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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [ChangeLog.tuples] - Blame information for rev 280

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Line No. Rev Author Line
1 280 jeremybenn
2008-07-28  Richard Guenther  
2
 
3
        Merge with mainline @138201.
4
 
5
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
6
        * configure: Regenerate.
7
 
8
2008-07-27  Jakub Jelinek  
9
 
10
        * omp-low.c (expand_omp_atomic_fetch_op): Fix a merge glitch.
11
 
12
2008-07-27  Andrew Pinski  
13
 
14
        * config/spu/spu.c (spu_gimplify_va_arg_expr): Unshare the args
15
        and skip trees.
16
 
17
2008-07-27  Richard Guenther  
18
 
19
        * tree-eh.c (lookup_expr_eh_region): Do not allocate a tree
20
        annotation.
21
        * tree-dfa.c (create_tree_common_ann): Set eh region to -1.
22
        * tree-flow.h (struct tree_ann_common_d): Reorder rn member
23
        to pack with type.
24
 
25
2008-07-26  Richard Guenther  
26
 
27
        Merge with mainline @138159.
28
 
29
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
30
        * configure: Regenerate.
31
 
32
2008-07-26  Richard Guenther  
33
 
34
        * gimple.h (CALL_STMT_CANNOT_INLINE_P): Remove.
35
 
36
2008-07-26  Jan Hubicka  
37
 
38
        * ipa-inline.c (cgraph_decide_inlining_of_small_function): Use
39
        gimple_call_set_cannot_inline.
40
        (cgraph_decide_inlining): Likewise.
41
        (cgraph_decide_inlining_incrementally): Likewise.
42
 
43
2008-07-26  Richard Guenther  
44
 
45
        Merge with mainline @138092.
46
 
47
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
48
        * configure: Regenerate.
49
 
50
2008-07-26  Richard Guenther  
51
 
52
        Merge with mainline @138091.
53
 
54
2008-07-25  Richard Guenther  
55
 
56
        * config/ia64/ia64.c (ia64_gimplify_va_arg): Unshare valist
57
        before reusing it.
58
 
59
2008-07-25  Andreas Krebbel  
60
 
61
        * tree-tailcall.c (process_assignment): Prevent tail call
62
        optimization if the modes of the return types don't match.
63
 
64
2008-07-24  Aldy Hernandez  
65
 
66
        * tree-inline.c (expand_call_inline): Allow casts in assert.
67
 
68
2008-07-24  Richard Guenther  
69
 
70
        PR middle-end/36885
71
        * tree.c (walk_tree_1): Also walk CHANGE_DYNAMIC_TYPE_EXPR operands.
72
        * gimple.c (gss_for_code): GIMPLE_CHANGE_DYNAMIC_TYPE is GSS_WITH_OPS.
73
        * gsstruct.def (GSS_CHANGE_DYNAMIC_TYPE): Remove.
74
 
75
2008-07-24  Richard Guenther  
76
 
77
        * tree-sra.c (sra_walk_expr): Also handle CONVERT_EXPR.
78
        (sra_walk_gimple_assign): Correctly detect assigns we can handle.
79
        * expr.c (expand_expr_real_1): Pass MOVE_NONTEMPORAL to
80
        expand_assignment.
81
 
82
2008-07-23  Richard Guenther  
83
 
84
        * tree-ssa-dse.c (get_kill_of_stmt_lhs): Tuplify correct.
85
        * gimple-pretty-print.c (dump_gimple_label): Dump non-local flag.
86
        * tree.h (maybe_fold_stmt_addition): Declare.
87
        * tree-ssa-ccp.c (maybe_fold_stmt_addition): Export.
88
        (fold_gimple_assign): Return the new rhs instead of modifying the stmt.
89
        (fold_stmt): Deal with that.
90
        (fold_stmt_inplace): Only replace the rhs of a statement if
91
        that has enough operand space to hold the new operands.
92
        * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
93
        POINTER_PLUS_EXPR handling.
94
 
95
2008-07-23  Richard Guenther  
96
 
97
        * tree-eh.c (record_in_goto_queue): Fix bootstrap with
98
        --disable-checking.
99
 
100
2008-07-23  Aldy Hernandez  
101
 
102
        Merge with mainline @138071.
103
 
104
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
105
        * configure: Regenerate.
106
 
107
2008-07-23  Richard Guenther  
108
 
109
        * tree-eh.c (union treemple): Add tree * member.
110
        (find_goto_replacement): Adjust.
111
        (replace_goto_queue_cond_clause): Use the address of the
112
        individual labels as unique identifier.
113
        (replace_goto_queue_1): Use the statement as unique identifier
114
        for GIMPLE_GOTO.
115
        (record_in_goto_queue): Add checking.
116
        (record_in_goto_queue_label): Adjust.
117
        (maybe_record_in_goto_queue): Likewise.
118
        (do_goto_redirection): Get leh_tf_state.
119
        (lower_try_finally_nofallthru): Pass it.
120
        (lower_try_finally_onedest): Likewise.
121
        (lower_try_finally_copy): Likewise.
122
        (lower_try_finally_switch): Likewise.
123
 
124
2008-07-22  Aldy Hernandez  
125
            Jakub Jelinek  
126
 
127
        * gimplify.c (gimple_do_not_emit_location_p): New.
128
        (gimple_set_do_not_emit_location): New.
129
        (annotate_one_with_location): Do not annotate if
130
        gimple_do_not_emit_location_p.
131
        (gimplify_cond_expr): Do not optimize if the COND_EXPR and
132
        GOTO_EXPR have different locations.
133
        Do not emit location information for some GIMPLE_COND's.
134
 
135
2008-07-22  Richard Guenther  
136
 
137
        * tree-ssa-ccp.c (ccp_fold): Use gimple_expr_type.
138
        (fold_gimple_assign): Likewise.
139
        * tree-inline.c (remap_gimple_op_r): Do not set TREE_BLOCK on
140
        non-statements.  Recurse to copy_tree_body_r with NULL block.
141
        (copy_phis_for_bb): Likewise.
142
        * tree-cfg.c (move_stmt_op): Do not set TREE_BLOCK on
143
        non-statements.
144
 
145
2008-07-22  Diego Novillo  
146
            Richard Guenther  
147
 
148
        * tree-ssa-dom.c (hashable_expr_equal_p): Do nothing if
149
        either TYPE0 or TYPE1 is NULL.
150
 
151
2008-07-21  Diego Novillo  
152
 
153
        * tree-ssa-alias-warnings.c (struct gimple_tree_map): New.
154
        Change every use of struct tree_map to struct gimple_tree_map.
155
        (gimple_tree_map_eq): New.
156
        (gimple_tree_map_hash): New.
157
        * tree-ssa-ccp.c (evaluate_stmt): Remove stale FIXME note.
158
        * gimplify.c (gimplify_expr): Remove stale FIXME note.
159
        * tree-ssa-pre.c: Remove stale references to GIMPLE_MODIFY_STMT.
160
        * tree-vect-generic.c (expand_vector_operations_1): Change
161
        FIXME tuples to NOTE.
162
 
163
2008-07-21  Richard Guenther  
164
 
165
        * tree-ssa-phiprop.c (propagate_with_phi): Only look through
166
        SSA_NAME copies.
167
 
168
2008-07-21  Richard Guenther  
169
 
170
        * gimplify.c (gimplify_init_constructor): Clear TREE_SIDE_EFFECTS
171
        on the remaining empty constructor.
172
 
173
2008-07-21  Richard Guenther  
174
 
175
        * tree-ssa-ccp.c (fold_gimple_assign): Handle pointer conversions
176
        like fold_stmt_r did.
177
        * gimple-pretty-print.c (dump_gimple_cond): Place semicolons
178
        where trunk did.
179
        * tree-inline.c (copy_bb): Do not insert GIMPLE_NOPs.
180
 
181
2008-07-21  Richard Guenther  
182
 
183
        PR tree-optimization/36826
184
        * tree-ssa-pre.c (eliminate): Do not eliminate in unused
185
        statements.
186
 
187
2008-07-20  Richard Guenther  
188
 
189
        * gimple.h (gimple_expr_type): The expression type is always
190
        the base type of an integral sub-type result type.
191
        * tree-eh.c (replace_goto_queue_cond_clause): Copy the sequence
192
        before handing it off to gsi_insert_seq_after.
193
        * tree-sra.c (insert_edge_copies_seq): Make sure to not keep an
194
        uninserted but marked for update sequence.
195
 
196
2008-07-20  Richard Guenther  
197
 
198
        * gimple.c (DEFTREECODE): Add REALIGN_LOAD_EXPR.
199
 
200
2008-07-19  Richard Guenther  
201
 
202
        * tree-ssa-sccvn.h (get_constant_value_id): Declare.
203
        (vn_constant_eq_with_type): Make sure an integral type is
204
        never equal to a non-integral type.
205
        (vn_hash_constant_with_type): Adjust.
206
        * tree-ssa-sccvn.c (get_constant_value_id): New function.
207
        * tree-ssa-pre.c (get_expr_value_id): For newly created
208
        constant value-ids make sure to add the expression to its
209
        expression-set.
210
 
211
2008-07-18  Jakub Jelinek  
212
 
213
        * gimple.c (gimple_regimplify_operands): Moved to...
214
        * gimplify.c (gimple_regimplify_operands): ... here.  Rework using
215
        lower_omp_1 regimplification code, if regimplified LHS of
216
        GIMPLE_ASSIGN or GIMPLE_CALL requires simpler RHS, create a temporary.
217
        * omp-low.c (gimple_regimplify_operands): Use
218
        gimple_regimplify_operands.
219
 
220
2008-07-18  Richard Guenther  
221
 
222
        * tree-ssa-reassoc.c (get_rank): For single rhs process its
223
        operands.
224
 
225
2008-07-18  Richard Guenther  
226
 
227
        * tree-ssa-loop-niter.c (expand_simple_operations): Expand
228
        as much as trunk does.
229
        * tree-ssa-sccvn.c (simplify_binary_expression): For comparisons
230
        always expand the first operand.
231
 
232
2008-07-18  Jakub Jelinek  
233
 
234
        * gimple-pretty-print.c (dump_gimple_cond): Print a semicolon if
235
        goto or else goto has been printed.
236
        (dump_gimple_goto): Print as goto instead of gimple_goto, print
237
        a semicolon at the end.
238
        (dump_gimple_asm): Print a semicolon at the end.
239
 
240
        * gimplify.c (gimplify_cond_expr): If COND_EXPR has both non-trivial
241
        THEN and ELSE statements and the THEN sequence can't fallthru, avoid
242
        adding label_cont and jump to it.
243
 
244
2008-07-18  Aldy Hernandez  
245
 
246
        * Makefile.in.  Remove TREE_GIMPLE_H definition.
247
        Rename all TREE_GIMPLE_H uses to GIMPLE_H.
248
        Depend on tree-iterator.h when necessary.
249
        * tree-into-ssa.c: Include gimple.h instead of tree-gimple.h.
250
        * tree-complex.c: Same.
251
        * cgraphbuild.c: Same.
252
        * cgraph.c: Same.
253
        * builtins.c: Same.
254
        * tree-ssa-sccvn.c: Same.
255
        * tree-ssa-copyrename.c: Same.
256
        * tree-nomudflap.c: Same.
257
        * tree-call-cdce.c: Same.
258
        * ipa-pure-const.c: Same.
259
        * ipa-utils.c: Same.
260
        * tree-ssa-alias.c: Same.
261
        * tree-ssa-sink.c: Same.
262
        * langhooks.c: Same.
263
        * function.c: Same.
264
        * ipa-type-escape.c: Same.
265
        * tree-affine.c: Same.
266
        * c-typeck.c: Same.
267
        * tree-dfa.c: Same.
268
        * tree-ssa-pre.c: Same.
269
        * tree-sra.c: Same.
270
        * c-omp.c: Same.
271
        * tree-ssa-dce.c: Same.
272
        * tree-nested.c: Same.
273
        * tree-ssa.c: Same.
274
        * tree-inline.c: Same.
275
        * tree-iterator.c: Same.
276
        * c-gimplify.c: Same.
277
        * tree-vect-generic.c: Same.
278
        * tree-flow.h: Same.
279
        * tree-ssa-structalias.c: Same.
280
        * ipa-struct-reorg.c: Same.
281
        * tree-ssa-reassoc.c: Same.
282
        * config/alpha/alpha.c: Same.
283
        * config/s390/s390.c: Same.
284
        * config/m32c/m32c.c: Same.
285
        * config/spu/spu.c: Same.
286
        * config/sparc/sparc.c: Same.
287
        * config/i386/i386.c: Same.
288
        * config/sh/sh.c: Same.
289
        * config/xtensa/xtensa.c: Same.
290
        * config/stormy16/stormy16.c: Same.
291
        * config/ia64/ia64.c: Same.
292
        * config/rs6000/rs6000: Same.
293
        * config/mips/mips.c: Same.
294
        * varpool.c: Same.
295
        * cgraphunit.c: Same.  Include tree-iterator.h
296
        * tree-mudflap.c: Same.
297
        * gimplify.c: Same.
298
        * c-decl.c: Same.
299
        * omp-low.c: Same.
300
        * c-semantics: Same.
301
        * gimple-low.c: Same.
302
        * tree-gimple.c: Merge contents into...
303
        * gimple.c: ...here.
304
        * tree-gimple.h: Merge contents into...
305
        * gimple.h: ...here.
306
 
307
2008-07-17  Jakub Jelinek  
308
 
309
        * omp-low.c (expand_omp_atomic_pipeline): Call
310
        force_gimple_operand_gsi on RHS for IADDR initialization.
311
 
312
        * gimplify.c (gimplify_cond_expr): Push statements in between
313
        gimple_push_condition and gimple_pop_condition into a new
314
        gimple_seq, append it after gimple_pop_condition cleanups.
315
 
316
2008-07-17  Richard Guenther  
317
 
318
        * tree-complex.c (init_dont_simulate_again): Handle
319
        {REAL,IMAG}PART_EXPR correctly.
320
        * gimple-pretty-print.c (dump_unary_rhs): Dump VIEW_CONVERT_EXPR
321
        and ASSERT_EXPR the same way as on trunk.
322
        * tree-ssa-dom.c (initialize_hash_element): Do not record
323
        the type for single rhs assigns.
324
        (hashable_expr_equal_p): Deal with NULL types.
325
        (eliminate_redundant_computations): Use print_gimple_expr.
326
        * tree-vrp.c (stmt_interesting_for_vrp): Fix builtin call check.
327
        (vrp_visit_stmt): Likewise.
328
        * tree-ssa-forwprop.c (simplify_gimple_switch): Fix typo.
329
 
330
2008-07-16  Richard Guenther  
331
 
332
        PR tree-optimization/36792
333
        * tree-ssa-pre.c (get_or_alloc_expr_for): Handle unary
334
        expressions inserted by SCCVN.
335
        (do_SCCVN_insertion): Adjust comment.
336
        (execute_pre): Allow insertion for FRE again.
337
 
338
        * tree-ssa-sccvn.c (simplify_unary_expression): Deal with
339
        the GIMPLE_SINGLE_RHS statemens we get.
340
        (init_scc_vn): Init VN_INFO->expr to NULL.
341
 
342
2008-07-16  Richard Guenther  
343
 
344
        Revert
345
        2008-07-16  Richard Guenther  
346
        * tree-ssa-pre.c (get_constant_for_value_id): Only hand out
347
        constants of the correct type.
348
        (fully_constant_expression): Pass the required type to
349
        get_constant_for_value_id.
350
 
351
        * tree-ssa-sccvn.h (vn_hash_constant_with_type): New function.
352
        (vn_constant_eq_with_type): Likewise.
353
        * tree-ssa-sccvn.c (vn_constant_eq): Use vn_constant_eq_with_type.
354
        (get_or_alloc_constant_value_id): Use vn_hash_constant_with_type.
355
        * tree-ssa-pre.c (pre_expr_eq): Use vn_constant_eq_with_type.
356
        (pre_expr_hash): Use vn_hash_constant_with_type.
357
        (get_representative_for): Use constants as their representative.
358
        (fully_constant_expression): Use constant parts in expressions
359
        directly.
360
 
361
2008-07-15  Aldy Hernandez  
362
 
363
        * tree-ssa-propagate.c (valid_gimple_expression_p): Remove.
364
        * tree-ssa-propagate.h (valid_gimple_expression_p): Remove.
365
        * tree-eh.c: Factor out common code in operation_could_trap_p and
366
        stmt_could_throw_1_p into...
367
        (operation_could_trap_helper_p): New.
368
        * gimplify.c (gimplify_expr): Rephrase fixme.
369
        * tree-mudflap.c: Remove fixme.
370
 
371
2008-07-17  Jakub Jelinek  
372
 
373
        * tree-eh.c (collect_finally_tree): Call collect_finally_tree_1
374
        with region as second argument for GIMPLE_TRY_FINALLY's cleanup.
375
 
376
        * gimplify.c (gimplify_expr): Call gimple_try_set_catch_is_cleanup
377
        for TRY_CATCH_EXPR.
378
 
379
2008-07-16  Jakub Jelinek  
380
 
381
        * tree-gimple.c (is_gimple_reg_rhs): Don't check for CALL_EXPRs
382
        with side-effects.
383
        * gimple.c (extract_ops_from_tree): Remove assert.
384
        * gimplify.c (is_gimple_reg_or_call_rhs): New function.
385
        (rhs_predicate_for): Return it instead of is_gimple_reg_rhs.
386
        (gimplify_expr): Handle is_gimple_reg_or_call_rhs.
387
 
388
        * tree-ssa-threadedge.c (record_temporary_equivalences_for_stmts,
389
        simplify_control_stmt_condition): Pass stmt instead of NULL as second
390
        argument to simplify callback.
391
 
392
        * tree-vect-patterns.c (vect_recog_pow_pattern): Don't call
393
        gimple_call_set_lhs with lhs of last_stmt.
394
        * tree-vect-transform.c (vectorizable_call): Build a new dummy
395
        assignment, replace the call with it and move over stmt_info.
396
 
397
        * tree-ssa-loop-niter.c (infer_loop_bounds_from_array): Use
398
        is_gimple_assign instead of gimple_code () == GIMPLE_ASSIGN and
399
        is_gimple_call instead of gimple_code () == GIMPLE_CALL.
400
        * tree-ssa-propagate.c (update_call_from_tree, substitute_and_fold):
401
        Likewise.
402
        * tree-ssa-sccvn.c (visit_use): Likewise.
403
        * tree-eh.c (stmt_could_throw_p): Likewise.
404
        * tree-optimize.c (execute_fixup_cfg): Likewise.
405
        * omp-low.c (check_omp_nesting_restrictions, scan_omp_1_stmt,
406
        optimize_omp_library_calls): Likewise.
407
        * tree-ssa-loop-im.c (movement_possibility, stmt_cost,
408
        determine_invariantness_stmt): Likewise.
409
        * tree-ssa-phiprop.c (phivn_valid_p, phiprop_insert_phi,
410
        propagate_with_phi): Likewise.
411
        * tree-ssa-ccp.c (get_default_value, surely_varying_stmt_p,
412
        ccp_fold_builtin, gimplify_and_update_call_from_tree): Likewise.
413
        * ipa-struct-reorg.c (is_result_of_mult, create_general_new_stmt):
414
        Likewise.
415
        * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
416
        * tree-object-size.c (alloc_object_size, call_object_size,
417
        check_for_plus_in_loops): Likewise.
418
        * tree-ssa.c (verify_ssa): Likewise.
419
        * predict.c (expr_expected_value_1, tree_bb_level_predictions,
420
        tree_estimate_probability): Likewise.
421
        * tree-cfg.c (verify_stmt): Likewise.
422
        * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
423
        copy_loop_headers): Likewise.
424
        * tree-ssa-ter.c (is_replaceable_p): Likewise.
425
        * ipa-prop.c (ipa_count_arguments, ipa_compute_jump_functions):
426
        Likewise.
427
        * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p,
428
        record_equivalences_from_stmt, optimize_stmt,
429
        get_lhs_or_phi_result): Likewise.
430
        * tree-ssa-sink.c (is_hidden_global_store): Likewise.
431
        * tree-nrv.c (tree_nrv, execute_return_slot_opt): Likewise.
432
        * value-prof.c (gimple_divmod_fixed_value,
433
        gimple_mod_pow2, gimple_mod_subtract): Likewise.
434
        * tree-predcom.c (name_for_ref, find_looparound_phi,
435
        replace_ref_with, remove_name_from_operation): Likewise.
436
        * tree-ssa-math-opts.c (is_division_by, execute_cse_reciprocals,
437
        execute_cse_sincos, execute_convert_to_rsqrt): Likewise.
438
        * tree-complex.c (expand_complex_move, expand_complex_operations_1):
439
        Likewise.
440
        * tree-outof-ssa.c (identical_copies_p): Likewise.
441
        * tree-ssa-pre.c (is_exception_related): Likewise.
442
        * tree-sra.c (scalarize_use, scalarize_copy): Likewise.
443
        * tree-ssa-alias.c (count_uses_and_derefs, update_alias_info_1,
444
        is_escape_site): Likewise.
445
        * lambda-code.c (can_put_in_inner_loop,
446
        cannot_convert_bb_to_perfect_nest): Likewise.
447
        * tree-tailcall.c (find_tail_calls, eliminate_tail_call): Likewise.
448
        * ipa-type-escape.c (look_for_casts_stmt, is_cast_from_non_pointer):
449
        Likewise.
450
        * tree-vect-transform.c (vectorizable_reduction): Likewise.
451
        * tree-ssa-threadedge.c (record_temporary_equivalences_from_stmts):
452
        Likewise.
453
        * tree-ssa-phiopt.c (nt_init_block): Likewise.
454
        * tree-ssa-structalias.c (find_func_aliases): Likewise.
455
        * tree-ssa-forwprop.c (can_propagate_from,
456
        forward_propagate_comparison, simplify_not_neg_expr,
457
        simplify_gimple_switch, tree_ssa_forward_propagate_single_use_vars):
458
        Likewise.
459
        * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
460
        * tree-ssa-dse.c (get_kill_of_stmt_lhs, dse_possible_dead_store_p,
461
        dse_optimize_stmt, execute_simple_dse): Likewise.
462
        * tree-ssa-loop-ivopts.c (find_interesting_uses_op,
463
        find_interesting_uses_stmt, rewrite_use_nonlinear_expr): Likewise.
464
        * tree-vrp.c (stmt_overflow_infinity, vrp_stmt_computes_nonzero,
465
        register_edge_assert_for_2, register_edge_assert_for,
466
        find_assert_locations, check_all_array_refs,
467
        remove_range_assertions, stmt_interesting_for_vrp, vrp_visit_stmt,
468
        simplify_stmt_using_ranges): Likewise.
469
        * tree-ssa-loop-prefetch.c (gather_memory_references): Likewise.
470
        * tree-ssa-copy.c (may_propagate_copy_into_stmt,
471
        propagate_tree_value_into_stmt): Likewise.
472
        * tree-inline.c (copy_bb, expand_call_inline,
473
        gimple_expand_calls_inline, fold_marked_statements): Likewise.
474
 
475
        * tree-ssa-copyrename.c (rename_ssa_copies): Use
476
        gimple_assign_ssa_name_copy_p.
477
 
478
        * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Check
479
        gimple_assign_rhs_code, type of rhs is TREE_TYPE (lhs), update
480
        rhs_code.
481
 
482
2008-07-16  Richard Guenther  
483
 
484
        * tree-ssa-pre.c (get_constant_for_value_id): Only hand out
485
        constants of the correct type.
486
        (fully_constant_expression): Pass the required type to
487
        get_constant_for_value_id.
488
 
489
2008-07-15  Aldy Hernandez  
490
 
491
        Merge with mainline @137837.
492
 
493
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
494
        * configure: Regenerate.
495
 
496
2008-07-15  Jakub Jelinek  
497
 
498
        * common.opt (-fgimple-conversion=): Remove.
499
 
500
        * tree-affine.c (aff_combination_expand): Tuplify.
501
        * cfgexpand.c (gimple_assign_rhs_to_tree): Remove prototype.
502
        * tree-outof-ssa.c (gimple_assign_rhs_to_tree): Likewise.
503
        * tree-gimple.h (gimple_assign_rhs_to_tree): New prototype.
504
 
505
2008-07-15  Aldy Hernandez  
506
 
507
        * tree.h: Remove gimple_unreachable_1 prototype.
508
 
509
2008-07-15  Aldy Hernandez  
510
 
511
        * Makefile.in (gimple-dummy.o): Remove.
512
        * gimple-dummy.c: Delete.
513
        * tree-ssa-propagate.c (valid_gimple_expression_p): Change
514
        gimple_unreachable to gcc_unreachable.
515
        * tree-affine.c (aff_combination_expand): Same.
516
        * tree-vect-transform.c (vectorizable_call): Same.
517
 
518
2008-07-15  Richard Guenther  
519
 
520
        * gimplify.c (gimplify_expr): Gimplify an unused volatile load
521
        properly.
522
 
523
2008-07-15  Richard Guenther  
524
 
525
        * tree-ssa-pre.c: Tuplify.  Enable FRE and PRE.
526
        (execute_pre): Disable SCCVN insertion even for FRE.
527
        * tree-ssa-sccvn.h (copy_reference_ops_from_call): Declare.
528
        * tree-ssa-sccvn.c (copy_reference_ops_from_call): Export.
529
        (vn_get_expr_for): Handle more expression kinds.
530
        (visit_reference_op_load): Properly set a value id for
531
        inserted names.
532
        (simplify_binary_expression): Use valid_gimple_rhs_p instead of
533
        valid_gimple_expression_p.
534
        (simplify_unary_expression): Likewise.
535
        (process_scc): Clear the cached/simplified expressions at the
536
        start of the iteration.
537
        (free_scc_vn): Do not clear SSA_NAME_VALUE.
538
        (run_scc_vn): Remove broken special case in printing VNs.
539
        * tree-ssa-propagate.c (valid_gimple_rhs_p): Allow
540
        gimple-min-invariants and SSA names.
541
 
542
2008-07-14  Andreas Krebbel  
543
 
544
        * config/s390/s390.c: (s390_gimplify_va_arg) Unshare the args* tree.
545
 
546
2008-07-14  Richard Guenther  
547
 
548
        * tree-ssa-math-opts.c (execute_cse_reciprocals): Process
549
        SSA_NAME defs of calls.
550
        * gimple-pretty-print.c (dump_unary_rhs): Do not prefix
551
        CONSTRUCTOR with [constructor].
552
 
553
2008-07-14  Aldy Hernandez  
554
 
555
        * config/alpha/alpha.c (va_list_skip_additions): Change
556
        GIMPLE_STMT_OPERAND to TREE_OPERAND.
557
 
558
2008-07-14  Jakub Jelinek  
559
 
560
        * tree-vect-transform.c (vect_create_data_ref_ptr): Update comment.
561
        * config/s390/s390.c (s390_va_start): Build MODIFY_EXPR instead of
562
        GIMPLE_MODIFY_STMT.
563
        (s390_gimplify_va_arg): Use gimplify_assign.
564
        * config/sh/sh.c (sh_va_start): Build MODIFY_EXPR instead of
565
        GIMPLE_MODIFY_STMT.
566
        (sh_gimplify_va_arg_expr): Use gimplify_assign.
567
        * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
568
        * config/spu/spu.c (spu_va_start): Build MODIFY_EXPR instead of
569
        GIMPLE_MODIFY_STMT.
570
        (spu_gimplify_va_arg_expr): Use gimplify_assign.
571
        * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
572
        Build MODIFY_EXPR instead of GIMPLE_MODIFY_STMT.
573
        (xstormy16_gimplify_va_arg_expr): Likewise.  Use gimplify_assign.
574
        * config/xtensa/xtensa.c (xtensa_va_start): Build MODIFY_EXPR
575
        instead of GIMPLE_MODIFY_STMT.
576
        (xtensa_gimplify_va_arg_expr): Use gimplify_assign.
577
 
578
2008-07-14  Aldy Hernandez  
579
 
580
        * config/alpha/alpha.c (va_list_skip_additions): Rename
581
        GIMPLE_MODIFY_STMT to MODIFY_EXPR.
582
        (alpha_va_start): Same.
583
        (alpha_gimplify_va_arg_1): Use gimplify_assign.
584
        (alpha_gimplify_va_arg): Same.
585
        * config/frv/frv.c (frv_expand_builtin_va_start): Rename
586
        GIMPLE_MODIFY_STMT to MODIFY_EXPR.
587
        * config/ia64/ia64.c (ia64_gimplify_va_arg): Use gimplify_assign.
588
        * config/alpha/mips.c (mips_va_start): Rename GIMPLE_MODIFY_STMT to
589
        MODIFY_EXPR or use gimplify_assign when appropriate.
590
        (mips_gimplify_va_arg_expr): Same.
591
 
592
2008-07-14  Aldy Hernandez  
593
 
594
        * config/rs6000/rs6000.c (rs6000_va_start): Change
595
        GIMPLE_MODIFY_STMT to MODIFY_EXPR.
596
        (rs6000_gimplify_va_arg): Use gimplify_assign.
597
        Build GIMPLE_GOTO directly.
598
 
599
2008-07-14  Aldy Hernandez  
600
 
601
        * tree-dump.c (dequeue_and_dump): Remove GIMPLE_MODIFY_STMT case.
602
        * tree-ssa-loop-niter.c (simplify_replace_tree): Remove GIMPLE_STMT_P
603
        call.
604
        * tree-pretty-print.c (dump_generic_node): Remove any references to
605
        GIMPLE_MODIFY_STMT, GIMPLE_STMT_P, GIMPLE_TUPLE_P.
606
        (op_prio): Same.
607
        (op_symbol_code): Same.
608
        * java/java-gimplify.c (java_gimplify_expr): Same.
609
        (java_gimplify_modify_expr): Same.
610
        * java/java-tree.h: Rename GENERIC_NEXT to TREE_CHAIN.
611
        * tree-tailcall.c (find_tail_calls): Update comment.
612
        * tree.c (tree_code_class_string): Remove "gimple_stmt".
613
        (tree_node_kind): Remove "gimple statments".
614
        (tree_code_size): Remove tcc_gimple_stmt.
615
        (make_node_stat): Same.
616
        (copy_node_stat): Remove any references to
617
        GIMPLE_MODIFY_STMT, GIMPLE_STMT_P, GIMPLE_TUPLE_P, tcc_gimple_stmt,
618
        TS_GIMPLE_STATEMENT, GENERIC_TREE_OPERAND, GENERIC_TREE_TYPE,
619
        GIMPLE_TUPLE_HAS_LOCUS_P, GIMPLE_STMT_LOCUS, GIMPLE_STMT_BLOCK,
620
        IS_GIMPLE_STMT_CODE_CLASS, GIMPLE_STMT_BLOCK.
621
        (expr_align): Same.
622
        (tree_node_structure): Same.
623
        (build2_stat): Same.
624
        (set_expr_locus): Same.
625
        (walk_tree_1): Same.
626
        (tree_block): Same.
627
        (build_gimple_modify_stmt_stat): Remove.
628
        (expr_location): Remove.
629
        (set_expr_location): Remove.
630
        (expr_hash_location): Remove.
631
        (expr_locus): Remove.
632
        (expr_filename): Remove.
633
        (expr_lineno): Remove.
634
        (generic_tree_operand): Remove.
635
        (generic_tree_type): Remove.
636
        * tree.h (tree_code_class): Remove tcc_gimple_stmt.
637
        (IS_GIMPLE_STMT_CODE_CLASS): Remove.
638
        (struct gimple_stmt): Remove.
639
        (GIMPLE_STMT_CHECK): Remove.
640
        (TREE_OPERAND_CHECK): Remove GIMPLE_TUPLE_P.
641
        (TREE_CHAIN): Same.
642
        (GIMPLE_STMT_OPERAND_CHECK): Remove.
643
        (GIMPLE_STMT_OPERAND_CHECK): Remove.
644
        (GIMPLE_STMT_P): Remove.
645
        (GIMPLE_TUPLE_P): Remove.
646
        (GIMPLE_TUPLE_HAS_LOCUS_P): Remove.
647
        (GENERIC_TREE_OPERAND): Remove.
648
        (GENERIC_TREE_TYPE): Remove.
649
        (GENERIC_NEXT): Remove.
650
        (IS_CONVERT_EXPR_CODE_P): Rename GENERIC_TREE_TYPE to TREE_TYPE.
651
        (MOVE_NONTEMPORAL): Remove GIMPLE_MODIFY_STMT_CHECK.
652
        Remove GIMPLE_STMT_OPERAND, GIMPLE_STMT_LOCUS, GIMPLE_STMT_BLOCK.
653
        (EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_HAS_LOCATION, EXPR_LOCUS,
654
        EXPR_FILENAME, EXPR_LINENO): Do ont call functions.
655
        (CAN_HAVE_LOCATION_P): Remove GIMPLE_STMT_P.
656
        (union tree_node): Remove gstmt.
657
        (build_gimple_modify_stmt*): Remove.
658
        (expr_location, set_expr_location, expr_has_location,
659
        expr_locus, expr_filename, expr_lineno, generic_tree_operand,
660
        generic_tree_type): Remove.
661
        * tree-scalar-evolution.c (follow_ssa_edge): Update comment.
662
        (interpret_condition_phi): Same.
663
        * gimple.h (gimplify_assign): New.
664
        * builtins.c, fold-const.c, omp-low.c, tree-ssa-dse.c, tree-gimple.c,
665
        tree-ssa-math-opts.c, tree-nrv.c, gimple-low.c, dwarf2out.c,
666
        expr.c, tree-parloops.c, matrix-reorg.c, c-decl.c, tree-eh.c,
667
        c-pretty-print.c, langhooks.c, function.c, tree-affine.c,
668
        gimplify.c, tree.def, cfgexpand.c, tree-predcom.c, print-tree.c,
669
        tree-ssa-ter.c, tree-ssa.c, tree-inline.c, gimple.c, gimple.h,
670
        tree-cfg.c, config/i386/i386.c, stmt.c, tree-ssa-operands.c)
671
        Remove any references to
672
        GIMPLE_MODIFY_STMT, GIMPLE_STMT_P, GIMPLE_TUPLE_P, tcc_gimple_stmt,
673
        TS_GIMPLE_STATEMENT, GENERIC_TREE_OPERAND, GENERIC_TREE_TYPE,
674
        GIMPLE_TUPLE_HAS_LOCUS_P, GIMPLE_STMT_LOCUS, GIMPLE_STMT_BLOCK,
675
        IS_GIMPLE_STMT_CODE_CLASS, GIMPLE_STMT_BLOCK.
676
        Call gimplify_assign or generate a GIMPLE_ASSIGN directly when
677
        appropriate.
678
 
679
2008-07-14  Jakub Jelinek  
680
 
681
        * cfgexpand.c (gimple_cond_pred_to_tree): New function.
682
        (gimple_to_tree) : Use it.
683
        (release_stmt_tree): New function.
684
        (expand_gimple_cond): Call just gimple_cond_pred_to_tree
685
        instead of gimple_to_tree, ggc_free pred before returning.
686
        (expand_gimple_tailcall): Call release_stmt_tree.
687
        (expand_gimple_basic_block): Call release_stmt_tree instead
688
        of ggc_free.
689
 
690
        * gimplify.c (internal_get_tmp_var, gimplify_decl_expr,
691
        gimplify_init_ctor_eval, gimplify_target_expr): Call ggc_free
692
        on the INIT_EXPR.
693
 
694
2008-07-14  Richard Guenther  
695
 
696
        * tree-ssa-ccp.c (ccp_fold): Move ADDR_EXPR handing to
697
        GIMPLE_SINGLE_RHS case.
698
        * tree-ssa-ifcombine.c (ifcombine_iforif): Fix typo.
699
 
700
2008-07-14  Jakub Jelinek  
701
 
702
        * system.h (CONST_CAST2): Avoid using a union for all GCCs <= 4.0.x.
703
 
704
2008-07-12  Diego Novillo  
705
 
706
        * tree-loop-distribution.c: Tuplify.
707
        * tree-ssa-propagate.c (substitute_and_fold): Remove
708
        stale FIXME tuples note.
709
 
710
2008-07-11  Jakub Jelinek  
711
 
712
        * tree-dump.c (dump_options): Don't set TDF_RHS_ONLY for -all.
713
 
714
        * omp-low.c (lower_omp_1): Only use rhs_predicate_for if
715
        GIMPLE_SINGLE_RHS.
716
 
717
        * tree-vect-analyze.c (vect_determine_vectorization_factor): Handle
718
        GIMPLE_CALL with non-NULL lhs.
719
        (vect_build_slp_tree): Likewise.  Fix reversed check for references.
720
        * tree-vectorizer.c (stmt_vec_info_htab, stmt_vec_info_eq,
721
        stmt_vec_info_hash, init_stmt_vec_info_htab,
722
        free_stmt_vec_info_htab): Remove.
723
        (stmt_vec_info_vec): New variable.
724
        (init_stmt_vec_info_vec, free_stmt_vec_info_vec): New functions.
725
        (new_loop_vec_info): Clear stmt uid before calling
726
        set_vinfo_for_stmt.
727
        (vect_is_simple_use): Handle GIMPLE_CALL with non-NULL lhs.
728
        (vectorize_loops): Call {init,free}_stmt_vec_info_vec instead of
729
        {init,free}_stmt_vec_info_htab.
730
        * tree-parloops.c (parallelize_loops): Likewise.
731
        * tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR.
732
        * tree-vectorizer.h (stmt_vec_info_htab): Removed.
733
        (init_stmt_vec_info_htab, free_stmt_vec_info_htab): Remove
734
        prototypes.
735
        (stmt_vec_info_vec): New extern decl.
736
        (init_stmt_vec_info_vec, free_stmt_vec_info_vec): New prototypes.
737
        (vinfo_for_stmt, set_vinfo_for_stmt): Rewritten using stmt uid
738
        and vector instead of a hash table.
739
        * tree-vect-patterns.c (vect_recog_pow_pattern): Request
740
        a GIMPLE_CALL with non-NULL lhs instead of GIMPLE_ASSIGN.
741
        (vect_pattern_recog_1): Use is_gimple_call instead of comparing
742
        gimple_code with GIMPLE_CALL.
743
        * gimple.c (gimple_rhs_class_table): Use GIMPLE_SINGLE_RHS for
744
        DOT_PROD_EXPR and VEC_COND_EXPR.
745
        * tree-vect-transform.c (vect_get_slp_vect_defs): Use gimple_get_lhs
746
        instead of gimple_assign_lhs.
747
        (get_initial_def_for_induction): Use build_int_cst even for
748
        pointers.  Use POINTER_PLUS_EXPR for POINTER_TYPE_P (scalar_type).
749
        (vect_get_vec_def_for_operand): Use is_gimple_call instead of
750
        comparing gimple_code with GIMPLE_CALL.
751
        (vectorizable_call): Likewise.  Use gimple_call_lhs instead of
752
        gimple_assign_lhs.  Build a vector of arguments, use
753
        gimple_build_call_vec.
754
        (vect_get_vec_def_for_stmt_copy): Use gimple_get_lhs.
755
        (vectorizable_live_operation): Handle GIMPLE_SINGLE_RHS operands.
756
 
757
2008-07-11  Doug Kwan  
758
 
759
        * gimple-dummy.c (vectorizable_induction, vectorizable_type_promotion,
760
        vectorizable_type_demotion, vectorizable_conversion,
761
        vectorizable_operation, vectorizable_assignment,
762
        vectorizable_load, vectorizable_call, vectorizable_store,
763
        vectorizable_condition, vectorizable_reduction,
764
        vectorizable_live_operation, vectorizable_function,
765
        vect_estimate_min_profitable_iters, vect_model_simple_cost,
766
        vect_model_store_cost, vect_model_load_cost, vect_transform_loop):
767
        Remove DUMMY_FNs.
768
        * tree-ssa-loop.c (gate_tree_vectorize): Reenable vectorizer.
769
        * tree-vectorizer.c (vect_is_simple_use): Fix handling of
770
        GIMPLE_NOP.
771
        * tree-vectorizer.h (vectorizable_load, vectorizable_store,
772
        vectorizable_operation, vectorizable_type_promotion,
773
        vectorizable_type_demotion, vectorizable_conversion,
774
        vectorizable_assignment, vectorizable_call, vectorizable_condition,
775
        vectorizable_live_operation, vectorizable_reduction,
776
        vectorizable_induction): Adjust prototypes.
777
        * tree-vect-transform.c (vectorizable_load, vectorizable_store,
778
        vectorizable_operation, vectorizable_type_promotion,
779
        vectorizable_type_demotion, vectorizable_conversion,
780
        vectorizable_assignment, vectorizable_call, vectorizable_condition,
781
        vectorizable_live_operation, vectorizable_reduction,
782
        vectorizable_induction, vect_transform_stmt,
783
        vect_create_data_ref_ptr, vect_create_addr_base_for_vector_ref,
784
        vect_get_vec_def_for_operand, vect_init_vector,
785
        vect_finish_stmt_generation, vect_create_epilog_for_reduction,
786
        get_initial_def_for_reduction, cost_for_stmt,
787
        vect_estimate_min_profitable_iters, vect_model_reduction_cost,
788
        vect_cost_strided_group_size, vect_model_load_cost, bump_vector_ptr,
789
        vect_get_constant_vectors, vect_get_slp_vect_defs,
790
        vect_get_slp_defs, get_initial_def_for_induction,
791
        vect_get_vec_def_for_stmt_copy, vect_get_vec_defs,
792
        vectorizable_function, vect_gen_widened_results_half,
793
        vect_permute_store_chain, vect_setup_realignment,
794
        vect_permute_load_chain, vect_transform_strided_load,
795
        vect_is_simple_cond, vect_build_loop_niters,
796
        vect_generate_tmps_on_preheader, vect_update_ivs_after_vectorizer,
797
        vect_do_peeling_for_loop_bound, vect_gen_niters_for_prolog_loop,
798
        vect_do_peeling_for_alignment, vect_create_cond_for_align_checks,
799
        vect_create_cond_for_alias_checks, vect_loop_versioning,
800
        vect_remove_stores, vect_schedule_slp_instance,
801
        vect_transform_loop): Tuplify.
802
 
803
2008-07-10  Richard Guenther  
804
 
805
        * gimple.h (gimple_assign_ssa_name_copy_p): Declare.
806
        (gimple_has_lhs): New function.
807
        * gimple.c (gimple_assign_ssa_name_copy_p): New function.
808
        * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove
809
        redundant gimple_set_location call.
810
        * gimple-iterator.c (gsi_remove): Do not free stmt operands.
811
        * tree-ssa-structalias.c (find_func_aliases): Correctly let
812
        all things with pointers escape.
813
        * tree-pass.h (TDF_RHS_ONLY): New flag.
814
        * diagnostic.h (print_gimple_expr): Declare.
815
        * gimple-pretty-print.c (print_gimple_expr): New function.
816
        (dump_gimple_assign): Dump the RHS as expression if TDF_RHS_ONLY.
817
        (dump_gimple_call): Likewise.
818
        (dump_gimple_cond): Likewise.
819
        * tree-ssa-propagate.c (fold_predicate_in): Use print_gimple_expr.
820
        * tree-ssa-sccvn.c (visit_use): Use gimple_has_lhs.
821
        Use print_gimple_expr.  Handle tcc_expression correctly.
822
 
823
2008-07-09  Jakub Jelinek  
824
 
825
        * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
826
        (push_gimplify_context): Don't allocate bind_expr_stack,
827
        temp_htab nor c itself here.  Add c argument.
828
        (pop_gimplify_context): Allow bind_expr_stack being NULL.  Check
829
        c->temp_htab instead of optimize whether htab_delete should be called.
830
        Don't free c.
831
        (gimple_push_bind_expr): Create bind_expr_stack lazily.
832
        (lookup_tmp_var): Create temp_htab lazily.
833
        (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
834
        gimplify_body, force_gimple_operand): Adjust push_gimplify_context
835
        callers.
836
        * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
837
        lower_omp_ordered, lower_omp_critical, lower_omp_for,
838
        create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
839
        * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Likewise.
840
        * tree-sra.c (generate_element_init): Likewise.
841
        * tree-mudflap.c (execute_mudflap_function_ops,
842
        execute_mudflap_function_decls): Likewise.
843
        * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
844
        * tree-gimple.h (struct gimplify_ctx): New type.
845
        (push_gimplify_context): Adjust prototype.
846
 
847
        * gimple.h (gimple_rhs_class_table): New extern decl.
848
        (get_gimple_rhs_class): Change into inline.
849
        * gimple.c (get_gimple_rhs_class): Removed.
850
        (gimple_rhs_class_table): New variable.
851
 
852
2008-07-09  Doug Kwan  
853
            Diego Novillo  
854
 
855
        * tree-ssa-ccp.c (fold_stmt_r): Remove gcc_unreachable
856
        call from COND_EXPR handler.
857
        * tree-if-conv.c: Tuplify.
858
        * gimple.c (gimple_could_trap_p_1): Factor out of ...
859
        (gimple_could_trap_p): ... here.
860
        Call it.
861
        (gimple_assign_rhs_could_trap_p): New.
862
        * gimple.h (gimple_assign_rhs_could_trap_p): Declare.
863
        * tree-ssa-operands.c (get_expr_operands): Handle
864
        COND_EXPR.
865
 
866
2008-07-08  Jakub Jelinek  
867
 
868
        Merge with mainline @137633.
869
 
870
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
871
        * configure: Regenerate.
872
 
873
2008-07-08  Jakub Jelinek  
874
 
875
        * tree-cfg.c (remove_useless_stmts_cond): Avoid calling
876
        fold_binary.
877
 
878
2008-07-07  Jakub Jelinek  
879
 
880
        * gimple-pretty-print.c (dump_gimple_return): Don't print space
881
        after return if return has no argument.
882
        (dump_gimple_seq): Don't print newline after last statement in
883
        the sequence.
884
        (dump_gimple_fmt, dump_gimple_try, dump_gimple_omp_for,
885
        dump_gimple_omp_single, dump_gimple_omp_sections,
886
        dump_gimple_omp_block, dump_gimple_omp_critical,
887
        dump_gimple_omp_parallel, dump_gimple_omp_task): Use
888
        newline_and_indent after dump_gimple_seq instead of INDENT.
889
        (dump_gimple_bind): Likewise.  If there are no bind vars, don't
890
        print two newlines before the sequence, just one.
891
        * tree-cfg.c (dump_function_to_file): Fix dumping lowered gimple
892
        before CFG is built.
893
 
894
2008-07-07  Diego Novillo  
895
 
896
        * tree-vrp.c (ssa_name_nonnegative_p): Tuplify.
897
        (ssa_name_nonzero_p): Tuplify.
898
        (extract_range_from_comparison): Tidy.
899
        (vrp_evaluate_conditional_warnv_with_ops): Tidy.
900
        (vrp_evaluate_conditional): Change STMT argument to gimple.
901
        Update all users.
902
        (simplify_stmt_for_jump_threading): Change WITHIN_STMT argument
903
        to gimple.
904
        Update all users.
905
        (identify_jump_threads): Tidy.
906
        * tree-tailcall.c (find_tail_calls): Remove stale FIXME note.
907
        * tree.c (tree_node_structure): Likewise.
908
        * tree.h (struct tree_base): Likewise.
909
        (struct gimple_stmt): Likewise.
910
        * builtins.c (expand_builtin_memcpy): Likewise.
911
        (expand_builtin_memset_args): Likewise.
912
        * tree-chrec.h (build_polynomial_chrec): Do not initialize VAL.
913
        * tree-ssa-ccp.c (fold_stmt_r): Do not handle COND_EXPR.
914
        (fold_stmt): Remove #if 0 code.
915
        * tree-ssa-dom.c (EXTRA_DETAILS): Remove.
916
        Update all users.
917
        (hashable_expr_equal_p): Remove stale FIXME note.
918
        (simplify_stmt_for_jump_threading): Convert WITHIN_STMT
919
        argument to gimple.  Update all users.
920
        * tree-ssa-propagate.c: Include gimple.h
921
        (get_rhs): Remove.
922
        (set_rhs): Remove.
923
        (fold_predicate_in): Tuplify.
924
        * Makefile.in (tree-ssa-propagate.o): Add dependency on
925
        GIMPLE_H.
926
        * tree-ssa-propagate.h (get_rhs, set_rhs): Remove.
927
        * tree-parloops.c (create_parallel_loop): Remove FIXME
928
        tuples note.
929
        * tree-eh.c (lookup_stmt_eh_region): Remove FIXME tuples
930
        editorial note.
931
        * cfgexpand.c (gimple_to_tree): Likewise.
932
        * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Tidy.
933
        Do not handle GIMPLE_BIND.
934
        * tree-inline.c (remap_gimple_op_r): Remove stale FIXME notes.
935
        * tree-optimize.c (execute_fixup_cfg): Likewise.
936
        * tree-flow.h (struct tree_ann_common_d): Remove stale
937
        FIXME tuples notes.
938
        (tree_vrp_evaluate_conditional): Change last argument type to
939
        gimple.  Update all users.
940
        (thread_across_edge): Likewise.
941
        * gimple.c (gimple_has_side_effects): If any argument has
942
        TREE_SIDE_EFFECTS set, assert that S has volatile operands.
943
        (gimple_rhs_has_side_effects): Likewise.
944
        * gimple.h (gimple_phi_capacity): Remove stale FIXME tuples note.
945
        * tree-cfg.c (group_case_labels): Remove FIXME tuples note.
946
        Assert that the new size is smaller than the old size.
947
        (remove_useless_stmts_warn_notreached): Remove #if 0 code.
948
        (remove_useless_stmts_cond): Remove stale FIXME tuples note.
949
        (remove_useless_stmts_1): Likewise.
950
        (verify_types_in_gimple_assign): Likewise.
951
        * passes.c (init_optimization_passes): Re-enable
952
        pass_ipa_increase_alignment.
953
        * tree-ssa-threadedge.c
954
        (record_temporary_equivalences_from_stmts_at_dest):
955
        Change SIMPLIFY to accept two arguments of type gimple.
956
        Update all users.
957
        (simplify_control_stmt_condition): Likewise.
958
        (thread_accross_edge): Likewise.
959
        * tree-ssa-operands.c (add_call_clobber_ops): Re-enable
960
        calls to ipa_reference_get_not_read_globals and
961
        ipa_reference_get_not_written_global.
962
 
963
2008-07-07  Aldy Hernandez  
964
 
965
        * tree-ssa-dom.c: Remove FIXME tuples.
966
 
967
2008-07-07  Aldy Hernandez  
968
 
969
        * tree-cfg.c (verify_types_in_gimple_assign): Remove
970
        FIXME tuples.
971
 
972
2008-07-04  Jakub Jelinek  
973
 
974
        * cfgexpand.c (gimple_to_tree) : Copy
975
        CALL_EXPR_VA_ARG_PACK.
976
 
977
        * gimple.c (gimple_build_bind): Set gimple_bind_block rather
978
        than gimple_block.
979
        (gimple_copy) : Don't unshare gimple_bind_block.
980
 
981
        * gimple.h (GF_ASM_INPUT, GF_ASM_VOLATILE, GF_CALL_CANNOT_INLINE,
982
        GF_CALL_FROM_TRUNK, GF_CALL_RETURN_SLOT_OPT, GF_CALL_TAILCALL,
983
        GF_CALL_VA_ARG_PACK, GF_OMP_PARALLEL_COMBINED, GF_OMP_RETURN_NOWAIT,
984
        GF_OMP_SECTION_LAST, GF_PREDICT_TAKEN): Change from static const ints
985
        into enum values.
986
        (struct gimple_statement_base): Move subcode after flags to make it
987
        16-bit aligned.
988
 
989
        * tree-ssa-structalias.c (find_func_aliases): Handle ADDR_EXPR
990
        as GIMPLE_SINGLE_RHS instead of GIMPLE_UNARY_RHS.
991
 
992
        * tree-ssa-operands.c (get_expr_operands): Don't handle
993
        OMP_FOR, OMP_PARALLEL, OMP_TASK, OMP_SECTIONS and PREDICT_EXPR
994
        here.
995
 
996
        * gimple.def (GIMPLE_PREDICT): New.
997
        * gimple.h: Update comment above GF_* flags.
998
        (GF_PREDICT_TAKEN): New.
999
        (gimple_build_predict): New prototype.
1000
        (gimple_predict_predictor, gimple_predict_outcome,
1001
        gimple_predict_set_predictor, gimple_predict_set_outcome): New
1002
        inlines.
1003
        * gimple.c (gss_for_code): Handle GIMPLE_PREDICT.
1004
        (gimple_size, walk_gimple_op): Likewise.
1005
        (gimple_build_predict): New function.
1006
        * gimple-pretty-print.c (dump_gimple_stmt): Handle GIMPLE_PREDICT.
1007
        * predict.c (tree_bb_level_predictions): Likewise.
1008
        * cfgexpand.c (gimple_to_tree): Likewise.
1009
        * tree-inline.c (estimate_num_insns): Likewise.
1010
        * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1011
        * gimple-low.c (lower_stmt): Likewise.
1012
        * tree-cfg.c (verify_types_in_gimple_seq_2): Likewise.
1013
        (verify_types_in_gimple_stmt): Likewise.  Don't handle PREDICT_EXPR.
1014
        * gimplify.c (gimplify_expr): Gimplify PREDICT_EXPR into
1015
        GIMPLE_PREDICT.
1016
        * expr.c (expand_expr_real): Don't handle PREDICT_EXPR.
1017
 
1018
2008-07-04  Aldy Hernandez  
1019
 
1020
        * tree-ssa-forwprop.c (rhs_to_tree): Remove fixme.
1021
        (forward_propagate_into_cond): Add comment.
1022
        (forward_propagate_into_gimple_cond): Add comment.
1023
        (forward_propagate_addr_expr_1): Enable optimization.
1024
 
1025
2008-07-04  David Edelsohn  
1026
 
1027
        Revert:
1028
        * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Unshare t.
1029
 
1030
        * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Unshare reg.
1031
 
1032
2008-07-03  David Edelsohn  
1033
 
1034
        * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Unshare t.
1035
 
1036
2008-07-03  Doug Kwan  
1037
 
1038
        * gimple-dummy.c (vectorizable_function): New dummy.
1039
        (vect_pattern_recog): Remove dummy.
1040
        * tree-vectorizer.h (vect_recog_func_ptr): Adjust types for tuples.
1041
        * tree-vect-patterns.c (File): Re-enable all code.
1042
        (widened_name_p): Tuplify.
1043
        (vect_recog_temp_ssa_var): New.
1044
        (vect_recog_dot_prod_pattern): Tuplify.
1045
        (vect_recog_widen_mult_pattern): Same.
1046
        (vect_recog_pow_pattern): Same.
1047
        (vect_recog_widen_sum_pattern): Same.
1048
        (vect_pattern_recog_1): Tuplify. Factor out code to create SSA
1049
        temporaries to vect_recog_temp_ssa_var.  Remove code for building
1050
        assignment statement.
1051
        (vect_pattern_recog): Tuplify.
1052
 
1053
2008-07-03  Janis Johnson  
1054
            David Edelsohn  
1055
 
1056
        * config/rs6000/rs6000.c (rs6000_va_start): Unshare valist.
1057
        (rs6000_gimplify_va_arg): Unshare valist, reg, addr, ovf.
1058
 
1059
2008-07-03  Jakub Jelinek  
1060
 
1061
        * tree-inline.c (remap_gimple_op_r): Remap TREE_BLOCK of
1062
        expressions.
1063
 
1064
        * tree-switch-conversion.c (gen_inbound_check): Force RHS to be
1065
        gimple operand.  Use fold_build* instead of build*.
1066
        (build_arrays): Likewise.  Convert RHS to LHS's type.
1067
 
1068
        * tree-switch-conversion.c (struct switch_conv_info): Change
1069
        arr_ref_first and arr_ref_last to gimple.
1070
        (check_range, check_final_bb, gather_default_values,
1071
        build_constructors, build_one_array, build_arrays, gen_def_assign,
1072
        fix_phi_nodes, gen_inbound_check, process_switch, do_switchconv):
1073
        Tuplify.
1074
        (create_temp_arrays): Formatting.
1075
 
1076
        * gimple.h (gimple_try_set_kind): New inline function.
1077
        * tree-eh.c (same_handler_p, optimize_double_finally,
1078
        refactor_eh_r, refactor_eh): Tuplify.
1079
        * passes.c (init_optimization_passes): Reenable pass_refactor_eh.
1080
 
1081
2008-07-02  Jakub Jelinek  
1082
 
1083
        * tree-parloops.c (struct reduction_info): Change reduc_stmt,
1084
        reduc_phi, keep_res and new_phi field types to gimple.
1085
        (struct elv_data): Add info field.
1086
        (reduction_phi, loop_parallel_p, take_address_of,
1087
        initialize_reductions, eliminate_local_variables_stmt,
1088
        eliminate_local_variables, expr_invariant_in_region_p,
1089
        separate_decls_in_region_name, separate_decls_in_region_stmt,
1090
        create_phi_for_local_result, create_call_for_reduction_1,
1091
        create_call_for_reduction, create_loads_for_reductions,
1092
        create_final_loads_for_reduction, create_stores_for_reduction,
1093
        create_loads_and_stores_for_name, separate_decls_in_region,
1094
        canonicalize_loop_ivs, transform_to_exit_first_loop,
1095
        create_parallel_loop, gen_parallel_loop,
1096
        loop_has_vector_phi_nodes, parallelize_loops): Tuplify.
1097
        * tree-cfg.c (gimple_duplicate_sese_tail): Tuplify.
1098
        (move_block_to_fn): Don't call gsi_next after calling
1099
        remove_phi_node.
1100
 
1101
2008-07-02  Aldy Hernandez  
1102
            Richard Guenther  
1103
 
1104
        * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
1105
        from decls explicitly.
1106
        (gate_forwprop): Enable.
1107
 
1108
2008-07-02  Jakub Jelinek  
1109
 
1110
        * tree-vectorizer.h (vinfo_for_stmt): Use htab_find_slot_with_hash.
1111
        (set_vinfo_for_stmt): Likewise.  If info is NULL, delete entry from
1112
        hash table.
1113
        * tree-vectorizer.c (stmt_vec_info_eq, stmt_vec_info_hash): New
1114
        functions.
1115
        (init_stmt_vec_info_htab): Use them instead of htab_hash_pointer
1116
        and htab_eq_pointer.
1117
        (free_stmt_vec_info): Free stmt_info only after set_vinfo_for_stmt
1118
        call.
1119
 
1120
        Merge with mainline @137346.
1121
 
1122
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
1123
        * configure: Regenerate.
1124
        * builtins.c (gimple_rewrite_call_expr): Fix -Wc++-compat and/or
1125
        -Wcast-qual warnings.
1126
        * gimple.c (gimple_alloc_stat, gimple_build_omp_for,
1127
        gimple_range_check_failed, gimple_copy): Likewise.
1128
        * tree-mudflap.c (mx_xfn_xform_decls): Likewise.
1129
        * tree-nested.c (convert_nonlocal_reference_stmt,
1130
        convert_local_reference_stmt): Likewise.
1131
        * gimple-iterator.c (gsi_insert_before_without_update,
1132
        gsi_insert_after_without_update): Likewise.
1133
        * tree-ssa-loop-im.c (init_lim_data, get_lim_data,
1134
        clear_lim_data): Likewise.
1135
        * tree-ssa-sccvn.c (vn_nary_op_insert_stmt): Likewise.
1136
        * tree-vrp.c (check_all_array_refs): Likewise.
1137
        * value-prof.c (histogram_eq): Likewise.
1138
        * cgraphbuild.c (record_reference): Don't handle OMP_PARALLEL
1139
        and OMP_TASK here.
1140
        (build_cgraph_edges): Handle GIMPLE_OMP_{PARALLEL,TASK}.
1141
        * cgraph.c (cgraph_add_new_function): Call gimple_register_cfg_hooks
1142
        instead of tree_register_cfg_hooks.
1143
        * omp-low.c (finalize_task_copyfn): Ensure the new function's
1144
        body is a gimple_seq with just GIMPLE_BIND in it.
1145
        (scan_omp_1_stmt): Fix -Wc++-compat and/or -Wcast-qual warnings.
1146
        * tree-cfg.c (move_stmt_op, have_similar_memory_accesses_1,
1147
        ref_base_address_1): Likewise.
1148
        (move_stmt_r): Handle gimple_block updating.
1149
        * tree-ssa-alias.c (update_alias_info_1): Tuplify.
1150
        (update_alias_info): Likewise.
1151
        * tree-switch-conversion.c: Stub out temporarily.
1152
 
1153
2008-06-30  Aldy Hernandez  
1154
 
1155
        * tree-ssa-forwprop.c: Remove obsolete comment.
1156
        (get_prop_source_stmt): Wrap call to gimple_assign_lhs with a
1157
        TREE_TYPE.
1158
        (forward_propagate_comparison): Use build2 instead of
1159
        fold_binary.
1160
 
1161
2008-06-27  Diego Novillo  
1162
 
1163
        * cfgexpand.c (gimple_assign_rhs_to_tree): Factor out of ...
1164
        (gimple_to_tree): ... here.
1165
        Update comments referring to mainline merge.
1166
        * tree-ssa-ter.c: Tuplify.
1167
        * tree-outof-ssa.c (gimple_assign_rhs_to_tree): Declare.
1168
        (replace_use_variable): Call it.
1169
        (rewrite_trees): Tuplify.
1170
        (remove_ssa_form): Call it.
1171
        * gimple.h: Tidy some formatting.
1172
        * ipa-struct-reorg.c: Include gimple.h
1173
        * Makefile.in (ipa-struct-reorg.o): Add dependency on
1174
        GIMPLE_H.
1175
 
1176
2008-06-27  Richard Guenther  
1177
 
1178
        * tree-ssa-sccvn.c (vn_get_expr_for): New function.
1179
        (vuses_to_vec): Tuplify.
1180
        (copy_vuses_from_stmt): Likewise.
1181
        (vdefs_to_vec): Likewise.
1182
        (copy_vdefs_from_stmt): Likewise.
1183
        (shared_vuses_from_stmt): Likewise.
1184
        (copy_reference_ops_from_call): New function split out from
1185
        copy_reference_ops_from_ref.
1186
        (create_reference_ops_from_call): New function.
1187
        (shared_reference_ops_from_call): Likewise.
1188
        (get_def_ref_stmt_vuses): Tuplify.
1189
        (vn_reference_lookup): Likewise.
1190
        (vn_nary_op_lookup_stmt): New function.
1191
        (vn_nary_op_insert_stmt): Likewise.
1192
        (vn_phi_lookup): Tuplify.
1193
        (vn_phi_insert): Likewise.
1194
        (defs_to_varying): Likewise.
1195
        (visit_unary_op): Likewise.
1196
        (visit_binary_op): Likewise.
1197
        (visit_reference_op_call): New function.
1198
        (visit_reference_op_load): Tuplify.
1199
        (visit_reference_op_store): Likewise.
1200
        (visit_phi): Likewise.
1201
        (stmt_has_constants): New function.
1202
        (simplify_binary_expression): Tuplify.
1203
        (simplify_unary_expression): Likewise.
1204
        (try_to_simplify): Likewise.
1205
        (visit_use): Likewise.
1206
        (compare_ops): Likewise.
1207
        (DFS): Likewise.
1208
        (run_scc_vn): Likewise.
1209
        * tree-ssa-sccvn.h (shared_vuses_from_stmt): Adjust prototype.
1210
        (copy_vuses_from_stmt): Likewise.
1211
        (vn_get_expr_for): Declare.
1212
        (vn_nary_op_lookup_stmt): Likewise.
1213
        (vn_nary_op_insert_stmt): Likewise.
1214
        * tree-dfa.c (get_single_def_stmt): Tuplify.
1215
        (get_single_def_stmt_from_phi): Likewise.
1216
        (get_single_def_stmt_with_phi): Likewise.
1217
        * tree-ssa-pre.c (do_SCCVN_insertion): Use vn_get_expr_for.
1218
        (eliminate): Likewise.
1219
        (execute_pre): Enable SCCVN.
1220
        (gate_fre): Enable.
1221
        * tree-flow.h (get_single_def_stmt): Adjust prototype.
1222
        (get_single_def_stmt_from_phi): Likewise.
1223
        (get_single_def_stmt_with_phi): Likewise.
1224
        (vn_lookup_or_add_with_stmt): Likewise.
1225
        (vn_lookup_with_stmt): Likewise.
1226
        * gimple.c (gimple_fold): Fix.
1227
        * tree-vn.c (vn_add): Disable call to add_to_value.
1228
        (vn_add_with_vuses): Likewise.
1229
        (vn_lookup_with_stmt): Tuplify.
1230
        (vn_lookup_or_add_with_stmt): Likewise.
1231
 
1232
2008-06-27  Aldy Hernandez  
1233
 
1234
        * gimple.c (gimple_cond_get_ops_from_tree): Handle TRUTH_NOT_EXPR.
1235
 
1236
2008-06-25  Diego Novillo  
1237
 
1238
        * gimple.h (enum gimple_rhs_class): Move from tree-gimple.h
1239
        (struct gimple_statement_base): Change CODE field to 8
1240
        bits.
1241
        Change SUBCODE field to 16 bits.
1242
        (gimple_set_subcode): Move to gimple.c.
1243
        (gimple_subcode): Remove.
1244
        (gimple_expr_type): Handle GIMPLE_ASSIGN, GIMPLE_CALL and
1245
        GIMPLE_COND explicitly.
1246
        Move earlier in the file.
1247
        (gimple_expr_code): New.
1248
        (gimple_omp_subcode): New.
1249
        (gimple_omp_set_subcode): New.
1250
        (gimple_omp_return_nowait_p): Call gimple_omp_subcode.
1251
        (gimple_omp_section_last_p): Likewise.
1252
        (gimple_omp_parallel_combined_p): Likewise.
1253
        (gimple_assign_rhs_code): New.
1254
        (gimple_assign_set_rhs_code): New.
1255
        (gimple_assign_cast_p): Call gimple_assign_rhs_code.
1256
        Handle VIEW_CONVERT_EXPR.
1257
        (gimple_call_tail_p): Access subcode field directly.
1258
        (gimple_call_cannot_inline_p): Likewise.
1259
        (gimple_call_return_slot_opt_p): Likewise.
1260
        (gimple_call_from_thunk_p): Likewise.
1261
        (gimple_call_va_arg_pack_p): Likewise.
1262
        (gimple_call_copy_flags): Likewise.
1263
        (gimple_cond_code): Likewise.
1264
        (gimple_cond_set_code): Likewise.
1265
        (gimple_cond_make_false): Likewise.
1266
        (gimple_cond_make_true): Likewise.
1267
        (gimple_asm_volatile_p): Likewise.
1268
        (gimple_asm_input_p): Likewise.
1269
        (gimple_eh_filter_must_not_throw): Likewise.
1270
        (gimple_eh_filter_set_must_not_throw): Likewise.
1271
        (gimple_try_kind): Likewise.
1272
        (gimple_try_catch_is_cleanup): Likewise.
1273
        (gimple_wce_cleanup_eh_only): Likewise.
1274
 
1275
        * tree-vrp.c (simplify_div_or_mod_using_ranges): Call
1276
        gimple_assign_set_rhs_code instead of gimple_set_subcode.
1277
        (simplify_abs_using_ranges): Likewise.
1278
        * tree-complex.c (init_dont_simulate_again): Call
1279
        gimple_expr_code instead of gimple_subcode.
1280
        (complex_visit_stmt): Likewise.
1281
        (expand_complex_move): Call gimple_assign_rhs_code
1282
        instead of gimple_subcode.
1283
        (expand_complex_operations_1): Likewise.
1284
        * value-prof.c (gimple_divmod_fixed_value): Likewise.
1285
        (gimple_mod_pow2): Likewise.
1286
        (gimple_mod_subtract): Likewise.
1287
        (gimple_divmod_values_to_profile): Likewise.
1288
        * tree-ssa-alias-warnings.c (find_alias_site_helper):
1289
        Call gimple_assign_cast_p.
1290
        (already_warned_in_frontend_p): Likewise.
1291
        * gimple.def: Add comments warning about code orderings.
1292
        * omp-low.c (expand_omp_taskreg): Call gimple_omp_set_subcode.
1293
        (expand_omp_atomic_fetch_op): Call gimple_assign_rhs_code.
1294
        * tree-gimple.c (get_gimple_rhs_class): Move to gimple.c
1295
        (get_gimple_rhs_num_ops): Likewise.
1296
        (gimple_assign_rhs_code): Move to gimple.h.
1297
        * tree-gimple.h (enum gimple_rhs_class): Move to gimple.h.
1298
        * tree-ssa-ccp.c (fold_gimple_assign): Call
1299
        gimple_assign_rhs_code instead of gimple_subcode.
1300
        * tree-stdarg.c (va_list_counter_bump): Likewise.
1301
        (check_all_va_list_escapes): Likewise.
1302
        (execute_optimize_stdarg): Likewise.
1303
        * tree-ssa-math-opts.c (is_division_by): Likewise.
1304
        (replace_reciprocal): Likewise.
1305
        (execute_cse_reciprocals): Likewise.
1306
        (execute_convert_to_rsqrt): Likewise.
1307
        * tree-ssa-dom.c (initialize_hash_element): Likewise.
1308
        (simple_iv_increment_p): Likewise.
1309
        (gimple_assign_unary_useless_conversion_p): Likewise.
1310
        * tree-ssa-alias.c (is_escape_site): Call gimple_assign_cast_p.
1311
        * predict.c (expr_expected_value_1): Call gimple_assign_rhs_code
1312
        instead of gimple_subcode.
1313
        * tree-eh.c (tree_could_trap_p): Call gimple_expr_code
1314
        instead of gimple_subcode.
1315
        * ipa-type-escape.c (is_array_access_through_pointer_and_index):
1316
        Call gimple_assign_rhs_code instead of gimple_subcode.
1317
        (check_assign): Likewise.
1318
        * gimplify.c (gimplify_omp_parallel): Call gimple_omp_set_subcode
1319
        instead of gimple_set_subcode.
1320
        * tree-mudflap.c (mf_xform_derefs): Call gimple_assign_rhs_code
1321
        instead of gimple_subcode.
1322
        * tree-ssa-forwprop.c (get_prop_source_stmt): Likewise.
1323
        (can_propagate_from): Likewise.
1324
        (remove_prop_source_from_use): Likewise.
1325
        (forward_propagate_addr_into_variable_array): Likewise.
1326
        * tree-object-size.c (plus_stmt_object_size): Likewise.
1327
        (collect_object_sizes_for): Likewise.
1328
        (check_for_plus_in_loops_1): Likewise.
1329
        (check_for_plus_in_loops): Likewise.
1330
        * gimple.c (gimple_set_subcode): Move from gimple.h
1331
        (gimple_check_failed): Access subcode field directly.
1332
        (gimple_assign_single_p): Call gimple_assign_rhs_code
1333
        instead of gimple_subcode.
1334
        (gimple_assign_unary_nop_p): Likewise.
1335
        (gimple_get_lhs): Change argument type to const_gimple.
1336
        (gimple_could_trap_p): Call gimple_assign_rhs_code
1337
        instead of gimple_subcode.
1338
        (get_gimple_rhs_class): Move from tree-gimple.c.
1339
        (get_gimple_rhs_num_ops): Likewise.
1340
        * tree-ssa-structalias.c (update_alias_info): Call
1341
        gimple_assign_rhs_code instead of gimple_subcode.
1342
        (find_func_aliases): Likewise.
1343
        * tree-ssa-threadedge.c (record_temporary_equivalences_from_phis):
1344
        Likewise.
1345
 
1346
2008-06-25  Doug Kwan  
1347
 
1348
        * gimple-dummy.c: (vect_free_slp_tree) Remove dummy.
1349
        (vect_analyze_loop): Same.
1350
        (vectorizable_induction): New dummy.
1351
        (vectorizable_type_promotion): Same.
1352
        (vectorizable_type_demotion): Same.
1353
        (vectorizable_conversion): Same.
1354
        (vectorizable_operation): Same.
1355
        (vectorizable_assignment): Same.
1356
        (vectorizable_load): Same.
1357
        (vectorizable_call): Same.
1358
        (vectorizable_store): Same.
1359
        (vectorizable_condition): Same.
1360
        (vectorizable_reduction): Same.
1361
        (vectorizable_live_operation): Same.
1362
        (vect_estimate_min_profitable_iters): Same.
1363
        (vect_model_simple_cost): Same.
1364
        (vect_model_store_cost): Same.
1365
        (vect_model_load_cost): Same.
1366
        (vect_pattern_recog): Same.
1367
        * tree-vectorizer.h (struct _stmt_vec_info): Change fields FIRST_DR
1368
        and NEXT_DR from tree to gimple type.
1369
        (vectorizable_load): Change type of parameter STMT to gimple.
1370
        (vectorizable_store): Same.
1371
        (vectorizable_operation): Same.
1372
        (vectorizable_type_promotion): Same.
1373
        (vectorizable_type_demotion): Same.
1374
        (vectorizable_conversion): Same.
1375
        (vectorizable_assignment): Same.
1376
        (vectorizable_function): Same.
1377
        (vectorizable_call): Same.
1378
        (vectorizable_condition): Same.
1379
        (vectorizable_live_operation): Same.
1380
        (vectorizable_reduction): Same.
1381
        (vectorizable_induction): Same.
1382
        * tree-vect-analyze.c (File): Re-enable all previously disabled code.
1383
        (vect_determine_vectorization_factor): Tuplify.
1384
        (vect_analyze_operations): Same.
1385
        (exist_non_indexing_operands_for_use_p): Same.
1386
        (vect_analyze_scalar_cycles_1): Same.
1387
        (vect_insert_into_interleaving_chain): Same.
1388
        (vect_same_range_drs): Same.
1389
        (vect_compute_data_ref_alignment): Same.
1390
        (vect_verify_datarefs_alignment): Same.
1391
        (vector_alignment_reachable_p): Same.
1392
        (vect_enhance_data_refs_alignment): Same.
1393
        (vect_analyze_group_access): Same.
1394
        (vect_analyze_data_ref_access): Same.
1395
        (vect_free_slp_tree): Same.
1396
        (vect_get_and_check_slp_defs): Same.
1397
        (vect_build_slp_tree): Same.
1398
        (vect_print_slp_tree): Same.
1399
        (vect_mark_slp_stmts): Same.
1400
        (vect_analyze_slp_instance): Same.
1401
        (vect_analyze_slp): Same.
1402
        (vect_detect_hybrid_slp_stmts): Same.
1403
        (vect_analyze_data_refs): Same.
1404
        (vect_mark_relevant): Same.
1405
        (process_use): Same.
1406
        (vect_mark_stmts_to_be_vectorized): Same.
1407
        (vect_can_advance_ivs_p): Same.
1408
        (vect_get_loop_niters): Same.
1409
        (vect_analyze_loop_form): Same.
1410
 
1411
2008-06-25  Diego Novillo  
1412
 
1413
        * tree-vectorizer.c (hash_gimple_stmt): Remove.
1414
        (eq_gimple_stmt): Remove.
1415
        (init_stmt_vec_info_htab): Use htab_hash_pointer and
1416
        htab_eq_pointer for STMT_VEC_INFO_HTAB.
1417
 
1418
2008-06-24  Doug Kwan  
1419
 
1420
        * gimple-dummy.c (vect_set_verbosity_level): Remove.
1421
        (vectorize_loops): Same.
1422
        (vect_free_slp_tree): New dummy.
1423
        (vect_analyze_loop): Same.
1424
        (vect_transform_loop): Same.
1425
        * tree-vectorize.c (hashtab.h): New include.
1426
        (File): Re-enable all previously commented out code.
1427
        (stmt_vec_info_htab): New var.
1428
        (rename_variables_in_bb): Tuplify.
1429
        (slpeel_update_phis_for_duplicate_loop): Same.
1430
        (slpeel_update_phi_nodes_for_guard1): Same.
1431
        (slpeel_update_phi_nodes_for_guard2): Same.
1432
        (slpeel_make_loop_iterate_ntimes): Same.
1433
        (slpeel_tree_duplicate_loop_to_edge_cfg): Same.
1434
        (slpeel_add_loop_guard): Same.
1435
        (slpeel_can_duplicate_loop_p): Same.
1436
        (set_prologue_iterations): Same.
1437
        (find_loop_location): Same.
1438
        (new_stmt_vec_info): Same.
1439
        (hash_gimple_stmt): New function.
1440
        (init_stmt_vec_info_htab): New function.
1441
        (free_stmt_vec_info_htab): New function.
1442
        (free_stmt_vec_info): Replace statement info with hash table entry.
1443
        (new_loop_vec_info): Tuplify.
1444
        (destroy_loop_vec_info): Same.
1445
        (vect_supportable_dr_alignment): Same
1446
        (vect_is_simple_use): Same.
1447
        (supportable_widening_operation): Same.
1448
        (supportable_narrowing_operation): Same.
1449
        (report_vec_op): New function. Code factored out from ...
1450
        (vect_is_simple_reduction): Call it. Tuplify.
1451
        (vectorize_loops): Set up and tear down stmt_vec_info hash table.
1452
        * tree-vectorizer.h (struct _slp_tree): Change statement fields
1453
        (struct _loop_vec_info): Same.
1454
        (struct _stmt_vec_info):
1455
        (nested_in_vect_loop): Re-enable.
1456
        (init_stmt_vec_info_htab): New prototype.
1457
        (free_stmt_vec_info_htab): New prototype.
1458
        (vinfo_for_stmt): Use hash table instead of statement info.
1459
        (set_stmt_info): Remove.
1460
        (set_vinfo_for_stmt): New inline.
1461
        (is_pattern_stmt_p): Tuplify.
1462
        (vect_is_simple_use): Tuplify prototype.
1463
        (vect_is_simple_reduction): Same.
1464
        (supportable_widening_operation): Same.
1465
        (supportable_narrowing_operation): Same.
1466
        (new_stmt_vec_info): Same.
1467
        (free_stmt_vec_info): Same.
1468
        Makefile.in (tree-vectorize.o): Add HASTAB_H dependency.
1469
 
1470
2008-06-22  Andrew Pinski  
1471
 
1472
        * gimple-pretty-print.c (dump_binary_rhs): Print out MIN_EXPR and
1473
        MAX_EXPR specially.
1474
 
1475
2008-06-20  Doug Kwan  
1476
 
1477
        * tree-loop-linear.c (File): Re-enable all previously disabled code.
1478
        (gather_interchange_stats): Tuplify.
1479
        (linear_transform_loops): Likewise.
1480
        * gimple-dummy.c (get_type): Remove unused dummy.
1481
        (ipa_add_method): Same.
1482
        (ipa_callsite_callee): Same.
1483
        (ipa_callsite_compute_count): Same.
1484
        (ipa_callsite_compute_param): Same.
1485
        (ipa_callsite_param): Same.
1486
        (ipa_callsite_param_count): Same.
1487
        (ipa_callsite_param_count_set): Same.
1488
        (ipa_edges_create): Same.
1489
        (ipa_edges_free): Same.
1490
        (ipa_free): Same.
1491
        (ipa_jf_get_info_type): Same.
1492
        (ipa_method_compute_modify): Same.
1493
        (ipa_method_compute_tree_map): Same.
1494
        (ipa_method_formal_compute_count): Same.
1495
        (ipa_method_formal_count): Same.
1496
        (ipa_method_formal_count_set): Same.
1497
        (ipa_method_get_tree): Same.
1498
        (ipa_method_modify_print): Same.
1499
        (ipa_method_tree_print): Same.
1500
        (ipa_methodlist_init): Same.
1501
        (ipa_methodlist_not_empty): Same.
1502
        (ipa_node_create): Same.
1503
        (ipa_nodes_create): Same.
1504
        (ipa_nodes_free): Same.
1505
        (ipa_remove_method): Same.
1506
        (vec_set_verbosity_level): Same.
1507
        * tree-ssa-loop.c (tree_linear_transform): Re-enable.
1508
 
1509
2008-06-19  Jan Hubicka  
1510
 
1511
        * gimple.c (gimple_alloc): Annotate with MEM_STAT_INFO
1512
        (gimple_build_with_ops): Likewise.
1513
        (gimple_build_assign): Likewise.
1514
        (gimple_build_assign_with_ops): Likewise.
1515
        * gimple.h (gimple_build_assign, gimple_build_assign_with_ops):
1516
        Annotate with MEM_STAT_INFO.
1517
 
1518
2008-06-17  Jan Hubicka  
1519
 
1520
        * config/i386.c (ix86_gimplify_va_arg): Fix sharing issue.
1521
 
1522
2008-06-17  Jan Hubicka  
1523
 
1524
        * gimplify.c (gimplify_modify_expr): Unshare only returned value when
1525
        want_value is set instead of copying operands all the time.
1526
 
1527
2008-06-17  Diego Novillo  
1528
 
1529
        * tree-ssa-loop-niter.c (get_val_for): Fix FIXME note.
1530
 
1531
2008-06-17  Steven Bosscher  
1532
 
1533
        * gimple-dummy.c (canonicalize_induction_variables): Remove dummy.
1534
        (remove_empty_loops): Likewise.
1535
        (tree_unroll_loops_completely): Likewise.
1536
        * tree-ssa-ivcanon.c (tree_num_loop_insns): Replace bsi with gsi.
1537
        (create_canonical_iv): Convert to tuples.
1538
        (try_unroll_loop_completely): Likewise.
1539
        (empty_loop_p): Likewise.
1540
        (remove_empty_loop): Likewise.
1541
        * tree-ssa-loop.c (tree_ssa_loop_ivcanon): Re-enable.
1542
        (tree_ssa_empty_loop): Likewise.
1543
        (tree_complete_unroll): Likewise.
1544
        (tree_complete_unroll_inner): Likewise.
1545
 
1546
2008-06-16  Doug Kwan  
1547
 
1548
        * tree-ssa-ifcombine.c (File): Re-enable all previously diabled code.
1549
        (bb_no_side_effects_p): Tuplify.
1550
        (same_phi_args_p): Likewise.
1551
        (get_name_for_bit_test): Likewise.
1552
        (operand_precision): New.
1553
        (integral_operand_p): New.
1554
        (recognize_single_bit_test): Tuplify.
1555
        (regcognize_bits_test): Tuplify.
1556
        (ifcombine_ifandif): Likewise.
1557
        (ifcombine_iforif): Likewise.
1558
        (tree_ssa_ifcombine): Likewise.
1559
        * passes.c: Re-enable pass_tree_ifcombine.
1560
 
1561
2008-06-16  Doug Kwan  
1562
 
1563
        * tree-ssa-loop-unswitch.c (File): Re-enable all previously disabled
1564
        code.
1565
        (tree_may_unswitch_on):  Tuplify.
1566
        (simplify_using_entry_checks):  Likewise.
1567
        (tree_unswitch_single_loop): Likewise.
1568
        * gimple-dummy.c (tree_ssa_unswitch_loops): Remove dummy.
1569
        * tree-ssa-loop.c (gate_tree_ssa_loop_unswitch):  Re-enable.
1570
 
1571
2008-06-16  Steven Bosscher  
1572
 
1573
        * tree-ssa-reassoc.c: Convrt to tuples.
1574
 
1575
2008-06-15  Diego Novillo  
1576
 
1577
        * tree-ssa-live.c (mark_all_vars_used_1): Mark as used
1578
        the TREE_BLOCK of any _EXPR node.
1579
 
1580
2008-06-13  Doug Kwan  
1581
 
1582
        * tree-mudflap.c (File): Re-enable previously disabled code.
1583
        (mf_decl_cache_locals): Tuplify.
1584
        (mf_build_check_statement_for): Likewise.
1585
        (mf_xform_derefs_1): Re-enable.
1586
        (mf_xform_derefs): Tuplify.
1587
        (execute_mudflap_function_decls): Likewise.
1588
        (mx_register_decls): Tuplify.  Add a new formal parameter for
1589
        the location of newly generated statements.  Change function to
1590
        return modified gimple sequence instead of of modifying in-place.
1591
        (mx_xfn_xform_decls): Tuplify.
1592
        (mf_xform_decls): Tuplify.
1593
        * passes.c (init_optimization_passes): Re-enable mudflap passes.
1594
 
1595
2008-06-13  Jakub Jelinek  
1596
 
1597
        Merge with mainline @136757.
1598
 
1599
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
1600
        * configure: Regenerate.
1601
 
1602
2008-06-13  Doug Kwan  
1603
 
1604
        * ipa-reference.c (scan_stmt_for_static_refs): Rename walk_subtrees
1605
        parameter to handled_ops_p and correct bug of using walk_tree callback
1606
        semantics.
1607
        * ipa-pure-const.c (scan_function_stmt): Likewise.
1608
        * tree-inline.c (mark_local_labes_stmt): Rename walk_subtrees
1609
        parameter to handle_ops_p.
1610
        (replace_locals_stmt): Likewise.
1611
 
1612
2008-06-10  Steven Bosscher  
1613
 
1614
        * passes.c (init_optimization_passes): Re-enable pass_uncprop.
1615
        * tree-ssa-uncprop (associate_equivalences_with_edges): Convert
1616
        to tuples.
1617
        (uncprop_into_successor_phis): Likewise.
1618
 
1619
2008-06-09  Diego Novillo  
1620
 
1621
        * ipa-cp.c (cgraph_gate_cp): Fix 'FIXME tuples' note.
1622
        * cfg.c (compact_blocks): Likewise.
1623
        * dominance.c (free_dominance_info): Likewise.
1624
        * gimple-low.c (gimple_stmt_may_fallthru): Likewise
1625
        * c-gimplify.c (add_block_to_enclosing): Likewise.
1626
        * lambda-mat.c: Include tree-flow.h.
1627
        * lambda-trans.c: Likewise.
1628
        * Makefile.in (lambda-mat.o, lambda-trans.o): Add dependency
1629
        on $(TREE_FLOW_H).
1630
        * builtins.c (expand_builtin_setjmp_receiver): Remove #if 0 markers.
1631
        (fold_call_stmt): Call gimple_call_va_arg_pack_p.
1632
        * tree-gimple.h (gimple_bind_expr_stack): Declare.
1633
        * cgraphunit.c (update_call_expr): Do not try to access operand 0
1634
        of a FUNCTION_DECL.
1635
        * tree-ssa-loop-ivopts.c (stmt_invariant_in_loop_p): New.
1636
        * tree-flow.h (stmt_invariant_in_loop_p): Declare.
1637
        * gimple-dummy.c (remove_iv): Remove.
1638
        (gimple_stmt_may_fallthru):
1639
        * ipa-type-escape.c (check_tree): Call DECL_P before testing
1640
        DECL_INITIAL.
1641
        (check_assign): Do not access TREE_OPERAND 0 on the RHS
1642
        operand.
1643
        * gimplify.c (gimple_bind_expr_stack): New.
1644
        * gimple.h (struct gimple_statement_bind): Add more comments
1645
        for field BLOCK.
1646
        (gimple_cond_set_condition): New.
1647
        * gimple.c (gimple_cond_set_condition_from_tree): Call it.
1648
        (gimple_copy_no_def_use): Remove.  Update all users.
1649
        (gimple_has_side_effects):
1650
        (gimple_rhs_has_side_effects):
1651
        * passes.c (init_optimization_passes): Enable
1652
        pass_release_ssa_names, pass_ipa_type_escape, pass_ipa_pta,
1653
        pass_ipa_struct_reorg, pass_record_bounds,
1654
        pass_late_warn_uninitialized and pass_rename_ssa_copies.
1655
 
1656
        * lambda-code.c: Tuplify.
1657
        * ipa-struct-reorg.c: Tuplify.
1658
        * ipa-struct-reorg.h: Tuplify.
1659
 
1660
2008-06-09  Jakub Jelinek  
1661
 
1662
        * gimplify.c (gimplify_omp_for): Call gimple_omp_for_set_incr
1663
        with the RHS of the GIMPLE_MODIFY_STMT instead of the
1664
        GIMPLE_MODIFY_STMT itself.
1665
        * gimple-pretty-print.c (dump_gimple_omp_for): Adjust for it.
1666
        * tree-nested.c (walk_gimple_omp_for): Likewise.
1667
        * omp-low.c (extract_omp_for_data, lower_omp_for): Likewise.
1668
 
1669
2008-06-09  Aldy Hernandez  
1670
 
1671
        * tree-ssa-forwprop.c (forward_propagate_into_cond): First argument is
1672
        a GSI.
1673
        (forward_propagate_addr_into_variable_array_index): Accept a GSI
1674
        instead of a gimple statement.  Update accordingly.
1675
        (forward_propagate_addr_expr_1): Same.
1676
        (forward_propagate_addr_expr): Pass a GSI to
1677
        forward_propagate_addr_expr_1.
1678
        (simplify_not_neg_expr): Argument is a GSI.
1679
        Adjust accordingly.
1680
        (tree_ssa_forward_propagate_single_use_va): Pass GSI to
1681
        simplify_not_neg_expr and forward_propagate_into_cond.
1682
 
1683
2008-06-09  Aldy Hernandez  
1684
 
1685
        * tree.h (IS_CONVERT_EXPR_P): New.
1686
        (CONVERT_EXPR_P): Use IS_CONVERT_EXPR_P.
1687
        * tree-ssa-forwprop.c (get_prop_dest_stmt): Convert to tuples.
1688
        (get_prop_source_stmt): Same.
1689
        (can_propagate_from): Same.
1690
        (remove_prop_source_from_use): Same.
1691
        (combine_cond_expr_cond): Same.
1692
        (forward_propagate_into_cond): Same.
1693
        (tidy_after_forward_propagate_addr): Same.
1694
        (forward_propagate_addr_into_variable_array_index): Same.
1695
        (forward_propagate_addr_expr_1): Same.
1696
        (forward_propagate_addr_expr): Same.
1697
        (forward_propagate_comparison): Same.
1698
        (simplify_not_neg_expr): Same.
1699
        (tree_ssa_forward_propagate_single_use_vars): Same.
1700
        (simplify_gimple_switch): Rename from -simplify_switch_expr.
1701
        (rhs_to_tree): New.
1702
        (forward_propagate_into_gimple_cond): New.
1703
        * Makefile.in (tree-ssa-forwprop.o): Depend on GIMPLE_H.
1704
        * passes.c (init_optimization_passes): Enable pass_forwprop.
1705
 
1706
2008-06-09  Jakub Jelinek  
1707
 
1708
        * tree.def (OMP_SECTIONS_SWITCH, OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE):
1709
        Removed.
1710
        * tree-gimple.c (is_gimple_stmt): Don't handle them.
1711
        * gimplify.c (gimplify_expr): Likewise.
1712
        * tree-pretty-print.c (dump_generic_node): Likewise.
1713
        * tree-ssa-operands.c (get_expr_operands): Likewise.
1714
        * expr.c (expand_expr_real_1): Likewise.
1715
        * omp-low.c (expand_omp_atomic_pipeline): Adjust comment.
1716
 
1717
2008-06-09  Jakub Jelinek  
1718
 
1719
        Merge with mainline @136433.
1720
 
1721
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
1722
        * configure: Regenerate.
1723
 
1724
2008-06-08  Diego Novillo  
1725
 
1726
        Merge with mainline @136432.
1727
 
1728
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
1729
        * configure: Regenerate.
1730
 
1731
2008-06-08  Diego Novillo  
1732
 
1733
        * tree-call-cdce.c: Tuplify.
1734
 
1735
2008-06-06  Diego Novillo  
1736
 
1737
        http://gcc.gnu.org/ml/gcc-patches/2008-06/msg00353.html
1738
 
1739
        * gimple.def: Add a third argument to all GIMPLE codes.
1740
        Update all users.
1741
        * calls.c (gimple_alloca_call_p): Fix comment.
1742
        * system.h (CONST_CAST_GIMPLE): Define.
1743
        * gimple.c (gimple_ops_offset_): Declare.  Fill in from
1744
        third argument in gimple.def.
1745
        (gimple_set_stored_syms, gimple_set_loaded_syms): Move
1746
        from tree-ssa-operands.c
1747
        (gimple_alloc): Add argument NUM_OPS.  Update all users.
1748
        Compute size by adding enough space for NUM_OPS operands.
1749
        (gimple_alloc_ops): Remove.  Update all users.
1750
        (gimple_assign_set_rhs_from_tree): Change first argument
1751
        to gimple_stmt_iterator *.  Update all users.
1752
        Allocate a new statement, if there are more operands that
1753
        can fit in the old one.
1754
        (gimple_assign_set_rhs_with_ops): Likewise.
1755
        (gimple_copy): Fix clearing of stores/loads sets in the
1756
        copied statement.
1757
        * gimple.h (struct gimple_statement_base): Remove fields
1758
        UNUSED_1, UNUSED_2, UNUSED_3.
1759
        Add fields MODIFIED, HAS_VOLATILE_OPS, REFERENCES_MEMORY_P,
1760
        UID and NUM_OPS.
1761
        Re-organize existing fields to eliminate holes on 64 bit
1762
        hosts.
1763
        Update all users.
1764
        (struct gimple_statement_with_ops_base): Define.
1765
        Factor out struct gimple_statement_with_ops.  Include fields GSBASE,
1766
        ADDRESSES_TAKEN, DEF_OPS and USE_OPS.
1767
        (struct gimple_statement_with_ops): Include struct
1768
        gimple_statement_with_ops_base.
1769
        Remove field NUM_OPS.
1770
        (struct gimple_statement_with_memory_ops_base): Define.
1771
        Factor out of struct gimple_statement_with_memory_ops.
1772
        Include fields OPBASE, VDEF_OPS, VUSE_OPS, STORES and
1773
        LOADS.
1774
        Remove fields HAS_VOLATILE_OPS and REFERENCES_MEMORY_P.
1775
        (struct gimple_statement_with_memory_ops): Include
1776
        struct gimple_statement_with_memory_ops_base.
1777
        (struct gimple_statement_phi): Change size_t fields to
1778
        unsigned.  Update all users.
1779
        (struct gimple_statement_asm): Include struct
1780
        gimple_statement_with_memory_ops_base.
1781
        Change fields NI and NO to unsigned char.
1782
        Change field NC to short.
1783
        Update all users.
1784
        Add field OP.
1785
        (struct gimple_statement_change_dynamic_type): Remove.
1786
        Update all users.
1787
        (union gimple_statement_d): Rename field WITH_OPS to GSOPS.
1788
        Rename field WITH_MEM_OPS to GSMEM.
1789
        Update all users.
1790
        (gimple_addresses_taken): New.
1791
        (gimple_addresses_taken_ptr): New.
1792
        (gimple_set_addresses_taken): New.
1793
        (gimple_num_ops): Move earlier.
1794
        (gimple_ops): Use gimple_ops_offset_ to compute address
1795
        of the operand vector.
1796
        (gimple_op): Call gimple_ops.
1797
        (gimple_op_ptr): Likewise.
1798
        (gimple_set_op): Likewise.
1799
        (gimple_switch_num_labels): Call gimple_num_ops.
1800
        (gimple_switch_set_num_labels): Call gimple_set_num_ops.
1801
        (gimple_switch_set_label): Call gimple_num_ops.
1802
        (gimple_return_retval_ptr): Likewise.
1803
        (gimple_return_retval): Likewise.
1804
        (gimple_set_retval): Likewise.
1805
        (gimple_cdt_new_type): Use operand 1.
1806
        (gimple_cdt_new_type_ptr): Likewise.
1807
        (gimple_cdt_set_new_type): Likewise.
1808
        * tree-cfg.c (gimple_block_ends_with_call_p): Use
1809
        CONST_CAST_BB.
1810
        * tree-ssa-operands.c (gimple_set_stored_syms,
1811
        gimple_set_loaded_syms): Declare.
1812
        * value-prof.c (gimple_divmod_fixed_value_transform,
1813
        gimple_mod_pow2_value_transform,
1814
        gimple_mod_subtract_transform): Change argument to
1815
        gimple_stmt_iterator *.  Update all users.
1816
        * tree-ssa-ccp.c (fold_gimple_assign): Change parameter
1817
        to gimple_stmt_iterator *.  Update all users
1818
 
1819
2008-06-05  Jakub Jelinek  
1820
 
1821
        * gimplify.c (gimplify_modify_expr_to_memcpy): Use gimplify_arg
1822
        for gimplification of call arguments.
1823
        (gimplify_modify_expr_to_memset): Likewise.
1824
 
1825
2008-06-02  Jakub Jelinek  
1826
 
1827
        PR tree-optimization/36389
1828
        * gimplify.c (gimplify_cond_expr): If one or both branches are
1829
        GOTO_EXPRs jumping to LABEL_DECLs, don't create unnecessary
1830
        extra LABEL_DECLs and jumps around.
1831
        * tree-cfg.c (remove_useless_stmts_cond): Set may_branch also
1832
        for GIMPLE_COND stmts.
1833
        * tree-eh.c (replace_goto_queue_cond_clause): Set label to
1834
        create_artificial_label () rather than LABEL_EXPR.
1835
 
1836
2008-05-30  Diego Novillo  
1837
 
1838
        * calls.c (gimple_alloca_call_p): Fix detection of
1839
        alloca() calls.
1840
 
1841
2008-05-30  Diego Novillo  
1842
 
1843
        * toplev.c: Include gimple.h.
1844
        (dump_memory_report): Call dump_gimple_statistics.
1845
        * Makefile.in (toplev.o): Add dependency on GIMPLE_H.
1846
        * gimple-low.c (pass_lower_cf): Restore disabled bits.
1847
        * tree-dfa.c (pass_referenced_vars): Likewise.
1848
        * cfgexpand.c (pass_expand): Likewise.
1849
        * tree-outof-ssa.c (pass_del_ssa): Likewise.
1850
        * gimple.c (gimple_alloc): Fix non-C99 declaration.
1851
        * gimplify.c (gimplify_function_tree): Remove calls to
1852
        dump_tree_statistics and dump_gimple_statistics.
1853
 
1854
2008-05-30  Jakub Jelinek  
1855
 
1856
        * omp-low.c (diagnose_omp_structured_block_errors): Temporarily
1857
        switch cfun to DECL_STRUCT_FUNCTION (fndecl).
1858
 
1859
        * omp-low.c (scan_sharing_clauses): Call scan_omp on
1860
        OMP_CLAUSE_REDUCTION_GIMPLE_{INIT,MERGE} instead of
1861
        scan_omp_op on OMP_CLAUSE_REDUCTION_{INIT,MERGE}.
1862
        (lower_rec_input_clauses): Clear
1863
        OMP_CLAUSE_REDUCTION_GIMPLE_{INIT,MERGE} instead of
1864
        OMP_CLAUSE_REDUCTION_{INIT,MERGE}.  Call lower_omp
1865
        on OMP_CLAUSE_REDUCTION_GIMPLE_MERGE before gimple_seq_add_seq
1866
        to replace all occurences of placeholder in the seq.
1867
        * gimplify.c (gimplify_scan_omp_clauses): Clear
1868
        OMP_CLAUSE_REDUCTION_{INIT,MERGE} after gimplifying it.
1869
 
1870
        * tree-nested.c (init_tmp_var_with_call, init_tmp_var, save_tmp_var):
1871
        Only set location if not gsi_end_p.
1872
        (walk_gimple_omp_for): Avoid adding an empty statement to seq.
1873
 
1874
        * tree-inline.c (remap_gimple_stmt): Remap body of
1875
        GIMPLE_OMP_{MASTER,ORDERED,SECTION,SECTIONS,SINGLE}.
1876
 
1877
2008-05-28  Andrew Pinski  
1878
 
1879
        * gimple-pretty-print.c (dump_unary_rhs): Handle conversions correctly.
1880
        Handle PAREN_EXPR, ABS_EXPR, and NEGATE_EXPR.
1881
 
1882
2008-05-29  Jakub Jelinek  
1883
 
1884
        * omp-low.c (lower_omp_1): Handle regimplification of GIMPLE_ASM.
1885
        Fix GIMPLE_ASSIGN regimplification.
1886
        * gimple-pretty-print.c (dump_gimple_omp_sections,
1887
        dump_gimple_omp_block, dump_gimple_omp_critical): New functions.
1888
        (dump_gimple_omp_parallel): Formatting.
1889
        (dump_gimple_stmt): Handle remaining GIMPLE_OMP_* statements.
1890
 
1891
2008-05-29  Aldy Hernandez  
1892
 
1893
        * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_* cases.
1894
 
1895
2008-05-29  Aldy Hernandez  
1896
 
1897
        * gimple-pretty-print.c (dump_gimple_stmt): Add cases for
1898
        GIMPLE_OMP_MASTER and GIMPLE_OMP_ORDERED.
1899
 
1900
2008-05-29  Aldy Hernandez  
1901
 
1902
        * omp-low.c (expand_omp_parallel): Parse an assignment from an
1903
        ADDR_EXPR correctly.
1904
        * gimple-pretty-print.c (dump_gimple_omp_parallel): Print braces when
1905
        appropriate.
1906
 
1907
2008-05-29  Jakub Jelinek  
1908
 
1909
        * omp-low.c (lower_omp_1): Fix regimplification of GIMPLE_COND and
1910
        GIMPLE_CALL.
1911
 
1912
2008-05-28  Jakub Jelinek  
1913
 
1914
        * gimple.c (gimple_regimplify_operands): Don't call gimple_num_ops
1915
        twice.  Write regimplified operand to the correct operand slot.
1916
        * gimplify.c (rhs_predicate_for): No longer static.
1917
        * tree-gimple.h (rhs_predicate_for): New prototype.
1918
        * omp-low.c (lower_omp_1): Don't call gimple_regimplify_operands,
1919
        instead forcefully gimplify_expr each operand with the right
1920
        predicate.
1921
 
1922
        * gimple.h (gimple_omp_atomic_store_val_ptr,
1923
        gimple_omp_atomic_load_lhs_ptr, gimple_omp_atomic_load_rhs_ptr): New
1924
        inlines.
1925
        * gimple.c (walk_gimple_op): Handle GIMPLE_OMP_ATOMIC_LOAD and
1926
        GIMPLE_OMP_ATOMIC_STORE.
1927
        * omp-low.c (lower_omp_1): Handle GIMPLE_OMP_ATOMIC_LOAD.
1928
 
1929
        * gimple-pretty-print.c (dump_gimple_omp_for): Don't indent twice
1930
        before gimple_omp_body, don't emit extra newline after it.
1931
        (dump_gimple_omp_single): Likewise.
1932
 
1933
2008-05-27  Aldy Hernandez  
1934
 
1935
        * tree-nested.c (walk_omp_for): Rename to...
1936
        (walk_gimple_omp_for): Enable and convert to tuples.
1937
        (convert_nonlocal_reference_stmt): Enable call to walk_gimple_omp_for.
1938
        (convert_local_reference_stmt): Same.
1939
        * gimple.c (walk_gimple_op): Remove fixme note.
1940
 
1941
2008-05-27  Diego Novillo  
1942
 
1943
        * tree-gimple.c (get_gimple_rhs_class): Handle
1944
        POLYNOMIAL_CHREC.
1945
        * tree-cfg.c (verify_types_in_gimple_assign): Do not
1946
        check every operand against the LHS type for tcc_binary
1947
        expressions.
1948
 
1949
2008-05-26  Diego Novillo  
1950
 
1951
        Merge with mainline @135951.
1952
 
1953
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
1954
        * configure: Regenerate.
1955
 
1956
2008-05-22  Aldy Hernandez  
1957
 
1958
        * tree-cfg.c (make_edges): Change OMP_SECTION to GIMPLE_OMP_SECTIONS.
1959
        Update comments.
1960
        (verify_types_in_gimple_stmt): Update comments.
1961
        (verify_stmt): Same.
1962
 
1963
2008-05-21 Andreas Tobler  
1964
 
1965
        * ../configure: Regenerate with the correct autoconf version: 2.59.
1966
 
1967
2008-05-21  Aldy Hernandez  
1968
 
1969
        * omp-low.c (lower_reduction_clauses): Generate OMP_ATOMIC_* directly.
1970
        Concatenate atomic code correctly.
1971
 
1972
2008-05-20  Aldy Hernandez  
1973
 
1974
        * omp-low.c (WALK_SUBSTMTS): New.
1975
        (check_combined_parallel): Walk sub-statements.
1976
        (diagnose_sb_1): Same.
1977
        (diagnose_sb_2): Same.
1978
        Handle switch labels and return statements correctly.
1979
        * testsuite/gcc.dg/gomp/block-7.c: Adjust for new error message.
1980
        * testsuite/gcc.dg/gomp/block-2.c: Same.
1981
        * testsuite/gcc.dg/gomp/block-4.c: Same.
1982
        * testsuite/gcc.dg/gomp/block-6.c: Same.
1983
        * testsuite/gcc.dg/gomp/block-8.c: Same.
1984
        * testsuite/gcc.dg/gomp/block-1.c: Same.
1985
        * testsuite/gcc.dg/gomp/block-3.c: Same.
1986
        * testsuite/gcc.dg/gomp/block-5.c: Same.
1987
 
1988
2008-05-20  Aldy Hernandez  
1989
 
1990
        * omp-low.c (lower_omp_single): Append to bind variables.
1991
        (lower_omp_master): Same.
1992
        (lower_omp_ordered): Same.
1993
        (lower_omp_critical): Same.
1994
        * gimplify.c (gimplify_modify_expr_to_memcpy): Make sure we are
1995
        fully gimplified.
1996
        (gimplify_omp_for): Same.
1997
        * gimple.h (gimple_bind_set_vars): New.
1998
 
1999
2008-05-16  Andreas Tobler  
2000
 
2001
        * config/alpha/alpha.c (alpha_gimplify_va_arg): Adjust arguments.
2002
        * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2003
        * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2004
        * config/m32c/m32c-protos.h (m32c_gimplify_va_arg_expr): Likewise.
2005
        * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
2006
        * config/stormy16/stormy16.c (xstormy16_gimplify_va_arg_expr): Likewise.
2007
        * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2008
 
2009
        * config/sparc/sparc.c (sparc_gimplify_va_arg): Adjust arguments.
2010
 
2011
2008-05-16  Diego Novillo  
2012
 
2013
        * tree-into-ssa.c (rewrite_uses_p): Fix return type.
2014
        * tree-vectorizer.h (nested_in_vect_loop_p): Add return value.
2015
        * tree-ssa-pre.c (execute_pre): Add return value.
2016
 
2017
2008-05-15  Aldy Hernandez  
2018
 
2019
        * config/s390/s390.c (s390_gimplify_va_arg): Adjust for tuples.
2020
 
2021
2008-05-15  Diego Novillo  
2022
 
2023
        * Makefile.in (STRICT_WARN): Revert to mainline behaviour.
2024
        (builtins.o-warn, expr.o-warn, dse.o-warn,
2025
        ebitmap.o-warn, lower-subreg.o-warn, tree-chrec.o-warn,
2026
        tree-ssa-structalias.o-warn, varasm.o-warn): Remove.
2027
        * config/arm/arm.c (arm_return_in_memory): Fix return type.
2028
        * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
2029
 
2030
2008-05-15  Aldy Hernandez  
2031
 
2032
        * gimplify.c (gimplify_omp_for): Handle a MODIFY_EXPR in
2033
        gimple_omp_for_incr.
2034
        * cfgexpand.c (gimple_to_tree): Do not die on compile errors.
2035
 
2036
2008-05-15  Aldy Hernandez  
2037
 
2038
        * omp-low.c (check_omp_nesting_restrictions): Fetch clauses from for.
2039
        (expand_omp_atomic): Parse GIMPLE_OMP_ATOMIC correctly.
2040
        (lower_omp_single_simple): Create GIMPLE_COND with both tlabel and
2041
        flabel.
2042
        (lower_omp_for): Make sure we have a body before look inside.
2043
        * gimple-low.c (lower_stmt): Add case for GIMPLE_OMP_SECTIONS_SWITCH.
2044
        * gimple-pretty-print.c (dump_gimple_omp_single): New.
2045
        (dump_gimple_stmt): Add case for GIMPLE_OMP_SINGLE.
2046
        * gimplify.c (gimplify_omp_workshare): Remove fixme.  Enable code.
2047
        * gimple.c (gss_for_code): Add case for GIMPLE_OMP_{RETURN,
2048
        SECTIONS_SWITCH}.
2049
        (gimple_regimplify_operands):  Do not regimplify GIMPLE_ASM
2050
        operands.  Do not look inside empty operands.
2051
        * gimple.h (is_gimple_omp): Fix typo for GIMPLE_OMP_ATOMIC*.
2052
        * tree-cfg.c (make_edges): Rename OMP_SECTION to GIMPLE_OMP_SECTION.
2053
 
2054
2008-05-14  Aldy Hernandez  
2055
 
2056
        * omp-low.c (optimize_omp_library_calls): Make sure statement is
2057
        a GIMPLE_CALL before we look inside of it.
2058
        * tree-cfg.c (move_stmt_op): Exit gracefully.
2059
 
2060
2008-05-13  Aldy Hernandez  
2061
 
2062
        * omp-low.c (scan_omp_op): Remove walk_subtrees.  Call walk_tree.
2063
        (scan_omp_for): Scan OMP body.
2064
        (scan_omp_1_stmt): Set handled_ops_p.
2065
        (expand_omp_parallel): Parse ADDR_EXPR correctly.
2066
        (diagnose_sb_1): Rename walk_subtrees to handled_ops_p and set
2067
        appropriately.
2068
        (diagnose_sb_2): Same.
2069
        * gimple-pretty-print.c (dump_gimple_omp_for): Print braces around
2070
        OMP body.
2071
        * tree-inline.c (estimate_num_insns): GIMPLE_OMP_CONTINUE does not
2072
        have a body.
2073
        * tree-cfg.c (move_stmt_op): Parse move_stmt_d out of data correctly.
2074
        (move_stmt_r): Rename walk_subtrees to handled_ops_p and set
2075
        appropriately.
2076
 
2077
2008-05-12  Diego Novillo  
2078
 
2079
        Merge with mainline @135126.
2080
 
2081
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
2082
        * configure: Regenerate.
2083
 
2084
2008-05-11 Doug Kwan  
2085
 
2086
        * gimplify.c (gimple_pop_condition): Clear
2087
        conditional_cleanups field after the associated gimple sequence has
2088
        been freed implicitly.
2089
        (gimplify_cleanup_point_expr): Clear conditional_cleanups field
2090
        of gimplfiy_ctxp after resetting the conditions field.
2091
        * gimple.h (gimple_call_return_type): Handle REFERENCE_TYPE like
2092
        POINTER_TYPE.
2093
 
2094
2008-05-10  Kaz Kojima  
2095
 
2096
        * config/sh/sh.c (sh_gimplify_va_arg_expr): Change pre_p and
2097
        post_p types to gimple_seq *.
2098
 
2099
2008-05-09  Aldy Hernandez  
2100
 
2101
        * omp-low.c (maybe_catch_exception): Return body when no exceptions.
2102
        (gate_lower_omp): Enable pass.
2103
        * gimple-low.c (lower_stmt): Add GIMPLE_OMP_ATOMIC_* cases.
2104
 
2105
2008-05-08  Aldy Hernandez  
2106
 
2107
        * omp-low.c (extract_omp_for_data): Update comment.
2108
        (get_ws_args_for): Same.
2109
        (lower_send_shared_vars): Same.
2110
        (expand_omp_parallel): Same.
2111
        (expand_omp_for_static_nochunk): Same.
2112
        (expand_omp_for_static_chunk): Same.
2113
        (expand_omp_sections): Same.
2114
        (expand_omp_atomic_fetch_op): Same.
2115
        (expand_omp_atomic_pipeline): Same.
2116
        (build_omp_regions_1): Same.
2117
        (lower_omp_for): Same.
2118
        (expand_omp_atomic_mutex): Change OMP_ATOMIC_STORE to
2119
        GIMPLE_OMP_ATOMIC_STORE.
2120
        * gimple-pretty-print.c (dump_gimple_omp_parallel): Print child fn
2121
        and data_arg.
2122
        * tree-cfg.c (make_edges): Enable commented out code and convert
2123
        to tuples.
2124
        (replace_by_duplicate_decl): Same.
2125
        (replace_ssa_name): Same.
2126
        (move_stmt_r): Same.
2127
        (move_stmt_op): New.
2128
        (mark_virtual_ops_in_bb): Enable and convert to tuples.
2129
        (makr_virtual_ops_in_region): Same.
2130
        (move_block_to_fn): Convert to tuples.
2131
        (find_outermost_region_in_block): Enable and convert to tuples.
2132
        (move_sese_region_to_fn): Same.
2133
 
2134
2008-05-05  Aldy Hernandez  
2135
 
2136
        * omp-low.c (expand_omp_parallel): Remove fixmes.
2137
        (expand_omp_for_static_chunk): Enable and tuplify code.
2138
        (expand_omp_sections): Remove fixmes.  Tuplify.
2139
        (lower_omp_sections): Same.
2140
        (diagnose_sb_0): Remove fixme.
2141
        * tree-ssa.c (redirect_edge_var_map_dup): Fix typo in comment.
2142
        * gimple.c (gimple_size): Add case for GIMPLE_OMP_SECTIONS_SWITCH.
2143
        (gimple_build_omp_sections): New.
2144
        * gimple.h (gimple_build_omp_sections_switch): New prototype.
2145
 
2146
2008-05-03  Aldy Hernandez  
2147
 
2148
        * omp-low.c (diagnose_sb_0): Tuplify and enable.
2149
        (diagnose_sb_1): Same.
2150
        (diagnose_sb_2): Same.
2151
        (diagnose_omp_structured_block_errors): Tuplify.
2152
        * gimple-dummy.c (DUMMY_FN): Remove
2153
        diagnose_omp_structured_block_errors.
2154
        * c-decl.c (c_gimple_diagnostics_recursively): Remove fixme
2155
        and enable call to diagnose_omp_structured_block_errors.
2156
        * Makefile.in (GTFILES): Add omp-low.c again.
2157
 
2158
2008-05-02  Rafael Espíndola  
2159
 
2160
        * tree-gimple.c (is_gimple_condexpr): Do not allow
2161
        trapping comparisons.
2162
        * tree-eh.c (tree_could_trap_p): Fix handling of floating
2163
        point comparisons.
2164
 
2165
2008-05-02  Doug Kwan  
2166
 
2167
        * value-prof.c (gimple_divmod_fixed_value): Remove formal parameters
2168
        OPERATION, OP1 and OP2 and derive their values from parameter STMT
2169
        instead.  Update prototype and caller.
2170
        (gimple_mod_pow2): Remove formal parameters OPERATION, OP1 and OP2
2171
        and derive their values from parameter STMT instead.  Update prototype
2172
        and caller.
2173
        (gimple_mod_pow2_value_transform): Remove temporares OP, OP1 and OP2.
2174
        Use a new tempory LHS_TYPE to store assignment LHS type.
2175
        (gimple_mode_subtract): Remove formal parameters OPERATION, OP1 and OP2
2176
        and derive their values from parameter STMT instead.  Update prototype
2177
        and caller.  Fix a bug in a call to gimple_build_assign_with_ops.
2178
        (gimple_mod_subtract_transform): Remove temporares OP, OP1 and OP2.
2179
        Use a new tempory LHS_TYPE to store assignment LHS type.
2180
        (gimple_ic, gimple_indirect_call_to_profile): Fix bug in tree-code
2181
        tests.
2182
        * tree-profile.c (File): Re-enable all previously disabled code.
2183
        (tree_gen_edge_profiler): Tuplify.
2184
        (prepare_instrumented_value): Ditto.
2185
        (tree_gen_interval_profiler): Ditto.
2186
        (tree_gen_pow2_profiler): Ditto.
2187
        (tree_gen_one_value_profiler): Ditto.
2188
        (tree_gen_ic_profiler): Ditto.
2189
        (tree_gen_ic_func_profiler): Ditto.
2190
        (tree_gen_const_delta_profiler): Re-format formal parameters for
2191
        proper alignement.
2192
        (tree_gen_average_profiler): Tuplify.
2193
        (tree_gen_ior_profiler): Ditto.
2194
        (do_tree_profiling): Re-enable previously disabled code.  Remove
2195
        FIXME.
2196
        (tree_profiling): Ditto.
2197
        * gimple.c (gimple_set_bb):  Remove assertion.
2198
        * tree-cfg.c (change_bb_for_stmt): Remove.  Redirect callers to
2199
        gimple_set_bb.
2200
        (gimple_merge_blocks): Call gimple_set_bb instead of
2201
        change_bb_for_stmt.
2202
        (gimple_split_block): Ditto.
2203
        (verify_stmts): Add code to check that label_to_block_map and labels
2204
        are consistent.
2205
 
2206
2008-04-22  Rafael Espíndola 
2207
 
2208
        Merge with mainline @134843.
2209
 
2210
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
2211
        * configure: Regenerate.
2212
 
2213
2008-05-01  Diego Novillo  
2214
 
2215
        http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00053.html
2216
 
2217
        * tree-vrp.c (vrp_visit_phi_node): Cast variable I to int
2218
        for printing.
2219
        * cgraph.c (cgraph_release_function_body): Only call
2220
        gimple_set_body if NODE->DECL has a struct function.
2221
        * tree.c (make_node_stat): Do not call gimple_set_body.
2222
        * cp/Make-lang.in (cp/semantics.o): Add dependency on
2223
        $(GIMPLE_H).
2224
        * cp/semantics.c: Include gimple.h
2225
        (expand_or_defer_fn): Assert that FN has a gimple body.
2226
        * function.h (struct function): Add field GIMPLE_BODY.
2227
        * gimple.c (gimple_bodies_vec): Remove.
2228
        (gimple_bodies_map): Remove.
2229
        (gimple_set_body): Re-write to use GIMPLE_BODY in FN's
2230
        function object.
2231
        (gimple_body): Likewise.
2232
 
2233
2008-05-01  Oleg Ryjkov  
2234
 
2235
        http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00053.html
2236
 
2237
        * tree-eh.c (record_in_goto_queue, record_in_goto_queue_label):
2238
        New functions.
2239
        (maybe_record_in_goto_queue): Refactored and added support for
2240
        recording labels embedded in GIMPLE_CONDs.
2241
        (lower_catch, lower_cleanup): Fix 3 typos that were introduced
2242
        during the conversion to tuples.
2243
        (lower_eh_constructs_2): Call maybe_record_in_goto_queue for
2244
        GIMPLE_CONDs.
2245
 
2246
2008-05-01  Rafael Espíndola 
2247
 
2248
        * gimple-pretty-print.c (dump_gimple_try): Print like trunk does.
2249
        (dump_gimple_catch): Print like trunk does.
2250
 
2251
2008-05-01  Rafael Espíndola 
2252
 
2253
        * passes.c (gimple_verify_flow_info): Enable remaining
2254
        pass_rename_ssa_copies passes.
2255
 
2256
2008-05-01  Rafael Espíndola 
2257
 
2258
        * tree-cfg.c (gimple_verify_flow_info): Handle switches with only the
2259
        default label.
2260
 
2261
2008-04-30  Doug Kwan  
2262
 
2263
        * cfgexpand.c (gimple_to_tree): Change code to annotate EH region
2264
        numbers only if numbers are greater than zero.  Also propagate EH
2265
        region number to CALL_EXPRs nested in assignments.
2266
 
2267
2008-04-29  Doug Kwan  
2268
 
2269
        * tree-eh.c (lower_try_finally_dup_block): Call
2270
        copy_gimple_seq_and_replace_locals instead of gimple_seq_copy.
2271
        (optimize_double_finally): Add a note about replacing unsave_expr_now
2272
        with copy_gimple_seq_and_replace_locals.
2273
        * tree-inline.c (mark_local_labels_stmt, replace_locals_op,
2274
        replace_locals_stmt, copy_gimple_seq_and_replace_locals): New.
2275
        * tree-inline.h (copy_gimple_seq_and_replace_locals): New prototype.
2276
 
2277
2008-04-29  Rafael Espíndola 
2278
 
2279
        * gimple-pretty-print.c (dump_gimple_return): Add missing space.
2280
        * tree-ssa-threadedge.c (simplify_control_stmt_condition): Fix type
2281
        of variable.
2282
 
2283
2008-04-29  Rafael Espíndola 
2284
 
2285
        * gimple-pretty-print.c (pp_cfg_jump): add missing ";".
2286
 
2287
2008-04-29  Rafael Espíndola 
2288
 
2289
        * gimple-pretty-print.c (dump_gimple_assign): print ";" at the end.
2290
        (dump_gimple_return):print ";" at the end.
2291
        (dump_gimple_call): print ";" at the end.
2292
        (dump_gimple_cond): use op_symbol_code instead of tree_code_name.
2293
        (pp_cfg_jump): print ";" at the end.
2294
 
2295
2008-04-29  Rafael Espíndola 
2296
 
2297
        * ipa-cp.c (ipcp_driver): Disable.
2298
        * matrix-reorg.c (matrix_reorg): Comment body.
2299
        (gate_matrix_reorg): Disable.
2300
        * passes.c (init_optimization_passes): Enable first pass_merge_phi,
2301
        pass_ipa_cp and pass_ipa_matrix_reorg.
2302
 
2303
2008-04-29  Doug Kwan  
2304
 
2305
        * tree-eh.c (lower_catch): Fix bug of accessing sub-statements
2306
        using gimple_catch_handler.  Fix bug of mixing up GIMPLE_GOTO and
2307
        GIMPLE_LABEL in statement building.
2308
        (lower_cleanup): Fix bug of mixing up gimple_try_clean and
2309
        gimple_try_eval.
2310
        (lower_cleanup): Use gimple codes instead of tree codes in switch
2311
        statement.
2312
        (tree-cfg.c): Add code to generate EH edges of GIMPLE_ASSIGN.
2313
 
2314
2008-04-28  Diego Novillo  
2315
 
2316
        http://gcc.gnu.org/ml/gcc-patches/2008-04/msg02051.html
2317
 
2318
        * tree-ssa-phiprop.c (phiprop_insert_phi): Remove
2319
        OLD_ARG_CODE.  Use TREE_CODE (ARG) instead.
2320
        Assert that NEW_VAR is a GIMPLE register.
2321
        (propagate_with_phi): Fix test of is_gimple_reg_type for
2322
        ARG.
2323
        Do not set subcode of USE_STMT to NOP_EXPR.
2324
 
2325
2008-04-28  Doug Kwan  
2326
 
2327
        * tree-inline.c (remap_gimple_op_r): Remove code to handle RESX_EXPR
2328
        region number remapping.
2329
        (remap_gimple_stmt): Add code to handle GIMPLE_RESX region number
2330
        remapping.
2331
 
2332
2008-04-28  Rafael Espíndola 
2333
 
2334
        * cfgexpand.c (gimple_to_tree): Add support for switch stmts without
2335
        a default label.
2336
        * fold-const.c (tree_call_nonnegative_warnv_p): Remove the code
2337
        argument.
2338
        (tree_invalid_nonnegative_warnv_p): Update call to
2339
        tree_call_nonnegative_warnv_p.
2340
        * gimple.h (gimple_location_ptr): New.
2341
        * tree-flow.h (simplify_stmt_using_ranges): Change signature.
2342
        * tree-ssa-propagate.c (substitute_and_fold): Call
2343
        simplify_stmt_using_ranges.
2344
        * tree-vrp.c (struct assert_locus_d): Tuplify.
2345
        (switch_update): Tuplify.
2346
        (stmt_overflow_infinity): New.
2347
        (gimple_assign_nonnegative_warnv_p): New.
2348
        (gimple_call_nonnegative_warnv_p): New.
2349
        (gimple_stmt_nonnegative_warnv_p): New.
2350
        (gimple_assign_nonzero_warnv_p): New.
2351
        (gimple_stmt_nonzero_warnv_p): New.
2352
        (vrp_stmt_computes_nonzero): Tuplify.
2353
        (extract_range_basic): Tuplify.
2354
        (extract_range_from_expr): Tuplify. Rename to
2355
        extract_range_from_assignment.
2356
        (adjust_range_with_scev): Tuplify.
2357
        (vrp_var_may_overflow): Tuplify.
2358
        (build_assert_expr_for): Tuplify.
2359
        (fp_predicate): Tuplify.
2360
        (infer_value_range): Tuplify.
2361
        (dump_asserts_for): Tuplify.
2362
        (register_new_assert_for): Tuplify.
2363
        (register_edge_assert_for_2): Tuplify.
2364
        (register_edge_assert_for_1): Tuplify.
2365
        (register_edge_assert_for): Tuplify.
2366
        (find_conditional_asserts): Tuplify.
2367
        (find_switch_asserts): Tuplify.
2368
        (find_assert_locations): Tuplify.
2369
        (process_assert_insertions_for): Tuplify.
2370
        (process_assert_insertions): Tuplify.
2371
        (check_array_ref): Tuplify.
2372
        (search_for_addr_array): Tuplify.
2373
        (check_array_bounds): Tuplify.
2374
        (check_all_array_refs): Tuplify.
2375
        (remove_range_assertions): Tuplify.
2376
        (stmt_interesting_for_vrp): Tuplify.
2377
        (vrp_initialize): Tuplify.
2378
        (vrp_visit_assignment): Tuplify. Rename to vrp_visit_assignment_or_call.
2379
        (vrp_visit_cond_stmt): Tuplify.
2380
        (find_case_label_index): Tuplify.
2381
        (find_case_label_range): Tuplify.
2382
        (vrp_visit_switch_stmt): Tuplify.
2383
        (vrp_visit_stmt): Tuplify.
2384
        (vrp_visit_phi_node): Tuplify.
2385
        (simplify_div_or_mod_using_ranges): Tuplify.
2386
        (simplify_abs_using_ranges): Tuplify.
2387
        (simplify_cond_using_ranges): Tuplify.
2388
        (simplify_switch_using_ranges): Tuplify.
2389
        (simplify_stmt_using_ranges): Tuplify.
2390
        (simplify_stmt_for_jump_threading): Tuplify.
2391
        (identify_jump_threads): Tuplify.
2392
        (execute_vrp): Tuplify.
2393
        (gate_vrp): Enable.
2394
        * tree.h (tree_call_nonnegative_warnv_p): Remove the code argument.
2395
 
2396
2008-04-28  Doug Kwan  
2397
 
2398
        * cp/cp-gimplify.c (finish_bc_block):  Tuplify.
2399
        (build_bc_goto):  Renamed to get_bc_label.  Return a label
2400
        only.  Uupdate  callers.
2401
        (get_bc_label): New
2402
        (gimplify_cp_loop): Tuplify.  Also check COND for error_mark_node
2403
        before gimplifying it.
2404
        (gimplify_for_stmt): Tuplify.
2405
        (gimplify_while_stmt): Tuplify.
2406
        (gimplify_for_stmt): Tuplify.
2407
        (gimplify_do_stmt): Tuplify.
2408
        (gimplify_switch_stmt): Tuplify.
2409
        (cp_gimplify_omp_switch_stmt): Add temporary code to pop block
2410
        label stack.
2411
        (cp_gimplify_expr): Pass pre_p to gimplify_while_stmt,
2412
        gimplify_do_stmt and gimplify_switch_stmt.  Tuplify
2413
        gimplification of CONTINUE_STMT and BREAK_STMT.
2414
 
2415
2008-04-26  Rafael Espíndola 
2416
 
2417
        * gimple.c (gimple_build_assign_with_ops): Don't set SSA_NAME_DEF_STMT.
2418
        * gimple.h (gimple_assign_set_lhs): Set SSA_NAME_DEF_STMT.
2419
        (gimple_call_set_lhs): Set SSA_NAME_DEF_STMT.
2420
        * omp-low.c (expand_parallel_call): Don't set SSA_NAME_DEF_STMT if not
2421
        needed.
2422
        (expand_omp_for_generic): Same.
2423
        (expand_omp_for_static_nochunk): Same.
2424
        (expand_omp_for_static_chunk): Same.
2425
        (expand_omp_sections): Same.
2426
        (expand_omp_atomic_mutex): Same.
2427
        * predict.c (strip_builtin_expect): Same.
2428
        * tree-cfg.c (gimple_merge_blocks): Same.
2429
        * tree-inline.c (remap_ssa_name): Same.
2430
        (setup_one_parameter): Same.
2431
        * tree-predcom.c (replace_ref_with): Same.
2432
        (replace_ref_with): Same.
2433
        (initialize_root_vars_lm): Same.
2434
        (reassociate_to_the_same_stmt): Same.
2435
        * tree-scalar-evolution.c (scev_const_prop): Same.
2436
        * tree-ssa-loop-im.c (rewrite_reciprocal): Same.
2437
        * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Same.
2438
        * tree-ssa-loop-manip.c (create_iv): Same.
2439
        * tree-ssa-math-opts.c (execute_cse_sincos_1): Same.
2440
        * tree-ssa-phiopt.c (minmax_replacement): Same.
2441
        (abs_replacement): Same.
2442
 
2443
2008-04-25  Diego Novillo  
2444
 
2445
        http://gcc.gnu.org/ml/gcc-patches/2008-04/msg01965.html
2446
 
2447
        * gimplify.c (annotate_all_with_location_after): New.
2448
        (gimplify_expr): Call it.
2449
 
2450
2008-04-25  Diego Novillo  
2451
 
2452
        Merge with mainline @134692.
2453
 
2454
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
2455
        * configure: Regenerate.
2456
 
2457
2008-04-25  Doug Kwan  
2458
 
2459
        * tree-inline.c (expand_call_inline):  Save old call statement
2460
        and use it to look up correct EH region.
2461
 
2462
2008-04-24  Doug Kwan  
2463
 
2464
        * Makefile.in (STRICT_WARN): Remove -Wno-format and
2465
        -Wno-missing-format-attribute.
2466
        * gimplify.c (gimple_pop_condition): Remove redundant and incorrect
2467
        gimple_seq_free.
2468
        (gimplify_init_ctor_eval_range): Add a fall-through label for
2469
        GIMPLE_COND statement.
2470
 
2471
2008-04-25  Rafael Espíndola 
2472
 
2473
        * tree-ssa-dom.c (avail_expr_eq): Return false if the hashes don't
2474
        match.
2475
 
2476
2008-04-24  Oleg Ryjkov  
2477
 
2478
        * gimplify.c (gimplify_expr): Fix the assertion that verifies validity
2479
        of parameters.
2480
        * tree-inline.c (estimate_num_insns): Handle
2481
        GIMPLE_CHANGE_DYNAMIC_TYPE.
2482
        * tree-cfg.c (verify_types_in_gimple_stmt): Likewise.
2483
 
2484
2008-04-24  Rafael Espíndola 
2485
 
2486
        * tree-ssa-dom.c (initialize_hash_element): Fix the type of the code
2487
        variable.
2488
 
2489
2008-04-23  Rafael Espíndola 
2490
 
2491
        * omp-low.c (gate_lower_omp): Return 0.
2492
        * passes.c (init_optimization_passes): Enable all passes whose
2493
        corresponding dump options are used in the testsuite.
2494
        * tree-loop-distribution.c (tree_loop_distribution): Comment body.
2495
        (gate_tree_loop_distribution): Return 0.
2496
        * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2497
        Comment body.
2498
        (gate_forwprop): Return 0.
2499
        * tree-ssa-loop.c (gate_tree_ssa_loop_unswitch): Return 0.
2500
        (gate_tree_vectorize): Return 0.
2501
        (gate_tree_ssa_loop_ivcanon): Return 0.
2502
        (tree_ssa_empty_loop): Return 0.
2503
        (gate_tree_complete_unroll): Return 0.
2504
        * tree-ssa-pre.c (gate_fre): Return 0.
2505
        * tree-ssa-reassoc.c (execute_reassoc): Comment body.
2506
        (gate_tree_ssa_reassoc): Return 0.
2507
        * tree-stdarg.c (gate_optimize_stdarg): Return 0.
2508
        (execute_optimize_stdarg): Comment body.
2509
        * tree-vrp.c (execute_vrp): Comment body.
2510
        (gate_vrp): Return 0.
2511
 
2512
2008-04-22  Aldy Hernandez  
2513
 
2514
        * omp-low.c (lower_omp_parallel): Add new argument to
2515
        gimple_omp_parallel_set_combined_p.
2516
        (lower_omp_1): Remove debugging code.
2517
        * gimple.h (gimple_omp_parallel_combined_p): Add new argument.
2518
 
2519
2008-04-22  Rafael Espíndola 
2520
 
2521
        Merge with mainline @134552.
2522
 
2523
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
2524
        * configure: Regenerate.
2525
 
2526
2008-04-21  Doug Kwan  
2527
 
2528
        * tree-ssa-phiopt.c (FILE): Uncomment all previously disabled code.
2529
        (tree_ssa_phiopt): Remove FIXME and re-enable code.
2530
        (tree_ssa_cs_elim): Remove FIXME and re-enable code.
2531
        (tree_ssa_phiopt_worker): Tuplify.
2532
        (replace_phi_edge_with_variable): Tuplify.
2533
        (conditional_replacement): Tuplify and simplify optimization logic.
2534
        Construct a boolean tree and let fold and force_gimple_operand_gsi
2535
        do optimization and code genaration.
2536
        (value_replacement): Tuplify.
2537
        (minmax_replacement): Tuplify.
2538
        (abs_replacement): Tuplify.
2539
        (nt_init_block): Tuplify.
2540
        (cond_store_replacement): Tuplify.
2541
        * gimple.h (gimple_seq_singleton_p): Fix empty sequence bug.
2542
        * passes.c (init_optimization_passes): Re-enable pass_cselim
2543
        and pass_phiopt.
2544
 
2545
2008-04-21  Diego Novillo  
2546
 
2547
        * tree.c (make_node_stat): Clear gimple_body() for newly
2548
        created FUNCTION_DECLs.
2549
        * tree-gimple.c (rhs_predicate_for): Move to gimplify.c.
2550
        * tree-gimple.h (rhs_predicate_for): Remove declaration.
2551
        * gimple-pretty-print.c (dump_gimple_assign): Add support
2552
        for showing volatile operands.
2553
        (dump_gimple_call): Likewise.
2554
        Add support for showing __builtin_va_arg_pack, static
2555
        chains, return slot optimized and tail calls.
2556
        (dump_gimple_phi): Remove code to print memory symbols.
2557
        * gimplify.c (is_gimple_formal_tmp_or_call_rhs): New.
2558
        (is_gimple_mem_or_call_rhs): New.
2559
        (rhs_predicate_for): Call them.
2560
        (internal_get_tmp_var): Use is_gimple_formal_tmp_or_call_rhs as
2561
        the gimplification predicate.
2562
        Use the last statement in *PRE_P to get the temporary to
2563
        be updated when in SSA form.
2564
        (gimplify_bind_expr): Clear out *EXPR_P before returning.
2565
        (gimplify_call_expr): Do not build a GIMPLE_CALL if
2566
        WANT_VALUE is true.
2567
        Call gimple_build_call_from_tree if WANT_VALUE is false.
2568
        Remove local variable ARGS.
2569
        (gimplify_modify_expr): If after gimplification *FROM_P
2570
        is a CALL_EXPR, create a GIMPLE_CALL instead of a
2571
        GIMPLE_ASSIGN.
2572
        Document why the gimplification of the RHS should accept
2573
        CALL_EXPRs.
2574
        (gimplify_expr): Document where the generated statement
2575
        is stored.
2576
        Accept is_gimple_formal_tmp_or_call_rhs and
2577
        is_gimple_mem_or_call_rhs as gimplification predicates.
2578
        When gimplifying statements, clear out *EXPR_P before
2579
        returning.
2580
        When generating an rvalue, call is_gimple_formal_tmp_or_call_rhs
2581
        to test *EXPR_P.
2582
        * tree-dfa.c (mark_symbols_for_renaming): Remove
2583
        ATTRIBUTE_UNUSED.
2584
        * tree-flow.h (stmt_references_memory_p): Remove.
2585
        * gimple.c (gimple_build_call_from_tree): New.
2586
        * gimple.h (struct gimple_statement_with_memory_ops): Add
2587
        bitfield references_memory_p.
2588
        (gimple_build_call_from_tree): Declare.
2589
        (gimple_references_memory_p): Rename from
2590
        stmt_references_memory_p.  Move here.  Update all users.
2591
        (gimple_set_references_memory): New.
2592
        (gimple_assign_set_rhs1): When the assignment has more
2593
        than one operand on the RHS, assert that the operands are
2594
        gimple values.
2595
        (gimple_assign_set_rhs2): Assert that the operand is a
2596
        gimple value.
2597
        (gimple_call_set_return_slot_opt): Fix mask clearing.
2598
        (gimple_call_set_from_thunk): Likewise.
2599
        (gimple_call_set_va_arg_pack): Likewise.
2600
        * tree-cfg.c (dump_function_to_file): Do not indent when
2601
        doing a GIMPLE dump.
2602
        * tree-ssa-operands.c (add_virtual_operand): Call
2603
        gimple_set_references_memory.
2604
        (get_addr_dereference_operands): Likewise.
2605
        (get_tmr_operands): Likewise.
2606
        (maybe_add_call_clobbered_vops): Likewise.
2607
        (get_asm_expr_operands): Likewise.
2608
        (parse_ssa_operands): Likewise.
2609
        (build_ssa_operands): Likewise.
2610
        (stmt_references_memory_p): Remove.
2611
 
2612
2008-04-21  Rafael Espíndola 
2613
 
2614
        Cherry pick http://gcc.gnu.org/ml/gcc-patches/2008-04/msg01213.html
2615
 
2616
        * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
2617
        to zero, thus disable creation of SFTs.
2618
        * gcc.dg/tree-ssa/salias-1.c: Remove.
2619
        * gcc.dg/tree-ssa/pr26421.c: Adjust pattern.
2620
        * gcc.dg/tree-ssa/alias-15.c: Likewise.
2621
        * gcc.dg/tree-ssa/ssa-lim-3.c: Run at -O2.
2622
 
2623
2008-04-20  Zdenek Dvorak  
2624
 
2625
        * passes.c (init_optimization_passes): Enable pass_dce_loop.
2626
 
2627
2008-04-20  Zdenek Dvorak  
2628
 
2629
        * tree-data-ref.c (split_constant_offset_1): Use POINTER_PLUS_EXPR
2630
        for pointer addition.
2631
        (split_constant_offset): Set VAR to EXP before conversions are
2632
        stripped, when no offset is removed.  Handle chrec_dont_know.
2633
        * tree-predcom.c: Tuplified.
2634
        * passes.c (init_optimization_passes): Enable pass_predcom.
2635
 
2636
2008-04-18  Aldy Hernandez  
2637
 
2638
        * omp-low.c (lower_rec_input_clauses): Remove fixme and
2639
        ATTRIBUTE_UNUSED.
2640
        (lower_lastprivate_clauses): Same.
2641
        (lower_reduction_clauses): Same.
2642
        (lower_copyprivate_clauses): Same.
2643
        (lower_send_clauses): Same.
2644
        (lower_send_shared_vars): Same.
2645
        (maybe_catch_exception): Convert to tuples.
2646
        (lower_omp_sections): Same.
2647
        (lower_omp_single_simple): Same.
2648
        (lower_omp_single_copy): Same.
2649
        (lower_omp_single): Same.
2650
        (lower_omp_master): Same.
2651
        (lower_omp_ordered): Same.
2652
        (lower_omp_critical): Same.
2653
        (lower_omp_for_lastprivate): Same.
2654
        (lower_omp_for): Same.
2655
        (check_combined_parallel): Same.
2656
        (lower_omp_parallel): Same.
2657
        (lower_omp_1): Same.
2658
        (execute_lower_omp): Enable.
2659
        * gimple-dummy.c: Remove dummy functions for lower_omp_*.
2660
        * gimple-low.c (lower_omp_directive): Convert to tuples.
2661
        (lower_stmt): Remove fixme.
2662
        * gimple.h (gimple_seq_alloc_with_stmt): New.
2663
        (gimple_omp_section_set_last): New.
2664
        (gimple_omp_parallel_set_combined_p): New.
2665
        (gimple_bind_add_stmt): New.
2666
        (gimple_bind_add_seq): New.
2667
        * tree-cfg.c (verify_node_sharing): Fix typo in comment.
2668
 
2669
2008-04-17  Oleg Ryjkov  
2670
 
2671
        * Reverting forwprop patch.
2672
 
2673
        2008-04-16  Oleg Ryjkov  
2674
 
2675
                * tree-ssa-forwprop.c (get_prop_dest_stmtm get_prop_source_stmt,
2676
                can_propagate_from, remove_prop_source_from_use,
2677
                tidy_after_forward_propagate_addr,
2678
                forward_propagate_addr_into_variable_array_index,
2679
                forward_propagate_addr_expr_1, forward_propagate_addr_expr,
2680
                forward_propagate_comparison, simplify_not_neg_expr,
2681
                simplify_switch_expr,
2682
                tree_ssa_forward_propagate_single_use_variables): Tuplified.
2683
                (forward_propagate_into_cond): Tuplified and moved some functionality
2684
                into forward_propagate_into_cond_gimple.
2685
                (rhs_to_tree, forward_propagate_into_cond_gimple): New functions.
2686
                * passes.c (init_optimization_passes): Enabled pass_forwprop.
2687
                * tree-cfg.c (find_taken_edge_cond_expr): Fixed comment.
2688
 
2689
2008-04-16  Oleg Ryjkov  
2690
 
2691
        * tree-ssa-forwprop.c (get_prop_dest_stmtm get_prop_source_stmt,
2692
        can_propagate_from, remove_prop_source_from_use,
2693
        tidy_after_forward_propagate_addr,
2694
        forward_propagate_addr_into_variable_array_index,
2695
        forward_propagate_addr_expr_1, forward_propagate_addr_expr,
2696
        forward_propagate_comparison, simplify_not_neg_expr,
2697
        simplify_switch_expr,
2698
        tree_ssa_forward_propagate_single_use_variables): Tuplified.
2699
        (forward_propagate_into_cond): Tuplified and moved some functionality
2700
        into forward_propagate_into_cond_gimple.
2701
        (rhs_to_tree, forward_propagate_into_cond_gimple): New functions.
2702
        * passes.c (init_optimization_passes): Enabled pass_forwprop.
2703
        * tree-cfg.c (find_taken_edge_cond_expr): Fixed comment.
2704
 
2705
2008-04-16  Doug Kwan  
2706
 
2707
        * Makefile.in (STRICT_WARN): Disable -Wmissing-format-attribute
2708
        and -Wformat temporarily for bootstrapping.
2709
        * lambda-code.c (invariant_in_loop_and_outer_loops): Comment out
2710
        to avoid defined-and-not-used warning.
2711
        * tree-cfg.c (gather_blocks_in_sese_region): Comment out to avoid
2712
        defined-and-not-used warning.
2713
 
2714
2008-04-16  Doug Kwan  
2715
 
2716
        * Makefile.in (GTFILES): Add back ipa-reference.h and ipa-reference.c.
2717
        * gimple-dummy.c (memory_identifier_string): Remove.
2718
        * ipa-cp.c (constant_val_insert): Tuplify.
2719
        * ipa-prop.c (File): Uncomment all previously disabled code.
2720
        (ipa_method_modify_stmt): Tuplify.
2721
        (ipa_method_compute_modify): Tuplify.
2722
        (ipa_callsite_tree): Renamed to ipa_callsite_stmt.  Update callers.
2723
        (ipa_callsite_stmt): New.
2724
        (ipa_callsite_compute_count): Tuplify.
2725
        (ipa_callsite_compute_param): Tuplify.
2726
        * ipa-reference.c (File): Uncomment all previously disabled code.
2727
        (get_asm_stmt_operands): Tuplify.
2728
        (check_call): Tuplify.  Also add code to handle assignment of
2729
        returned value.
2730
        (scan_for_static_refs): Remove.  Tuplify body and split into two
2731
        new functions scan_stmt_for_static_refs and scan_op_for_static_refs.
2732
        Update callers.
2733
        (scan_stmt_for_static_refs): New.  Split from scan_for_static_refs.
2734
        (scan_op_for_static_refs): New.  Split from scan_for_static_refs.
2735
        (analyze_variable): Update walk_tree call.
2736
        (analyze_function): Tuplify.
2737
        * passes.c (init_optimization_passes): Re-enable pass_ipa_reference.
2738
        * tree-flow.h (struct function_ann_d): Uncomment field
2739
        ipa_reference_vars_info.
2740
 
2741
2008-04-15  Doug Kwan  
2742
 
2743
        * tree-eh.c (operation_could_trap_p): Fix filtering logic.
2744
 
2745
2008-04-15  Bill Maddox  
2746
 
2747
        * tree-ssa-dom.c: (degenerate_phi_result, remove_stmt_or_phi,
2748
        get_rhs_or_phi_arg, get_lhs_or_phi_result, propagate_rhs_into_lhs,
2749
        eliminate_const_or_copy, eliminate_degenerate_phis_1,
2750
        eliminate_degenerate_phis): Convert to tuples.
2751
        * passes.c (init_optimization_passes): Enable pass_phi_only_cprop.
2752
 
2753
2008-04-15  Oleg Ryjkov  
2754
 
2755
        * tree-ssa-dom.c (record_const_or_copy): Moving a variable declaration to
2756
        the top of a block.
2757
 
2758
2008-04-15  Doug Kwan  
2759
 
2760
        * tree-ssa-sink.c (File): Uncomment all previously disabled code.
2761
        (find_bb_for_arg): Tuplify.
2762
        (all_immediate_uses_sample_place): Tuplify.
2763
        (nearest_common_dominator_of_uses): Tuplify.
2764
        (statement_sink_location): Tuplify.  Remove parameter tobb and update
2765
        caller.
2766
        (sink_code_in_bb): Tuplify.
2767
        * passes.c (init_optimization_passes): Re-enable pass_sink_code.
2768
 
2769
2008-04-14  Bill Maddox  
2770
 
2771
        * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edge,
2772
        create_edge_and_update_destination_phis, redirection_block_p):
2773
        Convert to tuples.
2774
        * tree.c (iterative_hash_exprs_commutative): New function.
2775
        * tree.h (iterative_hash_exprs_commutative): Declare.
2776
        * tree-ssa_dom.c (enum expr_kind, struct hashable_expr,
2777
        struct cond_equivalence): New types.
2778
        (struct edge_info): Use struct cond_equivalence.
2779
        (avail_exprs_stack): Stack of expr_hash_elt*, not expressions.
2780
        (stmts_to_rescan): Use type gimple for statements.
2781
        (struct expr_hash_elt): Represent statement RHS with hashable_expr,
2782
        not a tree.  Add unique stamp to each entry for efficient and reliable
2783
        element removal.
2784
        (struct eq_expr_value): Delete unused type.
2785
        (initialize_hash_element): Convert to tuples.  Now applies
2786
        only to statements.
2787
        (initialize_expr_from_cond, initialize_hash_element_from_expr):
2788
        New functions.  Replace former functionality of initialize_hash_element
2789
        for conditions presented as trees.
2790
        (hashable_expr_equal_p, iterative_hash_hashable_expr): New functions.
2791
        (print_expr_hash_elt): New function.
2792
        (free_expr_hash_elt): New function.
2793
        (tree_ssa_dominator_optimize): Convert to tuples
2794
        (canonicalize_comparison): Convert to tuples.
2795
        (remove_local_expressions_from_table): Use new avail_exprs_stack
2796
        representation.  Add optional extra diagnostic details.
2797
        (simplify_stmt_for_jump_threading, dom_thread_across_edge,
2798
        dom_opt_finalize_block): Convert to tuples.
2799
        (record_cond, build_and_record_new_cond): Convert to tuples.
2800
        Use new hashable_expr type.  Extra diagnostic details.
2801
        (record_const_or_copy_1): Extra diagnostic details.
2802
        (record_const_or_copy): Add assertion.
2803
        (simple_iv_increment_p, cprop_into_successor_phis, record_edge_info):
2804
        Convert to tuples.
2805
        (eliminate_redundant_computations): Convert to tuples.
2806
        Additional diagnostic details.
2807
        (gimple_assign_unary_useless_conversion_p): New function.
2808
        (record_equivalences_from_statement): Convert to tuples.
2809
        Additional diagnostic details.
2810
        (cprop_operand, cprop_into_stmt): Convert to tuples.
2811
        (optimize_stmt): Convert to tuples.
2812
        (lookup_avail_expr): Use hashable_expr.  Additional diagnostic details.
2813
        (avail_expr_hash, avail_expr_eq): Use hashable_expr.
2814
        * tree-ssa-copy.c (may_propagate_copy_into_stmt,
2815
        propagate_tree_value_into_stmt): New functions.
2816
        * tree-flow.h: (may_propagate_copy_into_stmt,
2817
        propagate_tree_value_into_stmt): Declare.
2818
        (thread_across_edge): Change declaration of callback to accept a
2819
        gimple statement.
2820
        * gimple.c (gimple_call_flags): Declare argument as a constant.
2821
        (gimple_has_side_effects): Declare argument as a constant.
2822
        Examine function arguments for side-effects.
2823
        (gimple_rhs_has_side_effects): New function.
2824
        * gimple.h (gimple_call_flags): Declare argument as a constant.
2825
        (gimple_has_side_effects): Declare argument as a constant.
2826
        (gimple_rhs_has_side_effects): Declare new function.
2827
        (is_gimple_assign): New inline function.
2828
        (gimple_switch_index_ptr): New function.
2829
        * passes.c (init_optimization_passes): Enable pass_dominator.
2830
        * tree-ssa_threadedge.c (potentially_threadable_block,
2831
        lhs_of_dominating_assert, record_temporary_equivalences_from_phis):
2832
        Convert to tuples.
2833
        (fold_assignment_stmt): New function.
2834
        (record_temporary_equivalences_from_stmts_at_dest,
2835
        simplify_control_stmt_condition, thread_across_edge): Convert to tuples.
2836
 
2837
2008-04-14  Doug Kwan  
2838
 
2839
        * c-typeck.c (convert_for_assignment): Call c_common_unsigned_type
2840
 
2841
2008-04-14  Doug Kwan  
2842
 
2843
        * gimple-iterator.c (gsi_move_to_bb_end): Use gsi_last_bb
2844
        instead of calling both gsi_last and bb_seq.
2845
        * passes.c (init_optimization_passes): Re-eanble second tail-recursion
2846
        pass.
2847
 
2848
2008-04-14  Doug Kwan  
2849
 
2850
        * tree-nrv.c (dest_safe_for_nrv_p):  Uncomment.
2851
        (execute_return_slot_opt): Tuplify.
2852
        * passes.c (init_optimization_passes): Re-enable pass_return_slot.
2853
 
2854
2008-04-14  Aldy Hernandez  
2855
 
2856
        * tree-cfg.c (gimple_can_merge_blocks_p): Fix typo.
2857
        * omp-low.c (maybe_lookup_ctx): Uncomment and set ATTRIBUTE_UNUSED.
2858
        (lower_lastprivate_clauses): Same.
2859
        (lower_reduction_clauses): Same.
2860
        (lower_send_clauses): Same.
2861
        (expand_omp_for_generic): Uncomment and convert for tuples.
2862
        (expand_omp_for): Remove fixme.
2863
        (expand_omp_sections): Same.
2864
        (lower_omp_parallel): Partially convert for tuples.
2865
        (lower_omp_regimplify_p): Rename from lower_omp_2.
2866
        (lower_omp_1): Convert for tuples.
2867
        (lower_omp): Same.
2868
        (gimple-dummy.c): Add lower_omp_parallel, lower_omp_for,
2869
        lower_omp_sections, lower_omp_single, lower_omp_master,
2870
        lower_omp_ordered, lower_omp_critical.
2871
 
2872
2008-04-13  Diego Novillo  
2873
 
2874
        * tree-cfg.c (need_fake_edge_p): Initialize CALL_FLAGS.
2875
 
2876
2008-04-12  Rafael Espíndola 
2877
 
2878
        Merge with mainline @134237.
2879
 
2880
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
2881
        * configure: Regenerate.
2882
 
2883
2008-04-13  Rafael Espíndola 
2884
 
2885
        * config/extensions.m4: Add. Was missing from previous merge.
2886
 
2887
2008-04-12  Rafael Espíndola 
2888
 
2889
        Merge with mainline @133860.
2890
 
2891
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
2892
        * configure: Regenerate.
2893
 
2894
2008-04-11  Oleg Ryjkov  
2895
 
2896
        * tree-sra.c (scalarize_use): Moving a variable declaration to
2897
        the top of a block.
2898
 
2899
2008-04-11  Oleg Ryjkov  
2900
 
2901
        * tree-sra.c (insert_edge_copies_seq): Removed unused variable.
2902
 
2903
2008-04-11  Oleg Ryjkov  
2904
 
2905
        * tree-sra.c (sra_build_assignment): Tuplified.
2906
        (mark_all_v_defs): Removed.
2907
        (mark_all_v_defs_seq, mark_all_v_defs_stmt): New functions.
2908
        (sra_walk_expr): Tuplified.
2909
        (sra_walk_tree_list): Removed.
2910
        (sra_walk_call_expr, sra_walk_gimple_asm,
2911
        sra_walk_gimple_modifY_stmt, ): Tuplified and renamed.
2912
        (sra_walk_gimple_call, sra_walk_gimple_asm,
2913
        sra_walk_gimple_assign): New names for tuplified functions.
2914
        (sra_walk_function, find_candidates_for_sra, scan_use, scan_copy,
2915
        scan_ldst, instantiate_element, decide_instantiations,
2916
        mark_all_v_defs_1, sra_build_assignment, sra_build_bf_assignment,
2917
        sra_build_elt_assignment, generate_copy_inout,
2918
        generate_element_copy, generate_element_zero,
2919
        generate_one_element_init, generate_element_init_1): Tuplified.
2920
        (insert_edge_copies): Removed.
2921
        (insert_edge_copies_seq): New function.
2922
        (sra_insert_before, sra_insert_after, sra_replace,
2923
        sra_explode_bitfield_assignment, sra_sync_for_bitfield_assignment,
2924
        scalarize_use, scalarize_copy, scalarize_init, mark_no_trap,
2925
        scalarize_ldst, scalarize_parms, scalarize_function): Tuplified.
2926
        (tree_sra, tree_sra_early): Enabled
2927
        (sra_init_cache): Removed extra space.
2928
        * tree-flow.h (insert_edge_copies_seq): New declaration.
2929
        * gimple.h (gimple_asm_input_op_ptr, gimple_asm_output_op_ptr,
2930
        gimple_return_retval_ptr): New functions.
2931
        * passes.c (init_optimization_passes): Enabled pass_sra,
2932
        pass_early_sra.
2933
 
2934
2008-04-11  Doug Kwan  
2935
 
2936
        * ipa-pure-const.c (get_asm_expr_operands): Tuplify.
2937
        (get_asm_expr_operands): Tuplify.
2938
        (check_call): Tuplify. Add code to handle return value assignment.
2939
        (scan_function): Remove. Original code is tuplified and split into
2940
        two new functions scan_function_op and scan_function_stmt.
2941
        (scan_function_op): New function.
2942
        (scan_function_stmt): New function.
2943
        (analyze_function): Tuplify and re-enable previously disabled code.
2944
        * passes.c (init_optimization_passes): Re-enable pass_ipa_pure_const.
2945
 
2946
2008-04-11 Oleg Ryjkov  
2947
 
2948
        * builtins.c (fold_call_stmt): Return the proper value.
2949
        * tree-ssa-ccp.c (maybe_fold_stmt_addition): Modify arguments to
2950
        allow this function to be called on a GIMPLE_ASSIGN.
2951
        (fold_stmt_r): Update the call to maybe_fold_stmt_addition.
2952
        (fold_gimple_assign): Manually call maybe_fold_stmt_addition to
2953
        fold a POINTER_PLUS_EXPR.
2954
 
2955
2008-04-11  Doug Kwan  
2956
 
2957
        * tree-ssa-phiprop.c (File): Uncomment all previously disabled code.
2958
        (struct phiprop_d): Change type of vop_stmt to gimple.
2959
        (phivn_valid_p): Tuplify.
2960
        (phiprop_insert_phi): Tuplify.
2961
        (propagate_with_phi): Tuplify.
2962
        (tree_ssa_phiprop_1): Tuplify.
2963
        (tree_ssa_phiprop): Tuplify.
2964
        * passes.c (init_optimization_passes): Re-enable pass_phiprop.
2965
 
2966
2008-04-11  Rafael Espíndola 
2967
 
2968
        * tree-ssa-math-opts.c (execute_cse_sincos_1): fix warning.
2969
 
2970
2008-04-10  Diego Novillo  
2971
 
2972
        http://gcc.gnu.org/ml/gcc-patches/2008-04/msg00913.html
2973
 
2974
        * ipa-inline.c (cgraph_clone_inlined_nodes): Change uses
2975
        of DECL_SAVED_TREE with gimple_body.
2976
        (cgraph_decide_inlining_incrementally): Likewise.
2977
        * gimple-iterator.c (gsi_insert_seq_before_without_update):
2978
        Do nothing if SEQ is NULL.
2979
        (gsi_insert_seq_after_without_update): Likewise.
2980
        * tree-ssa-live.c (mark_all_vars_used_1): Do not handle
2981
        EXPR trees.
2982
        (remove_unused_locals): Mark the gimple_block of every
2983
        statement as used.
2984
        * tree-inline.c (remap_gimple_stmt): Forward declare.
2985
        (remap_decls): Tidy comments.
2986
        (remap_gimple_seq): New.
2987
        (copy_gimple_bind): New.
2988
        (remap_gimple_stmt): Call it.
2989
        Handle High GIMPLE statements.
2990
        (copy_bb): Regimplify operands on COPY_GSI instead of
2991
        GSI.
2992
        (copy_cfg_body): Tidy.
2993
        (copy_generic_body): Remove unused function.
2994
        (clone_body): Tuplify.
2995
        * c-common.c (c_warn_unused_result): Remove assertion for
2996
        FUNCTION_TYPE.
2997
        * gimple.c (gimple_seq_copy): Rename from
2998
        gimple_seq_deep_copy.  Update all users.
2999
        (walk_gimple_stmt): Assert that STMT has no substatements
3000
        in the default case.
3001
        (gimple_copy_1): Merge into gimple_copy.
3002
        (gimple_copy): Always do deep copying.
3003
        Handle statements with substatements.
3004
        (gimple_shallow_copy): Remove unused function.
3005
        (gimple_deep_copy): Remove.  Update all users.
3006
        * gimple.h: Tidy comments and structure fields
3007
        everywhere.
3008
        (gimple_has_substatements): New.
3009
        (walk_stmt_fn): Change last argument to struct walk_stmt_info *.
3010
        Update all users.
3011
 
3012
2008-04-10 Oleg Ryjkov  
3013
 
3014
        * tree.h (struct tree_base): Added a new flag default_def_flag.
3015
        (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
3016
 
3017
2008-04-08  Doug Kwan  
3018
 
3019
        * gimplify.c (gimple_push_cleanup): Initialize cleanup_stmts to NULL.
3020
 
3021
2008-04-08  Doug Kwan  
3022
 
3023
        * tree-tailcall.c (struct tailcall): Remove call_block and replace
3024
        call_bsi by call_gsi.
3025
        (independent_of_stmt_p): Change type of parameter 'at' to GIMPLE and
3026
        change all tree using code to GIMPLE using equivalent.
3027
        Remove parameter block_stmt_iterator type parameter bsi with
3028
        gimple_stmt_iterator type parameter gsi. Replace uses of bsi with
3029
        that of gsi in function body as appropriate.
3030
        (process_assignment):  Remove parameter 'ass' and change type of
3031
        parameter 'stmt' to GIMPLE.  Change all tree using code to GIMPLE
3032
        using equivalent.
3033
        (propagate_through_phis, eliminate_tail_call, optimize_tail_call):
3034
        Change all tree using code to GIMPLE using equivalent.
3035
        (find_tail_calls): Change all tree using code to GIMPLE using
3036
        equivalent.  Remove code that handles GIMPLE_MODIFY_STMT containing
3037
        a CALL_EXPR.
3038
        (add_successor_phi_arg, adjust_return_value_with_ops,
3039
        update_accumulator_with_ops, adjust_accumulator_values,
3040
        create_tailcall_accumulator): New functions from refactoring of
3041
        duplicated logic.
3042
        (adjust_accumulator_values, adjust_return_value): Refactor.
3043
        (tree_optimize_tail_calls_1): Refactor and change all tree using code
3044
        to GIMPLE using equivalent.  Remove code to reverse phi list.
3045
        * passes.c (init_optimization_passes):  Re-enable pass_tail_recursion
3046
        and pass_tail_calls.
3047
 
3048
2008-04-04  Doug Kwan  
3049
 
3050
        * tree-ssa-math-opts.c (struct occurrence): Change field type of
3051
        recip_def_stmt to gimple.
3052
        (is_division_by): Tuplify.
3053
        (insert_reciprocals): Tuplify.
3054
        (replace_reciprocals): Tuplify.
3055
        (execute_cse_reciprocals_1): Tuplify.
3056
        (execute_cse_reciprocals): Tuplify.
3057
        (maybe_record_sincos): Use vector of gimples instead of vector of
3058
        trees.
3059
        (execute_cse_sincos_1): Tuplify.  When adjusting recorded old call
3060
        sites, generate new gimple assign statements and remove old gimple
3061
        call statements.
3062
        (execute_cse_sincos): Tuplify.
3063
        (execute_convert_to_rsqrt): Tuplify.
3064
        * passes.c (init_optimization_passes): Enable pass_cse_sincos,
3065
        pass_cse_reciprocals and pass_convert_to_rsqrt.
3066
 
3067
2008-04-04  Aldy Hernandez  
3068
 
3069
        * omp-low.c (gimple_build_cond_empty): New.
3070
        (expand_parallel_call): Convert COND_EXPR to GIMPLE_COND.
3071
        (expand_omp_for_generic): Same.
3072
        (expand_omp_for_static_nochunk): Same.
3073
        (expand_omp_for_static_chunk): Same.
3074
        (expand_omp_atomic_pipeline): Same.
3075
 
3076
2008-04-04  Diego Novillo  
3077
 
3078
        http://gcc.gnu.org/ml/gcc-patches/2008-04/msg00413.html
3079
 
3080
        * tree-ssa-loop-im.c (movement_possibility): Return
3081
        MOVE_IMPOSSIBLE if that statement makes no assignment.
3082
        * tree-complex.c (get_component_ssa_name): Fix comment.
3083
        (set_component_ssa_name): Assert that COMP's definition
3084
        is LAST.
3085
        * cgraph.c (cgraph_update_edges_for_call_stmt): Tuplify.
3086
        (dump_cgraph_node): Likewise.
3087
        * tree.c (auto_var_in_fn_p): Fix comment.
3088
        * cgraphunit.c (verify_cgraph_node): Remove tuples hack
3089
        that avoided verifying nodes.
3090
        * gimple-pretty-print.c (dump_gimple_asm): Show the
3091
        volatile flag.
3092
 
3093
        * gimple-dummy.c (optimize_inline_calls): Remove.
3094
        (tree_function_versioning): Remove.
3095
        (tree_versionalbe_function_p): Remove.
3096
        * ipa-inline.c (cgraph_clone_inlined_bodies): Re-format.
3097
        (cgraph_decide_inlining): Re-format.
3098
        (cgraph_decide_inlining_incrementally): Re-format.
3099
        (pass_ipa_inline): Re-format.
3100
        * gimplify.c (gimplify_call_expr): Carry all the
3101
        CALL_EXPR flags to the newly created GIMPLE_CALL.
3102
        (gimplify_asm_expr): Carry ASM_VOLATILE_P and ASM_INPUT_P
3103
        over to the new GIMPLE_ASM.
3104
        * tree-dfa.c (find_new_referenced_vars): Change argument
3105
        to gimple.  Update all callers.
3106
        * cfgexpand.c (set_expr_location_r): New private.
3107
        (gimple_to_tree): Call it.
3108
        Set ASM_VOLATILE_P and ASM_INPUT_P for ASM_EXPRs.
3109
        Carry flags from GIMPLE_CALL for CALL_EXPRs.
3110
        Set TREE_BLOCK on the newly created expression.
3111
        * tree-inline.c: Tuplify.
3112
        * tree-inline.h: Tuplify.
3113
        * tree-optimize.c (execute_fixup_cfg): Tuplify.
3114
        * gimple.c (gimple_build_call_vec): Change second
3115
        argument type to VEC(tree, heap).  Update all callers.
3116
        (gimple_build_assign_with_ops): If the LHS is an
3117
        SSA_NAME, set SSA_NAME_DEF_STMT on it.
3118
        (walk_gimple_seq): Change return type to gimple.  Update
3119
        all users.
3120
        If walk_gimple_stmt returned a value, store it in
3121
        WI->CALLBACK_RESULT.
3122
        (walk_gimple_op): Walk gimple_call_chain_ptr() and
3123
        gimple_call_fn_ptr() for GIMPLE_CALL.
3124
        (walk_gimple_stmt): Add new local HANDLED_OPS.
3125
        If callback_stmt() sets HANDLED_OPS, return its return
3126
        value.
3127
        If any call to walk_gimple_seq returns a non-NULL value,
3128
        return WI->CALLBACK_RESULT.
3129
        (gimple_copy_1): New function.
3130
        (gimple_deep_copy): Rename from gimple_copy.  Update all
3131
        users.
3132
        Call gimple_copy_1.
3133
        (gimple_shallow_copy): New.
3134
        (gimple_regimplify_operands): New.
3135
        * gimple.h (GF_ASM_INPUT): Define.
3136
        (GF_ASM_VOLATILE): Define.
3137
        (GF_CALL_CANNOT_INLINE): Define.
3138
        (GF_CALL_FROM_THUNK): Define.
3139
        (GF_CALL_RETURN_SLOT_OPT): Define.
3140
        (GF_CALL_VA_ARG_PACK): Define.
3141
        (gimple_stmt_iterator): Move earlier in the file.
3142
        (gimple_omp_return_nowait_p): Fix return expression.
3143
        (gimple_omp_section_last_p): Likewise.
3144
        (gimple_omp_parallel_combined_p): Likewise.
3145
        (gimple_call_noreturn_p): Likewise.
3146
        (gimple_call_nothrow_p): Likewise.
3147
        (gimple_asm_volatile_p): Likewise.
3148
        (gimple_try_catch_is_cleanup): Likewise.
3149
        (gimple_assign_set_rhs1): assert that RHS is a gimple
3150
        operand.
3151
        (is_gimple_call): New.  Change all users that tested
3152
        gimple_code() == GIMPLE_CALL.
3153
        (gimple_call_fn_ptr): New.
3154
        (gimple_call_chain_ptr): New.
3155
        (gimple_call_set_chain): Accept NULL values for CHAIN.
3156
        (gimple_call_set_tail): Add bool argument specifying the
3157
        value of the flag.  Update all users.
3158
        (gimple_asm_set_volatile): Likewise.
3159
        (gimple_call_set_cannot_inline): Rename from
3160
        gimple_call_mark_uninlinable.  Add bool argument
3161
        specifying the value of the flag.  Update all users.
3162
        (gimple_call_set_return_slot_opt): New.
3163
        (gimple_call_return_slot_opt_p): New.
3164
        (gimple_call_set_from_thunk): New.
3165
        (gimple_call_from_thunk_p): New.
3166
        (gimple_call_va_arg_pack_p): New.
3167
        (gimple_call_copy_flags): New.
3168
        (gimple_asm_set_input): New.
3169
        (gimple_asm_input_p): New.
3170
        (gimple_asm_clear_volatile): Remove.
3171
        (walk_stmt_fn): Add second argument bool *.  Update all
3172
        users.
3173
        (struct walk_stmt_info): Add new field callback_result.
3174
        * tree-cfg.c (gimple_split_block): Tuplify.
3175
        (gimple_block_ends_with_condjump_p): Tuplify.
3176
        (need_fake_edge_p): Tuplify.
3177
        (gimple_flow_call_edges_add): Tuplify.
3178
        (gimple_purge_dead_abnormal_call_edges): Tuplify.
3179
        (gimple_purge_dead_eh_edges): Remove ATTRIBUTE_UNUSED.
3180
        (gimple_cfg_hooks): Add gimple_block_ends_with_condjump_p
3181
        and gimple_flow_call_edges_add
3182
        * passes.c (init_optimization_passes): Enable
3183
        pass_cleanup_cfg, pass_inline_parameters,
3184
        pass_ipa_inline and pass_apply_inline.
3185
        (execute_todo): Re-enable check for TODO_update_ssa_any
3186
        if need_ssa_update_p() returns true.
3187
        * tree-ssa-operands.c (ssa_operands_active): Return false
3188
        if cfun is NULL.
3189
 
3190
 
3191
2008-04-04  Rafael Espíndola 
3192
 
3193
        Merge with mainline @133632.
3194
 
3195
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3196
        * configure: Regenerate.
3197
 
3198
2008-04-04  Rafael Espíndola 
3199
 
3200
        Merge with mainline @133631.
3201
 
3202
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3203
        * configure: Regenerate.
3204
 
3205
2008-04-04  Rafael Espíndola 
3206
 
3207
        Merge with mainline @133630.
3208
 
3209
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3210
        * configure: Regenerate.
3211
 
3212
2008-04-03  Aldy Hernandez  
3213
 
3214
        * omp-low.c (expand_omp_sections): Use
3215
        gimple_omp_sections_control.
3216
        (lower_omp_sections): Same.
3217
        * gimplify.c (gimplify_omp_workshare): Adjust OMP clauses before
3218
        creating gimple tuple.
3219
        Add gimple tuple to sequence.
3220
        Set OMP_SECTIONS_CONTROL in newly created tuple.
3221
        * gimple.h (gimple_statement_omp_sections): Add control.
3222
        (gimple_omp_sections_control): New.
3223
        (gimple_omp_sections_control_ptr): New.
3224
        (gimple_omp_sections_set_control): New.
3225
 
3226
2008-04-03  Oleg Ryjkov  
3227
 
3228
        * tree-nested.c (convert_nl_goto_receiver): Changed to hadle gimple
3229
        statements instead of trees.
3230
        (lower_nested_functions): Pass convert_nl_goto_receiver as the first
3231
        parameter to walk_all_functions.
3232
 
3233
2008-04-03  Rafael Espíndola 
3234
 
3235
        Merge with mainline @133624.
3236
 
3237
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3238
        * configure: Regenerate.
3239
 
3240
2008-04-03  Rafael Espíndola 
3241
 
3242
        Merge with mainline @133612.
3243
 
3244
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3245
        * configure: Regenerate.
3246
 
3247
2008-04-03  Aldy Hernandez  
3248
 
3249
        * tree-pretty-print.c (dump_generic_node): Remove
3250
        OMP_{RETURN,CONTINUE} cases.
3251
        * tree.h (OMP_RETURN_NOWAIT): Remove.
3252
        * omp-low.c (dump_omp_region): Rename OMP_{CONTINUE,RETURN} to
3253
        GIMPLE_OMP_{CONTINUE,RETURN}.
3254
        (expand_omp_for_generic): Handle new arguments to
3255
        GIMPLE_OMP_CONTINUE.
3256
        (expand_omp_for_static_nochunk): Same.
3257
        (expand_omp_for_static_chunk): Same.
3258
        (expand_omp_sections): Same.
3259
        (expand_omp): Rename all OMP_* to GIMPLE_OMP_*.
3260
        (lower_omp_sections): Rename OMP_CONTINUE to GIMPLE_OMP_CONTINUE.
3261
        (lower_omp_for): Same.
3262
        * tree-gimple.c (is_gimple_stmt): Remove OMP_{RETURN,CONTINUE}
3263
        cases.
3264
        * gsstruct.def: Add GSS_OMP_CONTINUE.
3265
        * gimple-pretty-print.c (dump_gimple_omp_continue): New.
3266
        (dump_gimple_omp_return): New.
3267
        (dump_gimple_stmt): Add cases for GIMPLE_OMP_{CONTINUE,RETURN}.
3268
        * gimplify.c (gimplify_expr): Remove cases for
3269
        OMP_{CONTINUE,RETURN}.
3270
        * tree.def (DEFTREECODE): Remove OMP_{RETURN,CONTINUE}.
3271
        * tree-cfgcleanup.c (cleanup_omp_return): Rename
3272
        OMP_SECTIONS_SWITCH to GIMPLE_OMP_SECTIONS_SWITCH.
3273
        * gimple.c (gss_for_code): GIMPLE_OMP_RETURN returns GSS_BASE.
3274
        GIMPLE_OMP_CONTINUE return GSS_OMP_CONTINUE.
3275
        (gimple_size): Adjust size of GIMPLE_OMP_{RETURN,CONTINUE}.
3276
        (gimple_build_omp_continue): Change arguments.
3277
        (walk_gimple_op): Walk GIMPLE_OMP_CONTINUE operands.
3278
        (walk_gimple_stmt): Remove GIMPLE_OMP_CONTINUE case.
3279
        * gimple.h (struct gimple_statement_omp_continue): New.
3280
        (union gimple_statement_d): Add gimple_omp_continue.
3281
        (gimple_build_omp_continue): Change argument types in prototype.
3282
        (gimple_omp_return_set_nowait): Rename OMP_RETURN to
3283
        GIMPLE_OMP_RETURN.
3284
        (gimple_omp_continue_control_def): New.
3285
        (gimple_omp_continue_control_def_ptr): New.
3286
        (gimple_omp_continue_set_control_def): New.
3287
        (gimple_omp_continue_control_use): New.
3288
        (gimple_omp_continue_control_use_ptr): New.
3289
        (gimple_omp_continue_set_control_use): New.
3290
        * tree-cfg.c (make_edges): Rename OMP_ to GIMPLE_OMP_.
3291
        (gimple_redirect_edge_and_branch): Same.
3292
        * tree-ssa-operands.c (get_expr_operands): Remove OMP_CONTINUE
3293
        case.
3294
 
3295
2008-04-02  Doug Kwan  
3296
 
3297
        * tree-complex.c (expand_complex_comparison): Set condition code
3298
        correctly for the NE_EXPR case.
3299
        * cfgexpand.c (gimple_to_tree): Generate assignment to return value
3300
        if necessary.
3301
 
3302
2008-04-02  Rafael Espíndola 
3303
 
3304
        Merge with mainline @133597.
3305
 
3306
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3307
        * configure: Regenerate.
3308
 
3309
2008-04-02  Rafael Espíndola 
3310
 
3311
        Merge with mainline @133527.
3312
 
3313
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3314
        * configure: Regenerate.
3315
 
3316
2008-04-02  Rafael Espíndola 
3317
 
3318
        Merge with mainline @133519.
3319
 
3320
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3321
        * configure: Regenerate.
3322
 
3323
2008-04-02  Rafael Espíndola 
3324
 
3325
        Merge with mainline @133453.
3326
 
3327
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3328
        * configure: Regenerate.
3329
 
3330
2008-04-01  Doug Kwan  
3331
            Bill Maddox  .
3332
 
3333
        * value-prof.c (interesting_stringop_to_profile_p) Call
3334
        validate_gimple_arglist instead of validate_arglist.
3335
        * tree.h (validate_arglist): New declaration.
3336
        * builtins.c (expand_builtin_setjmp_receiver, expand_builtin_longjmp,
3337
        expand_builtin_nonlocal_goto, expand_builtin_nonlocal_goto,
3338
        expand_builtin_update_setjmp_buf, expand_builtin_prefetch,
3339
        expand_builtin_apply, expand_builtin_return, expand_builtin_mathfn,
3340
        expand_builtin_mathfn_2, expand_builtin_mathfn_3,
3341
        expand_builtin_interclass_mathfn, expand_builtin_sincos,
3342
        expand_builtin_cexpi, expand_builtin_int_roundingfn,
3343
        expand_builtin_int_roundingfn_2, expand_builtin_pow,
3344
        expand_builtin_powi, expand_builtin_strlen, expand_builtin_strlen,
3345
        expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
3346
        expand_builtin_memcpy, expand_builtin_memcpy,
3347
        expand_builtin_mempcpy_args, expand_builtin_bcopy, expand_movstr,
3348
        expand_builtin_stpcpy, expand_builtin_strncpy, builtin_memset_gen_str,
3349
        expand_builtin_bzero, expand_builtin_memchr, expand_builtin_memcmp,
3350
        expand_builtin_strcmp, expand_builtin_strncmp, expand_builtin_strcat,
3351
        expand_builtin_strncat, expand_builtin_strspn, expand_builtin_alloca,
3352
        expand_builtin_bswap, expand_builtin_unop, expand_builtin_fputs,
3353
        expand_builtin_fabs, expand_builtin_copysign,
3354
        expand_builtin___clear_cache, expand_builtin_init_trampoline,
3355
        expand_builtin_adjust_trampoline, expand_builtin_signbit,
3356
        expand_builtin, validate_arg, expand_builtin_object_size,
3357
        expand_builtin_object_size, expand_builtin_memory_chk) Re-enable code
3358
        previously disabled for GIMPLE.
3359
        (expand_builtin_memcpy, expand_builtin_memset_args): Re-enable code
3360
        previously disabled for GIMPLE.  Look up tree attribute for original
3361
        GIMPLE statement.
3362
        (validate_arglist): Use old interface of tree node instead of GIMPLE
3363
        statement.
3364
        (validate_gimple_arglist):  New function.
3365
        * cfgexpand.c (gimple_to_tree): Set GIMPLE statement tree attribute
3366
        for builtin function calls.
3367
        * tree-flow.h (struct tree_ann_common_d): New field stmt.
3368
        * gimple.h (validate_gimple_arglist): New declaration.
3369
        (validate_arglist): Moved to tree.h.
3370
 
3371
2008-03-31  Oleg Ryjkov  
3372
 
3373
        * gimplify.c (gimplify_switch_expr): Verify the return value from
3374
        gimplify_expr.
3375
 
3376
2008-03-31  Rafael Espíndola 
3377
 
3378
        Merge with mainline @133452.
3379
 
3380
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3381
        * configure: Regenerate.
3382
 
3383
2008-03-31  Rafael Espíndola 
3384
 
3385
        Merge with mainline @133440.
3386
 
3387
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3388
        * configure: Regenerate.
3389
 
3390
2008-03-31  Rafael Espíndola 
3391
 
3392
        Merge with mainline @133423.
3393
 
3394
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3395
        * configure: Regenerate.
3396
 
3397
2008-03-30  Rafael Espíndola 
3398
 
3399
        Merge with mainline @133342.
3400
 
3401
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3402
        * configure: Regenerate.
3403
 
3404
2008-03-28  Rafael Espíndola 
3405
 
3406
        Merge with mainline @133341.
3407
 
3408
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3409
        * configure: Regenerate.
3410
 
3411
2008-03-28  Oleg Ryjkov  
3412
 
3413
        * tree-eh.c (replace_goto_queue_1): Do a deep copy of the replacement
3414
        sequence.
3415
        (maybe_record_in_goto_queue): Set is_label flag when recording
3416
        GIMPLE_GOTOs.
3417
        (do_return_redirection, do_return_redirection): Changed to set
3418
        cont_stmt.
3419
        (lower_try_finally_onedest): Fix the code that assumes that gotos
3420
        themselves(instead of the labels) are recorded in the goto_queue.
3421
        (lower_try_finally_copy): Likewise.
3422
        (lower_try_finally_switch): Likewise, also fix the VEC_* operations.
3423
        * gimple.h (gimple_build_switch): Fixed comment.
3424
 
3425
2008-03-28  Doug Kwan  
3426
 
3427
        * omp-low.c (expand_omp_sections): Fix build breakage due to an
3428
        uninitialized variable.
3429
 
3430
2008-03-28  Rafael Espíndola 
3431
 
3432
        Merge with mainline @133315.
3433
 
3434
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3435
        * configure: Regenerate.
3436
 
3437
2008-03-28  Diego Novillo  
3438
 
3439
        * omp-low.c (expand_omp_for_static_chunk): Initialize
3440
        V_MAIN and V_BACK.
3441
        (expand_omp_for): Initialize VIN.
3442
 
3443
2008-03-28  Rafael Espíndola 
3444
 
3445
        Merge with mainline @133313.
3446
 
3447
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3448
        * configure: Regenerate.
3449
 
3450
2008-03-27  Doug Kwan  
3451
 
3452
        * c-decl.c (merge_decls): Also copy gimple bodies of decls.
3453
        * gimplify.c (gimplify_call_expr): Do not exit early when
3454
        gimplifying __builtin_va_start().
3455
 
3456
2008-03-27  Oleg Ryjkov  
3457
 
3458
        * gimple.c (walk_gimple_op): Add a check for assignments with more
3459
        than one operand on the LHS.
3460
 
3461
2008-03-27  Aldy Hernandez  
3462
 
3463
        * tree.c (empty_body_p): Remove.
3464
        * tree.h (empty_body_p): Remove prototype.
3465
        * omp-low.c (struct omp_context): Convert to tuples.
3466
        (struct omp_context): Comment and convert to tuples.
3467
        (scan_omp_op): New.
3468
        (is_parallel_ctx): Convert to tuples.
3469
        (extract_omp_for_data): Same.
3470
        (workshare_safe_to_combine_p): Same.
3471
        (get_ws_args_for): Same.
3472
        (determine_parallel_type): Same.
3473
        (use_pointer_for_field): Same.
3474
        (dump_omp_region): Same.
3475
        (debug_all_omp_regions): Same.
3476
        (new_omp_region): Same.
3477
        (new_omp_context): Same.
3478
        (scan_sharing_clauses): Same.
3479
        (create_omp_child_function): Same.
3480
        (scan_omp_parallel): Same.
3481
        (scan_omp_for): Same.
3482
        (scan_omp_sections): Same.
3483
        (scan_omp_single): Same.
3484
        (check_omp_nesting_restrictions): Same.
3485
        (scan_omp_1_op): New.
3486
        (scan_omp_1_stmt): Rename from scan_omp_1.  Rewrite for tuples.
3487
        (scan_omp): Convert to tuples.
3488
        (build_omp_barrier): Same.
3489
        (maybe_lookup_ctx): Same.
3490
        (lower_rec_input_clauses): Same.
3491
        (lower_lastprivate_clauses): Same.
3492
        (lower_reduction_clauses): Same.
3493
        (lower_copyprivate_clauses): Same.
3494
        (lower_send_clauses): Same.
3495
        (lower_send_shared_vars): Same.
3496
        (expand_parallel_call): Same.
3497
        (remove_exit_barrier): Same.
3498
        (remove_exit_barriers): Same.
3499
        (optimize_omp_library_calls): Same.
3500
        (expand_omp_parallel): Same.
3501
        (expand_omp_for_generic): Comment out, and convert to tuples.
3502
        (expand_omp_for_static_nochunk): Convert to tuples.
3503
        (expand_omp_for_static_chunk): Same.
3504
        (expand_omp_for): Same.
3505
        (expand_omp_sections): Same.
3506
        (expand_omp_synch): Same.
3507
        (expand_omp_atomic_fetch_op): Same.
3508
        (expand_omp_atomic_pipeline): Same.
3509
        (expand_omp_atomic_mutex): Same.
3510
        (expand_omp_atomic): Same.
3511
        (expand_omp): Same.
3512
        (build_omp_regions_1): Same.
3513
        (execute_expand_omp): Enable.
3514
        (execute_lower_omp): Enable and convert to tuples.
3515
        * gimple-dummy.c (omp_reduction_init): Remove.
3516
        * tree-flow.h (struct omp_region): Convert 'type' to tuples.
3517
        (new_omp_region): Adjust prototype for tuples.
3518
        * gimple.c (empty_stmt_p): New.
3519
        (empty_body_p): New.
3520
        * gimple.h (empty_body_p): New prototype.
3521
        (gimple_has_location): Remove fixmes.
3522
        * tree-cfg.c (gimple_block_label): Remove ATTRIBUTE_UNUSED.
3523
 
3524
2008-03-27  Rafael Espíndola 
3525
 
3526
        Merge with mainline @133311.
3527
 
3528
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3529
        * configure: Regenerate.
3530
 
3531
2008-03-27  Rafael Espíndola 
3532
 
3533
        * gcc/tree-nested.c (save_tmp_var): Use gsi_insert_after_without_update
3534
        instead of gsi_insert_after.
3535
 
3536
2008-03-26 Jakub Staszak 
3537
 
3538
        * gimple.h (gimple_uid, gimple_set_uid): Defined.
3539
        (gimple_statement_base): Field UID added.
3540
        * tree-ssa-dse.c (execute_simple_dse): #if 0 removed, bitmap_empty_p
3541
        condition added. (memory_ssa_name_same, memory_address_same,
3542
        get_kill_of_stmt_lhs, dse_possible_dead_store_p, dse_optimize_stmt,
3543
        dse_record_phis, dse_finalize_block, tree_ssa_dse): Tuplified.
3544
        * passes.c (init_optimization_passes): pass_simple_dse and pass_dse
3545
        enabled.
3546
        * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: {dg-final} changed.
3547
        * testsuite/gcc.dg/tree-ssa/pr30375.c: {dg-final} changed.
3548
 
3549
2008-03-26  Rafael Espíndola 
3550
        * gcc/tree-ssa-operands.c (ssa_operands_active): Assert that cfun is
3551
        not NULL.
3552
        * gcc/tree-nested.c (init_tmp_var): Use
3553
        gsi_insert_before_without_update instead of gsi_insert_before.
3554
 
3555
2008-03-25  Rafael Espíndola 
3556
 
3557
        Merge with mainline @133309.
3558
 
3559
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3560
        * configure: Regenerate.
3561
 
3562
2008-03-25  Rafael Espíndola 
3563
 
3564
        Merge with mainline @133306.
3565
 
3566
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3567
        * configure: Regenerate.
3568
 
3569
2008-03-25  Bill Maddox  
3570
 
3571
        * tree-ssa-dom.c (loop_depth_of_name): Tuplify.
3572
        * tree-ssa-copy.c (stmt_may_generate_copy,
3573
        copy_prop_visit_assignment, copy_prop_visi_cond_stmt,
3574
        copy_prop_visit_stmt, copy_prop_visit_phi_node,
3575
        init_copy_prop, execute_copy_prop): Tuplify.
3576
        * passes.c (init_optimization_passes):
3577
        Enable pass_copy_prop.
3578
 
3579
2008-03-25  Rafael Espíndola 
3580
 
3581
        Merge with mainline @133257.
3582
 
3583
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3584
        * configure: Regenerate.
3585
 
3586
2008-03-25  Oleg Ryjkov  
3587
 
3588
        * gimple.c (gimple_build_bind): Added a new parameter - the
3589
        containing block.
3590
        * gimple.h (gimple_build_bind): Changed the header accordingly.
3591
        * gimplify.c (gimplify_bind_expr, gimplify_function_tree): Updated
3592
        the callers of gimple_build_bind.
3593
        (gimplify_body): Updated the call to gimple_build_bind and moved
3594
        the copying of block information into gimplify_bind_expr.
3595
 
3596
2008-03-25  Rafael Espíndola 
3597
 
3598
        Merge with mainline @133255.
3599
 
3600
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3601
        * configure: Regenerate.
3602
 
3603
2008-03-25  Rafael Espíndola 
3604
 
3605
        Merge with mainline @133251.
3606
 
3607
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3608
        * configure: Regenerate.
3609
 
3610
2008-03-25  Rafael Espíndola 
3611
 
3612
        Merge with mainline @133250.
3613
 
3614
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3615
        * configure: Regenerate.
3616
 
3617
2008-03-24  Rafael Espíndola 
3618
 
3619
        Merge with mainline @133246.
3620
 
3621
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3622
        * configure: Regenerate.
3623
 
3624
2008-03-24  Rafael Espíndola 
3625
 
3626
        Merge with mainline @133222.
3627
 
3628
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3629
        * configure: Regenerate.
3630
 
3631
2008-03-24  Andrew Pinski  
3632
 
3633
        * passes.c (init_optimization_passes): Enable pass_split_crit_edges.
3634
 
3635
2008-03-24  Rafael Espíndola 
3636
 
3637
        Merge with mainline @133169.
3638
 
3639
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3640
        * configure: Regenerate.
3641
 
3642
2008-03-21  Rafael Espíndola 
3643
 
3644
        Merge with mainline @133168.
3645
 
3646
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3647
        * configure: Regenerate.
3648
 
3649
2008-03-21  Rafael Espíndola 
3650
 
3651
        Merge with mainline @133167.
3652
 
3653
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3654
        * configure: Regenerate.
3655
 
3656
2008-03-20  Oleg Ryjkov  
3657
 
3658
        * tree-eh.c (lower_try_finally): Correctly set the lowered sequence.
3659
 
3660
2008-03-20  Jakub Staszak  
3661
            Oleg Ryjkov  
3662
 
3663
        * tree-ssa-sink.c (is_hidden_global_store): Tuplified.
3664
        * tree-ssa-dce.c (mark_stmt_necessary, mark_operand_necessary,
3665
        mark_stmt_if_obviously_necessary,
3666
        mark_control_dependent_edges_necessary,
3667
        find_obviously_necessary_stmts, propagate_necessity,
3668
        remove_dead_phis, eliminate_unnecessary_stmts, tree_dce_init,
3669
        tree_dce_done): Tuplified.
3670
        * tree-flow.h (is_hidden_global_store): Tuplified the declaration.
3671
        * passes.c (init_optimization_passes): Enabled pass_dce and
3672
        pass_cd_dce.
3673
 
3674
2008-03-20  Oleg Ryjkov 
3675
 
3676
        * tree-complex.c (init_dont_simulate_again, complex_visit_stmt,
3677
        update_complex_components, expand_complex_operations_1): Consider
3678
        GIMPLE_CALLs with a lhs, not only GIMPLE_ASSIGNs.
3679
        * gimplify.c (get_tmp_var_for): Removed.
3680
        (gimplify_call_expr): Remove call to get_tmp_var_for, set
3681
        gimple_register on a new lhs in some cases.
3682
 
3683
2008-03-20  Rafael Espíndola 
3684
 
3685
        Merge with mainline @133162.
3686
 
3687
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3688
        * configure: Regenerate.
3689
 
3690
2008-03-20  Rafael Espíndola 
3691
 
3692
        Merge with mainline @133161.
3693
 
3694
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3695
        * configure: Regenerate.
3696
 
3697
2008-03-20  Rafael Espíndola 
3698
 
3699
        Merge with mainline @133140.
3700
 
3701
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3702
        * configure: Regenerate.
3703
 
3704
2008-03-20  Rafael Espíndola 
3705
 
3706
        Merge with mainline @133138.
3707
 
3708
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
3709
        * configure: Regenerate.
3710
 
3711
2008-03-18  Bill Maddox  
3712
 
3713
        * builtins.c (fold_builtin_object_size):
3714
        Enable call to compute_builtin_object_size, previously
3715
        stubbed out awaiting tuplification.
3716
        * tree-ssa-ccp.c (valid_gimple_rhs_p, valid_gimple_call_p,
3717
        move_ssa_defining_stmt_for_defs, update_call_from_tree):
3718
        Deleted, moved to tree-ssa-propagate.c.
3719
        (get_maxval_strlen): Use gimple_assign_single_p.
3720
        Handle assignment with unary NOP correctly.
3721
        * tree-ssa-propagate.c (valid_gimple_rhs_p, valid_gimple_call_p,
3722
        move_ssa_defining_stmt_for_defs, update_call_from_tree):
3723
        Moved here from tree-ssa-ccp.c.
3724
        * tree-ssa-propagate.h (valid_gimple_rhs_p, valid_gimple_call_p,
3725
        move_ssa_defining_stmt_for_defs, update_call_from_tree): Declared.
3726
        * gimple-dummy.c (compute_builtin_object_size): Removed dummy.
3727
        * tree_object_size.c (addr_object_size, alloc_object_size)
3728
        Tuplified.
3729
        (pass_through_call, compute_builtin_object_size): Tuplified.
3730
        (expr_object_size): Tuplified.  Some cases broken out.
3731
        (plus_expr_object_size): Deleted.
3732
        (call_object_size, unknown_object_size, plus_stmt_object_size):
3733
        New functions.  Handle cases broken out from expr_object_size.
3734
        (cond_expr_object_size): Fix comment.
3735
        (collect_object_sizes_for): Tuplify.
3736
        (check_for_plus_in_loops_1, check_for_plus_in_loops): Tuplify.
3737
        (compute_object_sizes): Tuplify.
3738
        * gimple.c (gimple_assign_single_p, gimple_assign_unary_nop_p):
3739
        New functions.
3740
        * gimple.h (gimple_assign_single_p, gimple_assign_unary_nop_p):
3741
        Declare.
3742
        * passes.c (init_optimization_passes): Enable pass_object_sizes.
3743
 
3744
2008-03-18  Diego Novillo  
3745
            Oleg Ryjkov  
3746
 
3747
        * gimplify.c (gimplify_body): Copy the block information from
3748
        the tree function body to gimple function body.
3749
        (gimplify_function_tree): Correctly wrap the function body
3750
        into the try/finally block if creating one.
3751
        * gimple.c (gimple_seq_has_side_effects): Removed.
3752
        * gimple.h (gimple_seq_has_side_effects): Removed declaration.
3753
        * tree-cfg.c (remove_useless_stmts_tf, remove_useless_stmts_tc):
3754
        Modified to use gimple_seq_empty_p instead of
3755
        gimple_seq_has_side_effects.
3756
 
3757
2008-03-18  Aldy Hernandez  
3758
 
3759
        * gimple.c (walk_gimple_stmt): Collapse common code.
3760
        Add case for GIMPLE_WITH_CLEANUP_EXPR.
3761
 
3762
2008-03-17  Zdenek Dvorak  
3763
 
3764
        * gimple-iterator.c (gsi_for_stmt): Use gsi_start_phis.
3765
        (gsi_start_phis): New function.
3766
        * gimple.h (gsi_start_phis): Declare.
3767
        * tree-into-ssa.c (initialize_flags_in_bb, rewrite_initialize_block,
3768
        rewrite_add_phi_arguments, rewrite_update_init_block,
3769
        prepare_block_for_update): Use gsi_start_phis.
3770
        * tree-complex.c (init_dont_simulate_again, update_phi_components):
3771
        Ditto.
3772
        * tree-ssa-loop-manip.c (find_uses_to_rename_bb,
3773
        verify_loop_closed_ssa, split_loop_exit_edge,
3774
        tree_transform_and_unroll_loop): Ditto.
3775
        * tree-scalar-evolution.c (loop_closed_phi_def,
3776
        analyze_scalar_evolution_for_all_loop_phi_nodes, scev_const_prop):
3777
        Ditto.
3778
        * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_args):
3779
        Ditto.
3780
        * tree-ssa-copyrename.c (rename_ssa_copies): Ditto.
3781
        * tree-ssa-ccp.c (ccp_initialize): Ditto.
3782
        * tree-ssa-loop-ivopts.c (find_bivs, mark_bivs,
3783
        find_interesting_uses_outside, find_interesting_uses,
3784
        determine_set_costs): Ditto.
3785
        * tree-ssa-propagate.c (simulate_block, ssa_prop_init,
3786
        substitute_and_fold): Ditto.
3787
        * tree-ssa-alias.c (dump_points_to_info, create_structure_vars): Ditto.
3788
        * gimple-pretty-print.c (dump_phi_nodes): Ditto.
3789
        * tree-data-ref.c (stmts_from_loop): Ditto.
3790
        * tree-ssa-coalesce.c (build_ssa_conflict_graph,
3791
        create_outofssa_var_map, coalesce_partitions): Ditto.
3792
        * tree-dfa.c (collect_dfa_stats): Ditto.
3793
        * tree-cfgcleanup.c (phi_alternatives_equal, remove_forwarder_block,
3794
        remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3795
        * tree-ssa-live.c (remove_unused_locals, calculate_live_on_exit,
3796
        verify_live_on_entry): Ditto.
3797
        * tree-ssa.c (ssa_redirect_edge, flush_pending_stmts, verify_ssa,
3798
        execute_late_warn_uninitialized, execute_update_addresses_taken):
3799
        Ditto.
3800
        * tree-outof-ssa.c (eliminate_build, eliminate_virtual_phis,
3801
        rewrite_trees, remove_ssa_form, insert_backedge_copies):
3802
        Ditto.
3803
        * cfgloop.c (find_subloop_latch_edge_by_ivs): Ditto.
3804
        * tree-ssa-structalias.c (compute_points_to_sets, ipa_pta_execute):
3805
        Ditto.
3806
        * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block,
3807
        reinstall_phi_args, verify_stmts, gimple_make_forwarder_block,
3808
        add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi):
3809
        Ditto.
3810
 
3811
2008-03-16  Zdenek Dvorak  
3812
 
3813
        * tree-ssa-loop-ivopts.c: Tuplify.
3814
        * gimple-dummy.c (multiplier_allowed_in_address_p, multiply_by_cost,
3815
        tree_ssa_iv_optimize): Removed.
3816
        * tree-ssa-phiopt.c (empty_block_p): Tuplify.
3817
        * gimple.h (gimple_cond_lhs_ptr, gimple_cond_rhs_ptr): New.
3818
        * passes.c (init_optimization_passes): Enable pass_iv_optimize.
3819
 
3820
        * gimplify.c (gimplify_omp_workshare, gimplify_expr): Avoid using
3821
        uninitialized sequence.
3822
 
3823
2008-03-13  Bill Maddox  
3824
 
3825
        * tree.h (fold_call_stmt, gimple_fold_builtin_snprintf_chk):
3826
        Declare new functions.
3827
        * builtins.c (fold_builtin_object_size): Disable call to
3828
        compute_builtin_object_size, which has not been converted.
3829
        (gimple_rewrite_call_expr, gimple_fold_builtin_sprintf_chk,
3830
        gimple_fold_builtin_snprintf_chk, gimple_fold_builtin_varargs,
3831
        fold_call_stmt): New functions.
3832
        * tree-chrec.h (build_polynomial_chrec): Silence uninitialized
3833
        variable warning.
3834
        * tree-ssa-ccp.c (likely_value): Recognize additional cases
3835
        of constant values.
3836
        (surely_varying_stmt_p): Note that return statements are not
3837
        interesting to CCP as they no longer contain assignments.
3838
        (ccp_fold): Add missing spaces.
3839
        (valid_gimple_call_p): New function.
3840
        (get_maxval_strlen): Don't trip over unary operator.
3841
        (ccp_fold_builtin): Use fold_call_stmt and
3842
        gimple_fold_builtin_snprintf_chk.  Enable disabled
3843
        call now that target has been converted for tuples.
3844
        Add missing spaces.
3845
        (move_ssa_defining_stmt_for_defs): New function.
3846
        (update_call_from_tree): New function.
3847
        (fold_gimple_call): Use update_call_from_tree.
3848
        (fold_stmt_inplace): Assert that operand folding tree
3849
        walk goes to completion, i.e., does not return non-null.
3850
        (optimize_stack_restore, optimize_stdarg_builtin):
3851
        Convert to tuples
3852
        (convert_to_gimple_builtin): Removed.
3853
        (gimplify_and_update_call_from_tree): New function.
3854
        Replaces convert_to_gimple_builtin.
3855
        (execute_fold_all_builtins): Convert to tuples.
3856
        * tree-ssa-propagate.c (replace_uses_in): Removed
3857
        replaced_address argument.  Made function static.
3858
        (replace_vuses_in): Removed replaced_address argument.
3859
        (substitute_and_fold): Removed replaced_address boolean,
3860
        which was set but never examined.
3861
        * tree-ssa-propagate.h (replace_uses_in): Removed declaration.
3862
        * gimple-iterator.c (update_modified_stmt): Moved to
3863
        head of file to avoid a forward declaration.
3864
        (update_modified_stmts): New function.
3865
        (gsi_insert_seq_before_without_update,
3866
        gsi_insert_before_without_update,
3867
        gsi_insert_seq_after_without_update,
3868
        gsi_insert_after_without_update): New functions.
3869
        (gsi_insert_before, gsi_insert_seq_before,
3870
        gsi_insert_after, gsi_insert_seq_after): Call the
3871
        _without_update variants.
3872
        * gimplify.c (gimplify_seq_add_stmt, gimplify_seq_add_seq):
3873
        New functions.
3874
        (gimple_pop_condition, gimplify_return_expr, gimplify_loop_expr,
3875
        gimplify_switch_expr, gimplify_case_label_expr,
3876
        gimplify_self_mod_expr, gimplify_call_expr,
3877
        gimplify_modify_expr_to_memcpy, gimplify_modify_expr_to_memset,
3878
        gimplify_init_ctor_eval_range, gimpllify_modify_expr_complex_part,
3879
        gimplify_modify_expr, gimplify_asm_expr, gimplify_cleanup_point_expr,
3880
        gimple_push_cleanup, gimplify_omp_parallel, gimplify_omp_atomic,
3881
        gimplify_expr, gimplify_body, gimplify_function_tree): When adding
3882
        to statement sequences in the gimplifier, do not update operands.
3883
        * tree-dfa.c (find_new_referenced_vars): Convert to tuples.
3884
        * tree-flow.h (find_new_referenced_vars): Declare with new signature.
3885
        * gimple.h (gimple_return_set_retval): Fix argument validation.
3886
        (gsi_insert_seq_before_without_update,
3887
        gsi_insert_before_without_update,
3888
        gsi_insert_seq_after_without_update,
3889
        gsi_insert_after_without_update): Declare new functions.
3890
        * gimple.c (gimple_build_return): Rely on gimple_return_set_retval
3891
        to perform argument validation.
3892
        * passes.c (init_optimization_passes): Enable pass_fold_builtins.
3893
 
3894
2008-03-13  Oleg Ryjkov  
3895
 
3896
        * tree-cfg.c (gimplify_val): Removed.
3897
        (gimplify_build1, gimplify_build2, gimplify_build3): Use
3898
        force_gimple_operand_gsi instead of gimplify_val.
3899
        * tree-complex.c (extract_component): Use force_gimple_operand_gsi
3900
        instead of gimplify_val.
3901
        * tree-vect-generic.c (expand_vector_parallel): Ditto.
3902
 
3903
2008-03-13  Diego Novillo  
3904
            Oleg Ryjkov  
3905
 
3906
        * tree-ssa-operands.c (get_expr_operands): Handle FILTER_EXPR and
3907
        EXC_PTR_EXPR.
3908
 
3909
2008-03-12  Diego Novillo  
3910
            Oleg Ryjkov  
3911
 
3912
        * cfgexpand.c (gimple_to_tree): Record the correct type when
3913
        converting GIMPLE_CALL.
3914
 
3915
2008-03-12  Zdenek Dvorak  
3916
 
3917
        * tree-ssa-loop-im.c (stmt_cost, rewrite_bittest,
3918
        determine_invariantness_stmt, gather_mem_refs_stmt):
3919
        Use gimple_assign_rhs_code.
3920
        * cfgexpand.c (gimple_to_tree): Ditto.
3921
        * tree-inline.c (estimate_num_insns): Ditto.
3922
        * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3923
        * tree-ssa-ccp.c (likely_value, ccp_fold, evaluate_stmt,
3924
        * gimple.c (gimple_fold, gimple_assign_set_rhs_with_ops): Ditto.
3925
        * tree-ssa-structalias.c (handle_ptr_arith): Ditto.
3926
        fold_gimple_assign): Ditto.
3927
        * value-prof.c (gimple_divmod_fixed_value_transform): Ditto.
3928
        * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3929
        * tree-ssa-propagate.c (stmt_makes_single_load,
3930
        substitute_and_fold): Ditto.
3931
        * tree-ssa-loop-niter.c (chain_of_csts_start): Exclude memory loads.
3932
        (get_val_for): Assert that the statement is an assignment.
3933
        (derive_constant_upper_bound_assign,
3934
        expand_simple_operations): Use gimple_assign_rhs_code.
3935
        * tree-ssa-loop-manip.c (create_iv, ip_normal_pos,
3936
        standard_iv_increment_position, determine_exit_conditions,
3937
        tree_transform_and_unroll_loop): Tuplify.
3938
        * tree-scalar-evolution.c (interpret_expr): Fail for chrecs.
3939
        (interpret_gimple_assign, follow_ssa_edge_in_rhs): Use
3940
        gimple_assign_rhs_code.
3941
        * tree-gimple.c (gimple_assign_rhs_code): New function.
3942
        * tree-gimple.h (gimple_assign_rhs_code): Declare.
3943
        * tree-ssa-loop-ivopts.c (single_dom_exit): Enable.
3944
        * gimple-dummy.c (compute_data_dependences_for_loop, dump_ddrs,
3945
        free_data_refs, free_dependence_relations,
3946
        gimple_duplicate_loop_to_header_edge, tree_ssa_prefetch_arrays,
3947
        estimated_loop_iterations_int): Removed.
3948
        * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Tuplify.
3949
        * predict.c, tree-data-ref.c, tree-ssa-loop-prefetch.c: Tuplify.
3950
        * tree-data-ref.h (struct data_reference, struct rdg_vertex): Change
3951
        the type of stmt to gimple.
3952
        (get_references_in_stmt, create_data_ref, rdg_vertex_for_stmt,
3953
        stores_from_loop, remove_similar_memory_refs,
3954
        have_similar_memory_accesses): Declaration changed.
3955
        * gimple-iterator.c (gsi_insert_seq_on_edge_immediate): New.
3956
        * gimple-pretty-print.c (dump_gimple_assign): Dump nontemporal
3957
        move.  Use gimple_assign_rhs_code.
3958
        (dump_unary_rhs, dump_binary_rhs): Use gimple_assign_rhs_code.
3959
        * gimplify.c (gimplify_modify_expr): Set lhs of the assignment to
3960
        the new SSA name.
3961
        * tree-ssa-coalesce.c (build_ssa_conflict_graph,
3962
        create_outofssa_var_map): Use gimple_assign_copy_p.
3963
        * tree-predcom.c (mark_virtual_ops_for_renaming): Enable.
3964
        * tree-inline.c (estimate_num_insns): Use gimple_assign_rhs_code.
3965
        * tree-flow.h (mark_virtual_ops_for_renaming): Declaration changed.
3966
        * gimple.h (struct gimple_statement_base): Change unused_4 flag
3967
        to nontemporal_move flag.
3968
        (gimple_assign_nontemporal_move_p, gimple_assign_set_nontemporal_move):
3969
        New functions.
3970
        (gsi_insert_seq_on_edge_immediate): Declare.
3971
        (gimple_assign_rhs2): Return NULL if the statement does not have two
3972
        operands.
3973
        (gimple_assign_subcode): Removed.
3974
        * tree-cfg.c (verify_types_in_gimple_assign): Use
3975
        gimple_assign_rhs_code.
3976
        (gimple_lv_adjust_loop_header_phi, gimple_lv_add_condition_to_bb):
3977
        Tuplify.
3978
        (gimple_cfg_hooks): Enable lv_add_condition_to_bb and
3979
        lv_adjust_loop_header_phi hooks.
3980
        * passes.c (init_optimization_passes): Enable pass_profile,
3981
        pass_check_data_deps and pass_loop_prefetch.
3982
 
3983
2008-03-11  Diego Novillo 
3984
 
3985
        * tree-ssa-operands.h: Added declaration of add_to_addressable_set.
3986
        * tree-ssa-operands.h (add_to_addressable_set): New function.
3987
        (gimple_add_to_addresses_taken): Moved most of the logic to
3988
        add_addressable_set.
3989
        * tree-ssa-structalias.c (update_alias_info): Record the variables
3990
        whose address is taken inside a phi node.
3991
 
3992
2008-03-11  Aldy Hernandez  
3993
 
3994
        * tree-phinodes.c (allocate_phi_node): Update for tuples.
3995
        * gimplify.c (gimplify_function_tree): Dump memory stats.
3996
        * gimple.c:  Declare gimple_alloc_counts, gimple_alloc_sizes,
3997
        and gimple_alloc_kind_names.
3998
        (gimple_alloc): Gather statistics for tuples.
3999
        (gimple_build_asm_1): Same.
4000
        (gimple_seq_alloc): Same.
4001
        (dump_gimple_statistics): New.
4002
        * gimple.h: Define gimple_alloc_kind.
4003
        (gimple_alloc_kind): New.
4004
        (dump_gimple_statistics): Protoize.
4005
        * tree-ssa-copy.c (replace_exp_1): Mark for_propagation as unused
4006
        (merged from mainline).
4007
 
4008
2008-03-11  Diego Novillo  
4009
 
4010
        Merge with mainline @133081.
4011
 
4012
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
4013
        * configure: Regenerate.
4014
 
4015
2008-03-06  Diego Novillo  
4016
 
4017
        Merge with mainline @132948
4018
 
4019
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
4020
        * configure: Regenerate.
4021
 
4022
2008-03-06  Diego Novillo  
4023
 
4024
        * config/rs6000/rs6000.c (rs6000_alloc_sdmode_stack_slot):
4025
        Call walk_gimple_op.
4026
        * tree-complex.c (expand_complex_div_wide): Call
4027
        split_block with STMT.
4028
 
4029
2008-03-06  Diego Novillo  
4030
 
4031
        * gimple.h (struct gimple_statement_base): Rename field
4032
        'locus' to 'location'.  Update all users.
4033
        (gimple_location): Rename from gimple_locus.  Update all
4034
        users.
4035
        (gimple_set_location): Rename from gimple_set_locus.
4036
        Update all users.
4037
        (gimple_has_location): Rename from gimple_location_empty_p.
4038
        Change sign of return value.  Update all users.
4039
        * gimplify.c (tree_annotate_all_with_location): Rename
4040
        from tree_annotate_all_with_locus.
4041
        (annotate_all_with_location): Rename from
4042
        annotate_all_with_locus.
4043
 
4044
2008-03-05  Diego Novillo  
4045
 
4046
        * gimple.c (gimple_set_lhs): Remove return keywords.
4047
 
4048
2008-03-05  David Daney  
4049
 
4050
        * builtins.c (expand_builtin___clear_cache): Disable call to
4051
        validate_arglist.
4052
        * config/mips/mips.c (mips_gimplify_va_arg_expr): Tuplify.
4053
 
4054
2008-03-05  Bill Maddox  
4055
 
4056
        * tree-ssa-ccp.c (dump_lattice_value, debug_lattice_value):
4057
        Re-enable functions #if'd out.
4058
        (test_default_value, likely_value, surely_varying_stmt_p,
4059
        ccp_initialize, ccp_visit_phi_node, ccp_fold, evaluate_stmt,
4060
        visit_assignment, visit_cond_stmt, ccp_visit_stmt):
4061
        Convert to tuples.
4062
        (fold_gimple_call):  Don't trip over call that simplifies to
4063
        another call, not a constant.
4064
        * tree-ssa-propagate.c (ssa_prop_init): Initialize in-worklist
4065
        flag for phi nodes as well as statements.
4066
        (valid_gimple_expression_p): Add fixme comment to remove this.
4067
        function.  It currently has static uses, but asserts when called.
4068
        (stmt_makes_single_load, stmt_makes_single_store):
4069
        Convert to tuples
4070
        (replace_phi_args_in): Convert to tuples.  Fix typo in comment.
4071
        * gimple.c (gimple_copy_no_def_use, gimple_get_lhs,
4072
        gimple_set_lhs): New function.
4073
        * gimple.h (gimple_copy_no_def_use, gimple_get_lhs,
4074
        gimple_set_lhs): Declare new function.
4075
        * tree-cfg.c (replace_uses_by): Add comment regarding empty
4076
        operands.
4077
        * passes.c (init_optimization_passes): Enable pass_ccp and
4078
        pass_store_ccp.
4079
 
4080
2008-03-05  David Daney  
4081
 
4082
        * tree-phinodes.c (allocate_phi_node): Fix syntax errors from
4083
        previous commit.
4084
 
4085
2008-03-05  Rafael Espíndola  
4086
 
4087
        * tree-phinodes.c (allocate_phi_node): free free_phinodes[bucket]
4088
        if empty.
4089
 
4090
2008-03-05  Diego Novillo  
4091
 
4092
        http://gcc.gnu.org/ml/gcc/2008-03/msg00256.html
4093
 
4094
        * fold-const.c (tree_binary_nonnegative_warnv_p): Fix
4095
        invalid C90 declaration.
4096
        (tree_single_nonnegative_warnv_p): Likewise.
4097
        * gimplify.c (gimplify_bind_expr): Likewise.
4098
        (gimplify_return_expr): Likewise.
4099
 
4100
2008-03-04  Zdenek Dvorak  
4101
 
4102
        * tree-ssa-loop-niter.c, tree-scalar-evolution.c: Tuplified.
4103
        * tree-ssa-loop-manip.c (split_loop_exit_edge): Ditto.
4104
        * tree-chrec.c (chrec_fold_plus, chrec_apply, chrec_convert_1,
4105
        convert_affine_scev, chrec_convert_rhs, chrec_convert,
4106
        chrec_convert_aggressive): Pass statements as gimple.
4107
        * tree-scalar-evolution.h (get_loop_exit_condition, simple_iv):
4108
        Type changed.
4109
        * tree-chrec.h (chrec_convert, chrec_convert_rhs): Ditto.
4110
        * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p,
4111
        idx_contains_abnormal_ssa_name_p, contains_abnormal_ssa_name_p,
4112
        expr_invariant_in_loop_p, tree_int_cst_sign_bit): Enabled.
4113
        * gimple-dummy.c (chrec_dont_know, chrec_known, chrec_not_analyzed_yet,
4114
        analyze_scalar_evolution, chrec_contains_symbols_defined_in_loop,
4115
        estimate_numbers_of_iterations, expr_invariant_in_loop_p,
4116
        free_numbers_of_iterations_estimates,
4117
        free_numbers_of_iterations_estimates_loop, get_loop_exit_condition,
4118
        instantiate_parameters, nowrap_type_p. scev_const_prop. scev_finalize,
4119
        scev_initialize, scev_probably_wraps_p, scev_reset,
4120
        tree_int_cst_sign_bit, number_of_iterations_exit, loop_niter_by_eval,
4121
        substitute_in_loop_info): Removed.
4122
        * tree-ssa-loop.c (tree_loop_optimizer_init): Merged into...
4123
        (tree_ssa_loop_init): ... here.  Enable scev_initialize call.
4124
        (tree_ssa_loop_done): Enable scev finalization.
4125
        * gimple-iterator.c (gsi_insert_seq_nodes_before): Allow inserting
4126
        at the end of basic block.
4127
        (gsi_for_stmt): Handle phi nodes.
4128
        * cfgloop.h (struct nb_iter_bound): Change type of stmt field to gimple.
4129
        * tree-flow.h (scev_probably_wraps_p, convert_affine_scev,
4130
        stmt_dominates_stmt_p): Types changed.
4131
        * Makefile.in (gt-tree-scalar-evolution.h): Enable.
4132
        * gimple.c (extract_ops_from_tree): Export.
4133
        (gimple_copy): Do not share bitmaps.
4134
        * gimple.h (extract_ops_from_tree): Declare.
4135
        (gimple_call_set_lhs): Allow lhs to be NULL.
4136
        * tree-cfg.c (add_phi_args_after_copy_edge,
4137
        add_phi_args_after_copy_bb): Tuplify.
4138
        * passes.c (init_optimization_passes): Enable pass_ch, pass_scev_cprop.
4139
 
4140
2008-03-04  Oleg Ryjkov  
4141
 
4142
        * tree-ssa-dse.c (execute_simple_dse): Commented out.
4143
        * passes.c (init_optimization_passes): Disabling pass_simple_dse.
4144
 
4145
2008-03-04  Bill Maddox  
4146
 
4147
        * tree-cfg.c (remove_useless_stmts_1):
4148
        Correctly distinguish try-catch and try-finally.
4149
 
4150
2008-03-04  Oleg Ryjkov  
4151
 
4152
        * tree-ssa-dse.c (execute_simple_dse): Tuplified.
4153
        * gimplify.c (gimplify_return_expr): Copy the NO_WARNING flag
4154
        to the newly created expr from the tree.
4155
        * tree-cfg.c (gimplify_build1): Tuplified.
4156
        * passes.c (init_optimization_passes): Enabled
4157
        pass_warn_function_return, pass_update_address_taken,
4158
        pass_simple_dse and pass_build_alias passes.
4159
 
4160
2008-03-04  Rafael Espíndola  
4161
 
4162
        * fold-const.c (tree_simple_nonnegative_warnv_p): New.
4163
        (tree_unary_nonnegative_warnv_p): New.
4164
        (tree_binary_nonnegative_warnv_p): New.
4165
        (tree_single_nonnegative_warnv_p): New.
4166
        (tree_invalid_nonnegative_warnv_p): New.
4167
        (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
4168
 
4169
2008-03-04  Aldy Hernandez  
4170
 
4171
        * gimple.c (walk_gimple_seq): Do not set wi->gsi.
4172
        (walk_gimple_stmt): Set wi->gsi.
4173
        * tree-cfg.c (verify_stmt): Use walk_gimple_op instead of
4174
        walk_gimple_stmt.
4175
        (verify_stmts): Same.
4176
 
4177
2008-03-04  Diego Novillo  
4178
 
4179
        http://gcc.gnu.org/ml/gcc-patches/2008-03/msg00219.html
4180
 
4181
        * expr.c (expand_expr_real): Call lookup_expr_eh_region.
4182
        * tree-eh.c (lookup_stmt_eh_region_fn):
4183
        (lookup_stmt_eh_region): Fix comment.
4184
        (lookup_expr_eh_region): Handle missing cfun and missing
4185
        EH table.
4186
        (record_in_finally_tree): Fix comment.
4187
        (collect_finally_tree_1): Remove handler for
4188
        GIMPLE_SWITCH.
4189
        (maybe_record_in_goto_queue): Remove local variable
4190
        NEW_IS_LABEL.
4191
        Record GIMPLE_GOTOs instead of their label.
4192
        (verify_norecord_switch_expr): Retrieve the CASE_LABEL
4193
        from the case label expression.
4194
        (do_return_redirection): Change sign of assertion.
4195
        (lower_try_finally_onedest): Assert that
4196
        TF->GOTO_QUEUE[0] contains a GIMPLE statement.
4197
        (lower_try_finally_copy): Assert that Q contains a GIMPLE
4198
        statement.
4199
        (lower_try_finally_switch): Build a new GIMPLE label for
4200
        CONT_STMT.
4201
        (mark_eh_edge): Tuplify.
4202
        (verify_eh_edges): Tuplify.
4203
        (tree_can_throw_external): Remove unused function.
4204
        (optimize_double_finally): Remove #if 0.
4205
        * gimple-pretty-print.c (GIMPLE_NIY): Tidy.
4206
        (dump_gimple_resx): Fix format string for
4207
        dump_gimple_fmt.
4208
        * gimplify.c (gimplify_cleanup_point_expr): Initialize
4209
        BODY_SEQUENCE.
4210
        * calls.c (emit_call_1): Remove ATTRIBUTE_UNUSED markers.
4211
        * cfgexpand.c (gimple_to_tree) : Assign new
4212
        expression to T.
4213
        : Handle.
4214
        Always assign the value from lookup_stmt_eh_region to
4215
        ANN->RN.
4216
        * tree-cfg.c (start_recording_case_labels):
4217
        (recording_case_labels_p): Re-enable.
4218
        (get_cases_for_edge): Likewise.
4219
        (gimple_verify_flow_info): Re-enable call to
4220
        verify_eh_edges.
4221
        (gimple_redirect_edge_and_branch): Re-enable handling of
4222
        GIMPLE_SWITCH.
4223
        (gimple_block_ends_with_call_p): Tuplify.
4224
        (struct gimple_cfg_hooks): Enable block_ends_with_call_p
4225
        callback.
4226
 
4227
2008-03-04  Rafael Espíndola  
4228
 
4229
        * fold-const.c (tree_unary_nonzero_warnv_p): New.
4230
        (tree_binary_nonzero_warnv_p): New.
4231
        (tree_single_nonzero_warnv_p): New.
4232
        (tree_expr_nonzero_warnv_p): Redefine using the new functions.
4233
 
4234
2008-03-04  Aldy Hernandez  
4235
 
4236
        * gimple.c (walk_gimple_op): Update comment.
4237
        (walk_gimple_stmt): Same.
4238
 
4239
2008-03-03  Aldy Hernandez  
4240
 
4241
        * cgraphbuild.c (build_cgraph_edges): Use walk_gimple_op instead of
4242
        walk_gimple_stmt.
4243
        * tree-ssa-alias-warnings.c (find_references_in_function): Same.
4244
        * tree-ssa-ccp.c (fold_stmt): Change walk_gimple_stmt call to
4245
        walk_gimple_op.
4246
        * tree-nrv.c (tree_nrv): Same.
4247
        * tree-ssa-alias.c (count_uses_and_derefs): Same.
4248
        * cfgexpand.c (discover_nonconstant_array_refs_r): Same.
4249
        * tree-nested.c (convert_nonlocal_reference_stmt): Make first
4250
        argument a GSI.
4251
        (convert_local_reference_op): Same.
4252
        (convert_nl_goto_reference): Same.
4253
        (convert_tramp_reference_stmt): Same.
4254
        (convert_gimple_call): Same.
4255
        * tree-inline.c (inline_forbidden_p_stmt): Same.
4256
        * tree-ssa.c (execute_early_warn_uninitialized): Change
4257
        walk_gimple_stmt call to walk_gimple_op.
4258
        * gimple.c (walk_gimple_seq): Pass GSI to walk_gimple_stmt.
4259
        (walk_gimple_stmt): Move operand walking code to...
4260
        (walk_gimple_op): ...here.
4261
        (walk_gimple_stmt): First argument is now a GSI.
4262
        * gimple.h: Change walk_stmt_fn argument to a GSI.
4263
        (walk_gimple_stmt): Make first argument is a GSI.
4264
        (walk_gimple_op): New prototype.
4265
        * tree-cfg.c (verify_stmt): Change argument to a GSI.  Adjust
4266
        accordingly.
4267
 
4268
2008-02-29  Zdenek Dvorak  
4269
 
4270
        * tree-ssa-alias.c (is_escape_site): Detect pure/const functions
4271
        correctly.
4272
 
4273
2008-02-28  Zdenek Dvorak  
4274
 
4275
        * tree-ssa-loop-im.c: Tuplify.
4276
        * tree-ssa-loop-manip.c (add_exit_phis_edge, find_uses_to_rename_stmt,
4277
        find_uses_to_rename_bb, check_loop_closed_ssa_use,
4278
        check_loop_closed_ssa_stmt, verify_loop_closed_ssa): Ditto.
4279
        * gimple-dummy.c (rewrite_into_loop_closed_ssa, tree_ssa_lim,
4280
        verify_loop_closed_ssa, replace_exp): Removed.
4281
        * tree-ssa-loop.c (tree_ssa_loop_init, tree_ssa_loop_done): Comment
4282
        out scev initialization and finalization.
4283
        * gimple-iterator.c (gsi_remove): Rename remove_eh_info to
4284
        remove_permanently.  Do not free operands if remove_permanently
4285
        is false.
4286
        (gimple_find_edge_insert_loc): Use gsi_last_bb.
4287
        * tree-eh.c (operation_could_trap_p): Factored out of ...
4288
        (tree_could_trap_p): ... here.
4289
        * tree-ssa-copy.c (replace_exp): Enable.
4290
        * tree-flow.h (movement_possibility): Declaration changed.
4291
        (operation_could_trap_p): Declare.
4292
        * Makefile.in (tree-ssa-loop-im.o): Add pointer-set.h dependency.
4293
        (gimple.o): Add FLAGS_H dependency.
4294
        * gimple.c: Include flags.h.
4295
        (gimple_could_trap_p): New function.
4296
        * gimple.h (gimple_could_trap_p): Declare.
4297
        * tree-cfg.c (replace_uses_by): Check that op is not null.
4298
        * passes.c (init_optimization_passes): Enable pass_lim.
4299
 
4300
2008-02-28  Rafael Espíndola  
4301
 
4302
        * tree-outof-ssa.c (insert_backedge_copies): Don't build
4303
        uninitialized assignment.
4304
 
4305
2008-02-28  Rafael Espíndola  
4306
 
4307
        * tree-dfa.c (dump_dfa_stats): cast dfa_stats.max_num_phi_args to long.
4308
 
4309
2008-02-26  Diego Novillo  
4310
 
4311
        * tree-ssa-copyrename.c (rename_ssa_copies): Do not mix
4312
        declarations with code.
4313
        * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
4314
        * tree-dfa.c (dump_dfa_stats): Use %ld for
4315
        dfa_stats.max_num_phi_args.
4316
 
4317
2008-02-26  Bill Maddox  
4318
 
4319
        * tree-ssa-ccp.c (maybe_fold_stmt_addition):
4320
        Reinstated this function for tuples as-is.
4321
        (valid_gimple_rhs_p): New function.  Mostly lifted from
4322
        valid_gimple_epxression_p, which is likely obsolete.
4323
        (fold_stmt_r): Reinstated commented-out cases for
4324
        tuples. Replaced call to obsolete function set_rhs.
4325
        (get_maxval_strlen): Convert to tuples.
4326
        (ccp_fold_builtin): Partial conversion to tuples.
4327
        (fold_gimple_assign): New function.
4328
        (fold_gimple_cond): New function.
4329
        (fold_gimple_call): New function.
4330
        (fold_stmt): Convert to tuples.
4331
        (fold_stmt_inplace): Convert to tuples.
4332
        * tree-ssa-propagate.c (substitute_and_fold):
4333
        Update call to fold_stmt for revised argument signature.
4334
        * gimple-dummy.c (fold_stmt): Removed dummy definition.
4335
        * gimplify.c (gimplify_call_expr): Removed obsolete
4336
        manipulation of TREE_NOTHROW flag.
4337
        * cfgexpand.c (gimple_to_tree): Set nothrow flag
4338
        of call expression based on call statement flags.
4339
        Handle GIMPLE_NOP statement.
4340
        * tree-flow.h (notice_special_calls, fold_stmt):
4341
        Update prototypes for tuples.
4342
        * gimple.c (gimple_cond_set_condition_from_tree):
4343
        New function.
4344
        (gimple_seq_has_side_effects): New function.
4345
        * gimple.h (gimple_cond_set_condition_from_tree,
4346
        gimple_seq_has_side_effects): New prototypes.
4347
        (gimple_call_nothrow_p): New function.
4348
        (gsi_stmt_ptr): Add comment regarding usage of this
4349
        function vs. gsi_replace.
4350
        * tree-cfg.c (struct rus_data): Convert to tuples.
4351
        (remove_useless_stmts_1, remove_useless_stmts_warn_notreached,
4352
        remove_useless_stmts_cond, remove_useless_stmts_tf,
4353
        remove_useless_stmts_tc, remove_useless_stmts_goto,
4354
        remove_useless_stmts_label, notice_special_calls,
4355
        remove_useless_stmts): Convert to tuples.
4356
        (update_call_expr_flags): Removed.
4357
        * passes.c (init_optimization_passes): Enable
4358
        pass_remove_useless_stmts.
4359
 
4360
2008-02-25  Bill Maddox  
4361
 
4362
        * tree-into-ssa.c (rewrite_initialize_block):
4363
        Avoid declaration following statement in block.
4364
        * tree-nrv.c (tree_nrv):
4365
        Avoid declaration following statement in block.
4366
        * tree-eh.c (collect_finally_tree): Fix typo in comment.
4367
        Avoid cast to union type.
4368
        (replace_goto_queue_cond_clause, replace_goto_queue_1,
4369
        maybe_record_in_goto_queue, verify_norecord_switch_expr,
4370
        lower_try_finally_fallthru_label): Avoid cast to union type.
4371
        * fortran/Make-lang.in: Add -Wno-missing-format-attribute
4372
        to fortran-warn options to avoid conflict with -Wno-format.
4373
        * gimplify.c (gimplify_switch_expr):  Change assignment
4374
        to initialiation.
4375
        (gimplify_case_label_expr): Avoid declaration following
4376
        statement in block.
4377
        * tree-ssa-coalesce.c (create_outofssa_var_map): Avoid
4378
        declaration following statement in block.
4379
        * tree-ssa.c (ssa_redirect_edge, flush_pending_stmts):
4380
        Avoid declaration following statements in block.
4381
        * Makefile.in: Add -Wno-missing-format-attribute
4382
        to builtins.o-warn and expr.o-warn options to avoid conflict
4383
        with -Wno-format.  Removed fortran/*-warn options, -Wno-format
4384
        and -Wno-uninitialized, which belong in fortran/Make-lang.in,
4385
        and are applied to all fortran files there.
4386
 
4387
2008-02-25  Oleg Ryjkov  
4388
 
4389
        http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01236.html
4390
 
4391
        * tree-ssa-copyrename.c: Include gimple.h
4392
        Tuplify.
4393
        * tree-ssa.c (warn_uninit): Pass &LOCUS to warning().
4394
        * passes.c (init_optimization_passes): Enable
4395
        pass_early_warn_uninitialized, pass_rebuild_cgraph_edges
4396
        and pass_early_inline.
4397
 
4398
2008-02-25  Diego Novillo  
4399
 
4400
        * Makefile.in (tree-ssa-copyrename.o): Add dependency on
4401
        gimple.h.
4402
 
4403
2008-02-25  Diego Novillo  
4404
 
4405
        * tree-cfgcleanup.c (tree_forwarder_block_p): Revert
4406
        previous change.
4407
 
4408
2008-02-25  Diego Novillo  
4409
 
4410
        http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01217.html
4411
 
4412
        * tree-ssa-alias-warnings.c: Tuplify.
4413
        * cgraphunit.c (cgraph_process_new_functions): Remove
4414
        calls to gimple_unreachable.
4415
        (cgraph_expand_function): Likewise.
4416
        * omp-low.c (execute_expand_omp): Return 0 after call to
4417
        gimple_unreachable.
4418
        * tree-scalar-evolution.c (scev_const_prop): Likewise.
4419
        (execute_lower_omp): Likewise.
4420
        * tree-ssa-dse.c (execute_simple_dse): Likewise.
4421
        * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4422
        (eliminate_degenerate_phis): Likewise.
4423
        * tree-ssa-propagate.c (get_rhs): Likewise.
4424
        (valid_gimple_expression_p): Likewise.
4425
        (set_rhs): Likewise.
4426
        (fold_predicate_in): Likewise.
4427
        * tree-nrv.c (execute_return_slot_opt): Likewise.
4428
        * predict.c (tree_estimate_probability): Likewise.
4429
        * tree-parloops.c (parallelize_loops): Likewise.
4430
        * tree-if-conv.c (main_tree_if_conversion): Likewise.
4431
        * tree-ssa-phiopt.c (tree_ssa_phiopt): Likewise.
4432
        (tree_ssa_cs_elim): Likewise.
4433
        * tree-sra.c (tree_sra): Likewise.
4434
        (tree_sra_early): Likewise.
4435
        * tree-predcom.c (tree_predictive_commoning): Likewise.
4436
        * tree-ssa-copy.c (execute_copy_prop): Likewise.
4437
        * lambda-code.c (gcc_loop_to_lambda_loop): Likewise.
4438
        (perfect_nest_p): Likewise.
4439
        (can_convert_to_perfect_nest): Likewise.
4440
        (perfect_nestify): Likewise.
4441
        * tree-optimize.c (execute_fixup_cfg): Likewise.
4442
        * tree-object-size.c (compute_object_sizes): Likewise.
4443
        * tree-cfg.c (remove_useless_stmts): Likewise.
4444
        (gimple_duplicate_sese_tail): Likewise.
4445
        (move_sese_region_to_fn): Likewise.
4446
        (gimple_purge_dead_abnormal_call_edges): Likewise.
4447
        (execute_warn_function_return): Likewise.
4448
        * value-prof.c (gimple_histogram_value): Remove calls to
4449
        gimple_unreachable.
4450
        (gimple_stringop_fixed_value): Likewise.
4451
        * tree-flow-inline.h (op_iter_next_use): Likewise.
4452
        * tree-dfa.c (dump_variable): Likewise.
4453
        * tree-ssa-copy.c (may_propagate_copy): Likewise.
4454
        (may_propagate_copy_into_asm): Likewise.
4455
        (merge_alias_info): Likewise.
4456
        (replace_exp_1): Likewise.
4457
        * tree-ssa.c (delete_tree_ssa): Likewise.
4458
        * tree-cfg.c (make_edges): Likewise.
4459
        (remove_useless_stmts): Likewise.
4460
        (gimple_duplicate_sese_tail): Likewise.
4461
        (move_sese_region_to_fn): Likewise.
4462
        (gimple_purge_dead_abnormal_call_edges): Likewise.
4463
        (execute_warn_function_return): Likewise.
4464
        * passes.c (finish_optimization_passes): Likewise.
4465
        (init_optimization_passes): Likewise.
4466
        * tree-ssa-operands.c (add_call_clobber_ops): Likewise.
4467
        * tree-eh.c (lookup_expr_eh_region): New.
4468
        (tree_can_throw_external): Return false after call to
4469
        gimple_unreachable.
4470
        (maybe_clean_or_replace_eh_stmt): Re-enable.
4471
        Call stmt_could_throw_p.
4472
        * expr.c (expand_expr_real): Call lookup_expr_eh_region.
4473
        * profile.c: Tuplify.
4474
        * calls.c: Include tree-flow.h.
4475
        (emit_call_1): Call lookup_expr_eh_region.
4476
        (expand_call): Likewise.
4477
        * cfgexpand.c (gimple_to_tree): Call SET_EXPR_LOCATION on
4478
        generated expression tree T.
4479
        Set EH region number on T's annotation.
4480
        * common.opt (fgimple-conversion=): Add RejectNegative
4481
        and Joined attributes.
4482
        * tree-inline.c (unsave_r): Abort if *TP is a
4483
        STATEMENT_LIST.
4484
        (unsave_expr_now): Re-enable.
4485
        * tree-flow.h (struct tree_ann_common_d): Add field RN.
4486
        * Makefile.in (builtins.o-warn): Add -Wno-format.
4487
        (expr.o-warn): Likewise.
4488
        (fortran/check.o-warn): Likewise.
4489
        (fortran/interface.o-warn): Likewise.
4490
        (fortran/resolve.o-warn): Likewise.
4491
        (fortran/simplify.o-warn): Likewise.
4492
        (fortran/target-memory.o-warn): Likewise.
4493
        (calls.o): Add dependency on tree-flow.h
4494
        * gimple.c (gimple_build_asm_1): Call ggc_alloc_string to
4495
        copy STRING.
4496
        * gimple.h (gimple_filename): New.
4497
        (gimple_lineno): New.
4498
        * passes.c (init_optimization_passes): Disable
4499
        pass_remove_useless_stmts pass_mudflap_1,
4500
        pass_warn_function_return and pass_lower_omp.
4501
        * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Tuplify.
4502
        (rs6000_alloc_sdmode_stack_slot): Likewise.
4503
        * tree-cfgcleanup.c (tree_forwarder_block_p): Fix test
4504
        for PHI_WANTED.
4505
 
4506
2008-02-25  Rafael Espíndola  
4507
 
4508
        * tree-cfgcleanup.c (tree_forwarder_block_p): fix thinko.
4509
 
4510
2008-02-24  Rafael Espíndola  
4511
 
4512
        * gimple-iterator.c (gsi_split_seq_before): Don't abort if at the
4513
        beginning.
4514
 
4515
2008-02-23  Diego Novillo  
4516
 
4517
        http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01025.html
4518
 
4519
        * gimplify.c (gimplify_one_sizepos): Call gimplify_expr with
4520
        STMT_P.
4521
 
4522
2008-02-22  Zdenek Dvorak  
4523
 
4524
        * gimple.c (gimple_assign_copy_p): Do not consider unary operations
4525
        to be copies.
4526
 
4527
2008-02-22  Diego Novillo  
4528
 
4529
        * Makefile.in (fortran/parse.o-warn,
4530
        fortran/simplify.o-warn): New.
4531
 
4532
2008-02-22  Diego Novillo  
4533
 
4534
        http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00961.html
4535
 
4536
        Revert
4537
 
4538
        2008-02-20  Zdenek Dvorak  
4539
 
4540
                * tree-tailcall.c: Tuplify.
4541
                * gimplify.c (force_gimple_operand): Remove ATTRIBUTE_UNUSED.
4542
                * gimple.c (gimple_assign_copy_p): Do not
4543
                consider unary operations to be copies.
4544
                (copy_or_nop_cast_stmt_rhs): New.
4545
                * gimple.h (copy_or_nop_cast_stmt_rhs): Declare.
4546
 
4547
2008-02-21  Rafael Espíndola  
4548
 
4549
        * gimple.h (gimple_cond_true_p): Define.
4550
        (gimple_cond_false_p): Define.
4551
        (gimple_cond_single_var_p): Define.
4552
 
4553
2008-02-21  Rafael Espíndola  
4554
 
4555
        * tree-tailcall.c (adjust_accumulator_values): Check that a phi was
4556
        found.
4557
 
4558
2008-02-21  Rafael Espíndola  
4559
 
4560
        * tree-tailcall.c (adjust_accumulator_values): Initialize phi.
4561
 
4562
2008-02-20  Zdenek Dvorak  
4563
 
4564
        * tree-tailcall.c: Tuplify.
4565
        * gimplify.c (force_gimple_operand): Remove ATTRIBUTE_UNUSED.
4566
        * gimple.c (gimple_assign_copy_p): Do not consider unary operations
4567
        to be copies.
4568
        (copy_or_nop_cast_stmt_rhs): New.
4569
        * gimple.h (copy_or_nop_cast_stmt_rhs): Declare.
4570
 
4571
2008-02-20  Oleg Ryjkov  
4572
 
4573
        * gimplify.c (gimplify_expr): Save locus into the right
4574
        sequence.
4575
 
4576
2008-02-20  Rafael Espíndola  
4577
 
4578
        * passes.c (init_optimization_passes): Enable pass_mark_used_blocks
4579
        and pass_cleanup_cfg_post_optimizing.
4580
        * tree-optimize.c (execute_cleanup_cfg_post_optimizing): call cleanup_tree_cfg.
4581
 
4582
2008-02-20  Rafael Espíndola  
4583
 
4584
        * passes.c (init_optimization_passes):  Enable pass_nrv.
4585
        * tree-nrv.c (finalize_nrv_r): data is now a walk_stmt_info.
4586
        (tree_nrv): port to gimple.
4587
 
4588
2008-02-19  Oleg Ryjkov  
4589
 
4590
        * gimple-pretty-print.c: Introduce support for TDF_RAW
4591
        flag.
4592
        (dump_gimple_fmt): New function.
4593
        (dump_gimple_assign, dump_gimple_return): Update to print
4594
        RAW gimple.
4595
        (dump_gimple_call_args): New function.
4596
        (dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
4597
        dump_gimple_label, dump_gimple_bind, dump_gimple_try):
4598
        Update to print RAW gimple.
4599
        (dump_gimple_catch, dump_gimple_eh_filter,
4600
        dump_gimple_resx): New functions.
4601
        (dump_gimple_omp_for, dump_gimple_asm, dump_gimple_phi):
4602
        Update to print RAW gimple.
4603
        (dump_gimple_omp_parallel, dump_gimple_omp_atomic_load,
4604
        dump_gimple_omp_atomic_store): New, code moved from
4605
        dump_gimple_stmt, then added support to print RAW gimple.
4606
        (gimple_dump_stmt): Some code refactored into helper
4607
        subroutines.
4608
        * tree-cfg.c(dump_function_to_file): Print RAW gimple when
4609
        TDF_RAW is set.
4610
 
4611
2008-02-19  Diego Novillo  
4612
 
4613
        http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00793.html
4614
 
4615
        * tree-complex.c (expand_complex_div_wide): Call gsi_bb.
4616
        * tree.h (std_gimplify_va_arg_expr): Change gimple_seq
4617
        arguments to gimple_seq *.
4618
        Update all users.
4619
        (gimplify_parameters): Change return type to gimple_seq.
4620
        Update all users.
4621
        * target.h (struct gcc_target):
4622
        Change gimple_seq arguments to gimple_seq *.
4623
        Update all users.
4624
        * tree-phinodes.c (free_phinodes): Convert to VEC.
4625
        Update all users.
4626
        * omp-low.c (lower_rec_input_clauses): Change gimple_seq
4627
        arguments to gimple_seq *.  Update all users.
4628
        (lower_reduction_clauses): Convert sub_list to
4629
        gimple_seq.
4630
        (lower_regimplify): Convert PRE to gimple_seq.
4631
        (lower_regimplify): Call gimple_seq_insert_before instead
4632
        of tsi_link_before.
4633
        * tree-gimple.h (get_initialized_tmp_var,
4634
        get_formal_tmp_var, gimplify_expr, gimplify_type_sizes,
4635
        gimplify_one_sizepos, gimplify_stmt, gimplify_and_add,
4636
        gimplify_va_arg_expr): Change gimple_seq arguments to
4637
        gimple_seq *.  Update all users.
4638
        * gimple-iterator.c: Include value-prof.h.
4639
        (gsi_link_seq_before): Remove.  Update all users.
4640
        (gsi_link_seq_after): Remove.  Update all users.
4641
        (gsi_link_after): Remove.  Update all users.
4642
        (gsi_link_before): Remove.  Update all users.
4643
        (update_bb_for_stmts): New.
4644
        (gsi_insert_seq_nodes_before): New.
4645
        (gsi_insert_seq_nodes_after): New.
4646
        (gsi_insert_seq_before): Re-write.  Call
4647
        gsi_insert_seq_nodes_before.
4648
        (gsi_insert_seq_after): Re-write.  Call
4649
        gsi_insert_seq_nodes_after.
4650
        (gsi_replace): Re-enable EH updating.
4651
        (update_modified_stmt): Move earlier in the file.
4652
        (gsi_insert_after): Re-write.  Call
4653
        gsi_insert_seq_nodes_after.
4654
        (gsi_insert_before): Re-write.  Call
4655
        gsi_insert_seq_nodes_before.
4656
        (gsi_remove): Move from gimple.h.  Re-write.
4657
        * langhooks.h (struct lang_hooks): Change gimple_seq
4658
        arguments for gimplify_expr to gimple_seq *.
4659
        Update all users.
4660
        * coretypes.h (struct gimple_seq_d): Rename from struct
4661
        gimple_sequence.  Update all users.
4662
        (struct gimple_seq_node_d): New.
4663
        (gimple_seq_node): New.
4664
        (const_gimple_seq_node): New.
4665
        * tree-flow.h (force_gimple_operand): Change gimple_seq
4666
        argument to gimple_seq *.  Update all users.
4667
        * c-common.h (c_gimplify_expr): Change gimple_seq
4668
        argument to gimple_seq *.  Update all users.
4669
        * Makefile.in (build):
4670
        * gimple.c (gimple_seq_cache): New.
4671
        (gimple_seq_alloc): Take sequences from gimple_seq_cache,
4672
        if possible.
4673
        (gimple_seq_free): New.
4674
        (gimple_seq_add_stmt): Rename from gimple_seq_add.
4675
        Change gimple_seq argument to gimple_seq *.  Update all users.
4676
        (gimple_seq_add_seq): Rename from gimple_seq_append.
4677
        Update all users.
4678
        (gimple_remove): Remove.  Update all users.
4679
        (gimple_seq_reverse): Remove unused function.
4680
        (gimple_set_bb): Only update block-to-labels map if
4681
        CFUN->CFG exists.
4682
        * gimple.h (struct gimple_seq_node_d): New.
4683
        (struct gimple_seq_d): Change fields 'first' and 'last'
4684
        to type gimple_seq_node.  Update all users.
4685
        Add field 'next_free'.
4686
        (gimple_seq_first): Change return type to
4687
        gimple_seq_node.  Update all users.
4688
        (gimple_seq_first_stmt): New.
4689
        (gimple_seq_last): Change return type to gimple_seq_node.
4690
        Update all users.
4691
        (gimple_seq_last_stmt): New.
4692
        (gimple_seq_set_first): Change second argument to type
4693
        gimple_seq_node.  Update all users.
4694
        (gimple_seq_set_last): Change second argument to type
4695
        gimple_seq_node.  Update all users.
4696
        (gimple_seq_init): Remove.  Update all users.
4697
        (struct gimple_statement_base): Remove field 'next' and
4698
        'prev'.  Update all users.
4699
        (struct gimple_statement_omp): Change fields of type
4700
        struct gimple_sequence to type gimple_seq.  Update all
4701
        users.
4702
        (struct gimple_statement_bind): Likewise.
4703
        (struct gimple_statement_catch): Likewise.
4704
        (struct gimple_statement_eh_filter): Likewise.
4705
        (struct gimple_statement_try): Likewise.
4706
        (struct gimple_statement_wce): Likewise.
4707
        (struct gimple_statement_omp_for): Likewise.
4708
        (gimple_set_prev): Remove.  Update all users.
4709
        (gimple_set_next): Remove.  Update all users.
4710
        (gimple_next): Remove.  Update all users.
4711
        (gimple_prev): Remove.  Update all users.
4712
        (gimple_seq_bb): New.
4713
        (gimple_catch_handler_ptr): New.
4714
        (gimple_stmt_iterator): Remove field 'stmt'.
4715
        Add field 'ptr'.  Update all users.
4716
        (gsi_remove): Move to gimple-iterator.c
4717
        * tree-cfg.c (pass_build_cfg): Re-enable PROP_gimple_leh.
4718
        * Makefile.in (builtins.o-warn, expr.o-warn, dse.o-warn,
4719
        ebitmap.o-warn, lower-subreg.o-warn, tree-chrec.o-warn):
4720
        Change -Wno-error to -Wno-uninitialized.
4721
 
4722
2008-02-19  Rafael Espíndola  
4723
 
4724
        * tree-eh.c (collect_finally_tree): handle GIMPLE_SWITCH.
4725
 
4726
2008-02-19  Aldy Hernandez  
4727
 
4728
        * gimple.h (gimple_cond_invert): Remove prototype.
4729
        (update_stmt_if_modified): Fix typo in comment.
4730
        * gimple.c (walk_gimple_asm): Fix typo in comment.
4731
 
4732
2008-02-13  Bill Maddox  
4733
 
4734
        * tree-inline.c (estimate_operator_cost):
4735
        Removed operators superseded by tuplified statement forms.
4736
        Small cosmetic reordering of a few switch cases.
4737
 
4738
2008-02-13  Oleg Ryjkov  
4739
 
4740
        * tree.h: New function declaration.
4741
        * gimple-dummy.c (tree_inlinable_function_p): Removed.
4742
        * ipa-inline.c (compute_inline_parameters): Removed
4743
        gcc_unreachable ().
4744
        * calls.c (gimple_alloca_call_p): New function.
4745
        * tree-inline.c (inline_forbidden_p_1): Split in two and removed.
4746
        (inline_forbidden_p_op, inline_forbidden_p_stmt): New functions.
4747
        (inline_forbidden_p): Tuplified.
4748
        (estimate_operator_cost): Added missing cases.
4749
        * passes.c (init_optimization_passes): Enabled pass_inline_parameters,
4750
        pass_ipa_function_and_variable_visibility, pass_ipa_early_inline,
4751
        pass_inline_parameters, pass_rebuild_cgraph_edges passes.
4752
 
4753
2008-02-13  Diego Novillo  
4754
 
4755
        http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00459.html
4756
 
4757
        * gimple.def (GIMPLE_TRY): Tidy comment.
4758
        * gimple-pretty-print.c (dump_gimple_stmt): Handle TDF_VOPS and
4759
        TDF_MEMSYMS.
4760
 
4761
2008-02-13  Diego Novillo  
4762
 
4763
        http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00455.html
4764
 
4765
        * tree-complex.c (update_complex_components): Handle
4766
        GIMPLE_CALL and GIMPLE_ASSIGN.
4767
        (expand_complex_libcall): Set SSA_NAME_DEF_STMT on LHS.
4768
        * tree-ssa-operands.c (maybe_add_call_clobbered_vops):
4769
        Rename from get_call_expr_operands.  Update all users.
4770
        Convert to handle GIMPLE_CALL instead of CALL_EXPR.
4771
        (get_modify_stmt_operands): Remove.  Update all users.
4772
        (get_expr_operands): Do not handle CALL_EXPR, COND_EXPR,
4773
        VEC_COND_EXPR, GIMPLE_MODIFY_STMT, BLOCK, EXC_PTR_EXPR
4774
        and FILTER_EXPR.
4775
        (parse_ssa_operands): Call maybe_add_call_clobbered_vops
4776
        after parsing operands if STMT is a GIMPLE_CALL.
4777
 
4778
2008-02-12  Zdenek Dvorak  
4779
            Bill Maddox  
4780
 
4781
        http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00429.html
4782
 
4783
        * tree-inline.h (estimate_num_insns_fn): Declare.
4784
        * cgraphunit.c (cgraph_process_new_functions):
4785
        Use estimate_num_insns_fn.
4786
        * ipa-inline.c (compute_inline_parameters): Ditto.
4787
        * gimple-dummy.c (estimate_move_cost, estimate_num_insns):
4788
        Removed.
4789
        * tree-inline.c (struct eni_data, estimate_num_insns_1):
4790
        Removed.
4791
        (estimate_num_insns): Rewritten.
4792
        (operation_cost, estimate_num_insns_fn): New functions.
4793
        * gimple.c (gimple_copy): Unshare operands.  Update
4794
        operand caches.
4795
        * gimple.h (gimple_set_no_warning): New.
4796
        (gimple_cond_set_true_label, gimple_cond_set_false_label):
4797
        Allow setting the label to NULL.
4798
        * tree-ssa-operands.c (copy_virtual_operands): Handle statements
4799
        without virtual operands.
4800
 
4801
2008-02-12  Zdenek Dvorak  
4802
 
4803
        http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00429.html
4804
 
4805
        * tree-into-ssa.c (update_ssa): Remove ATTRIBUTE_UNUSED.
4806
        * tree-ssa-loop-ch.c: Tuplified.
4807
        * gimple-iterator.c (gsi_commit_one_edge_insert): Ditto.
4808
        * tree-cfg.c (gimple_redirect_edge_and_branch,
4809
        gimple_try_redirect_by_replacing_jump, gimple_merge_blocks,
4810
        gimple_block_label, gimple_redirect_edge_and_branch_force,
4811
        gimple_duplicate_bb): Ditto.
4812
        (make_cond_expr_edges): Remove the labels.
4813
        (cleanup_dead_labels): Handle conditions without labels.
4814
        (gimple_make_forwarder_block): Do not reverse the list
4815
        of phi nodes.
4816
        (gimple_duplicate_sese_region): Enable ssa updates.
4817
        (gimple_cfg_hooks): Enable edge redirection and bb duplication.
4818
        * gimple-pretty-print.c (dump_gimple_cond): Do not dump
4819
        branches if labels are null.
4820
        (dump_implicit_edges): Dump implicit GIMPLE_COND edges.
4821
 
4822
2008-02-12  Diego Novillo  
4823
 
4824
        http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00429.html
4825
 
4826
        * tree-vrp.c (range_includes_zero_p): Partially re-enable.
4827
        (ssa_name_nonnegative_p): Partially re-enable.
4828
        (ssa_name_nonzero_p): Likewise.
4829
        * gimple-dummy.c (ssa_name_nonzero_p): Remove.
4830
        (ssa_name_nonnegative_p): Remove.
4831
        * tree-cfg.c (gimple_split_block): Convert to tuples.
4832
 
4833
2008-02-12  Aldy Hernandez  
4834
 
4835
        Merge with mainline @132177
4836
 
4837
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
4838
        * configure: Regenerate.
4839
 
4840
2008-02-08  Diego Novillo  
4841
 
4842
        http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00273.html
4843
 
4844
        * gimplify.c (gimplify_call_expr): Remove code to set
4845
        TREE_SIDE_EFFECTS.
4846
        * gimple.c (gimple_has_side_effects): New.
4847
        * gimple.h (gimple_has_side_effects): Declare.
4848
        * tree-cfg.c (stmt_can_make_abnormal_goto): Call.
4849
 
4850
2008-02-07  Diego Novillo  
4851
 
4852
        * gimple.h (gimple_call_num_args): Rename from
4853
        gimple_call_nargs.  Update all users.
4854
 
4855
2008-02-07  Aldy Hernandez  
4856
 
4857
        * gimplify.c: Remove various FIXMEs that have been resolved.
4858
 
4859
2008-02-06  Aldy Hernandez  
4860
 
4861
        * gimple.def: Add GIMPLE_OMP_ATOMIC_{LOAD,STORE} entires.
4862
        * gsstruct.def: Add GSS_OMP_ATOMIC_{LOAD,STORE} entries.
4863
        * gimple-pretty-print.c (dump_gimple_stmt): Add case for
4864
        GIMPLE_OMP_ATOMIC_{LOAD,STORE}.
4865
        * gimplify.c (gimplify_omp_atomic): Enable and convert to tuples.
4866
        * tree.def: Add FIXME notes.
4867
        * gimple.c (gss_for_code): Add cases for
4868
        GIMPLE_OMP_ATOMIC_{LOAD,STORE}.
4869
        (gimple_size): Same.
4870
        (gimple_build_omp_atomic_load): New.
4871
        (gimple_build_omp_atomic_store): New.
4872
        * gimple.h (struct gimple_statement_omp_atomic_{load,store}): New.
4873
        (union gimple_statement_d): Add gimple_omp_atomic_{load,store}.
4874
        (gimple_omp_atomic_store_set_val): New.
4875
        (gimple_omp_atomic_store_val): New.
4876
        (gimple_omp_atomic_load_set_lhs): New.
4877
        (gimple_omp_atomic_load_lhs): New.
4878
        (gimple_omp_atomic_load_set_rhs): New.
4879
        (gimple_omp_atomic_load_rhs): New.
4880
        * tree-cfg.c (verify_types_in_gimple_seq_2): Add cases for
4881
        GIMPLE_OMP_ATOMIC_{LOAD,STORE}.
4882
 
4883
2008-02-05  Diego Novillo  
4884
 
4885
        http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00161.html
4886
 
4887
        * gimple-iterator.c (gsi_split_seq_after): Change
4888
        argument type to gimple_stmt_iterator.  Update all users.
4889
        (gsi_for_stmt): Return gimple_stmt_iterator.  Update all users.
4890
        (gimple_find_edge_insert_loc): Change GSI argument to
4891
        gimple_stmt_iterator.  Update all users.
4892
        * gimple.c (gimple_seq_deep_copy): Change argument to gimple_seq.
4893
        Update all users.
4894
        * gimple.h (gsi_alloc): Remove.  Update all users.
4895
        (gsi_start): Return gimple_stmt_iterator.  Update all users.
4896
        (gsi_start_bb): Likewise.
4897
        (gsi_last): Likewise.
4898
        (gsi_last_bb): Likewise.
4899
        (gsi_end_p): Change argument to gimple_stmt_iterator.
4900
        Update all users.
4901
        (gsi_one_before_end_p): Likewise.
4902
        (gsi_stmt): Likewise.
4903
        (gsi_bb): Likewise.
4904
        (gsi_seq): Likewise.
4905
        (gsi_split_seq_after): Likewise.
4906
        (gsi_for_stmt): Likewise.
4907
        (gsi_after_labels): Return gimple_stmt_iterator.  Update all users.
4908
 
4909
2008-02-05  Aldy Hernandez  
4910
 
4911
        * gimple-pretty-print.c (dump_gimple_stmt): Print clauses for
4912
        GIMPLE_OMP_PARALLEL.
4913
        Handle GIMPLE_OMP_FOR.
4914
        (dump_gimple_omp_for): New.
4915
        * tree-pretty-print.c (dump_omp_clauses): Remove static.
4916
        * diagnostic.h (dump_omp_clauses): Add prototype.
4917
        * gimplify.c (gimplify_omp_for): Convert to tuples and enable.
4918
        (gimplify_omp_workshare): Same.
4919
        (gimplify_expr) [OMP_MASTER, OMP_ORDERED, OMP_CRITICAL]: Same.
4920
 
4921
2008-02-04  Oleg Ryjkov 
4922
 
4923
        * tree-gimple.c (get_gimple_rhs_class): Handle
4924
        FILTER_EXPR.
4925
        * tree-eh.c (union treemple): Declare.
4926
        Convert to tuples.
4927
        * except.c:
4928
        * except.h (lang_protect_cleanup_actions): Change return
4929
        type to 'gimple'.  Update all users.
4930
        * tree-inline.c (count_insns_seq): New.
4931
        * tree-inline.h (count_insns_seq): Declare.
4932
        * gimple.c (gimple_seq_deep_copy): New.
4933
        * gimple.h (gimple_seq_deep_copy): Declare.
4934
        (gimple_singleton_p): New.
4935
        * passes.c (init_optimization_passes): Enable
4936
        pass_lower_eh.
4937
 
4938
2008-02-02  Aldy Hernandez  
4939
 
4940
        * tree.h (OMP_CLAUSE_REDUCTION_GIMPLE_INIT): New.
4941
        (OMP_CLAUSE_REDUCTION_GIMPLE_MERGE): New.
4942
        (struct tree_omp_clause): Add gimple_reduction_{init,merge} fields.
4943
        * gimplify.c (gimplify_scan_omp_clauses): Gimplify reduction
4944
        init/merge fields into separate sequences.
4945
        (gimplify_and_add): Use gimplify_expr directly.
4946
        * omp-low.c (lower_rec_input_clauses): Extract reduction info from
4947
        gimple tuples in structure.
4948
        (lower_reduction_clauses): Same.
4949
 
4950
2008-02-01  Diego Novillo  
4951
 
4952
        http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00036.html
4953
 
4954
        * tree-complex.c (expand_complex_comparison): Set the RHS
4955
        of the new comparison to boolean_true_node.
4956
        * gimplify.c (gimplify_call_expr): Fix creation of new
4957
        GIMPLE_CALL.  Create the vector of arguments in the same
4958
        order as the original expression.
4959
 
4960
2008-02-01  Diego Novillo  
4961
 
4962
        http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00032.html
4963
 
4964
        * tree-pas.h (struct tree_opt_pass): Remove field
4965
        WORKS_WITH_TUPLES_P.  Adjust all users.
4966
        * opts.c (decode_options): Force -O0.
4967
        * cfgexpand.c (gimple_to_tree): Handle GIMPLE_RETURN,
4968
        GIMPLE_ASM, GIMPLE_CALL and GIMPLE_SWITCH.
4969
        Show unrecognized tuple when failing.
4970
        (expand_gimple_basic_block): Do not use
4971
        gimple_stmt_iterator to go through the statements in BB.
4972
        Handle GIMPLE_CALL instead of CALL_EXPR.
4973
        (gimple_expand_cfg): Rename from tree_expand_cfg.  Update
4974
        all users.
4975
        Remove PROP_gimple_leh.
4976
        * gimple.c (walk_gimple_seq): Guard against WI == NULL.
4977
        * tree-cfg.c (execute_warn_function_return): Move #if 0
4978
        markers.
4979
        * passes.c (init_optimization_passes): Adjust #if 0
4980
        markers to execute pass_expand.
4981
        Guard more passes under #if 0.
4982
 
4983
2008-02-01  Rafael Espíndola  
4984
 
4985
        * passes.c (init_optimization_passes): Enable pass_del_ssa.
4986
 
4987
        * tree-outof-ssa.c (insert_copy_on_edge): Port to tuples.
4988
        (eliminate_build): Likewise.
4989
        (eliminate_virtual_phis): Likewise.
4990
        (rewrite_trees): Likewise. Remove stmt_ann_t ann.
4991
        (stmt_list): Changed from tree to gimple_seq.
4992
        (identical_copies_p): Port to tuples.
4993
        (identical_stmt_lists_p): Likewise.
4994
        (init_analyze_edges_for_bb): Likewise.
4995
        (fini_analyze_edges_for_bb): Likewise.
4996
        (process_single_block_loop_latch): Likewise.
4997
        (analyze_edges_for_bb): LIkewise.
4998
        (remove_ssa_form): Likewise.
4999
        (insert_backedge_copies):
5000
        (rewrite_out_of_ssa):Likewise.
5001
        (pass_del_ssa): flip works_with_tuples_p. Don't require PROP_alias.
5002
 
5003
        * tree-ssa-coalesce.c (build_ssa_conflict_graph): Port to tuples.
5004
        (abnormal_corrupt): Port to tuples.
5005
        (fail_abnormal_edge_coalesce): Port to tuples.
5006
        (create_outofssa_var_map):Port to tuples.
5007
        (coalesce_partitions): Port to tuples.
5008
 
5009
2008-02-01  Rafael Espíndola  
5010
 
5011
        * tree-ssa-operands.c (free_stmt_operands): Only free
5012
        with_ops.addresses_taken if stmt has ops.
5013
 
5014
2008-01-31  Rafael Espíndola  
5015
 
5016
        * tree-optimize.c (pass_free_cfg_annotations): Flip
5017
        works_with_tuples_p.
5018
        * passes.c (init_optimization_passes): Enable
5019
        pass_free_cfg_annotations.
5020
 
5021
2008-01-30  Diego Novillo  
5022
 
5023
        http://gcc.gnu.org/ml/gcc-patches/2008-01/msg01461.html
5024
 
5025
        * tree-into-ssa.c (compute_global_livein): Initialize
5026
        PHI with call to gsi_stmt.
5027
        (rewrite_update_init_block): Likewise.
5028
        * tree-complex.c (expand_complex_comparison): Initialize
5029
        TYPE.
5030
        (expand_complex_operations_1): Initialize BR and BI.
5031
        * ebitmap.h (ebitmap_iter_init): Initialize OURN.
5032
        * Makefile.in (dse.o-warn, ebitmap.o-warn,
5033
        lower-subreg.o-warn, tree-chrec.o-warn, varasm.o-warn):
5034
        New.
5035
 
5036
2008-01-30  Rafael Espíndola  
5037
 
5038
        * gimplify.c (gimplify_scan_omp_clauses): Comment out
5039
        pop_gimplify_context calls
5040
 
5041
2008-01-30  Rafael Espíndola  
5042
 
5043
        * gimple.h (gsi_after_labels): Add.
5044
 
5045
2008-01-30  Rafael Espíndola  
5046
 
5047
        * Makefile.in (tree-complex.o): Uncomment gt-tree-vect-generic.h.
5048
        (GTFILES): Add tree-vect-generic.c.
5049
        * passes.c (init_optimization_passes): Enable pass_lower_vector.
5050
        * tree-vect-generic.c: uncomment all the file.
5051
        (elem_op_func): Use gimple_stmt_iterator instead of
5052
        block_stmt_iterator.
5053
        (tree_vec_extract): Likewise. Rename bsi to gsi.
5054
        (do_unop): Likewise.
5055
        (do_binop): Likewise.
5056
        (do_plus_minus): Likewise.
5057
        (do_negate): Likewise.
5058
        (expand_vector_piecewise): Likewise.
5059
        (expand_vector_parallel): Likewise.
5060
        (expand_vector_addition): Likewise.
5061
        (expand_vector_operation): Likewise. Remove "tree rhs" param. Add
5062
        "gimple assign" param. Use gimple_assign_rhs1|2 instead of
5063
        TREE_OPERAND.
5064
        (expand_vector_operations_1): Use gimple_stmt_iterator instead of
5065
        block_stmt_iterator. Rename bsi to gsi. Use gsi_stmt instead of
5066
        bsi_stmt. Use gimple_assign_* instead of GIMPLE_STMT_OPERAND. Use
5067
        gimple_assign_set_rhs_from_tree instead of setting *p_rhs.
5068
        (gate_expand_vector_operations): Use gimple_stmt_iterator instead
5069
        of block_stmt_iterator. Use gsi_* instead of bsi_*
5070
        (pass_lower_vector): flip works_with_tuples_p
5071
        (pass_lower_vector_ssa) flip works_with_tuples_
5072
 
5073
2008-01-29  Rafael Espíndola  
5074
 
5075
        http://gcc.gnu.org/ml/gcc-patches/2008-01/msg01434.html
5076
 
5077
        * gimple.c (gimple_assign_set_rhs_with_ops): Fix
5078
        allocation of operand vector.
5079
 
5080
2008-01-29  Diego Novillo  
5081
 
5082
        http://gcc.gnu.org/ml/gcc-patches/2008-01/msg01434.html
5083
 
5084
        * tree-into-ssa.c (prepare_block_for_update): Initialize
5085
        PHI.
5086
        * tree.c (build_gimple_modify_stmt): Fix documentation.
5087
 
5088
        * tree-complex.c: Convert to tuples.
5089
        (pass_lower_complex_O0): Re-enable.
5090
 
5091
        * ipa-cp.c (constant_val_insert): Disable.
5092
        * tree-gimple.c (get_gimple_rhs_class): Handle SSA_NAME.
5093
 
5094
        * tree-ssa-propagate.c: Fix documentation to refer to
5095
        prop_simulate_again_p.
5096
        (add_ssa_edge): Call prop_simulate_again_p.
5097
        (simulate_stmt): Likewise.
5098
        (simulate_block): Fix loop iterating over PHI nodes.
5099
        * tree-ssa-propagate.h (prop_set_simulate_again): New.
5100
        (prop_simulate_again_p): New.
5101
        * gimple-iterator.c (gsi_insert_seq_after): Re-write to
5102
        avoid use of gimple_stmt_iterator.
5103
        (gimple_find_edge_insert_loc): Move from tree-cfg.c.
5104
        Re-enable.
5105
        (gsi_commit_edge_inserts): Likewise.
5106
        (gsi_commit_one_edge_insert): Likewise.
5107
        (gsi_insert_on_edge): Likewise.
5108
        (gsi_insert_on_edge_immediate): Likewise.
5109
        (gsi_insert_seq_on_edge): New.
5110
        * gimplify.c (gimplify_cond_expr): Call
5111
        gimple_cond_get_ops_from_tree.
5112
        * tree-optimize.c (pass_all_optimizations): Enable.
5113
        * gimple.c (gimple_cond_get_ops_from_tree): New.
5114
        (gimple_build_cond_from_tree): New.
5115
        * basic-block.h (struct edge_def): Replace field
5116
        edge_def_insns.t with gimple_seq edge_def_insns.g.
5117
        Update all users.
5118
        * gimple.h (gimple_stmt_iterator):
5119
        * tree-cfg.c (change_bb_for_stmt):
5120
        * passes.c (init_optimization_passes): Move #if0 around
5121
        to disable passes in groups instead of individually.
5122
        (execute_function_todo): Re-enable call to update_ssa.
5123
 
5124
2008-01-25  Aldy Hernandez  
5125
 
5126
        * gimple-pretty-print.c (dump_gimple_stmt): Handle
5127
        GIMPLE_OMP_PARALLEL.
5128
        * gimplify.c (pop_gimplify_context): Add comment.
5129
        (gimplify_and_return_first): New.
5130
        (gimplify_scan_omp_clauses): Remove unused 'gs'.
5131
        Remove #if 0.
5132
        (gimplify_omp_parallel): Convert to tuples.
5133
        (gimplify_omp_workshare): Remove redundant retval.
5134
        (gimplify_expr): Adapt to lack of retval for gimplify_omp_variable and
5135
        gimplify_omp_workshare.
5136
        Abort on OMP_ATOMIC_{LOAD,STORE} case.
5137
 
5138
2008-01-21  Diego Novillo  
5139
 
5140
        Merge with mainline @131695
5141
 
5142
        * configure.ac (ACX_PKGVERSION): Update revision merge
5143
        string.
5144
        * configure: Regenerate.
5145
 
5146
2008-01-15  Diego Novillo  
5147
 
5148
        http://gcc.gnu.org/ml/gcc-patches/2008-01/msg00674.html
5149
 
5150
        * tree-into-ssa.c (mark_def_sites): Force operand scan.
5151
        * gimple.def (GIMPLE_ASSIGN): Move into section of
5152
        statements with memory operands.
5153
        * gimple-dummy.c (remove_unused_locals): Remove.
5154
        * tree-flow-inline.h (noreturn_call_p,
5155
        mark_stmt_modified, update_stmt, update_stmt_if_modified,
5156
        stmt_modified_p): Remove.
5157
        * tree-ssa-live.c: Convert to tuples.
5158
        * gimple.c (gimple_set_modified): Replace
5159
        mark_stmt_modified.  Update all callers.
5160
        (gimple_remove): Call free_stmt_operands.
5161
        * gimple.h: Include tree-ssa-operands.h
5162
        Move extern function declarations earlier in the file.
5163
        (GIMPLE_CHECK2): Remove.
5164
        (GIMPLE_RANGE_CHECK): Remove.
5165
        (struct gimple_statement_with_ops): Fix GTY markers.
5166
        (struct gimple_statement_with_memory_ops): Likewise.
5167
        (gimple_modified_p): Replace stmt_modifed_p.  Update all
5168
        users.
5169
        (update_stmt): Move from tree-flow-inline.h.  Update all
5170
        users.
5171
        (update_stmt_if_modified): Likewise.
5172
        (gimple_has_ops): Use range GIMPLE_COND ... GIMPLE_RETURN
5173
        (gimple_has_mem_ops): Use range GIMPLE_ASSIGN ... GIMPLE_RETURN
5174
        (gimple_num_ops): Call gimple_has_ops.
5175
        (gimple_ops): Likewise.
5176
        (gimple_op): Likewise.
5177
        (gimple_op_ptr): Likewise.
5178
        (gimple_set_op): Likewise.
5179
        (gimple_set_addresses_taken): Remove.  Update all users.
5180
        (gimple_add_to_addresses_taken): Likewise.
5181
        (gimple_call_noreturn_p): Replace noreturn_call_p.
5182
        Update all users.
5183
        (gimple_phi_arg): Assert that INDEX is smaller than
5184
        CAPACITY.
5185
        * passes.c (init_optimization_passes): Enable
5186
        pass_referenced_vars, pass_reset_cc_flags and pass_build_ssa.
5187
        * tree-ssa-operands.c (gimple_set_stored_syms): Do not
5188
        free the STORES field if SYMS is empty.
5189
        (gimple_set_loaded_syms): Likewise.
5190
        (finalize_ssa_stmt_operands): Only call
5191
        finalize_ssa_vdefs and finalize_ssa_vuses if STMT has
5192
        memory operands.
5193
        (get_expr_operands): Handle CASE_LABEL_EXPR.
5194
        (free_stmt_operands): Free bitmaps ADDRESSES_TAKEN,
5195
        STORES and LOADS.
5196
        (gimple_add_to_addresses_taken): Rename from
5197
        add_to_addressable_set.
5198
 
5199
2008-01-14  Aldy Hernandez  
5200
 
5201
        * tree-dfa.c (dump_dfa_stats): Add %z modifier to size_t argument.
5202
 
5203
2008-01-11  Andrew MacLeod  
5204
            Diego Novillo  
5205
 
5206
        http://gcc.gnu.org/ml/gcc-patches/2008-01/msg00493.html
5207
 
5208
        * tree.h (struct ssa_use_operand_d): Replace field STMT
5209
        with a union field LOC containing the fields STMT and
5210
        SSA_NAME.
5211
        Update all users.
5212
        * tree-flow.h (struct immediate_use_iterator_d): Document
5213
        how immediate use iteration works.
5214
 
5215
2008-01-10  Diego Novillo  
5216
 
5217
        http://gcc.gnu.org/ml/gcc-patches/2008-01/msg00444.html
5218
 
5219
        * Makefile.in (tree-complex.o): Remove gt-tree-vect-generic.h
5220
 
5221
2008-01-10  Diego Novillo  
5222
 
5223
        http://gcc.gnu.org/ml/gcc-patches/2008-01/msg00436.html
5224
 
5225
        * tree-ssa-operands.h (PHI_RESULT_PTR): Call
5226
        gimple_phi_result_ptr.
5227
        (PHI_ARG_DEF_PTR): Call gimple_phi_arg_imm_use_ptr.
5228
        (free_ssa_operands): Remove.
5229
        (copy_virtual_operands, create_ssa_artificial_load_stmt,
5230
        add_to_addressable_set, discard_stmt_changes,
5231
        FOR_EACH_PHI_OR_STMT_USE, FOR_EACH_PHI_OR_STMT_DEF): Convert
5232
        to use 'gimple'.
5233
        * tree-into-ssa.c: Convert to use 'gimple'.
5234
        (rewrite_uses_p): New.  Use instead of REWRITE_THIS_STMT.
5235
        (set_rewrite_uses): New.  Use instead of REWRITE_THIS_STMT.
5236
        (register_defs_p): New.  Use instead of
5237
        REGISTER_DEFS_IN_THIS_STMT.
5238
        (set_register_defs): New.  Use instead of
5239
        REGISTER_DEFS_IN_THIS_STMT.
5240
        (REWRITE_THIS_STMT): Remove.
5241
        (REGISTER_DEFS_IN_THIS_STMT): Remove.
5242
        * tree-pretty-print.c (dump_vops): Remove.  Update all
5243
        users.
5244
        (dump_generic_node): Do not handle PHI_NODE.
5245
        * tree.c (tree_node_kind): Remove "phi_nodes" entry.
5246
        (tree_code_size): Do not handle PHI_NODE.
5247
        (tree_size): Likewise.
5248
        (make_node_stat): Likewise.
5249
        (tree_node_structure): Likewise.
5250
        (phi_node_elt_check_failed): Remove.
5251
        * tree.h (PHI_NODE_ELT_CHECK): Remove.
5252
        (PHI_RESULT_TREE): Remove.
5253
        (PHI_ARG_DEF_TREE): Remove.
5254
        (PHI_CHAIN): Remove.
5255
        (PHI_NUM_ARGS): Remove.
5256
        (PHI_ARG_CAPACITY): Remove.
5257
        (PHI_ARG_ELT): Remove.
5258
        (PHI_ARG_EDGE): Remove.
5259
        (PHI_BB): Remove.
5260
        (PHI_ARG_IMM_USE_NODE): Remove.
5261
        (struct tree_phi_node): Remove.
5262
        (union tree_node): Remove field 'phi'.
5263
        (release_phi_node): Change argument to gimple.
5264
        (duplicate_ssa_name): Change second argument to gimple.
5265
        (swap_tree_operands): Remove.
5266
        (enum tree_node_kind): Remove phi_kind entry.
5267
        * tree-phinodes.c: Convert to use gimple.
5268
        * tree-gimple.c (is_gimple_stmt): Do not handle PHI_NODE.
5269
        * cgraphunit.c (cgraph_process_new_functions): Call
5270
        gimple_unreachable to mark unconverted sections.
5271
        (verify_cgraph_node): Do not ICE if THIS_CFUN is NULL.
5272
        Convert statement verification to use gimple.
5273
        (cgraph_expand_function): Call gimple_unreachable to mark
5274
        unconverted sections.
5275
        * tree-ssa-propagate.c: Convert to use gimple.
5276
        (STMT_IN_SSA_EDGE_WORKLIST): Use flag GF_PLF_1 as marker.
5277
        (DONT_SIMULATE_AGAIN): Remove.  Use gimple_visited.
5278
        * gimple-dummy.c: Remove converted functions.
5279
        * tree-ssa-alias.c (may_be_aliased): Re-enable.
5280
        * tree-flow-inline.h (gimple_phi_arg_imm_use_ptr): Rename
5281
        from get_phi_arg_def_ptr.
5282
        (bsi_start, bsi_after_labels, bsi_last, bsi_end_p,
5283
        bsi_next, bsi_prev, bsi_stmt, bsi_stmt_ptr): Remove.
5284
        * tree.def (PHI_NODE): Remove.  Update most users.
5285
        * tree-dfa.c: Convert to use gimple.
5286
        * common.opt (fgimple-conversion): Default to 0.
5287
        * tree-ssa.c: Convert to use gimple.
5288
        * tree-optimize.c (pass_early_local_passes,
5289
        pass_all_early_optimization, pass_init_datastructures):
5290
        Enable.
5291
        * tree-flow.h (tree_ann_type): Remove STMT_ANN.  Update
5292
        all users.
5293
        (struct stmt_ann_d): Remove.  Update all users.
5294
        * Makefile.in (GIMPLE_H): Add tree-ssa-operands.h.
5295
        (tree-ssa-copy.o, tree-phi-nodes.o, tree-complex.o):
5296
        Re-enable.
5297
        * gimple.h (enum plf_mask): Define.
5298
        (GF_NO_WARNING): Remove
5299
        (bb_seq): Return NULL if BB->il.gimple is NULL.
5300
        (struct gimple_statement_base): Add bitfields no_warning,
5301
        visited, unused_1, unused_2, unused_3, unused_4 and plf.
5302
        (gimple_flags, gimple_set_flags, gimple_add_flag):
5303
        Remove.  Update all users.
5304
        (gimple_set_visited): New.
5305
        (gimple_visited_p): New.
5306
        (gimple_set_plf): New.
5307
        (gimple_plf): New.
5308
        (gimple_has_volatile_ops): New.
5309
        (gimple_set_has_volatile_ops): New.
5310
        (gimple_addresses_taken): New.
5311
        (gimple_set_addresses_taken): New.
5312
        (gimple_add_to_addresses_taken): New.
5313
        (gimple_phi_result_ptr): New.
5314
        (gsi_stmt_ptr): New.
5315
        (gsi_bb): New.
5316
        (gsi_seq): New.
5317
        * tree-cfg.c (execute_build_cfg): Do not call
5318
        gimple_set_body after building the CFG.
5319
        (pass_build_cfg): Do not require PROP_gimple_leh.
5320
        (gimplify_val): Convert to gimple.
5321
        * passes.c (init_optimization_passes): Disable all of
5322
        pass_all_early_optimizations.
5323
        * tree-ssanames.c: Convert to gimple.
5324
        * tree-ssa-operands.c: Convert to gimple.
5325
        (gimple_set_stored_syms): New.
5326
        (gimple_set_loaded_syms): New.
5327
 
5328
2008-01-03  Diego Novillo  
5329
 
5330
        Merge with mainline @131303
5331
 
5332
        * configure.ac (ACX_PKGVERSION): Update revision merge
5333
        string.
5334
        * configure: Regenerate.
5335
 
5336
2007-12-20  Diego Novillo  
5337
 
5338
        * Makefile.in (builtins.o-warn, expr.o-warn): Add
5339
        -Wno-error.
5340
 
5341
2007-12-05  Diego Novillo  
5342
 
5343
        http://gcc.gnu.org/ml/gcc-patches/2007-12/msg00221.html
5344
 
5345
        * gimple.c (walk_gimple_asm): Guard against WI being
5346
        NULL.
5347
        (walk_gimple_stmt): Likewise.
5348
 
5349
2007-12-05  Diego Novillo  
5350
 
5351
        http://gcc.gnu.org/ml/gcc-patches/2007-12/msg00216.html
5352
 
5353
        * tree.h (gimple_unreachable_1): Declare.
5354
        (gimple_unreachable): Define.
5355
        Replace calls to gcc_unreachable with gimple_unreachable
5356
        in unconverted code.
5357
        * gimple-dummy.c (gimple_unreachable_1): New function.
5358
        * common.opt (fgimple-only): Remove.
5359
        (fgimple-conversion): Define.
5360
        * Makefile.in (STRICT_WARN): Add -Wno-return-type.
5361
 
5362
2007-11-30  Diego Novillo  
5363
 
5364
        Merge with mainline @130470
5365
 
5366
        * configure.ac (ACX_PKGVERSION): Update revision merge
5367
        string.
5368
        * configure: Regenerate.
5369
        * tree-inline.c (copy_decl_no_change,
5370
        copy_decl_for_dup_finish): Re-enable.
5371
 
5372
2007-11-26  Aldy Hernandez  
5373
 
5374
        * gimple.h (gimple_bind_block): Update comment.
5375
 
5376
2007-11-19  Diego Novillo  
5377
 
5378
        Merge with mainline @130291.
5379
 
5380
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
5381
        * configure: Regenerate.
5382
 
5383
2007-11-19  Diego Novillo  
5384
 
5385
        * tree-flow-inline.h (get_lineno): Call IS_LOCATION_EMPTY
5386
        and LOCATION_LINE instead of accessing location fields
5387
        directly.
5388
        * gimple-low.c (lower_function_body): Use
5389
        UNKNOWN_LOCATION instead of unknown_location.
5390
 
5391
2007-11-16  Diego Novillo  
5392
 
5393
        * cgraph.c (cgraph_create_edge): Call gimple_body
5394
        instead of DECL_SAVED_TREE.
5395
        (dump_cgraph_node): Likewise.
5396
        * cgraphunit.c (verify_cgraph_node): Likewise.
5397
        (cgraph_analyze_functions): Likewise.
5398
        (cgraph_mark_functions_to_output): Likewise.
5399
        (cgraph_optimize): Likewise.
5400
        * tree-eh.c (lower_eh_constructs): Add notes for future
5401
        changes to calls to DECL_SAVED_TREE.
5402
        (refactor_eh_r): Likewise.
5403
        * cfgexpand.c (gimple_to_tree): New function.
5404
        (maybe_dump_rtl_for_gimple_stmt): Rename from
5405
        maybe_dump_rtl_for_tree_stmt.  Convert to tuples.
5406
        (label_rtx_for_bb): Convert to tuples.
5407
        (expand_gimple_cond): Rename from
5408
        expand_gimple_cond_expr.  Convert to tuples.
5409
        (expand_gimple_tailcall): Convert to tuples.
5410
        (expand_gimple_basic_block): Convert to tuples.
5411
        (discover_nonconstant_array_refs_r): Convert to tuples.
5412
        (discover_nonconstant_array_refs): Convert to tuples.
5413
        * tree-mudflap.c (execute_mudflap_function_decls): Add
5414
        deprecation comment for DECL_SAVED_TREE call.
5415
        * tree-inline.c (copy_generic_body): Call gimple_body
5416
        instead of DECL_SAVED_TREE.
5417
        (inlinable_function_p): Likewise.
5418
        (clone_body): Add deprecation comment for DECL_SAVED_TREE
5419
        call.
5420
        * tree-cfg.c (remove_useless_stmts_bind): Call
5421
        gimple_body instead of DECL_SAVED_TREE.
5422
        (remove_useless_stmts): Likewise.
5423
 
5424
2007-11-10  Aldy Hernandez  
5425
 
5426
        * tree-cfg.c (verify_types_in_gimple_call): OBJ_TYPE_REF are allowed
5427
        as function types.
5428
 
5429
        [objc]
5430
        * objc-act.c (objc_gimplify_expr): Change pre and post to sequences.
5431
        * objc-act.h (objc_gimplify_expr): Change prototype accordingly.
5432
 
5433
        [testsuite]
5434
        * lib/objc.exp: Set -I regardless of libobjc.
5435
 
5436
2007-11-10  Aldy Hernandez  
5437
 
5438
        * tree-gimple.h (tree_annotate_all_with_locus): New.
5439
        * gimple-dummy.c: Add omp_reduction_init and
5440
        diagnose_omp_structured_block_errors.
5441
        * gimplify.c (tree_should_carry_locus_p): New.
5442
        (tree_annotate_one_with_locus): New.
5443
        (tree_annotate_all_with_locus): New.
5444
 
5445
2007-11-08  Diego Novillo  
5446
 
5447
        Merge with mainline @129982
5448
 
5449
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
5450
        * configure: Regenerate.
5451
 
5452
2007-11-01  Diego Novillo  
5453
 
5454
        * cgraphbuild.c (initialize_inline_failed): Re-enable.
5455
        (build_cgraph_edges): Adapt to use tuples.
5456
        (pass_build_cgraph): Re-enable.
5457
        (rebuild_cgraph_edges): Adapt to use tuples.
5458
        * cgraph.c (cgraph_release_function_body): Also NULLify the
5459
        gimple body.
5460
        (debug_cgraph_node): New.
5461
        (debug_cgraph): New.
5462
        * cgraph.h (struct cgraph_edge): Change field CALL_STMT to
5463
        type gimple.  Update all users.
5464
        * cgraphunit.c (cgraph_analyze_functions): If DECL does not
5465
        have a struct function entry, discard it.
5466
        * gimple.h (GF_CALL_CANNOT_INLINE): New.
5467
        (gimple_call_lhs_ptr): New.
5468
        (gimple_call_mark_uninlinable): New.
5469
        (gimple_call_cannot_inline_p): New.
5470
        (struct walk_stmt_info): Add field PSET.
5471
 
5472
2007-11-01  Diego Novillo  
5473
 
5474
        * tree-optimize.c (tree_rest_of_compilation): Call
5475
        gimple_set_body to remove the body if not inlining.
5476
        * gimple.c (walk_gimple_stmt): Update documentation.
5477
        Pass WI->PSET to every call to walk_tree.
5478
 
5479
2007-11-01  Diego Novillo  
5480
 
5481
        * langhooks.h (struct lang_hooks_for_callgraph): Remove third
5482
        argument from function pointer ANALYZE_EXPR.  Update all
5483
        users.
5484
 
5485
2007-10-30  Diego Novillo  
5486
 
5487
        * gimple.c (gimple_build_omp_return): Call
5488
        gimple_omp_return_set_nowait if needed.
5489
        * gimple.h (GIMPLE_CHECK, GIMPLE_CHECK2, GIMPLE_RANGE_CHECK):
5490
        Move earlier in the file.
5491
        (GF_NO_WARNING): Change to static const unsigned.
5492
        (GF_CALL_TAILCALL): New.
5493
        (GF_OMP_PARALLEL_COMBINED): Rename from
5494
        OMP_PARALLEL_COMBINED_FLAG.  Change to static const unsigned.
5495
        Update all users.
5496
        (GF_OMP_RETURN_NOWAIT): Rename from OMP_RETURN_NOWAIT_FLAG.
5497
        Change to static const unsigned.
5498
        Update all users.
5499
        (GF_OMP_SECTION_LAST): Rename from OMP_SECTION_LAST_FLAG.
5500
        Change to static const unsigned.
5501
        Update all users.
5502
        (gimple_omp_return_set_nowait): New.
5503
        (gimple_call_set_tail): New.
5504
        (gimple_call_tail_p): New.
5505
 
5506
2007-10-30  Aldy Hernandez  
5507
 
5508
        * gimplify.c (get_tmp_var_for): Remove reference to IS_FORMAL in
5509
        opening comment.
5510
        (gimplify_return_expr): Return GS_ERROR if we have errored.
5511
        (gimplify_statement_list): Handle case where voidify_wrapper returns a
5512
        temporary.
5513
        (gimplify_call_expr): Return gracefully on error.
5514
        (gimplify_cond_expr): Same.
5515
        * gimple.h (gimple_call_return_type): Do not error on methods.
5516
 
5517
2007-10-29  Diego Novillo  
5518
            Tom Tromey  
5519
 
5520
        * gimple.h (gimple_locus): Update comment.
5521
        (gimple_set_locus): Likewise.
5522
        (gimple_locus_empty_p): Add support for mapped locations.
5523
 
5524
2007-10-29  Diego Novillo  
5525
 
5526
        * tree-optimize.c (execute_cleanup_cfg_pre_ipa): Re-enable.
5527
        * gimple.c (walk_gimple_asm): Tidy comment.
5528
 
5529
2007-10-29  Aldy Hernandez  
5530
 
5531
        * tree-gimple.h (build_gimple_eh_filter_tree): Remove.
5532
        * gimplify.c (build_gimple_eh_filter_tree): Move from here...
5533
        * cp/cp-gimplify.c: ...to here.
5534
        (cp_gimplify_init_expr): Convert to tuples.
5535
        (gimplify_must_not_throw_expr): Make function return a
5536
        gimplify_status and convert to tuples.
5537
        (cp_gimplify_expr): Convert MUST_NOT_THROW_EXPR, INIT_EXPR, and
5538
        USING_STMT to tuples.
5539
 
5540
2007-10-28  Aldy Hernandez  
5541
 
5542
        * gimplify.c (gimplify_body): Make work when body contains more than
5543
        a GIMPLE_BIND statement.
5544
 
5545
2007-10-26  Diego Novillo  
5546
 
5547
        Merge with mainline @129659.
5548
 
5549
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
5550
        * configure: Regenerate.
5551
 
5552
2007-10-26  Diego Novillo  
5553
 
5554
        * gimple-low.c (lower_builtin_setjmp): Pass ARG to first
5555
        call to gimple_build_call.
5556
 
5557
2007-10-17  Aldy Hernandez  
5558
 
5559
        * tree-gimple.c (get_gimple_rhs_class): Add case for EXC_PTR_EXPR.
5560
        * gimplify.c (gimple_conditional_context): Enable.
5561
        (gimplify_cleanup_point_expr): Enable.  Adjust for tuples.
5562
        (gimple_push_cleanup): Enable.
5563
        (gimplify_target_expr): Do not gimplify TARGET_EXPR_CLEANUP before
5564
        calling gimple_push_cleanup.
5565
        (gimplify_expr): Rename `try' to `try_'.
5566
        Enable CLEANUP_POINT_EXPR case.
5567
        Gimplify CATCH_EXPR and EH_FILTER_EXPR cases correctly.
5568
 
5569
2007-10-17  Aldy Hernandez  
5570
 
5571
        * gimple.c (gimple_size): Handle GIMPLE_WITH_CLEANUP_EXPR.
5572
        * gimple.h (struct gimple_statement_catch): Make handler a structure,
5573
        not a pointer.
5574
        (struct gimple_statement_eh_filter): Make failure a structure, not a
5575
        pointer.
5576
        document EH_FILTER_MUST_NOT_THROW subcode flag.
5577
        (gimple_catch_handler): Handler is now a struct.
5578
        (gimple_catch_set_handler): Same.
5579
        (gimple_eh_filter_failure): Failure is now a struct.
5580
        (gimple_eh_filter_set_failure): Same.
5581
        (gimple_eh_filter_must_not_throw): New.
5582
        (gimple_eh_filter_set_must_not_throw): New.
5583
        (gsi_next): Update comment.
5584
        (gsi_prev): Same.
5585
        * tree-cfg.c (verify_types_in_gimple_seq_2): Handle GIMPLE_EH_FILTER.
5586
 
5587
2007-10-18  Diego Novillo  
5588
 
5589
        * gimple-iterator.c (gsi_delink): Remove.
5590
        * gimple.h (gsi_delink): Remove.
5591
 
5592
2007-10-17  Diego Novillo  
5593
 
5594
        * coretypes.h (const_gimple_seq): New typedef.
5595
        * gimple.h (gimple_seq_first): Constify argument.
5596
        (gimple_seq_last): Likewise.
5597
        (gimple_seq_copy): Likewise.
5598
        (gimple_seq_empty_p): Likewise.
5599
        (gimple_set_prev): Rename from set_gimple_prev.
5600
        Update all users.
5601
        (gimple_set_next): Rename from set_gimple_next.
5602
        Update all users.
5603
        (gimple_set_flags): Rename from set_gimple_flags.
5604
        Update all users.
5605
        (gimple_add_flag): Rename from add_gimple_flag.
5606
        Update all users.
5607
        (gimple_set_subcode): Rename from set_gimple_subcode.
5608
        Update all users.
5609
        (gimple_set_block): Rename from set_gimple_block.
5610
        Update all users.
5611
        (gimple_set_locus): Rename from set_gimple_locus.
5612
        Update all users.
5613
        (gimple_locus_empty_p): Constify argument.
5614
        (gimple_has_ops): Likewise.
5615
        (gimple_has_mem_ops): Likewise.
5616
        (gimple_def_ops): Likewise.
5617
        (gimple_set_def_ops): Rename from set_gimple_def_ops.
5618
        Update all users.
5619
        (gimple_use_ops): Constify argument.
5620
        (gimple_set_use_ops): Rename from set_gimple_use_ops.
5621
        Update all users.
5622
        (gimple_vuse_ops): Constify argument.
5623
        (gimple_set_vuse_ops): Rename from set_gimple_vuse_ops.
5624
        Update all users.
5625
        (gimple_vdef_ops): Constify argument.
5626
        (gimple_set_vdef_ops): Rename from set_gimple_vdef_ops.
5627
        Update all users.
5628
        (gimple_loaded_syms): Constify argument.
5629
        (gimple_stored_syms): Constify argument.
5630
        (gimple_modified): Constify argument.
5631
        (gimple_set_modified): Rename from set_gimple_modified.
5632
        Update all users.
5633
        (gimple_omp_return_nowait_p): Constify argument.
5634
        (gimple_omp_section_last_p): Constify argument.
5635
        (gimple_omp_parallel_combined_p): Constify argument.
5636
        (gimple_build_return): Rename from build_gimple_return.
5637
        Update all users.
5638
        (gimple_build_assign): Rename from build_gimple_assign.
5639
        Update all users.
5640
        (gimple_build_assign_with_ops): Rename from
5641
        build_gimple_assign_with_ops.
5642
        Update all users.
5643
        (gimple_build_call_vec): Rename from build_gimple_call_vec.
5644
        Update all users.
5645
        (gimple_build_call): Rename from build_gimple_call.
5646
        Update all users.
5647
        (gimple_build_cond): Rename from build_gimple_cond.
5648
        Update all users.
5649
        (gimple_build_label): Rename from build_gimple_label.
5650
        Update all users.
5651
        (gimple_build_goto): Rename from build_gimple_goto.
5652
        Update all users.
5653
        (gimple_build_nop): Rename from build_gimple_nop.
5654
        Update all users.
5655
        (gimple_build_asm): Rename from build_gimple_asm.
5656
        Update all users.
5657
        (gimple_build_asm_vec): Rename from build_gimple_asm_vec.
5658
        Update all users.
5659
        (gimple_build_catch): Rename from build_gimple_catch.
5660
        Update all users.
5661
        (gimple_build_eh_filter): Rename from build_gimple_eh_filter.
5662
        Update all users.
5663
        (gimple_build_try): Rename from build_gimple_try.
5664
        Update all users.
5665
        (gimple_build_wce): Rename from build_gimple_wce.
5666
        Update all users.
5667
        (gimple_build_resx): Rename from build_gimple_resx.
5668
        Update all users.
5669
        (gimple_build_switch): Rename from build_gimple_switch.
5670
        Update all users.
5671
        (gimple_build_switch_vec): Rename from
5672
        build_gimple_switch_vec.  Update all users.
5673
        (gimple_build_omp_parallel): Rename from
5674
        build_gimple_omp_parallel.  Update all users.
5675
        (gimple_build_omp_for): Rename from build_gimple_omp_for.
5676
        Update all users.
5677
        (gimple_build_omp_critical): Rename from
5678
        build_gimple_omp_critical.
5679
        Update all users.
5680
        (gimple_build_omp_section): Rename from
5681
        build_gimple_omp_section.  Update all users.
5682
        (gimple_build_omp_continue): Rename from
5683
        build_gimple_omp_continue.  Update all users.
5684
        (gimple_build_omp_master): Rename from
5685
        build_gimple_omp_master.  Update all users.
5686
        (gimple_build_omp_ordered): Rename from
5687
        build_gimple_omp_ordered.  Update all users.
5688
        (gimple_build_omp_sections): Rename from
5689
        build_gimple_omp_sections.  Update all users.
5690
        (gimple_build_omp_single): Rename from
5691
        build_gimple_omp_single.  Update all users.
5692
        (gimple_set_body): Rename from set_gimple_body.  Update all
5693
        users.
5694
        (gimple_set_bb): Rename from set_gimple_bb.  Update all users.
5695
        (is_gimple_operand): Constify argument.
5696
        (gimple_ops): Likewise.
5697
        (gimple_op_ptr): Likewise.
5698
        (gimple_call_lhs): Likewise.
5699
        (gimple_call_return_type): Likewise.
5700
        (gimple_call_chain): Likewise.
5701
        (gimple_call_arg_ptr): Likewise.
5702
        (gimple_cond_true_label): Likewise.
5703
        (gimple_bind_vars): Likewise.
5704
        (gimple_bind_set_body): Likewise.
5705
        (gimple_bind_block): Likewise.
5706
        (gimple_asm_ninputs): Likewise.
5707
        (gimple_asm_noutputs): Likewise.
5708
        (gimple_asm_nclobbers): Likewise.
5709
        (gimple_asm_input_op): Likewise.
5710
        (gimple_asm_output_op): Likewise.
5711
        (gimple_asm_clobber_op): Likewise.
5712
        (gimple_asm_string): Likewise.
5713
        (gimple_asm_volatile_p): Likewise.
5714
        (gimple_catch_types): Likewise.
5715
        (gimple_catch_handler): Likewise.
5716
        (gimple_eh_filter_types): Likewise.
5717
        (gimple_eh_filter_failure): Likewise.
5718
        (gimple_try_kind): Likewise.
5719
        (gimple_try_set_eval): Likewise.
5720
        (gimple_try_set_cleanup): Likewise.
5721
        (gimple_wce_set_cleanup): Likewise.
5722
        (gimple_wce_cleanup_eh_only): Likewise.
5723
        (gimple_phi_capacity): Likewise.
5724
        (gimple_phi_num_args): Likewise.
5725
        (gimple_phi_result): Likewise.
5726
        (gimple_resx_region): Likewise.
5727
        (gimple_switch_num_labels): Likewise.
5728
        (gimple_switch_label): Likewise.
5729
        (gimple_switch_default_label): Likewise.
5730
        (gimple_omp_set_body): Likewise.
5731
        (gimple_omp_critical_name): Likewise.
5732
        (gimple_omp_for_clauses): Likewise.
5733
        (gimple_omp_for_index): Likewise.
5734
        (gimple_omp_for_initial): Likewise.
5735
        (gimple_omp_for_final): Likewise.
5736
        (gimple_omp_for_incr): Likewise.
5737
        (gimple_omp_for_set_pre_body): Likewise.
5738
        (gimple_omp_parallel_clauses): Likewise.
5739
        (gimple_omp_parallel_child_fn): Likewise.
5740
        (gimple_omp_parallel_data_arg): Likewise.
5741
        (gimple_omp_single_clauses): Likewise.
5742
        (gimple_omp_sections_clauses): Likewise.
5743
        (gimple_omp_for_cond): Likewise.
5744
        (gimple_return_retval): Likewise.
5745
        (is_gimple_omp): Likewise.
5746
        (gimple_nop_p): Likewise.
5747
        (gimple_expr_type): Likewise.
5748
 
5749
2007-10-17  Diego Novillo  
5750
 
5751
        * tree-ssa-loop-manip.c (gimple_duplicate_loop_to_header_edge): Rename
5752
        from tree_duplicate_loop_to_header_edge.
5753
        Update all users.
5754
        * value-prof.c: Convert and enable all functions in the file.
5755
        (gimple_divmod_fixed_value): Rename from
5756
        tree_divmod_fixed_value.
5757
        (gimple_mod_pow2): Rename from tree_mod_pow2.
5758
        (gimple_mod_subtract): Rename from tree_mod_subtract.
5759
        (gimple_divmod_fixed_value_transform): Rename from
5760
        tree_divmod_fixed_value_transform.
5761
        (gimple_mod_pow2_value_transform): Rename from
5762
        tree_mod_pow2_value_transform.
5763
        (gimple_mod_subtract_transform): Rename from
5764
        tree_mod_subtract_transform.
5765
        (gimple_stringops_transform): Rename from tree_stringops_transform.
5766
        (gimple_ic_transform): Rename from tree_ic_transform.
5767
        Update all users.
5768
        * value-prof.h (gimple_register_value_prof_hooks): Rename from
5769
        tree_register_value_prof_hooks.  Update all users.
5770
        * tree.h (OMP_DIRECTIVE_P): Remove.  Update all users.
5771
        (validate_arglist): Move to gimple.h.
5772
        * builtins.c: (validate_arglist): Change first argument to
5773
        const_gimple.  Disable most callers.
5774
        * gimple.def: Document all GIMPLE codes.
5775
        * tree-gimple.c (is_gimple_operand): New.
5776
        (get_gimple_rhs_class): Accept as a
5777
        GIMPLE_SINGLE_RHS.
5778
        : Likewise.
5779
        (get_gimple_rhs_num_ops): New.
5780
        (is_gimple_call_addr): Tidy.
5781
        * tree-gimple.h (get_gimple_rhs_num_ops): Declare.
5782
        * gimple-dummy.c (free_histograms, stringop_block_profile):
5783
        Remove.
5784
        * gimple-low.c (lower_function_body): Tidy.
5785
        * predict.c (gimple_predicted_by_p): Rename from
5786
        tree_predicted_by_p.  Update all users.
5787
        (gimple_predict_edge): Rename from tree_predict_edge.  Update
5788
        all users.
5789
        * gimple-iterator.c (gsi_link_seq_after): Update documentation.
5790
        (gsi_link_after): Likewise.
5791
        * tree-eh.c (stmt_could_throw_1_p): New.
5792
        (stmt_could_throw_p): New.
5793
        * gimple-pretty-print.c (dump_unary_rhs): Print ADDR_EXPR as
5794
        a single operand.
5795
        (dump_gimple_switch): Support NULL case labels.
5796
        (dump_gimple_asm): Dump outputs first.
5797
        * gimplify.c (compare_case_labels): Make the default label
5798
        sort first.
5799
        (sort_case_labels): Do not special case the default label.
5800
        (gimplify_init_ctor_eval): Gimplify initializer expressions.
5801
        (gimplify_modify_expr): Unshare the operands before setting
5802
        them on the new GIMPLE_ASSIGN statement.
5803
        (gimplify_asm_expr): NULLify the chain on operands before
5804
        putting them on the input/output vectors.
5805
        * tree-cfgcleanup.c: Convert and enable CFG cleanup functions.
5806
        (cleanup_control_expr_graph): Call gimple_fold.
5807
        * tree-flow.h (gimple_block_label): Rename from
5808
        tree_block_label.  Update all users.
5809
        (gimple_duplicate_sese_region): Rename from
5810
        tree_duplicate_sese_region.  Update all users.
5811
        (gimple_duplicate_sese_tail): Rename from
5812
        tree_duplicate_sese_tail.  Update all users.
5813
        (gimple_purge_dead_abnormal_call_edges): Rename from
5814
        tree_purge_dead_abnormal_call_edges.  Update all users.
5815
        (gimple_purge_all_dead_eh_edges): Rename from
5816
        tree_purge_all_dead_eh_edges.  Update all users.
5817
        (stmt_could_throw_p): Declare.
5818
        (add_stmt_to_eh_region_fn): Move from except.h.
5819
        (remove_stmt_from_eh_region_fn): Likewise.
5820
        (lookup_stmt_eh_region_fn): Likewise.
5821
        (lookup_stmt_eh_region): Likewise.
5822
        (verify_eh_edges): Likewise.
5823
        * Makefile.in (GIMPLE_H): Add dependencies on GGC_H, TM_H and
5824
        TARGET_H.
5825
        (ipa-inline.o): Add dependency on TREE_FLOW_H.
5826
        (out_object_file): Add dependency on TREE_GIMPLE_H.
5827
        * gimple.c (gimple_set_code): Rename from set_gimple_code.
5828
        (gimple_size): New.
5829
        (gimple_alloc): New.
5830
        (gimple_alloc_ops): New.
5831
        (build_gimple_with_ops): Call them.
5832
        (build_gimple_return): Only call gimple_return_set_retval if
5833
        RETVAL is not NULL.
5834
        (build_gimple_call): Validate argument FN.
5835
        (extract_ops_from_tree): New.
5836
        (build_gimple_assign_with_ops): New.
5837
        (build_gimple_assign): Call them.
5838
        (build_gimple_nop):  Call gimple_alloc.
5839
        (build_gimple_bind): Likewise.
5840
        (build_gimple_asm_1): Tidy.
5841
        (build_gimple_asm_vec): Tidy.
5842
        (build_gimple_asm): Tidy.
5843
        (build_gimple_catch): Call gimple_alloc.
5844
        (build_gimple_eh_filter): Likewise.
5845
        (build_gimple_try): Likewise.
5846
        (build_gimple_wce): Likewise.
5847
        (build_gimple_phi): Remove.
5848
        (build_gimple_resx): Call gimple_alloc.
5849
        (build_gimple_switch_1): Tidy.
5850
        (build_gimple_switch): Tidy.
5851
        (build_gimple_omp_critical): Call gimple_alloc.
5852
        (build_gimple_omp_for): Likewise.
5853
        (build_gimple_omp_parallel): Likewise.
5854
        (build_gimple_omp_section): Likewise.
5855
        (build_gimple_omp_master): Likewise.
5856
        (build_gimple_omp_continue): Likewise.
5857
        (build_gimple_omp_ordered): Likewise.
5858
        (build_gimple_omp_return): Likewise.
5859
        (build_gimple_omp_sections): Likewise.
5860
        (build_gimple_omp_single): Likewise.
5861
        (gimple_check_failed): Change GS to const_gimple.  Update all
5862
        users.
5863
        (gimple_range_check_failed): Likewise.
5864
        (walk_gimple_seq): Change return type to tree.  Update all
5865
        users.
5866
        If the call to walk_gimple_stmt returns non-NULL,
5867
        return it immediately.
5868
        (walk_gimple_asm): Change return type to tree.  Update all
5869
        users.
5870
        If the call to walk_tree returns non-NULL, return it.
5871
        (walk_gimple_stmt): Likewise.
5872
        (gimple_fold): New.
5873
        (gimple_assign_set_rhs_from_tree): New.
5874
        (gimple_assign_set_rhs_with_ops): New.
5875
        (gimple_copy): New.
5876
        * basic-block.h (gimple_predicted_by_p): Rename from
5877
        tree_predicted_by_p.  Update all users.
5878
        (gimple_predict_edge): Rename from tree_predict_edge.  Update
5879
        all users.
5880
        * gimple.h: Add documentation to all inline functions.
5881
        (gimple_seq_first): Return NULL if S is NULL.
5882
        (gimple_seq_last): Likewise.
5883
        (GF_ASM_VOLATILE): Define.
5884
        (GF_NO_WARNING): Rename from GIMPLE_NO_WARNING.  Update all
5885
        users.
5886
        (build_gimple_assign_with_ops): Declare.
5887
        (build_gimple_asm): Change unsigned arguments to size_t.
5888
        Update all users.
5889
        (build_gimple_switch): Likewise.
5890
        (build_gimple_phi): Remove.
5891
        (validate_arglist): Declare.
5892
        (gimple_fold): Declare.
5893
        (gimple_assign_set_rhs_from_tree): Declare.
5894
        (gimple_assign_set_rhs_with_ops): Declare.
5895
        (gimple_copy): Declare.
5896
        (is_gimple_operand): Declare.
5897
        (gimple_num_ops): Change argument to const_gimple.
5898
        Return 0 if GS is not one of the statements that has tree
5899
        operands.
5900
        (gimple_ops): New.
5901
        (gimple_op): Change argument to const_gimple.
5902
        If GS is not a statement that has tree operands, return NULL.
5903
        (gimple_op_ptr): Likewise.
5904
        (gimple_assign_subcode): Change argument to const_gimple.
5905
        (gimple_assign_operand): Remove.  Update all users.
5906
        (gimple_assign_set_operand): Remove.  Update all users.
5907
        (gimple_assign_lhs): Change argument type to const_gimple.
5908
        (gimple_assign_rhs1): Likewise.
5909
        (gimple_assign_rhs2): Likewise.
5910
        (gimple_assign_set_rhs1): Assert that RHS is a valid operand.
5911
        (gimple_assign_set_rhs2): Likewise.
5912
        (gimple_call_lhs): Call gimple_op.
5913
        (gimple_call_set_lhs): Assert that LHS is a valid operand.
5914
        Call gimple_set_op.
5915
        (gimple_call_set_fn): New.
5916
        (gimple_call_fndecl): Change argument type to const_gimple.
5917
        Call gimple_call_fn.
5918
        (gimple_call_chain): Call gimple_op.
5919
        (gimple_call_set_chain): Assert that CHAIN is valid.
5920
        Call gimple_set_op.
5921
        (gimple_call_nargs): Change argument to const_gimple.
5922
        Call gimple_op.
5923
        (gimple_call_arg_ptr): Call gimple_op_ptr.
5924
        (gimple_call_set_arg): Assert that ARG is valid.
5925
        Call gimple_set_op.
5926
        (gimple_cond_code): Change argument to const_gimple.
5927
        (gimple_cond_lhs): Change argument to const_gimple.
5928
        (gimple_cond_set_lhs): Assert that the operand is valid.
5929
        Call gimple_set_op.
5930
        (gimple_cond_rhs): Change argument to const_gimple.
5931
        Call gimple_op.
5932
        (gimple_cond_true_label): Call gimple_op.
5933
        (gimple_cond_false_label): Likewise.
5934
        (gimple_label_label): Likewise.
5935
        (gimple_cond_set_true_label): Assert that the operand is
5936
        valid.
5937
        Call gimple_set_op.
5938
        (gimple_cond_set_false_label): Likewise.
5939
        (gimple_goto_dest): Change argument to const_gimple.
5940
        Call gimple_set_op.
5941
        (gimple_goto_set_dest): Assert that the operand is valid.
5942
        Call gimple_set_op.
5943
        (gimple_asm_ninputs): Change return type to size_t.  Update
5944
        all users.
5945
        (gimple_asm_noutputs): Likewise.
5946
        (gimple_asm_nclobbers): Rename from gimple_asm_nclobbered.
5947
        Change return type to size_t.
5948
        Update all users.
5949
        (gimple_asm_set_input_op): Assert that the argument is
5950
        valid.
5951
        (gimple_asm_set_output_op): Likewise.
5952
        (gimple_asm_set_clobber_op): Likewise.
5953
        (gimple_asm_volatile_p): New.
5954
        (gimple_asm_set_volatile): New.
5955
        (gimple_asm_clear_volatile): New.
5956
        (gimple_phi_set_capacity): Remove.
5957
        (gimple_phi_set_nargs): Remove.
5958
        (gimple_expr_type): New.
5959
        (struct walk_stmt_info): Remove fields want_bind_expr and
5960
        want_return_expr.  Update all users.
5961
        * tree-cfg.c: Convert all functions for CFG cleanup and
5962
        verification.
5963
        (gimple_redirect_edge_and_branch): Rename from
5964
        tree_redirect_edge_and_branch.
5965
        (gimple_try_redirect_by_replacing_jump): Rename from
5966
        tree_try_redirect_by_replacing_jump.
5967
        (gimple_verify_flow_info): Rename from tree_verify_flow_info.
5968
        (gimple_make_forwarder_block): Rename from
5969
        tree_make_forwarder_block.
5970
        (gimple_cfg2vcg): Rename from tree_cfg2vcg.
5971
        (gimple_merge_blocks): Rename from tree_merge_blocks.
5972
        (gimple_can_merge_blocks_p): Rename from tree_merge_blocks_p.
5973
        (gimple_can_remove_branch_p): Rename from tree_can_remove_branch_p.
5974
        (gimple_redirect_edge_and_branch): Rename from
5975
        tree_redirect_edge_and_branch.
5976
        (gimple_move_block_after): Rename from tree_move_block_after.
5977
        (gimple_predict_edge): Rename from tree_predict_edge.
5978
        (gimple_predicted_by_p): Rename from tree_predicted_by_p.
5979
        (gimple_duplicate_bb): Rename from tree_duplicate_bb.
5980
        (gimple_can_duplicate_bb_p): Rename from tree_can_duplicate_bb_p.
5981
        (gimple_split_edge): Rename from tree_split_edge.
5982
        (gimple_make_forwarder_block): Rename from tree_make_forwarder_block.
5983
        (gimple_block_ends_with_call_p): Rename from
5984
        tree_block_ends_with_call_p.
5985
        (gimple_block_ends_with_condjump_p): Rename from
5986
        tree_block_ends_with_condjump_p.
5987
        (gimple_flow_call_edges_add): Rename from
5988
        tree_flow_call_edges_add.
5989
        (gimple_execute_on_growing_pred): Rename from
5990
        tree_execute_on_growing_pred.
5991
        (gimple_execute_on_shrinking_pred): Rename from
5992
        tree_execute_on_shrinking_pred.
5993
        (gimple_duplicate_loop_to_header_edge): Rename from
5994
        tree_duplicate_loop_to_header_edge.
5995
        (gimple_lv_add_condition_to_bb): Rename from
5996
        tree_lv_add_condition_to_bb.
5997
        (gimple_lv_adjust_loop_header_phi): Rename from
5998
        tree_lv_adjust_loop_header_phi.
5999
        (struct pass_build_cfg): Enable TODO_verify_stmts and
6000
        TODO_cleanup_cfg.
6001
        * passes.c (execute_function_todo): Enable call to
6002
        cleanup_tree_cfg.
6003
 
6004
2007-10-17  Aldy Hernandez  
6005
 
6006
        * gimple.def: Add GIMPLE_WITH_CLEANUP_EXPR.
6007
        * gsstruct.def: Add GSS_WCE.
6008
        * gimple-iterator.c (gsi_delink): New.
6009
        (gsi_split_seq_*): Update comment.
6010
        * gimple.c (gss_for_code): Handle GIMPLE_WCE.  Adjust whitespace.
6011
        (build_gimple_wce): New.
6012
        * gimple.h (struct gimple_statement_wce): New.
6013
        (union gimple_statement_d): Add gimple_wce.
6014
        (build_gimple_wce): Protoize.
6015
        (gimple_wce_cleanup): New.
6016
        (gimple_wce_set_cleanup): New.
6017
        (gimple_wce_cleanup_eh_only): New.
6018
        (gimple_wce_set_cleanup_eh_only): New.
6019
        (gsi_delink): Protoize.
6020
 
6021
2007-10-12  Aldy Hernandez  
6022
 
6023
        * Makefile.in (GIMPLE_H): Depend on TARGET_H.
6024
        * gimple.h (gsi_alloc): New.
6025
        (_ALLOC_GSI): Remove.
6026
        Replace _ALLOC_GSI uses by gsi_alloc.
6027
 
6028
2007-10-12  Aldy Hernandez  
6029
 
6030
        * gimple.h (_ALLOC_GSI): New.
6031
        Use it throughout when allocating a new gimple_stmt_iterator.
6032
 
6033
2007-10-11  Aldy Hernandez  
6034
 
6035
        Merge with mainline @129233.
6036
 
6037
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
6038
        * configure: Regenerate.
6039
 
6040
2007-10-11  Aldy Hernandez  
6041
 
6042
        * cfg.c: Include tree-flow.h.
6043
        (remove_edge_raw): Call redirect_edge_var_map_clear.
6044
        (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
6045
        * tree-flow-inline.h (redirect_edge_var_map_def): New.
6046
        (redirect_edge_var_map_result): New.
6047
        * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
6048
        PENDING_STMT use with redirect_edge_var_map_*.
6049
        * tree-ssa.c (edge_var_maps): New definition.
6050
        (redirect_edge_var_map_add): New.
6051
        (redirect_edge_var_map_clear): New.
6052
        (redirect_edge_var_map_dup): New.
6053
        (redirect_edge_var_map_vector): New.
6054
        (redirect_edge_var_map_destroy): New.
6055
        (ssa_redirect_edge): Replace PENDING_STMT use with
6056
        redirect_edge_var_map_*.
6057
        (flush_pending_stmts): Same.
6058
        (delete_tree_ssa): Destroy edge var map.
6059
        * tree-flow.h (struct _edge_var_map): New.
6060
        Define edge_var_map vector type.
6061
        Declare redirect_edge_var_map_* prototypes.
6062
        * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
6063
        * tree-cfg.c (reinstall_phi_args): Replace
6064
        PENDING_STMT use with redirect_edge_var_map_*.
6065
 
6066
2007-10-02  Diego Novillo  
6067
 
6068
        Merge with mainline @128957.
6069
 
6070
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
6071
        * configure: Regenerate.
6072
 
6073
2007-09-24  Diego Novillo  
6074
 
6075
        Merge with mainline @128708.
6076
 
6077
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
6078
        * configure: Regenerate.
6079
 
6080
2007-09-24  Diego Novillo  
6081
 
6082
        * gimple.h (gimple_code): Change argument type to
6083
        const_gimple.
6084
        (gimple_flags): Likewise.
6085
        (gimple_subcode): Likewise.
6086
        (gimple_next): Likewise.
6087
        (gimple_prev): Likewise.
6088
        (gimple_bb): Likewise.
6089
        (gimple_block): Likewise.
6090
        (gimple_locus): Likewise.
6091
 
6092
2007-09-15  Diego Novillo  
6093
 
6094
        * gimple-iterator.c (gsi_replace): Call gsi_insert_before and
6095
        gsi_remove to do the replacement.
6096
        (gsi_insert_before): Take the basic block from the iterator.
6097
        (gsi_insert_after): Likewise.
6098
        * gimple-iterator.h: Move inside gimple.h.
6099
        * tree-eh.c (make_eh_edge, make_eh_edges): Enable.
6100
        * gimple-pretty-print.c (dump_gimple_seq, dump_gimple_cond,
6101
        dump_gimple_bind, dump_gimple_try): Do not handle TDF_DETAILS.
6102
        (dump_gimple_switch): Fix display of case labels.
6103
        (dump_gimple_stmt): Handle TDF_DIAGNOSTIC.
6104
        (pp_cfg_jump): New.
6105
        (dump_implicit_edges): New.
6106
        (gimple_dump_bb_buff): Call it.
6107
        * domwalk.c (walk_dominator_tree):
6108
        * gimplify.c (gimplify_switch_expr): Fix generation of
6109
        GIMPLE_SWITCH labels.
6110
        (gimplify_case_label_expr): Emit a label for CASE_LABEL
6111
        instead of the CASE_LABEL_EXPR.
6112
        * Makefile.in (GIMPLE_H): Add dependency on BASIC_BLOCK_H.
6113
        * gimple.c (walk_gimple_stmt): Reverse meaning of return value
6114
        of CALLBACK_STMT.  Update all users.
6115
        Walk sub-statements of statements with bodies.
6116
        * gimple.h (GCC_GIMPLE_H): Rename from GCC_GIMPLE_IR_H.
6117
        Include vec.h, tm.h, hard-reg-set.h and basic-block.h.
6118
        (bb_seq, set_bb_seq): Move from tree-flow-inline.h
6119
        (gimple_label_set_label): Do not allow CASE_LABEL_EXPR.
6120
        (gsi_start_bb): New.  Update all users that were calling
6121
        gsi_start (bb_seq ()).
6122
        (struct gimple_stmt_iterator): Add field 'bb'.
6123
        * tree-cfg.c (build_gimple_cfg): Enable.
6124
        (create_bb): Create a new sequence if the given one is NULL.
6125
        (make_gimple_switch_edges): Rename from make_switch_expr_edges.
6126
        Update all users.
6127
        (cleanup_dead_labels): Fix handling of GIMPLE_SWITCH.
6128
        (group_case_labels): Likewise.
6129
        (verify_types_in_gimple_stmt): Do not allow CASE_LABEL_EXPR in
6130
        a GIMPLE_LABEL.
6131
 
6132
2007-09-13  Diego Novillo  
6133
 
6134
        * tree-pretty-print.c (dump_symbols, dump_generic_bb,
6135
        dump_bb_header, dump_bb_end, dump_phi_nodes, pp_cfg_jump,
6136
        dump_implicit_edges, dump_generic_bb_buff): Remove.
6137
        * value-prof.c (histogram_eq): Enable.
6138
        (dump_histograms_for_stmt): Adapt to tuples.
6139
        * value-prof.h (struct):
6140
        * cfghooks.h (struct cfg_hooks): Add int argument.
6141
        Update all users.
6142
        * gimple-dummy.c (gimple_remove_stmt_histograms,
6143
        remove_stmt_from_eh_region): Remove.
6144
        * gimple-iterator.h (gsi_start): Support NULL sequences.
6145
        * tree-eh.c (add_stmt_to_eh_region): Enable.
6146
        (remove_stmt_from_eh_region): Enable.
6147
        (lookup_stmt_eh_region): Enable.
6148
        (tree_could_throw_p): Enable.
6149
        (stmt_can_throw_internal): Enable.
6150
        * gimple-pretty-print.c: Include value-prof.h
6151
        (dump_gimple_cond): Do not insert a newline initially.
6152
        (dump_gimple_bind): Likewise.
6153
        (dump_gimple_try): Likewise.
6154
        (dump_gimple_asm): Likewise.
6155
        (dump_symbols): Move from tree-pretty-print.c
6156
        (dump_gimple_phi): New.
6157
        (dump_gimple_stmt): Call it..
6158
        (dump_bb_header): Move from tree-pretty-print.c
6159
        (dump_bb_end): Likewise.
6160
        (dump_phi_nodes): Likewise.
6161
        (gimple_dump_bb_buff): New.
6162
        (gimple_dump_bb): New.
6163
        * Makefile.in (gimple-pretty-print.o): Add dependency
6164
        value-prof.h
6165
        * tree-cfg.c (fold_cond_expr_cond): Handle cases where
6166
        fold_binary returns NULL.
6167
        (make_cond_expr_edges): Take locus from the first statement of
6168
        the destination blocks.
6169
        (tree_dump_bb): Remove.
6170
        (gimple_debug_bb): Rename from debug_tree_bb.
6171
        Update all users.
6172
        (gimple_debug_bb_n): Rename from debug_tree_bb_n.
6173
        Update all users.
6174
        (gimple_debug_cfg): Rename from debug_tree_cfg.
6175
        Update all users.
6176
        (gimple_dump_cfg): Rename from dump_tree_cfg.
6177
        Update all users.
6178
        (is_ctrl_altering_stmt): Call gimple_call_flags to determine
6179
        whether the function is const/pure.
6180
        * tree-ssa-operands.c (stmt_references_memory_p): Enable.
6181
 
6182
2007-09-11  Diego Novillo  
6183
 
6184
        * tree.h (struct tree_ssa_name): Add field def_stmt.
6185
        (SSA_NAME_DEF_STMT): Return it.
6186
        * tree-phinodes.c (create_phi_node): Return gimple.
6187
        Update all callers.
6188
        (add_phi_args): Change PHI argument to gimple.  Update all
6189
        callers.
6190
        (remove_phi_node): Call gimple_remove.
6191
        (phi_reverse): Remove.  Update all users.
6192
        * tree-ssa-alias-warnings.c: Disable.
6193
        * input.h (IS_LOCATION_EMPTY): Fix comparison of LOCATION_LINE.
6194
        * fold-const.c: Include gimple.h.
6195
        (fold_undefer_overflow_warnings): Change type of argument STMT to
6196
        gimple.  Update all users.
6197
        * cfghooks.h (struct cfg_hooks): Change
6198
        arguments to basic_block.  Update all users.
6199
        * tree-gimple.c (get_gimple_rhs_class): Change argument to
6200
        enum tree_code.  Update all users.  Move calls to
6201
        is_gimple_lvalue and is gimple_val...
6202
        (is_gimple_formal_tmp_rhs): ... here.
6203
        * tree-ssa-ccp.c (fold_stmt_r): Enable.
6204
        (fold_stmt): Enable.
6205
        (fold_stmt_inplace): Enable.  Adapt to tuples.
6206
        * ipa-pure-const.c (analyze_function): Disable.
6207
        * tree-ssa-propagate.c (get_rhs): Adapt to tuples.  Update all
6208
        users.
6209
        * gimple-dummy.c (ssa_operands_active): Remove dummy function.
6210
        (remove_stmt_from_eh_region, create_phi_node, add_phi_arg,
6211
        substitute_in_loop_info, release_defs, push_stmt_changes,
6212
        pop_stmt_changes, replace_exp): Add dummy functions.
6213
        * predict.c: Disable.
6214
        * gimple-iterator.c: Include tm.h and tree-flow.h
6215
        (gsi_delink): Remove.  Update all users.
6216
        (update_modified_stmt): Move from tree-cfg.c.
6217
        (gsi_insert_before): New.
6218
        (gsi_insert_seq_before): New.
6219
        (gsi_insert_after): New.
6220
        (gsi_insert_seq_after): New.
6221
        (gsi_for_stmt): New.
6222
        (gsi_move_after): New.
6223
        (gsi_move_before): New.
6224
        (gsi_move_to_bb_end): New.
6225
        * gimple-iterator.h (gsi_remove): New.
6226
        * tree-eh.c (add_stmt_to_eh_region_fn): Add comment
6227
        (add_stmt_to_eh_region): Likewise.
6228
        (remove_stmt_from_eh_region_fn): Likewise.
6229
        (remove_stmt_from_eh_region): Likewise.
6230
        (lookup_stmt_eh_region_fn): Likewise.
6231
        (lookup_stmt_eh_region): Likewise.
6232
        (tree_could_throw_p): Likewise.
6233
        (stmt_can_throw_internal): Likewise.
6234
        (tree_can_throw_external): Likewise.
6235
        * gimple-pretty-print.c (op_gimple_cond): Remove.  Update all
6236
        users.
6237
        * tree-affine.c (tree_to_aff_combination_expand): Disable.
6238
        * tree-flow-inline.h (op_iter_init_vdef): Call gimple_code
6239
        instead of TREE_CODE.
6240
        * gimplify.c (gimplify_cond_expr): Use enum tree_code instead
6241
        of enum gimple_cond as the subcode for GIMPLE_COND.
6242
        Do not switch around the conditional when the then clause is empty.
6243
        (tree_to_gimple_tuple): Remove.  Update all users.
6244
        (gimplify_omp_for):
6245
        (force_gimple_operand_gsi): Rename from force_gimple_operand_bsi.  Update all users.
6246
        * tree-dfa.c (find_referenced_vars): Disable.
6247
        (collect_dfa_stats): Likewise.
6248
        (collect_dfa_stats_r): Likewise.
6249
        * cfgexpand.c: Disable.
6250
        * tree-mudflap.c: Disable.
6251
        * print-tree.c: Include diagnostic.h.
6252
        (print_node): Call print_gimple_stmt when printing SSA_NAMEs.
6253
        * lambda-code.c: Disable.
6254
        * tree-profile.c (tree_init_edge_profiler): Disable.
6255
        (tree_gen_edge_profiler): Disable.
6256
        * tree-flow.h (block_stmt_iterator): Remove.  Update all users.
6257
        (const_block_stmt_iterator): Likewise.
6258
        * Makefile.in (print-tree.o): Add dependency on $(DIAGNOSTIC_H).
6259
        (gimple-iterator.o): Add dependency on $(TREE_FLOW_H) and
6260
        value-prof.h.
6261
        (gimple.o): Likewise.
6262
        (fold-const.o): Add dependency on $(GIMPLE_H).
6263
        * gimple.c: Include tm.h, hard-reg-set.h, basic-block.h,
6264
        tree-flow.h and value-prof.h.
6265
        (build_gimple_with_ops): Do not allocate operands if NUM_OPS == 0.
6266
        (build_gimple_return): Remove argument RESULT_DECL_P.  Update
6267
        all users.
6268
        (build_gimple_cond): Use enum tree_code instead of enum
6269
        gimple_cond as the subcode.  Update all users.
6270
        (gimple_cond_invert): Remove.  Update all users.
6271
        (walk_gimple_seq): Add arguments CALLBACK_STMT and
6272
        CALLBACK_OP.  Update all users.
6273
        (walk_gimple_asm): Likewise.
6274
        (walk_gimple_stmt): Likewise.
6275
        (gimple_remove): New.
6276
        (gimple_seq_reverse): New.
6277
        (set_gimple_bb): New.
6278
        * gimple.h (gimple_statement_base): Split field 'flags' into
6279
        fields 'subcode' and 'flags'.  Update all users.
6280
        (gimple_statement_with_ops): Rename field 'base' to
6281
        'gsbase'.  Update all users.
6282
        (gimple_statement_omp): Likewise.
6283
        (gimple_statement_bind): Likewise.
6284
        (gimple_statement_catch): Likewise.
6285
        (gimple_statement_eh_filter): Likewise.
6286
        (gimple_statement_phi): Likewise.
6287
        (gimple_statement_resx): Likewise.
6288
        (gimple_statement_try): Likewise.
6289
        (gimple_statement_omp_parallel): Likewise.
6290
        (enum gimple_cond): Remove.  Update all users.
6291
        (GIMPLE_NO_WARNING): Define.
6292
        (set_gimple_flags): Assert that FLAGS fits in 8 bits.
6293
        (add_gimple_flag): Likewise.
6294
        (set_gimple_subcode): New.  Use instead of set_gimple_flags
6295
        everywhere.
6296
        (gimple_subcode): New.  Use instead of gimple_flags
6297
        everywhere.
6298
        (gimple_no_warning_p): New.
6299
        (gimple_cond_set_code): New.
6300
        (gimple_cond_make_false): New.
6301
        (gimple_cond_make_true): New.
6302
        (gimple_phi_num_args): Rename from gimple_phi_nargs.  Update
6303
        all users.
6304
        * tree-cfg.c (build_gimple_cfg): Return immediately.
6305
        (set_bb_for_stmt): Remove.  Move functionality to
6306
        set_gimple_bb.  Update all users.
6307
        (factor_computed_gotos):
6308
        (bsi_for_stmt): Remove.
6309
        (bsi_insert_before): Remove.
6310
        (bsi_insert_seq_before): Remove.
6311
        (bsi_insert_after): Remove.
6312
        (bsi_insert_seq_after): Remove.
6313
        (bsi_remove): Remove.
6314
        (bsi_move_after): Remove.
6315
        (bsi_move_before): Remove.
6316
        (bsi_move_to_bb_end): Remove.
6317
        (bsi_replace): Remove.
6318
        (tree_verify_flow_info): Adapt to tuples.
6319
        (tree_make_forwarder_block): Likewise.
6320
        (tree_try_redirect_by_replacing_jump): Likewise.
6321
        (tree_redirect_edge_and_branch): Likewise.
6322
        (tree_purge_dead_eh_edges): Likewise.
6323
        (gimple_cfg_hooks): Enable some hooks.
6324
        * tree-ssanames.c (make_ssa_name): Change type of STMT to
6325
        gimple.  Update all users.
6326
        * tree-ssa-operands.c (ssa_operands_active): Enable.
6327
 
6328
2007-08-31  Diego Novillo  
6329
 
6330
        * tree-gimple.c (is_gimple_addressable): Tidy.
6331
        * Makefile.in (tree-ssa-structalias.o): Disable dependency on
6332
        GTY header file.
6333
        (tree-ssa-propagate.o): Likewise.
6334
        (tree-phinodes.o): Likewise.
6335
        (tree-scalar-evolution.o): Likewise.
6336
        (tree-vect-generic.o): Likewise.
6337
        * gimple.h (struct gimple_statement_phi): Change type of
6338
        fields 'capacity' and 'nargs' to size_t.
6339
        Update all users.
6340
        * tree-cfg.c (verify_gimple_unary_expr): Remove.  Update all
6341
        users.
6342
        (verify_gimple_binary_expr): Remove.  Update all users.
6343
        (verify_types_in_gimple_min_lval): Rename from
6344
        verify_gimple_min_lval.
6345
        (verify_types_in_gimple_reference): Rename from
6346
        verify_gimple_reference.
6347
        (verify_gimple_tree_expr): Remove.
6348
        Move checks to verify_types_in_gimple_assign.
6349
        (verify_types_in_gimple_call): Rename from verify_gimple_call.
6350
        (verify_types_in_gimple_cond): Rename from verify_gimple_cond.
6351
        (verify_types_in_gimple_assign): Rename from verify_gimple_assign.
6352
        (verify_types_in_gimple_switch): Rename from verify_gimple_switch.
6353
        (verify_types_in_gimple_phi): New.
6354
        verify_types_in_gimple_return): Rename from
6355
        verify_gimple_return.
6356
        (verify_types_in_gimple_stmt): Rename from verify_gimple_stmt.
6357
        (verify_types_in_gimple_seq): Rename from verify_gimple_seq.
6358
 
6359
2007-08-30  Chris Matthews  
6360
            Diego Novillo  
6361
 
6362
        * gimplify.c (gimplify_body): Call verify_gimple_seq if
6363
        ENABLE_TYPES_CHECKING is set.
6364
        * gimple.h (is_gimple_omp): New.
6365
        * tree-cfg.c (verify_gimple_tree_expr): Rename from
6366
        verify_gimple_expr.
6367
        Verify tree nodes that should disappear after conversion to
6368
        GIMPLE.
6369
        Do not handle COND_EXPR, CALL_EXPR.
6370
        (verify_gimple_modify_stmt): Remove.
6371
        (verify_gimple_call): New.
6372
        (verify_gimple_cond): New.
6373
        (verify_gimple_assign): New.
6374
        (verify_gimple_return): New.
6375
        (verify_gimple_switch): New.
6376
        (verify_gimple_stmt):  Change input argument to type gimple.
6377
        Call new verifiers.
6378
        (verify_gimple_seq): Rename from verify_gimple_1.
6379
 
6380
2007-08-30  Diego Novillo  
6381
 
6382
        * gimple-low.c (gimple_try_catch_may_fallthru): Call
6383
        gimple_code instead of gimple_flags.
6384
        * gimple.c (set_gimple_body): Use gimple_seq instead of gimple
6385
        when accessing vector gimple_bodies_vec.
6386
        (gimple_body): Likewise.
6387
        (gimple_assign_copy_p): New.
6388
        * gimple.h (enum gimple_try_kind): New.
6389
        (GIMPLE_TRY_CATCH): Move inside enum gimple_try_kind.
6390
        (GIMPLE_TRY_FINALLY): Likewise.
6391
        (gimple_assign_copy_p): Declare.
6392
        (gimple_assign_rhs_code): New.
6393
        Update callers that used to call gimple_flags.
6394
        (gimple_cond_code): New.
6395
        Update callers that used to call gimple_flags.
6396
        (gimple_try_kind): New.
6397
        (gimple_nop_p): Tidy comment.
6398
        * gimple-pretty-print.c (dump_unary_rhs): New.
6399
        (dump_gimple_assign): Call it.
6400
 
6401
2007-08-30  Diego Novillo  
6402
 
6403
        * gimplify.c (gimplify_cond_expr): When gimplifying a ?: call
6404
        gimplify_stmt with the expression just built instead of the
6405
        original expression.
6406
        Use the correct labels when calling build_gimple_cond.
6407
 
6408
 
6409
2007-08-30  Diego Novillo  
6410
 
6411
        * tree-vrp.c: Disable.
6412
        * tree-loop-linear.c: Disable.
6413
        * tree-into-ssa.c: Disable.
6414
        * tree-ssa-loop-im.c: Disable.
6415
        * tree-complex.c: Disable.
6416
        * cgraphbuild.c: Disable most functions.
6417
        * tree-ssa-threadupdate.c: Disable.
6418
        * tree-ssa-loop-niter.c: Disable.
6419
        * tree-pretty-print.c: Disable.
6420
        * tree-ssa-loop-unswitch.c: Disable.
6421
        * tree-ssa-loop-manip.c: Disable.
6422
        * value-prof.c: Disable.
6423
        * tree-tailcall.c: Disable.
6424
        * tree-ssa-loop-ch.c: Disable.
6425
        * tree-scalar-evolution.c: Disable.
6426
        * tree-phinodes.c: Disable.
6427
        * omp-low.c: Disable.
6428
        * tree-ssa-dse.c: Disable.
6429
        * ipa-reference.c: Disable.
6430
        * tree-ssa-uncprop.c: Disable.
6431
        * tree-ssa-sccvn.c: Disable.
6432
        * cgraphunit.c (verify_cgraph_node): Disable basic block traversal.
6433
        * tree-ssa-copyrename.c: Disable.
6434
        * tree-ssa-ccp.c: Disable most functions.
6435
        * tree-ssa-loop-ivopts.c: Disable.
6436
        * tree-stdarg.c: Disable.
6437
        * tree-ssa-math-opts.c: Disable.
6438
        * tree-ssa-dom.c: Disable most functions.
6439
        * tree-nrv.c: Disable.
6440
        * tree-ssa-propagate.c: Disable.
6441
        * gimple-dummy.c: New file.
6442
        * tree-ssa-alias.c: Disable most functions.
6443
        * tree-ssa-sink.c: Disable.
6444
        * expr.c (expand_expr_real): Disable call to
6445
        lookup_stmt_eh_region.
6446
        * tree-ssa-loop-ivcanon.c: Disable.
6447
        * predict.c (strip_builtin_expect): Disable.
6448
        (tree_predict_by_opcode): Disable.
6449
        (return_prediction): Disable.
6450
        (apply_return_prediction): Disable.
6451
        (tree_bb_level_predictions): Disable.
6452
        (tree_estimate_probability): Disable.
6453
        (predict_paths_leading_to): Disable.
6454
        * gimple-iterator.c (gsi_replace): Mark unused arguments with
6455
        ATTRIBUTE_UNUSED.
6456
        * tree-ssa-ifcombine.c: Disable.
6457
        * matrix-reorg.c: Disable.
6458
        * c-decl.c (c_gimple_diagnostics_recursively): Disable call to
6459
        diagnose_omp_structured_block_errors.
6460
        * tree-eh.c: Disable most functions.
6461
        * tree-vectorizer.c: Disable.
6462
        * tree-vectorizer.h (nested_in_vect_loop_p): Disable.
6463
        * ipa-type-escape.c: Disable.
6464
        * tree-if-conv.c: Disable.
6465
        * profile.c: Disable.
6466
        * tree-data-ref.c: Disable.
6467
        * tree-flow-inline.h (bsi_start): Set bsi.gsi to NULL if the
6468
        block is invalid.
6469
        (bsi_last): Likewise.
6470
        (op_iter_next_use): Disable call to PHI_ARG_DEF_PTR.
6471
        * tree-vect-analyze.c: Disable.
6472
        * gimplify.c (gimple_conditional_context): Disable.
6473
        (gimple_push_cleanup): Disable.
6474
        (gimplify_omp_parallel): Disable calls to
6475
        push_gimplify_context and pop_gimplify_context.
6476
        * tree-ssa-phiopt.c: Disable.
6477
        * calls.c (emit_call_1): Disable calls to lookup_stmt_eh_region.
6478
        (expand_call): Likewise.
6479
        (emit_library_call_value_1): Initialize low_to_save and
6480
        high_to_save.
6481
        * tree-ssa-coalesce.c: Disable.
6482
        * tree-dfa.c (make_rename_temp): Disable call to
6483
        mark_sym_for_renaming.
6484
        (find_new_referenced_vars_1): Likewise.
6485
        (collect_dfa_stats): Disable CFG iteration.
6486
        (collect_dfa_stats_r): Disable.
6487
        (mark_symbols_for_renaming): Disable.
6488
        * cfgexpand.c (maybe_dump_rtl_for_tree_stmt): Disable.
6489
        (label_rtx_for_bb): Disable.
6490
        (expand_gimple_cond_expr): Disable.
6491
        (expand_gimple_tailcall): Disable.
6492
        (expand_gimple_basic_block): Disable.
6493
        * tree-cfgcleanup.c: Disable.
6494
        * tree-ssa-pre.c: Disable.
6495
        * tree-ssa-live.c: Disable.
6496
        * tree-sra.c: Disable most functions..
6497
        * tree-predcom.c: Disable.
6498
        * tree-mudflap.c: Disable.
6499
        * ipa-prop.c: Disable.
6500
        * tree-ssa-copy.c (may_propagate_copy): Disable.
6501
        (propagate_value): Disable.
6502
        (execute_copy_prop): Disable.
6503
        (do_copy_prop): Disable.
6504
        (store_copy_prop): Disable.
6505
        * tree-ssa-forwprop.c: Disable.
6506
        * tree-ssa-dce.c: Disable.
6507
        * tree-vect-patterns.c: Disable.
6508
        * tree-ssa-ter.c: Disable.
6509
        * tree-ssa.c: Disable.
6510
        * lambda-code.c: Disable.
6511
        * tree-ssa-loop-prefetch.c: Disable.
6512
        * tree-inline.c: Disable most functions.
6513
        * tree-optimize.c (execute_fixup_cfg_pre_ipa): Disable.
6514
        (execute_fixup_cfg): Disable.
6515
        (execute_cleanup_cfg_post_optimizing): Disable.
6516
        (execute_fixup_cfg): Disable.
6517
        * tree-vect-transform.c: Disable.
6518
        * tree-object-size.c: Disable.
6519
        * tree-outof-ssa.c: Disable.
6520
        * cfgloop.c (find_subloop_latch_edge_by_profile): Disable.
6521
        (find_subloop_latch_edge_by_ivs): Disable.
6522
        * tree-profile.c: Disable most functions.
6523
        * c-gimplify.c (add_block_to_enclosing): Disable.
6524
        * tree-vect-generic.c: Disable.
6525
        * tree-flow.h (struct function_ann_d): Disable field
6526
        reference_vars_info.
6527
        * Makefile.in: Force -Werror even during stage 1.
6528
        (OBJS-common): Add gimple-dummy.o.
6529
        (GTFILES): Remove tree-scalar-evolution.c,
6530
        tree-ssa-propagate.c, tree-vect-generic.c,
6531
        tree-ssa-structalias.h, tree-ssa-structalias.c,
6532
        ipa-reference.h, omp-low.c, tree-phinodes.c, ipa-reference.c
6533
        * tree-ssa-structalias.c: Disable.
6534
        * tree-cfg.c: Disable most functions.
6535
        * passes.c (finish_optimization_passes): Disable call to
6536
        end_branch_prob.
6537
        (init_optimization_passes): Disable the registration of
6538
        several passes.
6539
        (execute_function_todo): Disable calls to update_ssa and
6540
        need_ssa_update_p.
6541
        * tree-ssa-reassoc.c: Disable.
6542
        * tree-ssanames.c: Disable.
6543
        * tree-ssa-threadedge.c: Disable.
6544
        * tree-ssa-operands.c: Disable.
6545
 
6546
2007-08-29  Aldy Hernandez  
6547
 
6548
        * tree-ssa-operands.h (pop_stmt_changes, push_stmt_changes):
6549
        Argument is gimple.
6550
        (struct ssa_operand_iterator_d): Member phi_stmt is gimple.
6551
        * value-prof.c (gimple_add_histogram_value): Adjust for tuples.
6552
        (gimple_duplicate_stmt_histograms): Same.
6553
        * value-prof.h (gimple_add_histogram_value): Same.
6554
        (gimple_duplicate_stmt_histograms): Same.
6555
        * tree-flow-inline.h (clear_and_done_ssa_iter): Same.
6556
        (op_iter_init): Same.
6557
        (op_iter_init_phiuse): Same.
6558
        * tree-flow.h (stmt_references_memory_p): Same.
6559
        * tree-cfg.c (tree_can_merge_blocks_p): Same.
6560
        (remove_bb): Same.
6561
        (find_taken_edge): Same.
6562
        (tree_cfg2vcg): Same.
6563
        (first_stmt): Same.
6564
        (last_stmt): Same.
6565
        (bsi_move_after): Same.
6566
        (bsi_move_before): Same.
6567
        (tree_find_edge_insert_loc): Same.
6568
        Remove code handling a GIMPLE_MODIFY_STMT inside a RETURN_EXPR.
6569
        (delete_tree_cfg_annotations): Remove code to remove annotations.
6570
        * tree-ssa-operands.c (struct scb_d): Stmt_p is a gimple *.
6571
        (push_stmt_changes): Adjust for tuples.
6572
        (mark_difference_for_renaming): Same.
6573
        (pop_stmt_changes): Same.
6574
        (stmt_references_memory_p): Same.
6575
 
6576
2007-08-29  Aldy Hernandez  
6577
 
6578
        * tree-ssa-operands.h: Remove DEF_OPS, USE_OPS, VUSE_OPS,
6579
        VDEF_OPS, LOADED_SYMS, STORED_SYMS.
6580
        * tree-pretty-print.c (dump_generic_node): Adjust accordingly.
6581
        (dump_vops): use gimple_v*_ops.  Adjust accordingly.
6582
        * gimple.def: Add to comment.
6583
        * tree-ssa-alias.c (create_structure_vars): Adjust for tuples.
6584
        * tree-flow-inline.h (op_iter_init): Make stmt gimple.  Use
6585
        gimple_*_ops functions.
6586
        (op_iter_init_use): Make stmt gimple.
6587
        (op_iter_init_def): Same.
6588
        (op_iter_init_vdef): Same.
6589
        (single_ssa_tree_operand): Same.
6590
        (single_ssa_use_operand): Same.
6591
        (single_ssa_def_operand): Same.
6592
        (zero_ssa_operands): Same.
6593
        (num_ssa_operands): Same.
6594
        (compare_ssa_operands_equal): Make stmt[12] gimple.
6595
        (link_use_stmts_after): Adjust for tuples.
6596
        * tree-ssa-structalias.c (update_alias_info): Use
6597
        gimple_stored_syms and gimple_loaded_syms.
6598
        * gimple.h (gimple_has_mem_ops): New.
6599
        (gimple_def_ops): New.
6600
        (set_gimple_def_ops): New.
6601
        (gimple_use_ops): New.
6602
        (set_gimple_use_ops): New.
6603
        (gimple_vuse_ops): New.
6604
        (set_gimple_vuse_ops): New.
6605
        (gimple_vdef_ops): New.
6606
        (set_gimple_vdef_ops): New.
6607
        (gimple_loaded_syms): New.
6608
        (gimple_stored_syms): New.
6609
        * tree-ssa-operands.c (finalize_ssa_defs): Adjust for tuples.
6610
        (copy_virtual_operands): Same.
6611
        (swap_tree_operands): Same.
6612
 
6613
2007-08-28  Aldy Hernandez  
6614
 
6615
        * Revert the parts of Kaveh's constification patch.that duplicate
6616
        API calls.
6617
 
6618
2007-08-27  Diego Novillo  
6619
 
6620
        Merge with mainline @127831.
6621
 
6622
        * configure.ac (ACX_PKGVERSION): Update revision merge string.
6623
        * configure: Regenerate.
6624
 
6625
2007-08-25  Diego Novillo  
6626
 
6627
        * tree.c (build_gimple_modify_stmt_stat): Add depecrate note.
6628
        * omp-low.c (scan_omp_1): Disable.
6629
        (scan_omp): Likewise.
6630
        (lower_omp_for): Likewise.
6631
        (lower_omp_parallel): Likewise.
6632
        (lower_omp_1): Likewise.
6633
        (lower_omp): Likewise.
6634
        (diagnose_sb_1): Likewise.
6635
        (diagnose_sb_2): Likewise.
6636
        (diagnose_omp_structured_block_errors): Likewise.
6637
        * tree-gimple.h (_TREE_GIMPLE_H): Rename from _TREE_SIMPLE_H.
6638
        (gimplify_body): Return the new GIMPLE body.
6639
        (struct walk_stmt_info): Move to gimple.h.
6640
        * gimple-low.c (lower_function_body): Assert that the function
6641
        body is a single GIMPLE_BIND statement.
6642
        Create a new gimple sequence to lower the existing body.
6643
        Replace the function body with the new lowered sequence.
6644
        (pass_lower_cf): Enable GIMPLE lowering.
6645
        (lower_omp_directive): Disable.
6646
        (lower_stmt): Do not call lower_omp_directive.
6647
        (gimple_stmt_may_fallthru): Factor out of ...
6648
        (gimple_seq_may_fallthru): ... here.
6649
        * gimple-iterator.c (gsi_replace): New.
6650
        * gimple-iterator.h (gsi_replace): Declare.
6651
        * gimple-pretty-print.c: Do not include gimple-iterator.h
6652
        * gimplify.c (gimplify_asm_expr): Tidy.
6653
        Store the whole TREE_LIST node in the inputs and outputs vectors.
6654
        (gimple_push_cleanup): Disable completely.
6655
        (gimplify_body): Return a GIMPLE_BIND holding the gimplified
6656
        body.
6657
        Update all users.
6658
        (gimplify_function_tree): Create a GIMPLE sequence to hold
6659
        the gimplified body.
6660
        * tree-flow.h (gimple_stmt_may_fallthru): Declare.
6661
        * Makefile.in (GIMPLE_H): Add gimple-iterator.h.
6662
 
6663
2007-08-25  Diego Novillo  
6664
 
6665
        * tree-nested.c: Re-implement to use GIMPLE tuples.
6666
        (init_tmp_var_with_call): New.
6667
        (init_tmp_var): Adapt to GIMPLE tuples.
6668
        (save_tmp_var): Likewise.
6669
        (convert_nl_goto_receiver): Likewise.
6670
        (finalize_nesting_tree_1): Likewise.
6671
        (gsi_gimplify_val): Likewise.
6672
        Rename from tsi_gimplify_val.  Update all users.
6673
        (walk_asm_expr): Remove.
6674
        (walk_stmts): Remove.
6675
        (walk_body): Call walk_gimple_seq.
6676
        Add new argument callback_op.  Update all users.
6677
        (walk_function): Add argument callback_op.  Update all users.
6678
        (convert_nonlocal_reference_op): Rename from
6679
        convert_nonlocal_omp_reference.  Update all users.
6680
        (convert_nonlocal_reference_stmt): New.  Handle GIMPLE
6681
        statements that used to be tree nodes.
6682
        (convert_local_reference_op): Rename from
6683
        convert_local_reference.  Update all users.
6684
        (convert_local_reference_stmt): New.  Handle GIMPLE statements
6685
        that used to be tree nodes.
6686
        (convert_nl_goto_reference): Convert to walk_stmt_fn callback.
6687
        Update all users.
6688
        (convert_tramp_reference_op): Rename from
6689
        convert_tramp_reference.  Update all users.
6690
        (convert_tramp_reference_stmt): New.  Handle GIMPLE statements
6691
        that used to be tree nodes.
6692
        (convert_gimple_call): Rename from convert_call_expr.  Convert
6693
        to be a walk_stmt_fn callback.
6694
        * gimple.c (gimple_seq_add): Rename from gimple_add.  Update
6695
        all users.
6696
        (walk_gimple_seq): Rename from walk_seq_ops.  Update all
6697
        users.
6698
        (walk_gimple_stmt): Rename from walk_tuple_ops.  Update all
6699
        users.
6700
        Use two callback functions one for statements and another for
6701
        operands.  If either is NULL do not invoke it.
6702
        Allow callbacks to replace operands.
6703
        (WALKIT): Remove.
6704
        (walk_gimple_asm): New.
6705
        * gimple.h: Include ggc.h
6706
        (gimple_seq_alloc): New.  Use everywhere a GIMPLE sequence is
6707
        allocated.
6708
        (gimple_op_ptr): New.
6709
        (gimple_call_arg_ptr): New.
6710
        (gimple_catch_types_ptr): New.
6711
        (gimple_eh_filter_types_ptr): New.
6712
        (gimple_omp_critical_name_ptr): New.
6713
        (gimple_omp_for_clauses_ptr): New.
6714
        (gimple_omp_for_index_ptr): New.
6715
        (gimple_omp_for_initial_ptr): New.
6716
        (gimple_omp_for_final_ptr): New.
6717
        (gimple_omp_for_incr_ptr): New.
6718
        (gimple_omp_parallel_clauses_ptr): New.
6719
        (gimple_omp_parallel_child_fn_ptr): New.
6720
        (gimple_omp_parallel_data_arg_ptr): New.
6721
        (gimple_omp_single_clauses_ptr): New.
6722
        (gimple_omp_sections_clauses_ptr): New.
6723
        (walk_stmt_fn): New type.
6724
        (struct walk_stmt_info): Move from tree-gimple.h.
6725
        Rename field callback to callback_op.
6726
        Add new field callback_stmt.
6727
        Replace field tsi with gsi of type gimple_stmt_iterator.
6728
        (walk_gimple_seq): Declare.
6729
        (walk_gimple_stmt): Declare.
6730
        * tree-cfg.c (execute_build_cfg): Do not call
6731
        build_gimple_cfg.
6732
        (pass_build_cfg): Enable.
6733
        Disable TODO_verify_stmts and TODO_cleanup_cfg.
6734
 
6735
2007-08-22  Aldy Hernandez  
6736
 
6737
        * tree-phinodes.c (reserve_phi_args_for_new_edge): Comment out
6738
        call to phi_nodes_ptr.
6739
        (remove_phi_node): Same.
6740
        * tree-flow-inline.h (get_lineno): Work with empty statements or
6741
        empty locations.
6742
        (phi_nodes_ptr): Remove.
6743
        (phi_arg_index_from_use): Adjust for tuples.
6744
        (bsi_stmt_ptr): Add ATTRIBUTE_UNUSED.
6745
        (op_iter_init): Remove assertion.
6746
        (next_imm_use_stmt): Change NULL_TREE to NULL.
6747
        * tree-dfa.c (mark_symbols_for_renaming): Adjust for tuples.
6748
        * tree-flow.h: Remove bb_for_stmt prototype.
6749
        (mark_symbols_for_renaming): Make argument gimple.
6750
 
6751
2007-08-22  Aldy Hernandez  
6752
 
6753
        Change all instances of bb_for_stmt to gimple_bb throughout.
6754
 
6755
        * gimple.h (gimple_omp_parallel_combined_p): New.
6756
        * tree-ssa-operands.h (update_stmt_operands): Argument is now
6757
        gimple.
6758
        * tree-ssa-threadupdate.c (rederiction_block_p): Use gimple_nop_p
6759
        instead of IS_EMPTY_STMT.
6760
        * tree-ssa-loop-niter.c: Disable use of COND_EXPR_COND.
6761
        * tree-pretty-print.c (dump_bb_header): Adjust for tuples.
6762
        * cgraph.c (cgraph_add_new_function): Rename
6763
        tree_register_cfg_hooks to gimple_register_cfg_hooks.
6764
        * value-prof.c (set_histogram_value): Stmt type is now gimple.
6765
        (gimple_histogram_value): Same.
6766
        (gimple_remove_histogram_value): Same.
6767
        (gimple_remove_stmt_histograms): Same.
6768
        * tree.h (struct ssa_use_operand_d): Same.
6769
        * value-prof.h (struct histogram_value_t): Same.
6770
        Change gimple_*histogram* prototypes to use gimple instead of
6771
        tree.
6772
        * ipa-cp.c (ipcp_insert_stage): Rename tree_register_cfg_hooks to
6773
        gimple_register_cfg_hooks.
6774
        * cfghooks.c (gimple_register_cfg_hooks): Rename from
6775
        tree_register_cfg_hooks.  Initialize cfg_hooks to gimple_cfg_hooks.
6776
        (current_ir_type): Rename tree_cfg_hooks to gimple_cfg_hooks.
6777
        * input.h (IS_LOCATION_EMPTY): New.
6778
        * cfghooks.h: Rename tree_cfg_hooks to gimple_cfg_hooks.  Rename
6779
        tree_register_cfg_hooks to gimple_register_cfg_hooks.
6780
        * omp-low.c (determine_parallel_type): Adjust for tuples.
6781
        (expand_omp_parallel): Rename bb_stmt_list to bb_seq.
6782
        (expand_omp_for_generic): Call gimple_omp_return_nowait_p.
6783
        (expand_omp_for_static_nochunk): Same.
6784
        (expand_omp_sections): Call gimple_omp_section_last_p.
6785
        (expand_omp_single): Comment out call to find_omp_clause.
6786
        Call gimple_omp_return_nowait_p.
6787
        * cgraphunit.c: Rename tree_register_cfg_hooks to
6788
        gimple_register_cfg_hooks.
6789
        * tree-ssa-propagate.c: Comment out non working code.
6790
        * matrix-reorg.c (matrix_reorg): Rename tree_register_cfg_hooks to
6791
        gimple_register_cfg_hooks.
6792
        * tree-eh.c (add_stmt_to_eh_region_fn): Change `t' type to gimple.
6793
        Adjust accordingly.
6794
        (add_stmt_to_eh_region): Same.
6795
        (remove_stmt_from_eh_region_fn): Same.
6796
        (remove_stmt_from_eh_region): Same.
6797
        (lookup_stmt_eh_region_fn): Same.
6798
        (lookup_stmt_eh_region): Same.
6799
        (make_eh_edges): Adjust for tuples.
6800
        (stmt_can_throw_internal): Rename from tree_can_throw_internal.
6801
        Adjust for tuples.
6802
        (maybe_clean_or_replace_eh_stmt): Arg types are now gimple.
6803
        * tree-vectorizer.c: Rename tree_register_cfg_hooks to
6804
        gimple_register_cfg_hooks.
6805
        * tree-if-conv.c (combine_blocks): Adjust for tuples.
6806
        * profile.c (branch_prob): Same.
6807
        * tree-flow-inline.h (bb_for_stmt): Remove.
6808
        (get_lineno): Adjust for tuples.
6809
        (noreturn_call_p): Same.
6810
        (mark_stmt_modified): Same.
6811
        (update_stmt): Same.
6812
        (update_stmt_if_modified): Same.
6813
        (stmt_modified_p): Same.
6814
        (link_imm_use_stmt): Same.
6815
        (relink_imm_use_stmt): Same.
6816
        (single_imm_use): Same.
6817
        (gimple_phi_arg_def): New.
6818
        (gimple_phi_arg_edge): New.
6819
        (phi_nodes): Adjust for tuples.
6820
        (phi_nodes_ptr): Same.
6821
        (set_phi_nodes): Same.
6822
        (bb_seq): Rename from bb_stmt_list and adjust for tuples.
6823
        (set_bb_seq): Rename from set_bb_stmt_list and adjust for tuples.
6824
        (bsi_start): Adjust for tuples.
6825
        (bsi_after_labels): Adjust for tuples.
6826
        (bsi_last): Same.
6827
        (bsi_next): Same.
6828
        (bsi_prev): Same.
6829
        (bsi_stmt): Same.
6830
        (bsi_stmt_ptr): Same.
6831
        (loop_containing_stmt): Same.
6832
        (delink_stmt_imm_use): Same.
6833
        (first_imm_use_stmt): Same.
6834
        (next_imm_use_stmt): Same.
6835
        * gimplify.c (force_gimple_operand_bsi): Same.
6836
        * coretypes.h (const_gimple): New.
6837
        * tree-ssa-phiopt.c (empty_block_p): Call gimple_nop_p.
6838
        (conditional_replacement): Comment out COND_EXPR_COND.
6839
        (value_replacement): Comment out COND_EXPR_COND.
6840
        (minmax_replacement): Same.
6841
        (abs_replacement): Same.
6842
        * except.h (*eh_region*): Change trees to gimple.
6843
        (struct throw_stmt_node): Change stmt type to gimple.
6844
        * cfgexpand.c (label_rtx_for_bb): Adjust for tuples.
6845
        (expand_gimple_cond_expr): Same.
6846
        (expand_gimple_basic_block): Same.
6847
        * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Same.
6848
        * tree-ssa-pre.c (realify_fake_stores): Comment out non working
6849
        code.
6850
        * tree-ssa-forwprop.c (propagate_with_phi): Rename
6851
        tree_can_throw_internal stmt_can_throw_internal.
6852
        * tree-inline.c (copy_edges_for_bb): Rename
6853
        tree_can_throw_internal to stmt_can_throw_internal.
6854
        (initialize_cfun): Same.
6855
        (copy_cfg_body): Same.
6856
        (gimple_expand_calls_inline): Same.
6857
        (make_nonlocal_label_edges): Rename tree_can_make_abnormal_goto to
6858
        stmt_can_make_abnormal_goto.
6859
        * tree-optimize.c (tree_lowering_passes): Rename
6860
        tree_register_cfg_hooks to gimple_register_cfg_hooks.
6861
        (tree_rest_of_compilation): Same.
6862
        * tree-flow.h (struct gimple_df): Make modified_noreturn_calls a
6863
        vector of gimple types.
6864
        Adjust prototypes for tuples.
6865
        (struct block_stmt_iterator): Make iterator a gimple iterator.
6866
        (enum bsi_iterator_update): Remove BSI_CHAIN_START and
6867
        BSI_CHAIN_END.
6868
        * Makefile.in (tree-cfg.o): Depend on GIMPLE_H.
6869
        (GTFILES): Move gimple.[hc] entries before tree-flow.h.
6870
        * basic-block.h (struct edge_def): Make goto_locus of type
6871
        location_t.
6872
        (union basic_block_il_dependent): Adjust for tuples.
6873
        (gimple_bb_info): Rename from tree_bb_info.  Adjust for tuples.
6874
        * tree-cfg.c: Include gimple.h.
6875
        Adjust prototypes for tuples.
6876
        (build_gimple_cfg): Rename from build_tree_cfg.  Adjust for
6877
        tuples.
6878
        (execute_build_cfg): Rename build_tree_cfg call to
6879
        build_gimple_cfg.
6880
        (factor_computed_gotos): Adjust for tuples.
6881
        (make_blocks): Same.
6882
        (create_bb): Same.
6883
        (fold_cond_expr_cond): Same.
6884
        (make_edges): Same.
6885
        (make_cond_expr_edges): Same.
6886
        (make_switch_expr_edges): Same.
6887
        (make_goto_expr_edges): Same.
6888
        (cleanup_dead_labels): Same.
6889
        (group_case_labels): Same.
6890
        (tree_can_merge_blocks_p): Same.
6891
        (replace_uses_by): Same.
6892
        (tree_merge_blocks): Same.
6893
        (is_ctrl): Same.
6894
        (is_ctrl_altering_stmt): Same.
6895
        (computed_goto_p): Same.
6896
        (simple_goto_p): Same.
6897
        (stmt_can_make_abnormal_goto): Rename from
6898
        tree_can_make_abnormal_goto.
6899
        Adjust for tuples.
6900
        (stmt_starts_bb_p): Adjust for tuples.
6901
        (stmt_ends_bb_p): Same.
6902
        (first_stmt): Same.
6903
        (last_stmt): Same.
6904
        (last_and_only_stmt): Same.
6905
        (set_bb_for_stmt): Same.
6906
        (change_bb_for_stmt): Same.
6907
        (bsi_for_stmt): Same.
6908
        (update_modified_stmt): Rename from update_modified_stmts.
6909
        Adjust for tuples.
6910
        Handle only one statement.
6911
        (bsi_insert_before): Adjust for tuples.
6912
        (bsi_insert_after): Same.
6913
        (bsi_insert_seq_before): New.
6914
        (bsi_insert_seq_after): New.
6915
        (bsi_remove): Ajust for tuples.
6916
        (bsi_replace): Same.
6917
        (verify_stmt): Same.
6918
        (gimple_split_block): Rename from tree_split_block.
6919
        Adjust for tuples.
6920
        (tree_purge_dead_abnormal_call_edges): Adjust for tuples.
6921
        (tree_cfg_hooks): Same.
6922
        * tree-ssa-operands.c (update_stmt_operands): Same.
6923
 
6924
2007-08-22  Aldy Hernandez  
6925
 
6926
        * Makefile.in (TREE_GIMPLE_H): Depend on GIMPLE_H.
6927
        * gimple-iterator.h: Do not include gimple.h.
6928
        * gimple.h (OMP_SECTION_LAST_FLAG): New.
6929
        (gimple_omp_return_nowait_p): New.
6930
        (gimple_omp_section_last_p): New.
6931
        (gimple_switch_set_num_labels): New.
6932
        (gimple_nop_p): New.
6933
 
6934
2007-08-17  Aldy Hernandez  
6935
 
6936
        Revert this change:
6937
 
6938
        2007-08-14  Aldy Hernandez  
6939
 
6940
        * gimple.c (gimple_call_flags): Make sure this is a GIMPLE_CALL.
6941
 
6942
2007-08-14  Aldy Hernandez  
6943
 
6944
        * gimple-iterator.c (gsi_split_seq_after): New.
6945
        (gsi_split_seq_before): New.
6946
        * gimple-iterator.h: Prototype above two functions.
6947
 
6948
2007-08-14  Aldy Hernandez  
6949
 
6950
        * gimple.h (gimple_has_ops): New.
6951
        (gimple_modified): New.
6952
        (set_gimple_modified): New.
6953
        (gimple_switch_default_label): Call gimple_switch_label.
6954
        (gimple_switch_set_default_label): Call gimple_switch_set_label.
6955
 
6956
2007-08-14  Aldy Hernandez  
6957
 
6958
        * gimple.c (gimple_call_flags): Make sure this is a GIMPLE_CALL.
6959
 
6960
2007-08-14  Diego Novillo  
6961
 
6962
        Merge with mainline @127480.
6963
 
6964
        * version.c (VERSUFFIX): Update.
6965
 
6966
2007-08-09  Diego Novillo  
6967
 
6968
        * gimple-low.c: Document conversion to Low GIMPLE.
6969
        * Makefile.in (gimple.o): Add dependency on gt-gimple.h
6970
        (GTFILES): Add gimple.c.
6971
        * gimple.c (gimple_bodies_vec): New.
6972
        (gimple_bodies_map): Rename from gimple_bodies.
6973
        (gss_for_code): Return GSS_ASM for GIMPLE_ASM.
6974
        (walk_tuple_ops): Handle GSS_ASM like GSS_WITH_OPS.
6975
        (set_gimple_body): Push body into gimple_bodies_vec and create
6976
        a mapping to array index in gimple_bodies_map.
6977
        (gimple_body): Corresponding changes to use gimple_bodies_map
6978
        and gimple_bodies_vec.
6979
        * gimple.h: Create VEC templates for gimple_seq.
6980
 
6981
2007-08-08  Aldy Hernandez  
6982
 
6983
        * gimple-low.c (struct return_statements_t): Declare.
6984
        (struct lower_data): Make return_statements a vector.
6985
        (lower_function_body): Adjust for tuples.
6986
        (pass_lower_cf): Add PROP_gimple_any to properties_required.
6987
        (lower_sequence): Rename from lower_stmt_body.
6988
        Adjust for tuples.
6989
        (lower_omp_directive): Adjust for tuples.
6990
        (lower_stmt): Same.
6991
        (lower_gimple_bind): Rename from lower_bind_expr.
6992
        Adjust for tuples.
6993
        (gimple_try_catch_may_fallthru): New.
6994
        (gimple_seq_may_fallthru): New.
6995
        (lower_gimple_return): Rename from lower_return_expr and adjust
6996
        for tuples.
6997
        (lower_builtin_setjmp): Adjust for tuples.
6998
        * gimple-iterator.c: New.
6999
        * gimple-iterator.h: Include gimple.h.
7000
        (enum gsi_iterator_update): Declare.
7001
        (gsi_link_seq_before): New prototype.
7002
        (gsi_link_before): Same.
7003
        (gsi_link_seq_after): Same.
7004
        (gsi_link_after): Same.
7005
        (gsi_delink): Same.
7006
        * gimplify.c (gimplify_body): Comment out verify_gimple_1 call.
7007
        * tree-flow.h (gimple_seq_may_fallthru): New prototype.
7008
        * Makefile.in (OBJS-common): Add gimple-iterator.o.
7009
        (gimple-iterator.o): New.
7010
        (gimple-pretty-print.o): Do not depend on gimple-iterator.h.
7011
        * gimple.c (set_gimple_prev): Move to gimple.h.
7012
        (set_gimple_next): Same.
7013
        (gimple_call_flags): New.
7014
        * gimple.h (struct gimple_sequence): Add GTY marker.
7015
        (struct gimple_statement_bind): Add block field.
7016
        (set_gimple_prev): New.
7017
        (set_gimple_next): New.
7018
        (gimple_call_flags): Protoize.
7019
        (gimple_call_fndecl): New.
7020
        (gimple_bind_block): New.
7021
        (gimple_bind_set_block): New.
7022
 
7023
 
7024
2007-08-08  Diego Novillo  
7025
 
7026
        * gimple.h (GIMPLE_CHECK, GIMPLE_CHECK2, GIMPLE_RANGE_CHECK):
7027
        Do not return the checked statement.  Update all users.
7028
        Enable on compilers other than GCC.
7029
 
7030
2007-08-07  Chris Matthews  
7031
 
7032
        * gimple_iterator.h (gsi_start): Changed to produce a pointer instead of
7033
        struct.  Updated clients.
7034
        (gsi_last): Same.
7035
        (gsi_end_p): Changed to operate on a pointer instead of struct.  Updated
7036
        clients.
7037
        (gsi_one_before_end_p): Same.
7038
        (gsi_next): Same.
7039
        (gsi_prev): Same.
7040
        (gsi_stmt): Same.
7041
 
7042
2007-08-07  Diego Novillo  
7043
 
7044
        Merge with mainline @127277.
7045
 
7046
        * version.c (VERSUFFIX): Update.
7047
 
7048
2007-08-07  Diego Novillo  
7049
 
7050
        * gimple.h (gimple_call_return): New.
7051
        * gimplify.c (get_tmp_var_for): Call it.
7052
 
7053
2007-08-02  Chris Matthews  
7054
 
7055
        * gimplify.c (gimplify_asm_expr): Created new gimple tuple.
7056
        * gimple-pretty-printer.c (dump_gimple_asm): Added function to dump a
7057
        GIMPLE_ASM statement.
7058
        (dump_gimple_stmt): Updated to use the dump_gimple_asm function.
7059
        * gimple.c (gss_for_code): Made asm statements return as with_mem_ops.
7060
        (build_gimple_with_ops): Asm statements are added as a specal case for
7061
        allocation because they have extra fields that are not
7062
        allocated correctly in the current generic op allocator.
7063
        (build_gimple_asm_1): Added a helper function to setup the basics of a
7064
        GIMPLE_ASM tuple.
7065
        (build_gimple_asm_vec): Create a GIMPLE_ASM tuple from vector arguments.
7066
        (build_gimple_asm): Changed to call the new helper function.
7067
 
7068
2007-08-03  Diego Novillo  
7069
 
7070
        * gimple-pretty-print.c (INDENT): Tidy.
7071
        (dump_binary_rhs): New.
7072
        (dump_gimple_assign): Call it.
7073
        * gimplify.c (gimplify_modify_expr_complex_part): If the value
7074
        is not interesting, nullify *EXPR_P.
7075
        (gimplify_body): Do not add the sequence to the GIMPLE_BIND more
7076
        than once.
7077
 
7078
2007-08-01  Diego Novillo  
7079
 
7080
        * gimplify.c (gimplify_switch_expr): Remove switch_body_seq_.
7081
        Change switch_body_seq to struct gimple_sequence.
7082
        Adjust all uses.
7083
        Call gimplify_stmt instead of gimplify_statement_list
7084
        (gimplify_to_stmt_list): Remove.
7085
        Update all users.
7086
        * tree-mudflap.c: Include gimple.h
7087
        (mf_decl_cache_locals): Convert to emit GIMPLE.
7088
        (mf_build_check_statement_for): Add FIXME and unreachable
7089
        markers to convert to GIMPLE.
7090
        * Makefile.in (tree-mudflap.o): Depend on $(GIMPLE_H).
7091
        * config/i386/i386.c (ix86_gimplify_va_arg): Adapt to emit
7092
        GIMPLE.
7093
 
7094
2007-08-01  Diego Novillo  
7095
 
7096
        * gimplify.c (gimplify_switch_expr): Do not call sort_case_labels
7097
        if there are no labels other than 'default'.
7098
        * gimple.h (gimple_num_ops, gimple_op, gimple_set_op): Use
7099
        result of GIMPLE_RANGE_CHECK call.
7100
 
7101
2007-08-01  Diego Novillo  
7102
 
7103
        * DEV-PHASE: Revert to mainline version.
7104
        * version.c (VERSUFFIX): Add branch name and revision number
7105
        of latest mainline merge.
7106
 
7107
2007-07-31  Diego Novillo  
7108
 
7109
        Mainline merge (@127100).
7110
        * DEV-PHASE: Updated.
7111
 
7112
2007-07-31  Diego Novillo  
7113
 
7114
        * dominance.c (free_dominance_info): If there is no CFG,
7115
        do nothing.
7116
        * cfg.c (compact_blocks): Likewise.
7117
 
7118
2007-07-30  Diego Novillo  
7119
 
7120
        * gimplify.c (get_tmp_var_for): When creating a new temporary
7121
        for a GIMPLE_CALL, use the type returned by the function call
7122
        instead of the type of the function decl.
7123
        * gimple.c (build_gimple_return): Accept NULL and RESULT_DECL
7124
        return values.
7125
 
7126
2007-07-30  Diego Novillo  
7127
 
7128
        * gimplify.c (gimplify_init_constructor): If both sides
7129
        of the constructor are in GIMPLE form but the assignment
7130
        has not been emitted, emit it.
7131
 
7132
2007-07-28  Diego Novillo  
7133
 
7134
        * gimplify.c (gimplify_return_expr): Do not create a MODIFY_EXPR
7135
        as return argument
7136
        * gimple.c (build_gimple_return): Assert that the returned value
7137
        is a GIMPLE value.
7138
 
7139
2007-07-27  Diego Novillo  
7140
 
7141
        * tree-gimple.c (get_gimple_rhs_class): New.
7142
        (is_gimple_formal_tmp_rhs): Call it.
7143
        * tree-gimple.h (enum gimple_rhs_class): New.
7144
        * gimple-iterator.h (gsi_next): Assert that there is nothing
7145
        beyond the end of the sequence.
7146
        (gsi_prev): Assert that there is nothing before the start of
7147
        the sequence.
7148
        * gimplify.c (gimplify_switch_expr): Tidy creation of default label.
7149
        (gimplify_expr): Fix concatenation of internal sequences to PRE_P.
7150
        * gimple.c (get_num_ops_for): Remove.  Update users.
7151
        (build_gimple_assign): Call get_gimple_rhs_class to determine
7152
        how many operands to allocate.
7153
        (gimple_add): Assert that GS does not have previous or next
7154
        statements.
7155
        (gimple_seq_append): Move from gimple.h.
7156
 
7157
2007-07-27  Aldy Hernandez  
7158
 
7159
        * cgraph.c: Fix line wrap.
7160
        * cgraph.h: Same.
7161
        * tree-pass.h (struct tree_opt_pass): Add works_with_tuples_p
7162
        field.
7163
        * cgraphunit.c (cgraph_analyze_functions): Remove check for
7164
        DECL_SAVED_TREE.
7165
        (cgraph_expand_function): Comment out TREE_ASM_WRITTEN assertion.
7166
        * tree-optimize.c (tree_lowering_passes): Comment out call to
7167
        compact_blocks.
7168
        * passes.c (execute_one_pass): Return if pass has not been
7169
        converted to tuples.
7170
        * tree-vrp.c, regrename.c, fwprop.c, tree-into-ssa.c,
7171
        tree-complex.c, see.c, cgraphbuild.c, tracer.c, cgraph.c,
7172
        postreload-gcse.c, postreload.c, tree-ssa-loop-ch.c,
7173
        tree-tailcall.c, tree-pass.h, ipa-cp.c, final.c, omp-low.c,
7174
        tree-ssa-dse.c, ipa-reference.c, tree-ssa-uncprop.c,
7175
        auto-inc-dec.c, reorg.c, tree-ssa-copyrename.c, tree-ssa-ccp.c,
7176
        df-core.c, mode-switching.c, tree-nomudflap.c, modulo-sched.c,
7177
        ipa-pure-const.c, cse.c, web.c, tree-stdarg.c,
7178
        tree-ssa-math-opts.c, tree-ssa-dom.c, tree-nrv.c,
7179
        tree-ssa-alias.c, loop-init.c, gimple-low.c, tree-ssa-sink.c,
7180
        ipa-inline.c, global.c, jump.c, ifcvt.c, predict.c,
7181
        tree-ssa-loop.c, recog.c, dse.c, tree-ssa-ifcombine.c,
7182
        matrix-reorg.c, c-decl.c, tree-eh.c, regmove.c, local-alloc.c,
7183
        function.c, tree-vectorizer.c, gcse.c, ipa-type-escape.c,
7184
        tree-if-conv.c, init-regs.c, ipa.c, tree-ssa-phiopt.c,
7185
        rtl-factoring.c, lower-subreg.c, bt-load.c, tree-dfa.c except.c,
7186
        emit-rtl.c, cfgexpand.c, tree-cfgcleanup.c, cfgcleanup.c,
7187
        tree-ssa-pre.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7188
        cfglayout.c, tree-ssa-forwprop.c, tree-ssa-dce.c, tree-ssa.c,
7189
        regclass.c, integrate.c, tree-optimize.c, tree-object-size.c,
7190
        combine.c, tree-outof-ssa.c, bb-reorder.c, stack-ptr-mod.c,
7191
        var-tracking.c, tree-profile.c, tree-vect-generic.c, reg-stack.c,
7192
        sched-rgn.c, tree-ssa-structalias.c, tree-cfg.c, passes.c,
7193
        tree-ssa-reassoc.c, combine-stack-adj.c, cfgrtl.c, dce.c,
7194
        tree-ssanames.c: Set works_with_tuples_p field to 0.
7195
 
7196
2007-07-25  Diego Novillo  
7197
 
7198
        * gimple.c: Use ENABLE_GIMPLE_CHECKING instead of
7199
        ENABLE_TREE_CHECKING.
7200
        (set_gimple_code): New.
7201
        (set_gimple_prev): New.
7202
        (set_gimple_next): New.
7203
        * gimple.h: Use ENABLE_GIMPLE_CHECKING instead of
7204
        ENABLE_TREE_CHECKING.
7205
        (gimple_code): Inline function replacement for GIMPLE_CODE.
7206
        (gimple_flags): Inline function replacement for GIMPLE_SUBCODE_FLAGS.
7207
        (gimple_next): Inline function replacement for GIMPLE_NEXT.
7208
        (gimple_prev): Inline function replacement for GIMPLE_PREV.
7209
        (gimple_locus): Inline function replacement for GIMPLE_LOCUS.
7210
        (gimple_locus_empty_p): Inline function replacement for
7211
        GIMPLE_LOCUS_EMPTY_P.
7212
        (struct gimple_statement_base): Rename field 'subcode_flags'
7213
        to 'flags'.
7214
        (set_gimple_flags): New.
7215
        (gimple_bb): New.
7216
        (set_gimple_bb): New.
7217
        (set_gimple_block): New.
7218
        (set_gimple_locus): New.
7219
        (add_gimple_flag): Rename from gimple_add_subcode_flag.
7220
 
7221
2007-07-25  Diego Novillo  
7222
 
7223
        * tree-gimple.h (build_gimple_eh_filter_tree): Rename from
7224
        gimple_build_eh_filter_tree.
7225
        * gimple.h (build_gimple_return): Rename from gimple_build_return.
7226
        (build_gimple_assign): Rename from gimple_build_assign.
7227
        (build_gimple_call_vec): Rename from gimple_build_call_vec.
7228
        (build_gimple_call): Rename from gimple_build_call.
7229
        (build_gimple_label): Rename from gimple_build_label.
7230
        (build_gimple_goto): Rename from gimple_build_goto.
7231
        (build_gimple_nop): Rename from gimple_build_nop.
7232
        (build_gimple_bind): Rename from gimple_build_bind.
7233
        (build_gimple_asm): Rename from gimple_build_asm.
7234
        (build_gimple_catch): Rename from gimple_build_catch.
7235
        (build_gimple_eh_filter): Rename from gimple_build_eh_filter.
7236
        (build_gimple_try): Rename from gimple_build_try.
7237
        (build_gimple_phi): Rename from gimple_build_phi.
7238
        (build_gimple_resx): Rename from gimple_build_resx.
7239
        (build_gimple_switch): Rename from gimple_build_switch.
7240
        (build_gimple_switch_vec): Rename from gimple_build_switch_vec.
7241
        (build_gimple_omp_parallel): Rename from gimple_build_omp_parallel.
7242
        (build_gimple_omp_for): Rename from gimple_build_omp_for.
7243
        (build_gimple_omp_critical): Rename from gimple_build_omp_critical.
7244
        (build_gimple_omp_section): Rename from gimple_build_omp_section.
7245
        (build_gimple_omp_continue): Rename from gimple_build_omp_continue.
7246
        (build_gimple_omp_master): Rename from gimple_build_omp_master.
7247
        (build_gimple_omp_return): Rename from gimple_build_omp_return.
7248
        (build_gimple_omp_ordered): Rename from gimple_build_omp_ordered.
7249
        (build_gimple_omp_sections): Rename from gimple_build_omp_sections.
7250
        (build_gimple_omp_single): Rename from gimple_build_omp_single.
7251
        Update all users.
7252
 
7253
2007-07-24  Chris Matthews  
7254
 
7255
        * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
7256
        --enable-checking=gimple flag.
7257
        * config.in: Same.
7258
        * configure: Regenerated.
7259
        * gimplify.c (cpt_same_type): Same.
7260
        (gimple_push_condition): Same.
7261
        (gimplify_addr_expr): Same.
7262
        (gimplify_expr): Same.
7263
        (gimplify_body): Same.
7264
        (check_pointer_types_r): Same.
7265
 
7266
2007-07-24  Diego Novillo  
7267
 
7268
        * gimple.def: Re-organize codes that take tree operands so
7269
        they are consecutive.
7270
        * gsstruct.def (GSS_LABEL, GSS_ASSIGN_BINARY, GSS_ASSIGN_UNARY_REG,
7271
        GSS_ASSIGN_UNARY_MEM, GSS_COND, GSS_GOTO, GSS_SWITCH, GSS_CALL,
7272
        GSS_RETURN): Remove.  Update al users.
7273
        * gimple.c (gss_for_code): New.
7274
        (gimple_statement_structure): Call it.
7275
        (get_num_ops_for): New.
7276
        (gimple_build_with_ops): New.
7277
        (gimple_build_return, gimple_build_call_1, gimple_build_assign,
7278
        gimple_build_cond, gimple_build_label, gimple_build_goto,
7279
        gimple_build_switch_1, ): Call it.
7280
        (gss_for_assign): Remove.  Update all users.
7281
        (gimple_check_failed): Do not assume that subcode is a valid tree
7282
        code.
7283
        (gimple_range_check_failed): New.
7284
        (walk_tuple_ops): Implement in terms of gimple_num_ops and
7285
        gimple_op when dealing with GSS_WITH_OPS and GSS_WITH_MEM_OPS
7286
        statements.
7287
        * gimple.h (struct gimple_statement_with_ops): Add fields 'num_ops'
7288
        and 'op'.
7289
        (struct gimple_statement_label, gimple_statement_assign_binary,
7290
        gimple_statement_assign_unary_reg, gimple_statement_assign_unary_mem,
7291
        gimple_statement_cond, gimple_statement_goto, gimple_statement_switch,
7292
        gimple_statement_call, gimple_statement_return): Remove.
7293
        Update all users.
7294
        (gimple_range_check_failed): Declare.
7295
        (GIMPLE_RANGE_CHECK): Define.
7296
        (gimple_num_ops): New.
7297
        (gimple_op): New.
7298
        (gimple_set_op): New.
7299
        (gimple_assign_rhs1): Rename from gimple_assign_binary_rhs1.
7300
        (gimple_assign_set_rhs1): Rename from gimple_assign_binary_set_rhs1.
7301
        (gimple_assign_rhs2): Rename from gimple_assign_binary_rhs2.
7302
        (gimple_assign_set_rhs2): Rename from gimple_assign_binary_set_rhs2.
7303
        (gimple_assign_unary_rhs): Remove.  Update all users.
7304
        (gimple_assign_unary_set_rhs): Likewise.
7305
        (gimple_switch_num_labels): Rename from gimple_switch_nlabels.
7306
        (gimple_call_fn, gimple_call_lhs, gimple_call_chain,
7307
        gimple_call_set_chain, gimple_call_nargs, gimple_call_arg,
7308
        gimple_call_set_arg, gimple_cond_lhs, gimple_cond_set_lhs,
7309
        gimple_cond_rhs, gimple_cond_set_rhs, gimple_cond_true_label,
7310
        gimple_cond_false_label, gimple_cond_set_true_label,
7311
        gimple_cond_set_false_label, gimple_label_label,
7312
        gimple_label_set_label, gimple_goto_dest,
7313
        gimple_goto_set_dest, gimple_asm_input_op,
7314
        gimple_asm_set_input_op, gimple_asm_output_op,
7315
        gimple_asm_set_output_op, gimple_asm_clobber_op,
7316
        gimple_asm_set_clobber_op, gimple_switch_num_labels,
7317
        gimple_switch_index, gimple_switch_set_index,
7318
        gimple_switch_default_label, gimple_switch_set_default_label,
7319
        gimple_switch_label, gimple_switch_set_label,
7320
        gimple_return_retval, gimple_return_set_retval): Implement
7321
        using the array of operands in field 'with_ops'.
7322
        (gimple_asm_set_ninputs, gimple_asm_set_noutputs,
7323
        gimple_asm_set_nclobbered, gimple_asm_set_string): Remove.
7324
        Update all users.
7325
 
7326
 
7327
2007-07-24  Aldy Hernandez  
7328
 
7329
        * tree.c (get_callee_fndecl): Revert previous change.
7330
        * gimplify.c (gimplify_call_expr): Use result from
7331
        get_callee_fndecl if available.
7332
        * c-common.c (c_warn_unused_result): Do not use
7333
        get_callee_fndecl.
7334
        Add assertion.
7335
 
7336
2007-07-24  Diego Novillo  
7337
 
7338
        Merge with mainline (@126872)
7339
 
7340
2007-07-23  Aldy Hernandez  
7341
 
7342
        * tree.c (get_callee_fndecl): Work when only the CALL_EXPR_FN has
7343
        been passed.
7344
        * c-common.c (c_warn_unused_result): Use get_callee_fndecl.
7345
 
7346
2007-07-23  Aldy Hernandez  
7347
 
7348
        * c-decl.c: Include gimple.h.
7349
        (c_gimple_diagnostics_recursively): Call c_warn_unused_result with
7350
        tuplified body.
7351
        Exit if -fgimple-only.
7352
        * gimplify.c (gimplify_call_expr): Call gimple_build_call_vec with
7353
        the correct callee.
7354
        * c-gimplify.c (c_genericize): Remove exit.
7355
        * c-common.c: Include gimple.h.
7356
        (c_warn_unused_result): Tuplify.
7357
        * c-common.h (c_warn_unused_result): Protoize.
7358
        * Makefile.in (c-decl.o): Depend on GIMPLE_H.
7359
        (c-common.o): Same.
7360
        * gimple.c (gimple_build_catch): Handler is a sequence.
7361
        Adjust accordingly.
7362
        (gimple_build_eh_filter): Failure is a sequence.
7363
        Adjust accordingly.
7364
        (walk_tuple_ops): case GIMPLE_CATCH: Walk handler as a sequence.
7365
        case GIMPLE_EH_FILTER: Walkder failure as a sequence.
7366
        * gimple.h (gimple_statement_catch): Make handler a sequence.
7367
        (gimple_statement_eh_filter): Make failure a sequence.
7368
        (gimple_build_catch): Make second argument a sequence.
7369
        (gimple_build_eh_filter): Same.
7370
        (gimple_catch_handler): Return a sequence.
7371
        (gimple_catch_set_handler): Make second argument a sequence.
7372
        (gimple_eh_filter_failure): Return a sequence.
7373
        (gimple_eh_filter_set_failture): Make second argument a sequence.
7374
 
7375
2007-07-20  Aldy Hernandez  
7376
 
7377
        * gimplify.c (gimplify_return_expr): Handle an empty ret_expr
7378
        gracefully.
7379
 
7380
2007-07-19  Aldy Hernandez  
7381
 
7382
        * testsuite/gcc.dg/gimple/instrument.c: New.
7383
        * gimplify.c (gimplify_function_tree): Generate tuples for function
7384
        instrumentation.
7385
 
7386
2007-07-18  Aldy Hernandez  
7387
 
7388
        * gimplify.c (gimple_add_tmp_var): Remove abort.  Add comment.
7389
 
7390
2007-07-18  Aldy Hernandez  
7391
 
7392
        * gimplify.c (gimple_add_tmp_var): Remove abort.  Add comment.
7393
 
7394
2007-07-18  Aldy Hernandez  
7395
 
7396
        * gimplify.c (gimplify_and_add): Remove unecessary temporary sequence.
7397
        Remove fixme.  Add comment.
7398
        (gimplify_loop_expr): Tuplefy.
7399
        (gimplify_bind_expr): Streamline GIMPLE_TRY_FINALLY tuple.
7400
        (gimplify_expr): Tuplefy TRY_*_EXPR cases.
7401
        * gimple.c: Fix some spacing.
7402
        (gimple_build_try, gimple_omp_build_*): Handle empty sequences.
7403
        (gimple_push): Remove.
7404
        * gimple.h (gimple_push): Remove.
7405
 
7406
2007-07-18  Aldy Hernandez  
7407
 
7408
        * tree-gimple.h (declare_vars): Update arguments.
7409
        * gimplify.c (pop_gimplify_context): Enable call to declare_vars.
7410
        (declare_vars): Convert to use tuples.
7411
        (gimple_add_tmp_var): Same.
7412
        * gimple.h (GIMPLE_BLOCK): New.
7413
 
7414
2007-07-17  Chris Matthews  
7415
 
7416
        * gimplify.c (gs_build_eh_filter): Renamed to gs_build_eh_filter_tree
7417
        to avoid name conflict.
7418
        * gimple-pretty-print.c: Renamed to debug_gs_* to debug_gimple_*.
7419
        Updated all users.
7420
        * gimple.h: Renamed all functions with GS and gs prefixes to GIMPLE and
7421
        gimple, and updated users.
7422
        Renamed gs_seq_* functions to gimple_seq_*. Updated all users.
7423
        * gimple.def: Definitions changed to from GS_* to GIMPLE_*.
7424
 
7425
2007-07-16  Chris Matthews  
7426
 
7427
        * gimple.c (gs_build_switch): Changed nlabels to represent total number
7428
        of labels including the default.
7429
        (gs_build_switch_1): Same.
7430
        (walk_tuple_ops): Same.
7431
        * gimple-pretty-print.c (dump_gs_switch): Same.
7432
 
7433
2007-07-16  Aldy Hernandez  
7434
 
7435
        * gimplify.c (gimplify_ctx): Rename current_bind_expr_seq to
7436
        bind_expr_stack and make it a vector.
7437
        (push_gimplify_context): Adjust bind_expr_stack for vectors.
7438
        (pop_gimplify_context): Same.
7439
        (gimple_push_bind_expr): Same.
7440
        (gimple_pop_bind_expr): Same.
7441
        (gimple_current_bind_expr): Same.
7442
        (get_tmp_var_for): Use ``code''.
7443
        (gimplify_bind_expr): Remove comment.
7444
        (gimplify_case_label_expr): Add whitespace.
7445
        * gimple.c (gs_pop): Remove.
7446
        * gimple.h: Define vectors of a gimple type.
7447
        (gs_pop): Remove prototype.
7448
        * Makefile.in (GIMPLE_H): Add vec.h.
7449
 
7450
2007-07-15  Diego Novillo  
7451
 
7452
        * gimple.c: Rename from gimple-ir.c.
7453
        Update all users.
7454
        * gimple.h: Rename from gimple-ir.h.
7455
        Update all users.
7456
 
7457
2007-07-15  Diego Novillo  
7458
 
7459
        * gimple-ir.c (gimple_statement_structure): Remove code
7460
        after gcc_unreachable call.
7461
        * gimplify.c (get_tmp_var_for): New.
7462
        (gimplify_call_expr): Call it.
7463
 
7464
2007-07-14  Aldy Hernandez  
7465
 
7466
        * testsuite/gcc.dg/gimple/with_size_expr.c: Check for GS_TRY.
7467
        * Makefile.in (gimple-ir.o): Add diagnostic.h dependency.
7468
        * gimple-pretty-print.c (dump_gs_call): Dump LHS if available.
7469
        (dump_gs_try): New.
7470
        (dump_gimple_stmt): Add case for GS_TRY.
7471
        * gimple-ir.c.  Include diagnostic.h.
7472
        (gs_build_try): Cleanup and eval are sequences.
7473
        Remove catch_p and finally_p arguments.  Add catch_finally argument.
7474
        (gs_omp_build_critical): Body is a gs_seq.
7475
        (gs_omp_build_parallel): Same.
7476
        (gs_omp_build_section): Same.
7477
        (gs_omp_build_master): Same.
7478
        (gs_omp_build_continue): Same.
7479
        (gs_omp_build_ordered): Same.
7480
        (gs_omp_build_sections): Same.
7481
        (gs_omp_build_single): Same.
7482
        (gs_omp_build_for): Body and pre_body is a gs_seq.
7483
        (gs_push): New.
7484
        (gs_pop): New.
7485
        (walk_tuple_ops): Walk GS_TRY tuples eval and cleanups correctly.
7486
        Dump tuple before we ICE.
7487
        * gimple-ir.h (gs_seq_copy): New.
7488
        (struct gimple_statement_try): Eval and cleanups are gs_seq's.
7489
        (gs_bind_set_body): Use gs_seq_copy.
7490
        (gs_try_eval): Return address of eval.
7491
        (gs_try_cleanup): Return address of cleanup.
7492
        (gs_try_set_eval): Use gs_seq_copy.
7493
        (gs_try_set_cleanup): Same.
7494
        (gs_omp_set_body): Same.
7495
        (gs_omp_for_set_pre_body): Same.
7496
        * gimplify.c (struct gimplify_ctx): Rename current_bind_expr to
7497
        current_bind_expr_seq, and make it a sequence.
7498
        (pop_gimplify_context): Adjust for current_bind_expr_seq.
7499
        (gimple_push_bind_expr): Same.
7500
        (gimple_pop_bind_expr): Same.
7501
        (gimple_current_bind_expr): Same.
7502
        (build_stack_save_restore): Generate tuples.
7503
        (gimplify_bind_expr): Same.
7504
 
7505
2007-07-13  Diego Novillo  
7506
 
7507
        * gimple-ir.c (gs_add): Swap arguments.
7508
        Update all users.
7509
        * gimple-ir.h (gs_seq_append): Likewise.
7510
 
7511
2007-07-12  Diego Novillo  
7512
 
7513
        * tree.c (create_artificial_label): Move from gimplify.c
7514
        (get_name): Likewise.
7515
        * tree.h (create_artificial_label, get_name): Move
7516
        declarations earlier in the file.
7517
        * diagnostic.h (dump_gimple_stmt, print_gimple_stmt,
7518
        dump_gimple_seq): Rearrange.
7519
        * tree-gimple.h (gimplify_function_tree): Move from tree.h.
7520
        * gimple-pretty-print.c (do_niy): Tidy.
7521
        (maybe_init_pretty_print): Add comment.
7522
        (newline_and_indent): Likewise.
7523
        Remove "gimpleir: " prefix.
7524
        (debug_gimple_stmt): Add comment.
7525
        (dump_gs_seq): Remove.
7526
        (dump_gimple_seq): Add argument SPC.
7527
        Update all users.
7528
        If FLAGS contains TDF_DETAILS, emit "gimpleir:" prefix.
7529
        (dump_gs_cond): If FLAGS contains TDF_DETAILS, emit
7530
        "gimpleir:" prefix.
7531
        (dump_gs_bind): Likewise.
7532
        * function.h (struct function): Remove field 'gimplified'.
7533
        * gimple-ir.c (gimple_bodies): New private variable.
7534
        (set_gimple_body): New.
7535
        (gimple_body): New.
7536
        * gimple-ir.h: Include pointer-set.h.
7537
        Add comment before data structure definitons.
7538
        (set_gimple_body): Declare.
7539
        (gimple_body): Declare.
7540
        * gimplify.c (create_artificial_label): Move to tree.c
7541
        (get_name): Likewise.
7542
        (gimplify_function_tree): Change return type to void.
7543
        Call set_gimple_body after gimplification and nullify
7544
        DECL_SAVED_TREE.
7545
        Update all callers.
7546
        * common.opt (fgimple-only): New option.
7547
        * tree-optimize.c (tree_rest_of_compilation): Do not nullify
7548
        DECL_SAVED_TREE.
7549
        * c-gimplify.c (c_genericize): Restore gimplification logic to
7550
        mainline version.
7551
        If -fgimple-only was given, exit.
7552
        * Makefile.in (GIMPLE_IR_H): Add pointer-set.h
7553
        * tree-cfg.c (execute_build_cfg): Nullify GIMPLE body after
7554
        building the CFG.
7555
        (dump_function_to_file): If DECL_SAVED_TREE is NULL dump the
7556
        GIMPLE body of the function.
7557
 
7558
2007-07-12  Diego Novillo  
7559
 
7560
        * omp-low.c (lower_regimplify): Use a local GIMPLE sequence to
7561
        hold the result from gimplification.
7562
        * tree-gimple.c (is_gimple_min_val): Reformat.
7563
        * tree-gimple.h (enum fallback_t): Document values.
7564
        (gimplify_expr): Remove IS_STATEMENT argument.
7565
        Update all users.
7566
        * langhooks.c (lhd_gimplify_expr): Likewise.
7567
        * gimplify.c (gimplify_statement_list): If a temporary
7568
        was returned from voidify_wrapper_expr abort to mark the failure.
7569
        (gimplify_expr): Remove argument IS_STATEMENT.
7570
        Update all users.
7571
        Assert that FALLBACK is used with the appropriate GIMPLE_TEST_F
7572
        Restore logic to use internal queue.
7573
        Do not abort if on return from gimplify_call_expr, *EXPR_P has
7574
        a CALL_EXPR.
7575
 
7576
2007-07-12  Aldy Hernandez  
7577
 
7578
        * gimple-ir.c (gs_build_switch_1): Allocate one less tree.
7579
        (gs_build_switch_1): Offset labels by one.
7580
        (gs_switch_label): Same.
7581
        (gs_switch_set_label): Same.
7582
 
7583
2007-07-12  Aldy Hernandez  
7584
 
7585
        * gimple-ir.c (walk_seq_ops): Rename from walk_tree_seq.
7586
        (walk_tuple_ops): Rename from walk_tree_tuple.
7587
        * gimple-ir.h, gimplify.c, gimple-ir.c: Rename all calls to
7588
        walk_tree_seq and walk_tree_tuple accordingly.
7589
 
7590
2007-07-12  Aldy Hernandez  
7591
 
7592
        * gimple-ir.c (gs_build_switch_1): Fix spacing.
7593
        Allocate one more tree.
7594
        (gs_build_switch): Set labels starting at 1.
7595
        (walk_tree_seq): New.
7596
        (walk_tree_tuple): New.
7597
        * gimple-ir.h: Add prototypes for walk_tree_tuple and walk_tree_seq.
7598
        * gimplify.c (check_pointer_types_r): Uncomment.
7599
        (gimplify_body): Walk gimple sequence with check_pointer_types_r.
7600
 
7601
2007-07-11  Chris Matthews  
7602
 
7603
        * tree-pretty-print.c (dump_generic_node): Removed space before default
7604
        label colon.
7605
        * tree.h (sort_case_labels): Moved to gimple-ir.h.
7606
        * gimplify.c (sort_case_labels): Changed to a vector instead of tree
7607
        vector.
7608
        (gimplify_switch_expr): Initial implementation with tuples.
7609
        (gimplify_expr): Changed gimplify_case_label_expr parameter.
7610
        (gimplify_case_label_expr): Added a gs_seq parameter, and put cases in
7611
        that.
7612
        (dump_gimple_stmt): Removed semicolon.
7613
        (dump_gs_label):  Refactored from dump_gimple_expr.
7614
        (dump_gs_switch): Added.
7615
        (gs_build_switch_vec): Added.
7616
        * gimple-ir.c (gs_build_switch_1): Added.
7617
        (gs_build_switch): Refactored to use gs_build_switch_1.
7618
        (gs_build_switch_vec): Added.
7619
        * gs_switch.c: New test case.
7620
        * gs_switch1.c: New test case.
7621
        * gs_switch2.c: New test case.
7622
 
7623
2007-07-05  Aldy Hernandez  
7624
 
7625
        * gimple-pretty-print.c (dump_gimple_stmt): Alphabetize cases.
7626
        Add case for GS_NOP.
7627
        * gimplify.c (gimplify_body): Handle null bodies.
7628
        Use GS_CODE instead of GS_SUBCODE_FLAGS.
7629
 
7630
2007-07-05  Aldy Hernandez  
7631
 
7632
        * testsuite/gcc.dg/gimple/with_size_expr.c: Clean up dump.
7633
        * testsuite/gcc.dg/gimple/gs_bind.c: Clean up dump.
7634
        * gimplify.c (struct gimplify_ctx): Make current_bind_expr a tuple.
7635
        (pop_gimplify_context): Accept gimple.
7636
        Comment out call to declare_vars.
7637
        (gimple_current_bind_expr): Return gimple.
7638
        (unshare_all_trees): Remove.
7639
        (gimplify_self_mod_expr): Remove comment.
7640
        (gimplify_cleanup_point_expr): Correct typo in call to gs_seq_init.
7641
        (gimplify_body): Remove body local.
7642
        Build GS_BIND tuples when needed.
7643
        Do not call unshare_all_trees.
7644
        Call pop_gimplify_context with appropriate argument.
7645
        Comment out call to walk_tree.
7646
        * tree-pretty-print.c (print_declaration): Remove static.
7647
        * diagnostic.h (print_declaration): Prototype.
7648
        * tree-gimple.h (pop_gimplify_context): Accept gimple tuple.
7649
        (gimple_current_bind_expr): Return tuple.
7650
        * gimple-pretty-print.c (dump_gs_seq): New.
7651
        (dump_gs_bind): New.
7652
        (dump_gimple_stmt): Add case for GS_BIND.  Print semi-colons after
7653
        each statement.
7654
 
7655
2007-06-29  Aldy Hernandez  
7656
 
7657
        * gimplify.c (gimple_push_condition): Enable.  Call gs_seq_init with
7658
        address.
7659
        (gimplify_cond_expr): Push and pop conditions.  Use other GS_COND
7660
        predicates when appropriate
7661
 
7662
2007-06-28  Aldy Hernandez  
7663
 
7664
        * testsuite/gcc.dg/gimple/gs_goto.c: New.
7665
        * testsuite/gcc.dg/gimple/gs_cond.c: New.
7666
        * tree-gimple.h (gimplify_stmt): Return bool.
7667
        * gimple-pretty-print.c (INDENT): New.
7668
        (newline_and_indent): New.
7669
        (op_gs_cond): New.
7670
        (dump_gs_cond): New.
7671
        (dump_gimple_stmt): New.
7672
        * gimple-ir.c (gs_cond_invert): New.
7673
        * gimple-ir.h (enum gs_cond): Add comment.
7674
        (gs_cond_invert): Protoize.
7675
        * gimplify.c (gimplify_cond_expr): Rewrite for tuples.
7676
        (gimplify_stmt): Return true if we added a statement to the queue.
7677
        (gimplify_expr): Enable gimplify_cond_expr.
7678
        Build tuples for GOTO_EXPRs and LABEL_EXPRs.
7679
 
7680
2007-06-27  Aldy Hernandez  
7681
 
7682
        * gimple-ir.h (gs_seq_last): Return last statement.
7683
        * testsuite/gcc.dg/gimple/compound_expr.c: Add checks.
7684
        * testsuite/gcc.dg/gimple/gs_call.c: Same.
7685
        * testsuite/gcc.dg/gimple/constructors.c: Same.
7686
        * testsuite/gcc.dg/gimple/gs_assign.c: Same.
7687
 
7688
2007-06-27  Aldy Hernandez  
7689
 
7690
        Put this patch back in.
7691
 
7692
        2007-06-22  Aldy Hernandez  
7693
 
7694
        * gimplify.c (gimplify_modify_expr): Return after a successful
7695
        call to gimplify_modify_expr_rhs.
7696
 
7697
2007-06-26  Aldy Hernandez  
7698
 
7699
        * testsuite/gcc.dg/gimple/gimple.exp: Pass -fdump-tree-gimple-details
7700
        * testsuite/gcc.dg/gimple/compound_expr.c: Add dg-final.
7701
        * testsuite/gcc.dg/gimple/gs_return.c: Same.
7702
        * tree.h (gimplify_function_tree): Add return value.
7703
        * diagnostic.h (debug_c_tree): Move under tree-pretty-print.c section.
7704
        (dump_gimple_seq): New.
7705
        to tests.
7706
        * gimple-pretty-print.c (dump_gimple_seq): New.
7707
        * gimplify.c (gimplify_function_tree): Add return value.
7708
        Remove debug call and exit.
7709
        Comment out non-working code.
7710
        * c-gimplify.c (c_genericize): Dump gimple IR.  Exit.
7711
 
7712
2007-06-26  Diego Novillo  
7713
 
7714
        * gimple-ir.c (gs_build_call_1): Fix formatting.
7715
 
7716
2007-06-26  Diego Novillo  
7717
 
7718
        * gimple-pretty-print.c (dump_gs_assign, dump_gs_return,
7719
        dump_gs_call): New functions.
7720
        (dump_gimple_stmt): Call them.
7721
        * gimple-ir.c (gs_build_call_1): Factor out of gs_build_call.
7722
        (gs_build_call): Call it.
7723
        (gs_build_call_vec): New function.
7724
        * gimple-ir.h (struct gimple_statement_call): Change type of
7725
        field 'nargs' to size_t.  Update all users.
7726
        (gs_build_call_vec): Declare.
7727
        (gs_call_set_fn): Remove.
7728
        (gs_call_set_nargs): Remove.
7729
        * gimplify.c: Include "vec.h"
7730
        (gimplify_return_expr): Fix formatting
7731
        (gimplify_call_expr): Call gs_build_call_vec.
7732
        (gimplify_expr): Do not try to test if NULL expressions
7733
        are in GIMPLE form.
7734
        (gimplify_function_tree): Do not call debug_gimple_seq.
7735
        * Makefile.in (gimplify.o): Include vec.h
7736
 
7737
2007-06-25  Chris Matthews  
7738
 
7739
        * gimplify.c (gimple_current_bind_expr): Changed to work with gs_seq
7740
        accessors
7741
        (gimplify_and_add): Same.
7742
        (annotate_all_with_locus): Same.
7743
        (gimplify_self_mod_expr): Same.
7744
        (gimplify_cleanup_point_expr): Same.
7745
        (gimplify_expr): Same.
7746
        (gimplify_body): Same.
7747
        (force_gimple_operand): Same.
7748
        (gimplify_init_ctor_eval_range): Added GS_ prefix.
7749
        * gimple-iterator.h (gsi_last): Changed to gs_seq accessors.  Changed
7750
        gimple_stmt_iterator to use a gimple instead of gimple *.
7751
        (gsi_one_before_end_p): Same.
7752
        (gsi_start): Same.
7753
        * gimple-ir.h (gs_cond): Prepended GS_ to names.
7754
        (gs_seq_first): Replaced macro.
7755
        (gs_seq_last): Same.
7756
        (gs_seq_set_first): Same.
7757
        (gs_seq_set_last): Same.
7758
        (gs_seq_init): Same.
7759
        (gs_seq_empty_p): Same.
7760
        (gs_assign_operand) Changed opno to be a size_t to match set.
7761
        (gs_bind_body): Changed to use gs_seq.
7762
        (gs_bind_set_body): Changed to use gs_seq, and gs_seq_set_first, and last.
7763
        (gs_asm_ninputs): Renamed.
7764
        (gs_asm_noutputs): Renamed.
7765
        (gs_asm_nclobbered): Renamed.
7766
        (gs_asm_set_ninputs): Renamed.
7767
        (gs_asm_set_noutputs): Renamed.
7768
        (gs_asm_set_nclobbered): Renamed.
7769
        (gs_asm_set_input_op): Renamed.
7770
        (gs_asm_input_op): Renamed.
7771
        (gs_asm_set_output_op): Renamed.
7772
        (gs_asm_output_op): Renamed.
7773
        (gs_omp_body): Changed to use gs_seq.
7774
        (gs_omp_set_body): Changed to use gs_seq accessors.
7775
        (gs_omp_for_pre_body): Changed to use gs_seq.
7776
        (gs_omp_for_set_pre_body): Changed to use gs_seq accessors.
7777
        (gs_seq_append): Changed to use gs_seq accessors.
7778
        * gimple-ir.c (gs_add): Same.
7779
        (gs_build_asm): Changed argument names to match accessors, and changed
7780
        functions to new accessor names.
7781
        (gs_build_cond): Reformatted.
7782
        (gs_build_phi): Same.
7783
        (gs_build_try): Renamed args to try_p and catch_p.
7784
        (gs_build_omp_return): Change to correct arguments, and added a subcode
7785
        flag.
7786
        * function.c (gimplify-oaraneters): Changed to gs_seq accessors.
7787
 
7788
2007-06-22  Aldy Hernandez  
7789
 
7790
        * gimplify.c (gimplify_modify_expr): Return after a successful
7791
        call to gimplify_modify_expr_rhs.
7792
 
7793
2007-06-21  Aldy Hernandez  
7794
 
7795
        * gimple-ir.h (gs_assign_binary_rhs1): Add assertion for
7796
        GSS_ASSIGN_BINARY.
7797
        (gs_assign_binary_set_rhs1): Same.
7798
        (gs_assign_binary_rhs2): Same.
7799
        (gs_assign_binary_set_rhs2): Same.
7800
        (gs_assign_unary_rhs): Same.
7801
        (gs_assign_unary_set_rhs): Same.
7802
 
7803
2007-06-21  Aldy Hernandez  
7804
 
7805
        * gcc.dg/gimple/gimple.exp: New.
7806
        * gcc.dg/gimple/compound_expr.c: New.
7807
        * gcc.dg/gimple/with_size_expr.c: New.
7808
        * gcc.dg/gimple/compound_expr.c: New.
7809
        * gcc.dg/gimple/gs_call.c: New.
7810
        * gcc.dg/gimple/constructors.c: New.
7811
        * gcc.dg/gimple/gs_return.c: New.
7812
        * gcc.dg/gimple/gs_assign.c: New.
7813
 
7814
2007-06-21  Aldy Hernandez  
7815
 
7816
        * gimple-ir.c (gs_build_cond): Change order of arguments.  Make labels
7817
        of type tree.
7818
        (gs_build_asm): Fix formatting.
7819
        * gimple-ir.h (gimple_statement_cond): Make labels of type tree.
7820
        (gs_build_cond): Change order and type of arguments.
7821
        (gs_build_asm): Fix formatting.
7822
        (gs_omp_build_for): Same.
7823
        (gs_assign_binary_rhs1): Remove assert.
7824
        (gs_assign_binary_set_rhs1): Same.
7825
        (gs_assign_binary_rhs2): Same.
7826
        (gs_assign_binary_set_rhs2): Same.
7827
        (gs_assign_unary_rhs): Same.
7828
        (gs_cond_true_label): Return a tree.
7829
        (gs_cond_set_true_label): Make label a tree.
7830
        (gs_cond_set_false_label): Make label a tree.
7831
        (gs_cond_false_label): Return a tree.
7832
        * gimplify.c (gimplify_init_ctor_eval_range): Build tuples.
7833
        (gimplify_init_ctor_eval): Same.
7834
        (gimplify_init_constructor): Enable.  Adjust for tuples.
7835
        (gimplify_modify_expr_rhs): Uncomment call to
7836
        gimplify_init_constructor.
7837
 
7838
2007-06-21  Diego Novillo  
7839
 
7840
        * gimple.def: Rename from gs.def.
7841
        Adjust all users.
7842
 
7843
2007-06-21  Diego Novillo  
7844
 
7845
        * tree-pretty-print.c (pred_symbol_code, do_gs_niy,
7846
        debug_gimple_stmt, debug_gimple_seq, print_gimple_stmt,
7847
        dump_gimple_stmt): Move to gimple-pretty-print.c
7848
        * diagnostic.h: Add comment for functions in gimple-pretty-print.c
7849
        * gimple-pretty-print.c: New file.
7850
        * gimple-ir.c (gs_build_return): Fix spacing.
7851
        (gs_build_assign): Likewise.
7852
        * gimple-ir.h: Fix spacing.
7853
        (gs_assign_set_operand): Change OPNO to size_t.
7854
        Add assertions for OPNO's value.
7855
        (gs_assign_lhs): Rename from gs_assign_operand_lhs.
7856
        (gs_assign_binary_rhs1): Rename from gs_assign_operand_rhs.
7857
        Assert that GS is GSS_ASSIGN_BINARY
7858
        (gs_assign_binary_set_rhs1): Rename from gs_assign_set_rhs.
7859
        Assert that GS is GSS_ASSIGN_BINARY.
7860
        (gs_assign_binary_set_rhs2): Rename from gs_assign_set_rhs2.
7861
        Assert that GS is GSS_ASSIGN_BINARY.
7862
        (gs_assign_unary_rhs): New.
7863
        (gs_assign_unary_set_rhs): New.
7864
        (gs_call_fn, gs_call_lhs, gs_call_chain, gs_call_arg,
7865
        gs_cond_lhs, gs_cond_rhs, gs_label_label, gs_goto_dest,
7866
        gs_bind_vars, gs_asm_in_op, gs_asm_out_op, gs_asm_clobber_op,
7867
        gs_catch_types, gs_catch_handler, gs_eh_filter_types,
7868
        gs_eh_filter_failure, gs_try_eval, gs_try_cleanup,
7869
        gs_phi_result, gs_switch_index, gs_switch_default_label,
7870
        gs_switch_label,gs_omp_critical_name, gs_omp_for_clauses,
7871
        gs_omp_for_index, gs_omp_for_initial, gs_omp_for_final,
7872
        gs_omp_for_incr, gs_omp_parallel_clauses,
7873
        gs_omp_parallel_child_fn, gs_omp_parallel_data_arg,
7874
        gs_omp_single_clauses, gs_omp_sections_clauses,
7875
        gs_return_retval): Change return type to 'tree'.
7876
        * Makefile.in (OBJS-common): Add gimple-pretty-print.o.
7877
        (gimple-pretty-print.o): New rule.
7878
 
7879
2007-06-20  Aldy Hernandez  
7880
 
7881
        * tree-pretty-print.c (dump_gimple_stmt): Change pred_symbol_code
7882
        to op_symbol_code.
7883
 
7884
2007-06-19  Aldy Hernandez  
7885
 
7886
        * gimplify.c (gimplify_modify_expr_rhs): Enable.  Adjust for tuples.
7887
        (gimplify_modify_expr): Call gimplify_modify_expr_rhs.
7888
        (gimplify_compound_expr): Enable.  Adjust for tuples.  Remove comment
7889
        that no longer applies.
7890
        (gimplify_expr): Enable call to gimplify_compound_expr.
7891
 
7892
2007-06-18  Chris Matthews  
7893
 
7894
        * Makefile.in (GTFILES): Added gimeple-ir.h.
7895
 
7896
        * gimple-ir.c (gs_build_return, gs_build_call, gs_build_assign):
7897
        Changed to use new accessors.
7898
        (gs_build_cond, gs_build_label, gs_build_goto,
7899
        gs_build_nop, gs_build_bind gs_build_asm, gs_build_catch,
7900
        gs_build_eh_filter, gs_build_try, gs_build_phi,
7901
        gs_build_resx, gs_build_switch, gs_omp_build_critical,
7902
        gs_omp_build_for, gs_omp_build_parallel,
7903
        gs_omp_build_section, gs_omp_build_master,
7904
        gs_omp_build_ordered, gs_omp_continue,
7905
        gs_omp_build_ordered, gs_omp_build_return,
7906
        gs_omp_build_sections, gs_omp_build_single): New
7907
        functions.
7908
 
7909
        * gimple-ir.h (struct gimple_statement_switch): Changed
7910
        default label to be in labels[0].
7911
 
7912
        (struct gimple_statement_asm): Corrected the allocation
7913
        length.
7914
 
7915
        (enum gs_cond): New enum.
7916
        (gs_assign_set_operand): Changed to work with new accessors.
7917
        (gs_assign_operand_lhs, gs_assign_operand_rhs,
7918
        gs_assign_operand_set_lhs, gs_assign_set_rhs,
7919
        gs_assign_operand_rhs2, gs_assign_set_rhs2, gs_call_fn,
7920
        gs_call_set_fn, gs_call_lhs, gs_call_set_lhs,
7921
        gs_call_chain, gs_call_set_chain, gs_call_nargs,
7922
        gs_call_set_nargs, gs_call_arg, gs_call_set_arg,
7923
        gs_cond_lhs, gs_cond_set_lhs, gs_cond_rhs,
7924
        gs_cond_set_rhs, gs_cond_true_label,
7925
        gs_cond_set_true_label, gs_cond_set_false_label,
7926
        gs_cond_false_label, gs_label_label, gs_label_set_label,
7927
        gs_goto_dest, gs_goto_set_dest, gs_bind_vars,
7928
        gs_bind_set_vars, gs_bind_body, gs_bind_set_body,
7929
        gs_asm_ni, gs_asm_set_ni, gs_asm_no, gs_asm_set_no,
7930
        gs_asm_nc, gs_asm_set_nc, gs_asm_in_op, gs_asm_set_in_op,
7931
        gs_asm_out_op, gs_asm_set_out_op, gs_asm_clobber_op,
7932
        gs_asm_set_clobber_op, gs_asm_string, gs_asm_set_string,
7933
        gs_catch_types, gs_catch_handler, gs_catch_set_types,
7934
        gs_catch_set_handler, gs_eh_filter_types,
7935
        gs_eh_filter_failure, gs_eh_filter_set_types,
7936
        gs_eh_filter_set_failure, gs_try_eval, gs_try_cleanup,
7937
        gs_try_set_eval, gs_try_set_cleanup, gs_phi_capacity,
7938
        gs_phi_set_capacity, gs_phi_nargs, gs_phi_set_nargs,
7939
        gs_phi_result, gs_phi_set_result, gs_phi_arg,
7940
        gs_phi_set_arg, gs_resx_region, gs_resx_set_region,
7941
        gs_switch_nlabels, gs_switch_set_nlabels,
7942
        gs_switch_index, gs_switch_set_index,
7943
        gs_switch_default_label, gs_switch_set_default_label,
7944
        gs_switch_label, gs_switch_set_label, gs_omp_body,
7945
        gs_omp_set_body, gs_omp_critical_name,
7946
        gs_omp_critical_set_name, gs_omp_for_clauses,
7947
        gs_omp_for_set_clauses, gs_omp_for_index,
7948
        gs_omp_for_set_index, gs_omp_for_initial,
7949
        gs_omp_for_set_initial, gs_omp_for_final,
7950
        gs_omp_for_set_final, gs_omp_for_incr,
7951
        gs_omp_for_set_incr, gs_omp_for_pre_body,
7952
        gs_omp_for_set_pre_body, gs_omp_parallel_clauses,
7953
        gs_omp_parallel_set_clauses, gs_omp_parallel_child_fn,
7954
        gs_omp_parallel_set_child_fn, gs_omp_parallel_data_arg,
7955
        gs_omp_parallel_set_data_arg, gs_omp_single_clauses,
7956
        gs_omp_single_set_clauses, gs_omp_sections_clauses,
7957
        gs_omp_sections_set_clauses, gs_assign_omp_for_cond,
7958
        gs_omp_for_cond gs_return_set_retval,
7959
        gs_add_subcode_flag): New accessor functions.
7960
        (gs_return_retval): Renamed gs_return_operand_retval to match accessor
7961
        conventions.
7962
 
7963
2007-05-31  Aldy Hernandez  
7964
 
7965
        * gimple-ir.c (gs_build_call): New.
7966
        * gimple-ir.h (GS_CALL_LHS): New.
7967
        (GS_CALL_FN): New.
7968
        (GS_CALL_CHAIN): New.
7969
        (GS_CALL_NARGS): New.
7970
        (GS_CALL_ARG): New.
7971
        (gs_call_lhs): New.
7972
        (gs_call_fn): New.
7973
        (gs_call_chain): New.
7974
        (gs_call_nargs): New.
7975
        (gs_call_arg): New.
7976
        * gimplify.c (gimplify_modify_expr_to_memcpy): Enable and rewrite for
7977
        tuples.
7978
        (gimplify_modify_expr_to_memset): Same.
7979
        (gimplify_statement_list): Same.
7980
        (gimplify_expr): Enable STATEMENT_LIST case.
7981
 
7982
2007-05-29  Aldy Hernandez  
7983
 
7984
        Merged revisions 124007-125166 from mainline.
7985
 
7986
2007-05-23  Aldy Hernandez  
7987
 
7988
        * builtins.c (std_gimplify_va_arg_expr): Add argument to gimplify_expr.
7989
        Remove seq argument.
7990
        (gimplify_va_arg_expr): Same.
7991
        * tree-gimple.h: Same.
7992
        * langhooks.c (lhd_gimplify_expr): Change pre_p and post_p types to
7993
        sequences.
7994
        * langhooks-def.h (lhd_gimplify_expr): Change
7995
        * langhooks.h (struct lang_hooks): Remove argument.
7996
        * gimplify.c (internal_get_tmp_var): Adjust calls to gimplify_expr
7997
        for new arguments.
7998
        (gimplify_switch_expr): Same.
7999
        (gimplify_var_or_parm_decl): Same.
8000
        (gimplify_compound_lval): Same.
8001
        (gimplify_self_mod_expr): Same.
8002
        (gimplify_arg): Same.
8003
        (gimplify_call_expr): Same.
8004
        (gimplify_init_ctor_preeval): Same.
8005
        (gimplify_init_constructor): Same.
8006
        (gimplify_modify_expr_rhs): Same.
8007
        (gimplify_modify_expr): Same.
8008
        (gimplify_save_expr): Same.
8009
        (gimplify_addr_expr): Same.
8010
        (gimplify_asm_expr): Same.
8011
        (gimplify_target_expr): Same.
8012
        (omp_check_private): Same.
8013
        (gimplify_scan_omp_clauses): Same.
8014
        (gimplify_omp_parallel): Same.
8015
        (gimplify_omp_for): Same.
8016
        (goa_stabilize_expr): Same.
8017
        (gimplify_omp_atomic): Same.
8018
        (gimplify_one_sizepos): Same.
8019
        (force_gimple_operand): Same.
8020
        (gimplify_expr): Remove seq_p argument.  Add new is_statement
8021
        argument.  Adjust accordingly.  Make seq_p required.
8022
 
8023
2007-05-07  Aldy Hernandez  
8024
 
8025
        * function.c (gimplify_parameters): Use new GS_SEQ_INIT definition.
8026
        * gimple-ir.h (GS_SEQ_INIT): Do not use C99 constructs.
8027
        * gimplify.c: Disable non working code throughout.
8028
        Pass additional call to gimplify_expr throughout.
8029
        (gimplify_ctx): Make conditional_cleanups a sequence.
8030
        (gimple_push_condition): Use GS_SEQ_EMPTY_P.
8031
        (gimple_pop_condition): Adapt for sequences.
8032
        (gimplify_and_add): Use gs_seq_append regardless of side effects.
8033
        (internal_get_tmp_var): Use sequences.
8034
        (get_formal_tmp_var): Same.
8035
        (get_initialized_tmp_var): Same.
8036
        (annotate_one_with_locus): Change GS_LOCUS to GS_LOCUS_EMPTY_P.
8037
        (gimplify_bind_expr): Use sequences.
8038
        Change append_to_statement_list to gimplify_and_add.
8039
        (gimplify_return_expr): Add gimplified code to pre_p.
8040
        (gimplify_decl_expr): New seq_p parameter.
8041
        (gimplify_loop_expr): Adapt for sequences.
8042
        Use gimplify_and_add instead of append_to_statement_list.
8043
        (gimplify_switch_expr): Same.
8044
        (gimplify_compound_lval): Use sequences.
8045
        (gimplify_self_mod_expr): Same.
8046
        Use gs_seq_append instead of append_to_statement_list.
8047
        (gimplify_arg): Use sequences.
8048
        (gimplify_call_expr): Same.
8049
        (gimplify_cond_expr): Use sequences.
8050
        (gimplify_init_ctor_preeval): Use sequences.
8051
        (gimplify_init_ctor_eval_range): Same.
8052
        Use gimplify_and_add instead of append_to_statement_list.
8053
        (gimplify_init_ctor_eval): Use sequences.
8054
        (gimplify_init_constructor): Same.
8055
        Remove one call to append_to_statement_list.
8056
        (gimplify_modify_expr_rhs): Use sequences.
8057
        (gimplify_modify_expr_complex_part): Use sequences.
8058
        Remove call to tree_to_gimple_tuple.
8059
        Build GS_ASSIGN tuple.
8060
        (gimplify_modify_expr): Use new argument.  Use sequences.
8061
        Do not call append_to_statement_list.
8062
        Build GS_ASSIGN tuple.
8063
        Do not call tree_to_gimple_tuple.
8064
        Set *expr_p to NULL when we do not want the value.
8065
        (gimplify_compound_expr): Use sequences.
8066
        (gimplify_save_expr): Same.
8067
        (gimplify_addr_expr): Same.
8068
        (gimplify_asm_expr): Same.
8069
        (gimplify_cleanup_point_expr): Same.
8070
        (gimple_push_cleanup): Same.
8071
        Build GS_ASSIGN tuples.
8072
        (gimplify_target_expr): Use sequences.
8073
        (gimplify_scan_omp_clauses): Same.
8074
        Add argument to gimplify_stmt calls.
8075
        (gimplify_omp_parallel): Same.
8076
        (gimplify_omp_for): Use sequences.
8077
        (gimplify_omp_workshare): Same.
8078
        (goa_stabilize_expr): Same.
8079
        (gimplify_omp_atomic_pipeline): Same.
8080
        (gimplify_omp_atomic_mutex): Same.
8081
        (gimplify_omp_atomic): Same.
8082
        (gimplify_expr): Same.
8083
        Call GS_SEQ_INIT with argument.
8084
        Use new seq_p argument.
8085
        Do not call tree_to_gimple_tuple.
8086
        Pass additional argument to gimplify_decl_expr.
8087
        Do not pass seq_p argument to gimplify_return_expr.
8088
        Call gs_seq_append instead of append_to_statement_list.
8089
        Check that all statements have been converted to tuples.
8090
        Make pre_p and seq_p sequences coexist.
8091
        (gimplify_type_sizes): Use sequences.
8092
        (gimplify_one_sizepos): Same.
8093
        (gimplify_body): Make parm_stmts a sequence.
8094
        Add argument to seq_p.
8095
        (gimplify_function_tree): Call debug_gimple_seq.
8096
        (force_gimple_operand): Use sequences.
8097
        (force_gimple_operand_bsi): Use sequences.
8098
 
8099
2007-05-04  Aldy Hernandez  
8100
 
8101
        * omp-low.c (build_omp_barrier): Adjust arguments for sequences.
8102
        (lower_rec_input_clauses): Disable non working code.
8103
        (lower_regimplify): Pass additional argument to gimplify_expr.
8104
        * tree-mudflap.c (mx_register_decls): Disable non working code.
8105
        * tree-inline.c (copy_bb): Disable non working code.
8106
        (setup_one_parameter): Same.
8107
        * tree-cfg.c (make_edges): Same.
8108
 
8109
2007-05-04  Aldy Hernandez  
8110
 
8111
        * tree-gimple.h (get_initialized_tmp_var): Adjust prototype
8112
        for sequences.
8113
        (get_formal_tmp_var): Same.
8114
        (gimplify_type_sizes): Same.
8115
        (gimplify_one_sizepos): Same.
8116
        (gimplify_stmt): Same.
8117
        (gimplify_and_add): Same.
8118
        (gimplify_va_arg_expr): Same.
8119
        * langhooks.h (lang_hooks): Same.
8120
        * function.c (gimplify_parm_type): Adjust for sequences.
8121
        (gimplify_parameters): Same.
8122
        * c-gimplify.c (gimplify_compound_literal_expr): Same.
8123
        (c_gimplify_expr): Same.
8124
        * tree-flow.h (force_gimple_operand): Same.
8125
        * c-common.h (c_gimplify_expr): Adjust prototype for sequences.
8126
        * config/i386/i386.c (ix86_gimplify_va_arg): Adjust for sequences.
8127
        Change call to append_to_statement_list to gimplify_and_add.
8128
        Add parameter to gimplify_expr.
8129
 
8130
2007-05-04  Aldy Hernandez  
8131
 
8132
        * gimple-ir.c (gs_code_name): Constify.
8133
        (gs_build_assign): New.
8134
        (gimple_statement_structure): Abstract code out to...
8135
        (gss_for_assign): ...here.
8136
        (gs_add): Set the last item correctly.
8137
        * gimple-ir.h (GS_LOCUS_EMPTY_P): New.
8138
        (GS_SEQ_INIT): Add a cast.
8139
        (gimple_statement_base): Make code a gs_code enum.
8140
        (gimple_statement_with_ops): Remove address_taken.
8141
        (GS_ASSIGN_BINARY_LHS): New.
8142
        (GS_ASSIGN_BINARY_RHS1): New.
8143
        (GS_ASSIGN_BINARY_RHS2): New.
8144
        (GS_ASSIGN_UNARY_REG_LHS): New.
8145
        (GS_ASSIGN_UNARY_REG_RHS): New.
8146
        (GS_ASSIGN_UNARY_MEM_LHS): New.
8147
        (GS_ASSIGN_UNARY_MEM_RHS): New.
8148
        (gs_seq_append): New.
8149
        Move gs_seq typedef to...
8150
        * coretypes.h: ...here.
8151
        * gimple-iterator.h (gsi_stmt_ptr): Add FIXME note.
8152
 
8153
2007-05-04  Aldy Hernandez  
8154
 
8155
        * tree.h (std_gimplify_va_arg_expr): Change tree * to a sequence
8156
        in prototype.
8157
        (gimplify_parameters): Return a sequence.
8158
        * target.h (gimplify_va_arg_expr): Change tree * to a sequence.
8159
        * builtins.c (std_gimplify_va_arg_expr): Same.
8160
        Pass additional argument to gimplify_expr.
8161
        (gimplify_va_arg_expr): Change tree * to a sequence.
8162
        Change append_to_statement_list call to gimplify_and_add.
8163
        Pass additional argument to gimplify_expr calls.
8164
 
8165
2007-05-04  Aldy Hernandez  
8166
 
8167
        * tree-pretty-print.c (do_gs_niy): New.
8168
        (debug_gimple_stmt): New.
8169
        (debug_gimple_seq): New.
8170
        (print_gimple_stmt): New.
8171
        (dump_gimple_stmt): New.
8172
        * diagnostic.h: Add prototypes for dump_gimple_stmt,
8173
        print_gimple_stmt, debug_gimple_stmt, debug_gimple_seq.
8174
 
8175
2007-04-26  Aldy Hernandez  
8176
 
8177
        * tree-gimple.h (annotate_all_with_locus): First argument is now a
8178
        sequence.
8179
        * gimple-ir.h (GS_LOCUS): New.
8180
        (gimple_statement_base): Locus is of type location_t.
8181
        * gimplify.c (internal_get_tmp_var): Use sequences.
8182
        (should_carry_locus_p): Adjust for gimple ir.
8183
        (annotate_one_with_locus): Same.
8184
        (annotate_all_with_locus): Same.
8185
        (gimplify_stmt): Adjust for sequences.
8186
        (gimplify_expr): Same.
8187
 
8188
2007-04-25  Aldy Hernandez  
8189
 
8190
        * gimple-ir.h (GS_SEQ_EMPTY_P): New.
8191
        Move gs_build_return, gs_add, and gimple_statement_structure
8192
        prototypes.
8193
        (gs_assign_operand): Fix typos in gss.
8194
        Include gimple-iterator.h.
8195
        * Makefile.in (GIMPLE_IR_H): Add gimple-iterator.h.
8196
        (TREE_GIMPLE_H): Same.
8197
 
8198
2007-04-25  Aldy Hernandez  
8199
 
8200
        * gimple-iterator.h (gsi_one_before_end_p): Use GS_SEQ_LAST.
8201
 
8202
2007-04-25  Aldy Hernandez  
8203
 
8204
        * gimple-iterator.h: New file.
8205
 
8206
2007-04-23  Aldy Hernandez  
8207
 
8208
        * gimple-ir.c: New file.
8209
        * gimple-ir.h: New file.
8210
        * gsstruct.def: New file.
8211
        * gs.def: New file.
8212
        * gengtype.c (open_base_files): Add gimple-ir.h.
8213
        * tree-gimple.h: Include gimple-ir.h.
8214
        Add sequence to gimplify_expr and gimplify_body prototypes.
8215
        * gimplify.c: Include gimple-ir.h.
8216
        (gimplify_and_add): Adjust for gimple IR.
8217
        (gimplify_return_expr): Same.
8218
        (gimplify_stmt): Add seq_p argument.
8219
        (gimplify_expr): Add seq_p sequence and adjust accordingly.
8220
        (gimplify_body): Same.
8221
        * coretypes.h: Add gimple_statement_d and gimple definitions.
8222
        * Makefile.in (GIMPLE_IR_H): New.
8223
        (TREE_GIMPLE_H): Add gimple-ir.h.
8224
        (OBJS-common): Add gimple-ir.o.
8225
        (gimplify.o): Add GIMPLE_IR_H.
8226
        (gimple-ir.o): New.
8227
        (build/gencheck.o): Add gs.def.
8228
 
8229
Local Variables:
8230
mode: change-log
8231
End:
8232
 
8233
 
8234
Copyright (C) 2007, 2008 Free Software Foundation, Inc.
8235
 
8236
Copying and distribution of this file, with or without modification,
8237
are permitted in any medium without royalty provided the copyright
8238
notice and this notice are preserved.

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