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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [ChangeLog] - Blame information for rev 858

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Line No. Rev Author Line
1 38 julius
2007-10-07  Release Manager
2
 
3
        * GCC 4.2.2 released.
4
 
5
2007-09-25  Jakub Jelinek  
6
 
7
        PR tree-optimization/32694
8
        2006-11-08  Roger Sayle  
9
        * tree-ssa-propagate.c (set_rhs): Verify tcc_comparison the same way
10
        as tcc_binary.
11
        * tree-ssa-ccp.c (fold_stmt_r) : Use set_rhs to modify
12
        the condition after calling fold_binary.
13
 
14
2007-09-24  Jakub Jelinek  
15
 
16
        PR debug/33316
17
        * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
18
        DECL_NAME.
19
        * dbxout.c (dbxout_type): Likewise.
20
 
21
2007-09-23  H.J. Lu  
22
 
23
        * configure.ac (ld_vers): Support GNU linker version xx.xx.*
24
        * configure: Regenerated.
25
 
26
2007-09-23  Jakub Jelinek  
27
 
28
        * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
29
        * configure: Regenerated.
30
 
31
2007-09-13  H.J. Lu  
32
 
33
        PR bootstrap/33418
34
        * configure.ac (ld_vers): Support Linux linker.
35
        * configure: Regenerated.
36
 
37
2007-09-13  Seongbae Park 
38
 
39
        * common.opt (femit-class-debug-always): Turn off by default.
40
 
41
2007-09-12  Bob Wilson  
42
 
43
        * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
44
        (xtensa_copy_incoming_a7): Use start_sequence instead of
45
        push_to_sequence.  Stash insns in vararg_a7_copy for builtin_saveregs.
46
        (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
47
        of the saveregs sequence.
48
 
49
2007-09-12  Richard Guenther  
50
 
51
        PR middle-end/33382
52
        * tree-ssa-structalias.c (get_constraint_for_component_ref):
53
        Note that accesses to a whole flexible array member may not lead
54
        to a subvariable.
55
 
56
2007-09-10  Bob Wilson  
57 133 jeremybenn
 
58 38 julius
        * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
59
        for floating-point values if HOST_BITS_PER_LONG > 32.  Use
60
        split_double instead of operand_subword.
61 133 jeremybenn
 
62 38 julius
2007-09-10  Bob Wilson  
63
 
64
        * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
65
        (subdi3, subdi_carry): Delete.
66
 
67
2007-09-07  Tobias Burnus  
68
 
69
        PR middle-end/33321
70
        * doc/invoke.texi: Fix -Wstrict-overflow= table.
71
 
72
2007-09-06  Richard Sandiford  
73
 
74
        PR target/33256
75
        * config/mips/mips.c (mips_classify_symbolic_expression): New function.
76
        (mips_classify_address): Use it instead of mips_symbolic_constant_p.
77
        (print_operand_reloc): Likewise.
78
 
79
2007-09-03  Anatoly Sokolov 
80
 
81
        PR target/28902
82
        * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
83
 
84
2007-09-01  Nick Clifton  
85
 
86
        * COPYING3, COPYING3.LIB: New files.
87
        * tree-ssa-operands.h: Change copyright header to refer to version
88
        3 of the GNU General Public License and to point readers at the
89
        COPYING3 file and the FSF's license web page.
90
        * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c, sched-ebb.c,
91
        tree-loop-linear.c, dwarf2asm.c, tree-into-ssa.c, dwarf2asm.h,
92
        tree-ssa-loop-im.c, sbitmap.c, targhooks.c, tree-dump.c,
93
        tree-complex.c, sbitmap.h, targhooks.h, tree-dump.h, see.c,
94
        machmode.h, hooks.c, hooks.h, genrecog.c, tree-ssa-threadupdate.c,
95
        gen-protos.c, flags.h, rtlhooks.c, gencheck.c,
96
        tree-ssa-loop-niter.c, opts-common.c, tree-pretty-print.c, tracer.c,
97
        gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
98
        cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
99
        rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
100
        optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
101
        tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
102
        genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
103
        reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
104
        c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
105
        rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,tree-phinodes.c,
106
        mips-tfile.c, pointer-set.c, pointer-set.h, diagnostic.c, final.c,
107
        diagnostic.h, builtins.c, genoutput.c, gcc.c, lists.c, gcc.h,
108
        cfghooks.c, input.h, gensupport.c, fold-const.c, cfghooks.h,
109
        insn-notes.def, gensupport.h, builtin-attrs.def, sync-builtins.def,
110
        params.c, cfgloopanal.c, params.h, omp-low.c, tree-ssa-dse.c,
111
        gcov.c, cfg.c, genextract.c, ipa-reference.c, genautomata.c,
112
        tree-ssa-uncprop.c, toplev.c, tree-gimple.c, ipa-reference.h,
113
        vmsdbgout.c, errors.c, toplev.h, reorg.c, tree-gimple.h,
114
        tree-chrec.c, pretty-print.c, errors.h, real.c, tree-chrec.h,
115
        pretty-print.h, debug.c, real.h, genemit.c, c-cppbuiltin.c,
116
        genmultilib, debug.h, genconfig.c, cgraphunit.c, regs.h, df-scan.c,
117
        vec.c, hosthooks-def.h, vec.h, tree-ssa-copyrename.c, scan.c,
118
        builtin-types.def, tree-ssa-ccp.c, scan.h, mode-classes.def,
119
        haifa-sched.c, dominance.c, dojump.c, double-int.c, gcov-io.c,
120
        dbxout.c, builtins.def, double-int.h, dbxout.h,
121
        tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c, gengtype-lex.l,
122
        tree-nomudflap.c, modulo-sched.c, c-objc-common.c, hosthooks.h,
123
        c-objc-common.h, caller-save.c, graph.c, ipa-pure-const.c, graph.h,
124
        c-format.c, cse.c, fix-header.c, c-format.h, web.c, tree-stdarg.c,
125
        genpeep.c, tree-stdarg.h, tree-ssa-math-opts.c, xcoffout.c,
126
        tree-ssa-dom.c, tree-nrv.c, xcoffout.h, tree-ssa-propagate.c,
127
        ipa-utils.c, tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c,
128
        ipa-utils.h, gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c,
129
        ipa-inline.c, mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c,
130
        global.c, alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c,
131
        ifcvt.c, dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c,
132
        dwarf2out.h, expr.h, longlong.h, opts.c, gcov-iov.c, opts.h,
133
        dwarf2.h, genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
134
        timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
135
        tree-ssa-loop.c, host-default.c, predict.h, recog.c, recog.h,
136
        c-aux-info.c, tree-ssa-address.c, timevar.c, lcm.c, timevar.h,
137
        tree-vn.c, treestruct.def, fp-test.c, c-decl.c, tree-eh.c,
138
        c-errors.c, c-pretty-print.c, regmove.c, lambda-trans.c,
139
        c-pretty-print.h, et-forest.c, et-forest.h, local-alloc.c,
140
        function.c, langhooks.c, cppdefault.c, tree-vectorizer.c,
141
        function.h, langhooks.h, print-rtl.c, cppdefault.h, df.h,
142
        tree-vectorizer.h, sdbout.c, stor-layout.c, sdbout.h,
143
        rtlhooks-def.h, read-rtl.c, gcse.c, ipa-type-escape.c, vmsdbg.h,
144
        alias.c, ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c,
145
        profile.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
146
        loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, mkmap-flat.awk,
147
        tree-vect-analyze.c, c.opt, ggc.h, opt-gather.awk, c-typeck.c,
148
        gimplify.c, coretypes.h, insn-addr.h, tree-ssa-phiopt.c, c-pragma.c,
149
        c-pragma.h, calls.c, genmodes.c, loop-doloop.c, predict.def,
150
        dwarf.h, tree.def, rtl-factoring.c, expmed.c, bt-load.c,
151
        ggc-common.c, genflags.c, tree-dfa.c, except.c, coverage.c,
152
        except.h, emit-rtl.c, cfgexpand.c, coverage.h, stringpool.c,
153
        cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c, cselib.h,
154
        cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
155
        tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, loop-invariant.c,
156
        genpreds.c, protoize.c, opth-gen.awk, c-dump.c, lambda.h, loop-iv.c,
157
        tree-mudflap.c, ipa-prop.c, print-tree.c, tree-mudflap.h,
158
        tree-ssa-copy.c, ipa-prop.h, cfglayout.c, tree-ssa-forwprop.c,
159
        c-convert.c, cfglayout.h, common.opt, ggc-zone.c, ggc-page.c,
160
        c-omp.c, tree-ssa-dce.c, gencodes.c, varasm.c, tree-vect-patterns.c,
161
        libada-mk.in, sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
162
        target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
163
        omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
164
        intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
165
        sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
166
        genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
167
        tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
168
        bb-reorder.c, resource.c, var-tracking.c, cfgloop.c, system.h,
169
        resource.h, ggc-none.c, tree-profile.c, cfgloop.h, c-gimplify.c,
170
        c-common.c, opt-functions.awk, tree-vect-generic.c, tree-flow.h,
171
        df-problems.c, scan-decls.c, c-common.h, config.gcc, reg-stack.c,
172
        tlink.c, main.c, stub-objc.c, fixproto, config.host, Makefile.in,
173
        gccspec.c, sched-rgn.c, vecprim.h, basic-block.h,
174
        tree-ssa-structalias.c, tree-ssa-structalias.h, c-common.def,
175
        sched-vis.c, tree-cfg.c, passes.c, genconstants.c, c-incpath.c,
176
        c-incpath.h, struct-equiv.c, c-parser.c, tree-ssa-reassoc.c,
177
        varray.c, sreal.c, varray.h, dfp.c, sreal.h, dfp.h, flow.c,
178
        conflict.c reg-notes.def, cfgrtl.c, config.build, gengtype-yacc.y,
179
        stmt.c, tree-browser.def, prefix.c, statistics.h, params.def,
180
        c-lang.c, gcov-dump.c, prefix.h, tree-ssanames.c, collect2.c,
181
        collect2.h, tree-ssa-threadedge.c, convert.c, convert.h,
182
        langhooks-def.h, reload1.c, tree-ssa-operands.c: Likewise.
183
 
184
2007-09-01  Nick Clifton  
185
 
186
        * host-hpux.c: Change copyright header to refer to version 3 of
187
        the GNU General Public License and to point readers at the
188
        COPYING3 file and the FSF's license web page.
189
        * alpha/predicates.md, alpha/vms-ld.c, alpha/linux.h,
190
        alpha/alpha.opt, alpha/linux-elf.h, alpha/vms.h, alpha/elf.h,
191
        alpha/vms-unwind.h, alpha/ev4.md, alpha/ev6.md, alpha/alpha.c,
192
        alpha/vms-cc.c, alpha/alpha.h, alpha/sync.md, alpha/openbsd.h,
193
        alpha/alpha.md, alpha/alpha-modes.def, alpha/ev5.md,
194
        alpha/alpha-protos.h, alpha/freebsd.h, alpha/osf5.h,
195
        alpha/netbsd.h, alpha/vms64.h, alpha/constraints.md, alpha/osf.h,
196
        alpha/xm-vms.h, alpha/unicosmk.h, linux.h, frv/predicates.md,
197
        frv/frv.h, frv/linux.h, frv/frv.md, frv/frv.opt,
198
        frv/frv-modes.def, frv/frv-asm.h, frv/frv-protos.h, frv/frv-abi.h,
199
        frv/frv.c, s390/tpf.h, s390/s390.c, s390/predicates.md,
200
        s390/s390.h, s390/linux.h, s390/tpf.md, s390/tpf.opt,
201
        s390/2064.md, s390/2084.md, s390/s390.md, s390/s390.opt,
202
        s390/s390-modes.def, s390/fixdfdi.h, s390/constraints.md,
203
        s390/s390-protos.h, s390/s390x.h, elfos.h, dbxcoff.h,
204
        m32c/predicates.md, m32c/cond.md, m32c/m32c.c, m32c/minmax.md,
205
        m32c/blkmov.md, m32c/m32c-pragma.c, m32c/m32c.h, m32c/prologue.md,
206
        m32c/m32c.abi, m32c/muldiv.md, m32c/bitops.md, m32c/mov.md,
207
        m32c/addsub.md, m32c/m32c.md, m32c/m32c.opt, m32c/t-m32c,
208
        m32c/m32c-modes.def, m32c/jump.md, m32c/shift.md,
209
        m32c/m32c-protos.h, libgloss.h, interix.h, sparc/hypersparc.md,
210
        sparc/predicates.md, sparc/linux.h, sparc/sp64-elf.h,
211
        sparc/supersparc.md, sparc/cypress.md, sparc/openbsd1-64.h,
212
        sparc/openbsd64.h, sparc/niagara.md, sparc/sparc.md,
213
        sparc/long-double-switch.opt, sparc/ultra3.md, sparc/sparc.opt,
214
        sparc/sync.md, sparc/sp-elf.h, sparc/sparc-protos.h,
215
        sparc/ultra1_2.md, sparc/biarch64.h, sparc/sparc.c,
216
        sparc/little-endian.opt, sparc/sysv4-only.h, sparc/sparc.h,
217
        sparc/linux64.h, sparc/freebsd.h, sparc/sol2.h, sparc/rtemself.h,
218
        sparc/netbsd-elf.h, sparc/sparc-modes.def, sparc/sparclet.md,
219
        sparc/sysv4.h, vx-common.h, netbsd-aout.h, m32r/m32r.md,
220
        m32r/predicates.md, m32r/little.h, m32r/m32r.c, m32r/m32r.opt,
221
        m32r/linux.h, m32r/m32r.h, m32r/m32r-protos.h, vxworks.opt,
222
        darwin-c.c, darwin.opt, i386/i386.h, i386/cygming.h, i386/linux.h,
223
        i386/cygwin.h, i386/i386.md, i386/netware-crt0.c, i386/sco5.h,
224
        i386/mmx.md, i386/kaos-i386.h, i386/winnt-stubs.c,
225
        i386/netbsd64.h, i386/djgpp.h, i386/gas.h, i386/sol2.h,
226
        i386/constraints.md, i386/netware-libgcc.c, i386/sysv5.h,
227
        i386/predicates.md, i386/x86-64.h, i386/kfreebsd-gnu.h,
228
        i386/freebsd64.h, i386/vxworksae.h, i386/pentium.md, i386/lynx.h,
229
        i386/i386elf.h, i386/rtemself.h, i386/netbsd-elf.h, i386/ppro.md,
230
        i386/k6.md, i386/netware.c, i386/netware.h, i386/i386-modes.def,
231
        i386/sysv4-cpp.h, i386/i386-interix.h, i386/cygwin1.c,
232
        i386/djgpp.opt, i386/uwin.h, i386/unix.h, i386/ptx4-i.h,
233
        i386/xm-djgpp.h, i386/att.h, i386/winnt.c, i386/beos-elf.h,
234
        i386/sol2-10.h, i386/darwin64.h, i386/sse.md, i386/i386.opt,
235
        i386/bsd.h, i386/cygming.opt, i386/xm-mingw32.h, i386/linux64.h,
236
        i386/openbsdelf.h, i386/xm-cygwin.h, i386/sco5.opt, i386/darwin.h,
237
        i386/mingw32.h, i386/winnt-cxx.c, i386/i386-interix3.h,
238
        i386/nwld.c, i386/nwld.h, i386/host-cygwin.c, i386/cygwin2.c,
239
        i386/i386-protos.h, i386/sync.md, i386/openbsd.h,
240
        i386/host-mingw32.c, i386/i386-aout.h, i386/nto.h,
241
        i386/biarch64.h, i386/i386-coff.h, i386/freebsd.h,
242
        i386/driver-i386.c, i386/knetbsd-gnu.h, i386/host-i386-darwin.c,
243
        i386/vxworks.h, i386/crtdll.h, i386/i386.c, i386/sysv4.h,
244
        darwin-protos.h, linux.opt, sol2.c, sol2.h, sh/symbian.c,
245
        sh/sh-protos.h, sh/linux.h, sh/elf.h, sh/superh.h, sh/sh4.md,
246
        sh/coff.h, sh/newlib.h, sh/embed-elf.h, sh/symbian-pre.h,
247
        sh/rtems.h, sh/kaos-sh.h, sh/sh4a.md, sh/sh64.h, sh/sh.opt,
248
        sh/symbian-post.h, sh/sh-c.c, sh/predicates.md, sh/sh.c, sh/sh.h,
249
        sh/shmedia.md, sh/sh-modes.def, sh/little.h, sh/sh1.md,
250
        sh/superh64.h, sh/rtemself.h, sh/netbsd-elf.h, sh/sh.md,
251
        sh/vxworks.h, usegas.h, svr3.h, pdp11/pdp11-protos.h,
252
        pdp11/2bsd.h, pdp11/pdp11.md, pdp11/pdp11.c, pdp11/pdp11.opt,
253
        pdp11/pdp11-modes.def, pdp11/pdp11.h, avr/rtems.h,
254
        avr/avr-protos.h, avr/predicates.md, avr/constraints.md,
255
        avr/avr.md, avr/avr.c, avr/avr.opt, avr/avr.h, sol2-protos.h,
256
        dbxelf.h, lynx.opt, crx/crx.h, crx/crx-protos.h, crx/crx.md,
257
        crx/crx.c, crx/crx.opt, c4x/c4x-c.c, c4x/c4x.c, c4x/c4x.opt,
258
        c4x/c4x-modes.def, c4x/rtems.h, c4x/predicates.md, c4x/c4x.h,
259
        c4x/c4x-protos.h, c4x/c4x.md, kfreebsd-gnu.h,
260
        xtensa/predicates.md, xtensa/xtensa.c, xtensa/linux.h,
261
        xtensa/xtensa.h, xtensa/elf.h, xtensa/xtensa.md,
262
        xtensa/xtensa.opt, xtensa/xtensa-protos.h, dbx.h,
263
        stormy16/predicates.md, stormy16/stormy16.md, stormy16/stormy16.c,
264
        stormy16/stormy16.opt, stormy16/stormy16.h,
265
        stormy16/stormy16-protos.h, host-solaris.c, fr30/fr30.h,
266
        fr30/predicates.md, fr30/fr30-protos.h, fr30/fr30.md, fr30/fr30.c,
267
        fr30/fr30.opt, vxworksae.h, sol2-c.c, lynx.h,
268
        m68hc11/m68hc11-protos.h, m68hc11/predicates.md,
269
        m68hc11/m68hc11.md, m68hc11/m68hc11.c, m68hc11/m68hc11.opt,
270
        m68hc11/m68hc11.h, m68hc11/m68hc12.h, openbsd-oldgas.h,
271
        host-linux.c, interix3.h, cris/cris.c, cris/predicates.md,
272
        cris/linux.h, cris/cris.h, cris/aout.h, cris/cris.md,
273
        cris/linux.opt, cris/cris.opt, cris/elf.opt, cris/aout.opt,
274
        cris/cris-protos.h, netbsd.h, netbsd-elf.h, iq2000/iq2000.h,
275
        iq2000/predicates.md, iq2000/iq2000-protos.h, iq2000/iq2000.md,
276
        iq2000/iq2000.c, iq2000/iq2000.opt, host-darwin.c, mt/mt.md,
277
        mt/mt.c, mt/mt.opt, mt/t-mt, mt/mt.h, mt/mt-protos.h, svr4.h,
278
        host-darwin.h, chorus.h, mn10300/mn10300.c, mn10300/mn10300.opt,
279
        mn10300/predicates.md, mn10300/mn10300.h, mn10300/linux.h,
280
        mn10300/mn10300-protos.h, mn10300/mn10300.md, ia64/predicates.md,
281
        ia64/itanium1.md, ia64/unwind-ia64.h, ia64/ia64-c.c, ia64/sync.md,
282
        ia64/ia64.c, ia64/itanium2.md, ia64/ia64.h, ia64/vect.md,
283
        ia64/freebsd.h, ia64/ia64.md, ia64/ia64-modes.def, ia64/hpux.h,
284
        ia64/ia64-protos.h, windiss.h, gofast.h, rtems.h, sol2-10.h,
285
        m68k/predicates.md, m68k/m68k.md, m68k/linux.h,
286
        m68k/m68k-modes.def, m68k/m68k-protos.h, m68k/coff.h,
287
        m68k/m68k-none.h, m68k/ieee.opt, m68k/openbsd.h, m68k/m68k-aout.h,
288
        m68k/m68k.opt, m68k/m68020-elf.h, m68k/m68kelf.h, m68k/m68k.c,
289
        m68k/rtemself.h, m68k/netbsd-elf.h, m68k/m68k.h, m68k/uclinux.h,
290
        rs6000/power4.md, rs6000/host-darwin.c, rs6000/6xx.md,
291
        rs6000/linux.h, rs6000/eabi.h, rs6000/aix41.opt, rs6000/xcoff.h,
292
        rs6000/secureplt.h, rs6000/linuxspe.h, rs6000/eabialtivec.h,
293
        rs6000/8540.md, rs6000/darwin8.h, rs6000/kaos-ppc.h,
294
        rs6000/windiss.h, rs6000/603.md, rs6000/aix41.h, rs6000/mpc.md,
295
        rs6000/aix43.h, rs6000/beos.h, rs6000/gnu.h, rs6000/rtems.h,
296
        rs6000/aix.opt, rs6000/darwin.md, rs6000/darwin64.h,
297
        rs6000/default64.h, rs6000/7xx.md, rs6000/darwin.opt,
298
        rs6000/spe.md, rs6000/rs6000.opt, rs6000/rs6000-c.c,
299
        rs6000/rios2.md, rs6000/linuxaltivec.h, rs6000/7450.md,
300
        rs6000/linux64.h, rs6000/constraints.md, rs6000/440.md,
301
        rs6000/darwin.h, rs6000/host-ppc64-darwin.c, rs6000/rs6000.c,
302
        rs6000/aix52.h, rs6000/rs6000.h, rs6000/predicates.md,
303
        rs6000/altivec.md, rs6000/aix64.opt, rs6000/rios1.md,
304
        rs6000/rs6000-modes.def, rs6000/rs64.md, rs6000/eabisim.h,
305
        rs6000/sysv4le.h, rs6000/darwin7.h, rs6000/linux64.opt,
306
        rs6000/sync.md, rs6000/vxworksae.h, rs6000/power5.md,
307
        rs6000/lynx.h, rs6000/biarch64.h, rs6000/rs6000.md,
308
        rs6000/sysv4.opt, rs6000/eabispe.h, rs6000/freebsd.h,
309
        rs6000/rs6000-protos.h, rs6000/netbsd.h, rs6000/e500-double.h,
310
        rs6000/aix.h, rs6000/vxworks.h, rs6000/40x.md, rs6000/aix51.h,
311
        rs6000/sysv4.h, arc/arc-protos.h, arc/arc.md, arc/arc.c,
312
        arc/arc.opt, arc/arc-modes.def, arc/arc.h, mcore/mcore-elf.h,
313
        mcore/mcore-protos.h, mcore/predicates.md, mcore/mcore.md,
314
        mcore/mcore.c, mcore/mcore.opt, mcore/mcore.h, mcore/mcore-pe.h,
315
        darwin.c, freebsd-nthr.h, score/predicates.md,
316
        score/score-version.h, score/score-protos.h, score/misc.md,
317
        score/elf.h, score/score.c, score/mac.md, score/score7.md,
318
        score/score.h, score/score-conv.h, score/score-mdaux.c,
319
        score/score.md, score/score.opt, score/score-modes.def,
320
        score/score-mdaux.h, score/mul-div.S, arm/uclinux-elf.h,
321
        arm/semi.h, arm/ecos-elf.h, arm/arm1020e.md, arm/symbian.h,
322
        arm/linux-elf.h, arm/arm1026ejs.md, arm/arm1136jfs.md, arm/elf.h,
323
        arm/aout.h, arm/arm.c, arm/coff.h, arm/strongarm-pe.h, arm/arm.h,
324
        arm/semiaof.h, arm/arm-modes.def, arm/linux-eabi.h,
325
        arm/rtems-elf.h, arm/arm-cores.def, arm/arm-protos.h, arm/vfp.md,
326
        arm/aof.h, arm/linux-gas.h, arm/wince-pe.h, arm/constraints.md,
327
        arm/xscale-elf.h, arm/strongarm-coff.h, arm/arm.opt,
328
        arm/arm926ejs.md, arm/predicates.md, arm/iwmmxt.md,
329
        arm/unknown-elf.h, arm/kaos-arm.h, arm/bpabi.h, arm/pe.opt,
330
        arm/arm.md, arm/xscale-coff.h, arm/pe.c, arm/arm-generic.md,
331
        arm/pe.h, arm/kaos-strongarm.h, arm/freebsd.h, arm/netbsd.h,
332
        arm/fpa.md, arm/strongarm-elf.h, arm/cirrus.md, arm/netbsd-elf.h,
333
        arm/vxworks.h, kaos.h, pa/predicates.md, pa/pa64-hpux.h,
334
        pa/pa-hpux.opt, pa/som.h, pa/pa-hpux1010.opt, pa/pa-hpux1111.opt,
335
        pa/pa-pro-end.h, pa/elf.h, pa/fptr.c, pa/pa64-linux.h, pa/pa.md,
336
        pa/pa.opt, pa/pa-hpux.h, pa/pa-hpux10.h, pa/pa-hpux11.h,
337
        pa/pa-hpux1010.h, pa/pa-protos.h, pa/pa-osf.h, pa/pa-hpux1111.h,
338
        pa/pa-64.h, pa/milli64.S, pa/pa.c, pa/pa-linux.h, pa/pa.h,
339
        pa/pa32-linux.h, pa/pa64-hpux.opt, pa/pa64-regs.h,
340
        pa/pa-modes.def, darwin9.h, mips/4100.md, mips/linux.h,
341
        mips/elf.h, mips/sdb.h, mips/windiss.h, mips/rtems.h,
342
        mips/3000.md, mips/iris5.h, mips/5000.md, mips/7000.md,
343
        mips/9000.md, mips/4600.md, mips/linux64.h, mips/elforion.h,
344
        mips/constraints.md, mips/generic.md, mips/predicates.md,
345
        mips/4300.md,mips/mips-ps-3d.md, mips/iris.h, mips/24k.md,
346
        mips/mips.md, mips/mips.opt, mips/4k.md, mips/5k.md,
347
        mips/vr4120-div.S, mips/openbsd.h, mips/iris6.h, mips/4000.md,
348
        mips/mips-protos.h, mips/6000.md, mips/mips.c, mips/mips.h,
349
        mips/r3900.h, mips/netbsd.h, mips/vxworks.h, mips/mips-modes.def,
350
        mips/vr.h, soft-fp/t-softfp, openbsd.h, ptx4.h, freebsd-spec.h,
351
        vax/vax.c, vax/openbsd.h, vax/vax.h, vax/elf.h, vax/vax.md,
352
        vax/bsd.h, vax/vax.opt, vax/vax-modes.def, vax/openbsd1.h,
353
        vax/netbsd.h, vax/vax-protos.h, vax/netbsd-elf.h, vax/vaxv.h,
354
        vax/ultrix.h, freebsd.h, h8300/rtems.h, h8300/predicates.md,
355
        h8300/h8300.c, h8300/h8300.h, h8300/elf.h, h8300/h8300.md,
356
        h8300/h8300.opt, h8300/coff.h, h8300/h8300-protos.h, v850/v850.md,
357
        v850/predicates.md, v850/v850-c.c, v850/v850.c, v850/v850.opt,
358
        v850/v850.h, v850/v850-protos.h, knetbsd-gnu.h, sol2-6.h,
359
        vxworks.h, mmix/mmix.h, mmix/predicates.md, mmix/mmix-protos.h,
360
        mmix/mmix.md, mmix/mmix.c, mmix/mmix.opt, mmix/mmix-modes.def,
361
        bfin/bfin.opt, bfin/rtems.h, bfin/bfin-modes.def,
362
        bfin/predicates.md, bfin/bfin-protos.h, bfin/bfin.c, bfin/bfin.h,
363
        bfin/bfin.md: Likewise.
364
 
365
2007-08-31  Jakub Jelinek  
366
 
367
        PR rtl-optimization/33148
368
        * simplify-rtx.c (simplify_unary_operation_1): Only optimize
369
        (neg (lt X 0)) if X has scalar int mode.
370
 
371
        PR debug/32914
372
        * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
373
        initializer, use build_vector_from_ctor if possible to create
374
        VECTOR_CST out of it.  If vector initializer is not VECTOR_CST
375
        even after this, return NULL.
376
 
377
2007-08-27  Jason Merrill  
378
 
379
        PR c++/31337
380
        * gimplify.c (gimplify_modify_expr): Discard the assignment of
381
        zero-sized types after calling gimplify_modify_expr_rhs.
382
 
383
2007-08-24  Jakub Jelinek  
384
 
385
        PR debug/32610
386
        * dwarf2out.c (gen_decl_die): Don't call
387
        gen_tagged_type_instantiation_die if decl doesn't have tagged type.
388
 
389
2007-08-24  Richard Guenther  
390
 
391
        * expr.c (get_inner_reference): Remove unused variable.
392
 
393
2007-08-24  Richard Guenther  
394
 
395
        * expr.c (get_inner_reference): Do computation of bitoffset
396
        from offset in a way we can detect overflow reliably.
397
 
398
2007-08-22  Richard Guenther  
399
 
400
        PR middle-end/32563
401
        * tree.c (host_integerp): Treat sizetype as signed as it is
402
        sign-extended.
403
 
404
2007-08-20  Adam Nemet  
405
 
406
        * config/mips/predicates.md (const_call_insn_operand): Invoke
407
        SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
408
 
409
2007-08-17  Chen liqin  
410
 
411
        * config/score/score.md : Update pattern tablejump.
412
        * config/score/score.c : Update score_initialize_trampoline
413
        function.
414
        * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
415
        (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
416
        * doc/contrib.texi: Add my entry.
417
 
418
2007-08-02  Andreas Krebbel  
419
 
420
        * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
421
 
422
2007-08-01  Andreas Krebbel  
423
 
424
        * config/s390/s390.md (TF in GPR splitter): Change operand_subword
425
        parameter to TFmode.
426
 
427
2007-07-30  Mark Mitchell  
428
 
429
        * BASE-VER: Bump.
430
        * DEV-PHASE: Mark as prerelease.
431
 
432
2007-07-25  Steve Ellcey  
433
 
434
        PR target/32218
435
        * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
436
 
437
2007-07-25  Dorit Nuzman  
438
            Devang Patel  
439
 
440
        PR tree-optimization/25413
441
        * targhooks.c (default_builtin_vector_alignment_reachable): New.
442
        * targhooks.h (default_builtin_vector_alignment_reachable): New.
443
        * tree.h (contains_packed_reference): New.
444
        * expr.c (contains_packed_reference): New.
445
        * tree-vect-analyze.c (vector_alignment_reachable_p): New.
446
        (vect_enhance_data_refs_alignment): Call
447
        vector_alignment_reachable_p.
448
        * target.h (vector_alignment_reachable): New builtin.
449
        * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
450
        * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
451
        (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
452
 
453
2007-07-24  Richard Guenther  
454
 
455
        Backport from mainline:
456
        2007-07-16  Richard Guenther  
457
                    Uros Bizjak  
458
 
459
        * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
460
        before forcing it to gimple operand.
461
 
462
2007-07-24  Richard Guenther  
463
 
464
        PR tree-optimization/32723
465
        Backport from mainline:
466
        2007-03-09  Daniel Berlin  
467
 
468
        * tree-ssa-structalias.c (shared_bitmap_info_t): New structure.
469
        (shared_bitmap_table): New variable.
470
        (shared_bitmap_hash): New function.
471
        (shared_bitmap_eq): Ditto
472
        (shared_bitmap_lookup): Ditto.
473
        (shared_bitmap_add): Ditto.
474
        (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
475
        (init_alias_vars): Init shared bitmap hashtable.
476
        (delete_points_to_sets): Delete shared bitmap hashtable.
477
 
478
2007-07-23  Bernd Schmidt  
479
 
480
        * reload1.c (choose_reload_regs): Set reload_spill_index for regs
481
        chosen during find_reloads.
482
 
483
2007-07-19  Release Manager
484
 
485
        * GCC 4.2.1 released.
486
 
487
2007-07-18  Paolo Bonzini  
488
 
489
        Revert:
490
 
491
        2007-07-09  Paolo Bonzini  
492
 
493
        PR middle-end/32004
494
        * function.c (rest_of_match_asm_constraints): Pass PROP_REG_INFO.
495
 
496
        2007-07-06  Paolo Bonzini  
497
 
498
        PR middle-end/32004
499
        * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
500
        pass_match_asm_constraints): New.
501
        * passes.c (init_optimization_passes): Add new pass.
502
        * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
503
        * function.h (struct function): Add has_asm_statement bit.
504
        (current_function_has_asm_statement): New.
505
        * tree-pass.h (pass_match_asm_constraints): New.
506
 
507
2007-07-16  Paul Brook  
508
 
509
        PR target/32753
510
        gcc/
511
        * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
512
 
513
2007-07-10  Rainer Orth  
514
 
515
        PR target/32538
516
        * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
517
 
518
2007-07-09  Paolo Bonzini  
519
 
520
        PR middle-end/32004
521
        * function.c (rest_of_match_asm_constraints): Pass PROP_REG_INFO.
522
 
523
2007-07-09  Uros Bizjak  
524
 
525
        PR tree-optimization/32681
526
        * tree-if-conv.c (find_phi_replacement_condition): Use the condition
527
        saved in second_edge->aux when first_bb is a loop header.
528
 
529
2007-07-07 Anatoly Sokolov 
530
 
531
        PR target/31331
532
        * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
533
        rather than a decl.
534
        (avr_attribute_table): Make "naked" attribute apply to function types
535
        rather than to decls.
536
        (avr_handle_fntype_attribute): New function.
537
 
538
2007-07-06  Paolo Bonzini  
539
 
540
        PR middle-end/32004
541
        * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
542
        pass_match_asm_constraints): New.
543
        * passes.c (init_optimization_passes): Add new pass.
544
        * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
545
        * function.h (struct function): Add has_asm_statement bit.
546
        (current_function_has_asm_statement): New.
547
        * tree-pass.h (pass_match_asm_constraints): New.
548
 
549
2007-07-06  Uros Bizjak  
550
 
551
        PR rtl-optimization/32450
552
        * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
553
        to ensure that instructions are not moved into the prologue when
554
        profiling is on.
555
 
556
2007-07-04  Richard Guenther  
557
 
558
        PR tree-optimization/32500
559
        * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
560
        Only use basic blocks that are always executed to infer loop bounds.
561
 
562
2007-07-04  Uros Bizjak  
563
 
564
        PR tree-optimization/31966
565
        PR tree-optimization/32533
566
        * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
567
        "basic_block" description as its third argument.  Update function
568
        calls to get destination bb from "edge" argument.  Save "cond" into
569
        aux field of the edge.  Update prototype for changed arguments.
570
        (if_convertible_loop_p): Clear aux field of incoming edges if bb
571
        contains phi node.
572
        (find_phi_replacement_condition): Operate on incoming edges, not
573
        on predecessor blocks.  If there is a condition saved in the
574
        incoming edge aux field, AND it with incoming bb predicate.
575
        Return source bb of the first edge.
576
        (clean_predicate_lists): Clean aux field of outgoing node edges.
577
        (tree_if_conversion): Do not initialize cond variable. Move
578
        variable declaration into the loop.
579
        (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
580
        initializations of new_stmt, arg0 and arg1 variables.
581
 
582
2007-07-04  Kaz Kojima  
583
 
584
        PR target/32506
585
        Backport from mainline.
586
        * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
587
        predicate instead of target_operand.
588
        (divsi3_i1_media, divsi3_media_2): Likewise.
589
 
590
2007-07-03  Richard Guenther  
591
 
592
        Backport from mainline:
593
        2006-12-11  Zdenek Dvorak 
594
 
595
        PR rtl-optimization/30113
596
        * loop-iv.c (implies_p): Require the mode of the operands to be
597
        scalar.
598
 
599
2007-07-03  Rainer Orth  
600
 
601
        PR target/28307
602
        * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
603
        (__gthrw_pragma): Provide default definition.
604
        (__gthrw2): Use it.
605
        * gthr-posix.c (__gthrw_pragma): Define.
606
 
607
2007-07-02  Jakub Jelinek  
608
 
609
        PR libgomp/32468
610
        * omp-low.c (check_combined_parallel): New function.
611
        (lower_omp_parallel): Call it via walk_stmts, set
612
        OMP_PARALLEL_COMBINED if appropriate.
613
        (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
614
        isn't the only statement in WS_ENTRY_BB or OMP_RETURN
615
        the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
616
        don't consider it as combined parallel.
617
 
618
2007-06-30  Alexandre Oliva  
619
 
620
        * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
621
        limbo die nodes.
622
 
623
2007-06-28  Seongbae Park  
624
 
625
        * config/arm/arm.c (arm_get_frame_offsets): Set
626
        offsets->locals_base to avoid negative stack size.
627
        (thumb_expand_prologue): Assert on negative stack size.
628
 
629
2007-06-28  Jakub Jelinek  
630
 
631
        * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
632
        decl is non-external for AIX ABI.
633
 
634
2007-06-28  David Edelsohn  
635
 
636
        * config/rs6000/predicates.md (current_file_function_operand):
637
        Ensure the symbol is non-external for AIX ABI.
638
 
639
2007-06-21  H.J. Lu  
640
 
641
        * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_VEC_EXT_V16QI.
642
        (ix86_init_mmx_sse_builtins): Add __builtin_ia32_vec_ext_v16qi.
643
        (ix86_expand_builtin): Handle IX86_BUILTIN_VEC_EXT_V16QI.
644
 
645
2007-06-21  Jakub Jelinek  
646
 
647
        PR middle-end/32362
648
        * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
649
        but decl is a global var, instead return decl.
650
        * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
651
        even for is_global_var decls, if they are private in some outer
652
        context.
653
 
654
2007-06-21  Uros Bizjak  
655
 
656
        PR target/32389
657
        * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
658
        * config/i386/i386.c (assign_386_stack_local): Assert that
659
        SLOT_VIRTUAL is valid only before virtual regs are instantiated.
660
        (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
661
        Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
662
        * config/i386/i386.md (truncdfsf2, truncxfsf2, truncxfdf2): Ditto.
663
 
664
2007-06-20  Jakub Jelinek  
665
 
666
        PR inline-asm/32109
667
        * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
668
        and !allows_mem.
669
 
670
        PR middle-end/32285
671
        * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
672
        if ACCUMULATE_OUTGOING_ARGS.
673
 
674
2007-06-20  Kaz Kojima  
675
 
676
        PR rtl-optimization/28011
677
        Backport from mainline.
678
        * reload.c (push_reload): Set dont_share if IN appears in OUT
679
        also when IN is a PLUS rtx.
680
        (reg_overlap_mentioned_for_reload_p): Return true if X and IN
681
        are same PLUS rtx.
682
 
683
2007-06-19  Richard Guenther  
684
        Michael Matz  
685
 
686
        PR tree-optimization/30252
687
        * tree-ssa-structalias.c (solution_set_add): Make sure to
688
        preserve all relevant vars.
689
        (handle_ptr_arith): Make sure to only handle positive
690
        offsets.
691
        (push_fields_onto_fieldstack): Create fields for empty
692
        bases.
693
 
694
2007-06-19  Jakub Jelinek  
695
 
696
        PR tree-optimization/32353
697
        * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
698
 
699
2007-06-17  Eric Botcazou  
700
 
701
        * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
702
        return mode from the builtin itself.
703
        (sparc_fold_builtin): Fix cast of zero constant.
704
 
705
2007-06-15  Diego Novillo  
706
 
707
        PR 32327
708
        * tree-ssa-operands.c (build_ssa_operands): Initially assume
709
        that the statement does not take any addresses.
710
 
711
2007-06-13  Eric Botcazou  
712
 
713
        * config/sparc/sparc.c (sparc_override_options): Initialize
714
        fpu mask correctly.
715
 
716
2007-06-09  Ian Lance Taylor  
717
 
718
        PR tree-optimization/32169
719
        * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
720
        CONVERT_EXPR, check whether min and max both converted to an
721
        overflow infinity representation.
722
 
723
2007-06-08  Kaz Kojima  
724
 
725
        PR target/32163
726
        Backport from mainline.
727
        * config/sh/sh.md (symGOT_load): Don't schedule insns when
728
        the symbol is generated with the stack protector.
729
 
730
2007-06-06  Ian Lance Taylor  
731
 
732
        * fold-const.c (merge_ranges): If range_successor or
733
        range_predecessor fail, just return 0.
734
 
735
2007-06-05  Ian Lance Taylor  
736
 
737
        * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
738
        PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
739
        (extract_range_from_assert): Set TREE_NO_WARNING when creating an
740
        expression.
741
        (test_for_singularity): Likewise.
742
 
743
2007-06-04  Ian Lance Taylor  
744
 
745
        * tree-vrp.c (adjust_range_with_scev): When loop is not expected
746
        to overflow, reduce overflow infinity to regular infinity.
747
        (vrp_var_may_overflow): New static function.
748
        (vrp_visit_phi_node): Check vrp_var_may_overflow.
749
 
750
2007-05-31  H.J. Lu  
751
 
752
        Backport from mainline:
753
        2007-05-25  H.J. Lu  
754
 
755
        * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
756
        with MASK_SSE2.
757
        (__builtin_ia32_vec_ext_v2di): Likewise.
758
        (__builtin_ia32_vec_ext_v4si): Likewise.
759
        (__builtin_ia32_vec_ext_v8hi): Likewise.
760
        (__builtin_ia32_vec_set_v8hi): Likewise.
761
 
762
2007-05-31  John David Anglin  
763
 
764
        Backport from mainline:
765
        2007-05-05  Aurelien Jarno  
766
 
767
        * config/pa/pa.md: Split tgd_load, tld_load and tie_load
768
        into pic and non-pic versions. Mark r19 as used for
769
        tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
770
        for tgd_load, tld_load and tie_load .
771
        * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
772
        version of tgd_load, tld_load and tie_load depending on the
773
        value of flag_pic.
774
 
775
2007-05-27  Daniel Berlin 
776
 
777
        Fix PR/30052
778
        Backport PTA solver from mainline
779
 
780
        * pointer-set.c: Copy from mainline
781
        * pointer-set.h: Ditto.
782
        * tree-ssa-structalias.c: Copy solver portions from mainline.
783
        * Makefile.in (tree-ssa-structalias.o): Update dependencies
784
 
785
2007-05-30  Ralf Wildenhues  
786
 
787
        * tree-vrp.c (compare_names): Initialize sop.
788
 
789
2007-05-30  Jakub Jelinek  
790
 
791
        PR tree-optimization/31769
792
        * except.c (duplicate_eh_regions): Clear prev_try if
793
        ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
794
 
795
2007-05-28  Andrew Pinski  
796
 
797
        PR tree-opt/32100
798
        * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
799
        return true when truth_value_p is true and the type
800
        is of signed:1.
801
 
802
2007-05-27  H.J. Lu  
803
 
804
        Backport from mainline:
805
        2007-05-25  Uros Bizjak  
806
 
807
        * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
808
        "memory" attribute for "sseishft" type insn without operands[2].
809
 
810
        2007-05-25  H.J. Lu  
811
 
812
        * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
813
 
814
2007-05-22  Ian Lance Taylor  
815
 
816
        * tree-vrp.c (avoid_overflow_infinity): New static function,
817
        broken out of set_value_range_to_value.
818
        (set_value_range_to_value): Call avoid_overflow_infinity.
819
        (extract_range_from_assert): Likewise.
820
 
821
2007-05-23  Chen Liqin  
822
 
823
        PR target/30987
824
        * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): remove.
825
        * config/score/predicate.md (const_pow2, const_npow2): remove.
826
        * config/score/score.h (ASM_OUTPUT_EXTERNAL): add ASM_OUTPUT_EXTERNAL undef.
827
        PR target/30474
828 133 jeremybenn
        * config/score/score.c (score_print_operand): makes sure that only lower
829 38 julius
        bits are used.
830 133 jeremybenn
 
831 38 julius
2007-05-21  Uros Bizjak  
832
 
833
        PR target/31167
834
        Backport from mainline.
835
        * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
836
        x86_64_general_operand as operand[2] predicate.  Remove "iF"
837
        from operand constraints and use "e" constraint instead.
838
        (*subti3_1, *subti3_1 splitter): Ditto.
839
        (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
840
        operand[1] predicate.
841
 
842
2007-05-21  Uros Bizjak  
843
 
844
        PR target/30041
845
        Backport from mainline.
846
        * config/i386/sse.md ("*sse3_movddup"): Use operands[0] and
847
        operands[1] in insn constraint.  Correct type attribute to sselog1.
848
 
849
2007-05-20  Kaz Kojima  
850
 
851
        PR target/31701
852
        Backport from mainline.
853
        * config/sh/sh.c (output_stack_adjust): Avoid using the frame
854
        register itself to hold the offset constant.  Tell flow the use
855
        of r4 and r5 when they are used.
856
 
857
2007-05-20  Kaz Kojima  
858
 
859
        PR target/31480
860
        Backport from mainline.
861
        * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
862
        is null.
863
 
864
2007-05-20  Kaz Kojima  
865
 
866
        PR target/31022
867
        Backport from mainline.
868
        * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
869
        instead of PATTERN.
870
 
871
2007-05-20  Kaz Kojima  
872
 
873
        PR target/27405
874
        Backport from mainline.
875
        * config/sh/sh.md (cmp{eq,gt,gtu}{si,di}_media): Remove.
876
        (cmpsi{eq,gt,gtu}{si,di}_media): Rename to
877
        cmp{eq,gt,gtu}{si,di}_media.
878
        (*cmpne0si_media): Remove.
879
        (*movsicc_umin): Adjust gen_cmp*_media call.
880
        (unordered): Change the mode of unordered and operands[1] to
881
        SImode.
882
        (seq): Adjust gen_cmp*_media calls.  Make the mode of
883
        a temporary result of compare SImode if needed.  If the mode
884
        of operands[0] is DImode, extend the temporary result to DImode.
885
        (slt, sle, sgt, sge, sgtu, sltu, sleu, sgue, sne): Likewise.
886
        (sunorderd): Change the mode of match_operand and unorderd to
887
        SImode.
888
        (cmpeq{sf,df}_media): Remove.
889
        (cmpsieq{sf,df}_media): Rename to cmpeq{sf,df}_media.
890
        (cmp{gt,ge,un}{sf,df}_media): Change the mode of match_operand
891
        and compare operation to SImode.
892
 
893
2007-05-18  Joseph Myers  
894
 
895
        * config/soft-fp/double.h, config/soft-fp/extended.h,
896
        config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
897
        config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
898
        config/soft-fp/op-2.h, config/soft-fp/op-4.h,
899
        config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
900
        glibc CVS.
901
 
902
2007-05-17  Ian Lance Taylor  
903
 
904
        PR tree-optimization/31953
905
        * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
906
        Change all callers.
907
        (set_value_range_to_null): Call set_value_range_to_value.
908
        (extract_range_from_comparison): Likewise.
909
 
910
2007-05-17  Eric Botcazou  
911
 
912
        PR rtl-optimization/31691
913
        * combine.c (simplify_set): Build a new src pattern instead of
914
        substituting its operands in the COMPARE case.
915
 
916
2007-05-14  Mark Mitchell  
917
 
918
        * BASE-VER: Set to 4.2.1.
919
        * DEV-PHASE: Set to prerelease.
920
 
921
2007-05-13  Release Manager
922
 
923
        * GCC 4.2.0 released.
924
 
925
2007-05-12  Richard Guenther  
926
 
927
        PR tree-optimization/31797
928
        * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
929
        propagate into a stmt that has volatile ops.
930
 
931
2007-05-01  Ian Lance Taylor  
932
 
933
        PR tree-optimization/31739
934
        * tree-vrp.c (vrp_val_is_max): New static function.
935
        (vrp_val_is_min): New static function.
936
        (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
937
        copying the node.
938
        (set_value_range): Use vrp_val_is_{max,min}.
939
        (extract_range_from_assert): Likewise.
940
        (extract_range_from_binary_expr): Likewise.
941
        (extract_range_from_unary_expr): Likewise.
942
        (dump_value_range, vrp_meet): Likewise.
943
        (vrp_visit_phi_node): Likewise.
944
        * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
945
 
946
2007-05-01  Joseph Myers  
947
 
948
        * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
949
 
950
2007-04-27  Anatoly Sokolov 
951
 
952
        * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
953
        ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
954
        * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
955
        * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
956
 
957
2007-04-27  Ian Lance Taylor  
958
 
959
        PR middle-end/31710
960
        * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
961
        TYPE_MAX_VALUE exist, convert them to the new type.
962
 
963
2007-04-26  Ian Lance Taylor  
964
 
965
        PR target/28675
966
        * reload.c (find_reloads_subreg_address): If the address was valid
967
        in the original mode but not in the new mode, reload the whole
968
        address.
969
 
970
2007-04-26  Ulrich Weigand  
971
 
972
        PR middle-end/30761
973
        * reload1.c (eliminate_regs_in_insn): In the single_set special
974
        case, attempt to re-recognize the insn before falling back to
975
        having reload fix it up.
976
 
977
2007-04-26  Richard Guenther  
978
        Daniel Berlin  
979
 
980
        PR tree-optimization/30567
981
        * tree-ssa-structalias.c (update_alias_info): Record dereference
982
        also if ESCAPE_STORED_IN_GLOBAL.
983
 
984
2007-04-26  Jakub Jelinek  
985
 
986
        PR c++/31598
987
        * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
988
 
989
        PR tree-optimization/30558
990
        * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
991
        clear this_state.prev_try.
992
 
993
2007-04-25  Anatoly Sokolov 
994
 
995
        PR target/18989
996
        * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
997
 
998
2007-04-24  Andrew Pinski  
999
            Roger Sayle  
1000
 
1001
        PR middle-end/30222
1002
        * expmed.c (make_tree): Use the correct type, i.e. the inner
1003
        type, when constructing the individual elements of a CONST_VECTOR.
1004
 
1005
2007-04-24  Ian Lance Taylor  
1006
 
1007
        PR tree-optimization/31605
1008
        * tree-vrp.c (set_value_range): Check that min and max are not
1009
        both overflow infinities.
1010
        (set_value_range_to_value): New static function.
1011
        (extract_range_from_binary_expr): Call set_value_range_to_value.
1012
        (extract_range_from_expr): Likewise.
1013
        (extract_range_from_unary_expr): Likewise.  Don't create a range
1014
        which overflows on both sides.
1015
        (vrp_meet): Check for a useless range.
1016
        (vrp_visit_phi_node): If we see a constant which looks like an
1017
        overflow infinity, turn off the TREE_OVERFLOW flag.
1018
 
1019
2007-04-24  Ian Lance Taylor  
1020
 
1021
        PR tree-optimization/31602
1022
        * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
1023
        conditionals in the copied loop header.
1024
        * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
1025
        warnings if TREE_NO_WARNING is set.
1026
        * doc/invoke.texi (Warning Options): Clarify that
1027
        -Wstrict-overflow does not warn about loops.
1028
 
1029
2007-04-24  Andreas Krebbel  
1030
 
1031
        PR target/31641
1032
        * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
1033
        argument of 0 for memset.
1034
        (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
1035
        unsigned shift instead of the signed variant.
1036
 
1037
2007-04-24  Daniel Franke  
1038
 
1039
        * doc/invoke.texi: Removed leading '-' from option index entries.
1040
 
1041
2007-04-22  Andrew Pinski  
1042
 
1043
        PR middle-end/31448
1044
        * expr.c (reduce_to_bit_field_precision): Handle
1045
        CONST_INT rtx's.
1046
 
1047
2007-04-20  Richard Henderson  
1048
 
1049
        PR target/28623
1050
        * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
1051
        argument; update all callers.
1052
        (get_unaligned_offset): New.
1053
        * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
1054
        get_unaligned_address, just pass on the address directly.
1055
        (unaligned_extendqidi): Use gen_lowpart instead of open-coding
1056
        the subreg in the helper patterns.
1057
        (unaligned_extendqidi_le): Use get_unaligned_offset.
1058
        (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
1059
        (unaligned_extendhidi_be): Likewise.
1060
        (unaligned_extendhidi): Tidy.
1061
        * config/alpha/alpha-protos.h: Update.
1062
 
1063
2007-04-21  Richard Guenther  
1064
 
1065
        PR middle-end/31136
1066
        * fold-const.c (fold_unary): Call fold_convert_const on the
1067
        original tree.
1068
 
1069
2007-04-20  Richard Henderson  
1070
 
1071
        * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
1072
 
1073
2007-04-20  Bernd Schmidt  
1074
 
1075
        * reload.c (combine_reloads): When trying to use a dying register,
1076
        check whether it's uninitialized and don't use if so.
1077
 
1078
2007-04-20  Jakub Jelinek  
1079
 
1080
        * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
1081
        for __builtin_ia32_cmpordss.
1082
 
1083
        PR tree-optimization/31632
1084
        * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1085
        and arg1 for optimizations of comparison against min/max values.
1086
        Fold arg0 to arg1's type for optimizations of comparison against
1087
        min+1 and max-1 values.
1088
 
1089
2007-04-19  Eric Botcazou  
1090
 
1091
        PR rtl-optimization/29841
1092
        * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
1093
        trap instructions.
1094
        * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
1095
        that may cause control flow transfer from being moved.
1096
 
1097
2007-04-18  Anatoly Sokolov 
1098
 
1099
        * config/avr/avr.c (ptrreg_to_str): Replace error() with
1100
        output_operand_lossage().
1101
 
1102
2007-04-17  Anatoly Sokolov 
1103
 
1104
        PR target/30483
1105
        * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
1106
        error().
1107
 
1108
2007-04-17  Jan Hubicka  
1109
 
1110
        PR middle-end/30700
1111
        * dwarf2out.c (reference_to_unused): Ask cgraph for functions
1112
        availablility; add more sanity checking; ask varpool only about
1113
        VAR_DECL.
1114
 
1115
2007-04-17  H.J. Lu  
1116
 
1117
        * Backport from mainline:
1118
        2007-04-17  H.J. Lu  
1119
 
1120
        * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
1121
        on "0".
1122
        (sse_vmmulv4sf3): Likewise.
1123
        (sse2_vmaddv2df3): Likewise.
1124
        (sse2_vmmulv2df3): Likewise.
1125
 
1126
2007-04-16  Matthias Klose  
1127
 
1128
        * config/alpha/linux.h (CPP_SPEC): Define.
1129
        * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
1130
 
1131
2007-04-16  Anatoly Sokolov 
1132
 
1133
        * config/avr/avr.c (avr_arch_types): Rearranging  array.
1134
        (enum avr_arch): Add.
1135
        (avr_mcu_types): Use avr_arch enumeration constants instead of
1136
        numbers.
1137
        * config/avr/avr.h (LINK_SPEC): Simplify.
1138
 
1139
2007-04-16  Jan Hubicka  
1140
 
1141
        PR target/27869
1142
        * config/i386/sse.md
1143
        (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
1144
        (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
1145
        (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
1146
        (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
1147
 
1148
2007-04-16  H.J. Lu  
1149
 
1150
        * Backport from mainline:
1151
        2007-04-16  H.J. Lu  
1152
 
1153
        PR target/31582
1154
        * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
1155
        copy of source, pass it to ix86_expand_vector_set and return
1156
        it as target.
1157
 
1158
2007-04-14  Andrew Pinski  
1159
 
1160
        PR c/31520
1161
        * c-decl.c (finish_decl): Grab the type of the decl after the call
1162
        to store_init_value.
1163
 
1164
2007-04-14  Jakub Jelinek  
1165
 
1166
        PR c++/25874
1167
        * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
1168
        post dominators and cleanup cfg before returning.
1169
 
1170
2007-04-11  John David Anglin  
1171
 
1172
        * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
1173
        null before emitting a .nsubspa directive.
1174
 
1175
2007-04-08  Anatoly Sokolov 
1176
 
1177
        PR target/29932
1178
        * config/avr/predicates.md (io_address_operand): Delete predicate.
1179
        (low_io_address_operand): Don't use 'mode' argument.
1180
        (higth_io_address_operand): Rename ...
1181
        (high_io_address_operand): ... to this. Don't use 'mode' argument.
1182
        * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
1183
        for above change.
1184
 
1185
2007-04-07  Anatoly Sokolov 
1186
 
1187
        PR target/30289
1188
        * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
1189
        earlyclobber.
1190
 
1191
2007-04-05  Anatoly Sokolov 
1192
 
1193
        PR target/25448
1194
        * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
1195
        DECL_ASSEMBLER_NAME, not the DECL_NAME.
1196
 
1197
2007-04-04  Richard Henderson  
1198
 
1199
        PR target/31361
1200
        * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove
1201
        v8hi_ftype_v8hi_v2di, v4si_ftype_v4si_v2di.  Use like-types for
1202
        the variable shift builtins.
1203
        (ix86_expand_builtin): Properly expand the variable shift builtins.
1204
        * config/i386/sse.md (ashr3, lshr3, ashl3): Make
1205
        operand 2 be TImode.
1206
        * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
1207
        _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
1208
        _mm_srli_epi32, _mm_srli_epi64): Turn into macros.
1209
        (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
1210
        (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
1211
        _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
1212
        two-vector shift builtins.
1213
 
1214
2007-04-04  Chen liqin  
1215
 
1216
        * config/score/crti.asm: Change _bss_start to __bss_start.
1217
        * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
1218
        (OUTGOING_REG_PARM_STACK_SPACE) update.
1219
        * config/score/score.opt: add options to make backend support
1220
        score5, score5u, score7 and score7d.
1221
        * config/score/score.md: Likewise.
1222
        * config/score/misc.md: Likewise.
1223
        * config/score/mac.md: Likewise.
1224
        * doc/invoke.texi: Likewise.
1225
        * doc/md.texi: update constraints define.
1226
 
1227
2007-04-03  Stuart Hastings  
1228
 
1229
        PR 31281
1230
        * objc/objc-act.c (next_sjlj_build_catch_list): Delete volatile
1231
        from rethrow decl.
1232
        * cse.c (record_jump_equiv): Bail out on CCmode comparisons.
1233
 
1234
2007-04-03  Jakub Jelinek  
1235
 
1236
        PR middle-end/30704
1237
        * fold-const.c (native_encode_real): Encode real.c provided longs
1238
        as a series of 32-bit native integers.
1239
        (native_interpret_real): Interpret buffer as a series of 32-bit
1240
        native integers.
1241
 
1242
2007-04-02  Eric Christopher  
1243
 
1244
        * doc/invoke.texi (i386 and x86-64 Options): Document -m64
1245
        limitations on darwin.
1246
 
1247
2007-04-02  Anatoly Sokolov 
1248
 
1249
        PR target/31137
1250
        * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
1251
 
1252
2007-04-02  H.J. Lu  
1253
 
1254
        * Backport from mainline:
1255
        2007-03-28  Grigory Zagorodnev 
1256
 
1257
        PR target/31380
1258
        * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
1259
 
1260
2007-03-30  Anatoly Sokolov 
1261
 
1262
        * config/avr/avr.c (avr_override_options): Clear
1263
        'flag_delete_null_pointer_checks'.
1264
 
1265
2007-03-29  Michael Matz  
1266
 
1267
        * builtins.c (expand_builtin_sync_operation,
1268
        expand_builtin_compare_and_swap,
1269
        expand_builtin_lock_test_and_set): Care for extending CONST_INTs
1270
        correctly.
1271
 
1272
        * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
1273
        sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
1274
        for operand 3.
1275
 
1276
2007-03-28  Mike Stump  
1277
 
1278
        * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
1279
        * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
1280
        * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
1281
 
1282
2007-03-27  Anatoly Sokolov 
1283
 
1284
        * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
1285
        architecture.
1286
 
1287
2007-03-26  Ian Lance Taylor  
1288
 
1289
        PR tree-optimization/31345
1290
        * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
1291
        [+INF, +INF(OVF)] into VARYING.
1292
 
1293
2007-03-23  Martin Michlmayr  
1294
 
1295
        * doc/invoke.texi (-fforce-mem): Update documentation to reflect
1296
        that this option will be removed in 4.3 rather than 4.2.
1297
        * opts.c (common_handle_option): Likewise.
1298
 
1299
2007-03-21  Mike Stump  
1300
 
1301
        * c.opt: Fixup for Objective-C/C++.
1302
 
1303
2007-03-21  Richard Henderson  
1304
 
1305
        PR target/31245
1306
        * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
1307
        * config/i386/mmintrin.h (__m64): Likewise.
1308
        * config/i386/xmmintrin.h (__m128): Likewise.
1309
 
1310
2007-03-20  Jakub Jelinek  
1311
 
1312
        PR c/30762
1313
        * c-typeck.c (convert_for_assignment): Call comptypes for
1314
        RECORD_TYPE or UNION_TYPE.
1315
 
1316
        PR inline-asm/30505
1317
        * reload1.c (reload): Do invalid ASM checking after
1318
        cleanup_subreg_operands.
1319
 
1320
2007-03-19  Jeff Law  
1321
 
1322
        * tree-cfg.c (find_taken_edge): Tighten conditions for
1323
        optimizing computed gotos.
1324
 
1325
2007-03-16  John David Anglin  
1326
 
1327
        * pa.c (attr_length_call): Partially revert change of 2007-03-09.
1328
        (output_call): Likewise.
1329
 
1330
2007-03-16  Alexandre Oliva  
1331
 
1332
        PR debug/29906
1333
        * dwarf2out.c (force_type_die): Adjust comment.
1334
        (dwarf2out_imported_module_or_decl): Handle base AT_import types.
1335
 
1336
2007-03-15  Seongbae Park 
1337
 
1338
        PR tree-optimization/30590
1339
        * tree-nrv.c (tree_nrv): Check for the partial update
1340
        of the return value.
1341
 
1342
2007-03-14  Ian Lance Taylor  
1343
 
1344
        * tree-vrp.c (value_inside_range): Ignore fold warnings.
1345
 
1346
2007-03-13  John David Anglin  
1347
 
1348
        PR target/31123
1349
        * pa.md (vdepi_ior): Don't allow zero length deposit.  Likewise for
1350
        two unamed patterns.
1351
 
1352
2007-03-12  Brooks Moses  
1353
 
1354
        * doc/extend.texi: Edit "gnu_inline" documentation.
1355
        * doc/invoke.texi: Edit "-fgnu89-inline" documentation.
1356
 
1357
2007-03-12  Brooks Moses  
1358
 
1359
        * doc/extend.texi: Fix cpp.info cross-reference.
1360
        * doc/invoke.texi: Fix cpp.info cross-reference.
1361
        * doc/passes.texi: Fix gcc.info cross-reference.
1362
 
1363
2007-03-12  Daniel Berlin  
1364
 
1365
        Fix PR tree-optimization/28544
1366
        * tree-ssa-operands.c (add_virtual_operand):
1367
        Move assert triggering on aliasing violations into
1368
        debugging define
1369
 
1370
2007-03-12  Ian Lance Taylor  
1371
 
1372
        * c.opt (fgnu89-inline): New option.
1373
        * c-opts.c (c_common_post_options): Warn about -fno-gnu89-inline.
1374
        * c-common.c (c_common_attributes): Add gnu_inline attribyte.
1375
        (handle_gnu_inline_attribute): New static function.
1376
        * c-decl.c (start_function): Warn if we see a non-static inline
1377
        function in C99 mode.
1378
        * c-cppbuiltin.c (c_cpp_builtins): Define __GNUC_GNU_INLINE__.
1379
        * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
1380
        (C Dialect Options): Document -fgnu89-inline.
1381
        * doc/extend.texi (Function Attributes): Document gnu_inline.
1382
        (Inline): Mention that C99 inline will be implemented in 4.3.
1383
        Refer to ways to get the old handling.
1384
        * doc/cpp.texi (Common Predefined Macros): Document
1385
        __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1386
 
1387
2007-03-12  Richard Henderson  
1388
 
1389
        * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
1390
        (TARGET_SECTION_TYPE_FLAGS): New.
1391
 
1392
2007-03-12  Richard Henderson  
1393
 
1394
        * config/darwin.c (machopic_reloc_rw_mask): New.
1395
        (machopic_select_section): Use decl_readonly_section.
1396
        * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
1397
        * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
1398
 
1399
2007-02-14  Richard Guenther  
1400
 
1401
        Backport from mainline:
1402
        * flags.h (issue_strict_overflow_warning): Convert to a macro.
1403
 
1404
2007-03-11  Ian Lance Taylor  
1405
 
1406
        Backport -fstrict-overflow/-Wstrict-overflow from mainline:
1407
        2007-03-11  Ian Lance Taylor  
1408
 
1409
        * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
1410
        the *_DIV_EXPR codes correctly with overflow infinities.
1411
 
1412
        2007-03-09  Ian Lance Taylor  
1413
 
1414
        * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
1415
        argument) like -Wstrict-overflow=2.
1416
        * doc/invoke.texi (Warning Options): Update documentation.
1417
 
1418
        2007-03-08  Ian Lance Taylor  
1419
 
1420
        * tree-vrp.c: Include "toplev.h" and "intl.h".
1421
        (usable_range_p): New static function.
1422
        (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
1423
        overflowed values, juts set *strict_overflow_p.
1424
        (compare_values): Only return -2 if one of the operands is not a
1425
        constant.
1426
        (compare_ranges): Call usable_range_p.
1427
        (compare_range_with_value): Likewise.
1428
        (vrp_evaluate_conditional_warnv): Rename from
1429
        vrp_evaluate_conditional.  Make static.  Change all callers.
1430
        (vrp_evaluate_conditional): New function.
1431
        (simplify_div_or_mod_using_ranges): Issue warning about reliance
1432
        on signed overflow.
1433
        (simplify_abs_using_ranges): Likewise.
1434
        (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1435
        * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1436
        within_stmt parameter.
1437
        * tree-ssa-propagate.c (fold_predicate_in): Update call to
1438
        vrp_evaluate_conditional.
1439
        * tree-ssa-threadedge.c
1440
        (record_temporary_equivalences_from_stmts_at_dest): Change
1441
        simplify parameter to take a second tree parameter.
1442
        (simplify_control_stmt_condition): Likewise.
1443
        (thread_across_edge): Likewise.
1444
        * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1445
        (thread_across_edge): Likewise.
1446
        * Makefile.in (tree-vrp.o): Depend upon toplev.h and intl.h.
1447
 
1448
        2007-03-05  Ian Lance Taylor  
1449
 
1450
        * tree-vrp.c (extract_range_from_assert): Don't try to handle a
1451
        half-range if the other side is an overflow infinity.
1452
 
1453
        2007-03-02  Ian Lance Taylor  
1454
 
1455
        Used signed infinities in VRP.
1456
        * tree-vrp.c (uses_overflow_infinity): New static function.
1457
        (supports_overflow_infinity): New static function.
1458
        (make_overflow_infinity): New static function.
1459
        (negative_overflow_infinity): New static function.
1460
        (positive_overflow_infinity): New static function.
1461
        (is_negative_overflow_infinity): New static function.
1462
        (is_positive_overflow_infinity): New static function.
1463
        (is_overflow_infinity): New static function.
1464
        (overflow_infinity_range_p): New static function.
1465
        (compare_values_warnv): New function split out of compare_values.
1466
        (compare_value): Call it.
1467
        (set_value_range_to_nonnegative): Add overflow_infinity
1468
        parameter.  Change caller.
1469
        (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
1470
        Change callers.
1471
        (vrp_expr_computes_nonzero): Likewise.
1472
        (compare_ranges, compare_range_with_value): Likewise.
1473
        (compare_name_with_value, compare_names): Likewise.
1474
        (vrp_evaluate_conditional): Likewise.
1475
        (set_value_range): Handle infinity
1476
        (vrp_operand_equal_p, operand_less_p): Likewise.
1477
        (extract_range_from_assert): Likewise.
1478
        (vrp_int_const_binop): Likewise.
1479
        (extract_range_from_binary_expr): Likewise.
1480
        (extract_range_from_unary_expr): Likewise.
1481
        (extract_range_from_comparison): Likewise.
1482
        (extract_range_from_expr): Likewise.
1483
        (dump_value_range): Likewise.
1484
        (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
1485
        (test_for_singularity): Likewise.
1486
        (vrp_int_const_binop): Remove inline qualifier.
1487
        (adjust_range_with_scev): Add comment.
1488
        * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1489
 
1490
        2007-02-13  Ian Lance Taylor  
1491
 
1492
        * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1493
        * flags.h (warn_strict_overflow): Declare.
1494
        (enum warn_strict_overflow_code): Define.
1495
        (issue_strict_overflow_warning): New static inline function.
1496
        * opts.c (warn_strict_overflow): New variable.
1497
        (common_handle_option): Handle OPT_Wstrict_overflow and
1498
        OPT_Wstrict_overflow_.
1499
        * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1500
        OPT_Wall.
1501
        * fold-const.c: Include intl.h.
1502
        (fold_deferring_overflow_warnings): New static variable.
1503
        (fold_deferred_overflow_warning): New static variable.
1504
        (fold_deferred_overflow_code): New static variable.
1505
        (fold_defer_overflow_warnings): New function.
1506
        (fold_undefer_overflow_warnings): New function.
1507
        (fold_undefer_and_ignore_overflow_warnings): New function.
1508
        (fold_deferring_overflow_warnings_p): New function.
1509
        (fold_overflow_warning): New static function.
1510
        (make_range): Add strict_overflow_p parameter.  Change all
1511
        callers.
1512
        (extract_muldiv, extract_muldiv_1): Likewise.
1513
        (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1514
        tree_expr_nonnegative_p.
1515
        (fold_negate_expr): Call fold_overflow_warning.
1516
        (fold_range_test): Likewise.
1517
        (fold_comparison): Likewise.
1518
        (fold_binary): Likewise.  Call tree_expr_nonnegative_warnv_p
1519
        instead of tree_expr_nonnegative_p.
1520
        (tree_expr_nonnegative_warnv_p): Rename from
1521
        tree_expr_nonnegative_p, add strict_overflow_p parameter.
1522
        (tree_expr_nonnegative_p): New function.
1523
        (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1524
        strict_overflow_p parameter.
1525
        (tree_expr_nonzero_p): New function.
1526
        * passes.c (verify_interpass_invariants): New static function.
1527
        (execute_one_pass): Call it.
1528
        * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1529
        warnings.
1530
        (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1531
        (estimate_numbers_of_iterations): Likewise.
1532
        (scev_probably_wraps_p): Likewise.
1533
        * tree-ssa-ccp.c: Include "toplev.h".
1534
        (evaluate_stmt): Defer fold overflow warnings until we know we are
1535
        going to optimize.
1536
        (struct fold_stmt_r_data): Add stmt field.
1537
        (fold_stmt_r): Defer fold overflow warnings until we know we
1538
        optimized.
1539
        (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1540
        (fold_stmt_inplace): Likewise.
1541
        * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1542
        (cleanup_control_expr_graph): Defer fold overflow warnings until
1543
        we know we are going to optimize.
1544
        * tree-cfg.c (fold_cond_expr_cond): Likewise.
1545
        * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1546
        Likewise.
1547
        * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1548
        tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1549
        * tree-ssa-loop-manip.c (create_iv): Likewise.
1550
        * c-typeck.c (build_conditional_expr): Likewise.
1551
        (build_binary_op): Likewise.
1552
        * tree-vrp.c (vrp_expr_computes_nonzero): Call
1553
        tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1554
        (extract_range_from_unary_expr): Likewise.
1555
        * simplify-rtx.c (simplify_const_relational_operation): Warn when
1556
        assuming that signed overflow does not occur.
1557
        * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1558
        * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1559
        (fold_defer_overflow_warnings): Declare.
1560
        (fold_undefer_overflow_warnings): Declare.
1561
        (fold_undefer_and_ignore_overflow_warnings): Declare.
1562
        (fold_deferring_overflow_warnings_p): Declare.
1563
        (tree_expr_nonzero_warnv_p): Declare.
1564
        * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1565
        of warning options.
1566
        (Warning Options): Document -Wstrict-overflow.
1567
        * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1568
        (tree-ssa-ccp.o): Likewise.
1569
        (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1570
        (fold-const.o): Depend on intl.h.
1571
 
1572
        2007-01-27  Ian Lance Taylor  
1573
 
1574
        * common.opt: Add fstrict-overflow.
1575
        * opts.c (decode_options): Set flag_strict_overflow if -O2.
1576
        * flags.h (TYPE_OVERFLOW_WRAPS): Define.
1577
        (TYPE_OVERFLOW_UNDEFINED): Define.
1578
        (TYPE_OVERFLOW_TRAPS): Define.  This replaces TYPE_TRAP_SIGNED.
1579
        Replace all uses.
1580
        * tree.h (TYPE_TRAP_SIGNED): Don't define.
1581
        * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
1582
        (fold_negate_expr): Likewise.
1583
        (make_range): Likewise.
1584
        (extract_muldiv_1): Likewise.
1585
        (fold_comparison): Likewise.
1586
        (fold_binary): Likewise.
1587
        (tree_expr_nonnegative_p): Likewise.
1588
        (tree_expr_nonzero_p): Likewise.
1589
        * tree-vrp.c (compare_values): Likewise.
1590
        (extract_range_from_binary_expr): Likewise.
1591
        (extract_range_from_unary_expr): Likewise.
1592
        * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1593
        Likewise.
1594
        (nowrap_type_p): Likewise.
1595
        * tree-scalar-evolution.c (simple_iv): Likewise.
1596
        * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
1597
        (build_range_check): Likewise.
1598
        (extract_muldiv_1): Likewise.
1599
        (fold_comparison): Likewise.
1600
        * tree-vrp.c (vrp_int_const_binop): Likewise.
1601
        (extract_range_from_unary_expr): Likewise.
1602
        * convert.c (convert_to_integer): Likewise.
1603
        * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
1604
        (fold_comparison): Likewise.
1605
        (fold_binary): Likewise.
1606
        * optabs.c (optab_for_tree_code): Likewise.
1607
        * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
1608
        * simplify-rtx.c (simplify_const_relational_operation): Check
1609
        flag_strict_overflow and flag_trapv.
1610
        (simplify_const_relational_operation): Likewise.
1611
        * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
1612
        (Optimize Options): Add -fstrict-overflow to -O2 list.  Document
1613
        -fstrict-overflow.
1614
 
1615
        2007-01-17  Ian Lance Taylor  
1616
 
1617
        * vec.h (VEC_reserve_exact): Define.
1618
        (vec_gc_p_reserve_exact): Declare.
1619
        (vec_gc_o_reserve_exact): Declare.
1620
        (vec_heap_p_reserve_exact): Declare.
1621
        (vec_heap_o_reserve_exact): Declare.
1622
        (VEC_OP (T,A,reserve_exact)): New static inline function, three
1623
        versions.
1624
        (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
1625
        negative parameter.
1626
        (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
1627
        (VEC_OP (T,A,copy)) [all versions]: Likewise.
1628
        (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
1629
        * vec.c (calculate_allocation): Add exact parameter.  Change all
1630
        callers.
1631
        (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
1632
        (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
1633
        (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
1634
        (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
1635
        (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
1636
        (vec_heap_p_reserve_exact): New function.
1637
        (vec_heap_o_reserve_exact): New function.
1638
 
1639
2007-03-11  Roger Sayle  
1640
            Andrew Pinski  
1641
 
1642
        PR middle-end/30433
1643
        * fold-const.c (fold_relational_const): Add back compile-time
1644
        evaluation of complex constant equality/inequality comparisons.
1645
 
1646
2007-03-11  Ira Rosen  
1647
 
1648
        PR tree-optimization/29925
1649
        * tree-data-ref.c (analyze_offset): Add a return value (bool) to
1650
        indicate success/failure of the analysis. Add negation to subtrahend
1651
        in case of subtraction. Fail if both operands contain constants.
1652
        (create_data_ref): Fail if analyze_offset fails.
1653
 
1654
2007-03-10  Mark Mitchell  
1655
 
1656
        PR c++/30924
1657
        * tree.c (walk_type_fields): Recurse into the element type of
1658
        ARRAY_TYPEs if there is a pointer set.
1659
 
1660
2007-03-09  John David Anglin  
1661
 
1662
        * pa.c (attr_length_call): Revise condition for long pc-relative branch.
1663
        (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
1664
        calls on the SOM target.  Don't use "LONG_PIC_PCREL" call sequence on
1665
        SOM target.
1666
 
1667
2007-03-09  Richard Henderson  
1668
 
1669
        PR target/26090
1670
        * target.h (targetm.asm.out.reloc_rw_mask): New.
1671
        * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
1672
        (TARGET_ASM_OUT): Use it.
1673
        * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
1674
        * varasm.c (categorize_decl_for_section): Remove shlib argument;
1675
        use the new reloc_rw_mask target hook instead.
1676
        (default_section_type_flags_1): Merge into...
1677
        (default_section_type_flags): ... here.
1678
        (decl_readonly_section_1): Merge into...
1679
        (decl_readonly_section): ... here.
1680
        (default_elf_select_section_1): Merge into...
1681
        (default_elf_select_section): ... here.
1682
        (default_unique_section_1): Merge into...
1683
        (default_unique_section): ... here.
1684
        (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
1685
        (default_select_rtx_section): Use it.
1686
        (default_elf_select_rtx_section): Likewise.
1687
        * output.h: Update to match.
1688
        * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
1689
        * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
1690
        (TARGET_ASM_RELOC_RW_MASK): New.
1691
        * config/i386/i386.c (x86_64_elf_select_section): Adjust call
1692
        to categorize_decl_for_section.
1693
        (x86_64_elf_unique_section): Likewise.
1694
        * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
1695
        TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
1696
        (TARGET_ASM_RELOC_RW_MASK): New.
1697
        * config/ia64/ia64.c (ia64_rwreloc_select_section,
1698
        ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
1699
        (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
1700
        (TARGET_RWRELOC): Remove.
1701
        (ia64_section_type_flags): Adjust call to default_section_type_flags.
1702
        * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1703
        * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
1704
        (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
1705
        (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
1706
        (rs6000_xcoff_select_section): Use decl_readonly_section.
1707
        (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
1708
        * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1709
        (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
1710
        (TARGET_SECTION_TYPE_FLAGS): Remove.
1711
        * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
1712
 
1713
2007-03-08  Geoffrey Keating  
1714
 
1715
        PR 31013
1716
        * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
1717
        is declared.
1718
        * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
1719
        passed, use shared libgcc.
1720
 
1721
2007-03-09  Alexandre Oliva  
1722
 
1723
        PR rtl-optimization/30643
1724
        * cse.c (cse_insn): Recompute dest_hash after insert_regs for
1725
        dest_addr_elt.
1726
 
1727
2007-03-09  Andrew Pinski  
1728
 
1729
        PR tree-opt/30045
1730
        * tree-vrp.c (nonnull_arg_p): Treat the static decl as always
1731
        non null.
1732
 
1733
2007-03-09  Andrew Pinski  
1734
 
1735
        PR middle-end/30729
1736
        * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
1737
        effects unknown to this function, return early.
1738
 
1739
2007-03-09  Andrew Pinski  
1740
 
1741
        PR tree-opt/28624
1742
        * tree-ssa-dom.c (eliminate_degenerate_phis): Use a temporary
1743
        bitmap for EXECUTE_IF_SET_IN_BITMAP.
1744
 
1745
2006-03-09  Mark Shinwell  
1746
            Andrew MacLeod  
1747
        PR tree-optimization/29877
1748
        * tree-outof-ssa.c (check_replaceable): Don't allow TER to replace
1749
        an expression if the RHS is a register variable.
1750
 
1751
2007-03-08  Andrew Pinski  
1752
 
1753
        PR C/31072
1754
        * c-decl.c (merge_decls): Don't call make_var_volatile.
1755
        * varasm.c (make_var_volatile): Remove.
1756
        * output.h (make_var_volatile): Remove.
1757
 
1758
2007-03-08  Kaveh R. Ghazi  
1759
 
1760
        * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
1761
        llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
1762
        ATTR_CONST_NOTHROW_LIST.
1763
 
1764
        * fold-const.c (tree_expr_nonnegative_p): Handle FIX_TRUNC_EXPR.
1765
 
1766
2007-03-08 Andrew Pinski 
1767
 
1768
        PR target/30406
1769
        * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
1770
        instead of precision.
1771
 
1772
2007-03-08  Volker Reichelt  
1773
 
1774
        PR c++/30852
1775
        * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1776
 
1777
2007-03-07  Manuel Lopez-Ibanez  
1778
 
1779
        * c.opt (Waddress): New.
1780
        * common.opt (Walways-true): Delete.
1781
        (Wstring-literal-comparison): Delete.
1782
        * doc/invoke.texi (Warning Options): Delete -Walways-true and
1783
        -Wstring-literal-comparison. Add -Waddress.
1784
        (Waddress): New.
1785
        (Walways-true): Delete.
1786
        (Wstring-literal-comparison): Delete.
1787
        * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
1788
        consistently instead of -Walways-true in example.
1789
        * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
1790
        * c-typeck.c (parser_build_binary_op): Replace
1791
        -Wstring-literal-comparison and -Walways-true with -Waddress.
1792
        (build_binary_op): Likewise.
1793
        * c-common.c (c_common_truthvalue_conversion): Likewise.
1794
 
1795
2007-03-07  Richard Henderson  
1796
 
1797
        PR target/30848
1798
        * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1799
        silently fix up the stack in the case of a missing register.
1800
 
1801
2007-03-06  David Daney  
1802
 
1803
        * doc/install.texi (mips-*-*): Change recommended binutils
1804
        version.
1805
 
1806
2007-03-06  Manuel Lopez-Ibanez  
1807
 
1808
        * doc/invoke.texi (Warning Options): Replace -Werror- with
1809
        -Werror=.
1810
        * opts.c (common_handle_option): Likewise.
1811
 
1812
2007-03-06  Anatoly Sokolov 
1813
 
1814
        * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
1815
        ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
1816
        devices.
1817
        * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1818
        * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1819
 
1820
2007-03-06  Roger Sayle  
1821
 
1822
        PR middle-end/30744
1823
        * fold-const.c (fold_binary) : Enforce type consistency
1824
        when transforming ~X op C to X op' ~C.
1825
 
1826
2007-03-05  John David Anglin  
1827
 
1828
        * pa.md: In unamed move patterns, disparge copies between general
1829
        and floating point registers using '?' modifier.  Don't include 'f'
1830
        constraint for register preferences in DImode, SImode, HImode and
1831
        QImode patterns.  Likewise for 'r' in DFmode and SFmode patterns.
1832
        Remove constraints for copies between general and floating registers
1833
        in soft-float DFmode pattern.
1834
        (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
1835
        floating register.
1836
        (movsf): Likewise.
1837
 
1838
2007-03-05  Kaveh R. Ghazi  
1839
 
1840
        * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
1841
        conversion.
1842
 
1843
2007-03-05  Steve Ellcey  
1844
 
1845
        Backported from mainline
1846
        PR debug/29614
1847
        * cgraph.h (cgraph_varpool_last_needed_node): Make global.
1848
        * cgraph.c (cgraph_varpool_last_needed_node): Ditto.
1849
        * cgraphunit.c (cgraph_varpool_assemble_pending_decls):
1850
        Set cgraph_varpool_last_needed_node to NULL.
1851
 
1852
2007/03/05  David Taylor  
1853
 
1854
        PR 31050
1855
        * gcc.c: Correct copyright date in --version output.
1856
 
1857
2007-03-05  Brooks Moses  
1858
 
1859
        * c.opt: Remove -ffixed-form, -ffixed-line-length-none, and
1860
        -ffixed-line-length-* options.
1861
 
1862
2007-03-05  David Edelsohn  
1863
 
1864
        * config/rs6000/t-ppccomm: Always build libgcc2 for GNU/Linux
1865
        with -mlong-double-128, except SPE.
1866
 
1867
        * config/rs6000/darwin-ldouble.c: Only build new functions for
1868
        __LONG_DOUBLE_128__.
1869
 
1870
        Backport from mainline:
1871
        2007-01-16  David Edelsohn  
1872
 
1873
        * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
1874
        (strong_alias): Define.
1875
        (__gcc_qmul): Provide non-FMA for soft-float.
1876
        (__gcc_qdiv): Same.
1877
        (__gcc_qneg): New.
1878
        (__gcc_qeq): New.
1879
        (__gcc_qle): New.
1880
        (__gcc_qge): New.
1881
        (__gcc_qunord): New.
1882
        (__gcc_stoq): New.
1883
        (__gcc_dtoq): New.
1884
        (__gcc_qtos): New.
1885
        (__gcc_qtod): New.
1886
        (__gcc_qtoi): New.
1887
        (__gcc_qtou): New.
1888
        (__gcc_itoq): New.
1889
        (__gcc_utoq): New.
1890
        (fmsub): New.
1891
        * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
1892
        soft-float functions.
1893
        * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
1894
        * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
1895
        about long double soft float.
1896
 
1897
2007-03-05  Richard Guenther  
1898
 
1899
        Backport from mainline:
1900
        2007-02-28  Richard Guenther  
1901
 
1902
        PR middle-end/30364
1903
        * fold-const.c (fold_binary): Do not associate expressions
1904
        with more than one variable for integer types that do not wrap.
1905
 
1906
2007-03-04  Eric Botcazou  
1907
 
1908
        PR ada/26797
1909
        * doc/invoke.texi (-O2): Document that Tree-VRP is not turned on
1910
        for the Ada compiler.
1911
 
1912
2007-03-02  Zdenek Dvorak 
1913
 
1914
        PR tree-optimization/29902
1915
        * tree-ssa-loop-manip.c (can_unroll_loop_p): Return false if
1916
        any involved ssa name appears in abnormal phi node.
1917
 
1918
2007-03-02  Eric Botcazou  
1919
 
1920
        * tree-sra.c (sra_walk_fns) : Document new restriction.
1921
        (sra_walk_modify_expr) : Treat the reference as a use
1922
        if the lhs has side-effects.
1923
        : Treat the reference as a use if the rhs has side-effects.
1924
 
1925
2007-03-02  Paul Brook  
1926
 
1927
        * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
1928
        modes to LDRD for DImode.
1929
        (output_move_double): Fixup out of range ldrd/strd.
1930
        (vfp_secondary_reload_class): Rename...
1931
        (coproc_secondary_reload_class): ... to this.  Add wb argument.
1932
        * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
1933
        coproc_secondary_reload_class for CLASS_IWMMXT.
1934
        (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
1935
        * arm-protos.h (coproc_secondary_reload_class): Update prototype.
1936
 
1937
2007-03-02  Eric Botcazou  
1938
 
1939
        * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
1940
        entry by means of emit_insn_at_entry.
1941
 
1942
2007-03-01  Manuel Lopez-Ibanez  
1943
 
1944
        * doc/invoke.texi (Wextra): Delete outdated paragraph.
1945
 
1946
2007-02-27  John David Anglin  
1947
 
1948
        * pa/predicates.md (move_src_operand): Allow zero for mode.
1949
        * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
1950
        move pattern.
1951
 
1952
2007-02-27  Mike Stump  
1953
 
1954
        * config/darwin-crt3.c: Avoid compilation when compiling for a
1955
        kext multilib.
1956
 
1957
2007-02-27  Andreas Schwab  
1958
 
1959
        * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
1960
 
1961
2007-02-26  Brooks Moses  
1962
 
1963
        * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
1964
 
1965
2007-02-26  Brooks Moses  
1966
 
1967
        * doc/include/gcc-common.texi (versionsubtitle): New macro.
1968
        * doc/cpp.texi: Standardize title page.
1969
        * doc/cppinternals.texi: Likewise.
1970
        * doc/gcc.texi: Standardize title page, remove version number
1971
        from copyright page.
1972
        * doc/gccint.texi: Likewise.
1973
        * doc/install.texi: Standardize title page, add table of
1974
        contents.
1975
 
1976
2007-02-24  Mike Stump  
1977
 
1978
        * config/i386/i386.c (output_pic_addr_const): Stubify optimized
1979
        symbols.
1980
 
1981
2007-02-24  John David Anglin  
1982
 
1983
        * pa.md (muldi3): Force subregs to registers in 64-bit expander.
1984
 
1985
2007-02-23  Mike Stump  
1986
 
1987
        * tlink.c (scan_linker_output): Parse linker messages from
1988
        darwin9's linker better.
1989
 
1990
2007-02-21 Ira Rosen  
1991
 
1992
        * tree-ssa-alias.c: Include pointer-set.h
1993
        * Makefile.in (tree-ssa-alias.o): Depend on pointer-set.h.
1994
 
1995
2007-02-21  Jakub Jelinek  
1996
 
1997
        Backported from mainline
1998
        2006-12-20  Andrew Pinski  
1999
        PR middle-end/30143
2000
        * omp-low.c (init_tmp_var): New function.
2001
        (save_tmp_var): New function.
2002
        (lower_omp_1): Use them for VAR_DECL.
2003
 
2004
2007-02-20  Alan Modra  
2005
 
2006
        PR target/29943
2007
        * varasm.c (use_blocks_for_decl_p): Return false for decls with
2008
        alias attribute.
2009
 
2010
2007-02-19  Eric Botcazou  
2011
 
2012
        * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
2013
        due to calls to functions taking pointers as parameters.
2014
 
2015
2007-02-19  Richard Henderson  
2016
 
2017
        PR debug/29558
2018
        * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
2019
        in memory.
2020
 
2021
2007-02-18  Eric Botcazou  
2022
 
2023
        * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
2024
 
2025
2007-02-18  Eric Botcazou  
2026
 
2027
        * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
2028
        for arg pointer based indexed addressing.
2029
 
2030
2007-02-18 Ira Rosen  
2031
 
2032
        * tree-ssa-alias.c (may_aliases_intersect): New function.
2033
        * tree-data-ref.c (ptr_ptr_may_alias_p): Call may_aliases_intersect
2034
        for different tags.
2035
        * tree-flow.h (may_aliases_intersect): Add function declaration.
2036
 
2037
2007-02-17  Alexandre Oliva  
2038
 
2039
        PR tree-optimization/30823
2040
        * tree-sra.c (sra_build_assignment): Drop type-checking assert.
2041
 
2042
2007-02-16  Ralf Wildenhues  
2043
 
2044
        PR other/27843
2045
        * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
2046
        nested double- and backquotes.
2047
 
2048
2007-02-15  Alexandre Oliva  
2049
 
2050
        * tree-sra.c (instantiate_missing_elements): Canonicalize
2051
        bit-field types.
2052
        (sra_build_assignment): New.
2053
        (generate_copy_inout, generate_element_copy,
2054
        generate_element_zero, generate_one_element_init): Use it.
2055
 
2056
2007-02-15  Kaz Kojima  
2057
 
2058
        PR rtl-optimization/29599
2059
        Backport from mainline.
2060
        * reload1.c (eliminate_regs_in_insn): Take the destination
2061
        mode into account when computing the offset.
2062
 
2063
2007-02-13  Joseph S. Myers  
2064
 
2065
        * doc/invoke.texi, doc/standards.texi: Refer to
2066
        gcc-4.2/c99status.html.
2067
 
2068
2007-02-10  John David Anglin  
2069
 
2070
        PR target/30634
2071
        * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
2072
        CONST_DOUBLE and operand 0 is a hard register.
2073
        (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
2074
        memory.  Fail if operand 1 is a non-zero CONST_INT and operand 0
2075
        is a hard floating-point register.
2076
 
2077
2007-02-06  Mark Mitchell  
2078
 
2079
        PR target/29487
2080
        * tree.h (DECL_REPLACEABLE_P): New macro.
2081
        * except.c (set_nothrow_function_flags): Likewise.
2082
 
2083
2007-02-07  Jakub Jelinek  
2084
 
2085
        PR c++/30703
2086
        * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2087
        of INDIRECT_REF .
2088
 
2089
2007-02-06  Rask Ingemann Lamberisen  
2090
 
2091
        PR 30370
2092
        * config/rs6000/t-ppccomm: Correct Makefile typo.
2093
 
2094
2007-02-06  Roger Sayle  
2095
 
2096
        PR libgomp/28296
2097
        Backport from mainline.
2098
        * config/darwin.h (CPP_SPEC): Handle -pthread, transforming
2099
        it into -D_REENTRANT.
2100
 
2101
2007-02-05  Alexandre Oliva  
2102
 
2103
        PR debug/30189
2104
        * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2105
        even if cv-qualification is the same.
2106
 
2107
2007-02-05  Geoffrey Keating  
2108
 
2109
        * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2110
        __enable_execute_stack on completion.
2111
 
2112
2007-02-05  Bob Wilson  
2113
 
2114
        * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2115
 
2116
2007-02-02  Maxim Kuvyrkov  
2117
 
2118
        PR target/29682
2119
        * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2120
        general or fp registers.  Add comments.
2121
        * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2122
 
2123
2007-02-04  Richard Guenther  
2124
 
2125
        Backport from mainline:
2126
        2007-01-30  Richard Guenther  
2127
 
2128
        PR middle-end/27657
2129
        * dwarf2out.c (reference_to_unused): Query varpool if the
2130
        variable was output.
2131
 
2132
2007-02-02  Mike Stump  
2133
 
2134
        * config.gcc (*-*-darwin*): Backport darwin9.h bits.
2135
        * config/darwin9.h: Add.
2136
        * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2137
        (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2138
        generate a branch island.
2139
 
2140
2007-02-02  Hui-May Chang  
2141
 
2142
        Revert for x86 darwin:
2143
        2005-06-19  Uros Bizjak  
2144
 
2145
        * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2146
        code before the following patch under TARGET_MACHO.
2147
        (ix86_function_value_regno_p): Likewise.
2148
 
2149
2007-02-02  Simon Martin  
2150
 
2151
        PR c++/28266
2152
        * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
2153
        expanded only once even if an error occurs.
2154
 
2155
2007-02-02  Jakub Jelinek  
2156
 
2157
        PR middle-end/30473
2158
        * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2159
        sprintf (str, "%s").  Do not optimize sprintf (str, "nopercent", p++).
2160
 
2161
2007-02-01  Guy Martin  
2162
 
2163
        * pa.md (tp_load): Correct mfctl instruction syntax.
2164
 
2165
2007-02-01  Geoffrey Keating  
2166
 
2167
        * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2168
        altivec_padding_size calculation on AIX.  Improve comment, add
2169
        assert to verify that it's right.
2170
 
2171
2007-01-31  Anatoly Sokolov 
2172
 
2173
        PR target/19087
2174
        * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
2175
 
2176
2007-01-30  Richard Guenther  
2177
 
2178
        PR middle-end/30313
2179
        * passes.c (execute_one_pass): Reset in_gimple_form to not
2180
        confuse non-unit-at-a-time mode.
2181
 
2182
2007-01-27  Anatoly Sokolov 
2183
 
2184
        * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define __AVR_HAVE_MUL__.
2185
 
2186
2007-01-29  Mike Stump  
2187
 
2188
        * doc/gccint.texi (Top): Rename Loop Representation to Loop
2189
        Analysis and Representation to resolve case insensitive conflict.
2190
        * doc/loop.texi (Loop Analysis and Representation): Likewise.
2191
 
2192
2007-01-29  Josh Conner  
2193
 
2194
        PR middle-end/29683
2195
        * calls.c (compute_argument_addresses): Set stack and stack_slot
2196
        for partial args, too.
2197
        (store_one_arg): Use locate.size.constant for the size when
2198
        generating a save_area.
2199
 
2200
2007-01-28  Ralf Wildenhues  
2201
 
2202
        * doc/sourcebuild.texi: Add comma for clarity.
2203
        * doc/extend.texi: Fix some typos.
2204
        * doc/passes.texi: Likewise.
2205
        * doc/cppinternals.texi: Likewise.
2206
        * doc/c-tree.texi: Likewise.
2207
        * doc/tree-ssa.texi: Likewise.
2208
        * doc/install.texi: Likewise.
2209
 
2210
2007-01-26  Zdenek Dvorak 
2211
 
2212
        PR tree-optimization/29516
2213
        * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
2214
        most_expensive_mult_to_index, addr_to_parts,
2215
        create_mem_ref, maybe_fold_tmr): Make the type of
2216
        fields of TARGET_MEM_REF sizetype.
2217
        (move_fixed_address_to_symbol, move_pointer_to_base,
2218
        aff_combination_remove_elt): New functions.
2219
        * tree.def (TARGET_MEM_REF): Add comment on types of
2220
        the operands.
2221
        * gcc.dg/tree-ssa/loop-20.c: New test.
2222
 
2223
2007-01-25  Geoffrey Keating  
2224
 
2225
        PR 25127
2226
        * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
2227
        save Altivec registers in an eh_return function.
2228
        (compute_vrsave_mask): Likewise.
2229
        (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
2230
        for saving Altivec registers.
2231
        (rs6000_emit_prologue): Don't allocate stack twice in
2232
        eh_return function.  Correct expected value of altivec_save_offset
2233
        when using save_world.  Describe save of R0 to stack when using
2234
        save_world.  Describe stack pointer adjustment when using
2235
        save_world.  Remove duplicated eh_return parameter register saving.
2236
        Update sp_offset variable after save_world.
2237
        * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
2238
        darwin-world.asm.
2239
        (LIB2FUNCS_EXTRA): Add darwin-world.asm.
2240
        * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
2241
        implies Altivec.
2242
 
2243
2007-01-24  Geoffrey Keating  
2244
 
2245
        * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
2246
 
2247
2007-01-24  Jakub Jelinek  
2248
 
2249
        PR middle-end/27416
2250
        * gimplify.c (omp_check_private): New function.
2251
        (gimplify_scan_omp_clauses): Use it for
2252
        firstprivate/lastprivate/reduction.
2253
 
2254
        PR middle-end/30494
2255
        * gimplify.c (omp_add_variable): Don't call omp_notice_variable
2256
        on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
2257
 
2258
        PR middle-end/30421
2259
        * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
2260
        If lower_lastprivate_clauses emits some statements, append them
2261
        to dlist rather than body_p and to body_p append an initializer.
2262
        (lower_omp_for): Adjust caller.
2263
 
2264
2007-01-21  Eric Botcazou  
2265
 
2266
        PR rtl-optimization/29329
2267
        * combine.c (replaced_rhs_insn): Rename to i2mod.
2268
        (replaced_rhs_value): Rename to i2mod_new_rhs.
2269
        (i2mod_old_rhs): New global variable.
2270
        (combine_instructions): Adjust for above change.  Save a copy of
2271
        the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
2272
        note are substituted in the second instruction.
2273
        (distribute_notes) : Adjust for above change.  Do not
2274
        ditch the note if it pertains to the second eliminated register
2275
        and this register is mentioned in i2mod_old_rhs.
2276
 
2277
        Revert:
2278
        2006-09-12  Eric Botcazou  
2279
 
2280
        * combine.c (distribute_notes) : Do not consider SETs past
2281
        the insn to which the note was originally attached.
2282
 
2283
2007-01-20  John David Anglin  
2284
 
2285
        * pa.c (output_move_double): Change array size of xoperands to 4.
2286
 
2287
2007-01-17  Eric Christopher  
2288
 
2289
        Backport from mainline:
2290
        2006-12-18  Roger Sayle  
2291
                    Eric Christopher  
2292
 
2293
        PR target/29302
2294
        * real.c (real_maxval): Correctly handle IBM extended double format.
2295
 
2296
2007-01-17  Tom Tromey  
2297
 
2298
        * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
2299
        * doc/install.texi (Testing): Use sourceware.org.
2300
        (Binaries): Likewise.
2301
        (Specific): Likewise.
2302
        * doc/contrib.texi (Contributors): Use sourceware.org.
2303
 
2304
2007-01-15  Joseph S. Myers  
2305
 
2306
        * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
2307
        glibc CVS.
2308
 
2309
2007-01-11  John David Anglin  
2310
 
2311
        * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
2312
        * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
2313
        (ASM_OUTPUT_INTERNAL_LABEL): Define.
2314
 
2315
2007-01-10  Ralf Corsépius 
2316
 
2317
        * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
2318
 
2319
2007-01-09  Nicolas Pitre  
2320
 
2321
        PR target/30173
2322
        * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
2323
 
2324
2007-01-08  Nick Clifton  
2325
 
2326
        * config/frv/predicates.md (reg_or_0_operand): Accept
2327
        CONST_DOUBLEs.
2328
 
2329
2007-01-08  Ralf Corsépius 
2330
 
2331
        * config/bfin/rtems.h, config/bfin/t-rtems: New.
2332
        * config.gcc: Add bfin*-rtems*.
2333
 
2334
2007-01-08  Chen liqin  
2335
        * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
2336
        * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
2337
        const_simm15, const_pow2, const_npow2): Added.
2338
        * config/score/misc.md (insv, extv, extzv, movmemsi,
2339
        move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
2340
        * config/score/score.c (score_address_cost, score_select_cc_mode):
2341
        Added.
2342
        Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
2343
        Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
2344
        Update score_print_operand.
2345
        * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
2346
        Adjust register allocate order and update some macro define.
2347
        * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
2348
        mdx_block_move_straight, mdx_block_move_loop_head,
2349
        mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
2350
        mdx_block_move): Added.
2351
        (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
2352
        mdp_limm): Updated and fix some bug and typo.
2353
        * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
2354
        (movsf, movdf, doloop_end): Added.
2355
 
2356
2007-01-05  Richard Guenther  
2357
 
2358
        PR middle-end/27826
2359
        * tree.c (get_narrower): Do not construct COMPONENT_REFs
2360
        with mismatched types.  Instead explicitly build a
2361
        conversion NOP_EXPR.
2362
 
2363
2007-01-05  Jakub Jelinek  
2364
 
2365
        PR c/30360
2366
        * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
2367
        denom against 0.0.
2368
 
2369
2007-01-03  Jakub Jelinek  
2370
 
2371
        * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
2372
        (struct _Unwind_Context): Rename args_size to flags, remove
2373
        signal_frame field, add a new args_size field and version field.
2374
        (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
2375
        _Unwind_IsExtendedContext): New inline functions.
2376
        (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
2377
        Assume by_value array is only present if _Unwind_IsExtendedContext.
2378
        (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
2379
        _Unwind_IsSignalFrame.
2380
        (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
2381
        (uw_update_context_1): Use _Unwind_SetSignalFrame.
2382
        (uw_init_context_1): Initialize context->flags to
2383
        EXTENDED_CONTEXT_BIT.
2384
        * config/rs6000/linux-unwind.h (frob_update_context): Use
2385
        _Unwind_SetSignalFrame.
2386
 
2387
2007-01-01  Mike Stump  
2388
 
2389
        * configure.ac: Remove support for building with Apple's gcc-3.1.
2390
 
2391
2007-01-01  Andreas Schwab  
2392
 
2393
        PR target/29166
2394
        * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
2395
        save of BR0 in extra_spill_size instead of spill_size.
2396
        (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
2397
        area.
2398
        (ia64_expand_epilogue): Restore BR0 from its new location.

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