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1 709 jeremybenn
;; Copyright (C) 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
2
 
3
;; This file is free software; you can redistribute it and/or modify it under
4
;; the terms of the GNU General Public License as published by the Free
5
;; Software Foundation; either version 3 of the License, or (at your option)
6
;; any later version.
7
 
8
;; This file is distributed in the hope that it will be useful, but WITHOUT
9
;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10
;; FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
11
;; for more details.
12
 
13
;; You should have received a copy of the GNU General Public License
14
;; along with GCC; see the file COPYING3.  If not see
15
;; .
16
 
17
;;- See file "rtl.def" for documentation on define_insn, match_*, et. al.
18
 
19
 
20
;; Define an insn type attribute.  This is used in function unit delay
21
;; computations.
22
;; multi0 is a multiple insn rtl whose first insn is in pipe0
23
;; multi1 is a multiple insn rtl whose first insn is in pipe1
24
(define_attr "type" "fx2,shuf,fx3,load,store,br,spr,lnop,nop,fxb,fp6,fp7,fpd,iprefetch,multi0,multi1,hbr,convert"
25
  (const_string "fx2"))
26
 
27
;; Length (in bytes).
28
(define_attr "length" ""
29
                (const_int 4))
30
 
31
(define_attr "tune" "cell,celledp" (const (symbol_ref "spu_tune")))
32
;; Processor type -- this attribute must exactly match the processor_type
33
;; enumeration in spu.h.
34
 
35
(define_attr "cpu" "spu"
36
  (const (symbol_ref "spu_cpu_attr")))
37
 
38
; (define_function_unit NAME MULTIPLICITY SIMULTANEITY
39
;                       TEST READY-DELAY ISSUE-DELAY [CONFLICT-LIST])
40
 
41
(define_cpu_unit "pipe0,pipe1,fp,ls")
42
 
43
(define_insn_reservation "NOP" 1 (eq_attr "type" "nop")
44
    "pipe0")
45
 
46
(define_insn_reservation "FX2" 2 (eq_attr "type" "fx2")
47
    "pipe0, nothing")
48
 
49
(define_insn_reservation "FX3" 4 (eq_attr "type" "fx3,fxb")
50
    "pipe0, nothing*3")
51
 
52
(define_insn_reservation "FP6" 6 (eq_attr "type" "fp6")
53
    "pipe0 + fp, nothing*5")
54
 
55
(define_insn_reservation "FP7" 7 (eq_attr "type" "fp7")
56
    "pipe0, fp, nothing*5")
57
 
58
;; The behavior of the double precision is that both pipes stall
59
;; for 6 cycles and the rest of the operation pipelines for
60
;; 7 cycles.  The simplest way to model this is to simply ignore
61
;; the 6 cyle stall.
62
(define_insn_reservation "FPD" 7
63
  (and (eq_attr "tune" "cell")
64
       (eq_attr "type" "fpd"))
65
    "pipe0 + pipe1, fp, nothing*5")
66
 
67
;; Tune for CELLEDP, 9 cycles, dual-issuable, fully pipelined
68
(define_insn_reservation "FPD_CELLEDP" 9
69
  (and (eq_attr "tune" "celledp")
70
       (eq_attr "type" "fpd"))
71
  "pipe0 + fp, nothing*8")
72
 
73
(define_insn_reservation "LNOP" 1 (eq_attr "type" "lnop")
74
    "pipe1")
75
 
76
(define_insn_reservation "STORE" 1 (eq_attr "type" "store")
77
    "pipe1 + ls")
78
 
79
(define_insn_reservation "IPREFETCH" 1 (eq_attr "type" "iprefetch")
80
    "pipe1 + ls")
81
 
82
(define_insn_reservation "SHUF" 4 (eq_attr "type" "shuf,br,spr")
83
    "pipe1, nothing*3")
84
 
85
(define_insn_reservation "LOAD" 6 (eq_attr "type" "load")
86
    "pipe1 + ls, nothing*5")
87
 
88
(define_insn_reservation "HBR" 18 (eq_attr "type" "hbr")
89
    "pipe1, nothing*15")
90
 
91
(define_insn_reservation "MULTI0" 4 (eq_attr "type" "multi0")
92
    "pipe0+pipe1, nothing*3")
93
 
94
(define_insn_reservation "MULTI1" 4 (eq_attr "type" "multi1")
95
    "pipe1, nothing*3")
96
 
97
(define_insn_reservation "CONVERT" 0 (eq_attr "type" "convert")
98
    "nothing")
99
 
100
;; Force pipe0 to occur before pipe 1 in a cycle.
101
(absence_set "pipe0" "pipe1")
102
 
103
 
104
(define_c_enum "unspec" [
105
  UNSPEC_IPREFETCH
106
  UNSPEC_FREST
107
  UNSPEC_FRSQEST
108
  UNSPEC_FI
109
  UNSPEC_EXTEND_CMP
110
  UNSPEC_CG
111
  UNSPEC_CGX
112
  UNSPEC_ADDX
113
  UNSPEC_BG
114
  UNSPEC_BGX
115
  UNSPEC_SFX
116
  UNSPEC_FSM
117
  UNSPEC_HBR
118
  UNSPEC_NOP
119
  UNSPEC_CONVERT
120
  UNSPEC_SELB
121
  UNSPEC_SHUFB
122
  UNSPEC_CPAT
123
  UNSPEC_CNTB
124
  UNSPEC_SUMB
125
  UNSPEC_FSMB
126
  UNSPEC_FSMH
127
  UNSPEC_GBB
128
  UNSPEC_GBH
129
  UNSPEC_GB
130
  UNSPEC_AVGB
131
  UNSPEC_ABSDB
132
  UNSPEC_ORX
133
  UNSPEC_HEQ
134
  UNSPEC_HGT
135
  UNSPEC_HLGT
136
  UNSPEC_STOP
137
  UNSPEC_STOPD
138
  UNSPEC_SET_INTR
139
  UNSPEC_FSCRRD
140
  UNSPEC_FSCRWR
141
  UNSPEC_MFSPR
142
  UNSPEC_MTSPR
143
  UNSPEC_RDCH
144
  UNSPEC_RCHCNT
145
  UNSPEC_WRCH
146
  UNSPEC_SPU_REALIGN_LOAD
147
  UNSPEC_SPU_MASK_FOR_LOAD
148
  UNSPEC_DFTSV
149
  UNSPEC_FLOAT_EXTEND
150
  UNSPEC_FLOAT_TRUNCATE
151
  UNSPEC_SP_SET
152
  UNSPEC_SP_TEST
153
])
154
 
155
(define_c_enum "unspecv" [
156
  UNSPECV_BLOCKAGE
157
  UNSPECV_LNOP
158
  UNSPECV_NOP
159
  UNSPECV_SYNC
160
])
161
 
162
(include "predicates.md")
163
(include "constraints.md")
164
 
165
 
166
;; Mode iterators
167
 
168
(define_mode_iterator ALL [QI V16QI
169
                        HI V8HI
170
                        SI V4SI
171
                        DI V2DI
172
                        TI
173
                        SF V4SF
174
                        DF V2DF])
175
 
176
; Everything except DI and TI which are handled separately because
177
; they need different constraints to correctly test VOIDmode constants
178
(define_mode_iterator MOV [QI V16QI
179
                        HI V8HI
180
                        SI V4SI
181
                        V2DI
182
                        SF V4SF
183
                        DF V2DF])
184
 
185
(define_mode_iterator QHSI  [QI HI SI])
186
(define_mode_iterator QHSDI  [QI HI SI DI])
187
(define_mode_iterator DTI  [DI TI])
188
 
189
(define_mode_iterator VINT [QI V16QI
190
                         HI V8HI
191
                         SI V4SI
192
                         DI V2DI
193
                         TI])
194
 
195
(define_mode_iterator VQHSI [QI V16QI
196
                          HI V8HI
197
                          SI V4SI])
198
 
199
(define_mode_iterator VHSI [HI V8HI
200
                         SI V4SI])
201
 
202
(define_mode_iterator VSDF [SF V4SF
203
                         DF V2DF])
204
 
205
(define_mode_iterator VSI [SI V4SI])
206
(define_mode_iterator VDI [DI V2DI])
207
(define_mode_iterator VSF [SF V4SF])
208
(define_mode_iterator VDF [DF V2DF])
209
 
210
(define_mode_iterator VCMP [V16QI
211
                         V8HI
212
                         V4SI
213
                         V4SF
214
                         V2DF])
215
 
216
(define_mode_iterator VCMPU [V16QI
217
                          V8HI
218
                          V4SI])
219
 
220
(define_mode_attr v      [(V8HI  "v") (V4SI  "v")
221
                          (HI    "") (SI    "")])
222
 
223
(define_mode_attr bh  [(QI "b")  (V16QI "b")
224
                       (HI "h")  (V8HI "h")
225
                       (SI "")   (V4SI "")])
226
 
227
(define_mode_attr d   [(SF "")   (V4SF "")
228
                       (DF "d")  (V2DF "d")])
229
(define_mode_attr d6  [(SF "6")  (V4SF "6")
230
                       (DF "d")  (V2DF "d")])
231
 
232
(define_mode_attr f2i [(SF "si") (V4SF "v4si")
233
                       (DF "di") (V2DF "v2di")])
234
(define_mode_attr F2I [(SF "SI") (V4SF "V4SI")
235
                       (DF "DI") (V2DF "V2DI")])
236
(define_mode_attr i2f [(SI "sf") (V4SI "v4sf")
237
                       (DI "df") (V2DI "v2df")])
238
(define_mode_attr I2F [(SI "SF") (V4SI "V4SF")
239
                       (DI "DF") (V2DI "V2DF")])
240
 
241
(define_mode_attr DF2I [(DF "SI") (V2DF "V2DI")])
242
 
243
(define_mode_attr umask  [(HI "f")  (V8HI "f")
244
                          (SI "g")  (V4SI "g")])
245
(define_mode_attr nmask  [(HI "F")  (V8HI "F")
246
                          (SI "G")  (V4SI "G")])
247
 
248
;; Used for carry and borrow instructions.
249
(define_mode_iterator CBOP  [SI DI V4SI V2DI])
250
 
251
;; Used in vec_set and vec_extract
252
(define_mode_iterator V [V2DI V4SI V8HI V16QI V2DF V4SF])
253
(define_mode_attr inner  [(V16QI "QI")
254
                          (V8HI  "HI")
255
                          (V4SI  "SI")
256
                          (V2DI  "DI")
257
                          (V4SF  "SF")
258
                          (V2DF  "DF")])
259
(define_mode_attr vmult  [(V16QI "1")
260
                          (V8HI  "2")
261
                          (V4SI  "4")
262
                          (V2DI  "8")
263
                          (V4SF  "4")
264
                          (V2DF  "8")])
265
(define_mode_attr voff   [(V16QI "13")
266
                          (V8HI  "14")
267
                          (V4SI  "0")
268
                          (V2DI  "0")
269
                          (V4SF  "0")
270
                          (V2DF  "0")])
271
 
272
 
273
;; mov
274
 
275
(define_expand "mov"
276
  [(set (match_operand:ALL 0 "nonimmediate_operand" "")
277
        (match_operand:ALL 1 "general_operand" ""))]
278
  ""
279
  {
280
    if (spu_expand_mov(operands, mode))
281
      DONE;
282
  })
283
 
284
(define_split
285
  [(set (match_operand 0 "spu_reg_operand")
286
        (match_operand 1 "immediate_operand"))]
287
 
288
  ""
289
  [(set (match_dup 0)
290
        (high (match_dup 1)))
291
   (set (match_dup 0)
292
        (lo_sum (match_dup 0)
293
                (match_dup 1)))]
294
  {
295
    if (spu_split_immediate (operands))
296
      DONE;
297
    FAIL;
298
  })
299
 
300
(define_insn "pic"
301
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
302
        (match_operand:SI 1 "immediate_operand" "s"))
303
   (use (const_int 0))]
304
  "flag_pic"
305
  "ila\t%0,%%pic(%1)")
306
 
307
;; Whenever a function generates the 'pic' pattern above we need to
308
;; load the pic_offset_table register.
309
;; GCC doesn't deal well with labels in the middle of a block so we
310
;; hardcode the offsets in the asm here.
311
(define_insn "load_pic_offset"
312
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
313
        (unspec:SI [(const_int 0)] 0))
314
   (set (match_operand:SI 1 "spu_reg_operand" "=r")
315
        (unspec:SI [(const_int 0)] 0))]
316
  "flag_pic"
317
  "ila\t%1,.+8\;brsl\t%0,4"
318
  [(set_attr "length" "8")
319
   (set_attr "type" "multi0")])
320
 
321
 
322
;; move internal
323
 
324
(define_insn "_mov"
325
  [(set (match_operand:MOV 0 "spu_dest_operand" "=r,r,r,r,r,m")
326
        (match_operand:MOV 1 "spu_mov_operand" "r,A,f,j,m,r"))]
327
  "register_operand(operands[0], mode)
328
   || register_operand(operands[1], mode)"
329
  "@
330
   ori\t%0,%1,0
331
   il%s1\t%0,%S1
332
   fsmbi\t%0,%S1
333
   c%s1d\t%0,%S1($sp)
334
   lq%p1\t%0,%1
335
   stq%p0\t%1,%0"
336
  [(set_attr "type" "fx2,fx2,shuf,shuf,load,store")])
337
 
338
(define_insn "low_"
339
  [(set (match_operand:VSI 0 "spu_reg_operand" "=r")
340
        (lo_sum:VSI (match_operand:VSI 1 "spu_reg_operand" "0")
341
                    (match_operand:VSI 2 "immediate_operand" "i")))]
342
  ""
343
  "iohl\t%0,%2@l")
344
 
345
(define_insn "_movdi"
346
  [(set (match_operand:DI 0 "spu_dest_operand" "=r,r,r,r,r,m")
347
        (match_operand:DI 1 "spu_mov_operand" "r,a,f,k,m,r"))]
348
  "register_operand(operands[0], DImode)
349
   || register_operand(operands[1], DImode)"
350
  "@
351
   ori\t%0,%1,0
352
   il%d1\t%0,%D1
353
   fsmbi\t%0,%D1
354
   c%d1d\t%0,%D1($sp)
355
   lq%p1\t%0,%1
356
   stq%p0\t%1,%0"
357
  [(set_attr "type" "fx2,fx2,shuf,shuf,load,store")])
358
 
359
(define_insn "_movti"
360
  [(set (match_operand:TI 0 "spu_dest_operand" "=r,r,r,r,r,m")
361
        (match_operand:TI 1 "spu_mov_operand" "r,U,f,l,m,r"))]
362
  "register_operand(operands[0], TImode)
363
   || register_operand(operands[1], TImode)"
364
  "@
365
   ori\t%0,%1,0
366
   il%t1\t%0,%T1
367
   fsmbi\t%0,%T1
368
   c%t1d\t%0,%T1($sp)
369
   lq%p1\t%0,%1
370
   stq%p0\t%1,%0"
371
  [(set_attr "type" "fx2,fx2,shuf,shuf,load,store")])
372
 
373
(define_split
374
  [(set (match_operand 0 "spu_reg_operand")
375
        (match_operand 1 "memory_operand"))]
376
  "GET_MODE_SIZE (GET_MODE (operands[0])) < 16
377
   && GET_MODE(operands[0]) == GET_MODE(operands[1])
378
   && !reload_in_progress && !reload_completed"
379
  [(set (match_dup 0)
380
        (match_dup 1))]
381
  { if (spu_split_load(operands))
382
      DONE;
383
  })
384
 
385
(define_split
386
  [(set (match_operand 0 "memory_operand")
387
        (match_operand 1 "spu_reg_operand"))]
388
  "GET_MODE_SIZE (GET_MODE (operands[0])) < 16
389
   && GET_MODE(operands[0]) == GET_MODE(operands[1])
390
   && !reload_in_progress && !reload_completed"
391
  [(set (match_dup 0)
392
        (match_dup 1))]
393
  { if (spu_split_store(operands))
394
      DONE;
395
  })
396
;; Operand 3 is the number of bytes. 1:b 2:h 4:w 8:d
397
 
398
(define_expand "cpat"
399
  [(set (match_operand:TI 0 "spu_reg_operand" "=r,r")
400
        (unspec:TI [(match_operand:SI 1 "spu_reg_operand" "r,r")
401
                    (match_operand:SI 2 "spu_nonmem_operand" "r,n")
402
                    (match_operand:SI 3 "immediate_operand" "i,i")] UNSPEC_CPAT))]
403
  ""
404
  {
405
    rtx x = gen_cpat_const (operands);
406
    if (x)
407
      {
408
        emit_move_insn (operands[0], x);
409
        DONE;
410
      }
411
  })
412
 
413
(define_insn "_cpat"
414
  [(set (match_operand:TI 0 "spu_reg_operand" "=r,r")
415
        (unspec:TI [(match_operand:SI 1 "spu_reg_operand" "r,r")
416
                    (match_operand:SI 2 "spu_nonmem_operand" "r,n")
417
                    (match_operand:SI 3 "immediate_operand" "i,i")] UNSPEC_CPAT))]
418
  ""
419
  "@
420
   c%M3x\t%0,%1,%2
421
   c%M3d\t%0,%C2(%1)"
422
  [(set_attr "type" "shuf")])
423
 
424
(define_split
425
  [(set (match_operand:TI 0 "spu_reg_operand")
426
        (unspec:TI [(match_operand:SI 1 "spu_nonmem_operand")
427
                    (match_operand:SI 2 "immediate_operand")
428
                    (match_operand:SI 3 "immediate_operand")] UNSPEC_CPAT))]
429
  ""
430
  [(set (match_dup:TI 0)
431
        (match_dup:TI 4))]
432
  {
433
    operands[4] = gen_cpat_const (operands);
434
    if (!operands[4])
435
      FAIL;
436
  })
437
 
438
;; extend
439
 
440
(define_insn "extendqihi2"
441
  [(set (match_operand:HI 0 "spu_reg_operand" "=r")
442
        (sign_extend:HI (match_operand:QI 1 "spu_reg_operand" "r")))]
443
  ""
444
  "xsbh\t%0,%1")
445
 
446
(define_insn "extendhisi2"
447
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
448
        (sign_extend:SI (match_operand:HI 1 "spu_reg_operand" "r")))]
449
  ""
450
  "xshw\t%0,%1")
451
 
452
(define_expand "extendsidi2"
453
  [(set (match_dup:DI 2)
454
        (zero_extend:DI (match_operand:SI 1 "spu_reg_operand" "")))
455
   (set (match_operand:DI 0 "spu_reg_operand" "")
456
        (sign_extend:DI (vec_select:SI (match_dup:V2SI 3)
457
                                       (parallel [(const_int 1)]))))]
458
  ""
459
  {
460
    operands[2] = gen_reg_rtx (DImode);
461
    operands[3] = spu_gen_subreg (V2SImode, operands[2]);
462
  })
463
 
464
(define_insn "xswd"
465
  [(set (match_operand:DI 0 "spu_reg_operand" "=r")
466
        (sign_extend:DI
467
          (vec_select:SI
468
            (match_operand:V2SI 1 "spu_reg_operand" "r")
469
            (parallel [(const_int 1) ]))))]
470
  ""
471
  "xswd\t%0,%1");
472
 
473
;; By splitting this late we don't allow much opportunity for sharing of
474
;; constants.  That's ok because this should really be optimized away.
475
(define_insn_and_split "extendti2"
476
  [(set (match_operand:TI 0 "register_operand" "")
477
        (sign_extend:TI (match_operand:QHSDI 1 "register_operand" "")))]
478
  ""
479
  "#"
480
  ""
481
  [(set (match_dup:TI 0)
482
        (sign_extend:TI (match_dup:QHSDI 1)))]
483
  {
484
    spu_expand_sign_extend(operands);
485
    DONE;
486
  })
487
 
488
 
489
;; zero_extend
490
 
491
(define_insn "zero_extendqihi2"
492
  [(set (match_operand:HI 0 "spu_reg_operand" "=r")
493
        (zero_extend:HI (match_operand:QI 1 "spu_reg_operand" "r")))]
494
  ""
495
  "andi\t%0,%1,0x00ff")
496
 
497
(define_insn "zero_extendqisi2"
498
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
499
        (zero_extend:SI (match_operand:QI 1 "spu_reg_operand" "r")))]
500
  ""
501
  "andi\t%0,%1,0x00ff")
502
 
503
(define_expand "zero_extendhisi2"
504
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
505
        (zero_extend:SI (match_operand:HI 1 "spu_reg_operand" "r")))
506
   (clobber (match_scratch:SI 2 "=&r"))]
507
  ""
508
  {
509
    rtx mask = gen_reg_rtx (SImode);
510
    rtx op1 = simplify_gen_subreg (SImode, operands[1], HImode, 0);
511
    emit_move_insn (mask, GEN_INT (0xffff));
512
    emit_insn (gen_andsi3(operands[0], op1, mask));
513
    DONE;
514
  })
515
 
516
(define_insn "zero_extendsidi2"
517
  [(set (match_operand:DI 0 "spu_reg_operand" "=r")
518
        (zero_extend:DI (match_operand:SI 1 "spu_reg_operand" "r")))]
519
  ""
520
  "rotqmbyi\t%0,%1,-4"
521
  [(set_attr "type" "shuf")])
522
 
523
(define_insn "zero_extendqiti2"
524
  [(set (match_operand:TI 0 "spu_reg_operand" "=r")
525
        (zero_extend:TI (match_operand:QI 1 "spu_reg_operand" "r")))]
526
  ""
527
  "andi\t%0,%1,0x00ff\;rotqmbyi\t%0,%0,-12"
528
  [(set_attr "type" "multi0")
529
   (set_attr "length" "8")])
530
 
531
(define_insn "zero_extendhiti2"
532
  [(set (match_operand:TI 0 "spu_reg_operand" "=r")
533
        (zero_extend:TI (match_operand:HI 1 "spu_reg_operand" "r")))]
534
  ""
535
  "shli\t%0,%1,16\;rotqmbyi\t%0,%0,-14"
536
  [(set_attr "type" "multi1")
537
   (set_attr "length" "8")])
538
 
539
(define_insn "zero_extendsiti2"
540
  [(set (match_operand:TI 0 "spu_reg_operand" "=r")
541
        (zero_extend:TI (match_operand:SI 1 "spu_reg_operand" "r")))]
542
  ""
543
  "rotqmbyi\t%0,%1,-12"
544
  [(set_attr "type" "shuf")])
545
 
546
(define_insn "zero_extendditi2"
547
  [(set (match_operand:TI 0 "spu_reg_operand" "=r")
548
        (zero_extend:TI (match_operand:DI 1 "spu_reg_operand" "r")))]
549
  ""
550
  "rotqmbyi\t%0,%1,-8"
551
  [(set_attr "type" "shuf")])
552
 
553
 
554
;; trunc
555
 
556
(define_insn "truncdiqi2"
557
  [(set (match_operand:QI 0 "spu_reg_operand" "=r")
558
        (truncate:QI (match_operand:DI 1 "spu_reg_operand" "r")))]
559
  ""
560
  "shlqbyi\t%0,%1,4"
561
  [(set_attr "type" "shuf")])
562
 
563
(define_insn "truncdihi2"
564
  [(set (match_operand:HI 0 "spu_reg_operand" "=r")
565
        (truncate:HI (match_operand:DI 1 "spu_reg_operand" "r")))]
566
  ""
567
  "shlqbyi\t%0,%1,4"
568
  [(set_attr "type" "shuf")])
569
 
570
(define_insn "truncdisi2"
571
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
572
        (truncate:SI (match_operand:DI 1 "spu_reg_operand" "r")))]
573
  ""
574
  "shlqbyi\t%0,%1,4"
575
  [(set_attr "type" "shuf")])
576
 
577
(define_insn "trunctiqi2"
578
  [(set (match_operand:QI 0 "spu_reg_operand" "=r")
579
        (truncate:QI (match_operand:TI 1 "spu_reg_operand" "r")))]
580
  ""
581
  "shlqbyi\t%0,%1,12"
582
  [(set_attr "type" "shuf")])
583
 
584
(define_insn "trunctihi2"
585
  [(set (match_operand:HI 0 "spu_reg_operand" "=r")
586
        (truncate:HI (match_operand:TI 1 "spu_reg_operand" "r")))]
587
  ""
588
  "shlqbyi\t%0,%1,12"
589
  [(set_attr "type" "shuf")])
590
 
591
(define_insn "trunctisi2"
592
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
593
        (truncate:SI (match_operand:TI 1 "spu_reg_operand" "r")))]
594
  ""
595
  "shlqbyi\t%0,%1,12"
596
  [(set_attr "type" "shuf")])
597
 
598
(define_insn "trunctidi2"
599
  [(set (match_operand:DI 0 "spu_reg_operand" "=r")
600
        (truncate:DI (match_operand:TI 1 "spu_reg_operand" "r")))]
601
  ""
602
  "shlqbyi\t%0,%1,8"
603
  [(set_attr "type" "shuf")])
604
 
605
 
606
;; float conversions
607
 
608
(define_insn "float2"
609
  [(set (match_operand: 0 "spu_reg_operand" "=r")
610
        (float: (match_operand:VSI 1 "spu_reg_operand" "r")))]
611
  ""
612
  "csflt\t%0,%1,0"
613
  [(set_attr "type" "fp7")])
614
 
615
(define_insn "fix_trunc2"
616
  [(set (match_operand: 0 "spu_reg_operand" "=r")
617
        (fix: (match_operand:VSF 1 "spu_reg_operand" "r")))]
618
  ""
619
  "cflts\t%0,%1,0"
620
  [(set_attr "type" "fp7")])
621
 
622
(define_insn "floatuns2"
623
  [(set (match_operand: 0 "spu_reg_operand" "=r")
624
        (unsigned_float: (match_operand:VSI 1 "spu_reg_operand" "r")))]
625
  ""
626
  "cuflt\t%0,%1,0"
627
  [(set_attr "type" "fp7")])
628
 
629
(define_insn "fixuns_trunc2"
630
  [(set (match_operand: 0 "spu_reg_operand" "=r")
631
        (unsigned_fix: (match_operand:VSF 1 "spu_reg_operand" "r")))]
632
  ""
633
  "cfltu\t%0,%1,0"
634
  [(set_attr "type" "fp7")])
635
 
636
(define_insn "float2_mul"
637
  [(set (match_operand: 0 "spu_reg_operand" "=r")
638
        (mult: (float: (match_operand:VSI 1 "spu_reg_operand" "r"))
639
                    (match_operand: 2 "spu_inv_exp2_operand" "w")))]
640
  ""
641
  "csflt\t%0,%1,%w2"
642
  [(set_attr "type" "fp7")])
643
 
644
(define_insn "float2_div"
645
  [(set (match_operand: 0 "spu_reg_operand" "=r")
646
        (div: (float: (match_operand:VSI 1 "spu_reg_operand" "r"))
647
                   (match_operand: 2 "spu_exp2_operand" "v")))]
648
  ""
649
  "csflt\t%0,%1,%v2"
650
  [(set_attr "type" "fp7")])
651
 
652
 
653
(define_insn "fix_trunc2_mul"
654
  [(set (match_operand: 0 "spu_reg_operand" "=r")
655
        (fix: (mult:VSF (match_operand:VSF 1 "spu_reg_operand" "r")
656
                             (match_operand:VSF 2 "spu_exp2_operand" "v"))))]
657
  ""
658
  "cflts\t%0,%1,%v2"
659
  [(set_attr "type" "fp7")])
660
 
661
(define_insn "floatuns2_mul"
662
  [(set (match_operand: 0 "spu_reg_operand" "=r")
663
        (mult: (unsigned_float: (match_operand:VSI 1 "spu_reg_operand" "r"))
664
                    (match_operand: 2 "spu_inv_exp2_operand" "w")))]
665
  ""
666
  "cuflt\t%0,%1,%w2"
667
  [(set_attr "type" "fp7")])
668
 
669
(define_insn "floatuns2_div"
670
  [(set (match_operand: 0 "spu_reg_operand" "=r")
671
        (div: (unsigned_float: (match_operand:VSI 1 "spu_reg_operand" "r"))
672
                   (match_operand: 2 "spu_exp2_operand" "v")))]
673
  ""
674
  "cuflt\t%0,%1,%v2"
675
  [(set_attr "type" "fp7")])
676
 
677
(define_insn "fixuns_trunc2_mul"
678
  [(set (match_operand: 0 "spu_reg_operand" "=r")
679
        (unsigned_fix: (mult:VSF (match_operand:VSF 1 "spu_reg_operand" "r")
680
                                      (match_operand:VSF 2 "spu_exp2_operand" "v"))))]
681
  ""
682
  "cfltu\t%0,%1,%v2"
683
  [(set_attr "type" "fp7")])
684
 
685
(define_insn "extendsfdf2"
686
  [(set (match_operand:DF 0 "spu_reg_operand" "=r")
687
        (unspec:DF [(match_operand:SF 1 "spu_reg_operand" "r")]
688
                   UNSPEC_FLOAT_EXTEND))]
689
  ""
690
  "fesd\t%0,%1"
691
  [(set_attr "type" "fpd")])
692
 
693
(define_insn "truncdfsf2"
694
  [(set (match_operand:SF 0 "spu_reg_operand" "=r")
695
        (unspec:SF [(match_operand:DF 1 "spu_reg_operand" "r")]
696
                   UNSPEC_FLOAT_TRUNCATE))]
697
  ""
698
  "frds\t%0,%1"
699
  [(set_attr "type" "fpd")])
700
 
701
(define_expand "floatdisf2"
702
  [(set (match_operand:SF 0 "register_operand" "")
703
        (float:SF (match_operand:DI 1 "register_operand" "")))]
704
  ""
705
  {
706
    rtx c0 = gen_reg_rtx (SImode);
707
    rtx r0 = gen_reg_rtx (DImode);
708
    rtx r1 = gen_reg_rtx (SFmode);
709
    rtx r2 = gen_reg_rtx (SImode);
710
    rtx setneg = gen_reg_rtx (SImode);
711
    rtx isneg = gen_reg_rtx (SImode);
712
    rtx neg = gen_reg_rtx (DImode);
713
    rtx mask = gen_reg_rtx (DImode);
714
 
715
    emit_move_insn (c0, GEN_INT (-0x80000000ll));
716
 
717
    emit_insn (gen_negdi2 (neg, operands[1]));
718
    emit_insn (gen_cgt_di_m1 (isneg, operands[1]));
719
    emit_insn (gen_extend_compare (mask, isneg));
720
    emit_insn (gen_selb (r0, neg, operands[1], mask));
721
    emit_insn (gen_andc_si (setneg, c0, isneg));
722
 
723
    emit_insn (gen_floatunsdisf2 (r1, r0));
724
 
725
    emit_insn (gen_iorsi3 (r2, gen_rtx_SUBREG (SImode, r1, 0), setneg));
726
    emit_move_insn (operands[0], gen_rtx_SUBREG (SFmode, r2, 0));
727
    DONE;
728
  })
729
 
730
(define_insn_and_split "floatunsdisf2"
731
  [(set (match_operand:SF 0 "register_operand" "=r")
732
        (unsigned_float:SF (match_operand:DI 1 "register_operand" "r")))
733
   (clobber (match_scratch:SF 2 "=r"))
734
   (clobber (match_scratch:SF 3 "=r"))
735
   (clobber (match_scratch:SF 4 "=r"))]
736
  ""
737
  "#"
738
  "reload_completed"
739
  [(set (match_dup:SF 0)
740
        (unsigned_float:SF (match_dup:DI 1)))]
741
  {
742
    rtx op1_v4si = gen_rtx_REG (V4SImode, REGNO (operands[1]));
743
    rtx op2_v4sf = gen_rtx_REG (V4SFmode, REGNO (operands[2]));
744
    rtx op2_ti = gen_rtx_REG (TImode, REGNO (operands[2]));
745
    rtx op3_ti = gen_rtx_REG (TImode, REGNO (operands[3]));
746
 
747
    REAL_VALUE_TYPE scale;
748
    real_2expN (&scale, 32, SFmode);
749
 
750
    emit_insn (gen_floatunsv4siv4sf2 (op2_v4sf, op1_v4si));
751
    emit_insn (gen_shlqby_ti (op3_ti, op2_ti, GEN_INT (4)));
752
 
753
    emit_move_insn (operands[4],
754
                    CONST_DOUBLE_FROM_REAL_VALUE (scale, SFmode));
755
    emit_insn (gen_fmasf4 (operands[0],
756
                           operands[2], operands[4], operands[3]));
757
    DONE;
758
  })
759
 
760
(define_expand "floattisf2"
761
  [(set (match_operand:SF 0 "register_operand" "")
762
        (float:SF (match_operand:TI 1 "register_operand" "")))]
763
  ""
764
  {
765
    rtx c0 = gen_reg_rtx (SImode);
766
    rtx r0 = gen_reg_rtx (TImode);
767
    rtx r1 = gen_reg_rtx (SFmode);
768
    rtx r2 = gen_reg_rtx (SImode);
769
    rtx setneg = gen_reg_rtx (SImode);
770
    rtx isneg = gen_reg_rtx (SImode);
771
    rtx neg = gen_reg_rtx (TImode);
772
    rtx mask = gen_reg_rtx (TImode);
773
 
774
    emit_move_insn (c0, GEN_INT (-0x80000000ll));
775
 
776
    emit_insn (gen_negti2 (neg, operands[1]));
777
    emit_insn (gen_cgt_ti_m1 (isneg, operands[1]));
778
    emit_insn (gen_extend_compare (mask, isneg));
779
    emit_insn (gen_selb (r0, neg, operands[1], mask));
780
    emit_insn (gen_andc_si (setneg, c0, isneg));
781
 
782
    emit_insn (gen_floatunstisf2 (r1, r0));
783
 
784
    emit_insn (gen_iorsi3 (r2, gen_rtx_SUBREG (SImode, r1, 0), setneg));
785
    emit_move_insn (operands[0], gen_rtx_SUBREG (SFmode, r2, 0));
786
    DONE;
787
  })
788
 
789
(define_insn_and_split "floatunstisf2"
790
  [(set (match_operand:SF 0 "register_operand" "=r")
791
        (unsigned_float:SF (match_operand:TI 1 "register_operand" "r")))
792
   (clobber (match_scratch:SF 2 "=r"))
793
   (clobber (match_scratch:SF 3 "=r"))
794
   (clobber (match_scratch:SF 4 "=r"))]
795
  ""
796
  "#"
797
  "reload_completed"
798
  [(set (match_dup:SF 0)
799
        (unsigned_float:SF (match_dup:TI 1)))]
800
  {
801
    rtx op1_v4si = gen_rtx_REG (V4SImode, REGNO (operands[1]));
802
    rtx op2_v4sf = gen_rtx_REG (V4SFmode, REGNO (operands[2]));
803
    rtx op2_ti = gen_rtx_REG (TImode, REGNO (operands[2]));
804
    rtx op3_ti = gen_rtx_REG (TImode, REGNO (operands[3]));
805
 
806
    REAL_VALUE_TYPE scale;
807
    real_2expN (&scale, 32, SFmode);
808
 
809
    emit_insn (gen_floatunsv4siv4sf2 (op2_v4sf, op1_v4si));
810
    emit_insn (gen_shlqby_ti (op3_ti, op2_ti, GEN_INT (4)));
811
 
812
    emit_move_insn (operands[4],
813
                    CONST_DOUBLE_FROM_REAL_VALUE (scale, SFmode));
814
    emit_insn (gen_fmasf4 (operands[2],
815
                           operands[2], operands[4], operands[3]));
816
 
817
    emit_insn (gen_shlqby_ti (op3_ti, op3_ti, GEN_INT (4)));
818
    emit_insn (gen_fmasf4 (operands[2],
819
                           operands[2], operands[4], operands[3]));
820
 
821
    emit_insn (gen_shlqby_ti (op3_ti, op3_ti, GEN_INT (4)));
822
    emit_insn (gen_fmasf4 (operands[0],
823
                           operands[2], operands[4], operands[3]));
824
    DONE;
825
  })
826
 
827
;; Do (double)(operands[1]+0x80000000u)-(double)0x80000000
828
(define_expand "floatsidf2"
829
  [(set (match_operand:DF 0 "register_operand" "")
830
        (float:DF (match_operand:SI 1 "register_operand" "")))]
831
  ""
832
  {
833
    rtx c0 = gen_reg_rtx (SImode);
834
    rtx c1 = gen_reg_rtx (DFmode);
835
    rtx r0 = gen_reg_rtx (SImode);
836
    rtx r1 = gen_reg_rtx (DFmode);
837
 
838
    emit_move_insn (c0, GEN_INT (-0x80000000ll));
839
    emit_move_insn (c1, spu_float_const ("2147483648", DFmode));
840
    emit_insn (gen_xorsi3 (r0, operands[1], c0));
841
    emit_insn (gen_floatunssidf2 (r1, r0));
842
    emit_insn (gen_subdf3 (operands[0], r1, c1));
843
    DONE;
844
  })
845
 
846
(define_expand "floatunssidf2"
847
  [(set (match_operand:DF 0 "register_operand"  "=r")
848
        (unsigned_float:DF (match_operand:SI 1 "register_operand"   "r")))]
849
  ""
850
  "{
851
    rtx value, insns;
852
    rtx c0 = spu_const_from_ints (V16QImode, 0x02031011, 0x12138080,
853
                                             0x06071415, 0x16178080);
854
    rtx r0 = gen_reg_rtx (V16QImode);
855
 
856
    if (optimize_size)
857
    {
858
       start_sequence ();
859
       value =
860
         emit_library_call_value (convert_optab_libfunc (ufloat_optab,
861
                                                         DFmode, SImode),
862
                   NULL_RTX, LCT_NORMAL, DFmode, 1, operands[1], SImode);
863
       insns = get_insns ();
864
       end_sequence ();
865
       emit_libcall_block (insns, operands[0], value,
866
                           gen_rtx_UNSIGNED_FLOAT (DFmode, operands[1]));
867
     }
868
     else
869
     {
870
      emit_move_insn (r0, c0);
871
      emit_insn (gen_floatunssidf2_internal (operands[0], operands[1], r0));
872
     }
873
    DONE;
874
  }")
875
 
876
(define_insn_and_split "floatunssidf2_internal"
877
  [(set (match_operand:DF 0 "register_operand"  "=r")
878
        (unsigned_float:DF (match_operand:SI 1 "register_operand"   "r")))
879
   (use (match_operand:V16QI 2 "register_operand" "r"))
880
   (clobber (match_scratch:V4SI 3 "=&r"))
881
   (clobber (match_scratch:V4SI 4 "=&r"))
882
   (clobber (match_scratch:V4SI 5 "=&r"))
883
   (clobber (match_scratch:V4SI 6 "=&r"))]
884
  ""
885
  "clz\t%3,%1\;il\t%6,1023+31\;shl\t%4,%1,%3\;ceqi\t%5,%3,32\;sf\t%6,%3,%6\;a\t%4,%4,%4\;andc\t%6,%6,%5\;shufb\t%6,%6,%4,%2\;shlqbii\t%0,%6,4"
886
  "reload_completed"
887
  [(set (match_dup:DF 0)
888
        (unsigned_float:DF (match_dup:SI 1)))]
889
 "{
890
    rtx *ops = operands;
891
    rtx op1_v4si = gen_rtx_REG(V4SImode, REGNO(ops[1]));
892
    rtx op0_ti = gen_rtx_REG (TImode, REGNO (ops[0]));
893
    rtx op2_ti = gen_rtx_REG (TImode, REGNO (ops[2]));
894
    rtx op6_ti = gen_rtx_REG (TImode, REGNO (ops[6]));
895
    emit_insn (gen_clzv4si2 (ops[3],op1_v4si));
896
    emit_move_insn (ops[6], spu_const (V4SImode, 1023+31));
897
    emit_insn (gen_vashlv4si3 (ops[4],op1_v4si,ops[3]));
898
    emit_insn (gen_ceq_v4si (ops[5],ops[3],spu_const (V4SImode, 32)));
899
    emit_insn (gen_subv4si3 (ops[6],ops[6],ops[3]));
900
    emit_insn (gen_addv4si3 (ops[4],ops[4],ops[4]));
901
    emit_insn (gen_andc_v4si  (ops[6],ops[6],ops[5]));
902
    emit_insn (gen_shufb (ops[6],ops[6],ops[4],op2_ti));
903
    emit_insn (gen_shlqbi_ti (op0_ti,op6_ti,GEN_INT(4)));
904
    DONE;
905
  }"
906
 [(set_attr "length" "32")])
907
 
908
(define_expand "floatdidf2"
909
  [(set (match_operand:DF 0 "register_operand" "")
910
        (float:DF (match_operand:DI 1 "register_operand" "")))]
911
  ""
912
  {
913
    rtx c0 = gen_reg_rtx (DImode);
914
    rtx r0 = gen_reg_rtx (DImode);
915
    rtx r1 = gen_reg_rtx (DFmode);
916
    rtx r2 = gen_reg_rtx (DImode);
917
    rtx setneg = gen_reg_rtx (DImode);
918
    rtx isneg = gen_reg_rtx (SImode);
919
    rtx neg = gen_reg_rtx (DImode);
920
    rtx mask = gen_reg_rtx (DImode);
921
 
922
    emit_move_insn (c0, GEN_INT (0x8000000000000000ull));
923
 
924
    emit_insn (gen_negdi2 (neg, operands[1]));
925
    emit_insn (gen_cgt_di_m1 (isneg, operands[1]));
926
    emit_insn (gen_extend_compare (mask, isneg));
927
    emit_insn (gen_selb (r0, neg, operands[1], mask));
928
    emit_insn (gen_andc_di (setneg, c0, mask));
929
 
930
    emit_insn (gen_floatunsdidf2 (r1, r0));
931
 
932
    emit_insn (gen_iordi3 (r2, gen_rtx_SUBREG (DImode, r1, 0), setneg));
933
    emit_move_insn (operands[0], gen_rtx_SUBREG (DFmode, r2, 0));
934
    DONE;
935
  })
936
 
937
(define_expand "floatunsdidf2"
938
  [(set (match_operand:DF 0 "register_operand"  "=r")
939
        (unsigned_float:DF (match_operand:DI 1 "register_operand"   "r")))]
940
  ""
941
  "{
942
    rtx value, insns;
943
    rtx c0 = spu_const_from_ints (V16QImode, 0x02031011, 0x12138080,
944
                                             0x06071415, 0x16178080);
945
    rtx c1 = spu_const_from_ints (V4SImode, 1023+63, 1023+31, 0, 0);
946
    rtx r0 = gen_reg_rtx (V16QImode);
947
    rtx r1 = gen_reg_rtx (V4SImode);
948
 
949
    if (optimize_size)
950
    {
951
      start_sequence ();
952
      value =
953
         emit_library_call_value (convert_optab_libfunc (ufloat_optab,
954
                                                         DFmode, DImode),
955
                   NULL_RTX, LCT_NORMAL, DFmode, 1, operands[1], DImode);
956
      insns = get_insns ();
957
      end_sequence ();
958
      emit_libcall_block (insns, operands[0], value,
959
                          gen_rtx_UNSIGNED_FLOAT (DFmode, operands[1]));
960
    }
961
    else
962
    {
963
      emit_move_insn (r1, c1);
964
      emit_move_insn (r0, c0);
965
      emit_insn (gen_floatunsdidf2_internal (operands[0], operands[1], r0, r1));
966
    }
967
    DONE;
968
  }")
969
 
970
(define_insn_and_split "floatunsdidf2_internal"
971
  [(set (match_operand:DF 0 "register_operand"  "=r")
972
        (unsigned_float:DF (match_operand:DI 1 "register_operand"   "r")))
973
   (use (match_operand:V16QI 2 "register_operand" "r"))
974
   (use (match_operand:V4SI 3 "register_operand" "r"))
975
   (clobber (match_scratch:V4SI 4 "=&r"))
976
   (clobber (match_scratch:V4SI 5 "=&r"))
977
   (clobber (match_scratch:V4SI 6 "=&r"))]
978
  ""
979
  "clz\t%4,%1\;shl\t%5,%1,%4\;ceqi\t%6,%4,32\;sf\t%4,%4,%3\;a\t%5,%5,%5\;andc\t%4,%4,%6\;shufb\t%4,%4,%5,%2\;shlqbii\t%4,%4,4\;shlqbyi\t%5,%4,8\;dfa\t%0,%4,%5"
980
  "reload_completed"
981
  [(set (match_operand:DF 0 "register_operand"  "=r")
982
        (unsigned_float:DF (match_operand:DI 1 "register_operand"   "r")))]
983
  "{
984
    rtx *ops = operands;
985
    rtx op1_v4si = gen_rtx_REG (V4SImode, REGNO(ops[1]));
986
    rtx op2_ti = gen_rtx_REG (TImode, REGNO(ops[2]));
987
    rtx op4_ti = gen_rtx_REG (TImode, REGNO(ops[4]));
988
    rtx op5_ti = gen_rtx_REG (TImode, REGNO(ops[5]));
989
    rtx op4_df = gen_rtx_REG (DFmode, REGNO(ops[4]));
990
    rtx op5_df = gen_rtx_REG (DFmode, REGNO(ops[5]));
991
    emit_insn (gen_clzv4si2 (ops[4],op1_v4si));
992
    emit_insn (gen_vashlv4si3 (ops[5],op1_v4si,ops[4]));
993
    emit_insn (gen_ceq_v4si (ops[6],ops[4],spu_const (V4SImode, 32)));
994
    emit_insn (gen_subv4si3 (ops[4],ops[3],ops[4]));
995
    emit_insn (gen_addv4si3 (ops[5],ops[5],ops[5]));
996
    emit_insn (gen_andc_v4si (ops[4],ops[4],ops[6]));
997
    emit_insn (gen_shufb (ops[4],ops[4],ops[5],op2_ti));
998
    emit_insn (gen_shlqbi_ti (op4_ti,op4_ti,GEN_INT(4)));
999
    emit_insn (gen_shlqby_ti (op5_ti,op4_ti,GEN_INT(8)));
1000
    emit_insn (gen_adddf3 (ops[0],op4_df,op5_df));
1001
    DONE;
1002
  }"
1003
  [(set_attr "length" "40")])
1004
 
1005
 
1006
;; add
1007
 
1008
(define_expand "addv16qi3"
1009
  [(set (match_operand:V16QI 0 "spu_reg_operand" "=r")
1010
        (plus:V16QI (match_operand:V16QI 1 "spu_reg_operand" "r")
1011
                    (match_operand:V16QI 2 "spu_reg_operand" "r")))]
1012
  ""
1013
  "{
1014
    rtx res_short = simplify_gen_subreg (V8HImode, operands[0], V16QImode, 0);
1015
    rtx lhs_short = simplify_gen_subreg (V8HImode, operands[1], V16QImode, 0);
1016
    rtx rhs_short = simplify_gen_subreg (V8HImode, operands[2], V16QImode, 0);
1017
    rtx rhs_and = gen_reg_rtx (V8HImode);
1018
    rtx hi_char = gen_reg_rtx (V8HImode);
1019
    rtx lo_char = gen_reg_rtx (V8HImode);
1020
    rtx mask = gen_reg_rtx (V8HImode);
1021
 
1022
    emit_move_insn (mask, spu_const (V8HImode, 0x00ff));
1023
    emit_insn (gen_andv8hi3 (rhs_and, rhs_short, spu_const (V8HImode, 0xff00)));
1024
    emit_insn (gen_addv8hi3 (hi_char, lhs_short, rhs_and));
1025
    emit_insn (gen_addv8hi3 (lo_char, lhs_short, rhs_short));
1026
    emit_insn (gen_selb (res_short, hi_char, lo_char, mask));
1027
    DONE;
1028
   }")
1029
 
1030
(define_insn "add3"
1031
  [(set (match_operand:VHSI 0 "spu_reg_operand" "=r,r")
1032
        (plus:VHSI (match_operand:VHSI 1 "spu_reg_operand" "r,r")
1033
                   (match_operand:VHSI 2 "spu_arith_operand" "r,B")))]
1034
  ""
1035
  "@
1036
  a\t%0,%1,%2
1037
  ai\t%0,%1,%2")
1038
 
1039
(define_expand "add3"
1040
  [(set (match_dup:VDI 3)
1041
        (unspec:VDI [(match_operand:VDI 1 "spu_reg_operand" "")
1042
                     (match_operand:VDI 2 "spu_reg_operand" "")] UNSPEC_CG))
1043
   (set (match_dup:VDI 5)
1044
        (unspec:VDI [(match_dup 3)
1045
                     (match_dup 3)
1046
                     (match_dup:TI 4)] UNSPEC_SHUFB))
1047
   (set (match_operand:VDI 0 "spu_reg_operand" "")
1048
        (unspec:VDI [(match_dup 1)
1049
                     (match_dup 2)
1050
                     (match_dup 5)] UNSPEC_ADDX))]
1051
  ""
1052
  {
1053
    unsigned char pat[16] = {
1054
      0x04, 0x05, 0x06, 0x07,
1055
      0x80, 0x80, 0x80, 0x80,
1056
      0x0c, 0x0d, 0x0e, 0x0f,
1057
      0x80, 0x80, 0x80, 0x80
1058
    };
1059
    operands[3] = gen_reg_rtx (mode);
1060
    operands[4] = gen_reg_rtx (TImode);
1061
    operands[5] = gen_reg_rtx (mode);
1062
    emit_move_insn (operands[4], array_to_constant (TImode, pat));
1063
  })
1064
 
1065
(define_insn "cg_"
1066
  [(set (match_operand:CBOP 0 "spu_reg_operand" "=r")
1067
        (unspec:CBOP [(match_operand 1 "spu_reg_operand" "r")
1068
                      (match_operand 2 "spu_reg_operand" "r")] UNSPEC_CG))]
1069
  "operands"
1070
  "cg\t%0,%1,%2")
1071
 
1072
(define_insn "cgx_"
1073
  [(set (match_operand:CBOP 0 "spu_reg_operand" "=r")
1074
        (unspec:CBOP [(match_operand 1 "spu_reg_operand" "r")
1075
                      (match_operand 2 "spu_reg_operand" "r")
1076
                      (match_operand 3 "spu_reg_operand" "0")] UNSPEC_CGX))]
1077
  "operands"
1078
  "cgx\t%0,%1,%2")
1079
 
1080
(define_insn "addx_"
1081
  [(set (match_operand:CBOP 0 "spu_reg_operand" "=r")
1082
        (unspec:CBOP [(match_operand 1 "spu_reg_operand" "r")
1083
                      (match_operand 2 "spu_reg_operand" "r")
1084
                      (match_operand 3 "spu_reg_operand" "0")] UNSPEC_ADDX))]
1085
  "operands"
1086
  "addx\t%0,%1,%2")
1087
 
1088
 
1089
;; This is not the most efficient implementation of addti3.
1090
;; We include this here because 1) the compiler needs it to be
1091
;; defined as the word size is 128-bit and 2) sometimes gcc
1092
;; substitutes an add for a constant left-shift. 2) is unlikely
1093
;; because we also give addti3 a high cost. In case gcc does
1094
;; generate TImode add, here is the code to do it.
1095
;; operand 2 is a nonmemory because the compiler requires it.
1096
(define_insn "addti3"
1097
  [(set (match_operand:TI 0 "spu_reg_operand" "=&r")
1098
        (plus:TI (match_operand:TI 1 "spu_reg_operand" "r")
1099
                 (match_operand:TI 2 "spu_nonmem_operand" "r")))
1100
   (clobber (match_scratch:TI 3 "=&r"))]
1101
  ""
1102
  "cg\t%3,%1,%2\n\\
1103
   shlqbyi\t%3,%3,4\n\\
1104
   cgx\t%3,%1,%2\n\\
1105
   shlqbyi\t%3,%3,4\n\\
1106
   cgx\t%3,%1,%2\n\\
1107
   shlqbyi\t%0,%3,4\n\\
1108
   addx\t%0,%1,%2"
1109
  [(set_attr "type" "multi0")
1110
   (set_attr "length" "28")])
1111
 
1112
(define_insn "add3"
1113
  [(set (match_operand:VSF 0 "spu_reg_operand" "=r")
1114
        (plus:VSF (match_operand:VSF 1 "spu_reg_operand" "r")
1115
                  (match_operand:VSF 2 "spu_reg_operand" "r")))]
1116
  ""
1117
  "fa\t%0,%1,%2"
1118
  [(set_attr "type" "fp6")])
1119
 
1120
(define_insn "add3"
1121
  [(set (match_operand:VDF 0 "spu_reg_operand" "=r")
1122
        (plus:VDF (match_operand:VDF 1 "spu_reg_operand" "r")
1123
                  (match_operand:VDF 2 "spu_reg_operand" "r")))]
1124
  ""
1125
  "dfa\t%0,%1,%2"
1126
  [(set_attr "type" "fpd")])
1127
 
1128
 
1129
;; sub
1130
 
1131
(define_expand "subv16qi3"
1132
  [(set (match_operand:V16QI 0 "spu_reg_operand" "=r")
1133
        (minus:V16QI (match_operand:V16QI 1 "spu_reg_operand" "r")
1134
                     (match_operand:V16QI 2 "spu_reg_operand" "r")))]
1135
  ""
1136
  "{
1137
    rtx res_short = simplify_gen_subreg (V8HImode, operands[0], V16QImode, 0);
1138
    rtx lhs_short = simplify_gen_subreg (V8HImode, operands[1], V16QImode, 0);
1139
    rtx rhs_short = simplify_gen_subreg (V8HImode, operands[2], V16QImode, 0);
1140
    rtx rhs_and = gen_reg_rtx (V8HImode);
1141
    rtx hi_char = gen_reg_rtx (V8HImode);
1142
    rtx lo_char = gen_reg_rtx (V8HImode);
1143
    rtx mask = gen_reg_rtx (V8HImode);
1144
 
1145
    emit_move_insn (mask, spu_const (V8HImode, 0x00ff));
1146
    emit_insn (gen_andv8hi3 (rhs_and, rhs_short, spu_const (V8HImode, 0xff00)));
1147
    emit_insn (gen_subv8hi3 (hi_char, lhs_short, rhs_and));
1148
    emit_insn (gen_subv8hi3 (lo_char, lhs_short, rhs_short));
1149
    emit_insn (gen_selb (res_short, hi_char, lo_char, mask));
1150
    DONE;
1151
   }")
1152
 
1153
(define_insn "sub3"
1154
  [(set (match_operand:VHSI 0 "spu_reg_operand" "=r,r")
1155
        (minus:VHSI (match_operand:VHSI 1 "spu_arith_operand" "r,B")
1156
                    (match_operand:VHSI 2 "spu_reg_operand" "r,r")))]
1157
  ""
1158
  "@
1159
  sf\t%0,%2,%1
1160
  sfi\t%0,%2,%1")
1161
 
1162
(define_expand "sub3"
1163
  [(set (match_dup:VDI 3)
1164
        (unspec:VDI [(match_operand:VDI 1 "spu_reg_operand" "")
1165
                     (match_operand:VDI 2 "spu_reg_operand" "")] UNSPEC_BG))
1166
   (set (match_dup:VDI 5)
1167
        (unspec:VDI [(match_dup 3)
1168
                     (match_dup 3)
1169
                     (match_dup:TI 4)] UNSPEC_SHUFB))
1170
   (set (match_operand:VDI 0 "spu_reg_operand" "")
1171
        (unspec:VDI [(match_dup 1)
1172
                     (match_dup 2)
1173
                     (match_dup 5)] UNSPEC_SFX))]
1174
  ""
1175
  {
1176
    unsigned char pat[16] = {
1177
      0x04, 0x05, 0x06, 0x07,
1178
      0xc0, 0xc0, 0xc0, 0xc0,
1179
      0x0c, 0x0d, 0x0e, 0x0f,
1180
      0xc0, 0xc0, 0xc0, 0xc0
1181
    };
1182
    operands[3] = gen_reg_rtx (mode);
1183
    operands[4] = gen_reg_rtx (TImode);
1184
    operands[5] = gen_reg_rtx (mode);
1185
    emit_move_insn (operands[4], array_to_constant (TImode, pat));
1186
  })
1187
 
1188
(define_insn "bg_"
1189
  [(set (match_operand:CBOP 0 "spu_reg_operand" "=r")
1190
        (unspec:CBOP [(match_operand 1 "spu_reg_operand" "r")
1191
                      (match_operand 2 "spu_reg_operand" "r")] UNSPEC_BG))]
1192
  "operands"
1193
  "bg\t%0,%2,%1")
1194
 
1195
(define_insn "bgx_"
1196
  [(set (match_operand:CBOP 0 "spu_reg_operand" "=r")
1197
        (unspec:CBOP [(match_operand 1 "spu_reg_operand" "r")
1198
                      (match_operand 2 "spu_reg_operand" "r")
1199
                      (match_operand 3 "spu_reg_operand" "0")] UNSPEC_BGX))]
1200
  "operands"
1201
  "bgx\t%0,%2,%1")
1202
 
1203
(define_insn "sfx_"
1204
  [(set (match_operand:CBOP 0 "spu_reg_operand" "=r")
1205
        (unspec:CBOP [(match_operand 1 "spu_reg_operand" "r")
1206
                      (match_operand 2 "spu_reg_operand" "r")
1207
                      (match_operand 3 "spu_reg_operand" "0")] UNSPEC_SFX))]
1208
  "operands"
1209
  "sfx\t%0,%2,%1")
1210
 
1211
(define_insn "subti3"
1212
  [(set (match_operand:TI 0 "spu_reg_operand" "=r")
1213
        (minus:TI (match_operand:TI 1 "spu_reg_operand" "r")
1214
                  (match_operand:TI 2 "spu_reg_operand" "r")))
1215
   (clobber (match_scratch:TI 3 "=&r"))
1216
   (clobber (match_scratch:TI 4 "=&r"))
1217
   (clobber (match_scratch:TI 5 "=&r"))
1218
   (clobber (match_scratch:TI 6 "=&r"))]
1219
  ""
1220
  "il\t%6,1\n\\
1221
   bg\t%3,%2,%1\n\\
1222
   xor\t%3,%3,%6\n\\
1223
   sf\t%4,%2,%1\n\\
1224
   shlqbyi\t%5,%3,4\n\\
1225
   bg\t%3,%5,%4\n\\
1226
   xor\t%3,%3,%6\n\\
1227
   sf\t%4,%5,%4\n\\
1228
   shlqbyi\t%5,%3,4\n\\
1229
   bg\t%3,%5,%4\n\\
1230
   xor\t%3,%3,%6\n\\
1231
   sf\t%4,%5,%4\n\\
1232
   shlqbyi\t%5,%3,4\n\\
1233
   sf\t%0,%5,%4"
1234
  [(set_attr "type" "multi0")
1235
   (set_attr "length" "56")])
1236
 
1237
(define_insn "sub3"
1238
  [(set (match_operand:VSF 0 "spu_reg_operand" "=r")
1239
        (minus:VSF (match_operand:VSF 1 "spu_reg_operand" "r")
1240
                   (match_operand:VSF 2 "spu_reg_operand" "r")))]
1241
  ""
1242
  "fs\t%0,%1,%2"
1243
  [(set_attr "type" "fp6")])
1244
 
1245
(define_insn "sub3"
1246
  [(set (match_operand:VDF 0 "spu_reg_operand" "=r")
1247
        (minus:VDF (match_operand:VDF 1 "spu_reg_operand" "r")
1248
                   (match_operand:VDF 2 "spu_reg_operand" "r")))]
1249
  ""
1250
  "dfs\t%0,%1,%2"
1251
  [(set_attr "type" "fpd")])
1252
 
1253
 
1254
;; neg
1255
 
1256
(define_expand "negv16qi2"
1257
  [(set (match_operand:V16QI 0 "spu_reg_operand" "=r")
1258
        (neg:V16QI (match_operand:V16QI 1 "spu_reg_operand" "r")))]
1259
  ""
1260
  "{
1261
    rtx zero = gen_reg_rtx (V16QImode);
1262
    emit_move_insn (zero, CONST0_RTX (V16QImode));
1263
    emit_insn (gen_subv16qi3 (operands[0], zero, operands[1]));
1264
    DONE;
1265
   }")
1266
 
1267
(define_insn "neg2"
1268
  [(set (match_operand:VHSI 0 "spu_reg_operand" "=r")
1269
        (neg:VHSI (match_operand:VHSI 1 "spu_reg_operand" "r")))]
1270
  ""
1271
  "sfi\t%0,%1,0")
1272
 
1273
(define_expand "negdi2"
1274
  [(set (match_operand:DI 0 "spu_reg_operand" "")
1275
        (neg:DI (match_operand:DI 1 "spu_reg_operand" "")))]
1276
  ""
1277
  {
1278
    rtx zero = gen_reg_rtx(DImode);
1279
    emit_move_insn(zero, GEN_INT(0));
1280
    emit_insn (gen_subdi3(operands[0], zero, operands[1]));
1281
    DONE;
1282
  })
1283
 
1284
(define_expand "negti2"
1285
  [(set (match_operand:TI 0 "spu_reg_operand" "")
1286
        (neg:TI (match_operand:TI 1 "spu_reg_operand" "")))]
1287
  ""
1288
  {
1289
    rtx zero = gen_reg_rtx(TImode);
1290
    emit_move_insn(zero, GEN_INT(0));
1291
    emit_insn (gen_subti3(operands[0], zero, operands[1]));
1292
    DONE;
1293
  })
1294
 
1295
(define_expand "neg2"
1296
  [(parallel
1297
    [(set (match_operand:VSF 0 "spu_reg_operand" "")
1298
          (neg:VSF (match_operand:VSF 1 "spu_reg_operand" "")))
1299
     (use (match_dup 2))])]
1300
  ""
1301
  "operands[2] = gen_reg_rtx (mode);
1302
   emit_move_insn (operands[2], spu_const (mode, -0x80000000ull));")
1303
 
1304
(define_expand "neg2"
1305
  [(parallel
1306
    [(set (match_operand:VDF 0 "spu_reg_operand" "")
1307
          (neg:VDF (match_operand:VDF 1 "spu_reg_operand" "")))
1308
     (use (match_dup 2))])]
1309
  ""
1310
  "operands[2] = gen_reg_rtx (mode);
1311
   emit_move_insn (operands[2], spu_const (mode, -0x8000000000000000ull));")
1312
 
1313
(define_insn_and_split "_neg2"
1314
  [(set (match_operand:VSDF 0 "spu_reg_operand" "=r")
1315
        (neg:VSDF (match_operand:VSDF 1 "spu_reg_operand" "r")))
1316
   (use (match_operand: 2 "spu_reg_operand" "r"))]
1317
  ""
1318
  "#"
1319
  ""
1320
  [(set (match_dup: 3)
1321
        (xor: (match_dup: 4)
1322
                   (match_dup: 2)))]
1323
  {
1324
    operands[3] = spu_gen_subreg (mode, operands[0]);
1325
    operands[4] = spu_gen_subreg (mode, operands[1]);
1326
  })
1327
 
1328
 
1329
;; abs
1330
 
1331
(define_expand "abs2"
1332
  [(parallel
1333
    [(set (match_operand:VSF 0 "spu_reg_operand" "")
1334
          (abs:VSF (match_operand:VSF 1 "spu_reg_operand" "")))
1335
     (use (match_dup 2))])]
1336
  ""
1337
  "operands[2] = gen_reg_rtx (mode);
1338
   emit_move_insn (operands[2], spu_const (mode, 0x7fffffffull));")
1339
 
1340
(define_expand "abs2"
1341
  [(parallel
1342
    [(set (match_operand:VDF 0 "spu_reg_operand" "")
1343
          (abs:VDF (match_operand:VDF 1 "spu_reg_operand" "")))
1344
     (use (match_dup 2))])]
1345
  ""
1346
  "operands[2] = gen_reg_rtx (mode);
1347
   emit_move_insn (operands[2], spu_const (mode, 0x7fffffffffffffffull));")
1348
 
1349
(define_insn_and_split "_abs2"
1350
  [(set (match_operand:VSDF 0 "spu_reg_operand" "=r")
1351
        (abs:VSDF (match_operand:VSDF 1 "spu_reg_operand" "r")))
1352
   (use (match_operand: 2 "spu_reg_operand" "r"))]
1353
  ""
1354
  "#"
1355
  ""
1356
  [(set (match_dup: 3)
1357
        (and: (match_dup: 4)
1358
                   (match_dup: 2)))]
1359
  {
1360
    operands[3] = spu_gen_subreg (mode, operands[0]);
1361
    operands[4] = spu_gen_subreg (mode, operands[1]);
1362
  })
1363
 
1364
 
1365
;; mul
1366
 
1367
(define_insn "mulhi3"
1368
  [(set (match_operand:HI 0 "spu_reg_operand" "=r,r")
1369
        (mult:HI (match_operand:HI 1 "spu_reg_operand" "r,r")
1370
                 (match_operand:HI 2 "spu_arith_operand" "r,B")))]
1371
  ""
1372
  "@
1373
  mpy\t%0,%1,%2
1374
  mpyi\t%0,%1,%2"
1375
  [(set_attr "type" "fp7")])
1376
 
1377
(define_expand "mulv8hi3"
1378
  [(set (match_operand:V8HI 0 "spu_reg_operand" "")
1379
        (mult:V8HI (match_operand:V8HI 1 "spu_reg_operand" "")
1380
                   (match_operand:V8HI 2 "spu_reg_operand" "")))]
1381
  ""
1382
  "{
1383
    rtx result = simplify_gen_subreg (V4SImode, operands[0], V8HImode, 0);
1384
    rtx low = gen_reg_rtx (V4SImode);
1385
    rtx high = gen_reg_rtx (V4SImode);
1386
    rtx shift = gen_reg_rtx (V4SImode);
1387
    rtx mask = gen_reg_rtx (V4SImode);
1388
 
1389
    emit_move_insn (mask, spu_const (V4SImode, 0x0000ffff));
1390
    emit_insn (gen_spu_mpyhh (high, operands[1], operands[2]));
1391
    emit_insn (gen_spu_mpy (low, operands[1], operands[2]));
1392
    emit_insn (gen_vashlv4si3 (shift, high, spu_const(V4SImode, 16)));
1393
    emit_insn (gen_selb (result, shift, low, mask));
1394
    DONE;
1395
   }")
1396
 
1397
(define_expand "mul3"
1398
  [(parallel
1399
    [(set (match_operand:VSI 0 "spu_reg_operand" "")
1400
          (mult:VSI (match_operand:VSI 1 "spu_reg_operand" "")
1401
                    (match_operand:VSI 2 "spu_reg_operand" "")))
1402
     (clobber (match_dup:VSI 3))
1403
     (clobber (match_dup:VSI 4))
1404
     (clobber (match_dup:VSI 5))
1405
     (clobber (match_dup:VSI 6))])]
1406
  ""
1407
  {
1408
    operands[3] = gen_reg_rtx(mode);
1409
    operands[4] = gen_reg_rtx(mode);
1410
    operands[5] = gen_reg_rtx(mode);
1411
    operands[6] = gen_reg_rtx(mode);
1412
  })
1413
 
1414
(define_insn_and_split "_mulsi3"
1415
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
1416
        (mult:SI (match_operand:SI 1 "spu_reg_operand" "r")
1417
                 (match_operand:SI 2 "spu_arith_operand" "rK")))
1418
   (clobber (match_operand:SI 3 "spu_reg_operand" "=&r"))
1419
   (clobber (match_operand:SI 4 "spu_reg_operand" "=&r"))
1420
   (clobber (match_operand:SI 5 "spu_reg_operand" "=&r"))
1421
   (clobber (match_operand:SI 6 "spu_reg_operand" "=&r"))]
1422
  ""
1423
  "#"
1424
  ""
1425
  [(set (match_dup:SI 0)
1426
        (mult:SI (match_dup:SI 1)
1427
                 (match_dup:SI 2)))]
1428
  {
1429
    HOST_WIDE_INT val = 0;
1430
    rtx a = operands[3];
1431
    rtx b = operands[4];
1432
    rtx c = operands[5];
1433
    rtx d = operands[6];
1434
    if (GET_CODE(operands[2]) == CONST_INT)
1435
      {
1436
        val = INTVAL(operands[2]);
1437
        emit_move_insn(d, operands[2]);
1438
        operands[2] = d;
1439
      }
1440
    if (val && (val & 0xffff) == 0)
1441
      {
1442
        emit_insn (gen_mpyh_si(operands[0], operands[2], operands[1]));
1443
      }
1444
    else if (val > 0 && val < 0x10000)
1445
      {
1446
        rtx cst = satisfies_constraint_K (GEN_INT (val)) ? GEN_INT(val) : d;
1447
        emit_insn (gen_mpyh_si(a, operands[1], operands[2]));
1448
        emit_insn (gen_mpyu_si(c, operands[1], cst));
1449
        emit_insn (gen_addsi3(operands[0], a, c));
1450
      }
1451
    else
1452
      {
1453
        emit_insn (gen_mpyh_si(a, operands[1], operands[2]));
1454
        emit_insn (gen_mpyh_si(b, operands[2], operands[1]));
1455
        emit_insn (gen_mpyu_si(c, operands[1], operands[2]));
1456
        emit_insn (gen_addsi3(d, a, b));
1457
        emit_insn (gen_addsi3(operands[0], d, c));
1458
      }
1459
    DONE;
1460
   })
1461
 
1462
(define_insn_and_split "_mulv4si3"
1463
  [(set (match_operand:V4SI 0 "spu_reg_operand" "=r")
1464
        (mult:V4SI (match_operand:V4SI 1 "spu_reg_operand" "r")
1465
                   (match_operand:V4SI 2 "spu_reg_operand" "r")))
1466
   (clobber (match_operand:V4SI 3 "spu_reg_operand" "=&r"))
1467
   (clobber (match_operand:V4SI 4 "spu_reg_operand" "=&r"))
1468
   (clobber (match_operand:V4SI 5 "spu_reg_operand" "=&r"))
1469
   (clobber (match_operand:V4SI 6 "spu_reg_operand" "=&r"))]
1470
  ""
1471
  "#"
1472
  ""
1473
  [(set (match_dup:V4SI 0)
1474
        (mult:V4SI (match_dup:V4SI 1)
1475
                   (match_dup:V4SI 2)))]
1476
  {
1477
    rtx a = operands[3];
1478
    rtx b = operands[4];
1479
    rtx c = operands[5];
1480
    rtx d = operands[6];
1481
    rtx op1 = simplify_gen_subreg (V8HImode, operands[1], V4SImode, 0);
1482
    rtx op2 = simplify_gen_subreg (V8HImode, operands[2], V4SImode, 0);
1483
    emit_insn (gen_spu_mpyh(a, op1, op2));
1484
    emit_insn (gen_spu_mpyh(b, op2, op1));
1485
    emit_insn (gen_spu_mpyu(c, op1, op2));
1486
    emit_insn (gen_addv4si3(d, a, b));
1487
    emit_insn (gen_addv4si3(operands[0], d, c));
1488
    DONE;
1489
   })
1490
 
1491
(define_insn "mulhisi3"
1492
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
1493
        (mult:SI (sign_extend:SI (match_operand:HI 1 "spu_reg_operand" "r"))
1494
                 (sign_extend:SI (match_operand:HI 2 "spu_reg_operand" "r"))))]
1495
  ""
1496
  "mpy\t%0,%1,%2"
1497
  [(set_attr "type" "fp7")])
1498
 
1499
(define_insn "mulhisi3_imm"
1500
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
1501
        (mult:SI (sign_extend:SI (match_operand:HI 1 "spu_reg_operand" "r"))
1502
                 (match_operand:SI 2 "imm_K_operand" "K")))]
1503
  ""
1504
  "mpyi\t%0,%1,%2"
1505
  [(set_attr "type" "fp7")])
1506
 
1507
(define_insn "umulhisi3"
1508
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
1509
        (mult:SI (zero_extend:SI (match_operand:HI 1 "spu_reg_operand" "r"))
1510
                 (zero_extend:SI (match_operand:HI 2 "spu_reg_operand" "r"))))]
1511
  ""
1512
  "mpyu\t%0,%1,%2"
1513
  [(set_attr "type" "fp7")])
1514
 
1515
(define_insn "umulhisi3_imm"
1516
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
1517
        (mult:SI (zero_extend:SI (match_operand:HI 1 "spu_reg_operand" "r"))
1518
                 (and:SI (match_operand:SI 2 "imm_K_operand" "K") (const_int 65535))))]
1519
  ""
1520
  "mpyui\t%0,%1,%2"
1521
  [(set_attr "type" "fp7")])
1522
 
1523
(define_insn "mpyu_si"
1524
  [(set (match_operand:SI 0 "spu_reg_operand" "=r,r")
1525
        (mult:SI (and:SI (match_operand:SI 1 "spu_reg_operand" "r,r")
1526
                         (const_int 65535))
1527
                 (and:SI (match_operand:SI 2 "spu_arith_operand" "r,K")
1528
                         (const_int 65535))))]
1529
  ""
1530
  "@
1531
   mpyu\t%0,%1,%2
1532
   mpyui\t%0,%1,%2"
1533
  [(set_attr "type" "fp7")])
1534
 
1535
;; This isn't always profitable to use.  Consider r = a * b + c * d.
1536
;; It's faster to do the multiplies in parallel then add them.  If we
1537
;; merge a multiply and add it prevents the multiplies from happening in
1538
;; parallel.
1539
(define_insn "mpya_si"
1540
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
1541
        (plus:SI (mult:SI (sign_extend:SI (match_operand:HI 1 "spu_reg_operand" "r"))
1542
                          (sign_extend:SI (match_operand:HI 2 "spu_reg_operand" "r")))
1543
                 (match_operand:SI 3 "spu_reg_operand" "r")))]
1544
  "0"
1545
  "mpya\t%0,%1,%2,%3"
1546
  [(set_attr "type" "fp7")])
1547
 
1548
(define_insn "mpyh_si"
1549
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
1550
        (mult:SI (and:SI (match_operand:SI 1 "spu_reg_operand" "r")
1551
                         (const_int -65536))
1552
                 (and:SI (match_operand:SI 2 "spu_reg_operand" "r")
1553
                         (const_int 65535))))]
1554
  ""
1555
  "mpyh\t%0,%1,%2"
1556
  [(set_attr "type" "fp7")])
1557
 
1558
(define_insn "mpys_si"
1559
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
1560
        (ashiftrt:SI
1561
            (mult:SI (sign_extend:SI (match_operand:HI 1 "spu_reg_operand" "r"))
1562
                     (sign_extend:SI (match_operand:HI 2 "spu_reg_operand" "r")))
1563
            (const_int 16)))]
1564
  ""
1565
  "mpys\t%0,%1,%2"
1566
  [(set_attr "type" "fp7")])
1567
 
1568
(define_insn "mpyhh_si"
1569
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
1570
        (mult:SI (ashiftrt:SI (match_operand:SI 1 "spu_reg_operand" "r")
1571
                              (const_int 16))
1572
                 (ashiftrt:SI (match_operand:SI 2 "spu_reg_operand" "r")
1573
                              (const_int 16))))]
1574
  ""
1575
  "mpyhh\t%0,%1,%2"
1576
  [(set_attr "type" "fp7")])
1577
 
1578
(define_insn "mpyhhu_si"
1579
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
1580
        (mult:SI (lshiftrt:SI (match_operand:SI 1 "spu_reg_operand" "r")
1581
                              (const_int 16))
1582
                 (lshiftrt:SI (match_operand:SI 2 "spu_reg_operand" "r")
1583
                              (const_int 16))))]
1584
  ""
1585
  "mpyhhu\t%0,%1,%2"
1586
  [(set_attr "type" "fp7")])
1587
 
1588
(define_insn "mpyhha_si"
1589
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
1590
        (plus:SI (mult:SI (ashiftrt:SI (match_operand:SI 1 "spu_reg_operand" "r")
1591
                                       (const_int 16))
1592
                          (ashiftrt:SI (match_operand:SI 2 "spu_reg_operand" "r")
1593
                                       (const_int 16)))
1594
                 (match_operand:SI 3 "spu_reg_operand" "0")))]
1595
  "0"
1596
  "mpyhha\t%0,%1,%2"
1597
  [(set_attr "type" "fp7")])
1598
 
1599
(define_insn "mul3"
1600
  [(set (match_operand:VSDF 0 "spu_reg_operand" "=r")
1601
        (mult:VSDF (match_operand:VSDF 1 "spu_reg_operand" "r")
1602
                   (match_operand:VSDF 2 "spu_reg_operand" "r")))]
1603
  ""
1604
  "fm\t%0,%1,%2"
1605
  [(set_attr "type" "fp")])
1606
 
1607
(define_insn "fma4"
1608
  [(set (match_operand:VSF 0 "spu_reg_operand" "=r")
1609
        (fma:VSF (match_operand:VSF 1 "spu_reg_operand" "r")
1610
                 (match_operand:VSF 2 "spu_reg_operand" "r")
1611
                 (match_operand:VSF 3 "spu_reg_operand" "r")))]
1612
  ""
1613
  "fma\t%0,%1,%2,%3"
1614
  [(set_attr "type"     "fp6")])
1615
 
1616
;; ??? The official description is (c - a*b), which is exactly (-a*b + c).
1617
;; Note that this doesn't match the dfnms description.  Incorrect?
1618
(define_insn "fnma4"
1619
  [(set (match_operand:VSF 0 "spu_reg_operand" "=r")
1620
        (fma:VSF
1621
          (neg:VSF (match_operand:VSF 1 "spu_reg_operand" "r"))
1622
          (match_operand:VSF 2 "spu_reg_operand" "r")
1623
          (match_operand:VSF 3 "spu_reg_operand" "r")))]
1624
  ""
1625
  "fnms\t%0,%1,%2,%3"
1626
  [(set_attr "type" "fp6")])
1627
 
1628
(define_insn "fms4"
1629
  [(set (match_operand:VSF 0 "spu_reg_operand" "=r")
1630
        (fma:VSF
1631
          (match_operand:VSF 1 "spu_reg_operand" "r")
1632
          (match_operand:VSF 2 "spu_reg_operand" "r")
1633
          (neg:VSF (match_operand:VSF 3 "spu_reg_operand" "r"))))]
1634
  ""
1635
  "fms\t%0,%1,%2,%3"
1636
  [(set_attr "type" "fp6")])
1637
 
1638
(define_insn "fma4"
1639
  [(set (match_operand:VDF 0 "spu_reg_operand" "=r")
1640
        (fma:VDF (match_operand:VDF 1 "spu_reg_operand" "r")
1641
                 (match_operand:VDF 2 "spu_reg_operand" "r")
1642
                 (match_operand:VDF 3 "spu_reg_operand" "0")))]
1643
  ""
1644
  "dfma\t%0,%1,%2"
1645
  [(set_attr "type"     "fpd")])
1646
 
1647
(define_insn "fms4"
1648
  [(set (match_operand:VDF 0 "spu_reg_operand" "=r")
1649
        (fma:VDF
1650
          (match_operand:VDF 1 "spu_reg_operand" "r")
1651
          (match_operand:VDF 2 "spu_reg_operand" "r")
1652
          (neg:VDF (match_operand:VDF 3 "spu_reg_operand" "0"))))]
1653
  ""
1654
  "dfms\t%0,%1,%2"
1655
  [(set_attr "type" "fpd")])
1656
 
1657
(define_insn "nfma4"
1658
  [(set (match_operand:VDF 0 "spu_reg_operand" "=r")
1659
        (neg:VDF
1660
          (fma:VDF (match_operand:VDF 1 "spu_reg_operand" "r")
1661
                   (match_operand:VDF 2 "spu_reg_operand" "r")
1662
                   (match_operand:VDF 3 "spu_reg_operand" "0"))))]
1663
  ""
1664
  "dfnma\t%0,%1,%2"
1665
  [(set_attr "type"     "fpd")])
1666
 
1667
(define_insn "nfms4"
1668
  [(set (match_operand:VDF 0 "spu_reg_operand" "=r")
1669
        (neg:VDF
1670
          (fma:VDF
1671
            (match_operand:VDF 1 "spu_reg_operand" "r")
1672
            (match_operand:VDF 2 "spu_reg_operand" "r")
1673
            (neg:VDF (match_operand:VDF 3 "spu_reg_operand" "0")))))]
1674
  ""
1675
  "dfnms\t%0,%1,%2"
1676
  [(set_attr "type" "fpd")])
1677
 
1678
;; If signed zeros are ignored, -(a * b - c) = -a * b + c.
1679
(define_expand "fnma4"
1680
  [(set (match_operand:VDF 0 "spu_reg_operand" "")
1681
        (neg:VDF
1682
          (fma:VDF
1683
            (match_operand:VDF 1 "spu_reg_operand" "")
1684
            (match_operand:VDF 2 "spu_reg_operand" "")
1685
            (neg:VDF (match_operand:VDF 3 "spu_reg_operand" "")))))]
1686
  "!HONOR_SIGNED_ZEROS (mode)"
1687
  "")
1688
 
1689
;; If signed zeros are ignored, -(a * b + c) = -a * b - c.
1690
(define_expand "fnms4"
1691
  [(set (match_operand:VDF 0 "register_operand" "")
1692
        (neg:VDF
1693
          (fma:VDF
1694
            (match_operand:VDF 1 "register_operand" "")
1695
            (match_operand:VDF 2 "register_operand" "")
1696
            (match_operand:VDF 3 "register_operand" ""))))]
1697
  "!HONOR_SIGNED_ZEROS (mode)"
1698
  "")
1699
 
1700
;; mul highpart, used for divide by constant optimizations.
1701
 
1702
(define_expand "smulsi3_highpart"
1703
  [(set (match_operand:SI 0 "register_operand" "")
1704
        (truncate:SI
1705
          (ashiftrt:DI
1706
            (mult:DI (sign_extend:DI (match_operand:SI 1 "register_operand" ""))
1707
                     (sign_extend:DI (match_operand:SI 2 "register_operand" "")))
1708
            (const_int 32))))]
1709
  ""
1710
  {
1711
    rtx t0 = gen_reg_rtx (SImode);
1712
    rtx t1 = gen_reg_rtx (SImode);
1713
    rtx t2 = gen_reg_rtx (SImode);
1714
    rtx t3 = gen_reg_rtx (SImode);
1715
    rtx t4 = gen_reg_rtx (SImode);
1716
    rtx t5 = gen_reg_rtx (SImode);
1717
    rtx t6 = gen_reg_rtx (SImode);
1718
    rtx t7 = gen_reg_rtx (SImode);
1719
    rtx t8 = gen_reg_rtx (SImode);
1720
    rtx t9 = gen_reg_rtx (SImode);
1721
    rtx t11 = gen_reg_rtx (SImode);
1722
    rtx t12 = gen_reg_rtx (SImode);
1723
    rtx t14 = gen_reg_rtx (SImode);
1724
    rtx t15 = gen_reg_rtx (HImode);
1725
    rtx t16 = gen_reg_rtx (HImode);
1726
    rtx t17 = gen_reg_rtx (HImode);
1727
    rtx t18 = gen_reg_rtx (HImode);
1728
    rtx t19 = gen_reg_rtx (SImode);
1729
    rtx t20 = gen_reg_rtx (SImode);
1730
    rtx t21 = gen_reg_rtx (SImode);
1731
    rtx op1_hi = gen_rtx_SUBREG (HImode, operands[1], 2);
1732
    rtx op2_hi = gen_rtx_SUBREG (HImode, operands[2], 2);
1733
    rtx t0_hi = gen_rtx_SUBREG (HImode, t0, 2);
1734
    rtx t1_hi = gen_rtx_SUBREG (HImode, t1, 2);
1735
 
1736
    rtx insn = emit_insn (gen_lshrsi3 (t0, operands[1], GEN_INT (16)));
1737
    emit_insn (gen_lshrsi3 (t1, operands[2], GEN_INT (16)));
1738
    emit_insn (gen_umulhisi3 (t2, op1_hi, op2_hi));
1739
    emit_insn (gen_mpyh_si (t3, operands[1], operands[2]));
1740
    emit_insn (gen_mpyh_si (t4, operands[2], operands[1]));
1741
    emit_insn (gen_mpyhh_si (t5, operands[1], operands[2]));
1742
    emit_insn (gen_mpys_si (t6, t0_hi, op2_hi));
1743
    emit_insn (gen_mpys_si (t7, t1_hi, op1_hi));
1744
 
1745
    /* Gen carry bits (in t9 and t11). */
1746
    emit_insn (gen_addsi3 (t8, t2, t3));
1747
    emit_insn (gen_cg_si (t9, t2, t3));
1748
    emit_insn (gen_cg_si (t11, t8, t4));
1749
 
1750
    /* Gen high 32 bits in operand[0].  Correct for mpys. */
1751
    emit_insn (gen_addx_si (t12, t5, t6, t9));
1752
    emit_insn (gen_addx_si (t14, t12, t7, t11));
1753
 
1754
    /* mpys treats both operands as signed when we really want it to treat
1755
       the first operand as signed and the second operand as unsigned.
1756
       The code below corrects for that difference.  */
1757
    emit_insn (gen_cgt_hi (t15, op1_hi, GEN_INT (-1)));
1758
    emit_insn (gen_cgt_hi (t16, op2_hi, GEN_INT (-1)));
1759
    emit_insn (gen_andc_hi (t17, t1_hi, t15));
1760
    emit_insn (gen_andc_hi (t18, t0_hi, t16));
1761
    emit_insn (gen_extendhisi2 (t19, t17));
1762
    emit_insn (gen_extendhisi2 (t20, t18));
1763
    emit_insn (gen_addsi3 (t21, t19, t20));
1764
    emit_insn (gen_addsi3 (operands[0], t14, t21));
1765
    unshare_all_rtl_in_chain (insn);
1766
    DONE;
1767
  })
1768
 
1769
(define_expand "umulsi3_highpart"
1770
  [(set (match_operand:SI 0 "register_operand" "")
1771
        (truncate:SI
1772
          (ashiftrt:DI
1773
            (mult:DI (zero_extend:DI (match_operand:SI 1 "register_operand" ""))
1774
                     (zero_extend:DI (match_operand:SI 2 "register_operand" "")))
1775
            (const_int 32))))]
1776
  ""
1777
 
1778
  {
1779
    rtx t0 = gen_reg_rtx (SImode);
1780
    rtx t1 = gen_reg_rtx (SImode);
1781
    rtx t2 = gen_reg_rtx (SImode);
1782
    rtx t3 = gen_reg_rtx (SImode);
1783
    rtx t4 = gen_reg_rtx (SImode);
1784
    rtx t5 = gen_reg_rtx (SImode);
1785
    rtx t6 = gen_reg_rtx (SImode);
1786
    rtx t7 = gen_reg_rtx (SImode);
1787
    rtx t8 = gen_reg_rtx (SImode);
1788
    rtx t9 = gen_reg_rtx (SImode);
1789
    rtx t10 = gen_reg_rtx (SImode);
1790
    rtx t12 = gen_reg_rtx (SImode);
1791
    rtx t13 = gen_reg_rtx (SImode);
1792
    rtx t14 = gen_reg_rtx (SImode);
1793
    rtx op1_hi = gen_rtx_SUBREG (HImode, operands[1], 2);
1794
    rtx op2_hi = gen_rtx_SUBREG (HImode, operands[2], 2);
1795
    rtx t0_hi = gen_rtx_SUBREG (HImode, t0, 2);
1796
 
1797
    rtx insn = emit_insn (gen_rotlsi3 (t0, operands[2], GEN_INT (16)));
1798
    emit_insn (gen_umulhisi3 (t1, op1_hi, op2_hi));
1799
    emit_insn (gen_umulhisi3 (t2, op1_hi, t0_hi));
1800
    emit_insn (gen_mpyhhu_si (t3, operands[1], t0));
1801
    emit_insn (gen_mpyhhu_si (t4, operands[1], operands[2]));
1802
    emit_insn (gen_ashlsi3 (t5, t2, GEN_INT (16)));
1803
    emit_insn (gen_ashlsi3 (t6, t3, GEN_INT (16)));
1804
    emit_insn (gen_lshrsi3 (t7, t2, GEN_INT (16)));
1805
    emit_insn (gen_lshrsi3 (t8, t3, GEN_INT (16)));
1806
 
1807
    /* Gen carry bits (in t10 and t12). */
1808
    emit_insn (gen_addsi3 (t9, t1, t5));
1809
    emit_insn (gen_cg_si (t10, t1, t5));
1810
    emit_insn (gen_cg_si (t12, t9, t6));
1811
 
1812
    /* Gen high 32 bits in operand[0]. */
1813
    emit_insn (gen_addx_si (t13, t4, t7, t10));
1814
    emit_insn (gen_addx_si (t14, t13, t8, t12));
1815
    emit_insn (gen_movsi (operands[0], t14));
1816
    unshare_all_rtl_in_chain (insn);
1817
 
1818
    DONE;
1819
  })
1820
 
1821
;; div
1822
 
1823
;; Not necessarily the best implementation of divide but faster then
1824
;; the default that gcc provides because this is inlined and it uses
1825
;; clz.
1826
(define_insn "divmodsi4"
1827
      [(set (match_operand:SI 0 "spu_reg_operand" "=&r")
1828
            (div:SI (match_operand:SI 1 "spu_reg_operand" "r")
1829
                    (match_operand:SI 2 "spu_reg_operand" "r")))
1830
       (set (match_operand:SI 3 "spu_reg_operand" "=&r")
1831
            (mod:SI (match_dup 1)
1832
                    (match_dup 2)))
1833
       (clobber (match_scratch:SI 4 "=&r"))
1834
       (clobber (match_scratch:SI 5 "=&r"))
1835
       (clobber (match_scratch:SI 6 "=&r"))
1836
       (clobber (match_scratch:SI 7 "=&r"))
1837
       (clobber (match_scratch:SI 8 "=&r"))
1838
       (clobber (match_scratch:SI 9 "=&r"))
1839
       (clobber (match_scratch:SI 10 "=&r"))
1840
       (clobber (match_scratch:SI 11 "=&r"))
1841
       (clobber (match_scratch:SI 12 "=&r"))
1842
       (clobber (reg:SI 130))]
1843
  ""
1844
  "heqi %2,0\\n\\
1845
        hbrr    3f,1f\\n\\
1846
        sfi     %8,%1,0\\n\\
1847
        sfi     %9,%2,0\\n\\
1848
        cgti    %10,%1,-1\\n\\
1849
        cgti    %11,%2,-1\\n\\
1850
        selb    %8,%8,%1,%10\\n\\
1851
        selb    %9,%9,%2,%11\\n\\
1852
        clz     %4,%8\\n\\
1853
        clz     %7,%9\\n\\
1854
        il      %5,1\\n\\
1855
        fsmbi   %0,0\\n\\
1856
        sf      %7,%4,%7\\n\\
1857
        shlqbyi %3,%8,0\\n\\
1858
        xor     %11,%10,%11\\n\\
1859
        shl     %5,%5,%7\\n\\
1860
        shl     %4,%9,%7\\n\\
1861
        lnop    \\n\\
1862
1:      or      %12,%0,%5\\n\\
1863
        rotqmbii        %5,%5,-1\\n\\
1864
        clgt    %6,%4,%3\\n\\
1865
        lnop    \\n\\
1866
        sf      %7,%4,%3\\n\\
1867
        rotqmbii        %4,%4,-1\\n\\
1868
        selb    %0,%12,%0,%6\\n\\
1869
        lnop    \\n\\
1870
        selb    %3,%7,%3,%6\\n\\
1871
3:      brnz    %5,1b\\n\\
1872
2:      sfi     %8,%3,0\\n\\
1873
        sfi     %9,%0,0\\n\\
1874
        selb    %3,%8,%3,%10\\n\\
1875
        selb    %0,%0,%9,%11"
1876
  [(set_attr "type" "multi0")
1877
   (set_attr "length" "128")])
1878
 
1879
(define_insn "udivmodsi4"
1880
      [(set (match_operand:SI 0 "spu_reg_operand" "=&r")
1881
            (udiv:SI (match_operand:SI 1 "spu_reg_operand" "r")
1882
                     (match_operand:SI 2 "spu_reg_operand" "r")))
1883
       (set (match_operand:SI 3 "spu_reg_operand" "=&r")
1884
            (umod:SI (match_dup 1)
1885
                     (match_dup 2)))
1886
       (clobber (match_scratch:SI 4 "=&r"))
1887
       (clobber (match_scratch:SI 5 "=&r"))
1888
       (clobber (match_scratch:SI 6 "=&r"))
1889
       (clobber (match_scratch:SI 7 "=&r"))
1890
       (clobber (match_scratch:SI 8 "=&r"))
1891
       (clobber (reg:SI 130))]
1892
  ""
1893
  "heqi %2,0\\n\\
1894
        hbrr    3f,1f\\n\\
1895
        clz     %7,%2\\n\\
1896
        clz     %4,%1\\n\\
1897
        il      %5,1\\n\\
1898
        fsmbi   %0,0\\n\\
1899
        sf      %7,%4,%7\\n\\
1900
        ori     %3,%1,0\\n\\
1901
        shl     %5,%5,%7\\n\\
1902
        shl     %4,%2,%7\\n\\
1903
1:      or      %8,%0,%5\\n\\
1904
        rotqmbii        %5,%5,-1\\n\\
1905
        clgt    %6,%4,%3\\n\\
1906
        lnop    \\n\\
1907
        sf      %7,%4,%3\\n\\
1908
        rotqmbii        %4,%4,-1\\n\\
1909
        selb    %0,%8,%0,%6\\n\\
1910
        lnop    \\n\\
1911
        selb    %3,%7,%3,%6\\n\\
1912
3:      brnz    %5,1b\\n\\
1913
2:"
1914
  [(set_attr "type" "multi0")
1915
   (set_attr "length" "80")])
1916
 
1917
(define_expand "div3"
1918
  [(parallel
1919
    [(set (match_operand:VSF 0 "spu_reg_operand" "")
1920
          (div:VSF (match_operand:VSF 1 "spu_reg_operand" "")
1921
                   (match_operand:VSF 2 "spu_reg_operand" "")))
1922
     (clobber (match_scratch:VSF 3 ""))
1923
     (clobber (match_scratch:VSF 4 ""))
1924
     (clobber (match_scratch:VSF 5 ""))])]
1925
  ""
1926
  "")
1927
 
1928
(define_insn_and_split "*div3_fast"
1929
  [(set (match_operand:VSF 0 "spu_reg_operand" "=r")
1930
        (div:VSF (match_operand:VSF 1 "spu_reg_operand" "r")
1931
                 (match_operand:VSF 2 "spu_reg_operand" "r")))
1932
   (clobber (match_scratch:VSF 3 "=&r"))
1933
   (clobber (match_scratch:VSF 4 "=&r"))
1934
   (clobber (scratch:VSF))]
1935
  "flag_unsafe_math_optimizations"
1936
  "#"
1937
  "reload_completed"
1938
  [(set (match_dup:VSF 0)
1939
        (div:VSF (match_dup:VSF 1)
1940
                 (match_dup:VSF 2)))
1941
   (clobber (match_dup:VSF 3))
1942
   (clobber (match_dup:VSF 4))
1943
   (clobber (scratch:VSF))]
1944
  {
1945
    emit_insn (gen_frest_(operands[3], operands[2]));
1946
    emit_insn (gen_fi_(operands[3], operands[2], operands[3]));
1947
    emit_insn (gen_mul3(operands[4], operands[1], operands[3]));
1948
    emit_insn (gen_fnma4(operands[0], operands[4], operands[2], operands[1]));
1949
    emit_insn (gen_fma4(operands[0], operands[0], operands[3], operands[4]));
1950
    DONE;
1951
  })
1952
 
1953
(define_insn_and_split "*div3_adjusted"
1954
  [(set (match_operand:VSF 0 "spu_reg_operand" "=r")
1955
        (div:VSF (match_operand:VSF 1 "spu_reg_operand" "r")
1956
                 (match_operand:VSF 2 "spu_reg_operand" "r")))
1957
   (clobber (match_scratch:VSF 3 "=&r"))
1958
   (clobber (match_scratch:VSF 4 "=&r"))
1959
   (clobber (match_scratch:VSF 5 "=&r"))]
1960
  "!flag_unsafe_math_optimizations"
1961
  "#"
1962
  "reload_completed"
1963
  [(set (match_dup:VSF 0)
1964
        (div:VSF (match_dup:VSF 1)
1965
                 (match_dup:VSF 2)))
1966
   (clobber (match_dup:VSF 3))
1967
   (clobber (match_dup:VSF 4))
1968
   (clobber (match_dup:VSF 5))]
1969
  {
1970
    emit_insn (gen_frest_ (operands[3], operands[2]));
1971
    emit_insn (gen_fi_ (operands[3], operands[2], operands[3]));
1972
    emit_insn (gen_mul3 (operands[4], operands[1], operands[3]));
1973
    emit_insn (gen_fnma4 (operands[5], operands[4], operands[2], operands[1]));
1974
    emit_insn (gen_fma4 (operands[3], operands[5], operands[3], operands[4]));
1975
 
1976
   /* Due to truncation error, the quotient result may be low by 1 ulp.
1977
      Conditionally add one if the estimate is too small in magnitude.  */
1978
 
1979
    emit_move_insn (gen_lowpart (mode, operands[4]),
1980
                    spu_const (mode, 0x80000000ULL));
1981
    emit_move_insn (gen_lowpart (mode, operands[5]),
1982
                    spu_const (mode, 0x3f800000ULL));
1983
    emit_insn (gen_selb (operands[5], operands[5], operands[1], operands[4]));
1984
 
1985
    emit_insn (gen_add3 (gen_lowpart (mode, operands[4]),
1986
                              gen_lowpart (mode, operands[3]),
1987
                              spu_const (mode, 1)));
1988
    emit_insn (gen_fnma4 (operands[0], operands[2], operands[4], operands[1]));
1989
    emit_insn (gen_mul3 (operands[0], operands[0], operands[5]));
1990
    emit_insn (gen_cgt_ (gen_lowpart (mode, operands[0]),
1991
                              gen_lowpart (mode, operands[0]),
1992
                              spu_const (mode, -1)));
1993
    emit_insn (gen_selb (operands[0], operands[3], operands[4], operands[0]));
1994
    DONE;
1995
  })
1996
 
1997
 
1998
;; sqrt
1999
 
2000
(define_insn_and_split "sqrtsf2"
2001
  [(set (match_operand:SF 0 "spu_reg_operand" "=r")
2002
        (sqrt:SF (match_operand:SF 1 "spu_reg_operand" "r")))
2003
   (clobber (match_scratch:SF 2 "=&r"))
2004
   (clobber (match_scratch:SF 3 "=&r"))
2005
   (clobber (match_scratch:SF 4 "=&r"))
2006
   (clobber (match_scratch:SF 5 "=&r"))]
2007
  ""
2008
  "#"
2009
  "reload_completed"
2010
  [(set (match_dup:SF 0)
2011
        (sqrt:SF (match_dup:SF 1)))
2012
   (clobber (match_dup:SF 2))
2013
   (clobber (match_dup:SF 3))
2014
   (clobber (match_dup:SF 4))
2015
   (clobber (match_dup:SF 5))]
2016
  {
2017
    emit_move_insn (operands[3],spu_float_const(\"0.5\",SFmode));
2018
    emit_move_insn (operands[4],spu_float_const(\"1.00000011920928955078125\",SFmode));
2019
    emit_insn (gen_frsqest_sf(operands[2],operands[1]));
2020
    emit_insn (gen_fi_sf(operands[2],operands[1],operands[2]));
2021
    emit_insn (gen_mulsf3(operands[5],operands[2],operands[1]));
2022
    emit_insn (gen_mulsf3(operands[3],operands[5],operands[3]));
2023
    emit_insn (gen_fnmasf4(operands[4],operands[2],operands[5],operands[4]));
2024
    emit_insn (gen_fmasf4(operands[0],operands[4],operands[3],operands[5]));
2025
    DONE;
2026
  })
2027
 
2028
(define_insn "frest_"
2029
  [(set (match_operand:VSF 0 "spu_reg_operand" "=r")
2030
        (unspec:VSF [(match_operand:VSF 1 "spu_reg_operand" "r")] UNSPEC_FREST))]
2031
  ""
2032
  "frest\t%0,%1"
2033
  [(set_attr "type" "shuf")])
2034
 
2035
(define_insn "frsqest_"
2036
  [(set (match_operand:VSF 0 "spu_reg_operand" "=r")
2037
        (unspec:VSF [(match_operand:VSF 1 "spu_reg_operand" "r")] UNSPEC_FRSQEST))]
2038
  ""
2039
  "frsqest\t%0,%1"
2040
  [(set_attr "type" "shuf")])
2041
 
2042
(define_insn "fi_"
2043
  [(set (match_operand:VSF 0 "spu_reg_operand" "=r")
2044
        (unspec:VSF [(match_operand:VSF 1 "spu_reg_operand" "r")
2045
                    (match_operand:VSF 2 "spu_reg_operand" "r")] UNSPEC_FI))]
2046
  ""
2047
  "fi\t%0,%1,%2"
2048
  [(set_attr "type" "fp7")])
2049
 
2050
 
2051
;; and
2052
 
2053
(define_insn "and3"
2054
  [(set (match_operand:MOV 0 "spu_reg_operand" "=r,r")
2055
        (and:MOV (match_operand:MOV 1 "spu_reg_operand" "r,r")
2056
                 (match_operand:MOV 2 "spu_logical_operand" "r,C")))]
2057
  ""
2058
  "@
2059
  and\t%0,%1,%2
2060
  and%j2i\t%0,%1,%J2")
2061
 
2062
(define_insn "anddi3"
2063
  [(set (match_operand:DI 0 "spu_reg_operand" "=r,r")
2064
        (and:DI (match_operand:DI 1 "spu_reg_operand" "r,r")
2065
                (match_operand:DI 2 "spu_logical_operand" "r,c")))]
2066
  ""
2067
  "@
2068
  and\t%0,%1,%2
2069
  and%k2i\t%0,%1,%K2")
2070
 
2071
(define_insn "andti3"
2072
  [(set (match_operand:TI 0 "spu_reg_operand" "=r,r")
2073
        (and:TI (match_operand:TI 1 "spu_reg_operand" "r,r")
2074
                (match_operand:TI 2 "spu_logical_operand" "r,Y")))]
2075
  ""
2076
  "@
2077
  and\t%0,%1,%2
2078
  and%m2i\t%0,%1,%L2")
2079
 
2080
(define_insn "andc_"
2081
  [(set (match_operand:ALL 0 "spu_reg_operand" "=r")
2082
        (and:ALL (not:ALL (match_operand:ALL 2 "spu_reg_operand" "r"))
2083
                 (match_operand:ALL 1 "spu_reg_operand" "r")))]
2084
  ""
2085
  "andc\t%0,%1,%2")
2086
 
2087
(define_insn "nand_"
2088
  [(set (match_operand:ALL 0 "spu_reg_operand" "=r")
2089
        (not:ALL (and:ALL (match_operand:ALL 2 "spu_reg_operand" "r")
2090
                          (match_operand:ALL 1 "spu_reg_operand" "r"))))]
2091
  ""
2092
  "nand\t%0,%1,%2")
2093
 
2094
 
2095
;; ior
2096
 
2097
(define_insn "ior3"
2098
  [(set (match_operand:MOV 0 "spu_reg_operand" "=r,r,r")
2099
        (ior:MOV (match_operand:MOV 1 "spu_reg_operand" "r,r,0")
2100
                 (match_operand:MOV 2 "spu_ior_operand" "r,C,D")))]
2101
  ""
2102
  "@
2103
  or\t%0,%1,%2
2104
  or%j2i\t%0,%1,%J2
2105
  iohl\t%0,%J2")
2106
 
2107
(define_insn "iordi3"
2108
  [(set (match_operand:DI 0 "spu_reg_operand" "=r,r,r")
2109
        (ior:DI (match_operand:DI 1 "spu_reg_operand" "r,r,0")
2110
                (match_operand:DI 2 "spu_ior_operand" "r,c,d")))]
2111
  ""
2112
  "@
2113
  or\t%0,%1,%2
2114
  or%k2i\t%0,%1,%K2
2115
  iohl\t%0,%K2")
2116
 
2117
(define_insn "iorti3"
2118
  [(set (match_operand:TI 0 "spu_reg_operand" "=r,r,r")
2119
        (ior:TI (match_operand:TI 1 "spu_reg_operand" "r,r,0")
2120
                (match_operand:TI 2 "spu_ior_operand" "r,Y,Z")))]
2121
  ""
2122
  "@
2123
  or\t%0,%1,%2
2124
  or%m2i\t%0,%1,%L2
2125
  iohl\t%0,%L2")
2126
 
2127
(define_insn "orc_"
2128
  [(set (match_operand:ALL 0 "spu_reg_operand" "=r")
2129
        (ior:ALL (not:ALL (match_operand:ALL 2 "spu_reg_operand" "r"))
2130
                 (match_operand:ALL 1 "spu_reg_operand" "r")))]
2131
  ""
2132
  "orc\t%0,%1,%2")
2133
 
2134
(define_insn "nor_"
2135
  [(set (match_operand:ALL 0 "spu_reg_operand" "=r")
2136
        (not:ALL (ior:ALL (match_operand:ALL 1 "spu_reg_operand" "r")
2137
                          (match_operand:ALL 2 "spu_reg_operand" "r"))))]
2138
  ""
2139
  "nor\t%0,%1,%2")
2140
 
2141
;; xor
2142
 
2143
(define_insn "xor3"
2144
  [(set (match_operand:MOV 0 "spu_reg_operand" "=r,r")
2145
        (xor:MOV (match_operand:MOV 1 "spu_reg_operand" "r,r")
2146
                 (match_operand:MOV 2 "spu_logical_operand" "r,B")))]
2147
  ""
2148
  "@
2149
  xor\t%0,%1,%2
2150
  xor%j2i\t%0,%1,%J2")
2151
 
2152
(define_insn "xordi3"
2153
  [(set (match_operand:DI 0 "spu_reg_operand" "=r,r")
2154
        (xor:DI (match_operand:DI 1 "spu_reg_operand" "r,r")
2155
                (match_operand:DI 2 "spu_logical_operand" "r,c")))]
2156
  ""
2157
  "@
2158
  xor\t%0,%1,%2
2159
  xor%k2i\t%0,%1,%K2")
2160
 
2161
(define_insn "xorti3"
2162
  [(set (match_operand:TI 0 "spu_reg_operand" "=r,r")
2163
        (xor:TI (match_operand:TI 1 "spu_reg_operand" "r,r")
2164
                (match_operand:TI 2 "spu_logical_operand" "r,Y")))]
2165
  ""
2166
  "@
2167
  xor\t%0,%1,%2
2168
  xor%m2i\t%0,%1,%L2")
2169
 
2170
(define_insn "eqv_"
2171
  [(set (match_operand:ALL 0 "spu_reg_operand" "=r")
2172
        (not:ALL (xor:ALL (match_operand:ALL 1 "spu_reg_operand" "r")
2173
                          (match_operand:ALL 2 "spu_reg_operand" "r"))))]
2174
  ""
2175
  "eqv\t%0,%1,%2")
2176
 
2177
;; one_cmpl
2178
 
2179
(define_insn "one_cmpl2"
2180
  [(set (match_operand:ALL 0 "spu_reg_operand" "=r")
2181
        (not:ALL (match_operand:ALL 1 "spu_reg_operand" "r")))]
2182
  ""
2183
  "nor\t%0,%1,%1")
2184
 
2185
 
2186
;; selb
2187
 
2188
(define_expand "selb"
2189
  [(set (match_operand 0 "spu_reg_operand" "")
2190
        (unspec [(match_operand 1 "spu_reg_operand" "")
2191
                 (match_operand 2 "spu_reg_operand" "")
2192
                 (match_operand 3 "spu_reg_operand" "")] UNSPEC_SELB))]
2193
  ""
2194
  {
2195
    rtx s = gen__selb (operands[0], operands[1], operands[2], operands[3]);
2196
    PUT_MODE (SET_SRC (s), GET_MODE (operands[0]));
2197
    emit_insn (s);
2198
    DONE;
2199
  })
2200
 
2201
;; This could be defined as a combination of logical operations, but at
2202
;; one time it caused a crash due to recursive expansion of rtl during CSE.
2203
(define_insn "_selb"
2204
  [(set (match_operand 0 "spu_reg_operand" "=r")
2205
        (unspec [(match_operand 1 "spu_reg_operand" "r")
2206
                 (match_operand 2 "spu_reg_operand" "r")
2207
                 (match_operand 3 "spu_reg_operand" "r")] UNSPEC_SELB))]
2208
  "GET_MODE(operands[0]) == GET_MODE(operands[1])
2209
   && GET_MODE(operands[1]) == GET_MODE(operands[2])"
2210
  "selb\t%0,%1,%2,%3")
2211
 
2212
 
2213
;; Misc. byte/bit operations
2214
;; clz/ctz/ffs/popcount/parity
2215
;; cntb/sumb
2216
 
2217
(define_insn "clz2"
2218
  [(set (match_operand:VSI 0 "spu_reg_operand" "=r")
2219
        (clz:VSI (match_operand:VSI 1 "spu_reg_operand" "r")))]
2220
  ""
2221
  "clz\t%0,%1")
2222
 
2223
(define_expand "ctz2"
2224
  [(set (match_dup 2)
2225
        (neg:VSI (match_operand:VSI 1 "spu_reg_operand" "")))
2226
   (set (match_dup 3) (and:VSI (match_dup 1)
2227
                               (match_dup 2)))
2228
   (set (match_dup 4) (clz:VSI (match_dup 3)))
2229
   (set (match_operand:VSI 0 "spu_reg_operand" "")
2230
        (minus:VSI (match_dup 5) (match_dup 4)))]
2231
  ""
2232
  {
2233
     operands[2] = gen_reg_rtx (mode);
2234
     operands[3] = gen_reg_rtx (mode);
2235
     operands[4] = gen_reg_rtx (mode);
2236
     operands[5] = spu_const(mode, 31);
2237
  })
2238
 
2239
(define_expand "clrsb2"
2240
  [(set (match_dup 2)
2241
        (gt:VSI (match_operand:VSI 1 "spu_reg_operand" "") (match_dup 5)))
2242
   (set (match_dup 3) (not:VSI (xor:VSI (match_dup 1) (match_dup 2))))
2243
   (set (match_dup 4) (clz:VSI (match_dup 3)))
2244
   (set (match_operand:VSI 0 "spu_reg_operand")
2245
        (plus:VSI (match_dup 4) (match_dup 5)))]
2246
  ""
2247
  {
2248
     operands[2] = gen_reg_rtx (mode);
2249
     operands[3] = gen_reg_rtx (mode);
2250
     operands[4] = gen_reg_rtx (mode);
2251
     operands[5] = spu_const(mode, -1);
2252
  })
2253
 
2254
(define_expand "ffs2"
2255
  [(set (match_dup 2)
2256
        (neg:VSI (match_operand:VSI 1 "spu_reg_operand" "")))
2257
   (set (match_dup 3) (and:VSI (match_dup 1)
2258
                               (match_dup 2)))
2259
   (set (match_dup 4) (clz:VSI (match_dup 3)))
2260
   (set (match_operand:VSI 0 "spu_reg_operand" "")
2261
        (minus:VSI (match_dup 5) (match_dup 4)))]
2262
  ""
2263
  {
2264
     operands[2] = gen_reg_rtx (mode);
2265
     operands[3] = gen_reg_rtx (mode);
2266
     operands[4] = gen_reg_rtx (mode);
2267
     operands[5] = spu_const(mode, 32);
2268
  })
2269
 
2270
(define_expand "popcountsi2"
2271
  [(set (match_dup 2)
2272
        (unspec:SI [(match_operand:SI 1 "spu_reg_operand" "")]
2273
                     UNSPEC_CNTB))
2274
   (set (match_dup 3)
2275
        (unspec:HI [(match_dup 2)] UNSPEC_SUMB))
2276
   (set (match_operand:SI 0 "spu_reg_operand" "")
2277
        (sign_extend:SI (match_dup 3)))]
2278
  ""
2279
  {
2280
    operands[2] = gen_reg_rtx (SImode);
2281
    operands[3] = gen_reg_rtx (HImode);
2282
  })
2283
 
2284
(define_expand "paritysi2"
2285
  [(set (match_operand:SI 0 "spu_reg_operand" "")
2286
        (parity:SI (match_operand:SI 1 "spu_reg_operand" "")))]
2287
  ""
2288
  {
2289
    operands[2] = gen_reg_rtx (SImode);
2290
    emit_insn (gen_popcountsi2(operands[2], operands[1]));
2291
    emit_insn (gen_andsi3(operands[0], operands[2], GEN_INT (1)));
2292
    DONE;
2293
  })
2294
 
2295
(define_insn "cntb_si"
2296
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
2297
        (unspec:SI [(match_operand:SI 1 "spu_reg_operand" "r")]
2298
                   UNSPEC_CNTB))]
2299
  ""
2300
  "cntb\t%0,%1"
2301
  [(set_attr "type" "fxb")])
2302
 
2303
(define_insn "cntb_v16qi"
2304
  [(set (match_operand:V16QI 0 "spu_reg_operand" "=r")
2305
        (unspec:V16QI [(match_operand:V16QI 1 "spu_reg_operand" "r")]
2306
                      UNSPEC_CNTB))]
2307
  ""
2308
  "cntb\t%0,%1"
2309
  [(set_attr "type" "fxb")])
2310
 
2311
(define_insn "sumb_si"
2312
  [(set (match_operand:HI 0 "spu_reg_operand" "=r")
2313
        (unspec:HI [(match_operand:SI 1 "spu_reg_operand" "r")] UNSPEC_SUMB))]
2314
  ""
2315
  "sumb\t%0,%1,%1"
2316
  [(set_attr "type" "fxb")])
2317
 
2318
 
2319
;; ashl, vashl
2320
 
2321
(define_insn "ashl3"
2322
  [(set (match_operand:VHSI 0 "spu_reg_operand" "=r,r")
2323
        (ashift:VHSI (match_operand:VHSI 1 "spu_reg_operand" "r,r")
2324
                     (match_operand:VHSI 2 "spu_nonmem_operand" "r,W")))]
2325
  ""
2326
  "@
2327
  shl\t%0,%1,%2
2328
  shli\t%0,%1,%2"
2329
  [(set_attr "type" "fx3")])
2330
 
2331
(define_insn_and_split "ashldi3"
2332
  [(set (match_operand:DI 0 "spu_reg_operand" "=r,r")
2333
        (ashift:DI (match_operand:DI 1 "spu_reg_operand" "r,r")
2334
                   (match_operand:SI 2 "spu_nonmem_operand" "r,I")))
2335
   (clobber (match_scratch:SI 3 "=&r,X"))]
2336
  ""
2337
  "#"
2338
  "reload_completed"
2339
  [(set (match_dup:DI 0)
2340
        (ashift:DI (match_dup:DI 1)
2341
                   (match_dup:SI 2)))]
2342
  {
2343
    rtx op0 = gen_rtx_REG (TImode, REGNO (operands[0]));
2344
    rtx op1 = gen_rtx_REG (TImode, REGNO (operands[1]));
2345
    rtx op2 = operands[2];
2346
    rtx op3 = operands[3];
2347
 
2348
    if (GET_CODE (operands[2]) == REG)
2349
      {
2350
        emit_insn (gen_addsi3 (op3, op2, GEN_INT (64)));
2351
        emit_insn (gen_rotlti3 (op0, op1, GEN_INT (64)));
2352
        emit_insn (gen_shlqbybi_ti (op0, op0, op3));
2353
        emit_insn (gen_shlqbi_ti (op0, op0, op3));
2354
      }
2355
    else
2356
      {
2357
        HOST_WIDE_INT val = INTVAL (operands[2]);
2358
        emit_insn (gen_rotlti3 (op0, op1, GEN_INT (64)));
2359
        emit_insn (gen_shlqby_ti (op0, op0, GEN_INT (val / 8 + 8)));
2360
        if (val % 8)
2361
          emit_insn (gen_shlqbi_ti (op0, op0, GEN_INT (val % 8)));
2362
      }
2363
    DONE;
2364
  })
2365
 
2366
(define_expand "ashlti3"
2367
  [(parallel [(set (match_operand:TI 0 "spu_reg_operand" "")
2368
                   (ashift:TI (match_operand:TI 1 "spu_reg_operand" "")
2369
                              (match_operand:SI 2 "spu_nonmem_operand" "")))
2370
              (clobber (match_dup:TI 3))])]
2371
  ""
2372
  "if (GET_CODE (operands[2]) == CONST_INT)
2373
    {
2374
      emit_insn (gen_ashlti3_imm(operands[0], operands[1], operands[2]));
2375
      DONE;
2376
    }
2377
   operands[3] = gen_reg_rtx (TImode);")
2378
 
2379
(define_insn_and_split "ashlti3_imm"
2380
  [(set (match_operand:TI 0 "spu_reg_operand" "=r,r")
2381
        (ashift:TI (match_operand:TI 1 "spu_reg_operand" "r,r")
2382
                   (match_operand:SI 2 "immediate_operand" "O,P")))]
2383
  ""
2384
  "@
2385
   shlqbyi\t%0,%1,%h2
2386
   shlqbii\t%0,%1,%e2"
2387
  "!satisfies_constraint_O (operands[2]) && !satisfies_constraint_P (operands[2])"
2388
  [(set (match_dup:TI 0)
2389
        (ashift:TI (match_dup:TI 1)
2390
                   (match_dup:SI 3)))
2391
   (set (match_dup:TI 0)
2392
        (ashift:TI (match_dup:TI 0)
2393
                   (match_dup:SI 4)))]
2394
  {
2395
    HOST_WIDE_INT val = INTVAL(operands[2]);
2396
    operands[3] = GEN_INT (val&7);
2397
    operands[4] = GEN_INT (val&-8);
2398
  }
2399
  [(set_attr "type" "shuf,shuf")])
2400
 
2401
(define_insn_and_split "ashlti3_reg"
2402
  [(set (match_operand:TI 0 "spu_reg_operand" "=r")
2403
        (ashift:TI (match_operand:TI 1 "spu_reg_operand" "r")
2404
                   (match_operand:SI 2 "spu_reg_operand" "r")))
2405
   (clobber (match_operand:TI 3 "spu_reg_operand" "=&r"))]
2406
  ""
2407
  "#"
2408
  ""
2409
  [(set (match_dup:TI 3)
2410
        (ashift:TI (match_dup:TI 1)
2411
                   (and:SI (match_dup:SI 2)
2412
                           (const_int 7))))
2413
   (set (match_dup:TI 0)
2414
        (ashift:TI (match_dup:TI 3)
2415
                   (and:SI (match_dup:SI 2)
2416
                           (const_int -8))))]
2417
  "")
2418
 
2419
(define_insn "shlqbybi_ti"
2420
  [(set (match_operand:TI 0 "spu_reg_operand" "=r,r")
2421
        (ashift:TI (match_operand:TI 1 "spu_reg_operand" "r,r")
2422
                   (and:SI (match_operand:SI 2 "spu_nonmem_operand" "r,I")
2423
                           (const_int -8))))]
2424
  ""
2425
  "@
2426
   shlqbybi\t%0,%1,%2
2427
   shlqbyi\t%0,%1,%h2"
2428
  [(set_attr "type" "shuf,shuf")])
2429
 
2430
(define_insn "shlqbi_ti"
2431
  [(set (match_operand:TI 0 "spu_reg_operand" "=r,r")
2432
        (ashift:TI (match_operand:TI 1 "spu_reg_operand" "r,r")
2433
                   (and:SI (match_operand:SI 2 "spu_nonmem_operand" "r,I")
2434
                           (const_int 7))))]
2435
  ""
2436
  "@
2437
   shlqbi\t%0,%1,%2
2438
   shlqbii\t%0,%1,%e2"
2439
  [(set_attr "type" "shuf,shuf")])
2440
 
2441
(define_insn "shlqby_ti"
2442
  [(set (match_operand:TI 0 "spu_reg_operand" "=r,r")
2443
        (ashift:TI (match_operand:TI 1 "spu_reg_operand" "r,r")
2444
                   (mult:SI (match_operand:SI 2 "spu_nonmem_operand" "r,I")
2445
                            (const_int 8))))]
2446
  ""
2447
  "@
2448
   shlqby\t%0,%1,%2
2449
   shlqbyi\t%0,%1,%f2"
2450
  [(set_attr "type" "shuf,shuf")])
2451
 
2452
 
2453
;; lshr, vlshr
2454
 
2455
(define_insn_and_split "lshr3"
2456
  [(set (match_operand:VHSI 0 "spu_reg_operand" "=r,r")
2457
        (lshiftrt:VHSI (match_operand:VHSI 1 "spu_reg_operand" "r,r")
2458
                       (match_operand:VHSI 2 "spu_nonmem_operand" "r,W")))
2459
   (clobber (match_scratch:VHSI 3 "=&r,X"))]
2460
  ""
2461
  "@
2462
   #
2463
   rotmi\t%0,%1,-%2"
2464
  "reload_completed && GET_CODE (operands[2]) == REG"
2465
  [(set (match_dup:VHSI 3)
2466
        (neg:VHSI (match_dup:VHSI 2)))
2467
   (set (match_dup:VHSI 0)
2468
        (lshiftrt:VHSI (match_dup:VHSI 1)
2469
                       (neg:VHSI (match_dup:VHSI 3))))]
2470
  ""
2471
  [(set_attr "type" "*,fx3")])
2472
 
2473
(define_insn "lshr3_imm"
2474
  [(set (match_operand:VHSI 0 "spu_reg_operand" "=r")
2475
        (lshiftrt:VHSI (match_operand:VHSI 1 "spu_reg_operand" "r")
2476
                       (match_operand:VHSI 2 "immediate_operand" "W")))]
2477
  ""
2478
  "rotmi\t%0,%1,-%2"
2479
  [(set_attr "type" "fx3")])
2480
 
2481
(define_insn "rotm_"
2482
  [(set (match_operand:VHSI 0 "spu_reg_operand" "=r,r")
2483
        (lshiftrt:VHSI (match_operand:VHSI 1 "spu_reg_operand" "r,r")
2484
                       (neg:VHSI (match_operand:VHSI 2 "spu_nonmem_operand" "r,W"))))]
2485
  ""
2486
  "@
2487
   rotm\t%0,%1,%2
2488
   rotmi\t%0,%1,-%2"
2489
  [(set_attr "type" "fx3")])
2490
 
2491
(define_insn_and_split "lshr3"
2492
  [(set (match_operand:DTI 0 "spu_reg_operand" "=r,r,r")
2493
        (lshiftrt:DTI (match_operand:DTI 1 "spu_reg_operand" "r,r,r")
2494
                      (match_operand:SI 2 "spu_nonmem_operand" "r,O,P")))]
2495
  ""
2496
  "@
2497
   #
2498
   rotqmbyi\t%0,%1,-%h2
2499
   rotqmbii\t%0,%1,-%e2"
2500
  "REG_P (operands[2]) || (!satisfies_constraint_O (operands[2]) && !satisfies_constraint_P (operands[2]))"
2501
  [(set (match_dup:DTI 3)
2502
        (lshiftrt:DTI (match_dup:DTI 1)
2503
                      (match_dup:SI 4)))
2504
   (set (match_dup:DTI 0)
2505
        (lshiftrt:DTI (match_dup:DTI 3)
2506
                      (match_dup:SI 5)))]
2507
  {
2508
    operands[3] = gen_reg_rtx (mode);
2509
    if (GET_CODE (operands[2]) == CONST_INT)
2510
      {
2511
        HOST_WIDE_INT val = INTVAL(operands[2]);
2512
        operands[4] = GEN_INT (val & 7);
2513
        operands[5] = GEN_INT (val & -8);
2514
      }
2515
    else
2516
      {
2517
        rtx t0 = gen_reg_rtx (SImode);
2518
        rtx t1 = gen_reg_rtx (SImode);
2519
        emit_insn (gen_subsi3(t0, GEN_INT(0), operands[2]));
2520
        emit_insn (gen_subsi3(t1, GEN_INT(7), operands[2]));
2521
        operands[4] = gen_rtx_AND (SImode, gen_rtx_NEG (SImode, t0), GEN_INT (7));
2522
        operands[5] = gen_rtx_AND (SImode, gen_rtx_NEG (SImode, gen_rtx_AND (SImode, t1, GEN_INT (-8))), GEN_INT (-8));
2523
      }
2524
  }
2525
  [(set_attr "type" "*,shuf,shuf")])
2526
 
2527
(define_expand "shrqbybi_"
2528
  [(set (match_operand:DTI 0 "spu_reg_operand" "=r,r")
2529
        (lshiftrt:DTI (match_operand:DTI 1 "spu_reg_operand" "r,r")
2530
                      (and:SI (neg:SI (and:SI (match_operand:SI 2 "spu_nonmem_operand" "r,I")
2531
                                              (const_int -8)))
2532
                              (const_int -8))))]
2533
  ""
2534
  {
2535
    if (GET_CODE (operands[2]) == CONST_INT)
2536
      operands[2] = GEN_INT (7 - INTVAL (operands[2]));
2537
    else
2538
      {
2539
        rtx t0 = gen_reg_rtx (SImode);
2540
        emit_insn (gen_subsi3 (t0, GEN_INT (7), operands[2]));
2541
        operands[2] = t0;
2542
      }
2543
  })
2544
 
2545
(define_insn "rotqmbybi_"
2546
  [(set (match_operand:DTI 0 "spu_reg_operand" "=r,r")
2547
        (lshiftrt:DTI (match_operand:DTI 1 "spu_reg_operand" "r,r")
2548
                      (and:SI (neg:SI (and:SI (match_operand:SI 2 "spu_nonmem_operand" "r,I")
2549
                                              (const_int -8)))
2550
                              (const_int -8))))]
2551
  ""
2552
  "@
2553
   rotqmbybi\t%0,%1,%2
2554
   rotqmbyi\t%0,%1,-%H2"
2555
  [(set_attr "type" "shuf")])
2556
 
2557
(define_insn_and_split "shrqbi_"
2558
  [(set (match_operand:DTI 0 "spu_reg_operand" "=r,r")
2559
        (lshiftrt:DTI (match_operand:DTI 1 "spu_reg_operand" "r,r")
2560
                      (and:SI (match_operand:SI 2 "spu_nonmem_operand" "r,I")
2561
                              (const_int 7))))
2562
   (clobber (match_scratch:SI 3 "=&r,X"))]
2563
  ""
2564
  "#"
2565
  "reload_completed"
2566
  [(set (match_dup:DTI 0)
2567
        (lshiftrt:DTI (match_dup:DTI 1)
2568
                      (and:SI (neg:SI (match_dup:SI 3)) (const_int 7))))]
2569
  {
2570
    if (GET_CODE (operands[2]) == CONST_INT)
2571
      operands[3] = GEN_INT (-INTVAL (operands[2]));
2572
    else
2573
      emit_insn (gen_subsi3 (operands[3], GEN_INT (0), operands[2]));
2574
  }
2575
  [(set_attr "type" "shuf")])
2576
 
2577
(define_insn "rotqmbi_"
2578
  [(set (match_operand:DTI 0 "spu_reg_operand" "=r,r")
2579
        (lshiftrt:DTI (match_operand:DTI 1 "spu_reg_operand" "r,r")
2580
                      (and:SI (neg:SI (match_operand:SI 2 "spu_nonmem_operand" "r,I"))
2581
                              (const_int 7))))]
2582
  ""
2583
  "@
2584
   rotqmbi\t%0,%1,%2
2585
   rotqmbii\t%0,%1,-%E2"
2586
  [(set_attr "type" "shuf")])
2587
 
2588
(define_expand "shrqby_"
2589
  [(set (match_operand:DTI 0 "spu_reg_operand" "=r,r")
2590
        (lshiftrt:DTI (match_operand:DTI 1 "spu_reg_operand" "r,r")
2591
                      (mult:SI (neg:SI (match_operand:SI 2 "spu_nonmem_operand" "r,I"))
2592
                               (const_int 8))))]
2593
  ""
2594
  {
2595
    if (GET_CODE (operands[2]) == CONST_INT)
2596
      operands[2] = GEN_INT (-INTVAL (operands[2]));
2597
    else
2598
      {
2599
        rtx t0 = gen_reg_rtx (SImode);
2600
        emit_insn (gen_subsi3 (t0, GEN_INT (0), operands[2]));
2601
        operands[2] = t0;
2602
      }
2603
  })
2604
 
2605
(define_insn "rotqmby_"
2606
  [(set (match_operand:DTI 0 "spu_reg_operand" "=r,r")
2607
        (lshiftrt:DTI (match_operand:DTI 1 "spu_reg_operand" "r,r")
2608
                      (mult:SI (neg:SI (match_operand:SI 2 "spu_nonmem_operand" "r,I"))
2609
                               (const_int 8))))]
2610
  ""
2611
  "@
2612
   rotqmby\t%0,%1,%2
2613
   rotqmbyi\t%0,%1,-%F2"
2614
  [(set_attr "type" "shuf")])
2615
 
2616
 
2617
;; ashr, vashr
2618
 
2619
(define_insn_and_split "ashr3"
2620
  [(set (match_operand:VHSI 0 "spu_reg_operand" "=r,r")
2621
        (ashiftrt:VHSI (match_operand:VHSI 1 "spu_reg_operand" "r,r")
2622
                       (match_operand:VHSI 2 "spu_nonmem_operand" "r,W")))
2623
   (clobber (match_scratch:VHSI 3 "=&r,X"))]
2624
  ""
2625
  "@
2626
   #
2627
   rotmai\t%0,%1,-%2"
2628
  "reload_completed && GET_CODE (operands[2]) == REG"
2629
  [(set (match_dup:VHSI 3)
2630
        (neg:VHSI (match_dup:VHSI 2)))
2631
   (set (match_dup:VHSI 0)
2632
        (ashiftrt:VHSI (match_dup:VHSI 1)
2633
                       (neg:VHSI (match_dup:VHSI 3))))]
2634
  ""
2635
  [(set_attr "type" "*,fx3")])
2636
 
2637
(define_insn "ashr3_imm"
2638
  [(set (match_operand:VHSI 0 "spu_reg_operand" "=r")
2639
        (ashiftrt:VHSI (match_operand:VHSI 1 "spu_reg_operand" "r")
2640
                       (match_operand:VHSI 2 "immediate_operand" "W")))]
2641
  ""
2642
  "rotmai\t%0,%1,-%2"
2643
  [(set_attr "type" "fx3")])
2644
 
2645
 
2646
(define_insn "rotma_"
2647
  [(set (match_operand:VHSI 0 "spu_reg_operand" "=r,r")
2648
        (ashiftrt:VHSI (match_operand:VHSI 1 "spu_reg_operand" "r,r")
2649
                       (neg:VHSI (match_operand:VHSI 2 "spu_nonmem_operand" "r,W"))))]
2650
  ""
2651
  "@
2652
   rotma\t%0,%1,%2
2653
   rotmai\t%0,%1,-%2"
2654
  [(set_attr "type" "fx3")])
2655
 
2656
(define_insn_and_split "ashrdi3"
2657
  [(set (match_operand:DI 0 "spu_reg_operand" "=r,r")
2658
        (ashiftrt:DI (match_operand:DI 1 "spu_reg_operand" "r,r")
2659
                     (match_operand:SI 2 "spu_nonmem_operand" "r,I")))
2660
   (clobber (match_scratch:TI 3 "=&r,&r"))
2661
   (clobber (match_scratch:TI 4 "=&r,&r"))
2662
   (clobber (match_scratch:SI 5 "=&r,&r"))]
2663
  ""
2664
  "#"
2665
  "reload_completed"
2666
  [(set (match_dup:DI 0)
2667
        (ashiftrt:DI (match_dup:DI 1)
2668
                     (match_dup:SI 2)))]
2669
  {
2670
    rtx op0 = gen_rtx_REG (TImode, REGNO (operands[0]));
2671
    rtx op0v = gen_rtx_REG (V4SImode, REGNO (op0));
2672
    rtx op1 = gen_rtx_REG (TImode, REGNO (operands[1]));
2673
    rtx op1s = gen_rtx_REG (SImode, REGNO (op1));
2674
    rtx op2 = operands[2];
2675
    rtx op3 = operands[3];
2676
    rtx op4 = operands[4];
2677
    rtx op5 = operands[5];
2678
 
2679
    if (GET_CODE (op2) == CONST_INT && INTVAL (op2) >= 63)
2680
      {
2681
        rtx op0s = gen_rtx_REG (SImode, REGNO (op0));
2682
        emit_insn (gen_ashrsi3 (op0s, op1s, GEN_INT (32)));
2683
        emit_insn (gen_spu_fsm (op0v, op0s));
2684
      }
2685
    else if (GET_CODE (op2) == CONST_INT && INTVAL (op2) >= 32)
2686
      {
2687
        rtx op0d = gen_rtx_REG (V2DImode, REGNO (op0));
2688
        HOST_WIDE_INT val = INTVAL (op2);
2689
        emit_insn (gen_lshrti3 (op0, op1, GEN_INT (32)));
2690
        emit_insn (gen_spu_xswd (op0d, op0v));
2691
        if (val > 32)
2692
          emit_insn (gen_vashrv4si3 (op0v, op0v, spu_const (V4SImode, val - 32)));
2693
      }
2694
    else
2695
      {
2696
        rtx op3v = gen_rtx_REG (V4SImode, REGNO (op3));
2697
        unsigned char arr[16] = {
2698
          0xff, 0xff, 0xff, 0xff,
2699
          0xff, 0xff, 0xff, 0xff,
2700
          0x00, 0x00, 0x00, 0x00,
2701
          0x00, 0x00, 0x00, 0x00
2702
        };
2703
 
2704
        emit_insn (gen_ashrsi3 (op5, op1s, GEN_INT (31)));
2705
        emit_move_insn (op4, array_to_constant (TImode, arr));
2706
        emit_insn (gen_spu_fsm (op3v, op5));
2707
 
2708
        if (GET_CODE (operands[2]) == REG)
2709
          {
2710
            emit_insn (gen_selb (op4, op3, op1, op4));
2711
            emit_insn (gen_negsi2 (op5, op2));
2712
            emit_insn (gen_rotqbybi_ti (op0, op4, op5));
2713
            emit_insn (gen_rotqbi_ti (op0, op0, op5));
2714
          }
2715
        else
2716
          {
2717
            HOST_WIDE_INT val = -INTVAL (op2);
2718
            emit_insn (gen_selb (op0, op3, op1, op4));
2719
            if ((val - 7) / 8)
2720
              emit_insn (gen_rotqby_ti (op0, op0, GEN_INT ((val - 7) / 8)));
2721
            if (val % 8)
2722
              emit_insn (gen_rotqbi_ti (op0, op0, GEN_INT (val % 8)));
2723
          }
2724
      }
2725
    DONE;
2726
  })
2727
 
2728
 
2729
(define_insn_and_split "ashrti3"
2730
  [(set (match_operand:TI 0 "spu_reg_operand" "=r,r")
2731
        (ashiftrt:TI (match_operand:TI 1 "spu_reg_operand" "r,r")
2732
                     (match_operand:SI 2 "spu_nonmem_operand" "r,i")))]
2733
  ""
2734
  "#"
2735
  ""
2736
  [(set (match_dup:TI 0)
2737
        (ashiftrt:TI (match_dup:TI 1)
2738
                     (match_dup:SI 2)))]
2739
  {
2740
    rtx sign_shift = gen_reg_rtx (SImode);
2741
    rtx sign_mask = gen_reg_rtx (TImode);
2742
    rtx sign_mask_v4si = gen_rtx_SUBREG (V4SImode, sign_mask, 0);
2743
    rtx op1_v4si = spu_gen_subreg (V4SImode, operands[1]);
2744
    rtx t = gen_reg_rtx (TImode);
2745
    emit_insn (gen_subsi3 (sign_shift, GEN_INT (128), force_reg (SImode, operands[2])));
2746
    emit_insn (gen_vashrv4si3 (sign_mask_v4si, op1_v4si, spu_const (V4SImode, 31)));
2747
    emit_insn (gen_fsm_ti (sign_mask, sign_mask));
2748
    emit_insn (gen_ashlti3 (sign_mask, sign_mask, sign_shift));
2749
    emit_insn (gen_lshrti3 (t, operands[1], operands[2]));
2750
    emit_insn (gen_iorti3 (operands[0], t, sign_mask));
2751
    DONE;
2752
  })
2753
 
2754
;; fsm is used after rotam to replicate the sign across the whole register.
2755
(define_insn "fsm_ti"
2756
  [(set (match_operand:TI 0 "spu_reg_operand" "=r")
2757
        (unspec:TI [(match_operand:TI 1 "spu_reg_operand" "r")] UNSPEC_FSM))]
2758
  ""
2759
  "fsm\t%0,%1"
2760
  [(set_attr "type" "shuf")])
2761
 
2762
 
2763
;; vrotl, rotl
2764
 
2765
(define_insn "rotl3"
2766
  [(set (match_operand:VHSI 0 "spu_reg_operand" "=r,r")
2767
        (rotate:VHSI (match_operand:VHSI 1 "spu_reg_operand" "r,r")
2768
                     (match_operand:VHSI 2 "spu_nonmem_operand" "r,W")))]
2769
  ""
2770
  "@
2771
  rot\t%0,%1,%2
2772
  roti\t%0,%1,%2"
2773
  [(set_attr "type" "fx3")])
2774
 
2775
(define_insn "rotlti3"
2776
  [(set (match_operand:TI 0 "spu_reg_operand" "=&r,r,r,r")
2777
        (rotate:TI (match_operand:TI 1 "spu_reg_operand" "r,r,r,r")
2778
                   (match_operand:SI 2 "spu_nonmem_operand" "r,O,P,I")))]
2779
  ""
2780
  "@
2781
  rotqbybi\t%0,%1,%2\;rotqbi\t%0,%0,%2
2782
  rotqbyi\t%0,%1,%h2
2783
  rotqbii\t%0,%1,%e2
2784
  rotqbyi\t%0,%1,%h2\;rotqbii\t%0,%0,%e2"
2785
  [(set_attr "length" "8,4,4,8")
2786
   (set_attr "type" "multi1,shuf,shuf,multi1")])
2787
 
2788
(define_insn "rotqbybi_ti"
2789
  [(set (match_operand:TI 0 "spu_reg_operand" "=r,r")
2790
        (rotate:TI (match_operand:TI 1 "spu_reg_operand" "r,r")
2791
                   (and:SI (match_operand:SI 2 "spu_nonmem_operand" "r,I")
2792
                           (const_int -8))))]
2793
  ""
2794
  "@
2795
  rotqbybi\t%0,%1,%2
2796
  rotqbyi\t%0,%1,%h2"
2797
  [(set_attr "type" "shuf,shuf")])
2798
 
2799
(define_insn "rotqby_ti"
2800
  [(set (match_operand:TI 0 "spu_reg_operand" "=r,r")
2801
        (rotate:TI (match_operand:TI 1 "spu_reg_operand" "r,r")
2802
                   (mult:SI (match_operand:SI 2 "spu_nonmem_operand" "r,I")
2803
                            (const_int 8))))]
2804
  ""
2805
  "@
2806
  rotqby\t%0,%1,%2
2807
  rotqbyi\t%0,%1,%f2"
2808
  [(set_attr "type" "shuf,shuf")])
2809
 
2810
(define_insn "rotqbi_ti"
2811
  [(set (match_operand:TI 0 "spu_reg_operand" "=r,r")
2812
        (rotate:TI (match_operand:TI 1 "spu_reg_operand" "r,r")
2813
                   (and:SI (match_operand:SI 2 "spu_nonmem_operand" "r,I")
2814
                           (const_int 7))))]
2815
  ""
2816
  "@
2817
  rotqbi\t%0,%1,%2
2818
  rotqbii\t%0,%1,%e2"
2819
  [(set_attr "type" "shuf,shuf")])
2820
 
2821
 
2822
;; struct extract/insert
2823
;; We handle mem's because GCC will generate invalid SUBREG's
2824
;; and inefficient code.
2825
 
2826
(define_expand "extv"
2827
  [(set (match_operand:TI 0 "register_operand" "")
2828
        (sign_extract:TI (match_operand 1 "nonimmediate_operand" "")
2829
                         (match_operand:SI 2 "const_int_operand" "")
2830
                         (match_operand:SI 3 "const_int_operand" "")))]
2831
  ""
2832
  {
2833
    spu_expand_extv (operands, 0);
2834
    DONE;
2835
  })
2836
 
2837
(define_expand "extzv"
2838
  [(set (match_operand:TI 0 "register_operand" "")
2839
        (zero_extract:TI (match_operand 1 "nonimmediate_operand" "")
2840
                         (match_operand:SI 2 "const_int_operand" "")
2841
                         (match_operand:SI 3 "const_int_operand" "")))]
2842
  ""
2843
  {
2844
    spu_expand_extv (operands, 1);
2845
    DONE;
2846
  })
2847
 
2848
(define_expand "insv"
2849
  [(set (zero_extract (match_operand 0 "nonimmediate_operand" "")
2850
                      (match_operand:SI 1 "const_int_operand" "")
2851
                      (match_operand:SI 2 "const_int_operand" ""))
2852
        (match_operand 3 "nonmemory_operand" ""))]
2853
  ""
2854
  { spu_expand_insv(operands); DONE; })
2855
 
2856
;; Simplify a number of patterns that get generated by extv, extzv,
2857
;; insv, and loads.
2858
(define_insn_and_split "trunc_shr_ti"
2859
  [(set (match_operand:QHSI 0 "spu_reg_operand" "=r")
2860
        (truncate:QHSI (match_operator:TI 2 "shiftrt_operator" [(match_operand:TI 1 "spu_reg_operand" "0")
2861
                                                                (const_int 96)])))]
2862
  ""
2863
  "#"
2864
  "reload_completed"
2865
  [(const_int 0)]
2866
  {
2867
    spu_split_convert (operands);
2868
    DONE;
2869
  }
2870
  [(set_attr "type" "convert")
2871
   (set_attr "length" "0")])
2872
 
2873
(define_insn_and_split "trunc_shr_tidi"
2874
  [(set (match_operand:DI 0 "spu_reg_operand" "=r")
2875
        (truncate:DI (match_operator:TI 2 "shiftrt_operator" [(match_operand:TI 1 "spu_reg_operand" "0")
2876
                                                              (const_int 64)])))]
2877
  ""
2878
  "#"
2879
  "reload_completed"
2880
  [(const_int 0)]
2881
  {
2882
    spu_split_convert (operands);
2883
    DONE;
2884
  }
2885
  [(set_attr "type" "convert")
2886
   (set_attr "length" "0")])
2887
 
2888
(define_insn_and_split "shl_ext_ti"
2889
  [(set (match_operand:TI 0 "spu_reg_operand" "=r")
2890
        (ashift:TI (match_operator:TI 2 "extend_operator" [(match_operand:QHSI 1 "spu_reg_operand" "0")])
2891
                   (const_int 96)))]
2892
  ""
2893
  "#"
2894
  "reload_completed"
2895
  [(const_int 0)]
2896
  {
2897
    spu_split_convert (operands);
2898
    DONE;
2899
  }
2900
  [(set_attr "type" "convert")
2901
   (set_attr "length" "0")])
2902
 
2903
(define_insn_and_split "shl_ext_diti"
2904
  [(set (match_operand:TI 0 "spu_reg_operand" "=r")
2905
        (ashift:TI (match_operator:TI 2 "extend_operator" [(match_operand:DI 1 "spu_reg_operand" "0")])
2906
                   (const_int 64)))]
2907
  ""
2908
  "#"
2909
  "reload_completed"
2910
  [(const_int 0)]
2911
  {
2912
    spu_split_convert (operands);
2913
    DONE;
2914
  }
2915
  [(set_attr "type" "convert")
2916
   (set_attr "length" "0")])
2917
 
2918
(define_insn "sext_trunc_lshr_tiqisi"
2919
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
2920
        (sign_extend:SI (truncate:QI (match_operator:TI 2 "shiftrt_operator" [(match_operand:TI 1 "spu_reg_operand" "r")
2921
                                                                              (const_int 120)]))))]
2922
  ""
2923
  "rotmai\t%0,%1,-24"
2924
  [(set_attr "type" "fx3")])
2925
 
2926
(define_insn "zext_trunc_lshr_tiqisi"
2927
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
2928
        (zero_extend:SI (truncate:QI (match_operator:TI 2 "shiftrt_operator" [(match_operand:TI 1 "spu_reg_operand" "r")
2929
                                                                              (const_int 120)]))))]
2930
  ""
2931
  "rotmi\t%0,%1,-24"
2932
  [(set_attr "type" "fx3")])
2933
 
2934
(define_insn "sext_trunc_lshr_tihisi"
2935
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
2936
        (sign_extend:SI (truncate:HI (match_operator:TI 2 "shiftrt_operator" [(match_operand:TI 1 "spu_reg_operand" "r")
2937
                                                                              (const_int 112)]))))]
2938
  ""
2939
  "rotmai\t%0,%1,-16"
2940
  [(set_attr "type" "fx3")])
2941
 
2942
(define_insn "zext_trunc_lshr_tihisi"
2943
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
2944
        (zero_extend:SI (truncate:HI (match_operator:TI 2 "shiftrt_operator" [(match_operand:TI 1 "spu_reg_operand" "r")
2945
                                                                              (const_int 112)]))))]
2946
  ""
2947
  "rotmi\t%0,%1,-16"
2948
  [(set_attr "type" "fx3")])
2949
 
2950
 
2951
;; String/block move insn.
2952
;; Argument 0 is the destination
2953
;; Argument 1 is the source
2954
;; Argument 2 is the length
2955
;; Argument 3 is the alignment
2956
 
2957
(define_expand "movstrsi"
2958
  [(parallel [(set (match_operand:BLK 0 "" "")
2959
                   (match_operand:BLK 1 "" ""))
2960
              (use (match_operand:SI 2 "" ""))
2961
              (use (match_operand:SI 3 "" ""))])]
2962
  ""
2963
  "
2964
  {
2965
    if (spu_expand_block_move (operands))
2966
      DONE;
2967
    else
2968
      FAIL;
2969
  }")
2970
 
2971
 
2972
;; jump
2973
 
2974
(define_insn "indirect_jump"
2975
  [(set (pc) (match_operand:SI 0 "spu_reg_operand" "r"))]
2976
  ""
2977
  "bi\t%0"
2978
  [(set_attr "type" "br")])
2979
 
2980
(define_insn "jump"
2981
  [(set (pc)
2982
        (label_ref (match_operand 0 "" "")))]
2983
  ""
2984
  "br\t%0"
2985
  [(set_attr "type" "br")])
2986
 
2987
 
2988
;; return
2989
 
2990
;; This will be used for leaf functions, that don't save any regs and
2991
;; don't have locals on stack, maybe... that is for functions that
2992
;; don't change $sp and don't need to save $lr.
2993
(define_expand "return"
2994
    [(return)]
2995
  "direct_return()"
2996
  "")
2997
 
2998
;; used in spu_expand_epilogue to generate return from a function and
2999
;; explicitly set use of $lr.
3000
 
3001
(define_insn "_return"
3002
  [(return)]
3003
  ""
3004
  "bi\t$lr"
3005
  [(set_attr "type" "br")])
3006
 
3007
 
3008
 
3009
;; ceq
3010
 
3011
(define_insn "ceq_"
3012
  [(set (match_operand:VQHSI 0 "spu_reg_operand" "=r,r")
3013
        (eq:VQHSI (match_operand:VQHSI 1 "spu_reg_operand" "r,r")
3014
                 (match_operand:VQHSI 2 "spu_arith_operand" "r,B")))]
3015
  ""
3016
  "@
3017
  ceq\t%0,%1,%2
3018
  ceqi\t%0,%1,%2")
3019
 
3020
(define_insn_and_split "ceq_di"
3021
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
3022
        (eq:SI (match_operand:DI 1 "spu_reg_operand" "r")
3023
               (match_operand:DI 2 "spu_reg_operand" "r")))]
3024
  ""
3025
  "#"
3026
  "reload_completed"
3027
  [(set (match_dup:SI 0)
3028
        (eq:SI (match_dup:DI 1)
3029
               (match_dup:DI 2)))]
3030
  {
3031
    rtx op0 = gen_rtx_REG (V4SImode, REGNO (operands[0]));
3032
    rtx op1 = gen_rtx_REG (V4SImode, REGNO (operands[1]));
3033
    rtx op2 = gen_rtx_REG (V4SImode, REGNO (operands[2]));
3034
    emit_insn (gen_ceq_v4si (op0, op1, op2));
3035
    emit_insn (gen_spu_gb (op0, op0));
3036
    emit_insn (gen_cgt_si (operands[0], operands[0], GEN_INT (11)));
3037
    DONE;
3038
  })
3039
 
3040
 
3041
;; We provide the TI compares for completeness and because some parts of
3042
;; gcc/libgcc use them, even though user code might never see it.
3043
(define_insn "ceq_ti"
3044
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
3045
        (eq:SI (match_operand:TI 1 "spu_reg_operand" "r")
3046
               (match_operand:TI 2 "spu_reg_operand" "r")))]
3047
  ""
3048
  "ceq\t%0,%1,%2\;gb\t%0,%0\;ceqi\t%0,%0,15"
3049
  [(set_attr "type" "multi0")
3050
   (set_attr "length" "12")])
3051
 
3052
(define_insn "ceq_"
3053
  [(set (match_operand: 0 "spu_reg_operand" "=r")
3054
        (eq: (match_operand:VSF 1 "spu_reg_operand" "r")
3055
                  (match_operand:VSF 2 "spu_reg_operand" "r")))]
3056
  ""
3057
  "fceq\t%0,%1,%2")
3058
 
3059
(define_insn "cmeq_"
3060
  [(set (match_operand: 0 "spu_reg_operand" "=r")
3061
        (eq: (abs:VSF (match_operand:VSF 1 "spu_reg_operand" "r"))
3062
                  (abs:VSF (match_operand:VSF 2 "spu_reg_operand" "r"))))]
3063
  ""
3064
  "fcmeq\t%0,%1,%2")
3065
 
3066
;; These implementations will ignore checking of NaN or INF if
3067
;; compiled with option -ffinite-math-only.
3068
(define_expand "ceq_df"
3069
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
3070
        (eq:SI (match_operand:DF 1 "spu_reg_operand" "r")
3071
               (match_operand:DF 2 "const_zero_operand" "i")))]
3072
  ""
3073
{
3074
  if (spu_arch == PROCESSOR_CELL)
3075
      {
3076
        rtx ra = gen_reg_rtx (V4SImode);
3077
        rtx rb = gen_reg_rtx (V4SImode);
3078
        rtx temp = gen_reg_rtx (TImode);
3079
        rtx temp_v4si = spu_gen_subreg (V4SImode, temp);
3080
        rtx temp2 = gen_reg_rtx (V4SImode);
3081
        rtx biteq = gen_reg_rtx (V4SImode);
3082
        rtx ahi_inf = gen_reg_rtx (V4SImode);
3083
        rtx a_nan = gen_reg_rtx (V4SImode);
3084
        rtx a_abs = gen_reg_rtx (V4SImode);
3085
        rtx b_abs = gen_reg_rtx (V4SImode);
3086
        rtx iszero = gen_reg_rtx (V4SImode);
3087
        rtx sign_mask = gen_reg_rtx (V4SImode);
3088
        rtx nan_mask = gen_reg_rtx (V4SImode);
3089
        rtx hihi_promote = gen_reg_rtx (TImode);
3090
        rtx pat = spu_const_from_ints (V4SImode, 0x7FFFFFFF, 0xFFFFFFFF,
3091
                                                 0x7FFFFFFF, 0xFFFFFFFF);
3092
 
3093
        emit_move_insn (sign_mask, pat);
3094
        pat = spu_const_from_ints (V4SImode, 0x7FF00000, 0x0,
3095
                                             0x7FF00000, 0x0);
3096
        emit_move_insn (nan_mask, pat);
3097
        pat = spu_const_from_ints (TImode, 0x00010203, 0x10111213,
3098
                                           0x08090A0B, 0x18191A1B);
3099
        emit_move_insn (hihi_promote, pat);
3100
 
3101
        emit_insn (gen_spu_convert (ra, operands[1]));
3102
        emit_insn (gen_spu_convert (rb, operands[2]));
3103
        emit_insn (gen_ceq_v4si (biteq, ra, rb));
3104
        emit_insn (gen_rotlti3 (temp, spu_gen_subreg (TImode, biteq),
3105
                                GEN_INT (4 * 8)));
3106
        emit_insn (gen_andv4si3 (biteq, biteq, temp_v4si));
3107
 
3108
        emit_insn (gen_andv4si3 (a_abs, ra, sign_mask));
3109
        emit_insn (gen_andv4si3 (b_abs, rb, sign_mask));
3110
        if (!flag_finite_math_only)
3111
          {
3112
            emit_insn (gen_clgt_v4si (a_nan, a_abs, nan_mask));
3113
            emit_insn (gen_ceq_v4si (ahi_inf, a_abs, nan_mask));
3114
            emit_insn (gen_rotlti3 (temp, spu_gen_subreg (TImode, a_nan),
3115
                                   GEN_INT (4 * 8)));
3116
            emit_insn (gen_andv4si3 (temp2, temp_v4si, ahi_inf));
3117
            emit_insn (gen_iorv4si3 (a_nan, a_nan, temp2));
3118
          }
3119
        emit_insn (gen_iorv4si3 (temp2, a_abs, b_abs));
3120
        emit_insn (gen_ceq_v4si (iszero, temp2, CONST0_RTX (V4SImode)));
3121
        emit_insn (gen_rotlti3 (temp, spu_gen_subreg (TImode, iszero),
3122
                                GEN_INT (4 * 8)));
3123
        emit_insn (gen_andv4si3 (iszero, iszero, temp_v4si));
3124
        emit_insn (gen_iorv4si3 (temp2, biteq, iszero));
3125
        if (!flag_finite_math_only)
3126
          {
3127
            emit_insn (gen_andc_v4si (temp2, temp2, a_nan));
3128
          }
3129
        emit_insn (gen_shufb (operands[0], temp2, temp2, hihi_promote));
3130
        DONE;
3131
      }
3132
})
3133
 
3134
(define_insn "ceq__celledp"
3135
  [(set (match_operand: 0 "spu_reg_operand" "=r")
3136
        (eq: (match_operand:VDF 1 "spu_reg_operand" "r")
3137
                   (match_operand:VDF 2 "spu_reg_operand" "r")))]
3138
  "spu_arch == PROCESSOR_CELLEDP"
3139
  "dfceq\t%0,%1,%2"
3140
  [(set_attr "type" "fpd")])
3141
 
3142
(define_insn "cmeq__celledp"
3143
  [(set (match_operand: 0 "spu_reg_operand" "=r")
3144
        (eq: (abs:VDF (match_operand:VDF 1 "spu_reg_operand" "r"))
3145
                   (abs:VDF (match_operand:VDF 2 "spu_reg_operand" "r"))))]
3146
  "spu_arch == PROCESSOR_CELLEDP"
3147
  "dfcmeq\t%0,%1,%2"
3148
  [(set_attr "type" "fpd")])
3149
 
3150
(define_expand "ceq_v2df"
3151
  [(set (match_operand:V2DI 0 "spu_reg_operand" "=r")
3152
        (eq:V2DI (match_operand:V2DF 1 "spu_reg_operand" "r")
3153
                 (match_operand:V2DF 2 "spu_reg_operand" "r")))]
3154
  ""
3155
{
3156
  if (spu_arch == PROCESSOR_CELL)
3157
    {
3158
      rtx ra = spu_gen_subreg (V4SImode, operands[1]);
3159
      rtx rb = spu_gen_subreg (V4SImode, operands[2]);
3160
      rtx temp = gen_reg_rtx (TImode);
3161
      rtx temp_v4si = spu_gen_subreg (V4SImode, temp);
3162
      rtx temp2 = gen_reg_rtx (V4SImode);
3163
      rtx biteq = gen_reg_rtx (V4SImode);
3164
      rtx ahi_inf = gen_reg_rtx (V4SImode);
3165
      rtx a_nan = gen_reg_rtx (V4SImode);
3166
      rtx a_abs = gen_reg_rtx (V4SImode);
3167
      rtx b_abs = gen_reg_rtx (V4SImode);
3168
      rtx iszero = gen_reg_rtx (V4SImode);
3169
      rtx pat = spu_const_from_ints (V4SImode, 0x7FFFFFFF, 0xFFFFFFFF,
3170
                                               0x7FFFFFFF, 0xFFFFFFFF);
3171
      rtx sign_mask = gen_reg_rtx (V4SImode);
3172
      rtx nan_mask = gen_reg_rtx (V4SImode);
3173
      rtx hihi_promote = gen_reg_rtx (TImode);
3174
 
3175
      emit_move_insn (sign_mask, pat);
3176
      pat = spu_const_from_ints (V4SImode, 0x7FF00000, 0x0,
3177
                                             0x7FF00000, 0x0);
3178
      emit_move_insn (nan_mask, pat);
3179
      pat = spu_const_from_ints (TImode, 0x00010203, 0x10111213,
3180
                                           0x08090A0B, 0x18191A1B);
3181
      emit_move_insn (hihi_promote, pat);
3182
 
3183
      emit_insn (gen_ceq_v4si (biteq, ra, rb));
3184
      emit_insn (gen_rotlti3 (temp, spu_gen_subreg (TImode, biteq),
3185
                              GEN_INT (4 * 8)));
3186
      emit_insn (gen_andv4si3 (biteq, biteq, temp_v4si));
3187
      emit_insn (gen_andv4si3 (a_abs, ra, sign_mask));
3188
      emit_insn (gen_andv4si3 (b_abs, rb, sign_mask));
3189
      emit_insn (gen_clgt_v4si (a_nan, a_abs, nan_mask));
3190
      emit_insn (gen_ceq_v4si (ahi_inf, a_abs, nan_mask));
3191
      emit_insn (gen_rotlti3 (temp, spu_gen_subreg (TImode, a_nan),
3192
                              GEN_INT (4 * 8)));
3193
      emit_insn (gen_andv4si3 (temp2, temp_v4si, ahi_inf));
3194
      emit_insn (gen_iorv4si3 (a_nan, a_nan, temp2));
3195
      emit_insn (gen_iorv4si3 (temp2, a_abs, b_abs));
3196
      emit_insn (gen_ceq_v4si (iszero, temp2, CONST0_RTX (V4SImode)));
3197
      emit_insn (gen_rotlti3 (temp, spu_gen_subreg (TImode, iszero),
3198
                              GEN_INT (4 * 8)));
3199
      emit_insn (gen_andv4si3 (iszero, iszero, temp_v4si));
3200
      emit_insn (gen_iorv4si3 (temp2, biteq, iszero));
3201
      emit_insn (gen_andc_v4si (temp2, temp2, a_nan));
3202
      emit_insn (gen_shufb (operands[0], temp2, temp2, hihi_promote));
3203
      DONE;
3204
  }
3205
})
3206
 
3207
(define_expand "cmeq_v2df"
3208
  [(set (match_operand:V2DI 0 "spu_reg_operand" "=r")
3209
        (eq:V2DI (abs:V2DF (match_operand:V2DF 1 "spu_reg_operand" "r"))
3210
                 (abs:V2DF (match_operand:V2DF 2 "spu_reg_operand" "r"))))]
3211
  ""
3212
{
3213
  if (spu_arch == PROCESSOR_CELL)
3214
    {
3215
      rtx ra = spu_gen_subreg (V4SImode, operands[1]);
3216
      rtx rb = spu_gen_subreg (V4SImode, operands[2]);
3217
      rtx temp = gen_reg_rtx (TImode);
3218
      rtx temp_v4si = spu_gen_subreg (V4SImode, temp);
3219
      rtx temp2 = gen_reg_rtx (V4SImode);
3220
      rtx biteq = gen_reg_rtx (V4SImode);
3221
      rtx ahi_inf = gen_reg_rtx (V4SImode);
3222
      rtx a_nan = gen_reg_rtx (V4SImode);
3223
      rtx a_abs = gen_reg_rtx (V4SImode);
3224
      rtx b_abs = gen_reg_rtx (V4SImode);
3225
 
3226
      rtx pat = spu_const_from_ints (V4SImode, 0x7FFFFFFF, 0xFFFFFFFF,
3227
                                               0x7FFFFFFF, 0xFFFFFFFF);
3228
      rtx sign_mask = gen_reg_rtx (V4SImode);
3229
      rtx nan_mask = gen_reg_rtx (V4SImode);
3230
      rtx hihi_promote = gen_reg_rtx (TImode);
3231
 
3232
      emit_move_insn (sign_mask, pat);
3233
 
3234
      pat = spu_const_from_ints (V4SImode, 0x7FF00000, 0x0,
3235
                                           0x7FF00000, 0x0);
3236
      emit_move_insn (nan_mask, pat);
3237
      pat = spu_const_from_ints (TImode, 0x00010203, 0x10111213,
3238
                                         0x08090A0B, 0x18191A1B);
3239
      emit_move_insn (hihi_promote, pat);
3240
 
3241
      emit_insn (gen_andv4si3 (a_abs, ra, sign_mask));
3242
      emit_insn (gen_andv4si3 (b_abs, rb, sign_mask));
3243
      emit_insn (gen_ceq_v4si (biteq, a_abs, b_abs));
3244
      emit_insn (gen_rotlti3 (temp, spu_gen_subreg (TImode, biteq),
3245
                                                    GEN_INT (4 * 8)));
3246
      emit_insn (gen_andv4si3 (biteq, biteq, temp_v4si));
3247
      emit_insn (gen_clgt_v4si (a_nan, a_abs, nan_mask));
3248
      emit_insn (gen_ceq_v4si (ahi_inf, a_abs, nan_mask));
3249
      emit_insn (gen_rotlti3 (temp, spu_gen_subreg (TImode, a_nan),
3250
                                                    GEN_INT (4 * 8)));
3251
      emit_insn (gen_andv4si3 (temp2, temp_v4si, ahi_inf));
3252
      emit_insn (gen_iorv4si3 (a_nan, a_nan, temp2));
3253
      emit_insn (gen_andc_v4si (temp2, biteq, a_nan));
3254
      emit_insn (gen_shufb (operands[0], temp2, temp2, hihi_promote));
3255
      DONE;
3256
  }
3257
})
3258
 
3259
 
3260
;; cgt
3261
 
3262
(define_insn "cgt_"
3263
  [(set (match_operand:VQHSI 0 "spu_reg_operand" "=r,r")
3264
        (gt:VQHSI (match_operand:VQHSI 1 "spu_reg_operand" "r,r")
3265
                  (match_operand:VQHSI 2 "spu_arith_operand" "r,B")))]
3266
  ""
3267
  "@
3268
  cgt\t%0,%1,%2
3269
  cgti\t%0,%1,%2")
3270
 
3271
(define_insn "cgt_di_m1"
3272
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
3273
        (gt:SI (match_operand:DI 1 "spu_reg_operand" "r")
3274
               (const_int -1)))]
3275
  ""
3276
  "cgti\t%0,%1,-1")
3277
 
3278
(define_insn_and_split "cgt_di"
3279
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
3280
        (gt:SI (match_operand:DI 1 "spu_reg_operand" "r")
3281
               (match_operand:DI 2 "spu_reg_operand" "r")))
3282
   (clobber (match_scratch:V4SI 3 "=&r"))
3283
   (clobber (match_scratch:V4SI 4 "=&r"))
3284
   (clobber (match_scratch:V4SI 5 "=&r"))]
3285
  ""
3286
  "#"
3287
  "reload_completed"
3288
  [(set (match_dup:SI 0)
3289
        (gt:SI (match_dup:DI 1)
3290
               (match_dup:DI 2)))]
3291
  {
3292
    rtx op0 = gen_rtx_REG (V4SImode, REGNO (operands[0]));
3293
    rtx op1 = gen_rtx_REG (V4SImode, REGNO (operands[1]));
3294
    rtx op2 = gen_rtx_REG (V4SImode, REGNO (operands[2]));
3295
    rtx op3 = operands[3];
3296
    rtx op4 = operands[4];
3297
    rtx op5 = operands[5];
3298
    rtx op3d = gen_rtx_REG (V2DImode, REGNO (operands[3]));
3299
    emit_insn (gen_clgt_v4si (op3, op1, op2));
3300
    emit_insn (gen_ceq_v4si (op4, op1, op2));
3301
    emit_insn (gen_cgt_v4si (op5, op1, op2));
3302
    emit_insn (gen_spu_xswd (op3d, op3));
3303
    emit_insn (gen_selb (op0, op5, op3, op4));
3304
    DONE;
3305
  })
3306
 
3307
(define_insn "cgt_ti_m1"
3308
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
3309
        (gt:SI (match_operand:TI 1 "spu_reg_operand" "r")
3310
               (const_int -1)))]
3311
  ""
3312
  "cgti\t%0,%1,-1")
3313
 
3314
(define_insn "cgt_ti"
3315
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
3316
        (gt:SI (match_operand:TI 1 "spu_reg_operand" "r")
3317
               (match_operand:TI 2 "spu_reg_operand" "r")))
3318
   (clobber (match_scratch:V4SI 3 "=&r"))
3319
   (clobber (match_scratch:V4SI 4 "=&r"))
3320
   (clobber (match_scratch:V4SI 5 "=&r"))]
3321
  ""
3322
  "clgt\t%4,%1,%2\;\
3323
ceq\t%3,%1,%2\;\
3324
cgt\t%5,%1,%2\;\
3325
shlqbyi\t%0,%4,4\;\
3326
selb\t%0,%4,%0,%3\;\
3327
shlqbyi\t%0,%0,4\;\
3328
selb\t%0,%4,%0,%3\;\
3329
shlqbyi\t%0,%0,4\;\
3330
selb\t%0,%5,%0,%3"
3331
  [(set_attr "type" "multi0")
3332
   (set_attr "length" "36")])
3333
 
3334
(define_insn "cgt_"
3335
  [(set (match_operand: 0 "spu_reg_operand" "=r")
3336
        (gt: (match_operand:VSF 1 "spu_reg_operand" "r")
3337
                  (match_operand:VSF 2 "spu_reg_operand" "r")))]
3338
  ""
3339
  "fcgt\t%0,%1,%2")
3340
 
3341
(define_insn "cmgt_"
3342
  [(set (match_operand: 0 "spu_reg_operand" "=r")
3343
        (gt: (abs:VSF (match_operand:VSF 1 "spu_reg_operand" "r"))
3344
                  (abs:VSF (match_operand:VSF 2 "spu_reg_operand" "r"))))]
3345
  ""
3346
  "fcmgt\t%0,%1,%2")
3347
 
3348
(define_expand "cgt_df"
3349
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
3350
        (gt:SI (match_operand:DF 1 "spu_reg_operand" "r")
3351
               (match_operand:DF 2 "const_zero_operand" "i")))]
3352
  ""
3353
{
3354
  if (spu_arch == PROCESSOR_CELL)
3355
    {
3356
      rtx ra = gen_reg_rtx (V4SImode);
3357
      rtx rb = gen_reg_rtx (V4SImode);
3358
      rtx zero = gen_reg_rtx (V4SImode);
3359
      rtx temp = gen_reg_rtx (TImode);
3360
      rtx temp_v4si = spu_gen_subreg (V4SImode, temp);
3361
      rtx temp2 = gen_reg_rtx (V4SImode);
3362
      rtx hi_inf = gen_reg_rtx (V4SImode);
3363
      rtx a_nan = gen_reg_rtx (V4SImode);
3364
      rtx b_nan = gen_reg_rtx (V4SImode);
3365
      rtx a_abs = gen_reg_rtx (V4SImode);
3366
      rtx b_abs = gen_reg_rtx (V4SImode);
3367
      rtx asel = gen_reg_rtx (V4SImode);
3368
      rtx bsel = gen_reg_rtx (V4SImode);
3369
      rtx abor = gen_reg_rtx (V4SImode);
3370
      rtx bbor = gen_reg_rtx (V4SImode);
3371
      rtx gt_hi = gen_reg_rtx (V4SImode);
3372
      rtx gt_lo = gen_reg_rtx (V4SImode);
3373
      rtx sign_mask = gen_reg_rtx (V4SImode);
3374
      rtx nan_mask = gen_reg_rtx (V4SImode);
3375
      rtx hi_promote = gen_reg_rtx (TImode);
3376
      rtx borrow_shuffle = gen_reg_rtx (TImode);
3377
 
3378
      rtx pat = spu_const_from_ints (V4SImode, 0x7FFFFFFF, 0xFFFFFFFF,
3379
                                               0x7FFFFFFF, 0xFFFFFFFF);
3380
      emit_move_insn (sign_mask, pat);
3381
      pat = spu_const_from_ints (V4SImode, 0x7FF00000, 0x0,
3382
                                             0x7FF00000, 0x0);
3383
      emit_move_insn (nan_mask, pat);
3384
      pat = spu_const_from_ints (TImode, 0x00010203, 0x00010203,
3385
                                         0x08090A0B, 0x08090A0B);
3386
      emit_move_insn (hi_promote, pat);
3387
      pat = spu_const_from_ints (TImode, 0x04050607, 0xC0C0C0C0,
3388
                                         0x0C0D0E0F, 0xC0C0C0C0);
3389
      emit_move_insn (borrow_shuffle, pat);
3390
 
3391
      emit_insn (gen_spu_convert (ra, operands[1]));
3392
      emit_insn (gen_spu_convert (rb, operands[2]));
3393
      emit_insn (gen_andv4si3 (a_abs, ra, sign_mask));
3394
      emit_insn (gen_andv4si3 (b_abs, rb, sign_mask));
3395
 
3396
      if (!flag_finite_math_only)
3397
        {
3398
          /* check if ra is NaN  */
3399
          emit_insn (gen_ceq_v4si (hi_inf, a_abs, nan_mask));
3400
          emit_insn (gen_clgt_v4si (a_nan, a_abs, nan_mask));
3401
          emit_insn (gen_rotlti3 (temp, spu_gen_subreg (TImode, a_nan),
3402
                                  GEN_INT (4 * 8)));
3403
          emit_insn (gen_andv4si3 (temp2, temp_v4si, hi_inf));
3404
          emit_insn (gen_iorv4si3 (a_nan, a_nan, temp2));
3405
          emit_insn (gen_shufb (a_nan, a_nan, a_nan, hi_promote));
3406
 
3407
          /* check if rb is NaN  */
3408
          emit_insn (gen_ceq_v4si (hi_inf, b_abs, nan_mask));
3409
          emit_insn (gen_clgt_v4si (b_nan, b_abs, nan_mask));
3410
          emit_insn (gen_rotlti3 (temp, spu_gen_subreg (TImode, b_nan),
3411
                                  GEN_INT (4 * 8)));
3412
          emit_insn (gen_andv4si3 (temp2, temp_v4si, hi_inf));
3413
          emit_insn (gen_iorv4si3 (b_nan, b_nan, temp2));
3414
          emit_insn (gen_shufb (b_nan, b_nan, b_nan, hi_promote));
3415
 
3416
          /* check if ra or rb is NaN  */
3417
          emit_insn (gen_iorv4si3 (a_nan, a_nan, b_nan));
3418
        }
3419
      emit_move_insn (zero, CONST0_RTX (V4SImode));
3420
      emit_insn (gen_vashrv4si3 (asel, ra, spu_const (V4SImode, 31)));
3421
      emit_insn (gen_shufb (asel, asel, asel, hi_promote));
3422
      emit_insn (gen_bg_v4si (abor, zero, a_abs));
3423
      emit_insn (gen_shufb (abor, abor, abor, borrow_shuffle));
3424
      emit_insn (gen_sfx_v4si (abor, zero, a_abs, abor));
3425
      emit_insn (gen_selb (abor, a_abs, abor, asel));
3426
 
3427
      emit_insn (gen_vashrv4si3 (bsel, rb, spu_const (V4SImode, 31)));
3428
      emit_insn (gen_shufb (bsel, bsel, bsel, hi_promote));
3429
      emit_insn (gen_bg_v4si (bbor, zero, b_abs));
3430
      emit_insn (gen_shufb (bbor, bbor, bbor, borrow_shuffle));
3431
      emit_insn (gen_sfx_v4si (bbor, zero, b_abs, bbor));
3432
      emit_insn (gen_selb (bbor, b_abs, bbor, bsel));
3433
 
3434
      emit_insn (gen_cgt_v4si (gt_hi, abor, bbor));
3435
      emit_insn (gen_clgt_v4si (gt_lo, abor, bbor));
3436
      emit_insn (gen_ceq_v4si (temp2, abor, bbor));
3437
      emit_insn (gen_rotlti3 (temp, spu_gen_subreg (TImode, gt_lo),
3438
                                GEN_INT (4 * 8)));
3439
      emit_insn (gen_andv4si3 (temp2, temp2, temp_v4si));
3440
      emit_insn (gen_iorv4si3 (temp2, gt_hi, temp2));
3441
      emit_insn (gen_shufb (temp2, temp2, temp2, hi_promote));
3442
      if (!flag_finite_math_only)
3443
        {
3444
          /* correct for NaNs  */
3445
          emit_insn (gen_andc_v4si (temp2, temp2, a_nan));
3446
        }
3447
      emit_insn (gen_spu_convert (operands[0], temp2));
3448
      DONE;
3449
    }
3450
})
3451
 
3452
(define_insn "cgt__celledp"
3453
  [(set (match_operand: 0 "spu_reg_operand" "=r")
3454
        (gt: (match_operand:VDF 1 "spu_reg_operand" "r")
3455
                   (match_operand:VDF 2 "spu_reg_operand" "r")))]
3456
  "spu_arch == PROCESSOR_CELLEDP"
3457
  "dfcgt\t%0,%1,%2"
3458
  [(set_attr "type" "fpd")])
3459
 
3460
(define_insn "cmgt__celledp"
3461
  [(set (match_operand: 0 "spu_reg_operand" "=r")
3462
        (gt: (abs:VDF (match_operand:VDF 1 "spu_reg_operand" "r"))
3463
                   (abs:VDF (match_operand:VDF 2 "spu_reg_operand" "r"))))]
3464
  "spu_arch == PROCESSOR_CELLEDP"
3465
  "dfcmgt\t%0,%1,%2"
3466
  [(set_attr "type" "fpd")])
3467
 
3468
(define_expand "cgt_v2df"
3469
  [(set (match_operand:V2DI 0 "spu_reg_operand" "=r")
3470
        (gt:V2DI (match_operand:V2DF 1 "spu_reg_operand" "r")
3471
                 (match_operand:V2DF 2 "spu_reg_operand" "r")))]
3472
  ""
3473
{
3474
  if (spu_arch == PROCESSOR_CELL)
3475
    {
3476
      rtx ra = spu_gen_subreg (V4SImode, operands[1]);
3477
      rtx rb = spu_gen_subreg (V4SImode, operands[2]);
3478
      rtx zero = gen_reg_rtx (V4SImode);
3479
      rtx temp = gen_reg_rtx (TImode);
3480
      rtx temp_v4si = spu_gen_subreg (V4SImode, temp);
3481
      rtx temp2 = gen_reg_rtx (V4SImode);
3482
      rtx hi_inf = gen_reg_rtx (V4SImode);
3483
      rtx a_nan = gen_reg_rtx (V4SImode);
3484
      rtx b_nan = gen_reg_rtx (V4SImode);
3485
      rtx a_abs = gen_reg_rtx (V4SImode);
3486
      rtx b_abs = gen_reg_rtx (V4SImode);
3487
      rtx asel = gen_reg_rtx (V4SImode);
3488
      rtx bsel = gen_reg_rtx (V4SImode);
3489
      rtx abor = gen_reg_rtx (V4SImode);
3490
      rtx bbor = gen_reg_rtx (V4SImode);
3491
      rtx gt_hi = gen_reg_rtx (V4SImode);
3492
      rtx gt_lo = gen_reg_rtx (V4SImode);
3493
      rtx sign_mask = gen_reg_rtx (V4SImode);
3494
      rtx nan_mask = gen_reg_rtx (V4SImode);
3495
      rtx hi_promote = gen_reg_rtx (TImode);
3496
      rtx borrow_shuffle = gen_reg_rtx (TImode);
3497
      rtx pat = spu_const_from_ints (V4SImode, 0x7FFFFFFF, 0xFFFFFFFF,
3498
                                               0x7FFFFFFF, 0xFFFFFFFF);
3499
      emit_move_insn (sign_mask, pat);
3500
      pat = spu_const_from_ints (V4SImode, 0x7FF00000, 0x0,
3501
                                           0x7FF00000, 0x0);
3502
      emit_move_insn (nan_mask, pat);
3503
      pat = spu_const_from_ints (TImode, 0x00010203, 0x00010203,
3504
                                         0x08090A0B, 0x08090A0B);
3505
      emit_move_insn (hi_promote, pat);
3506
      pat = spu_const_from_ints (TImode, 0x04050607, 0xC0C0C0C0,
3507
                                         0x0C0D0E0F, 0xC0C0C0C0);
3508
      emit_move_insn (borrow_shuffle, pat);
3509
 
3510
      emit_insn (gen_andv4si3 (a_abs, ra, sign_mask));
3511
      emit_insn (gen_ceq_v4si (hi_inf, a_abs, nan_mask));
3512
      emit_insn (gen_clgt_v4si (a_nan, a_abs, nan_mask));
3513
      emit_insn (gen_rotlti3 (temp, spu_gen_subreg (TImode, a_nan),
3514
                                                    GEN_INT (4 * 8)));
3515
      emit_insn (gen_andv4si3 (temp2, temp_v4si, hi_inf));
3516
      emit_insn (gen_iorv4si3 (a_nan, a_nan, temp2));
3517
      emit_insn (gen_shufb (a_nan, a_nan, a_nan, hi_promote));
3518
      emit_insn (gen_andv4si3 (b_abs, rb, sign_mask));
3519
      emit_insn (gen_ceq_v4si (hi_inf, b_abs, nan_mask));
3520
      emit_insn (gen_clgt_v4si (b_nan, b_abs, nan_mask));
3521
      emit_insn (gen_rotlti3 (temp, spu_gen_subreg (TImode, b_nan),
3522
                                                    GEN_INT (4 * 8)));
3523
      emit_insn (gen_andv4si3 (temp2, temp_v4si, hi_inf));
3524
      emit_insn (gen_iorv4si3 (b_nan, b_nan, temp2));
3525
      emit_insn (gen_shufb (b_nan, b_nan, b_nan, hi_promote));
3526
      emit_insn (gen_iorv4si3 (a_nan, a_nan, b_nan));
3527
      emit_move_insn (zero, CONST0_RTX (V4SImode));
3528
      emit_insn (gen_vashrv4si3 (asel, ra, spu_const (V4SImode, 31)));
3529
      emit_insn (gen_shufb (asel, asel, asel, hi_promote));
3530
      emit_insn (gen_bg_v4si (abor, zero, a_abs));
3531
      emit_insn (gen_shufb (abor, abor, abor, borrow_shuffle));
3532
      emit_insn (gen_sfx_v4si (abor, zero, a_abs, abor));
3533
      emit_insn (gen_selb (abor, a_abs, abor, asel));
3534
      emit_insn (gen_vashrv4si3 (bsel, rb, spu_const (V4SImode, 31)));
3535
      emit_insn (gen_shufb (bsel, bsel, bsel, hi_promote));
3536
      emit_insn (gen_bg_v4si (bbor, zero, b_abs));
3537
      emit_insn (gen_shufb (bbor, bbor, bbor, borrow_shuffle));
3538
      emit_insn (gen_sfx_v4si (bbor, zero, b_abs, bbor));
3539
      emit_insn (gen_selb (bbor, b_abs, bbor, bsel));
3540
      emit_insn (gen_cgt_v4si (gt_hi, abor, bbor));
3541
      emit_insn (gen_clgt_v4si (gt_lo, abor, bbor));
3542
      emit_insn (gen_ceq_v4si (temp2, abor, bbor));
3543
      emit_insn (gen_rotlti3 (temp, spu_gen_subreg (TImode, gt_lo),
3544
                                                    GEN_INT (4 * 8)));
3545
      emit_insn (gen_andv4si3 (temp2, temp2, temp_v4si));
3546
      emit_insn (gen_iorv4si3 (temp2, gt_hi, temp2));
3547
 
3548
      emit_insn (gen_shufb (temp2, temp2, temp2, hi_promote));
3549
      emit_insn (gen_andc_v4si (temp2, temp2, a_nan));
3550
      emit_move_insn (operands[0], spu_gen_subreg (V2DImode, temp2));
3551
      DONE;
3552
    }
3553
})
3554
 
3555
(define_expand "cmgt_v2df"
3556
  [(set (match_operand:V2DI 0 "spu_reg_operand" "=r")
3557
        (gt:V2DI (abs:V2DF (match_operand:V2DF 1 "spu_reg_operand" "r"))
3558
                 (abs:V2DF (match_operand:V2DF 2 "spu_reg_operand" "r"))))]
3559
  ""
3560
{
3561
  if (spu_arch == PROCESSOR_CELL)
3562
    {
3563
      rtx ra = spu_gen_subreg (V4SImode, operands[1]);
3564
      rtx rb = spu_gen_subreg (V4SImode, operands[2]);
3565
      rtx temp = gen_reg_rtx (TImode);
3566
      rtx temp_v4si = spu_gen_subreg (V4SImode, temp);
3567
      rtx temp2 = gen_reg_rtx (V4SImode);
3568
      rtx hi_inf = gen_reg_rtx (V4SImode);
3569
      rtx a_nan = gen_reg_rtx (V4SImode);
3570
      rtx b_nan = gen_reg_rtx (V4SImode);
3571
      rtx a_abs = gen_reg_rtx (V4SImode);
3572
      rtx b_abs = gen_reg_rtx (V4SImode);
3573
      rtx gt_hi = gen_reg_rtx (V4SImode);
3574
      rtx gt_lo = gen_reg_rtx (V4SImode);
3575
      rtx sign_mask = gen_reg_rtx (V4SImode);
3576
      rtx nan_mask = gen_reg_rtx (V4SImode);
3577
      rtx hi_promote = gen_reg_rtx (TImode);
3578
      rtx pat = spu_const_from_ints (V4SImode, 0x7FFFFFFF, 0xFFFFFFFF,
3579
                                               0x7FFFFFFF, 0xFFFFFFFF);
3580
      emit_move_insn (sign_mask, pat);
3581
      pat = spu_const_from_ints (V4SImode, 0x7FF00000, 0x0,
3582
                                           0x7FF00000, 0x0);
3583
      emit_move_insn (nan_mask, pat);
3584
      pat = spu_const_from_ints (TImode, 0x00010203, 0x00010203,
3585
                                         0x08090A0B, 0x08090A0B);
3586
      emit_move_insn (hi_promote, pat);
3587
 
3588
      emit_insn (gen_andv4si3 (a_abs, ra, sign_mask));
3589
      emit_insn (gen_ceq_v4si (hi_inf, a_abs, nan_mask));
3590
      emit_insn (gen_clgt_v4si (a_nan, a_abs, nan_mask));
3591
      emit_insn (gen_rotlti3 (temp, spu_gen_subreg (TImode, a_nan),
3592
                                                    GEN_INT (4 * 8)));
3593
      emit_insn (gen_andv4si3 (temp2, temp_v4si, hi_inf));
3594
      emit_insn (gen_iorv4si3 (a_nan, a_nan, temp2));
3595
      emit_insn (gen_shufb (a_nan, a_nan, a_nan, hi_promote));
3596
      emit_insn (gen_andv4si3 (b_abs, rb, sign_mask));
3597
      emit_insn (gen_ceq_v4si (hi_inf, b_abs, nan_mask));
3598
      emit_insn (gen_clgt_v4si (b_nan, b_abs, nan_mask));
3599
      emit_insn (gen_rotlti3 (temp, spu_gen_subreg (TImode, b_nan),
3600
                                                    GEN_INT (4 * 8)));
3601
      emit_insn (gen_andv4si3 (temp2, temp_v4si, hi_inf));
3602
      emit_insn (gen_iorv4si3 (b_nan, b_nan, temp2));
3603
      emit_insn (gen_shufb (b_nan, b_nan, b_nan, hi_promote));
3604
      emit_insn (gen_iorv4si3 (a_nan, a_nan, b_nan));
3605
 
3606
      emit_insn (gen_clgt_v4si (gt_hi, a_abs, b_abs));
3607
      emit_insn (gen_clgt_v4si (gt_lo, a_abs, b_abs));
3608
      emit_insn (gen_ceq_v4si (temp2, a_abs, b_abs));
3609
      emit_insn (gen_rotlti3 (temp, spu_gen_subreg (TImode, gt_lo),
3610
                                                    GEN_INT (4 * 8)));
3611
      emit_insn (gen_andv4si3 (temp2, temp2, temp_v4si));
3612
      emit_insn (gen_iorv4si3 (temp2, gt_hi, temp2));
3613
      emit_insn (gen_shufb (temp2, temp2, temp2, hi_promote));
3614
      emit_insn (gen_andc_v4si (temp2, temp2, a_nan));
3615
      emit_move_insn (operands[0], spu_gen_subreg (V2DImode, temp2));
3616
      DONE;
3617
    }
3618
})
3619
 
3620
 
3621
;; clgt
3622
 
3623
(define_insn "clgt_"
3624
  [(set (match_operand:VQHSI 0 "spu_reg_operand" "=r,r")
3625
        (gtu:VQHSI (match_operand:VQHSI 1 "spu_reg_operand" "r,r")
3626
                   (match_operand:VQHSI 2 "spu_arith_operand" "r,B")))]
3627
  ""
3628
  "@
3629
  clgt\t%0,%1,%2
3630
  clgti\t%0,%1,%2")
3631
 
3632
(define_insn_and_split "clgt_di"
3633
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
3634
        (gtu:SI (match_operand:DI 1 "spu_reg_operand" "r")
3635
                (match_operand:DI 2 "spu_reg_operand" "r")))
3636
   (clobber (match_scratch:V4SI 3 "=&r"))
3637
   (clobber (match_scratch:V4SI 4 "=&r"))
3638
   (clobber (match_scratch:V4SI 5 "=&r"))]
3639
  ""
3640
  "#"
3641
  "reload_completed"
3642
  [(set (match_dup:SI 0)
3643
        (gtu:SI (match_dup:DI 1)
3644
                (match_dup:DI 2)))]
3645
  {
3646
    rtx op0 = gen_rtx_REG (V4SImode, REGNO (operands[0]));
3647
    rtx op1 = gen_rtx_REG (V4SImode, REGNO (operands[1]));
3648
    rtx op2 = gen_rtx_REG (V4SImode, REGNO (operands[2]));
3649
    rtx op3 = operands[3];
3650
    rtx op4 = operands[4];
3651
    rtx op5 = operands[5];
3652
    rtx op5d = gen_rtx_REG (V2DImode, REGNO (operands[5]));
3653
    emit_insn (gen_clgt_v4si (op3, op1, op2));
3654
    emit_insn (gen_ceq_v4si (op4, op1, op2));
3655
    emit_insn (gen_spu_xswd (op5d, op3));
3656
    emit_insn (gen_selb (op0, op3, op5, op4));
3657
    DONE;
3658
  })
3659
 
3660
(define_insn "clgt_ti"
3661
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
3662
        (gtu:SI (match_operand:TI 1 "spu_reg_operand" "r")
3663
               (match_operand:TI 2 "spu_reg_operand" "r")))
3664
   (clobber (match_scratch:V4SI 3 "=&r"))
3665
   (clobber (match_scratch:V4SI 4 "=&r"))]
3666
  ""
3667
  "ceq\t%3,%1,%2\;\
3668
clgt\t%4,%1,%2\;\
3669
shlqbyi\t%0,%4,4\;\
3670
selb\t%0,%4,%0,%3\;\
3671
shlqbyi\t%0,%0,4\;\
3672
selb\t%0,%4,%0,%3\;\
3673
shlqbyi\t%0,%0,4\;\
3674
selb\t%0,%4,%0,%3"
3675
  [(set_attr "type" "multi0")
3676
   (set_attr "length" "32")])
3677
 
3678
 
3679
;; dftsv
3680
(define_insn "dftsv_celledp"
3681
  [(set (match_operand:V2DI 0 "spu_reg_operand" "=r")
3682
        (unspec:V2DI [(match_operand:V2DF 1 "spu_reg_operand"  "r")
3683
                      (match_operand:SI   2 "const_int_operand" "i")]
3684
                      UNSPEC_DFTSV))]
3685
  "spu_arch == PROCESSOR_CELLEDP"
3686
  "dftsv\t%0,%1,%2"
3687
  [(set_attr "type" "fpd")])
3688
 
3689
(define_expand "dftsv"
3690
  [(set (match_operand:V2DI 0 "spu_reg_operand" "=r")
3691
        (unspec:V2DI [(match_operand:V2DF 1 "spu_reg_operand" "r")
3692
                      (match_operand:SI   2 "const_int_operand" "i")]
3693
                      UNSPEC_DFTSV))]
3694
  ""
3695
{
3696
  if (spu_arch == PROCESSOR_CELL)
3697
    {
3698
      rtx result = gen_reg_rtx (V4SImode);
3699
      emit_move_insn (result, CONST0_RTX (V4SImode));
3700
 
3701
      if (INTVAL (operands[2]))
3702
        {
3703
          rtx ra = spu_gen_subreg (V4SImode, operands[1]);
3704
          rtx abs = gen_reg_rtx (V4SImode);
3705
          rtx sign = gen_reg_rtx (V4SImode);
3706
          rtx temp = gen_reg_rtx (TImode);
3707
          rtx temp_v4si = spu_gen_subreg (V4SImode, temp);
3708
          rtx temp2 = gen_reg_rtx (V4SImode);
3709
          rtx pat = spu_const_from_ints (V4SImode, 0x7FFFFFFF, 0xFFFFFFFF,
3710
                                                   0x7FFFFFFF, 0xFFFFFFFF);
3711
          rtx sign_mask = gen_reg_rtx (V4SImode);
3712
          rtx hi_promote = gen_reg_rtx (TImode);
3713
          emit_move_insn (sign_mask, pat);
3714
          pat = spu_const_from_ints (TImode, 0x00010203, 0x00010203,
3715
                                             0x08090A0B, 0x08090A0B);
3716
          emit_move_insn (hi_promote, pat);
3717
 
3718
          emit_insn (gen_vashrv4si3 (sign, ra, spu_const (V4SImode, 31)));
3719
          emit_insn (gen_shufb (sign, sign, sign, hi_promote));
3720
          emit_insn (gen_andv4si3 (abs, ra, sign_mask));
3721
 
3722
          /* NaN  or +inf or -inf */
3723
          if (INTVAL (operands[2]) & 0x70)
3724
            {
3725
              rtx nan_mask = gen_reg_rtx (V4SImode);
3726
              rtx isinf = gen_reg_rtx (V4SImode);
3727
              pat = spu_const_from_ints (V4SImode, 0x7FF00000, 0x0,
3728
                                                   0x7FF00000, 0x0);
3729
              emit_move_insn (nan_mask, pat);
3730
              emit_insn (gen_ceq_v4si (isinf, abs, nan_mask));
3731
 
3732
              /* NaN  */
3733
              if (INTVAL (operands[2]) & 0x40)
3734
                {
3735
                  rtx isnan = gen_reg_rtx (V4SImode);
3736
                  emit_insn (gen_clgt_v4si (isnan, abs, nan_mask));
3737
                  emit_insn (gen_rotlti3 (temp, spu_gen_subreg (TImode, isnan),
3738
                                                             GEN_INT (4 * 8)));
3739
                  emit_insn (gen_andv4si3 (temp2, temp_v4si, isinf));
3740
                  emit_insn (gen_iorv4si3 (isnan, isnan, temp2));
3741
                  emit_insn (gen_shufb (isnan, isnan, isnan, hi_promote));
3742
                  emit_insn (gen_iorv4si3 (result, result, isnan));
3743
                }
3744
              /* +inf or -inf  */
3745
              if (INTVAL (operands[2]) & 0x30)
3746
                {
3747
                  emit_insn (gen_rotlti3 (temp, spu_gen_subreg (TImode, isinf),
3748
                                                             GEN_INT (4 * 8)));
3749
                  emit_insn (gen_andv4si3 (isinf, isinf, temp_v4si));
3750
                  emit_insn (gen_shufb (isinf, isinf, isinf, hi_promote));
3751
 
3752
                  /* +inf  */
3753
                  if (INTVAL (operands[2]) & 0x20)
3754
                    {
3755
                      emit_insn (gen_andc_v4si (temp2, isinf, sign));
3756
                      emit_insn (gen_iorv4si3 (result, result, temp2));
3757
                    }
3758
                  /* -inf  */
3759
                  if (INTVAL (operands[2]) & 0x10)
3760
                    {
3761
                      emit_insn (gen_andv4si3 (temp2, isinf, sign));
3762
                      emit_insn (gen_iorv4si3 (result, result, temp2));
3763
                    }
3764
                }
3765
            }
3766
 
3767
          /* 0 or denorm  */
3768
          if (INTVAL (operands[2]) & 0xF)
3769
            {
3770
              rtx iszero = gen_reg_rtx (V4SImode);
3771
              emit_insn (gen_ceq_v4si (iszero, abs, CONST0_RTX (V4SImode)));
3772
              emit_insn (gen_rotlti3 (temp, spu_gen_subreg (TImode, iszero),
3773
                                                          GEN_INT (4 * 8)));
3774
              emit_insn (gen_andv4si3 (iszero, iszero, temp_v4si));
3775
 
3776
              /* denorm  */
3777
              if (INTVAL (operands[2]) & 0x3)
3778
                {
3779
                  rtx isdenorm = gen_reg_rtx (V4SImode);
3780
                  rtx denorm_mask = gen_reg_rtx (V4SImode);
3781
                  emit_move_insn (denorm_mask, spu_const (V4SImode, 0xFFFFF));
3782
                  emit_insn (gen_clgt_v4si (isdenorm, abs, denorm_mask));
3783
                  emit_insn (gen_nor_v4si (isdenorm, isdenorm, iszero));
3784
                  emit_insn (gen_shufb (isdenorm, isdenorm,
3785
                                        isdenorm, hi_promote));
3786
                  /* +denorm  */
3787
                  if (INTVAL (operands[2]) & 0x2)
3788
                    {
3789
                      emit_insn (gen_andc_v4si (temp2, isdenorm, sign));
3790
                      emit_insn (gen_iorv4si3 (result, result, temp2));
3791
                    }
3792
                  /* -denorm  */
3793
                  if (INTVAL (operands[2]) & 0x1)
3794
                    {
3795
                      emit_insn (gen_andv4si3 (temp2, isdenorm, sign));
3796
                      emit_insn (gen_iorv4si3 (result, result, temp2));
3797
                    }
3798
                }
3799
 
3800
              /* 0  */
3801
              if (INTVAL (operands[2]) & 0xC)
3802
                {
3803
                  emit_insn (gen_shufb (iszero, iszero, iszero, hi_promote));
3804
                  /* +0  */
3805
                  if (INTVAL (operands[2]) & 0x8)
3806
                    {
3807
                      emit_insn (gen_andc_v4si (temp2, iszero, sign));
3808
                      emit_insn (gen_iorv4si3 (result, result, temp2));
3809
                    }
3810
                  /* -0  */
3811
                  if (INTVAL (operands[2]) & 0x4)
3812
                    {
3813
                      emit_insn (gen_andv4si3 (temp2, iszero, sign));
3814
                      emit_insn (gen_iorv4si3 (result, result, temp2));
3815
                    }
3816
                }
3817
             }
3818
          }
3819
      emit_move_insn (operands[0], spu_gen_subreg (V2DImode, result));
3820
      DONE;
3821
    }
3822
})
3823
 
3824
 
3825
;; branches
3826
 
3827
(define_insn ""
3828
  [(set (pc)
3829
        (if_then_else (match_operator 1 "branch_comparison_operator"
3830
                                      [(match_operand 2
3831
                                                      "spu_reg_operand" "r")
3832
                                       (const_int 0)])
3833
                      (label_ref (match_operand 0 "" ""))
3834
                      (pc)))]
3835
  ""
3836
  "br%b2%b1z\t%2,%0"
3837
  [(set_attr "type" "br")])
3838
 
3839
(define_insn ""
3840
  [(set (pc)
3841
        (if_then_else (match_operator 0 "branch_comparison_operator"
3842
                                      [(match_operand 1
3843
                                                      "spu_reg_operand" "r")
3844
                                       (const_int 0)])
3845
                      (return)
3846
                      (pc)))]
3847
  "direct_return ()"
3848
  "bi%b1%b0z\t%1,$lr"
3849
  [(set_attr "type" "br")])
3850
 
3851
(define_insn ""
3852
  [(set (pc)
3853
        (if_then_else (match_operator 1 "branch_comparison_operator"
3854
                                      [(match_operand 2
3855
                                                      "spu_reg_operand" "r")
3856
                                       (const_int 0)])
3857
                      (pc)
3858
                      (label_ref (match_operand 0 "" ""))))]
3859
  ""
3860
  "br%b2%b1z\t%2,%0"
3861
  [(set_attr "type" "br")])
3862
 
3863
(define_insn ""
3864
  [(set (pc)
3865
        (if_then_else (match_operator 0 "branch_comparison_operator"
3866
                                      [(match_operand 1
3867
                                                      "spu_reg_operand" "r")
3868
                                       (const_int 0)])
3869
                      (pc)
3870
                      (return)))]
3871
  "direct_return ()"
3872
  "bi%b1%b0z\t%1,$lr"
3873
  [(set_attr "type" "br")])
3874
 
3875
 
3876
;; vector conditional compare patterns
3877
(define_expand "vcond"
3878
  [(set (match_operand:VCMP 0 "spu_reg_operand" "=r")
3879
        (if_then_else:VCMP
3880
          (match_operator 3 "comparison_operator"
3881
            [(match_operand:VCMP 4 "spu_reg_operand" "r")
3882
             (match_operand:VCMP 5 "spu_reg_operand" "r")])
3883
          (match_operand:VCMP 1 "spu_reg_operand" "r")
3884
          (match_operand:VCMP 2 "spu_reg_operand" "r")))]
3885
  ""
3886
  {
3887
    if (spu_emit_vector_cond_expr (operands[0], operands[1], operands[2],
3888
                                   operands[3], operands[4], operands[5]))
3889
    DONE;
3890
    else
3891
    FAIL;
3892
  })
3893
 
3894
(define_expand "vcondu"
3895
  [(set (match_operand:VCMPU 0 "spu_reg_operand" "=r")
3896
        (if_then_else:VCMPU
3897
          (match_operator 3 "comparison_operator"
3898
            [(match_operand:VCMPU 4 "spu_reg_operand" "r")
3899
             (match_operand:VCMPU 5 "spu_reg_operand" "r")])
3900
          (match_operand:VCMPU 1 "spu_reg_operand" "r")
3901
          (match_operand:VCMPU 2 "spu_reg_operand" "r")))]
3902
  ""
3903
  {
3904
    if (spu_emit_vector_cond_expr (operands[0], operands[1], operands[2],
3905
                                   operands[3], operands[4], operands[5]))
3906
    DONE;
3907
    else
3908
    FAIL;
3909
  })
3910
 
3911
 
3912
;; branch on condition
3913
 
3914
(define_expand "cbranch4"
3915
  [(use (match_operator 0 "ordered_comparison_operator"
3916
         [(match_operand:VQHSI 1 "spu_reg_operand" "")
3917
          (match_operand:VQHSI 2 "spu_nonmem_operand" "")]))
3918
   (use (match_operand 3 ""))]
3919
  ""
3920
  { spu_emit_branch_or_set (0, operands[0], operands); DONE; })
3921
 
3922
(define_expand "cbranch4"
3923
  [(use (match_operator 0 "ordered_comparison_operator"
3924
         [(match_operand:DTI 1 "spu_reg_operand" "")
3925
          (match_operand:DTI 2 "spu_reg_operand" "")]))
3926
   (use (match_operand 3 ""))]
3927
  ""
3928
  { spu_emit_branch_or_set (0, operands[0], operands); DONE; })
3929
 
3930
(define_expand "cbranch4"
3931
  [(use (match_operator 0 "ordered_comparison_operator"
3932
         [(match_operand:VSF 1 "spu_reg_operand" "")
3933
          (match_operand:VSF 2 "spu_reg_operand" "")]))
3934
   (use (match_operand 3 ""))]
3935
  ""
3936
  { spu_emit_branch_or_set (0, operands[0], operands); DONE; })
3937
 
3938
(define_expand "cbranchdf4"
3939
  [(use (match_operator 0 "ordered_comparison_operator"
3940
         [(match_operand:DF 1 "spu_reg_operand" "")
3941
          (match_operand:DF 2 "spu_reg_operand" "")]))
3942
   (use (match_operand 3 ""))]
3943
  ""
3944
  { spu_emit_branch_or_set (0, operands[0], operands); DONE; })
3945
 
3946
 
3947
;; set on condition
3948
 
3949
(define_expand "cstore4"
3950
  [(use (match_operator 1 "ordered_comparison_operator"
3951
         [(match_operand:VQHSI 2 "spu_reg_operand" "")
3952
          (match_operand:VQHSI 3 "spu_nonmem_operand" "")]))
3953
   (clobber (match_operand:SI 0 "spu_reg_operand"))]
3954
  ""
3955
  { spu_emit_branch_or_set (1, operands[1], operands); DONE; })
3956
 
3957
(define_expand "cstore4"
3958
  [(use (match_operator 1 "ordered_comparison_operator"
3959
         [(match_operand:DTI 2 "spu_reg_operand" "")
3960
          (match_operand:DTI 3 "spu_reg_operand" "")]))
3961
   (clobber (match_operand:SI 0 "spu_reg_operand"))]
3962
  ""
3963
  { spu_emit_branch_or_set (1, operands[1], operands); DONE; })
3964
 
3965
(define_expand "cstore4"
3966
  [(use (match_operator 1 "ordered_comparison_operator"
3967
         [(match_operand:VSF 2 "spu_reg_operand" "")
3968
          (match_operand:VSF 3 "spu_reg_operand" "")]))
3969
   (clobber (match_operand:SI 0 "spu_reg_operand"))]
3970
  ""
3971
  { spu_emit_branch_or_set (1, operands[1], operands); DONE; })
3972
 
3973
(define_expand "cstoredf4"
3974
  [(use (match_operator 1 "ordered_comparison_operator"
3975
         [(match_operand:DF 2 "spu_reg_operand" "")
3976
          (match_operand:DF 3 "spu_reg_operand" "")]))
3977
   (clobber (match_operand:SI 0 "spu_reg_operand"))]
3978
  ""
3979
  { spu_emit_branch_or_set (1, operands[1], operands); DONE; })
3980
 
3981
 
3982
;; conditional move
3983
 
3984
;; Define this first one so HAVE_conditional_move is defined.
3985
(define_insn "movcc_dummy"
3986
  [(set (match_operand 0 "" "")
3987
       (if_then_else (match_operand 1 "" "")
3988
                     (match_operand 2 "" "")
3989
                     (match_operand 3 "" "")))]
3990
  "!operands[0]"
3991
  "")
3992
 
3993
(define_expand "movcc"
3994
  [(set (match_operand:ALL 0 "spu_reg_operand" "")
3995
        (if_then_else:ALL (match_operand 1 "ordered_comparison_operator" "")
3996
                      (match_operand:ALL 2 "spu_reg_operand" "")
3997
                      (match_operand:ALL 3 "spu_reg_operand" "")))]
3998
  ""
3999
  {
4000
    spu_emit_branch_or_set(2, operands[1], operands);
4001
    DONE;
4002
  })
4003
 
4004
;; This pattern is used when the result of a compare is not large
4005
;; enough to use in a selb when expanding conditional moves.
4006
(define_expand "extend_compare"
4007
  [(set (match_operand 0 "spu_reg_operand" "=r")
4008
        (unspec [(match_operand 1 "spu_reg_operand" "r")] UNSPEC_EXTEND_CMP))]
4009
  ""
4010
  {
4011
    emit_insn (gen_rtx_SET (VOIDmode, operands[0],
4012
                            gen_rtx_UNSPEC (GET_MODE (operands[0]),
4013
                                            gen_rtvec (1, operands[1]),
4014
                                            UNSPEC_EXTEND_CMP)));
4015
    DONE;
4016
  })
4017
 
4018
(define_insn "extend_compare"
4019
  [(set (match_operand:ALL 0 "spu_reg_operand" "=r")
4020
        (unspec:ALL [(match_operand 1 "spu_reg_operand" "r")] UNSPEC_EXTEND_CMP))]
4021
  "operands"
4022
  "fsm\t%0,%1"
4023
  [(set_attr "type" "shuf")])
4024
 
4025
 
4026
;; case
4027
 
4028
;; operand 0 is index
4029
;; operand 1 is the minimum bound
4030
;; operand 2 is the maximum bound - minimum bound + 1
4031
;; operand 3 is CODE_LABEL for the table;
4032
;; operand 4 is the CODE_LABEL to go to if index out of range.
4033
(define_expand "casesi"
4034
  [(match_operand:SI 0 "spu_reg_operand" "")
4035
   (match_operand:SI 1 "immediate_operand" "")
4036
   (match_operand:SI 2 "immediate_operand" "")
4037
   (match_operand 3 "" "")
4038
   (match_operand 4 "" "")]
4039
  ""
4040
  {
4041
    rtx table = gen_reg_rtx (SImode);
4042
    rtx index = gen_reg_rtx (SImode);
4043
    rtx sindex = gen_reg_rtx (SImode);
4044
    rtx addr = gen_reg_rtx (Pmode);
4045
 
4046
    emit_move_insn (table, gen_rtx_LABEL_REF (SImode, operands[3]));
4047
 
4048
    emit_insn (gen_subsi3(index, operands[0], force_reg(SImode, operands[1])));
4049
    emit_insn (gen_ashlsi3(sindex, index, GEN_INT (2)));
4050
    emit_move_insn (addr, gen_rtx_MEM (SImode,
4051
                                       gen_rtx_PLUS (SImode, table, sindex)));
4052
    if (flag_pic)
4053
      emit_insn (gen_addsi3 (addr, addr, table));
4054
 
4055
    emit_cmp_and_jump_insns (index, operands[2], GTU, NULL_RTX, SImode, 1, operands[4]);
4056
    emit_jump_insn (gen_tablejump (addr, operands[3]));
4057
    DONE;
4058
  })
4059
 
4060
(define_insn "tablejump"
4061
  [(set (pc) (match_operand:SI 0 "spu_reg_operand" "r"))
4062
   (use (label_ref (match_operand 1 "" "")))]
4063
  ""
4064
  "bi\t%0"
4065
  [(set_attr "type" "br")])
4066
 
4067
 
4068
;; call
4069
 
4070
;; Note that operand 1 is total size of args, in bytes,
4071
;; and what the call insn wants is the number of words.
4072
(define_expand "sibcall"
4073
  [(parallel
4074
    [(call (match_operand:QI 0 "call_operand" "")
4075
           (match_operand:QI 1 "" ""))
4076
     (use (reg:SI 0))])]
4077
  ""
4078
  {
4079
    if (! call_operand (operands[0], QImode))
4080
      XEXP (operands[0], 0) = copy_to_mode_reg (Pmode, XEXP (operands[0], 0));
4081
  })
4082
 
4083
(define_insn "_sibcall"
4084
  [(parallel
4085
    [(call (match_operand:QI 0 "call_operand" "R,S")
4086
           (match_operand:QI 1 "" "i,i"))
4087
     (use (reg:SI 0))])]
4088
  "SIBLING_CALL_P(insn)"
4089
  "@
4090
   bi\t%i0
4091
   br\t%0"
4092
   [(set_attr "type" "br,br")])
4093
 
4094
(define_expand "sibcall_value"
4095
  [(parallel
4096
    [(set (match_operand 0 "" "")
4097
          (call (match_operand:QI 1 "call_operand" "")
4098
                (match_operand:QI 2 "" "")))
4099
     (use (reg:SI 0))])]
4100
  ""
4101
  {
4102
    if (! call_operand (operands[1], QImode))
4103
      XEXP (operands[1], 0) = copy_to_mode_reg (Pmode, XEXP (operands[1], 0));
4104
  })
4105
 
4106
(define_insn "_sibcall_value"
4107
  [(parallel
4108
    [(set (match_operand 0 "" "")
4109
          (call (match_operand:QI 1 "call_operand" "R,S")
4110
                (match_operand:QI 2 "" "i,i")))
4111
     (use (reg:SI 0))])]
4112
  "SIBLING_CALL_P(insn)"
4113
  "@
4114
   bi\t%i1
4115
   br\t%1"
4116
   [(set_attr "type" "br,br")])
4117
 
4118
;; Note that operand 1 is total size of args, in bytes,
4119
;; and what the call insn wants is the number of words.
4120
(define_expand "call"
4121
  [(parallel
4122
    [(call (match_operand:QI 0 "call_operand" "")
4123
           (match_operand:QI 1 "" ""))
4124
     (clobber (reg:SI 0))
4125
     (clobber (reg:SI 130))])]
4126
  ""
4127
  {
4128
    if (! call_operand (operands[0], QImode))
4129
      XEXP (operands[0], 0) = copy_to_mode_reg (Pmode, XEXP (operands[0], 0));
4130
  })
4131
 
4132
(define_insn "_call"
4133
  [(parallel
4134
    [(call (match_operand:QI 0 "call_operand" "R,S,T")
4135
           (match_operand:QI 1 "" "i,i,i"))
4136
     (clobber (reg:SI 0))
4137
     (clobber (reg:SI 130))])]
4138
  ""
4139
  "@
4140
   bisl\t$lr,%i0
4141
   brsl\t$lr,%0
4142
   brasl\t$lr,%0"
4143
   [(set_attr "type" "br")])
4144
 
4145
(define_expand "call_value"
4146
  [(parallel
4147
    [(set (match_operand 0 "" "")
4148
          (call (match_operand:QI 1 "call_operand" "")
4149
                (match_operand:QI 2 "" "")))
4150
     (clobber (reg:SI 0))
4151
     (clobber (reg:SI 130))])]
4152
  ""
4153
  {
4154
    if (! call_operand (operands[1], QImode))
4155
      XEXP (operands[1], 0) = copy_to_mode_reg (Pmode, XEXP (operands[1], 0));
4156
  })
4157
 
4158
(define_insn "_call_value"
4159
  [(parallel
4160
    [(set (match_operand 0 "" "")
4161
          (call (match_operand:QI 1 "call_operand" "R,S,T")
4162
                (match_operand:QI 2 "" "i,i,i")))
4163
     (clobber (reg:SI 0))
4164
     (clobber (reg:SI 130))])]
4165
  ""
4166
  "@
4167
   bisl\t$lr,%i1
4168
   brsl\t$lr,%1
4169
   brasl\t$lr,%1"
4170
   [(set_attr "type" "br")])
4171
 
4172
(define_expand "untyped_call"
4173
  [(parallel [(call (match_operand 0 "" "")
4174
                    (const_int 0))
4175
              (match_operand 1 "" "")
4176
              (match_operand 2 "" "")])]
4177
  ""
4178
  {
4179
    int i;
4180
    rtx reg = gen_rtx_REG (TImode, 3);
4181
 
4182
    /* We need to use call_value so the return value registers don't get
4183
     * clobbered. */
4184
    emit_call_insn (gen_call_value (reg, operands[0], const0_rtx));
4185
 
4186
    for (i = 0; i < XVECLEN (operands[2], 0); i++)
4187
      {
4188
        rtx set = XVECEXP (operands[2], 0, i);
4189
        emit_move_insn (SET_DEST (set), SET_SRC (set));
4190
      }
4191
 
4192
    /* The optimizer does not know that the call sets the function value
4193
       registers we stored in the result block.  We avoid problems by
4194
       claiming that all hard registers are used and clobbered at this
4195
       point.  */
4196
    emit_insn (gen_blockage ());
4197
 
4198
    DONE;
4199
  })
4200
 
4201
 
4202
;; Patterns used for splitting and combining.
4203
 
4204
 
4205
;; Function prologue and epilogue.
4206
 
4207
(define_expand "prologue"
4208
  [(const_int 1)]
4209
  ""
4210
  { spu_expand_prologue (); DONE; })
4211
 
4212
;; "blockage" is only emited in epilogue.  This is what it took to
4213
;; make "basic block reordering" work with the insns sequence
4214
;; generated by the spu_expand_epilogue (taken from mips.md)
4215
 
4216
(define_insn "blockage"
4217
  [(unspec_volatile [(const_int 0)] UNSPECV_BLOCKAGE)]
4218
  ""
4219
  ""
4220
  [(set_attr "type" "convert")
4221
   (set_attr "length" "0")])
4222
 
4223
(define_expand "epilogue"
4224
  [(const_int 2)]
4225
  ""
4226
  { spu_expand_epilogue (false); DONE; })
4227
 
4228
(define_expand "sibcall_epilogue"
4229
  [(const_int 2)]
4230
  ""
4231
  { spu_expand_epilogue (true); DONE; })
4232
 
4233
 
4234
;; stack manipulations
4235
 
4236
;; An insn to allocate new stack space for dynamic use (e.g., alloca).
4237
;; We move the back-chain and decrement the stack pointer.
4238
(define_expand "allocate_stack"
4239
  [(set (match_operand 0 "spu_reg_operand" "")
4240
        (minus (reg 1) (match_operand 1 "spu_nonmem_operand" "")))
4241
   (set (reg 1)
4242
        (minus (reg 1) (match_dup 1)))]
4243
  ""
4244
  "spu_allocate_stack (operands[0], operands[1]); DONE;")
4245
 
4246
;; These patterns say how to save and restore the stack pointer.  We need not
4247
;; save the stack pointer at function level since we are careful to preserve
4248
;; the backchain.
4249
;;
4250
 
4251
;; At block level the stack pointer is saved and restored, so that the
4252
;; stack space allocated within a block is deallocated when leaving
4253
;; block scope.  By default, according to the SPU ABI, the stack
4254
;; pointer and available stack size are saved in a register. Upon
4255
;; restoration, the stack pointer is simply copied back, and the
4256
;; current available stack size is calculated against the restored
4257
;; stack pointer.
4258
;;
4259
;; For nonlocal gotos, we must save the stack pointer and its
4260
;; backchain and restore both.  Note that in the nonlocal case, the
4261
;; save area is a memory location.
4262
 
4263
(define_expand "save_stack_function"
4264
  [(match_operand 0 "general_operand" "")
4265
   (match_operand 1 "general_operand" "")]
4266
  ""
4267
  "DONE;")
4268
 
4269
(define_expand "restore_stack_function"
4270
  [(match_operand 0 "general_operand" "")
4271
   (match_operand 1 "general_operand" "")]
4272
  ""
4273
  "DONE;")
4274
 
4275
(define_expand "restore_stack_block"
4276
  [(match_operand 0 "spu_reg_operand" "")
4277
   (match_operand 1 "memory_operand" "")]
4278
  ""
4279
  "
4280
  {
4281
    spu_restore_stack_block (operands[0], operands[1]);
4282
    DONE;
4283
  }")
4284
 
4285
(define_expand "save_stack_nonlocal"
4286
  [(match_operand 0 "memory_operand" "")
4287
   (match_operand 1 "spu_reg_operand" "")]
4288
  ""
4289
  "
4290
  {
4291
    rtx temp = gen_reg_rtx (Pmode);
4292
 
4293
    /* Copy the backchain to the first word, sp to the second.  We need to
4294
       save the back chain because __builtin_apply appears to clobber it. */
4295
    emit_move_insn (temp, gen_rtx_MEM (Pmode, operands[1]));
4296
    emit_move_insn (adjust_address_nv (operands[0], SImode, 0), temp);
4297
    emit_move_insn (adjust_address_nv (operands[0], SImode, 4), operands[1]);
4298
    DONE;
4299
  }")
4300
 
4301
(define_expand "restore_stack_nonlocal"
4302
  [(match_operand 0 "spu_reg_operand" "")
4303
   (match_operand 1 "memory_operand" "")]
4304
  ""
4305
  "
4306
  {
4307
    spu_restore_stack_nonlocal(operands[0], operands[1]);
4308
    DONE;
4309
  }")
4310
 
4311
 
4312
;; vector patterns
4313
 
4314
;; Vector initialization
4315
(define_expand "vec_init"
4316
  [(match_operand:V 0 "register_operand" "")
4317
   (match_operand 1 "" "")]
4318
  ""
4319
  {
4320
    spu_expand_vector_init (operands[0], operands[1]);
4321
    DONE;
4322
  })
4323
 
4324
(define_expand "vec_set"
4325
  [(use (match_operand:SI 2 "spu_nonmem_operand" ""))
4326
   (set (match_dup:TI 3)
4327
        (unspec:TI [(match_dup:SI 4)
4328
                    (match_dup:SI 5)
4329
                    (match_dup:SI 6)] UNSPEC_CPAT))
4330
   (set (match_operand:V 0 "spu_reg_operand" "")
4331
        (unspec:V [(match_operand: 1 "spu_reg_operand" "")
4332
                   (match_dup:V 0)
4333
                   (match_dup:TI 3)] UNSPEC_SHUFB))]
4334
  ""
4335
  {
4336
    HOST_WIDE_INT size = GET_MODE_SIZE (mode);
4337
    rtx offset = GEN_INT (INTVAL (operands[2]) * size);
4338
    operands[3] = gen_reg_rtx (TImode);
4339
    operands[4] = stack_pointer_rtx;
4340
    operands[5] = offset;
4341
    operands[6] = GEN_INT (size);
4342
  })
4343
 
4344
(define_expand "vec_extract"
4345
  [(set (match_operand: 0 "spu_reg_operand" "=r")
4346
        (vec_select: (match_operand:V 1 "spu_reg_operand" "r")
4347
                            (parallel [(match_operand 2 "const_int_operand" "i")])))]
4348
  ""
4349
  {
4350
    if ((INTVAL (operands[2]) *  + ) % 16 == 0)
4351
      {
4352
        emit_insn (gen_spu_convert (operands[0], operands[1]));
4353
        DONE;
4354
      }
4355
  })
4356
 
4357
(define_insn "_vec_extract"
4358
  [(set (match_operand: 0 "spu_reg_operand" "=r")
4359
        (vec_select: (match_operand:V 1 "spu_reg_operand" "r")
4360
                            (parallel [(match_operand 2 "const_int_operand" "i")])))]
4361
  ""
4362
  "rotqbyi\t%0,%1,(%2*+)%%16"
4363
  [(set_attr "type" "shuf")])
4364
 
4365
(define_insn "_vec_extractv8hi_ze"
4366
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
4367
        (zero_extend:SI (vec_select:HI (match_operand:V8HI 1 "spu_reg_operand" "r")
4368
                                       (parallel [(const_int 0)]))))]
4369
  ""
4370
  "rotqmbyi\t%0,%1,-2"
4371
  [(set_attr "type" "shuf")])
4372
 
4373
 
4374
;; misc
4375
 
4376
(define_expand "shufb"
4377
  [(set (match_operand 0 "spu_reg_operand" "")
4378
        (unspec [(match_operand 1 "spu_reg_operand" "")
4379
                 (match_operand 2 "spu_reg_operand" "")
4380
                 (match_operand:TI 3 "spu_reg_operand" "")] UNSPEC_SHUFB))]
4381
  ""
4382
  {
4383
    rtx s = gen__shufb (operands[0], operands[1], operands[2], operands[3]);
4384
    PUT_MODE (SET_SRC (s), GET_MODE (operands[0]));
4385
    emit_insn (s);
4386
    DONE;
4387
  })
4388
 
4389
(define_insn "_shufb"
4390
  [(set (match_operand 0 "spu_reg_operand" "=r")
4391
        (unspec [(match_operand 1 "spu_reg_operand" "r")
4392
                 (match_operand 2 "spu_reg_operand" "r")
4393
                 (match_operand:TI 3 "spu_reg_operand" "r")] UNSPEC_SHUFB))]
4394
  "operands"
4395
  "shufb\t%0,%1,%2,%3"
4396
  [(set_attr "type" "shuf")])
4397
 
4398
; The semantics of vec_permv16qi are nearly identical to those of the SPU
4399
; shufb instruction, except that we need to reduce the selector modulo 32.
4400
(define_expand "vec_permv16qi"
4401
  [(set (match_dup 4) (and:V16QI (match_operand:V16QI 3 "spu_reg_operand" "")
4402
                                 (match_dup 6)))
4403
   (set (match_operand:V16QI 0 "spu_reg_operand" "")
4404
        (unspec:V16QI
4405
          [(match_operand:V16QI 1 "spu_reg_operand" "")
4406
           (match_operand:V16QI 2 "spu_reg_operand" "")
4407
           (match_dup 5)]
4408
          UNSPEC_SHUFB))]
4409
  ""
4410
  {
4411
    operands[4] = gen_reg_rtx (V16QImode);
4412
    operands[5] = gen_lowpart (TImode, operands[4]);
4413
    operands[6] = spu_const (V16QImode, 31);
4414
  })
4415
 
4416
(define_insn "nop"
4417
  [(unspec_volatile [(const_int 0)] UNSPECV_NOP)]
4418
  ""
4419
  "nop"
4420
  [(set_attr "type" "nop")])
4421
 
4422
(define_insn "nopn"
4423
  [(unspec_volatile [(match_operand:SI 0 "immediate_operand" "K")] UNSPECV_NOP)]
4424
  ""
4425
  "nop\t%0"
4426
  [(set_attr "type" "nop")])
4427
 
4428
(define_insn "lnop"
4429
  [(unspec_volatile [(const_int 0)] UNSPECV_LNOP)]
4430
  ""
4431
  "lnop"
4432
  [(set_attr "type" "lnop")])
4433
 
4434
;; The operand is so we know why we generated this hbrp.
4435
;; We clobber mem to make sure it isn't moved over any
4436
;; loads, stores or calls while scheduling.
4437
(define_insn "iprefetch"
4438
  [(unspec [(match_operand:SI 0 "const_int_operand" "n")] UNSPEC_IPREFETCH)
4439
   (clobber (mem:BLK (scratch)))]
4440
  ""
4441
  "hbrp\t# %0"
4442
  [(set_attr "type" "iprefetch")])
4443
 
4444
;; A non-volatile version so it gets scheduled
4445
(define_insn "nopn_nv"
4446
  [(unspec [(match_operand:SI 0 "register_operand" "r")] UNSPEC_NOP)]
4447
  ""
4448
  "nop\t%0"
4449
  [(set_attr "type" "nop")])
4450
 
4451
(define_insn "hbr"
4452
  [(set (reg:SI 130)
4453
        (unspec:SI [(match_operand:SI 0 "immediate_operand" "i,i,i")
4454
                    (match_operand:SI 1 "nonmemory_operand" "r,s,i")] UNSPEC_HBR))
4455
   (unspec [(const_int 0)] UNSPEC_HBR)]
4456
  ""
4457
  "@
4458
   hbr\t%0,%1
4459
   hbrr\t%0,%1
4460
   hbra\t%0,%1"
4461
  [(set_attr "type" "hbr")])
4462
 
4463
(define_insn "sync"
4464
  [(unspec_volatile [(const_int 0)] UNSPECV_SYNC)
4465
   (clobber (mem:BLK (scratch)))]
4466
  ""
4467
  "sync"
4468
  [(set_attr "type" "br")])
4469
 
4470
(define_insn "syncc"
4471
  [(unspec_volatile [(const_int 1)] UNSPECV_SYNC)
4472
   (clobber (mem:BLK (scratch)))]
4473
  ""
4474
  "syncc"
4475
  [(set_attr "type" "br")])
4476
 
4477
(define_insn "dsync"
4478
  [(unspec_volatile [(const_int 2)] UNSPECV_SYNC)
4479
   (clobber (mem:BLK (scratch)))]
4480
  ""
4481
  "dsync"
4482
  [(set_attr "type" "br")])
4483
 
4484
 
4485
 
4486
 ;; Define the subtract-one-and-jump insns so loop.c
4487
 ;; knows what to generate.
4488
 (define_expand "doloop_end"
4489
   [(use (match_operand 0 "" ""))      ; loop pseudo
4490
    (use (match_operand 1 "" ""))      ; iterations; zero if unknown
4491
    (use (match_operand 2 "" ""))      ; max iterations
4492
    (use (match_operand 3 "" ""))      ; loop level
4493
    (use (match_operand 4 "" ""))]     ; label
4494
   ""
4495
   "
4496
 {
4497
   /* Currently SMS relies on the do-loop pattern to recognize loops
4498
      where (1) the control part comprises of all insns defining and/or
4499
      using a certain 'count' register and (2) the loop count can be
4500
      adjusted by modifying this register prior to the loop.
4501
.     ??? The possible introduction of a new block to initialize the
4502
      new IV can potentially effects branch optimizations.  */
4503
   if (optimize > 0 && flag_modulo_sched)
4504
   {
4505
     rtx s0;
4506
     rtx bcomp;
4507
     rtx loc_ref;
4508
 
4509
     /* Only use this on innermost loops.  */
4510
     if (INTVAL (operands[3]) > 1)
4511
       FAIL;
4512
     if (GET_MODE (operands[0]) != SImode)
4513
       FAIL;
4514
 
4515
     s0 = operands [0];
4516
     emit_move_insn (s0, gen_rtx_PLUS (SImode, s0, GEN_INT (-1)));
4517
     bcomp = gen_rtx_NE(SImode, s0, const0_rtx);
4518
     loc_ref = gen_rtx_LABEL_REF (VOIDmode, operands [4]);
4519
     emit_jump_insn (gen_rtx_SET (VOIDmode, pc_rtx,
4520
                                  gen_rtx_IF_THEN_ELSE (VOIDmode, bcomp,
4521
                                                        loc_ref, pc_rtx)));
4522
 
4523
     DONE;
4524
   }else
4525
      FAIL;
4526
 }")
4527
 
4528
;; convert between any two modes, avoiding any GCC assumptions
4529
(define_expand "spu_convert"
4530
  [(set (match_operand 0 "spu_reg_operand" "")
4531
        (unspec [(match_operand 1 "spu_reg_operand" "")] UNSPEC_CONVERT))]
4532
  ""
4533
  {
4534
    rtx c = gen__spu_convert (operands[0], operands[1]);
4535
    PUT_MODE (SET_SRC (c), GET_MODE (operands[0]));
4536
    emit_insn (c);
4537
    DONE;
4538
  })
4539
 
4540
(define_insn_and_split "_spu_convert"
4541
  [(set (match_operand 0 "spu_reg_operand" "=r")
4542
        (unspec [(match_operand 1 "spu_reg_operand" "0")] UNSPEC_CONVERT))]
4543
  ""
4544
  "#"
4545
  "reload_completed"
4546
  [(const_int 0)]
4547
  {
4548
    spu_split_convert (operands);
4549
    DONE;
4550
  }
4551
  [(set_attr "type" "convert")
4552
   (set_attr "length" "0")])
4553
 
4554
 
4555
;;
4556
(include "spu-builtins.md")
4557
 
4558
 
4559
(define_expand "smaxv4sf3"
4560
  [(set (match_operand:V4SF 0 "register_operand" "=r")
4561
        (smax:V4SF (match_operand:V4SF 1 "register_operand" "r")
4562
                 (match_operand:V4SF 2 "register_operand" "r")))]
4563
  ""
4564
  "
4565
{
4566
  rtx mask = gen_reg_rtx (V4SImode);
4567
 
4568
  emit_insn (gen_cgt_v4sf (mask, operands[1], operands[2]));
4569
  emit_insn (gen_selb (operands[0], operands[2], operands[1], mask));
4570
  DONE;
4571
}")
4572
 
4573
(define_expand "sminv4sf3"
4574
  [(set (match_operand:V4SF 0 "register_operand" "=r")
4575
        (smin:V4SF (match_operand:V4SF 1 "register_operand" "r")
4576
                 (match_operand:V4SF 2 "register_operand" "r")))]
4577
  ""
4578
  "
4579
{
4580
  rtx mask = gen_reg_rtx (V4SImode);
4581
 
4582
  emit_insn (gen_cgt_v4sf (mask, operands[1], operands[2]));
4583
  emit_insn (gen_selb (operands[0], operands[1], operands[2], mask));
4584
  DONE;
4585
}")
4586
 
4587
(define_expand "smaxv2df3"
4588
  [(set (match_operand:V2DF 0 "register_operand" "=r")
4589
        (smax:V2DF (match_operand:V2DF 1 "register_operand" "r")
4590
                 (match_operand:V2DF 2 "register_operand" "r")))]
4591
  ""
4592
  "
4593
{
4594
  rtx mask = gen_reg_rtx (V2DImode);
4595
  emit_insn (gen_cgt_v2df (mask, operands[1], operands[2]));
4596
  emit_insn (gen_selb (operands[0], operands[2], operands[1],
4597
                       spu_gen_subreg (V4SImode, mask)));
4598
  DONE;
4599
}")
4600
 
4601
(define_expand "sminv2df3"
4602
  [(set (match_operand:V2DF 0 "register_operand" "=r")
4603
        (smin:V2DF (match_operand:V2DF 1 "register_operand" "r")
4604
                 (match_operand:V2DF 2 "register_operand" "r")))]
4605
  ""
4606
  "
4607
{
4608
  rtx mask = gen_reg_rtx (V2DImode);
4609
  emit_insn (gen_cgt_v2df (mask, operands[1], operands[2]));
4610
  emit_insn (gen_selb (operands[0], operands[1], operands[2],
4611
                       spu_gen_subreg (V4SImode, mask)));
4612
  DONE;
4613
}")
4614
 
4615
(define_expand "vec_widen_umult_hi_v8hi"
4616
  [(set (match_operand:V4SI 0 "register_operand"   "=r")
4617
        (mult:V4SI
4618
          (zero_extend:V4SI
4619
            (vec_select:V4HI
4620
              (match_operand:V8HI 1 "register_operand" "r")
4621
              (parallel [(const_int 0)(const_int 1)(const_int 2)(const_int 3)])))
4622
          (zero_extend:V4SI
4623
            (vec_select:V4HI
4624
              (match_operand:V8HI 2 "register_operand" "r")
4625
              (parallel [(const_int 0)(const_int 1)(const_int 2)(const_int 3)])))))]
4626
  ""
4627
  "
4628
{
4629
  rtx ve = gen_reg_rtx (V4SImode);
4630
  rtx vo = gen_reg_rtx (V4SImode);
4631
  rtx mask = gen_reg_rtx (TImode);
4632
  unsigned char arr[16] = {
4633
    0x00, 0x01, 0x02, 0x03, 0x10, 0x11, 0x12, 0x13,
4634
    0x04, 0x05, 0x06, 0x07, 0x14, 0x15, 0x16, 0x17};
4635
 
4636
  emit_move_insn (mask, array_to_constant (TImode, arr));
4637
  emit_insn (gen_spu_mpyhhu (ve, operands[1], operands[2]));
4638
  emit_insn (gen_spu_mpyu (vo, operands[1], operands[2]));
4639
  emit_insn (gen_shufb (operands[0], ve, vo, mask));
4640
  DONE;
4641
}")
4642
 
4643
(define_expand "vec_widen_umult_lo_v8hi"
4644
  [(set (match_operand:V4SI 0 "register_operand"   "=r")
4645
        (mult:V4SI
4646
          (zero_extend:V4SI
4647
            (vec_select:V4HI
4648
              (match_operand:V8HI 1 "register_operand" "r")
4649
              (parallel [(const_int 4)(const_int 5)(const_int 6)(const_int 7)])))
4650
          (zero_extend:V4SI
4651
            (vec_select:V4HI
4652
              (match_operand:V8HI 2 "register_operand" "r")
4653
              (parallel [(const_int 4)(const_int 5)(const_int 6)(const_int 7)])))))]
4654
  ""
4655
  "
4656
{
4657
  rtx ve = gen_reg_rtx (V4SImode);
4658
  rtx vo = gen_reg_rtx (V4SImode);
4659
  rtx mask = gen_reg_rtx (TImode);
4660
  unsigned char arr[16] = {
4661
    0x08, 0x09, 0x0A, 0x0B, 0x18, 0x19, 0x1A, 0x1B,
4662
    0x0C, 0x0D, 0x0E, 0x0F, 0x1C, 0x1D, 0x1E, 0x1F};
4663
 
4664
  emit_move_insn (mask, array_to_constant (TImode, arr));
4665
  emit_insn (gen_spu_mpyhhu (ve, operands[1], operands[2]));
4666
  emit_insn (gen_spu_mpyu (vo, operands[1], operands[2]));
4667
  emit_insn (gen_shufb (operands[0], ve, vo, mask));
4668
  DONE;
4669
}")
4670
 
4671
(define_expand "vec_widen_smult_hi_v8hi"
4672
  [(set (match_operand:V4SI 0 "register_operand"   "=r")
4673
        (mult:V4SI
4674
          (sign_extend:V4SI
4675
            (vec_select:V4HI
4676
              (match_operand:V8HI 1 "register_operand" "r")
4677
              (parallel [(const_int 0)(const_int 1)(const_int 2)(const_int 3)])))
4678
          (sign_extend:V4SI
4679
            (vec_select:V4HI
4680
              (match_operand:V8HI 2 "register_operand" "r")
4681
              (parallel [(const_int 0)(const_int 1)(const_int 2)(const_int 3)])))))]
4682
  ""
4683
  "
4684
{
4685
  rtx ve = gen_reg_rtx (V4SImode);
4686
  rtx vo = gen_reg_rtx (V4SImode);
4687
  rtx mask = gen_reg_rtx (TImode);
4688
  unsigned char arr[16] = {
4689
    0x00, 0x01, 0x02, 0x03, 0x10, 0x11, 0x12, 0x13,
4690
    0x04, 0x05, 0x06, 0x07, 0x14, 0x15, 0x16, 0x17};
4691
 
4692
  emit_move_insn (mask, array_to_constant (TImode, arr));
4693
  emit_insn (gen_spu_mpyhh (ve, operands[1], operands[2]));
4694
  emit_insn (gen_spu_mpy (vo, operands[1], operands[2]));
4695
  emit_insn (gen_shufb (operands[0], ve, vo, mask));
4696
  DONE;
4697
}")
4698
 
4699
(define_expand "vec_widen_smult_lo_v8hi"
4700
  [(set (match_operand:V4SI 0 "register_operand"   "=r")
4701
        (mult:V4SI
4702
          (sign_extend:V4SI
4703
            (vec_select:V4HI
4704
              (match_operand:V8HI 1 "register_operand" "r")
4705
              (parallel [(const_int 4)(const_int 5)(const_int 6)(const_int 7)])))
4706
          (sign_extend:V4SI
4707
            (vec_select:V4HI
4708
              (match_operand:V8HI 2 "register_operand" "r")
4709
              (parallel [(const_int 4)(const_int 5)(const_int 6)(const_int 7)])))))]
4710
  ""
4711
  "
4712
{
4713
  rtx ve = gen_reg_rtx (V4SImode);
4714
  rtx vo = gen_reg_rtx (V4SImode);
4715
  rtx mask = gen_reg_rtx (TImode);
4716
  unsigned char arr[16] = {
4717
    0x08, 0x09, 0x0A, 0x0B, 0x18, 0x19, 0x1A, 0x1B,
4718
    0x0C, 0x0D, 0x0E, 0x0F, 0x1C, 0x1D, 0x1E, 0x1F};
4719
 
4720
  emit_move_insn (mask, array_to_constant (TImode, arr));
4721
  emit_insn (gen_spu_mpyhh (ve, operands[1], operands[2]));
4722
  emit_insn (gen_spu_mpy (vo, operands[1], operands[2]));
4723
  emit_insn (gen_shufb (operands[0], ve, vo, mask));
4724
  DONE;
4725
}")
4726
 
4727
(define_expand "vec_realign_load_"
4728
  [(set (match_operand:ALL 0 "register_operand" "=r")
4729
        (unspec:ALL [(match_operand:ALL 1 "register_operand" "r")
4730
                     (match_operand:ALL 2 "register_operand" "r")
4731
                     (match_operand:TI 3 "register_operand" "r")] UNSPEC_SPU_REALIGN_LOAD))]
4732
  ""
4733
  "
4734
{
4735
  emit_insn (gen_shufb (operands[0], operands[1], operands[2], operands[3]));
4736
  DONE;
4737
}")
4738
 
4739
(define_expand "spu_lvsr"
4740
  [(set (match_operand:V16QI 0 "register_operand" "")
4741
        (unspec:V16QI [(match_operand 1 "memory_operand" "")] UNSPEC_SPU_MASK_FOR_LOAD))]
4742
  ""
4743
  "
4744
{
4745
  rtx addr;
4746
  rtx offset = gen_reg_rtx (V8HImode);
4747
  rtx addr_bits = gen_reg_rtx (SImode);
4748
  rtx addr_bits_vec = gen_reg_rtx (V8HImode);
4749
  rtx splatqi = gen_reg_rtx (TImode);
4750
  rtx result = gen_reg_rtx (V8HImode);
4751
  unsigned char arr[16] = {
4752
    0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
4753
    0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F};
4754
  unsigned char arr2[16] = {
4755
    0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03,
4756
    0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03, 0x03};
4757
 
4758
  emit_move_insn (offset, array_to_constant (V8HImode, arr));
4759
  emit_move_insn (splatqi, array_to_constant (TImode, arr2));
4760
 
4761
  gcc_assert (GET_CODE (operands[1]) == MEM);
4762
  addr = force_reg (Pmode, XEXP (operands[1], 0));
4763
  emit_insn (gen_andsi3 (addr_bits, addr, GEN_INT (0xF)));
4764
  emit_insn (gen_shufb (addr_bits_vec, addr_bits, addr_bits, splatqi));
4765
 
4766
  /* offset - (addr & 0xF)
4767
     It is safe to use a single sfh, because each byte of offset is > 15 and
4768
     each byte of addr is <= 15. */
4769
  emit_insn (gen_subv8hi3 (result, offset, addr_bits_vec));
4770
 
4771
  result = simplify_gen_subreg (V16QImode, result, V8HImode, 0);
4772
  emit_move_insn (operands[0], result);
4773
 
4774
  DONE;
4775
}")
4776
 
4777
(define_expand "vec_unpacku_hi_v8hi"
4778
  [(set (match_operand:V4SI 0 "spu_reg_operand" "=r")
4779
        (zero_extend:V4SI
4780
          (vec_select:V4HI
4781
            (match_operand:V8HI 1 "spu_reg_operand" "r")
4782
            (parallel [(const_int 0)(const_int 1)(const_int 2)(const_int 3)]))))]
4783
  ""
4784
{
4785
  rtx mask = gen_reg_rtx (TImode);
4786
  unsigned char arr[16] = {
4787
    0x80, 0x80, 0x00, 0x01, 0x80, 0x80, 0x02, 0x03,
4788
    0x80, 0x80, 0x04, 0x05, 0x80, 0x80, 0x06, 0x07};
4789
 
4790
  emit_move_insn (mask, array_to_constant (TImode, arr));
4791
  emit_insn (gen_shufb (operands[0], operands[1], operands[1], mask));
4792
 
4793
  DONE;
4794
})
4795
 
4796
(define_expand "vec_unpacku_lo_v8hi"
4797
  [(set (match_operand:V4SI 0 "spu_reg_operand" "=r")
4798
         (zero_extend:V4SI
4799
          (vec_select:V4HI
4800
            (match_operand:V8HI 1 "spu_reg_operand" "r")
4801
            (parallel [(const_int 4)(const_int 5)(const_int 6)(const_int 7)]))))]
4802
""
4803
{
4804
  rtx mask = gen_reg_rtx (TImode);
4805
  unsigned char arr[16] = {
4806
    0x80, 0x80, 0x08, 0x09, 0x80, 0x80, 0x0A, 0x0B,
4807
    0x80, 0x80, 0x0C, 0x0D, 0x80, 0x80, 0x0E, 0x0F};
4808
 
4809
  emit_move_insn (mask, array_to_constant (TImode, arr));
4810
  emit_insn (gen_shufb (operands[0], operands[1], operands[1], mask));
4811
 
4812
  DONE;
4813
})
4814
 
4815
(define_expand "vec_unpacks_hi_v8hi"
4816
  [(set (match_operand:V4SI 0 "spu_reg_operand" "=r")
4817
         (sign_extend:V4SI
4818
          (vec_select:V4HI
4819
            (match_operand:V8HI 1 "spu_reg_operand" "r")
4820
            (parallel [(const_int 0)(const_int 1)(const_int 2)(const_int 3)]))))]
4821
  ""
4822
{
4823
  rtx tmp1 = gen_reg_rtx (V8HImode);
4824
  rtx tmp2 = gen_reg_rtx (V4SImode);
4825
  rtx mask = gen_reg_rtx (TImode);
4826
  unsigned char arr[16] = {
4827
    0x80, 0x80, 0x00, 0x01, 0x80, 0x80, 0x02, 0x03,
4828
    0x80, 0x80, 0x04, 0x05, 0x80, 0x80, 0x06, 0x07};
4829
 
4830
  emit_move_insn (mask, array_to_constant (TImode, arr));
4831
  emit_insn (gen_shufb (tmp1, operands[1], operands[1], mask));
4832
  emit_insn (gen_spu_xshw (tmp2, tmp1));
4833
  emit_move_insn (operands[0], tmp2);
4834
 
4835
  DONE;
4836
})
4837
 
4838
(define_expand "vec_unpacks_lo_v8hi"
4839
  [(set (match_operand:V4SI 0 "spu_reg_operand" "=r")
4840
         (sign_extend:V4SI
4841
          (vec_select:V4HI
4842
            (match_operand:V8HI 1 "spu_reg_operand" "r")
4843
            (parallel [(const_int 4)(const_int 5)(const_int 6)(const_int 7)]))))]
4844
""
4845
{
4846
  rtx tmp1 = gen_reg_rtx (V8HImode);
4847
  rtx tmp2 = gen_reg_rtx (V4SImode);
4848
  rtx mask = gen_reg_rtx (TImode);
4849
  unsigned char arr[16] = {
4850
    0x80, 0x80, 0x08, 0x09, 0x80, 0x80, 0x0A, 0x0B,
4851
    0x80, 0x80, 0x0C, 0x0D, 0x80, 0x80, 0x0E, 0x0F};
4852
 
4853
  emit_move_insn (mask, array_to_constant (TImode, arr));
4854
  emit_insn (gen_shufb (tmp1, operands[1], operands[1], mask));
4855
  emit_insn (gen_spu_xshw (tmp2, tmp1));
4856
  emit_move_insn (operands[0], tmp2);
4857
 
4858
DONE;
4859
})
4860
 
4861
(define_expand "vec_unpacku_hi_v16qi"
4862
  [(set (match_operand:V8HI 0 "spu_reg_operand" "=r")
4863
        (zero_extend:V8HI
4864
          (vec_select:V8QI
4865
            (match_operand:V16QI 1 "spu_reg_operand" "r")
4866
            (parallel [(const_int 0)(const_int 1)(const_int 2)(const_int 3)
4867
                       (const_int 4)(const_int 5)(const_int 6)(const_int 7)]))))]
4868
  ""
4869
{
4870
  rtx mask = gen_reg_rtx (TImode);
4871
  unsigned char arr[16] = {
4872
    0x80, 0x00, 0x80, 0x01, 0x80, 0x02, 0x80, 0x03,
4873
    0x80, 0x04, 0x80, 0x05, 0x80, 0x06, 0x80, 0x07};
4874
 
4875
  emit_move_insn (mask, array_to_constant (TImode, arr));
4876
  emit_insn (gen_shufb (operands[0], operands[1], operands[1], mask));
4877
 
4878
  DONE;
4879
})
4880
 
4881
(define_expand "vec_unpacku_lo_v16qi"
4882
  [(set (match_operand:V8HI 0 "spu_reg_operand" "=r")
4883
          (zero_extend:V8HI
4884
          (vec_select:V8QI
4885
            (match_operand:V16QI 1 "spu_reg_operand" "r")
4886
            (parallel [(const_int 8)(const_int 9)(const_int 10)(const_int 11)
4887
                       (const_int 12)(const_int 13)(const_int 14)(const_int 15)]))))]
4888
""
4889
{
4890
  rtx mask = gen_reg_rtx (TImode);
4891
  unsigned char arr[16] = {
4892
    0x80, 0x08, 0x80, 0x09, 0x80, 0x0A, 0x80, 0x0B,
4893
    0x80, 0x0C, 0x80, 0x0D, 0x80, 0x0E, 0x80, 0x0F};
4894
 
4895
  emit_move_insn (mask, array_to_constant (TImode, arr));
4896
  emit_insn (gen_shufb (operands[0], operands[1], operands[1], mask));
4897
 
4898
  DONE;
4899
})
4900
 
4901
(define_expand "vec_unpacks_hi_v16qi"
4902
  [(set (match_operand:V8HI 0 "spu_reg_operand" "=r")
4903
         (sign_extend:V8HI
4904
          (vec_select:V8QI
4905
            (match_operand:V16QI 1 "spu_reg_operand" "r")
4906
            (parallel [(const_int 0)(const_int 1)(const_int 2)(const_int 3)
4907
                       (const_int 4)(const_int 5)(const_int 6)(const_int 7)]))))]
4908
""
4909
{
4910
  rtx tmp1 = gen_reg_rtx (V16QImode);
4911
  rtx tmp2 = gen_reg_rtx (V8HImode);
4912
  rtx mask = gen_reg_rtx (TImode);
4913
  unsigned char arr[16] = {
4914
    0x80, 0x00, 0x80, 0x01, 0x80, 0x02, 0x80, 0x03,
4915
    0x80, 0x04, 0x80, 0x05, 0x80, 0x06, 0x80, 0x07};
4916
 
4917
  emit_move_insn (mask, array_to_constant (TImode, arr));
4918
  emit_insn (gen_shufb (tmp1, operands[1], operands[1], mask));
4919
  emit_insn (gen_spu_xsbh (tmp2, tmp1));
4920
  emit_move_insn (operands[0], tmp2);
4921
 
4922
  DONE;
4923
})
4924
 
4925
(define_expand "vec_unpacks_lo_v16qi"
4926
  [(set (match_operand:V8HI 0 "spu_reg_operand" "=r")
4927
         (sign_extend:V8HI
4928
          (vec_select:V8QI
4929
            (match_operand:V16QI 1 "spu_reg_operand" "r")
4930
            (parallel [(const_int 8)(const_int 9)(const_int 10)(const_int 11)
4931
                       (const_int 12)(const_int 13)(const_int 14)(const_int 15)]))))]
4932
""
4933
{
4934
  rtx tmp1 = gen_reg_rtx (V16QImode);
4935
  rtx tmp2 = gen_reg_rtx (V8HImode);
4936
  rtx mask = gen_reg_rtx (TImode);
4937
  unsigned char arr[16] = {
4938
    0x80, 0x08, 0x80, 0x09, 0x80, 0x0A, 0x80, 0x0B,
4939
    0x80, 0x0C, 0x80, 0x0D, 0x80, 0x0E, 0x80, 0x0F};
4940
 
4941
  emit_move_insn (mask, array_to_constant (TImode, arr));
4942
  emit_insn (gen_shufb (tmp1, operands[1], operands[1], mask));
4943
  emit_insn (gen_spu_xsbh (tmp2, tmp1));
4944
  emit_move_insn (operands[0], tmp2);
4945
 
4946
DONE;
4947
})
4948
 
4949
 
4950
(define_expand "vec_pack_trunc_v8hi"
4951
  [(set (match_operand:V16QI 0 "spu_reg_operand" "=r")
4952
        (vec_concat:V16QI
4953
          (truncate:V8QI (match_operand:V8HI 1 "spu_reg_operand" "r"))
4954
          (truncate:V8QI (match_operand:V8HI 2 "spu_reg_operand" "r"))))]
4955
  ""
4956
  "
4957
{
4958
  rtx mask = gen_reg_rtx (TImode);
4959
  unsigned char arr[16] = {
4960
    0x01, 0x03, 0x05, 0x07, 0x09, 0x0B, 0x0D, 0x0F,
4961
    0x11, 0x13, 0x15, 0x17, 0x19, 0x1B, 0x1D, 0x1F};
4962
 
4963
  emit_move_insn (mask, array_to_constant (TImode, arr));
4964
  emit_insn (gen_shufb (operands[0], operands[1], operands[2], mask));
4965
 
4966
  DONE;
4967
}")
4968
 
4969
(define_expand "vec_pack_trunc_v4si"
4970
  [(set (match_operand:V8HI 0 "spu_reg_operand" "=r")
4971
        (vec_concat:V8HI
4972
          (truncate:V4HI (match_operand:V4SI 1 "spu_reg_operand" "r"))
4973
          (truncate:V4HI (match_operand:V4SI 2 "spu_reg_operand" "r"))))]
4974
  ""
4975
  "
4976
{
4977
  rtx mask = gen_reg_rtx (TImode);
4978
  unsigned char arr[16] = {
4979
    0x02, 0x03, 0x06, 0x07, 0x0A, 0x0B, 0x0E, 0x0F,
4980
    0x12, 0x13, 0x16, 0x17, 0x1A, 0x1B, 0x1E, 0x1F};
4981
 
4982
  emit_move_insn (mask, array_to_constant (TImode, arr));
4983
  emit_insn (gen_shufb (operands[0], operands[1], operands[2], mask));
4984
 
4985
  DONE;
4986
}")
4987
 
4988
(define_insn "stack_protect_set"
4989
  [(set (match_operand:SI 0 "memory_operand" "=m")
4990
        (unspec:SI [(match_operand:SI 1 "memory_operand" "m")] UNSPEC_SP_SET))
4991
   (set (match_scratch:SI 2 "=&r") (const_int 0))]
4992
  ""
4993
  "lq%p1\t%2,%1\;stq%p0\t%2,%0\;xor\t%2,%2,%2"
4994
  [(set_attr "length" "12")
4995
   (set_attr "type" "multi1")]
4996
)
4997
 
4998
(define_expand "stack_protect_test"
4999
  [(match_operand 0 "memory_operand" "")
5000
   (match_operand 1 "memory_operand" "")
5001
   (match_operand 2 "" "")]
5002
  ""
5003
{
5004
  rtx compare_result;
5005
  rtx bcomp, loc_ref;
5006
 
5007
  compare_result = gen_reg_rtx (SImode);
5008
 
5009
  emit_insn (gen_stack_protect_test_si (compare_result,
5010
                                        operands[0],
5011
                                        operands[1]));
5012
 
5013
  bcomp = gen_rtx_NE (SImode, compare_result, const0_rtx);
5014
 
5015
  loc_ref = gen_rtx_LABEL_REF (VOIDmode, operands[2]);
5016
 
5017
  emit_jump_insn (gen_rtx_SET (VOIDmode, pc_rtx,
5018
                                   gen_rtx_IF_THEN_ELSE (VOIDmode, bcomp,
5019
                                                         loc_ref, pc_rtx)));
5020
 
5021
  DONE;
5022
})
5023
 
5024
(define_insn "stack_protect_test_si"
5025
  [(set (match_operand:SI 0 "spu_reg_operand" "=&r")
5026
        (unspec:SI [(match_operand:SI 1 "memory_operand" "m")
5027
                    (match_operand:SI 2 "memory_operand" "m")]
5028
                   UNSPEC_SP_TEST))
5029
   (set (match_scratch:SI 3 "=&r") (const_int 0))]
5030
  ""
5031
  "lq%p1\t%0,%1\;lq%p2\t%3,%2\;ceq\t%0,%0,%3\;xor\t%3,%3,%3"
5032
  [(set_attr "length" "16")
5033
   (set_attr "type" "multi1")]
5034
)
5035
 

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