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1 709 jeremybenn
;; Copyright (C) 2006, 2007 Free Software Foundation, Inc.
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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
 
18
;; This includes expands for all the intrinsics.
19
;; spu_expand_builtin looks at the mode of match_operand.
20
 
21
 
22
;; load/store
23
 
24
(define_expand "spu_lqd"
25
  [(set (match_operand:TI 0 "spu_reg_operand" "")
26
        (mem:TI (and:SI (plus:SI (match_operand:SI 1 "spu_reg_operand" "")
27
                                 (match_operand:SI 2 "spu_nonmem_operand" ""))
28
                        (const_int -16))))]
29
  ""
30
  {
31
    if (GET_CODE (operands[2]) == CONST_INT
32
        && (INTVAL (operands[2]) & 15) != 0)
33
      operands[2] = GEN_INT (INTVAL (operands[2]) & -16);
34
    if (GET_CODE (operands[2]) != CONST_INT)
35
      {
36
        rtx op2 = operands[2];
37
        operands[2] = force_reg (Pmode, operands[2]);
38
        if (!ALIGNED_SYMBOL_REF_P (op2))
39
          emit_insn (gen_andsi3 (operands[2], operands[2], GEN_INT (-16)));
40
      }
41
  })
42
 
43
(define_expand "spu_lqx"
44
  [(set (match_operand:TI 0 "spu_reg_operand" "")
45
        (mem:TI (and:SI (plus:SI (match_operand:SI 1 "spu_reg_operand" "")
46
                                 (match_operand:SI 2 "spu_reg_operand" ""))
47
                        (const_int -16))))]
48
  ""
49
  "")
50
 
51
(define_expand "spu_lqa"
52
  [(set (match_operand:TI 0 "spu_reg_operand" "")
53
        (mem:TI (and:SI (match_operand:SI 1 "immediate_operand" "")
54
                        (const_int -16))))]
55
  ""
56
  {
57
    if (GET_CODE (operands[1]) == CONST_INT
58
        && (INTVAL (operands[1]) & 15) != 0)
59
      operands[1] = GEN_INT (INTVAL (operands[1]) & -16);
60
  })
61
 
62
(define_expand "spu_lqr"
63
  [(set (match_operand:TI 0 "spu_reg_operand" "")
64
        (mem:TI (and:SI (match_operand:SI 1 "address_operand" "")
65
                        (const_int -16))))]
66
  ""
67
  "")
68
 
69
(define_expand "spu_stqd"
70
  [(set (mem:TI (and:SI (plus:SI (match_operand:SI 1 "spu_reg_operand" "")
71
                                 (match_operand:SI 2 "spu_nonmem_operand" ""))
72
                        (const_int -16)))
73
        (match_operand:TI 0 "spu_reg_operand" "r,r"))]
74
  ""
75
  {
76
    if (GET_CODE (operands[2]) == CONST_INT
77
        && (INTVAL (operands[2]) & 15) != 0)
78
      operands[2] = GEN_INT (INTVAL (operands[2]) & -16);
79
    if (GET_CODE (operands[2]) != CONST_INT)
80
      {
81
        rtx op2 = operands[2];
82
        operands[2] = force_reg (Pmode, operands[2]);
83
        if (!ALIGNED_SYMBOL_REF_P (op2))
84
          emit_insn (gen_andsi3 (operands[2], operands[2], GEN_INT (-16)));
85
      }
86
  })
87
 
88
(define_expand "spu_stqx"
89
  [(set (mem:TI (and:SI (plus:SI (match_operand:SI 1 "spu_reg_operand" "")
90
                                 (match_operand:SI 2 "spu_reg_operand" ""))
91
                        (const_int -16)))
92
        (match_operand:TI 0 "spu_reg_operand" "r"))]
93
  ""
94
  "")
95
 
96
(define_expand "spu_stqa"
97
  [(set (mem:TI (and:SI (match_operand:SI 1 "immediate_operand" "")
98
                        (const_int -16)))
99
        (match_operand:TI 0 "spu_reg_operand" "r"))]
100
  ""
101
  {
102
    if (GET_CODE (operands[1]) == CONST_INT
103
        && (INTVAL (operands[1]) & 15) != 0)
104
      operands[1] = GEN_INT (INTVAL (operands[1]) & -16);
105
  })
106
 
107
(define_expand "spu_stqr"
108
    [(set (mem:TI (and:SI (match_operand:SI 1 "address_operand" "")
109
                          (const_int -16)))
110
          (match_operand:TI 0 "spu_reg_operand" ""))]
111
  ""
112
  "")
113
 
114
 
115
;; generate control word
116
 
117
(define_expand "spu_cbx"
118
  [(set (match_operand:TI 0 "spu_reg_operand" "")
119
        (unspec:TI [(match_operand:SI 1 "spu_reg_operand" "")
120
                    (match_operand:SI 2 "spu_nonmem_operand" "")
121
                    (const_int 1)] UNSPEC_CPAT))]
122
  ""
123
  "")
124
 
125
(define_expand "spu_chx"
126
  [(set (match_operand:TI 0 "spu_reg_operand" "")
127
        (unspec:TI [(match_operand:SI 1 "spu_reg_operand" "")
128
                    (match_operand:SI 2 "spu_nonmem_operand" "")
129
                    (const_int 2)] UNSPEC_CPAT))]
130
  ""
131
  "")
132
 
133
(define_expand "spu_cwx"
134
  [(set (match_operand:TI 0 "spu_reg_operand" "")
135
        (unspec:TI [(match_operand:SI 1 "spu_reg_operand" "")
136
                    (match_operand:SI 2 "spu_nonmem_operand" "")
137
                    (const_int 4)] UNSPEC_CPAT))]
138
  ""
139
  "")
140
 
141
(define_expand "spu_cdx"
142
  [(set (match_operand:TI 0 "spu_reg_operand" "")
143
        (unspec:TI [(match_operand:SI 1 "spu_reg_operand" "")
144
                    (match_operand:SI 2 "spu_nonmem_operand" "")
145
                    (const_int 8)] UNSPEC_CPAT))]
146
  ""
147
  "")
148
 
149
 
150
 
151
;; Constant formation
152
 
153
(define_expand "spu_ilhu"
154
  [(set (match_operand:V4SI 0 "spu_reg_operand" "")
155
        (const_vector:V4SI [(match_operand:SI 1 "immediate_operand" "")]))]
156
  ""
157
  "{ emit_insn(gen_movv4si(operands[0], spu_const(V4SImode, (INTVAL(operands[1]) << 16))));
158
     DONE;
159
   }")
160
 
161
 
162
;; integer subtract
163
(define_expand "spu_sfh"
164
  [(set (match_operand:V8HI 0 "spu_reg_operand" "")
165
        (minus:V8HI (match_operand:V8HI 2 "spu_nonmem_operand" "")
166
                    (match_operand:V8HI 1 "spu_reg_operand" "")))]
167
  ""
168
  "")
169
 
170
(define_expand "spu_sf"
171
  [(set (match_operand:V4SI 0 "spu_reg_operand" "")
172
        (minus:V4SI (match_operand:V4SI 2 "spu_nonmem_operand" "")
173
                    (match_operand:V4SI 1 "spu_reg_operand" "")))]
174
  ""
175
  "")
176
 
177
(define_expand "spu_sfx"
178
  [(set (match_operand:V4SI 0 "spu_reg_operand" "")
179
        (unspec:V4SI [(match_operand:V4SI 2 "spu_reg_operand" "")
180
                      (match_operand:V4SI 1 "spu_reg_operand" "")
181
                      (match_operand:V4SI 3 "spu_reg_operand" "")] UNSPEC_SFX))]
182
  ""
183
  "")
184
 
185
(define_expand "spu_bg"
186
  [(set (match_operand:V4SI 0 "spu_reg_operand" "")
187
        (unspec:V4SI [(match_operand:V4SI 2 "spu_reg_operand" "")
188
                      (match_operand:V4SI 1 "spu_reg_operand" "")] UNSPEC_BG))]
189
  ""
190
  "")
191
 
192
(define_expand "spu_bgx"
193
  [(set (match_operand:V4SI 0 "spu_reg_operand" "")
194
        (unspec:V4SI [(match_operand:V4SI 2 "spu_reg_operand" "")
195
                      (match_operand:V4SI 1 "spu_reg_operand" "")
196
                      (match_operand:V4SI 3 "spu_reg_operand" "")] UNSPEC_BGX))]
197
  ""
198
  "")
199
 
200
;; integer multiply
201
(define_insn "spu_mpy"
202
  [(set (match_operand:V4SI 0 "spu_reg_operand" "=r,r")
203
        (mult:V4SI
204
          (sign_extend:V4SI
205
            (vec_select:V4HI
206
              (match_operand:V8HI 1 "spu_reg_operand" "r,r")
207
              (parallel [(const_int 1)(const_int 3)(const_int 5)(const_int 7)])))
208
          (sign_extend:V4SI
209
            (vec_select:V4HI
210
              (match_operand:V8HI 2 "spu_arith_operand" "r,B")
211
              (parallel [(const_int 1)(const_int 3)(const_int 5)(const_int 7)])))))]
212
  ""
213
  "@
214
   mpy\t%0,%1,%2
215
   mpyi\t%0,%1,%2"
216
  [(set_attr "type" "fp7")])
217
 
218
(define_insn "spu_mpyu"
219
  [(set (match_operand:V4SI 0 "spu_reg_operand" "=r,r")
220
        (mult:V4SI
221
          (zero_extend:V4SI
222
            (vec_select:V4HI
223
              (match_operand:V8HI 1 "spu_reg_operand" "r,r")
224
              (parallel [(const_int 1)(const_int 3)(const_int 5)(const_int 7)])))
225
          (zero_extend:V4SI
226
            (vec_select:V4HI
227
              (match_operand:V8HI 2 "spu_arith_operand" "r,B")
228
              (parallel [(const_int 1)(const_int 3)(const_int 5)(const_int 7)])))))]
229
  ""
230
  "@
231
   mpyu\t%0,%1,%2
232
   mpyui\t%0,%1,%2"
233
  [(set_attr "type" "fp7")])
234
 
235
(define_insn "spu_mpya"
236
  [(set (match_operand:V4SI 0 "spu_reg_operand" "=r")
237
        (plus:V4SI
238
          (mult:V4SI
239
            (sign_extend:V4SI
240
              (vec_select:V4HI
241
                (match_operand:V8HI 1 "spu_reg_operand" "r")
242
                (parallel [(const_int 1)(const_int 3)(const_int 5)(const_int 7)])))
243
            (sign_extend:V4SI
244
              (vec_select:V4HI
245
                (match_operand:V8HI 2 "spu_reg_operand" "r")
246
                (parallel [(const_int 1)(const_int 3)(const_int 5)(const_int 7)]))))
247
        (match_operand:V4SI 3 "spu_reg_operand" "r")))]
248
  ""
249
  "mpya\t%0,%1,%2,%3"
250
  [(set_attr "type" "fp7")])
251
 
252
(define_insn "spu_mpyh"
253
  [(set (match_operand:V4SI 0 "spu_reg_operand" "=r")
254
        (ashift:V4SI
255
          (mult:V4SI
256
            (sign_extend:V4SI
257
              (vec_select:V4HI
258
                (match_operand:V8HI 1 "spu_reg_operand" "r")
259
                (parallel [(const_int 0)(const_int 2)(const_int 4)(const_int 6)])))
260
            (sign_extend:V4SI
261
              (vec_select:V4HI
262
                (match_operand:V8HI 2 "spu_reg_operand" "r")
263
                (parallel [(const_int 1)(const_int 3)(const_int 5)(const_int 7)]))))
264
          (const_vector:V4SI [(const_int 16)(const_int 16)(const_int 16)(const_int 16)])))]
265
  ""
266
  "mpyh\t%0,%1,%2"
267
  [(set_attr "type" "fp7")])
268
 
269
(define_insn "spu_mpys"
270
  [(set (match_operand:V4SI 0 "spu_reg_operand" "=r")
271
        (ashiftrt:V4SI
272
          (mult:V4SI
273
            (sign_extend:V4SI
274
              (vec_select:V4HI
275
                (match_operand:V8HI 1 "spu_reg_operand" "r")
276
                (parallel [(const_int 1)(const_int 3)(const_int 5)(const_int 7)])))
277
            (sign_extend:V4SI
278
              (vec_select:V4HI
279
                (match_operand:V8HI 2 "spu_reg_operand" "r")
280
                (parallel [(const_int 1)(const_int 3)(const_int 5)(const_int 7)]))))
281
          (const_vector:V4SI [(const_int 16)(const_int 16)(const_int 16)(const_int 16)])))]
282
  ""
283
  "mpys\t%0,%1,%2"
284
  [(set_attr "type" "fp7")])
285
 
286
(define_insn "spu_mpyhhu"
287
  [(set (match_operand:V4SI 0 "spu_reg_operand" "=r")
288
        (mult:V4SI
289
          (zero_extend:V4SI
290
            (vec_select:V4HI
291
              (match_operand:V8HI 1 "spu_reg_operand" "r")
292
              (parallel [(const_int 0)(const_int 2)(const_int 4)(const_int 6)])))
293
          (zero_extend:V4SI
294
            (vec_select:V4HI
295
              (match_operand:V8HI 2 "spu_reg_operand" "r")
296
              (parallel [(const_int 0)(const_int 2)(const_int 4)(const_int 6)])))))]
297
  ""
298
  "mpyhhu\t%0,%1,%2"
299
  [(set_attr "type" "fp7")])
300
 
301
(define_insn "spu_mpyhh"
302
  [(set (match_operand:V4SI 0 "spu_reg_operand" "=r")
303
        (mult:V4SI
304
          (sign_extend:V4SI
305
            (vec_select:V4HI
306
              (match_operand:V8HI 1 "spu_reg_operand" "r")
307
              (parallel [(const_int 0)(const_int 2)(const_int 4)(const_int 6)])))
308
          (sign_extend:V4SI
309
            (vec_select:V4HI
310
              (match_operand:V8HI 2 "spu_reg_operand" "r")
311
              (parallel [(const_int 0)(const_int 2)(const_int 4)(const_int 6)])))))]
312
  ""
313
  "mpyhh\t%0,%1,%2"
314
  [(set_attr "type" "fp7")])
315
 
316
(define_insn "spu_mpyhhau"
317
  [(set (match_operand:V4SI 0 "spu_reg_operand" "=r")
318
        (plus:V4SI
319
          (mult:V4SI
320
            (zero_extend:V4SI
321
              (vec_select:V4HI
322
                (match_operand:V8HI 1 "spu_reg_operand" "r")
323
                (parallel [(const_int 0)(const_int 2)(const_int 4)(const_int 6)])))
324
            (zero_extend:V4SI
325
              (vec_select:V4HI
326
                (match_operand:V8HI 2 "spu_reg_operand" "r")
327
                (parallel [(const_int 0)(const_int 2)(const_int 4)(const_int 6)]))))
328
          (match_operand:V4SI 3 "spu_reg_operand" "0")))]
329
  ""
330
  "mpyhhau\t%0,%1,%2"
331
  [(set_attr "type" "fp7")])
332
 
333
(define_insn "spu_mpyhha"
334
  [(set (match_operand:V4SI 0 "spu_reg_operand" "=r")
335
        (plus:V4SI
336
          (mult:V4SI
337
            (sign_extend:V4SI
338
              (vec_select:V4HI
339
                (match_operand:V8HI 1 "spu_reg_operand" "r")
340
                (parallel [(const_int 0)(const_int 2)(const_int 4)(const_int 6)])))
341
            (sign_extend:V4SI
342
              (vec_select:V4HI
343
                (match_operand:V8HI 2 "spu_reg_operand" "r")
344
                (parallel [(const_int 0)(const_int 2)(const_int 4)(const_int 6)]))))
345
          (match_operand:V4SI 3 "spu_reg_operand" "0")))]
346
  ""
347
  "mpyhha\t%0,%1,%2"
348
  [(set_attr "type" "fp7")])
349
 
350
;; form select mask
351
(define_insn "spu_fsmb"
352
  [(set (match_operand:V16QI 0 "spu_reg_operand" "=r,r")
353
        (unspec:V16QI [(match_operand:SI 1 "spu_nonmem_operand" "r,MN")] UNSPEC_FSMB))]
354
  ""
355
  "@
356
  fsmb\t%0,%1
357
  fsmbi\t%0,%1"
358
  [(set_attr "type" "shuf")])
359
 
360
(define_insn "spu_fsmh"
361
  [(set (match_operand:V8HI 0 "spu_reg_operand" "=r")
362
        (unspec:V8HI [(match_operand:SI 1 "spu_reg_operand" "r")] UNSPEC_FSMH))]
363
  ""
364
  "fsmh\t%0,%1"
365
  [(set_attr "type" "shuf")])
366
 
367
(define_insn "spu_fsm"
368
  [(set (match_operand:V4SI 0 "spu_reg_operand" "=r")
369
        (unspec:V4SI [(match_operand:SI 1 "spu_reg_operand" "r")] UNSPEC_FSM))]
370
  ""
371
  "fsm\t%0,%1"
372
  [(set_attr "type" "shuf")])
373
 
374
 
375
;; gather bits
376
(define_insn "spu_gbb"
377
  [(set (match_operand:V4SI 0 "spu_reg_operand" "=r")
378
        (unspec:V4SI [(match_operand:V16QI 1 "spu_reg_operand" "r")] UNSPEC_GBB))]
379
  ""
380
  "gbb\t%0,%1"
381
  [(set_attr "type" "shuf")])
382
 
383
(define_insn "spu_gbh"
384
  [(set (match_operand:V4SI 0 "spu_reg_operand" "=r")
385
        (unspec:V4SI [(match_operand:V8HI 1 "spu_reg_operand" "r")] UNSPEC_GBH))]
386
  ""
387
  "gbh\t%0,%1"
388
  [(set_attr "type" "shuf")])
389
 
390
(define_insn "spu_gb"
391
  [(set (match_operand:V4SI 0 "spu_reg_operand" "=r")
392
        (unspec:V4SI [(match_operand:V4SI 1 "spu_reg_operand" "r")] UNSPEC_GB))]
393
  ""
394
  "gb\t%0,%1"
395
  [(set_attr "type" "shuf")])
396
 
397
;; misc byte operations
398
(define_insn "spu_avgb"
399
  [(set (match_operand:V16QI 0 "spu_reg_operand" "=r")
400
        (unspec:V16QI [(match_operand:V16QI 1 "spu_reg_operand" "r")
401
                       (match_operand:V16QI 2 "spu_reg_operand" "r")] UNSPEC_AVGB))]
402
  ""
403
  "avgb\t%0,%1,%2"
404
  [(set_attr "type" "fxb")])
405
 
406
(define_insn "spu_absdb"
407
  [(set (match_operand:V16QI 0 "spu_reg_operand" "=r")
408
        (unspec:V16QI [(match_operand:V16QI 1 "spu_reg_operand" "r")
409
                       (match_operand:V16QI 2 "spu_reg_operand" "r")] UNSPEC_ABSDB))]
410
  ""
411
  "absdb\t%0,%1,%2"
412
  [(set_attr "type" "fxb")])
413
 
414
(define_insn "spu_sumb"
415
  [(set (match_operand:V8HI 0 "spu_reg_operand" "=r")
416
        (unspec:V8HI [(match_operand:V16QI 1 "spu_reg_operand" "r")
417
                      (match_operand:V16QI 2 "spu_reg_operand" "r")] UNSPEC_SUMB))]
418
  ""
419
  "sumb\t%0,%1,%2"
420
  [(set_attr "type" "fxb")])
421
 
422
;; sign extend
423
(define_insn "spu_xsbh"
424
  [(set (match_operand:V8HI 0 "spu_reg_operand" "=r")
425
        (sign_extend:V8HI
426
          (vec_select:V8QI
427
            (match_operand:V16QI 1 "spu_reg_operand" "r")
428
            (parallel [(const_int 1)(const_int 3)(const_int 5)(const_int 7)
429
                       (const_int 9)(const_int 11)(const_int 13)(const_int 15)]))))]
430
  ""
431
  "xsbh\t%0,%1")
432
 
433
(define_insn "spu_xshw"
434
  [(set (match_operand:V4SI 0 "spu_reg_operand" "=r")
435
        (sign_extend:V4SI
436
          (vec_select:V4HI
437
            (match_operand:V8HI 1 "spu_reg_operand" "r")
438
            (parallel [(const_int 1)(const_int 3)(const_int 5)(const_int 7)]))))]
439
  ""
440
  "xshw\t%0,%1")
441
 
442
(define_insn "spu_xswd"
443
  [(set (match_operand:V2DI 0 "spu_reg_operand" "=r")
444
        (sign_extend:V2DI
445
          (vec_select:V2SI
446
            (match_operand:V4SI 1 "spu_reg_operand" "r")
447
            (parallel [(const_int 1)(const_int 3)]))))]
448
  ""
449
  "xswd\t%0,%1")
450
 
451
;; or across
452
 
453
(define_insn "spu_orx"
454
  [(set (match_operand:V4SI 0 "spu_reg_operand" "=r")
455
        (unspec:V4SI [(match_operand:V4SI 1 "spu_reg_operand" "r")] UNSPEC_ORX))]
456
  ""
457
  "orx\t%0,%1")
458
 
459
 
460
;; compare & halt
461
(define_insn "spu_heq"
462
  [(unspec_volatile [(match_operand:SI 0 "spu_reg_operand" "r,r")
463
                     (match_operand:SI 1 "spu_nonmem_operand" "r,K")] UNSPEC_HEQ)]
464
  ""
465
  "@
466
  heq\t%0,%1
467
  heqi\t%0,%1")
468
 
469
(define_insn "spu_hgt"
470
  [(unspec_volatile [(match_operand:SI 0 "spu_reg_operand" "r,r")
471
                     (match_operand:SI 1 "spu_nonmem_operand" "r,K")] UNSPEC_HGT)]
472
  ""
473
  "@
474
  hgt\t%0,%1
475
  hgti\t%0,%1")
476
 
477
(define_insn "spu_hlgt"
478
  [(unspec_volatile [(match_operand:SI 0 "spu_reg_operand" "r,r")
479
                     (match_operand:SI 1 "spu_nonmem_operand" "r,K")] UNSPEC_HLGT)]
480
  ""
481
  "@
482
  hlgt\t%0,%1
483
  hlgti\t%0,%1")
484
 
485
;; branches
486
 
487
;; The description below hides the fact that bisled conditionally
488
;; executes the call depending on the value in channel 0.  This was
489
;; done so that the description would conform to the format of a call
490
;; insn.  Otherwise (if this were not part of call insn), the link
491
;; register, $lr, would not be saved/restored in the prologue/epilogue.
492
 
493
(define_insn "spu_bisled"
494
  [(parallel
495
    [(call (mem:QI (match_operand:SI 0 "spu_reg_operand" "r"))
496
            (const_int 0))
497
     (clobber (reg:SI 0))
498
     (clobber (reg:SI 130))
499
     (use (match_operand:SI 1 "address_operand" ""))
500
     (use (const_int 0))])]
501
  ""
502
  "bisled\t$lr,%0"
503
  [(set_attr "type" "br")])
504
 
505
(define_insn "spu_bisledd"
506
  [(parallel
507
    [(call (mem:QI (match_operand:SI 0 "spu_reg_operand" "r"))
508
            (const_int 0))
509
     (clobber (reg:SI 0))
510
     (clobber (reg:SI 130))
511
     (use (match_operand:SI 1 "address_operand" ""))
512
     (use (const_int 1))])]
513
  ""
514
  "bisledd\t$lr,%0"
515
  [(set_attr "type" "br")])
516
 
517
(define_insn "spu_bislede"
518
  [(parallel
519
    [(call (mem:QI (match_operand:SI 0 "spu_reg_operand" "r"))
520
            (const_int 0))
521
     (clobber (reg:SI 0))
522
     (clobber (reg:SI 130))
523
     (use (match_operand:SI 1 "address_operand" ""))
524
     (use (const_int 2))])]
525
  ""
526
  "bislede\t$lr,%0"
527
  [(set_attr "type" "br")])
528
 
529
;; float convert
530
(define_expand "spu_csflt"
531
  [(set (match_operand:V4SF 0 "spu_reg_operand")
532
        (unspec:V4SF [(match_operand:V4SI 1 "spu_reg_operand")
533
                      (match_operand:SI 2 "spu_nonmem_operand")] 0 ))]
534
  ""
535
{
536
  if (GET_CODE (operands[2]) == CONST_INT
537
      && (INTVAL (operands[2]) < 0 || INTVAL (operands[2]) > 127))
538
    {
539
      error ("spu_convtf expects an integer literal in the range [0, 127].");
540
      operands[2] = force_reg (SImode, operands[2]);
541
    }
542
  if (GET_CODE (operands[2]) != CONST_INT)
543
    {
544
      rtx exp2;
545
      rtx cnv = gen_reg_rtx (V4SFmode);
546
      rtx scale = gen_reg_rtx (SImode);
547
      rtx op2 = force_reg (SImode, operands[2]);
548
      rtx m1 = spu_gen_exp2 (V4SFmode, GEN_INT (-1));
549
      emit_insn (gen_subsi3 (scale, const1_rtx, op2));
550
      exp2 = spu_gen_exp2 (V4SFmode, scale);
551
      emit_insn (gen_floatv4siv4sf2_mul (cnv, operands[1], m1));
552
      emit_insn (gen_mulv4sf3 (operands[0], cnv, exp2));
553
    }
554
  else
555
    {
556
      rtx exp2 = spu_gen_exp2 (V4SFmode, operands[2]);
557
      emit_insn (gen_floatv4siv4sf2_div (operands[0], operands[1], exp2));
558
    }
559
  DONE;
560
})
561
 
562
(define_expand "spu_cflts"
563
  [(set (match_operand:V4SI 0 "spu_reg_operand")
564
        (unspec:V4SI [(match_operand:V4SF 1 "spu_reg_operand")
565
                      (match_operand:SI 2 "spu_nonmem_operand")] 0 ))]
566
  ""
567
{
568
  rtx exp2;
569
  if (GET_CODE (operands[2]) == CONST_INT
570
      && (INTVAL (operands[2]) < 0 || INTVAL (operands[2]) > 127))
571
    {
572
      error ("spu_convts expects an integer literal in the range [0, 127].");
573
      operands[2] = force_reg (SImode, operands[2]);
574
    }
575
  exp2 = spu_gen_exp2 (V4SFmode, operands[2]);
576
  if (GET_CODE (operands[2]) != CONST_INT)
577
    {
578
      rtx mul = gen_reg_rtx (V4SFmode);
579
      emit_insn (gen_mulv4sf3 (mul, operands[1], exp2));
580
      emit_insn (gen_fix_truncv4sfv4si2 (operands[0], mul));
581
    }
582
  else
583
    emit_insn (gen_fix_truncv4sfv4si2_mul (operands[0], operands[1], exp2));
584
  DONE;
585
})
586
 
587
(define_expand "spu_cuflt"
588
  [(set (match_operand:V4SF 0 "spu_reg_operand" "=r")
589
        (unspec:V4SF [(match_operand:V4SI 1 "spu_reg_operand")
590
                      (match_operand:SI 2 "spu_nonmem_operand")] 0 ))]
591
  ""
592
{
593
  if (GET_CODE (operands[2]) == CONST_INT
594
      && (INTVAL (operands[2]) < 0 || INTVAL (operands[2]) > 127))
595
    {
596
      error ("spu_convtf expects an integer literal in the range [0, 127].");
597
      operands[2] = force_reg (SImode, operands[2]);
598
    }
599
  if (GET_CODE (operands[2]) != CONST_INT)
600
    {
601
      rtx exp2;
602
      rtx cnv = gen_reg_rtx (V4SFmode);
603
      rtx scale = gen_reg_rtx (SImode);
604
      rtx op2 = force_reg (SImode, operands[2]);
605
      rtx m1 = spu_gen_exp2 (V4SFmode, GEN_INT (-1));
606
      emit_insn (gen_subsi3 (scale, const1_rtx, op2));
607
      exp2 = spu_gen_exp2 (V4SFmode, scale);
608
      emit_insn (gen_floatunsv4siv4sf2_mul (cnv, operands[1], m1));
609
      emit_insn (gen_mulv4sf3 (operands[0], cnv, exp2));
610
    }
611
  else
612
    {
613
      rtx exp2 = spu_gen_exp2 (V4SFmode, operands[2]);
614
      emit_insn (gen_floatunsv4siv4sf2_div (operands[0], operands[1], exp2));
615
    }
616
  DONE;
617
})
618
 
619
(define_expand "spu_cfltu"
620
  [(set (match_operand:V4SI 0 "spu_reg_operand")
621
        (unspec:V4SI [(match_operand:V4SF 1 "spu_reg_operand")
622
                      (match_operand:SI 2 "spu_nonmem_operand")] 0 ))]
623
  ""
624
{
625
  rtx exp2;
626
  if (GET_CODE (operands[2]) == CONST_INT
627
      && (INTVAL (operands[2]) < 0 || INTVAL (operands[2]) > 127))
628
    {
629
      error ("spu_convtu expects an integer literal in the range [0, 127].");
630
      operands[2] = force_reg (SImode, operands[2]);
631
    }
632
  exp2 = spu_gen_exp2 (V4SFmode, operands[2]);
633
  if (GET_CODE (operands[2]) != CONST_INT)
634
    {
635
      rtx mul = gen_reg_rtx (V4SFmode);
636
      emit_insn (gen_mulv4sf3 (mul, operands[1], exp2));
637
      emit_insn (gen_fixuns_truncv4sfv4si2 (operands[0], mul));
638
    }
639
  else
640
    emit_insn (gen_fixuns_truncv4sfv4si2_mul (operands[0], operands[1], exp2));
641
  DONE;
642
})
643
 
644
(define_expand "spu_frds"
645
   [(set (match_operand:V4SF 0 "spu_reg_operand" "")
646
         (vec_select:V4SF
647
           (vec_concat:V4SF
648
             (float_truncate:V2SF (match_operand:V2DF 1 "spu_reg_operand" ""))
649
             (match_dup:V2SF 2))
650
           (parallel [(const_int 0)(const_int 2)(const_int 1)(const_int 3)])))]
651
  ""
652
  "operands[2] = spu_const(V2SFmode, 0);")
653
 
654
(define_insn "_frds"
655
   [(set (match_operand:V4SF 0 "spu_reg_operand" "=r")
656
        (vec_select:V4SF
657
          (vec_concat:V4SF
658
            (float_truncate:V2SF (match_operand:V2DF 1 "spu_reg_operand" "r"))
659
            (match_operand:V2SF 2 "vec_imm_operand" "i"))
660
          (parallel [(const_int 0)(const_int 2)(const_int 1)(const_int 3)])))]
661
  ""
662
  "frds\t%0,%1"
663
  [(set_attr "type" "fpd")])
664
 
665
(define_insn "spu_fesd"
666
  [(set (match_operand:V2DF 0 "spu_reg_operand" "=r")
667
        (float_extend:V2DF
668
          (vec_select:V2SF
669
            (match_operand:V4SF 1 "spu_reg_operand" "r")
670
              (parallel [(const_int 0)(const_int 2)]))))]
671
  ""
672
  "fesd\t%0,%1"
673
  [(set_attr "type" "fpd")])
674
 
675
;; control
676
(define_insn "spu_stop"
677
  [(unspec_volatile [(match_operand:SI 0 "immediate_operand" "M")] UNSPEC_STOP)]
678
  ""
679
  "stop\t%0"
680
  [(set_attr "type" "br")])
681
 
682
(define_insn "spu_stopd"
683
  [(unspec_volatile [(match_operand:SI 0 "spu_reg_operand" "r")
684
                     (match_operand:SI 1 "spu_reg_operand" "r")
685
                     (match_operand:SI 2 "spu_reg_operand" "r")] UNSPEC_STOPD)]
686
  ""
687
  "stopd\t%0,%1,%2"
688
  [(set_attr "type" "br")])
689
 
690
;; interrupt disable/enable
691
(define_expand "spu_idisable"
692
  [(parallel
693
    [(unspec_volatile [(const_int 0)] UNSPEC_SET_INTR)
694
     (clobber (match_dup:SI 0))
695
     (clobber (mem:BLK (scratch)))])]
696
  ""
697
  "operands[0] = gen_reg_rtx (SImode);")
698
 
699
(define_expand "spu_ienable"
700
  [(parallel
701
    [(unspec_volatile [(const_int 1)] UNSPEC_SET_INTR)
702
     (clobber (match_dup:SI 0))
703
     (clobber (mem:BLK (scratch)))])]
704
  ""
705
  "operands[0] = gen_reg_rtx (SImode);")
706
 
707
(define_insn "set_intr"
708
  [(unspec_volatile [(match_operand 1 "const_int_operand" "i")] UNSPEC_SET_INTR)
709
   (clobber (match_operand:SI 0 "spu_reg_operand" "=&r"))
710
   (clobber (mem:BLK (scratch)))]
711
  "! flag_pic"
712
  "ila\t%0,.+8\;bi%I1\t%0"
713
  [(set_attr "length" "8")
714
   (set_attr "type" "multi0")])
715
 
716
(define_insn "set_intr_pic"
717
  [(unspec_volatile [(match_operand 1 "const_int_operand" "i")] UNSPEC_SET_INTR)
718
   (clobber (match_operand:SI 0 "spu_reg_operand" "=&r"))
719
   (clobber (mem:BLK (scratch)))]
720
  "flag_pic"
721
  "brsl\t%0,.+4\;ai\t%0,%0,8\;bi%I1\t%0"
722
  [(set_attr "length" "12")
723
   (set_attr "type" "multi1")])
724
 
725
(define_insn "set_intr_cc"
726
  [(cond_exec (match_operator 1 "branch_comparison_operator"
727
                [(match_operand 2 "spu_reg_operand" "r")
728
                 (const_int 0)])
729
              (parallel [(unspec_volatile [(match_operand:SI 3 "const_int_operand" "i")] UNSPEC_SET_INTR)
730
                         (clobber (match_operand:SI 0 "spu_reg_operand" "=&r"))
731
                         (clobber (mem:BLK (scratch)))]))]
732
  "! flag_pic"
733
  "ila\t%0,.+8\;bi%b2%b1z%I3\t%2,%0"
734
  [(set_attr "length" "8")
735
   (set_attr "type" "multi0")])
736
 
737
(define_insn "set_intr_cc_pic"
738
  [(cond_exec (match_operator 1 "branch_comparison_operator"
739
                [(match_operand 2 "spu_reg_operand" "r")
740
                 (const_int 0)])
741
              (parallel [(unspec_volatile [(match_operand:SI 3 "const_int_operand" "i")] UNSPEC_SET_INTR)
742
                         (clobber (match_operand:SI 0 "spu_reg_operand" "=&r"))
743
                         (clobber (mem:BLK (scratch)))]))]
744
  "flag_pic"
745
  "brsl\t%0,.+4\;ai\t%0,%0,8\;bi%b2%b1z%I3\t%2,%0"
746
  [(set_attr "length" "12")
747
   (set_attr "type" "multi1")])
748
 
749
(define_insn "set_intr_return"
750
  [(unspec_volatile [(match_operand:SI 0 "const_int_operand" "i")] UNSPEC_SET_INTR)
751
   (return)]
752
  ""
753
  "bi%I0\t$lr"
754
  [(set_attr "type" "br")])
755
 
756
(define_peephole2
757
  [(parallel
758
    [(unspec_volatile [(match_operand:SI 0 "const_int_operand")] UNSPEC_SET_INTR)
759
     (clobber (match_operand:SI 1 "spu_reg_operand"))
760
     (clobber (mem:BLK (scratch)))])
761
   (use (reg:SI 0))
762
   (return)]
763
  ""
764
  [(use (reg:SI 0))
765
   (parallel
766
    [(unspec_volatile [(match_dup:SI 0)] UNSPEC_SET_INTR)
767
     (return)])]
768
  "")
769
 
770
;; special purpose registers
771
(define_insn "spu_fscrrd"
772
  [(set (match_operand:V4SI 0 "spu_reg_operand" "=r")
773
        (unspec_volatile:V4SI [(const_int 6)] UNSPEC_FSCRRD))]
774
  ""
775
  "fscrrd\t%0"
776
  [(set_attr "type" "spr")])
777
 
778
(define_insn "spu_fscrwr"
779
  [(unspec_volatile [(match_operand:V4SI 0 "spu_reg_operand" "r")] UNSPEC_FSCRWR)]
780
  ""
781
  "fscrwr\t$0,%0"
782
  [(set_attr "type" "spr")])
783
 
784
(define_insn "spu_mfspr"
785
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
786
        (unspec_volatile:SI [(match_operand:SI 1 "immediate_operand" "J")] UNSPEC_MFSPR))]
787
  ""
788
  "mfspr\t%0,$sp%1"
789
  [(set_attr "type" "spr")])
790
 
791
(define_insn "spu_mtspr"
792
  [(unspec_volatile [(match_operand:SI 0 "immediate_operand" "J")
793
                     (match_operand:SI 1 "spu_reg_operand" "r")] UNSPEC_MTSPR)]
794
  ""
795
  "mtspr\t$sp%0,%1"
796
  [(set_attr "type" "spr")])
797
 
798
;; channels
799
(define_expand "spu_rdch"
800
  [(set (match_operand:V4SI 0 "spu_reg_operand" "")
801
        (unspec_volatile:V4SI [(match_operand:SI 1 "immediate_operand" "")] UNSPEC_RDCH))]
802
  ""
803
  "{
804
    if (spu_safe_dma (INTVAL (operands[1])))
805
      {
806
        emit_insn (gen_spu_rdch_clobber (operands[0], operands[1]));
807
        DONE;
808
      }
809
   }")
810
 
811
(define_expand "spu_rchcnt"
812
  [(set (match_operand:SI 0 "spu_reg_operand" "")
813
        (unspec_volatile:SI [(match_operand:SI 1 "immediate_operand" "")] UNSPEC_RCHCNT))]
814
  ""
815
  "{
816
    if (spu_safe_dma (INTVAL (operands[1])))
817
      {
818
        emit_insn (gen_spu_rchcnt_clobber (operands[0], operands[1]));
819
        DONE;
820
      }
821
   }")
822
 
823
(define_expand "spu_wrch"
824
   [(unspec_volatile [(match_operand:SI 0 "immediate_operand" "")
825
                      (match_operand:V4SI 1 "spu_reg_operand" "")] UNSPEC_WRCH)]
826
   ""
827
  "{
828
    if (spu_safe_dma (INTVAL (operands[0])))
829
      {
830
        emit_insn (gen_spu_wrch_clobber (operands[0], operands[1]));
831
        DONE;
832
      }
833
   }")
834
 
835
(define_insn "spu_rdch_noclobber"
836
  [(set (match_operand:V4SI 0 "spu_reg_operand" "=r")
837
        (unspec_volatile:V4SI [(match_operand:SI 1 "immediate_operand" "J")] UNSPEC_RDCH))]
838
  ""
839
  "rdch\t%0,$ch%1"
840
  [(set_attr "type" "spr")])
841
 
842
(define_insn "spu_rchcnt_noclobber"
843
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
844
        (unspec_volatile:SI [(match_operand:SI 1 "immediate_operand" "J")] UNSPEC_RCHCNT))]
845
  ""
846
  "rchcnt\t%0,$ch%1"
847
  [(set_attr "type" "spr")])
848
 
849
(define_insn "spu_wrch_noclobber"
850
   [(unspec_volatile [(match_operand:SI 0 "immediate_operand" "J")
851
                      (match_operand:V4SI 1 "spu_reg_operand" "r")] UNSPEC_WRCH)]
852
   ""
853
   "wrch\t$ch%0,%1"
854
   [(set_attr "type" "spr")])
855
 
856
(define_insn "spu_rdch_clobber"
857
  [(set (match_operand:V4SI 0 "spu_reg_operand" "=r")
858
        (unspec_volatile:V4SI [(match_operand:SI 1 "immediate_operand" "J")] UNSPEC_RDCH))
859
    (clobber (mem:BLK (scratch)))]
860
  ""
861
  "rdch\t%0,$ch%1"
862
  [(set_attr "type" "spr")])
863
 
864
(define_insn "spu_rchcnt_clobber"
865
  [(set (match_operand:SI 0 "spu_reg_operand" "=r")
866
        (unspec_volatile:SI [(match_operand:SI 1 "immediate_operand" "J")] UNSPEC_RCHCNT))
867
    (clobber (mem:BLK (scratch)))]
868
  ""
869
  "rchcnt\t%0,$ch%1"
870
  [(set_attr "type" "spr")])
871
 
872
(define_insn "spu_wrch_clobber"
873
   [(unspec_volatile [(match_operand:SI 0 "immediate_operand" "J")
874
                      (match_operand:V4SI 1 "spu_reg_operand" "r")] UNSPEC_WRCH)
875
    (clobber (mem:BLK (scratch)))]
876
   ""
877
   "wrch\t$ch%0,%1"
878
   [(set_attr "type" "spr")])
879
 
880
(define_expand "spu_splats"
881
  [(set (match_operand 0 "spu_reg_operand" "")
882
        (vec_duplicate (match_operand 1 "spu_nonmem_operand" "")))]
883
  ""
884
  {
885
    spu_builtin_splats(operands);
886
    DONE;
887
  })
888
 
889
(define_expand "spu_extract"
890
  [(set (match_operand 0 "spu_reg_operand" "")
891
        (unspec [(match_operand 1 "spu_reg_operand" "")
892
                 (match_operand 2 "spu_nonmem_operand" "")] 0))]
893
  ""
894
  {
895
    spu_builtin_extract (operands);
896
    DONE;
897
  })
898
 
899
(define_expand "spu_insert"
900
  [(set (match_operand 0 "spu_reg_operand" "")
901
        (unspec [(match_operand 1 "spu_reg_operand" "")
902
                 (match_operand 2 "spu_reg_operand" "")
903
                 (match_operand:SI 3 "spu_nonmem_operand" "")] 0))]
904
  ""
905
  {
906
    spu_builtin_insert(operands);
907
    DONE;
908
  })
909
 
910
(define_expand "spu_promote"
911
  [(set (match_operand 0 "spu_reg_operand" "")
912
        (unspec [(match_operand 1 "spu_reg_operand" "")
913
                 (match_operand:SI 2 "immediate_operand" "")] 0))]
914
  ""
915
  {
916
    spu_builtin_promote(operands);
917
    DONE;
918
  })
919
 
920
;; Currently doing nothing with this but expanding its args.
921
(define_expand "spu_align_hint"
922
  [(unspec [(match_operand:SI 0 "address_operand" "")
923
            (match_operand:SI 1 "immediate_operand" "")
924
            (match_operand:SI 2 "immediate_operand" "")] 0)]
925
  ""
926
  {
927
     DONE;
928
  })
929
 

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