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re PR fortran/88269 (ICE in gfc_format_decoder, at fortran/error.c:947)
[thirdparty/gcc.git] / gcc / config / powerpcspe / paired.md
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83349046 1;; PowerPC paired single and double hummer description
85ec4feb 2;; Copyright (C) 2007-2018 Free Software Foundation, Inc.
83349046
SB		 3;; Contributed by David Edelsohn <edelsohn@gnu.org> and Revital Eres
4;; <eres@il.ibm.com>
5
6;; This file is part of GCC.
7
8;; GCC is free software; you can redistribute it and/or modify it
9;; under the terms of the GNU General Public License as published
10;; by the Free Software Foundation; either version 3, or (at your
11;; option) any later version.
12
13;; GCC is distributed in the hope that it will be useful, but WITHOUT
14;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
15;; or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
16;; License for more details.
17;;
18;; You should have received a copy of the GNU General Public License
19;; along with this program; see the file COPYING3. If not see
20;; <http://www.gnu.org/licenses/>.
21
22(define_c_enum "unspec"
23 [UNSPEC_INTERHI_V2SF
24 UNSPEC_INTERLO_V2SF
25 UNSPEC_EXTEVEN_V2SF
26 UNSPEC_EXTODD_V2SF
27 ])
28
29(define_insn "paired_negv2sf2"
30 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
31 (neg:V2SF (match_operand:V2SF 1 "gpc_reg_operand" "f")))]
32 "TARGET_PAIRED_FLOAT"
33 "ps_neg %0,%1"
34 [(set_attr "type" "fp")])
35
36(define_insn "sqrtv2sf2"
37 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
38 (sqrt:V2SF (match_operand:V2SF 1 "gpc_reg_operand" "f")))]
39 "TARGET_PAIRED_FLOAT"
40 "ps_rsqrte %0,%1"
41 [(set_attr "type" "fp")])
42
43(define_insn "paired_absv2sf2"
44 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
45 (abs:V2SF (match_operand:V2SF 1 "gpc_reg_operand" "f")))]
46 "TARGET_PAIRED_FLOAT"
47 "ps_abs %0,%1"
48 [(set_attr "type" "fp")])
49
50(define_insn "nabsv2sf2"
51 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
52 (neg:V2SF (abs:V2SF (match_operand:V2SF 1 "gpc_reg_operand" "f"))))]
53 "TARGET_PAIRED_FLOAT"
54 "ps_nabs %0,%1"
55 [(set_attr "type" "fp")])
56
57(define_insn "paired_addv2sf3"
58 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
59 (plus:V2SF (match_operand:V2SF 1 "gpc_reg_operand" "%f")
60 (match_operand:V2SF 2 "gpc_reg_operand" "f")))]
61 "TARGET_PAIRED_FLOAT"
62 "ps_add %0,%1,%2"
63 [(set_attr "type" "fp")])
64
65(define_insn "paired_subv2sf3"
66 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
67 (minus:V2SF (match_operand:V2SF 1 "gpc_reg_operand" "f")
68 (match_operand:V2SF 2 "gpc_reg_operand" "f")))]
69 "TARGET_PAIRED_FLOAT"
70 "ps_sub %0,%1,%2"
71 [(set_attr "type" "fp")])
72
73(define_insn "paired_mulv2sf3"
74 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
75 (mult:V2SF (match_operand:V2SF 1 "gpc_reg_operand" "%f")
76 (match_operand:V2SF 2 "gpc_reg_operand" "f")))]
77 "TARGET_PAIRED_FLOAT"
78 "ps_mul %0,%1,%2"
79 [(set_attr "type" "fp")])
80
81(define_insn "resv2sf2"
82 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
83 (unspec:V2SF [(match_operand:V2SF 1 "gpc_reg_operand" "f")] UNSPEC_FRES))]
84 "TARGET_PAIRED_FLOAT && flag_finite_math_only"
85 "ps_res %0,%1"
86 [(set_attr "type" "fp")])
87
88(define_insn "paired_divv2sf3"
89 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
90 (div:V2SF (match_operand:V2SF 1 "gpc_reg_operand" "f")
91 (match_operand:V2SF 2 "gpc_reg_operand" "f")))]
92 "TARGET_PAIRED_FLOAT"
93 "ps_div %0,%1,%2"
94 [(set_attr "type" "sdiv")])
95
96(define_insn "paired_madds0"
97 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
98 (vec_concat:V2SF
99 (fma:SF
100 (vec_select:SF (match_operand:V2SF 1 "gpc_reg_operand" "f")
101 (parallel [(const_int 0)]))
102 (vec_select:SF (match_operand:V2SF 2 "gpc_reg_operand" "f")
103 (parallel [(const_int 0)]))
104 (vec_select:SF (match_operand:V2SF 3 "gpc_reg_operand" "f")
105 (parallel [(const_int 0)])))
106 (fma:SF
107 (vec_select:SF (match_dup 1)
108 (parallel [(const_int 1)]))
109 (vec_select:SF (match_dup 2)
110 (parallel [(const_int 0)]))
111 (vec_select:SF (match_dup 3)
112 (parallel [(const_int 1)])))))]
113 "TARGET_PAIRED_FLOAT"
114 "ps_madds0 %0,%1,%2,%3"
115 [(set_attr "type" "fp")])
116
117(define_insn "paired_madds1"
118 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
119 (vec_concat:V2SF
120 (fma:SF
121 (vec_select:SF (match_operand:V2SF 1 "gpc_reg_operand" "f")
122 (parallel [(const_int 0)]))
123 (vec_select:SF (match_operand:V2SF 2 "gpc_reg_operand" "f")
124 (parallel [(const_int 1)]))
125 (vec_select:SF (match_operand:V2SF 3 "gpc_reg_operand" "f")
126 (parallel [(const_int 0)])))
127 (fma:SF
128 (vec_select:SF (match_dup 1)
129 (parallel [(const_int 1)]))
130 (vec_select:SF (match_dup 2)
131 (parallel [(const_int 1)]))
132 (vec_select:SF (match_dup 3)
133 (parallel [(const_int 1)])))))]
134 "TARGET_PAIRED_FLOAT"
135 "ps_madds1 %0,%1,%2,%3"
136 [(set_attr "type" "fp")])
137
138(define_insn "*paired_madd"
139 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
140 (fma:V2SF
141 (match_operand:V2SF 1 "gpc_reg_operand" "f")
142 (match_operand:V2SF 2 "gpc_reg_operand" "f")
143 (match_operand:V2SF 3 "gpc_reg_operand" "f")))]
144 "TARGET_PAIRED_FLOAT"
145 "ps_madd %0,%1,%2,%3"
146 [(set_attr "type" "fp")])
147
148(define_insn "*paired_msub"
149 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
150 (fma:V2SF
151 (match_operand:V2SF 1 "gpc_reg_operand" "f")
152 (match_operand:V2SF 2 "gpc_reg_operand" "f")
153 (neg:V2SF (match_operand:V2SF 3 "gpc_reg_operand" "f"))))]
154 "TARGET_PAIRED_FLOAT"
155 "ps_msub %0,%1,%2,%3"
156 [(set_attr "type" "fp")])
157
158(define_insn "*paired_nmadd"
159 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
160 (neg:V2SF
161 (fma:V2SF
162 (match_operand:V2SF 1 "gpc_reg_operand" "f")
163 (match_operand:V2SF 2 "gpc_reg_operand" "f")
164 (match_operand:V2SF 3 "gpc_reg_operand" "f"))))]
165 "TARGET_PAIRED_FLOAT"
166 "ps_nmadd %0,%1,%2,%3"
167 [(set_attr "type" "fp")])
168
169(define_insn "*paired_nmsub"
170 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
171 (neg:V2SF
172 (fma:V2SF
173 (match_operand:V2SF 1 "gpc_reg_operand" "f")
174 (match_operand:V2SF 2 "gpc_reg_operand" "f")
175 (neg:V2SF (match_operand:V2SF 3 "gpc_reg_operand" "f")))))]
176 "TARGET_PAIRED_FLOAT"
177 "ps_nmsub %0,%1,%2,%3"
178 [(set_attr "type" "dmul")])
179
180(define_insn "selv2sf4"
181 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
182 (vec_concat:V2SF
183 (if_then_else:SF (ge (vec_select:SF (match_operand:V2SF 1 "gpc_reg_operand" "f")
184 (parallel [(const_int 0)]))
185 (match_operand:SF 4 "zero_fp_constant" "F"))
186 (vec_select:SF (match_operand:V2SF 2 "gpc_reg_operand" "f")
187 (parallel [(const_int 0)]))
188 (vec_select:SF (match_operand:V2SF 3 "gpc_reg_operand" "f")
189 (parallel [(const_int 0)])))
190 (if_then_else:SF (ge (vec_select:SF (match_dup 1)
191 (parallel [(const_int 1)]))
192 (match_dup 4))
193 (vec_select:SF (match_dup 2)
194 (parallel [(const_int 1)]))
195 (vec_select:SF (match_dup 3)
196 (parallel [(const_int 1)])))))]
197
198 "TARGET_PAIRED_FLOAT"
199 "ps_sel %0,%1,%2,%3"
200 [(set_attr "type" "fp")])
201
202(define_insn "*movv2sf_paired"
203 [(set (match_operand:V2SF 0 "nonimmediate_operand" "=Z,f,f,Y,r,r,f")
204 (match_operand:V2SF 1 "input_operand" "f,Z,f,r,Y,r,W"))]
205 "TARGET_PAIRED_FLOAT
206 && (register_operand (operands[0], V2SFmode)
207 || register_operand (operands[1], V2SFmode))"
208{
209 switch (which_alternative)
210 {
211 case 0: return "psq_stx %1,%y0,0,0";
212 case 1: return "psq_lx %0,%y1,0,0";
213 case 2: return "ps_mr %0,%1";
214 case 3: return "#";
215 case 4: return "#";
216 case 5: return "#";
217 case 6: return "#";
218 default: gcc_unreachable ();
219 }
220}
221 [(set_attr "type" "fpstore,fpload,fp,*,*,*,*")])
222
223(define_insn "paired_stx"
224 [(set (match_operand:V2SF 0 "memory_operand" "=Z")
225 (match_operand:V2SF 1 "gpc_reg_operand" "f"))]
226 "TARGET_PAIRED_FLOAT"
227 "psq_stx %1,%y0,0,0"
228 [(set_attr "type" "fpstore")])
229
230(define_insn "paired_lx"
231 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
232 (match_operand:V2SF 1 "memory_operand" "Z"))]
233 "TARGET_PAIRED_FLOAT"
234 "psq_lx %0,%y1,0,0"
235 [(set_attr "type" "fpload")])
236
237
238(define_split
239 [(set (match_operand:V2SF 0 "nonimmediate_operand" "")
240 (match_operand:V2SF 1 "input_operand" ""))]
241 "TARGET_PAIRED_FLOAT && reload_completed
242 && gpr_or_gpr_p (operands[0], operands[1])"
243 [(pc)]
244 {
245 rs6000_split_multireg_move (operands[0], operands[1]); DONE;
246 })
247
248(define_insn "paired_cmpu0"
249 [(set (match_operand:CCFP 0 "cc_reg_operand" "=y")
250 (compare:CCFP (vec_select:SF
251 (match_operand:V2SF 1 "gpc_reg_operand" "f")
252 (parallel [(const_int 0)]))
253 (vec_select:SF
254 (match_operand:V2SF 2 "gpc_reg_operand" "f")
255 (parallel [(const_int 0)]))))]
256 "TARGET_PAIRED_FLOAT"
257 "ps_cmpu0 %0,%1,%2"
258 [(set_attr "type" "fpcompare")])
259
260(define_insn "paired_cmpu1"
261 [(set (match_operand:CCFP 0 "cc_reg_operand" "=y")
262 (compare:CCFP (vec_select:SF
263 (match_operand:V2SF 1 "gpc_reg_operand" "f")
264 (parallel [(const_int 1)]))
265 (vec_select:SF
266 (match_operand:V2SF 2 "gpc_reg_operand" "f")
267 (parallel [(const_int 1)]))))]
268 "TARGET_PAIRED_FLOAT"
269 "ps_cmpu1 %0,%1,%2"
270 [(set_attr "type" "fpcompare")])
271
272(define_insn "paired_merge00"
273 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
274 (vec_select:V2SF
275 (vec_concat:V4SF
276 (match_operand:V2SF 1 "gpc_reg_operand" "f")
277 (match_operand:V2SF 2 "gpc_reg_operand" "f"))
278 (parallel [(const_int 0) (const_int 2)])))]
279 "TARGET_PAIRED_FLOAT"
280 "ps_merge00 %0, %1, %2"
281 [(set_attr "type" "fp")])
282
283(define_insn "paired_merge01"
284 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
285 (vec_select:V2SF
286 (vec_concat:V4SF
287 (match_operand:V2SF 1 "gpc_reg_operand" "f")
288 (match_operand:V2SF 2 "gpc_reg_operand" "f"))
289 (parallel [(const_int 0) (const_int 3)])))]
290 "TARGET_PAIRED_FLOAT"
291 "ps_merge01 %0, %1, %2"
292 [(set_attr "type" "fp")])
293
294(define_insn "paired_merge10"
295 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
296 (vec_select:V2SF
297 (vec_concat:V4SF
298 (match_operand:V2SF 1 "gpc_reg_operand" "f")
299 (match_operand:V2SF 2 "gpc_reg_operand" "f"))
300 (parallel [(const_int 1) (const_int 2)])))]
301 "TARGET_PAIRED_FLOAT"
302 "ps_merge10 %0, %1, %2"
303 [(set_attr "type" "fp")])
304
305(define_insn "paired_merge11"
306 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
307 (vec_select:V2SF
308 (vec_concat:V4SF
309 (match_operand:V2SF 1 "gpc_reg_operand" "f")
310 (match_operand:V2SF 2 "gpc_reg_operand" "f"))
311 (parallel [(const_int 1) (const_int 3)])))]
312 "TARGET_PAIRED_FLOAT"
313 "ps_merge11 %0, %1, %2"
314 [(set_attr "type" "fp")])
315
83349046
SB		 316(define_insn "paired_sum0"
317 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
318 (vec_concat:V2SF (plus:SF (vec_select:SF
319 (match_operand:V2SF 1 "gpc_reg_operand" "f")
320 (parallel [(const_int 0)]))
321 (vec_select:SF
322 (match_operand:V2SF 2 "gpc_reg_operand" "f")
323 (parallel [(const_int 1)])))
324 (vec_select:SF
325 (match_operand:V2SF 3 "gpc_reg_operand" "f")
326 (parallel [(const_int 1)]))))]
327 "TARGET_PAIRED_FLOAT"
328 "ps_sum0 %0,%1,%2,%3"
329 [(set_attr "type" "fp")])
330
331(define_insn "paired_sum1"
332 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
333 (vec_concat:V2SF (vec_select:SF
334 (match_operand:V2SF 2 "gpc_reg_operand" "f")
335 (parallel [(const_int 1)]))
336 (plus:SF (vec_select:SF
337 (match_operand:V2SF 1 "gpc_reg_operand" "f")
338 (parallel [(const_int 0)]))
339 (vec_select:SF
340 (match_operand:V2SF 3 "gpc_reg_operand" "f")
341 (parallel [(const_int 1)])))))]
342 "TARGET_PAIRED_FLOAT"
343 "ps_sum1 %0,%1,%2,%3"
344 [(set_attr "type" "fp")])
345
346(define_insn "paired_muls0"
347 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
348 (mult:V2SF (match_operand:V2SF 2 "gpc_reg_operand" "f")
349 (vec_duplicate:V2SF
350 (vec_select:SF (match_operand:V2SF 1 "gpc_reg_operand" "f")
351 (parallel [(const_int 0)])))))]
352 "TARGET_PAIRED_FLOAT"
353 "ps_muls0 %0, %1, %2"
354 [(set_attr "type" "fp")])
355
356
357(define_insn "paired_muls1"
358 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
359 (mult:V2SF (match_operand:V2SF 2 "gpc_reg_operand" "f")
360 (vec_duplicate:V2SF
361 (vec_select:SF (match_operand:V2SF 1 "gpc_reg_operand" "f")
362 (parallel [(const_int 1)])))))]
363 "TARGET_PAIRED_FLOAT"
364 "ps_muls1 %0, %1, %2"
365 [(set_attr "type" "fp")])
366
ff03930a 367(define_expand "vec_initv2sfsf"
83349046
SB		 368 [(match_operand:V2SF 0 "gpc_reg_operand" "=f")
369 (match_operand 1 "" "")]
370 "TARGET_PAIRED_FLOAT"
371{
372 paired_expand_vector_init (operands[0], operands[1]);
373 DONE;
374})
375
376(define_insn "*vconcatsf"
377 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
378 (vec_concat:V2SF
379 (match_operand:SF 1 "gpc_reg_operand" "f")
380 (match_operand:SF 2 "gpc_reg_operand" "f")))]
381 "TARGET_PAIRED_FLOAT"
382 "ps_merge00 %0, %1, %2"
383 [(set_attr "type" "fp")])
384
385(define_expand "sminv2sf3"
386 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
387 (smin:V2SF (match_operand:V2SF 1 "gpc_reg_operand" "f")
388 (match_operand:V2SF 2 "gpc_reg_operand" "f")))]
389 "TARGET_PAIRED_FLOAT"
390{
391 rtx tmp = gen_reg_rtx (V2SFmode);
392
393 emit_insn (gen_subv2sf3 (tmp, operands[1], operands[2]));
394 emit_insn (gen_selv2sf4 (operands[0], tmp, operands[2], operands[1], CONST0_RTX (SFmode)));
395 DONE;
396})
397
398(define_expand "smaxv2sf3"
399 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
400 (smax:V2SF (match_operand:V2SF 1 "gpc_reg_operand" "f")
401 (match_operand:V2SF 2 "gpc_reg_operand" "f")))]
402 "TARGET_PAIRED_FLOAT"
403{
404 rtx tmp = gen_reg_rtx (V2SFmode);
405
406 emit_insn (gen_subv2sf3 (tmp, operands[1], operands[2]));
407 emit_insn (gen_selv2sf4 (operands[0], tmp, operands[1], operands[2], CONST0_RTX (SFmode)));
408 DONE;
409})
410
411(define_expand "reduc_smax_scal_v2sf"
412 [(match_operand:SF 0 "gpc_reg_operand" "=f")
413 (match_operand:V2SF 1 "gpc_reg_operand" "f")]
414 "TARGET_PAIRED_FLOAT"
415{
416 rtx tmp_swap = gen_reg_rtx (V2SFmode);
417 rtx tmp = gen_reg_rtx (V2SFmode);
418 rtx vec_res = gen_reg_rtx (V2SFmode);
419 rtx di_res = gen_reg_rtx (DImode);
420
421 emit_insn (gen_paired_merge10 (tmp_swap, operands[1], operands[1]));
422 emit_insn (gen_subv2sf3 (tmp, operands[1], tmp_swap));
423 emit_insn (gen_selv2sf4 (vec_res, tmp, operands[1], tmp_swap,
424 CONST0_RTX (SFmode)));
425 emit_move_insn (di_res, simplify_gen_subreg (DImode, vec_res, V2SFmode, 0));
426 emit_move_insn (operands[0], simplify_gen_subreg (SFmode, di_res, DImode,
427 BYTES_BIG_ENDIAN ? 4 : 0));
428
429 DONE;
430})
431
432(define_expand "reduc_smin_scal_v2sf"
433 [(match_operand:SF 0 "gpc_reg_operand" "=f")
434 (match_operand:V2SF 1 "gpc_reg_operand" "f")]
435 "TARGET_PAIRED_FLOAT"
436{
437 rtx tmp_swap = gen_reg_rtx (V2SFmode);
438 rtx tmp = gen_reg_rtx (V2SFmode);
439 rtx vec_res = gen_reg_rtx (V2SFmode);
440 rtx di_res = gen_reg_rtx (DImode);
441
442 emit_insn (gen_paired_merge10 (tmp_swap, operands[1], operands[1]));
443 emit_insn (gen_subv2sf3 (tmp, operands[1], tmp_swap));
444 emit_insn (gen_selv2sf4 (vec_res, tmp, tmp_swap, operands[1],
445 CONST0_RTX (SFmode)));
446 emit_move_insn (di_res, simplify_gen_subreg (DImode, vec_res, V2SFmode, 0));
447 emit_move_insn (operands[0], simplify_gen_subreg (SFmode, di_res, DImode,
448 BYTES_BIG_ENDIAN ? 4 : 0));
449
450 DONE;
451})
452
453(define_expand "reduc_plus_scal_v2sf"
454 [(set (match_operand:SF 0 "gpc_reg_operand" "=f")
455 (match_operand:V2SF 1 "gpc_reg_operand" "f"))]
456 "TARGET_PAIRED_FLOAT"
457{
458 rtx vec_res = gen_reg_rtx (V2SFmode);
459 rtx di_res = gen_reg_rtx (DImode);
460
461 emit_insn (gen_paired_sum1 (vec_res, operands[1], operands[1], operands[1]));
462 emit_move_insn (di_res, simplify_gen_subreg (DImode, vec_res, V2SFmode, 0));
463 emit_move_insn (operands[0], simplify_gen_subreg (SFmode, di_res, DImode,
464 BYTES_BIG_ENDIAN ? 4 : 0));
465 DONE;
466})
467
468(define_expand "movmisalignv2sf"
469 [(set (match_operand:V2SF 0 "nonimmediate_operand" "")
470 (match_operand:V2SF 1 "any_operand" ""))]
471 "TARGET_PAIRED_FLOAT"
472{
473 paired_expand_vector_move (operands);
474 DONE;
475})
476
477(define_expand "vcondv2sfv2sf"
478 [(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
479 (if_then_else:V2SF
480 (match_operator 3 "gpc_reg_operand"
481 [(match_operand:V2SF 4 "gpc_reg_operand" "f")
482 (match_operand:V2SF 5 "gpc_reg_operand" "f")])
483 (match_operand:V2SF 1 "gpc_reg_operand" "f")
484 (match_operand:V2SF 2 "gpc_reg_operand" "f")))]
485 "TARGET_PAIRED_FLOAT && flag_unsafe_math_optimizations"
486{
487 if (paired_emit_vector_cond_expr (operands[0], operands[1], operands[2],
488 operands[3], operands[4], operands[5]))
489 DONE;
490 else
491 FAIL;
492})
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