1;; Machine description for AArch64 architecture.
2;; Copyright (C) 2009-2020 Free Software Foundation, Inc.
3;; Contributed by ARM Ltd.
4;;
5;; This file is part of GCC.
6;;
7;; GCC is free software; you can redistribute it and/or modify it
8;; under the terms of the GNU General Public License as published by
9;; the Free Software Foundation; either version 3, or (at your option)
10;; any later version.
11;;
12;; GCC is distributed in the hope that it will be useful, but
13;; WITHOUT ANY WARRANTY; without even the implied warranty of
14;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15;; General Public License for more details.
16;;
17;; You should have received a copy of the GNU General Public License
18;; along with GCC; see the file COPYING3.  If not see
19;; <http://www.gnu.org/licenses/>.
20
21;; -------------------------------------------------------------------
22;; Mode Iterators
23;; -------------------------------------------------------------------
24
25;; Condition-code iterators.
26(define_mode_iterator CC_ONLY [CC])
27(define_mode_iterator CCFP_CCFPE [CCFP CCFPE])
28
29;; Iterator for General Purpose Integer registers (32- and 64-bit modes)
30(define_mode_iterator GPI [SI DI])
31
32;; Iterator for HI, SI, DI, some instructions can only work on these modes.
33(define_mode_iterator GPI_I16 [(HI "AARCH64_ISA_F16") SI DI])
34
35;; "Iterator" for just TI -- features like @pattern only work with iterators.
36(define_mode_iterator JUST_TI [TI])
37
38;; Iterator for QI and HI modes
39(define_mode_iterator SHORT [QI HI])
40
41;; Iterators for single modes, for "@" patterns.
42(define_mode_iterator SI_ONLY [SI])
43(define_mode_iterator DI_ONLY [DI])
44
45;; Iterator for all integer modes (up to 64-bit)
46(define_mode_iterator ALLI [QI HI SI DI])
47
48;; Iterator for all integer modes (up to 128-bit)
49(define_mode_iterator ALLI_TI [QI HI SI DI TI])
50
51;; Iterator for all integer modes that can be extended (up to 64-bit)
52(define_mode_iterator ALLX [QI HI SI])
53
54;; Iterator for General Purpose Floating-point registers (32- and 64-bit modes)
55(define_mode_iterator GPF [SF DF])
56
57;; Iterator for all scalar floating point modes (HF, SF, DF)
58(define_mode_iterator GPF_F16 [(HF "AARCH64_ISA_F16") SF DF])
59
60;; Iterator for all scalar floating point modes (HF, SF, DF)
61(define_mode_iterator GPF_HF [HF SF DF])
62
63;; Iterator for all 16-bit scalar floating point modes (HF, BF)
64(define_mode_iterator HFBF [HF BF])
65
66;; Iterator for all scalar floating point modes (HF, SF, DF and TF)
67(define_mode_iterator GPF_TF_F16 [HF SF DF TF])
68
69;; Iterator for all scalar floating point modes suitable for moving, including
70;; special BF type (HF, SF, DF, TF and BF)
71(define_mode_iterator GPF_TF_F16_MOV [HF BF SF DF TF])
72
73;; Double vector modes.
74(define_mode_iterator VDF [V2SF V4HF])
75
76;; Iterator for all scalar floating point modes (SF, DF and TF)
77(define_mode_iterator GPF_TF [SF DF TF])
78
79;; Integer Advanced SIMD modes.
80(define_mode_iterator VDQ_I [V8QI V16QI V4HI V8HI V2SI V4SI V2DI])
81
82;; Advanced SIMD and scalar, 64 & 128-bit container, all integer modes.
83(define_mode_iterator VSDQ_I [V8QI V16QI V4HI V8HI V2SI V4SI V2DI QI HI SI DI])
84
85;; Advanced SIMD and scalar, 64 & 128-bit container: all Advanced SIMD
86;; integer modes; 64-bit scalar integer mode.
87(define_mode_iterator VSDQ_I_DI [V8QI V16QI V4HI V8HI V2SI V4SI V2DI DI])
88
89;; Double vector modes.
90(define_mode_iterator VD [V8QI V4HI V4HF V2SI V2SF V4BF])
91
92;; Double vector modes suitable for moving.  Includes BFmode.
93(define_mode_iterator VDMOV [V8QI V4HI V4HF V4BF V2SI V2SF])
94
95;; All modes stored in registers d0-d31.
96(define_mode_iterator DREG [V8QI V4HI V4HF V2SI V2SF DF])
97
98;; Copy of the above.
99(define_mode_iterator DREG2 [V8QI V4HI V4HF V2SI V2SF DF])
100
101;; Advanced SIMD, 64-bit container, all integer modes.
102(define_mode_iterator VD_BHSI [V8QI V4HI V2SI])
103
104;; 128 and 64-bit container; 8, 16, 32-bit vector integer modes
105(define_mode_iterator VDQ_BHSI [V8QI V16QI V4HI V8HI V2SI V4SI])
106
107;; Quad vector modes.
108(define_mode_iterator VQ [V16QI V8HI V4SI V2DI V8HF V4SF V2DF V8BF])
109
110;; Copy of the above.
111(define_mode_iterator VQ2 [V16QI V8HI V4SI V2DI V8HF V8BF V4SF V2DF])
112
113;; Quad vector modes suitable for moving.  Includes BFmode.
114(define_mode_iterator VQMOV [V16QI V8HI V4SI V2DI V8HF V8BF V4SF V2DF])
115
116;; VQMOV without 2-element modes.
117(define_mode_iterator VQMOV_NO2E [V16QI V8HI V4SI V8HF V8BF V4SF])
118
119;; Quad integer vector modes.
120(define_mode_iterator VQ_I [V16QI V8HI V4SI V2DI])
121
122;; VQ without 2 element modes.
123(define_mode_iterator VQ_NO2E [V16QI V8HI V4SI V8HF V4SF V8BF])
124
125;; BFmode vector modes.
126(define_mode_iterator VBF [V4BF V8BF])
127
128;; This mode iterator allows :P to be used for patterns that operate on
129;; addresses in different modes.  In LP64, only DI will match, while in
130;; ILP32, either can match.
131(define_mode_iterator P [(SI "ptr_mode == SImode || Pmode == SImode")
132			 (DI "ptr_mode == DImode || Pmode == DImode")])
133
134;; This mode iterator allows :PTR to be used for patterns that operate on
135;; pointer-sized quantities.  Exactly one of the two alternatives will match.
136(define_mode_iterator PTR [(SI "ptr_mode == SImode") (DI "ptr_mode == DImode")])
137
138;; Advanced SIMD Float modes suitable for moving, loading and storing.
139(define_mode_iterator VDQF_F16 [V4HF V8HF V2SF V4SF V2DF
140				V4BF V8BF])
141
142;; Advanced SIMD Float modes.
143(define_mode_iterator VDQF [V2SF V4SF V2DF])
144(define_mode_iterator VHSDF [(V4HF "TARGET_SIMD_F16INST")
145			     (V8HF "TARGET_SIMD_F16INST")
146			     V2SF V4SF V2DF])
147
148;; Advanced SIMD Float modes, and DF.
149(define_mode_iterator VHSDF_DF [(V4HF "TARGET_SIMD_F16INST")
150				(V8HF "TARGET_SIMD_F16INST")
151				V2SF V4SF V2DF DF])
152(define_mode_iterator VHSDF_HSDF [(V4HF "TARGET_SIMD_F16INST")
153				  (V8HF "TARGET_SIMD_F16INST")
154				  V2SF V4SF V2DF
155				  (HF "TARGET_SIMD_F16INST")
156				  SF DF])
157
158;; Scalar and vetor modes for SF, DF.
159(define_mode_iterator VSFDF [V2SF V4SF V2DF DF SF])
160
161;; Advanced SIMD single Float modes.
162(define_mode_iterator VDQSF [V2SF V4SF])
163
164;; Quad vector Float modes with half/single elements.
165(define_mode_iterator VQ_HSF [V8HF V4SF])
166
167;; Modes suitable to use as the return type of a vcond expression.
168(define_mode_iterator VDQF_COND [V2SF V2SI V4SF V4SI V2DF V2DI])
169
170;; All scalar and Advanced SIMD Float modes.
171(define_mode_iterator VALLF [V2SF V4SF V2DF SF DF])
172
173;; Advanced SIMD Float modes with 2 elements.
174(define_mode_iterator V2F [V2SF V2DF])
175
176;; All Advanced SIMD modes on which we support any arithmetic operations.
177(define_mode_iterator VALL [V8QI V16QI V4HI V8HI V2SI V4SI V2DI V2SF V4SF V2DF])
178
179;; All Advanced SIMD modes suitable for moving, loading, and storing.
180(define_mode_iterator VALL_F16 [V8QI V16QI V4HI V8HI V2SI V4SI V2DI
181				V4HF V8HF V4BF V8BF V2SF V4SF V2DF])
182
183;; All Advanced SIMD modes suitable for moving, loading, and storing,
184;; including special Bfloat vector types.
185(define_mode_iterator VALL_F16MOV [V8QI V16QI V4HI V8HI V2SI V4SI V2DI
186				   V4HF V8HF V4BF V8BF V2SF V4SF V2DF])
187
188;; The VALL_F16 modes except the 128-bit 2-element ones.
189(define_mode_iterator VALL_F16_NO_V2Q [V8QI V16QI V4HI V8HI V2SI V4SI
190				V4HF V8HF V2SF V4SF])
191
192;; All Advanced SIMD modes barring HF modes, plus DI.
193(define_mode_iterator VALLDI [V8QI V16QI V4HI V8HI V2SI V4SI V2DI V2SF V4SF V2DF DI])
194
195;; All Advanced SIMD modes and DI.
196(define_mode_iterator VALLDI_F16 [V8QI V16QI V4HI V8HI V2SI V4SI V2DI
197				  V4HF V8HF V4BF V8BF V2SF V4SF V2DF DI])
198
199;; All Advanced SIMD modes, plus DI and DF.
200(define_mode_iterator VALLDIF [V8QI V16QI V4HI V8HI V2SI V4SI V4BF V8BF
201			       V2DI V4HF V8HF V2SF V4SF V2DF DI DF])
202
203;; Advanced SIMD modes for Integer reduction across lanes.
204(define_mode_iterator VDQV [V8QI V16QI V4HI V8HI V4SI V2DI])
205
206;; Advanced SIMD modes (except V2DI) for Integer reduction across lanes.
207(define_mode_iterator VDQV_S [V8QI V16QI V4HI V8HI V4SI])
208
209;; Advanced SIMD modes for Integer reduction across lanes (zero/sign extended).
210(define_mode_iterator VDQV_E [V8QI V16QI V4HI V8HI])
211
212;; All double integer narrow-able modes.
213(define_mode_iterator VDN [V4HI V2SI DI])
214
215;; All quad integer narrow-able modes.
216(define_mode_iterator VQN [V8HI V4SI V2DI])
217
218;; Advanced SIMD and scalar 128-bit container: narrowable 16, 32, 64-bit
219;; integer modes
220(define_mode_iterator VSQN_HSDI [V8HI V4SI V2DI HI SI DI])
221
222;; All quad integer widen-able modes.
223(define_mode_iterator VQW [V16QI V8HI V4SI])
224
225;; Double vector modes for combines.
226(define_mode_iterator VDC [V8QI V4HI V4BF V4HF V2SI V2SF DI DF])
227
228;; Advanced SIMD modes except double int.
229(define_mode_iterator VDQIF [V8QI V16QI V4HI V8HI V2SI V4SI V2SF V4SF V2DF])
230(define_mode_iterator VDQIF_F16 [V8QI V16QI V4HI V8HI V2SI V4SI
231                                 V4HF V8HF V2SF V4SF V2DF])
232
233;; Advanced SIMD modes for S type.
234(define_mode_iterator VDQ_SI [V2SI V4SI])
235
236;; Advanced SIMD modes for S and D.
237(define_mode_iterator VDQ_SDI [V2SI V4SI V2DI])
238
239;; Advanced SIMD modes for H, S and D.
240(define_mode_iterator VDQ_HSDI [(V4HI "TARGET_SIMD_F16INST")
241				(V8HI "TARGET_SIMD_F16INST")
242				V2SI V4SI V2DI])
243
244;; Scalar and Advanced SIMD modes for S and D.
245(define_mode_iterator VSDQ_SDI [V2SI V4SI V2DI SI DI])
246
247;; Scalar and Advanced SIMD modes for S and D, Advanced SIMD modes for H.
248(define_mode_iterator VSDQ_HSDI [(V4HI "TARGET_SIMD_F16INST")
249				 (V8HI "TARGET_SIMD_F16INST")
250				 V2SI V4SI V2DI
251				 (HI "TARGET_SIMD_F16INST")
252				 SI DI])
253
254;; Advanced SIMD modes for Q and H types.
255(define_mode_iterator VDQQH [V8QI V16QI V4HI V8HI])
256
257;; Advanced SIMD modes for H and S types.
258(define_mode_iterator VDQHS [V4HI V8HI V2SI V4SI])
259
260;; Advanced SIMD modes for H, S and D types.
261(define_mode_iterator VDQHSD [V4HI V8HI V2SI V4SI V2DI])
262
263;; Advanced SIMD and scalar integer modes for H and S.
264(define_mode_iterator VSDQ_HSI [V4HI V8HI V2SI V4SI HI SI])
265
266;; Advanced SIMD and scalar 64-bit container: 16, 32-bit integer modes.
267(define_mode_iterator VSD_HSI [V4HI V2SI HI SI])
268
269;; Advanced SIMD 64-bit container: 16, 32-bit integer modes.
270(define_mode_iterator VD_HSI [V4HI V2SI])
271
272;; Scalar 64-bit container: 16, 32-bit integer modes
273(define_mode_iterator SD_HSI [HI SI])
274
275;; Advanced SIMD 64-bit container: 16, 32-bit integer modes.
276(define_mode_iterator VQ_HSI [V8HI V4SI])
277
278;; All byte modes.
279(define_mode_iterator VB [V8QI V16QI])
280
281;; 2 and 4 lane SI modes.
282(define_mode_iterator VS [V2SI V4SI])
283
284(define_mode_iterator TX [TI TF])
285
286;; Advanced SIMD opaque structure modes.
287(define_mode_iterator VSTRUCT [OI CI XI])
288
289;; Double scalar modes
290(define_mode_iterator DX [DI DF])
291
292;; Duplicate of the above
293(define_mode_iterator DX2 [DI DF])
294
295;; Single scalar modes
296(define_mode_iterator SX [SI SF])
297
298;; Duplicate of the above
299(define_mode_iterator SX2 [SI SF])
300
301;; Single and double integer and float modes
302(define_mode_iterator DSX [DF DI SF SI])
303
304
305;; Modes available for Advanced SIMD <f>mul lane operations.
306(define_mode_iterator VMUL [V4HI V8HI V2SI V4SI
307			    (V4HF "TARGET_SIMD_F16INST")
308			    (V8HF "TARGET_SIMD_F16INST")
309			    V2SF V4SF V2DF])
310
311;; Modes available for Advanced SIMD <f>mul lane operations changing lane
312;; count.
313(define_mode_iterator VMUL_CHANGE_NLANES [V4HI V8HI V2SI V4SI V2SF V4SF])
314
315;; Iterators for single modes, for "@" patterns.
316(define_mode_iterator VNx16QI_ONLY [VNx16QI])
317(define_mode_iterator VNx8HI_ONLY [VNx8HI])
318(define_mode_iterator VNx8BF_ONLY [VNx8BF])
319(define_mode_iterator VNx4SI_ONLY [VNx4SI])
320(define_mode_iterator VNx4SF_ONLY [VNx4SF])
321(define_mode_iterator VNx2DI_ONLY [VNx2DI])
322(define_mode_iterator VNx2DF_ONLY [VNx2DF])
323
324;; All SVE vector structure modes.
325(define_mode_iterator SVE_STRUCT [VNx32QI VNx16HI VNx8SI VNx4DI
326				  VNx16BF VNx16HF VNx8SF VNx4DF
327				  VNx48QI VNx24HI VNx12SI VNx6DI
328				  VNx24BF VNx24HF VNx12SF VNx6DF
329				  VNx64QI VNx32HI VNx16SI VNx8DI
330				  VNx32BF VNx32HF VNx16SF VNx8DF])
331
332;; All fully-packed SVE vector modes.
333(define_mode_iterator SVE_FULL [VNx16QI VNx8HI VNx4SI VNx2DI
334			        VNx8BF VNx8HF VNx4SF VNx2DF])
335
336;; All fully-packed SVE integer vector modes.
337(define_mode_iterator SVE_FULL_I [VNx16QI VNx8HI VNx4SI VNx2DI])
338
339;; All fully-packed SVE floating-point vector modes.
340(define_mode_iterator SVE_FULL_F [VNx8HF VNx4SF VNx2DF])
341
342;; Fully-packed SVE integer vector modes that have 8-bit or 16-bit elements.
343(define_mode_iterator SVE_FULL_BHI [VNx16QI VNx8HI])
344
345;; Fully-packed SVE integer vector modes that have 8-bit, 16-bit or 32-bit
346;; elements.
347(define_mode_iterator SVE_FULL_BHSI [VNx16QI VNx8HI VNx4SI])
348
349;; Fully-packed SVE vector modes that have 16-bit, 32-bit or 64-bit elements.
350(define_mode_iterator SVE_FULL_HSD [VNx8HI VNx4SI VNx2DI
351				    VNx8BF VNx8HF VNx4SF VNx2DF])
352
353;; Fully-packed SVE integer vector modes that have 16-bit, 32-bit or 64-bit
354;; elements.
355(define_mode_iterator SVE_FULL_HSDI [VNx8HI VNx4SI VNx2DI])
356
357;; Fully-packed SVE integer vector modes that have 16-bit or 32-bit
358;; elements.
359(define_mode_iterator SVE_FULL_HSI [VNx8HI VNx4SI])
360
361;; Fully-packed SVE floating-point vector modes that have 16-bit or 32-bit
362;; elements.
363(define_mode_iterator SVE_FULL_HSF [VNx8HF VNx4SF])
364
365;; Fully-packed SVE integer vector modes that have 16-bit or 64-bit elements.
366(define_mode_iterator SVE_FULL_HDI [VNx8HI VNx2DI])
367
368;; Fully-packed SVE vector modes that have 32-bit or 64-bit elements.
369(define_mode_iterator SVE_FULL_SD [VNx4SI VNx2DI VNx4SF VNx2DF])
370
371;; Fully-packed SVE integer vector modes that have 32-bit or 64-bit elements.
372(define_mode_iterator SVE_FULL_SDI [VNx4SI VNx2DI])
373
374;; Fully-packed SVE floating-point vector modes that have 32-bit or 64-bit
375;; elements.
376(define_mode_iterator SVE_FULL_SDF [VNx4SF VNx2DF])
377
378;; Same, but with the appropriate conditions for FMMLA support.
379(define_mode_iterator SVE_MATMULF [(VNx4SF "TARGET_SVE_F32MM")
380				   (VNx2DF "TARGET_SVE_F64MM")])
381
382;; Fully-packed SVE vector modes that have 32-bit elements.
383(define_mode_iterator SVE_FULL_S [VNx4SI VNx4SF])
384
385;; Fully-packed SVE vector modes that have 64-bit elements.
386(define_mode_iterator SVE_FULL_D [VNx2DI VNx2DF])
387
388;; All partial SVE integer modes.
389(define_mode_iterator SVE_PARTIAL_I [VNx8QI VNx4QI VNx2QI
390				     VNx4HI VNx2HI
391				     VNx2SI])
392
393;; All SVE vector modes.
394(define_mode_iterator SVE_ALL [VNx16QI VNx8QI VNx4QI VNx2QI
395			       VNx8HI VNx4HI VNx2HI
396			       VNx8HF VNx4HF VNx2HF
397			       VNx8BF
398			       VNx4SI VNx2SI
399			       VNx4SF VNx2SF
400			       VNx2DI
401			       VNx2DF])
402
403;; All SVE integer vector modes.
404(define_mode_iterator SVE_I [VNx16QI VNx8QI VNx4QI VNx2QI
405			     VNx8HI VNx4HI VNx2HI
406			     VNx4SI VNx2SI
407			     VNx2DI])
408
409;; SVE integer vector modes whose elements are 16 bits or wider.
410(define_mode_iterator SVE_HSDI [VNx8HI VNx4HI VNx2HI
411				VNx4SI VNx2SI
412				VNx2DI])
413
414;; SVE modes with 2 or 4 elements.
415(define_mode_iterator SVE_24 [VNx2QI VNx2HI VNx2HF VNx2SI VNx2SF VNx2DI VNx2DF
416			      VNx4QI VNx4HI VNx4HF VNx4SI VNx4SF])
417
418;; SVE modes with 2 elements.
419(define_mode_iterator SVE_2 [VNx2QI VNx2HI VNx2HF VNx2SI VNx2SF VNx2DI VNx2DF])
420
421;; SVE integer modes with 2 elements, excluding the widest element.
422(define_mode_iterator SVE_2BHSI [VNx2QI VNx2HI VNx2SI])
423
424;; SVE integer modes with 2 elements, excluding the narrowest element.
425(define_mode_iterator SVE_2HSDI [VNx2HI VNx2SI VNx2DI])
426
427;; SVE modes with 4 elements.
428(define_mode_iterator SVE_4 [VNx4QI VNx4HI VNx4HF VNx4SI VNx4SF])
429
430;; SVE integer modes with 4 elements, excluding the widest element.
431(define_mode_iterator SVE_4BHI [VNx4QI VNx4HI])
432
433;; SVE integer modes with 4 elements, excluding the narrowest element.
434(define_mode_iterator SVE_4HSI [VNx4HI VNx4SI])
435
436;; SVE integer modes that can form the input to an SVE2 PMULL[BT] instruction.
437(define_mode_iterator SVE2_PMULL_PAIR_I [VNx16QI VNx4SI
438					 (VNx2DI "TARGET_SVE2_AES")])
439
440;; Modes involved in extending or truncating SVE data, for 8 elements per
441;; 128-bit block.
442(define_mode_iterator VNx8_NARROW [VNx8QI])
443(define_mode_iterator VNx8_WIDE [VNx8HI])
444
445;; ...same for 4 elements per 128-bit block.
446(define_mode_iterator VNx4_NARROW [VNx4QI VNx4HI])
447(define_mode_iterator VNx4_WIDE [VNx4SI])
448
449;; ...same for 2 elements per 128-bit block.
450(define_mode_iterator VNx2_NARROW [VNx2QI VNx2HI VNx2SI])
451(define_mode_iterator VNx2_WIDE [VNx2DI])
452
453;; All SVE predicate modes.
454(define_mode_iterator PRED_ALL [VNx16BI VNx8BI VNx4BI VNx2BI])
455
456;; SVE predicate modes that control 8-bit, 16-bit or 32-bit elements.
457(define_mode_iterator PRED_BHS [VNx16BI VNx8BI VNx4BI])
458
459;; SVE predicate modes that control 16-bit, 32-bit or 64-bit elements.
460(define_mode_iterator PRED_HSD [VNx8BI VNx4BI VNx2BI])
461
462;; Bfloat16 modes to which V4SF can be converted
463(define_mode_iterator V4SF_TO_BF [V4BF V8BF])
464
465;; ------------------------------------------------------------------
466;; Unspec enumerations for Advance SIMD. These could well go into
467;; aarch64.md but for their use in int_iterators here.
468;; ------------------------------------------------------------------
469
470(define_c_enum "unspec"
471 [
472    UNSPEC_ASHIFT_SIGNED	; Used in aarch-simd.md.
473    UNSPEC_ASHIFT_UNSIGNED	; Used in aarch64-simd.md.
474    UNSPEC_ABS		; Used in aarch64-simd.md.
475    UNSPEC_FMAX		; Used in aarch64-simd.md.
476    UNSPEC_FMAXNMV	; Used in aarch64-simd.md.
477    UNSPEC_FMAXV	; Used in aarch64-simd.md.
478    UNSPEC_FMIN		; Used in aarch64-simd.md.
479    UNSPEC_FMINNMV	; Used in aarch64-simd.md.
480    UNSPEC_FMINV	; Used in aarch64-simd.md.
481    UNSPEC_FADDV	; Used in aarch64-simd.md.
482    UNSPEC_ADDV		; Used in aarch64-simd.md.
483    UNSPEC_SMAXV	; Used in aarch64-simd.md.
484    UNSPEC_SMINV	; Used in aarch64-simd.md.
485    UNSPEC_UMAXV	; Used in aarch64-simd.md.
486    UNSPEC_UMINV	; Used in aarch64-simd.md.
487    UNSPEC_SHADD	; Used in aarch64-simd.md.
488    UNSPEC_UHADD	; Used in aarch64-simd.md.
489    UNSPEC_SRHADD	; Used in aarch64-simd.md.
490    UNSPEC_URHADD	; Used in aarch64-simd.md.
491    UNSPEC_SHSUB	; Used in aarch64-simd.md.
492    UNSPEC_UHSUB	; Used in aarch64-simd.md.
493    UNSPEC_ADDHN	; Used in aarch64-simd.md.
494    UNSPEC_RADDHN	; Used in aarch64-simd.md.
495    UNSPEC_SUBHN	; Used in aarch64-simd.md.
496    UNSPEC_RSUBHN	; Used in aarch64-simd.md.
497    UNSPEC_ADDHN2	; Used in aarch64-simd.md.
498    UNSPEC_RADDHN2	; Used in aarch64-simd.md.
499    UNSPEC_SUBHN2	; Used in aarch64-simd.md.
500    UNSPEC_RSUBHN2	; Used in aarch64-simd.md.
501    UNSPEC_SQDMULH	; Used in aarch64-simd.md.
502    UNSPEC_SQRDMULH	; Used in aarch64-simd.md.
503    UNSPEC_PMUL		; Used in aarch64-simd.md.
504    UNSPEC_FMULX	; Used in aarch64-simd.md.
505    UNSPEC_USQADD	; Used in aarch64-simd.md.
506    UNSPEC_SUQADD	; Used in aarch64-simd.md.
507    UNSPEC_SQXTUN	; Used in aarch64-simd.md.
508    UNSPEC_SQXTN	; Used in aarch64-simd.md.
509    UNSPEC_UQXTN	; Used in aarch64-simd.md.
510    UNSPEC_SSRA		; Used in aarch64-simd.md.
511    UNSPEC_USRA		; Used in aarch64-simd.md.
512    UNSPEC_SRSRA	; Used in aarch64-simd.md.
513    UNSPEC_URSRA	; Used in aarch64-simd.md.
514    UNSPEC_SRSHR	; Used in aarch64-simd.md.
515    UNSPEC_URSHR	; Used in aarch64-simd.md.
516    UNSPEC_SQSHLU	; Used in aarch64-simd.md.
517    UNSPEC_SQSHL	; Used in aarch64-simd.md.
518    UNSPEC_UQSHL	; Used in aarch64-simd.md.
519    UNSPEC_SQSHRUN	; Used in aarch64-simd.md.
520    UNSPEC_SQRSHRUN	; Used in aarch64-simd.md.
521    UNSPEC_SQSHRN	; Used in aarch64-simd.md.
522    UNSPEC_UQSHRN	; Used in aarch64-simd.md.
523    UNSPEC_SQRSHRN	; Used in aarch64-simd.md.
524    UNSPEC_UQRSHRN	; Used in aarch64-simd.md.
525    UNSPEC_SSHL		; Used in aarch64-simd.md.
526    UNSPEC_USHL		; Used in aarch64-simd.md.
527    UNSPEC_SRSHL	; Used in aarch64-simd.md.
528    UNSPEC_URSHL	; Used in aarch64-simd.md.
529    UNSPEC_SQRSHL	; Used in aarch64-simd.md.
530    UNSPEC_UQRSHL	; Used in aarch64-simd.md.
531    UNSPEC_SSLI		; Used in aarch64-simd.md.
532    UNSPEC_USLI		; Used in aarch64-simd.md.
533    UNSPEC_SSRI		; Used in aarch64-simd.md.
534    UNSPEC_USRI		; Used in aarch64-simd.md.
535    UNSPEC_SSHLL	; Used in aarch64-simd.md.
536    UNSPEC_USHLL	; Used in aarch64-simd.md.
537    UNSPEC_ADDP		; Used in aarch64-simd.md.
538    UNSPEC_TBL		; Used in vector permute patterns.
539    UNSPEC_TBX		; Used in vector permute patterns.
540    UNSPEC_CONCAT	; Used in vector permute patterns.
541
542    ;; The following permute unspecs are generated directly by
543    ;; aarch64_expand_vec_perm_const, so any changes to the underlying
544    ;; instructions would need a corresponding change there.
545    UNSPEC_ZIP1		; Used in vector permute patterns.
546    UNSPEC_ZIP2		; Used in vector permute patterns.
547    UNSPEC_UZP1		; Used in vector permute patterns.
548    UNSPEC_UZP2		; Used in vector permute patterns.
549    UNSPEC_TRN1		; Used in vector permute patterns.
550    UNSPEC_TRN2		; Used in vector permute patterns.
551    UNSPEC_EXT		; Used in vector permute patterns.
552    UNSPEC_REV64	; Used in vector reverse patterns (permute).
553    UNSPEC_REV32	; Used in vector reverse patterns (permute).
554    UNSPEC_REV16	; Used in vector reverse patterns (permute).
555
556    UNSPEC_AESE		; Used in aarch64-simd.md.
557    UNSPEC_AESD         ; Used in aarch64-simd.md.
558    UNSPEC_AESMC        ; Used in aarch64-simd.md.
559    UNSPEC_AESIMC       ; Used in aarch64-simd.md.
560    UNSPEC_SHA1C	; Used in aarch64-simd.md.
561    UNSPEC_SHA1M        ; Used in aarch64-simd.md.
562    UNSPEC_SHA1P        ; Used in aarch64-simd.md.
563    UNSPEC_SHA1H        ; Used in aarch64-simd.md.
564    UNSPEC_SHA1SU0      ; Used in aarch64-simd.md.
565    UNSPEC_SHA1SU1      ; Used in aarch64-simd.md.
566    UNSPEC_SHA256H      ; Used in aarch64-simd.md.
567    UNSPEC_SHA256H2     ; Used in aarch64-simd.md.
568    UNSPEC_SHA256SU0    ; Used in aarch64-simd.md.
569    UNSPEC_SHA256SU1    ; Used in aarch64-simd.md.
570    UNSPEC_PMULL        ; Used in aarch64-simd.md.
571    UNSPEC_PMULL2       ; Used in aarch64-simd.md.
572    UNSPEC_REV_REGLIST  ; Used in aarch64-simd.md.
573    UNSPEC_VEC_SHR      ; Used in aarch64-simd.md.
574    UNSPEC_SQRDMLAH     ; Used in aarch64-simd.md.
575    UNSPEC_SQRDMLSH     ; Used in aarch64-simd.md.
576    UNSPEC_FMAXNM       ; Used in aarch64-simd.md.
577    UNSPEC_FMINNM       ; Used in aarch64-simd.md.
578    UNSPEC_SDOT		; Used in aarch64-simd.md.
579    UNSPEC_UDOT		; Used in aarch64-simd.md.
580    UNSPEC_SM3SS1	; Used in aarch64-simd.md.
581    UNSPEC_SM3TT1A	; Used in aarch64-simd.md.
582    UNSPEC_SM3TT1B	; Used in aarch64-simd.md.
583    UNSPEC_SM3TT2A	; Used in aarch64-simd.md.
584    UNSPEC_SM3TT2B	; Used in aarch64-simd.md.
585    UNSPEC_SM3PARTW1	; Used in aarch64-simd.md.
586    UNSPEC_SM3PARTW2	; Used in aarch64-simd.md.
587    UNSPEC_SM4E		; Used in aarch64-simd.md.
588    UNSPEC_SM4EKEY	; Used in aarch64-simd.md.
589    UNSPEC_SHA512H      ; Used in aarch64-simd.md.
590    UNSPEC_SHA512H2     ; Used in aarch64-simd.md.
591    UNSPEC_SHA512SU0    ; Used in aarch64-simd.md.
592    UNSPEC_SHA512SU1    ; Used in aarch64-simd.md.
593    UNSPEC_FMLAL	; Used in aarch64-simd.md.
594    UNSPEC_FMLSL	; Used in aarch64-simd.md.
595    UNSPEC_FMLAL2	; Used in aarch64-simd.md.
596    UNSPEC_FMLSL2	; Used in aarch64-simd.md.
597    UNSPEC_ADR		; Used in aarch64-sve.md.
598    UNSPEC_SEL		; Used in aarch64-sve.md.
599    UNSPEC_BRKA		; Used in aarch64-sve.md.
600    UNSPEC_BRKB		; Used in aarch64-sve.md.
601    UNSPEC_BRKN		; Used in aarch64-sve.md.
602    UNSPEC_BRKPA	; Used in aarch64-sve.md.
603    UNSPEC_BRKPB	; Used in aarch64-sve.md.
604    UNSPEC_PFIRST	; Used in aarch64-sve.md.
605    UNSPEC_PNEXT	; Used in aarch64-sve.md.
606    UNSPEC_CNTP		; Used in aarch64-sve.md.
607    UNSPEC_SADDV	; Used in aarch64-sve.md.
608    UNSPEC_UADDV	; Used in aarch64-sve.md.
609    UNSPEC_ANDV		; Used in aarch64-sve.md.
610    UNSPEC_IORV		; Used in aarch64-sve.md.
611    UNSPEC_XORV		; Used in aarch64-sve.md.
612    UNSPEC_ANDF		; Used in aarch64-sve.md.
613    UNSPEC_IORF		; Used in aarch64-sve.md.
614    UNSPEC_XORF		; Used in aarch64-sve.md.
615    UNSPEC_REVB		; Used in aarch64-sve.md.
616    UNSPEC_REVH		; Used in aarch64-sve.md.
617    UNSPEC_REVW		; Used in aarch64-sve.md.
618    UNSPEC_SMUL_HIGHPART ; Used in aarch64-sve.md.
619    UNSPEC_UMUL_HIGHPART ; Used in aarch64-sve.md.
620    UNSPEC_FMLA		; Used in aarch64-sve.md.
621    UNSPEC_FMLS		; Used in aarch64-sve.md.
622    UNSPEC_FEXPA	; Used in aarch64-sve.md.
623    UNSPEC_FMMLA	; Used in aarch64-sve.md.
624    UNSPEC_FTMAD	; Used in aarch64-sve.md.
625    UNSPEC_FTSMUL	; Used in aarch64-sve.md.
626    UNSPEC_FTSSEL	; Used in aarch64-sve.md.
627    UNSPEC_SMATMUL	; Used in aarch64-sve.md.
628    UNSPEC_UMATMUL	; Used in aarch64-sve.md.
629    UNSPEC_USMATMUL	; Used in aarch64-sve.md.
630    UNSPEC_TRN1Q	; Used in aarch64-sve.md.
631    UNSPEC_TRN2Q	; Used in aarch64-sve.md.
632    UNSPEC_UZP1Q	; Used in aarch64-sve.md.
633    UNSPEC_UZP2Q	; Used in aarch64-sve.md.
634    UNSPEC_ZIP1Q	; Used in aarch64-sve.md.
635    UNSPEC_ZIP2Q	; Used in aarch64-sve.md.
636    UNSPEC_TRN1_CONV	; Used in aarch64-sve.md.
637    UNSPEC_COND_CMPEQ_WIDE ; Used in aarch64-sve.md.
638    UNSPEC_COND_CMPGE_WIDE ; Used in aarch64-sve.md.
639    UNSPEC_COND_CMPGT_WIDE ; Used in aarch64-sve.md.
640    UNSPEC_COND_CMPHI_WIDE ; Used in aarch64-sve.md.
641    UNSPEC_COND_CMPHS_WIDE ; Used in aarch64-sve.md.
642    UNSPEC_COND_CMPLE_WIDE ; Used in aarch64-sve.md.
643    UNSPEC_COND_CMPLO_WIDE ; Used in aarch64-sve.md.
644    UNSPEC_COND_CMPLS_WIDE ; Used in aarch64-sve.md.
645    UNSPEC_COND_CMPLT_WIDE ; Used in aarch64-sve.md.
646    UNSPEC_COND_CMPNE_WIDE ; Used in aarch64-sve.md.
647    UNSPEC_COND_FABS	; Used in aarch64-sve.md.
648    UNSPEC_COND_FADD	; Used in aarch64-sve.md.
649    UNSPEC_COND_FCADD90	; Used in aarch64-sve.md.
650    UNSPEC_COND_FCADD270 ; Used in aarch64-sve.md.
651    UNSPEC_COND_FCMEQ	; Used in aarch64-sve.md.
652    UNSPEC_COND_FCMGE	; Used in aarch64-sve.md.
653    UNSPEC_COND_FCMGT	; Used in aarch64-sve.md.
654    UNSPEC_COND_FCMLA	; Used in aarch64-sve.md.
655    UNSPEC_COND_FCMLA90	; Used in aarch64-sve.md.
656    UNSPEC_COND_FCMLA180 ; Used in aarch64-sve.md.
657    UNSPEC_COND_FCMLA270 ; Used in aarch64-sve.md.
658    UNSPEC_COND_FCMLE	; Used in aarch64-sve.md.
659    UNSPEC_COND_FCMLT	; Used in aarch64-sve.md.
660    UNSPEC_COND_FCMNE	; Used in aarch64-sve.md.
661    UNSPEC_COND_FCMUO	; Used in aarch64-sve.md.
662    UNSPEC_COND_FCVT	; Used in aarch64-sve.md.
663    UNSPEC_COND_FCVTZS	; Used in aarch64-sve.md.
664    UNSPEC_COND_FCVTZU	; Used in aarch64-sve.md.
665    UNSPEC_COND_FDIV	; Used in aarch64-sve.md.
666    UNSPEC_COND_FMAX	; Used in aarch64-sve.md.
667    UNSPEC_COND_FMAXNM	; Used in aarch64-sve.md.
668    UNSPEC_COND_FMIN	; Used in aarch64-sve.md.
669    UNSPEC_COND_FMINNM	; Used in aarch64-sve.md.
670    UNSPEC_COND_FMLA	; Used in aarch64-sve.md.
671    UNSPEC_COND_FMLS	; Used in aarch64-sve.md.
672    UNSPEC_COND_FMUL	; Used in aarch64-sve.md.
673    UNSPEC_COND_FMULX	; Used in aarch64-sve.md.
674    UNSPEC_COND_FNEG	; Used in aarch64-sve.md.
675    UNSPEC_COND_FNMLA	; Used in aarch64-sve.md.
676    UNSPEC_COND_FNMLS	; Used in aarch64-sve.md.
677    UNSPEC_COND_FRECPX	; Used in aarch64-sve.md.
678    UNSPEC_COND_FRINTA	; Used in aarch64-sve.md.
679    UNSPEC_COND_FRINTI	; Used in aarch64-sve.md.
680    UNSPEC_COND_FRINTM	; Used in aarch64-sve.md.
681    UNSPEC_COND_FRINTN	; Used in aarch64-sve.md.
682    UNSPEC_COND_FRINTP	; Used in aarch64-sve.md.
683    UNSPEC_COND_FRINTX	; Used in aarch64-sve.md.
684    UNSPEC_COND_FRINTZ	; Used in aarch64-sve.md.
685    UNSPEC_COND_FSCALE	; Used in aarch64-sve.md.
686    UNSPEC_COND_FSQRT	; Used in aarch64-sve.md.
687    UNSPEC_COND_FSUB	; Used in aarch64-sve.md.
688    UNSPEC_COND_SCVTF	; Used in aarch64-sve.md.
689    UNSPEC_COND_UCVTF	; Used in aarch64-sve.md.
690    UNSPEC_LASTA	; Used in aarch64-sve.md.
691    UNSPEC_LASTB	; Used in aarch64-sve.md.
692    UNSPEC_ASHIFT_WIDE  ; Used in aarch64-sve.md.
693    UNSPEC_ASHIFTRT_WIDE ; Used in aarch64-sve.md.
694    UNSPEC_LSHIFTRT_WIDE ; Used in aarch64-sve.md.
695    UNSPEC_LDFF1	; Used in aarch64-sve.md.
696    UNSPEC_LDNF1	; Used in aarch64-sve.md.
697    UNSPEC_FCADD90	; Used in aarch64-simd.md.
698    UNSPEC_FCADD270	; Used in aarch64-simd.md.
699    UNSPEC_FCMLA	; Used in aarch64-simd.md.
700    UNSPEC_FCMLA90	; Used in aarch64-simd.md.
701    UNSPEC_FCMLA180	; Used in aarch64-simd.md.
702    UNSPEC_FCMLA270	; Used in aarch64-simd.md.
703    UNSPEC_ASRD		; Used in aarch64-sve.md.
704    UNSPEC_ADCLB	; Used in aarch64-sve2.md.
705    UNSPEC_ADCLT	; Used in aarch64-sve2.md.
706    UNSPEC_ADDHNB	; Used in aarch64-sve2.md.
707    UNSPEC_ADDHNT	; Used in aarch64-sve2.md.
708    UNSPEC_BDEP		; Used in aarch64-sve2.md.
709    UNSPEC_BEXT		; Used in aarch64-sve2.md.
710    UNSPEC_BGRP		; Used in aarch64-sve2.md.
711    UNSPEC_CADD270	; Used in aarch64-sve2.md.
712    UNSPEC_CADD90	; Used in aarch64-sve2.md.
713    UNSPEC_CDOT		; Used in aarch64-sve2.md.
714    UNSPEC_CDOT180	; Used in aarch64-sve2.md.
715    UNSPEC_CDOT270	; Used in aarch64-sve2.md.
716    UNSPEC_CDOT90	; Used in aarch64-sve2.md.
717    UNSPEC_CMLA		; Used in aarch64-sve2.md.
718    UNSPEC_CMLA180	; Used in aarch64-sve2.md.
719    UNSPEC_CMLA270	; Used in aarch64-sve2.md.
720    UNSPEC_CMLA90	; Used in aarch64-sve2.md.
721    UNSPEC_COND_FCVTLT	; Used in aarch64-sve2.md.
722    UNSPEC_COND_FCVTNT	; Used in aarch64-sve2.md.
723    UNSPEC_COND_FCVTX	; Used in aarch64-sve2.md.
724    UNSPEC_COND_FCVTXNT	; Used in aarch64-sve2.md.
725    UNSPEC_COND_FLOGB	; Used in aarch64-sve2.md.
726    UNSPEC_EORBT	; Used in aarch64-sve2.md.
727    UNSPEC_EORTB	; Used in aarch64-sve2.md.
728    UNSPEC_FADDP	; Used in aarch64-sve2.md.
729    UNSPEC_FMAXNMP	; Used in aarch64-sve2.md.
730    UNSPEC_FMAXP	; Used in aarch64-sve2.md.
731    UNSPEC_FMINNMP	; Used in aarch64-sve2.md.
732    UNSPEC_FMINP	; Used in aarch64-sve2.md.
733    UNSPEC_FMLALB	; Used in aarch64-sve2.md.
734    UNSPEC_FMLALT	; Used in aarch64-sve2.md.
735    UNSPEC_FMLSLB	; Used in aarch64-sve2.md.
736    UNSPEC_FMLSLT	; Used in aarch64-sve2.md.
737    UNSPEC_HISTCNT	; Used in aarch64-sve2.md.
738    UNSPEC_HISTSEG	; Used in aarch64-sve2.md.
739    UNSPEC_MATCH	; Used in aarch64-sve2.md.
740    UNSPEC_NMATCH	; Used in aarch64-sve2.md.
741    UNSPEC_PMULLB	; Used in aarch64-sve2.md.
742    UNSPEC_PMULLB_PAIR	; Used in aarch64-sve2.md.
743    UNSPEC_PMULLT	; Used in aarch64-sve2.md.
744    UNSPEC_PMULLT_PAIR	; Used in aarch64-sve2.md.
745    UNSPEC_RADDHNB	; Used in aarch64-sve2.md.
746    UNSPEC_RADDHNT	; Used in aarch64-sve2.md.
747    UNSPEC_RSHRNB	; Used in aarch64-sve2.md.
748    UNSPEC_RSHRNT	; Used in aarch64-sve2.md.
749    UNSPEC_RSUBHNB	; Used in aarch64-sve2.md.
750    UNSPEC_RSUBHNT	; Used in aarch64-sve2.md.
751    UNSPEC_SABDLB	; Used in aarch64-sve2.md.
752    UNSPEC_SABDLT	; Used in aarch64-sve2.md.
753    UNSPEC_SADDLB	; Used in aarch64-sve2.md.
754    UNSPEC_SADDLBT	; Used in aarch64-sve2.md.
755    UNSPEC_SADDLT	; Used in aarch64-sve2.md.
756    UNSPEC_SADDWB	; Used in aarch64-sve2.md.
757    UNSPEC_SADDWT	; Used in aarch64-sve2.md.
758    UNSPEC_SBCLB	; Used in aarch64-sve2.md.
759    UNSPEC_SBCLT	; Used in aarch64-sve2.md.
760    UNSPEC_SHRNB	; Used in aarch64-sve2.md.
761    UNSPEC_SHRNT	; Used in aarch64-sve2.md.
762    UNSPEC_SLI		; Used in aarch64-sve2.md.
763    UNSPEC_SMAXP	; Used in aarch64-sve2.md.
764    UNSPEC_SMINP	; Used in aarch64-sve2.md.
765    UNSPEC_SMULHRS	; Used in aarch64-sve2.md.
766    UNSPEC_SMULHS	; Used in aarch64-sve2.md.
767    UNSPEC_SMULLB	; Used in aarch64-sve2.md.
768    UNSPEC_SMULLT	; Used in aarch64-sve2.md.
769    UNSPEC_SQCADD270	; Used in aarch64-sve2.md.
770    UNSPEC_SQCADD90	; Used in aarch64-sve2.md.
771    UNSPEC_SQDMULLB	; Used in aarch64-sve2.md.
772    UNSPEC_SQDMULLBT	; Used in aarch64-sve2.md.
773    UNSPEC_SQDMULLT	; Used in aarch64-sve2.md.
774    UNSPEC_SQRDCMLAH	; Used in aarch64-sve2.md.
775    UNSPEC_SQRDCMLAH180	; Used in aarch64-sve2.md.
776    UNSPEC_SQRDCMLAH270	; Used in aarch64-sve2.md.
777    UNSPEC_SQRDCMLAH90	; Used in aarch64-sve2.md.
778    UNSPEC_SQRSHRNB	; Used in aarch64-sve2.md.
779    UNSPEC_SQRSHRNT	; Used in aarch64-sve2.md.
780    UNSPEC_SQRSHRUNB	; Used in aarch64-sve2.md.
781    UNSPEC_SQRSHRUNT	; Used in aarch64-sve2.md.
782    UNSPEC_SQSHRNB	; Used in aarch64-sve2.md.
783    UNSPEC_SQSHRNT	; Used in aarch64-sve2.md.
784    UNSPEC_SQSHRUNB	; Used in aarch64-sve2.md.
785    UNSPEC_SQSHRUNT	; Used in aarch64-sve2.md.
786    UNSPEC_SQXTNB	; Used in aarch64-sve2.md.
787    UNSPEC_SQXTNT	; Used in aarch64-sve2.md.
788    UNSPEC_SQXTUNB	; Used in aarch64-sve2.md.
789    UNSPEC_SQXTUNT	; Used in aarch64-sve2.md.
790    UNSPEC_SRI		; Used in aarch64-sve2.md.
791    UNSPEC_SSHLLB	; Used in aarch64-sve2.md.
792    UNSPEC_SSHLLT	; Used in aarch64-sve2.md.
793    UNSPEC_SSUBLB	; Used in aarch64-sve2.md.
794    UNSPEC_SSUBLBT	; Used in aarch64-sve2.md.
795    UNSPEC_SSUBLT	; Used in aarch64-sve2.md.
796    UNSPEC_SSUBLTB	; Used in aarch64-sve2.md.
797    UNSPEC_SSUBWB	; Used in aarch64-sve2.md.
798    UNSPEC_SSUBWT	; Used in aarch64-sve2.md.
799    UNSPEC_SUBHNB	; Used in aarch64-sve2.md.
800    UNSPEC_SUBHNT	; Used in aarch64-sve2.md.
801    UNSPEC_TBL2		; Used in aarch64-sve2.md.
802    UNSPEC_UABDLB	; Used in aarch64-sve2.md.
803    UNSPEC_UABDLT	; Used in aarch64-sve2.md.
804    UNSPEC_UADDLB	; Used in aarch64-sve2.md.
805    UNSPEC_UADDLT	; Used in aarch64-sve2.md.
806    UNSPEC_UADDWB	; Used in aarch64-sve2.md.
807    UNSPEC_UADDWT	; Used in aarch64-sve2.md.
808    UNSPEC_UMAXP	; Used in aarch64-sve2.md.
809    UNSPEC_UMINP	; Used in aarch64-sve2.md.
810    UNSPEC_UMULHRS	; Used in aarch64-sve2.md.
811    UNSPEC_UMULHS	; Used in aarch64-sve2.md.
812    UNSPEC_UMULLB	; Used in aarch64-sve2.md.
813    UNSPEC_UMULLT	; Used in aarch64-sve2.md.
814    UNSPEC_UQRSHRNB	; Used in aarch64-sve2.md.
815    UNSPEC_UQRSHRNT	; Used in aarch64-sve2.md.
816    UNSPEC_UQSHRNB	; Used in aarch64-sve2.md.
817    UNSPEC_UQSHRNT	; Used in aarch64-sve2.md.
818    UNSPEC_UQXTNB	; Used in aarch64-sve2.md.
819    UNSPEC_UQXTNT	; Used in aarch64-sve2.md.
820    UNSPEC_USHLLB	; Used in aarch64-sve2.md.
821    UNSPEC_USHLLT	; Used in aarch64-sve2.md.
822    UNSPEC_USUBLB	; Used in aarch64-sve2.md.
823    UNSPEC_USUBLT	; Used in aarch64-sve2.md.
824    UNSPEC_USUBWB	; Used in aarch64-sve2.md.
825    UNSPEC_USUBWT	; Used in aarch64-sve2.md.
826    UNSPEC_USDOT	; Used in aarch64-simd.md.
827    UNSPEC_SUDOT	; Used in aarch64-simd.md.
828    UNSPEC_BFDOT	; Used in aarch64-simd.md.
829    UNSPEC_BFMLALB	; Used in aarch64-sve.md.
830    UNSPEC_BFMLALT	; Used in aarch64-sve.md.
831    UNSPEC_BFMMLA	; Used in aarch64-sve.md.
832    UNSPEC_BFCVTN      ; Used in aarch64-simd.md.
833    UNSPEC_BFCVTN2     ; Used in aarch64-simd.md.
834    UNSPEC_BFCVT       ; Used in aarch64-simd.md.
835])
836
837;; ------------------------------------------------------------------
838;; Unspec enumerations for Atomics.  They are here so that they can be
839;; used in the int_iterators for atomic operations.
840;; ------------------------------------------------------------------
841
842(define_c_enum "unspecv"
843 [
844    UNSPECV_LX			; Represent a load-exclusive.
845    UNSPECV_SX			; Represent a store-exclusive.
846    UNSPECV_LDA			; Represent an atomic load or load-acquire.
847    UNSPECV_STL			; Represent an atomic store or store-release.
848    UNSPECV_ATOMIC_CMPSW	; Represent an atomic compare swap.
849    UNSPECV_ATOMIC_EXCHG	; Represent an atomic exchange.
850    UNSPECV_ATOMIC_CAS		; Represent an atomic CAS.
851    UNSPECV_ATOMIC_SWP		; Represent an atomic SWP.
852    UNSPECV_ATOMIC_OP		; Represent an atomic operation.
853    UNSPECV_ATOMIC_LDOP_OR	; Represent an atomic load-or
854    UNSPECV_ATOMIC_LDOP_BIC	; Represent an atomic load-bic
855    UNSPECV_ATOMIC_LDOP_XOR	; Represent an atomic load-xor
856    UNSPECV_ATOMIC_LDOP_PLUS	; Represent an atomic load-add
857])
858
859;; -------------------------------------------------------------------
860;; Mode attributes
861;; -------------------------------------------------------------------
862
863;; "e" for signaling operations, "" for quiet operations.
864(define_mode_attr e [(CCFP "") (CCFPE "e")])
865
866;; In GPI templates, a string like "%<w>0" will expand to "%w0" in the
867;; 32-bit version and "%x0" in the 64-bit version.
868(define_mode_attr w [(QI "w") (HI "w") (SI "w") (DI "x") (SF "s") (DF "d")])
869
870;; The size of access, in bytes.
871(define_mode_attr ldst_sz [(SI "4") (DI "8")])
872;; Likewise for load/store pair.
873(define_mode_attr ldpstp_sz [(SI "8") (DI "16")])
874
875;; For inequal width int to float conversion
876(define_mode_attr w1 [(HF "w") (SF "w") (DF "x")])
877(define_mode_attr w2 [(HF "x") (SF "x") (DF "w")])
878
879;; For width of fp registers in fcvt instruction
880(define_mode_attr fpw [(DI "s") (SI "d")])
881
882(define_mode_attr short_mask [(HI "65535") (QI "255")])
883
884;; For constraints used in scalar immediate vector moves
885(define_mode_attr hq [(HI "h") (QI "q")])
886
887;; For doubling width of an integer mode
888(define_mode_attr DWI [(QI "HI") (HI "SI") (SI "DI") (DI "TI")])
889
890(define_mode_attr fcvt_change_mode [(SI "df") (DI "sf")])
891
892(define_mode_attr FCVT_CHANGE_MODE [(SI "DF") (DI "SF")])
893
894;; For scalar usage of vector/FP registers
895(define_mode_attr v [(QI "b") (HI "h") (SI "s") (DI "d")
896		    (HF  "h") (SF "s") (DF "d")
897		    (V8QI "") (V16QI "")
898		    (V4HI "") (V8HI "")
899		    (V2SI "") (V4SI  "")
900		    (V2DI "") (V2SF "")
901		    (V4SF "") (V4HF "")
902		    (V8HF "") (V2DF "")])
903
904;; For scalar usage of vector/FP registers, narrowing
905(define_mode_attr vn2 [(QI "") (HI "b") (SI "h") (DI "s")
906		    (V8QI "") (V16QI "")
907		    (V4HI "") (V8HI "")
908		    (V2SI "") (V4SI  "")
909		    (V2DI "") (V2SF "")
910		    (V4SF "") (V2DF "")])
911
912;; For scalar usage of vector/FP registers, widening
913(define_mode_attr vw2 [(DI "") (QI "h") (HI "s") (SI "d")
914		    (V8QI "") (V16QI "")
915		    (V4HI "") (V8HI "")
916		    (V2SI "") (V4SI  "")
917		    (V2DI "") (V2SF "")
918		    (V4SF "") (V2DF "")])
919
920;; Register Type Name and Vector Arrangement Specifier for when
921;; we are doing scalar for DI and SIMD for SI (ignoring all but
922;; lane 0).
923(define_mode_attr rtn [(DI "d") (SI "")])
924(define_mode_attr vas [(DI "") (SI ".2s")])
925
926;; Map a vector to the number of units in it, if the size of the mode
927;; is constant.
928(define_mode_attr nunits [(V8QI "8") (V16QI "16")
929			  (V4HI "4") (V8HI "8")
930			  (V2SI "2") (V4SI "4")
931				     (V2DI "2")
932			  (V4HF "4") (V8HF "8")
933			  (V4BF "4") (V8BF "8")
934			  (V2SF "2") (V4SF "4")
935			  (V1DF "1") (V2DF "2")
936			  (DI "1") (DF "1")])
937
938;; Map a mode to the number of bits in it, if the size of the mode
939;; is constant.
940(define_mode_attr bitsize [(V8QI "64") (V16QI "128")
941			   (V4HI "64") (V8HI "128")
942			   (V2SI "64") (V4SI "128")
943				       (V2DI "128")])
944
945;; Map a floating point or integer mode to the appropriate register name prefix
946(define_mode_attr s [(HF "h") (SF "s") (DF "d") (SI "s") (DI "d")])
947
948;; Give the length suffix letter for a sign- or zero-extension.
949(define_mode_attr size [(QI "b") (HI "h") (SI "w")])
950
951;; Give the number of bits in the mode
952(define_mode_attr sizen [(QI "8") (HI "16") (SI "32") (DI "64")])
953
954;; Give the ordinal of the MSB in the mode
955(define_mode_attr sizem1 [(QI "#7") (HI "#15") (SI "#31") (DI "#63")
956			  (HF "#15") (SF "#31") (DF "#63")])
957
958;; The number of bits in a vector element, or controlled by a predicate
959;; element.
960(define_mode_attr elem_bits [(VNx16BI "8") (VNx8BI "16")
961			     (VNx4BI "32") (VNx2BI "64")
962			     (VNx16QI "8") (VNx8HI "16")
963			     (VNx4SI "32") (VNx2DI "64")
964			     (VNx8HF "16") (VNx4SF "32") (VNx2DF "64")])
965
966;; Attribute to describe constants acceptable in logical operations
967(define_mode_attr lconst [(SI "K") (DI "L")])
968
969;; Attribute to describe constants acceptable in logical and operations
970(define_mode_attr lconst2 [(SI "UsO") (DI "UsP")])
971
972;; Map a mode to a specific constraint character.
973(define_mode_attr cmode [(QI "q") (HI "h") (SI "s") (DI "d")])
974
975;; Map modes to Usg and Usj constraints for SISD right shifts
976(define_mode_attr cmode_simd [(SI "g") (DI "j")])
977
978(define_mode_attr Vtype [(V8QI "8b") (V16QI "16b")
979			 (V4HI "4h") (V8HI  "8h")
980			 (V4BF "4h") (V8BF  "8h")
981                         (V2SI "2s") (V4SI  "4s")
982                         (DI   "1d") (DF    "1d")
983                         (V2DI "2d") (V2SF "2s")
984			 (V4SF "4s") (V2DF "2d")
985			 (V4HF "4h") (V8HF "8h")])
986
987;; Map mode to type used in widening multiplies.
988(define_mode_attr Vcondtype [(V4HI "4h") (V8HI "4h") (V2SI "2s") (V4SI "2s")])
989
990;; Map lane mode to name
991(define_mode_attr Qlane [(V4HI "_v4hi") (V8HI  "q_v4hi")
992			 (V2SI "_v2si") (V4SI  "q_v2si")])
993
994(define_mode_attr Vrevsuff [(V4HI "16") (V8HI "16") (V2SI "32")
995                            (V4SI "32") (V2DI "64")])
996
997(define_mode_attr Vmtype [(V8QI ".8b") (V16QI ".16b")
998			 (V4HI ".4h") (V8HI  ".8h")
999			 (V2SI ".2s") (V4SI  ".4s")
1000			 (V2DI ".2d") (V4HF ".4h")
1001			 (V8HF ".8h") (V4BF ".4h")
1002			 (V8BF ".8h") (V2SF ".2s")
1003			 (V4SF ".4s") (V2DF ".2d")
1004			 (DI   "")    (SI   "")
1005			 (HI   "")    (QI   "")
1006			 (TI   "")    (HF   "")
1007			 (SF   "")    (DF   "")])
1008
1009;; Register suffix narrowed modes for VQN.
1010(define_mode_attr Vmntype [(V8HI ".8b") (V4SI ".4h")
1011			   (V2DI ".2s")
1012			   (DI   "")    (SI   "")
1013			   (HI   "")])
1014
1015;; Mode-to-individual element type mapping.
1016(define_mode_attr Vetype [(V8QI "b") (V16QI "b")
1017			  (V4HI "h") (V8HI  "h")
1018			  (V2SI "s") (V4SI  "s")
1019			  (V2DI "d")
1020			  (V4HF "h") (V8HF  "h")
1021			  (V2SF "s") (V4SF  "s")
1022			  (V2DF "d")
1023			  (VNx16BI "b") (VNx8BI "h") (VNx4BI "s") (VNx2BI "d")
1024			  (VNx16QI "b") (VNx8QI "b") (VNx4QI "b") (VNx2QI "b")
1025			  (VNx8HI "h") (VNx4HI "h") (VNx2HI "h")
1026			  (VNx8HF "h") (VNx4HF "h") (VNx2HF "h")
1027			  (VNx8BF "h")
1028			  (VNx4SI "s") (VNx2SI "s")
1029			  (VNx4SF "s") (VNx2SF "s")
1030			  (VNx2DI "d")
1031			  (VNx2DF "d")
1032			  (BF "h") (V4BF "h") (V8BF "h")
1033			  (HF "h")
1034			  (SF "s") (DF "d")
1035			  (QI "b") (HI "h")
1036			  (SI "s") (DI "d")])
1037
1038;; Like Vetype, but map to types that are a quarter of the element size.
1039(define_mode_attr Vetype_fourth [(VNx4SI "b") (VNx2DI "h")])
1040
1041;; Equivalent of "size" for a vector element.
1042(define_mode_attr Vesize [(VNx16QI "b") (VNx8QI "b") (VNx4QI "b") (VNx2QI "b")
1043			  (VNx8HI "h") (VNx4HI "h") (VNx2HI "h")
1044			  (VNx8HF "h") (VNx4HF "h") (VNx2HF "h")
1045			  (VNx8BF "h")
1046			  (VNx4SI "w") (VNx2SI "w")
1047			  (VNx4SF "w") (VNx2SF "w")
1048			  (VNx2DI "d")
1049			  (VNx2DF "d")
1050			  (VNx32QI "b") (VNx48QI "b") (VNx64QI "b")
1051			  (VNx16HI "h") (VNx24HI "h") (VNx32HI "h")
1052			  (VNx16HF "h") (VNx24HF "h") (VNx32HF "h")
1053			  (VNx16BF "h") (VNx24BF "h") (VNx32BF "h")
1054			  (VNx8SI  "w") (VNx12SI "w") (VNx16SI "w")
1055			  (VNx8SF  "w") (VNx12SF "w") (VNx16SF "w")
1056			  (VNx4DI  "d") (VNx6DI  "d") (VNx8DI  "d")
1057			  (VNx4DF  "d") (VNx6DF  "d") (VNx8DF  "d")])
1058
1059;; The Z register suffix for an SVE mode's element container, i.e. the
1060;; Vetype of full SVE modes that have the same number of elements.
1061(define_mode_attr Vctype [(VNx16QI "b") (VNx8QI "h") (VNx4QI "s") (VNx2QI "d")
1062			  (VNx8HI "h") (VNx4HI "s") (VNx2HI "d")
1063			  (VNx8HF "h") (VNx4HF "s") (VNx2HF "d")
1064			  (VNx8BF "h")
1065			  (VNx4SI "s") (VNx2SI "d")
1066			  (VNx4SF "s") (VNx2SF "d")
1067			  (VNx2DI "d")
1068			  (VNx2DF "d")])
1069
1070;; Vetype is used everywhere in scheduling type and assembly output,
1071;; sometimes they are not the same, for example HF modes on some
1072;; instructions.  stype is defined to represent scheduling type
1073;; more accurately.
1074(define_mode_attr stype [(V8QI "b") (V16QI "b") (V4HI "s") (V8HI "s")
1075			 (V2SI "s") (V4SI "s") (V2DI "d") (V4HF "s")
1076			 (V8HF "s") (V2SF "s") (V4SF "s") (V2DF "d")
1077			 (HF "s") (SF "s") (DF "d") (QI "b") (HI "s")
1078			 (SI "s") (DI "d")])
1079
1080;; Mode-to-bitwise operation type mapping.
1081(define_mode_attr Vbtype [(V8QI "8b")  (V16QI "16b")
1082			  (V4HI "8b") (V8HI  "16b")
1083			  (V2SI "8b") (V4SI  "16b")
1084			  (V2DI "16b") (V4HF "8b")
1085			  (V8HF "16b") (V2SF  "8b")
1086			  (V4SF "16b") (V2DF  "16b")
1087			  (DI   "8b")  (DF    "8b")
1088			  (SI   "8b")  (SF    "8b")
1089			  (V4BF "8b")  (V8BF  "16b")])
1090
1091;; Define element mode for each vector mode.
1092(define_mode_attr VEL [(V8QI  "QI") (V16QI "QI")
1093		       (V4HI "HI") (V8HI  "HI")
1094		       (V2SI "SI") (V4SI  "SI")
1095		       (DI   "DI") (V2DI  "DI")
1096		       (V4HF "HF") (V8HF  "HF")
1097		       (V2SF "SF") (V4SF  "SF")
1098		       (DF   "DF") (V2DF  "DF")
1099		       (SI   "SI") (HI    "HI")
1100		       (QI   "QI")
1101		       (V4BF "BF") (V8BF "BF")
1102		       (VNx16QI "QI") (VNx8QI "QI") (VNx4QI "QI") (VNx2QI "QI")
1103		       (VNx8HI "HI") (VNx4HI "HI") (VNx2HI "HI")
1104		       (VNx8HF "HF") (VNx4HF "HF") (VNx2HF "HF")
1105		       (VNx8BF "BF")
1106		       (VNx4SI "SI") (VNx2SI "SI")
1107		       (VNx4SF "SF") (VNx2SF "SF")
1108		       (VNx2DI "DI")
1109		       (VNx2DF "DF")])
1110
1111;; Define element mode for each vector mode (lower case).
1112(define_mode_attr Vel [(V8QI "qi") (V16QI "qi")
1113		       (V4HI "hi") (V8HI "hi")
1114		       (V2SI "si") (V4SI "si")
1115		       (DI   "di") (V2DI "di")
1116		       (V4HF "hf") (V8HF "hf")
1117		       (V2SF "sf") (V4SF "sf")
1118		       (V2DF "df") (DF   "df")
1119		       (SI   "si") (HI   "hi")
1120		       (QI   "qi")
1121		       (V4BF "bf") (V8BF "bf")
1122		       (VNx16QI "qi") (VNx8QI "qi") (VNx4QI "qi") (VNx2QI "qi")
1123		       (VNx8HI "hi") (VNx4HI "hi") (VNx2HI "hi")
1124		       (VNx8HF "hf") (VNx4HF "hf") (VNx2HF "hf")
1125		       (VNx8BF "bf")
1126		       (VNx4SI "si") (VNx2SI "si")
1127		       (VNx4SF "sf") (VNx2SF "sf")
1128		       (VNx2DI "di")
1129		       (VNx2DF "df")])
1130
1131;; Element mode with floating-point values replaced by like-sized integers.
1132(define_mode_attr VEL_INT [(VNx16QI "QI")
1133			   (VNx8HI  "HI") (VNx8HF "HI") (VNx8BF "HI")
1134			   (VNx4SI  "SI") (VNx4SF "SI")
1135			   (VNx2DI  "DI") (VNx2DF "DI")])
1136
1137;; Gives the mode of the 128-bit lowpart of an SVE vector.
1138(define_mode_attr V128 [(VNx16QI "V16QI")
1139			(VNx8HI  "V8HI") (VNx8HF "V8HF") (VNx8BF "V8BF")
1140			(VNx4SI  "V4SI") (VNx4SF "V4SF")
1141			(VNx2DI  "V2DI") (VNx2DF "V2DF")])
1142
1143;; ...and again in lower case.
1144(define_mode_attr v128 [(VNx16QI "v16qi")
1145			(VNx8HI  "v8hi") (VNx8HF "v8hf") (VNx8BF "v8bf")
1146			(VNx4SI  "v4si") (VNx4SF "v4sf")
1147			(VNx2DI  "v2di") (VNx2DF "v2df")])
1148
1149;; 64-bit container modes the inner or scalar source mode.
1150(define_mode_attr VCOND [(HI "V4HI") (SI "V2SI")
1151			 (V4HI "V4HI") (V8HI "V4HI")
1152			 (V2SI "V2SI") (V4SI "V2SI")
1153			 (DI   "DI") (V2DI "DI")
1154			 (V2SF "V2SF") (V4SF "V2SF")
1155			 (V2DF "DF")])
1156
1157;; 128-bit container modes the inner or scalar source mode.
1158(define_mode_attr VCONQ [(V8QI "V16QI") (V16QI "V16QI")
1159			 (V4HI "V8HI") (V8HI "V8HI")
1160			 (V2SI "V4SI") (V4SI "V4SI")
1161			 (DI   "V2DI") (V2DI "V2DI")
1162			 (V4HF "V8HF") (V8HF "V8HF")
1163			 (V2SF "V2SF") (V4SF "V4SF")
1164			 (V2DF "V2DF") (SI   "V4SI")
1165			 (HI   "V8HI") (QI   "V16QI")])
1166
1167;; Half modes of all vector modes.
1168(define_mode_attr VHALF [(V8QI "V4QI")  (V16QI "V8QI")
1169			 (V4HI "V2HI")  (V8HI  "V4HI")
1170			 (V2SI "SI")    (V4SI  "V2SI")
1171			 (V2DI "DI")    (V2SF  "SF")
1172			 (V4SF "V2SF")  (V4HF "V2HF")
1173			 (V8HF "V4HF")  (V2DF  "DF")
1174			 (V8BF "V4BF")])
1175
1176;; Half modes of all vector modes, in lower-case.
1177(define_mode_attr Vhalf [(V8QI "v4qi")  (V16QI "v8qi")
1178			 (V4HI "v2hi")  (V8HI  "v4hi")
1179			 (V8HF  "v4hf") (V8BF  "v4bf")
1180			 (V2SI "si")    (V4SI  "v2si")
1181			 (V2DI "di")    (V2SF  "sf")
1182			 (V4SF "v2sf")  (V2DF  "df")])
1183
1184;; Double modes of vector modes.
1185(define_mode_attr VDBL [(V8QI "V16QI") (V4HI "V8HI")
1186			(V4HF "V8HF")  (V4BF "V8BF")
1187			(V2SI "V4SI")  (V2SF "V4SF")
1188			(SI   "V2SI")  (DI   "V2DI")
1189			(DF   "V2DF")])
1190
1191;; Register suffix for double-length mode.
1192(define_mode_attr Vdtype [(V4HF "8h") (V2SF "4s")])
1193
1194;; Double modes of vector modes (lower case).
1195(define_mode_attr Vdbl [(V8QI "v16qi") (V4HI "v8hi")
1196			(V4HF "v8hf")  (V4BF "v8bf")
1197			(V2SI "v4si")  (V2SF "v4sf")
1198			(SI   "v2si")  (DI   "v2di")
1199			(DF   "v2df")])
1200
1201;; Modes with double-width elements.
1202(define_mode_attr VDBLW [(V8QI "V4HI") (V16QI "V8HI")
1203                  (V4HI "V2SI") (V8HI "V4SI")
1204                  (V2SI "DI")   (V4SI "V2DI")])
1205
1206;; Narrowed modes for VDN.
1207(define_mode_attr VNARROWD [(V4HI "V8QI") (V2SI "V4HI")
1208			    (DI   "V2SI")])
1209
1210;; Narrowed double-modes for VQN (Used for XTN).
1211(define_mode_attr VNARROWQ [(V8HI "V8QI") (V4SI "V4HI")
1212			    (V2DI "V2SI")
1213			    (DI	  "SI")	  (SI	"HI")
1214			    (HI	  "QI")])
1215(define_mode_attr Vnarrowq [(V8HI "v8qi") (V4SI "v4hi")
1216			    (V2DI "v2si")])
1217
1218;; Narrowed quad-modes for VQN (Used for XTN2).
1219(define_mode_attr VNARROWQ2 [(V8HI "V16QI") (V4SI "V8HI")
1220			     (V2DI "V4SI")])
1221
1222;; Narrowed modes of vector modes.
1223(define_mode_attr VNARROW [(VNx8HI "VNx16QI")
1224			   (VNx4SI "VNx8HI") (VNx4SF "VNx8HF")
1225			   (VNx2DI "VNx4SI") (VNx2DF "VNx4SF")])
1226
1227;; Register suffix narrowed modes for VQN.
1228(define_mode_attr Vntype [(V8HI "8b") (V4SI "4h")
1229			  (V2DI "2s")])
1230
1231;; Register suffix narrowed modes for VQN.
1232(define_mode_attr V2ntype [(V8HI "16b") (V4SI "8h")
1233			   (V2DI "4s")])
1234
1235;; Widened modes of vector modes.
1236(define_mode_attr VWIDE [(V8QI  "V8HI")  (V4HI  "V4SI")
1237			 (V2SI  "V2DI")  (V16QI "V8HI")
1238			 (V8HI  "V4SI")  (V4SI  "V2DI")
1239			 (HI    "SI")    (SI    "DI")
1240			 (V8HF  "V4SF")  (V4SF  "V2DF")
1241			 (V4HF  "V4SF")  (V2SF  "V2DF")
1242			 (VNx8HF  "VNx4SF") (VNx4SF "VNx2DF")
1243			 (VNx16QI "VNx8HI") (VNx8HI "VNx4SI")
1244			 (VNx4SI  "VNx2DI")
1245			 (VNx16BI "VNx8BI") (VNx8BI "VNx4BI")
1246			 (VNx4BI  "VNx2BI")])
1247
1248;; Predicate mode associated with VWIDE.
1249(define_mode_attr VWIDE_PRED [(VNx8HF "VNx4BI") (VNx4SF "VNx2BI")])
1250
1251;; Widened modes of vector modes, lowercase
1252(define_mode_attr Vwide [(V2SF "v2df") (V4HF "v4sf")
1253			 (VNx16QI "vnx8hi") (VNx8HI "vnx4si")
1254			 (VNx4SI  "vnx2di")
1255			 (VNx8HF  "vnx4sf") (VNx4SF "vnx2df")
1256			 (VNx16BI "vnx8bi") (VNx8BI "vnx4bi")
1257			 (VNx4BI  "vnx2bi")])
1258
1259;; Widened mode register suffixes for VD_BHSI/VQW/VQ_HSF.
1260(define_mode_attr Vwtype [(V8QI "8h") (V4HI "4s")
1261			  (V2SI "2d") (V16QI "8h") 
1262			  (V8HI "4s") (V4SI "2d")
1263			  (V8HF "4s") (V4SF "2d")])
1264
1265;; SVE vector after narrowing.
1266(define_mode_attr Ventype [(VNx8HI "b")
1267			   (VNx4SI "h") (VNx4SF "h")
1268			   (VNx2DI "s") (VNx2DF "s")])
1269
1270;; SVE vector after widening.
1271(define_mode_attr Vewtype [(VNx16QI "h")
1272			   (VNx8HI  "s") (VNx8HF "s")
1273			   (VNx4SI  "d") (VNx4SF "d")
1274			   (VNx2DI  "q")])
1275
1276;; Widened mode register suffixes for VDW/VQW.
1277(define_mode_attr Vmwtype [(V8QI ".8h") (V4HI ".4s")
1278			   (V2SI ".2d") (V16QI ".8h") 
1279			   (V8HI ".4s") (V4SI ".2d")
1280			   (V4HF ".4s") (V2SF ".2d")
1281			   (SI   "")    (HI   "")])
1282
1283;; Lower part register suffixes for VQW/VQ_HSF.
1284(define_mode_attr Vhalftype [(V16QI "8b") (V8HI "4h")
1285			     (V4SI "2s") (V8HF "4h")
1286			     (V4SF "2s")])
1287
1288;; Define corresponding core/FP element mode for each vector mode.
1289(define_mode_attr vw [(V8QI "w") (V16QI "w")
1290		      (V4HI "w") (V8HI "w")
1291		      (V2SI "w") (V4SI "w")
1292		      (DI   "x") (V2DI "x")
1293		      (V2SF "s") (V4SF "s")
1294		      (V2DF "d")])
1295
1296;; Corresponding core element mode for each vector mode.  This is a
1297;; variation on <vw> mapping FP modes to GP regs.
1298(define_mode_attr vwcore [(V8QI "w") (V16QI "w")
1299			  (V4HI "w") (V8HI "w")
1300			  (V2SI "w") (V4SI "w")
1301			  (DI   "x") (V2DI "x")
1302			  (V4HF "w") (V8HF "w")
1303			  (V2SF "w") (V4SF "w")
1304			  (V2DF "x")
1305			  (VNx16QI "w") (VNx8QI "w") (VNx4QI "w") (VNx2QI "w")
1306			  (VNx8HI "w") (VNx4HI "w") (VNx2HI "w")
1307			  (VNx8HF "w") (VNx4HF "w") (VNx2HF "w")
1308			  (VNx8BF "w")
1309			  (VNx4SI "w") (VNx2SI "w")
1310			  (VNx4SF "w") (VNx2SF "w")
1311			  (VNx2DI "x")
1312			  (VNx2DF "x")])
1313
1314;; Like vwcore, but for the container mode rather than the element mode.
1315(define_mode_attr vccore [(VNx16QI "w") (VNx8QI "w") (VNx4QI "w") (VNx2QI "x")
1316			  (VNx8HI "w") (VNx4HI "w") (VNx2HI "x")
1317			  (VNx4SI "w") (VNx2SI "x")
1318			  (VNx2DI "x")])
1319
1320;; Double vector types for ALLX.
1321(define_mode_attr Vallxd [(QI "8b") (HI "4h") (SI "2s")])
1322
1323;; Mode with floating-point values replaced by like-sized integers.
1324(define_mode_attr V_INT_EQUIV [(V8QI "V8QI") (V16QI "V16QI")
1325			       (V4HI "V4HI") (V8HI  "V8HI")
1326			       (V2SI "V2SI") (V4SI  "V4SI")
1327			       (DI   "DI")   (V2DI  "V2DI")
1328			       (V4HF "V4HI") (V8HF  "V8HI")
1329			       (V4BF "V4HI") (V8BF  "V8HI")
1330			       (V2SF "V2SI") (V4SF  "V4SI")
1331			       (DF   "DI")   (V2DF  "V2DI")
1332			       (SF   "SI")   (SI    "SI")
1333			       (HF    "HI")
1334			       (VNx16QI "VNx16QI")
1335			       (VNx8HI  "VNx8HI") (VNx8HF "VNx8HI")
1336			       (VNx8BF  "VNx8HI")
1337			       (VNx4SI  "VNx4SI") (VNx4SF "VNx4SI")
1338			       (VNx2DI  "VNx2DI") (VNx2DF "VNx2DI")
1339])
1340
1341;; Lower case mode with floating-point values replaced by like-sized integers.
1342(define_mode_attr v_int_equiv [(V8QI "v8qi") (V16QI "v16qi")
1343			       (V4HI "v4hi") (V8HI  "v8hi")
1344			       (V2SI "v2si") (V4SI  "v4si")
1345			       (DI   "di")   (V2DI  "v2di")
1346			       (V4HF "v4hi") (V8HF  "v8hi")
1347			       (V4BF "v4hi") (V8BF  "v8hi")
1348			       (V2SF "v2si") (V4SF  "v4si")
1349			       (DF   "di")   (V2DF  "v2di")
1350			       (SF   "si")
1351			       (VNx16QI "vnx16qi")
1352			       (VNx8HI  "vnx8hi") (VNx8HF "vnx8hi")
1353			       (VNx8BF  "vnx8hi")
1354			       (VNx4SI  "vnx4si") (VNx4SF "vnx4si")
1355			       (VNx2DI  "vnx2di") (VNx2DF "vnx2di")
1356])
1357
1358;; Floating-point equivalent of selected modes.
1359(define_mode_attr V_FP_EQUIV [(VNx8HI "VNx8HF") (VNx8HF "VNx8HF")
1360			      (VNx8BF "VNx8HF")
1361			      (VNx4SI "VNx4SF") (VNx4SF "VNx4SF")
1362			      (VNx2DI "VNx2DF") (VNx2DF "VNx2DF")])
1363(define_mode_attr v_fp_equiv [(VNx8HI "vnx8hf") (VNx8HF "vnx8hf")
1364			      (VNx8BF "vnx8hf")
1365			      (VNx4SI "vnx4sf") (VNx4SF "vnx4sf")
1366			      (VNx2DI "vnx2df") (VNx2DF "vnx2df")])
1367
1368;; Maps full and partial vector modes of any element type to a full-vector
1369;; integer mode with the same number of units.
1370(define_mode_attr V_INT_CONTAINER [(VNx16QI "VNx16QI") (VNx8QI "VNx8HI")
1371				   (VNx4QI "VNx4SI") (VNx2QI "VNx2DI")
1372				   (VNx8HI "VNx8HI") (VNx4HI "VNx4SI")
1373				   (VNx2HI "VNx2DI")
1374				   (VNx4SI "VNx4SI") (VNx2SI "VNx2DI")
1375				   (VNx2DI "VNx2DI")
1376				   (VNx8HF "VNx8HI") (VNx4HF "VNx4SI")
1377				   (VNx2HF "VNx2DI")
1378				   (VNx4SF "VNx4SI") (VNx2SF "VNx2DI")
1379				   (VNx2DF "VNx2DI")])
1380
1381;; Lower-case version of V_INT_CONTAINER.
1382(define_mode_attr v_int_container [(VNx16QI "vnx16qi") (VNx8QI "vnx8hi")
1383				   (VNx4QI "vnx4si") (VNx2QI "vnx2di")
1384				   (VNx8HI "vnx8hi") (VNx4HI "vnx4si")
1385				   (VNx2HI "vnx2di")
1386				   (VNx4SI "vnx4si") (VNx2SI "vnx2di")
1387				   (VNx2DI "vnx2di")
1388				   (VNx8HF "vnx8hi") (VNx4HF "vnx4si")
1389				   (VNx2HF "vnx2di")
1390				   (VNx4SF "vnx4si") (VNx2SF "vnx2di")
1391				   (VNx2DF "vnx2di")])
1392
1393;; Mode for vector conditional operations where the comparison has
1394;; different type from the lhs.
1395(define_mode_attr V_cmp_mixed [(V2SI "V2SF") (V4SI "V4SF")
1396			       (V2DI "V2DF") (V2SF "V2SI")
1397			       (V4SF "V4SI") (V2DF "V2DI")])
1398
1399(define_mode_attr v_cmp_mixed [(V2SI "v2sf") (V4SI "v4sf")
1400			       (V2DI "v2df") (V2SF "v2si")
1401			       (V4SF "v4si") (V2DF "v2di")])
1402
1403;; Lower case element modes (as used in shift immediate patterns).
1404(define_mode_attr ve_mode [(V8QI "qi") (V16QI "qi")
1405			   (V4HI "hi") (V8HI  "hi")
1406			   (V2SI "si") (V4SI  "si")
1407			   (DI   "di") (V2DI  "di")
1408			   (QI   "qi") (HI    "hi")
1409			   (SI   "si")])
1410
1411;; Vm for lane instructions is restricted to FP_LO_REGS.
1412(define_mode_attr vwx [(V4HI "x") (V8HI "x") (HI "x")
1413		       (V2SI "w") (V4SI "w") (SI "w")])
1414
1415(define_mode_attr Vendreg [(OI "T") (CI "U") (XI "V")])
1416
1417;; This is both the number of Q-Registers needed to hold the corresponding
1418;; opaque large integer mode, and the number of elements touched by the
1419;; ld..._lane and st..._lane operations.
1420(define_mode_attr nregs [(OI "2") (CI "3") (XI "4")])
1421
1422;; Mode for atomic operation suffixes
1423(define_mode_attr atomic_sfx
1424  [(QI "b") (HI "h") (SI "") (DI "")])
1425
1426(define_mode_attr fcvt_target [(V2DF "v2di") (V4SF "v4si") (V2SF "v2si")
1427			       (V2DI "v2df") (V4SI "v4sf") (V2SI "v2sf")
1428			       (SF "si") (DF "di") (SI "sf") (DI "df")
1429			       (V4HF "v4hi") (V8HF "v8hi") (V4HI "v4hf")
1430			       (V8HI "v8hf") (HF "hi") (HI "hf")])
1431(define_mode_attr FCVT_TARGET [(V2DF "V2DI") (V4SF "V4SI") (V2SF "V2SI")
1432			       (V2DI "V2DF") (V4SI "V4SF") (V2SI "V2SF")
1433			       (SF "SI") (DF "DI") (SI "SF") (DI "DF")
1434			       (V4HF "V4HI") (V8HF "V8HI") (V4HI "V4HF")
1435			       (V8HI "V8HF") (HF "HI") (HI "HF")])
1436
1437
1438;; for the inequal width integer to fp conversions
1439(define_mode_attr fcvt_iesize [(HF "di") (SF "di") (DF "si")])
1440(define_mode_attr FCVT_IESIZE [(HF "DI") (SF "DI") (DF "SI")])
1441
1442(define_mode_attr VSWAP_WIDTH [(V8QI "V16QI") (V16QI "V8QI")
1443				(V4HI "V8HI") (V8HI  "V4HI")
1444				(V8BF "V4BF") (V4BF  "V8BF")
1445				(V2SI "V4SI") (V4SI  "V2SI")
1446				(DI   "V2DI") (V2DI  "DI")
1447				(V2SF "V4SF") (V4SF  "V2SF")
1448				(V4HF "V8HF") (V8HF  "V4HF")
1449				(DF   "V2DF") (V2DF  "DF")])
1450
1451(define_mode_attr vswap_width_name [(V8QI "to_128") (V16QI "to_64")
1452				    (V4HI "to_128") (V8HI  "to_64")
1453				    (V2SI "to_128") (V4SI  "to_64")
1454				    (DI   "to_128") (V2DI  "to_64")
1455				    (V4HF "to_128") (V8HF  "to_64")
1456				    (V2SF "to_128") (V4SF  "to_64")
1457				    (V4BF "to_128") (V8BF  "to_64")
1458				    (DF   "to_128") (V2DF  "to_64")])
1459
1460;; For certain vector-by-element multiplication instructions we must
1461;; constrain the 16-bit cases to use only V0-V15.  This is covered by
1462;; the 'x' constraint.  All other modes may use the 'w' constraint.
1463(define_mode_attr h_con [(V2SI "w") (V4SI "w")
1464			 (V4HI "x") (V8HI "x")
1465			 (V4HF "x") (V8HF "x")
1466			 (V2SF "w") (V4SF "w")
1467			 (V2DF "w") (DF "w")])
1468
1469;; Defined to 'f' for types whose element type is a float type.
1470(define_mode_attr f [(V8QI "")  (V16QI "")
1471		     (V4HI "")  (V8HI  "")
1472		     (V2SI "")  (V4SI  "")
1473		     (DI   "")  (V2DI  "")
1474		     (V4HF "f") (V8HF  "f")
1475		     (V2SF "f") (V4SF  "f")
1476		     (V2DF "f") (DF    "f")])
1477
1478;; Defined to '_fp' for types whose element type is a float type.
1479(define_mode_attr fp [(V8QI "")  (V16QI "")
1480		      (V4HI "")  (V8HI  "")
1481		      (V2SI "")  (V4SI  "")
1482		      (DI   "")  (V2DI  "")
1483		      (V4HF "_fp") (V8HF  "_fp")
1484		      (V2SF "_fp") (V4SF  "_fp")
1485		      (V2DF "_fp") (DF    "_fp")
1486		      (SF "_fp")])
1487
1488;; Defined to '_q' for 128-bit types.
1489(define_mode_attr q [(V8QI "") (V16QI "_q")
1490		     (V4HI "") (V8HI  "_q")
1491		     (V4BF "") (V8BF  "_q")
1492		     (V2SI "") (V4SI  "_q")
1493		     (DI   "") (V2DI  "_q")
1494		     (V4HF "") (V8HF "_q")
1495		     (V4BF "") (V8BF "_q")
1496		     (V2SF "") (V4SF  "_q")
1497			       (V2DF  "_q")
1498		     (QI "") (HI "") (SI "") (DI "") (HF "") (SF "") (DF "")])
1499
1500(define_mode_attr vp [(V8QI "v") (V16QI "v")
1501		      (V4HI "v") (V8HI  "v")
1502		      (V2SI "p") (V4SI  "v")
1503		      (V2DI "p") (V2DF  "p")
1504		      (V2SF "p") (V4SF  "v")
1505		      (V4HF "v") (V8HF  "v")])
1506
1507(define_mode_attr vsi2qi [(V2SI "v8qi") (V4SI "v16qi")
1508			  (VNx4SI "vnx16qi") (VNx2DI "vnx8hi")])
1509(define_mode_attr VSI2QI [(V2SI "V8QI") (V4SI "V16QI")
1510			  (VNx4SI "VNx16QI") (VNx2DI "VNx8HI")])
1511
1512
1513;; Register suffix for DOTPROD input types from the return type.
1514(define_mode_attr Vdottype [(V2SI "8b") (V4SI "16b")])
1515
1516;; Register suffix for BFDOT input types from the return type.
1517(define_mode_attr Vbfdottype [(V2SF "4h") (V4SF "8h")])
1518
1519;; Sum of lengths of instructions needed to move vector registers of a mode.
1520(define_mode_attr insn_count [(OI "8") (CI "12") (XI "16")])
1521
1522;; -fpic small model GOT reloc modifers: gotpage_lo15/lo14 for ILP64/32.
1523;; No need of iterator for -fPIC as it use got_lo12 for both modes.
1524(define_mode_attr got_modifier [(SI "gotpage_lo14") (DI "gotpage_lo15")])
1525
1526;; Width of 2nd and 3rd arguments to fp16 vector multiply add/sub
1527(define_mode_attr VFMLA_W [(V2SF "V4HF") (V4SF "V8HF")])
1528
1529;; Width of 2nd and 3rd arguments to bf16 vector multiply add/sub
1530(define_mode_attr VBFMLA_W [(V2SF "V4BF") (V4SF "V8BF")])
1531
1532(define_mode_attr VFMLA_SEL_W [(V2SF "V2HF") (V4SF "V4HF")])
1533
1534(define_mode_attr f16quad [(V2SF "") (V4SF "q")])
1535
1536(define_mode_attr isquadop [(V8QI "") (V16QI "q") (V4BF "") (V8BF "q")])
1537
1538(define_code_attr f16mac [(plus "a") (minus "s")])
1539
1540;; Map smax to smin and umax to umin.
1541(define_code_attr max_opp [(smax "smin") (umax "umin")])
1542
1543;; Same as above, but louder.
1544(define_code_attr MAX_OPP [(smax "SMIN") (umax "UMIN")])
1545
1546;; The number of subvectors in an SVE_STRUCT.
1547(define_mode_attr vector_count [(VNx32QI "2") (VNx16HI "2")
1548				(VNx8SI  "2") (VNx4DI  "2")
1549				(VNx16BF "2")
1550				(VNx16HF "2") (VNx8SF  "2") (VNx4DF "2")
1551				(VNx48QI "3") (VNx24HI "3")
1552				(VNx12SI "3") (VNx6DI  "3")
1553				(VNx24BF "3")
1554				(VNx24HF "3") (VNx12SF "3") (VNx6DF "3")
1555				(VNx64QI "4") (VNx32HI "4")
1556				(VNx16SI "4") (VNx8DI  "4")
1557				(VNx32BF "4")
1558				(VNx32HF "4") (VNx16SF "4") (VNx8DF "4")])
1559
1560;; The number of instruction bytes needed for an SVE_STRUCT move.  This is
1561;; equal to vector_count * 4.
1562(define_mode_attr insn_length [(VNx32QI "8")  (VNx16HI "8")
1563			       (VNx8SI  "8")  (VNx4DI  "8")
1564			       (VNx16BF "8")
1565			       (VNx16HF "8")  (VNx8SF  "8")  (VNx4DF "8")
1566			       (VNx48QI "12") (VNx24HI "12")
1567			       (VNx12SI "12") (VNx6DI  "12")
1568			       (VNx24BF "12")
1569			       (VNx24HF "12") (VNx12SF "12") (VNx6DF "12")
1570			       (VNx64QI "16") (VNx32HI "16")
1571			       (VNx16SI "16") (VNx8DI  "16")
1572			       (VNx32BF "16")
1573			       (VNx32HF "16") (VNx16SF "16") (VNx8DF "16")])
1574
1575;; The type of a subvector in an SVE_STRUCT.
1576(define_mode_attr VSINGLE [(VNx32QI "VNx16QI")
1577			   (VNx16HI "VNx8HI") (VNx16HF "VNx8HF")
1578			   (VNx16BF "VNx8BF")
1579			   (VNx8SI "VNx4SI") (VNx8SF "VNx4SF")
1580			   (VNx4DI "VNx2DI") (VNx4DF "VNx2DF")
1581			   (VNx48QI "VNx16QI")
1582			   (VNx24HI "VNx8HI") (VNx24HF "VNx8HF")
1583			   (VNx24BF "VNx8BF")
1584			   (VNx12SI "VNx4SI") (VNx12SF "VNx4SF")
1585			   (VNx6DI "VNx2DI") (VNx6DF "VNx2DF")
1586			   (VNx64QI "VNx16QI")
1587			   (VNx32HI "VNx8HI") (VNx32HF "VNx8HF")
1588			   (VNx32BF "VNx8BF")
1589			   (VNx16SI "VNx4SI") (VNx16SF "VNx4SF")
1590			   (VNx8DI "VNx2DI") (VNx8DF "VNx2DF")])
1591
1592;; ...and again in lower case.
1593(define_mode_attr vsingle [(VNx32QI "vnx16qi")
1594			   (VNx16HI "vnx8hi") (VNx16HF "vnx8hf")
1595			   (VNx16BF "vnx8bf")
1596			   (VNx8SI "vnx4si") (VNx8SF "vnx4sf")
1597			   (VNx4DI "vnx2di") (VNx4DF "vnx2df")
1598			   (VNx48QI "vnx16qi")
1599			   (VNx24HI "vnx8hi") (VNx24HF "vnx8hf")
1600			   (VNx24BF "vnx8bf")
1601			   (VNx12SI "vnx4si") (VNx12SF "vnx4sf")
1602			   (VNx6DI "vnx2di") (VNx6DF "vnx2df")
1603			   (VNx64QI "vnx16qi")
1604			   (VNx32HI "vnx8hi") (VNx32HF "vnx8hf")
1605			   (VNx32BF "vnx8bf")
1606			   (VNx16SI "vnx4si") (VNx16SF "vnx4sf")
1607			   (VNx8DI "vnx2di") (VNx8DF "vnx2df")])
1608
1609;; The predicate mode associated with an SVE data mode.  For structure modes
1610;; this is equivalent to the <VPRED> of the subvector mode.
1611(define_mode_attr VPRED [(VNx16QI "VNx16BI") (VNx8QI "VNx8BI")
1612			 (VNx4QI "VNx4BI") (VNx2QI "VNx2BI")
1613			 (VNx8HI "VNx8BI") (VNx4HI "VNx4BI") (VNx2HI "VNx2BI")
1614			 (VNx8HF "VNx8BI") (VNx4HF "VNx4BI") (VNx2HF "VNx2BI")
1615			 (VNx8BF "VNx8BI")
1616			 (VNx4SI "VNx4BI") (VNx2SI "VNx2BI")
1617			 (VNx4SF "VNx4BI") (VNx2SF "VNx2BI")
1618			 (VNx2DI "VNx2BI")
1619			 (VNx2DF "VNx2BI")
1620			 (VNx32QI "VNx16BI")
1621			 (VNx16HI "VNx8BI") (VNx16HF "VNx8BI")
1622			 (VNx16BF "VNx8BI")
1623			 (VNx8SI "VNx4BI") (VNx8SF "VNx4BI")
1624			 (VNx4DI "VNx2BI") (VNx4DF "VNx2BI")
1625			 (VNx48QI "VNx16BI")
1626			 (VNx24HI "VNx8BI") (VNx24HF "VNx8BI")
1627			 (VNx24BF "VNx8BI")
1628			 (VNx12SI "VNx4BI") (VNx12SF "VNx4BI")
1629			 (VNx6DI "VNx2BI") (VNx6DF "VNx2BI")
1630			 (VNx64QI "VNx16BI")
1631			 (VNx32HI "VNx8BI") (VNx32HF "VNx8BI")
1632			 (VNx32BF "VNx8BI")
1633			 (VNx16SI "VNx4BI") (VNx16SF "VNx4BI")
1634			 (VNx8DI "VNx2BI") (VNx8DF "VNx2BI")])
1635
1636;; ...and again in lower case.
1637(define_mode_attr vpred [(VNx16QI "vnx16bi") (VNx8QI "vnx8bi")
1638			 (VNx4QI "vnx4bi") (VNx2QI "vnx2bi")
1639			 (VNx8HI "vnx8bi") (VNx4HI "vnx4bi") (VNx2HI "vnx2bi")
1640			 (VNx8HF "vnx8bi") (VNx4HF "vnx4bi") (VNx2HF "vnx2bi")
1641			 (VNx8BF "vnx8bi")
1642			 (VNx4SI "vnx4bi") (VNx2SI "vnx2bi")
1643			 (VNx4SF "vnx4bi") (VNx2SF "vnx2bi")
1644			 (VNx2DI "vnx2bi")
1645			 (VNx2DF "vnx2bi")
1646			 (VNx32QI "vnx16bi")
1647			 (VNx16HI "vnx8bi") (VNx16HF "vnx8bi")
1648			 (VNx16BF "vnx8bi")
1649			 (VNx8SI "vnx4bi") (VNx8SF "vnx4bi")
1650			 (VNx4DI "vnx2bi") (VNx4DF "vnx2bi")
1651			 (VNx48QI "vnx16bi")
1652			 (VNx24HI "vnx8bi") (VNx24HF "vnx8bi")
1653			 (VNx24BF "vnx8bi")
1654			 (VNx12SI "vnx4bi") (VNx12SF "vnx4bi")
1655			 (VNx6DI "vnx2bi") (VNx6DF "vnx2bi")
1656			 (VNx64QI "vnx16bi")
1657			 (VNx32HI "vnx8bi") (VNx32HF "vnx4bi")
1658			 (VNx32BF "vnx8bi")
1659			 (VNx16SI "vnx4bi") (VNx16SF "vnx4bi")
1660			 (VNx8DI "vnx2bi") (VNx8DF "vnx2bi")])
1661
1662(define_mode_attr VDOUBLE [(VNx16QI "VNx32QI")
1663			   (VNx8HI "VNx16HI") (VNx8HF "VNx16HF")
1664			   (VNx8BF "VNx16BF")
1665			   (VNx4SI "VNx8SI") (VNx4SF "VNx8SF")
1666			   (VNx2DI "VNx4DI") (VNx2DF "VNx4DF")])
1667
1668;; On AArch64 the By element instruction doesn't have a 2S variant.
1669;; However because the instruction always selects a pair of values
1670;; The normal 3SAME instruction can be used here instead.
1671(define_mode_attr FCMLA_maybe_lane [(V2SF "<Vtype>") (V4SF "<Vetype>[%4]")
1672				    (V4HF "<Vetype>[%4]") (V8HF "<Vetype>[%4]")
1673				    ])
1674
1675;; The number of bytes controlled by a predicate
1676(define_mode_attr data_bytes [(VNx16BI "1") (VNx8BI "2")
1677			      (VNx4BI "4") (VNx2BI "8")])
1678
1679;; Two-nybble mask for partial vector modes: nunits, byte size.
1680(define_mode_attr self_mask [(VNx8QI "0x81")
1681			     (VNx4QI "0x41")
1682			     (VNx2QI "0x21")
1683			     (VNx4HI "0x42")
1684			     (VNx2HI "0x22")
1685			     (VNx2SI "0x24")])
1686
1687;; For SVE_HSDI vector modes, the mask of narrower modes, encoded as above.
1688(define_mode_attr narrower_mask [(VNx8HI "0x81") (VNx4HI "0x41")
1689				 (VNx2HI "0x21")
1690				 (VNx4SI "0x43") (VNx2SI "0x23")
1691				 (VNx2DI "0x27")])
1692
1693;; The constraint to use for an SVE [SU]DOT, FMUL, FMLA or FMLS lane index.
1694(define_mode_attr sve_lane_con [(VNx8HI "y") (VNx4SI "y") (VNx2DI "x")
1695				(VNx8HF "y") (VNx4SF "y") (VNx2DF "x")])
1696
1697;; The constraint to use for an SVE FCMLA lane index.
1698(define_mode_attr sve_lane_pair_con [(VNx8HF "y") (VNx4SF "x")])
1699
1700;; -------------------------------------------------------------------
1701;; Code Iterators
1702;; -------------------------------------------------------------------
1703
1704;; This code iterator allows the various shifts supported on the core
1705(define_code_iterator SHIFT [ashift ashiftrt lshiftrt rotatert])
1706
1707;; This code iterator allows the shifts supported in arithmetic instructions
1708(define_code_iterator ASHIFT [ashift ashiftrt lshiftrt])
1709
1710(define_code_iterator SHIFTRT [ashiftrt lshiftrt])
1711
1712;; Code iterator for logical operations
1713(define_code_iterator LOGICAL [and ior xor])
1714
1715;; LOGICAL without AND.
1716(define_code_iterator LOGICAL_OR [ior xor])
1717
1718;; Code iterator for logical operations whose :nlogical works on SIMD registers.
1719(define_code_iterator NLOGICAL [and ior])
1720
1721;; Code iterator for unary negate and bitwise complement.
1722(define_code_iterator NEG_NOT [neg not])
1723
1724;; Code iterator for sign/zero extension
1725(define_code_iterator ANY_EXTEND [sign_extend zero_extend])
1726(define_code_iterator ANY_EXTEND2 [sign_extend zero_extend])
1727
1728;; All division operations (signed/unsigned)
1729(define_code_iterator ANY_DIV [div udiv])
1730
1731;; Code iterator for sign/zero extraction
1732(define_code_iterator ANY_EXTRACT [sign_extract zero_extract])
1733
1734;; Code iterator for equality comparisons
1735(define_code_iterator EQL [eq ne])
1736
1737;; Code iterator for less-than and greater/equal-to
1738(define_code_iterator LTGE [lt ge])
1739
1740;; Iterator for __sync_<op> operations that where the operation can be
1741;; represented directly RTL.  This is all of the sync operations bar
1742;; nand.
1743(define_code_iterator atomic_op [plus minus ior xor and])
1744
1745;; Iterator for integer conversions
1746(define_code_iterator FIXUORS [fix unsigned_fix])
1747
1748;; Iterator for float conversions
1749(define_code_iterator FLOATUORS [float unsigned_float])
1750
1751;; Code iterator for variants of vector max and min.
1752(define_code_iterator MAXMIN [smax smin umax umin])
1753
1754(define_code_iterator FMAXMIN [smax smin])
1755
1756;; Signed and unsigned max operations.
1757(define_code_iterator USMAX [smax umax])
1758
1759;; Code iterator for plus and minus.
1760(define_code_iterator ADDSUB [plus minus])
1761
1762;; Code iterator for variants of vector saturating binary ops.
1763(define_code_iterator BINQOPS [ss_plus us_plus ss_minus us_minus])
1764
1765;; Code iterator for variants of vector saturating unary ops.
1766(define_code_iterator UNQOPS [ss_neg ss_abs])
1767
1768;; Code iterator for signed variants of vector saturating binary ops.
1769(define_code_iterator SBINQOPS [ss_plus ss_minus])
1770
1771;; Code iterator for unsigned variants of vector saturating binary ops.
1772(define_code_iterator UBINQOPS [us_plus us_minus])
1773
1774;; Modular and saturating addition.
1775(define_code_iterator ANY_PLUS [plus ss_plus us_plus])
1776
1777;; Saturating addition.
1778(define_code_iterator SAT_PLUS [ss_plus us_plus])
1779
1780;; Modular and saturating subtraction.
1781(define_code_iterator ANY_MINUS [minus ss_minus us_minus])
1782
1783;; Saturating subtraction.
1784(define_code_iterator SAT_MINUS [ss_minus us_minus])
1785
1786;; Comparison operators for <F>CM.
1787(define_code_iterator COMPARISONS [lt le eq ge gt])
1788
1789;; Unsigned comparison operators.
1790(define_code_iterator UCOMPARISONS [ltu leu geu gtu])
1791
1792;; Unsigned comparison operators.
1793(define_code_iterator FAC_COMPARISONS [lt le ge gt])
1794
1795;; SVE integer unary operations.
1796(define_code_iterator SVE_INT_UNARY [abs neg not clrsb clz popcount
1797				     (ss_abs "TARGET_SVE2")
1798				     (ss_neg "TARGET_SVE2")])
1799
1800;; SVE integer binary operations.
1801(define_code_iterator SVE_INT_BINARY [plus minus mult smax umax smin umin
1802				      ashift ashiftrt lshiftrt
1803				      and ior xor
1804				      (ss_plus "TARGET_SVE2")
1805				      (us_plus "TARGET_SVE2")
1806				      (ss_minus "TARGET_SVE2")
1807				      (us_minus "TARGET_SVE2")])
1808
1809;; SVE integer binary division operations.
1810(define_code_iterator SVE_INT_BINARY_SD [div udiv])
1811
1812;; SVE integer binary operations that have an immediate form.
1813(define_code_iterator SVE_INT_BINARY_IMM [mult smax smin umax umin])
1814
1815;; SVE floating-point operations with an unpredicated all-register form.
1816(define_code_iterator SVE_UNPRED_FP_BINARY [plus minus mult])
1817
1818;; SVE integer comparisons.
1819(define_code_iterator SVE_INT_CMP [lt le eq ne ge gt ltu leu geu gtu])
1820
1821;; -------------------------------------------------------------------
1822;; Code Attributes
1823;; -------------------------------------------------------------------
1824;; Map rtl objects to optab names
1825(define_code_attr optab [(ashift "ashl")
1826			 (ashiftrt "ashr")
1827			 (lshiftrt "lshr")
1828			 (rotatert "rotr")
1829			 (sign_extend "extend")
1830			 (zero_extend "zero_extend")
1831			 (sign_extract "extv")
1832			 (zero_extract "extzv")
1833			 (fix "fix")
1834			 (unsigned_fix "fixuns")
1835			 (float "float")
1836			 (unsigned_float "floatuns")
1837			 (clrsb "clrsb")
1838			 (clz "clz")
1839			 (popcount "popcount")
1840			 (and "and")
1841			 (ior "ior")
1842			 (xor "xor")
1843			 (not "one_cmpl")
1844			 (neg "neg")
1845			 (plus "add")
1846			 (minus "sub")
1847			 (mult "mul")
1848			 (div "div")
1849			 (udiv "udiv")
1850			 (ss_plus "ssadd")
1851			 (us_plus "usadd")
1852			 (ss_minus "sssub")
1853			 (us_minus "ussub")
1854			 (ss_neg "qneg")
1855			 (ss_abs "qabs")
1856			 (smin "smin")
1857			 (smax "smax")
1858			 (umin "umin")
1859			 (umax "umax")
1860			 (eq "eq")
1861			 (ne "ne")
1862			 (lt "lt")
1863			 (ge "ge")
1864			 (le "le")
1865			 (gt "gt")
1866			 (ltu "ltu")
1867			 (leu "leu")
1868			 (geu "geu")
1869			 (gtu "gtu")
1870			 (abs "abs")])
1871
1872(define_code_attr addsub [(ss_plus "add")
1873			  (us_plus "add")
1874			  (ss_minus "sub")
1875			  (us_minus "sub")])
1876
1877;; For comparison operators we use the FCM* and CM* instructions.
1878;; As there are no CMLE or CMLT instructions which act on 3 vector
1879;; operands, we must use CMGE or CMGT and swap the order of the
1880;; source operands.
1881
1882(define_code_attr n_optab [(lt "gt") (le "ge") (eq "eq") (ge "ge") (gt "gt")
1883			   (ltu "hi") (leu "hs") (geu "hs") (gtu "hi")])
1884(define_code_attr cmp_1   [(lt "2") (le "2") (eq "1") (ge "1") (gt "1")
1885			   (ltu "2") (leu "2") (geu "1") (gtu "1")])
1886(define_code_attr cmp_2   [(lt "1") (le "1") (eq "2") (ge "2") (gt "2")
1887			   (ltu "1") (leu "1") (geu "2") (gtu "2")])
1888
1889(define_code_attr CMP [(lt "LT") (le "LE") (eq "EQ") (ge "GE") (gt "GT")
1890			(ltu "LTU") (leu "LEU") (ne "NE") (geu "GEU")
1891			(gtu "GTU")])
1892
1893;; The AArch64 condition associated with an rtl comparison code.
1894(define_code_attr cmp_op [(lt "lt")
1895			  (le "le")
1896			  (eq "eq")
1897			  (ne "ne")
1898			  (ge "ge")
1899			  (gt "gt")
1900			  (ltu "lo")
1901			  (leu "ls")
1902			  (geu "hs")
1903			  (gtu "hi")])
1904
1905(define_code_attr fix_trunc_optab [(fix "fix_trunc")
1906				   (unsigned_fix "fixuns_trunc")])
1907
1908;; Optab prefix for sign/zero-extending operations
1909(define_code_attr su_optab [(sign_extend "") (zero_extend "u")
1910			    (div "") (udiv "u")
1911			    (fix "") (unsigned_fix "u")
1912			    (float "s") (unsigned_float "u")
1913			    (ss_plus "s") (us_plus "u")
1914			    (ss_minus "s") (us_minus "u")])
1915
1916;; Similar for the instruction mnemonics
1917(define_code_attr shift [(ashift "lsl") (ashiftrt "asr")
1918			 (lshiftrt "lsr") (rotatert "ror")])
1919
1920;; Op prefix for shift right and accumulate.
1921(define_code_attr sra_op [(ashiftrt "s") (lshiftrt "u")])
1922
1923;; Map shift operators onto underlying bit-field instructions
1924(define_code_attr bfshift [(ashift "ubfiz") (ashiftrt "sbfx")
1925			   (lshiftrt "ubfx") (rotatert "extr")])
1926
1927;; Logical operator instruction mnemonics
1928(define_code_attr logical [(and "and") (ior "orr") (xor "eor")])
1929
1930;; Operation names for negate and bitwise complement.
1931(define_code_attr neg_not_op [(neg "neg") (not "not")])
1932
1933;; Similar, but when the second operand is inverted.
1934(define_code_attr nlogical [(and "bic") (ior "orn") (xor "eon")])
1935
1936;; Similar, but when both operands are inverted.
1937(define_code_attr logical_nn [(and "nor") (ior "nand")])
1938
1939;; Sign- or zero-extending data-op
1940(define_code_attr su [(sign_extend "s") (zero_extend "u")
1941		      (sign_extract "s") (zero_extract "u")
1942		      (fix "s") (unsigned_fix "u")
1943		      (div "s") (udiv "u")
1944		      (smax "s") (umax "u")
1945		      (smin "s") (umin "u")])
1946
1947;; "s" for signed ops, empty for unsigned ones.
1948(define_code_attr s [(sign_extend "s") (zero_extend "")])
1949
1950;; Map signed/unsigned ops to the corresponding extension.
1951(define_code_attr paired_extend [(ss_plus "sign_extend")
1952				 (us_plus "zero_extend")
1953				 (ss_minus "sign_extend")
1954				 (us_minus "zero_extend")])
1955
1956;; Whether a shift is left or right.
1957(define_code_attr lr [(ashift "l") (ashiftrt "r") (lshiftrt "r")])
1958
1959;; Emit conditional branch instructions.
1960(define_code_attr bcond [(eq "beq") (ne "bne") (lt "bne") (ge "beq")])
1961
1962;; Emit cbz/cbnz depending on comparison type.
1963(define_code_attr cbz [(eq "cbz") (ne "cbnz") (lt "cbnz") (ge "cbz")])
1964
1965;; Emit inverted cbz/cbnz depending on comparison type.
1966(define_code_attr inv_cb [(eq "cbnz") (ne "cbz") (lt "cbz") (ge "cbnz")])
1967
1968;; Emit tbz/tbnz depending on comparison type.
1969(define_code_attr tbz [(eq "tbz") (ne "tbnz") (lt "tbnz") (ge "tbz")])
1970
1971;; Emit inverted tbz/tbnz depending on comparison type.
1972(define_code_attr inv_tb [(eq "tbnz") (ne "tbz") (lt "tbz") (ge "tbnz")])
1973
1974;; Max/min attributes.
1975(define_code_attr maxmin [(smax "max")
1976			  (smin "min")
1977			  (umax "max")
1978			  (umin "min")])
1979
1980;; MLA/MLS attributes.
1981(define_code_attr as [(ss_plus "a") (ss_minus "s")])
1982
1983;; Atomic operations
1984(define_code_attr atomic_optab
1985  [(ior "or") (xor "xor") (and "and") (plus "add") (minus "sub")])
1986
1987(define_code_attr atomic_op_operand
1988  [(ior "aarch64_logical_operand")
1989   (xor "aarch64_logical_operand")
1990   (and "aarch64_logical_operand")
1991   (plus "aarch64_plus_operand")
1992   (minus "aarch64_plus_operand")])
1993
1994;; Constants acceptable for atomic operations.
1995;; This definition must appear in this file before the iterators it refers to.
1996(define_code_attr const_atomic
1997 [(plus "IJ") (minus "IJ")
1998  (xor "<lconst_atomic>") (ior "<lconst_atomic>")
1999  (and "<lconst_atomic>")])
2000
2001;; Attribute to describe constants acceptable in atomic logical operations
2002(define_mode_attr lconst_atomic [(QI "K") (HI "K") (SI "K") (DI "L")])
2003
2004;; The integer SVE instruction that implements an rtx code.
2005(define_code_attr sve_int_op [(plus "add")
2006			      (minus "sub")
2007			      (mult "mul")
2008			      (div "sdiv")
2009			      (udiv "udiv")
2010			      (abs "abs")
2011			      (neg "neg")
2012			      (smin "smin")
2013			      (smax "smax")
2014			      (umin "umin")
2015			      (umax "umax")
2016			      (ashift "lsl")
2017			      (ashiftrt "asr")
2018			      (lshiftrt "lsr")
2019			      (and "and")
2020			      (ior "orr")
2021			      (xor "eor")
2022			      (not "not")
2023			      (clrsb "cls")
2024			      (clz "clz")
2025			      (popcount "cnt")
2026			      (ss_plus "sqadd")
2027			      (us_plus "uqadd")
2028			      (ss_minus "sqsub")
2029			      (us_minus "uqsub")
2030			      (ss_neg "sqneg")
2031			      (ss_abs "sqabs")])
2032
2033(define_code_attr sve_int_op_rev [(plus "add")
2034				  (minus "subr")
2035				  (mult "mul")
2036				  (div "sdivr")
2037				  (udiv "udivr")
2038				  (smin "smin")
2039				  (smax "smax")
2040				  (umin "umin")
2041				  (umax "umax")
2042				  (ashift "lslr")
2043				  (ashiftrt "asrr")
2044				  (lshiftrt "lsrr")
2045				  (and "and")
2046				  (ior "orr")
2047				  (xor "eor")
2048				  (ss_plus "sqadd")
2049				  (us_plus "uqadd")
2050				  (ss_minus "sqsubr")
2051				  (us_minus "uqsubr")])
2052
2053;; The floating-point SVE instruction that implements an rtx code.
2054(define_code_attr sve_fp_op [(plus "fadd")
2055			     (minus "fsub")
2056			     (mult "fmul")])
2057
2058;; The SVE immediate constraint to use for an rtl code.
2059(define_code_attr sve_imm_con [(mult "vsm")
2060			       (smax "vsm")
2061			       (smin "vsm")
2062			       (umax "vsb")
2063			       (umin "vsb")
2064			       (eq "vsc")
2065			       (ne "vsc")
2066			       (lt "vsc")
2067			       (ge "vsc")
2068			       (le "vsc")
2069			       (gt "vsc")
2070			       (ltu "vsd")
2071			       (leu "vsd")
2072			       (geu "vsd")
2073			       (gtu "vsd")])
2074
2075;; The prefix letter to use when printing an immediate operand.
2076(define_code_attr sve_imm_prefix [(mult "")
2077				  (smax "")
2078				  (smin "")
2079				  (umax "D")
2080				  (umin "D")])
2081
2082;; The predicate to use for the second input operand in a cond_<optab><mode>
2083;; pattern.
2084(define_code_attr sve_pred_int_rhs2_operand
2085  [(plus "register_operand")
2086   (minus "register_operand")
2087   (mult "register_operand")
2088   (smax "register_operand")
2089   (umax "register_operand")
2090   (smin "register_operand")
2091   (umin "register_operand")
2092   (ashift "aarch64_sve_lshift_operand")
2093   (ashiftrt "aarch64_sve_rshift_operand")
2094   (lshiftrt "aarch64_sve_rshift_operand")
2095   (and "aarch64_sve_pred_and_operand")
2096   (ior "register_operand")
2097   (xor "register_operand")
2098   (ss_plus "register_operand")
2099   (us_plus "register_operand")
2100   (ss_minus "register_operand")
2101   (us_minus "register_operand")])
2102
2103(define_code_attr inc_dec [(minus "dec") (ss_minus "sqdec") (us_minus "uqdec")
2104			   (plus "inc") (ss_plus "sqinc") (us_plus "uqinc")])
2105
2106;; -------------------------------------------------------------------
2107;; Int Iterators.
2108;; -------------------------------------------------------------------
2109
2110;; The unspec codes for the SABAL, UABAL AdvancedSIMD instructions.
2111(define_int_iterator ABAL [UNSPEC_SABAL UNSPEC_UABAL])
2112
2113;; The unspec codes for the SABDL2, UABDL2 AdvancedSIMD instructions.
2114(define_int_iterator ABDL2 [UNSPEC_SABDL2 UNSPEC_UABDL2])
2115
2116;; The unspec codes for the SADALP, UADALP AdvancedSIMD instructions.
2117(define_int_iterator ADALP [UNSPEC_SADALP UNSPEC_UADALP])
2118
2119(define_int_iterator MAXMINV [UNSPEC_UMAXV UNSPEC_UMINV
2120			      UNSPEC_SMAXV UNSPEC_SMINV])
2121
2122(define_int_iterator FMAXMINV [UNSPEC_FMAXV UNSPEC_FMINV
2123			       UNSPEC_FMAXNMV UNSPEC_FMINNMV])
2124
2125(define_int_iterator SVE_INT_ADDV [UNSPEC_SADDV UNSPEC_UADDV])
2126
2127(define_int_iterator LOGICALF [UNSPEC_ANDF UNSPEC_IORF UNSPEC_XORF])
2128
2129(define_int_iterator HADDSUB [UNSPEC_SHADD UNSPEC_UHADD
2130			      UNSPEC_SRHADD UNSPEC_URHADD
2131			      UNSPEC_SHSUB UNSPEC_UHSUB])
2132
2133(define_int_iterator HADD [UNSPEC_SHADD UNSPEC_UHADD])
2134
2135(define_int_iterator RHADD [UNSPEC_SRHADD UNSPEC_URHADD])
2136
2137(define_int_iterator BSL_DUP [1 2])
2138
2139(define_int_iterator DOTPROD [UNSPEC_SDOT UNSPEC_UDOT])
2140
2141(define_int_iterator DOTPROD_I8MM [UNSPEC_USDOT UNSPEC_SUDOT])
2142(define_int_iterator DOTPROD_US_ONLY [UNSPEC_USDOT])
2143
2144(define_int_iterator ADDSUBHN [UNSPEC_ADDHN UNSPEC_RADDHN
2145			       UNSPEC_SUBHN UNSPEC_RSUBHN])
2146
2147(define_int_iterator ADDSUBHN2 [UNSPEC_ADDHN2 UNSPEC_RADDHN2
2148			        UNSPEC_SUBHN2 UNSPEC_RSUBHN2])
2149
2150(define_int_iterator FMAXMIN_UNS [UNSPEC_FMAX UNSPEC_FMIN
2151				  UNSPEC_FMAXNM UNSPEC_FMINNM])
2152
2153(define_int_iterator PAUTH_LR_SP [UNSPEC_PACIASP UNSPEC_AUTIASP
2154				  UNSPEC_PACIBSP UNSPEC_AUTIBSP])
2155
2156(define_int_iterator PAUTH_17_16 [UNSPEC_PACIA1716 UNSPEC_AUTIA1716
2157				  UNSPEC_PACIB1716 UNSPEC_AUTIB1716])
2158
2159(define_int_iterator VQDMULH [UNSPEC_SQDMULH UNSPEC_SQRDMULH])
2160
2161(define_int_iterator MULHRS [UNSPEC_SMULHS UNSPEC_UMULHS
2162                             UNSPEC_SMULHRS UNSPEC_UMULHRS])
2163
2164(define_int_iterator USSUQADD [UNSPEC_SUQADD UNSPEC_USQADD])
2165
2166(define_int_iterator SUQMOVN [UNSPEC_SQXTN UNSPEC_UQXTN])
2167
2168(define_int_iterator VSHL [UNSPEC_SSHL UNSPEC_USHL
2169		           UNSPEC_SRSHL UNSPEC_URSHL])
2170
2171(define_int_iterator VSHLL [UNSPEC_SSHLL UNSPEC_USHLL])
2172
2173(define_int_iterator VQSHL [UNSPEC_SQSHL UNSPEC_UQSHL
2174                            UNSPEC_SQRSHL UNSPEC_UQRSHL])
2175
2176(define_int_iterator VSRA [UNSPEC_SSRA UNSPEC_USRA
2177			     UNSPEC_SRSRA UNSPEC_URSRA])
2178
2179(define_int_iterator VSLRI [UNSPEC_SSLI UNSPEC_USLI
2180			      UNSPEC_SSRI UNSPEC_USRI])
2181
2182
2183(define_int_iterator VRSHR_N [UNSPEC_SRSHR UNSPEC_URSHR])
2184
2185(define_int_iterator VQSHL_N [UNSPEC_SQSHLU UNSPEC_SQSHL UNSPEC_UQSHL])
2186
2187(define_int_iterator VQSHRN_N [UNSPEC_SQSHRUN UNSPEC_SQRSHRUN
2188                               UNSPEC_SQSHRN UNSPEC_UQSHRN
2189                               UNSPEC_SQRSHRN UNSPEC_UQRSHRN])
2190
2191(define_int_iterator SQRDMLH_AS [UNSPEC_SQRDMLAH UNSPEC_SQRDMLSH])
2192
2193(define_int_iterator PERMUTE [UNSPEC_ZIP1 UNSPEC_ZIP2
2194			      UNSPEC_TRN1 UNSPEC_TRN2
2195			      UNSPEC_UZP1 UNSPEC_UZP2])
2196
2197(define_int_iterator PERMUTEQ [UNSPEC_ZIP1Q UNSPEC_ZIP2Q
2198			       UNSPEC_TRN1Q UNSPEC_TRN2Q
2199			       UNSPEC_UZP1Q UNSPEC_UZP2Q])
2200
2201(define_int_iterator OPTAB_PERMUTE [UNSPEC_ZIP1 UNSPEC_ZIP2
2202				    UNSPEC_UZP1 UNSPEC_UZP2])
2203
2204(define_int_iterator REVERSE [UNSPEC_REV64 UNSPEC_REV32 UNSPEC_REV16])
2205
2206(define_int_iterator FRINT [UNSPEC_FRINTZ UNSPEC_FRINTP UNSPEC_FRINTM
2207			     UNSPEC_FRINTN UNSPEC_FRINTI UNSPEC_FRINTX
2208			     UNSPEC_FRINTA])
2209
2210(define_int_iterator FCVT [UNSPEC_FRINTZ UNSPEC_FRINTP UNSPEC_FRINTM
2211			    UNSPEC_FRINTA UNSPEC_FRINTN])
2212
2213(define_int_iterator FCVT_F2FIXED [UNSPEC_FCVTZS UNSPEC_FCVTZU])
2214(define_int_iterator FCVT_FIXED2F [UNSPEC_SCVTF UNSPEC_UCVTF])
2215
2216(define_int_iterator CRC [UNSPEC_CRC32B UNSPEC_CRC32H UNSPEC_CRC32W
2217                          UNSPEC_CRC32X UNSPEC_CRC32CB UNSPEC_CRC32CH
2218                          UNSPEC_CRC32CW UNSPEC_CRC32CX])
2219
2220(define_int_iterator CRYPTO_AES [UNSPEC_AESE UNSPEC_AESD])
2221(define_int_iterator CRYPTO_AESMC [UNSPEC_AESMC UNSPEC_AESIMC])
2222
2223(define_int_iterator CRYPTO_SHA1 [UNSPEC_SHA1C UNSPEC_SHA1M UNSPEC_SHA1P])
2224
2225(define_int_iterator CRYPTO_SHA256 [UNSPEC_SHA256H UNSPEC_SHA256H2])
2226
2227(define_int_iterator CRYPTO_SHA512 [UNSPEC_SHA512H UNSPEC_SHA512H2])
2228
2229(define_int_iterator CRYPTO_SM3TT [UNSPEC_SM3TT1A UNSPEC_SM3TT1B
2230				   UNSPEC_SM3TT2A UNSPEC_SM3TT2B])
2231
2232(define_int_iterator CRYPTO_SM3PART [UNSPEC_SM3PARTW1 UNSPEC_SM3PARTW2])
2233
2234;; Iterators for fp16 operations
2235
2236(define_int_iterator VFMLA16_LOW [UNSPEC_FMLAL UNSPEC_FMLSL])
2237
2238(define_int_iterator VFMLA16_HIGH [UNSPEC_FMLAL2 UNSPEC_FMLSL2])
2239
2240(define_int_iterator UNPACK [UNSPEC_UNPACKSHI UNSPEC_UNPACKUHI
2241			     UNSPEC_UNPACKSLO UNSPEC_UNPACKULO])
2242
2243(define_int_iterator UNPACK_UNSIGNED [UNSPEC_UNPACKULO UNSPEC_UNPACKUHI])
2244
2245(define_int_iterator MUL_HIGHPART [UNSPEC_SMUL_HIGHPART UNSPEC_UMUL_HIGHPART])
2246
2247(define_int_iterator CLAST [UNSPEC_CLASTA UNSPEC_CLASTB])
2248
2249(define_int_iterator LAST [UNSPEC_LASTA UNSPEC_LASTB])
2250
2251(define_int_iterator SVE_INT_UNARY [UNSPEC_RBIT UNSPEC_REVB
2252				    UNSPEC_REVH UNSPEC_REVW])
2253
2254(define_int_iterator SVE_FP_UNARY [UNSPEC_FRECPE UNSPEC_RSQRTE])
2255
2256(define_int_iterator SVE_FP_UNARY_INT [UNSPEC_FEXPA])
2257
2258(define_int_iterator SVE_INT_SHIFT_IMM [UNSPEC_ASRD
2259					(UNSPEC_SQSHLU "TARGET_SVE2")
2260					(UNSPEC_SRSHR "TARGET_SVE2")
2261					(UNSPEC_URSHR "TARGET_SVE2")])
2262
2263(define_int_iterator SVE_FP_BINARY [UNSPEC_FRECPS UNSPEC_RSQRTS])
2264
2265(define_int_iterator SVE_FP_BINARY_INT [UNSPEC_FTSMUL UNSPEC_FTSSEL])
2266
2267(define_int_iterator SVE_BFLOAT_TERNARY_LONG [UNSPEC_BFDOT
2268					      UNSPEC_BFMLALB
2269					      UNSPEC_BFMLALT
2270					      UNSPEC_BFMMLA])
2271
2272(define_int_iterator SVE_BFLOAT_TERNARY_LONG_LANE [UNSPEC_BFDOT
2273						   UNSPEC_BFMLALB
2274						   UNSPEC_BFMLALT])
2275
2276(define_int_iterator SVE_INT_REDUCTION [UNSPEC_ANDV
2277					UNSPEC_IORV
2278					UNSPEC_SMAXV
2279					UNSPEC_SMINV
2280					UNSPEC_UMAXV
2281					UNSPEC_UMINV
2282					UNSPEC_XORV])
2283
2284(define_int_iterator SVE_FP_REDUCTION [UNSPEC_FADDV
2285				       UNSPEC_FMAXV
2286				       UNSPEC_FMAXNMV
2287				       UNSPEC_FMINV
2288				       UNSPEC_FMINNMV])
2289
2290(define_int_iterator SVE_COND_FP_UNARY [UNSPEC_COND_FABS
2291					UNSPEC_COND_FNEG
2292					UNSPEC_COND_FRECPX
2293					UNSPEC_COND_FRINTA
2294					UNSPEC_COND_FRINTI
2295					UNSPEC_COND_FRINTM
2296					UNSPEC_COND_FRINTN
2297					UNSPEC_COND_FRINTP
2298					UNSPEC_COND_FRINTX
2299					UNSPEC_COND_FRINTZ
2300					UNSPEC_COND_FSQRT])
2301
2302;; Same as SVE_COND_FP_UNARY, but without codes that have a dedicated
2303;; <optab><mode>2 expander.
2304(define_int_iterator SVE_COND_FP_UNARY_OPTAB [UNSPEC_COND_FABS
2305					      UNSPEC_COND_FNEG
2306					      UNSPEC_COND_FRECPX
2307					      UNSPEC_COND_FRINTA
2308					      UNSPEC_COND_FRINTI
2309					      UNSPEC_COND_FRINTM
2310					      UNSPEC_COND_FRINTN
2311					      UNSPEC_COND_FRINTP
2312					      UNSPEC_COND_FRINTX
2313					      UNSPEC_COND_FRINTZ])
2314
2315(define_int_iterator SVE_COND_FCVT [UNSPEC_COND_FCVT])
2316(define_int_iterator SVE_COND_FCVTI [UNSPEC_COND_FCVTZS UNSPEC_COND_FCVTZU])
2317(define_int_iterator SVE_COND_ICVTF [UNSPEC_COND_SCVTF UNSPEC_COND_UCVTF])
2318
2319(define_int_iterator SVE_COND_FP_BINARY [UNSPEC_COND_FADD
2320					 UNSPEC_COND_FDIV
2321					 UNSPEC_COND_FMAX
2322					 UNSPEC_COND_FMAXNM
2323					 UNSPEC_COND_FMIN
2324					 UNSPEC_COND_FMINNM
2325					 UNSPEC_COND_FMUL
2326					 UNSPEC_COND_FMULX
2327					 UNSPEC_COND_FSUB])
2328
2329;; Same as SVE_COND_FP_BINARY, but without codes that have a dedicated
2330;; <optab><mode>3 expander.
2331(define_int_iterator SVE_COND_FP_BINARY_OPTAB [UNSPEC_COND_FADD
2332					       UNSPEC_COND_FMAX
2333					       UNSPEC_COND_FMAXNM
2334					       UNSPEC_COND_FMIN
2335					       UNSPEC_COND_FMINNM
2336					       UNSPEC_COND_FMUL
2337					       UNSPEC_COND_FMULX
2338					       UNSPEC_COND_FSUB])
2339
2340(define_int_iterator SVE_COND_FP_BINARY_INT [UNSPEC_COND_FSCALE])
2341
2342(define_int_iterator SVE_COND_FP_ADD [UNSPEC_COND_FADD])
2343(define_int_iterator SVE_COND_FP_SUB [UNSPEC_COND_FSUB])
2344(define_int_iterator SVE_COND_FP_MUL [UNSPEC_COND_FMUL])
2345
2346(define_int_iterator SVE_COND_FP_BINARY_I1 [UNSPEC_COND_FMAX
2347					    UNSPEC_COND_FMAXNM
2348					    UNSPEC_COND_FMIN
2349					    UNSPEC_COND_FMINNM
2350					    UNSPEC_COND_FMUL])
2351
2352(define_int_iterator SVE_COND_FP_BINARY_REG [UNSPEC_COND_FDIV
2353					     UNSPEC_COND_FMULX])
2354
2355(define_int_iterator SVE_COND_FCADD [UNSPEC_COND_FCADD90
2356				     UNSPEC_COND_FCADD270])
2357
2358(define_int_iterator SVE_COND_FP_MAXMIN [UNSPEC_COND_FMAX
2359					 UNSPEC_COND_FMAXNM
2360					 UNSPEC_COND_FMIN
2361					 UNSPEC_COND_FMINNM])
2362
2363;; Floating-point max/min operations that correspond to optabs,
2364;; as opposed to those that are internal to the port.
2365(define_int_iterator SVE_COND_FP_MAXMIN_PUBLIC [UNSPEC_COND_FMAXNM
2366						UNSPEC_COND_FMINNM])
2367
2368(define_int_iterator SVE_COND_FP_TERNARY [UNSPEC_COND_FMLA
2369					  UNSPEC_COND_FMLS
2370					  UNSPEC_COND_FNMLA
2371					  UNSPEC_COND_FNMLS])
2372
2373(define_int_iterator SVE_COND_FCMLA [UNSPEC_COND_FCMLA
2374				     UNSPEC_COND_FCMLA90
2375				     UNSPEC_COND_FCMLA180
2376				     UNSPEC_COND_FCMLA270])
2377
2378(define_int_iterator SVE_COND_INT_CMP_WIDE [UNSPEC_COND_CMPEQ_WIDE
2379					    UNSPEC_COND_CMPGE_WIDE
2380					    UNSPEC_COND_CMPGT_WIDE
2381					    UNSPEC_COND_CMPHI_WIDE
2382					    UNSPEC_COND_CMPHS_WIDE
2383					    UNSPEC_COND_CMPLE_WIDE
2384					    UNSPEC_COND_CMPLO_WIDE
2385					    UNSPEC_COND_CMPLS_WIDE
2386					    UNSPEC_COND_CMPLT_WIDE
2387					    UNSPEC_COND_CMPNE_WIDE])
2388
2389;; SVE FP comparisons that accept #0.0.
2390(define_int_iterator SVE_COND_FP_CMP_I0 [UNSPEC_COND_FCMEQ
2391					 UNSPEC_COND_FCMGE
2392					 UNSPEC_COND_FCMGT
2393					 UNSPEC_COND_FCMLE
2394					 UNSPEC_COND_FCMLT
2395					 UNSPEC_COND_FCMNE])
2396
2397(define_int_iterator SVE_COND_FP_ABS_CMP [UNSPEC_COND_FCMGE
2398					  UNSPEC_COND_FCMGT
2399					  UNSPEC_COND_FCMLE
2400					  UNSPEC_COND_FCMLT])
2401
2402(define_int_iterator SVE_FP_TERNARY_LANE [UNSPEC_FMLA UNSPEC_FMLS])
2403
2404(define_int_iterator SVE_CFP_TERNARY_LANE [UNSPEC_FCMLA UNSPEC_FCMLA90
2405					   UNSPEC_FCMLA180 UNSPEC_FCMLA270])
2406
2407(define_int_iterator SVE_WHILE [UNSPEC_WHILELE UNSPEC_WHILELO
2408				UNSPEC_WHILELS UNSPEC_WHILELT
2409				(UNSPEC_WHILEGE "TARGET_SVE2")
2410				(UNSPEC_WHILEGT "TARGET_SVE2")
2411				(UNSPEC_WHILEHI "TARGET_SVE2")
2412				(UNSPEC_WHILEHS "TARGET_SVE2")
2413				(UNSPEC_WHILERW "TARGET_SVE2")
2414				(UNSPEC_WHILEWR "TARGET_SVE2")])
2415
2416(define_int_iterator SVE2_WHILE_PTR [UNSPEC_WHILERW UNSPEC_WHILEWR])
2417
2418(define_int_iterator SVE_SHIFT_WIDE [UNSPEC_ASHIFT_WIDE
2419				     UNSPEC_ASHIFTRT_WIDE
2420				     UNSPEC_LSHIFTRT_WIDE])
2421
2422(define_int_iterator SVE_LDFF1_LDNF1 [UNSPEC_LDFF1 UNSPEC_LDNF1])
2423
2424(define_int_iterator SVE2_U32_UNARY [UNSPEC_URECPE UNSPEC_RSQRTE])
2425
2426(define_int_iterator SVE2_INT_UNARY_NARROWB [UNSPEC_SQXTNB
2427					     UNSPEC_SQXTUNB
2428					     UNSPEC_UQXTNB])
2429
2430(define_int_iterator SVE2_INT_UNARY_NARROWT [UNSPEC_SQXTNT
2431					     UNSPEC_SQXTUNT
2432					     UNSPEC_UQXTNT])
2433
2434(define_int_iterator SVE2_INT_BINARY [UNSPEC_SQDMULH
2435				      UNSPEC_SQRDMULH])
2436
2437(define_int_iterator SVE2_INT_BINARY_LANE [UNSPEC_SQDMULH
2438					   UNSPEC_SQRDMULH])
2439
2440(define_int_iterator SVE2_INT_BINARY_LONG [UNSPEC_SABDLB
2441					   UNSPEC_SABDLT
2442					   UNSPEC_SADDLB
2443					   UNSPEC_SADDLBT
2444					   UNSPEC_SADDLT
2445					   UNSPEC_SMULLB
2446					   UNSPEC_SMULLT
2447					   UNSPEC_SQDMULLB
2448					   UNSPEC_SQDMULLT
2449					   UNSPEC_SSUBLB
2450					   UNSPEC_SSUBLBT
2451					   UNSPEC_SSUBLT
2452					   UNSPEC_SSUBLTB
2453					   UNSPEC_UABDLB
2454					   UNSPEC_UABDLT
2455					   UNSPEC_UADDLB
2456					   UNSPEC_UADDLT
2457					   UNSPEC_UMULLB
2458					   UNSPEC_UMULLT
2459					   UNSPEC_USUBLB
2460					   UNSPEC_USUBLT])
2461
2462(define_int_iterator SVE2_INT_BINARY_LONG_LANE [UNSPEC_SMULLB
2463						UNSPEC_SMULLT
2464						UNSPEC_SQDMULLB
2465						UNSPEC_SQDMULLT
2466						UNSPEC_UMULLB
2467						UNSPEC_UMULLT])
2468
2469(define_int_iterator SVE2_INT_BINARY_NARROWB [UNSPEC_ADDHNB
2470					      UNSPEC_RADDHNB
2471					      UNSPEC_RSUBHNB
2472					      UNSPEC_SUBHNB])
2473
2474(define_int_iterator SVE2_INT_BINARY_NARROWT [UNSPEC_ADDHNT
2475					      UNSPEC_RADDHNT
2476					      UNSPEC_RSUBHNT
2477					      UNSPEC_SUBHNT])
2478
2479(define_int_iterator SVE2_INT_BINARY_PAIR [UNSPEC_ADDP
2480					   UNSPEC_SMAXP
2481					   UNSPEC_SMINP
2482					   UNSPEC_UMAXP
2483					   UNSPEC_UMINP])
2484
2485(define_int_iterator SVE2_FP_BINARY_PAIR [UNSPEC_FADDP
2486					  UNSPEC_FMAXP
2487					  UNSPEC_FMAXNMP
2488					  UNSPEC_FMINP
2489					  UNSPEC_FMINNMP])
2490
2491(define_int_iterator SVE2_INT_BINARY_PAIR_LONG [UNSPEC_SADALP UNSPEC_UADALP])
2492
2493(define_int_iterator SVE2_INT_BINARY_WIDE [UNSPEC_SADDWB
2494					   UNSPEC_SADDWT
2495					   UNSPEC_SSUBWB
2496					   UNSPEC_SSUBWT
2497					   UNSPEC_UADDWB
2498					   UNSPEC_UADDWT
2499					   UNSPEC_USUBWB
2500					   UNSPEC_USUBWT])
2501
2502(define_int_iterator SVE2_INT_SHIFT_IMM_LONG [UNSPEC_SSHLLB
2503					      UNSPEC_SSHLLT
2504					      UNSPEC_USHLLB
2505					      UNSPEC_USHLLT])
2506
2507(define_int_iterator SVE2_INT_SHIFT_IMM_NARROWB [UNSPEC_RSHRNB
2508						 UNSPEC_SHRNB
2509						 UNSPEC_SQRSHRNB
2510						 UNSPEC_SQRSHRUNB
2511						 UNSPEC_SQSHRNB
2512						 UNSPEC_SQSHRUNB
2513						 UNSPEC_UQRSHRNB
2514						 UNSPEC_UQSHRNB])
2515
2516(define_int_iterator SVE2_INT_SHIFT_IMM_NARROWT [UNSPEC_RSHRNT
2517						 UNSPEC_SHRNT
2518						 UNSPEC_SQRSHRNT
2519						 UNSPEC_SQRSHRUNT
2520						 UNSPEC_SQSHRNT
2521						 UNSPEC_SQSHRUNT
2522						 UNSPEC_UQRSHRNT
2523						 UNSPEC_UQSHRNT])
2524
2525(define_int_iterator SVE2_INT_SHIFT_INSERT [UNSPEC_SLI UNSPEC_SRI])
2526
2527(define_int_iterator SVE2_INT_CADD [UNSPEC_CADD90
2528				    UNSPEC_CADD270
2529				    UNSPEC_SQCADD90
2530				    UNSPEC_SQCADD270])
2531
2532(define_int_iterator SVE2_INT_BITPERM [UNSPEC_BDEP UNSPEC_BEXT UNSPEC_BGRP])
2533
2534(define_int_iterator SVE2_INT_TERNARY [UNSPEC_ADCLB
2535				       UNSPEC_ADCLT
2536				       UNSPEC_EORBT
2537				       UNSPEC_EORTB
2538				       UNSPEC_SBCLB
2539				       UNSPEC_SBCLT
2540				       UNSPEC_SQRDMLAH
2541				       UNSPEC_SQRDMLSH])
2542
2543(define_int_iterator SVE2_INT_TERNARY_LANE [UNSPEC_SQRDMLAH
2544					    UNSPEC_SQRDMLSH])
2545
2546(define_int_iterator SVE2_FP_TERNARY_LONG [UNSPEC_FMLALB
2547					   UNSPEC_FMLALT
2548					   UNSPEC_FMLSLB
2549					   UNSPEC_FMLSLT])
2550
2551(define_int_iterator SVE2_FP_TERNARY_LONG_LANE [UNSPEC_FMLALB
2552						UNSPEC_FMLALT
2553						UNSPEC_FMLSLB
2554						UNSPEC_FMLSLT])
2555
2556(define_int_iterator SVE2_INT_CMLA [UNSPEC_CMLA
2557				    UNSPEC_CMLA90
2558				    UNSPEC_CMLA180
2559				    UNSPEC_CMLA270
2560				    UNSPEC_SQRDCMLAH
2561				    UNSPEC_SQRDCMLAH90
2562				    UNSPEC_SQRDCMLAH180
2563				    UNSPEC_SQRDCMLAH270])
2564
2565(define_int_iterator SVE2_INT_CDOT [UNSPEC_CDOT
2566				    UNSPEC_CDOT90
2567				    UNSPEC_CDOT180
2568				    UNSPEC_CDOT270])
2569
2570(define_int_iterator SVE2_INT_ADD_BINARY_LONG [UNSPEC_SABDLB
2571					       UNSPEC_SABDLT
2572					       UNSPEC_SMULLB
2573					       UNSPEC_SMULLT
2574					       UNSPEC_UABDLB
2575					       UNSPEC_UABDLT
2576					       UNSPEC_UMULLB
2577					       UNSPEC_UMULLT])
2578
2579(define_int_iterator SVE2_INT_QADD_BINARY_LONG [UNSPEC_SQDMULLB
2580					        UNSPEC_SQDMULLBT
2581					        UNSPEC_SQDMULLT])
2582
2583(define_int_iterator SVE2_INT_SUB_BINARY_LONG [UNSPEC_SMULLB
2584					       UNSPEC_SMULLT
2585					       UNSPEC_UMULLB
2586					       UNSPEC_UMULLT])
2587
2588(define_int_iterator SVE2_INT_QSUB_BINARY_LONG [UNSPEC_SQDMULLB
2589					        UNSPEC_SQDMULLBT
2590					        UNSPEC_SQDMULLT])
2591
2592(define_int_iterator SVE2_INT_ADD_BINARY_LONG_LANE [UNSPEC_SMULLB
2593						    UNSPEC_SMULLT
2594						    UNSPEC_UMULLB
2595						    UNSPEC_UMULLT])
2596
2597(define_int_iterator SVE2_INT_QADD_BINARY_LONG_LANE [UNSPEC_SQDMULLB
2598						     UNSPEC_SQDMULLT])
2599
2600(define_int_iterator SVE2_INT_SUB_BINARY_LONG_LANE [UNSPEC_SMULLB
2601						    UNSPEC_SMULLT
2602						    UNSPEC_UMULLB
2603						    UNSPEC_UMULLT])
2604
2605(define_int_iterator SVE2_INT_QSUB_BINARY_LONG_LANE [UNSPEC_SQDMULLB
2606						     UNSPEC_SQDMULLT])
2607
2608(define_int_iterator SVE2_COND_INT_UNARY_FP [UNSPEC_COND_FLOGB])
2609
2610(define_int_iterator SVE2_COND_FP_UNARY_LONG [UNSPEC_COND_FCVTLT])
2611
2612(define_int_iterator SVE2_COND_FP_UNARY_NARROWB [UNSPEC_COND_FCVTX])
2613
2614(define_int_iterator SVE2_COND_INT_BINARY [UNSPEC_SHADD
2615					   UNSPEC_SHSUB
2616					   UNSPEC_SQRSHL
2617					   UNSPEC_SRHADD
2618					   UNSPEC_SRSHL
2619					   UNSPEC_SUQADD
2620					   UNSPEC_UHADD
2621					   UNSPEC_UHSUB
2622					   UNSPEC_UQRSHL
2623					   UNSPEC_URHADD
2624					   UNSPEC_URSHL
2625					   UNSPEC_USQADD])
2626
2627(define_int_iterator SVE2_COND_INT_BINARY_NOREV [UNSPEC_SUQADD
2628						 UNSPEC_USQADD])
2629
2630(define_int_iterator SVE2_COND_INT_BINARY_REV [UNSPEC_SHADD
2631					       UNSPEC_SHSUB
2632					       UNSPEC_SQRSHL
2633					       UNSPEC_SRHADD
2634					       UNSPEC_SRSHL
2635					       UNSPEC_UHADD
2636					       UNSPEC_UHSUB
2637					       UNSPEC_UQRSHL
2638					       UNSPEC_URHADD
2639					       UNSPEC_URSHL])
2640
2641(define_int_iterator SVE2_COND_INT_SHIFT [UNSPEC_SQSHL
2642					  UNSPEC_UQSHL])
2643
2644(define_int_iterator SVE2_MATCH [UNSPEC_MATCH UNSPEC_NMATCH])
2645
2646(define_int_iterator SVE2_PMULL [UNSPEC_PMULLB UNSPEC_PMULLT])
2647
2648(define_int_iterator SVE2_PMULL_PAIR [UNSPEC_PMULLB_PAIR UNSPEC_PMULLT_PAIR])
2649
2650(define_int_iterator FCADD [UNSPEC_FCADD90
2651			    UNSPEC_FCADD270])
2652
2653(define_int_iterator FCMLA [UNSPEC_FCMLA
2654			    UNSPEC_FCMLA90
2655			    UNSPEC_FCMLA180
2656			    UNSPEC_FCMLA270])
2657
2658(define_int_iterator FRINTNZX [UNSPEC_FRINT32Z UNSPEC_FRINT32X
2659			       UNSPEC_FRINT64Z UNSPEC_FRINT64X])
2660
2661(define_int_iterator SVE_BRK_UNARY [UNSPEC_BRKA UNSPEC_BRKB])
2662
2663(define_int_iterator SVE_BRKP [UNSPEC_BRKPA UNSPEC_BRKPB])
2664
2665(define_int_iterator SVE_BRK_BINARY [UNSPEC_BRKN UNSPEC_BRKPA UNSPEC_BRKPB])
2666
2667(define_int_iterator SVE_PITER [UNSPEC_PFIRST UNSPEC_PNEXT])
2668
2669(define_int_iterator MATMUL [UNSPEC_SMATMUL UNSPEC_UMATMUL
2670			     UNSPEC_USMATMUL])
2671
2672(define_int_iterator FMMLA [UNSPEC_FMMLA])
2673
2674(define_int_iterator BF_MLA [UNSPEC_BFMLALB
2675			     UNSPEC_BFMLALT])
2676
2677;; Iterators for atomic operations.
2678
2679(define_int_iterator ATOMIC_LDOP
2680 [UNSPECV_ATOMIC_LDOP_OR UNSPECV_ATOMIC_LDOP_BIC
2681  UNSPECV_ATOMIC_LDOP_XOR UNSPECV_ATOMIC_LDOP_PLUS])
2682
2683(define_int_attr atomic_ldop
2684 [(UNSPECV_ATOMIC_LDOP_OR "set") (UNSPECV_ATOMIC_LDOP_BIC "clr")
2685  (UNSPECV_ATOMIC_LDOP_XOR "eor") (UNSPECV_ATOMIC_LDOP_PLUS "add")])
2686
2687(define_int_attr atomic_ldoptab
2688 [(UNSPECV_ATOMIC_LDOP_OR "ior") (UNSPECV_ATOMIC_LDOP_BIC "bic")
2689  (UNSPECV_ATOMIC_LDOP_XOR "xor") (UNSPECV_ATOMIC_LDOP_PLUS "add")])
2690
2691;; -------------------------------------------------------------------
2692;; Int Iterators Attributes.
2693;; -------------------------------------------------------------------
2694
2695;; The optab associated with an operation.  Note that for ANDF, IORF
2696;; and XORF, the optab pattern is not actually defined; we just use this
2697;; name for consistency with the integer patterns.
2698(define_int_attr optab [(UNSPEC_ANDF "and")
2699			(UNSPEC_IORF "ior")
2700			(UNSPEC_XORF "xor")
2701			(UNSPEC_SADDV "sadd")
2702			(UNSPEC_UADDV "uadd")
2703			(UNSPEC_ANDV "and")
2704			(UNSPEC_IORV "ior")
2705			(UNSPEC_XORV "xor")
2706			(UNSPEC_FRECPE "frecpe")
2707			(UNSPEC_FRECPS "frecps")
2708			(UNSPEC_RSQRTE "frsqrte")
2709			(UNSPEC_RSQRTS "frsqrts")
2710			(UNSPEC_RBIT "rbit")
2711			(UNSPEC_REVB "revb")
2712			(UNSPEC_REVH "revh")
2713			(UNSPEC_REVW "revw")
2714			(UNSPEC_UMAXV "umax")
2715			(UNSPEC_UMINV "umin")
2716			(UNSPEC_SMAXV "smax")
2717			(UNSPEC_SMINV "smin")
2718			(UNSPEC_CADD90 "cadd90")
2719			(UNSPEC_CADD270 "cadd270")
2720			(UNSPEC_CDOT "cdot")
2721			(UNSPEC_CDOT90 "cdot90")
2722			(UNSPEC_CDOT180 "cdot180")
2723			(UNSPEC_CDOT270 "cdot270")
2724			(UNSPEC_CMLA "cmla")
2725			(UNSPEC_CMLA90 "cmla90")
2726			(UNSPEC_CMLA180 "cmla180")
2727			(UNSPEC_CMLA270 "cmla270")
2728			(UNSPEC_FADDV "plus")
2729			(UNSPEC_FMAXNMV "smax")
2730			(UNSPEC_FMAXV "smax_nan")
2731			(UNSPEC_FMINNMV "smin")
2732			(UNSPEC_FMINV "smin_nan")
2733		        (UNSPEC_SMUL_HIGHPART "smulh")
2734		        (UNSPEC_UMUL_HIGHPART "umulh")
2735			(UNSPEC_FMLA "fma")
2736			(UNSPEC_FMLS "fnma")
2737			(UNSPEC_FCMLA "fcmla")
2738			(UNSPEC_FCMLA90 "fcmla90")
2739			(UNSPEC_FCMLA180 "fcmla180")
2740			(UNSPEC_FCMLA270 "fcmla270")
2741			(UNSPEC_FEXPA "fexpa")
2742			(UNSPEC_FTSMUL "ftsmul")
2743			(UNSPEC_FTSSEL "ftssel")
2744			(UNSPEC_PMULLB "pmullb")
2745			(UNSPEC_PMULLB_PAIR "pmullb_pair")
2746			(UNSPEC_PMULLT "pmullt")
2747			(UNSPEC_PMULLT_PAIR "pmullt_pair")
2748			(UNSPEC_SMATMUL "smatmul")
2749			(UNSPEC_SQCADD90 "sqcadd90")
2750			(UNSPEC_SQCADD270 "sqcadd270")
2751			(UNSPEC_SQRDCMLAH "sqrdcmlah")
2752			(UNSPEC_SQRDCMLAH90 "sqrdcmlah90")
2753			(UNSPEC_SQRDCMLAH180 "sqrdcmlah180")
2754			(UNSPEC_SQRDCMLAH270 "sqrdcmlah270")
2755			(UNSPEC_TRN1Q "trn1q")
2756			(UNSPEC_TRN2Q "trn2q")
2757			(UNSPEC_UMATMUL "umatmul")
2758			(UNSPEC_USMATMUL "usmatmul")
2759			(UNSPEC_UZP1Q "uzp1q")
2760			(UNSPEC_UZP2Q "uzp2q")
2761			(UNSPEC_WHILERW "vec_check_raw_alias")
2762			(UNSPEC_WHILEWR "vec_check_war_alias")
2763			(UNSPEC_ZIP1Q "zip1q")
2764			(UNSPEC_ZIP2Q "zip2q")
2765			(UNSPEC_COND_FABS "abs")
2766			(UNSPEC_COND_FADD "add")
2767			(UNSPEC_COND_FCADD90 "cadd90")
2768			(UNSPEC_COND_FCADD270 "cadd270")
2769			(UNSPEC_COND_FCMLA "fcmla")
2770			(UNSPEC_COND_FCMLA90 "fcmla90")
2771			(UNSPEC_COND_FCMLA180 "fcmla180")
2772			(UNSPEC_COND_FCMLA270 "fcmla270")
2773			(UNSPEC_COND_FCVT "fcvt")
2774			(UNSPEC_COND_FCVTZS "fix_trunc")
2775			(UNSPEC_COND_FCVTZU "fixuns_trunc")
2776			(UNSPEC_COND_FDIV "div")
2777			(UNSPEC_COND_FMAX "smax_nan")
2778			(UNSPEC_COND_FMAXNM "smax")
2779			(UNSPEC_COND_FMIN "smin_nan")
2780			(UNSPEC_COND_FMINNM "smin")
2781			(UNSPEC_COND_FMLA "fma")
2782			(UNSPEC_COND_FMLS "fnma")
2783			(UNSPEC_COND_FMUL "mul")
2784			(UNSPEC_COND_FMULX "mulx")
2785			(UNSPEC_COND_FNEG "neg")
2786			(UNSPEC_COND_FNMLA "fnms")
2787			(UNSPEC_COND_FNMLS "fms")
2788			(UNSPEC_COND_FRECPX "frecpx")
2789			(UNSPEC_COND_FRINTA "round")
2790			(UNSPEC_COND_FRINTI "nearbyint")
2791			(UNSPEC_COND_FRINTM "floor")
2792			(UNSPEC_COND_FRINTN "frintn")
2793			(UNSPEC_COND_FRINTP "ceil")
2794			(UNSPEC_COND_FRINTX "rint")
2795			(UNSPEC_COND_FRINTZ "btrunc")
2796			(UNSPEC_COND_FSCALE "fscale")
2797			(UNSPEC_COND_FSQRT "sqrt")
2798			(UNSPEC_COND_FSUB "sub")
2799			(UNSPEC_COND_SCVTF "float")
2800			(UNSPEC_COND_UCVTF "floatuns")])
2801
2802(define_int_attr  maxmin_uns [(UNSPEC_UMAXV "umax")
2803			      (UNSPEC_UMINV "umin")
2804			      (UNSPEC_SMAXV "smax")
2805			      (UNSPEC_SMINV "smin")
2806			      (UNSPEC_FMAX  "smax_nan")
2807			      (UNSPEC_FMAXNMV "smax")
2808			      (UNSPEC_FMAXV "smax_nan")
2809			      (UNSPEC_FMIN "smin_nan")
2810			      (UNSPEC_FMINNMV "smin")
2811			      (UNSPEC_FMINV "smin_nan")
2812			      (UNSPEC_FMAXNM "fmax")
2813			      (UNSPEC_FMINNM "fmin")
2814			      (UNSPEC_COND_FMAX "fmax_nan")
2815			      (UNSPEC_COND_FMAXNM "fmax")
2816			      (UNSPEC_COND_FMIN "fmin_nan")
2817			      (UNSPEC_COND_FMINNM "fmin")])
2818
2819(define_int_attr  maxmin_uns_op [(UNSPEC_UMAXV "umax")
2820				 (UNSPEC_UMINV "umin")
2821				 (UNSPEC_SMAXV "smax")
2822				 (UNSPEC_SMINV "smin")
2823				 (UNSPEC_FMAX "fmax")
2824				 (UNSPEC_FMAXNMV "fmaxnm")
2825				 (UNSPEC_FMAXV "fmax")
2826				 (UNSPEC_FMIN "fmin")
2827				 (UNSPEC_FMINNMV "fminnm")
2828				 (UNSPEC_FMINV "fmin")
2829				 (UNSPEC_FMAXNM "fmaxnm")
2830				 (UNSPEC_FMINNM "fminnm")])
2831
2832(define_code_attr binqops_op [(ss_plus "sqadd")
2833			      (us_plus "uqadd")
2834			      (ss_minus "sqsub")
2835			      (us_minus "uqsub")])
2836
2837(define_code_attr binqops_op_rev [(ss_plus "sqsub")
2838				  (ss_minus "sqadd")])
2839
2840;; The SVE logical instruction that implements an unspec.
2841(define_int_attr logicalf_op [(UNSPEC_ANDF "and")
2842		 	      (UNSPEC_IORF "orr")
2843			      (UNSPEC_XORF "eor")])
2844
2845(define_int_attr last_op [(UNSPEC_CLASTA "after_last")
2846			  (UNSPEC_CLASTB "last")
2847			  (UNSPEC_LASTA "after_last")
2848			  (UNSPEC_LASTB "last")])
2849
2850;; "s" for signed operations and "u" for unsigned ones.
2851(define_int_attr su [(UNSPEC_SADDV "s")
2852		     (UNSPEC_UADDV "u")
2853		     (UNSPEC_UNPACKSHI "s")
2854		     (UNSPEC_UNPACKUHI "u")
2855		     (UNSPEC_UNPACKSLO "s")
2856		     (UNSPEC_UNPACKULO "u")
2857		     (UNSPEC_SMUL_HIGHPART "s")
2858		     (UNSPEC_UMUL_HIGHPART "u")
2859		     (UNSPEC_COND_FCVTZS "s")
2860		     (UNSPEC_COND_FCVTZU "u")
2861		     (UNSPEC_COND_SCVTF "s")
2862		     (UNSPEC_COND_UCVTF "u")
2863		     (UNSPEC_SMULHS "s") (UNSPEC_UMULHS "u")
2864		     (UNSPEC_SMULHRS "s") (UNSPEC_UMULHRS "u")])
2865
2866(define_int_attr sur [(UNSPEC_SHADD "s") (UNSPEC_UHADD "u")
2867		      (UNSPEC_SRHADD "sr") (UNSPEC_URHADD "ur")
2868		      (UNSPEC_SHSUB "s") (UNSPEC_UHSUB "u")
2869		      (UNSPEC_ADDHN "") (UNSPEC_RADDHN "r")
2870		      (UNSPEC_SABAL "s") (UNSPEC_UABAL "u")
2871		      (UNSPEC_SABDL2 "s") (UNSPEC_UABDL2 "u")
2872		      (UNSPEC_SADALP "s") (UNSPEC_UADALP "u")
2873		      (UNSPEC_SUBHN "") (UNSPEC_RSUBHN "r")
2874		      (UNSPEC_ADDHN2 "") (UNSPEC_RADDHN2 "r")
2875		      (UNSPEC_SUBHN2 "") (UNSPEC_RSUBHN2 "r")
2876		      (UNSPEC_SQXTN "s") (UNSPEC_UQXTN "u")
2877		      (UNSPEC_USQADD "us") (UNSPEC_SUQADD "su")
2878		      (UNSPEC_SSLI  "s") (UNSPEC_USLI  "u")
2879		      (UNSPEC_SSRI  "s") (UNSPEC_USRI  "u")
2880		      (UNSPEC_USRA  "u") (UNSPEC_SSRA  "s")
2881		      (UNSPEC_URSRA  "ur") (UNSPEC_SRSRA  "sr")
2882		      (UNSPEC_URSHR  "ur") (UNSPEC_SRSHR  "sr")
2883		      (UNSPEC_SQSHLU "s") (UNSPEC_SQSHL   "s")
2884		      (UNSPEC_UQSHL  "u")
2885		      (UNSPEC_SQSHRUN "s") (UNSPEC_SQRSHRUN "s")
2886                      (UNSPEC_SQSHRN "s")  (UNSPEC_UQSHRN "u")
2887                      (UNSPEC_SQRSHRN "s") (UNSPEC_UQRSHRN "u")
2888		      (UNSPEC_USHL  "u")   (UNSPEC_SSHL  "s")
2889		      (UNSPEC_USHLL  "u")  (UNSPEC_SSHLL "s")
2890		      (UNSPEC_URSHL  "ur") (UNSPEC_SRSHL  "sr")
2891		      (UNSPEC_UQRSHL  "u") (UNSPEC_SQRSHL  "s")
2892		      (UNSPEC_SDOT "s") (UNSPEC_UDOT "u")
2893		      (UNSPEC_USDOT "us") (UNSPEC_SUDOT "su")
2894		      (UNSPEC_SMATMUL "s") (UNSPEC_UMATMUL "u")
2895		      (UNSPEC_USMATMUL "us")
2896])
2897
2898(define_int_attr r [(UNSPEC_SQDMULH "") (UNSPEC_SQRDMULH "r")
2899		    (UNSPEC_SQSHRUN "") (UNSPEC_SQRSHRUN "r")
2900                    (UNSPEC_SQSHRN "")  (UNSPEC_UQSHRN "")
2901                    (UNSPEC_SQRSHRN "r") (UNSPEC_UQRSHRN "r")
2902                    (UNSPEC_SQSHL   "")  (UNSPEC_UQSHL  "")
2903                    (UNSPEC_SQRSHL   "r")(UNSPEC_UQRSHL  "r")
2904		    (UNSPEC_SMULHS "") (UNSPEC_UMULHS "")
2905		    (UNSPEC_SMULHRS "r") (UNSPEC_UMULHRS "r")
2906])
2907
2908(define_int_attr lr [(UNSPEC_SSLI  "l") (UNSPEC_USLI  "l")
2909		     (UNSPEC_SSRI  "r") (UNSPEC_USRI  "r")
2910		     (UNSPEC_SQSHL "l") (UNSPEC_UQSHL "l")
2911		     (UNSPEC_SQSHLU "l")
2912		     (UNSPEC_SRSHR "r") (UNSPEC_URSHR "r")
2913		     (UNSPEC_ASRD  "r")
2914		     (UNSPEC_SLI   "l") (UNSPEC_SRI   "r")])
2915
2916(define_int_attr u [(UNSPEC_SQSHLU "u") (UNSPEC_SQSHL "") (UNSPEC_UQSHL "")
2917		    (UNSPEC_SQSHRUN "u") (UNSPEC_SQRSHRUN "u")
2918		    (UNSPEC_SQSHRN "")  (UNSPEC_UQSHRN "")
2919		    (UNSPEC_SQRSHRN "") (UNSPEC_UQRSHRN "")
2920		    (UNSPEC_SHADD "") (UNSPEC_UHADD "u")
2921		    (UNSPEC_SRHADD "") (UNSPEC_URHADD "u")])
2922
2923(define_int_attr fn [(UNSPEC_LDFF1 "f") (UNSPEC_LDNF1 "n")])
2924
2925(define_int_attr ab [(UNSPEC_CLASTA "a") (UNSPEC_CLASTB "b")
2926		     (UNSPEC_LASTA "a") (UNSPEC_LASTB "b")])
2927
2928(define_int_attr bt [(UNSPEC_BFMLALB "b") (UNSPEC_BFMLALT "t")])
2929
2930(define_int_attr addsub [(UNSPEC_SHADD "add")
2931			 (UNSPEC_UHADD "add")
2932			 (UNSPEC_SRHADD "add")
2933			 (UNSPEC_URHADD "add")
2934			 (UNSPEC_SHSUB "sub")
2935			 (UNSPEC_UHSUB "sub")
2936			 (UNSPEC_ADDHN "add")
2937			 (UNSPEC_SUBHN "sub")
2938			 (UNSPEC_RADDHN "add")
2939			 (UNSPEC_RSUBHN "sub")
2940			 (UNSPEC_ADDHN2 "add")
2941			 (UNSPEC_SUBHN2 "sub")
2942			 (UNSPEC_RADDHN2 "add")
2943			 (UNSPEC_RSUBHN2 "sub")])
2944
2945;; BSL variants: first commutative operand.
2946(define_int_attr bsl_1st [(1 "w") (2 "0")])
2947
2948;; BSL variants: second commutative operand.
2949(define_int_attr bsl_2nd [(1 "0") (2 "w")])
2950
2951;; BSL variants: duplicated input operand.
2952(define_int_attr bsl_dup [(1 "1") (2 "2")])
2953
2954;; BSL variants: operand which requires preserving via movprfx.
2955(define_int_attr bsl_mov [(1 "2") (2 "1")])
2956
2957(define_int_attr offsetlr [(UNSPEC_SSLI "") (UNSPEC_USLI "")
2958			   (UNSPEC_SSRI "offset_")
2959			   (UNSPEC_USRI "offset_")])
2960
2961;; Standard pattern names for floating-point rounding instructions.
2962(define_int_attr frint_pattern [(UNSPEC_FRINTZ "btrunc")
2963				(UNSPEC_FRINTP "ceil")
2964				(UNSPEC_FRINTM "floor")
2965				(UNSPEC_FRINTI "nearbyint")
2966				(UNSPEC_FRINTX "rint")
2967				(UNSPEC_FRINTA "round")
2968				(UNSPEC_FRINTN "frintn")])
2969
2970;; frint suffix for floating-point rounding instructions.
2971(define_int_attr frint_suffix [(UNSPEC_FRINTZ "z") (UNSPEC_FRINTP "p")
2972			       (UNSPEC_FRINTM "m") (UNSPEC_FRINTI "i")
2973			       (UNSPEC_FRINTX "x") (UNSPEC_FRINTA "a")
2974			       (UNSPEC_FRINTN "n")])
2975
2976(define_int_attr fcvt_pattern [(UNSPEC_FRINTZ "btrunc") (UNSPEC_FRINTA "round")
2977			       (UNSPEC_FRINTP "ceil") (UNSPEC_FRINTM "floor")
2978			       (UNSPEC_FRINTN "frintn")])
2979
2980(define_int_attr fcvt_fixed_insn [(UNSPEC_SCVTF "scvtf")
2981				  (UNSPEC_UCVTF "ucvtf")
2982				  (UNSPEC_FCVTZS "fcvtzs")
2983				  (UNSPEC_FCVTZU "fcvtzu")])
2984
2985;; Pointer authentication mnemonic prefix.
2986(define_int_attr pauth_mnem_prefix [(UNSPEC_PACIASP "pacia")
2987				    (UNSPEC_PACIBSP "pacib")
2988				    (UNSPEC_PACIA1716 "pacia")
2989				    (UNSPEC_PACIB1716 "pacib")
2990				    (UNSPEC_AUTIASP "autia")
2991				    (UNSPEC_AUTIBSP "autib")
2992				    (UNSPEC_AUTIA1716 "autia")
2993				    (UNSPEC_AUTIB1716 "autib")])
2994
2995(define_int_attr pauth_key [(UNSPEC_PACIASP "AARCH64_KEY_A")
2996			    (UNSPEC_PACIBSP "AARCH64_KEY_B")
2997			    (UNSPEC_PACIA1716 "AARCH64_KEY_A")
2998			    (UNSPEC_PACIB1716 "AARCH64_KEY_B")
2999			    (UNSPEC_AUTIASP "AARCH64_KEY_A")
3000			    (UNSPEC_AUTIBSP "AARCH64_KEY_B")
3001			    (UNSPEC_AUTIA1716 "AARCH64_KEY_A")
3002			    (UNSPEC_AUTIB1716 "AARCH64_KEY_B")])
3003
3004;; Pointer authentication HINT number for NOP space instructions using A and
3005;; B key.
3006(define_int_attr pauth_hint_num [(UNSPEC_PACIASP "25")
3007				   (UNSPEC_PACIBSP "27")
3008				   (UNSPEC_AUTIASP "29")
3009				   (UNSPEC_AUTIBSP "31")
3010				   (UNSPEC_PACIA1716 "8")
3011				   (UNSPEC_PACIB1716 "10")
3012				   (UNSPEC_AUTIA1716 "12")
3013				   (UNSPEC_AUTIB1716 "14")])
3014
3015(define_int_attr perm_insn [(UNSPEC_ZIP1 "zip1") (UNSPEC_ZIP2 "zip2")
3016			    (UNSPEC_ZIP1Q "zip1") (UNSPEC_ZIP2Q "zip2")
3017			    (UNSPEC_TRN1 "trn1") (UNSPEC_TRN2 "trn2")
3018			    (UNSPEC_TRN1Q "trn1") (UNSPEC_TRN2Q "trn2")
3019			    (UNSPEC_UZP1 "uzp1") (UNSPEC_UZP2 "uzp2")
3020			    (UNSPEC_UZP1Q "uzp1") (UNSPEC_UZP2Q "uzp2")])
3021
3022; op code for REV instructions (size within which elements are reversed).
3023(define_int_attr rev_op [(UNSPEC_REV64 "64") (UNSPEC_REV32 "32")
3024			 (UNSPEC_REV16 "16")])
3025
3026(define_int_attr perm_hilo [(UNSPEC_UNPACKSHI "hi") (UNSPEC_UNPACKUHI "hi")
3027			    (UNSPEC_UNPACKSLO "lo") (UNSPEC_UNPACKULO "lo")])
3028
3029;; Return true if the associated optab refers to the high-numbered lanes,
3030;; false if it refers to the low-numbered lanes.  The convention is for
3031;; "hi" to refer to the low-numbered lanes (the first ones in memory)
3032;; for big-endian.
3033(define_int_attr hi_lanes_optab [(UNSPEC_UNPACKSHI "!BYTES_BIG_ENDIAN")
3034				 (UNSPEC_UNPACKUHI "!BYTES_BIG_ENDIAN")
3035				 (UNSPEC_UNPACKSLO "BYTES_BIG_ENDIAN")
3036				 (UNSPEC_UNPACKULO "BYTES_BIG_ENDIAN")])
3037
3038(define_int_attr crc_variant [(UNSPEC_CRC32B "crc32b") (UNSPEC_CRC32H "crc32h")
3039                        (UNSPEC_CRC32W "crc32w") (UNSPEC_CRC32X "crc32x")
3040                        (UNSPEC_CRC32CB "crc32cb") (UNSPEC_CRC32CH "crc32ch")
3041                        (UNSPEC_CRC32CW "crc32cw") (UNSPEC_CRC32CX "crc32cx")])
3042
3043(define_int_attr crc_mode [(UNSPEC_CRC32B "QI") (UNSPEC_CRC32H "HI")
3044                        (UNSPEC_CRC32W "SI") (UNSPEC_CRC32X "DI")
3045                        (UNSPEC_CRC32CB "QI") (UNSPEC_CRC32CH "HI")
3046                        (UNSPEC_CRC32CW "SI") (UNSPEC_CRC32CX "DI")])
3047
3048(define_int_attr aes_op [(UNSPEC_AESE "e") (UNSPEC_AESD "d")])
3049(define_int_attr aesmc_op [(UNSPEC_AESMC "mc") (UNSPEC_AESIMC "imc")])
3050
3051(define_int_attr sha1_op [(UNSPEC_SHA1C "c") (UNSPEC_SHA1P "p")
3052			  (UNSPEC_SHA1M "m")])
3053
3054(define_int_attr sha256_op [(UNSPEC_SHA256H "") (UNSPEC_SHA256H2 "2")])
3055
3056(define_int_attr rdma_as [(UNSPEC_SQRDMLAH "a") (UNSPEC_SQRDMLSH "s")])
3057
3058(define_int_attr sha512_op [(UNSPEC_SHA512H "") (UNSPEC_SHA512H2 "2")])
3059
3060(define_int_attr sm3tt_op [(UNSPEC_SM3TT1A "1a") (UNSPEC_SM3TT1B "1b")
3061			   (UNSPEC_SM3TT2A "2a") (UNSPEC_SM3TT2B "2b")])
3062
3063(define_int_attr sm3part_op [(UNSPEC_SM3PARTW1 "1") (UNSPEC_SM3PARTW2 "2")])
3064
3065(define_int_attr f16mac1 [(UNSPEC_FMLAL "a") (UNSPEC_FMLSL "s")
3066			  (UNSPEC_FMLAL2 "a") (UNSPEC_FMLSL2 "s")])
3067
3068(define_int_attr frintnzs_op [(UNSPEC_FRINT32Z "frint32z") (UNSPEC_FRINT32X "frint32x")
3069			      (UNSPEC_FRINT64Z "frint64z") (UNSPEC_FRINT64X "frint64x")])
3070
3071;; The condition associated with an UNSPEC_COND_<xx>.
3072(define_int_attr cmp_op [(UNSPEC_COND_CMPEQ_WIDE "eq")
3073			 (UNSPEC_COND_CMPGE_WIDE "ge")
3074			 (UNSPEC_COND_CMPGT_WIDE "gt")
3075			 (UNSPEC_COND_CMPHI_WIDE "hi")
3076			 (UNSPEC_COND_CMPHS_WIDE "hs")
3077			 (UNSPEC_COND_CMPLE_WIDE "le")
3078			 (UNSPEC_COND_CMPLO_WIDE "lo")
3079			 (UNSPEC_COND_CMPLS_WIDE "ls")
3080			 (UNSPEC_COND_CMPLT_WIDE "lt")
3081			 (UNSPEC_COND_CMPNE_WIDE "ne")
3082			 (UNSPEC_COND_FCMEQ "eq")
3083			 (UNSPEC_COND_FCMGE "ge")
3084			 (UNSPEC_COND_FCMGT "gt")
3085			 (UNSPEC_COND_FCMLE "le")
3086			 (UNSPEC_COND_FCMLT "lt")
3087			 (UNSPEC_COND_FCMNE "ne")
3088			 (UNSPEC_WHILEGE "ge")
3089			 (UNSPEC_WHILEGT "gt")
3090			 (UNSPEC_WHILEHI "hi")
3091			 (UNSPEC_WHILEHS "hs")
3092			 (UNSPEC_WHILELE "le")
3093			 (UNSPEC_WHILELO "lo")
3094			 (UNSPEC_WHILELS "ls")
3095			 (UNSPEC_WHILELT "lt")
3096			 (UNSPEC_WHILERW "rw")
3097			 (UNSPEC_WHILEWR "wr")])
3098
3099(define_int_attr while_optab_cmp [(UNSPEC_WHILEGE "ge")
3100				  (UNSPEC_WHILEGT "gt")
3101				  (UNSPEC_WHILEHI "ugt")
3102				  (UNSPEC_WHILEHS "uge")
3103				  (UNSPEC_WHILELE "le")
3104				  (UNSPEC_WHILELO "ult")
3105				  (UNSPEC_WHILELS "ule")
3106				  (UNSPEC_WHILELT "lt")
3107				  (UNSPEC_WHILERW "rw")
3108				  (UNSPEC_WHILEWR "wr")])
3109
3110(define_int_attr raw_war [(UNSPEC_WHILERW "raw")
3111			  (UNSPEC_WHILEWR "war")])
3112
3113(define_int_attr brk_op [(UNSPEC_BRKA "a") (UNSPEC_BRKB "b")
3114			 (UNSPEC_BRKN "n")
3115			 (UNSPEC_BRKPA "pa") (UNSPEC_BRKPB "pb")])
3116
3117(define_int_attr sve_pred_op [(UNSPEC_PFIRST "pfirst") (UNSPEC_PNEXT "pnext")])
3118
3119(define_int_attr sve_int_op [(UNSPEC_ADCLB "adclb")
3120			     (UNSPEC_ADCLT "adclt")
3121			     (UNSPEC_ADDHNB "addhnb")
3122			     (UNSPEC_ADDHNT "addhnt")
3123			     (UNSPEC_ADDP "addp")
3124			     (UNSPEC_ANDV "andv")
3125			     (UNSPEC_ASHIFTRT_WIDE "asr")
3126			     (UNSPEC_ASHIFT_WIDE "lsl")
3127			     (UNSPEC_ASRD "asrd")
3128			     (UNSPEC_BDEP "bdep")
3129			     (UNSPEC_BEXT "bext")
3130			     (UNSPEC_BGRP "bgrp")
3131			     (UNSPEC_CADD90 "cadd")
3132			     (UNSPEC_CADD270 "cadd")
3133			     (UNSPEC_CDOT "cdot")
3134			     (UNSPEC_CDOT90 "cdot")
3135			     (UNSPEC_CDOT180 "cdot")
3136			     (UNSPEC_CDOT270 "cdot")
3137			     (UNSPEC_CMLA "cmla")
3138			     (UNSPEC_CMLA90 "cmla")
3139			     (UNSPEC_CMLA180 "cmla")
3140			     (UNSPEC_CMLA270 "cmla")
3141			     (UNSPEC_EORBT "eorbt")
3142			     (UNSPEC_EORTB "eortb")
3143			     (UNSPEC_IORV "orv")
3144			     (UNSPEC_LSHIFTRT_WIDE "lsr")
3145			     (UNSPEC_MATCH "match")
3146			     (UNSPEC_NMATCH "nmatch")
3147			     (UNSPEC_PMULLB "pmullb")
3148			     (UNSPEC_PMULLB_PAIR "pmullb")
3149			     (UNSPEC_PMULLT "pmullt")
3150			     (UNSPEC_PMULLT_PAIR "pmullt")
3151			     (UNSPEC_RADDHNB "raddhnb")
3152			     (UNSPEC_RADDHNT "raddhnt")
3153			     (UNSPEC_RBIT "rbit")
3154			     (UNSPEC_REVB "revb")
3155			     (UNSPEC_REVH "revh")
3156			     (UNSPEC_REVW "revw")
3157			     (UNSPEC_RSHRNB "rshrnb")
3158			     (UNSPEC_RSHRNT "rshrnt")
3159			     (UNSPEC_RSQRTE "ursqrte")
3160			     (UNSPEC_RSUBHNB "rsubhnb")
3161			     (UNSPEC_RSUBHNT "rsubhnt")
3162			     (UNSPEC_SABDLB "sabdlb")
3163			     (UNSPEC_SABDLT "sabdlt")
3164			     (UNSPEC_SADALP "sadalp")
3165			     (UNSPEC_SADDLB "saddlb")
3166			     (UNSPEC_SADDLBT "saddlbt")
3167			     (UNSPEC_SADDLT "saddlt")
3168			     (UNSPEC_SADDWB "saddwb")
3169			     (UNSPEC_SADDWT "saddwt")
3170			     (UNSPEC_SBCLB "sbclb")
3171			     (UNSPEC_SBCLT "sbclt")
3172			     (UNSPEC_SHADD "shadd")
3173			     (UNSPEC_SHRNB "shrnb")
3174			     (UNSPEC_SHRNT "shrnt")
3175			     (UNSPEC_SHSUB "shsub")
3176			     (UNSPEC_SLI "sli")
3177			     (UNSPEC_SMAXP "smaxp")
3178			     (UNSPEC_SMAXV "smaxv")
3179			     (UNSPEC_SMINP "sminp")
3180			     (UNSPEC_SMINV "sminv")
3181			     (UNSPEC_SMUL_HIGHPART "smulh")
3182			     (UNSPEC_SMULLB "smullb")
3183			     (UNSPEC_SMULLT "smullt")
3184			     (UNSPEC_SQCADD90 "sqcadd")
3185			     (UNSPEC_SQCADD270 "sqcadd")
3186			     (UNSPEC_SQDMULH "sqdmulh")
3187			     (UNSPEC_SQDMULLB "sqdmullb")
3188			     (UNSPEC_SQDMULLBT "sqdmullbt")
3189			     (UNSPEC_SQDMULLT "sqdmullt")
3190			     (UNSPEC_SQRDCMLAH "sqrdcmlah")
3191			     (UNSPEC_SQRDCMLAH90 "sqrdcmlah")
3192			     (UNSPEC_SQRDCMLAH180 "sqrdcmlah")
3193			     (UNSPEC_SQRDCMLAH270 "sqrdcmlah")
3194			     (UNSPEC_SQRDMLAH "sqrdmlah")
3195			     (UNSPEC_SQRDMLSH "sqrdmlsh")
3196			     (UNSPEC_SQRDMULH "sqrdmulh")
3197			     (UNSPEC_SQRSHL "sqrshl")
3198			     (UNSPEC_SQRSHRNB "sqrshrnb")
3199			     (UNSPEC_SQRSHRNT "sqrshrnt")
3200			     (UNSPEC_SQRSHRUNB "sqrshrunb")
3201			     (UNSPEC_SQRSHRUNT "sqrshrunt")
3202			     (UNSPEC_SQSHL "sqshl")
3203			     (UNSPEC_SQSHLU "sqshlu")
3204			     (UNSPEC_SQSHRNB "sqshrnb")
3205			     (UNSPEC_SQSHRNT "sqshrnt")
3206			     (UNSPEC_SQSHRUNB "sqshrunb")
3207			     (UNSPEC_SQSHRUNT "sqshrunt")
3208			     (UNSPEC_SQXTNB "sqxtnb")
3209			     (UNSPEC_SQXTNT "sqxtnt")
3210			     (UNSPEC_SQXTUNB "sqxtunb")
3211			     (UNSPEC_SQXTUNT "sqxtunt")
3212			     (UNSPEC_SRHADD "srhadd")
3213			     (UNSPEC_SRI "sri")
3214			     (UNSPEC_SRSHL "srshl")
3215			     (UNSPEC_SRSHR "srshr")
3216			     (UNSPEC_SSHLLB "sshllb")
3217			     (UNSPEC_SSHLLT "sshllt")
3218			     (UNSPEC_SSUBLB "ssublb")
3219			     (UNSPEC_SSUBLBT "ssublbt")
3220			     (UNSPEC_SSUBLT "ssublt")
3221			     (UNSPEC_SSUBLTB "ssubltb")
3222			     (UNSPEC_SSUBWB "ssubwb")
3223			     (UNSPEC_SSUBWT "ssubwt")
3224			     (UNSPEC_SUBHNB "subhnb")
3225			     (UNSPEC_SUBHNT "subhnt")
3226			     (UNSPEC_SUQADD "suqadd")
3227			     (UNSPEC_UABDLB "uabdlb")
3228			     (UNSPEC_UABDLT "uabdlt")
3229			     (UNSPEC_UADALP "uadalp")
3230			     (UNSPEC_UADDLB "uaddlb")
3231			     (UNSPEC_UADDLT "uaddlt")
3232			     (UNSPEC_UADDWB "uaddwb")
3233			     (UNSPEC_UADDWT "uaddwt")
3234			     (UNSPEC_UHADD "uhadd")
3235			     (UNSPEC_UHSUB "uhsub")
3236			     (UNSPEC_UMAXP "umaxp")
3237			     (UNSPEC_UMAXV "umaxv")
3238			     (UNSPEC_UMINP "uminp")
3239			     (UNSPEC_UMINV "uminv")
3240			     (UNSPEC_UMUL_HIGHPART "umulh")
3241			     (UNSPEC_UMULLB "umullb")
3242			     (UNSPEC_UMULLT "umullt")
3243			     (UNSPEC_UQRSHL "uqrshl")
3244			     (UNSPEC_UQRSHRNB "uqrshrnb")
3245			     (UNSPEC_UQRSHRNT "uqrshrnt")
3246			     (UNSPEC_UQSHL "uqshl")
3247			     (UNSPEC_UQSHRNB "uqshrnb")
3248			     (UNSPEC_UQSHRNT "uqshrnt")
3249			     (UNSPEC_UQXTNB "uqxtnb")
3250			     (UNSPEC_UQXTNT "uqxtnt")
3251			     (UNSPEC_URECPE "urecpe")
3252			     (UNSPEC_URHADD "urhadd")
3253			     (UNSPEC_URSHL "urshl")
3254			     (UNSPEC_URSHR "urshr")
3255			     (UNSPEC_USHLLB "ushllb")
3256			     (UNSPEC_USHLLT "ushllt")
3257			     (UNSPEC_USQADD "usqadd")
3258			     (UNSPEC_USUBLB "usublb")
3259			     (UNSPEC_USUBLT "usublt")
3260			     (UNSPEC_USUBWB "usubwb")
3261			     (UNSPEC_USUBWT "usubwt")
3262			     (UNSPEC_XORV "eorv")])
3263
3264(define_int_attr sve_int_op_rev [(UNSPEC_SHADD "shadd")
3265				 (UNSPEC_SHSUB "shsubr")
3266				 (UNSPEC_SQRSHL "sqrshlr")
3267				 (UNSPEC_SRHADD "srhadd")
3268				 (UNSPEC_SRSHL "srshlr")
3269				 (UNSPEC_UHADD "uhadd")
3270				 (UNSPEC_UHSUB "uhsubr")
3271				 (UNSPEC_UQRSHL "uqrshlr")
3272				 (UNSPEC_URHADD "urhadd")
3273				 (UNSPEC_URSHL "urshlr")])
3274
3275(define_int_attr sve_int_add_op [(UNSPEC_SABDLB "sabalb")
3276				 (UNSPEC_SABDLT "sabalt")
3277				 (UNSPEC_SMULLB "smlalb")
3278				 (UNSPEC_SMULLT "smlalt")
3279				 (UNSPEC_UABDLB "uabalb")
3280				 (UNSPEC_UABDLT "uabalt")
3281				 (UNSPEC_UMULLB "umlalb")
3282				 (UNSPEC_UMULLT "umlalt")])
3283
3284(define_int_attr sve_int_qadd_op [(UNSPEC_SQDMULLB "sqdmlalb")
3285				  (UNSPEC_SQDMULLBT "sqdmlalbt")
3286				  (UNSPEC_SQDMULLT "sqdmlalt")])
3287
3288(define_int_attr sve_int_sub_op [(UNSPEC_SMULLB "smlslb")
3289				 (UNSPEC_SMULLT "smlslt")
3290				 (UNSPEC_UMULLB "umlslb")
3291				 (UNSPEC_UMULLT "umlslt")])
3292
3293(define_int_attr sve_int_qsub_op [(UNSPEC_SQDMULLB "sqdmlslb")
3294				  (UNSPEC_SQDMULLBT "sqdmlslbt")
3295				  (UNSPEC_SQDMULLT "sqdmlslt")])
3296
3297(define_int_attr sve_fp_op [(UNSPEC_BFDOT "bfdot")
3298			    (UNSPEC_BFMLALB "bfmlalb")
3299			    (UNSPEC_BFMLALT "bfmlalt")
3300			    (UNSPEC_BFMMLA "bfmmla")
3301			    (UNSPEC_FRECPE "frecpe")
3302			    (UNSPEC_FRECPS "frecps")
3303			    (UNSPEC_RSQRTE "frsqrte")
3304			    (UNSPEC_RSQRTS "frsqrts")
3305			    (UNSPEC_FADDP "faddp")
3306			    (UNSPEC_FADDV "faddv")
3307			    (UNSPEC_FEXPA "fexpa")
3308			    (UNSPEC_FMAXNMP "fmaxnmp")
3309			    (UNSPEC_FMAXNMV "fmaxnmv")
3310			    (UNSPEC_FMAXP "fmaxp")
3311			    (UNSPEC_FMAXV "fmaxv")
3312			    (UNSPEC_FMINNMP "fminnmp")
3313			    (UNSPEC_FMINNMV "fminnmv")
3314			    (UNSPEC_FMINP "fminp")
3315			    (UNSPEC_FMINV "fminv")
3316			    (UNSPEC_FMLA "fmla")
3317			    (UNSPEC_FMLALB "fmlalb")
3318			    (UNSPEC_FMLALT "fmlalt")
3319			    (UNSPEC_FMLS "fmls")
3320			    (UNSPEC_FMLSLB "fmlslb")
3321			    (UNSPEC_FMLSLT "fmlslt")
3322			    (UNSPEC_FMMLA "fmmla")
3323			    (UNSPEC_FTSMUL "ftsmul")
3324			    (UNSPEC_FTSSEL "ftssel")
3325			    (UNSPEC_COND_FABS "fabs")
3326			    (UNSPEC_COND_FADD "fadd")
3327			    (UNSPEC_COND_FCVTLT "fcvtlt")
3328			    (UNSPEC_COND_FCVTX "fcvtx")
3329			    (UNSPEC_COND_FDIV "fdiv")
3330			    (UNSPEC_COND_FLOGB "flogb")
3331			    (UNSPEC_COND_FMAX "fmax")
3332			    (UNSPEC_COND_FMAXNM "fmaxnm")
3333			    (UNSPEC_COND_FMIN "fmin")
3334			    (UNSPEC_COND_FMINNM "fminnm")
3335			    (UNSPEC_COND_FMUL "fmul")
3336			    (UNSPEC_COND_FMULX "fmulx")
3337			    (UNSPEC_COND_FNEG "fneg")
3338			    (UNSPEC_COND_FRECPX "frecpx")
3339			    (UNSPEC_COND_FRINTA "frinta")
3340			    (UNSPEC_COND_FRINTI "frinti")
3341			    (UNSPEC_COND_FRINTM "frintm")
3342			    (UNSPEC_COND_FRINTN "frintn")
3343			    (UNSPEC_COND_FRINTP "frintp")
3344			    (UNSPEC_COND_FRINTX "frintx")
3345			    (UNSPEC_COND_FRINTZ "frintz")
3346			    (UNSPEC_COND_FSCALE "fscale")
3347			    (UNSPEC_COND_FSQRT "fsqrt")
3348			    (UNSPEC_COND_FSUB "fsub")])
3349
3350(define_int_attr sve_fp_op_rev [(UNSPEC_COND_FADD "fadd")
3351				(UNSPEC_COND_FDIV "fdivr")
3352				(UNSPEC_COND_FMAX "fmax")
3353				(UNSPEC_COND_FMAXNM "fmaxnm")
3354				(UNSPEC_COND_FMIN "fmin")
3355				(UNSPEC_COND_FMINNM "fminnm")
3356				(UNSPEC_COND_FMUL "fmul")
3357				(UNSPEC_COND_FMULX "fmulx")
3358				(UNSPEC_COND_FSUB "fsubr")])
3359
3360(define_int_attr rot [(UNSPEC_CADD90 "90")
3361		      (UNSPEC_CADD270 "270")
3362		      (UNSPEC_CDOT "0")
3363		      (UNSPEC_CDOT90 "90")
3364		      (UNSPEC_CDOT180 "180")
3365		      (UNSPEC_CDOT270 "270")
3366		      (UNSPEC_CMLA "0")
3367		      (UNSPEC_CMLA90 "90")
3368		      (UNSPEC_CMLA180 "180")
3369		      (UNSPEC_CMLA270 "270")
3370		      (UNSPEC_FCADD90 "90")
3371		      (UNSPEC_FCADD270 "270")
3372		      (UNSPEC_FCMLA "0")
3373		      (UNSPEC_FCMLA90 "90")
3374		      (UNSPEC_FCMLA180 "180")
3375		      (UNSPEC_FCMLA270 "270")
3376		      (UNSPEC_SQCADD90 "90")
3377		      (UNSPEC_SQCADD270 "270")
3378		      (UNSPEC_SQRDCMLAH "0")
3379		      (UNSPEC_SQRDCMLAH90 "90")
3380		      (UNSPEC_SQRDCMLAH180 "180")
3381		      (UNSPEC_SQRDCMLAH270 "270")
3382		      (UNSPEC_COND_FCADD90 "90")
3383		      (UNSPEC_COND_FCADD270 "270")
3384		      (UNSPEC_COND_FCMLA "0")
3385		      (UNSPEC_COND_FCMLA90 "90")
3386		      (UNSPEC_COND_FCMLA180 "180")
3387		      (UNSPEC_COND_FCMLA270 "270")])
3388
3389(define_int_attr sve_fmla_op [(UNSPEC_COND_FMLA "fmla")
3390			      (UNSPEC_COND_FMLS "fmls")
3391			      (UNSPEC_COND_FNMLA "fnmla")
3392			      (UNSPEC_COND_FNMLS "fnmls")])
3393
3394(define_int_attr sve_fmad_op [(UNSPEC_COND_FMLA "fmad")
3395			      (UNSPEC_COND_FMLS "fmsb")
3396			      (UNSPEC_COND_FNMLA "fnmad")
3397			      (UNSPEC_COND_FNMLS "fnmsb")])
3398
3399;; The register constraint to use for the final operand in a binary BRK.
3400(define_int_attr brk_reg_con [(UNSPEC_BRKN "0")
3401			      (UNSPEC_BRKPA "Upa") (UNSPEC_BRKPB "Upa")])
3402
3403;; The register number to print for the above.
3404(define_int_attr brk_reg_opno [(UNSPEC_BRKN "0")
3405			       (UNSPEC_BRKPA "3") (UNSPEC_BRKPB "3")])
3406
3407;; The predicate to use for the first input operand in a floating-point
3408;; <optab><mode>3 pattern.
3409(define_int_attr sve_pred_fp_rhs1_operand
3410  [(UNSPEC_COND_FADD "register_operand")
3411   (UNSPEC_COND_FDIV "register_operand")
3412   (UNSPEC_COND_FMAX "register_operand")
3413   (UNSPEC_COND_FMAXNM "register_operand")
3414   (UNSPEC_COND_FMIN "register_operand")
3415   (UNSPEC_COND_FMINNM "register_operand")
3416   (UNSPEC_COND_FMUL "register_operand")
3417   (UNSPEC_COND_FMULX "register_operand")
3418   (UNSPEC_COND_FSUB "aarch64_sve_float_arith_operand")])
3419
3420;; The predicate to use for the second input operand in a floating-point
3421;; <optab><mode>3 pattern.
3422(define_int_attr sve_pred_fp_rhs2_operand
3423  [(UNSPEC_COND_FADD "aarch64_sve_float_arith_with_sub_operand")
3424   (UNSPEC_COND_FDIV "register_operand")
3425   (UNSPEC_COND_FMAX "aarch64_sve_float_maxmin_operand")
3426   (UNSPEC_COND_FMAXNM "aarch64_sve_float_maxmin_operand")
3427   (UNSPEC_COND_FMIN "aarch64_sve_float_maxmin_operand")
3428   (UNSPEC_COND_FMINNM "aarch64_sve_float_maxmin_operand")
3429   (UNSPEC_COND_FMUL "aarch64_sve_float_mul_operand")
3430   (UNSPEC_COND_FMULX "register_operand")
3431   (UNSPEC_COND_FSUB "register_operand")])
3432
3433;; Likewise for immediates only.
3434(define_int_attr sve_pred_fp_rhs2_immediate
3435  [(UNSPEC_COND_FMAX "aarch64_sve_float_maxmin_immediate")
3436   (UNSPEC_COND_FMAXNM "aarch64_sve_float_maxmin_immediate")
3437   (UNSPEC_COND_FMIN "aarch64_sve_float_maxmin_immediate")
3438   (UNSPEC_COND_FMINNM "aarch64_sve_float_maxmin_immediate")
3439   (UNSPEC_COND_FMUL "aarch64_sve_float_mul_immediate")])
3440
3441;; The maximum number of element bits that an instruction can handle.
3442(define_int_attr max_elem_bits [(UNSPEC_UADDV "64") (UNSPEC_SADDV "32")
3443				(UNSPEC_PFIRST "8") (UNSPEC_PNEXT "64")])
3444
3445;; The minimum number of element bits that an instruction can handle.
3446(define_int_attr min_elem_bits [(UNSPEC_RBIT "8")
3447				(UNSPEC_REVB "16")
3448				(UNSPEC_REVH "32")
3449				(UNSPEC_REVW "64")])
3450
3451(define_int_attr unspec [(UNSPEC_WHILERW "UNSPEC_WHILERW")
3452			 (UNSPEC_WHILEWR "UNSPEC_WHILEWR")])
3453