1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
|
# AArch64 SVE instruction descriptions
#
# Copyright (c) 2017 Linaro, Ltd
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, see <http://www.gnu.org/licenses/>.
#
# This file is processed by scripts/decodetree.py
#
###########################################################################
# Named fields. These are primarily for disjoint fields.
%imm4_16_p1 16:4 !function=plus1
%imm6_22_5 22:1 5:5
%imm7_22_16 22:2 16:5
%imm8_16_10 16:5 10:3
%imm9_16_10 16:s6 10:3
%size_23 23:2
# A combination of tsz:imm3 -- extract esize.
%tszimm_esz 22:2 5:5 !function=tszimm_esz
# A combination of tsz:imm3 -- extract (2 * esize) - (tsz:imm3)
%tszimm_shr 22:2 5:5 !function=tszimm_shr
# A combination of tsz:imm3 -- extract (tsz:imm3) - esize
%tszimm_shl 22:2 5:5 !function=tszimm_shl
# Similarly for the tszh/tszl pair at 22/16 for zzi
%tszimm16_esz 22:2 16:5 !function=tszimm_esz
%tszimm16_shr 22:2 16:5 !function=tszimm_shr
%tszimm16_shl 22:2 16:5 !function=tszimm_shl
# Signed 8-bit immediate, optionally shifted left by 8.
%sh8_i8s 5:9 !function=expand_imm_sh8s
# Unsigned 8-bit immediate, optionally shifted left by 8.
%sh8_i8u 5:9 !function=expand_imm_sh8u
# Unsigned load of msz into esz=2, represented as a dtype.
%msz_dtype 23:2 !function=msz_dtype
# Either a copy of rd (at bit 0), or a different source
# as propagated via the MOVPRFX instruction.
%reg_movprfx 0:5
###########################################################################
# Named attribute sets. These are used to make nice(er) names
# when creating helpers common to those for the individual
# instruction patterns.
&rr_esz rd rn esz
&rri rd rn imm
&rr_dbm rd rn dbm
&rrri rd rn rm imm
&rri_esz rd rn imm esz
&rrr_esz rd rn rm esz
&rpr_esz rd pg rn esz
&rpr_s rd pg rn s
&rprr_s rd pg rn rm s
&rprr_esz rd pg rn rm esz
&rprrr_esz rd pg rn rm ra esz
&rpri_esz rd pg rn imm esz
&ptrue rd esz pat s
&incdec_cnt rd pat esz imm d u
&incdec2_cnt rd rn pat esz imm d u
&incdec_pred rd pg esz d u
&incdec2_pred rd rn pg esz d u
&rprr_load rd pg rn rm dtype nreg
&rpri_load rd pg rn imm dtype nreg
&rprr_store rd pg rn rm msz esz nreg
&rpri_store rd pg rn imm msz esz nreg
###########################################################################
# Named instruction formats. These are generally used to
# reduce the amount of duplication between instruction patterns.
# Two operand with unused vector element size
@pd_pn_e0 ........ ........ ....... rn:4 . rd:4 &rr_esz esz=0
# Two operand
@pd_pn ........ esz:2 .. .... ....... rn:4 . rd:4 &rr_esz
@rd_rn ........ esz:2 ...... ...... rn:5 rd:5 &rr_esz
# Two operand with governing predicate, flags setting
@pd_pg_pn_s ........ . s:1 ...... .. pg:4 . rn:4 . rd:4 &rpr_s
# Three operand with unused vector element size
@rd_rn_rm_e0 ........ ... rm:5 ... ... rn:5 rd:5 &rrr_esz esz=0
# Three predicate operand, with governing predicate, flag setting
@pd_pg_pn_pm_s ........ . s:1 .. rm:4 .. pg:4 . rn:4 . rd:4 &rprr_s
# Three operand, vector element size
@rd_rn_rm ........ esz:2 . rm:5 ... ... rn:5 rd:5 &rrr_esz
@pd_pn_pm ........ esz:2 .. rm:4 ....... rn:4 . rd:4 &rrr_esz
@rdn_rm ........ esz:2 ...... ...... rm:5 rd:5 \
&rrr_esz rn=%reg_movprfx
@rdn_sh_i8u ........ esz:2 ...... ...... ..... rd:5 \
&rri_esz rn=%reg_movprfx imm=%sh8_i8u
@rdn_i8u ........ esz:2 ...... ... imm:8 rd:5 \
&rri_esz rn=%reg_movprfx
@rdn_i8s ........ esz:2 ...... ... imm:s8 rd:5 \
&rri_esz rn=%reg_movprfx
# Three operand with "memory" size, aka immediate left shift
@rd_rn_msz_rm ........ ... rm:5 .... imm:2 rn:5 rd:5 &rrri
# Two register operand, with governing predicate, vector element size
@rdn_pg_rm ........ esz:2 ... ... ... pg:3 rm:5 rd:5 \
&rprr_esz rn=%reg_movprfx
@rdm_pg_rn ........ esz:2 ... ... ... pg:3 rn:5 rd:5 \
&rprr_esz rm=%reg_movprfx
@rd_pg4_rn_rm ........ esz:2 . rm:5 .. pg:4 rn:5 rd:5 &rprr_esz
@pd_pg_rn_rm ........ esz:2 . rm:5 ... pg:3 rn:5 . rd:4 &rprr_esz
# Three register operand, with governing predicate, vector element size
@rda_pg_rn_rm ........ esz:2 . rm:5 ... pg:3 rn:5 rd:5 \
&rprrr_esz ra=%reg_movprfx
@rdn_pg_ra_rm ........ esz:2 . rm:5 ... pg:3 ra:5 rd:5 \
&rprrr_esz rn=%reg_movprfx
# One register operand, with governing predicate, vector element size
@rd_pg_rn ........ esz:2 ... ... ... pg:3 rn:5 rd:5 &rpr_esz
@rd_pg4_pn ........ esz:2 ... ... .. pg:4 . rn:4 rd:5 &rpr_esz
# One register operand, with governing predicate, no vector element size
@rd_pg_rn_e0 ........ .. ... ... ... pg:3 rn:5 rd:5 &rpr_esz esz=0
# Two register operands with a 6-bit signed immediate.
@rd_rn_i6 ........ ... rn:5 ..... imm:s6 rd:5 &rri
# Two register operand, one immediate operand, with predicate,
# element size encoded as TSZHL. User must fill in imm.
@rdn_pg_tszimm ........ .. ... ... ... pg:3 ..... rd:5 \
&rpri_esz rn=%reg_movprfx esz=%tszimm_esz
# Similarly without predicate.
@rd_rn_tszimm ........ .. ... ... ...... rn:5 rd:5 \
&rri_esz esz=%tszimm16_esz
# Two register operand, one immediate operand, with 4-bit predicate.
# User must fill in imm.
@rdn_pg4 ........ esz:2 .. pg:4 ... ........ rd:5 \
&rpri_esz rn=%reg_movprfx
# Two register operand, one encoded bitmask.
@rdn_dbm ........ .. .... dbm:13 rd:5 \
&rr_dbm rn=%reg_movprfx
# Predicate output, vector and immediate input,
# controlling predicate, element size.
@pd_pg_rn_i7 ........ esz:2 . imm:7 . pg:3 rn:5 . rd:4 &rpri_esz
@pd_pg_rn_i5 ........ esz:2 . imm:s5 ... pg:3 rn:5 . rd:4 &rpri_esz
# Basic Load/Store with 9-bit immediate offset
@pd_rn_i9 ........ ........ ...... rn:5 . rd:4 \
&rri imm=%imm9_16_10
@rd_rn_i9 ........ ........ ...... rn:5 rd:5 \
&rri imm=%imm9_16_10
# One register, pattern, and uint4+1.
# User must fill in U and D.
@incdec_cnt ........ esz:2 .. .... ...... pat:5 rd:5 \
&incdec_cnt imm=%imm4_16_p1
@incdec2_cnt ........ esz:2 .. .... ...... pat:5 rd:5 \
&incdec2_cnt imm=%imm4_16_p1 rn=%reg_movprfx
# One register, predicate.
# User must fill in U and D.
@incdec_pred ........ esz:2 .... .. ..... .. pg:4 rd:5 &incdec_pred
@incdec2_pred ........ esz:2 .... .. ..... .. pg:4 rd:5 \
&incdec2_pred rn=%reg_movprfx
# Loads; user must fill in NREG.
@rprr_load_dt ....... dtype:4 rm:5 ... pg:3 rn:5 rd:5 &rprr_load
@rpri_load_dt ....... dtype:4 . imm:s4 ... pg:3 rn:5 rd:5 &rpri_load
@rprr_load_msz ....... .... rm:5 ... pg:3 rn:5 rd:5 \
&rprr_load dtype=%msz_dtype
@rpri_load_msz ....... .... . imm:s4 ... pg:3 rn:5 rd:5 \
&rpri_load dtype=%msz_dtype
# Stores; user must fill in ESZ, MSZ, NREG as needed.
@rprr_store ....... .. .. rm:5 ... pg:3 rn:5 rd:5 &rprr_store
@rpri_store_msz ....... msz:2 .. . imm:s4 ... pg:3 rn:5 rd:5 &rpri_store
@rprr_store_esz_n0 ....... .. esz:2 rm:5 ... pg:3 rn:5 rd:5 \
&rprr_store nreg=0
###########################################################################
# Instruction patterns. Grouped according to the SVE encodingindex.xhtml.
### SVE Integer Arithmetic - Binary Predicated Group
# SVE bitwise logical vector operations (predicated)
ORR_zpzz 00000100 .. 011 000 000 ... ..... ..... @rdn_pg_rm
EOR_zpzz 00000100 .. 011 001 000 ... ..... ..... @rdn_pg_rm
AND_zpzz 00000100 .. 011 010 000 ... ..... ..... @rdn_pg_rm
BIC_zpzz 00000100 .. 011 011 000 ... ..... ..... @rdn_pg_rm
# SVE integer add/subtract vectors (predicated)
ADD_zpzz 00000100 .. 000 000 000 ... ..... ..... @rdn_pg_rm
SUB_zpzz 00000100 .. 000 001 000 ... ..... ..... @rdn_pg_rm
SUB_zpzz 00000100 .. 000 011 000 ... ..... ..... @rdm_pg_rn # SUBR
# SVE integer min/max/difference (predicated)
SMAX_zpzz 00000100 .. 001 000 000 ... ..... ..... @rdn_pg_rm
UMAX_zpzz 00000100 .. 001 001 000 ... ..... ..... @rdn_pg_rm
SMIN_zpzz 00000100 .. 001 010 000 ... ..... ..... @rdn_pg_rm
UMIN_zpzz 00000100 .. 001 011 000 ... ..... ..... @rdn_pg_rm
SABD_zpzz 00000100 .. 001 100 000 ... ..... ..... @rdn_pg_rm
UABD_zpzz 00000100 .. 001 101 000 ... ..... ..... @rdn_pg_rm
# SVE integer multiply/divide (predicated)
MUL_zpzz 00000100 .. 010 000 000 ... ..... ..... @rdn_pg_rm
SMULH_zpzz 00000100 .. 010 010 000 ... ..... ..... @rdn_pg_rm
UMULH_zpzz 00000100 .. 010 011 000 ... ..... ..... @rdn_pg_rm
# Note that divide requires size >= 2; below 2 is unallocated.
SDIV_zpzz 00000100 .. 010 100 000 ... ..... ..... @rdn_pg_rm
UDIV_zpzz 00000100 .. 010 101 000 ... ..... ..... @rdn_pg_rm
SDIV_zpzz 00000100 .. 010 110 000 ... ..... ..... @rdm_pg_rn # SDIVR
UDIV_zpzz 00000100 .. 010 111 000 ... ..... ..... @rdm_pg_rn # UDIVR
### SVE Integer Reduction Group
# SVE bitwise logical reduction (predicated)
ORV 00000100 .. 011 000 001 ... ..... ..... @rd_pg_rn
EORV 00000100 .. 011 001 001 ... ..... ..... @rd_pg_rn
ANDV 00000100 .. 011 010 001 ... ..... ..... @rd_pg_rn
# SVE integer add reduction (predicated)
# Note that saddv requires size != 3.
UADDV 00000100 .. 000 001 001 ... ..... ..... @rd_pg_rn
SADDV 00000100 .. 000 000 001 ... ..... ..... @rd_pg_rn
# SVE integer min/max reduction (predicated)
SMAXV 00000100 .. 001 000 001 ... ..... ..... @rd_pg_rn
UMAXV 00000100 .. 001 001 001 ... ..... ..... @rd_pg_rn
SMINV 00000100 .. 001 010 001 ... ..... ..... @rd_pg_rn
UMINV 00000100 .. 001 011 001 ... ..... ..... @rd_pg_rn
### SVE Shift by Immediate - Predicated Group
# SVE bitwise shift by immediate (predicated)
ASR_zpzi 00000100 .. 000 000 100 ... .. ... ..... \
@rdn_pg_tszimm imm=%tszimm_shr
LSR_zpzi 00000100 .. 000 001 100 ... .. ... ..... \
@rdn_pg_tszimm imm=%tszimm_shr
LSL_zpzi 00000100 .. 000 011 100 ... .. ... ..... \
@rdn_pg_tszimm imm=%tszimm_shl
ASRD 00000100 .. 000 100 100 ... .. ... ..... \
@rdn_pg_tszimm imm=%tszimm_shr
# SVE bitwise shift by vector (predicated)
ASR_zpzz 00000100 .. 010 000 100 ... ..... ..... @rdn_pg_rm
LSR_zpzz 00000100 .. 010 001 100 ... ..... ..... @rdn_pg_rm
LSL_zpzz 00000100 .. 010 011 100 ... ..... ..... @rdn_pg_rm
ASR_zpzz 00000100 .. 010 100 100 ... ..... ..... @rdm_pg_rn # ASRR
LSR_zpzz 00000100 .. 010 101 100 ... ..... ..... @rdm_pg_rn # LSRR
LSL_zpzz 00000100 .. 010 111 100 ... ..... ..... @rdm_pg_rn # LSLR
# SVE bitwise shift by wide elements (predicated)
# Note these require size != 3.
ASR_zpzw 00000100 .. 011 000 100 ... ..... ..... @rdn_pg_rm
LSR_zpzw 00000100 .. 011 001 100 ... ..... ..... @rdn_pg_rm
LSL_zpzw 00000100 .. 011 011 100 ... ..... ..... @rdn_pg_rm
### SVE Integer Arithmetic - Unary Predicated Group
# SVE unary bit operations (predicated)
# Note esz != 0 for FABS and FNEG.
CLS 00000100 .. 011 000 101 ... ..... ..... @rd_pg_rn
CLZ 00000100 .. 011 001 101 ... ..... ..... @rd_pg_rn
CNT_zpz 00000100 .. 011 010 101 ... ..... ..... @rd_pg_rn
CNOT 00000100 .. 011 011 101 ... ..... ..... @rd_pg_rn
NOT_zpz 00000100 .. 011 110 101 ... ..... ..... @rd_pg_rn
FABS 00000100 .. 011 100 101 ... ..... ..... @rd_pg_rn
FNEG 00000100 .. 011 101 101 ... ..... ..... @rd_pg_rn
# SVE integer unary operations (predicated)
# Note esz > original size for extensions.
ABS 00000100 .. 010 110 101 ... ..... ..... @rd_pg_rn
NEG 00000100 .. 010 111 101 ... ..... ..... @rd_pg_rn
SXTB 00000100 .. 010 000 101 ... ..... ..... @rd_pg_rn
UXTB 00000100 .. 010 001 101 ... ..... ..... @rd_pg_rn
SXTH 00000100 .. 010 010 101 ... ..... ..... @rd_pg_rn
UXTH 00000100 .. 010 011 101 ... ..... ..... @rd_pg_rn
SXTW 00000100 .. 010 100 101 ... ..... ..... @rd_pg_rn
UXTW 00000100 .. 010 101 101 ... ..... ..... @rd_pg_rn
### SVE Integer Multiply-Add Group
# SVE integer multiply-add writing addend (predicated)
MLA 00000100 .. 0 ..... 010 ... ..... ..... @rda_pg_rn_rm
MLS 00000100 .. 0 ..... 011 ... ..... ..... @rda_pg_rn_rm
# SVE integer multiply-add writing multiplicand (predicated)
MLA 00000100 .. 0 ..... 110 ... ..... ..... @rdn_pg_ra_rm # MAD
MLS 00000100 .. 0 ..... 111 ... ..... ..... @rdn_pg_ra_rm # MSB
### SVE Integer Arithmetic - Unpredicated Group
# SVE integer add/subtract vectors (unpredicated)
ADD_zzz 00000100 .. 1 ..... 000 000 ..... ..... @rd_rn_rm
SUB_zzz 00000100 .. 1 ..... 000 001 ..... ..... @rd_rn_rm
SQADD_zzz 00000100 .. 1 ..... 000 100 ..... ..... @rd_rn_rm
UQADD_zzz 00000100 .. 1 ..... 000 101 ..... ..... @rd_rn_rm
SQSUB_zzz 00000100 .. 1 ..... 000 110 ..... ..... @rd_rn_rm
UQSUB_zzz 00000100 .. 1 ..... 000 111 ..... ..... @rd_rn_rm
### SVE Logical - Unpredicated Group
# SVE bitwise logical operations (unpredicated)
AND_zzz 00000100 00 1 ..... 001 100 ..... ..... @rd_rn_rm_e0
ORR_zzz 00000100 01 1 ..... 001 100 ..... ..... @rd_rn_rm_e0
EOR_zzz 00000100 10 1 ..... 001 100 ..... ..... @rd_rn_rm_e0
BIC_zzz 00000100 11 1 ..... 001 100 ..... ..... @rd_rn_rm_e0
### SVE Index Generation Group
# SVE index generation (immediate start, immediate increment)
INDEX_ii 00000100 esz:2 1 imm2:s5 010000 imm1:s5 rd:5
# SVE index generation (immediate start, register increment)
INDEX_ir 00000100 esz:2 1 rm:5 010010 imm:s5 rd:5
# SVE index generation (register start, immediate increment)
INDEX_ri 00000100 esz:2 1 imm:s5 010001 rn:5 rd:5
# SVE index generation (register start, register increment)
INDEX_rr 00000100 .. 1 ..... 010011 ..... ..... @rd_rn_rm
### SVE Stack Allocation Group
# SVE stack frame adjustment
ADDVL 00000100 001 ..... 01010 ...... ..... @rd_rn_i6
ADDPL 00000100 011 ..... 01010 ...... ..... @rd_rn_i6
# SVE stack frame size
RDVL 00000100 101 11111 01010 imm:s6 rd:5
### SVE Bitwise Shift - Unpredicated Group
# SVE bitwise shift by immediate (unpredicated)
ASR_zzi 00000100 .. 1 ..... 1001 00 ..... ..... \
@rd_rn_tszimm imm=%tszimm16_shr
LSR_zzi 00000100 .. 1 ..... 1001 01 ..... ..... \
@rd_rn_tszimm imm=%tszimm16_shr
LSL_zzi 00000100 .. 1 ..... 1001 11 ..... ..... \
@rd_rn_tszimm imm=%tszimm16_shl
# SVE bitwise shift by wide elements (unpredicated)
# Note esz != 3
ASR_zzw 00000100 .. 1 ..... 1000 00 ..... ..... @rd_rn_rm
LSR_zzw 00000100 .. 1 ..... 1000 01 ..... ..... @rd_rn_rm
LSL_zzw 00000100 .. 1 ..... 1000 11 ..... ..... @rd_rn_rm
### SVE Compute Vector Address Group
# SVE vector address generation
ADR_s32 00000100 00 1 ..... 1010 .. ..... ..... @rd_rn_msz_rm
ADR_u32 00000100 01 1 ..... 1010 .. ..... ..... @rd_rn_msz_rm
ADR_p32 00000100 10 1 ..... 1010 .. ..... ..... @rd_rn_msz_rm
ADR_p64 00000100 11 1 ..... 1010 .. ..... ..... @rd_rn_msz_rm
### SVE Integer Misc - Unpredicated Group
# SVE floating-point exponential accelerator
# Note esz != 0
FEXPA 00000100 .. 1 00000 101110 ..... ..... @rd_rn
# SVE floating-point trig select coefficient
# Note esz != 0
FTSSEL 00000100 .. 1 ..... 101100 ..... ..... @rd_rn_rm
### SVE Element Count Group
# SVE element count
CNT_r 00000100 .. 10 .... 1110 0 0 ..... ..... @incdec_cnt d=0 u=1
# SVE inc/dec register by element count
INCDEC_r 00000100 .. 11 .... 1110 0 d:1 ..... ..... @incdec_cnt u=1
# SVE saturating inc/dec register by element count
SINCDEC_r_32 00000100 .. 10 .... 1111 d:1 u:1 ..... ..... @incdec_cnt
SINCDEC_r_64 00000100 .. 11 .... 1111 d:1 u:1 ..... ..... @incdec_cnt
# SVE inc/dec vector by element count
# Note this requires esz != 0.
INCDEC_v 00000100 .. 1 1 .... 1100 0 d:1 ..... ..... @incdec2_cnt u=1
# SVE saturating inc/dec vector by element count
# Note these require esz != 0.
SINCDEC_v 00000100 .. 1 0 .... 1100 d:1 u:1 ..... ..... @incdec2_cnt
### SVE Bitwise Immediate Group
# SVE bitwise logical with immediate (unpredicated)
ORR_zzi 00000101 00 0000 ............. ..... @rdn_dbm
EOR_zzi 00000101 01 0000 ............. ..... @rdn_dbm
AND_zzi 00000101 10 0000 ............. ..... @rdn_dbm
# SVE broadcast bitmask immediate
DUPM 00000101 11 0000 dbm:13 rd:5
### SVE Integer Wide Immediate - Predicated Group
# SVE copy floating-point immediate (predicated)
FCPY 00000101 .. 01 .... 110 imm:8 ..... @rdn_pg4
# SVE copy integer immediate (predicated)
CPY_m_i 00000101 .. 01 .... 01 . ........ ..... @rdn_pg4 imm=%sh8_i8s
CPY_z_i 00000101 .. 01 .... 00 . ........ ..... @rdn_pg4 imm=%sh8_i8s
### SVE Permute - Extract Group
# SVE extract vector (immediate offset)
EXT 00000101 001 ..... 000 ... rm:5 rd:5 \
&rrri rn=%reg_movprfx imm=%imm8_16_10
### SVE Permute - Unpredicated Group
# SVE broadcast general register
DUP_s 00000101 .. 1 00000 001110 ..... ..... @rd_rn
# SVE broadcast indexed element
DUP_x 00000101 .. 1 ..... 001000 rn:5 rd:5 \
&rri imm=%imm7_22_16
# SVE insert SIMD&FP scalar register
INSR_f 00000101 .. 1 10100 001110 ..... ..... @rdn_rm
# SVE insert general register
INSR_r 00000101 .. 1 00100 001110 ..... ..... @rdn_rm
# SVE reverse vector elements
REV_v 00000101 .. 1 11000 001110 ..... ..... @rd_rn
# SVE vector table lookup
TBL 00000101 .. 1 ..... 001100 ..... ..... @rd_rn_rm
# SVE unpack vector elements
UNPK 00000101 esz:2 1100 u:1 h:1 001110 rn:5 rd:5
### SVE Permute - Predicates Group
# SVE permute predicate elements
ZIP1_p 00000101 .. 10 .... 010 000 0 .... 0 .... @pd_pn_pm
ZIP2_p 00000101 .. 10 .... 010 001 0 .... 0 .... @pd_pn_pm
UZP1_p 00000101 .. 10 .... 010 010 0 .... 0 .... @pd_pn_pm
UZP2_p 00000101 .. 10 .... 010 011 0 .... 0 .... @pd_pn_pm
TRN1_p 00000101 .. 10 .... 010 100 0 .... 0 .... @pd_pn_pm
TRN2_p 00000101 .. 10 .... 010 101 0 .... 0 .... @pd_pn_pm
# SVE reverse predicate elements
REV_p 00000101 .. 11 0100 010 000 0 .... 0 .... @pd_pn
# SVE unpack predicate elements
PUNPKLO 00000101 00 11 0000 010 000 0 .... 0 .... @pd_pn_e0
PUNPKHI 00000101 00 11 0001 010 000 0 .... 0 .... @pd_pn_e0
### SVE Permute - Interleaving Group
# SVE permute vector elements
ZIP1_z 00000101 .. 1 ..... 011 000 ..... ..... @rd_rn_rm
ZIP2_z 00000101 .. 1 ..... 011 001 ..... ..... @rd_rn_rm
UZP1_z 00000101 .. 1 ..... 011 010 ..... ..... @rd_rn_rm
UZP2_z 00000101 .. 1 ..... 011 011 ..... ..... @rd_rn_rm
TRN1_z 00000101 .. 1 ..... 011 100 ..... ..... @rd_rn_rm
TRN2_z 00000101 .. 1 ..... 011 101 ..... ..... @rd_rn_rm
### SVE Permute - Predicated Group
# SVE compress active elements
# Note esz >= 2
COMPACT 00000101 .. 100001 100 ... ..... ..... @rd_pg_rn
# SVE conditionally broadcast element to vector
CLASTA_z 00000101 .. 10100 0 100 ... ..... ..... @rdn_pg_rm
CLASTB_z 00000101 .. 10100 1 100 ... ..... ..... @rdn_pg_rm
# SVE conditionally copy element to SIMD&FP scalar
CLASTA_v 00000101 .. 10101 0 100 ... ..... ..... @rd_pg_rn
CLASTB_v 00000101 .. 10101 1 100 ... ..... ..... @rd_pg_rn
# SVE conditionally copy element to general register
CLASTA_r 00000101 .. 11000 0 101 ... ..... ..... @rd_pg_rn
CLASTB_r 00000101 .. 11000 1 101 ... ..... ..... @rd_pg_rn
# SVE copy element to SIMD&FP scalar register
LASTA_v 00000101 .. 10001 0 100 ... ..... ..... @rd_pg_rn
LASTB_v 00000101 .. 10001 1 100 ... ..... ..... @rd_pg_rn
# SVE copy element to general register
LASTA_r 00000101 .. 10000 0 101 ... ..... ..... @rd_pg_rn
LASTB_r 00000101 .. 10000 1 101 ... ..... ..... @rd_pg_rn
# SVE copy element from SIMD&FP scalar register
CPY_m_v 00000101 .. 100000 100 ... ..... ..... @rd_pg_rn
# SVE copy element from general register to vector (predicated)
CPY_m_r 00000101 .. 101000 101 ... ..... ..... @rd_pg_rn
# SVE reverse within elements
# Note esz >= operation size
REVB 00000101 .. 1001 00 100 ... ..... ..... @rd_pg_rn
REVH 00000101 .. 1001 01 100 ... ..... ..... @rd_pg_rn
REVW 00000101 .. 1001 10 100 ... ..... ..... @rd_pg_rn
RBIT 00000101 .. 1001 11 100 ... ..... ..... @rd_pg_rn
# SVE vector splice (predicated)
SPLICE 00000101 .. 101 100 100 ... ..... ..... @rdn_pg_rm
### SVE Select Vectors Group
# SVE select vector elements (predicated)
SEL_zpzz 00000101 .. 1 ..... 11 .... ..... ..... @rd_pg4_rn_rm
### SVE Integer Compare - Vectors Group
# SVE integer compare_vectors
CMPHS_ppzz 00100100 .. 0 ..... 000 ... ..... 0 .... @pd_pg_rn_rm
CMPHI_ppzz 00100100 .. 0 ..... 000 ... ..... 1 .... @pd_pg_rn_rm
CMPGE_ppzz 00100100 .. 0 ..... 100 ... ..... 0 .... @pd_pg_rn_rm
CMPGT_ppzz 00100100 .. 0 ..... 100 ... ..... 1 .... @pd_pg_rn_rm
CMPEQ_ppzz 00100100 .. 0 ..... 101 ... ..... 0 .... @pd_pg_rn_rm
CMPNE_ppzz 00100100 .. 0 ..... 101 ... ..... 1 .... @pd_pg_rn_rm
# SVE integer compare with wide elements
# Note these require esz != 3.
CMPEQ_ppzw 00100100 .. 0 ..... 001 ... ..... 0 .... @pd_pg_rn_rm
CMPNE_ppzw 00100100 .. 0 ..... 001 ... ..... 1 .... @pd_pg_rn_rm
CMPGE_ppzw 00100100 .. 0 ..... 010 ... ..... 0 .... @pd_pg_rn_rm
CMPGT_ppzw 00100100 .. 0 ..... 010 ... ..... 1 .... @pd_pg_rn_rm
CMPLT_ppzw 00100100 .. 0 ..... 011 ... ..... 0 .... @pd_pg_rn_rm
CMPLE_ppzw 00100100 .. 0 ..... 011 ... ..... 1 .... @pd_pg_rn_rm
CMPHS_ppzw 00100100 .. 0 ..... 110 ... ..... 0 .... @pd_pg_rn_rm
CMPHI_ppzw 00100100 .. 0 ..... 110 ... ..... 1 .... @pd_pg_rn_rm
CMPLO_ppzw 00100100 .. 0 ..... 111 ... ..... 0 .... @pd_pg_rn_rm
CMPLS_ppzw 00100100 .. 0 ..... 111 ... ..... 1 .... @pd_pg_rn_rm
### SVE Integer Compare - Unsigned Immediate Group
# SVE integer compare with unsigned immediate
CMPHS_ppzi 00100100 .. 1 ....... 0 ... ..... 0 .... @pd_pg_rn_i7
CMPHI_ppzi 00100100 .. 1 ....... 0 ... ..... 1 .... @pd_pg_rn_i7
CMPLO_ppzi 00100100 .. 1 ....... 1 ... ..... 0 .... @pd_pg_rn_i7
CMPLS_ppzi 00100100 .. 1 ....... 1 ... ..... 1 .... @pd_pg_rn_i7
### SVE Integer Compare - Signed Immediate Group
# SVE integer compare with signed immediate
CMPGE_ppzi 00100101 .. 0 ..... 000 ... ..... 0 .... @pd_pg_rn_i5
CMPGT_ppzi 00100101 .. 0 ..... 000 ... ..... 1 .... @pd_pg_rn_i5
CMPLT_ppzi 00100101 .. 0 ..... 001 ... ..... 0 .... @pd_pg_rn_i5
CMPLE_ppzi 00100101 .. 0 ..... 001 ... ..... 1 .... @pd_pg_rn_i5
CMPEQ_ppzi 00100101 .. 0 ..... 100 ... ..... 0 .... @pd_pg_rn_i5
CMPNE_ppzi 00100101 .. 0 ..... 100 ... ..... 1 .... @pd_pg_rn_i5
### SVE Predicate Logical Operations Group
# SVE predicate logical operations
AND_pppp 00100101 0. 00 .... 01 .... 0 .... 0 .... @pd_pg_pn_pm_s
BIC_pppp 00100101 0. 00 .... 01 .... 0 .... 1 .... @pd_pg_pn_pm_s
EOR_pppp 00100101 0. 00 .... 01 .... 1 .... 0 .... @pd_pg_pn_pm_s
SEL_pppp 00100101 0. 00 .... 01 .... 1 .... 1 .... @pd_pg_pn_pm_s
ORR_pppp 00100101 1. 00 .... 01 .... 0 .... 0 .... @pd_pg_pn_pm_s
ORN_pppp 00100101 1. 00 .... 01 .... 0 .... 1 .... @pd_pg_pn_pm_s
NOR_pppp 00100101 1. 00 .... 01 .... 1 .... 0 .... @pd_pg_pn_pm_s
NAND_pppp 00100101 1. 00 .... 01 .... 1 .... 1 .... @pd_pg_pn_pm_s
### SVE Predicate Misc Group
# SVE predicate test
PTEST 00100101 01 010000 11 pg:4 0 rn:4 0 0000
# SVE predicate initialize
PTRUE 00100101 esz:2 01100 s:1 111000 pat:5 0 rd:4
# SVE initialize FFR
SETFFR 00100101 0010 1100 1001 0000 0000 0000
# SVE zero predicate register
PFALSE 00100101 0001 1000 1110 0100 0000 rd:4
# SVE predicate read from FFR (predicated)
RDFFR_p 00100101 0 s:1 0110001111000 pg:4 0 rd:4
# SVE predicate read from FFR (unpredicated)
RDFFR 00100101 0001 1001 1111 0000 0000 rd:4
# SVE FFR write from predicate (WRFFR)
WRFFR 00100101 0010 1000 1001 000 rn:4 00000
# SVE predicate first active
PFIRST 00100101 01 011 000 11000 00 .... 0 .... @pd_pn_e0
# SVE predicate next active
PNEXT 00100101 .. 011 001 11000 10 .... 0 .... @pd_pn
### SVE Partition Break Group
# SVE propagate break from previous partition
BRKPA 00100101 0. 00 .... 11 .... 0 .... 0 .... @pd_pg_pn_pm_s
BRKPB 00100101 0. 00 .... 11 .... 0 .... 1 .... @pd_pg_pn_pm_s
# SVE partition break condition
BRKA_z 00100101 0. 01000001 .... 0 .... 0 .... @pd_pg_pn_s
BRKB_z 00100101 1. 01000001 .... 0 .... 0 .... @pd_pg_pn_s
BRKA_m 00100101 0. 01000001 .... 0 .... 1 .... @pd_pg_pn_s
BRKB_m 00100101 1. 01000001 .... 0 .... 1 .... @pd_pg_pn_s
# SVE propagate break to next partition
BRKN 00100101 0. 01100001 .... 0 .... 0 .... @pd_pg_pn_s
### SVE Predicate Count Group
# SVE predicate count
CNTP 00100101 .. 100 000 10 .... 0 .... ..... @rd_pg4_pn
# SVE inc/dec register by predicate count
INCDECP_r 00100101 .. 10110 d:1 10001 00 .... ..... @incdec_pred u=1
# SVE inc/dec vector by predicate count
INCDECP_z 00100101 .. 10110 d:1 10000 00 .... ..... @incdec2_pred u=1
# SVE saturating inc/dec register by predicate count
SINCDECP_r_32 00100101 .. 1010 d:1 u:1 10001 00 .... ..... @incdec_pred
SINCDECP_r_64 00100101 .. 1010 d:1 u:1 10001 10 .... ..... @incdec_pred
# SVE saturating inc/dec vector by predicate count
SINCDECP_z 00100101 .. 1010 d:1 u:1 10000 00 .... ..... @incdec2_pred
### SVE Integer Compare - Scalars Group
# SVE conditionally terminate scalars
CTERM 00100101 1 sf:1 1 rm:5 001000 rn:5 ne:1 0000
# SVE integer compare scalar count and limit
WHILE 00100101 esz:2 1 rm:5 000 sf:1 u:1 1 rn:5 eq:1 rd:4
### SVE Integer Wide Immediate - Unpredicated Group
# SVE broadcast floating-point immediate (unpredicated)
FDUP 00100101 esz:2 111 00 1110 imm:8 rd:5
# SVE broadcast integer immediate (unpredicated)
DUP_i 00100101 esz:2 111 00 011 . ........ rd:5 imm=%sh8_i8s
# SVE integer add/subtract immediate (unpredicated)
ADD_zzi 00100101 .. 100 000 11 . ........ ..... @rdn_sh_i8u
SUB_zzi 00100101 .. 100 001 11 . ........ ..... @rdn_sh_i8u
SUBR_zzi 00100101 .. 100 011 11 . ........ ..... @rdn_sh_i8u
SQADD_zzi 00100101 .. 100 100 11 . ........ ..... @rdn_sh_i8u
UQADD_zzi 00100101 .. 100 101 11 . ........ ..... @rdn_sh_i8u
SQSUB_zzi 00100101 .. 100 110 11 . ........ ..... @rdn_sh_i8u
UQSUB_zzi 00100101 .. 100 111 11 . ........ ..... @rdn_sh_i8u
# SVE integer min/max immediate (unpredicated)
SMAX_zzi 00100101 .. 101 000 110 ........ ..... @rdn_i8s
UMAX_zzi 00100101 .. 101 001 110 ........ ..... @rdn_i8u
SMIN_zzi 00100101 .. 101 010 110 ........ ..... @rdn_i8s
UMIN_zzi 00100101 .. 101 011 110 ........ ..... @rdn_i8u
# SVE integer multiply immediate (unpredicated)
MUL_zzi 00100101 .. 110 000 110 ........ ..... @rdn_i8s
### SVE Floating Point Arithmetic - Unpredicated Group
# SVE floating-point arithmetic (unpredicated)
FADD_zzz 01100101 .. 0 ..... 000 000 ..... ..... @rd_rn_rm
FSUB_zzz 01100101 .. 0 ..... 000 001 ..... ..... @rd_rn_rm
FMUL_zzz 01100101 .. 0 ..... 000 010 ..... ..... @rd_rn_rm
FTSMUL 01100101 .. 0 ..... 000 011 ..... ..... @rd_rn_rm
FRECPS 01100101 .. 0 ..... 000 110 ..... ..... @rd_rn_rm
FRSQRTS 01100101 .. 0 ..... 000 111 ..... ..... @rd_rn_rm
### SVE FP Arithmetic Predicated Group
# SVE floating-point arithmetic (predicated)
FADD_zpzz 01100101 .. 00 0000 100 ... ..... ..... @rdn_pg_rm
FSUB_zpzz 01100101 .. 00 0001 100 ... ..... ..... @rdn_pg_rm
FMUL_zpzz 01100101 .. 00 0010 100 ... ..... ..... @rdn_pg_rm
FSUB_zpzz 01100101 .. 00 0011 100 ... ..... ..... @rdm_pg_rn # FSUBR
FMAXNM_zpzz 01100101 .. 00 0100 100 ... ..... ..... @rdn_pg_rm
FMINNM_zpzz 01100101 .. 00 0101 100 ... ..... ..... @rdn_pg_rm
FMAX_zpzz 01100101 .. 00 0110 100 ... ..... ..... @rdn_pg_rm
FMIN_zpzz 01100101 .. 00 0111 100 ... ..... ..... @rdn_pg_rm
FABD 01100101 .. 00 1000 100 ... ..... ..... @rdn_pg_rm
FSCALE 01100101 .. 00 1001 100 ... ..... ..... @rdn_pg_rm
FMULX 01100101 .. 00 1010 100 ... ..... ..... @rdn_pg_rm
FDIV 01100101 .. 00 1100 100 ... ..... ..... @rdm_pg_rn # FDIVR
FDIV 01100101 .. 00 1101 100 ... ..... ..... @rdn_pg_rm
### SVE FP Unary Operations Predicated Group
# SVE integer convert to floating-point
SCVTF_hh 01100101 01 010 01 0 101 ... ..... ..... @rd_pg_rn_e0
SCVTF_sh 01100101 01 010 10 0 101 ... ..... ..... @rd_pg_rn_e0
SCVTF_dh 01100101 01 010 11 0 101 ... ..... ..... @rd_pg_rn_e0
SCVTF_ss 01100101 10 010 10 0 101 ... ..... ..... @rd_pg_rn_e0
SCVTF_sd 01100101 11 010 00 0 101 ... ..... ..... @rd_pg_rn_e0
SCVTF_ds 01100101 11 010 10 0 101 ... ..... ..... @rd_pg_rn_e0
SCVTF_dd 01100101 11 010 11 0 101 ... ..... ..... @rd_pg_rn_e0
UCVTF_hh 01100101 01 010 01 1 101 ... ..... ..... @rd_pg_rn_e0
UCVTF_sh 01100101 01 010 10 1 101 ... ..... ..... @rd_pg_rn_e0
UCVTF_dh 01100101 01 010 11 1 101 ... ..... ..... @rd_pg_rn_e0
UCVTF_ss 01100101 10 010 10 1 101 ... ..... ..... @rd_pg_rn_e0
UCVTF_sd 01100101 11 010 00 1 101 ... ..... ..... @rd_pg_rn_e0
UCVTF_ds 01100101 11 010 10 1 101 ... ..... ..... @rd_pg_rn_e0
UCVTF_dd 01100101 11 010 11 1 101 ... ..... ..... @rd_pg_rn_e0
### SVE Memory - 32-bit Gather and Unsized Contiguous Group
# SVE load predicate register
LDR_pri 10000101 10 ...... 000 ... ..... 0 .... @pd_rn_i9
# SVE load vector register
LDR_zri 10000101 10 ...... 010 ... ..... ..... @rd_rn_i9
### SVE Memory Contiguous Load Group
# SVE contiguous load (scalar plus scalar)
LD_zprr 1010010 .... ..... 010 ... ..... ..... @rprr_load_dt nreg=0
# SVE contiguous first-fault load (scalar plus scalar)
LDFF1_zprr 1010010 .... ..... 011 ... ..... ..... @rprr_load_dt nreg=0
# SVE contiguous load (scalar plus immediate)
LD_zpri 1010010 .... 0.... 101 ... ..... ..... @rpri_load_dt nreg=0
# SVE contiguous non-fault load (scalar plus immediate)
LDNF1_zpri 1010010 .... 1.... 101 ... ..... ..... @rpri_load_dt nreg=0
# SVE contiguous non-temporal load (scalar plus scalar)
# LDNT1B, LDNT1H, LDNT1W, LDNT1D
# SVE load multiple structures (scalar plus scalar)
# LD2B, LD2H, LD2W, LD2D; etc.
LD_zprr 1010010 .. nreg:2 ..... 110 ... ..... ..... @rprr_load_msz
# SVE contiguous non-temporal load (scalar plus immediate)
# LDNT1B, LDNT1H, LDNT1W, LDNT1D
# SVE load multiple structures (scalar plus immediate)
# LD2B, LD2H, LD2W, LD2D; etc.
LD_zpri 1010010 .. nreg:2 0.... 111 ... ..... ..... @rpri_load_msz
# SVE load and broadcast quadword (scalar plus scalar)
LD1RQ_zprr 1010010 .. 00 ..... 000 ... ..... ..... \
@rprr_load_msz nreg=0
# SVE load and broadcast quadword (scalar plus immediate)
# LD1RQB, LD1RQH, LD1RQS, LD1RQD
LD1RQ_zpri 1010010 .. 00 0.... 001 ... ..... ..... \
@rpri_load_msz nreg=0
### SVE Memory Store Group
# SVE contiguous store (scalar plus immediate)
# ST1B, ST1H, ST1W, ST1D; require msz <= esz
ST_zpri 1110010 .. esz:2 0.... 111 ... ..... ..... \
@rpri_store_msz nreg=0
# SVE contiguous store (scalar plus scalar)
# ST1B, ST1H, ST1W, ST1D; require msz <= esz
# Enumerate msz lest we conflict with STR_zri.
ST_zprr 1110010 00 .. ..... 010 ... ..... ..... \
@rprr_store_esz_n0 msz=0
ST_zprr 1110010 01 .. ..... 010 ... ..... ..... \
@rprr_store_esz_n0 msz=1
ST_zprr 1110010 10 .. ..... 010 ... ..... ..... \
@rprr_store_esz_n0 msz=2
ST_zprr 1110010 11 11 ..... 010 ... ..... ..... \
@rprr_store msz=3 esz=3 nreg=0
# SVE contiguous non-temporal store (scalar plus immediate) (nreg == 0)
# SVE store multiple structures (scalar plus immediate) (nreg != 0)
ST_zpri 1110010 .. nreg:2 1.... 111 ... ..... ..... \
@rpri_store_msz esz=%size_23
# SVE contiguous non-temporal store (scalar plus scalar) (nreg == 0)
# SVE store multiple structures (scalar plus scalar) (nreg != 0)
ST_zprr 1110010 msz:2 nreg:2 ..... 011 ... ..... ..... \
@rprr_store esz=%size_23
|
