1# AArch64 SVE instruction descriptions
2#
3#  Copyright (c) 2017 Linaro, Ltd
4#
5# This library is free software; you can redistribute it and/or
6# modify it under the terms of the GNU Lesser General Public
7# License as published by the Free Software Foundation; either
8# version 2 of the License, or (at your option) any later version.
9#
10# This library is distributed in the hope that it will be useful,
11# but WITHOUT ANY WARRANTY; without even the implied warranty of
12# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13# Lesser General Public License for more details.
14#
15# You should have received a copy of the GNU Lesser General Public
16# License along with this library; if not, see <http://www.gnu.org/licenses/>.
17
18#
19# This file is processed by scripts/decodetree.py
20#
21
22###########################################################################
23# Named fields.  These are primarily for disjoint fields.
24
25%imm4_16_p1     16:4 !function=plus1
26%imm6_22_5      22:1 5:5
27%imm7_22_16     22:2 16:5
28%imm8_16_10     16:5 10:3
29%imm9_16_10     16:s6 10:3
30%size_23        23:2
31%dtype_23_13    23:2 13:2
32%index3_22_19   22:1 19:2
33
34# A combination of tsz:imm3 -- extract esize.
35%tszimm_esz     22:2 5:5 !function=tszimm_esz
36# A combination of tsz:imm3 -- extract (2 * esize) - (tsz:imm3)
37%tszimm_shr     22:2 5:5 !function=tszimm_shr
38# A combination of tsz:imm3 -- extract (tsz:imm3) - esize
39%tszimm_shl     22:2 5:5 !function=tszimm_shl
40
41# Similarly for the tszh/tszl pair at 22/16 for zzi
42%tszimm16_esz   22:2 16:5 !function=tszimm_esz
43%tszimm16_shr   22:2 16:5 !function=tszimm_shr
44%tszimm16_shl   22:2 16:5 !function=tszimm_shl
45
46# Signed 8-bit immediate, optionally shifted left by 8.
47%sh8_i8s        5:9 !function=expand_imm_sh8s
48# Unsigned 8-bit immediate, optionally shifted left by 8.
49%sh8_i8u        5:9 !function=expand_imm_sh8u
50
51# Unsigned load of msz into esz=2, represented as a dtype.
52%msz_dtype      23:2 !function=msz_dtype
53
54# Either a copy of rd (at bit 0), or a different source
55# as propagated via the MOVPRFX instruction.
56%reg_movprfx    0:5
57
58###########################################################################
59# Named attribute sets.  These are used to make nice(er) names
60# when creating helpers common to those for the individual
61# instruction patterns.
62
63&rr_esz         rd rn esz
64&rri            rd rn imm
65&rr_dbm         rd rn dbm
66&rrri           rd rn rm imm
67&rri_esz        rd rn imm esz
68&rrr_esz        rd rn rm esz
69&rpr_esz        rd pg rn esz
70&rpr_s          rd pg rn s
71&rprr_s         rd pg rn rm s
72&rprr_esz       rd pg rn rm esz
73&rprrr_esz      rd pg rn rm ra esz
74&rpri_esz       rd pg rn imm esz
75&ptrue          rd esz pat s
76&incdec_cnt     rd pat esz imm d u
77&incdec2_cnt    rd rn pat esz imm d u
78&incdec_pred    rd pg esz d u
79&incdec2_pred   rd rn pg esz d u
80&rprr_load      rd pg rn rm dtype nreg
81&rpri_load      rd pg rn imm dtype nreg
82&rprr_store     rd pg rn rm msz esz nreg
83&rpri_store     rd pg rn imm msz esz nreg
84&rprr_gather_load       rd pg rn rm esz msz u ff xs scale
85&rpri_gather_load       rd pg rn imm esz msz u ff
86&rprr_scatter_store     rd pg rn rm esz msz xs scale
87&rpri_scatter_store     rd pg rn imm esz msz
88
89###########################################################################
90# Named instruction formats.  These are generally used to
91# reduce the amount of duplication between instruction patterns.
92
93# Two operand with unused vector element size
94@pd_pn_e0       ........ ........ ....... rn:4 . rd:4           &rr_esz esz=0
95
96# Two operand
97@pd_pn          ........ esz:2 .. .... ....... rn:4 . rd:4      &rr_esz
98@rd_rn          ........ esz:2 ...... ...... rn:5 rd:5          &rr_esz
99
100# Two operand with governing predicate, flags setting
101@pd_pg_pn_s     ........ . s:1 ...... .. pg:4 . rn:4 . rd:4     &rpr_s
102
103# Three operand with unused vector element size
104@rd_rn_rm_e0    ........ ... rm:5 ... ... rn:5 rd:5             &rrr_esz esz=0
105
106# Three predicate operand, with governing predicate, flag setting
107@pd_pg_pn_pm_s  ........ . s:1 .. rm:4 .. pg:4 . rn:4 . rd:4    &rprr_s
108
109# Three operand, vector element size
110@rd_rn_rm       ........ esz:2 . rm:5 ... ... rn:5 rd:5         &rrr_esz
111@pd_pn_pm       ........ esz:2 .. rm:4 ....... rn:4 . rd:4      &rrr_esz
112@rdn_rm         ........ esz:2 ...... ...... rm:5 rd:5 \
113                &rrr_esz rn=%reg_movprfx
114@rdn_sh_i8u     ........ esz:2 ...... ...... ..... rd:5 \
115                &rri_esz rn=%reg_movprfx imm=%sh8_i8u
116@rdn_i8u        ........ esz:2 ...... ... imm:8 rd:5 \
117                &rri_esz rn=%reg_movprfx
118@rdn_i8s        ........ esz:2 ...... ... imm:s8 rd:5 \
119                &rri_esz rn=%reg_movprfx
120
121# Three operand with "memory" size, aka immediate left shift
122@rd_rn_msz_rm   ........ ... rm:5 .... imm:2 rn:5 rd:5          &rrri
123
124# Two register operand, with governing predicate, vector element size
125@rdn_pg_rm      ........ esz:2 ... ... ... pg:3 rm:5 rd:5 \
126                &rprr_esz rn=%reg_movprfx
127@rdm_pg_rn      ........ esz:2 ... ... ... pg:3 rn:5 rd:5 \
128                &rprr_esz rm=%reg_movprfx
129@rd_pg4_rn_rm   ........ esz:2 . rm:5  .. pg:4  rn:5 rd:5       &rprr_esz
130@pd_pg_rn_rm    ........ esz:2 . rm:5 ... pg:3 rn:5 . rd:4      &rprr_esz
131
132# Three register operand, with governing predicate, vector element size
133@rda_pg_rn_rm   ........ esz:2 . rm:5  ... pg:3 rn:5 rd:5 \
134                &rprrr_esz ra=%reg_movprfx
135@rdn_pg_ra_rm   ........ esz:2 . rm:5  ... pg:3 ra:5 rd:5 \
136                &rprrr_esz rn=%reg_movprfx
137@rdn_pg_rm_ra   ........ esz:2 . ra:5  ... pg:3 rm:5 rd:5 \
138                &rprrr_esz rn=%reg_movprfx
139
140# One register operand, with governing predicate, vector element size
141@rd_pg_rn       ........ esz:2 ... ... ... pg:3 rn:5 rd:5       &rpr_esz
142@rd_pg4_pn      ........ esz:2 ... ... .. pg:4 . rn:4 rd:5      &rpr_esz
143@pd_pg_rn       ........ esz:2 ... ... ... pg:3 rn:5 . rd:4     &rpr_esz
144
145# One register operand, with governing predicate, no vector element size
146@rd_pg_rn_e0    ........ .. ... ... ... pg:3 rn:5 rd:5          &rpr_esz esz=0
147
148# Two register operands with a 6-bit signed immediate.
149@rd_rn_i6       ........ ... rn:5 ..... imm:s6 rd:5             &rri
150
151# Two register operand, one immediate operand, with predicate,
152# element size encoded as TSZHL.  User must fill in imm.
153@rdn_pg_tszimm  ........ .. ... ... ... pg:3 ..... rd:5 \
154                &rpri_esz rn=%reg_movprfx esz=%tszimm_esz
155
156# Similarly without predicate.
157@rd_rn_tszimm   ........ .. ... ... ...... rn:5 rd:5 \
158                &rri_esz esz=%tszimm16_esz
159
160# Two register operand, one immediate operand, with 4-bit predicate.
161# User must fill in imm.
162@rdn_pg4        ........ esz:2 .. pg:4 ... ........ rd:5 \
163                &rpri_esz rn=%reg_movprfx
164
165# Two register operand, one one-bit floating-point operand.
166@rdn_i1         ........ esz:2 ......... pg:3 .... imm:1 rd:5 \
167                &rpri_esz rn=%reg_movprfx
168
169# Two register operand, one encoded bitmask.
170@rdn_dbm        ........ .. .... dbm:13 rd:5 \
171                &rr_dbm rn=%reg_movprfx
172
173# Predicate output, vector and immediate input,
174# controlling predicate, element size.
175@pd_pg_rn_i7    ........ esz:2 . imm:7 . pg:3 rn:5 . rd:4       &rpri_esz
176@pd_pg_rn_i5    ........ esz:2 . imm:s5 ... pg:3 rn:5 . rd:4    &rpri_esz
177
178# Basic Load/Store with 9-bit immediate offset
179@pd_rn_i9       ........ ........ ...... rn:5 . rd:4    \
180                &rri imm=%imm9_16_10
181@rd_rn_i9       ........ ........ ...... rn:5 rd:5      \
182                &rri imm=%imm9_16_10
183
184# One register, pattern, and uint4+1.
185# User must fill in U and D.
186@incdec_cnt     ........ esz:2 .. .... ...... pat:5 rd:5 \
187                &incdec_cnt imm=%imm4_16_p1
188@incdec2_cnt    ........ esz:2 .. .... ...... pat:5 rd:5 \
189                &incdec2_cnt imm=%imm4_16_p1 rn=%reg_movprfx
190
191# One register, predicate.
192# User must fill in U and D.
193@incdec_pred    ........ esz:2 .... .. ..... .. pg:4 rd:5       &incdec_pred
194@incdec2_pred   ........ esz:2 .... .. ..... .. pg:4 rd:5 \
195                &incdec2_pred rn=%reg_movprfx
196
197# Loads; user must fill in NREG.
198@rprr_load_dt   ....... dtype:4 rm:5 ... pg:3 rn:5 rd:5         &rprr_load
199@rpri_load_dt   ....... dtype:4 . imm:s4 ... pg:3 rn:5 rd:5     &rpri_load
200
201@rprr_load_msz  ....... .... rm:5 ... pg:3 rn:5 rd:5 \
202                &rprr_load dtype=%msz_dtype
203@rpri_load_msz  ....... .... . imm:s4 ... pg:3 rn:5 rd:5 \
204                &rpri_load dtype=%msz_dtype
205
206# Gather Loads.
207@rprr_g_load_u        ....... .. .    . rm:5 . u:1 ff:1 pg:3 rn:5 rd:5 \
208                      &rprr_gather_load xs=2
209@rprr_g_load_xs_u     ....... .. xs:1 . rm:5 . u:1 ff:1 pg:3 rn:5 rd:5 \
210                      &rprr_gather_load
211@rprr_g_load_xs_u_sc  ....... .. xs:1 scale:1 rm:5 . u:1 ff:1 pg:3 rn:5 rd:5 \
212                      &rprr_gather_load
213@rprr_g_load_xs_sc    ....... .. xs:1 scale:1 rm:5 . . ff:1 pg:3 rn:5 rd:5 \
214                      &rprr_gather_load
215@rprr_g_load_u_sc     ....... .. .    scale:1 rm:5 . u:1 ff:1 pg:3 rn:5 rd:5 \
216                      &rprr_gather_load xs=2
217@rprr_g_load_sc       ....... .. .    scale:1 rm:5 . . ff:1 pg:3 rn:5 rd:5 \
218                      &rprr_gather_load xs=2
219@rpri_g_load          ....... msz:2 .. imm:5 . u:1 ff:1 pg:3 rn:5 rd:5 \
220                      &rpri_gather_load
221
222# Stores; user must fill in ESZ, MSZ, NREG as needed.
223@rprr_store         ....... ..    ..     rm:5 ... pg:3 rn:5 rd:5    &rprr_store
224@rpri_store_msz     ....... msz:2 .. . imm:s4 ... pg:3 rn:5 rd:5    &rpri_store
225@rprr_store_esz_n0  ....... ..    esz:2  rm:5 ... pg:3 rn:5 rd:5 \
226                    &rprr_store nreg=0
227@rprr_scatter_store ....... msz:2 ..     rm:5 ... pg:3 rn:5 rd:5 \
228                    &rprr_scatter_store
229@rpri_scatter_store ....... msz:2 ..    imm:5 ... pg:3 rn:5 rd:5 \
230                    &rpri_scatter_store
231
232###########################################################################
233# Instruction patterns.  Grouped according to the SVE encodingindex.xhtml.
234
235### SVE Integer Arithmetic - Binary Predicated Group
236
237# SVE bitwise logical vector operations (predicated)
238ORR_zpzz        00000100 .. 011 000 000 ... ..... .....   @rdn_pg_rm
239EOR_zpzz        00000100 .. 011 001 000 ... ..... .....   @rdn_pg_rm
240AND_zpzz        00000100 .. 011 010 000 ... ..... .....   @rdn_pg_rm
241BIC_zpzz        00000100 .. 011 011 000 ... ..... .....   @rdn_pg_rm
242
243# SVE integer add/subtract vectors (predicated)
244ADD_zpzz        00000100 .. 000 000 000 ... ..... .....   @rdn_pg_rm
245SUB_zpzz        00000100 .. 000 001 000 ... ..... .....   @rdn_pg_rm
246SUB_zpzz        00000100 .. 000 011 000 ... ..... .....   @rdm_pg_rn # SUBR
247
248# SVE integer min/max/difference (predicated)
249SMAX_zpzz       00000100 .. 001 000 000 ... ..... .....   @rdn_pg_rm
250UMAX_zpzz       00000100 .. 001 001 000 ... ..... .....   @rdn_pg_rm
251SMIN_zpzz       00000100 .. 001 010 000 ... ..... .....   @rdn_pg_rm
252UMIN_zpzz       00000100 .. 001 011 000 ... ..... .....   @rdn_pg_rm
253SABD_zpzz       00000100 .. 001 100 000 ... ..... .....   @rdn_pg_rm
254UABD_zpzz       00000100 .. 001 101 000 ... ..... .....   @rdn_pg_rm
255
256# SVE integer multiply/divide (predicated)
257MUL_zpzz        00000100 .. 010 000 000 ... ..... .....   @rdn_pg_rm
258SMULH_zpzz      00000100 .. 010 010 000 ... ..... .....   @rdn_pg_rm
259UMULH_zpzz      00000100 .. 010 011 000 ... ..... .....   @rdn_pg_rm
260# Note that divide requires size >= 2; below 2 is unallocated.
261SDIV_zpzz       00000100 .. 010 100 000 ... ..... .....   @rdn_pg_rm
262UDIV_zpzz       00000100 .. 010 101 000 ... ..... .....   @rdn_pg_rm
263SDIV_zpzz       00000100 .. 010 110 000 ... ..... .....   @rdm_pg_rn # SDIVR
264UDIV_zpzz       00000100 .. 010 111 000 ... ..... .....   @rdm_pg_rn # UDIVR
265
266### SVE Integer Reduction Group
267
268# SVE bitwise logical reduction (predicated)
269ORV             00000100 .. 011 000 001 ... ..... .....         @rd_pg_rn
270EORV            00000100 .. 011 001 001 ... ..... .....         @rd_pg_rn
271ANDV            00000100 .. 011 010 001 ... ..... .....         @rd_pg_rn
272
273# SVE constructive prefix (predicated)
274MOVPRFX_z       00000100 .. 010 000 001 ... ..... .....         @rd_pg_rn
275MOVPRFX_m       00000100 .. 010 001 001 ... ..... .....         @rd_pg_rn
276
277# SVE integer add reduction (predicated)
278# Note that saddv requires size != 3.
279UADDV           00000100 .. 000 001 001 ... ..... .....         @rd_pg_rn
280SADDV           00000100 .. 000 000 001 ... ..... .....         @rd_pg_rn
281
282# SVE integer min/max reduction (predicated)
283SMAXV           00000100 .. 001 000 001 ... ..... .....         @rd_pg_rn
284UMAXV           00000100 .. 001 001 001 ... ..... .....         @rd_pg_rn
285SMINV           00000100 .. 001 010 001 ... ..... .....         @rd_pg_rn
286UMINV           00000100 .. 001 011 001 ... ..... .....         @rd_pg_rn
287
288### SVE Shift by Immediate - Predicated Group
289
290# SVE bitwise shift by immediate (predicated)
291ASR_zpzi        00000100 .. 000 000 100 ... .. ... ..... \
292                @rdn_pg_tszimm imm=%tszimm_shr
293LSR_zpzi        00000100 .. 000 001 100 ... .. ... ..... \
294                @rdn_pg_tszimm imm=%tszimm_shr
295LSL_zpzi        00000100 .. 000 011 100 ... .. ... ..... \
296                @rdn_pg_tszimm imm=%tszimm_shl
297ASRD            00000100 .. 000 100 100 ... .. ... ..... \
298                @rdn_pg_tszimm imm=%tszimm_shr
299
300# SVE bitwise shift by vector (predicated)
301ASR_zpzz        00000100 .. 010 000 100 ... ..... .....   @rdn_pg_rm
302LSR_zpzz        00000100 .. 010 001 100 ... ..... .....   @rdn_pg_rm
303LSL_zpzz        00000100 .. 010 011 100 ... ..... .....   @rdn_pg_rm
304ASR_zpzz        00000100 .. 010 100 100 ... ..... .....   @rdm_pg_rn # ASRR
305LSR_zpzz        00000100 .. 010 101 100 ... ..... .....   @rdm_pg_rn # LSRR
306LSL_zpzz        00000100 .. 010 111 100 ... ..... .....   @rdm_pg_rn # LSLR
307
308# SVE bitwise shift by wide elements (predicated)
309# Note these require size != 3.
310ASR_zpzw        00000100 .. 011 000 100 ... ..... .....         @rdn_pg_rm
311LSR_zpzw        00000100 .. 011 001 100 ... ..... .....         @rdn_pg_rm
312LSL_zpzw        00000100 .. 011 011 100 ... ..... .....         @rdn_pg_rm
313
314### SVE Integer Arithmetic - Unary Predicated Group
315
316# SVE unary bit operations (predicated)
317# Note esz != 0 for FABS and FNEG.
318CLS             00000100 .. 011 000 101 ... ..... .....         @rd_pg_rn
319CLZ             00000100 .. 011 001 101 ... ..... .....         @rd_pg_rn
320CNT_zpz         00000100 .. 011 010 101 ... ..... .....         @rd_pg_rn
321CNOT            00000100 .. 011 011 101 ... ..... .....         @rd_pg_rn
322NOT_zpz         00000100 .. 011 110 101 ... ..... .....         @rd_pg_rn
323FABS            00000100 .. 011 100 101 ... ..... .....         @rd_pg_rn
324FNEG            00000100 .. 011 101 101 ... ..... .....         @rd_pg_rn
325
326# SVE integer unary operations (predicated)
327# Note esz > original size for extensions.
328ABS             00000100 .. 010 110 101 ... ..... .....         @rd_pg_rn
329NEG             00000100 .. 010 111 101 ... ..... .....         @rd_pg_rn
330SXTB            00000100 .. 010 000 101 ... ..... .....         @rd_pg_rn
331UXTB            00000100 .. 010 001 101 ... ..... .....         @rd_pg_rn
332SXTH            00000100 .. 010 010 101 ... ..... .....         @rd_pg_rn
333UXTH            00000100 .. 010 011 101 ... ..... .....         @rd_pg_rn
334SXTW            00000100 .. 010 100 101 ... ..... .....         @rd_pg_rn
335UXTW            00000100 .. 010 101 101 ... ..... .....         @rd_pg_rn
336
337### SVE Floating Point Compare - Vectors Group
338
339# SVE floating-point compare vectors
340FCMGE_ppzz      01100101 .. 0 ..... 010 ... ..... 0 ....        @pd_pg_rn_rm
341FCMGT_ppzz      01100101 .. 0 ..... 010 ... ..... 1 ....        @pd_pg_rn_rm
342FCMEQ_ppzz      01100101 .. 0 ..... 011 ... ..... 0 ....        @pd_pg_rn_rm
343FCMNE_ppzz      01100101 .. 0 ..... 011 ... ..... 1 ....        @pd_pg_rn_rm
344FCMUO_ppzz      01100101 .. 0 ..... 110 ... ..... 0 ....        @pd_pg_rn_rm
345FACGE_ppzz      01100101 .. 0 ..... 110 ... ..... 1 ....        @pd_pg_rn_rm
346FACGT_ppzz      01100101 .. 0 ..... 111 ... ..... 1 ....        @pd_pg_rn_rm
347
348### SVE Integer Multiply-Add Group
349
350# SVE integer multiply-add writing addend (predicated)
351MLA             00000100 .. 0 ..... 010 ... ..... .....   @rda_pg_rn_rm
352MLS             00000100 .. 0 ..... 011 ... ..... .....   @rda_pg_rn_rm
353
354# SVE integer multiply-add writing multiplicand (predicated)
355MLA             00000100 .. 0 ..... 110 ... ..... .....   @rdn_pg_ra_rm # MAD
356MLS             00000100 .. 0 ..... 111 ... ..... .....   @rdn_pg_ra_rm # MSB
357
358### SVE Integer Arithmetic - Unpredicated Group
359
360# SVE integer add/subtract vectors (unpredicated)
361ADD_zzz         00000100 .. 1 ..... 000 000 ..... .....         @rd_rn_rm
362SUB_zzz         00000100 .. 1 ..... 000 001 ..... .....         @rd_rn_rm
363SQADD_zzz       00000100 .. 1 ..... 000 100 ..... .....         @rd_rn_rm
364UQADD_zzz       00000100 .. 1 ..... 000 101 ..... .....         @rd_rn_rm
365SQSUB_zzz       00000100 .. 1 ..... 000 110 ..... .....         @rd_rn_rm
366UQSUB_zzz       00000100 .. 1 ..... 000 111 ..... .....         @rd_rn_rm
367
368### SVE Logical - Unpredicated Group
369
370# SVE bitwise logical operations (unpredicated)
371AND_zzz         00000100 00 1 ..... 001 100 ..... .....         @rd_rn_rm_e0
372ORR_zzz         00000100 01 1 ..... 001 100 ..... .....         @rd_rn_rm_e0
373EOR_zzz         00000100 10 1 ..... 001 100 ..... .....         @rd_rn_rm_e0
374BIC_zzz         00000100 11 1 ..... 001 100 ..... .....         @rd_rn_rm_e0
375
376### SVE Index Generation Group
377
378# SVE index generation (immediate start, immediate increment)
379INDEX_ii        00000100 esz:2 1 imm2:s5 010000 imm1:s5 rd:5
380
381# SVE index generation (immediate start, register increment)
382INDEX_ir        00000100 esz:2 1 rm:5 010010 imm:s5 rd:5
383
384# SVE index generation (register start, immediate increment)
385INDEX_ri        00000100 esz:2 1 imm:s5 010001 rn:5 rd:5
386
387# SVE index generation (register start, register increment)
388INDEX_rr        00000100 .. 1 ..... 010011 ..... .....          @rd_rn_rm
389
390### SVE Stack Allocation Group
391
392# SVE stack frame adjustment
393ADDVL           00000100 001 ..... 01010 ...... .....           @rd_rn_i6
394ADDPL           00000100 011 ..... 01010 ...... .....           @rd_rn_i6
395
396# SVE stack frame size
397RDVL            00000100 101 11111 01010 imm:s6 rd:5
398
399### SVE Bitwise Shift - Unpredicated Group
400
401# SVE bitwise shift by immediate (unpredicated)
402ASR_zzi         00000100 .. 1 ..... 1001 00 ..... ..... \
403                @rd_rn_tszimm imm=%tszimm16_shr
404LSR_zzi         00000100 .. 1 ..... 1001 01 ..... ..... \
405                @rd_rn_tszimm imm=%tszimm16_shr
406LSL_zzi         00000100 .. 1 ..... 1001 11 ..... ..... \
407                @rd_rn_tszimm imm=%tszimm16_shl
408
409# SVE bitwise shift by wide elements (unpredicated)
410# Note esz != 3
411ASR_zzw         00000100 .. 1 ..... 1000 00 ..... .....         @rd_rn_rm
412LSR_zzw         00000100 .. 1 ..... 1000 01 ..... .....         @rd_rn_rm
413LSL_zzw         00000100 .. 1 ..... 1000 11 ..... .....         @rd_rn_rm
414
415### SVE Compute Vector Address Group
416
417# SVE vector address generation
418ADR_s32         00000100 00 1 ..... 1010 .. ..... .....         @rd_rn_msz_rm
419ADR_u32         00000100 01 1 ..... 1010 .. ..... .....         @rd_rn_msz_rm
420ADR_p32         00000100 10 1 ..... 1010 .. ..... .....         @rd_rn_msz_rm
421ADR_p64         00000100 11 1 ..... 1010 .. ..... .....         @rd_rn_msz_rm
422
423### SVE Integer Misc - Unpredicated Group
424
425# SVE constructive prefix (unpredicated)
426MOVPRFX         00000100 00 1 00000 101111 rn:5 rd:5
427
428# SVE floating-point exponential accelerator
429# Note esz != 0
430FEXPA           00000100 .. 1 00000 101110 ..... .....          @rd_rn
431
432# SVE floating-point trig select coefficient
433# Note esz != 0
434FTSSEL          00000100 .. 1 ..... 101100 ..... .....          @rd_rn_rm
435
436### SVE Element Count Group
437
438# SVE element count
439CNT_r           00000100 .. 10 .... 1110 0 0 ..... .....    @incdec_cnt d=0 u=1
440
441# SVE inc/dec register by element count
442INCDEC_r        00000100 .. 11 .... 1110 0 d:1 ..... .....      @incdec_cnt u=1
443
444# SVE saturating inc/dec register by element count
445SINCDEC_r_32    00000100 .. 10 .... 1111 d:1 u:1 ..... .....    @incdec_cnt
446SINCDEC_r_64    00000100 .. 11 .... 1111 d:1 u:1 ..... .....    @incdec_cnt
447
448# SVE inc/dec vector by element count
449# Note this requires esz != 0.
450INCDEC_v        00000100 .. 1 1 .... 1100 0 d:1 ..... .....    @incdec2_cnt u=1
451
452# SVE saturating inc/dec vector by element count
453# Note these require esz != 0.
454SINCDEC_v       00000100 .. 1 0 .... 1100 d:1 u:1 ..... .....   @incdec2_cnt
455
456### SVE Bitwise Immediate Group
457
458# SVE bitwise logical with immediate (unpredicated)
459ORR_zzi         00000101 00 0000 ............. .....            @rdn_dbm
460EOR_zzi         00000101 01 0000 ............. .....            @rdn_dbm
461AND_zzi         00000101 10 0000 ............. .....            @rdn_dbm
462
463# SVE broadcast bitmask immediate
464DUPM            00000101 11 0000 dbm:13 rd:5
465
466### SVE Integer Wide Immediate - Predicated Group
467
468# SVE copy floating-point immediate (predicated)
469FCPY            00000101 .. 01 .... 110 imm:8 .....             @rdn_pg4
470
471# SVE copy integer immediate (predicated)
472CPY_m_i         00000101 .. 01 .... 01 . ........ .....   @rdn_pg4 imm=%sh8_i8s
473CPY_z_i         00000101 .. 01 .... 00 . ........ .....   @rdn_pg4 imm=%sh8_i8s
474
475### SVE Permute - Extract Group
476
477# SVE extract vector (immediate offset)
478EXT             00000101 001 ..... 000 ... rm:5 rd:5 \
479                &rrri rn=%reg_movprfx imm=%imm8_16_10
480
481### SVE Permute - Unpredicated Group
482
483# SVE broadcast general register
484DUP_s           00000101 .. 1 00000 001110 ..... .....          @rd_rn
485
486# SVE broadcast indexed element
487DUP_x           00000101 .. 1 ..... 001000 rn:5 rd:5 \
488                &rri imm=%imm7_22_16
489
490# SVE insert SIMD&FP scalar register
491INSR_f          00000101 .. 1 10100 001110 ..... .....          @rdn_rm
492
493# SVE insert general register
494INSR_r          00000101 .. 1 00100 001110 ..... .....          @rdn_rm
495
496# SVE reverse vector elements
497REV_v           00000101 .. 1 11000 001110 ..... .....          @rd_rn
498
499# SVE vector table lookup
500TBL             00000101 .. 1 ..... 001100 ..... .....          @rd_rn_rm
501
502# SVE unpack vector elements
503UNPK            00000101 esz:2 1100 u:1 h:1 001110 rn:5 rd:5
504
505### SVE Permute - Predicates Group
506
507# SVE permute predicate elements
508ZIP1_p          00000101 .. 10 .... 010 000 0 .... 0 ....       @pd_pn_pm
509ZIP2_p          00000101 .. 10 .... 010 001 0 .... 0 ....       @pd_pn_pm
510UZP1_p          00000101 .. 10 .... 010 010 0 .... 0 ....       @pd_pn_pm
511UZP2_p          00000101 .. 10 .... 010 011 0 .... 0 ....       @pd_pn_pm
512TRN1_p          00000101 .. 10 .... 010 100 0 .... 0 ....       @pd_pn_pm
513TRN2_p          00000101 .. 10 .... 010 101 0 .... 0 ....       @pd_pn_pm
514
515# SVE reverse predicate elements
516REV_p           00000101 .. 11 0100 010 000 0 .... 0 ....       @pd_pn
517
518# SVE unpack predicate elements
519PUNPKLO         00000101 00 11 0000 010 000 0 .... 0 ....       @pd_pn_e0
520PUNPKHI         00000101 00 11 0001 010 000 0 .... 0 ....       @pd_pn_e0
521
522### SVE Permute - Interleaving Group
523
524# SVE permute vector elements
525ZIP1_z          00000101 .. 1 ..... 011 000 ..... .....         @rd_rn_rm
526ZIP2_z          00000101 .. 1 ..... 011 001 ..... .....         @rd_rn_rm
527UZP1_z          00000101 .. 1 ..... 011 010 ..... .....         @rd_rn_rm
528UZP2_z          00000101 .. 1 ..... 011 011 ..... .....         @rd_rn_rm
529TRN1_z          00000101 .. 1 ..... 011 100 ..... .....         @rd_rn_rm
530TRN2_z          00000101 .. 1 ..... 011 101 ..... .....         @rd_rn_rm
531
532### SVE Permute - Predicated Group
533
534# SVE compress active elements
535# Note esz >= 2
536COMPACT         00000101 .. 100001 100 ... ..... .....          @rd_pg_rn
537
538# SVE conditionally broadcast element to vector
539CLASTA_z        00000101 .. 10100 0 100 ... ..... .....         @rdn_pg_rm
540CLASTB_z        00000101 .. 10100 1 100 ... ..... .....         @rdn_pg_rm
541
542# SVE conditionally copy element to SIMD&FP scalar
543CLASTA_v        00000101 .. 10101 0 100 ... ..... .....         @rd_pg_rn
544CLASTB_v        00000101 .. 10101 1 100 ... ..... .....         @rd_pg_rn
545
546# SVE conditionally copy element to general register
547CLASTA_r        00000101 .. 11000 0 101 ... ..... .....         @rd_pg_rn
548CLASTB_r        00000101 .. 11000 1 101 ... ..... .....         @rd_pg_rn
549
550# SVE copy element to SIMD&FP scalar register
551LASTA_v         00000101 .. 10001 0 100 ... ..... .....         @rd_pg_rn
552LASTB_v         00000101 .. 10001 1 100 ... ..... .....         @rd_pg_rn
553
554# SVE copy element to general register
555LASTA_r         00000101 .. 10000 0 101 ... ..... .....         @rd_pg_rn
556LASTB_r         00000101 .. 10000 1 101 ... ..... .....         @rd_pg_rn
557
558# SVE copy element from SIMD&FP scalar register
559CPY_m_v         00000101 .. 100000 100 ... ..... .....          @rd_pg_rn
560
561# SVE copy element from general register to vector (predicated)
562CPY_m_r         00000101 .. 101000 101 ... ..... .....          @rd_pg_rn
563
564# SVE reverse within elements
565# Note esz >= operation size
566REVB            00000101 .. 1001 00 100 ... ..... .....         @rd_pg_rn
567REVH            00000101 .. 1001 01 100 ... ..... .....         @rd_pg_rn
568REVW            00000101 .. 1001 10 100 ... ..... .....         @rd_pg_rn
569RBIT            00000101 .. 1001 11 100 ... ..... .....         @rd_pg_rn
570
571# SVE vector splice (predicated)
572SPLICE          00000101 .. 101 100 100 ... ..... .....         @rdn_pg_rm
573
574### SVE Select Vectors Group
575
576# SVE select vector elements (predicated)
577SEL_zpzz        00000101 .. 1 ..... 11 .... ..... .....         @rd_pg4_rn_rm
578
579### SVE Integer Compare - Vectors Group
580
581# SVE integer compare_vectors
582CMPHS_ppzz      00100100 .. 0 ..... 000 ... ..... 0 ....        @pd_pg_rn_rm
583CMPHI_ppzz      00100100 .. 0 ..... 000 ... ..... 1 ....        @pd_pg_rn_rm
584CMPGE_ppzz      00100100 .. 0 ..... 100 ... ..... 0 ....        @pd_pg_rn_rm
585CMPGT_ppzz      00100100 .. 0 ..... 100 ... ..... 1 ....        @pd_pg_rn_rm
586CMPEQ_ppzz      00100100 .. 0 ..... 101 ... ..... 0 ....        @pd_pg_rn_rm
587CMPNE_ppzz      00100100 .. 0 ..... 101 ... ..... 1 ....        @pd_pg_rn_rm
588
589# SVE integer compare with wide elements
590# Note these require esz != 3.
591CMPEQ_ppzw      00100100 .. 0 ..... 001 ... ..... 0 ....        @pd_pg_rn_rm
592CMPNE_ppzw      00100100 .. 0 ..... 001 ... ..... 1 ....        @pd_pg_rn_rm
593CMPGE_ppzw      00100100 .. 0 ..... 010 ... ..... 0 ....        @pd_pg_rn_rm
594CMPGT_ppzw      00100100 .. 0 ..... 010 ... ..... 1 ....        @pd_pg_rn_rm
595CMPLT_ppzw      00100100 .. 0 ..... 011 ... ..... 0 ....        @pd_pg_rn_rm
596CMPLE_ppzw      00100100 .. 0 ..... 011 ... ..... 1 ....        @pd_pg_rn_rm
597CMPHS_ppzw      00100100 .. 0 ..... 110 ... ..... 0 ....        @pd_pg_rn_rm
598CMPHI_ppzw      00100100 .. 0 ..... 110 ... ..... 1 ....        @pd_pg_rn_rm
599CMPLO_ppzw      00100100 .. 0 ..... 111 ... ..... 0 ....        @pd_pg_rn_rm
600CMPLS_ppzw      00100100 .. 0 ..... 111 ... ..... 1 ....        @pd_pg_rn_rm
601
602### SVE Integer Compare - Unsigned Immediate Group
603
604# SVE integer compare with unsigned immediate
605CMPHS_ppzi      00100100 .. 1 ....... 0 ... ..... 0 ....      @pd_pg_rn_i7
606CMPHI_ppzi      00100100 .. 1 ....... 0 ... ..... 1 ....      @pd_pg_rn_i7
607CMPLO_ppzi      00100100 .. 1 ....... 1 ... ..... 0 ....      @pd_pg_rn_i7
608CMPLS_ppzi      00100100 .. 1 ....... 1 ... ..... 1 ....      @pd_pg_rn_i7
609
610### SVE Integer Compare - Signed Immediate Group
611
612# SVE integer compare with signed immediate
613CMPGE_ppzi      00100101 .. 0 ..... 000 ... ..... 0 ....      @pd_pg_rn_i5
614CMPGT_ppzi      00100101 .. 0 ..... 000 ... ..... 1 ....      @pd_pg_rn_i5
615CMPLT_ppzi      00100101 .. 0 ..... 001 ... ..... 0 ....      @pd_pg_rn_i5
616CMPLE_ppzi      00100101 .. 0 ..... 001 ... ..... 1 ....      @pd_pg_rn_i5
617CMPEQ_ppzi      00100101 .. 0 ..... 100 ... ..... 0 ....      @pd_pg_rn_i5
618CMPNE_ppzi      00100101 .. 0 ..... 100 ... ..... 1 ....      @pd_pg_rn_i5
619
620### SVE Predicate Logical Operations Group
621
622# SVE predicate logical operations
623AND_pppp        00100101 0. 00 .... 01 .... 0 .... 0 ....       @pd_pg_pn_pm_s
624BIC_pppp        00100101 0. 00 .... 01 .... 0 .... 1 ....       @pd_pg_pn_pm_s
625EOR_pppp        00100101 0. 00 .... 01 .... 1 .... 0 ....       @pd_pg_pn_pm_s
626SEL_pppp        00100101 0. 00 .... 01 .... 1 .... 1 ....       @pd_pg_pn_pm_s
627ORR_pppp        00100101 1. 00 .... 01 .... 0 .... 0 ....       @pd_pg_pn_pm_s
628ORN_pppp        00100101 1. 00 .... 01 .... 0 .... 1 ....       @pd_pg_pn_pm_s
629NOR_pppp        00100101 1. 00 .... 01 .... 1 .... 0 ....       @pd_pg_pn_pm_s
630NAND_pppp       00100101 1. 00 .... 01 .... 1 .... 1 ....       @pd_pg_pn_pm_s
631
632### SVE Predicate Misc Group
633
634# SVE predicate test
635PTEST           00100101 01 010000 11 pg:4 0 rn:4 0 0000
636
637# SVE predicate initialize
638PTRUE           00100101 esz:2 01100 s:1 111000 pat:5 0 rd:4
639
640# SVE initialize FFR
641SETFFR          00100101 0010 1100 1001 0000 0000 0000
642
643# SVE zero predicate register
644PFALSE          00100101 0001 1000 1110 0100 0000 rd:4
645
646# SVE predicate read from FFR (predicated)
647RDFFR_p         00100101 0 s:1 0110001111000 pg:4 0 rd:4
648
649# SVE predicate read from FFR (unpredicated)
650RDFFR           00100101 0001 1001 1111 0000 0000 rd:4
651
652# SVE FFR write from predicate (WRFFR)
653WRFFR           00100101 0010 1000 1001 000 rn:4 00000
654
655# SVE predicate first active
656PFIRST          00100101 01 011 000 11000 00 .... 0 ....        @pd_pn_e0
657
658# SVE predicate next active
659PNEXT           00100101 .. 011 001 11000 10 .... 0 ....        @pd_pn
660
661### SVE Partition Break Group
662
663# SVE propagate break from previous partition
664BRKPA           00100101 0. 00 .... 11 .... 0 .... 0 ....       @pd_pg_pn_pm_s
665BRKPB           00100101 0. 00 .... 11 .... 0 .... 1 ....       @pd_pg_pn_pm_s
666
667# SVE partition break condition
668BRKA_z          00100101 0. 01000001 .... 0 .... 0 ....         @pd_pg_pn_s
669BRKB_z          00100101 1. 01000001 .... 0 .... 0 ....         @pd_pg_pn_s
670BRKA_m          00100101 0. 01000001 .... 0 .... 1 ....         @pd_pg_pn_s
671BRKB_m          00100101 1. 01000001 .... 0 .... 1 ....         @pd_pg_pn_s
672
673# SVE propagate break to next partition
674BRKN            00100101 0. 01100001 .... 0 .... 0 ....         @pd_pg_pn_s
675
676### SVE Predicate Count Group
677
678# SVE predicate count
679CNTP            00100101 .. 100 000 10 .... 0 .... .....        @rd_pg4_pn
680
681# SVE inc/dec register by predicate count
682INCDECP_r       00100101 .. 10110 d:1 10001 00 .... .....     @incdec_pred u=1
683
684# SVE inc/dec vector by predicate count
685INCDECP_z       00100101 .. 10110 d:1 10000 00 .... .....    @incdec2_pred u=1
686
687# SVE saturating inc/dec register by predicate count
688SINCDECP_r_32   00100101 .. 1010 d:1 u:1 10001 00 .... .....    @incdec_pred
689SINCDECP_r_64   00100101 .. 1010 d:1 u:1 10001 10 .... .....    @incdec_pred
690
691# SVE saturating inc/dec vector by predicate count
692SINCDECP_z      00100101 .. 1010 d:1 u:1 10000 00 .... .....    @incdec2_pred
693
694### SVE Integer Compare - Scalars Group
695
696# SVE conditionally terminate scalars
697CTERM           00100101 1 sf:1 1 rm:5 001000 rn:5 ne:1 0000
698
699# SVE integer compare scalar count and limit
700WHILE           00100101 esz:2 1 rm:5 000 sf:1 u:1 1 rn:5 eq:1 rd:4
701
702### SVE Integer Wide Immediate - Unpredicated Group
703
704# SVE broadcast floating-point immediate (unpredicated)
705FDUP            00100101 esz:2 111 00 1110 imm:8 rd:5
706
707# SVE broadcast integer immediate (unpredicated)
708DUP_i           00100101 esz:2 111 00 011 . ........ rd:5       imm=%sh8_i8s
709
710# SVE integer add/subtract immediate (unpredicated)
711ADD_zzi         00100101 .. 100 000 11 . ........ .....         @rdn_sh_i8u
712SUB_zzi         00100101 .. 100 001 11 . ........ .....         @rdn_sh_i8u
713SUBR_zzi        00100101 .. 100 011 11 . ........ .....         @rdn_sh_i8u
714SQADD_zzi       00100101 .. 100 100 11 . ........ .....         @rdn_sh_i8u
715UQADD_zzi       00100101 .. 100 101 11 . ........ .....         @rdn_sh_i8u
716SQSUB_zzi       00100101 .. 100 110 11 . ........ .....         @rdn_sh_i8u
717UQSUB_zzi       00100101 .. 100 111 11 . ........ .....         @rdn_sh_i8u
718
719# SVE integer min/max immediate (unpredicated)
720SMAX_zzi        00100101 .. 101 000 110 ........ .....          @rdn_i8s
721UMAX_zzi        00100101 .. 101 001 110 ........ .....          @rdn_i8u
722SMIN_zzi        00100101 .. 101 010 110 ........ .....          @rdn_i8s
723UMIN_zzi        00100101 .. 101 011 110 ........ .....          @rdn_i8u
724
725# SVE integer multiply immediate (unpredicated)
726MUL_zzi         00100101 .. 110 000 110 ........ .....          @rdn_i8s
727
728# SVE integer dot product (unpredicated)
729DOT_zzz         01000100 1 sz:1 0 rm:5 00000 u:1 rn:5 rd:5      ra=%reg_movprfx
730
731# SVE integer dot product (indexed)
732DOT_zzx         01000100 101 index:2 rm:3 00000 u:1 rn:5 rd:5 \
733                sz=0 ra=%reg_movprfx
734DOT_zzx         01000100 111 index:1 rm:4 00000 u:1 rn:5 rd:5 \
735                sz=1 ra=%reg_movprfx
736
737# SVE floating-point complex add (predicated)
738FCADD           01100100 esz:2 00000 rot:1 100 pg:3 rm:5 rd:5 \
739                rn=%reg_movprfx
740
741# SVE floating-point complex multiply-add (predicated)
742FCMLA_zpzzz     01100100 esz:2 0 rm:5 0 rot:2 pg:3 rn:5 rd:5 \
743                ra=%reg_movprfx
744
745# SVE floating-point complex multiply-add (indexed)
746FCMLA_zzxz      01100100 10 1 index:2 rm:3 0001 rot:2 rn:5 rd:5 \
747                ra=%reg_movprfx esz=1
748FCMLA_zzxz      01100100 11 1 index:1 rm:4 0001 rot:2 rn:5 rd:5 \
749                ra=%reg_movprfx esz=2
750
751### SVE FP Multiply-Add Indexed Group
752
753# SVE floating-point multiply-add (indexed)
754FMLA_zzxz       01100100 0.1 .. rm:3 00000 sub:1 rn:5 rd:5 \
755                ra=%reg_movprfx index=%index3_22_19 esz=1
756FMLA_zzxz       01100100 101 index:2 rm:3 00000 sub:1 rn:5 rd:5 \
757                ra=%reg_movprfx esz=2
758FMLA_zzxz       01100100 111 index:1 rm:4 00000 sub:1 rn:5 rd:5 \
759                ra=%reg_movprfx esz=3
760
761### SVE FP Multiply Indexed Group
762
763# SVE floating-point multiply (indexed)
764FMUL_zzx        01100100 0.1 .. rm:3 001000 rn:5 rd:5 \
765                index=%index3_22_19 esz=1
766FMUL_zzx        01100100 101 index:2 rm:3 001000 rn:5 rd:5      esz=2
767FMUL_zzx        01100100 111 index:1 rm:4 001000 rn:5 rd:5      esz=3
768
769### SVE FP Fast Reduction Group
770
771FADDV           01100101 .. 000 000 001 ... ..... .....         @rd_pg_rn
772FMAXNMV         01100101 .. 000 100 001 ... ..... .....         @rd_pg_rn
773FMINNMV         01100101 .. 000 101 001 ... ..... .....         @rd_pg_rn
774FMAXV           01100101 .. 000 110 001 ... ..... .....         @rd_pg_rn
775FMINV           01100101 .. 000 111 001 ... ..... .....         @rd_pg_rn
776
777## SVE Floating Point Unary Operations - Unpredicated Group
778
779FRECPE          01100101 .. 001 110 001100 ..... .....          @rd_rn
780FRSQRTE         01100101 .. 001 111 001100 ..... .....          @rd_rn
781
782### SVE FP Compare with Zero Group
783
784FCMGE_ppz0      01100101 .. 0100 00 001 ... ..... 0 ....        @pd_pg_rn
785FCMGT_ppz0      01100101 .. 0100 00 001 ... ..... 1 ....        @pd_pg_rn
786FCMLT_ppz0      01100101 .. 0100 01 001 ... ..... 0 ....        @pd_pg_rn
787FCMLE_ppz0      01100101 .. 0100 01 001 ... ..... 1 ....        @pd_pg_rn
788FCMEQ_ppz0      01100101 .. 0100 10 001 ... ..... 0 ....        @pd_pg_rn
789FCMNE_ppz0      01100101 .. 0100 11 001 ... ..... 0 ....        @pd_pg_rn
790
791### SVE FP Accumulating Reduction Group
792
793# SVE floating-point serial reduction (predicated)
794FADDA           01100101 .. 011 000 001 ... ..... .....         @rdn_pg_rm
795
796### SVE Floating Point Arithmetic - Unpredicated Group
797
798# SVE floating-point arithmetic (unpredicated)
799FADD_zzz        01100101 .. 0 ..... 000 000 ..... .....         @rd_rn_rm
800FSUB_zzz        01100101 .. 0 ..... 000 001 ..... .....         @rd_rn_rm
801FMUL_zzz        01100101 .. 0 ..... 000 010 ..... .....         @rd_rn_rm
802FTSMUL          01100101 .. 0 ..... 000 011 ..... .....         @rd_rn_rm
803FRECPS          01100101 .. 0 ..... 000 110 ..... .....         @rd_rn_rm
804FRSQRTS         01100101 .. 0 ..... 000 111 ..... .....         @rd_rn_rm
805
806### SVE FP Arithmetic Predicated Group
807
808# SVE floating-point arithmetic (predicated)
809FADD_zpzz       01100101 .. 00 0000 100 ... ..... .....    @rdn_pg_rm
810FSUB_zpzz       01100101 .. 00 0001 100 ... ..... .....    @rdn_pg_rm
811FMUL_zpzz       01100101 .. 00 0010 100 ... ..... .....    @rdn_pg_rm
812FSUB_zpzz       01100101 .. 00 0011 100 ... ..... .....    @rdm_pg_rn # FSUBR
813FMAXNM_zpzz     01100101 .. 00 0100 100 ... ..... .....    @rdn_pg_rm
814FMINNM_zpzz     01100101 .. 00 0101 100 ... ..... .....    @rdn_pg_rm
815FMAX_zpzz       01100101 .. 00 0110 100 ... ..... .....    @rdn_pg_rm
816FMIN_zpzz       01100101 .. 00 0111 100 ... ..... .....    @rdn_pg_rm
817FABD            01100101 .. 00 1000 100 ... ..... .....    @rdn_pg_rm
818FSCALE          01100101 .. 00 1001 100 ... ..... .....    @rdn_pg_rm
819FMULX           01100101 .. 00 1010 100 ... ..... .....    @rdn_pg_rm
820FDIV            01100101 .. 00 1100 100 ... ..... .....    @rdm_pg_rn # FDIVR
821FDIV            01100101 .. 00 1101 100 ... ..... .....    @rdn_pg_rm
822
823# SVE floating-point arithmetic with immediate (predicated)
824FADD_zpzi       01100101 .. 011 000 100 ... 0000 . .....        @rdn_i1
825FSUB_zpzi       01100101 .. 011 001 100 ... 0000 . .....        @rdn_i1
826FMUL_zpzi       01100101 .. 011 010 100 ... 0000 . .....        @rdn_i1
827FSUBR_zpzi      01100101 .. 011 011 100 ... 0000 . .....        @rdn_i1
828FMAXNM_zpzi     01100101 .. 011 100 100 ... 0000 . .....        @rdn_i1
829FMINNM_zpzi     01100101 .. 011 101 100 ... 0000 . .....        @rdn_i1
830FMAX_zpzi       01100101 .. 011 110 100 ... 0000 . .....        @rdn_i1
831FMIN_zpzi       01100101 .. 011 111 100 ... 0000 . .....        @rdn_i1
832
833# SVE floating-point trig multiply-add coefficient
834FTMAD           01100101 esz:2 010 imm:3 100000 rm:5 rd:5       rn=%reg_movprfx
835
836### SVE FP Multiply-Add Group
837
838# SVE floating-point multiply-accumulate writing addend
839FMLA_zpzzz      01100101 .. 1 ..... 000 ... ..... .....         @rda_pg_rn_rm
840FMLS_zpzzz      01100101 .. 1 ..... 001 ... ..... .....         @rda_pg_rn_rm
841FNMLA_zpzzz     01100101 .. 1 ..... 010 ... ..... .....         @rda_pg_rn_rm
842FNMLS_zpzzz     01100101 .. 1 ..... 011 ... ..... .....         @rda_pg_rn_rm
843
844# SVE floating-point multiply-accumulate writing multiplicand
845# Alter the operand extraction order and reuse the helpers from above.
846# FMAD, FMSB, FNMAD, FNMS
847FMLA_zpzzz      01100101 .. 1 ..... 100 ... ..... .....         @rdn_pg_rm_ra
848FMLS_zpzzz      01100101 .. 1 ..... 101 ... ..... .....         @rdn_pg_rm_ra
849FNMLA_zpzzz     01100101 .. 1 ..... 110 ... ..... .....         @rdn_pg_rm_ra
850FNMLS_zpzzz     01100101 .. 1 ..... 111 ... ..... .....         @rdn_pg_rm_ra
851
852### SVE FP Unary Operations Predicated Group
853
854# SVE floating-point convert precision
855FCVT_sh         01100101 10 0010 00 101 ... ..... .....         @rd_pg_rn_e0
856FCVT_hs         01100101 10 0010 01 101 ... ..... .....         @rd_pg_rn_e0
857FCVT_dh         01100101 11 0010 00 101 ... ..... .....         @rd_pg_rn_e0
858FCVT_hd         01100101 11 0010 01 101 ... ..... .....         @rd_pg_rn_e0
859FCVT_ds         01100101 11 0010 10 101 ... ..... .....         @rd_pg_rn_e0
860FCVT_sd         01100101 11 0010 11 101 ... ..... .....         @rd_pg_rn_e0
861
862# SVE floating-point convert to integer
863FCVTZS_hh       01100101 01 011 01 0 101 ... ..... .....        @rd_pg_rn_e0
864FCVTZU_hh       01100101 01 011 01 1 101 ... ..... .....        @rd_pg_rn_e0
865FCVTZS_hs       01100101 01 011 10 0 101 ... ..... .....        @rd_pg_rn_e0
866FCVTZU_hs       01100101 01 011 10 1 101 ... ..... .....        @rd_pg_rn_e0
867FCVTZS_hd       01100101 01 011 11 0 101 ... ..... .....        @rd_pg_rn_e0
868FCVTZU_hd       01100101 01 011 11 1 101 ... ..... .....        @rd_pg_rn_e0
869FCVTZS_ss       01100101 10 011 10 0 101 ... ..... .....        @rd_pg_rn_e0
870FCVTZU_ss       01100101 10 011 10 1 101 ... ..... .....        @rd_pg_rn_e0
871FCVTZS_ds       01100101 11 011 00 0 101 ... ..... .....        @rd_pg_rn_e0
872FCVTZU_ds       01100101 11 011 00 1 101 ... ..... .....        @rd_pg_rn_e0
873FCVTZS_sd       01100101 11 011 10 0 101 ... ..... .....        @rd_pg_rn_e0
874FCVTZU_sd       01100101 11 011 10 1 101 ... ..... .....        @rd_pg_rn_e0
875FCVTZS_dd       01100101 11 011 11 0 101 ... ..... .....        @rd_pg_rn_e0
876FCVTZU_dd       01100101 11 011 11 1 101 ... ..... .....        @rd_pg_rn_e0
877
878# SVE floating-point round to integral value
879FRINTN          01100101 .. 000 000 101 ... ..... .....         @rd_pg_rn
880FRINTP          01100101 .. 000 001 101 ... ..... .....         @rd_pg_rn
881FRINTM          01100101 .. 000 010 101 ... ..... .....         @rd_pg_rn
882FRINTZ          01100101 .. 000 011 101 ... ..... .....         @rd_pg_rn
883FRINTA          01100101 .. 000 100 101 ... ..... .....         @rd_pg_rn
884FRINTX          01100101 .. 000 110 101 ... ..... .....         @rd_pg_rn
885FRINTI          01100101 .. 000 111 101 ... ..... .....         @rd_pg_rn
886
887# SVE floating-point unary operations
888FRECPX          01100101 .. 001 100 101 ... ..... .....         @rd_pg_rn
889FSQRT           01100101 .. 001 101 101 ... ..... .....         @rd_pg_rn
890
891# SVE integer convert to floating-point
892SCVTF_hh        01100101 01 010 01 0 101 ... ..... .....        @rd_pg_rn_e0
893SCVTF_sh        01100101 01 010 10 0 101 ... ..... .....        @rd_pg_rn_e0
894SCVTF_dh        01100101 01 010 11 0 101 ... ..... .....        @rd_pg_rn_e0
895SCVTF_ss        01100101 10 010 10 0 101 ... ..... .....        @rd_pg_rn_e0
896SCVTF_sd        01100101 11 010 00 0 101 ... ..... .....        @rd_pg_rn_e0
897SCVTF_ds        01100101 11 010 10 0 101 ... ..... .....        @rd_pg_rn_e0
898SCVTF_dd        01100101 11 010 11 0 101 ... ..... .....        @rd_pg_rn_e0
899
900UCVTF_hh        01100101 01 010 01 1 101 ... ..... .....        @rd_pg_rn_e0
901UCVTF_sh        01100101 01 010 10 1 101 ... ..... .....        @rd_pg_rn_e0
902UCVTF_dh        01100101 01 010 11 1 101 ... ..... .....        @rd_pg_rn_e0
903UCVTF_ss        01100101 10 010 10 1 101 ... ..... .....        @rd_pg_rn_e0
904UCVTF_sd        01100101 11 010 00 1 101 ... ..... .....        @rd_pg_rn_e0
905UCVTF_ds        01100101 11 010 10 1 101 ... ..... .....        @rd_pg_rn_e0
906UCVTF_dd        01100101 11 010 11 1 101 ... ..... .....        @rd_pg_rn_e0
907
908### SVE Memory - 32-bit Gather and Unsized Contiguous Group
909
910# SVE load predicate register
911LDR_pri         10000101 10 ...... 000 ... ..... 0 ....         @pd_rn_i9
912
913# SVE load vector register
914LDR_zri         10000101 10 ...... 010 ... ..... .....          @rd_rn_i9
915
916# SVE load and broadcast element
917LD1R_zpri       1000010 .. 1 imm:6 1.. pg:3 rn:5 rd:5 \
918                &rpri_load dtype=%dtype_23_13 nreg=0
919
920# SVE 32-bit gather load (scalar plus 32-bit unscaled offsets)
921# SVE 32-bit gather load (scalar plus 32-bit scaled offsets)
922LD1_zprz        1000010 00 .0 ..... 0.. ... ..... ..... \
923                @rprr_g_load_xs_u esz=2 msz=0 scale=0
924LD1_zprz        1000010 01 .. ..... 0.. ... ..... ..... \
925                @rprr_g_load_xs_u_sc esz=2 msz=1
926LD1_zprz        1000010 10 .. ..... 01. ... ..... ..... \
927                @rprr_g_load_xs_sc esz=2 msz=2 u=1
928
929# SVE 32-bit gather load (vector plus immediate)
930LD1_zpiz        1000010 .. 01 ..... 1.. ... ..... ..... \
931                @rpri_g_load esz=2
932
933### SVE Memory Contiguous Load Group
934
935# SVE contiguous load (scalar plus scalar)
936LD_zprr         1010010 .... ..... 010 ... ..... .....    @rprr_load_dt nreg=0
937
938# SVE contiguous first-fault load (scalar plus scalar)
939LDFF1_zprr      1010010 .... ..... 011 ... ..... .....    @rprr_load_dt nreg=0
940
941# SVE contiguous load (scalar plus immediate)
942LD_zpri         1010010 .... 0.... 101 ... ..... .....    @rpri_load_dt nreg=0
943
944# SVE contiguous non-fault load (scalar plus immediate)
945LDNF1_zpri      1010010 .... 1.... 101 ... ..... .....    @rpri_load_dt nreg=0
946
947# SVE contiguous non-temporal load (scalar plus scalar)
948# LDNT1B, LDNT1H, LDNT1W, LDNT1D
949# SVE load multiple structures (scalar plus scalar)
950# LD2B, LD2H, LD2W, LD2D; etc.
951LD_zprr         1010010 .. nreg:2 ..... 110 ... ..... .....     @rprr_load_msz
952
953# SVE contiguous non-temporal load (scalar plus immediate)
954# LDNT1B, LDNT1H, LDNT1W, LDNT1D
955# SVE load multiple structures (scalar plus immediate)
956# LD2B, LD2H, LD2W, LD2D; etc.
957LD_zpri         1010010 .. nreg:2 0.... 111 ... ..... .....     @rpri_load_msz
958
959# SVE load and broadcast quadword (scalar plus scalar)
960LD1RQ_zprr      1010010 .. 00 ..... 000 ... ..... ..... \
961                @rprr_load_msz nreg=0
962
963# SVE load and broadcast quadword (scalar plus immediate)
964# LD1RQB, LD1RQH, LD1RQS, LD1RQD
965LD1RQ_zpri      1010010 .. 00 0.... 001 ... ..... ..... \
966                @rpri_load_msz nreg=0
967
968# SVE 32-bit gather prefetch (scalar plus 32-bit scaled offsets)
969PRF             1000010 00 -1 ----- 0-- --- ----- 0 ----
970
971# SVE 32-bit gather prefetch (vector plus immediate)
972PRF             1000010 -- 00 ----- 111 --- ----- 0 ----
973
974# SVE contiguous prefetch (scalar plus immediate)
975PRF             1000010 11 1- ----- 0-- --- ----- 0 ----
976
977# SVE contiguous prefetch (scalar plus scalar)
978PRF_rr          1000010 -- 00 rm:5 110 --- ----- 0 ----
979
980### SVE Memory 64-bit Gather Group
981
982# SVE 64-bit gather load (scalar plus 32-bit unpacked unscaled offsets)
983# SVE 64-bit gather load (scalar plus 32-bit unpacked scaled offsets)
984LD1_zprz        1100010 00 .0 ..... 0.. ... ..... ..... \
985                @rprr_g_load_xs_u esz=3 msz=0 scale=0
986LD1_zprz        1100010 01 .. ..... 0.. ... ..... ..... \
987                @rprr_g_load_xs_u_sc esz=3 msz=1
988LD1_zprz        1100010 10 .. ..... 0.. ... ..... ..... \
989                @rprr_g_load_xs_u_sc esz=3 msz=2
990LD1_zprz        1100010 11 .. ..... 01. ... ..... ..... \
991                @rprr_g_load_xs_sc esz=3 msz=3 u=1
992
993# SVE 64-bit gather load (scalar plus 64-bit unscaled offsets)
994# SVE 64-bit gather load (scalar plus 64-bit scaled offsets)
995LD1_zprz        1100010 00 10 ..... 1.. ... ..... ..... \
996                @rprr_g_load_u esz=3 msz=0 scale=0
997LD1_zprz        1100010 01 1. ..... 1.. ... ..... ..... \
998                @rprr_g_load_u_sc esz=3 msz=1
999LD1_zprz        1100010 10 1. ..... 1.. ... ..... ..... \
1000                @rprr_g_load_u_sc esz=3 msz=2
1001LD1_zprz        1100010 11 1. ..... 11. ... ..... ..... \
1002                @rprr_g_load_sc esz=3 msz=3 u=1
1003
1004# SVE 64-bit gather load (vector plus immediate)
1005LD1_zpiz        1100010 .. 01 ..... 1.. ... ..... ..... \
1006                @rpri_g_load esz=3
1007
1008# SVE 64-bit gather prefetch (scalar plus 64-bit scaled offsets)
1009PRF             1100010 00 11 ----- 1-- --- ----- 0 ----
1010
1011# SVE 64-bit gather prefetch (scalar plus unpacked 32-bit scaled offsets)
1012PRF             1100010 00 -1 ----- 0-- --- ----- 0 ----
1013
1014# SVE 64-bit gather prefetch (vector plus immediate)
1015PRF             1100010 -- 00 ----- 111 --- ----- 0 ----
1016
1017### SVE Memory Store Group
1018
1019# SVE store predicate register
1020STR_pri         1110010 11 0.     ..... 000 ... ..... 0 ....    @pd_rn_i9
1021
1022# SVE store vector register
1023STR_zri         1110010 11 0.     ..... 010 ... ..... .....     @rd_rn_i9
1024
1025# SVE contiguous store (scalar plus immediate)
1026# ST1B, ST1H, ST1W, ST1D; require msz <= esz
1027ST_zpri         1110010 .. esz:2  0.... 111 ... ..... ..... \
1028                @rpri_store_msz nreg=0
1029
1030# SVE contiguous store (scalar plus scalar)
1031# ST1B, ST1H, ST1W, ST1D; require msz <= esz
1032# Enumerate msz lest we conflict with STR_zri.
1033ST_zprr         1110010 00 ..     ..... 010 ... ..... ..... \
1034                @rprr_store_esz_n0 msz=0
1035ST_zprr         1110010 01 ..     ..... 010 ... ..... ..... \
1036                @rprr_store_esz_n0 msz=1
1037ST_zprr         1110010 10 ..     ..... 010 ... ..... ..... \
1038                @rprr_store_esz_n0 msz=2
1039ST_zprr         1110010 11 11     ..... 010 ... ..... ..... \
1040                @rprr_store msz=3 esz=3 nreg=0
1041
1042# SVE contiguous non-temporal store (scalar plus immediate)  (nreg == 0)
1043# SVE store multiple structures (scalar plus immediate)      (nreg != 0)
1044ST_zpri         1110010 .. nreg:2 1.... 111 ... ..... ..... \
1045                @rpri_store_msz esz=%size_23
1046
1047# SVE contiguous non-temporal store (scalar plus scalar)     (nreg == 0)
1048# SVE store multiple structures (scalar plus scalar)         (nreg != 0)
1049ST_zprr         1110010 msz:2 nreg:2 ..... 011 ... ..... ..... \
1050                @rprr_store esz=%size_23
1051
1052# SVE 32-bit scatter store (scalar plus 32-bit scaled offsets)
1053# Require msz > 0 && msz <= esz.
1054ST1_zprz        1110010 .. 11 ..... 100 ... ..... ..... \
1055                @rprr_scatter_store xs=0 esz=2 scale=1
1056ST1_zprz        1110010 .. 11 ..... 110 ... ..... ..... \
1057                @rprr_scatter_store xs=1 esz=2 scale=1
1058
1059# SVE 32-bit scatter store (scalar plus 32-bit unscaled offsets)
1060# Require msz <= esz.
1061ST1_zprz        1110010 .. 10 ..... 100 ... ..... ..... \
1062                @rprr_scatter_store xs=0 esz=2 scale=0
1063ST1_zprz        1110010 .. 10 ..... 110 ... ..... ..... \
1064                @rprr_scatter_store xs=1 esz=2 scale=0
1065
1066# SVE 64-bit scatter store (scalar plus 64-bit scaled offset)
1067# Require msz > 0
1068ST1_zprz        1110010 .. 01 ..... 101 ... ..... ..... \
1069                @rprr_scatter_store xs=2 esz=3 scale=1
1070
1071# SVE 64-bit scatter store (scalar plus 64-bit unscaled offset)
1072ST1_zprz        1110010 .. 00 ..... 101 ... ..... ..... \
1073                @rprr_scatter_store xs=2 esz=3 scale=0
1074
1075# SVE 64-bit scatter store (vector plus immediate)
1076ST1_zpiz        1110010 .. 10 ..... 101 ... ..... ..... \
1077                @rpri_scatter_store esz=3
1078
1079# SVE 32-bit scatter store (vector plus immediate)
1080ST1_zpiz        1110010 .. 11 ..... 101 ... ..... ..... \
1081                @rpri_scatter_store esz=2
1082
1083# SVE 64-bit scatter store (scalar plus unpacked 32-bit scaled offset)
1084# Require msz > 0
1085ST1_zprz        1110010 .. 01 ..... 100 ... ..... ..... \
1086                @rprr_scatter_store xs=0 esz=3 scale=1
1087ST1_zprz        1110010 .. 01 ..... 110 ... ..... ..... \
1088                @rprr_scatter_store xs=1 esz=3 scale=1
1089
1090# SVE 64-bit scatter store (scalar plus unpacked 32-bit unscaled offset)
1091ST1_zprz        1110010 .. 00 ..... 100 ... ..... ..... \
1092                @rprr_scatter_store xs=0 esz=3 scale=0
1093ST1_zprz        1110010 .. 00 ..... 110 ... ..... ..... \
1094                @rprr_scatter_store xs=1 esz=3 scale=0
1095