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1 // Copyright 2015, VIXL authors
2 // All rights reserved.
3 //
4 // Redistribution and use in source and binary forms, with or without
5 // modification, are permitted provided that the following conditions are met:
6 //
7 //   * Redistributions of source code must retain the above copyright notice,
8 //     this list of conditions and the following disclaimer.
9 //   * Redistributions in binary form must reproduce the above copyright notice,
10 //     this list of conditions and the following disclaimer in the documentation
11 //     and/or other materials provided with the distribution.
12 //   * Neither the name of ARM Limited nor the names of its contributors may be
13 //     used to endorse or promote products derived from this software without
14 //     specific prior written permission.
15 //
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS CONTRIBUTORS "AS IS" AND
17 // ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
20 // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
22 // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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24 // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
25 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 
27 #ifndef VIXL_AARCH64_CONSTANTS_AARCH64_H_
28 #define VIXL_AARCH64_CONSTANTS_AARCH64_H_
29 
30 #include "../globals-vixl.h"
31 
32 namespace vixl {
33 namespace aarch64 {
34 
35 const unsigned kNumberOfRegisters = 32;
36 const unsigned kNumberOfVRegisters = 32;
37 const unsigned kNumberOfZRegisters = kNumberOfVRegisters;
38 const unsigned kNumberOfPRegisters = 16;
39 // Callee saved registers are x21-x30(lr).
40 const int kNumberOfCalleeSavedRegisters = 10;
41 const int kFirstCalleeSavedRegisterIndex = 21;
42 // Callee saved FP registers are d8-d15. Note that the high parts of v8-v15 are
43 // still caller-saved.
44 const int kNumberOfCalleeSavedFPRegisters = 8;
45 const int kFirstCalleeSavedFPRegisterIndex = 8;
46 // All predicated instructions accept at least p0-p7 as the governing predicate.
47 const unsigned kNumberOfGoverningPRegisters = 8;
48 
49 // clang-format off
50 #define AARCH64_P_REGISTER_CODE_LIST(R)                                        \
51   R(0)  R(1)  R(2)  R(3)  R(4)  R(5)  R(6)  R(7)                               \
52   R(8)  R(9)  R(10) R(11) R(12) R(13) R(14) R(15)
53 
54 #define AARCH64_REGISTER_CODE_LIST(R)                                          \
55   R(0)  R(1)  R(2)  R(3)  R(4)  R(5)  R(6)  R(7)                               \
56   R(8)  R(9)  R(10) R(11) R(12) R(13) R(14) R(15)                              \
57   R(16) R(17) R(18) R(19) R(20) R(21) R(22) R(23)                              \
58   R(24) R(25) R(26) R(27) R(28) R(29) R(30) R(31)
59 
60 // SVE loads and stores use "w" instead of "s" for word-sized accesses, so the
61 // mapping from the load/store variant to constants like k*RegSize is irregular.
62 #define VIXL_SVE_LOAD_STORE_VARIANT_LIST(V) \
63   V(b, B)                            \
64   V(h, H)                            \
65   V(w, S)                            \
66   V(d, D)
67 
68 // Sign-extending loads don't have double-word variants.
69 #define VIXL_SVE_LOAD_STORE_SIGNED_VARIANT_LIST(V) \
70   V(b, B)                            \
71   V(h, H)                            \
72   V(w, S)
73 
74 #define INSTRUCTION_FIELDS_LIST(V_)                                          \
75 /* Register fields */                                                        \
76 V_(Rd, 4, 0, ExtractBits)         /* Destination register.                */ \
77 V_(Rn, 9, 5, ExtractBits)         /* First source register.               */ \
78 V_(Rm, 20, 16, ExtractBits)       /* Second source register.              */ \
79 V_(RmLow16, 19, 16, ExtractBits)  /* Second source register (code 0-15).  */ \
80 V_(Ra, 14, 10, ExtractBits)       /* Third source register.               */ \
81 V_(Rt, 4, 0, ExtractBits)         /* Load/store register.                 */ \
82 V_(Rt2, 14, 10, ExtractBits)      /* Load/store second register.          */ \
83 V_(Rs, 20, 16, ExtractBits)       /* Exclusive access status.             */ \
84 V_(Pt, 3, 0, ExtractBits)         /* Load/store register (p0-p7).         */ \
85 V_(Pd, 3, 0, ExtractBits)         /* SVE destination predicate register.  */ \
86 V_(Pn, 8, 5, ExtractBits)         /* SVE first source predicate register. */ \
87 V_(Pm, 19, 16, ExtractBits)       /* SVE second source predicate register.*/ \
88 V_(PgLow8, 12, 10, ExtractBits)   /* Governing predicate (p0-p7).         */ \
89                                                                              \
90 /* Common bits */                                                            \
91 V_(SixtyFourBits, 31, 31, ExtractBits)                                       \
92 V_(FlagsUpdate, 29, 29, ExtractBits)                                         \
93                                                                              \
94 /* PC relative addressing */                                                 \
95 V_(ImmPCRelHi, 23, 5, ExtractSignedBits)                                     \
96 V_(ImmPCRelLo, 30, 29, ExtractBits)                                          \
97                                                                              \
98 /* Add/subtract/logical shift register */                                    \
99 V_(ShiftDP, 23, 22, ExtractBits)                                             \
100 V_(ImmDPShift, 15, 10, ExtractBits)                                          \
101                                                                              \
102 /* Add/subtract immediate */                                                 \
103 V_(ImmAddSub, 21, 10, ExtractBits)                                           \
104 V_(ImmAddSubShift, 22, 22, ExtractBits)                                      \
105                                                                              \
106 /* Add/substract extend */                                                   \
107 V_(ImmExtendShift, 12, 10, ExtractBits)                                      \
108 V_(ExtendMode, 15, 13, ExtractBits)                                          \
109                                                                              \
110 /* Move wide */                                                              \
111 V_(ImmMoveWide, 20, 5, ExtractBits)                                          \
112 V_(ShiftMoveWide, 22, 21, ExtractBits)                                       \
113                                                                              \
114 /* Logical immediate, bitfield and extract */                                \
115 V_(BitN, 22, 22, ExtractBits)                                                \
116 V_(ImmRotate, 21, 16, ExtractBits)                                           \
117 V_(ImmSetBits, 15, 10, ExtractBits)                                          \
118 V_(ImmR, 21, 16, ExtractBits)                                                \
119 V_(ImmS, 15, 10, ExtractBits)                                                \
120                                                                              \
121 /* Test and branch immediate */                                              \
122 V_(ImmTestBranch, 18, 5, ExtractSignedBits)                                  \
123 V_(ImmTestBranchBit40, 23, 19, ExtractBits)                                  \
124 V_(ImmTestBranchBit5, 31, 31, ExtractBits)                                   \
125                                                                              \
126 /* Conditionals */                                                           \
127 V_(Condition, 15, 12, ExtractBits)                                           \
128 V_(ConditionBranch, 3, 0, ExtractBits)                                       \
129 V_(Nzcv, 3, 0, ExtractBits)                                                  \
130 V_(ImmCondCmp, 20, 16, ExtractBits)                                          \
131 V_(ImmCondBranch, 23, 5, ExtractSignedBits)                                  \
132                                                                              \
133 /* Floating point */                                                         \
134 V_(FPType, 23, 22, ExtractBits)                                              \
135 V_(ImmFP, 20, 13, ExtractBits)                                               \
136 V_(FPScale, 15, 10, ExtractBits)                                             \
137                                                                              \
138 /* Load Store */                                                             \
139 V_(ImmLS, 20, 12, ExtractSignedBits)                                         \
140 V_(ImmLSUnsigned, 21, 10, ExtractBits)                                       \
141 V_(ImmLSPair, 21, 15, ExtractSignedBits)                                     \
142 V_(ImmShiftLS, 12, 12, ExtractBits)                                          \
143 V_(LSOpc, 23, 22, ExtractBits)                                               \
144 V_(LSVector, 26, 26, ExtractBits)                                            \
145 V_(LSSize, 31, 30, ExtractBits)                                              \
146 V_(ImmPrefetchOperation, 4, 0, ExtractBits)                                  \
147 V_(PrefetchHint, 4, 3, ExtractBits)                                          \
148 V_(PrefetchTarget, 2, 1, ExtractBits)                                        \
149 V_(PrefetchStream, 0, 0, ExtractBits)                                        \
150 V_(ImmLSPACHi, 22, 22, ExtractSignedBits)                                    \
151 V_(ImmLSPACLo, 20, 12, ExtractBits)                                          \
152                                                                              \
153 /* Other immediates */                                                       \
154 V_(ImmUncondBranch, 25, 0, ExtractSignedBits)                                \
155 V_(ImmCmpBranch, 23, 5, ExtractSignedBits)                                   \
156 V_(ImmLLiteral, 23, 5, ExtractSignedBits)                                    \
157 V_(ImmException, 20, 5, ExtractBits)                                         \
158 V_(ImmHint, 11, 5, ExtractBits)                                              \
159 V_(ImmBarrierDomain, 11, 10, ExtractBits)                                    \
160 V_(ImmBarrierType, 9, 8, ExtractBits)                                        \
161 V_(ImmUdf, 15, 0, ExtractBits)                                               \
162                                                                              \
163 /* System (MRS, MSR, SYS) */                                                 \
164 V_(ImmSystemRegister, 20, 5, ExtractBits)                                    \
165 V_(SysO0, 19, 19, ExtractBits)                                               \
166 V_(SysOp, 18, 5, ExtractBits)                                                \
167 V_(SysOp0, 20, 19, ExtractBits)                                              \
168 V_(SysOp1, 18, 16, ExtractBits)                                              \
169 V_(SysOp2, 7, 5, ExtractBits)                                                \
170 V_(CRn, 15, 12, ExtractBits)                                                 \
171 V_(CRm, 11, 8, ExtractBits)                                                  \
172 V_(ImmRMIFRotation, 20, 15, ExtractBits)                                     \
173                                                                              \
174 /* Load-/store-exclusive */                                                  \
175 V_(LdStXLoad, 22, 22, ExtractBits)                                           \
176 V_(LdStXNotExclusive, 23, 23, ExtractBits)                                   \
177 V_(LdStXAcquireRelease, 15, 15, ExtractBits)                                 \
178 V_(LdStXSizeLog2, 31, 30, ExtractBits)                                       \
179 V_(LdStXPair, 21, 21, ExtractBits)                                           \
180                                                                              \
181 /* NEON generic fields */                                                    \
182 V_(NEONQ, 30, 30, ExtractBits)                                               \
183 V_(NEONSize, 23, 22, ExtractBits)                                            \
184 V_(NEONLSSize, 11, 10, ExtractBits)                                          \
185 V_(NEONS, 12, 12, ExtractBits)                                               \
186 V_(NEONL, 21, 21, ExtractBits)                                               \
187 V_(NEONM, 20, 20, ExtractBits)                                               \
188 V_(NEONH, 11, 11, ExtractBits)                                               \
189 V_(ImmNEONExt, 14, 11, ExtractBits)                                          \
190 V_(ImmNEON5, 20, 16, ExtractBits)                                            \
191 V_(ImmNEON4, 14, 11, ExtractBits)                                            \
192                                                                              \
193 /* NEON extra fields */                                                      \
194 V_(ImmRotFcadd, 12, 12, ExtractBits)                                         \
195 V_(ImmRotFcmlaVec, 12, 11, ExtractBits)                                      \
196 V_(ImmRotFcmlaSca, 14, 13, ExtractBits)                                      \
197                                                                              \
198 /* NEON Modified Immediate fields */                                         \
199 V_(ImmNEONabc, 18, 16, ExtractBits)                                          \
200 V_(ImmNEONdefgh, 9, 5, ExtractBits)                                          \
201 V_(NEONModImmOp, 29, 29, ExtractBits)                                        \
202 V_(NEONCmode, 15, 12, ExtractBits)                                           \
203                                                                              \
204 /* NEON Shift Immediate fields */                                            \
205 V_(ImmNEONImmhImmb, 22, 16, ExtractBits)                                     \
206 V_(ImmNEONImmh, 22, 19, ExtractBits)                                         \
207 V_(ImmNEONImmb, 18, 16, ExtractBits)                                         \
208                                                                              \
209 /* SVE generic fields */                                                     \
210 V_(SVESize, 23, 22, ExtractBits)                                             \
211 V_(ImmSVEVLScale, 10, 5, ExtractSignedBits)                                  \
212 V_(ImmSVEIntWideSigned, 12, 5, ExtractSignedBits)                            \
213 V_(ImmSVEIntWideUnsigned, 12, 5, ExtractBits)                                \
214 V_(ImmSVEPredicateConstraint, 9, 5, ExtractBits)                             \
215                                                                              \
216 /* SVE Bitwise Immediate bitfield */                                         \
217 V_(SVEBitN, 17, 17, ExtractBits)                                             \
218 V_(SVEImmRotate, 16, 11, ExtractBits)                                        \
219 V_(SVEImmSetBits, 10, 5, ExtractBits)                                        \
220                                                                              \
221 V_(SVEImmPrefetchOperation, 3, 0, ExtractBits)                               \
222 V_(SVEPrefetchHint, 3, 3, ExtractBits)
223 
224 // clang-format on
225 
226 #define SYSTEM_REGISTER_FIELDS_LIST(V_, M_) \
227   /* NZCV */                                \
228   V_(Flags, 31, 28, ExtractBits)            \
229   V_(N, 31, 31, ExtractBits)                \
230   V_(Z, 30, 30, ExtractBits)                \
231   V_(C, 29, 29, ExtractBits)                \
232   V_(V, 28, 28, ExtractBits)                \
233   M_(NZCV, Flags_mask)                      \
234   /* FPCR */                                \
235   V_(AHP, 26, 26, ExtractBits)              \
236   V_(DN, 25, 25, ExtractBits)               \
237   V_(FZ, 24, 24, ExtractBits)               \
238   V_(RMode, 23, 22, ExtractBits)            \
239   M_(FPCR, AHP_mask | DN_mask | FZ_mask | RMode_mask)
240 
241 // Fields offsets.
242 #define DECLARE_FIELDS_OFFSETS(Name, HighBit, LowBit, X) \
243   const int Name##_offset = LowBit;                      \
244   const int Name##_width = HighBit - LowBit + 1;         \
245   const uint32_t Name##_mask = ((1 << Name##_width) - 1) << LowBit;
246 #define NOTHING(A, B)
247 INSTRUCTION_FIELDS_LIST(DECLARE_FIELDS_OFFSETS)
248 SYSTEM_REGISTER_FIELDS_LIST(DECLARE_FIELDS_OFFSETS, NOTHING)
249 #undef NOTHING
250 #undef DECLARE_FIELDS_BITS
251 
252 // ImmPCRel is a compound field (not present in INSTRUCTION_FIELDS_LIST), formed
253 // from ImmPCRelLo and ImmPCRelHi.
254 const int ImmPCRel_mask = ImmPCRelLo_mask | ImmPCRelHi_mask;
255 
256 // Disable `clang-format` for the `enum`s below. We care about the manual
257 // formatting that `clang-format` would destroy.
258 // clang-format off
259 
260 // Condition codes.
261 enum Condition {
262   eq = 0,   // Z set            Equal.
263   ne = 1,   // Z clear          Not equal.
264   cs = 2,   // C set            Carry set.
265   cc = 3,   // C clear          Carry clear.
266   mi = 4,   // N set            Negative.
267   pl = 5,   // N clear          Positive or zero.
268   vs = 6,   // V set            Overflow.
269   vc = 7,   // V clear          No overflow.
270   hi = 8,   // C set, Z clear   Unsigned higher.
271   ls = 9,   // C clear or Z set Unsigned lower or same.
272   ge = 10,  // N == V           Greater or equal.
273   lt = 11,  // N != V           Less than.
274   gt = 12,  // Z clear, N == V  Greater than.
275   le = 13,  // Z set or N != V  Less then or equal
276   al = 14,  //                  Always.
277   nv = 15,  // Behaves as always/al.
278 
279   // Aliases.
280   hs = cs,  // C set            Unsigned higher or same.
281   lo = cc,  // C clear          Unsigned lower.
282 
283   // Floating-point additional condition code.
284   uo,       // Unordered comparison.
285 
286   // SVE predicate condition aliases.
287   sve_none  = eq,  // No active elements were true.
288   sve_any   = ne,  // An active element was true.
289   sve_nlast = cs,  // The last element was not true.
290   sve_last  = cc,  // The last element was true.
291   sve_first = mi,  // The first element was true.
292   sve_nfrst = pl,  // The first element was not true.
293   sve_pmore = hi,  // An active element was true but not the last element.
294   sve_plast = ls,  // The last active element was true or no active elements were true.
295   sve_tcont = ge,  // CTERM termination condition not deleted.
296   sve_tstop = lt   // CTERM termination condition deleted.
297 };
298 
InvertCondition(Condition cond)299 inline Condition InvertCondition(Condition cond) {
300   // Conditions al and nv behave identically, as "always true". They can't be
301   // inverted, because there is no "always false" condition.
302   VIXL_ASSERT((cond != al) && (cond != nv));
303   return static_cast<Condition>(cond ^ 1);
304 }
305 
306 enum FPTrapFlags {
307   EnableTrap   = 1,
308   DisableTrap = 0
309 };
310 
311 enum FlagsUpdate {
312   SetFlags   = 1,
313   LeaveFlags = 0
314 };
315 
316 enum StatusFlags {
317   NoFlag    = 0,
318 
319   // Derive the flag combinations from the system register bit descriptions.
320   NFlag     = N_mask,
321   ZFlag     = Z_mask,
322   CFlag     = C_mask,
323   VFlag     = V_mask,
324   NZFlag    = NFlag | ZFlag,
325   NCFlag    = NFlag | CFlag,
326   NVFlag    = NFlag | VFlag,
327   ZCFlag    = ZFlag | CFlag,
328   ZVFlag    = ZFlag | VFlag,
329   CVFlag    = CFlag | VFlag,
330   NZCFlag   = NFlag | ZFlag | CFlag,
331   NZVFlag   = NFlag | ZFlag | VFlag,
332   NCVFlag   = NFlag | CFlag | VFlag,
333   ZCVFlag   = ZFlag | CFlag | VFlag,
334   NZCVFlag  = NFlag | ZFlag | CFlag | VFlag,
335 
336   // Floating-point comparison results.
337   FPEqualFlag       = ZCFlag,
338   FPLessThanFlag    = NFlag,
339   FPGreaterThanFlag = CFlag,
340   FPUnorderedFlag   = CVFlag,
341 
342   // SVE condition flags.
343   SVEFirstFlag   = NFlag,
344   SVENoneFlag    = ZFlag,
345   SVENotLastFlag = CFlag
346 };
347 
348 enum Shift {
349   NO_SHIFT = -1,
350   LSL = 0x0,
351   LSR = 0x1,
352   ASR = 0x2,
353   ROR = 0x3,
354   MSL = 0x4
355 };
356 
357 enum Extend {
358   NO_EXTEND = -1,
359   UXTB      = 0,
360   UXTH      = 1,
361   UXTW      = 2,
362   UXTX      = 3,
363   SXTB      = 4,
364   SXTH      = 5,
365   SXTW      = 6,
366   SXTX      = 7
367 };
368 
369 enum SVEOffsetModifier {
370   NO_SVE_OFFSET_MODIFIER,
371   // Multiply (each element of) the offset by either the vector or predicate
372   // length, according to the context.
373   SVE_MUL_VL,
374   // Shift or extend modifiers (as in `Shift` or `Extend`).
375   SVE_LSL,
376   SVE_UXTW,
377   SVE_SXTW
378 };
379 
380 enum SystemHint {
381   NOP    = 0,
382   YIELD  = 1,
383   WFE    = 2,
384   WFI    = 3,
385   SEV    = 4,
386   SEVL   = 5,
387   ESB    = 16,
388   CSDB   = 20,
389   BTI    = 32,
390   BTI_c  = 34,
391   BTI_j  = 36,
392   BTI_jc = 38,
393   CHKFEAT = 40
394 };
395 
396 enum BranchTargetIdentifier {
397   EmitBTI_none = NOP,
398   EmitBTI = BTI,
399   EmitBTI_c = BTI_c,
400   EmitBTI_j = BTI_j,
401   EmitBTI_jc = BTI_jc,
402 
403   // These correspond to the values of the CRm:op2 fields in the equivalent HINT
404   // instruction.
405   EmitPACIASP = 25,
406   EmitPACIBSP = 27
407 };
408 
409 enum BarrierDomain {
410   OuterShareable = 0,
411   NonShareable   = 1,
412   InnerShareable = 2,
413   FullSystem     = 3
414 };
415 
416 enum BarrierType {
417   BarrierOther  = 0,
418   BarrierReads  = 1,
419   BarrierWrites = 2,
420   BarrierAll    = 3
421 };
422 
423 enum PrefetchOperation {
424   PLDL1KEEP = 0x00,
425   PLDL1STRM = 0x01,
426   PLDL2KEEP = 0x02,
427   PLDL2STRM = 0x03,
428   PLDL3KEEP = 0x04,
429   PLDL3STRM = 0x05,
430 
431   PrfUnallocated06 = 0x06,
432   PrfUnallocated07 = 0x07,
433 
434   PLIL1KEEP = 0x08,
435   PLIL1STRM = 0x09,
436   PLIL2KEEP = 0x0a,
437   PLIL2STRM = 0x0b,
438   PLIL3KEEP = 0x0c,
439   PLIL3STRM = 0x0d,
440 
441   PrfUnallocated0e = 0x0e,
442   PrfUnallocated0f = 0x0f,
443 
444   PSTL1KEEP = 0x10,
445   PSTL1STRM = 0x11,
446   PSTL2KEEP = 0x12,
447   PSTL2STRM = 0x13,
448   PSTL3KEEP = 0x14,
449   PSTL3STRM = 0x15,
450 
451   PrfUnallocated16 = 0x16,
452   PrfUnallocated17 = 0x17,
453   PrfUnallocated18 = 0x18,
454   PrfUnallocated19 = 0x19,
455   PrfUnallocated1a = 0x1a,
456   PrfUnallocated1b = 0x1b,
457   PrfUnallocated1c = 0x1c,
458   PrfUnallocated1d = 0x1d,
459   PrfUnallocated1e = 0x1e,
460   PrfUnallocated1f = 0x1f,
461 };
462 
IsNamedPrefetchOperation(int op)463 constexpr bool IsNamedPrefetchOperation(int op) {
464   return ((op >= PLDL1KEEP) && (op <= PLDL3STRM)) ||
465       ((op >= PLIL1KEEP) && (op <= PLIL3STRM)) ||
466       ((op >= PSTL1KEEP) && (op <= PSTL3STRM));
467 }
468 
469 enum BType {
470   // Set when executing any instruction on a guarded page, except those cases
471   // listed below.
472   DefaultBType = 0,
473 
474   // Set when an indirect branch is taken from an unguarded page to a guarded
475   // page, or from a guarded page to ip0 or ip1 (x16 or x17), eg "br ip0".
476   BranchFromUnguardedOrToIP = 1,
477 
478   // Set when an indirect branch and link (call) is taken, eg. "blr x0".
479   BranchAndLink = 2,
480 
481   // Set when an indirect branch is taken from a guarded page to a register
482   // that is not ip0 or ip1 (x16 or x17), eg, "br x0".
483   BranchFromGuardedNotToIP = 3
484 };
485 
486 template<int op0, int op1, int crn, int crm, int op2>
487 class SystemRegisterEncoder {
488  public:
489   static const uint32_t value =
490       ((op0 << SysO0_offset) |
491        (op1 << SysOp1_offset) |
492        (crn << CRn_offset) |
493        (crm << CRm_offset) |
494        (op2 << SysOp2_offset)) >> ImmSystemRegister_offset;
495 };
496 
497 // System/special register names.
498 // This information is not encoded as one field but as the concatenation of
499 // multiple fields (Op0, Op1, Crn, Crm, Op2).
500 enum SystemRegister {
501   NZCV = SystemRegisterEncoder<3, 3, 4, 2, 0>::value,
502   FPCR = SystemRegisterEncoder<3, 3, 4, 4, 0>::value,
503   RNDR = SystemRegisterEncoder<3, 3, 2, 4, 0>::value,    // Random number.
504   RNDRRS = SystemRegisterEncoder<3, 3, 2, 4, 1>::value,  // Reseeded random number.
505   DCZID_EL0 = SystemRegisterEncoder<3, 3, 0, 0, 7>::value
506 };
507 
508 template<int op1, int crn, int crm, int op2>
509 class CacheOpEncoder {
510  public:
511   static const uint32_t value =
512       ((op1 << SysOp1_offset) |
513        (crn << CRn_offset) |
514        (crm << CRm_offset) |
515        (op2 << SysOp2_offset)) >> SysOp_offset;
516 };
517 
518 enum InstructionCacheOp {
519   IVAU = CacheOpEncoder<3, 7, 5, 1>::value
520 };
521 
522 enum DataCacheOp {
523   CVAC = CacheOpEncoder<3, 7, 10, 1>::value,
524   CVAU = CacheOpEncoder<3, 7, 11, 1>::value,
525   CVAP = CacheOpEncoder<3, 7, 12, 1>::value,
526   CVADP = CacheOpEncoder<3, 7, 13, 1>::value,
527   CIVAC = CacheOpEncoder<3, 7, 14, 1>::value,
528   ZVA = CacheOpEncoder<3, 7, 4, 1>::value,
529   GVA = CacheOpEncoder<3, 7, 4, 3>::value,
530   GZVA = CacheOpEncoder<3, 7, 4, 4>::value,
531   CGVAC = CacheOpEncoder<3, 7, 10, 3>::value,
532   CGDVAC = CacheOpEncoder<3, 7, 10, 5>::value,
533   CGVAP = CacheOpEncoder<3, 7, 12, 3>::value,
534   CGDVAP = CacheOpEncoder<3, 7, 12, 5>::value,
535   CIGVAC = CacheOpEncoder<3, 7, 14, 3>::value,
536   CIGDVAC = CacheOpEncoder<3, 7, 14, 5>::value
537 };
538 
539 enum GCSOp {
540   GCSPUSHM = CacheOpEncoder<3, 7, 7, 0>::value,
541   GCSPOPM = CacheOpEncoder<3, 7, 7, 1>::value,
542   GCSSS1 = CacheOpEncoder<3, 7, 7, 2>::value,
543   GCSSS2 = CacheOpEncoder<3, 7, 7, 3>::value
544 };
545 
546 // Some SVE instructions support a predicate constraint pattern. This is
547 // interpreted as a VL-dependent value, and is typically used to initialise
548 // predicates, or to otherwise limit the number of processed elements.
549 enum SVEPredicateConstraint {
550   // Select 2^N elements, for the largest possible N.
551   SVE_POW2 = 0x0,
552   // Each VL<N> selects exactly N elements if possible, or zero if N is greater
553   // than the number of elements. Note that the encoding values for VL<N> are
554   // not linearly related to N.
555   SVE_VL1 = 0x1,
556   SVE_VL2 = 0x2,
557   SVE_VL3 = 0x3,
558   SVE_VL4 = 0x4,
559   SVE_VL5 = 0x5,
560   SVE_VL6 = 0x6,
561   SVE_VL7 = 0x7,
562   SVE_VL8 = 0x8,
563   SVE_VL16 = 0x9,
564   SVE_VL32 = 0xa,
565   SVE_VL64 = 0xb,
566   SVE_VL128 = 0xc,
567   SVE_VL256 = 0xd,
568   // Each MUL<N> selects the largest multiple of N elements that the vector
569   // length supports. Note that for D-sized lanes, this can be zero.
570   SVE_MUL4 = 0x1d,
571   SVE_MUL3 = 0x1e,
572   // Select all elements.
573   SVE_ALL = 0x1f
574 };
575 
576 // Instruction enumerations.
577 //
578 // These are the masks that define a class of instructions, and the list of
579 // instructions within each class. Each enumeration has a Fixed, FMask and
580 // Mask value.
581 //
582 // Fixed: The fixed bits in this instruction class.
583 // FMask: The mask used to extract the fixed bits in the class.
584 // Mask:  The mask used to identify the instructions within a class.
585 //
586 // The enumerations can be used like this:
587 //
588 // VIXL_ASSERT(instr->Mask(PCRelAddressingFMask) == PCRelAddressingFixed);
589 // switch(instr->Mask(PCRelAddressingMask)) {
590 //   case ADR:  Format("adr 'Xd, 'AddrPCRelByte"); break;
591 //   case ADRP: Format("adrp 'Xd, 'AddrPCRelPage"); break;
592 //   default:   printf("Unknown instruction\n");
593 // }
594 
595 
596 // Generic fields.
597 enum GenericInstrField {
598   SixtyFourBits        = 0x80000000,
599   ThirtyTwoBits        = 0x00000000,
600 
601   FPTypeMask           = 0x00C00000,
602   FP16                 = 0x00C00000,
603   FP32                 = 0x00000000,
604   FP64                 = 0x00400000
605 };
606 
607 enum NEONFormatField {
608   NEONFormatFieldMask   = 0x40C00000,
609   NEON_Q                = 0x40000000,
610   NEON_8B               = 0x00000000,
611   NEON_16B              = NEON_8B | NEON_Q,
612   NEON_4H               = 0x00400000,
613   NEON_8H               = NEON_4H | NEON_Q,
614   NEON_2S               = 0x00800000,
615   NEON_4S               = NEON_2S | NEON_Q,
616   NEON_1D               = 0x00C00000,
617   NEON_2D               = 0x00C00000 | NEON_Q
618 };
619 
620 enum NEONFPFormatField {
621   NEONFPFormatFieldMask = 0x40400000,
622   NEON_FP_4H            = FP16,
623   NEON_FP_2S            = FP32,
624   NEON_FP_8H            = FP16 | NEON_Q,
625   NEON_FP_4S            = FP32 | NEON_Q,
626   NEON_FP_2D            = FP64 | NEON_Q
627 };
628 
629 enum NEONLSFormatField {
630   NEONLSFormatFieldMask = 0x40000C00,
631   LS_NEON_8B            = 0x00000000,
632   LS_NEON_16B           = LS_NEON_8B | NEON_Q,
633   LS_NEON_4H            = 0x00000400,
634   LS_NEON_8H            = LS_NEON_4H | NEON_Q,
635   LS_NEON_2S            = 0x00000800,
636   LS_NEON_4S            = LS_NEON_2S | NEON_Q,
637   LS_NEON_1D            = 0x00000C00,
638   LS_NEON_2D            = LS_NEON_1D | NEON_Q
639 };
640 
641 enum NEONScalarFormatField {
642   NEONScalarFormatFieldMask = 0x00C00000,
643   NEONScalar                = 0x10000000,
644   NEON_B                    = 0x00000000,
645   NEON_H                    = 0x00400000,
646   NEON_S                    = 0x00800000,
647   NEON_D                    = 0x00C00000
648 };
649 
650 enum SVESizeField {
651   SVESizeFieldMask = 0x00C00000,
652   SVE_B            = 0x00000000,
653   SVE_H            = 0x00400000,
654   SVE_S            = 0x00800000,
655   SVE_D            = 0x00C00000
656 };
657 
658 // PC relative addressing.
659 enum PCRelAddressingOp {
660   PCRelAddressingFixed = 0x10000000,
661   PCRelAddressingFMask = 0x1F000000,
662   PCRelAddressingMask  = 0x9F000000,
663   ADR                  = PCRelAddressingFixed | 0x00000000,
664   ADRP                 = PCRelAddressingFixed | 0x80000000
665 };
666 
667 // Add/sub (immediate, shifted and extended.)
668 const int kSFOffset = 31;
669 enum AddSubOp {
670   AddSubOpMask      = 0x60000000,
671   AddSubSetFlagsBit = 0x20000000,
672   ADD               = 0x00000000,
673   ADDS              = ADD | AddSubSetFlagsBit,
674   SUB               = 0x40000000,
675   SUBS              = SUB | AddSubSetFlagsBit
676 };
677 
678 #define ADD_SUB_OP_LIST(V)  \
679   V(ADD),                   \
680   V(ADDS),                  \
681   V(SUB),                   \
682   V(SUBS)
683 
684 enum AddSubImmediateOp {
685   AddSubImmediateFixed = 0x11000000,
686   AddSubImmediateFMask = 0x1F800000,
687   AddSubImmediateMask  = 0xFF800000,
688   #define ADD_SUB_IMMEDIATE(A)           \
689   A##_w_imm = AddSubImmediateFixed | A,  \
690   A##_x_imm = AddSubImmediateFixed | A | SixtyFourBits
691   ADD_SUB_OP_LIST(ADD_SUB_IMMEDIATE)
692   #undef ADD_SUB_IMMEDIATE
693 };
694 
695 enum AddSubShiftedOp {
696   AddSubShiftedFixed   = 0x0B000000,
697   AddSubShiftedFMask   = 0x1F200000,
698   AddSubShiftedMask    = 0xFF200000,
699   #define ADD_SUB_SHIFTED(A)             \
700   A##_w_shift = AddSubShiftedFixed | A,  \
701   A##_x_shift = AddSubShiftedFixed | A | SixtyFourBits
702   ADD_SUB_OP_LIST(ADD_SUB_SHIFTED)
703   #undef ADD_SUB_SHIFTED
704 };
705 
706 enum AddSubExtendedOp {
707   AddSubExtendedFixed  = 0x0B200000,
708   AddSubExtendedFMask  = 0x1F200000,
709   AddSubExtendedMask   = 0xFFE00000,
710   #define ADD_SUB_EXTENDED(A)           \
711   A##_w_ext = AddSubExtendedFixed | A,  \
712   A##_x_ext = AddSubExtendedFixed | A | SixtyFourBits
713   ADD_SUB_OP_LIST(ADD_SUB_EXTENDED)
714   #undef ADD_SUB_EXTENDED
715 };
716 
717 // Add/sub with carry.
718 enum AddSubWithCarryOp {
719   AddSubWithCarryFixed = 0x1A000000,
720   AddSubWithCarryFMask = 0x1FE00000,
721   AddSubWithCarryMask  = 0xFFE0FC00,
722   ADC_w                = AddSubWithCarryFixed | ADD,
723   ADC_x                = AddSubWithCarryFixed | ADD | SixtyFourBits,
724   ADC                  = ADC_w,
725   ADCS_w               = AddSubWithCarryFixed | ADDS,
726   ADCS_x               = AddSubWithCarryFixed | ADDS | SixtyFourBits,
727   SBC_w                = AddSubWithCarryFixed | SUB,
728   SBC_x                = AddSubWithCarryFixed | SUB | SixtyFourBits,
729   SBC                  = SBC_w,
730   SBCS_w               = AddSubWithCarryFixed | SUBS,
731   SBCS_x               = AddSubWithCarryFixed | SUBS | SixtyFourBits
732 };
733 
734 // Rotate right into flags.
735 enum RotateRightIntoFlagsOp {
736   RotateRightIntoFlagsFixed = 0x1A000400,
737   RotateRightIntoFlagsFMask = 0x1FE07C00,
738   RotateRightIntoFlagsMask  = 0xFFE07C10,
739   RMIF                      = RotateRightIntoFlagsFixed | 0xA0000000
740 };
741 
742 // Evaluate into flags.
743 enum EvaluateIntoFlagsOp {
744   EvaluateIntoFlagsFixed = 0x1A000800,
745   EvaluateIntoFlagsFMask = 0x1FE03C00,
746   EvaluateIntoFlagsMask  = 0xFFE07C1F,
747   SETF8                  = EvaluateIntoFlagsFixed | 0x2000000D,
748   SETF16                 = EvaluateIntoFlagsFixed | 0x2000400D
749 };
750 
751 
752 // Logical (immediate and shifted register).
753 enum LogicalOp {
754   LogicalOpMask = 0x60200000,
755   NOT   = 0x00200000,
756   AND   = 0x00000000,
757   BIC   = AND | NOT,
758   ORR   = 0x20000000,
759   ORN   = ORR | NOT,
760   EOR   = 0x40000000,
761   EON   = EOR | NOT,
762   ANDS  = 0x60000000,
763   BICS  = ANDS | NOT
764 };
765 
766 // Logical immediate.
767 enum LogicalImmediateOp {
768   LogicalImmediateFixed = 0x12000000,
769   LogicalImmediateFMask = 0x1F800000,
770   LogicalImmediateMask  = 0xFF800000,
771   AND_w_imm   = LogicalImmediateFixed | AND,
772   AND_x_imm   = LogicalImmediateFixed | AND | SixtyFourBits,
773   ORR_w_imm   = LogicalImmediateFixed | ORR,
774   ORR_x_imm   = LogicalImmediateFixed | ORR | SixtyFourBits,
775   EOR_w_imm   = LogicalImmediateFixed | EOR,
776   EOR_x_imm   = LogicalImmediateFixed | EOR | SixtyFourBits,
777   ANDS_w_imm  = LogicalImmediateFixed | ANDS,
778   ANDS_x_imm  = LogicalImmediateFixed | ANDS | SixtyFourBits
779 };
780 
781 // Logical shifted register.
782 enum LogicalShiftedOp {
783   LogicalShiftedFixed = 0x0A000000,
784   LogicalShiftedFMask = 0x1F000000,
785   LogicalShiftedMask  = 0xFF200000,
786   AND_w               = LogicalShiftedFixed | AND,
787   AND_x               = LogicalShiftedFixed | AND | SixtyFourBits,
788   AND_shift           = AND_w,
789   BIC_w               = LogicalShiftedFixed | BIC,
790   BIC_x               = LogicalShiftedFixed | BIC | SixtyFourBits,
791   BIC_shift           = BIC_w,
792   ORR_w               = LogicalShiftedFixed | ORR,
793   ORR_x               = LogicalShiftedFixed | ORR | SixtyFourBits,
794   ORR_shift           = ORR_w,
795   ORN_w               = LogicalShiftedFixed | ORN,
796   ORN_x               = LogicalShiftedFixed | ORN | SixtyFourBits,
797   ORN_shift           = ORN_w,
798   EOR_w               = LogicalShiftedFixed | EOR,
799   EOR_x               = LogicalShiftedFixed | EOR | SixtyFourBits,
800   EOR_shift           = EOR_w,
801   EON_w               = LogicalShiftedFixed | EON,
802   EON_x               = LogicalShiftedFixed | EON | SixtyFourBits,
803   EON_shift           = EON_w,
804   ANDS_w              = LogicalShiftedFixed | ANDS,
805   ANDS_x              = LogicalShiftedFixed | ANDS | SixtyFourBits,
806   ANDS_shift          = ANDS_w,
807   BICS_w              = LogicalShiftedFixed | BICS,
808   BICS_x              = LogicalShiftedFixed | BICS | SixtyFourBits,
809   BICS_shift          = BICS_w
810 };
811 
812 // Move wide immediate.
813 enum MoveWideImmediateOp {
814   MoveWideImmediateFixed = 0x12800000,
815   MoveWideImmediateFMask = 0x1F800000,
816   MoveWideImmediateMask  = 0xFF800000,
817   MOVN                   = 0x00000000,
818   MOVZ                   = 0x40000000,
819   MOVK                   = 0x60000000,
820   MOVN_w                 = MoveWideImmediateFixed | MOVN,
821   MOVN_x                 = MoveWideImmediateFixed | MOVN | SixtyFourBits,
822   MOVZ_w                 = MoveWideImmediateFixed | MOVZ,
823   MOVZ_x                 = MoveWideImmediateFixed | MOVZ | SixtyFourBits,
824   MOVK_w                 = MoveWideImmediateFixed | MOVK,
825   MOVK_x                 = MoveWideImmediateFixed | MOVK | SixtyFourBits
826 };
827 
828 // Bitfield.
829 const int kBitfieldNOffset = 22;
830 enum BitfieldOp {
831   BitfieldFixed = 0x13000000,
832   BitfieldFMask = 0x1F800000,
833   BitfieldMask  = 0xFF800000,
834   SBFM_w        = BitfieldFixed | 0x00000000,
835   SBFM_x        = BitfieldFixed | 0x80000000,
836   SBFM          = SBFM_w,
837   BFM_w         = BitfieldFixed | 0x20000000,
838   BFM_x         = BitfieldFixed | 0xA0000000,
839   BFM           = BFM_w,
840   UBFM_w        = BitfieldFixed | 0x40000000,
841   UBFM_x        = BitfieldFixed | 0xC0000000,
842   UBFM          = UBFM_w
843   // Bitfield N field.
844 };
845 
846 // Extract.
847 enum ExtractOp {
848   ExtractFixed = 0x13800000,
849   ExtractFMask = 0x1F800000,
850   ExtractMask  = 0xFFA00000,
851   EXTR_w       = ExtractFixed | 0x00000000,
852   EXTR_x       = ExtractFixed | 0x80000000,
853   EXTR         = EXTR_w
854 };
855 
856 // Unconditional branch.
857 enum UnconditionalBranchOp {
858   UnconditionalBranchFixed = 0x14000000,
859   UnconditionalBranchFMask = 0x7C000000,
860   UnconditionalBranchMask  = 0xFC000000,
861   B                        = UnconditionalBranchFixed | 0x00000000,
862   BL                       = UnconditionalBranchFixed | 0x80000000
863 };
864 
865 // Unconditional branch to register.
866 enum UnconditionalBranchToRegisterOp {
867   UnconditionalBranchToRegisterFixed = 0xD6000000,
868   UnconditionalBranchToRegisterFMask = 0xFE000000,
869   UnconditionalBranchToRegisterMask  = 0xFFFFFC00,
870   BR      = UnconditionalBranchToRegisterFixed | 0x001F0000,
871   BLR     = UnconditionalBranchToRegisterFixed | 0x003F0000,
872   RET     = UnconditionalBranchToRegisterFixed | 0x005F0000,
873 
874   BRAAZ  = UnconditionalBranchToRegisterFixed | 0x001F0800,
875   BRABZ  = UnconditionalBranchToRegisterFixed | 0x001F0C00,
876   BLRAAZ = UnconditionalBranchToRegisterFixed | 0x003F0800,
877   BLRABZ = UnconditionalBranchToRegisterFixed | 0x003F0C00,
878   RETAA  = UnconditionalBranchToRegisterFixed | 0x005F0800,
879   RETAB  = UnconditionalBranchToRegisterFixed | 0x005F0C00,
880   BRAA   = UnconditionalBranchToRegisterFixed | 0x011F0800,
881   BRAB   = UnconditionalBranchToRegisterFixed | 0x011F0C00,
882   BLRAA  = UnconditionalBranchToRegisterFixed | 0x013F0800,
883   BLRAB  = UnconditionalBranchToRegisterFixed | 0x013F0C00
884 };
885 
886 // Compare and branch.
887 enum CompareBranchOp {
888   CompareBranchFixed = 0x34000000,
889   CompareBranchFMask = 0x7E000000,
890   CompareBranchMask  = 0xFF000000,
891   CBZ_w              = CompareBranchFixed | 0x00000000,
892   CBZ_x              = CompareBranchFixed | 0x80000000,
893   CBZ                = CBZ_w,
894   CBNZ_w             = CompareBranchFixed | 0x01000000,
895   CBNZ_x             = CompareBranchFixed | 0x81000000,
896   CBNZ               = CBNZ_w
897 };
898 
899 // Test and branch.
900 enum TestBranchOp {
901   TestBranchFixed = 0x36000000,
902   TestBranchFMask = 0x7E000000,
903   TestBranchMask  = 0x7F000000,
904   TBZ             = TestBranchFixed | 0x00000000,
905   TBNZ            = TestBranchFixed | 0x01000000
906 };
907 
908 // Conditional branch.
909 enum ConditionalBranchOp {
910   ConditionalBranchFixed = 0x54000000,
911   ConditionalBranchFMask = 0xFE000000,
912   ConditionalBranchMask  = 0xFF000010,
913   B_cond                 = ConditionalBranchFixed | 0x00000000
914 };
915 
916 // System.
917 // System instruction encoding is complicated because some instructions use op
918 // and CR fields to encode parameters. To handle this cleanly, the system
919 // instructions are split into more than one enum.
920 
921 enum SystemOp {
922   SystemFixed = 0xD5000000,
923   SystemFMask = 0xFFC00000
924 };
925 
926 enum SystemSysRegOp {
927   SystemSysRegFixed = 0xD5100000,
928   SystemSysRegFMask = 0xFFD00000,
929   SystemSysRegMask  = 0xFFF00000,
930   MRS               = SystemSysRegFixed | 0x00200000,
931   MSR               = SystemSysRegFixed | 0x00000000
932 };
933 
934 enum SystemPStateOp {
935   SystemPStateFixed = 0xD5004000,
936   SystemPStateFMask = 0xFFF8F000,
937   SystemPStateMask  = 0xFFFFF0FF,
938   CFINV             = SystemPStateFixed | 0x0000001F,
939   XAFLAG            = SystemPStateFixed | 0x0000003F,
940   AXFLAG            = SystemPStateFixed | 0x0000005F
941 };
942 
943 enum SystemHintOp {
944   SystemHintFixed = 0xD503201F,
945   SystemHintFMask = 0xFFFFF01F,
946   SystemHintMask  = 0xFFFFF01F,
947   HINT            = SystemHintFixed | 0x00000000
948 };
949 
950 enum SystemSysOp {
951   SystemSysFixed  = 0xD5080000,
952   SystemSysFMask  = 0xFFF80000,
953   SystemSysMask   = 0xFFF80000,
954   SYS             = SystemSysFixed | 0x00000000,
955   SYSL            = SystemSysFixed | 0x00200000
956 };
957 
958 // Exception.
959 enum ExceptionOp {
960   ExceptionFixed = 0xD4000000,
961   ExceptionFMask = 0xFF000000,
962   ExceptionMask  = 0xFFE0001F,
963   HLT            = ExceptionFixed | 0x00400000,
964   BRK            = ExceptionFixed | 0x00200000,
965   SVC            = ExceptionFixed | 0x00000001,
966   HVC            = ExceptionFixed | 0x00000002,
967   SMC            = ExceptionFixed | 0x00000003,
968   DCPS1          = ExceptionFixed | 0x00A00001,
969   DCPS2          = ExceptionFixed | 0x00A00002,
970   DCPS3          = ExceptionFixed | 0x00A00003
971 };
972 
973 enum MemBarrierOp {
974   MemBarrierFixed = 0xD503309F,
975   MemBarrierFMask = 0xFFFFF09F,
976   MemBarrierMask  = 0xFFFFF0FF,
977   DSB             = MemBarrierFixed | 0x00000000,
978   DMB             = MemBarrierFixed | 0x00000020,
979   ISB             = MemBarrierFixed | 0x00000040
980 };
981 
982 enum SystemExclusiveMonitorOp {
983   SystemExclusiveMonitorFixed = 0xD503305F,
984   SystemExclusiveMonitorFMask = 0xFFFFF0FF,
985   SystemExclusiveMonitorMask  = 0xFFFFF0FF,
986   CLREX                       = SystemExclusiveMonitorFixed
987 };
988 
989 enum SystemPAuthOp {
990   SystemPAuthFixed = 0xD503211F,
991   SystemPAuthFMask = 0xFFFFFD1F,
992   SystemPAuthMask  = 0xFFFFFFFF,
993   PACIA1716 = SystemPAuthFixed | 0x00000100,
994   PACIB1716 = SystemPAuthFixed | 0x00000140,
995   AUTIA1716 = SystemPAuthFixed | 0x00000180,
996   AUTIB1716 = SystemPAuthFixed | 0x000001C0,
997   PACIAZ    = SystemPAuthFixed | 0x00000300,
998   PACIASP   = SystemPAuthFixed | 0x00000320,
999   PACIBZ    = SystemPAuthFixed | 0x00000340,
1000   PACIBSP   = SystemPAuthFixed | 0x00000360,
1001   AUTIAZ    = SystemPAuthFixed | 0x00000380,
1002   AUTIASP   = SystemPAuthFixed | 0x000003A0,
1003   AUTIBZ    = SystemPAuthFixed | 0x000003C0,
1004   AUTIBSP   = SystemPAuthFixed | 0x000003E0,
1005 
1006   // XPACLRI has the same fixed mask as System Hints and needs to be handled
1007   // differently.
1008   XPACLRI   = 0xD50320FF
1009 };
1010 
1011 // Any load or store.
1012 enum LoadStoreAnyOp {
1013   LoadStoreAnyFMask = 0x0a000000,
1014   LoadStoreAnyFixed = 0x08000000
1015 };
1016 
1017 // Any load pair or store pair.
1018 enum LoadStorePairAnyOp {
1019   LoadStorePairAnyFMask = 0x3a000000,
1020   LoadStorePairAnyFixed = 0x28000000
1021 };
1022 
1023 #define LOAD_STORE_PAIR_OP_LIST(V)  \
1024   V(STP, w,   0x00000000),          \
1025   V(LDP, w,   0x00400000),          \
1026   V(LDPSW, x, 0x40400000),          \
1027   V(STP, x,   0x80000000),          \
1028   V(LDP, x,   0x80400000),          \
1029   V(STP, s,   0x04000000),          \
1030   V(LDP, s,   0x04400000),          \
1031   V(STP, d,   0x44000000),          \
1032   V(LDP, d,   0x44400000),          \
1033   V(STP, q,   0x84000000),          \
1034   V(LDP, q,   0x84400000)
1035 
1036 // Load/store pair (post, pre and offset.)
1037 enum LoadStorePairOp {
1038   LoadStorePairMask = 0xC4400000,
1039   LoadStorePairLBit = 1 << 22,
1040   #define LOAD_STORE_PAIR(A, B, C) \
1041   A##_##B = C
1042   LOAD_STORE_PAIR_OP_LIST(LOAD_STORE_PAIR)
1043   #undef LOAD_STORE_PAIR
1044 };
1045 
1046 enum LoadStorePairPostIndexOp {
1047   LoadStorePairPostIndexFixed = 0x28800000,
1048   LoadStorePairPostIndexFMask = 0x3B800000,
1049   LoadStorePairPostIndexMask  = 0xFFC00000,
1050   #define LOAD_STORE_PAIR_POST_INDEX(A, B, C)  \
1051   A##_##B##_post = LoadStorePairPostIndexFixed | A##_##B
1052   LOAD_STORE_PAIR_OP_LIST(LOAD_STORE_PAIR_POST_INDEX)
1053   #undef LOAD_STORE_PAIR_POST_INDEX
1054 };
1055 
1056 enum LoadStorePairPreIndexOp {
1057   LoadStorePairPreIndexFixed = 0x29800000,
1058   LoadStorePairPreIndexFMask = 0x3B800000,
1059   LoadStorePairPreIndexMask  = 0xFFC00000,
1060   #define LOAD_STORE_PAIR_PRE_INDEX(A, B, C)  \
1061   A##_##B##_pre = LoadStorePairPreIndexFixed | A##_##B
1062   LOAD_STORE_PAIR_OP_LIST(LOAD_STORE_PAIR_PRE_INDEX)
1063   #undef LOAD_STORE_PAIR_PRE_INDEX
1064 };
1065 
1066 enum LoadStorePairOffsetOp {
1067   LoadStorePairOffsetFixed = 0x29000000,
1068   LoadStorePairOffsetFMask = 0x3B800000,
1069   LoadStorePairOffsetMask  = 0xFFC00000,
1070   #define LOAD_STORE_PAIR_OFFSET(A, B, C)  \
1071   A##_##B##_off = LoadStorePairOffsetFixed | A##_##B
1072   LOAD_STORE_PAIR_OP_LIST(LOAD_STORE_PAIR_OFFSET)
1073   #undef LOAD_STORE_PAIR_OFFSET
1074 };
1075 
1076 enum LoadStorePairNonTemporalOp {
1077   LoadStorePairNonTemporalFixed = 0x28000000,
1078   LoadStorePairNonTemporalFMask = 0x3B800000,
1079   LoadStorePairNonTemporalMask  = 0xFFC00000,
1080   LoadStorePairNonTemporalLBit = 1 << 22,
1081   STNP_w = LoadStorePairNonTemporalFixed | STP_w,
1082   LDNP_w = LoadStorePairNonTemporalFixed | LDP_w,
1083   STNP_x = LoadStorePairNonTemporalFixed | STP_x,
1084   LDNP_x = LoadStorePairNonTemporalFixed | LDP_x,
1085   STNP_s = LoadStorePairNonTemporalFixed | STP_s,
1086   LDNP_s = LoadStorePairNonTemporalFixed | LDP_s,
1087   STNP_d = LoadStorePairNonTemporalFixed | STP_d,
1088   LDNP_d = LoadStorePairNonTemporalFixed | LDP_d,
1089   STNP_q = LoadStorePairNonTemporalFixed | STP_q,
1090   LDNP_q = LoadStorePairNonTemporalFixed | LDP_q
1091 };
1092 
1093 // Load with pointer authentication.
1094 enum LoadStorePACOp {
1095   LoadStorePACFixed  = 0xF8200400,
1096   LoadStorePACFMask  = 0xFF200400,
1097   LoadStorePACMask   = 0xFFA00C00,
1098   LoadStorePACPreBit = 0x00000800,
1099   LDRAA     = LoadStorePACFixed | 0x00000000,
1100   LDRAA_pre = LoadStorePACPreBit | LDRAA,
1101   LDRAB     = LoadStorePACFixed | 0x00800000,
1102   LDRAB_pre = LoadStorePACPreBit | LDRAB
1103 };
1104 
1105 // Load literal.
1106 enum LoadLiteralOp {
1107   LoadLiteralFixed = 0x18000000,
1108   LoadLiteralFMask = 0x3B000000,
1109   LoadLiteralMask  = 0xFF000000,
1110   LDR_w_lit        = LoadLiteralFixed | 0x00000000,
1111   LDR_x_lit        = LoadLiteralFixed | 0x40000000,
1112   LDRSW_x_lit      = LoadLiteralFixed | 0x80000000,
1113   PRFM_lit         = LoadLiteralFixed | 0xC0000000,
1114   LDR_s_lit        = LoadLiteralFixed | 0x04000000,
1115   LDR_d_lit        = LoadLiteralFixed | 0x44000000,
1116   LDR_q_lit        = LoadLiteralFixed | 0x84000000
1117 };
1118 
1119 #define LOAD_STORE_OP_LIST(V)     \
1120   V(ST, RB, w,  0x00000000),  \
1121   V(ST, RH, w,  0x40000000),  \
1122   V(ST, R, w,   0x80000000),  \
1123   V(ST, R, x,   0xC0000000),  \
1124   V(LD, RB, w,  0x00400000),  \
1125   V(LD, RH, w,  0x40400000),  \
1126   V(LD, R, w,   0x80400000),  \
1127   V(LD, R, x,   0xC0400000),  \
1128   V(LD, RSB, x, 0x00800000),  \
1129   V(LD, RSH, x, 0x40800000),  \
1130   V(LD, RSW, x, 0x80800000),  \
1131   V(LD, RSB, w, 0x00C00000),  \
1132   V(LD, RSH, w, 0x40C00000),  \
1133   V(ST, R, b,   0x04000000),  \
1134   V(ST, R, h,   0x44000000),  \
1135   V(ST, R, s,   0x84000000),  \
1136   V(ST, R, d,   0xC4000000),  \
1137   V(ST, R, q,   0x04800000),  \
1138   V(LD, R, b,   0x04400000),  \
1139   V(LD, R, h,   0x44400000),  \
1140   V(LD, R, s,   0x84400000),  \
1141   V(LD, R, d,   0xC4400000),  \
1142   V(LD, R, q,   0x04C00000)
1143 
1144 // Load/store (post, pre, offset and unsigned.)
1145 enum LoadStoreOp {
1146   LoadStoreMask = 0xC4C00000,
1147   LoadStoreVMask = 0x04000000,
1148   #define LOAD_STORE(A, B, C, D)  \
1149   A##B##_##C = D
1150   LOAD_STORE_OP_LIST(LOAD_STORE),
1151   #undef LOAD_STORE
1152   PRFM = 0xC0800000
1153 };
1154 
1155 // Load/store unscaled offset.
1156 enum LoadStoreUnscaledOffsetOp {
1157   LoadStoreUnscaledOffsetFixed = 0x38000000,
1158   LoadStoreUnscaledOffsetFMask = 0x3B200C00,
1159   LoadStoreUnscaledOffsetMask  = 0xFFE00C00,
1160   PRFUM                        = LoadStoreUnscaledOffsetFixed | PRFM,
1161   #define LOAD_STORE_UNSCALED(A, B, C, D)  \
1162   A##U##B##_##C = LoadStoreUnscaledOffsetFixed | D
1163   LOAD_STORE_OP_LIST(LOAD_STORE_UNSCALED)
1164   #undef LOAD_STORE_UNSCALED
1165 };
1166 
1167 // Load/store post index.
1168 enum LoadStorePostIndex {
1169   LoadStorePostIndexFixed = 0x38000400,
1170   LoadStorePostIndexFMask = 0x3B200C00,
1171   LoadStorePostIndexMask  = 0xFFE00C00,
1172   #define LOAD_STORE_POST_INDEX(A, B, C, D)  \
1173   A##B##_##C##_post = LoadStorePostIndexFixed | D
1174   LOAD_STORE_OP_LIST(LOAD_STORE_POST_INDEX)
1175   #undef LOAD_STORE_POST_INDEX
1176 };
1177 
1178 // Load/store pre index.
1179 enum LoadStorePreIndex {
1180   LoadStorePreIndexFixed = 0x38000C00,
1181   LoadStorePreIndexFMask = 0x3B200C00,
1182   LoadStorePreIndexMask  = 0xFFE00C00,
1183   #define LOAD_STORE_PRE_INDEX(A, B, C, D)  \
1184   A##B##_##C##_pre = LoadStorePreIndexFixed | D
1185   LOAD_STORE_OP_LIST(LOAD_STORE_PRE_INDEX)
1186   #undef LOAD_STORE_PRE_INDEX
1187 };
1188 
1189 // Load/store unsigned offset.
1190 enum LoadStoreUnsignedOffset {
1191   LoadStoreUnsignedOffsetFixed = 0x39000000,
1192   LoadStoreUnsignedOffsetFMask = 0x3B000000,
1193   LoadStoreUnsignedOffsetMask  = 0xFFC00000,
1194   PRFM_unsigned                = LoadStoreUnsignedOffsetFixed | PRFM,
1195   #define LOAD_STORE_UNSIGNED_OFFSET(A, B, C, D) \
1196   A##B##_##C##_unsigned = LoadStoreUnsignedOffsetFixed | D
1197   LOAD_STORE_OP_LIST(LOAD_STORE_UNSIGNED_OFFSET)
1198   #undef LOAD_STORE_UNSIGNED_OFFSET
1199 };
1200 
1201 // Load/store register offset.
1202 enum LoadStoreRegisterOffset {
1203   LoadStoreRegisterOffsetFixed = 0x38200800,
1204   LoadStoreRegisterOffsetFMask = 0x3B200C00,
1205   LoadStoreRegisterOffsetMask  = 0xFFE00C00,
1206   PRFM_reg                     = LoadStoreRegisterOffsetFixed | PRFM,
1207   #define LOAD_STORE_REGISTER_OFFSET(A, B, C, D) \
1208   A##B##_##C##_reg = LoadStoreRegisterOffsetFixed | D
1209   LOAD_STORE_OP_LIST(LOAD_STORE_REGISTER_OFFSET)
1210   #undef LOAD_STORE_REGISTER_OFFSET
1211 };
1212 
1213 enum LoadStoreExclusive {
1214   LoadStoreExclusiveFixed = 0x08000000,
1215   LoadStoreExclusiveFMask = 0x3F000000,
1216   LoadStoreExclusiveMask  = 0xFFE08000,
1217   STXRB_w  = LoadStoreExclusiveFixed | 0x00000000,
1218   STXRH_w  = LoadStoreExclusiveFixed | 0x40000000,
1219   STXR_w   = LoadStoreExclusiveFixed | 0x80000000,
1220   STXR_x   = LoadStoreExclusiveFixed | 0xC0000000,
1221   LDXRB_w  = LoadStoreExclusiveFixed | 0x00400000,
1222   LDXRH_w  = LoadStoreExclusiveFixed | 0x40400000,
1223   LDXR_w   = LoadStoreExclusiveFixed | 0x80400000,
1224   LDXR_x   = LoadStoreExclusiveFixed | 0xC0400000,
1225   STXP_w   = LoadStoreExclusiveFixed | 0x80200000,
1226   STXP_x   = LoadStoreExclusiveFixed | 0xC0200000,
1227   LDXP_w   = LoadStoreExclusiveFixed | 0x80600000,
1228   LDXP_x   = LoadStoreExclusiveFixed | 0xC0600000,
1229   STLXRB_w = LoadStoreExclusiveFixed | 0x00008000,
1230   STLXRH_w = LoadStoreExclusiveFixed | 0x40008000,
1231   STLXR_w  = LoadStoreExclusiveFixed | 0x80008000,
1232   STLXR_x  = LoadStoreExclusiveFixed | 0xC0008000,
1233   LDAXRB_w = LoadStoreExclusiveFixed | 0x00408000,
1234   LDAXRH_w = LoadStoreExclusiveFixed | 0x40408000,
1235   LDAXR_w  = LoadStoreExclusiveFixed | 0x80408000,
1236   LDAXR_x  = LoadStoreExclusiveFixed | 0xC0408000,
1237   STLXP_w  = LoadStoreExclusiveFixed | 0x80208000,
1238   STLXP_x  = LoadStoreExclusiveFixed | 0xC0208000,
1239   LDAXP_w  = LoadStoreExclusiveFixed | 0x80608000,
1240   LDAXP_x  = LoadStoreExclusiveFixed | 0xC0608000,
1241   STLRB_w  = LoadStoreExclusiveFixed | 0x00808000,
1242   STLRH_w  = LoadStoreExclusiveFixed | 0x40808000,
1243   STLR_w   = LoadStoreExclusiveFixed | 0x80808000,
1244   STLR_x   = LoadStoreExclusiveFixed | 0xC0808000,
1245   LDARB_w  = LoadStoreExclusiveFixed | 0x00C08000,
1246   LDARH_w  = LoadStoreExclusiveFixed | 0x40C08000,
1247   LDAR_w   = LoadStoreExclusiveFixed | 0x80C08000,
1248   LDAR_x   = LoadStoreExclusiveFixed | 0xC0C08000,
1249 
1250   // v8.1 Load/store LORegion ops
1251   STLLRB   = LoadStoreExclusiveFixed | 0x00800000,
1252   LDLARB   = LoadStoreExclusiveFixed | 0x00C00000,
1253   STLLRH   = LoadStoreExclusiveFixed | 0x40800000,
1254   LDLARH   = LoadStoreExclusiveFixed | 0x40C00000,
1255   STLLR_w  = LoadStoreExclusiveFixed | 0x80800000,
1256   LDLAR_w  = LoadStoreExclusiveFixed | 0x80C00000,
1257   STLLR_x  = LoadStoreExclusiveFixed | 0xC0800000,
1258   LDLAR_x  = LoadStoreExclusiveFixed | 0xC0C00000,
1259 
1260   // v8.1 Load/store exclusive ops
1261   LSEBit_l  = 0x00400000,
1262   LSEBit_o0 = 0x00008000,
1263   LSEBit_sz = 0x40000000,
1264   CASFixed  = LoadStoreExclusiveFixed | 0x80A00000,
1265   CASBFixed = LoadStoreExclusiveFixed | 0x00A00000,
1266   CASHFixed = LoadStoreExclusiveFixed | 0x40A00000,
1267   CASPFixed = LoadStoreExclusiveFixed | 0x00200000,
1268   CAS_w    = CASFixed,
1269   CAS_x    = CASFixed | LSEBit_sz,
1270   CASA_w   = CASFixed | LSEBit_l,
1271   CASA_x   = CASFixed | LSEBit_l | LSEBit_sz,
1272   CASL_w   = CASFixed | LSEBit_o0,
1273   CASL_x   = CASFixed | LSEBit_o0 | LSEBit_sz,
1274   CASAL_w  = CASFixed | LSEBit_l | LSEBit_o0,
1275   CASAL_x  = CASFixed | LSEBit_l | LSEBit_o0 | LSEBit_sz,
1276   CASB     = CASBFixed,
1277   CASAB    = CASBFixed | LSEBit_l,
1278   CASLB    = CASBFixed | LSEBit_o0,
1279   CASALB   = CASBFixed | LSEBit_l | LSEBit_o0,
1280   CASH     = CASHFixed,
1281   CASAH    = CASHFixed | LSEBit_l,
1282   CASLH    = CASHFixed | LSEBit_o0,
1283   CASALH   = CASHFixed | LSEBit_l | LSEBit_o0,
1284   CASP_w   = CASPFixed,
1285   CASP_x   = CASPFixed | LSEBit_sz,
1286   CASPA_w  = CASPFixed | LSEBit_l,
1287   CASPA_x  = CASPFixed | LSEBit_l | LSEBit_sz,
1288   CASPL_w  = CASPFixed | LSEBit_o0,
1289   CASPL_x  = CASPFixed | LSEBit_o0 | LSEBit_sz,
1290   CASPAL_w = CASPFixed | LSEBit_l | LSEBit_o0,
1291   CASPAL_x = CASPFixed | LSEBit_l | LSEBit_o0 | LSEBit_sz
1292 };
1293 
1294 // Load/store RCpc unscaled offset.
1295 enum LoadStoreRCpcUnscaledOffsetOp {
1296   LoadStoreRCpcUnscaledOffsetFixed = 0x19000000,
1297   LoadStoreRCpcUnscaledOffsetFMask = 0x3F200C00,
1298   LoadStoreRCpcUnscaledOffsetMask  = 0xFFE00C00,
1299   STLURB     = LoadStoreRCpcUnscaledOffsetFixed | 0x00000000,
1300   LDAPURB    = LoadStoreRCpcUnscaledOffsetFixed | 0x00400000,
1301   LDAPURSB_x = LoadStoreRCpcUnscaledOffsetFixed | 0x00800000,
1302   LDAPURSB_w = LoadStoreRCpcUnscaledOffsetFixed | 0x00C00000,
1303   STLURH     = LoadStoreRCpcUnscaledOffsetFixed | 0x40000000,
1304   LDAPURH    = LoadStoreRCpcUnscaledOffsetFixed | 0x40400000,
1305   LDAPURSH_x = LoadStoreRCpcUnscaledOffsetFixed | 0x40800000,
1306   LDAPURSH_w = LoadStoreRCpcUnscaledOffsetFixed | 0x40C00000,
1307   STLUR_w    = LoadStoreRCpcUnscaledOffsetFixed | 0x80000000,
1308   LDAPUR_w   = LoadStoreRCpcUnscaledOffsetFixed | 0x80400000,
1309   LDAPURSW   = LoadStoreRCpcUnscaledOffsetFixed | 0x80800000,
1310   STLUR_x    = LoadStoreRCpcUnscaledOffsetFixed | 0xC0000000,
1311   LDAPUR_x   = LoadStoreRCpcUnscaledOffsetFixed | 0xC0400000
1312 };
1313 
1314 #define ATOMIC_MEMORY_SIMPLE_OPC_LIST(V) \
1315   V(LDADD, 0x00000000),                  \
1316   V(LDCLR, 0x00001000),                  \
1317   V(LDEOR, 0x00002000),                  \
1318   V(LDSET, 0x00003000),                  \
1319   V(LDSMAX, 0x00004000),                 \
1320   V(LDSMIN, 0x00005000),                 \
1321   V(LDUMAX, 0x00006000),                 \
1322   V(LDUMIN, 0x00007000)
1323 
1324 // Atomic memory.
1325 enum AtomicMemoryOp {
1326   AtomicMemoryFixed = 0x38200000,
1327   AtomicMemoryFMask = 0x3B200C00,
1328   AtomicMemoryMask = 0xFFE0FC00,
1329   SWPB = AtomicMemoryFixed | 0x00008000,
1330   SWPAB = AtomicMemoryFixed | 0x00808000,
1331   SWPLB = AtomicMemoryFixed | 0x00408000,
1332   SWPALB = AtomicMemoryFixed | 0x00C08000,
1333   SWPH = AtomicMemoryFixed | 0x40008000,
1334   SWPAH = AtomicMemoryFixed | 0x40808000,
1335   SWPLH = AtomicMemoryFixed | 0x40408000,
1336   SWPALH = AtomicMemoryFixed | 0x40C08000,
1337   SWP_w = AtomicMemoryFixed | 0x80008000,
1338   SWPA_w = AtomicMemoryFixed | 0x80808000,
1339   SWPL_w = AtomicMemoryFixed | 0x80408000,
1340   SWPAL_w = AtomicMemoryFixed | 0x80C08000,
1341   SWP_x = AtomicMemoryFixed | 0xC0008000,
1342   SWPA_x = AtomicMemoryFixed | 0xC0808000,
1343   SWPL_x = AtomicMemoryFixed | 0xC0408000,
1344   SWPAL_x = AtomicMemoryFixed | 0xC0C08000,
1345   LDAPRB = AtomicMemoryFixed | 0x0080C000,
1346   LDAPRH = AtomicMemoryFixed | 0x4080C000,
1347   LDAPR_w = AtomicMemoryFixed | 0x8080C000,
1348   LDAPR_x = AtomicMemoryFixed | 0xC080C000,
1349 
1350   AtomicMemorySimpleFMask = 0x3B208C00,
1351   AtomicMemorySimpleOpMask = 0x00007000,
1352 #define ATOMIC_MEMORY_SIMPLE(N, OP)              \
1353   N##Op = OP,                                    \
1354   N##B = AtomicMemoryFixed | OP,                 \
1355   N##AB = AtomicMemoryFixed | OP | 0x00800000,   \
1356   N##LB = AtomicMemoryFixed | OP | 0x00400000,   \
1357   N##ALB = AtomicMemoryFixed | OP | 0x00C00000,  \
1358   N##H = AtomicMemoryFixed | OP | 0x40000000,    \
1359   N##AH = AtomicMemoryFixed | OP | 0x40800000,   \
1360   N##LH = AtomicMemoryFixed | OP | 0x40400000,   \
1361   N##ALH = AtomicMemoryFixed | OP | 0x40C00000,  \
1362   N##_w = AtomicMemoryFixed | OP | 0x80000000,   \
1363   N##A_w = AtomicMemoryFixed | OP | 0x80800000,  \
1364   N##L_w = AtomicMemoryFixed | OP | 0x80400000,  \
1365   N##AL_w = AtomicMemoryFixed | OP | 0x80C00000, \
1366   N##_x = AtomicMemoryFixed | OP | 0xC0000000,   \
1367   N##A_x = AtomicMemoryFixed | OP | 0xC0800000,  \
1368   N##L_x = AtomicMemoryFixed | OP | 0xC0400000,  \
1369   N##AL_x = AtomicMemoryFixed | OP | 0xC0C00000
1370 
1371   ATOMIC_MEMORY_SIMPLE_OPC_LIST(ATOMIC_MEMORY_SIMPLE)
1372 #undef ATOMIC_MEMORY_SIMPLE
1373 };
1374 
1375 // Conditional compare.
1376 enum ConditionalCompareOp {
1377   ConditionalCompareMask = 0x60000000,
1378   CCMN                   = 0x20000000,
1379   CCMP                   = 0x60000000
1380 };
1381 
1382 // Conditional compare register.
1383 enum ConditionalCompareRegisterOp {
1384   ConditionalCompareRegisterFixed = 0x1A400000,
1385   ConditionalCompareRegisterFMask = 0x1FE00800,
1386   ConditionalCompareRegisterMask  = 0xFFE00C10,
1387   CCMN_w = ConditionalCompareRegisterFixed | CCMN,
1388   CCMN_x = ConditionalCompareRegisterFixed | SixtyFourBits | CCMN,
1389   CCMP_w = ConditionalCompareRegisterFixed | CCMP,
1390   CCMP_x = ConditionalCompareRegisterFixed | SixtyFourBits | CCMP
1391 };
1392 
1393 // Conditional compare immediate.
1394 enum ConditionalCompareImmediateOp {
1395   ConditionalCompareImmediateFixed = 0x1A400800,
1396   ConditionalCompareImmediateFMask = 0x1FE00800,
1397   ConditionalCompareImmediateMask  = 0xFFE00C10,
1398   CCMN_w_imm = ConditionalCompareImmediateFixed | CCMN,
1399   CCMN_x_imm = ConditionalCompareImmediateFixed | SixtyFourBits | CCMN,
1400   CCMP_w_imm = ConditionalCompareImmediateFixed | CCMP,
1401   CCMP_x_imm = ConditionalCompareImmediateFixed | SixtyFourBits | CCMP
1402 };
1403 
1404 // Conditional select.
1405 enum ConditionalSelectOp {
1406   ConditionalSelectFixed = 0x1A800000,
1407   ConditionalSelectFMask = 0x1FE00000,
1408   ConditionalSelectMask  = 0xFFE00C00,
1409   CSEL_w                 = ConditionalSelectFixed | 0x00000000,
1410   CSEL_x                 = ConditionalSelectFixed | 0x80000000,
1411   CSEL                   = CSEL_w,
1412   CSINC_w                = ConditionalSelectFixed | 0x00000400,
1413   CSINC_x                = ConditionalSelectFixed | 0x80000400,
1414   CSINC                  = CSINC_w,
1415   CSINV_w                = ConditionalSelectFixed | 0x40000000,
1416   CSINV_x                = ConditionalSelectFixed | 0xC0000000,
1417   CSINV                  = CSINV_w,
1418   CSNEG_w                = ConditionalSelectFixed | 0x40000400,
1419   CSNEG_x                = ConditionalSelectFixed | 0xC0000400,
1420   CSNEG                  = CSNEG_w
1421 };
1422 
1423 // Data processing 1 source.
1424 enum DataProcessing1SourceOp {
1425   DataProcessing1SourceFixed = 0x5AC00000,
1426   DataProcessing1SourceFMask = 0x5FE00000,
1427   DataProcessing1SourceMask  = 0xFFFFFC00,
1428   RBIT    = DataProcessing1SourceFixed | 0x00000000,
1429   RBIT_w  = RBIT,
1430   RBIT_x  = RBIT | SixtyFourBits,
1431   REV16   = DataProcessing1SourceFixed | 0x00000400,
1432   REV16_w = REV16,
1433   REV16_x = REV16 | SixtyFourBits,
1434   REV     = DataProcessing1SourceFixed | 0x00000800,
1435   REV_w   = REV,
1436   REV32_x = REV | SixtyFourBits,
1437   REV_x   = DataProcessing1SourceFixed | SixtyFourBits | 0x00000C00,
1438   CLZ     = DataProcessing1SourceFixed | 0x00001000,
1439   CLZ_w   = CLZ,
1440   CLZ_x   = CLZ | SixtyFourBits,
1441   CLS     = DataProcessing1SourceFixed | 0x00001400,
1442   CLS_w   = CLS,
1443   CLS_x   = CLS | SixtyFourBits,
1444 
1445   // Pointer authentication instructions in Armv8.3.
1446   PACIA  = DataProcessing1SourceFixed | 0x80010000,
1447   PACIB  = DataProcessing1SourceFixed | 0x80010400,
1448   PACDA  = DataProcessing1SourceFixed | 0x80010800,
1449   PACDB  = DataProcessing1SourceFixed | 0x80010C00,
1450   AUTIA  = DataProcessing1SourceFixed | 0x80011000,
1451   AUTIB  = DataProcessing1SourceFixed | 0x80011400,
1452   AUTDA  = DataProcessing1SourceFixed | 0x80011800,
1453   AUTDB  = DataProcessing1SourceFixed | 0x80011C00,
1454   PACIZA = DataProcessing1SourceFixed | 0x80012000,
1455   PACIZB = DataProcessing1SourceFixed | 0x80012400,
1456   PACDZA = DataProcessing1SourceFixed | 0x80012800,
1457   PACDZB = DataProcessing1SourceFixed | 0x80012C00,
1458   AUTIZA = DataProcessing1SourceFixed | 0x80013000,
1459   AUTIZB = DataProcessing1SourceFixed | 0x80013400,
1460   AUTDZA = DataProcessing1SourceFixed | 0x80013800,
1461   AUTDZB = DataProcessing1SourceFixed | 0x80013C00,
1462   XPACI  = DataProcessing1SourceFixed | 0x80014000,
1463   XPACD  = DataProcessing1SourceFixed | 0x80014400
1464 };
1465 
1466 // Data processing 2 source.
1467 enum DataProcessing2SourceOp {
1468   DataProcessing2SourceFixed = 0x1AC00000,
1469   DataProcessing2SourceFMask = 0x5FE00000,
1470   DataProcessing2SourceMask  = 0xFFE0FC00,
1471   UDIV_w  = DataProcessing2SourceFixed | 0x00000800,
1472   UDIV_x  = DataProcessing2SourceFixed | 0x80000800,
1473   UDIV    = UDIV_w,
1474   SDIV_w  = DataProcessing2SourceFixed | 0x00000C00,
1475   SDIV_x  = DataProcessing2SourceFixed | 0x80000C00,
1476   SDIV    = SDIV_w,
1477   LSLV_w  = DataProcessing2SourceFixed | 0x00002000,
1478   LSLV_x  = DataProcessing2SourceFixed | 0x80002000,
1479   LSLV    = LSLV_w,
1480   LSRV_w  = DataProcessing2SourceFixed | 0x00002400,
1481   LSRV_x  = DataProcessing2SourceFixed | 0x80002400,
1482   LSRV    = LSRV_w,
1483   ASRV_w  = DataProcessing2SourceFixed | 0x00002800,
1484   ASRV_x  = DataProcessing2SourceFixed | 0x80002800,
1485   ASRV    = ASRV_w,
1486   RORV_w  = DataProcessing2SourceFixed | 0x00002C00,
1487   RORV_x  = DataProcessing2SourceFixed | 0x80002C00,
1488   RORV    = RORV_w,
1489   PACGA   = DataProcessing2SourceFixed | SixtyFourBits | 0x00003000,
1490   CRC32B  = DataProcessing2SourceFixed | 0x00004000,
1491   CRC32H  = DataProcessing2SourceFixed | 0x00004400,
1492   CRC32W  = DataProcessing2SourceFixed | 0x00004800,
1493   CRC32X  = DataProcessing2SourceFixed | SixtyFourBits | 0x00004C00,
1494   CRC32CB = DataProcessing2SourceFixed | 0x00005000,
1495   CRC32CH = DataProcessing2SourceFixed | 0x00005400,
1496   CRC32CW = DataProcessing2SourceFixed | 0x00005800,
1497   CRC32CX = DataProcessing2SourceFixed | SixtyFourBits | 0x00005C00
1498 };
1499 
1500 // Data processing 3 source.
1501 enum DataProcessing3SourceOp {
1502   DataProcessing3SourceFixed = 0x1B000000,
1503   DataProcessing3SourceFMask = 0x1F000000,
1504   DataProcessing3SourceMask  = 0xFFE08000,
1505   MADD_w                     = DataProcessing3SourceFixed | 0x00000000,
1506   MADD_x                     = DataProcessing3SourceFixed | 0x80000000,
1507   MADD                       = MADD_w,
1508   MSUB_w                     = DataProcessing3SourceFixed | 0x00008000,
1509   MSUB_x                     = DataProcessing3SourceFixed | 0x80008000,
1510   MSUB                       = MSUB_w,
1511   SMADDL_x                   = DataProcessing3SourceFixed | 0x80200000,
1512   SMSUBL_x                   = DataProcessing3SourceFixed | 0x80208000,
1513   SMULH_x                    = DataProcessing3SourceFixed | 0x80400000,
1514   UMADDL_x                   = DataProcessing3SourceFixed | 0x80A00000,
1515   UMSUBL_x                   = DataProcessing3SourceFixed | 0x80A08000,
1516   UMULH_x                    = DataProcessing3SourceFixed | 0x80C00000
1517 };
1518 
1519 // Floating point compare.
1520 enum FPCompareOp {
1521   FPCompareFixed = 0x1E202000,
1522   FPCompareFMask = 0x5F203C00,
1523   FPCompareMask  = 0xFFE0FC1F,
1524   FCMP_h         = FPCompareFixed | FP16 | 0x00000000,
1525   FCMP_s         = FPCompareFixed | 0x00000000,
1526   FCMP_d         = FPCompareFixed | FP64 | 0x00000000,
1527   FCMP           = FCMP_s,
1528   FCMP_h_zero    = FPCompareFixed | FP16 | 0x00000008,
1529   FCMP_s_zero    = FPCompareFixed | 0x00000008,
1530   FCMP_d_zero    = FPCompareFixed | FP64 | 0x00000008,
1531   FCMP_zero      = FCMP_s_zero,
1532   FCMPE_h        = FPCompareFixed | FP16 | 0x00000010,
1533   FCMPE_s        = FPCompareFixed | 0x00000010,
1534   FCMPE_d        = FPCompareFixed | FP64 | 0x00000010,
1535   FCMPE          = FCMPE_s,
1536   FCMPE_h_zero   = FPCompareFixed | FP16 | 0x00000018,
1537   FCMPE_s_zero   = FPCompareFixed | 0x00000018,
1538   FCMPE_d_zero   = FPCompareFixed | FP64 | 0x00000018,
1539   FCMPE_zero     = FCMPE_s_zero
1540 };
1541 
1542 // Floating point conditional compare.
1543 enum FPConditionalCompareOp {
1544   FPConditionalCompareFixed = 0x1E200400,
1545   FPConditionalCompareFMask = 0x5F200C00,
1546   FPConditionalCompareMask  = 0xFFE00C10,
1547   FCCMP_h                   = FPConditionalCompareFixed | FP16 | 0x00000000,
1548   FCCMP_s                   = FPConditionalCompareFixed | 0x00000000,
1549   FCCMP_d                   = FPConditionalCompareFixed | FP64 | 0x00000000,
1550   FCCMP                     = FCCMP_s,
1551   FCCMPE_h                  = FPConditionalCompareFixed | FP16 | 0x00000010,
1552   FCCMPE_s                  = FPConditionalCompareFixed | 0x00000010,
1553   FCCMPE_d                  = FPConditionalCompareFixed | FP64 | 0x00000010,
1554   FCCMPE                    = FCCMPE_s
1555 };
1556 
1557 // Floating point conditional select.
1558 enum FPConditionalSelectOp {
1559   FPConditionalSelectFixed = 0x1E200C00,
1560   FPConditionalSelectFMask = 0x5F200C00,
1561   FPConditionalSelectMask  = 0xFFE00C00,
1562   FCSEL_h                  = FPConditionalSelectFixed | FP16 | 0x00000000,
1563   FCSEL_s                  = FPConditionalSelectFixed | 0x00000000,
1564   FCSEL_d                  = FPConditionalSelectFixed | FP64 | 0x00000000,
1565   FCSEL                    = FCSEL_s
1566 };
1567 
1568 // Floating point immediate.
1569 enum FPImmediateOp {
1570   FPImmediateFixed = 0x1E201000,
1571   FPImmediateFMask = 0x5F201C00,
1572   FPImmediateMask  = 0xFFE01C00,
1573   FMOV_h_imm       = FPImmediateFixed | FP16 | 0x00000000,
1574   FMOV_s_imm       = FPImmediateFixed | 0x00000000,
1575   FMOV_d_imm       = FPImmediateFixed | FP64 | 0x00000000
1576 };
1577 
1578 // Floating point data processing 1 source.
1579 enum FPDataProcessing1SourceOp {
1580   FPDataProcessing1SourceFixed = 0x1E204000,
1581   FPDataProcessing1SourceFMask = 0x5F207C00,
1582   FPDataProcessing1SourceMask  = 0xFFFFFC00,
1583   FMOV_h   = FPDataProcessing1SourceFixed | FP16 | 0x00000000,
1584   FMOV_s   = FPDataProcessing1SourceFixed | 0x00000000,
1585   FMOV_d   = FPDataProcessing1SourceFixed | FP64 | 0x00000000,
1586   FMOV     = FMOV_s,
1587   FABS_h   = FPDataProcessing1SourceFixed | FP16 | 0x00008000,
1588   FABS_s   = FPDataProcessing1SourceFixed | 0x00008000,
1589   FABS_d   = FPDataProcessing1SourceFixed | FP64 | 0x00008000,
1590   FABS     = FABS_s,
1591   FNEG_h   = FPDataProcessing1SourceFixed | FP16 | 0x00010000,
1592   FNEG_s   = FPDataProcessing1SourceFixed | 0x00010000,
1593   FNEG_d   = FPDataProcessing1SourceFixed | FP64 | 0x00010000,
1594   FNEG     = FNEG_s,
1595   FSQRT_h  = FPDataProcessing1SourceFixed | FP16 | 0x00018000,
1596   FSQRT_s  = FPDataProcessing1SourceFixed | 0x00018000,
1597   FSQRT_d  = FPDataProcessing1SourceFixed | FP64 | 0x00018000,
1598   FSQRT    = FSQRT_s,
1599   FCVT_ds  = FPDataProcessing1SourceFixed | 0x00028000,
1600   FCVT_sd  = FPDataProcessing1SourceFixed | FP64 | 0x00020000,
1601   FCVT_hs  = FPDataProcessing1SourceFixed | 0x00038000,
1602   FCVT_hd  = FPDataProcessing1SourceFixed | FP64 | 0x00038000,
1603   FCVT_sh  = FPDataProcessing1SourceFixed | 0x00C20000,
1604   FCVT_dh  = FPDataProcessing1SourceFixed | 0x00C28000,
1605   FRINT32X_s = FPDataProcessing1SourceFixed | 0x00088000,
1606   FRINT32X_d = FPDataProcessing1SourceFixed | FP64 | 0x00088000,
1607   FRINT32X = FRINT32X_s,
1608   FRINT32Z_s = FPDataProcessing1SourceFixed | 0x00080000,
1609   FRINT32Z_d = FPDataProcessing1SourceFixed | FP64 | 0x00080000,
1610   FRINT32Z = FRINT32Z_s,
1611   FRINT64X_s = FPDataProcessing1SourceFixed | 0x00098000,
1612   FRINT64X_d = FPDataProcessing1SourceFixed | FP64 | 0x00098000,
1613   FRINT64X = FRINT64X_s,
1614   FRINT64Z_s = FPDataProcessing1SourceFixed | 0x00090000,
1615   FRINT64Z_d = FPDataProcessing1SourceFixed | FP64 | 0x00090000,
1616   FRINT64Z = FRINT64Z_s,
1617   FRINTN_h = FPDataProcessing1SourceFixed | FP16 | 0x00040000,
1618   FRINTN_s = FPDataProcessing1SourceFixed | 0x00040000,
1619   FRINTN_d = FPDataProcessing1SourceFixed | FP64 | 0x00040000,
1620   FRINTN   = FRINTN_s,
1621   FRINTP_h = FPDataProcessing1SourceFixed | FP16 | 0x00048000,
1622   FRINTP_s = FPDataProcessing1SourceFixed | 0x00048000,
1623   FRINTP_d = FPDataProcessing1SourceFixed | FP64 | 0x00048000,
1624   FRINTP   = FRINTP_s,
1625   FRINTM_h = FPDataProcessing1SourceFixed | FP16 | 0x00050000,
1626   FRINTM_s = FPDataProcessing1SourceFixed | 0x00050000,
1627   FRINTM_d = FPDataProcessing1SourceFixed | FP64 | 0x00050000,
1628   FRINTM   = FRINTM_s,
1629   FRINTZ_h = FPDataProcessing1SourceFixed | FP16 | 0x00058000,
1630   FRINTZ_s = FPDataProcessing1SourceFixed | 0x00058000,
1631   FRINTZ_d = FPDataProcessing1SourceFixed | FP64 | 0x00058000,
1632   FRINTZ   = FRINTZ_s,
1633   FRINTA_h = FPDataProcessing1SourceFixed | FP16 | 0x00060000,
1634   FRINTA_s = FPDataProcessing1SourceFixed | 0x00060000,
1635   FRINTA_d = FPDataProcessing1SourceFixed | FP64 | 0x00060000,
1636   FRINTA   = FRINTA_s,
1637   FRINTX_h = FPDataProcessing1SourceFixed | FP16 | 0x00070000,
1638   FRINTX_s = FPDataProcessing1SourceFixed | 0x00070000,
1639   FRINTX_d = FPDataProcessing1SourceFixed | FP64 | 0x00070000,
1640   FRINTX   = FRINTX_s,
1641   FRINTI_h = FPDataProcessing1SourceFixed | FP16 | 0x00078000,
1642   FRINTI_s = FPDataProcessing1SourceFixed | 0x00078000,
1643   FRINTI_d = FPDataProcessing1SourceFixed | FP64 | 0x00078000,
1644   FRINTI   = FRINTI_s
1645 };
1646 
1647 // Floating point data processing 2 source.
1648 enum FPDataProcessing2SourceOp {
1649   FPDataProcessing2SourceFixed = 0x1E200800,
1650   FPDataProcessing2SourceFMask = 0x5F200C00,
1651   FPDataProcessing2SourceMask  = 0xFFE0FC00,
1652   FMUL     = FPDataProcessing2SourceFixed | 0x00000000,
1653   FMUL_h   = FMUL | FP16,
1654   FMUL_s   = FMUL,
1655   FMUL_d   = FMUL | FP64,
1656   FDIV     = FPDataProcessing2SourceFixed | 0x00001000,
1657   FDIV_h   = FDIV | FP16,
1658   FDIV_s   = FDIV,
1659   FDIV_d   = FDIV | FP64,
1660   FADD     = FPDataProcessing2SourceFixed | 0x00002000,
1661   FADD_h   = FADD | FP16,
1662   FADD_s   = FADD,
1663   FADD_d   = FADD | FP64,
1664   FSUB     = FPDataProcessing2SourceFixed | 0x00003000,
1665   FSUB_h   = FSUB | FP16,
1666   FSUB_s   = FSUB,
1667   FSUB_d   = FSUB | FP64,
1668   FMAX     = FPDataProcessing2SourceFixed | 0x00004000,
1669   FMAX_h   = FMAX | FP16,
1670   FMAX_s   = FMAX,
1671   FMAX_d   = FMAX | FP64,
1672   FMIN     = FPDataProcessing2SourceFixed | 0x00005000,
1673   FMIN_h   = FMIN | FP16,
1674   FMIN_s   = FMIN,
1675   FMIN_d   = FMIN | FP64,
1676   FMAXNM   = FPDataProcessing2SourceFixed | 0x00006000,
1677   FMAXNM_h = FMAXNM | FP16,
1678   FMAXNM_s = FMAXNM,
1679   FMAXNM_d = FMAXNM | FP64,
1680   FMINNM   = FPDataProcessing2SourceFixed | 0x00007000,
1681   FMINNM_h = FMINNM | FP16,
1682   FMINNM_s = FMINNM,
1683   FMINNM_d = FMINNM | FP64,
1684   FNMUL    = FPDataProcessing2SourceFixed | 0x00008000,
1685   FNMUL_h  = FNMUL | FP16,
1686   FNMUL_s  = FNMUL,
1687   FNMUL_d  = FNMUL | FP64
1688 };
1689 
1690 // Floating point data processing 3 source.
1691 enum FPDataProcessing3SourceOp {
1692   FPDataProcessing3SourceFixed = 0x1F000000,
1693   FPDataProcessing3SourceFMask = 0x5F000000,
1694   FPDataProcessing3SourceMask  = 0xFFE08000,
1695   FMADD_h                      = FPDataProcessing3SourceFixed | 0x00C00000,
1696   FMSUB_h                      = FPDataProcessing3SourceFixed | 0x00C08000,
1697   FNMADD_h                     = FPDataProcessing3SourceFixed | 0x00E00000,
1698   FNMSUB_h                     = FPDataProcessing3SourceFixed | 0x00E08000,
1699   FMADD_s                      = FPDataProcessing3SourceFixed | 0x00000000,
1700   FMSUB_s                      = FPDataProcessing3SourceFixed | 0x00008000,
1701   FNMADD_s                     = FPDataProcessing3SourceFixed | 0x00200000,
1702   FNMSUB_s                     = FPDataProcessing3SourceFixed | 0x00208000,
1703   FMADD_d                      = FPDataProcessing3SourceFixed | 0x00400000,
1704   FMSUB_d                      = FPDataProcessing3SourceFixed | 0x00408000,
1705   FNMADD_d                     = FPDataProcessing3SourceFixed | 0x00600000,
1706   FNMSUB_d                     = FPDataProcessing3SourceFixed | 0x00608000
1707 };
1708 
1709 // Conversion between floating point and integer.
1710 enum FPIntegerConvertOp {
1711   FPIntegerConvertFixed = 0x1E200000,
1712   FPIntegerConvertFMask = 0x5F20FC00,
1713   FPIntegerConvertMask  = 0xFFFFFC00,
1714   FCVTNS    = FPIntegerConvertFixed | 0x00000000,
1715   FCVTNS_wh = FCVTNS | FP16,
1716   FCVTNS_xh = FCVTNS | SixtyFourBits | FP16,
1717   FCVTNS_ws = FCVTNS,
1718   FCVTNS_xs = FCVTNS | SixtyFourBits,
1719   FCVTNS_wd = FCVTNS | FP64,
1720   FCVTNS_xd = FCVTNS | SixtyFourBits | FP64,
1721   FCVTNU    = FPIntegerConvertFixed | 0x00010000,
1722   FCVTNU_wh = FCVTNU | FP16,
1723   FCVTNU_xh = FCVTNU | SixtyFourBits | FP16,
1724   FCVTNU_ws = FCVTNU,
1725   FCVTNU_xs = FCVTNU | SixtyFourBits,
1726   FCVTNU_wd = FCVTNU | FP64,
1727   FCVTNU_xd = FCVTNU | SixtyFourBits | FP64,
1728   FCVTPS    = FPIntegerConvertFixed | 0x00080000,
1729   FCVTPS_wh = FCVTPS | FP16,
1730   FCVTPS_xh = FCVTPS | SixtyFourBits | FP16,
1731   FCVTPS_ws = FCVTPS,
1732   FCVTPS_xs = FCVTPS | SixtyFourBits,
1733   FCVTPS_wd = FCVTPS | FP64,
1734   FCVTPS_xd = FCVTPS | SixtyFourBits | FP64,
1735   FCVTPU    = FPIntegerConvertFixed | 0x00090000,
1736   FCVTPU_wh = FCVTPU | FP16,
1737   FCVTPU_xh = FCVTPU | SixtyFourBits | FP16,
1738   FCVTPU_ws = FCVTPU,
1739   FCVTPU_xs = FCVTPU | SixtyFourBits,
1740   FCVTPU_wd = FCVTPU | FP64,
1741   FCVTPU_xd = FCVTPU | SixtyFourBits | FP64,
1742   FCVTMS    = FPIntegerConvertFixed | 0x00100000,
1743   FCVTMS_wh = FCVTMS | FP16,
1744   FCVTMS_xh = FCVTMS | SixtyFourBits | FP16,
1745   FCVTMS_ws = FCVTMS,
1746   FCVTMS_xs = FCVTMS | SixtyFourBits,
1747   FCVTMS_wd = FCVTMS | FP64,
1748   FCVTMS_xd = FCVTMS | SixtyFourBits | FP64,
1749   FCVTMU    = FPIntegerConvertFixed | 0x00110000,
1750   FCVTMU_wh = FCVTMU | FP16,
1751   FCVTMU_xh = FCVTMU | SixtyFourBits | FP16,
1752   FCVTMU_ws = FCVTMU,
1753   FCVTMU_xs = FCVTMU | SixtyFourBits,
1754   FCVTMU_wd = FCVTMU | FP64,
1755   FCVTMU_xd = FCVTMU | SixtyFourBits | FP64,
1756   FCVTZS    = FPIntegerConvertFixed | 0x00180000,
1757   FCVTZS_wh = FCVTZS | FP16,
1758   FCVTZS_xh = FCVTZS | SixtyFourBits | FP16,
1759   FCVTZS_ws = FCVTZS,
1760   FCVTZS_xs = FCVTZS | SixtyFourBits,
1761   FCVTZS_wd = FCVTZS | FP64,
1762   FCVTZS_xd = FCVTZS | SixtyFourBits | FP64,
1763   FCVTZU    = FPIntegerConvertFixed | 0x00190000,
1764   FCVTZU_wh = FCVTZU | FP16,
1765   FCVTZU_xh = FCVTZU | SixtyFourBits | FP16,
1766   FCVTZU_ws = FCVTZU,
1767   FCVTZU_xs = FCVTZU | SixtyFourBits,
1768   FCVTZU_wd = FCVTZU | FP64,
1769   FCVTZU_xd = FCVTZU | SixtyFourBits | FP64,
1770   SCVTF     = FPIntegerConvertFixed | 0x00020000,
1771   SCVTF_hw  = SCVTF | FP16,
1772   SCVTF_hx  = SCVTF | SixtyFourBits | FP16,
1773   SCVTF_sw  = SCVTF,
1774   SCVTF_sx  = SCVTF | SixtyFourBits,
1775   SCVTF_dw  = SCVTF | FP64,
1776   SCVTF_dx  = SCVTF | SixtyFourBits | FP64,
1777   UCVTF     = FPIntegerConvertFixed | 0x00030000,
1778   UCVTF_hw  = UCVTF | FP16,
1779   UCVTF_hx  = UCVTF | SixtyFourBits | FP16,
1780   UCVTF_sw  = UCVTF,
1781   UCVTF_sx  = UCVTF | SixtyFourBits,
1782   UCVTF_dw  = UCVTF | FP64,
1783   UCVTF_dx  = UCVTF | SixtyFourBits | FP64,
1784   FCVTAS    = FPIntegerConvertFixed | 0x00040000,
1785   FCVTAS_wh = FCVTAS | FP16,
1786   FCVTAS_xh = FCVTAS | SixtyFourBits | FP16,
1787   FCVTAS_ws = FCVTAS,
1788   FCVTAS_xs = FCVTAS | SixtyFourBits,
1789   FCVTAS_wd = FCVTAS | FP64,
1790   FCVTAS_xd = FCVTAS | SixtyFourBits | FP64,
1791   FCVTAU    = FPIntegerConvertFixed | 0x00050000,
1792   FCVTAU_wh = FCVTAU | FP16,
1793   FCVTAU_xh = FCVTAU | SixtyFourBits | FP16,
1794   FCVTAU_ws = FCVTAU,
1795   FCVTAU_xs = FCVTAU | SixtyFourBits,
1796   FCVTAU_wd = FCVTAU | FP64,
1797   FCVTAU_xd = FCVTAU | SixtyFourBits | FP64,
1798   FMOV_wh   = FPIntegerConvertFixed | 0x00060000 | FP16,
1799   FMOV_hw   = FPIntegerConvertFixed | 0x00070000 | FP16,
1800   FMOV_xh   = FMOV_wh | SixtyFourBits,
1801   FMOV_hx   = FMOV_hw | SixtyFourBits,
1802   FMOV_ws   = FPIntegerConvertFixed | 0x00060000,
1803   FMOV_sw   = FPIntegerConvertFixed | 0x00070000,
1804   FMOV_xd   = FMOV_ws | SixtyFourBits | FP64,
1805   FMOV_dx   = FMOV_sw | SixtyFourBits | FP64,
1806   FMOV_d1_x = FPIntegerConvertFixed | SixtyFourBits | 0x008F0000,
1807   FMOV_x_d1 = FPIntegerConvertFixed | SixtyFourBits | 0x008E0000,
1808   FJCVTZS   = FPIntegerConvertFixed | FP64 | 0x001E0000
1809 };
1810 
1811 // Conversion between fixed point and floating point.
1812 enum FPFixedPointConvertOp {
1813   FPFixedPointConvertFixed = 0x1E000000,
1814   FPFixedPointConvertFMask = 0x5F200000,
1815   FPFixedPointConvertMask  = 0xFFFF0000,
1816   FCVTZS_fixed    = FPFixedPointConvertFixed | 0x00180000,
1817   FCVTZS_wh_fixed = FCVTZS_fixed | FP16,
1818   FCVTZS_xh_fixed = FCVTZS_fixed | SixtyFourBits | FP16,
1819   FCVTZS_ws_fixed = FCVTZS_fixed,
1820   FCVTZS_xs_fixed = FCVTZS_fixed | SixtyFourBits,
1821   FCVTZS_wd_fixed = FCVTZS_fixed | FP64,
1822   FCVTZS_xd_fixed = FCVTZS_fixed | SixtyFourBits | FP64,
1823   FCVTZU_fixed    = FPFixedPointConvertFixed | 0x00190000,
1824   FCVTZU_wh_fixed = FCVTZU_fixed | FP16,
1825   FCVTZU_xh_fixed = FCVTZU_fixed | SixtyFourBits | FP16,
1826   FCVTZU_ws_fixed = FCVTZU_fixed,
1827   FCVTZU_xs_fixed = FCVTZU_fixed | SixtyFourBits,
1828   FCVTZU_wd_fixed = FCVTZU_fixed | FP64,
1829   FCVTZU_xd_fixed = FCVTZU_fixed | SixtyFourBits | FP64,
1830   SCVTF_fixed     = FPFixedPointConvertFixed | 0x00020000,
1831   SCVTF_hw_fixed  = SCVTF_fixed | FP16,
1832   SCVTF_hx_fixed  = SCVTF_fixed | SixtyFourBits | FP16,
1833   SCVTF_sw_fixed  = SCVTF_fixed,
1834   SCVTF_sx_fixed  = SCVTF_fixed | SixtyFourBits,
1835   SCVTF_dw_fixed  = SCVTF_fixed | FP64,
1836   SCVTF_dx_fixed  = SCVTF_fixed | SixtyFourBits | FP64,
1837   UCVTF_fixed     = FPFixedPointConvertFixed | 0x00030000,
1838   UCVTF_hw_fixed  = UCVTF_fixed | FP16,
1839   UCVTF_hx_fixed  = UCVTF_fixed | SixtyFourBits | FP16,
1840   UCVTF_sw_fixed  = UCVTF_fixed,
1841   UCVTF_sx_fixed  = UCVTF_fixed | SixtyFourBits,
1842   UCVTF_dw_fixed  = UCVTF_fixed | FP64,
1843   UCVTF_dx_fixed  = UCVTF_fixed | SixtyFourBits | FP64
1844 };
1845 
1846 // Crypto - two register SHA.
1847 enum Crypto2RegSHAOp {
1848   Crypto2RegSHAFixed = 0x5E280800,
1849   Crypto2RegSHAFMask = 0xFF3E0C00
1850 };
1851 
1852 // Crypto - three register SHA.
1853 enum Crypto3RegSHAOp {
1854   Crypto3RegSHAFixed = 0x5E000000,
1855   Crypto3RegSHAFMask = 0xFF208C00
1856 };
1857 
1858 // Crypto - AES.
1859 enum CryptoAESOp {
1860   CryptoAESFixed = 0x4E280800,
1861   CryptoAESFMask = 0xFF3E0C00
1862 };
1863 
1864 // NEON instructions with two register operands.
1865 enum NEON2RegMiscOp {
1866   NEON2RegMiscFixed = 0x0E200800,
1867   NEON2RegMiscFMask = 0x9F3E0C00,
1868   NEON2RegMiscMask  = 0xBF3FFC00,
1869   NEON2RegMiscUBit  = 0x20000000,
1870   NEON_REV64     = NEON2RegMiscFixed | 0x00000000,
1871   NEON_REV32     = NEON2RegMiscFixed | 0x20000000,
1872   NEON_REV16     = NEON2RegMiscFixed | 0x00001000,
1873   NEON_SADDLP    = NEON2RegMiscFixed | 0x00002000,
1874   NEON_UADDLP    = NEON_SADDLP | NEON2RegMiscUBit,
1875   NEON_SUQADD    = NEON2RegMiscFixed | 0x00003000,
1876   NEON_USQADD    = NEON_SUQADD | NEON2RegMiscUBit,
1877   NEON_CLS       = NEON2RegMiscFixed | 0x00004000,
1878   NEON_CLZ       = NEON2RegMiscFixed | 0x20004000,
1879   NEON_CNT       = NEON2RegMiscFixed | 0x00005000,
1880   NEON_RBIT_NOT  = NEON2RegMiscFixed | 0x20005000,
1881   NEON_SADALP    = NEON2RegMiscFixed | 0x00006000,
1882   NEON_UADALP    = NEON_SADALP | NEON2RegMiscUBit,
1883   NEON_SQABS     = NEON2RegMiscFixed | 0x00007000,
1884   NEON_SQNEG     = NEON2RegMiscFixed | 0x20007000,
1885   NEON_CMGT_zero = NEON2RegMiscFixed | 0x00008000,
1886   NEON_CMGE_zero = NEON2RegMiscFixed | 0x20008000,
1887   NEON_CMEQ_zero = NEON2RegMiscFixed | 0x00009000,
1888   NEON_CMLE_zero = NEON2RegMiscFixed | 0x20009000,
1889   NEON_CMLT_zero = NEON2RegMiscFixed | 0x0000A000,
1890   NEON_ABS       = NEON2RegMiscFixed | 0x0000B000,
1891   NEON_NEG       = NEON2RegMiscFixed | 0x2000B000,
1892   NEON_XTN       = NEON2RegMiscFixed | 0x00012000,
1893   NEON_SQXTUN    = NEON2RegMiscFixed | 0x20012000,
1894   NEON_SHLL      = NEON2RegMiscFixed | 0x20013000,
1895   NEON_SQXTN     = NEON2RegMiscFixed | 0x00014000,
1896   NEON_UQXTN     = NEON_SQXTN | NEON2RegMiscUBit,
1897 
1898   NEON2RegMiscOpcode = 0x0001F000,
1899   NEON_RBIT_NOT_opcode = NEON_RBIT_NOT & NEON2RegMiscOpcode,
1900   NEON_NEG_opcode = NEON_NEG & NEON2RegMiscOpcode,
1901   NEON_XTN_opcode = NEON_XTN & NEON2RegMiscOpcode,
1902   NEON_UQXTN_opcode = NEON_UQXTN & NEON2RegMiscOpcode,
1903 
1904   // These instructions use only one bit of the size field. The other bit is
1905   // used to distinguish between instructions.
1906   NEON2RegMiscFPMask = NEON2RegMiscMask | 0x00800000,
1907   NEON_FABS   = NEON2RegMiscFixed | 0x0080F000,
1908   NEON_FNEG   = NEON2RegMiscFixed | 0x2080F000,
1909   NEON_FCVTN  = NEON2RegMiscFixed | 0x00016000,
1910   NEON_FCVTXN = NEON2RegMiscFixed | 0x20016000,
1911   NEON_FCVTL  = NEON2RegMiscFixed | 0x00017000,
1912   NEON_FRINT32X = NEON2RegMiscFixed | 0x2001E000,
1913   NEON_FRINT32Z = NEON2RegMiscFixed | 0x0001E000,
1914   NEON_FRINT64X = NEON2RegMiscFixed | 0x2001F000,
1915   NEON_FRINT64Z = NEON2RegMiscFixed | 0x0001F000,
1916   NEON_FRINTN = NEON2RegMiscFixed | 0x00018000,
1917   NEON_FRINTA = NEON2RegMiscFixed | 0x20018000,
1918   NEON_FRINTP = NEON2RegMiscFixed | 0x00818000,
1919   NEON_FRINTM = NEON2RegMiscFixed | 0x00019000,
1920   NEON_FRINTX = NEON2RegMiscFixed | 0x20019000,
1921   NEON_FRINTZ = NEON2RegMiscFixed | 0x00819000,
1922   NEON_FRINTI = NEON2RegMiscFixed | 0x20819000,
1923   NEON_FCVTNS = NEON2RegMiscFixed | 0x0001A000,
1924   NEON_FCVTNU = NEON_FCVTNS | NEON2RegMiscUBit,
1925   NEON_FCVTPS = NEON2RegMiscFixed | 0x0081A000,
1926   NEON_FCVTPU = NEON_FCVTPS | NEON2RegMiscUBit,
1927   NEON_FCVTMS = NEON2RegMiscFixed | 0x0001B000,
1928   NEON_FCVTMU = NEON_FCVTMS | NEON2RegMiscUBit,
1929   NEON_FCVTZS = NEON2RegMiscFixed | 0x0081B000,
1930   NEON_FCVTZU = NEON_FCVTZS | NEON2RegMiscUBit,
1931   NEON_FCVTAS = NEON2RegMiscFixed | 0x0001C000,
1932   NEON_FCVTAU = NEON_FCVTAS | NEON2RegMiscUBit,
1933   NEON_FSQRT  = NEON2RegMiscFixed | 0x2081F000,
1934   NEON_SCVTF  = NEON2RegMiscFixed | 0x0001D000,
1935   NEON_UCVTF  = NEON_SCVTF | NEON2RegMiscUBit,
1936   NEON_URSQRTE = NEON2RegMiscFixed | 0x2081C000,
1937   NEON_URECPE  = NEON2RegMiscFixed | 0x0081C000,
1938   NEON_FRSQRTE = NEON2RegMiscFixed | 0x2081D000,
1939   NEON_FRECPE  = NEON2RegMiscFixed | 0x0081D000,
1940   NEON_FCMGT_zero = NEON2RegMiscFixed | 0x0080C000,
1941   NEON_FCMGE_zero = NEON2RegMiscFixed | 0x2080C000,
1942   NEON_FCMEQ_zero = NEON2RegMiscFixed | 0x0080D000,
1943   NEON_FCMLE_zero = NEON2RegMiscFixed | 0x2080D000,
1944   NEON_FCMLT_zero = NEON2RegMiscFixed | 0x0080E000,
1945 
1946   NEON_FCVTL_opcode = NEON_FCVTL & NEON2RegMiscOpcode,
1947   NEON_FCVTN_opcode = NEON_FCVTN & NEON2RegMiscOpcode
1948 };
1949 
1950 // NEON instructions with two register operands (FP16).
1951 enum NEON2RegMiscFP16Op {
1952   NEON2RegMiscFP16Fixed = 0x0E780800,
1953   NEON2RegMiscFP16FMask = 0x9F7E0C00,
1954   NEON2RegMiscFP16Mask  = 0xBFFFFC00,
1955   NEON_FRINTN_H     = NEON2RegMiscFP16Fixed | 0x00018000,
1956   NEON_FRINTM_H     = NEON2RegMiscFP16Fixed | 0x00019000,
1957   NEON_FCVTNS_H     = NEON2RegMiscFP16Fixed | 0x0001A000,
1958   NEON_FCVTMS_H     = NEON2RegMiscFP16Fixed | 0x0001B000,
1959   NEON_FCVTAS_H     = NEON2RegMiscFP16Fixed | 0x0001C000,
1960   NEON_SCVTF_H      = NEON2RegMiscFP16Fixed | 0x0001D000,
1961   NEON_FCMGT_H_zero = NEON2RegMiscFP16Fixed | 0x0080C000,
1962   NEON_FCMEQ_H_zero = NEON2RegMiscFP16Fixed | 0x0080D000,
1963   NEON_FCMLT_H_zero = NEON2RegMiscFP16Fixed | 0x0080E000,
1964   NEON_FABS_H       = NEON2RegMiscFP16Fixed | 0x0080F000,
1965   NEON_FRINTP_H     = NEON2RegMiscFP16Fixed | 0x00818000,
1966   NEON_FRINTZ_H     = NEON2RegMiscFP16Fixed | 0x00819000,
1967   NEON_FCVTPS_H     = NEON2RegMiscFP16Fixed | 0x0081A000,
1968   NEON_FCVTZS_H     = NEON2RegMiscFP16Fixed | 0x0081B000,
1969   NEON_FRECPE_H     = NEON2RegMiscFP16Fixed | 0x0081D000,
1970   NEON_FRINTA_H     = NEON2RegMiscFP16Fixed | 0x20018000,
1971   NEON_FRINTX_H     = NEON2RegMiscFP16Fixed | 0x20019000,
1972   NEON_FCVTNU_H     = NEON2RegMiscFP16Fixed | 0x2001A000,
1973   NEON_FCVTMU_H     = NEON2RegMiscFP16Fixed | 0x2001B000,
1974   NEON_FCVTAU_H     = NEON2RegMiscFP16Fixed | 0x2001C000,
1975   NEON_UCVTF_H      = NEON2RegMiscFP16Fixed | 0x2001D000,
1976   NEON_FCMGE_H_zero = NEON2RegMiscFP16Fixed | 0x2080C000,
1977   NEON_FCMLE_H_zero = NEON2RegMiscFP16Fixed | 0x2080D000,
1978   NEON_FNEG_H       = NEON2RegMiscFP16Fixed | 0x2080F000,
1979   NEON_FRINTI_H     = NEON2RegMiscFP16Fixed | 0x20819000,
1980   NEON_FCVTPU_H     = NEON2RegMiscFP16Fixed | 0x2081A000,
1981   NEON_FCVTZU_H     = NEON2RegMiscFP16Fixed | 0x2081B000,
1982   NEON_FRSQRTE_H    = NEON2RegMiscFP16Fixed | 0x2081D000,
1983   NEON_FSQRT_H      = NEON2RegMiscFP16Fixed | 0x2081F000
1984 };
1985 
1986 // NEON instructions with three same-type operands.
1987 enum NEON3SameOp {
1988   NEON3SameFixed = 0x0E200400,
1989   NEON3SameFMask = 0x9F200400,
1990   NEON3SameMask =  0xBF20FC00,
1991   NEON3SameUBit =  0x20000000,
1992   NEON_ADD    = NEON3SameFixed | 0x00008000,
1993   NEON_ADDP   = NEON3SameFixed | 0x0000B800,
1994   NEON_SHADD  = NEON3SameFixed | 0x00000000,
1995   NEON_SHSUB  = NEON3SameFixed | 0x00002000,
1996   NEON_SRHADD = NEON3SameFixed | 0x00001000,
1997   NEON_CMEQ   = NEON3SameFixed | NEON3SameUBit | 0x00008800,
1998   NEON_CMGE   = NEON3SameFixed | 0x00003800,
1999   NEON_CMGT   = NEON3SameFixed | 0x00003000,
2000   NEON_CMHI   = NEON3SameFixed | NEON3SameUBit | NEON_CMGT,
2001   NEON_CMHS   = NEON3SameFixed | NEON3SameUBit | NEON_CMGE,
2002   NEON_CMTST  = NEON3SameFixed | 0x00008800,
2003   NEON_MLA    = NEON3SameFixed | 0x00009000,
2004   NEON_MLS    = NEON3SameFixed | 0x20009000,
2005   NEON_MUL    = NEON3SameFixed | 0x00009800,
2006   NEON_PMUL   = NEON3SameFixed | 0x20009800,
2007   NEON_SRSHL  = NEON3SameFixed | 0x00005000,
2008   NEON_SQSHL  = NEON3SameFixed | 0x00004800,
2009   NEON_SQRSHL = NEON3SameFixed | 0x00005800,
2010   NEON_SSHL   = NEON3SameFixed | 0x00004000,
2011   NEON_SMAX   = NEON3SameFixed | 0x00006000,
2012   NEON_SMAXP  = NEON3SameFixed | 0x0000A000,
2013   NEON_SMIN   = NEON3SameFixed | 0x00006800,
2014   NEON_SMINP  = NEON3SameFixed | 0x0000A800,
2015   NEON_SABD   = NEON3SameFixed | 0x00007000,
2016   NEON_SABA   = NEON3SameFixed | 0x00007800,
2017   NEON_UABD   = NEON3SameFixed | NEON3SameUBit | NEON_SABD,
2018   NEON_UABA   = NEON3SameFixed | NEON3SameUBit | NEON_SABA,
2019   NEON_SQADD  = NEON3SameFixed | 0x00000800,
2020   NEON_SQSUB  = NEON3SameFixed | 0x00002800,
2021   NEON_SUB    = NEON3SameFixed | NEON3SameUBit | 0x00008000,
2022   NEON_UHADD  = NEON3SameFixed | NEON3SameUBit | NEON_SHADD,
2023   NEON_UHSUB  = NEON3SameFixed | NEON3SameUBit | NEON_SHSUB,
2024   NEON_URHADD = NEON3SameFixed | NEON3SameUBit | NEON_SRHADD,
2025   NEON_UMAX   = NEON3SameFixed | NEON3SameUBit | NEON_SMAX,
2026   NEON_UMAXP  = NEON3SameFixed | NEON3SameUBit | NEON_SMAXP,
2027   NEON_UMIN   = NEON3SameFixed | NEON3SameUBit | NEON_SMIN,
2028   NEON_UMINP  = NEON3SameFixed | NEON3SameUBit | NEON_SMINP,
2029   NEON_URSHL  = NEON3SameFixed | NEON3SameUBit | NEON_SRSHL,
2030   NEON_UQADD  = NEON3SameFixed | NEON3SameUBit | NEON_SQADD,
2031   NEON_UQRSHL = NEON3SameFixed | NEON3SameUBit | NEON_SQRSHL,
2032   NEON_UQSHL  = NEON3SameFixed | NEON3SameUBit | NEON_SQSHL,
2033   NEON_UQSUB  = NEON3SameFixed | NEON3SameUBit | NEON_SQSUB,
2034   NEON_USHL   = NEON3SameFixed | NEON3SameUBit | NEON_SSHL,
2035   NEON_SQDMULH  = NEON3SameFixed | 0x0000B000,
2036   NEON_SQRDMULH = NEON3SameFixed | 0x2000B000,
2037 
2038   // NEON floating point instructions with three same-type operands.
2039   NEON3SameFPFixed = NEON3SameFixed | 0x0000C000,
2040   NEON3SameFPFMask = NEON3SameFMask | 0x0000C000,
2041   NEON3SameFPMask = NEON3SameMask | 0x00800000,
2042   NEON_FADD    = NEON3SameFixed | 0x0000D000,
2043   NEON_FSUB    = NEON3SameFixed | 0x0080D000,
2044   NEON_FMUL    = NEON3SameFixed | 0x2000D800,
2045   NEON_FDIV    = NEON3SameFixed | 0x2000F800,
2046   NEON_FMAX    = NEON3SameFixed | 0x0000F000,
2047   NEON_FMAXNM  = NEON3SameFixed | 0x0000C000,
2048   NEON_FMAXP   = NEON3SameFixed | 0x2000F000,
2049   NEON_FMAXNMP = NEON3SameFixed | 0x2000C000,
2050   NEON_FMIN    = NEON3SameFixed | 0x0080F000,
2051   NEON_FMINNM  = NEON3SameFixed | 0x0080C000,
2052   NEON_FMINP   = NEON3SameFixed | 0x2080F000,
2053   NEON_FMINNMP = NEON3SameFixed | 0x2080C000,
2054   NEON_FMLA    = NEON3SameFixed | 0x0000C800,
2055   NEON_FMLS    = NEON3SameFixed | 0x0080C800,
2056   NEON_FMULX   = NEON3SameFixed | 0x0000D800,
2057   NEON_FRECPS  = NEON3SameFixed | 0x0000F800,
2058   NEON_FRSQRTS = NEON3SameFixed | 0x0080F800,
2059   NEON_FABD    = NEON3SameFixed | 0x2080D000,
2060   NEON_FADDP   = NEON3SameFixed | 0x2000D000,
2061   NEON_FCMEQ   = NEON3SameFixed | 0x0000E000,
2062   NEON_FCMGE   = NEON3SameFixed | 0x2000E000,
2063   NEON_FCMGT   = NEON3SameFixed | 0x2080E000,
2064   NEON_FACGE   = NEON3SameFixed | 0x2000E800,
2065   NEON_FACGT   = NEON3SameFixed | 0x2080E800,
2066 
2067   // NEON logical instructions with three same-type operands.
2068   NEON3SameLogicalFixed = NEON3SameFixed | 0x00001800,
2069   NEON3SameLogicalFMask = NEON3SameFMask | 0x0000F800,
2070   NEON3SameLogicalMask = 0xBFE0FC00,
2071   NEON3SameLogicalFormatMask = NEON_Q,
2072   NEON_AND = NEON3SameLogicalFixed | 0x00000000,
2073   NEON_ORR = NEON3SameLogicalFixed | 0x00A00000,
2074   NEON_ORN = NEON3SameLogicalFixed | 0x00C00000,
2075   NEON_EOR = NEON3SameLogicalFixed | 0x20000000,
2076   NEON_BIC = NEON3SameLogicalFixed | 0x00400000,
2077   NEON_BIF = NEON3SameLogicalFixed | 0x20C00000,
2078   NEON_BIT = NEON3SameLogicalFixed | 0x20800000,
2079   NEON_BSL = NEON3SameLogicalFixed | 0x20400000,
2080 
2081   // FHM (FMLAL-like) instructions have an oddball encoding scheme under 3Same.
2082   NEON3SameFHMMask = 0xBFE0FC00,                // U  size  opcode
2083   NEON_FMLAL   = NEON3SameFixed | 0x0000E800,   // 0    00   11101
2084   NEON_FMLAL2  = NEON3SameFixed | 0x2000C800,   // 1    00   11001
2085   NEON_FMLSL   = NEON3SameFixed | 0x0080E800,   // 0    10   11101
2086   NEON_FMLSL2  = NEON3SameFixed | 0x2080C800    // 1    10   11001
2087 };
2088 
2089 
2090 enum NEON3SameFP16 {
2091   NEON3SameFP16Fixed = 0x0E400400,
2092   NEON3SameFP16FMask = 0x9F60C400,
2093   NEON3SameFP16Mask =  0xBFE0FC00,
2094   NEON_FMAXNM_H  = NEON3SameFP16Fixed | 0x00000000,
2095   NEON_FMLA_H    = NEON3SameFP16Fixed | 0x00000800,
2096   NEON_FADD_H    = NEON3SameFP16Fixed | 0x00001000,
2097   NEON_FMULX_H   = NEON3SameFP16Fixed | 0x00001800,
2098   NEON_FCMEQ_H   = NEON3SameFP16Fixed | 0x00002000,
2099   NEON_FMAX_H    = NEON3SameFP16Fixed | 0x00003000,
2100   NEON_FRECPS_H  = NEON3SameFP16Fixed | 0x00003800,
2101   NEON_FMINNM_H  = NEON3SameFP16Fixed | 0x00800000,
2102   NEON_FMLS_H    = NEON3SameFP16Fixed | 0x00800800,
2103   NEON_FSUB_H    = NEON3SameFP16Fixed | 0x00801000,
2104   NEON_FMIN_H    = NEON3SameFP16Fixed | 0x00803000,
2105   NEON_FRSQRTS_H = NEON3SameFP16Fixed | 0x00803800,
2106   NEON_FMAXNMP_H = NEON3SameFP16Fixed | 0x20000000,
2107   NEON_FADDP_H   = NEON3SameFP16Fixed | 0x20001000,
2108   NEON_FMUL_H    = NEON3SameFP16Fixed | 0x20001800,
2109   NEON_FCMGE_H   = NEON3SameFP16Fixed | 0x20002000,
2110   NEON_FACGE_H   = NEON3SameFP16Fixed | 0x20002800,
2111   NEON_FMAXP_H   = NEON3SameFP16Fixed | 0x20003000,
2112   NEON_FDIV_H    = NEON3SameFP16Fixed | 0x20003800,
2113   NEON_FMINNMP_H = NEON3SameFP16Fixed | 0x20800000,
2114   NEON_FABD_H    = NEON3SameFP16Fixed | 0x20801000,
2115   NEON_FCMGT_H   = NEON3SameFP16Fixed | 0x20802000,
2116   NEON_FACGT_H   = NEON3SameFP16Fixed | 0x20802800,
2117   NEON_FMINP_H   = NEON3SameFP16Fixed | 0x20803000
2118 };
2119 
2120 
2121 // 'Extra' NEON instructions with three same-type operands.
2122 enum NEON3SameExtraOp {
2123   NEON3SameExtraFixed = 0x0E008400,
2124   NEON3SameExtraUBit = 0x20000000,
2125   NEON3SameExtraFMask = 0x9E208400,
2126   NEON3SameExtraMask = 0xBE20FC00,
2127   NEON_SQRDMLAH = NEON3SameExtraFixed | NEON3SameExtraUBit,
2128   NEON_SQRDMLSH = NEON3SameExtraFixed | NEON3SameExtraUBit | 0x00000800,
2129   NEON_SDOT = NEON3SameExtraFixed | 0x00001000,
2130   NEON_UDOT = NEON3SameExtraFixed | NEON3SameExtraUBit | 0x00001000,
2131 
2132   /* v8.3 Complex Numbers */
2133   NEON3SameExtraFCFixed = 0x2E00C400,
2134   NEON3SameExtraFCFMask = 0xBF20C400,
2135   // FCMLA fixes opcode<3:2>, and uses opcode<1:0> to encode <rotate>.
2136   NEON3SameExtraFCMLAMask = NEON3SameExtraFCFMask | 0x00006000,
2137   NEON_FCMLA = NEON3SameExtraFCFixed,
2138   // FCADD fixes opcode<3:2, 0>, and uses opcode<1> to encode <rotate>.
2139   NEON3SameExtraFCADDMask = NEON3SameExtraFCFMask | 0x00006800,
2140   NEON_FCADD = NEON3SameExtraFCFixed | 0x00002000
2141   // Other encodings under NEON3SameExtraFCFMask are UNALLOCATED.
2142 };
2143 
2144 // NEON instructions with three different-type operands.
2145 enum NEON3DifferentOp {
2146   NEON3DifferentFixed = 0x0E200000,
2147   NEON3DifferentFMask = 0x9F200C00,
2148   NEON3DifferentMask  = 0xFF20FC00,
2149   NEON_ADDHN    = NEON3DifferentFixed | 0x00004000,
2150   NEON_ADDHN2   = NEON_ADDHN | NEON_Q,
2151   NEON_PMULL    = NEON3DifferentFixed | 0x0000E000,
2152   NEON_PMULL2   = NEON_PMULL | NEON_Q,
2153   NEON_RADDHN   = NEON3DifferentFixed | 0x20004000,
2154   NEON_RADDHN2  = NEON_RADDHN | NEON_Q,
2155   NEON_RSUBHN   = NEON3DifferentFixed | 0x20006000,
2156   NEON_RSUBHN2  = NEON_RSUBHN | NEON_Q,
2157   NEON_SABAL    = NEON3DifferentFixed | 0x00005000,
2158   NEON_SABAL2   = NEON_SABAL | NEON_Q,
2159   NEON_SABDL    = NEON3DifferentFixed | 0x00007000,
2160   NEON_SABDL2   = NEON_SABDL | NEON_Q,
2161   NEON_SADDL    = NEON3DifferentFixed | 0x00000000,
2162   NEON_SADDL2   = NEON_SADDL | NEON_Q,
2163   NEON_SADDW    = NEON3DifferentFixed | 0x00001000,
2164   NEON_SADDW2   = NEON_SADDW | NEON_Q,
2165   NEON_SMLAL    = NEON3DifferentFixed | 0x00008000,
2166   NEON_SMLAL2   = NEON_SMLAL | NEON_Q,
2167   NEON_SMLSL    = NEON3DifferentFixed | 0x0000A000,
2168   NEON_SMLSL2   = NEON_SMLSL | NEON_Q,
2169   NEON_SMULL    = NEON3DifferentFixed | 0x0000C000,
2170   NEON_SMULL2   = NEON_SMULL | NEON_Q,
2171   NEON_SSUBL    = NEON3DifferentFixed | 0x00002000,
2172   NEON_SSUBL2   = NEON_SSUBL | NEON_Q,
2173   NEON_SSUBW    = NEON3DifferentFixed | 0x00003000,
2174   NEON_SSUBW2   = NEON_SSUBW | NEON_Q,
2175   NEON_SQDMLAL  = NEON3DifferentFixed | 0x00009000,
2176   NEON_SQDMLAL2 = NEON_SQDMLAL | NEON_Q,
2177   NEON_SQDMLSL  = NEON3DifferentFixed | 0x0000B000,
2178   NEON_SQDMLSL2 = NEON_SQDMLSL | NEON_Q,
2179   NEON_SQDMULL  = NEON3DifferentFixed | 0x0000D000,
2180   NEON_SQDMULL2 = NEON_SQDMULL | NEON_Q,
2181   NEON_SUBHN    = NEON3DifferentFixed | 0x00006000,
2182   NEON_SUBHN2   = NEON_SUBHN | NEON_Q,
2183   NEON_UABAL    = NEON_SABAL | NEON3SameUBit,
2184   NEON_UABAL2   = NEON_UABAL | NEON_Q,
2185   NEON_UABDL    = NEON_SABDL | NEON3SameUBit,
2186   NEON_UABDL2   = NEON_UABDL | NEON_Q,
2187   NEON_UADDL    = NEON_SADDL | NEON3SameUBit,
2188   NEON_UADDL2   = NEON_UADDL | NEON_Q,
2189   NEON_UADDW    = NEON_SADDW | NEON3SameUBit,
2190   NEON_UADDW2   = NEON_UADDW | NEON_Q,
2191   NEON_UMLAL    = NEON_SMLAL | NEON3SameUBit,
2192   NEON_UMLAL2   = NEON_UMLAL | NEON_Q,
2193   NEON_UMLSL    = NEON_SMLSL | NEON3SameUBit,
2194   NEON_UMLSL2   = NEON_UMLSL | NEON_Q,
2195   NEON_UMULL    = NEON_SMULL | NEON3SameUBit,
2196   NEON_UMULL2   = NEON_UMULL | NEON_Q,
2197   NEON_USUBL    = NEON_SSUBL | NEON3SameUBit,
2198   NEON_USUBL2   = NEON_USUBL | NEON_Q,
2199   NEON_USUBW    = NEON_SSUBW | NEON3SameUBit,
2200   NEON_USUBW2   = NEON_USUBW | NEON_Q
2201 };
2202 
2203 // NEON instructions operating across vectors.
2204 enum NEONAcrossLanesOp {
2205   NEONAcrossLanesFixed = 0x0E300800,
2206   NEONAcrossLanesFMask = 0x9F3E0C00,
2207   NEONAcrossLanesMask  = 0xBF3FFC00,
2208   NEON_ADDV   = NEONAcrossLanesFixed | 0x0001B000,
2209   NEON_SADDLV = NEONAcrossLanesFixed | 0x00003000,
2210   NEON_UADDLV = NEONAcrossLanesFixed | 0x20003000,
2211   NEON_SMAXV  = NEONAcrossLanesFixed | 0x0000A000,
2212   NEON_SMINV  = NEONAcrossLanesFixed | 0x0001A000,
2213   NEON_UMAXV  = NEONAcrossLanesFixed | 0x2000A000,
2214   NEON_UMINV  = NEONAcrossLanesFixed | 0x2001A000,
2215 
2216   NEONAcrossLanesFP16Fixed = NEONAcrossLanesFixed | 0x0000C000,
2217   NEONAcrossLanesFP16FMask = NEONAcrossLanesFMask | 0x2000C000,
2218   NEONAcrossLanesFP16Mask  = NEONAcrossLanesMask  | 0x20800000,
2219   NEON_FMAXNMV_H = NEONAcrossLanesFP16Fixed | 0x00000000,
2220   NEON_FMAXV_H   = NEONAcrossLanesFP16Fixed | 0x00003000,
2221   NEON_FMINNMV_H = NEONAcrossLanesFP16Fixed | 0x00800000,
2222   NEON_FMINV_H   = NEONAcrossLanesFP16Fixed | 0x00803000,
2223 
2224   // NEON floating point across instructions.
2225   NEONAcrossLanesFPFixed = NEONAcrossLanesFixed | 0x2000C000,
2226   NEONAcrossLanesFPFMask = NEONAcrossLanesFMask | 0x2000C000,
2227   NEONAcrossLanesFPMask  = NEONAcrossLanesMask  | 0x20800000,
2228 
2229   NEON_FMAXV   = NEONAcrossLanesFPFixed | 0x2000F000,
2230   NEON_FMINV   = NEONAcrossLanesFPFixed | 0x2080F000,
2231   NEON_FMAXNMV = NEONAcrossLanesFPFixed | 0x2000C000,
2232   NEON_FMINNMV = NEONAcrossLanesFPFixed | 0x2080C000
2233 };
2234 
2235 // NEON instructions with indexed element operand.
2236 enum NEONByIndexedElementOp {
2237   NEONByIndexedElementFixed = 0x0F000000,
2238   NEONByIndexedElementFMask = 0x9F000400,
2239   NEONByIndexedElementMask  = 0xBF00F400,
2240   NEON_MUL_byelement   = NEONByIndexedElementFixed | 0x00008000,
2241   NEON_MLA_byelement   = NEONByIndexedElementFixed | 0x20000000,
2242   NEON_MLS_byelement   = NEONByIndexedElementFixed | 0x20004000,
2243   NEON_SMULL_byelement = NEONByIndexedElementFixed | 0x0000A000,
2244   NEON_SMLAL_byelement = NEONByIndexedElementFixed | 0x00002000,
2245   NEON_SMLSL_byelement = NEONByIndexedElementFixed | 0x00006000,
2246   NEON_UMULL_byelement = NEONByIndexedElementFixed | 0x2000A000,
2247   NEON_UMLAL_byelement = NEONByIndexedElementFixed | 0x20002000,
2248   NEON_UMLSL_byelement = NEONByIndexedElementFixed | 0x20006000,
2249   NEON_SQDMULL_byelement = NEONByIndexedElementFixed | 0x0000B000,
2250   NEON_SQDMLAL_byelement = NEONByIndexedElementFixed | 0x00003000,
2251   NEON_SQDMLSL_byelement = NEONByIndexedElementFixed | 0x00007000,
2252   NEON_SQDMULH_byelement  = NEONByIndexedElementFixed | 0x0000C000,
2253   NEON_SQRDMULH_byelement = NEONByIndexedElementFixed | 0x0000D000,
2254   NEON_SDOT_byelement = NEONByIndexedElementFixed | 0x0000E000,
2255   NEON_SQRDMLAH_byelement = NEONByIndexedElementFixed | 0x2000D000,
2256   NEON_UDOT_byelement = NEONByIndexedElementFixed | 0x2000E000,
2257   NEON_SQRDMLSH_byelement = NEONByIndexedElementFixed | 0x2000F000,
2258 
2259   NEON_FMLA_H_byelement   = NEONByIndexedElementFixed | 0x00001000,
2260   NEON_FMLS_H_byelement   = NEONByIndexedElementFixed | 0x00005000,
2261   NEON_FMUL_H_byelement   = NEONByIndexedElementFixed | 0x00009000,
2262   NEON_FMULX_H_byelement  = NEONByIndexedElementFixed | 0x20009000,
2263 
2264   // Floating point instructions.
2265   NEONByIndexedElementFPFixed = NEONByIndexedElementFixed | 0x00800000,
2266   NEONByIndexedElementFPMask = NEONByIndexedElementMask | 0x00800000,
2267   NEON_FMLA_byelement  = NEONByIndexedElementFPFixed | 0x00001000,
2268   NEON_FMLS_byelement  = NEONByIndexedElementFPFixed | 0x00005000,
2269   NEON_FMUL_byelement  = NEONByIndexedElementFPFixed | 0x00009000,
2270   NEON_FMULX_byelement = NEONByIndexedElementFPFixed | 0x20009000,
2271 
2272   // FMLAL-like instructions.
2273   // For all cases: U = x, size = 10, opcode = xx00
2274   NEONByIndexedElementFPLongFixed = NEONByIndexedElementFixed | 0x00800000,
2275   NEONByIndexedElementFPLongFMask = NEONByIndexedElementFMask | 0x00C03000,
2276   NEONByIndexedElementFPLongMask = 0xBFC0F400,
2277   NEON_FMLAL_H_byelement  = NEONByIndexedElementFixed | 0x00800000,
2278   NEON_FMLAL2_H_byelement = NEONByIndexedElementFixed | 0x20808000,
2279   NEON_FMLSL_H_byelement  = NEONByIndexedElementFixed | 0x00804000,
2280   NEON_FMLSL2_H_byelement = NEONByIndexedElementFixed | 0x2080C000,
2281 
2282   // Complex instruction(s).
2283   // This is necessary because the 'rot' encoding moves into the
2284   // NEONByIndex..Mask space.
2285   NEONByIndexedElementFPComplexMask = 0xBF009400,
2286   NEON_FCMLA_byelement = NEONByIndexedElementFixed | 0x20001000
2287 };
2288 
2289 // NEON register copy.
2290 enum NEONCopyOp {
2291   NEONCopyFixed = 0x0E000400,
2292   NEONCopyFMask = 0x9FE08400,
2293   NEONCopyMask  = 0x3FE08400,
2294   NEONCopyInsElementMask = NEONCopyMask | 0x40000000,
2295   NEONCopyInsGeneralMask = NEONCopyMask | 0x40007800,
2296   NEONCopyDupElementMask = NEONCopyMask | 0x20007800,
2297   NEONCopyDupGeneralMask = NEONCopyDupElementMask,
2298   NEONCopyUmovMask       = NEONCopyMask | 0x20007800,
2299   NEONCopySmovMask       = NEONCopyMask | 0x20007800,
2300   NEON_INS_ELEMENT       = NEONCopyFixed | 0x60000000,
2301   NEON_INS_GENERAL       = NEONCopyFixed | 0x40001800,
2302   NEON_DUP_ELEMENT       = NEONCopyFixed | 0x00000000,
2303   NEON_DUP_GENERAL       = NEONCopyFixed | 0x00000800,
2304   NEON_SMOV              = NEONCopyFixed | 0x00002800,
2305   NEON_UMOV              = NEONCopyFixed | 0x00003800
2306 };
2307 
2308 // NEON extract.
2309 enum NEONExtractOp {
2310   NEONExtractFixed = 0x2E000000,
2311   NEONExtractFMask = 0xBF208400,
2312   NEONExtractMask =  0xBFE08400,
2313   NEON_EXT = NEONExtractFixed | 0x00000000
2314 };
2315 
2316 enum NEONLoadStoreMultiOp {
2317   NEONLoadStoreMultiL    = 0x00400000,
2318   NEONLoadStoreMulti1_1v = 0x00007000,
2319   NEONLoadStoreMulti1_2v = 0x0000A000,
2320   NEONLoadStoreMulti1_3v = 0x00006000,
2321   NEONLoadStoreMulti1_4v = 0x00002000,
2322   NEONLoadStoreMulti2    = 0x00008000,
2323   NEONLoadStoreMulti3    = 0x00004000,
2324   NEONLoadStoreMulti4    = 0x00000000
2325 };
2326 
2327 // NEON load/store multiple structures.
2328 enum NEONLoadStoreMultiStructOp {
2329   NEONLoadStoreMultiStructFixed = 0x0C000000,
2330   NEONLoadStoreMultiStructFMask = 0xBFBF0000,
2331   NEONLoadStoreMultiStructMask  = 0xBFFFF000,
2332   NEONLoadStoreMultiStructStore = NEONLoadStoreMultiStructFixed,
2333   NEONLoadStoreMultiStructLoad  = NEONLoadStoreMultiStructFixed |
2334                                   NEONLoadStoreMultiL,
2335   NEON_LD1_1v = NEONLoadStoreMultiStructLoad | NEONLoadStoreMulti1_1v,
2336   NEON_LD1_2v = NEONLoadStoreMultiStructLoad | NEONLoadStoreMulti1_2v,
2337   NEON_LD1_3v = NEONLoadStoreMultiStructLoad | NEONLoadStoreMulti1_3v,
2338   NEON_LD1_4v = NEONLoadStoreMultiStructLoad | NEONLoadStoreMulti1_4v,
2339   NEON_LD2    = NEONLoadStoreMultiStructLoad | NEONLoadStoreMulti2,
2340   NEON_LD3    = NEONLoadStoreMultiStructLoad | NEONLoadStoreMulti3,
2341   NEON_LD4    = NEONLoadStoreMultiStructLoad | NEONLoadStoreMulti4,
2342   NEON_ST1_1v = NEONLoadStoreMultiStructStore | NEONLoadStoreMulti1_1v,
2343   NEON_ST1_2v = NEONLoadStoreMultiStructStore | NEONLoadStoreMulti1_2v,
2344   NEON_ST1_3v = NEONLoadStoreMultiStructStore | NEONLoadStoreMulti1_3v,
2345   NEON_ST1_4v = NEONLoadStoreMultiStructStore | NEONLoadStoreMulti1_4v,
2346   NEON_ST2    = NEONLoadStoreMultiStructStore | NEONLoadStoreMulti2,
2347   NEON_ST3    = NEONLoadStoreMultiStructStore | NEONLoadStoreMulti3,
2348   NEON_ST4    = NEONLoadStoreMultiStructStore | NEONLoadStoreMulti4
2349 };
2350 
2351 // NEON load/store multiple structures with post-index addressing.
2352 enum NEONLoadStoreMultiStructPostIndexOp {
2353   NEONLoadStoreMultiStructPostIndexFixed = 0x0C800000,
2354   NEONLoadStoreMultiStructPostIndexFMask = 0xBFA00000,
2355   NEONLoadStoreMultiStructPostIndexMask  = 0xBFE0F000,
2356   NEONLoadStoreMultiStructPostIndex = 0x00800000,
2357   NEON_LD1_1v_post = NEON_LD1_1v | NEONLoadStoreMultiStructPostIndex,
2358   NEON_LD1_2v_post = NEON_LD1_2v | NEONLoadStoreMultiStructPostIndex,
2359   NEON_LD1_3v_post = NEON_LD1_3v | NEONLoadStoreMultiStructPostIndex,
2360   NEON_LD1_4v_post = NEON_LD1_4v | NEONLoadStoreMultiStructPostIndex,
2361   NEON_LD2_post = NEON_LD2 | NEONLoadStoreMultiStructPostIndex,
2362   NEON_LD3_post = NEON_LD3 | NEONLoadStoreMultiStructPostIndex,
2363   NEON_LD4_post = NEON_LD4 | NEONLoadStoreMultiStructPostIndex,
2364   NEON_ST1_1v_post = NEON_ST1_1v | NEONLoadStoreMultiStructPostIndex,
2365   NEON_ST1_2v_post = NEON_ST1_2v | NEONLoadStoreMultiStructPostIndex,
2366   NEON_ST1_3v_post = NEON_ST1_3v | NEONLoadStoreMultiStructPostIndex,
2367   NEON_ST1_4v_post = NEON_ST1_4v | NEONLoadStoreMultiStructPostIndex,
2368   NEON_ST2_post = NEON_ST2 | NEONLoadStoreMultiStructPostIndex,
2369   NEON_ST3_post = NEON_ST3 | NEONLoadStoreMultiStructPostIndex,
2370   NEON_ST4_post = NEON_ST4 | NEONLoadStoreMultiStructPostIndex
2371 };
2372 
2373 enum NEONLoadStoreSingleOp {
2374   NEONLoadStoreSingle1        = 0x00000000,
2375   NEONLoadStoreSingle2        = 0x00200000,
2376   NEONLoadStoreSingle3        = 0x00002000,
2377   NEONLoadStoreSingle4        = 0x00202000,
2378   NEONLoadStoreSingleL        = 0x00400000,
2379   NEONLoadStoreSingle_b       = 0x00000000,
2380   NEONLoadStoreSingle_h       = 0x00004000,
2381   NEONLoadStoreSingle_s       = 0x00008000,
2382   NEONLoadStoreSingle_d       = 0x00008400,
2383   NEONLoadStoreSingleAllLanes = 0x0000C000,
2384   NEONLoadStoreSingleLenMask  = 0x00202000
2385 };
2386 
2387 // NEON load/store single structure.
2388 enum NEONLoadStoreSingleStructOp {
2389   NEONLoadStoreSingleStructFixed = 0x0D000000,
2390   NEONLoadStoreSingleStructFMask = 0xBF9F0000,
2391   NEONLoadStoreSingleStructMask  = 0xBFFFE000,
2392   NEONLoadStoreSingleStructStore = NEONLoadStoreSingleStructFixed,
2393   NEONLoadStoreSingleStructLoad  = NEONLoadStoreSingleStructFixed |
2394                                    NEONLoadStoreSingleL,
2395   NEONLoadStoreSingleStructLoad1 = NEONLoadStoreSingle1 |
2396                                    NEONLoadStoreSingleStructLoad,
2397   NEONLoadStoreSingleStructLoad2 = NEONLoadStoreSingle2 |
2398                                    NEONLoadStoreSingleStructLoad,
2399   NEONLoadStoreSingleStructLoad3 = NEONLoadStoreSingle3 |
2400                                    NEONLoadStoreSingleStructLoad,
2401   NEONLoadStoreSingleStructLoad4 = NEONLoadStoreSingle4 |
2402                                    NEONLoadStoreSingleStructLoad,
2403   NEONLoadStoreSingleStructStore1 = NEONLoadStoreSingle1 |
2404                                     NEONLoadStoreSingleStructFixed,
2405   NEONLoadStoreSingleStructStore2 = NEONLoadStoreSingle2 |
2406                                     NEONLoadStoreSingleStructFixed,
2407   NEONLoadStoreSingleStructStore3 = NEONLoadStoreSingle3 |
2408                                     NEONLoadStoreSingleStructFixed,
2409   NEONLoadStoreSingleStructStore4 = NEONLoadStoreSingle4 |
2410                                     NEONLoadStoreSingleStructFixed,
2411   NEON_LD1_b = NEONLoadStoreSingleStructLoad1 | NEONLoadStoreSingle_b,
2412   NEON_LD1_h = NEONLoadStoreSingleStructLoad1 | NEONLoadStoreSingle_h,
2413   NEON_LD1_s = NEONLoadStoreSingleStructLoad1 | NEONLoadStoreSingle_s,
2414   NEON_LD1_d = NEONLoadStoreSingleStructLoad1 | NEONLoadStoreSingle_d,
2415   NEON_LD1R  = NEONLoadStoreSingleStructLoad1 | NEONLoadStoreSingleAllLanes,
2416   NEON_ST1_b = NEONLoadStoreSingleStructStore1 | NEONLoadStoreSingle_b,
2417   NEON_ST1_h = NEONLoadStoreSingleStructStore1 | NEONLoadStoreSingle_h,
2418   NEON_ST1_s = NEONLoadStoreSingleStructStore1 | NEONLoadStoreSingle_s,
2419   NEON_ST1_d = NEONLoadStoreSingleStructStore1 | NEONLoadStoreSingle_d,
2420 
2421   NEON_LD2_b = NEONLoadStoreSingleStructLoad2 | NEONLoadStoreSingle_b,
2422   NEON_LD2_h = NEONLoadStoreSingleStructLoad2 | NEONLoadStoreSingle_h,
2423   NEON_LD2_s = NEONLoadStoreSingleStructLoad2 | NEONLoadStoreSingle_s,
2424   NEON_LD2_d = NEONLoadStoreSingleStructLoad2 | NEONLoadStoreSingle_d,
2425   NEON_LD2R  = NEONLoadStoreSingleStructLoad2 | NEONLoadStoreSingleAllLanes,
2426   NEON_ST2_b = NEONLoadStoreSingleStructStore2 | NEONLoadStoreSingle_b,
2427   NEON_ST2_h = NEONLoadStoreSingleStructStore2 | NEONLoadStoreSingle_h,
2428   NEON_ST2_s = NEONLoadStoreSingleStructStore2 | NEONLoadStoreSingle_s,
2429   NEON_ST2_d = NEONLoadStoreSingleStructStore2 | NEONLoadStoreSingle_d,
2430 
2431   NEON_LD3_b = NEONLoadStoreSingleStructLoad3 | NEONLoadStoreSingle_b,
2432   NEON_LD3_h = NEONLoadStoreSingleStructLoad3 | NEONLoadStoreSingle_h,
2433   NEON_LD3_s = NEONLoadStoreSingleStructLoad3 | NEONLoadStoreSingle_s,
2434   NEON_LD3_d = NEONLoadStoreSingleStructLoad3 | NEONLoadStoreSingle_d,
2435   NEON_LD3R  = NEONLoadStoreSingleStructLoad3 | NEONLoadStoreSingleAllLanes,
2436   NEON_ST3_b = NEONLoadStoreSingleStructStore3 | NEONLoadStoreSingle_b,
2437   NEON_ST3_h = NEONLoadStoreSingleStructStore3 | NEONLoadStoreSingle_h,
2438   NEON_ST3_s = NEONLoadStoreSingleStructStore3 | NEONLoadStoreSingle_s,
2439   NEON_ST3_d = NEONLoadStoreSingleStructStore3 | NEONLoadStoreSingle_d,
2440 
2441   NEON_LD4_b = NEONLoadStoreSingleStructLoad4 | NEONLoadStoreSingle_b,
2442   NEON_LD4_h = NEONLoadStoreSingleStructLoad4 | NEONLoadStoreSingle_h,
2443   NEON_LD4_s = NEONLoadStoreSingleStructLoad4 | NEONLoadStoreSingle_s,
2444   NEON_LD4_d = NEONLoadStoreSingleStructLoad4 | NEONLoadStoreSingle_d,
2445   NEON_LD4R  = NEONLoadStoreSingleStructLoad4 | NEONLoadStoreSingleAllLanes,
2446   NEON_ST4_b = NEONLoadStoreSingleStructStore4 | NEONLoadStoreSingle_b,
2447   NEON_ST4_h = NEONLoadStoreSingleStructStore4 | NEONLoadStoreSingle_h,
2448   NEON_ST4_s = NEONLoadStoreSingleStructStore4 | NEONLoadStoreSingle_s,
2449   NEON_ST4_d = NEONLoadStoreSingleStructStore4 | NEONLoadStoreSingle_d
2450 };
2451 
2452 // NEON load/store single structure with post-index addressing.
2453 enum NEONLoadStoreSingleStructPostIndexOp {
2454   NEONLoadStoreSingleStructPostIndexFixed = 0x0D800000,
2455   NEONLoadStoreSingleStructPostIndexFMask = 0xBF800000,
2456   NEONLoadStoreSingleStructPostIndexMask  = 0xBFE0E000,
2457   NEONLoadStoreSingleStructPostIndex =      0x00800000,
2458   NEON_LD1_b_post = NEON_LD1_b | NEONLoadStoreSingleStructPostIndex,
2459   NEON_LD1_h_post = NEON_LD1_h | NEONLoadStoreSingleStructPostIndex,
2460   NEON_LD1_s_post = NEON_LD1_s | NEONLoadStoreSingleStructPostIndex,
2461   NEON_LD1_d_post = NEON_LD1_d | NEONLoadStoreSingleStructPostIndex,
2462   NEON_LD1R_post  = NEON_LD1R | NEONLoadStoreSingleStructPostIndex,
2463   NEON_ST1_b_post = NEON_ST1_b | NEONLoadStoreSingleStructPostIndex,
2464   NEON_ST1_h_post = NEON_ST1_h | NEONLoadStoreSingleStructPostIndex,
2465   NEON_ST1_s_post = NEON_ST1_s | NEONLoadStoreSingleStructPostIndex,
2466   NEON_ST1_d_post = NEON_ST1_d | NEONLoadStoreSingleStructPostIndex,
2467 
2468   NEON_LD2_b_post = NEON_LD2_b | NEONLoadStoreSingleStructPostIndex,
2469   NEON_LD2_h_post = NEON_LD2_h | NEONLoadStoreSingleStructPostIndex,
2470   NEON_LD2_s_post = NEON_LD2_s | NEONLoadStoreSingleStructPostIndex,
2471   NEON_LD2_d_post = NEON_LD2_d | NEONLoadStoreSingleStructPostIndex,
2472   NEON_LD2R_post  = NEON_LD2R | NEONLoadStoreSingleStructPostIndex,
2473   NEON_ST2_b_post = NEON_ST2_b | NEONLoadStoreSingleStructPostIndex,
2474   NEON_ST2_h_post = NEON_ST2_h | NEONLoadStoreSingleStructPostIndex,
2475   NEON_ST2_s_post = NEON_ST2_s | NEONLoadStoreSingleStructPostIndex,
2476   NEON_ST2_d_post = NEON_ST2_d | NEONLoadStoreSingleStructPostIndex,
2477 
2478   NEON_LD3_b_post = NEON_LD3_b | NEONLoadStoreSingleStructPostIndex,
2479   NEON_LD3_h_post = NEON_LD3_h | NEONLoadStoreSingleStructPostIndex,
2480   NEON_LD3_s_post = NEON_LD3_s | NEONLoadStoreSingleStructPostIndex,
2481   NEON_LD3_d_post = NEON_LD3_d | NEONLoadStoreSingleStructPostIndex,
2482   NEON_LD3R_post  = NEON_LD3R | NEONLoadStoreSingleStructPostIndex,
2483   NEON_ST3_b_post = NEON_ST3_b | NEONLoadStoreSingleStructPostIndex,
2484   NEON_ST3_h_post = NEON_ST3_h | NEONLoadStoreSingleStructPostIndex,
2485   NEON_ST3_s_post = NEON_ST3_s | NEONLoadStoreSingleStructPostIndex,
2486   NEON_ST3_d_post = NEON_ST3_d | NEONLoadStoreSingleStructPostIndex,
2487 
2488   NEON_LD4_b_post = NEON_LD4_b | NEONLoadStoreSingleStructPostIndex,
2489   NEON_LD4_h_post = NEON_LD4_h | NEONLoadStoreSingleStructPostIndex,
2490   NEON_LD4_s_post = NEON_LD4_s | NEONLoadStoreSingleStructPostIndex,
2491   NEON_LD4_d_post = NEON_LD4_d | NEONLoadStoreSingleStructPostIndex,
2492   NEON_LD4R_post  = NEON_LD4R | NEONLoadStoreSingleStructPostIndex,
2493   NEON_ST4_b_post = NEON_ST4_b | NEONLoadStoreSingleStructPostIndex,
2494   NEON_ST4_h_post = NEON_ST4_h | NEONLoadStoreSingleStructPostIndex,
2495   NEON_ST4_s_post = NEON_ST4_s | NEONLoadStoreSingleStructPostIndex,
2496   NEON_ST4_d_post = NEON_ST4_d | NEONLoadStoreSingleStructPostIndex
2497 };
2498 
2499 // NEON modified immediate.
2500 enum NEONModifiedImmediateOp {
2501   NEONModifiedImmediateFixed = 0x0F000400,
2502   NEONModifiedImmediateFMask = 0x9FF80400,
2503   NEONModifiedImmediateOpBit = 0x20000000,
2504   NEONModifiedImmediate_FMOV = NEONModifiedImmediateFixed | 0x00000800,
2505   NEONModifiedImmediate_MOVI = NEONModifiedImmediateFixed | 0x00000000,
2506   NEONModifiedImmediate_MVNI = NEONModifiedImmediateFixed | 0x20000000,
2507   NEONModifiedImmediate_ORR  = NEONModifiedImmediateFixed | 0x00001000,
2508   NEONModifiedImmediate_BIC  = NEONModifiedImmediateFixed | 0x20001000
2509 };
2510 
2511 // NEON shift immediate.
2512 enum NEONShiftImmediateOp {
2513   NEONShiftImmediateFixed = 0x0F000400,
2514   NEONShiftImmediateFMask = 0x9F800400,
2515   NEONShiftImmediateMask  = 0xBF80FC00,
2516   NEONShiftImmediateUBit  = 0x20000000,
2517   NEON_SHL      = NEONShiftImmediateFixed | 0x00005000,
2518   NEON_SSHLL    = NEONShiftImmediateFixed | 0x0000A000,
2519   NEON_USHLL    = NEONShiftImmediateFixed | 0x2000A000,
2520   NEON_SLI      = NEONShiftImmediateFixed | 0x20005000,
2521   NEON_SRI      = NEONShiftImmediateFixed | 0x20004000,
2522   NEON_SHRN     = NEONShiftImmediateFixed | 0x00008000,
2523   NEON_RSHRN    = NEONShiftImmediateFixed | 0x00008800,
2524   NEON_UQSHRN   = NEONShiftImmediateFixed | 0x20009000,
2525   NEON_UQRSHRN  = NEONShiftImmediateFixed | 0x20009800,
2526   NEON_SQSHRN   = NEONShiftImmediateFixed | 0x00009000,
2527   NEON_SQRSHRN  = NEONShiftImmediateFixed | 0x00009800,
2528   NEON_SQSHRUN  = NEONShiftImmediateFixed | 0x20008000,
2529   NEON_SQRSHRUN = NEONShiftImmediateFixed | 0x20008800,
2530   NEON_SSHR     = NEONShiftImmediateFixed | 0x00000000,
2531   NEON_SRSHR    = NEONShiftImmediateFixed | 0x00002000,
2532   NEON_USHR     = NEONShiftImmediateFixed | 0x20000000,
2533   NEON_URSHR    = NEONShiftImmediateFixed | 0x20002000,
2534   NEON_SSRA     = NEONShiftImmediateFixed | 0x00001000,
2535   NEON_SRSRA    = NEONShiftImmediateFixed | 0x00003000,
2536   NEON_USRA     = NEONShiftImmediateFixed | 0x20001000,
2537   NEON_URSRA    = NEONShiftImmediateFixed | 0x20003000,
2538   NEON_SQSHLU   = NEONShiftImmediateFixed | 0x20006000,
2539   NEON_SCVTF_imm = NEONShiftImmediateFixed | 0x0000E000,
2540   NEON_UCVTF_imm = NEONShiftImmediateFixed | 0x2000E000,
2541   NEON_FCVTZS_imm = NEONShiftImmediateFixed | 0x0000F800,
2542   NEON_FCVTZU_imm = NEONShiftImmediateFixed | 0x2000F800,
2543   NEON_SQSHL_imm = NEONShiftImmediateFixed | 0x00007000,
2544   NEON_UQSHL_imm = NEONShiftImmediateFixed | 0x20007000
2545 };
2546 
2547 // NEON table.
2548 enum NEONTableOp {
2549   NEONTableFixed = 0x0E000000,
2550   NEONTableFMask = 0xBF208C00,
2551   NEONTableExt   = 0x00001000,
2552   NEONTableMask  = 0xBF20FC00,
2553   NEON_TBL_1v    = NEONTableFixed | 0x00000000,
2554   NEON_TBL_2v    = NEONTableFixed | 0x00002000,
2555   NEON_TBL_3v    = NEONTableFixed | 0x00004000,
2556   NEON_TBL_4v    = NEONTableFixed | 0x00006000,
2557   NEON_TBX_1v    = NEON_TBL_1v | NEONTableExt,
2558   NEON_TBX_2v    = NEON_TBL_2v | NEONTableExt,
2559   NEON_TBX_3v    = NEON_TBL_3v | NEONTableExt,
2560   NEON_TBX_4v    = NEON_TBL_4v | NEONTableExt
2561 };
2562 
2563 // NEON perm.
2564 enum NEONPermOp {
2565   NEONPermFixed = 0x0E000800,
2566   NEONPermFMask = 0xBF208C00,
2567   NEONPermMask  = 0x3F20FC00,
2568   NEON_UZP1 = NEONPermFixed | 0x00001000,
2569   NEON_TRN1 = NEONPermFixed | 0x00002000,
2570   NEON_ZIP1 = NEONPermFixed | 0x00003000,
2571   NEON_UZP2 = NEONPermFixed | 0x00005000,
2572   NEON_TRN2 = NEONPermFixed | 0x00006000,
2573   NEON_ZIP2 = NEONPermFixed | 0x00007000
2574 };
2575 
2576 // NEON scalar instructions with two register operands.
2577 enum NEONScalar2RegMiscOp {
2578   NEONScalar2RegMiscFixed = 0x5E200800,
2579   NEONScalar2RegMiscFMask = 0xDF3E0C00,
2580   NEONScalar2RegMiscMask = NEON_Q | NEONScalar | NEON2RegMiscMask,
2581   NEON_CMGT_zero_scalar = NEON_Q | NEONScalar | NEON_CMGT_zero,
2582   NEON_CMEQ_zero_scalar = NEON_Q | NEONScalar | NEON_CMEQ_zero,
2583   NEON_CMLT_zero_scalar = NEON_Q | NEONScalar | NEON_CMLT_zero,
2584   NEON_CMGE_zero_scalar = NEON_Q | NEONScalar | NEON_CMGE_zero,
2585   NEON_CMLE_zero_scalar = NEON_Q | NEONScalar | NEON_CMLE_zero,
2586   NEON_ABS_scalar       = NEON_Q | NEONScalar | NEON_ABS,
2587   NEON_SQABS_scalar     = NEON_Q | NEONScalar | NEON_SQABS,
2588   NEON_NEG_scalar       = NEON_Q | NEONScalar | NEON_NEG,
2589   NEON_SQNEG_scalar     = NEON_Q | NEONScalar | NEON_SQNEG,
2590   NEON_SQXTN_scalar     = NEON_Q | NEONScalar | NEON_SQXTN,
2591   NEON_UQXTN_scalar     = NEON_Q | NEONScalar | NEON_UQXTN,
2592   NEON_SQXTUN_scalar    = NEON_Q | NEONScalar | NEON_SQXTUN,
2593   NEON_SUQADD_scalar    = NEON_Q | NEONScalar | NEON_SUQADD,
2594   NEON_USQADD_scalar    = NEON_Q | NEONScalar | NEON_USQADD,
2595 
2596   NEONScalar2RegMiscOpcode = NEON2RegMiscOpcode,
2597   NEON_NEG_scalar_opcode = NEON_NEG_scalar & NEONScalar2RegMiscOpcode,
2598 
2599   NEONScalar2RegMiscFPMask  = NEONScalar2RegMiscMask | 0x00800000,
2600   NEON_FRSQRTE_scalar    = NEON_Q | NEONScalar | NEON_FRSQRTE,
2601   NEON_FRECPE_scalar     = NEON_Q | NEONScalar | NEON_FRECPE,
2602   NEON_SCVTF_scalar      = NEON_Q | NEONScalar | NEON_SCVTF,
2603   NEON_UCVTF_scalar      = NEON_Q | NEONScalar | NEON_UCVTF,
2604   NEON_FCMGT_zero_scalar = NEON_Q | NEONScalar | NEON_FCMGT_zero,
2605   NEON_FCMEQ_zero_scalar = NEON_Q | NEONScalar | NEON_FCMEQ_zero,
2606   NEON_FCMLT_zero_scalar = NEON_Q | NEONScalar | NEON_FCMLT_zero,
2607   NEON_FCMGE_zero_scalar = NEON_Q | NEONScalar | NEON_FCMGE_zero,
2608   NEON_FCMLE_zero_scalar = NEON_Q | NEONScalar | NEON_FCMLE_zero,
2609   NEON_FRECPX_scalar     = NEONScalar2RegMiscFixed | 0x0081F000,
2610   NEON_FCVTNS_scalar     = NEON_Q | NEONScalar | NEON_FCVTNS,
2611   NEON_FCVTNU_scalar     = NEON_Q | NEONScalar | NEON_FCVTNU,
2612   NEON_FCVTPS_scalar     = NEON_Q | NEONScalar | NEON_FCVTPS,
2613   NEON_FCVTPU_scalar     = NEON_Q | NEONScalar | NEON_FCVTPU,
2614   NEON_FCVTMS_scalar     = NEON_Q | NEONScalar | NEON_FCVTMS,
2615   NEON_FCVTMU_scalar     = NEON_Q | NEONScalar | NEON_FCVTMU,
2616   NEON_FCVTZS_scalar     = NEON_Q | NEONScalar | NEON_FCVTZS,
2617   NEON_FCVTZU_scalar     = NEON_Q | NEONScalar | NEON_FCVTZU,
2618   NEON_FCVTAS_scalar     = NEON_Q | NEONScalar | NEON_FCVTAS,
2619   NEON_FCVTAU_scalar     = NEON_Q | NEONScalar | NEON_FCVTAU,
2620   NEON_FCVTXN_scalar     = NEON_Q | NEONScalar | NEON_FCVTXN
2621 };
2622 
2623 // NEON instructions with two register operands (FP16).
2624 enum NEONScalar2RegMiscFP16Op {
2625   NEONScalar2RegMiscFP16Fixed = 0x5E780800,
2626   NEONScalar2RegMiscFP16FMask = 0xDF7E0C00,
2627   NEONScalar2RegMiscFP16Mask  = 0xFFFFFC00,
2628   NEON_FCVTNS_H_scalar     = NEON_Q | NEONScalar | NEON_FCVTNS_H,
2629   NEON_FCVTMS_H_scalar     = NEON_Q | NEONScalar | NEON_FCVTMS_H,
2630   NEON_FCVTAS_H_scalar     = NEON_Q | NEONScalar | NEON_FCVTAS_H,
2631   NEON_SCVTF_H_scalar      = NEON_Q | NEONScalar | NEON_SCVTF_H,
2632   NEON_FCMGT_H_zero_scalar = NEON_Q | NEONScalar | NEON_FCMGT_H_zero,
2633   NEON_FCMEQ_H_zero_scalar = NEON_Q | NEONScalar | NEON_FCMEQ_H_zero,
2634   NEON_FCMLT_H_zero_scalar = NEON_Q | NEONScalar | NEON_FCMLT_H_zero,
2635   NEON_FCVTPS_H_scalar     = NEON_Q | NEONScalar | NEON_FCVTPS_H,
2636   NEON_FCVTZS_H_scalar     = NEON_Q | NEONScalar | NEON_FCVTZS_H,
2637   NEON_FRECPE_H_scalar     = NEON_Q | NEONScalar | NEON_FRECPE_H,
2638   NEON_FRECPX_H_scalar     = NEONScalar2RegMiscFP16Fixed | 0x0081F000,
2639   NEON_FCVTNU_H_scalar     = NEON_Q | NEONScalar | NEON_FCVTNU_H,
2640   NEON_FCVTMU_H_scalar     = NEON_Q | NEONScalar | NEON_FCVTMU_H,
2641   NEON_FCVTAU_H_scalar     = NEON_Q | NEONScalar | NEON_FCVTAU_H,
2642   NEON_UCVTF_H_scalar      = NEON_Q | NEONScalar | NEON_UCVTF_H,
2643   NEON_FCMGE_H_zero_scalar = NEON_Q | NEONScalar | NEON_FCMGE_H_zero,
2644   NEON_FCMLE_H_zero_scalar = NEON_Q | NEONScalar | NEON_FCMLE_H_zero,
2645   NEON_FCVTPU_H_scalar     = NEON_Q | NEONScalar | NEON_FCVTPU_H,
2646   NEON_FCVTZU_H_scalar     = NEON_Q | NEONScalar | NEON_FCVTZU_H,
2647   NEON_FRSQRTE_H_scalar    = NEON_Q | NEONScalar | NEON_FRSQRTE_H
2648 };
2649 
2650 // NEON scalar instructions with three same-type operands.
2651 enum NEONScalar3SameOp {
2652   NEONScalar3SameFixed = 0x5E200400,
2653   NEONScalar3SameFMask = 0xDF200400,
2654   NEONScalar3SameMask  = 0xFF20FC00,
2655   NEON_ADD_scalar    = NEON_Q | NEONScalar | NEON_ADD,
2656   NEON_CMEQ_scalar   = NEON_Q | NEONScalar | NEON_CMEQ,
2657   NEON_CMGE_scalar   = NEON_Q | NEONScalar | NEON_CMGE,
2658   NEON_CMGT_scalar   = NEON_Q | NEONScalar | NEON_CMGT,
2659   NEON_CMHI_scalar   = NEON_Q | NEONScalar | NEON_CMHI,
2660   NEON_CMHS_scalar   = NEON_Q | NEONScalar | NEON_CMHS,
2661   NEON_CMTST_scalar  = NEON_Q | NEONScalar | NEON_CMTST,
2662   NEON_SUB_scalar    = NEON_Q | NEONScalar | NEON_SUB,
2663   NEON_UQADD_scalar  = NEON_Q | NEONScalar | NEON_UQADD,
2664   NEON_SQADD_scalar  = NEON_Q | NEONScalar | NEON_SQADD,
2665   NEON_UQSUB_scalar  = NEON_Q | NEONScalar | NEON_UQSUB,
2666   NEON_SQSUB_scalar  = NEON_Q | NEONScalar | NEON_SQSUB,
2667   NEON_USHL_scalar   = NEON_Q | NEONScalar | NEON_USHL,
2668   NEON_SSHL_scalar   = NEON_Q | NEONScalar | NEON_SSHL,
2669   NEON_UQSHL_scalar  = NEON_Q | NEONScalar | NEON_UQSHL,
2670   NEON_SQSHL_scalar  = NEON_Q | NEONScalar | NEON_SQSHL,
2671   NEON_URSHL_scalar  = NEON_Q | NEONScalar | NEON_URSHL,
2672   NEON_SRSHL_scalar  = NEON_Q | NEONScalar | NEON_SRSHL,
2673   NEON_UQRSHL_scalar = NEON_Q | NEONScalar | NEON_UQRSHL,
2674   NEON_SQRSHL_scalar = NEON_Q | NEONScalar | NEON_SQRSHL,
2675   NEON_SQDMULH_scalar = NEON_Q | NEONScalar | NEON_SQDMULH,
2676   NEON_SQRDMULH_scalar = NEON_Q | NEONScalar | NEON_SQRDMULH,
2677 
2678   // NEON floating point scalar instructions with three same-type operands.
2679   NEONScalar3SameFPFixed = NEONScalar3SameFixed | 0x0000C000,
2680   NEONScalar3SameFPFMask = NEONScalar3SameFMask | 0x0000C000,
2681   NEONScalar3SameFPMask  = NEONScalar3SameMask | 0x00800000,
2682   NEON_FACGE_scalar   = NEON_Q | NEONScalar | NEON_FACGE,
2683   NEON_FACGT_scalar   = NEON_Q | NEONScalar | NEON_FACGT,
2684   NEON_FCMEQ_scalar   = NEON_Q | NEONScalar | NEON_FCMEQ,
2685   NEON_FCMGE_scalar   = NEON_Q | NEONScalar | NEON_FCMGE,
2686   NEON_FCMGT_scalar   = NEON_Q | NEONScalar | NEON_FCMGT,
2687   NEON_FMULX_scalar   = NEON_Q | NEONScalar | NEON_FMULX,
2688   NEON_FRECPS_scalar  = NEON_Q | NEONScalar | NEON_FRECPS,
2689   NEON_FRSQRTS_scalar = NEON_Q | NEONScalar | NEON_FRSQRTS,
2690   NEON_FABD_scalar    = NEON_Q | NEONScalar | NEON_FABD
2691 };
2692 
2693 // NEON scalar FP16 instructions with three same-type operands.
2694 enum NEONScalar3SameFP16Op {
2695   NEONScalar3SameFP16Fixed = 0x5E400400,
2696   NEONScalar3SameFP16FMask = 0xDF60C400,
2697   NEONScalar3SameFP16Mask  = 0xFFE0FC00,
2698   NEON_FABD_H_scalar    = NEON_Q | NEONScalar | NEON_FABD_H,
2699   NEON_FMULX_H_scalar   = NEON_Q | NEONScalar | NEON_FMULX_H,
2700   NEON_FCMEQ_H_scalar   = NEON_Q | NEONScalar | NEON_FCMEQ_H,
2701   NEON_FCMGE_H_scalar   = NEON_Q | NEONScalar | NEON_FCMGE_H,
2702   NEON_FCMGT_H_scalar   = NEON_Q | NEONScalar | NEON_FCMGT_H,
2703   NEON_FACGE_H_scalar   = NEON_Q | NEONScalar | NEON_FACGE_H,
2704   NEON_FACGT_H_scalar   = NEON_Q | NEONScalar | NEON_FACGT_H,
2705   NEON_FRECPS_H_scalar  = NEON_Q | NEONScalar | NEON_FRECPS_H,
2706   NEON_FRSQRTS_H_scalar = NEON_Q | NEONScalar | NEON_FRSQRTS_H
2707 };
2708 
2709 // 'Extra' NEON scalar instructions with three same-type operands.
2710 enum NEONScalar3SameExtraOp {
2711   NEONScalar3SameExtraFixed = 0x5E008400,
2712   NEONScalar3SameExtraFMask = 0xDF208400,
2713   NEONScalar3SameExtraMask = 0xFF20FC00,
2714   NEON_SQRDMLAH_scalar = NEON_Q | NEONScalar | NEON_SQRDMLAH,
2715   NEON_SQRDMLSH_scalar = NEON_Q | NEONScalar | NEON_SQRDMLSH
2716 };
2717 
2718 // NEON scalar instructions with three different-type operands.
2719 enum NEONScalar3DiffOp {
2720   NEONScalar3DiffFixed = 0x5E200000,
2721   NEONScalar3DiffFMask = 0xDF200C00,
2722   NEONScalar3DiffMask  = NEON_Q | NEONScalar | NEON3DifferentMask,
2723   NEON_SQDMLAL_scalar  = NEON_Q | NEONScalar | NEON_SQDMLAL,
2724   NEON_SQDMLSL_scalar  = NEON_Q | NEONScalar | NEON_SQDMLSL,
2725   NEON_SQDMULL_scalar  = NEON_Q | NEONScalar | NEON_SQDMULL
2726 };
2727 
2728 // NEON scalar instructions with indexed element operand.
2729 enum NEONScalarByIndexedElementOp {
2730   NEONScalarByIndexedElementFixed = 0x5F000000,
2731   NEONScalarByIndexedElementFMask = 0xDF000400,
2732   NEONScalarByIndexedElementMask  = 0xFF00F400,
2733   NEON_SQDMLAL_byelement_scalar  = NEON_Q | NEONScalar | NEON_SQDMLAL_byelement,
2734   NEON_SQDMLSL_byelement_scalar  = NEON_Q | NEONScalar | NEON_SQDMLSL_byelement,
2735   NEON_SQDMULL_byelement_scalar  = NEON_Q | NEONScalar | NEON_SQDMULL_byelement,
2736   NEON_SQDMULH_byelement_scalar  = NEON_Q | NEONScalar | NEON_SQDMULH_byelement,
2737   NEON_SQRDMULH_byelement_scalar
2738     = NEON_Q | NEONScalar | NEON_SQRDMULH_byelement,
2739   NEON_SQRDMLAH_byelement_scalar
2740     = NEON_Q | NEONScalar | NEON_SQRDMLAH_byelement,
2741   NEON_SQRDMLSH_byelement_scalar
2742     = NEON_Q | NEONScalar | NEON_SQRDMLSH_byelement,
2743   NEON_FMLA_H_byelement_scalar  = NEON_Q | NEONScalar | NEON_FMLA_H_byelement,
2744   NEON_FMLS_H_byelement_scalar  = NEON_Q | NEONScalar | NEON_FMLS_H_byelement,
2745   NEON_FMUL_H_byelement_scalar  = NEON_Q | NEONScalar | NEON_FMUL_H_byelement,
2746   NEON_FMULX_H_byelement_scalar = NEON_Q | NEONScalar | NEON_FMULX_H_byelement,
2747 
2748   // Floating point instructions.
2749   NEONScalarByIndexedElementFPFixed
2750     = NEONScalarByIndexedElementFixed | 0x00800000,
2751   NEONScalarByIndexedElementFPMask
2752     = NEONScalarByIndexedElementMask | 0x00800000,
2753   NEON_FMLA_byelement_scalar  = NEON_Q | NEONScalar | NEON_FMLA_byelement,
2754   NEON_FMLS_byelement_scalar  = NEON_Q | NEONScalar | NEON_FMLS_byelement,
2755   NEON_FMUL_byelement_scalar  = NEON_Q | NEONScalar | NEON_FMUL_byelement,
2756   NEON_FMULX_byelement_scalar = NEON_Q | NEONScalar | NEON_FMULX_byelement
2757 };
2758 
2759 // NEON scalar register copy.
2760 enum NEONScalarCopyOp {
2761   NEONScalarCopyFixed = 0x5E000400,
2762   NEONScalarCopyFMask = 0xDFE08400,
2763   NEONScalarCopyMask  = 0xFFE0FC00,
2764   NEON_DUP_ELEMENT_scalar = NEON_Q | NEONScalar | NEON_DUP_ELEMENT
2765 };
2766 
2767 // NEON scalar pairwise instructions.
2768 enum NEONScalarPairwiseOp {
2769   NEONScalarPairwiseFixed = 0x5E300800,
2770   NEONScalarPairwiseFMask = 0xDF3E0C00,
2771   NEONScalarPairwiseMask  = 0xFFB1F800,
2772   NEON_ADDP_scalar      = NEONScalarPairwiseFixed | 0x0081B000,
2773   NEON_FMAXNMP_h_scalar = NEONScalarPairwiseFixed | 0x0000C000,
2774   NEON_FADDP_h_scalar   = NEONScalarPairwiseFixed | 0x0000D000,
2775   NEON_FMAXP_h_scalar   = NEONScalarPairwiseFixed | 0x0000F000,
2776   NEON_FMINNMP_h_scalar = NEONScalarPairwiseFixed | 0x0080C000,
2777   NEON_FMINP_h_scalar   = NEONScalarPairwiseFixed | 0x0080F000,
2778   NEON_FMAXNMP_scalar   = NEONScalarPairwiseFixed | 0x2000C000,
2779   NEON_FMINNMP_scalar   = NEONScalarPairwiseFixed | 0x2080C000,
2780   NEON_FADDP_scalar     = NEONScalarPairwiseFixed | 0x2000D000,
2781   NEON_FMAXP_scalar     = NEONScalarPairwiseFixed | 0x2000F000,
2782   NEON_FMINP_scalar     = NEONScalarPairwiseFixed | 0x2080F000
2783 };
2784 
2785 // NEON scalar shift immediate.
2786 enum NEONScalarShiftImmediateOp {
2787   NEONScalarShiftImmediateFixed = 0x5F000400,
2788   NEONScalarShiftImmediateFMask = 0xDF800400,
2789   NEONScalarShiftImmediateMask  = 0xFF80FC00,
2790   NEON_SHL_scalar  =       NEON_Q | NEONScalar | NEON_SHL,
2791   NEON_SLI_scalar  =       NEON_Q | NEONScalar | NEON_SLI,
2792   NEON_SRI_scalar  =       NEON_Q | NEONScalar | NEON_SRI,
2793   NEON_SSHR_scalar =       NEON_Q | NEONScalar | NEON_SSHR,
2794   NEON_USHR_scalar =       NEON_Q | NEONScalar | NEON_USHR,
2795   NEON_SRSHR_scalar =      NEON_Q | NEONScalar | NEON_SRSHR,
2796   NEON_URSHR_scalar =      NEON_Q | NEONScalar | NEON_URSHR,
2797   NEON_SSRA_scalar =       NEON_Q | NEONScalar | NEON_SSRA,
2798   NEON_USRA_scalar =       NEON_Q | NEONScalar | NEON_USRA,
2799   NEON_SRSRA_scalar =      NEON_Q | NEONScalar | NEON_SRSRA,
2800   NEON_URSRA_scalar =      NEON_Q | NEONScalar | NEON_URSRA,
2801   NEON_UQSHRN_scalar =     NEON_Q | NEONScalar | NEON_UQSHRN,
2802   NEON_UQRSHRN_scalar =    NEON_Q | NEONScalar | NEON_UQRSHRN,
2803   NEON_SQSHRN_scalar =     NEON_Q | NEONScalar | NEON_SQSHRN,
2804   NEON_SQRSHRN_scalar =    NEON_Q | NEONScalar | NEON_SQRSHRN,
2805   NEON_SQSHRUN_scalar =    NEON_Q | NEONScalar | NEON_SQSHRUN,
2806   NEON_SQRSHRUN_scalar =   NEON_Q | NEONScalar | NEON_SQRSHRUN,
2807   NEON_SQSHLU_scalar =     NEON_Q | NEONScalar | NEON_SQSHLU,
2808   NEON_SQSHL_imm_scalar  = NEON_Q | NEONScalar | NEON_SQSHL_imm,
2809   NEON_UQSHL_imm_scalar  = NEON_Q | NEONScalar | NEON_UQSHL_imm,
2810   NEON_SCVTF_imm_scalar =  NEON_Q | NEONScalar | NEON_SCVTF_imm,
2811   NEON_UCVTF_imm_scalar =  NEON_Q | NEONScalar | NEON_UCVTF_imm,
2812   NEON_FCVTZS_imm_scalar = NEON_Q | NEONScalar | NEON_FCVTZS_imm,
2813   NEON_FCVTZU_imm_scalar = NEON_Q | NEONScalar | NEON_FCVTZU_imm
2814 };
2815 
2816 enum SVE32BitGatherLoadHalfwords_ScalarPlus32BitScaledOffsetsOp {
2817   SVE32BitGatherLoadHalfwords_ScalarPlus32BitScaledOffsetsFixed = 0x84A00000,
2818   SVE32BitGatherLoadHalfwords_ScalarPlus32BitScaledOffsetsFMask = 0xFFA08000,
2819   SVE32BitGatherLoadHalfwords_ScalarPlus32BitScaledOffsetsMask = 0xFFA0E000,
2820   LD1SH_z_p_bz_s_x32_scaled = SVE32BitGatherLoadHalfwords_ScalarPlus32BitScaledOffsetsFixed,
2821   LDFF1SH_z_p_bz_s_x32_scaled = SVE32BitGatherLoadHalfwords_ScalarPlus32BitScaledOffsetsFixed | 0x00002000,
2822   LD1H_z_p_bz_s_x32_scaled = SVE32BitGatherLoadHalfwords_ScalarPlus32BitScaledOffsetsFixed | 0x00004000,
2823   LDFF1H_z_p_bz_s_x32_scaled = SVE32BitGatherLoadHalfwords_ScalarPlus32BitScaledOffsetsFixed | 0x00006000
2824 };
2825 
2826 enum SVE32BitGatherLoadWords_ScalarPlus32BitScaledOffsetsOp {
2827   SVE32BitGatherLoadWords_ScalarPlus32BitScaledOffsetsFixed = 0x85200000,
2828   SVE32BitGatherLoadWords_ScalarPlus32BitScaledOffsetsFMask = 0xFFA08000,
2829   SVE32BitGatherLoadWords_ScalarPlus32BitScaledOffsetsMask = 0xFFA0E000,
2830   LD1W_z_p_bz_s_x32_scaled = SVE32BitGatherLoadWords_ScalarPlus32BitScaledOffsetsFixed | 0x00004000,
2831   LDFF1W_z_p_bz_s_x32_scaled = SVE32BitGatherLoadWords_ScalarPlus32BitScaledOffsetsFixed | 0x00006000
2832 };
2833 
2834 enum SVE32BitGatherLoad_ScalarPlus32BitUnscaledOffsetsOp {
2835   SVE32BitGatherLoad_ScalarPlus32BitUnscaledOffsetsFixed = 0x84000000,
2836   SVE32BitGatherLoad_ScalarPlus32BitUnscaledOffsetsFMask = 0xFE208000,
2837   SVE32BitGatherLoad_ScalarPlus32BitUnscaledOffsetsMask = 0xFFA0E000,
2838   LD1SB_z_p_bz_s_x32_unscaled = SVE32BitGatherLoad_ScalarPlus32BitUnscaledOffsetsFixed,
2839   LDFF1SB_z_p_bz_s_x32_unscaled = SVE32BitGatherLoad_ScalarPlus32BitUnscaledOffsetsFixed | 0x00002000,
2840   LD1B_z_p_bz_s_x32_unscaled = SVE32BitGatherLoad_ScalarPlus32BitUnscaledOffsetsFixed | 0x00004000,
2841   LDFF1B_z_p_bz_s_x32_unscaled = SVE32BitGatherLoad_ScalarPlus32BitUnscaledOffsetsFixed | 0x00006000,
2842   LD1SH_z_p_bz_s_x32_unscaled = SVE32BitGatherLoad_ScalarPlus32BitUnscaledOffsetsFixed | 0x00800000,
2843   LDFF1SH_z_p_bz_s_x32_unscaled = SVE32BitGatherLoad_ScalarPlus32BitUnscaledOffsetsFixed | 0x00802000,
2844   LD1H_z_p_bz_s_x32_unscaled = SVE32BitGatherLoad_ScalarPlus32BitUnscaledOffsetsFixed | 0x00804000,
2845   LDFF1H_z_p_bz_s_x32_unscaled = SVE32BitGatherLoad_ScalarPlus32BitUnscaledOffsetsFixed | 0x00806000,
2846   LD1W_z_p_bz_s_x32_unscaled = SVE32BitGatherLoad_ScalarPlus32BitUnscaledOffsetsFixed | 0x01004000,
2847   LDFF1W_z_p_bz_s_x32_unscaled = SVE32BitGatherLoad_ScalarPlus32BitUnscaledOffsetsFixed | 0x01006000
2848 };
2849 
2850 enum SVE32BitGatherLoad_VectorPlusImmOp {
2851   SVE32BitGatherLoad_VectorPlusImmFixed = 0x84208000,
2852   SVE32BitGatherLoad_VectorPlusImmFMask = 0xFE608000,
2853   SVE32BitGatherLoad_VectorPlusImmMask = 0xFFE0E000,
2854   LD1SB_z_p_ai_s = SVE32BitGatherLoad_VectorPlusImmFixed,
2855   LDFF1SB_z_p_ai_s = SVE32BitGatherLoad_VectorPlusImmFixed | 0x00002000,
2856   LD1B_z_p_ai_s = SVE32BitGatherLoad_VectorPlusImmFixed | 0x00004000,
2857   LDFF1B_z_p_ai_s = SVE32BitGatherLoad_VectorPlusImmFixed | 0x00006000,
2858   LD1SH_z_p_ai_s = SVE32BitGatherLoad_VectorPlusImmFixed | 0x00800000,
2859   LDFF1SH_z_p_ai_s = SVE32BitGatherLoad_VectorPlusImmFixed | 0x00802000,
2860   LD1H_z_p_ai_s = SVE32BitGatherLoad_VectorPlusImmFixed | 0x00804000,
2861   LDFF1H_z_p_ai_s = SVE32BitGatherLoad_VectorPlusImmFixed | 0x00806000,
2862   LD1W_z_p_ai_s = SVE32BitGatherLoad_VectorPlusImmFixed | 0x01004000,
2863   LDFF1W_z_p_ai_s = SVE32BitGatherLoad_VectorPlusImmFixed | 0x01006000
2864 };
2865 
2866 enum SVE32BitGatherPrefetch_ScalarPlus32BitScaledOffsetsOp {
2867   SVE32BitGatherPrefetch_ScalarPlus32BitScaledOffsetsFixed = 0x84200000,
2868   SVE32BitGatherPrefetch_ScalarPlus32BitScaledOffsetsFMask = 0xFFA08010,
2869   SVE32BitGatherPrefetch_ScalarPlus32BitScaledOffsetsMask = 0xFFA0E010,
2870   PRFB_i_p_bz_s_x32_scaled = SVE32BitGatherPrefetch_ScalarPlus32BitScaledOffsetsFixed,
2871   PRFH_i_p_bz_s_x32_scaled = SVE32BitGatherPrefetch_ScalarPlus32BitScaledOffsetsFixed | 0x00002000,
2872   PRFW_i_p_bz_s_x32_scaled = SVE32BitGatherPrefetch_ScalarPlus32BitScaledOffsetsFixed | 0x00004000,
2873   PRFD_i_p_bz_s_x32_scaled = SVE32BitGatherPrefetch_ScalarPlus32BitScaledOffsetsFixed | 0x00006000
2874 };
2875 
2876 enum SVE32BitGatherPrefetch_VectorPlusImmOp {
2877   SVE32BitGatherPrefetch_VectorPlusImmFixed = 0x8400E000,
2878   SVE32BitGatherPrefetch_VectorPlusImmFMask = 0xFE60E010,
2879   SVE32BitGatherPrefetch_VectorPlusImmMask = 0xFFE0E010,
2880   PRFB_i_p_ai_s = SVE32BitGatherPrefetch_VectorPlusImmFixed,
2881   PRFH_i_p_ai_s = SVE32BitGatherPrefetch_VectorPlusImmFixed | 0x00800000,
2882   PRFW_i_p_ai_s = SVE32BitGatherPrefetch_VectorPlusImmFixed | 0x01000000,
2883   PRFD_i_p_ai_s = SVE32BitGatherPrefetch_VectorPlusImmFixed | 0x01800000
2884 };
2885 
2886 enum SVE32BitScatterStore_ScalarPlus32BitScaledOffsetsOp {
2887   SVE32BitScatterStore_ScalarPlus32BitScaledOffsetsFixed = 0xE4608000,
2888   SVE32BitScatterStore_ScalarPlus32BitScaledOffsetsFMask = 0xFE60A000,
2889   SVE32BitScatterStore_ScalarPlus32BitScaledOffsetsMask = 0xFFE0A000,
2890   ST1H_z_p_bz_s_x32_scaled = SVE32BitScatterStore_ScalarPlus32BitScaledOffsetsFixed | 0x00800000,
2891   ST1W_z_p_bz_s_x32_scaled = SVE32BitScatterStore_ScalarPlus32BitScaledOffsetsFixed | 0x01000000
2892 };
2893 
2894 enum SVE32BitScatterStore_ScalarPlus32BitUnscaledOffsetsOp {
2895   SVE32BitScatterStore_ScalarPlus32BitUnscaledOffsetsFixed = 0xE4408000,
2896   SVE32BitScatterStore_ScalarPlus32BitUnscaledOffsetsFMask = 0xFE60A000,
2897   SVE32BitScatterStore_ScalarPlus32BitUnscaledOffsetsMask = 0xFFE0A000,
2898   ST1B_z_p_bz_s_x32_unscaled = SVE32BitScatterStore_ScalarPlus32BitUnscaledOffsetsFixed,
2899   ST1H_z_p_bz_s_x32_unscaled = SVE32BitScatterStore_ScalarPlus32BitUnscaledOffsetsFixed | 0x00800000,
2900   ST1W_z_p_bz_s_x32_unscaled = SVE32BitScatterStore_ScalarPlus32BitUnscaledOffsetsFixed | 0x01000000
2901 };
2902 
2903 enum SVE32BitScatterStore_VectorPlusImmOp {
2904   SVE32BitScatterStore_VectorPlusImmFixed = 0xE460A000,
2905   SVE32BitScatterStore_VectorPlusImmFMask = 0xFE60E000,
2906   SVE32BitScatterStore_VectorPlusImmMask = 0xFFE0E000,
2907   ST1B_z_p_ai_s = SVE32BitScatterStore_VectorPlusImmFixed,
2908   ST1H_z_p_ai_s = SVE32BitScatterStore_VectorPlusImmFixed | 0x00800000,
2909   ST1W_z_p_ai_s = SVE32BitScatterStore_VectorPlusImmFixed | 0x01000000
2910 };
2911 
2912 enum SVE64BitGatherLoad_ScalarPlus32BitUnpackedScaledOffsetsOp {
2913   SVE64BitGatherLoad_ScalarPlus32BitUnpackedScaledOffsetsFixed = 0xC4200000,
2914   SVE64BitGatherLoad_ScalarPlus32BitUnpackedScaledOffsetsFMask = 0xFE208000,
2915   SVE64BitGatherLoad_ScalarPlus32BitUnpackedScaledOffsetsMask = 0xFFA0E000,
2916   LD1SH_z_p_bz_d_x32_scaled = SVE64BitGatherLoad_ScalarPlus32BitUnpackedScaledOffsetsFixed | 0x00800000,
2917   LDFF1SH_z_p_bz_d_x32_scaled = SVE64BitGatherLoad_ScalarPlus32BitUnpackedScaledOffsetsFixed | 0x00802000,
2918   LD1H_z_p_bz_d_x32_scaled = SVE64BitGatherLoad_ScalarPlus32BitUnpackedScaledOffsetsFixed | 0x00804000,
2919   LDFF1H_z_p_bz_d_x32_scaled = SVE64BitGatherLoad_ScalarPlus32BitUnpackedScaledOffsetsFixed | 0x00806000,
2920   LD1SW_z_p_bz_d_x32_scaled = SVE64BitGatherLoad_ScalarPlus32BitUnpackedScaledOffsetsFixed | 0x01000000,
2921   LDFF1SW_z_p_bz_d_x32_scaled = SVE64BitGatherLoad_ScalarPlus32BitUnpackedScaledOffsetsFixed | 0x01002000,
2922   LD1W_z_p_bz_d_x32_scaled = SVE64BitGatherLoad_ScalarPlus32BitUnpackedScaledOffsetsFixed | 0x01004000,
2923   LDFF1W_z_p_bz_d_x32_scaled = SVE64BitGatherLoad_ScalarPlus32BitUnpackedScaledOffsetsFixed | 0x01006000,
2924   LD1D_z_p_bz_d_x32_scaled = SVE64BitGatherLoad_ScalarPlus32BitUnpackedScaledOffsetsFixed | 0x01804000,
2925   LDFF1D_z_p_bz_d_x32_scaled = SVE64BitGatherLoad_ScalarPlus32BitUnpackedScaledOffsetsFixed | 0x01806000
2926 };
2927 
2928 enum SVE64BitGatherLoad_ScalarPlus64BitScaledOffsetsOp {
2929   SVE64BitGatherLoad_ScalarPlus64BitScaledOffsetsFixed = 0xC4608000,
2930   SVE64BitGatherLoad_ScalarPlus64BitScaledOffsetsFMask = 0xFE608000,
2931   SVE64BitGatherLoad_ScalarPlus64BitScaledOffsetsMask = 0xFFE0E000,
2932   LD1SH_z_p_bz_d_64_scaled = SVE64BitGatherLoad_ScalarPlus64BitScaledOffsetsFixed | 0x00800000,
2933   LDFF1SH_z_p_bz_d_64_scaled = SVE64BitGatherLoad_ScalarPlus64BitScaledOffsetsFixed | 0x00802000,
2934   LD1H_z_p_bz_d_64_scaled = SVE64BitGatherLoad_ScalarPlus64BitScaledOffsetsFixed | 0x00804000,
2935   LDFF1H_z_p_bz_d_64_scaled = SVE64BitGatherLoad_ScalarPlus64BitScaledOffsetsFixed | 0x00806000,
2936   LD1SW_z_p_bz_d_64_scaled = SVE64BitGatherLoad_ScalarPlus64BitScaledOffsetsFixed | 0x01000000,
2937   LDFF1SW_z_p_bz_d_64_scaled = SVE64BitGatherLoad_ScalarPlus64BitScaledOffsetsFixed | 0x01002000,
2938   LD1W_z_p_bz_d_64_scaled = SVE64BitGatherLoad_ScalarPlus64BitScaledOffsetsFixed | 0x01004000,
2939   LDFF1W_z_p_bz_d_64_scaled = SVE64BitGatherLoad_ScalarPlus64BitScaledOffsetsFixed | 0x01006000,
2940   LD1D_z_p_bz_d_64_scaled = SVE64BitGatherLoad_ScalarPlus64BitScaledOffsetsFixed | 0x01804000,
2941   LDFF1D_z_p_bz_d_64_scaled = SVE64BitGatherLoad_ScalarPlus64BitScaledOffsetsFixed | 0x01806000
2942 };
2943 
2944 enum SVE64BitGatherLoad_ScalarPlus64BitUnscaledOffsetsOp {
2945   SVE64BitGatherLoad_ScalarPlus64BitUnscaledOffsetsFixed = 0xC4408000,
2946   SVE64BitGatherLoad_ScalarPlus64BitUnscaledOffsetsFMask = 0xFE608000,
2947   SVE64BitGatherLoad_ScalarPlus64BitUnscaledOffsetsMask = 0xFFE0E000,
2948   LD1SB_z_p_bz_d_64_unscaled = SVE64BitGatherLoad_ScalarPlus64BitUnscaledOffsetsFixed,
2949   LDFF1SB_z_p_bz_d_64_unscaled = SVE64BitGatherLoad_ScalarPlus64BitUnscaledOffsetsFixed | 0x00002000,
2950   LD1B_z_p_bz_d_64_unscaled = SVE64BitGatherLoad_ScalarPlus64BitUnscaledOffsetsFixed | 0x00004000,
2951   LDFF1B_z_p_bz_d_64_unscaled = SVE64BitGatherLoad_ScalarPlus64BitUnscaledOffsetsFixed | 0x00006000,
2952   LD1SH_z_p_bz_d_64_unscaled = SVE64BitGatherLoad_ScalarPlus64BitUnscaledOffsetsFixed | 0x00800000,
2953   LDFF1SH_z_p_bz_d_64_unscaled = SVE64BitGatherLoad_ScalarPlus64BitUnscaledOffsetsFixed | 0x00802000,
2954   LD1H_z_p_bz_d_64_unscaled = SVE64BitGatherLoad_ScalarPlus64BitUnscaledOffsetsFixed | 0x00804000,
2955   LDFF1H_z_p_bz_d_64_unscaled = SVE64BitGatherLoad_ScalarPlus64BitUnscaledOffsetsFixed | 0x00806000,
2956   LD1SW_z_p_bz_d_64_unscaled = SVE64BitGatherLoad_ScalarPlus64BitUnscaledOffsetsFixed | 0x01000000,
2957   LDFF1SW_z_p_bz_d_64_unscaled = SVE64BitGatherLoad_ScalarPlus64BitUnscaledOffsetsFixed | 0x01002000,
2958   LD1W_z_p_bz_d_64_unscaled = SVE64BitGatherLoad_ScalarPlus64BitUnscaledOffsetsFixed | 0x01004000,
2959   LDFF1W_z_p_bz_d_64_unscaled = SVE64BitGatherLoad_ScalarPlus64BitUnscaledOffsetsFixed | 0x01006000,
2960   LD1D_z_p_bz_d_64_unscaled = SVE64BitGatherLoad_ScalarPlus64BitUnscaledOffsetsFixed | 0x01804000,
2961   LDFF1D_z_p_bz_d_64_unscaled = SVE64BitGatherLoad_ScalarPlus64BitUnscaledOffsetsFixed | 0x01806000
2962 };
2963 
2964 enum SVE64BitGatherLoad_ScalarPlusUnpacked32BitUnscaledOffsetsOp {
2965   SVE64BitGatherLoad_ScalarPlusUnpacked32BitUnscaledOffsetsFixed = 0xC4000000,
2966   SVE64BitGatherLoad_ScalarPlusUnpacked32BitUnscaledOffsetsFMask = 0xFE208000,
2967   SVE64BitGatherLoad_ScalarPlusUnpacked32BitUnscaledOffsetsMask = 0xFFA0E000,
2968   LD1SB_z_p_bz_d_x32_unscaled = SVE64BitGatherLoad_ScalarPlusUnpacked32BitUnscaledOffsetsFixed,
2969   LDFF1SB_z_p_bz_d_x32_unscaled = SVE64BitGatherLoad_ScalarPlusUnpacked32BitUnscaledOffsetsFixed | 0x00002000,
2970   LD1B_z_p_bz_d_x32_unscaled = SVE64BitGatherLoad_ScalarPlusUnpacked32BitUnscaledOffsetsFixed | 0x00004000,
2971   LDFF1B_z_p_bz_d_x32_unscaled = SVE64BitGatherLoad_ScalarPlusUnpacked32BitUnscaledOffsetsFixed | 0x00006000,
2972   LD1SH_z_p_bz_d_x32_unscaled = SVE64BitGatherLoad_ScalarPlusUnpacked32BitUnscaledOffsetsFixed | 0x00800000,
2973   LDFF1SH_z_p_bz_d_x32_unscaled = SVE64BitGatherLoad_ScalarPlusUnpacked32BitUnscaledOffsetsFixed | 0x00802000,
2974   LD1H_z_p_bz_d_x32_unscaled = SVE64BitGatherLoad_ScalarPlusUnpacked32BitUnscaledOffsetsFixed | 0x00804000,
2975   LDFF1H_z_p_bz_d_x32_unscaled = SVE64BitGatherLoad_ScalarPlusUnpacked32BitUnscaledOffsetsFixed | 0x00806000,
2976   LD1SW_z_p_bz_d_x32_unscaled = SVE64BitGatherLoad_ScalarPlusUnpacked32BitUnscaledOffsetsFixed | 0x01000000,
2977   LDFF1SW_z_p_bz_d_x32_unscaled = SVE64BitGatherLoad_ScalarPlusUnpacked32BitUnscaledOffsetsFixed | 0x01002000,
2978   LD1W_z_p_bz_d_x32_unscaled = SVE64BitGatherLoad_ScalarPlusUnpacked32BitUnscaledOffsetsFixed | 0x01004000,
2979   LDFF1W_z_p_bz_d_x32_unscaled = SVE64BitGatherLoad_ScalarPlusUnpacked32BitUnscaledOffsetsFixed | 0x01006000,
2980   LD1D_z_p_bz_d_x32_unscaled = SVE64BitGatherLoad_ScalarPlusUnpacked32BitUnscaledOffsetsFixed | 0x01804000,
2981   LDFF1D_z_p_bz_d_x32_unscaled = SVE64BitGatherLoad_ScalarPlusUnpacked32BitUnscaledOffsetsFixed | 0x01806000
2982 };
2983 
2984 enum SVE64BitGatherLoad_VectorPlusImmOp {
2985   SVE64BitGatherLoad_VectorPlusImmFixed = 0xC4208000,
2986   SVE64BitGatherLoad_VectorPlusImmFMask = 0xFE608000,
2987   SVE64BitGatherLoad_VectorPlusImmMask = 0xFFE0E000,
2988   LD1SB_z_p_ai_d = SVE64BitGatherLoad_VectorPlusImmFixed,
2989   LDFF1SB_z_p_ai_d = SVE64BitGatherLoad_VectorPlusImmFixed | 0x00002000,
2990   LD1B_z_p_ai_d = SVE64BitGatherLoad_VectorPlusImmFixed | 0x00004000,
2991   LDFF1B_z_p_ai_d = SVE64BitGatherLoad_VectorPlusImmFixed | 0x00006000,
2992   LD1SH_z_p_ai_d = SVE64BitGatherLoad_VectorPlusImmFixed | 0x00800000,
2993   LDFF1SH_z_p_ai_d = SVE64BitGatherLoad_VectorPlusImmFixed | 0x00802000,
2994   LD1H_z_p_ai_d = SVE64BitGatherLoad_VectorPlusImmFixed | 0x00804000,
2995   LDFF1H_z_p_ai_d = SVE64BitGatherLoad_VectorPlusImmFixed | 0x00806000,
2996   LD1SW_z_p_ai_d = SVE64BitGatherLoad_VectorPlusImmFixed | 0x01000000,
2997   LDFF1SW_z_p_ai_d = SVE64BitGatherLoad_VectorPlusImmFixed | 0x01002000,
2998   LD1W_z_p_ai_d = SVE64BitGatherLoad_VectorPlusImmFixed | 0x01004000,
2999   LDFF1W_z_p_ai_d = SVE64BitGatherLoad_VectorPlusImmFixed | 0x01006000,
3000   LD1D_z_p_ai_d = SVE64BitGatherLoad_VectorPlusImmFixed | 0x01804000,
3001   LDFF1D_z_p_ai_d = SVE64BitGatherLoad_VectorPlusImmFixed | 0x01806000
3002 };
3003 
3004 enum SVE64BitGatherPrefetch_ScalarPlus64BitScaledOffsetsOp {
3005   SVE64BitGatherPrefetch_ScalarPlus64BitScaledOffsetsFixed = 0xC4608000,
3006   SVE64BitGatherPrefetch_ScalarPlus64BitScaledOffsetsFMask = 0xFFE08010,
3007   SVE64BitGatherPrefetch_ScalarPlus64BitScaledOffsetsMask = 0xFFE0E010,
3008   PRFB_i_p_bz_d_64_scaled = SVE64BitGatherPrefetch_ScalarPlus64BitScaledOffsetsFixed,
3009   PRFH_i_p_bz_d_64_scaled = SVE64BitGatherPrefetch_ScalarPlus64BitScaledOffsetsFixed | 0x00002000,
3010   PRFW_i_p_bz_d_64_scaled = SVE64BitGatherPrefetch_ScalarPlus64BitScaledOffsetsFixed | 0x00004000,
3011   PRFD_i_p_bz_d_64_scaled = SVE64BitGatherPrefetch_ScalarPlus64BitScaledOffsetsFixed | 0x00006000
3012 };
3013 
3014 enum SVE64BitGatherPrefetch_ScalarPlusUnpacked32BitScaledOffsetsOp {
3015   SVE64BitGatherPrefetch_ScalarPlusUnpacked32BitScaledOffsetsFixed = 0xC4200000,
3016   SVE64BitGatherPrefetch_ScalarPlusUnpacked32BitScaledOffsetsFMask = 0xFFA08010,
3017   SVE64BitGatherPrefetch_ScalarPlusUnpacked32BitScaledOffsetsMask = 0xFFA0E010,
3018   PRFB_i_p_bz_d_x32_scaled = SVE64BitGatherPrefetch_ScalarPlusUnpacked32BitScaledOffsetsFixed,
3019   PRFH_i_p_bz_d_x32_scaled = SVE64BitGatherPrefetch_ScalarPlusUnpacked32BitScaledOffsetsFixed | 0x00002000,
3020   PRFW_i_p_bz_d_x32_scaled = SVE64BitGatherPrefetch_ScalarPlusUnpacked32BitScaledOffsetsFixed | 0x00004000,
3021   PRFD_i_p_bz_d_x32_scaled = SVE64BitGatherPrefetch_ScalarPlusUnpacked32BitScaledOffsetsFixed | 0x00006000
3022 };
3023 
3024 enum SVE64BitGatherPrefetch_VectorPlusImmOp {
3025   SVE64BitGatherPrefetch_VectorPlusImmFixed = 0xC400E000,
3026   SVE64BitGatherPrefetch_VectorPlusImmFMask = 0xFE60E010,
3027   SVE64BitGatherPrefetch_VectorPlusImmMask = 0xFFE0E010,
3028   PRFB_i_p_ai_d = SVE64BitGatherPrefetch_VectorPlusImmFixed,
3029   PRFH_i_p_ai_d = SVE64BitGatherPrefetch_VectorPlusImmFixed | 0x00800000,
3030   PRFW_i_p_ai_d = SVE64BitGatherPrefetch_VectorPlusImmFixed | 0x01000000,
3031   PRFD_i_p_ai_d = SVE64BitGatherPrefetch_VectorPlusImmFixed | 0x01800000
3032 };
3033 
3034 enum SVE64BitScatterStore_ScalarPlus64BitScaledOffsetsOp {
3035   SVE64BitScatterStore_ScalarPlus64BitScaledOffsetsFixed = 0xE420A000,
3036   SVE64BitScatterStore_ScalarPlus64BitScaledOffsetsFMask = 0xFE60E000,
3037   SVE64BitScatterStore_ScalarPlus64BitScaledOffsetsMask = 0xFFE0E000,
3038   ST1H_z_p_bz_d_64_scaled = SVE64BitScatterStore_ScalarPlus64BitScaledOffsetsFixed | 0x00800000,
3039   ST1W_z_p_bz_d_64_scaled = SVE64BitScatterStore_ScalarPlus64BitScaledOffsetsFixed | 0x01000000,
3040   ST1D_z_p_bz_d_64_scaled = SVE64BitScatterStore_ScalarPlus64BitScaledOffsetsFixed | 0x01800000
3041 };
3042 
3043 enum SVE64BitScatterStore_ScalarPlus64BitUnscaledOffsetsOp {
3044   SVE64BitScatterStore_ScalarPlus64BitUnscaledOffsetsFixed = 0xE400A000,
3045   SVE64BitScatterStore_ScalarPlus64BitUnscaledOffsetsFMask = 0xFE60E000,
3046   SVE64BitScatterStore_ScalarPlus64BitUnscaledOffsetsMask = 0xFFE0E000,
3047   ST1B_z_p_bz_d_64_unscaled = SVE64BitScatterStore_ScalarPlus64BitUnscaledOffsetsFixed,
3048   ST1H_z_p_bz_d_64_unscaled = SVE64BitScatterStore_ScalarPlus64BitUnscaledOffsetsFixed | 0x00800000,
3049   ST1W_z_p_bz_d_64_unscaled = SVE64BitScatterStore_ScalarPlus64BitUnscaledOffsetsFixed | 0x01000000,
3050   ST1D_z_p_bz_d_64_unscaled = SVE64BitScatterStore_ScalarPlus64BitUnscaledOffsetsFixed | 0x01800000
3051 };
3052 
3053 enum SVE64BitScatterStore_ScalarPlusUnpacked32BitScaledOffsetsOp {
3054   SVE64BitScatterStore_ScalarPlusUnpacked32BitScaledOffsetsFixed = 0xE4208000,
3055   SVE64BitScatterStore_ScalarPlusUnpacked32BitScaledOffsetsFMask = 0xFE60A000,
3056   SVE64BitScatterStore_ScalarPlusUnpacked32BitScaledOffsetsMask = 0xFFE0A000,
3057   ST1H_z_p_bz_d_x32_scaled = SVE64BitScatterStore_ScalarPlusUnpacked32BitScaledOffsetsFixed | 0x00800000,
3058   ST1W_z_p_bz_d_x32_scaled = SVE64BitScatterStore_ScalarPlusUnpacked32BitScaledOffsetsFixed | 0x01000000,
3059   ST1D_z_p_bz_d_x32_scaled = SVE64BitScatterStore_ScalarPlusUnpacked32BitScaledOffsetsFixed | 0x01800000
3060 };
3061 
3062 enum SVE64BitScatterStore_ScalarPlusUnpacked32BitUnscaledOffsetsOp {
3063   SVE64BitScatterStore_ScalarPlusUnpacked32BitUnscaledOffsetsFixed = 0xE4008000,
3064   SVE64BitScatterStore_ScalarPlusUnpacked32BitUnscaledOffsetsFMask = 0xFE60A000,
3065   SVE64BitScatterStore_ScalarPlusUnpacked32BitUnscaledOffsetsMask = 0xFFE0A000,
3066   ST1B_z_p_bz_d_x32_unscaled = SVE64BitScatterStore_ScalarPlusUnpacked32BitUnscaledOffsetsFixed,
3067   ST1H_z_p_bz_d_x32_unscaled = SVE64BitScatterStore_ScalarPlusUnpacked32BitUnscaledOffsetsFixed | 0x00800000,
3068   ST1W_z_p_bz_d_x32_unscaled = SVE64BitScatterStore_ScalarPlusUnpacked32BitUnscaledOffsetsFixed | 0x01000000,
3069   ST1D_z_p_bz_d_x32_unscaled = SVE64BitScatterStore_ScalarPlusUnpacked32BitUnscaledOffsetsFixed | 0x01800000
3070 };
3071 
3072 enum SVE64BitScatterStore_VectorPlusImmOp {
3073   SVE64BitScatterStore_VectorPlusImmFixed = 0xE440A000,
3074   SVE64BitScatterStore_VectorPlusImmFMask = 0xFE60E000,
3075   SVE64BitScatterStore_VectorPlusImmMask = 0xFFE0E000,
3076   ST1B_z_p_ai_d = SVE64BitScatterStore_VectorPlusImmFixed,
3077   ST1H_z_p_ai_d = SVE64BitScatterStore_VectorPlusImmFixed | 0x00800000,
3078   ST1W_z_p_ai_d = SVE64BitScatterStore_VectorPlusImmFixed | 0x01000000,
3079   ST1D_z_p_ai_d = SVE64BitScatterStore_VectorPlusImmFixed | 0x01800000
3080 };
3081 
3082 enum SVEAddressGenerationOp {
3083   SVEAddressGenerationFixed = 0x0420A000,
3084   SVEAddressGenerationFMask = 0xFF20F000,
3085   SVEAddressGenerationMask = 0xFFE0F000,
3086   ADR_z_az_d_s32_scaled = SVEAddressGenerationFixed,
3087   ADR_z_az_d_u32_scaled = SVEAddressGenerationFixed | 0x00400000,
3088   ADR_z_az_s_same_scaled = SVEAddressGenerationFixed | 0x00800000,
3089   ADR_z_az_d_same_scaled = SVEAddressGenerationFixed | 0x00C00000
3090 };
3091 
3092 enum SVEBitwiseLogicalUnpredicatedOp {
3093   SVEBitwiseLogicalUnpredicatedFixed = 0x04202000,
3094   SVEBitwiseLogicalUnpredicatedFMask = 0xFF20E000,
3095   SVEBitwiseLogicalUnpredicatedMask = 0xFFE0FC00,
3096   AND_z_zz = SVEBitwiseLogicalUnpredicatedFixed | 0x00001000,
3097   ORR_z_zz = SVEBitwiseLogicalUnpredicatedFixed | 0x00401000,
3098   EOR_z_zz = SVEBitwiseLogicalUnpredicatedFixed | 0x00801000,
3099   BIC_z_zz = SVEBitwiseLogicalUnpredicatedFixed | 0x00C01000
3100 };
3101 
3102 enum SVEBitwiseLogicalWithImm_UnpredicatedOp {
3103   SVEBitwiseLogicalWithImm_UnpredicatedFixed = 0x05000000,
3104   SVEBitwiseLogicalWithImm_UnpredicatedFMask = 0xFF3C0000,
3105   SVEBitwiseLogicalWithImm_UnpredicatedMask = 0xFFFC0000,
3106   ORR_z_zi = SVEBitwiseLogicalWithImm_UnpredicatedFixed,
3107   EOR_z_zi = SVEBitwiseLogicalWithImm_UnpredicatedFixed | 0x00400000,
3108   AND_z_zi = SVEBitwiseLogicalWithImm_UnpredicatedFixed | 0x00800000
3109 };
3110 
3111 enum SVEBitwiseLogical_PredicatedOp {
3112   SVEBitwiseLogical_PredicatedFixed = 0x04180000,
3113   SVEBitwiseLogical_PredicatedFMask = 0xFF38E000,
3114   SVEBitwiseLogical_PredicatedMask = 0xFF3FE000,
3115   ORR_z_p_zz = SVEBitwiseLogical_PredicatedFixed,
3116   EOR_z_p_zz = SVEBitwiseLogical_PredicatedFixed | 0x00010000,
3117   AND_z_p_zz = SVEBitwiseLogical_PredicatedFixed | 0x00020000,
3118   BIC_z_p_zz = SVEBitwiseLogical_PredicatedFixed | 0x00030000
3119 };
3120 
3121 enum SVEBitwiseShiftByImm_PredicatedOp {
3122   SVEBitwiseShiftByImm_PredicatedFixed = 0x04008000,
3123   SVEBitwiseShiftByImm_PredicatedFMask = 0xFF30E000,
3124   SVEBitwiseShiftByImm_PredicatedMask = 0xFF3FE000,
3125   ASR_z_p_zi = SVEBitwiseShiftByImm_PredicatedFixed,
3126   LSR_z_p_zi = SVEBitwiseShiftByImm_PredicatedFixed | 0x00010000,
3127   LSL_z_p_zi = SVEBitwiseShiftByImm_PredicatedFixed | 0x00030000,
3128   ASRD_z_p_zi = SVEBitwiseShiftByImm_PredicatedFixed | 0x00040000
3129 };
3130 
3131 enum SVEBitwiseShiftByVector_PredicatedOp {
3132   SVEBitwiseShiftByVector_PredicatedFixed = 0x04108000,
3133   SVEBitwiseShiftByVector_PredicatedFMask = 0xFF38E000,
3134   SVEBitwiseShiftByVector_PredicatedMask = 0xFF3FE000,
3135   ASR_z_p_zz = SVEBitwiseShiftByVector_PredicatedFixed,
3136   LSR_z_p_zz = SVEBitwiseShiftByVector_PredicatedFixed | 0x00010000,
3137   LSL_z_p_zz = SVEBitwiseShiftByVector_PredicatedFixed | 0x00030000,
3138   ASRR_z_p_zz = SVEBitwiseShiftByVector_PredicatedFixed | 0x00040000,
3139   LSRR_z_p_zz = SVEBitwiseShiftByVector_PredicatedFixed | 0x00050000,
3140   LSLR_z_p_zz = SVEBitwiseShiftByVector_PredicatedFixed | 0x00070000
3141 };
3142 
3143 enum SVEBitwiseShiftByWideElements_PredicatedOp {
3144   SVEBitwiseShiftByWideElements_PredicatedFixed = 0x04188000,
3145   SVEBitwiseShiftByWideElements_PredicatedFMask = 0xFF38E000,
3146   SVEBitwiseShiftByWideElements_PredicatedMask = 0xFF3FE000,
3147   ASR_z_p_zw = SVEBitwiseShiftByWideElements_PredicatedFixed,
3148   LSR_z_p_zw = SVEBitwiseShiftByWideElements_PredicatedFixed | 0x00010000,
3149   LSL_z_p_zw = SVEBitwiseShiftByWideElements_PredicatedFixed | 0x00030000
3150 };
3151 
3152 enum SVEBitwiseShiftUnpredicatedOp {
3153   SVEBitwiseShiftUnpredicatedFixed = 0x04208000,
3154   SVEBitwiseShiftUnpredicatedFMask = 0xFF20E000,
3155   SVEBitwiseShiftUnpredicatedMask = 0xFF20FC00,
3156   ASR_z_zw = SVEBitwiseShiftUnpredicatedFixed,
3157   LSR_z_zw = SVEBitwiseShiftUnpredicatedFixed | 0x00000400,
3158   LSL_z_zw = SVEBitwiseShiftUnpredicatedFixed | 0x00000C00,
3159   ASR_z_zi = SVEBitwiseShiftUnpredicatedFixed | 0x00001000,
3160   LSR_z_zi = SVEBitwiseShiftUnpredicatedFixed | 0x00001400,
3161   LSL_z_zi = SVEBitwiseShiftUnpredicatedFixed | 0x00001C00
3162 };
3163 
3164 enum SVEBroadcastBitmaskImmOp {
3165   SVEBroadcastBitmaskImmFixed = 0x05C00000,
3166   SVEBroadcastBitmaskImmFMask = 0xFFFC0000,
3167   SVEBroadcastBitmaskImmMask = 0xFFFC0000,
3168   DUPM_z_i = SVEBroadcastBitmaskImmFixed
3169 };
3170 
3171 enum SVEBroadcastFPImm_UnpredicatedOp {
3172   SVEBroadcastFPImm_UnpredicatedFixed = 0x2539C000,
3173   SVEBroadcastFPImm_UnpredicatedFMask = 0xFF39C000,
3174   SVEBroadcastFPImm_UnpredicatedMask = 0xFF3FE000,
3175   FDUP_z_i = SVEBroadcastFPImm_UnpredicatedFixed
3176 };
3177 
3178 enum SVEBroadcastGeneralRegisterOp {
3179   SVEBroadcastGeneralRegisterFixed = 0x05203800,
3180   SVEBroadcastGeneralRegisterFMask = 0xFF3FFC00,
3181   SVEBroadcastGeneralRegisterMask = 0xFF3FFC00,
3182   DUP_z_r = SVEBroadcastGeneralRegisterFixed
3183 };
3184 
3185 enum SVEBroadcastIndexElementOp {
3186   SVEBroadcastIndexElementFixed = 0x05202000,
3187   SVEBroadcastIndexElementFMask = 0xFF20FC00,
3188   SVEBroadcastIndexElementMask = 0xFF20FC00,
3189   DUP_z_zi = SVEBroadcastIndexElementFixed
3190 };
3191 
3192 enum SVEBroadcastIntImm_UnpredicatedOp {
3193   SVEBroadcastIntImm_UnpredicatedFixed = 0x2538C000,
3194   SVEBroadcastIntImm_UnpredicatedFMask = 0xFF39C000,
3195   SVEBroadcastIntImm_UnpredicatedMask = 0xFF3FC000,
3196   DUP_z_i = SVEBroadcastIntImm_UnpredicatedFixed
3197 };
3198 
3199 enum SVECompressActiveElementsOp {
3200   SVECompressActiveElementsFixed = 0x05A18000,
3201   SVECompressActiveElementsFMask = 0xFFBFE000,
3202   SVECompressActiveElementsMask = 0xFFBFE000,
3203   COMPACT_z_p_z = SVECompressActiveElementsFixed
3204 };
3205 
3206 enum SVEConditionallyBroadcastElementToVectorOp {
3207   SVEConditionallyBroadcastElementToVectorFixed = 0x05288000,
3208   SVEConditionallyBroadcastElementToVectorFMask = 0xFF3EE000,
3209   SVEConditionallyBroadcastElementToVectorMask = 0xFF3FE000,
3210   CLASTA_z_p_zz = SVEConditionallyBroadcastElementToVectorFixed,
3211   CLASTB_z_p_zz = SVEConditionallyBroadcastElementToVectorFixed | 0x00010000
3212 };
3213 
3214 enum SVEConditionallyExtractElementToGeneralRegisterOp {
3215   SVEConditionallyExtractElementToGeneralRegisterFixed = 0x0530A000,
3216   SVEConditionallyExtractElementToGeneralRegisterFMask = 0xFF3EE000,
3217   SVEConditionallyExtractElementToGeneralRegisterMask = 0xFF3FE000,
3218   CLASTA_r_p_z = SVEConditionallyExtractElementToGeneralRegisterFixed,
3219   CLASTB_r_p_z = SVEConditionallyExtractElementToGeneralRegisterFixed | 0x00010000
3220 };
3221 
3222 enum SVEConditionallyExtractElementToSIMDFPScalarOp {
3223   SVEConditionallyExtractElementToSIMDFPScalarFixed = 0x052A8000,
3224   SVEConditionallyExtractElementToSIMDFPScalarFMask = 0xFF3EE000,
3225   SVEConditionallyExtractElementToSIMDFPScalarMask = 0xFF3FE000,
3226   CLASTA_v_p_z = SVEConditionallyExtractElementToSIMDFPScalarFixed,
3227   CLASTB_v_p_z = SVEConditionallyExtractElementToSIMDFPScalarFixed | 0x00010000
3228 };
3229 
3230 enum SVEConditionallyTerminateScalarsOp {
3231   SVEConditionallyTerminateScalarsFixed = 0x25202000,
3232   SVEConditionallyTerminateScalarsFMask = 0xFF20FC0F,
3233   SVEConditionallyTerminateScalarsMask = 0xFFA0FC1F,
3234   CTERMEQ_rr = SVEConditionallyTerminateScalarsFixed | 0x00800000,
3235   CTERMNE_rr = SVEConditionallyTerminateScalarsFixed | 0x00800010
3236 };
3237 
3238 enum SVEConstructivePrefix_UnpredicatedOp {
3239   SVEConstructivePrefix_UnpredicatedFixed = 0x0420BC00,
3240   SVEConstructivePrefix_UnpredicatedFMask = 0xFF20FC00,
3241   SVEConstructivePrefix_UnpredicatedMask = 0xFFFFFC00,
3242   MOVPRFX_z_z = SVEConstructivePrefix_UnpredicatedFixed
3243 };
3244 
3245 enum SVEContiguousFirstFaultLoad_ScalarPlusScalarOp {
3246   SVEContiguousFirstFaultLoad_ScalarPlusScalarFixed = 0xA4006000,
3247   SVEContiguousFirstFaultLoad_ScalarPlusScalarFMask = 0xFE00E000,
3248   SVEContiguousFirstFaultLoad_ScalarPlusScalarMask = 0xFFE0E000,
3249   LDFF1B_z_p_br_u8 = SVEContiguousFirstFaultLoad_ScalarPlusScalarFixed,
3250   LDFF1B_z_p_br_u16 = SVEContiguousFirstFaultLoad_ScalarPlusScalarFixed | 0x00200000,
3251   LDFF1B_z_p_br_u32 = SVEContiguousFirstFaultLoad_ScalarPlusScalarFixed | 0x00400000,
3252   LDFF1B_z_p_br_u64 = SVEContiguousFirstFaultLoad_ScalarPlusScalarFixed | 0x00600000,
3253   LDFF1SW_z_p_br_s64 = SVEContiguousFirstFaultLoad_ScalarPlusScalarFixed | 0x00800000,
3254   LDFF1H_z_p_br_u16 = SVEContiguousFirstFaultLoad_ScalarPlusScalarFixed | 0x00A00000,
3255   LDFF1H_z_p_br_u32 = SVEContiguousFirstFaultLoad_ScalarPlusScalarFixed | 0x00C00000,
3256   LDFF1H_z_p_br_u64 = SVEContiguousFirstFaultLoad_ScalarPlusScalarFixed | 0x00E00000,
3257   LDFF1SH_z_p_br_s64 = SVEContiguousFirstFaultLoad_ScalarPlusScalarFixed | 0x01000000,
3258   LDFF1SH_z_p_br_s32 = SVEContiguousFirstFaultLoad_ScalarPlusScalarFixed | 0x01200000,
3259   LDFF1W_z_p_br_u32 = SVEContiguousFirstFaultLoad_ScalarPlusScalarFixed | 0x01400000,
3260   LDFF1W_z_p_br_u64 = SVEContiguousFirstFaultLoad_ScalarPlusScalarFixed | 0x01600000,
3261   LDFF1SB_z_p_br_s64 = SVEContiguousFirstFaultLoad_ScalarPlusScalarFixed | 0x01800000,
3262   LDFF1SB_z_p_br_s32 = SVEContiguousFirstFaultLoad_ScalarPlusScalarFixed | 0x01A00000,
3263   LDFF1SB_z_p_br_s16 = SVEContiguousFirstFaultLoad_ScalarPlusScalarFixed | 0x01C00000,
3264   LDFF1D_z_p_br_u64 = SVEContiguousFirstFaultLoad_ScalarPlusScalarFixed | 0x01E00000
3265 };
3266 
3267 enum SVEContiguousLoad_ScalarPlusImmOp {
3268   SVEContiguousLoad_ScalarPlusImmFixed = 0xA400A000,
3269   SVEContiguousLoad_ScalarPlusImmFMask = 0xFE10E000,
3270   SVEContiguousLoad_ScalarPlusImmMask = 0xFFF0E000,
3271   LD1B_z_p_bi_u8 = SVEContiguousLoad_ScalarPlusImmFixed,
3272   LD1B_z_p_bi_u16 = SVEContiguousLoad_ScalarPlusImmFixed | 0x00200000,
3273   LD1B_z_p_bi_u32 = SVEContiguousLoad_ScalarPlusImmFixed | 0x00400000,
3274   LD1B_z_p_bi_u64 = SVEContiguousLoad_ScalarPlusImmFixed | 0x00600000,
3275   LD1SW_z_p_bi_s64 = SVEContiguousLoad_ScalarPlusImmFixed | 0x00800000,
3276   LD1H_z_p_bi_u16 = SVEContiguousLoad_ScalarPlusImmFixed | 0x00A00000,
3277   LD1H_z_p_bi_u32 = SVEContiguousLoad_ScalarPlusImmFixed | 0x00C00000,
3278   LD1H_z_p_bi_u64 = SVEContiguousLoad_ScalarPlusImmFixed | 0x00E00000,
3279   LD1SH_z_p_bi_s64 = SVEContiguousLoad_ScalarPlusImmFixed | 0x01000000,
3280   LD1SH_z_p_bi_s32 = SVEContiguousLoad_ScalarPlusImmFixed | 0x01200000,
3281   LD1W_z_p_bi_u32 = SVEContiguousLoad_ScalarPlusImmFixed | 0x01400000,
3282   LD1W_z_p_bi_u64 = SVEContiguousLoad_ScalarPlusImmFixed | 0x01600000,
3283   LD1SB_z_p_bi_s64 = SVEContiguousLoad_ScalarPlusImmFixed | 0x01800000,
3284   LD1SB_z_p_bi_s32 = SVEContiguousLoad_ScalarPlusImmFixed | 0x01A00000,
3285   LD1SB_z_p_bi_s16 = SVEContiguousLoad_ScalarPlusImmFixed | 0x01C00000,
3286   LD1D_z_p_bi_u64 = SVEContiguousLoad_ScalarPlusImmFixed | 0x01E00000
3287 };
3288 
3289 enum SVEContiguousLoad_ScalarPlusScalarOp {
3290   SVEContiguousLoad_ScalarPlusScalarFixed = 0xA4004000,
3291   SVEContiguousLoad_ScalarPlusScalarFMask = 0xFE00E000,
3292   SVEContiguousLoad_ScalarPlusScalarMask = 0xFFE0E000,
3293   LD1B_z_p_br_u8 = SVEContiguousLoad_ScalarPlusScalarFixed,
3294   LD1B_z_p_br_u16 = SVEContiguousLoad_ScalarPlusScalarFixed | 0x00200000,
3295   LD1B_z_p_br_u32 = SVEContiguousLoad_ScalarPlusScalarFixed | 0x00400000,
3296   LD1B_z_p_br_u64 = SVEContiguousLoad_ScalarPlusScalarFixed | 0x00600000,
3297   LD1SW_z_p_br_s64 = SVEContiguousLoad_ScalarPlusScalarFixed | 0x00800000,
3298   LD1H_z_p_br_u16 = SVEContiguousLoad_ScalarPlusScalarFixed | 0x00A00000,
3299   LD1H_z_p_br_u32 = SVEContiguousLoad_ScalarPlusScalarFixed | 0x00C00000,
3300   LD1H_z_p_br_u64 = SVEContiguousLoad_ScalarPlusScalarFixed | 0x00E00000,
3301   LD1SH_z_p_br_s64 = SVEContiguousLoad_ScalarPlusScalarFixed | 0x01000000,
3302   LD1SH_z_p_br_s32 = SVEContiguousLoad_ScalarPlusScalarFixed | 0x01200000,
3303   LD1W_z_p_br_u32 = SVEContiguousLoad_ScalarPlusScalarFixed | 0x01400000,
3304   LD1W_z_p_br_u64 = SVEContiguousLoad_ScalarPlusScalarFixed | 0x01600000,
3305   LD1SB_z_p_br_s64 = SVEContiguousLoad_ScalarPlusScalarFixed | 0x01800000,
3306   LD1SB_z_p_br_s32 = SVEContiguousLoad_ScalarPlusScalarFixed | 0x01A00000,
3307   LD1SB_z_p_br_s16 = SVEContiguousLoad_ScalarPlusScalarFixed | 0x01C00000,
3308   LD1D_z_p_br_u64 = SVEContiguousLoad_ScalarPlusScalarFixed | 0x01E00000
3309 };
3310 
3311 enum SVEContiguousNonFaultLoad_ScalarPlusImmOp {
3312   SVEContiguousNonFaultLoad_ScalarPlusImmFixed = 0xA410A000,
3313   SVEContiguousNonFaultLoad_ScalarPlusImmFMask = 0xFE10E000,
3314   SVEContiguousNonFaultLoad_ScalarPlusImmMask = 0xFFF0E000,
3315   LDNF1B_z_p_bi_u8 = SVEContiguousNonFaultLoad_ScalarPlusImmFixed,
3316   LDNF1B_z_p_bi_u16 = SVEContiguousNonFaultLoad_ScalarPlusImmFixed | 0x00200000,
3317   LDNF1B_z_p_bi_u32 = SVEContiguousNonFaultLoad_ScalarPlusImmFixed | 0x00400000,
3318   LDNF1B_z_p_bi_u64 = SVEContiguousNonFaultLoad_ScalarPlusImmFixed | 0x00600000,
3319   LDNF1SW_z_p_bi_s64 = SVEContiguousNonFaultLoad_ScalarPlusImmFixed | 0x00800000,
3320   LDNF1H_z_p_bi_u16 = SVEContiguousNonFaultLoad_ScalarPlusImmFixed | 0x00A00000,
3321   LDNF1H_z_p_bi_u32 = SVEContiguousNonFaultLoad_ScalarPlusImmFixed | 0x00C00000,
3322   LDNF1H_z_p_bi_u64 = SVEContiguousNonFaultLoad_ScalarPlusImmFixed | 0x00E00000,
3323   LDNF1SH_z_p_bi_s64 = SVEContiguousNonFaultLoad_ScalarPlusImmFixed | 0x01000000,
3324   LDNF1SH_z_p_bi_s32 = SVEContiguousNonFaultLoad_ScalarPlusImmFixed | 0x01200000,
3325   LDNF1W_z_p_bi_u32 = SVEContiguousNonFaultLoad_ScalarPlusImmFixed | 0x01400000,
3326   LDNF1W_z_p_bi_u64 = SVEContiguousNonFaultLoad_ScalarPlusImmFixed | 0x01600000,
3327   LDNF1SB_z_p_bi_s64 = SVEContiguousNonFaultLoad_ScalarPlusImmFixed | 0x01800000,
3328   LDNF1SB_z_p_bi_s32 = SVEContiguousNonFaultLoad_ScalarPlusImmFixed | 0x01A00000,
3329   LDNF1SB_z_p_bi_s16 = SVEContiguousNonFaultLoad_ScalarPlusImmFixed | 0x01C00000,
3330   LDNF1D_z_p_bi_u64 = SVEContiguousNonFaultLoad_ScalarPlusImmFixed | 0x01E00000
3331 };
3332 
3333 enum SVEContiguousNonTemporalLoad_ScalarPlusImmOp {
3334   SVEContiguousNonTemporalLoad_ScalarPlusImmFixed = 0xA400E000,
3335   SVEContiguousNonTemporalLoad_ScalarPlusImmFMask = 0xFE70E000,
3336   SVEContiguousNonTemporalLoad_ScalarPlusImmMask = 0xFFF0E000,
3337   LDNT1B_z_p_bi_contiguous = SVEContiguousNonTemporalLoad_ScalarPlusImmFixed,
3338   LDNT1H_z_p_bi_contiguous = SVEContiguousNonTemporalLoad_ScalarPlusImmFixed | 0x00800000,
3339   LDNT1W_z_p_bi_contiguous = SVEContiguousNonTemporalLoad_ScalarPlusImmFixed | 0x01000000,
3340   LDNT1D_z_p_bi_contiguous = SVEContiguousNonTemporalLoad_ScalarPlusImmFixed | 0x01800000
3341 };
3342 
3343 enum SVEContiguousNonTemporalLoad_ScalarPlusScalarOp {
3344   SVEContiguousNonTemporalLoad_ScalarPlusScalarFixed = 0xA400C000,
3345   SVEContiguousNonTemporalLoad_ScalarPlusScalarFMask = 0xFE60E000,
3346   SVEContiguousNonTemporalLoad_ScalarPlusScalarMask = 0xFFE0E000,
3347   LDNT1B_z_p_br_contiguous = SVEContiguousNonTemporalLoad_ScalarPlusScalarFixed,
3348   LDNT1H_z_p_br_contiguous = SVEContiguousNonTemporalLoad_ScalarPlusScalarFixed | 0x00800000,
3349   LDNT1W_z_p_br_contiguous = SVEContiguousNonTemporalLoad_ScalarPlusScalarFixed | 0x01000000,
3350   LDNT1D_z_p_br_contiguous = SVEContiguousNonTemporalLoad_ScalarPlusScalarFixed | 0x01800000
3351 };
3352 
3353 enum SVEContiguousNonTemporalStore_ScalarPlusImmOp {
3354   SVEContiguousNonTemporalStore_ScalarPlusImmFixed = 0xE410E000,
3355   SVEContiguousNonTemporalStore_ScalarPlusImmFMask = 0xFE70E000,
3356   SVEContiguousNonTemporalStore_ScalarPlusImmMask = 0xFFF0E000,
3357   STNT1B_z_p_bi_contiguous = SVEContiguousNonTemporalStore_ScalarPlusImmFixed,
3358   STNT1H_z_p_bi_contiguous = SVEContiguousNonTemporalStore_ScalarPlusImmFixed | 0x00800000,
3359   STNT1W_z_p_bi_contiguous = SVEContiguousNonTemporalStore_ScalarPlusImmFixed | 0x01000000,
3360   STNT1D_z_p_bi_contiguous = SVEContiguousNonTemporalStore_ScalarPlusImmFixed | 0x01800000
3361 };
3362 
3363 enum SVEContiguousNonTemporalStore_ScalarPlusScalarOp {
3364   SVEContiguousNonTemporalStore_ScalarPlusScalarFixed = 0xE4006000,
3365   SVEContiguousNonTemporalStore_ScalarPlusScalarFMask = 0xFE60E000,
3366   SVEContiguousNonTemporalStore_ScalarPlusScalarMask = 0xFFE0E000,
3367   STNT1B_z_p_br_contiguous = SVEContiguousNonTemporalStore_ScalarPlusScalarFixed,
3368   STNT1H_z_p_br_contiguous = SVEContiguousNonTemporalStore_ScalarPlusScalarFixed | 0x00800000,
3369   STNT1W_z_p_br_contiguous = SVEContiguousNonTemporalStore_ScalarPlusScalarFixed | 0x01000000,
3370   STNT1D_z_p_br_contiguous = SVEContiguousNonTemporalStore_ScalarPlusScalarFixed | 0x01800000
3371 };
3372 
3373 enum SVEContiguousPrefetch_ScalarPlusImmOp {
3374   SVEContiguousPrefetch_ScalarPlusImmFixed = 0x85C00000,
3375   SVEContiguousPrefetch_ScalarPlusImmFMask = 0xFFC08010,
3376   SVEContiguousPrefetch_ScalarPlusImmMask = 0xFFC0E010,
3377   PRFB_i_p_bi_s = SVEContiguousPrefetch_ScalarPlusImmFixed,
3378   PRFH_i_p_bi_s = SVEContiguousPrefetch_ScalarPlusImmFixed | 0x00002000,
3379   PRFW_i_p_bi_s = SVEContiguousPrefetch_ScalarPlusImmFixed | 0x00004000,
3380   PRFD_i_p_bi_s = SVEContiguousPrefetch_ScalarPlusImmFixed | 0x00006000
3381 };
3382 
3383 enum SVEContiguousPrefetch_ScalarPlusScalarOp {
3384   SVEContiguousPrefetch_ScalarPlusScalarFixed = 0x8400C000,
3385   SVEContiguousPrefetch_ScalarPlusScalarFMask = 0xFE60E010,
3386   SVEContiguousPrefetch_ScalarPlusScalarMask = 0xFFE0E010,
3387   PRFB_i_p_br_s = SVEContiguousPrefetch_ScalarPlusScalarFixed,
3388   PRFH_i_p_br_s = SVEContiguousPrefetch_ScalarPlusScalarFixed | 0x00800000,
3389   PRFW_i_p_br_s = SVEContiguousPrefetch_ScalarPlusScalarFixed | 0x01000000,
3390   PRFD_i_p_br_s = SVEContiguousPrefetch_ScalarPlusScalarFixed | 0x01800000
3391 };
3392 
3393 enum SVEContiguousStore_ScalarPlusImmOp {
3394   SVEContiguousStore_ScalarPlusImmFixed = 0xE400E000,
3395   SVEContiguousStore_ScalarPlusImmFMask = 0xFE10E000,
3396   SVEContiguousStore_ScalarPlusImmMask = 0xFF90E000,
3397   ST1B_z_p_bi = SVEContiguousStore_ScalarPlusImmFixed,
3398   ST1H_z_p_bi = SVEContiguousStore_ScalarPlusImmFixed | 0x00800000,
3399   ST1W_z_p_bi = SVEContiguousStore_ScalarPlusImmFixed | 0x01000000,
3400   ST1D_z_p_bi = SVEContiguousStore_ScalarPlusImmFixed | 0x01800000
3401 };
3402 
3403 enum SVEContiguousStore_ScalarPlusScalarOp {
3404   SVEContiguousStore_ScalarPlusScalarFixed = 0xE4004000,
3405   SVEContiguousStore_ScalarPlusScalarFMask = 0xFE00E000,
3406   SVEContiguousStore_ScalarPlusScalarMask = 0xFF80E000,
3407   ST1B_z_p_br = SVEContiguousStore_ScalarPlusScalarFixed,
3408   ST1H_z_p_br = SVEContiguousStore_ScalarPlusScalarFixed | 0x00800000,
3409   ST1W_z_p_br = SVEContiguousStore_ScalarPlusScalarFixed | 0x01000000,
3410   ST1D_z_p_br = SVEContiguousStore_ScalarPlusScalarFixed | 0x01800000
3411 };
3412 
3413 enum SVECopyFPImm_PredicatedOp {
3414   SVECopyFPImm_PredicatedFixed = 0x0510C000,
3415   SVECopyFPImm_PredicatedFMask = 0xFF30E000,
3416   SVECopyFPImm_PredicatedMask = 0xFF30E000,
3417   FCPY_z_p_i = SVECopyFPImm_PredicatedFixed
3418 };
3419 
3420 enum SVECopyGeneralRegisterToVector_PredicatedOp {
3421   SVECopyGeneralRegisterToVector_PredicatedFixed = 0x0528A000,
3422   SVECopyGeneralRegisterToVector_PredicatedFMask = 0xFF3FE000,
3423   SVECopyGeneralRegisterToVector_PredicatedMask = 0xFF3FE000,
3424   CPY_z_p_r = SVECopyGeneralRegisterToVector_PredicatedFixed
3425 };
3426 
3427 enum SVECopyIntImm_PredicatedOp {
3428   SVECopyIntImm_PredicatedFixed = 0x05100000,
3429   SVECopyIntImm_PredicatedFMask = 0xFF308000,
3430   SVECopyIntImm_PredicatedMask = 0xFF308000,
3431   CPY_z_p_i = SVECopyIntImm_PredicatedFixed
3432 };
3433 
3434 enum SVECopySIMDFPScalarRegisterToVector_PredicatedOp {
3435   SVECopySIMDFPScalarRegisterToVector_PredicatedFixed = 0x05208000,
3436   SVECopySIMDFPScalarRegisterToVector_PredicatedFMask = 0xFF3FE000,
3437   SVECopySIMDFPScalarRegisterToVector_PredicatedMask = 0xFF3FE000,
3438   CPY_z_p_v = SVECopySIMDFPScalarRegisterToVector_PredicatedFixed
3439 };
3440 
3441 enum SVEElementCountOp {
3442   SVEElementCountFixed = 0x0420E000,
3443   SVEElementCountFMask = 0xFF30F800,
3444   SVEElementCountMask = 0xFFF0FC00,
3445   CNTB_r_s = SVEElementCountFixed,
3446   CNTH_r_s = SVEElementCountFixed | 0x00400000,
3447   CNTW_r_s = SVEElementCountFixed | 0x00800000,
3448   CNTD_r_s = SVEElementCountFixed | 0x00C00000
3449 };
3450 
3451 enum SVEExtractElementToGeneralRegisterOp {
3452   SVEExtractElementToGeneralRegisterFixed = 0x0520A000,
3453   SVEExtractElementToGeneralRegisterFMask = 0xFF3EE000,
3454   SVEExtractElementToGeneralRegisterMask = 0xFF3FE000,
3455   LASTA_r_p_z = SVEExtractElementToGeneralRegisterFixed,
3456   LASTB_r_p_z = SVEExtractElementToGeneralRegisterFixed | 0x00010000
3457 };
3458 
3459 enum SVEExtractElementToSIMDFPScalarRegisterOp {
3460   SVEExtractElementToSIMDFPScalarRegisterFixed = 0x05228000,
3461   SVEExtractElementToSIMDFPScalarRegisterFMask = 0xFF3EE000,
3462   SVEExtractElementToSIMDFPScalarRegisterMask = 0xFF3FE000,
3463   LASTA_v_p_z = SVEExtractElementToSIMDFPScalarRegisterFixed,
3464   LASTB_v_p_z = SVEExtractElementToSIMDFPScalarRegisterFixed | 0x00010000
3465 };
3466 
3467 enum SVEFFRInitialiseOp {
3468   SVEFFRInitialiseFixed = 0x252C9000,
3469   SVEFFRInitialiseFMask = 0xFF3FFFFF,
3470   SVEFFRInitialiseMask = 0xFFFFFFFF,
3471   SETFFR_f = SVEFFRInitialiseFixed
3472 };
3473 
3474 enum SVEFFRWriteFromPredicateOp {
3475   SVEFFRWriteFromPredicateFixed = 0x25289000,
3476   SVEFFRWriteFromPredicateFMask = 0xFF3FFE1F,
3477   SVEFFRWriteFromPredicateMask = 0xFFFFFE1F,
3478   WRFFR_f_p = SVEFFRWriteFromPredicateFixed
3479 };
3480 
3481 enum SVEFPAccumulatingReductionOp {
3482   SVEFPAccumulatingReductionFixed = 0x65182000,
3483   SVEFPAccumulatingReductionFMask = 0xFF38E000,
3484   SVEFPAccumulatingReductionMask = 0xFF3FE000,
3485   FADDA_v_p_z = SVEFPAccumulatingReductionFixed
3486 };
3487 
3488 enum SVEFPArithmeticUnpredicatedOp {
3489   SVEFPArithmeticUnpredicatedFixed = 0x65000000,
3490   SVEFPArithmeticUnpredicatedFMask = 0xFF20E000,
3491   SVEFPArithmeticUnpredicatedMask = 0xFF20FC00,
3492   FADD_z_zz = SVEFPArithmeticUnpredicatedFixed,
3493   FSUB_z_zz = SVEFPArithmeticUnpredicatedFixed | 0x00000400,
3494   FMUL_z_zz = SVEFPArithmeticUnpredicatedFixed | 0x00000800,
3495   FTSMUL_z_zz = SVEFPArithmeticUnpredicatedFixed | 0x00000C00,
3496   FRECPS_z_zz = SVEFPArithmeticUnpredicatedFixed | 0x00001800,
3497   FRSQRTS_z_zz = SVEFPArithmeticUnpredicatedFixed | 0x00001C00
3498 };
3499 
3500 enum SVEFPArithmeticWithImm_PredicatedOp {
3501   SVEFPArithmeticWithImm_PredicatedFixed = 0x65188000,
3502   SVEFPArithmeticWithImm_PredicatedFMask = 0xFF38E3C0,
3503   SVEFPArithmeticWithImm_PredicatedMask = 0xFF3FE3C0,
3504   FADD_z_p_zs = SVEFPArithmeticWithImm_PredicatedFixed,
3505   FSUB_z_p_zs = SVEFPArithmeticWithImm_PredicatedFixed | 0x00010000,
3506   FMUL_z_p_zs = SVEFPArithmeticWithImm_PredicatedFixed | 0x00020000,
3507   FSUBR_z_p_zs = SVEFPArithmeticWithImm_PredicatedFixed | 0x00030000,
3508   FMAXNM_z_p_zs = SVEFPArithmeticWithImm_PredicatedFixed | 0x00040000,
3509   FMINNM_z_p_zs = SVEFPArithmeticWithImm_PredicatedFixed | 0x00050000,
3510   FMAX_z_p_zs = SVEFPArithmeticWithImm_PredicatedFixed | 0x00060000,
3511   FMIN_z_p_zs = SVEFPArithmeticWithImm_PredicatedFixed | 0x00070000
3512 };
3513 
3514 enum SVEFPArithmetic_PredicatedOp {
3515   SVEFPArithmetic_PredicatedFixed = 0x65008000,
3516   SVEFPArithmetic_PredicatedFMask = 0xFF30E000,
3517   SVEFPArithmetic_PredicatedMask = 0xFF3FE000,
3518   FADD_z_p_zz = SVEFPArithmetic_PredicatedFixed,
3519   FSUB_z_p_zz = SVEFPArithmetic_PredicatedFixed | 0x00010000,
3520   FMUL_z_p_zz = SVEFPArithmetic_PredicatedFixed | 0x00020000,
3521   FSUBR_z_p_zz = SVEFPArithmetic_PredicatedFixed | 0x00030000,
3522   FMAXNM_z_p_zz = SVEFPArithmetic_PredicatedFixed | 0x00040000,
3523   FMINNM_z_p_zz = SVEFPArithmetic_PredicatedFixed | 0x00050000,
3524   FMAX_z_p_zz = SVEFPArithmetic_PredicatedFixed | 0x00060000,
3525   FMIN_z_p_zz = SVEFPArithmetic_PredicatedFixed | 0x00070000,
3526   FABD_z_p_zz = SVEFPArithmetic_PredicatedFixed | 0x00080000,
3527   FSCALE_z_p_zz = SVEFPArithmetic_PredicatedFixed | 0x00090000,
3528   FMULX_z_p_zz = SVEFPArithmetic_PredicatedFixed | 0x000A0000,
3529   FDIVR_z_p_zz = SVEFPArithmetic_PredicatedFixed | 0x000C0000,
3530   FDIV_z_p_zz = SVEFPArithmetic_PredicatedFixed | 0x000D0000
3531 };
3532 
3533 enum SVEFPCompareVectorsOp {
3534   SVEFPCompareVectorsFixed = 0x65004000,
3535   SVEFPCompareVectorsFMask = 0xFF204000,
3536   SVEFPCompareVectorsMask = 0xFF20E010,
3537   FCMGE_p_p_zz = SVEFPCompareVectorsFixed,
3538   FCMGT_p_p_zz = SVEFPCompareVectorsFixed | 0x00000010,
3539   FCMEQ_p_p_zz = SVEFPCompareVectorsFixed | 0x00002000,
3540   FCMNE_p_p_zz = SVEFPCompareVectorsFixed | 0x00002010,
3541   FCMUO_p_p_zz = SVEFPCompareVectorsFixed | 0x00008000,
3542   FACGE_p_p_zz = SVEFPCompareVectorsFixed | 0x00008010,
3543   FACGT_p_p_zz = SVEFPCompareVectorsFixed | 0x0000A010
3544 };
3545 
3546 enum SVEFPCompareWithZeroOp {
3547   SVEFPCompareWithZeroFixed = 0x65102000,
3548   SVEFPCompareWithZeroFMask = 0xFF38E000,
3549   SVEFPCompareWithZeroMask = 0xFF3FE010,
3550   FCMGE_p_p_z0 = SVEFPCompareWithZeroFixed,
3551   FCMGT_p_p_z0 = SVEFPCompareWithZeroFixed | 0x00000010,
3552   FCMLT_p_p_z0 = SVEFPCompareWithZeroFixed | 0x00010000,
3553   FCMLE_p_p_z0 = SVEFPCompareWithZeroFixed | 0x00010010,
3554   FCMEQ_p_p_z0 = SVEFPCompareWithZeroFixed | 0x00020000,
3555   FCMNE_p_p_z0 = SVEFPCompareWithZeroFixed | 0x00030000
3556 };
3557 
3558 enum SVEFPComplexAdditionOp {
3559   SVEFPComplexAdditionFixed = 0x64008000,
3560   SVEFPComplexAdditionFMask = 0xFF3EE000,
3561   SVEFPComplexAdditionMask = 0xFF3EE000,
3562   FCADD_z_p_zz = SVEFPComplexAdditionFixed
3563 };
3564 
3565 enum SVEFPComplexMulAddOp {
3566   SVEFPComplexMulAddFixed = 0x64000000,
3567   SVEFPComplexMulAddFMask = 0xFF208000,
3568   SVEFPComplexMulAddMask = 0xFF208000,
3569   FCMLA_z_p_zzz = SVEFPComplexMulAddFixed
3570 };
3571 
3572 enum SVEFPComplexMulAddIndexOp {
3573   SVEFPComplexMulAddIndexFixed = 0x64201000,
3574   SVEFPComplexMulAddIndexFMask = 0xFF20F000,
3575   SVEFPComplexMulAddIndexMask = 0xFFE0F000,
3576   FCMLA_z_zzzi_h = SVEFPComplexMulAddIndexFixed | 0x00800000,
3577   FCMLA_z_zzzi_s = SVEFPComplexMulAddIndexFixed | 0x00C00000
3578 };
3579 
3580 enum SVEFPConvertPrecisionOp {
3581   SVEFPConvertPrecisionFixed = 0x6508A000,
3582   SVEFPConvertPrecisionFMask = 0xFF3CE000,
3583   SVEFPConvertPrecisionMask = 0xFFFFE000,
3584   FCVT_z_p_z_s2h = SVEFPConvertPrecisionFixed | 0x00800000,
3585   FCVT_z_p_z_h2s = SVEFPConvertPrecisionFixed | 0x00810000,
3586   FCVT_z_p_z_d2h = SVEFPConvertPrecisionFixed | 0x00C00000,
3587   FCVT_z_p_z_h2d = SVEFPConvertPrecisionFixed | 0x00C10000,
3588   FCVT_z_p_z_d2s = SVEFPConvertPrecisionFixed | 0x00C20000,
3589   FCVT_z_p_z_s2d = SVEFPConvertPrecisionFixed | 0x00C30000
3590 };
3591 
3592 enum SVEFPConvertToIntOp {
3593   SVEFPConvertToIntFixed = 0x6518A000,
3594   SVEFPConvertToIntFMask = 0xFF38E000,
3595   SVEFPConvertToIntMask = 0xFFFFE000,
3596   FCVTZS_z_p_z_fp162h = SVEFPConvertToIntFixed | 0x00420000,
3597   FCVTZU_z_p_z_fp162h = SVEFPConvertToIntFixed | 0x00430000,
3598   FCVTZS_z_p_z_fp162w = SVEFPConvertToIntFixed | 0x00440000,
3599   FCVTZU_z_p_z_fp162w = SVEFPConvertToIntFixed | 0x00450000,
3600   FCVTZS_z_p_z_fp162x = SVEFPConvertToIntFixed | 0x00460000,
3601   FCVTZU_z_p_z_fp162x = SVEFPConvertToIntFixed | 0x00470000,
3602   FCVTZS_z_p_z_s2w = SVEFPConvertToIntFixed | 0x00840000,
3603   FCVTZU_z_p_z_s2w = SVEFPConvertToIntFixed | 0x00850000,
3604   FCVTZS_z_p_z_d2w = SVEFPConvertToIntFixed | 0x00C00000,
3605   FCVTZU_z_p_z_d2w = SVEFPConvertToIntFixed | 0x00C10000,
3606   FCVTZS_z_p_z_s2x = SVEFPConvertToIntFixed | 0x00C40000,
3607   FCVTZU_z_p_z_s2x = SVEFPConvertToIntFixed | 0x00C50000,
3608   FCVTZS_z_p_z_d2x = SVEFPConvertToIntFixed | 0x00C60000,
3609   FCVTZU_z_p_z_d2x = SVEFPConvertToIntFixed | 0x00C70000
3610 };
3611 
3612 enum SVEFPExponentialAcceleratorOp {
3613   SVEFPExponentialAcceleratorFixed = 0x0420B800,
3614   SVEFPExponentialAcceleratorFMask = 0xFF20FC00,
3615   SVEFPExponentialAcceleratorMask = 0xFF3FFC00,
3616   FEXPA_z_z = SVEFPExponentialAcceleratorFixed
3617 };
3618 
3619 enum SVEFPFastReductionOp {
3620   SVEFPFastReductionFixed = 0x65002000,
3621   SVEFPFastReductionFMask = 0xFF38E000,
3622   SVEFPFastReductionMask = 0xFF3FE000,
3623   FADDV_v_p_z = SVEFPFastReductionFixed,
3624   FMAXNMV_v_p_z = SVEFPFastReductionFixed | 0x00040000,
3625   FMINNMV_v_p_z = SVEFPFastReductionFixed | 0x00050000,
3626   FMAXV_v_p_z = SVEFPFastReductionFixed | 0x00060000,
3627   FMINV_v_p_z = SVEFPFastReductionFixed | 0x00070000
3628 };
3629 
3630 enum SVEFPMulAddOp {
3631   SVEFPMulAddFixed = 0x65200000,
3632   SVEFPMulAddFMask = 0xFF200000,
3633   SVEFPMulAddMask = 0xFF20E000,
3634   FMLA_z_p_zzz = SVEFPMulAddFixed,
3635   FMLS_z_p_zzz = SVEFPMulAddFixed | 0x00002000,
3636   FNMLA_z_p_zzz = SVEFPMulAddFixed | 0x00004000,
3637   FNMLS_z_p_zzz = SVEFPMulAddFixed | 0x00006000,
3638   FMAD_z_p_zzz = SVEFPMulAddFixed | 0x00008000,
3639   FMSB_z_p_zzz = SVEFPMulAddFixed | 0x0000A000,
3640   FNMAD_z_p_zzz = SVEFPMulAddFixed | 0x0000C000,
3641   FNMSB_z_p_zzz = SVEFPMulAddFixed | 0x0000E000
3642 };
3643 
3644 enum SVEFPMulAddIndexOp {
3645   SVEFPMulAddIndexFixed = 0x64200000,
3646   SVEFPMulAddIndexFMask = 0xFF20F800,
3647   SVEFPMulAddIndexMask = 0xFFE0FC00,
3648   FMLA_z_zzzi_h = SVEFPMulAddIndexFixed,
3649   FMLA_z_zzzi_h_i3h = FMLA_z_zzzi_h | 0x00400000,
3650   FMLS_z_zzzi_h = SVEFPMulAddIndexFixed | 0x00000400,
3651   FMLS_z_zzzi_h_i3h = FMLS_z_zzzi_h | 0x00400000,
3652   FMLA_z_zzzi_s = SVEFPMulAddIndexFixed | 0x00800000,
3653   FMLS_z_zzzi_s = SVEFPMulAddIndexFixed | 0x00800400,
3654   FMLA_z_zzzi_d = SVEFPMulAddIndexFixed | 0x00C00000,
3655   FMLS_z_zzzi_d = SVEFPMulAddIndexFixed | 0x00C00400
3656 };
3657 
3658 enum SVEFPMulIndexOp {
3659   SVEFPMulIndexFixed = 0x64202000,
3660   SVEFPMulIndexFMask = 0xFF20FC00,
3661   SVEFPMulIndexMask = 0xFFE0FC00,
3662   FMUL_z_zzi_h = SVEFPMulIndexFixed,
3663   FMUL_z_zzi_h_i3h = FMUL_z_zzi_h | 0x00400000,
3664   FMUL_z_zzi_s = SVEFPMulIndexFixed | 0x00800000,
3665   FMUL_z_zzi_d = SVEFPMulIndexFixed | 0x00C00000
3666 };
3667 
3668 enum SVEFPRoundToIntegralValueOp {
3669   SVEFPRoundToIntegralValueFixed = 0x6500A000,
3670   SVEFPRoundToIntegralValueFMask = 0xFF38E000,
3671   SVEFPRoundToIntegralValueMask = 0xFF3FE000,
3672   FRINTN_z_p_z = SVEFPRoundToIntegralValueFixed,
3673   FRINTP_z_p_z = SVEFPRoundToIntegralValueFixed | 0x00010000,
3674   FRINTM_z_p_z = SVEFPRoundToIntegralValueFixed | 0x00020000,
3675   FRINTZ_z_p_z = SVEFPRoundToIntegralValueFixed | 0x00030000,
3676   FRINTA_z_p_z = SVEFPRoundToIntegralValueFixed | 0x00040000,
3677   FRINTX_z_p_z = SVEFPRoundToIntegralValueFixed | 0x00060000,
3678   FRINTI_z_p_z = SVEFPRoundToIntegralValueFixed | 0x00070000
3679 };
3680 
3681 enum SVEFPTrigMulAddCoefficientOp {
3682   SVEFPTrigMulAddCoefficientFixed = 0x65108000,
3683   SVEFPTrigMulAddCoefficientFMask = 0xFF38FC00,
3684   SVEFPTrigMulAddCoefficientMask = 0xFF38FC00,
3685   FTMAD_z_zzi = SVEFPTrigMulAddCoefficientFixed
3686 };
3687 
3688 enum SVEFPTrigSelectCoefficientOp {
3689   SVEFPTrigSelectCoefficientFixed = 0x0420B000,
3690   SVEFPTrigSelectCoefficientFMask = 0xFF20F800,
3691   SVEFPTrigSelectCoefficientMask = 0xFF20FC00,
3692   FTSSEL_z_zz = SVEFPTrigSelectCoefficientFixed
3693 };
3694 
3695 enum SVEFPUnaryOpOp {
3696   SVEFPUnaryOpFixed = 0x650CA000,
3697   SVEFPUnaryOpFMask = 0xFF3CE000,
3698   SVEFPUnaryOpMask = 0xFF3FE000,
3699   FRECPX_z_p_z = SVEFPUnaryOpFixed,
3700   FSQRT_z_p_z = SVEFPUnaryOpFixed | 0x00010000
3701 };
3702 
3703 enum SVEFPUnaryOpUnpredicatedOp {
3704   SVEFPUnaryOpUnpredicatedFixed = 0x65083000,
3705   SVEFPUnaryOpUnpredicatedFMask = 0xFF38F000,
3706   SVEFPUnaryOpUnpredicatedMask = 0xFF3FFC00,
3707   FRECPE_z_z = SVEFPUnaryOpUnpredicatedFixed | 0x00060000,
3708   FRSQRTE_z_z = SVEFPUnaryOpUnpredicatedFixed | 0x00070000
3709 };
3710 
3711 enum SVEIncDecByPredicateCountOp {
3712   SVEIncDecByPredicateCountFixed = 0x25288000,
3713   SVEIncDecByPredicateCountFMask = 0xFF38F000,
3714   SVEIncDecByPredicateCountMask = 0xFF3FFE00,
3715   SQINCP_z_p_z = SVEIncDecByPredicateCountFixed,
3716   SQINCP_r_p_r_sx = SVEIncDecByPredicateCountFixed | 0x00000800,
3717   SQINCP_r_p_r_x = SVEIncDecByPredicateCountFixed | 0x00000C00,
3718   UQINCP_z_p_z = SVEIncDecByPredicateCountFixed | 0x00010000,
3719   UQINCP_r_p_r_uw = SVEIncDecByPredicateCountFixed | 0x00010800,
3720   UQINCP_r_p_r_x = SVEIncDecByPredicateCountFixed | 0x00010C00,
3721   SQDECP_z_p_z = SVEIncDecByPredicateCountFixed | 0x00020000,
3722   SQDECP_r_p_r_sx = SVEIncDecByPredicateCountFixed | 0x00020800,
3723   SQDECP_r_p_r_x = SVEIncDecByPredicateCountFixed | 0x00020C00,
3724   UQDECP_z_p_z = SVEIncDecByPredicateCountFixed | 0x00030000,
3725   UQDECP_r_p_r_uw = SVEIncDecByPredicateCountFixed | 0x00030800,
3726   UQDECP_r_p_r_x = SVEIncDecByPredicateCountFixed | 0x00030C00,
3727   INCP_z_p_z = SVEIncDecByPredicateCountFixed | 0x00040000,
3728   INCP_r_p_r = SVEIncDecByPredicateCountFixed | 0x00040800,
3729   DECP_z_p_z = SVEIncDecByPredicateCountFixed | 0x00050000,
3730   DECP_r_p_r = SVEIncDecByPredicateCountFixed | 0x00050800
3731 };
3732 
3733 enum SVEIncDecRegisterByElementCountOp {
3734   SVEIncDecRegisterByElementCountFixed = 0x0430E000,
3735   SVEIncDecRegisterByElementCountFMask = 0xFF30F800,
3736   SVEIncDecRegisterByElementCountMask = 0xFFF0FC00,
3737   INCB_r_rs = SVEIncDecRegisterByElementCountFixed,
3738   DECB_r_rs = SVEIncDecRegisterByElementCountFixed | 0x00000400,
3739   INCH_r_rs = SVEIncDecRegisterByElementCountFixed | 0x00400000,
3740   DECH_r_rs = SVEIncDecRegisterByElementCountFixed | 0x00400400,
3741   INCW_r_rs = SVEIncDecRegisterByElementCountFixed | 0x00800000,
3742   DECW_r_rs = SVEIncDecRegisterByElementCountFixed | 0x00800400,
3743   INCD_r_rs = SVEIncDecRegisterByElementCountFixed | 0x00C00000,
3744   DECD_r_rs = SVEIncDecRegisterByElementCountFixed | 0x00C00400
3745 };
3746 
3747 enum SVEIncDecVectorByElementCountOp {
3748   SVEIncDecVectorByElementCountFixed = 0x0430C000,
3749   SVEIncDecVectorByElementCountFMask = 0xFF30F800,
3750   SVEIncDecVectorByElementCountMask = 0xFFF0FC00,
3751   INCH_z_zs = SVEIncDecVectorByElementCountFixed | 0x00400000,
3752   DECH_z_zs = SVEIncDecVectorByElementCountFixed | 0x00400400,
3753   INCW_z_zs = SVEIncDecVectorByElementCountFixed | 0x00800000,
3754   DECW_z_zs = SVEIncDecVectorByElementCountFixed | 0x00800400,
3755   INCD_z_zs = SVEIncDecVectorByElementCountFixed | 0x00C00000,
3756   DECD_z_zs = SVEIncDecVectorByElementCountFixed | 0x00C00400
3757 };
3758 
3759 enum SVEIndexGenerationOp {
3760   SVEIndexGenerationFixed = 0x04204000,
3761   SVEIndexGenerationFMask = 0xFF20F000,
3762   SVEIndexGenerationMask = 0xFF20FC00,
3763   INDEX_z_ii = SVEIndexGenerationFixed,
3764   INDEX_z_ri = SVEIndexGenerationFixed | 0x00000400,
3765   INDEX_z_ir = SVEIndexGenerationFixed | 0x00000800,
3766   INDEX_z_rr = SVEIndexGenerationFixed | 0x00000C00
3767 };
3768 
3769 enum SVEInsertGeneralRegisterOp {
3770   SVEInsertGeneralRegisterFixed = 0x05243800,
3771   SVEInsertGeneralRegisterFMask = 0xFF3FFC00,
3772   SVEInsertGeneralRegisterMask = 0xFF3FFC00,
3773   INSR_z_r = SVEInsertGeneralRegisterFixed
3774 };
3775 
3776 enum SVEInsertSIMDFPScalarRegisterOp {
3777   SVEInsertSIMDFPScalarRegisterFixed = 0x05343800,
3778   SVEInsertSIMDFPScalarRegisterFMask = 0xFF3FFC00,
3779   SVEInsertSIMDFPScalarRegisterMask = 0xFF3FFC00,
3780   INSR_z_v = SVEInsertSIMDFPScalarRegisterFixed
3781 };
3782 
3783 enum SVEIntAddSubtractImm_UnpredicatedOp {
3784   SVEIntAddSubtractImm_UnpredicatedFixed = 0x2520C000,
3785   SVEIntAddSubtractImm_UnpredicatedFMask = 0xFF38C000,
3786   SVEIntAddSubtractImm_UnpredicatedMask = 0xFF3FC000,
3787   ADD_z_zi = SVEIntAddSubtractImm_UnpredicatedFixed,
3788   SUB_z_zi = SVEIntAddSubtractImm_UnpredicatedFixed | 0x00010000,
3789   SUBR_z_zi = SVEIntAddSubtractImm_UnpredicatedFixed | 0x00030000,
3790   SQADD_z_zi = SVEIntAddSubtractImm_UnpredicatedFixed | 0x00040000,
3791   UQADD_z_zi = SVEIntAddSubtractImm_UnpredicatedFixed | 0x00050000,
3792   SQSUB_z_zi = SVEIntAddSubtractImm_UnpredicatedFixed | 0x00060000,
3793   UQSUB_z_zi = SVEIntAddSubtractImm_UnpredicatedFixed | 0x00070000
3794 };
3795 
3796 enum SVEIntAddSubtractVectors_PredicatedOp {
3797   SVEIntAddSubtractVectors_PredicatedFixed = 0x04000000,
3798   SVEIntAddSubtractVectors_PredicatedFMask = 0xFF38E000,
3799   SVEIntAddSubtractVectors_PredicatedMask = 0xFF3FE000,
3800   ADD_z_p_zz = SVEIntAddSubtractVectors_PredicatedFixed,
3801   SUB_z_p_zz = SVEIntAddSubtractVectors_PredicatedFixed | 0x00010000,
3802   SUBR_z_p_zz = SVEIntAddSubtractVectors_PredicatedFixed | 0x00030000
3803 };
3804 
3805 enum SVEIntArithmeticUnpredicatedOp {
3806   SVEIntArithmeticUnpredicatedFixed = 0x04200000,
3807   SVEIntArithmeticUnpredicatedFMask = 0xFF20E000,
3808   SVEIntArithmeticUnpredicatedMask = 0xFF20FC00,
3809   ADD_z_zz = SVEIntArithmeticUnpredicatedFixed,
3810   SUB_z_zz = SVEIntArithmeticUnpredicatedFixed | 0x00000400,
3811   SQADD_z_zz = SVEIntArithmeticUnpredicatedFixed | 0x00001000,
3812   UQADD_z_zz = SVEIntArithmeticUnpredicatedFixed | 0x00001400,
3813   SQSUB_z_zz = SVEIntArithmeticUnpredicatedFixed | 0x00001800,
3814   UQSUB_z_zz = SVEIntArithmeticUnpredicatedFixed | 0x00001C00
3815 };
3816 
3817 enum SVEIntCompareScalarCountAndLimitOp {
3818   SVEIntCompareScalarCountAndLimitFixed = 0x25200000,
3819   SVEIntCompareScalarCountAndLimitFMask = 0xFF20E000,
3820   SVEIntCompareScalarCountAndLimitMask = 0xFF20EC10,
3821   WHILELT_p_p_rr = SVEIntCompareScalarCountAndLimitFixed | 0x00000400,
3822   WHILELE_p_p_rr = SVEIntCompareScalarCountAndLimitFixed | 0x00000410,
3823   WHILELO_p_p_rr = SVEIntCompareScalarCountAndLimitFixed | 0x00000C00,
3824   WHILELS_p_p_rr = SVEIntCompareScalarCountAndLimitFixed | 0x00000C10
3825 };
3826 
3827 enum SVEIntCompareSignedImmOp {
3828   SVEIntCompareSignedImmFixed = 0x25000000,
3829   SVEIntCompareSignedImmFMask = 0xFF204000,
3830   SVEIntCompareSignedImmMask = 0xFF20E010,
3831   CMPGE_p_p_zi = SVEIntCompareSignedImmFixed,
3832   CMPGT_p_p_zi = SVEIntCompareSignedImmFixed | 0x00000010,
3833   CMPLT_p_p_zi = SVEIntCompareSignedImmFixed | 0x00002000,
3834   CMPLE_p_p_zi = SVEIntCompareSignedImmFixed | 0x00002010,
3835   CMPEQ_p_p_zi = SVEIntCompareSignedImmFixed | 0x00008000,
3836   CMPNE_p_p_zi = SVEIntCompareSignedImmFixed | 0x00008010
3837 };
3838 
3839 enum SVEIntCompareUnsignedImmOp {
3840   SVEIntCompareUnsignedImmFixed = 0x24200000,
3841   SVEIntCompareUnsignedImmFMask = 0xFF200000,
3842   SVEIntCompareUnsignedImmMask = 0xFF202010,
3843   CMPHS_p_p_zi = SVEIntCompareUnsignedImmFixed,
3844   CMPHI_p_p_zi = SVEIntCompareUnsignedImmFixed | 0x00000010,
3845   CMPLO_p_p_zi = SVEIntCompareUnsignedImmFixed | 0x00002000,
3846   CMPLS_p_p_zi = SVEIntCompareUnsignedImmFixed | 0x00002010
3847 };
3848 
3849 enum SVEIntCompareVectorsOp {
3850   SVEIntCompareVectorsFixed = 0x24000000,
3851   SVEIntCompareVectorsFMask = 0xFF200000,
3852   SVEIntCompareVectorsMask = 0xFF20E010,
3853   CMPHS_p_p_zz = SVEIntCompareVectorsFixed,
3854   CMPHI_p_p_zz = SVEIntCompareVectorsFixed | 0x00000010,
3855   CMPEQ_p_p_zw = SVEIntCompareVectorsFixed | 0x00002000,
3856   CMPNE_p_p_zw = SVEIntCompareVectorsFixed | 0x00002010,
3857   CMPGE_p_p_zw = SVEIntCompareVectorsFixed | 0x00004000,
3858   CMPGT_p_p_zw = SVEIntCompareVectorsFixed | 0x00004010,
3859   CMPLT_p_p_zw = SVEIntCompareVectorsFixed | 0x00006000,
3860   CMPLE_p_p_zw = SVEIntCompareVectorsFixed | 0x00006010,
3861   CMPGE_p_p_zz = SVEIntCompareVectorsFixed | 0x00008000,
3862   CMPGT_p_p_zz = SVEIntCompareVectorsFixed | 0x00008010,
3863   CMPEQ_p_p_zz = SVEIntCompareVectorsFixed | 0x0000A000,
3864   CMPNE_p_p_zz = SVEIntCompareVectorsFixed | 0x0000A010,
3865   CMPHS_p_p_zw = SVEIntCompareVectorsFixed | 0x0000C000,
3866   CMPHI_p_p_zw = SVEIntCompareVectorsFixed | 0x0000C010,
3867   CMPLO_p_p_zw = SVEIntCompareVectorsFixed | 0x0000E000,
3868   CMPLS_p_p_zw = SVEIntCompareVectorsFixed | 0x0000E010
3869 };
3870 
3871 enum SVEIntConvertToFPOp {
3872   SVEIntConvertToFPFixed = 0x6510A000,
3873   SVEIntConvertToFPFMask = 0xFF38E000,
3874   SVEIntConvertToFPMask = 0xFFFFE000,
3875   SCVTF_z_p_z_h2fp16 = SVEIntConvertToFPFixed | 0x00420000,
3876   UCVTF_z_p_z_h2fp16 = SVEIntConvertToFPFixed | 0x00430000,
3877   SCVTF_z_p_z_w2fp16 = SVEIntConvertToFPFixed | 0x00440000,
3878   UCVTF_z_p_z_w2fp16 = SVEIntConvertToFPFixed | 0x00450000,
3879   SCVTF_z_p_z_x2fp16 = SVEIntConvertToFPFixed | 0x00460000,
3880   UCVTF_z_p_z_x2fp16 = SVEIntConvertToFPFixed | 0x00470000,
3881   SCVTF_z_p_z_w2s = SVEIntConvertToFPFixed | 0x00840000,
3882   UCVTF_z_p_z_w2s = SVEIntConvertToFPFixed | 0x00850000,
3883   SCVTF_z_p_z_w2d = SVEIntConvertToFPFixed | 0x00C00000,
3884   UCVTF_z_p_z_w2d = SVEIntConvertToFPFixed | 0x00C10000,
3885   SCVTF_z_p_z_x2s = SVEIntConvertToFPFixed | 0x00C40000,
3886   UCVTF_z_p_z_x2s = SVEIntConvertToFPFixed | 0x00C50000,
3887   SCVTF_z_p_z_x2d = SVEIntConvertToFPFixed | 0x00C60000,
3888   UCVTF_z_p_z_x2d = SVEIntConvertToFPFixed | 0x00C70000
3889 };
3890 
3891 enum SVEIntDivideVectors_PredicatedOp {
3892   SVEIntDivideVectors_PredicatedFixed = 0x04140000,
3893   SVEIntDivideVectors_PredicatedFMask = 0xFF3CE000,
3894   SVEIntDivideVectors_PredicatedMask = 0xFF3FE000,
3895   SDIV_z_p_zz = SVEIntDivideVectors_PredicatedFixed,
3896   UDIV_z_p_zz = SVEIntDivideVectors_PredicatedFixed | 0x00010000,
3897   SDIVR_z_p_zz = SVEIntDivideVectors_PredicatedFixed | 0x00020000,
3898   UDIVR_z_p_zz = SVEIntDivideVectors_PredicatedFixed | 0x00030000
3899 };
3900 
3901 enum SVEIntMinMaxDifference_PredicatedOp {
3902   SVEIntMinMaxDifference_PredicatedFixed = 0x04080000,
3903   SVEIntMinMaxDifference_PredicatedFMask = 0xFF38E000,
3904   SVEIntMinMaxDifference_PredicatedMask = 0xFF3FE000,
3905   SMAX_z_p_zz = SVEIntMinMaxDifference_PredicatedFixed,
3906   UMAX_z_p_zz = SVEIntMinMaxDifference_PredicatedFixed | 0x00010000,
3907   SMIN_z_p_zz = SVEIntMinMaxDifference_PredicatedFixed | 0x00020000,
3908   UMIN_z_p_zz = SVEIntMinMaxDifference_PredicatedFixed | 0x00030000,
3909   SABD_z_p_zz = SVEIntMinMaxDifference_PredicatedFixed | 0x00040000,
3910   UABD_z_p_zz = SVEIntMinMaxDifference_PredicatedFixed | 0x00050000
3911 };
3912 
3913 enum SVEIntMinMaxImm_UnpredicatedOp {
3914   SVEIntMinMaxImm_UnpredicatedFixed = 0x2528C000,
3915   SVEIntMinMaxImm_UnpredicatedFMask = 0xFF38C000,
3916   SVEIntMinMaxImm_UnpredicatedMask = 0xFF3FE000,
3917   SMAX_z_zi = SVEIntMinMaxImm_UnpredicatedFixed,
3918   UMAX_z_zi = SVEIntMinMaxImm_UnpredicatedFixed | 0x00010000,
3919   SMIN_z_zi = SVEIntMinMaxImm_UnpredicatedFixed | 0x00020000,
3920   UMIN_z_zi = SVEIntMinMaxImm_UnpredicatedFixed | 0x00030000
3921 };
3922 
3923 enum SVEIntMulAddPredicatedOp {
3924   SVEIntMulAddPredicatedFixed = 0x04004000,
3925   SVEIntMulAddPredicatedFMask = 0xFF204000,
3926   SVEIntMulAddPredicatedMask = 0xFF20E000,
3927   MLA_z_p_zzz = SVEIntMulAddPredicatedFixed,
3928   MLS_z_p_zzz = SVEIntMulAddPredicatedFixed | 0x00002000,
3929   MAD_z_p_zzz = SVEIntMulAddPredicatedFixed | 0x00008000,
3930   MSB_z_p_zzz = SVEIntMulAddPredicatedFixed | 0x0000A000
3931 };
3932 
3933 enum SVEIntMulAddUnpredicatedOp {
3934   SVEIntMulAddUnpredicatedFixed = 0x44000000,
3935   SVEIntMulAddUnpredicatedFMask = 0xFF208000,
3936   SVEIntMulAddUnpredicatedMask = 0xFF20FC00,
3937   SDOT_z_zzz = SVEIntMulAddUnpredicatedFixed,
3938   UDOT_z_zzz = SVEIntMulAddUnpredicatedFixed | 0x00000400
3939 };
3940 
3941 enum SVEIntMulImm_UnpredicatedOp {
3942   SVEIntMulImm_UnpredicatedFixed = 0x2530C000,
3943   SVEIntMulImm_UnpredicatedFMask = 0xFF38C000,
3944   SVEIntMulImm_UnpredicatedMask = 0xFF3FE000,
3945   MUL_z_zi = SVEIntMulImm_UnpredicatedFixed
3946 };
3947 
3948 enum SVEIntMulVectors_PredicatedOp {
3949   SVEIntMulVectors_PredicatedFixed = 0x04100000,
3950   SVEIntMulVectors_PredicatedFMask = 0xFF3CE000,
3951   SVEIntMulVectors_PredicatedMask = 0xFF3FE000,
3952   MUL_z_p_zz = SVEIntMulVectors_PredicatedFixed,
3953   SMULH_z_p_zz = SVEIntMulVectors_PredicatedFixed | 0x00020000,
3954   UMULH_z_p_zz = SVEIntMulVectors_PredicatedFixed | 0x00030000
3955 };
3956 
3957 enum SVEMovprfxOp {
3958   SVEMovprfxFixed = 0x04002000,
3959   SVEMovprfxFMask = 0xFF20E000,
3960   SVEMovprfxMask = 0xFF3EE000,
3961   MOVPRFX_z_p_z = SVEMovprfxFixed | 0x00100000
3962 };
3963 
3964 enum SVEIntReductionOp {
3965   SVEIntReductionFixed = 0x04002000,
3966   SVEIntReductionFMask = 0xFF20E000,
3967   SVEIntReductionMask = 0xFF3FE000,
3968   SADDV_r_p_z = SVEIntReductionFixed,
3969   UADDV_r_p_z = SVEIntReductionFixed | 0x00010000,
3970   SMAXV_r_p_z = SVEIntReductionFixed | 0x00080000,
3971   UMAXV_r_p_z = SVEIntReductionFixed | 0x00090000,
3972   SMINV_r_p_z = SVEIntReductionFixed | 0x000A0000,
3973   UMINV_r_p_z = SVEIntReductionFixed | 0x000B0000
3974 };
3975 
3976 enum SVEIntReductionLogicalOp {
3977   SVEIntReductionLogicalFixed = 0x04182000,
3978   SVEIntReductionLogicalFMask = 0xFF38E000,
3979   SVEIntReductionLogicalMask = 0xFF3FE000,
3980   ORV_r_p_z = SVEIntReductionLogicalFixed | 0x00180000,
3981   EORV_r_p_z = SVEIntReductionLogicalFixed | 0x00190000,
3982   ANDV_r_p_z = SVEIntReductionLogicalFixed | 0x001A0000
3983 };
3984 
3985 enum SVEIntUnaryArithmeticPredicatedOp {
3986   SVEIntUnaryArithmeticPredicatedFixed = 0x0400A000,
3987   SVEIntUnaryArithmeticPredicatedFMask = 0xFF20E000,
3988   SVEIntUnaryArithmeticPredicatedMask = 0xFF3FE000,
3989   SXTB_z_p_z = SVEIntUnaryArithmeticPredicatedFixed | 0x00100000,
3990   UXTB_z_p_z = SVEIntUnaryArithmeticPredicatedFixed | 0x00110000,
3991   SXTH_z_p_z = SVEIntUnaryArithmeticPredicatedFixed | 0x00120000,
3992   UXTH_z_p_z = SVEIntUnaryArithmeticPredicatedFixed | 0x00130000,
3993   SXTW_z_p_z = SVEIntUnaryArithmeticPredicatedFixed | 0x00140000,
3994   UXTW_z_p_z = SVEIntUnaryArithmeticPredicatedFixed | 0x00150000,
3995   ABS_z_p_z = SVEIntUnaryArithmeticPredicatedFixed | 0x00160000,
3996   NEG_z_p_z = SVEIntUnaryArithmeticPredicatedFixed | 0x00170000,
3997   CLS_z_p_z = SVEIntUnaryArithmeticPredicatedFixed | 0x00180000,
3998   CLZ_z_p_z = SVEIntUnaryArithmeticPredicatedFixed | 0x00190000,
3999   CNT_z_p_z = SVEIntUnaryArithmeticPredicatedFixed | 0x001A0000,
4000   CNOT_z_p_z = SVEIntUnaryArithmeticPredicatedFixed | 0x001B0000,
4001   FABS_z_p_z = SVEIntUnaryArithmeticPredicatedFixed | 0x001C0000,
4002   FNEG_z_p_z = SVEIntUnaryArithmeticPredicatedFixed | 0x001D0000,
4003   NOT_z_p_z = SVEIntUnaryArithmeticPredicatedFixed | 0x001E0000
4004 };
4005 
4006 enum SVELoadAndBroadcastElementOp {
4007   SVELoadAndBroadcastElementFixed = 0x84408000,
4008   SVELoadAndBroadcastElementFMask = 0xFE408000,
4009   SVELoadAndBroadcastElementMask = 0xFFC0E000,
4010   LD1RB_z_p_bi_u8 = SVELoadAndBroadcastElementFixed,
4011   LD1RB_z_p_bi_u16 = SVELoadAndBroadcastElementFixed | 0x00002000,
4012   LD1RB_z_p_bi_u32 = SVELoadAndBroadcastElementFixed | 0x00004000,
4013   LD1RB_z_p_bi_u64 = SVELoadAndBroadcastElementFixed | 0x00006000,
4014   LD1RSW_z_p_bi_s64 = SVELoadAndBroadcastElementFixed | 0x00800000,
4015   LD1RH_z_p_bi_u16 = SVELoadAndBroadcastElementFixed | 0x00802000,
4016   LD1RH_z_p_bi_u32 = SVELoadAndBroadcastElementFixed | 0x00804000,
4017   LD1RH_z_p_bi_u64 = SVELoadAndBroadcastElementFixed | 0x00806000,
4018   LD1RSH_z_p_bi_s64 = SVELoadAndBroadcastElementFixed | 0x01000000,
4019   LD1RSH_z_p_bi_s32 = SVELoadAndBroadcastElementFixed | 0x01002000,
4020   LD1RW_z_p_bi_u32 = SVELoadAndBroadcastElementFixed | 0x01004000,
4021   LD1RW_z_p_bi_u64 = SVELoadAndBroadcastElementFixed | 0x01006000,
4022   LD1RSB_z_p_bi_s64 = SVELoadAndBroadcastElementFixed | 0x01800000,
4023   LD1RSB_z_p_bi_s32 = SVELoadAndBroadcastElementFixed | 0x01802000,
4024   LD1RSB_z_p_bi_s16 = SVELoadAndBroadcastElementFixed | 0x01804000,
4025   LD1RD_z_p_bi_u64 = SVELoadAndBroadcastElementFixed | 0x01806000
4026 };
4027 
4028 enum SVELoadAndBroadcastQuadword_ScalarPlusImmOp {
4029   SVELoadAndBroadcastQuadword_ScalarPlusImmFixed = 0xA4002000,
4030   SVELoadAndBroadcastQuadword_ScalarPlusImmFMask = 0xFE10E000,
4031   SVELoadAndBroadcastQuadword_ScalarPlusImmMask = 0xFFF0E000,
4032   LD1RQB_z_p_bi_u8 = SVELoadAndBroadcastQuadword_ScalarPlusImmFixed,
4033   LD1RQH_z_p_bi_u16 = SVELoadAndBroadcastQuadword_ScalarPlusImmFixed | 0x00800000,
4034   LD1RQW_z_p_bi_u32 = SVELoadAndBroadcastQuadword_ScalarPlusImmFixed | 0x01000000,
4035   LD1RQD_z_p_bi_u64 = SVELoadAndBroadcastQuadword_ScalarPlusImmFixed | 0x01800000
4036 };
4037 
4038 enum SVELoadAndBroadcastQuadword_ScalarPlusScalarOp {
4039   SVELoadAndBroadcastQuadword_ScalarPlusScalarFixed = 0xA4000000,
4040   SVELoadAndBroadcastQuadword_ScalarPlusScalarFMask = 0xFE00E000,
4041   SVELoadAndBroadcastQuadword_ScalarPlusScalarMask = 0xFFE0E000,
4042   LD1RQB_z_p_br_contiguous = SVELoadAndBroadcastQuadword_ScalarPlusScalarFixed,
4043   LD1RQH_z_p_br_contiguous = SVELoadAndBroadcastQuadword_ScalarPlusScalarFixed | 0x00800000,
4044   LD1RQW_z_p_br_contiguous = SVELoadAndBroadcastQuadword_ScalarPlusScalarFixed | 0x01000000,
4045   LD1RQD_z_p_br_contiguous = SVELoadAndBroadcastQuadword_ScalarPlusScalarFixed | 0x01800000
4046 };
4047 
4048 enum SVELoadMultipleStructures_ScalarPlusImmOp {
4049   SVELoadMultipleStructures_ScalarPlusImmFixed = 0xA400E000,
4050   SVELoadMultipleStructures_ScalarPlusImmFMask = 0xFE10E000,
4051   SVELoadMultipleStructures_ScalarPlusImmMask = 0xFFF0E000,
4052   LD2B_z_p_bi_contiguous = SVELoadMultipleStructures_ScalarPlusImmFixed | 0x00200000,
4053   LD3B_z_p_bi_contiguous = SVELoadMultipleStructures_ScalarPlusImmFixed | 0x00400000,
4054   LD4B_z_p_bi_contiguous = SVELoadMultipleStructures_ScalarPlusImmFixed | 0x00600000,
4055   LD2H_z_p_bi_contiguous = SVELoadMultipleStructures_ScalarPlusImmFixed | 0x00A00000,
4056   LD3H_z_p_bi_contiguous = SVELoadMultipleStructures_ScalarPlusImmFixed | 0x00C00000,
4057   LD4H_z_p_bi_contiguous = SVELoadMultipleStructures_ScalarPlusImmFixed | 0x00E00000,
4058   LD2W_z_p_bi_contiguous = SVELoadMultipleStructures_ScalarPlusImmFixed | 0x01200000,
4059   LD3W_z_p_bi_contiguous = SVELoadMultipleStructures_ScalarPlusImmFixed | 0x01400000,
4060   LD4W_z_p_bi_contiguous = SVELoadMultipleStructures_ScalarPlusImmFixed | 0x01600000,
4061   LD2D_z_p_bi_contiguous = SVELoadMultipleStructures_ScalarPlusImmFixed | 0x01A00000,
4062   LD3D_z_p_bi_contiguous = SVELoadMultipleStructures_ScalarPlusImmFixed | 0x01C00000,
4063   LD4D_z_p_bi_contiguous = SVELoadMultipleStructures_ScalarPlusImmFixed | 0x01E00000
4064 };
4065 
4066 enum SVELoadMultipleStructures_ScalarPlusScalarOp {
4067   SVELoadMultipleStructures_ScalarPlusScalarFixed = 0xA400C000,
4068   SVELoadMultipleStructures_ScalarPlusScalarFMask = 0xFE00E000,
4069   SVELoadMultipleStructures_ScalarPlusScalarMask = 0xFFE0E000,
4070   LD2B_z_p_br_contiguous = SVELoadMultipleStructures_ScalarPlusScalarFixed | 0x00200000,
4071   LD3B_z_p_br_contiguous = SVELoadMultipleStructures_ScalarPlusScalarFixed | 0x00400000,
4072   LD4B_z_p_br_contiguous = SVELoadMultipleStructures_ScalarPlusScalarFixed | 0x00600000,
4073   LD2H_z_p_br_contiguous = SVELoadMultipleStructures_ScalarPlusScalarFixed | 0x00A00000,
4074   LD3H_z_p_br_contiguous = SVELoadMultipleStructures_ScalarPlusScalarFixed | 0x00C00000,
4075   LD4H_z_p_br_contiguous = SVELoadMultipleStructures_ScalarPlusScalarFixed | 0x00E00000,
4076   LD2W_z_p_br_contiguous = SVELoadMultipleStructures_ScalarPlusScalarFixed | 0x01200000,
4077   LD3W_z_p_br_contiguous = SVELoadMultipleStructures_ScalarPlusScalarFixed | 0x01400000,
4078   LD4W_z_p_br_contiguous = SVELoadMultipleStructures_ScalarPlusScalarFixed | 0x01600000,
4079   LD2D_z_p_br_contiguous = SVELoadMultipleStructures_ScalarPlusScalarFixed | 0x01A00000,
4080   LD3D_z_p_br_contiguous = SVELoadMultipleStructures_ScalarPlusScalarFixed | 0x01C00000,
4081   LD4D_z_p_br_contiguous = SVELoadMultipleStructures_ScalarPlusScalarFixed | 0x01E00000
4082 };
4083 
4084 enum SVELoadPredicateRegisterOp {
4085   SVELoadPredicateRegisterFixed = 0x85800000,
4086   SVELoadPredicateRegisterFMask = 0xFFC0E010,
4087   SVELoadPredicateRegisterMask = 0xFFC0E010,
4088   LDR_p_bi = SVELoadPredicateRegisterFixed
4089 };
4090 
4091 enum SVELoadVectorRegisterOp {
4092   SVELoadVectorRegisterFixed = 0x85804000,
4093   SVELoadVectorRegisterFMask = 0xFFC0E000,
4094   SVELoadVectorRegisterMask = 0xFFC0E000,
4095   LDR_z_bi = SVELoadVectorRegisterFixed
4096 };
4097 
4098 enum SVEMulIndexOp {
4099   SVEMulIndexFixed = 0x44200000,
4100   SVEMulIndexFMask = 0xFF200000,
4101   SVEMulIndexMask = 0xFFE0FC00,
4102   SDOT_z_zzzi_s = SVEMulIndexFixed | 0x00800000,
4103   UDOT_z_zzzi_s = SVEMulIndexFixed | 0x00800400,
4104   SDOT_z_zzzi_d = SVEMulIndexFixed | 0x00C00000,
4105   UDOT_z_zzzi_d = SVEMulIndexFixed | 0x00C00400
4106 };
4107 
4108 enum SVEPartitionBreakConditionOp {
4109   SVEPartitionBreakConditionFixed = 0x25104000,
4110   SVEPartitionBreakConditionFMask = 0xFF3FC200,
4111   SVEPartitionBreakConditionMask = 0xFFFFC200,
4112   BRKA_p_p_p = SVEPartitionBreakConditionFixed,
4113   BRKAS_p_p_p_z = SVEPartitionBreakConditionFixed | 0x00400000,
4114   BRKB_p_p_p = SVEPartitionBreakConditionFixed | 0x00800000,
4115   BRKBS_p_p_p_z = SVEPartitionBreakConditionFixed | 0x00C00000
4116 };
4117 
4118 enum SVEPermutePredicateElementsOp {
4119   SVEPermutePredicateElementsFixed = 0x05204000,
4120   SVEPermutePredicateElementsFMask = 0xFF30E210,
4121   SVEPermutePredicateElementsMask = 0xFF30FE10,
4122   ZIP1_p_pp = SVEPermutePredicateElementsFixed,
4123   ZIP2_p_pp = SVEPermutePredicateElementsFixed | 0x00000400,
4124   UZP1_p_pp = SVEPermutePredicateElementsFixed | 0x00000800,
4125   UZP2_p_pp = SVEPermutePredicateElementsFixed | 0x00000C00,
4126   TRN1_p_pp = SVEPermutePredicateElementsFixed | 0x00001000,
4127   TRN2_p_pp = SVEPermutePredicateElementsFixed | 0x00001400
4128 };
4129 
4130 enum SVEPermuteVectorExtractOp {
4131   SVEPermuteVectorExtractFixed = 0x05200000,
4132   SVEPermuteVectorExtractFMask = 0xFF20E000,
4133   SVEPermuteVectorExtractMask = 0xFFE0E000,
4134   EXT_z_zi_des = SVEPermuteVectorExtractFixed
4135 };
4136 
4137 enum SVEPermuteVectorInterleavingOp {
4138   SVEPermuteVectorInterleavingFixed = 0x05206000,
4139   SVEPermuteVectorInterleavingFMask = 0xFF20E000,
4140   SVEPermuteVectorInterleavingMask = 0xFF20FC00,
4141   ZIP1_z_zz = SVEPermuteVectorInterleavingFixed,
4142   ZIP2_z_zz = SVEPermuteVectorInterleavingFixed | 0x00000400,
4143   UZP1_z_zz = SVEPermuteVectorInterleavingFixed | 0x00000800,
4144   UZP2_z_zz = SVEPermuteVectorInterleavingFixed | 0x00000C00,
4145   TRN1_z_zz = SVEPermuteVectorInterleavingFixed | 0x00001000,
4146   TRN2_z_zz = SVEPermuteVectorInterleavingFixed | 0x00001400
4147 };
4148 
4149 enum SVEPredicateCountOp {
4150   SVEPredicateCountFixed = 0x25208000,
4151   SVEPredicateCountFMask = 0xFF38C000,
4152   SVEPredicateCountMask = 0xFF3FC200,
4153   CNTP_r_p_p = SVEPredicateCountFixed
4154 };
4155 
4156 enum SVEPredicateFirstActiveOp {
4157   SVEPredicateFirstActiveFixed = 0x2518C000,
4158   SVEPredicateFirstActiveFMask = 0xFF3FFE10,
4159   SVEPredicateFirstActiveMask = 0xFFFFFE10,
4160   PFIRST_p_p_p = SVEPredicateFirstActiveFixed | 0x00400000
4161 };
4162 
4163 enum SVEPredicateInitializeOp {
4164   SVEPredicateInitializeFixed = 0x2518E000,
4165   SVEPredicateInitializeFMask = 0xFF3EFC10,
4166   SVEPredicateInitializeMask = 0xFF3FFC10,
4167   SVEPredicateInitializeSetFlagsBit = 0x00010000,
4168   PTRUE_p_s = SVEPredicateInitializeFixed | 0x00000000,
4169   PTRUES_p_s = SVEPredicateInitializeFixed | SVEPredicateInitializeSetFlagsBit
4170 };
4171 
4172 enum SVEPredicateLogicalOp {
4173   SVEPredicateLogicalFixed = 0x25004000,
4174   SVEPredicateLogicalFMask = 0xFF30C000,
4175   SVEPredicateLogicalMask = 0xFFF0C210,
4176   SVEPredicateLogicalSetFlagsBit = 0x00400000,
4177   AND_p_p_pp_z = SVEPredicateLogicalFixed,
4178   ANDS_p_p_pp_z = AND_p_p_pp_z | SVEPredicateLogicalSetFlagsBit,
4179   BIC_p_p_pp_z = SVEPredicateLogicalFixed | 0x00000010,
4180   BICS_p_p_pp_z = BIC_p_p_pp_z | SVEPredicateLogicalSetFlagsBit,
4181   EOR_p_p_pp_z = SVEPredicateLogicalFixed | 0x00000200,
4182   EORS_p_p_pp_z = EOR_p_p_pp_z | SVEPredicateLogicalSetFlagsBit,
4183   ORR_p_p_pp_z = SVEPredicateLogicalFixed | 0x00800000,
4184   ORRS_p_p_pp_z = ORR_p_p_pp_z | SVEPredicateLogicalSetFlagsBit,
4185   ORN_p_p_pp_z = SVEPredicateLogicalFixed | 0x00800010,
4186   ORNS_p_p_pp_z = ORN_p_p_pp_z | SVEPredicateLogicalSetFlagsBit,
4187   NAND_p_p_pp_z = SVEPredicateLogicalFixed | 0x00800210,
4188   NANDS_p_p_pp_z = NAND_p_p_pp_z | SVEPredicateLogicalSetFlagsBit,
4189   NOR_p_p_pp_z = SVEPredicateLogicalFixed | 0x00800200,
4190   NORS_p_p_pp_z = NOR_p_p_pp_z | SVEPredicateLogicalSetFlagsBit,
4191   SEL_p_p_pp = SVEPredicateLogicalFixed | 0x00000210
4192 };
4193 
4194 enum SVEPredicateNextActiveOp {
4195   SVEPredicateNextActiveFixed = 0x2519C400,
4196   SVEPredicateNextActiveFMask = 0xFF3FFE10,
4197   SVEPredicateNextActiveMask = 0xFF3FFE10,
4198   PNEXT_p_p_p = SVEPredicateNextActiveFixed
4199 };
4200 
4201 enum SVEPredicateReadFromFFR_PredicatedOp {
4202   SVEPredicateReadFromFFR_PredicatedFixed = 0x2518F000,
4203   SVEPredicateReadFromFFR_PredicatedFMask = 0xFF3FFE10,
4204   SVEPredicateReadFromFFR_PredicatedMask = 0xFFFFFE10,
4205   RDFFR_p_p_f = SVEPredicateReadFromFFR_PredicatedFixed,
4206   RDFFRS_p_p_f = SVEPredicateReadFromFFR_PredicatedFixed | 0x00400000
4207 };
4208 
4209 enum SVEPredicateReadFromFFR_UnpredicatedOp {
4210   SVEPredicateReadFromFFR_UnpredicatedFixed = 0x2519F000,
4211   SVEPredicateReadFromFFR_UnpredicatedFMask = 0xFF3FFFF0,
4212   SVEPredicateReadFromFFR_UnpredicatedMask = 0xFFFFFFF0,
4213   RDFFR_p_f = SVEPredicateReadFromFFR_UnpredicatedFixed
4214 };
4215 
4216 enum SVEPredicateTestOp {
4217   SVEPredicateTestFixed = 0x2510C000,
4218   SVEPredicateTestFMask = 0xFF3FC210,
4219   SVEPredicateTestMask = 0xFFFFC21F,
4220   PTEST_p_p = SVEPredicateTestFixed | 0x00400000
4221 };
4222 
4223 enum SVEPredicateZeroOp {
4224   SVEPredicateZeroFixed = 0x2518E400,
4225   SVEPredicateZeroFMask = 0xFF3FFFF0,
4226   SVEPredicateZeroMask = 0xFFFFFFF0,
4227   PFALSE_p = SVEPredicateZeroFixed
4228 };
4229 
4230 enum SVEPropagateBreakOp {
4231   SVEPropagateBreakFixed = 0x2500C000,
4232   SVEPropagateBreakFMask = 0xFF30C000,
4233   SVEPropagateBreakMask = 0xFFF0C210,
4234   BRKPA_p_p_pp = SVEPropagateBreakFixed,
4235   BRKPB_p_p_pp = SVEPropagateBreakFixed | 0x00000010,
4236   BRKPAS_p_p_pp = SVEPropagateBreakFixed | 0x00400000,
4237   BRKPBS_p_p_pp = SVEPropagateBreakFixed | 0x00400010
4238 };
4239 
4240 enum SVEPropagateBreakToNextPartitionOp {
4241   SVEPropagateBreakToNextPartitionFixed = 0x25184000,
4242   SVEPropagateBreakToNextPartitionFMask = 0xFFBFC210,
4243   SVEPropagateBreakToNextPartitionMask = 0xFFFFC210,
4244   BRKN_p_p_pp = SVEPropagateBreakToNextPartitionFixed,
4245   BRKNS_p_p_pp = SVEPropagateBreakToNextPartitionFixed | 0x00400000
4246 };
4247 
4248 enum SVEReversePredicateElementsOp {
4249   SVEReversePredicateElementsFixed = 0x05344000,
4250   SVEReversePredicateElementsFMask = 0xFF3FFE10,
4251   SVEReversePredicateElementsMask = 0xFF3FFE10,
4252   REV_p_p = SVEReversePredicateElementsFixed
4253 };
4254 
4255 enum SVEReverseVectorElementsOp {
4256   SVEReverseVectorElementsFixed = 0x05383800,
4257   SVEReverseVectorElementsFMask = 0xFF3FFC00,
4258   SVEReverseVectorElementsMask = 0xFF3FFC00,
4259   REV_z_z = SVEReverseVectorElementsFixed
4260 };
4261 
4262 enum SVEReverseWithinElementsOp {
4263   SVEReverseWithinElementsFixed = 0x05248000,
4264   SVEReverseWithinElementsFMask = 0xFF3CE000,
4265   SVEReverseWithinElementsMask = 0xFF3FE000,
4266   REVB_z_z = SVEReverseWithinElementsFixed,
4267   REVH_z_z = SVEReverseWithinElementsFixed | 0x00010000,
4268   REVW_z_z = SVEReverseWithinElementsFixed | 0x00020000,
4269   RBIT_z_p_z = SVEReverseWithinElementsFixed | 0x00030000
4270 };
4271 
4272 enum SVESaturatingIncDecRegisterByElementCountOp {
4273   SVESaturatingIncDecRegisterByElementCountFixed = 0x0420F000,
4274   SVESaturatingIncDecRegisterByElementCountFMask = 0xFF20F000,
4275   SVESaturatingIncDecRegisterByElementCountMask = 0xFFF0FC00,
4276   SQINCB_r_rs_sx = SVESaturatingIncDecRegisterByElementCountFixed,
4277   UQINCB_r_rs_uw = SVESaturatingIncDecRegisterByElementCountFixed | 0x00000400,
4278   SQDECB_r_rs_sx = SVESaturatingIncDecRegisterByElementCountFixed | 0x00000800,
4279   UQDECB_r_rs_uw = SVESaturatingIncDecRegisterByElementCountFixed | 0x00000C00,
4280   SQINCB_r_rs_x = SVESaturatingIncDecRegisterByElementCountFixed | 0x00100000,
4281   UQINCB_r_rs_x = SVESaturatingIncDecRegisterByElementCountFixed | 0x00100400,
4282   SQDECB_r_rs_x = SVESaturatingIncDecRegisterByElementCountFixed | 0x00100800,
4283   UQDECB_r_rs_x = SVESaturatingIncDecRegisterByElementCountFixed | 0x00100C00,
4284   SQINCH_r_rs_sx = SVESaturatingIncDecRegisterByElementCountFixed | 0x00400000,
4285   UQINCH_r_rs_uw = SVESaturatingIncDecRegisterByElementCountFixed | 0x00400400,
4286   SQDECH_r_rs_sx = SVESaturatingIncDecRegisterByElementCountFixed | 0x00400800,
4287   UQDECH_r_rs_uw = SVESaturatingIncDecRegisterByElementCountFixed | 0x00400C00,
4288   SQINCH_r_rs_x = SVESaturatingIncDecRegisterByElementCountFixed | 0x00500000,
4289   UQINCH_r_rs_x = SVESaturatingIncDecRegisterByElementCountFixed | 0x00500400,
4290   SQDECH_r_rs_x = SVESaturatingIncDecRegisterByElementCountFixed | 0x00500800,
4291   UQDECH_r_rs_x = SVESaturatingIncDecRegisterByElementCountFixed | 0x00500C00,
4292   SQINCW_r_rs_sx = SVESaturatingIncDecRegisterByElementCountFixed | 0x00800000,
4293   UQINCW_r_rs_uw = SVESaturatingIncDecRegisterByElementCountFixed | 0x00800400,
4294   SQDECW_r_rs_sx = SVESaturatingIncDecRegisterByElementCountFixed | 0x00800800,
4295   UQDECW_r_rs_uw = SVESaturatingIncDecRegisterByElementCountFixed | 0x00800C00,
4296   SQINCW_r_rs_x = SVESaturatingIncDecRegisterByElementCountFixed | 0x00900000,
4297   UQINCW_r_rs_x = SVESaturatingIncDecRegisterByElementCountFixed | 0x00900400,
4298   SQDECW_r_rs_x = SVESaturatingIncDecRegisterByElementCountFixed | 0x00900800,
4299   UQDECW_r_rs_x = SVESaturatingIncDecRegisterByElementCountFixed | 0x00900C00,
4300   SQINCD_r_rs_sx = SVESaturatingIncDecRegisterByElementCountFixed | 0x00C00000,
4301   UQINCD_r_rs_uw = SVESaturatingIncDecRegisterByElementCountFixed | 0x00C00400,
4302   SQDECD_r_rs_sx = SVESaturatingIncDecRegisterByElementCountFixed | 0x00C00800,
4303   UQDECD_r_rs_uw = SVESaturatingIncDecRegisterByElementCountFixed | 0x00C00C00,
4304   SQINCD_r_rs_x = SVESaturatingIncDecRegisterByElementCountFixed | 0x00D00000,
4305   UQINCD_r_rs_x = SVESaturatingIncDecRegisterByElementCountFixed | 0x00D00400,
4306   SQDECD_r_rs_x = SVESaturatingIncDecRegisterByElementCountFixed | 0x00D00800,
4307   UQDECD_r_rs_x = SVESaturatingIncDecRegisterByElementCountFixed | 0x00D00C00
4308 };
4309 
4310 enum SVESaturatingIncDecVectorByElementCountOp {
4311   SVESaturatingIncDecVectorByElementCountFixed = 0x0420C000,
4312   SVESaturatingIncDecVectorByElementCountFMask = 0xFF30F000,
4313   SVESaturatingIncDecVectorByElementCountMask = 0xFFF0FC00,
4314   SQINCH_z_zs = SVESaturatingIncDecVectorByElementCountFixed | 0x00400000,
4315   UQINCH_z_zs = SVESaturatingIncDecVectorByElementCountFixed | 0x00400400,
4316   SQDECH_z_zs = SVESaturatingIncDecVectorByElementCountFixed | 0x00400800,
4317   UQDECH_z_zs = SVESaturatingIncDecVectorByElementCountFixed | 0x00400C00,
4318   SQINCW_z_zs = SVESaturatingIncDecVectorByElementCountFixed | 0x00800000,
4319   UQINCW_z_zs = SVESaturatingIncDecVectorByElementCountFixed | 0x00800400,
4320   SQDECW_z_zs = SVESaturatingIncDecVectorByElementCountFixed | 0x00800800,
4321   UQDECW_z_zs = SVESaturatingIncDecVectorByElementCountFixed | 0x00800C00,
4322   SQINCD_z_zs = SVESaturatingIncDecVectorByElementCountFixed | 0x00C00000,
4323   UQINCD_z_zs = SVESaturatingIncDecVectorByElementCountFixed | 0x00C00400,
4324   SQDECD_z_zs = SVESaturatingIncDecVectorByElementCountFixed | 0x00C00800,
4325   UQDECD_z_zs = SVESaturatingIncDecVectorByElementCountFixed | 0x00C00C00
4326 };
4327 
4328 enum SVEStackFrameAdjustmentOp {
4329   SVEStackFrameAdjustmentFixed = 0x04205000,
4330   SVEStackFrameAdjustmentFMask = 0xFFA0F800,
4331   SVEStackFrameAdjustmentMask = 0xFFE0F800,
4332   ADDVL_r_ri = SVEStackFrameAdjustmentFixed,
4333   ADDPL_r_ri = SVEStackFrameAdjustmentFixed | 0x00400000
4334 };
4335 
4336 enum SVEStackFrameSizeOp {
4337   SVEStackFrameSizeFixed = 0x04BF5000,
4338   SVEStackFrameSizeFMask = 0xFFFFF800,
4339   SVEStackFrameSizeMask = 0xFFFFF800,
4340   RDVL_r_i = SVEStackFrameSizeFixed
4341 };
4342 
4343 enum SVEStoreMultipleStructures_ScalarPlusImmOp {
4344   SVEStoreMultipleStructures_ScalarPlusImmFixed = 0xE410E000,
4345   SVEStoreMultipleStructures_ScalarPlusImmFMask = 0xFE10E000,
4346   SVEStoreMultipleStructures_ScalarPlusImmMask = 0xFFF0E000,
4347   ST2B_z_p_bi_contiguous = SVEStoreMultipleStructures_ScalarPlusImmFixed | 0x00200000,
4348   ST3B_z_p_bi_contiguous = SVEStoreMultipleStructures_ScalarPlusImmFixed | 0x00400000,
4349   ST4B_z_p_bi_contiguous = SVEStoreMultipleStructures_ScalarPlusImmFixed | 0x00600000,
4350   ST2H_z_p_bi_contiguous = SVEStoreMultipleStructures_ScalarPlusImmFixed | 0x00A00000,
4351   ST3H_z_p_bi_contiguous = SVEStoreMultipleStructures_ScalarPlusImmFixed | 0x00C00000,
4352   ST4H_z_p_bi_contiguous = SVEStoreMultipleStructures_ScalarPlusImmFixed | 0x00E00000,
4353   ST2W_z_p_bi_contiguous = SVEStoreMultipleStructures_ScalarPlusImmFixed | 0x01200000,
4354   ST3W_z_p_bi_contiguous = SVEStoreMultipleStructures_ScalarPlusImmFixed | 0x01400000,
4355   ST4W_z_p_bi_contiguous = SVEStoreMultipleStructures_ScalarPlusImmFixed | 0x01600000,
4356   ST2D_z_p_bi_contiguous = SVEStoreMultipleStructures_ScalarPlusImmFixed | 0x01A00000,
4357   ST3D_z_p_bi_contiguous = SVEStoreMultipleStructures_ScalarPlusImmFixed | 0x01C00000,
4358   ST4D_z_p_bi_contiguous = SVEStoreMultipleStructures_ScalarPlusImmFixed | 0x01E00000
4359 };
4360 
4361 enum SVEStoreMultipleStructures_ScalarPlusScalarOp {
4362   SVEStoreMultipleStructures_ScalarPlusScalarFixed = 0xE4006000,
4363   SVEStoreMultipleStructures_ScalarPlusScalarFMask = 0xFE00E000,
4364   SVEStoreMultipleStructures_ScalarPlusScalarMask = 0xFFE0E000,
4365   ST2B_z_p_br_contiguous = SVEStoreMultipleStructures_ScalarPlusScalarFixed | 0x00200000,
4366   ST3B_z_p_br_contiguous = SVEStoreMultipleStructures_ScalarPlusScalarFixed | 0x00400000,
4367   ST4B_z_p_br_contiguous = SVEStoreMultipleStructures_ScalarPlusScalarFixed | 0x00600000,
4368   ST2H_z_p_br_contiguous = SVEStoreMultipleStructures_ScalarPlusScalarFixed | 0x00A00000,
4369   ST3H_z_p_br_contiguous = SVEStoreMultipleStructures_ScalarPlusScalarFixed | 0x00C00000,
4370   ST4H_z_p_br_contiguous = SVEStoreMultipleStructures_ScalarPlusScalarFixed | 0x00E00000,
4371   ST2W_z_p_br_contiguous = SVEStoreMultipleStructures_ScalarPlusScalarFixed | 0x01200000,
4372   ST3W_z_p_br_contiguous = SVEStoreMultipleStructures_ScalarPlusScalarFixed | 0x01400000,
4373   ST4W_z_p_br_contiguous = SVEStoreMultipleStructures_ScalarPlusScalarFixed | 0x01600000,
4374   ST2D_z_p_br_contiguous = SVEStoreMultipleStructures_ScalarPlusScalarFixed | 0x01A00000,
4375   ST3D_z_p_br_contiguous = SVEStoreMultipleStructures_ScalarPlusScalarFixed | 0x01C00000,
4376   ST4D_z_p_br_contiguous = SVEStoreMultipleStructures_ScalarPlusScalarFixed | 0x01E00000
4377 };
4378 
4379 enum SVEStorePredicateRegisterOp {
4380   SVEStorePredicateRegisterFixed = 0xE5800000,
4381   SVEStorePredicateRegisterFMask = 0xFFC0E010,
4382   SVEStorePredicateRegisterMask = 0xFFC0E010,
4383   STR_p_bi = SVEStorePredicateRegisterFixed
4384 };
4385 
4386 enum SVEStoreVectorRegisterOp {
4387   SVEStoreVectorRegisterFixed = 0xE5804000,
4388   SVEStoreVectorRegisterFMask = 0xFFC0E000,
4389   SVEStoreVectorRegisterMask = 0xFFC0E000,
4390   STR_z_bi = SVEStoreVectorRegisterFixed
4391 };
4392 
4393 enum SVETableLookupOp {
4394   SVETableLookupFixed = 0x05203000,
4395   SVETableLookupFMask = 0xFF20FC00,
4396   SVETableLookupMask = 0xFF20FC00,
4397   TBL_z_zz_1 = SVETableLookupFixed
4398 };
4399 
4400 enum SVEUnpackPredicateElementsOp {
4401   SVEUnpackPredicateElementsFixed = 0x05304000,
4402   SVEUnpackPredicateElementsFMask = 0xFFFEFE10,
4403   SVEUnpackPredicateElementsMask = 0xFFFFFE10,
4404   PUNPKLO_p_p = SVEUnpackPredicateElementsFixed,
4405   PUNPKHI_p_p = SVEUnpackPredicateElementsFixed | 0x00010000
4406 };
4407 
4408 enum SVEUnpackVectorElementsOp {
4409   SVEUnpackVectorElementsFixed = 0x05303800,
4410   SVEUnpackVectorElementsFMask = 0xFF3CFC00,
4411   SVEUnpackVectorElementsMask = 0xFF3FFC00,
4412   SUNPKLO_z_z = SVEUnpackVectorElementsFixed,
4413   SUNPKHI_z_z = SVEUnpackVectorElementsFixed | 0x00010000,
4414   UUNPKLO_z_z = SVEUnpackVectorElementsFixed | 0x00020000,
4415   UUNPKHI_z_z = SVEUnpackVectorElementsFixed | 0x00030000
4416 };
4417 
4418 enum SVEVectorSelectOp {
4419   SVEVectorSelectFixed = 0x0520C000,
4420   SVEVectorSelectFMask = 0xFF20C000,
4421   SVEVectorSelectMask = 0xFF20C000,
4422   SEL_z_p_zz = SVEVectorSelectFixed
4423 };
4424 
4425 enum SVEVectorSpliceOp {
4426   SVEVectorSpliceFixed = 0x052C8000,
4427   SVEVectorSpliceFMask = 0xFF3FE000,
4428   SVEVectorSpliceMask = 0xFF3FE000,
4429   SPLICE_z_p_zz_des = SVEVectorSpliceFixed
4430 };
4431 
4432 enum ReservedOp {
4433   ReservedFixed = 0x00000000,
4434   ReservedFMask = 0x1E000000,
4435   ReservedMask = 0xFFFF0000,
4436   UDF = ReservedFixed | 0x00000000
4437 };
4438 
4439 // Unimplemented and unallocated instructions. These are defined to make fixed
4440 // bit assertion easier.
4441 enum UnimplementedOp {
4442   UnimplementedFixed = 0x00000000,
4443   UnimplementedFMask = 0x00000000
4444 };
4445 
4446 enum UnallocatedOp {
4447   UnallocatedFixed = 0x00000000,
4448   UnallocatedFMask = 0x00000000
4449 };
4450 
4451 // Re-enable `clang-format` after the `enum`s.
4452 // clang-format on
4453 
4454 }  // namespace aarch64
4455 }  // namespace vixl
4456 
4457 #endif  // VIXL_AARCH64_CONSTANTS_AARCH64_H_
4458