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