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1 //===-- AArch64BaseInfo.h - Top level definitions for AArch64 ---*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This file contains small standalone helper functions and enum definitions for
11 // the AArch64 target useful for the compiler back-end and the MC libraries.
12 // As such, it deliberately does not include references to LLVM core
13 // code gen types, passes, etc..
14 //
15 //===----------------------------------------------------------------------===//
16 
17 #ifndef LLVM_LIB_TARGET_AARCH64_UTILS_AARCH64BASEINFO_H
18 #define LLVM_LIB_TARGET_AARCH64_UTILS_AARCH64BASEINFO_H
19 
20 // FIXME: Is it easiest to fix this layering violation by moving the .inc
21 // #includes from AArch64MCTargetDesc.h to here?
22 #include "MCTargetDesc/AArch64MCTargetDesc.h" // For AArch64::X0 and friends.
23 #include "llvm/ADT/STLExtras.h"
24 #include "llvm/ADT/StringSwitch.h"
25 #include "llvm/MC/SubtargetFeature.h"
26 #include "llvm/Support/ErrorHandling.h"
27 
28 namespace llvm {
29 
getWRegFromXReg(unsigned Reg)30 inline static unsigned getWRegFromXReg(unsigned Reg) {
31   switch (Reg) {
32   case AArch64::X0: return AArch64::W0;
33   case AArch64::X1: return AArch64::W1;
34   case AArch64::X2: return AArch64::W2;
35   case AArch64::X3: return AArch64::W3;
36   case AArch64::X4: return AArch64::W4;
37   case AArch64::X5: return AArch64::W5;
38   case AArch64::X6: return AArch64::W6;
39   case AArch64::X7: return AArch64::W7;
40   case AArch64::X8: return AArch64::W8;
41   case AArch64::X9: return AArch64::W9;
42   case AArch64::X10: return AArch64::W10;
43   case AArch64::X11: return AArch64::W11;
44   case AArch64::X12: return AArch64::W12;
45   case AArch64::X13: return AArch64::W13;
46   case AArch64::X14: return AArch64::W14;
47   case AArch64::X15: return AArch64::W15;
48   case AArch64::X16: return AArch64::W16;
49   case AArch64::X17: return AArch64::W17;
50   case AArch64::X18: return AArch64::W18;
51   case AArch64::X19: return AArch64::W19;
52   case AArch64::X20: return AArch64::W20;
53   case AArch64::X21: return AArch64::W21;
54   case AArch64::X22: return AArch64::W22;
55   case AArch64::X23: return AArch64::W23;
56   case AArch64::X24: return AArch64::W24;
57   case AArch64::X25: return AArch64::W25;
58   case AArch64::X26: return AArch64::W26;
59   case AArch64::X27: return AArch64::W27;
60   case AArch64::X28: return AArch64::W28;
61   case AArch64::FP: return AArch64::W29;
62   case AArch64::LR: return AArch64::W30;
63   case AArch64::SP: return AArch64::WSP;
64   case AArch64::XZR: return AArch64::WZR;
65   }
66   // For anything else, return it unchanged.
67   return Reg;
68 }
69 
getXRegFromWReg(unsigned Reg)70 inline static unsigned getXRegFromWReg(unsigned Reg) {
71   switch (Reg) {
72   case AArch64::W0: return AArch64::X0;
73   case AArch64::W1: return AArch64::X1;
74   case AArch64::W2: return AArch64::X2;
75   case AArch64::W3: return AArch64::X3;
76   case AArch64::W4: return AArch64::X4;
77   case AArch64::W5: return AArch64::X5;
78   case AArch64::W6: return AArch64::X6;
79   case AArch64::W7: return AArch64::X7;
80   case AArch64::W8: return AArch64::X8;
81   case AArch64::W9: return AArch64::X9;
82   case AArch64::W10: return AArch64::X10;
83   case AArch64::W11: return AArch64::X11;
84   case AArch64::W12: return AArch64::X12;
85   case AArch64::W13: return AArch64::X13;
86   case AArch64::W14: return AArch64::X14;
87   case AArch64::W15: return AArch64::X15;
88   case AArch64::W16: return AArch64::X16;
89   case AArch64::W17: return AArch64::X17;
90   case AArch64::W18: return AArch64::X18;
91   case AArch64::W19: return AArch64::X19;
92   case AArch64::W20: return AArch64::X20;
93   case AArch64::W21: return AArch64::X21;
94   case AArch64::W22: return AArch64::X22;
95   case AArch64::W23: return AArch64::X23;
96   case AArch64::W24: return AArch64::X24;
97   case AArch64::W25: return AArch64::X25;
98   case AArch64::W26: return AArch64::X26;
99   case AArch64::W27: return AArch64::X27;
100   case AArch64::W28: return AArch64::X28;
101   case AArch64::W29: return AArch64::FP;
102   case AArch64::W30: return AArch64::LR;
103   case AArch64::WSP: return AArch64::SP;
104   case AArch64::WZR: return AArch64::XZR;
105   }
106   // For anything else, return it unchanged.
107   return Reg;
108 }
109 
getBRegFromDReg(unsigned Reg)110 static inline unsigned getBRegFromDReg(unsigned Reg) {
111   switch (Reg) {
112   case AArch64::D0:  return AArch64::B0;
113   case AArch64::D1:  return AArch64::B1;
114   case AArch64::D2:  return AArch64::B2;
115   case AArch64::D3:  return AArch64::B3;
116   case AArch64::D4:  return AArch64::B4;
117   case AArch64::D5:  return AArch64::B5;
118   case AArch64::D6:  return AArch64::B6;
119   case AArch64::D7:  return AArch64::B7;
120   case AArch64::D8:  return AArch64::B8;
121   case AArch64::D9:  return AArch64::B9;
122   case AArch64::D10: return AArch64::B10;
123   case AArch64::D11: return AArch64::B11;
124   case AArch64::D12: return AArch64::B12;
125   case AArch64::D13: return AArch64::B13;
126   case AArch64::D14: return AArch64::B14;
127   case AArch64::D15: return AArch64::B15;
128   case AArch64::D16: return AArch64::B16;
129   case AArch64::D17: return AArch64::B17;
130   case AArch64::D18: return AArch64::B18;
131   case AArch64::D19: return AArch64::B19;
132   case AArch64::D20: return AArch64::B20;
133   case AArch64::D21: return AArch64::B21;
134   case AArch64::D22: return AArch64::B22;
135   case AArch64::D23: return AArch64::B23;
136   case AArch64::D24: return AArch64::B24;
137   case AArch64::D25: return AArch64::B25;
138   case AArch64::D26: return AArch64::B26;
139   case AArch64::D27: return AArch64::B27;
140   case AArch64::D28: return AArch64::B28;
141   case AArch64::D29: return AArch64::B29;
142   case AArch64::D30: return AArch64::B30;
143   case AArch64::D31: return AArch64::B31;
144   }
145   // For anything else, return it unchanged.
146   return Reg;
147 }
148 
149 
getDRegFromBReg(unsigned Reg)150 static inline unsigned getDRegFromBReg(unsigned Reg) {
151   switch (Reg) {
152   case AArch64::B0:  return AArch64::D0;
153   case AArch64::B1:  return AArch64::D1;
154   case AArch64::B2:  return AArch64::D2;
155   case AArch64::B3:  return AArch64::D3;
156   case AArch64::B4:  return AArch64::D4;
157   case AArch64::B5:  return AArch64::D5;
158   case AArch64::B6:  return AArch64::D6;
159   case AArch64::B7:  return AArch64::D7;
160   case AArch64::B8:  return AArch64::D8;
161   case AArch64::B9:  return AArch64::D9;
162   case AArch64::B10: return AArch64::D10;
163   case AArch64::B11: return AArch64::D11;
164   case AArch64::B12: return AArch64::D12;
165   case AArch64::B13: return AArch64::D13;
166   case AArch64::B14: return AArch64::D14;
167   case AArch64::B15: return AArch64::D15;
168   case AArch64::B16: return AArch64::D16;
169   case AArch64::B17: return AArch64::D17;
170   case AArch64::B18: return AArch64::D18;
171   case AArch64::B19: return AArch64::D19;
172   case AArch64::B20: return AArch64::D20;
173   case AArch64::B21: return AArch64::D21;
174   case AArch64::B22: return AArch64::D22;
175   case AArch64::B23: return AArch64::D23;
176   case AArch64::B24: return AArch64::D24;
177   case AArch64::B25: return AArch64::D25;
178   case AArch64::B26: return AArch64::D26;
179   case AArch64::B27: return AArch64::D27;
180   case AArch64::B28: return AArch64::D28;
181   case AArch64::B29: return AArch64::D29;
182   case AArch64::B30: return AArch64::D30;
183   case AArch64::B31: return AArch64::D31;
184   }
185   // For anything else, return it unchanged.
186   return Reg;
187 }
188 
189 namespace AArch64CC {
190 
191 // The CondCodes constants map directly to the 4-bit encoding of the condition
192 // field for predicated instructions.
193 enum CondCode {  // Meaning (integer)          Meaning (floating-point)
194   EQ = 0x0,      // Equal                      Equal
195   NE = 0x1,      // Not equal                  Not equal, or unordered
196   HS = 0x2,      // Unsigned higher or same    >, ==, or unordered
197   LO = 0x3,      // Unsigned lower             Less than
198   MI = 0x4,      // Minus, negative            Less than
199   PL = 0x5,      // Plus, positive or zero     >, ==, or unordered
200   VS = 0x6,      // Overflow                   Unordered
201   VC = 0x7,      // No overflow                Not unordered
202   HI = 0x8,      // Unsigned higher            Greater than, or unordered
203   LS = 0x9,      // Unsigned lower or same     Less than or equal
204   GE = 0xa,      // Greater than or equal      Greater than or equal
205   LT = 0xb,      // Less than                  Less than, or unordered
206   GT = 0xc,      // Greater than               Greater than
207   LE = 0xd,      // Less than or equal         <, ==, or unordered
208   AL = 0xe,      // Always (unconditional)     Always (unconditional)
209   NV = 0xf,      // Always (unconditional)     Always (unconditional)
210   // Note the NV exists purely to disassemble 0b1111. Execution is "always".
211   Invalid
212 };
213 
getCondCodeName(CondCode Code)214 inline static const char *getCondCodeName(CondCode Code) {
215   switch (Code) {
216   default: llvm_unreachable("Unknown condition code");
217   case EQ:  return "eq";
218   case NE:  return "ne";
219   case HS:  return "hs";
220   case LO:  return "lo";
221   case MI:  return "mi";
222   case PL:  return "pl";
223   case VS:  return "vs";
224   case VC:  return "vc";
225   case HI:  return "hi";
226   case LS:  return "ls";
227   case GE:  return "ge";
228   case LT:  return "lt";
229   case GT:  return "gt";
230   case LE:  return "le";
231   case AL:  return "al";
232   case NV:  return "nv";
233   }
234 }
235 
getInvertedCondCode(CondCode Code)236 inline static CondCode getInvertedCondCode(CondCode Code) {
237   // To reverse a condition it's necessary to only invert the low bit:
238 
239   return static_cast<CondCode>(static_cast<unsigned>(Code) ^ 0x1);
240 }
241 
242 /// Given a condition code, return NZCV flags that would satisfy that condition.
243 /// The flag bits are in the format expected by the ccmp instructions.
244 /// Note that many different flag settings can satisfy a given condition code,
245 /// this function just returns one of them.
getNZCVToSatisfyCondCode(CondCode Code)246 inline static unsigned getNZCVToSatisfyCondCode(CondCode Code) {
247   // NZCV flags encoded as expected by ccmp instructions, ARMv8 ISA 5.5.7.
248   enum { N = 8, Z = 4, C = 2, V = 1 };
249   switch (Code) {
250   default: llvm_unreachable("Unknown condition code");
251   case EQ: return Z; // Z == 1
252   case NE: return 0; // Z == 0
253   case HS: return C; // C == 1
254   case LO: return 0; // C == 0
255   case MI: return N; // N == 1
256   case PL: return 0; // N == 0
257   case VS: return V; // V == 1
258   case VC: return 0; // V == 0
259   case HI: return C; // C == 1 && Z == 0
260   case LS: return 0; // C == 0 || Z == 1
261   case GE: return 0; // N == V
262   case LT: return N; // N != V
263   case GT: return 0; // Z == 0 && N == V
264   case LE: return Z; // Z == 1 || N != V
265   }
266 }
267 } // end namespace AArch64CC
268 
269 /// Instances of this class can perform bidirectional mapping from random
270 /// identifier strings to operand encodings. For example "MSR" takes a named
271 /// system-register which must be encoded somehow and decoded for printing. This
272 /// central location means that the information for those transformations is not
273 /// duplicated and remains in sync.
274 ///
275 /// FIXME: currently the algorithm is a completely unoptimised linear
276 /// search. Obviously this could be improved, but we would probably want to work
277 /// out just how often these instructions are emitted before working on it. It
278 /// might even be optimal to just reorder the tables for the common instructions
279 /// rather than changing the algorithm.
280 struct AArch64NamedImmMapper {
281   struct Mapping {
282     const char *Name;
283     uint32_t Value;
284     // Set of features this mapping is available for
285     // Zero value of FeatureBitSet means the mapping is always available
286     FeatureBitset FeatureBitSet;
287 
isNameEqualAArch64NamedImmMapper::Mapping288     bool isNameEqual(std::string Other,
289                      const FeatureBitset& FeatureBits) const {
290       if (FeatureBitSet.any() &&
291           (FeatureBitSet & FeatureBits).none())
292         return false;
293       return Name == Other;
294     }
295 
isValueEqualAArch64NamedImmMapper::Mapping296     bool isValueEqual(uint32_t Other,
297                       const FeatureBitset& FeatureBits) const {
298       if (FeatureBitSet.any() &&
299           (FeatureBitSet & FeatureBits).none())
300         return false;
301       return Value == Other;
302     }
303   };
304 
305   template<int N>
AArch64NamedImmMapperAArch64NamedImmMapper306   AArch64NamedImmMapper(const Mapping (&Mappings)[N], uint32_t TooBigImm)
307     : Mappings(&Mappings[0]), NumMappings(N), TooBigImm(TooBigImm) {}
308 
309   // Maps value to string, depending on availability for FeatureBits given
310   StringRef toString(uint32_t Value, const FeatureBitset& FeatureBits,
311                      bool &Valid) const;
312   // Maps string to value, depending on availability for FeatureBits given
313   uint32_t fromString(StringRef Name, const FeatureBitset& FeatureBits,
314                      bool &Valid) const;
315 
316   /// Many of the instructions allow an alternative assembly form consisting of
317   /// a simple immediate. Currently the only valid forms are ranges [0, N) where
318   /// N being 0 indicates no immediate syntax-form is allowed.
319   bool validImm(uint32_t Value) const;
320 protected:
321   const Mapping *Mappings;
322   size_t NumMappings;
323   uint32_t TooBigImm;
324 };
325 
326 namespace AArch64AT {
327   enum ATValues {
328     Invalid = -1,    // Op0 Op1  CRn   CRm   Op2
329     S1E1R = 0x43c0,  // 01  000  0111  1000  000
330     S1E2R = 0x63c0,  // 01  100  0111  1000  000
331     S1E3R = 0x73c0,  // 01  110  0111  1000  000
332     S1E1W = 0x43c1,  // 01  000  0111  1000  001
333     S1E2W = 0x63c1,  // 01  100  0111  1000  001
334     S1E3W = 0x73c1,  // 01  110  0111  1000  001
335     S1E0R = 0x43c2,  // 01  000  0111  1000  010
336     S1E0W = 0x43c3,  // 01  000  0111  1000  011
337     S12E1R = 0x63c4, // 01  100  0111  1000  100
338     S12E1W = 0x63c5, // 01  100  0111  1000  101
339     S12E0R = 0x63c6, // 01  100  0111  1000  110
340     S12E0W = 0x63c7, // 01  100  0111  1000  111
341     S1E1RP = 0x43c8, // 01  000  0111  1001  000
342     S1E1WP = 0x43c9  // 01  000  0111  1001  001
343   };
344 
345   struct ATMapper : AArch64NamedImmMapper {
346     const static Mapping ATMappings[];
347 
348     ATMapper();
349   };
350 
351 }
352 namespace AArch64DB {
353   enum DBValues {
354     Invalid = -1,
355     OSHLD = 0x1,
356     OSHST = 0x2,
357     OSH =   0x3,
358     NSHLD = 0x5,
359     NSHST = 0x6,
360     NSH =   0x7,
361     ISHLD = 0x9,
362     ISHST = 0xa,
363     ISH =   0xb,
364     LD =    0xd,
365     ST =    0xe,
366     SY =    0xf
367   };
368 
369   struct DBarrierMapper : AArch64NamedImmMapper {
370     const static Mapping DBarrierMappings[];
371 
372     DBarrierMapper();
373   };
374 }
375 
376 namespace  AArch64DC {
377   enum DCValues {
378     Invalid = -1,   // Op1  CRn   CRm   Op2
379     ZVA   = 0x5ba1, // 01  011  0111  0100  001
380     IVAC  = 0x43b1, // 01  000  0111  0110  001
381     ISW   = 0x43b2, // 01  000  0111  0110  010
382     CVAC  = 0x5bd1, // 01  011  0111  1010  001
383     CSW   = 0x43d2, // 01  000  0111  1010  010
384     CVAU  = 0x5bd9, // 01  011  0111  1011  001
385     CIVAC = 0x5bf1, // 01  011  0111  1110  001
386     CISW  = 0x43f2  // 01  000  0111  1110  010
387   };
388 
389   struct DCMapper : AArch64NamedImmMapper {
390     const static Mapping DCMappings[];
391 
392     DCMapper();
393   };
394 
395 }
396 
397 namespace  AArch64IC {
398   enum ICValues {
399     Invalid = -1,     // Op1  CRn   CRm   Op2
400     IALLUIS = 0x0388, // 000  0111  0001  000
401     IALLU = 0x03a8,   // 000  0111  0101  000
402     IVAU = 0x1ba9     // 011  0111  0101  001
403   };
404 
405 
406   struct ICMapper : AArch64NamedImmMapper {
407     const static Mapping ICMappings[];
408 
409     ICMapper();
410   };
411 
NeedsRegister(ICValues Val)412   static inline bool NeedsRegister(ICValues Val) {
413     return Val == IVAU;
414   }
415 }
416 
417 namespace  AArch64ISB {
418   enum ISBValues {
419     Invalid = -1,
420     SY = 0xf
421   };
422   struct ISBMapper : AArch64NamedImmMapper {
423     const static Mapping ISBMappings[];
424 
425     ISBMapper();
426   };
427 }
428 
429 namespace AArch64PRFM {
430   enum PRFMValues {
431     Invalid = -1,
432     PLDL1KEEP = 0x00,
433     PLDL1STRM = 0x01,
434     PLDL2KEEP = 0x02,
435     PLDL2STRM = 0x03,
436     PLDL3KEEP = 0x04,
437     PLDL3STRM = 0x05,
438     PLIL1KEEP = 0x08,
439     PLIL1STRM = 0x09,
440     PLIL2KEEP = 0x0a,
441     PLIL2STRM = 0x0b,
442     PLIL3KEEP = 0x0c,
443     PLIL3STRM = 0x0d,
444     PSTL1KEEP = 0x10,
445     PSTL1STRM = 0x11,
446     PSTL2KEEP = 0x12,
447     PSTL2STRM = 0x13,
448     PSTL3KEEP = 0x14,
449     PSTL3STRM = 0x15
450   };
451 
452   struct PRFMMapper : AArch64NamedImmMapper {
453     const static Mapping PRFMMappings[];
454 
455     PRFMMapper();
456   };
457 }
458 
459 namespace AArch64PState {
460   enum PStateValues {
461     Invalid = -1,
462     SPSel = 0x05,
463     DAIFSet = 0x1e,
464     DAIFClr = 0x1f,
465 
466     // v8.1a "Privileged Access Never" extension-specific PStates
467     PAN = 0x04,
468 
469     // v8.2a "User Access Override" extension-specific PStates
470     UAO = 0x03
471   };
472 
473   struct PStateMapper : AArch64NamedImmMapper {
474     const static Mapping PStateMappings[];
475 
476     PStateMapper();
477   };
478 
479 }
480 
481 namespace AArch64PSBHint {
482   enum PSBHintValues {
483     Invalid = -1,
484     // v8.2a "Statistical Profiling" extension-specific PSB operands
485     CSync = 0x11,  // psb csync = hint #0x11
486   };
487 
488   struct PSBHintMapper : AArch64NamedImmMapper {
489     const static Mapping PSBHintMappings[];
490 
491     PSBHintMapper();
492   };
493 
494 }
495 
496 namespace AArch64SE {
497     enum ShiftExtSpecifiers {
498         Invalid = -1,
499         LSL,
500         MSL,
501         LSR,
502         ASR,
503         ROR,
504 
505         UXTB,
506         UXTH,
507         UXTW,
508         UXTX,
509 
510         SXTB,
511         SXTH,
512         SXTW,
513         SXTX
514     };
515 }
516 
517 namespace AArch64Layout {
518     enum VectorLayout {
519         Invalid = -1,
520         VL_8B,
521         VL_4H,
522         VL_2S,
523         VL_1D,
524 
525         VL_16B,
526         VL_8H,
527         VL_4S,
528         VL_2D,
529 
530         // Bare layout for the 128-bit vector
531         // (only show ".b", ".h", ".s", ".d" without vector number)
532         VL_B,
533         VL_H,
534         VL_S,
535         VL_D
536     };
537 }
538 
539 inline static const char *
AArch64VectorLayoutToString(AArch64Layout::VectorLayout Layout)540 AArch64VectorLayoutToString(AArch64Layout::VectorLayout Layout) {
541   switch (Layout) {
542   case AArch64Layout::VL_8B:  return ".8b";
543   case AArch64Layout::VL_4H:  return ".4h";
544   case AArch64Layout::VL_2S:  return ".2s";
545   case AArch64Layout::VL_1D:  return ".1d";
546   case AArch64Layout::VL_16B:  return ".16b";
547   case AArch64Layout::VL_8H:  return ".8h";
548   case AArch64Layout::VL_4S:  return ".4s";
549   case AArch64Layout::VL_2D:  return ".2d";
550   case AArch64Layout::VL_B:  return ".b";
551   case AArch64Layout::VL_H:  return ".h";
552   case AArch64Layout::VL_S:  return ".s";
553   case AArch64Layout::VL_D:  return ".d";
554   default: llvm_unreachable("Unknown Vector Layout");
555   }
556 }
557 
558 inline static AArch64Layout::VectorLayout
AArch64StringToVectorLayout(StringRef LayoutStr)559 AArch64StringToVectorLayout(StringRef LayoutStr) {
560   return StringSwitch<AArch64Layout::VectorLayout>(LayoutStr)
561              .Case(".8b", AArch64Layout::VL_8B)
562              .Case(".4h", AArch64Layout::VL_4H)
563              .Case(".2s", AArch64Layout::VL_2S)
564              .Case(".1d", AArch64Layout::VL_1D)
565              .Case(".16b", AArch64Layout::VL_16B)
566              .Case(".8h", AArch64Layout::VL_8H)
567              .Case(".4s", AArch64Layout::VL_4S)
568              .Case(".2d", AArch64Layout::VL_2D)
569              .Case(".b", AArch64Layout::VL_B)
570              .Case(".h", AArch64Layout::VL_H)
571              .Case(".s", AArch64Layout::VL_S)
572              .Case(".d", AArch64Layout::VL_D)
573              .Default(AArch64Layout::Invalid);
574 }
575 
576 namespace AArch64SysReg {
577   enum SysRegROValues {
578     MDCCSR_EL0        = 0x9808, // 10  011  0000  0001  000
579     DBGDTRRX_EL0      = 0x9828, // 10  011  0000  0101  000
580     MDRAR_EL1         = 0x8080, // 10  000  0001  0000  000
581     OSLSR_EL1         = 0x808c, // 10  000  0001  0001  100
582     DBGAUTHSTATUS_EL1 = 0x83f6, // 10  000  0111  1110  110
583     PMCEID0_EL0       = 0xdce6, // 11  011  1001  1100  110
584     PMCEID1_EL0       = 0xdce7, // 11  011  1001  1100  111
585     MIDR_EL1          = 0xc000, // 11  000  0000  0000  000
586     CCSIDR_EL1        = 0xc800, // 11  001  0000  0000  000
587     CLIDR_EL1         = 0xc801, // 11  001  0000  0000  001
588     CTR_EL0           = 0xd801, // 11  011  0000  0000  001
589     MPIDR_EL1         = 0xc005, // 11  000  0000  0000  101
590     REVIDR_EL1        = 0xc006, // 11  000  0000  0000  110
591     AIDR_EL1          = 0xc807, // 11  001  0000  0000  111
592     DCZID_EL0         = 0xd807, // 11  011  0000  0000  111
593     ID_PFR0_EL1       = 0xc008, // 11  000  0000  0001  000
594     ID_PFR1_EL1       = 0xc009, // 11  000  0000  0001  001
595     ID_DFR0_EL1       = 0xc00a, // 11  000  0000  0001  010
596     ID_AFR0_EL1       = 0xc00b, // 11  000  0000  0001  011
597     ID_MMFR0_EL1      = 0xc00c, // 11  000  0000  0001  100
598     ID_MMFR1_EL1      = 0xc00d, // 11  000  0000  0001  101
599     ID_MMFR2_EL1      = 0xc00e, // 11  000  0000  0001  110
600     ID_MMFR3_EL1      = 0xc00f, // 11  000  0000  0001  111
601     ID_ISAR0_EL1      = 0xc010, // 11  000  0000  0010  000
602     ID_ISAR1_EL1      = 0xc011, // 11  000  0000  0010  001
603     ID_ISAR2_EL1      = 0xc012, // 11  000  0000  0010  010
604     ID_ISAR3_EL1      = 0xc013, // 11  000  0000  0010  011
605     ID_ISAR4_EL1      = 0xc014, // 11  000  0000  0010  100
606     ID_ISAR5_EL1      = 0xc015, // 11  000  0000  0010  101
607     ID_A64PFR0_EL1    = 0xc020, // 11  000  0000  0100  000
608     ID_A64PFR1_EL1    = 0xc021, // 11  000  0000  0100  001
609     ID_A64DFR0_EL1    = 0xc028, // 11  000  0000  0101  000
610     ID_A64DFR1_EL1    = 0xc029, // 11  000  0000  0101  001
611     ID_A64AFR0_EL1    = 0xc02c, // 11  000  0000  0101  100
612     ID_A64AFR1_EL1    = 0xc02d, // 11  000  0000  0101  101
613     ID_A64ISAR0_EL1   = 0xc030, // 11  000  0000  0110  000
614     ID_A64ISAR1_EL1   = 0xc031, // 11  000  0000  0110  001
615     ID_A64MMFR0_EL1   = 0xc038, // 11  000  0000  0111  000
616     ID_A64MMFR1_EL1   = 0xc039, // 11  000  0000  0111  001
617     ID_A64MMFR2_EL1   = 0xc03a, // 11  000  0000  0111  010
618     MVFR0_EL1         = 0xc018, // 11  000  0000  0011  000
619     MVFR1_EL1         = 0xc019, // 11  000  0000  0011  001
620     MVFR2_EL1         = 0xc01a, // 11  000  0000  0011  010
621     RVBAR_EL1         = 0xc601, // 11  000  1100  0000  001
622     RVBAR_EL2         = 0xe601, // 11  100  1100  0000  001
623     RVBAR_EL3         = 0xf601, // 11  110  1100  0000  001
624     ISR_EL1           = 0xc608, // 11  000  1100  0001  000
625     CNTPCT_EL0        = 0xdf01, // 11  011  1110  0000  001
626     CNTVCT_EL0        = 0xdf02,  // 11  011  1110  0000  010
627     ID_MMFR4_EL1      = 0xc016,  // 11  000  0000  0010  110
628 
629     // Trace registers
630     TRCSTATR          = 0x8818, // 10  001  0000  0011  000
631     TRCIDR8           = 0x8806, // 10  001  0000  0000  110
632     TRCIDR9           = 0x880e, // 10  001  0000  0001  110
633     TRCIDR10          = 0x8816, // 10  001  0000  0010  110
634     TRCIDR11          = 0x881e, // 10  001  0000  0011  110
635     TRCIDR12          = 0x8826, // 10  001  0000  0100  110
636     TRCIDR13          = 0x882e, // 10  001  0000  0101  110
637     TRCIDR0           = 0x8847, // 10  001  0000  1000  111
638     TRCIDR1           = 0x884f, // 10  001  0000  1001  111
639     TRCIDR2           = 0x8857, // 10  001  0000  1010  111
640     TRCIDR3           = 0x885f, // 10  001  0000  1011  111
641     TRCIDR4           = 0x8867, // 10  001  0000  1100  111
642     TRCIDR5           = 0x886f, // 10  001  0000  1101  111
643     TRCIDR6           = 0x8877, // 10  001  0000  1110  111
644     TRCIDR7           = 0x887f, // 10  001  0000  1111  111
645     TRCOSLSR          = 0x888c, // 10  001  0001  0001  100
646     TRCPDSR           = 0x88ac, // 10  001  0001  0101  100
647     TRCDEVAFF0        = 0x8bd6, // 10  001  0111  1010  110
648     TRCDEVAFF1        = 0x8bde, // 10  001  0111  1011  110
649     TRCLSR            = 0x8bee, // 10  001  0111  1101  110
650     TRCAUTHSTATUS     = 0x8bf6, // 10  001  0111  1110  110
651     TRCDEVARCH        = 0x8bfe, // 10  001  0111  1111  110
652     TRCDEVID          = 0x8b97, // 10  001  0111  0010  111
653     TRCDEVTYPE        = 0x8b9f, // 10  001  0111  0011  111
654     TRCPIDR4          = 0x8ba7, // 10  001  0111  0100  111
655     TRCPIDR5          = 0x8baf, // 10  001  0111  0101  111
656     TRCPIDR6          = 0x8bb7, // 10  001  0111  0110  111
657     TRCPIDR7          = 0x8bbf, // 10  001  0111  0111  111
658     TRCPIDR0          = 0x8bc7, // 10  001  0111  1000  111
659     TRCPIDR1          = 0x8bcf, // 10  001  0111  1001  111
660     TRCPIDR2          = 0x8bd7, // 10  001  0111  1010  111
661     TRCPIDR3          = 0x8bdf, // 10  001  0111  1011  111
662     TRCCIDR0          = 0x8be7, // 10  001  0111  1100  111
663     TRCCIDR1          = 0x8bef, // 10  001  0111  1101  111
664     TRCCIDR2          = 0x8bf7, // 10  001  0111  1110  111
665     TRCCIDR3          = 0x8bff, // 10  001  0111  1111  111
666 
667     // GICv3 registers
668     ICC_IAR1_EL1      = 0xc660, // 11  000  1100  1100  000
669     ICC_IAR0_EL1      = 0xc640, // 11  000  1100  1000  000
670     ICC_HPPIR1_EL1    = 0xc662, // 11  000  1100  1100  010
671     ICC_HPPIR0_EL1    = 0xc642, // 11  000  1100  1000  010
672     ICC_RPR_EL1       = 0xc65b, // 11  000  1100  1011  011
673     ICH_VTR_EL2       = 0xe659, // 11  100  1100  1011  001
674     ICH_EISR_EL2      = 0xe65b, // 11  100  1100  1011  011
675     ICH_ELSR_EL2      = 0xe65d  // 11  100  1100  1011  101
676   };
677 
678   enum SysRegWOValues {
679     DBGDTRTX_EL0      = 0x9828, // 10  011  0000  0101  000
680     OSLAR_EL1         = 0x8084, // 10  000  0001  0000  100
681     PMSWINC_EL0       = 0xdce4,  // 11  011  1001  1100  100
682 
683     // Trace Registers
684     TRCOSLAR          = 0x8884, // 10  001  0001  0000  100
685     TRCLAR            = 0x8be6, // 10  001  0111  1100  110
686 
687     // GICv3 registers
688     ICC_EOIR1_EL1     = 0xc661, // 11  000  1100  1100  001
689     ICC_EOIR0_EL1     = 0xc641, // 11  000  1100  1000  001
690     ICC_DIR_EL1       = 0xc659, // 11  000  1100  1011  001
691     ICC_SGI1R_EL1     = 0xc65d, // 11  000  1100  1011  101
692     ICC_ASGI1R_EL1    = 0xc65e, // 11  000  1100  1011  110
693     ICC_SGI0R_EL1     = 0xc65f  // 11  000  1100  1011  111
694   };
695 
696   enum SysRegValues {
697     Invalid = -1,               // Op0 Op1  CRn   CRm   Op2
698     OSDTRRX_EL1       = 0x8002, // 10  000  0000  0000  010
699     OSDTRTX_EL1       = 0x801a, // 10  000  0000  0011  010
700     TEECR32_EL1       = 0x9000, // 10  010  0000  0000  000
701     MDCCINT_EL1       = 0x8010, // 10  000  0000  0010  000
702     MDSCR_EL1         = 0x8012, // 10  000  0000  0010  010
703     DBGDTR_EL0        = 0x9820, // 10  011  0000  0100  000
704     OSECCR_EL1        = 0x8032, // 10  000  0000  0110  010
705     DBGVCR32_EL2      = 0xa038, // 10  100  0000  0111  000
706     DBGBVR0_EL1       = 0x8004, // 10  000  0000  0000  100
707     DBGBVR1_EL1       = 0x800c, // 10  000  0000  0001  100
708     DBGBVR2_EL1       = 0x8014, // 10  000  0000  0010  100
709     DBGBVR3_EL1       = 0x801c, // 10  000  0000  0011  100
710     DBGBVR4_EL1       = 0x8024, // 10  000  0000  0100  100
711     DBGBVR5_EL1       = 0x802c, // 10  000  0000  0101  100
712     DBGBVR6_EL1       = 0x8034, // 10  000  0000  0110  100
713     DBGBVR7_EL1       = 0x803c, // 10  000  0000  0111  100
714     DBGBVR8_EL1       = 0x8044, // 10  000  0000  1000  100
715     DBGBVR9_EL1       = 0x804c, // 10  000  0000  1001  100
716     DBGBVR10_EL1      = 0x8054, // 10  000  0000  1010  100
717     DBGBVR11_EL1      = 0x805c, // 10  000  0000  1011  100
718     DBGBVR12_EL1      = 0x8064, // 10  000  0000  1100  100
719     DBGBVR13_EL1      = 0x806c, // 10  000  0000  1101  100
720     DBGBVR14_EL1      = 0x8074, // 10  000  0000  1110  100
721     DBGBVR15_EL1      = 0x807c, // 10  000  0000  1111  100
722     DBGBCR0_EL1       = 0x8005, // 10  000  0000  0000  101
723     DBGBCR1_EL1       = 0x800d, // 10  000  0000  0001  101
724     DBGBCR2_EL1       = 0x8015, // 10  000  0000  0010  101
725     DBGBCR3_EL1       = 0x801d, // 10  000  0000  0011  101
726     DBGBCR4_EL1       = 0x8025, // 10  000  0000  0100  101
727     DBGBCR5_EL1       = 0x802d, // 10  000  0000  0101  101
728     DBGBCR6_EL1       = 0x8035, // 10  000  0000  0110  101
729     DBGBCR7_EL1       = 0x803d, // 10  000  0000  0111  101
730     DBGBCR8_EL1       = 0x8045, // 10  000  0000  1000  101
731     DBGBCR9_EL1       = 0x804d, // 10  000  0000  1001  101
732     DBGBCR10_EL1      = 0x8055, // 10  000  0000  1010  101
733     DBGBCR11_EL1      = 0x805d, // 10  000  0000  1011  101
734     DBGBCR12_EL1      = 0x8065, // 10  000  0000  1100  101
735     DBGBCR13_EL1      = 0x806d, // 10  000  0000  1101  101
736     DBGBCR14_EL1      = 0x8075, // 10  000  0000  1110  101
737     DBGBCR15_EL1      = 0x807d, // 10  000  0000  1111  101
738     DBGWVR0_EL1       = 0x8006, // 10  000  0000  0000  110
739     DBGWVR1_EL1       = 0x800e, // 10  000  0000  0001  110
740     DBGWVR2_EL1       = 0x8016, // 10  000  0000  0010  110
741     DBGWVR3_EL1       = 0x801e, // 10  000  0000  0011  110
742     DBGWVR4_EL1       = 0x8026, // 10  000  0000  0100  110
743     DBGWVR5_EL1       = 0x802e, // 10  000  0000  0101  110
744     DBGWVR6_EL1       = 0x8036, // 10  000  0000  0110  110
745     DBGWVR7_EL1       = 0x803e, // 10  000  0000  0111  110
746     DBGWVR8_EL1       = 0x8046, // 10  000  0000  1000  110
747     DBGWVR9_EL1       = 0x804e, // 10  000  0000  1001  110
748     DBGWVR10_EL1      = 0x8056, // 10  000  0000  1010  110
749     DBGWVR11_EL1      = 0x805e, // 10  000  0000  1011  110
750     DBGWVR12_EL1      = 0x8066, // 10  000  0000  1100  110
751     DBGWVR13_EL1      = 0x806e, // 10  000  0000  1101  110
752     DBGWVR14_EL1      = 0x8076, // 10  000  0000  1110  110
753     DBGWVR15_EL1      = 0x807e, // 10  000  0000  1111  110
754     DBGWCR0_EL1       = 0x8007, // 10  000  0000  0000  111
755     DBGWCR1_EL1       = 0x800f, // 10  000  0000  0001  111
756     DBGWCR2_EL1       = 0x8017, // 10  000  0000  0010  111
757     DBGWCR3_EL1       = 0x801f, // 10  000  0000  0011  111
758     DBGWCR4_EL1       = 0x8027, // 10  000  0000  0100  111
759     DBGWCR5_EL1       = 0x802f, // 10  000  0000  0101  111
760     DBGWCR6_EL1       = 0x8037, // 10  000  0000  0110  111
761     DBGWCR7_EL1       = 0x803f, // 10  000  0000  0111  111
762     DBGWCR8_EL1       = 0x8047, // 10  000  0000  1000  111
763     DBGWCR9_EL1       = 0x804f, // 10  000  0000  1001  111
764     DBGWCR10_EL1      = 0x8057, // 10  000  0000  1010  111
765     DBGWCR11_EL1      = 0x805f, // 10  000  0000  1011  111
766     DBGWCR12_EL1      = 0x8067, // 10  000  0000  1100  111
767     DBGWCR13_EL1      = 0x806f, // 10  000  0000  1101  111
768     DBGWCR14_EL1      = 0x8077, // 10  000  0000  1110  111
769     DBGWCR15_EL1      = 0x807f, // 10  000  0000  1111  111
770     TEEHBR32_EL1      = 0x9080, // 10  010  0001  0000  000
771     OSDLR_EL1         = 0x809c, // 10  000  0001  0011  100
772     DBGPRCR_EL1       = 0x80a4, // 10  000  0001  0100  100
773     DBGCLAIMSET_EL1   = 0x83c6, // 10  000  0111  1000  110
774     DBGCLAIMCLR_EL1   = 0x83ce, // 10  000  0111  1001  110
775     CSSELR_EL1        = 0xd000, // 11  010  0000  0000  000
776     VPIDR_EL2         = 0xe000, // 11  100  0000  0000  000
777     VMPIDR_EL2        = 0xe005, // 11  100  0000  0000  101
778     CPACR_EL1         = 0xc082, // 11  000  0001  0000  010
779     SCTLR_EL1         = 0xc080, // 11  000  0001  0000  000
780     SCTLR_EL2         = 0xe080, // 11  100  0001  0000  000
781     SCTLR_EL3         = 0xf080, // 11  110  0001  0000  000
782     ACTLR_EL1         = 0xc081, // 11  000  0001  0000  001
783     ACTLR_EL2         = 0xe081, // 11  100  0001  0000  001
784     ACTLR_EL3         = 0xf081, // 11  110  0001  0000  001
785     HCR_EL2           = 0xe088, // 11  100  0001  0001  000
786     SCR_EL3           = 0xf088, // 11  110  0001  0001  000
787     MDCR_EL2          = 0xe089, // 11  100  0001  0001  001
788     SDER32_EL3        = 0xf089, // 11  110  0001  0001  001
789     CPTR_EL2          = 0xe08a, // 11  100  0001  0001  010
790     CPTR_EL3          = 0xf08a, // 11  110  0001  0001  010
791     HSTR_EL2          = 0xe08b, // 11  100  0001  0001  011
792     HACR_EL2          = 0xe08f, // 11  100  0001  0001  111
793     MDCR_EL3          = 0xf099, // 11  110  0001  0011  001
794     TTBR0_EL1         = 0xc100, // 11  000  0010  0000  000
795     TTBR0_EL2         = 0xe100, // 11  100  0010  0000  000
796     TTBR0_EL3         = 0xf100, // 11  110  0010  0000  000
797     TTBR1_EL1         = 0xc101, // 11  000  0010  0000  001
798     TCR_EL1           = 0xc102, // 11  000  0010  0000  010
799     TCR_EL2           = 0xe102, // 11  100  0010  0000  010
800     TCR_EL3           = 0xf102, // 11  110  0010  0000  010
801     VTTBR_EL2         = 0xe108, // 11  100  0010  0001  000
802     VTCR_EL2          = 0xe10a, // 11  100  0010  0001  010
803     DACR32_EL2        = 0xe180, // 11  100  0011  0000  000
804     SPSR_EL1          = 0xc200, // 11  000  0100  0000  000
805     SPSR_EL2          = 0xe200, // 11  100  0100  0000  000
806     SPSR_EL3          = 0xf200, // 11  110  0100  0000  000
807     ELR_EL1           = 0xc201, // 11  000  0100  0000  001
808     ELR_EL2           = 0xe201, // 11  100  0100  0000  001
809     ELR_EL3           = 0xf201, // 11  110  0100  0000  001
810     SP_EL0            = 0xc208, // 11  000  0100  0001  000
811     SP_EL1            = 0xe208, // 11  100  0100  0001  000
812     SP_EL2            = 0xf208, // 11  110  0100  0001  000
813     SPSel             = 0xc210, // 11  000  0100  0010  000
814     NZCV              = 0xda10, // 11  011  0100  0010  000
815     DAIF              = 0xda11, // 11  011  0100  0010  001
816     CurrentEL         = 0xc212, // 11  000  0100  0010  010
817     SPSR_irq          = 0xe218, // 11  100  0100  0011  000
818     SPSR_abt          = 0xe219, // 11  100  0100  0011  001
819     SPSR_und          = 0xe21a, // 11  100  0100  0011  010
820     SPSR_fiq          = 0xe21b, // 11  100  0100  0011  011
821     FPCR              = 0xda20, // 11  011  0100  0100  000
822     FPSR              = 0xda21, // 11  011  0100  0100  001
823     DSPSR_EL0         = 0xda28, // 11  011  0100  0101  000
824     DLR_EL0           = 0xda29, // 11  011  0100  0101  001
825     IFSR32_EL2        = 0xe281, // 11  100  0101  0000  001
826     AFSR0_EL1         = 0xc288, // 11  000  0101  0001  000
827     AFSR0_EL2         = 0xe288, // 11  100  0101  0001  000
828     AFSR0_EL3         = 0xf288, // 11  110  0101  0001  000
829     AFSR1_EL1         = 0xc289, // 11  000  0101  0001  001
830     AFSR1_EL2         = 0xe289, // 11  100  0101  0001  001
831     AFSR1_EL3         = 0xf289, // 11  110  0101  0001  001
832     ESR_EL1           = 0xc290, // 11  000  0101  0010  000
833     ESR_EL2           = 0xe290, // 11  100  0101  0010  000
834     ESR_EL3           = 0xf290, // 11  110  0101  0010  000
835     FPEXC32_EL2       = 0xe298, // 11  100  0101  0011  000
836     FAR_EL1           = 0xc300, // 11  000  0110  0000  000
837     FAR_EL2           = 0xe300, // 11  100  0110  0000  000
838     FAR_EL3           = 0xf300, // 11  110  0110  0000  000
839     HPFAR_EL2         = 0xe304, // 11  100  0110  0000  100
840     PAR_EL1           = 0xc3a0, // 11  000  0111  0100  000
841     PMCR_EL0          = 0xdce0, // 11  011  1001  1100  000
842     PMCNTENSET_EL0    = 0xdce1, // 11  011  1001  1100  001
843     PMCNTENCLR_EL0    = 0xdce2, // 11  011  1001  1100  010
844     PMOVSCLR_EL0      = 0xdce3, // 11  011  1001  1100  011
845     PMSELR_EL0        = 0xdce5, // 11  011  1001  1100  101
846     PMCCNTR_EL0       = 0xdce8, // 11  011  1001  1101  000
847     PMXEVTYPER_EL0    = 0xdce9, // 11  011  1001  1101  001
848     PMXEVCNTR_EL0     = 0xdcea, // 11  011  1001  1101  010
849     PMUSERENR_EL0     = 0xdcf0, // 11  011  1001  1110  000
850     PMINTENSET_EL1    = 0xc4f1, // 11  000  1001  1110  001
851     PMINTENCLR_EL1    = 0xc4f2, // 11  000  1001  1110  010
852     PMOVSSET_EL0      = 0xdcf3, // 11  011  1001  1110  011
853     MAIR_EL1          = 0xc510, // 11  000  1010  0010  000
854     MAIR_EL2          = 0xe510, // 11  100  1010  0010  000
855     MAIR_EL3          = 0xf510, // 11  110  1010  0010  000
856     AMAIR_EL1         = 0xc518, // 11  000  1010  0011  000
857     AMAIR_EL2         = 0xe518, // 11  100  1010  0011  000
858     AMAIR_EL3         = 0xf518, // 11  110  1010  0011  000
859     VBAR_EL1          = 0xc600, // 11  000  1100  0000  000
860     VBAR_EL2          = 0xe600, // 11  100  1100  0000  000
861     VBAR_EL3          = 0xf600, // 11  110  1100  0000  000
862     RMR_EL1           = 0xc602, // 11  000  1100  0000  010
863     RMR_EL2           = 0xe602, // 11  100  1100  0000  010
864     RMR_EL3           = 0xf602, // 11  110  1100  0000  010
865     CONTEXTIDR_EL1    = 0xc681, // 11  000  1101  0000  001
866     TPIDR_EL0         = 0xde82, // 11  011  1101  0000  010
867     TPIDR_EL2         = 0xe682, // 11  100  1101  0000  010
868     TPIDR_EL3         = 0xf682, // 11  110  1101  0000  010
869     TPIDRRO_EL0       = 0xde83, // 11  011  1101  0000  011
870     TPIDR_EL1         = 0xc684, // 11  000  1101  0000  100
871     CNTFRQ_EL0        = 0xdf00, // 11  011  1110  0000  000
872     CNTVOFF_EL2       = 0xe703, // 11  100  1110  0000  011
873     CNTKCTL_EL1       = 0xc708, // 11  000  1110  0001  000
874     CNTHCTL_EL2       = 0xe708, // 11  100  1110  0001  000
875     CNTP_TVAL_EL0     = 0xdf10, // 11  011  1110  0010  000
876     CNTHP_TVAL_EL2    = 0xe710, // 11  100  1110  0010  000
877     CNTPS_TVAL_EL1    = 0xff10, // 11  111  1110  0010  000
878     CNTP_CTL_EL0      = 0xdf11, // 11  011  1110  0010  001
879     CNTHP_CTL_EL2     = 0xe711, // 11  100  1110  0010  001
880     CNTPS_CTL_EL1     = 0xff11, // 11  111  1110  0010  001
881     CNTP_CVAL_EL0     = 0xdf12, // 11  011  1110  0010  010
882     CNTHP_CVAL_EL2    = 0xe712, // 11  100  1110  0010  010
883     CNTPS_CVAL_EL1    = 0xff12, // 11  111  1110  0010  010
884     CNTV_TVAL_EL0     = 0xdf18, // 11  011  1110  0011  000
885     CNTV_CTL_EL0      = 0xdf19, // 11  011  1110  0011  001
886     CNTV_CVAL_EL0     = 0xdf1a, // 11  011  1110  0011  010
887     PMEVCNTR0_EL0     = 0xdf40, // 11  011  1110  1000  000
888     PMEVCNTR1_EL0     = 0xdf41, // 11  011  1110  1000  001
889     PMEVCNTR2_EL0     = 0xdf42, // 11  011  1110  1000  010
890     PMEVCNTR3_EL0     = 0xdf43, // 11  011  1110  1000  011
891     PMEVCNTR4_EL0     = 0xdf44, // 11  011  1110  1000  100
892     PMEVCNTR5_EL0     = 0xdf45, // 11  011  1110  1000  101
893     PMEVCNTR6_EL0     = 0xdf46, // 11  011  1110  1000  110
894     PMEVCNTR7_EL0     = 0xdf47, // 11  011  1110  1000  111
895     PMEVCNTR8_EL0     = 0xdf48, // 11  011  1110  1001  000
896     PMEVCNTR9_EL0     = 0xdf49, // 11  011  1110  1001  001
897     PMEVCNTR10_EL0    = 0xdf4a, // 11  011  1110  1001  010
898     PMEVCNTR11_EL0    = 0xdf4b, // 11  011  1110  1001  011
899     PMEVCNTR12_EL0    = 0xdf4c, // 11  011  1110  1001  100
900     PMEVCNTR13_EL0    = 0xdf4d, // 11  011  1110  1001  101
901     PMEVCNTR14_EL0    = 0xdf4e, // 11  011  1110  1001  110
902     PMEVCNTR15_EL0    = 0xdf4f, // 11  011  1110  1001  111
903     PMEVCNTR16_EL0    = 0xdf50, // 11  011  1110  1010  000
904     PMEVCNTR17_EL0    = 0xdf51, // 11  011  1110  1010  001
905     PMEVCNTR18_EL0    = 0xdf52, // 11  011  1110  1010  010
906     PMEVCNTR19_EL0    = 0xdf53, // 11  011  1110  1010  011
907     PMEVCNTR20_EL0    = 0xdf54, // 11  011  1110  1010  100
908     PMEVCNTR21_EL0    = 0xdf55, // 11  011  1110  1010  101
909     PMEVCNTR22_EL0    = 0xdf56, // 11  011  1110  1010  110
910     PMEVCNTR23_EL0    = 0xdf57, // 11  011  1110  1010  111
911     PMEVCNTR24_EL0    = 0xdf58, // 11  011  1110  1011  000
912     PMEVCNTR25_EL0    = 0xdf59, // 11  011  1110  1011  001
913     PMEVCNTR26_EL0    = 0xdf5a, // 11  011  1110  1011  010
914     PMEVCNTR27_EL0    = 0xdf5b, // 11  011  1110  1011  011
915     PMEVCNTR28_EL0    = 0xdf5c, // 11  011  1110  1011  100
916     PMEVCNTR29_EL0    = 0xdf5d, // 11  011  1110  1011  101
917     PMEVCNTR30_EL0    = 0xdf5e, // 11  011  1110  1011  110
918     PMCCFILTR_EL0     = 0xdf7f, // 11  011  1110  1111  111
919     PMEVTYPER0_EL0    = 0xdf60, // 11  011  1110  1100  000
920     PMEVTYPER1_EL0    = 0xdf61, // 11  011  1110  1100  001
921     PMEVTYPER2_EL0    = 0xdf62, // 11  011  1110  1100  010
922     PMEVTYPER3_EL0    = 0xdf63, // 11  011  1110  1100  011
923     PMEVTYPER4_EL0    = 0xdf64, // 11  011  1110  1100  100
924     PMEVTYPER5_EL0    = 0xdf65, // 11  011  1110  1100  101
925     PMEVTYPER6_EL0    = 0xdf66, // 11  011  1110  1100  110
926     PMEVTYPER7_EL0    = 0xdf67, // 11  011  1110  1100  111
927     PMEVTYPER8_EL0    = 0xdf68, // 11  011  1110  1101  000
928     PMEVTYPER9_EL0    = 0xdf69, // 11  011  1110  1101  001
929     PMEVTYPER10_EL0   = 0xdf6a, // 11  011  1110  1101  010
930     PMEVTYPER11_EL0   = 0xdf6b, // 11  011  1110  1101  011
931     PMEVTYPER12_EL0   = 0xdf6c, // 11  011  1110  1101  100
932     PMEVTYPER13_EL0   = 0xdf6d, // 11  011  1110  1101  101
933     PMEVTYPER14_EL0   = 0xdf6e, // 11  011  1110  1101  110
934     PMEVTYPER15_EL0   = 0xdf6f, // 11  011  1110  1101  111
935     PMEVTYPER16_EL0   = 0xdf70, // 11  011  1110  1110  000
936     PMEVTYPER17_EL0   = 0xdf71, // 11  011  1110  1110  001
937     PMEVTYPER18_EL0   = 0xdf72, // 11  011  1110  1110  010
938     PMEVTYPER19_EL0   = 0xdf73, // 11  011  1110  1110  011
939     PMEVTYPER20_EL0   = 0xdf74, // 11  011  1110  1110  100
940     PMEVTYPER21_EL0   = 0xdf75, // 11  011  1110  1110  101
941     PMEVTYPER22_EL0   = 0xdf76, // 11  011  1110  1110  110
942     PMEVTYPER23_EL0   = 0xdf77, // 11  011  1110  1110  111
943     PMEVTYPER24_EL0   = 0xdf78, // 11  011  1110  1111  000
944     PMEVTYPER25_EL0   = 0xdf79, // 11  011  1110  1111  001
945     PMEVTYPER26_EL0   = 0xdf7a, // 11  011  1110  1111  010
946     PMEVTYPER27_EL0   = 0xdf7b, // 11  011  1110  1111  011
947     PMEVTYPER28_EL0   = 0xdf7c, // 11  011  1110  1111  100
948     PMEVTYPER29_EL0   = 0xdf7d, // 11  011  1110  1111  101
949     PMEVTYPER30_EL0   = 0xdf7e, // 11  011  1110  1111  110
950 
951     // Trace registers
952     TRCPRGCTLR        = 0x8808, // 10  001  0000  0001  000
953     TRCPROCSELR       = 0x8810, // 10  001  0000  0010  000
954     TRCCONFIGR        = 0x8820, // 10  001  0000  0100  000
955     TRCAUXCTLR        = 0x8830, // 10  001  0000  0110  000
956     TRCEVENTCTL0R     = 0x8840, // 10  001  0000  1000  000
957     TRCEVENTCTL1R     = 0x8848, // 10  001  0000  1001  000
958     TRCSTALLCTLR      = 0x8858, // 10  001  0000  1011  000
959     TRCTSCTLR         = 0x8860, // 10  001  0000  1100  000
960     TRCSYNCPR         = 0x8868, // 10  001  0000  1101  000
961     TRCCCCTLR         = 0x8870, // 10  001  0000  1110  000
962     TRCBBCTLR         = 0x8878, // 10  001  0000  1111  000
963     TRCTRACEIDR       = 0x8801, // 10  001  0000  0000  001
964     TRCQCTLR          = 0x8809, // 10  001  0000  0001  001
965     TRCVICTLR         = 0x8802, // 10  001  0000  0000  010
966     TRCVIIECTLR       = 0x880a, // 10  001  0000  0001  010
967     TRCVISSCTLR       = 0x8812, // 10  001  0000  0010  010
968     TRCVIPCSSCTLR     = 0x881a, // 10  001  0000  0011  010
969     TRCVDCTLR         = 0x8842, // 10  001  0000  1000  010
970     TRCVDSACCTLR      = 0x884a, // 10  001  0000  1001  010
971     TRCVDARCCTLR      = 0x8852, // 10  001  0000  1010  010
972     TRCSEQEVR0        = 0x8804, // 10  001  0000  0000  100
973     TRCSEQEVR1        = 0x880c, // 10  001  0000  0001  100
974     TRCSEQEVR2        = 0x8814, // 10  001  0000  0010  100
975     TRCSEQRSTEVR      = 0x8834, // 10  001  0000  0110  100
976     TRCSEQSTR         = 0x883c, // 10  001  0000  0111  100
977     TRCEXTINSELR      = 0x8844, // 10  001  0000  1000  100
978     TRCCNTRLDVR0      = 0x8805, // 10  001  0000  0000  101
979     TRCCNTRLDVR1      = 0x880d, // 10  001  0000  0001  101
980     TRCCNTRLDVR2      = 0x8815, // 10  001  0000  0010  101
981     TRCCNTRLDVR3      = 0x881d, // 10  001  0000  0011  101
982     TRCCNTCTLR0       = 0x8825, // 10  001  0000  0100  101
983     TRCCNTCTLR1       = 0x882d, // 10  001  0000  0101  101
984     TRCCNTCTLR2       = 0x8835, // 10  001  0000  0110  101
985     TRCCNTCTLR3       = 0x883d, // 10  001  0000  0111  101
986     TRCCNTVR0         = 0x8845, // 10  001  0000  1000  101
987     TRCCNTVR1         = 0x884d, // 10  001  0000  1001  101
988     TRCCNTVR2         = 0x8855, // 10  001  0000  1010  101
989     TRCCNTVR3         = 0x885d, // 10  001  0000  1011  101
990     TRCIMSPEC0        = 0x8807, // 10  001  0000  0000  111
991     TRCIMSPEC1        = 0x880f, // 10  001  0000  0001  111
992     TRCIMSPEC2        = 0x8817, // 10  001  0000  0010  111
993     TRCIMSPEC3        = 0x881f, // 10  001  0000  0011  111
994     TRCIMSPEC4        = 0x8827, // 10  001  0000  0100  111
995     TRCIMSPEC5        = 0x882f, // 10  001  0000  0101  111
996     TRCIMSPEC6        = 0x8837, // 10  001  0000  0110  111
997     TRCIMSPEC7        = 0x883f, // 10  001  0000  0111  111
998     TRCRSCTLR2        = 0x8890, // 10  001  0001  0010  000
999     TRCRSCTLR3        = 0x8898, // 10  001  0001  0011  000
1000     TRCRSCTLR4        = 0x88a0, // 10  001  0001  0100  000
1001     TRCRSCTLR5        = 0x88a8, // 10  001  0001  0101  000
1002     TRCRSCTLR6        = 0x88b0, // 10  001  0001  0110  000
1003     TRCRSCTLR7        = 0x88b8, // 10  001  0001  0111  000
1004     TRCRSCTLR8        = 0x88c0, // 10  001  0001  1000  000
1005     TRCRSCTLR9        = 0x88c8, // 10  001  0001  1001  000
1006     TRCRSCTLR10       = 0x88d0, // 10  001  0001  1010  000
1007     TRCRSCTLR11       = 0x88d8, // 10  001  0001  1011  000
1008     TRCRSCTLR12       = 0x88e0, // 10  001  0001  1100  000
1009     TRCRSCTLR13       = 0x88e8, // 10  001  0001  1101  000
1010     TRCRSCTLR14       = 0x88f0, // 10  001  0001  1110  000
1011     TRCRSCTLR15       = 0x88f8, // 10  001  0001  1111  000
1012     TRCRSCTLR16       = 0x8881, // 10  001  0001  0000  001
1013     TRCRSCTLR17       = 0x8889, // 10  001  0001  0001  001
1014     TRCRSCTLR18       = 0x8891, // 10  001  0001  0010  001
1015     TRCRSCTLR19       = 0x8899, // 10  001  0001  0011  001
1016     TRCRSCTLR20       = 0x88a1, // 10  001  0001  0100  001
1017     TRCRSCTLR21       = 0x88a9, // 10  001  0001  0101  001
1018     TRCRSCTLR22       = 0x88b1, // 10  001  0001  0110  001
1019     TRCRSCTLR23       = 0x88b9, // 10  001  0001  0111  001
1020     TRCRSCTLR24       = 0x88c1, // 10  001  0001  1000  001
1021     TRCRSCTLR25       = 0x88c9, // 10  001  0001  1001  001
1022     TRCRSCTLR26       = 0x88d1, // 10  001  0001  1010  001
1023     TRCRSCTLR27       = 0x88d9, // 10  001  0001  1011  001
1024     TRCRSCTLR28       = 0x88e1, // 10  001  0001  1100  001
1025     TRCRSCTLR29       = 0x88e9, // 10  001  0001  1101  001
1026     TRCRSCTLR30       = 0x88f1, // 10  001  0001  1110  001
1027     TRCRSCTLR31       = 0x88f9, // 10  001  0001  1111  001
1028     TRCSSCCR0         = 0x8882, // 10  001  0001  0000  010
1029     TRCSSCCR1         = 0x888a, // 10  001  0001  0001  010
1030     TRCSSCCR2         = 0x8892, // 10  001  0001  0010  010
1031     TRCSSCCR3         = 0x889a, // 10  001  0001  0011  010
1032     TRCSSCCR4         = 0x88a2, // 10  001  0001  0100  010
1033     TRCSSCCR5         = 0x88aa, // 10  001  0001  0101  010
1034     TRCSSCCR6         = 0x88b2, // 10  001  0001  0110  010
1035     TRCSSCCR7         = 0x88ba, // 10  001  0001  0111  010
1036     TRCSSCSR0         = 0x88c2, // 10  001  0001  1000  010
1037     TRCSSCSR1         = 0x88ca, // 10  001  0001  1001  010
1038     TRCSSCSR2         = 0x88d2, // 10  001  0001  1010  010
1039     TRCSSCSR3         = 0x88da, // 10  001  0001  1011  010
1040     TRCSSCSR4         = 0x88e2, // 10  001  0001  1100  010
1041     TRCSSCSR5         = 0x88ea, // 10  001  0001  1101  010
1042     TRCSSCSR6         = 0x88f2, // 10  001  0001  1110  010
1043     TRCSSCSR7         = 0x88fa, // 10  001  0001  1111  010
1044     TRCSSPCICR0       = 0x8883, // 10  001  0001  0000  011
1045     TRCSSPCICR1       = 0x888b, // 10  001  0001  0001  011
1046     TRCSSPCICR2       = 0x8893, // 10  001  0001  0010  011
1047     TRCSSPCICR3       = 0x889b, // 10  001  0001  0011  011
1048     TRCSSPCICR4       = 0x88a3, // 10  001  0001  0100  011
1049     TRCSSPCICR5       = 0x88ab, // 10  001  0001  0101  011
1050     TRCSSPCICR6       = 0x88b3, // 10  001  0001  0110  011
1051     TRCSSPCICR7       = 0x88bb, // 10  001  0001  0111  011
1052     TRCPDCR           = 0x88a4, // 10  001  0001  0100  100
1053     TRCACVR0          = 0x8900, // 10  001  0010  0000  000
1054     TRCACVR1          = 0x8910, // 10  001  0010  0010  000
1055     TRCACVR2          = 0x8920, // 10  001  0010  0100  000
1056     TRCACVR3          = 0x8930, // 10  001  0010  0110  000
1057     TRCACVR4          = 0x8940, // 10  001  0010  1000  000
1058     TRCACVR5          = 0x8950, // 10  001  0010  1010  000
1059     TRCACVR6          = 0x8960, // 10  001  0010  1100  000
1060     TRCACVR7          = 0x8970, // 10  001  0010  1110  000
1061     TRCACVR8          = 0x8901, // 10  001  0010  0000  001
1062     TRCACVR9          = 0x8911, // 10  001  0010  0010  001
1063     TRCACVR10         = 0x8921, // 10  001  0010  0100  001
1064     TRCACVR11         = 0x8931, // 10  001  0010  0110  001
1065     TRCACVR12         = 0x8941, // 10  001  0010  1000  001
1066     TRCACVR13         = 0x8951, // 10  001  0010  1010  001
1067     TRCACVR14         = 0x8961, // 10  001  0010  1100  001
1068     TRCACVR15         = 0x8971, // 10  001  0010  1110  001
1069     TRCACATR0         = 0x8902, // 10  001  0010  0000  010
1070     TRCACATR1         = 0x8912, // 10  001  0010  0010  010
1071     TRCACATR2         = 0x8922, // 10  001  0010  0100  010
1072     TRCACATR3         = 0x8932, // 10  001  0010  0110  010
1073     TRCACATR4         = 0x8942, // 10  001  0010  1000  010
1074     TRCACATR5         = 0x8952, // 10  001  0010  1010  010
1075     TRCACATR6         = 0x8962, // 10  001  0010  1100  010
1076     TRCACATR7         = 0x8972, // 10  001  0010  1110  010
1077     TRCACATR8         = 0x8903, // 10  001  0010  0000  011
1078     TRCACATR9         = 0x8913, // 10  001  0010  0010  011
1079     TRCACATR10        = 0x8923, // 10  001  0010  0100  011
1080     TRCACATR11        = 0x8933, // 10  001  0010  0110  011
1081     TRCACATR12        = 0x8943, // 10  001  0010  1000  011
1082     TRCACATR13        = 0x8953, // 10  001  0010  1010  011
1083     TRCACATR14        = 0x8963, // 10  001  0010  1100  011
1084     TRCACATR15        = 0x8973, // 10  001  0010  1110  011
1085     TRCDVCVR0         = 0x8904, // 10  001  0010  0000  100
1086     TRCDVCVR1         = 0x8924, // 10  001  0010  0100  100
1087     TRCDVCVR2         = 0x8944, // 10  001  0010  1000  100
1088     TRCDVCVR3         = 0x8964, // 10  001  0010  1100  100
1089     TRCDVCVR4         = 0x8905, // 10  001  0010  0000  101
1090     TRCDVCVR5         = 0x8925, // 10  001  0010  0100  101
1091     TRCDVCVR6         = 0x8945, // 10  001  0010  1000  101
1092     TRCDVCVR7         = 0x8965, // 10  001  0010  1100  101
1093     TRCDVCMR0         = 0x8906, // 10  001  0010  0000  110
1094     TRCDVCMR1         = 0x8926, // 10  001  0010  0100  110
1095     TRCDVCMR2         = 0x8946, // 10  001  0010  1000  110
1096     TRCDVCMR3         = 0x8966, // 10  001  0010  1100  110
1097     TRCDVCMR4         = 0x8907, // 10  001  0010  0000  111
1098     TRCDVCMR5         = 0x8927, // 10  001  0010  0100  111
1099     TRCDVCMR6         = 0x8947, // 10  001  0010  1000  111
1100     TRCDVCMR7         = 0x8967, // 10  001  0010  1100  111
1101     TRCCIDCVR0        = 0x8980, // 10  001  0011  0000  000
1102     TRCCIDCVR1        = 0x8990, // 10  001  0011  0010  000
1103     TRCCIDCVR2        = 0x89a0, // 10  001  0011  0100  000
1104     TRCCIDCVR3        = 0x89b0, // 10  001  0011  0110  000
1105     TRCCIDCVR4        = 0x89c0, // 10  001  0011  1000  000
1106     TRCCIDCVR5        = 0x89d0, // 10  001  0011  1010  000
1107     TRCCIDCVR6        = 0x89e0, // 10  001  0011  1100  000
1108     TRCCIDCVR7        = 0x89f0, // 10  001  0011  1110  000
1109     TRCVMIDCVR0       = 0x8981, // 10  001  0011  0000  001
1110     TRCVMIDCVR1       = 0x8991, // 10  001  0011  0010  001
1111     TRCVMIDCVR2       = 0x89a1, // 10  001  0011  0100  001
1112     TRCVMIDCVR3       = 0x89b1, // 10  001  0011  0110  001
1113     TRCVMIDCVR4       = 0x89c1, // 10  001  0011  1000  001
1114     TRCVMIDCVR5       = 0x89d1, // 10  001  0011  1010  001
1115     TRCVMIDCVR6       = 0x89e1, // 10  001  0011  1100  001
1116     TRCVMIDCVR7       = 0x89f1, // 10  001  0011  1110  001
1117     TRCCIDCCTLR0      = 0x8982, // 10  001  0011  0000  010
1118     TRCCIDCCTLR1      = 0x898a, // 10  001  0011  0001  010
1119     TRCVMIDCCTLR0     = 0x8992, // 10  001  0011  0010  010
1120     TRCVMIDCCTLR1     = 0x899a, // 10  001  0011  0011  010
1121     TRCITCTRL         = 0x8b84, // 10  001  0111  0000  100
1122     TRCCLAIMSET       = 0x8bc6, // 10  001  0111  1000  110
1123     TRCCLAIMCLR       = 0x8bce, // 10  001  0111  1001  110
1124 
1125     // GICv3 registers
1126     ICC_BPR1_EL1      = 0xc663, // 11  000  1100  1100  011
1127     ICC_BPR0_EL1      = 0xc643, // 11  000  1100  1000  011
1128     ICC_PMR_EL1       = 0xc230, // 11  000  0100  0110  000
1129     ICC_CTLR_EL1      = 0xc664, // 11  000  1100  1100  100
1130     ICC_CTLR_EL3      = 0xf664, // 11  110  1100  1100  100
1131     ICC_SRE_EL1       = 0xc665, // 11  000  1100  1100  101
1132     ICC_SRE_EL2       = 0xe64d, // 11  100  1100  1001  101
1133     ICC_SRE_EL3       = 0xf665, // 11  110  1100  1100  101
1134     ICC_IGRPEN0_EL1   = 0xc666, // 11  000  1100  1100  110
1135     ICC_IGRPEN1_EL1   = 0xc667, // 11  000  1100  1100  111
1136     ICC_IGRPEN1_EL3   = 0xf667, // 11  110  1100  1100  111
1137     ICC_SEIEN_EL1     = 0xc668, // 11  000  1100  1101  000
1138     ICC_AP0R0_EL1     = 0xc644, // 11  000  1100  1000  100
1139     ICC_AP0R1_EL1     = 0xc645, // 11  000  1100  1000  101
1140     ICC_AP0R2_EL1     = 0xc646, // 11  000  1100  1000  110
1141     ICC_AP0R3_EL1     = 0xc647, // 11  000  1100  1000  111
1142     ICC_AP1R0_EL1     = 0xc648, // 11  000  1100  1001  000
1143     ICC_AP1R1_EL1     = 0xc649, // 11  000  1100  1001  001
1144     ICC_AP1R2_EL1     = 0xc64a, // 11  000  1100  1001  010
1145     ICC_AP1R3_EL1     = 0xc64b, // 11  000  1100  1001  011
1146     ICH_AP0R0_EL2     = 0xe640, // 11  100  1100  1000  000
1147     ICH_AP0R1_EL2     = 0xe641, // 11  100  1100  1000  001
1148     ICH_AP0R2_EL2     = 0xe642, // 11  100  1100  1000  010
1149     ICH_AP0R3_EL2     = 0xe643, // 11  100  1100  1000  011
1150     ICH_AP1R0_EL2     = 0xe648, // 11  100  1100  1001  000
1151     ICH_AP1R1_EL2     = 0xe649, // 11  100  1100  1001  001
1152     ICH_AP1R2_EL2     = 0xe64a, // 11  100  1100  1001  010
1153     ICH_AP1R3_EL2     = 0xe64b, // 11  100  1100  1001  011
1154     ICH_HCR_EL2       = 0xe658, // 11  100  1100  1011  000
1155     ICH_MISR_EL2      = 0xe65a, // 11  100  1100  1011  010
1156     ICH_VMCR_EL2      = 0xe65f, // 11  100  1100  1011  111
1157     ICH_VSEIR_EL2     = 0xe64c, // 11  100  1100  1001  100
1158     ICH_LR0_EL2       = 0xe660, // 11  100  1100  1100  000
1159     ICH_LR1_EL2       = 0xe661, // 11  100  1100  1100  001
1160     ICH_LR2_EL2       = 0xe662, // 11  100  1100  1100  010
1161     ICH_LR3_EL2       = 0xe663, // 11  100  1100  1100  011
1162     ICH_LR4_EL2       = 0xe664, // 11  100  1100  1100  100
1163     ICH_LR5_EL2       = 0xe665, // 11  100  1100  1100  101
1164     ICH_LR6_EL2       = 0xe666, // 11  100  1100  1100  110
1165     ICH_LR7_EL2       = 0xe667, // 11  100  1100  1100  111
1166     ICH_LR8_EL2       = 0xe668, // 11  100  1100  1101  000
1167     ICH_LR9_EL2       = 0xe669, // 11  100  1100  1101  001
1168     ICH_LR10_EL2      = 0xe66a, // 11  100  1100  1101  010
1169     ICH_LR11_EL2      = 0xe66b, // 11  100  1100  1101  011
1170     ICH_LR12_EL2      = 0xe66c, // 11  100  1100  1101  100
1171     ICH_LR13_EL2      = 0xe66d, // 11  100  1100  1101  101
1172     ICH_LR14_EL2      = 0xe66e, // 11  100  1100  1101  110
1173     ICH_LR15_EL2      = 0xe66f, // 11  100  1100  1101  111
1174 
1175     // v8.1a "Privileged Access Never" extension-specific system registers
1176     PAN               = 0xc213, // 11  000  0100  0010  011
1177 
1178     // v8.1a "Limited Ordering Regions" extension-specific system registers
1179     LORSA_EL1         = 0xc520, // 11  000  1010  0100  000
1180     LOREA_EL1         = 0xc521, // 11  000  1010  0100  001
1181     LORN_EL1          = 0xc522, // 11  000  1010  0100  010
1182     LORC_EL1          = 0xc523, // 11  000  1010  0100  011
1183     LORID_EL1         = 0xc527, // 11  000  1010  0100  111
1184 
1185     // v8.1a "Virtualization host extensions" system registers
1186     TTBR1_EL2         = 0xe101, // 11  100  0010  0000  001
1187     CONTEXTIDR_EL2    = 0xe681, // 11  100  1101  0000  001
1188     CNTHV_TVAL_EL2    = 0xe718, // 11  100  1110  0011  000
1189     CNTHV_CVAL_EL2    = 0xe71a, // 11  100  1110  0011  010
1190     CNTHV_CTL_EL2     = 0xe719, // 11  100  1110  0011  001
1191     SCTLR_EL12        = 0xe880, // 11  101  0001  0000  000
1192     CPACR_EL12        = 0xe882, // 11  101  0001  0000  010
1193     TTBR0_EL12        = 0xe900, // 11  101  0010  0000  000
1194     TTBR1_EL12        = 0xe901, // 11  101  0010  0000  001
1195     TCR_EL12          = 0xe902, // 11  101  0010  0000  010
1196     AFSR0_EL12        = 0xea88, // 11  101  0101  0001  000
1197     AFSR1_EL12        = 0xea89, // 11  101  0101  0001  001
1198     ESR_EL12          = 0xea90, // 11  101  0101  0010  000
1199     FAR_EL12          = 0xeb00, // 11  101  0110  0000  000
1200     MAIR_EL12         = 0xed10, // 11  101  1010  0010  000
1201     AMAIR_EL12        = 0xed18, // 11  101  1010  0011  000
1202     VBAR_EL12         = 0xee00, // 11  101  1100  0000  000
1203     CONTEXTIDR_EL12   = 0xee81, // 11  101  1101  0000  001
1204     CNTKCTL_EL12      = 0xef08, // 11  101  1110  0001  000
1205     CNTP_TVAL_EL02    = 0xef10, // 11  101  1110  0010  000
1206     CNTP_CTL_EL02     = 0xef11, // 11  101  1110  0010  001
1207     CNTP_CVAL_EL02    = 0xef12, // 11  101  1110  0010  010
1208     CNTV_TVAL_EL02    = 0xef18, // 11  101  1110  0011  000
1209     CNTV_CTL_EL02     = 0xef19, // 11  101  1110  0011  001
1210     CNTV_CVAL_EL02    = 0xef1a, // 11  101  1110  0011  010
1211     SPSR_EL12         = 0xea00, // 11  101  0100  0000  000
1212     ELR_EL12          = 0xea01, // 11  101  0100  0000  001
1213 
1214     // v8.2a registers
1215     UAO               = 0xc214, // 11  000  0100  0010  100
1216 
1217     // v8.2a "Statistical Profiling extension" registers
1218     PMBLIMITR_EL1     = 0xc4d0, // 11  000  1001  1010  000
1219     PMBPTR_EL1        = 0xc4d1, // 11  000  1001  1010  001
1220     PMBSR_EL1         = 0xc4d3, // 11  000  1001  1010  011
1221     PMBIDR_EL1        = 0xc4d7, // 11  000  1001  1010  111
1222     PMSCR_EL2         = 0xe4c8, // 11  100  1001  1001  000
1223     PMSCR_EL12        = 0xecc8, // 11  101  1001  1001  000
1224     PMSCR_EL1         = 0xc4c8, // 11  000  1001  1001  000
1225     PMSICR_EL1        = 0xc4ca, // 11  000  1001  1001  010
1226     PMSIRR_EL1        = 0xc4cb, // 11  000  1001  1001  011
1227     PMSFCR_EL1        = 0xc4cc, // 11  000  1001  1001  100
1228     PMSEVFR_EL1       = 0xc4cd, // 11  000  1001  1001  101
1229     PMSLATFR_EL1      = 0xc4ce, // 11  000  1001  1001  110
1230     PMSIDR_EL1        = 0xc4cf, // 11  000  1001  1001  111
1231 
1232     // Cyclone specific system registers
1233     CPM_IOACC_CTL_EL3 = 0xff90,
1234   };
1235 
1236   // Note that these do not inherit from AArch64NamedImmMapper. This class is
1237   // sufficiently different in its behaviour that I don't believe it's worth
1238   // burdening the common AArch64NamedImmMapper with abstractions only needed in
1239   // this one case.
1240   struct SysRegMapper {
1241     static const AArch64NamedImmMapper::Mapping SysRegMappings[];
1242 
1243     const AArch64NamedImmMapper::Mapping *InstMappings;
1244     size_t NumInstMappings;
1245 
SysRegMapperSysRegMapper1246     SysRegMapper() { }
1247     uint32_t fromString(StringRef Name, const FeatureBitset& FeatureBits,
1248                         bool &Valid) const;
1249     std::string toString(uint32_t Bits, const FeatureBitset& FeatureBits) const;
1250   };
1251 
1252   struct MSRMapper : SysRegMapper {
1253     static const AArch64NamedImmMapper::Mapping MSRMappings[];
1254     MSRMapper();
1255   };
1256 
1257   struct MRSMapper : SysRegMapper {
1258     static const AArch64NamedImmMapper::Mapping MRSMappings[];
1259     MRSMapper();
1260   };
1261 
1262   uint32_t ParseGenericRegister(StringRef Name, bool &Valid);
1263 }
1264 
1265 namespace AArch64TLBI {
1266   enum TLBIValues {
1267     Invalid = -1,          // Op0 Op1  CRn   CRm   Op2
1268     IPAS2E1IS    = 0x6401, // 01  100  1000  0000  001
1269     IPAS2LE1IS   = 0x6405, // 01  100  1000  0000  101
1270     VMALLE1IS    = 0x4418, // 01  000  1000  0011  000
1271     ALLE2IS      = 0x6418, // 01  100  1000  0011  000
1272     ALLE3IS      = 0x7418, // 01  110  1000  0011  000
1273     VAE1IS       = 0x4419, // 01  000  1000  0011  001
1274     VAE2IS       = 0x6419, // 01  100  1000  0011  001
1275     VAE3IS       = 0x7419, // 01  110  1000  0011  001
1276     ASIDE1IS     = 0x441a, // 01  000  1000  0011  010
1277     VAAE1IS      = 0x441b, // 01  000  1000  0011  011
1278     ALLE1IS      = 0x641c, // 01  100  1000  0011  100
1279     VALE1IS      = 0x441d, // 01  000  1000  0011  101
1280     VALE2IS      = 0x641d, // 01  100  1000  0011  101
1281     VALE3IS      = 0x741d, // 01  110  1000  0011  101
1282     VMALLS12E1IS = 0x641e, // 01  100  1000  0011  110
1283     VAALE1IS     = 0x441f, // 01  000  1000  0011  111
1284     IPAS2E1      = 0x6421, // 01  100  1000  0100  001
1285     IPAS2LE1     = 0x6425, // 01  100  1000  0100  101
1286     VMALLE1      = 0x4438, // 01  000  1000  0111  000
1287     ALLE2        = 0x6438, // 01  100  1000  0111  000
1288     ALLE3        = 0x7438, // 01  110  1000  0111  000
1289     VAE1         = 0x4439, // 01  000  1000  0111  001
1290     VAE2         = 0x6439, // 01  100  1000  0111  001
1291     VAE3         = 0x7439, // 01  110  1000  0111  001
1292     ASIDE1       = 0x443a, // 01  000  1000  0111  010
1293     VAAE1        = 0x443b, // 01  000  1000  0111  011
1294     ALLE1        = 0x643c, // 01  100  1000  0111  100
1295     VALE1        = 0x443d, // 01  000  1000  0111  101
1296     VALE2        = 0x643d, // 01  100  1000  0111  101
1297     VALE3        = 0x743d, // 01  110  1000  0111  101
1298     VMALLS12E1   = 0x643e, // 01  100  1000  0111  110
1299     VAALE1       = 0x443f  // 01  000  1000  0111  111
1300   };
1301 
1302   struct TLBIMapper : AArch64NamedImmMapper {
1303     const static Mapping TLBIMappings[];
1304 
1305     TLBIMapper();
1306   };
1307 
NeedsRegister(TLBIValues Val)1308   static inline bool NeedsRegister(TLBIValues Val) {
1309     switch (Val) {
1310     case VMALLE1IS:
1311     case ALLE2IS:
1312     case ALLE3IS:
1313     case ALLE1IS:
1314     case VMALLS12E1IS:
1315     case VMALLE1:
1316     case ALLE2:
1317     case ALLE3:
1318     case ALLE1:
1319     case VMALLS12E1:
1320       return false;
1321     default:
1322       return true;
1323     }
1324   }
1325 }
1326 
1327 namespace AArch64II {
1328   /// Target Operand Flag enum.
1329   enum TOF {
1330     //===------------------------------------------------------------------===//
1331     // AArch64 Specific MachineOperand flags.
1332 
1333     MO_NO_FLAG,
1334 
1335     MO_FRAGMENT = 0xf,
1336 
1337     /// MO_PAGE - A symbol operand with this flag represents the pc-relative
1338     /// offset of the 4K page containing the symbol.  This is used with the
1339     /// ADRP instruction.
1340     MO_PAGE = 1,
1341 
1342     /// MO_PAGEOFF - A symbol operand with this flag represents the offset of
1343     /// that symbol within a 4K page.  This offset is added to the page address
1344     /// to produce the complete address.
1345     MO_PAGEOFF = 2,
1346 
1347     /// MO_G3 - A symbol operand with this flag (granule 3) represents the high
1348     /// 16-bits of a 64-bit address, used in a MOVZ or MOVK instruction
1349     MO_G3 = 3,
1350 
1351     /// MO_G2 - A symbol operand with this flag (granule 2) represents the bits
1352     /// 32-47 of a 64-bit address, used in a MOVZ or MOVK instruction
1353     MO_G2 = 4,
1354 
1355     /// MO_G1 - A symbol operand with this flag (granule 1) represents the bits
1356     /// 16-31 of a 64-bit address, used in a MOVZ or MOVK instruction
1357     MO_G1 = 5,
1358 
1359     /// MO_G0 - A symbol operand with this flag (granule 0) represents the bits
1360     /// 0-15 of a 64-bit address, used in a MOVZ or MOVK instruction
1361     MO_G0 = 6,
1362 
1363     /// MO_HI12 - This flag indicates that a symbol operand represents the bits
1364     /// 13-24 of a 64-bit address, used in a arithmetic immediate-shifted-left-
1365     /// by-12-bits instruction.
1366     MO_HI12 = 7,
1367 
1368     /// MO_GOT - This flag indicates that a symbol operand represents the
1369     /// address of the GOT entry for the symbol, rather than the address of
1370     /// the symbol itself.
1371     MO_GOT = 0x10,
1372 
1373     /// MO_NC - Indicates whether the linker is expected to check the symbol
1374     /// reference for overflow. For example in an ADRP/ADD pair of relocations
1375     /// the ADRP usually does check, but not the ADD.
1376     MO_NC = 0x20,
1377 
1378     /// MO_TLS - Indicates that the operand being accessed is some kind of
1379     /// thread-local symbol. On Darwin, only one type of thread-local access
1380     /// exists (pre linker-relaxation), but on ELF the TLSModel used for the
1381     /// referee will affect interpretation.
1382     MO_TLS = 0x40,
1383 
1384     /// MO_CONSTPOOL - This flag indicates that a symbol operand represents
1385     /// the address of a constant pool entry for the symbol, rather than the
1386     /// address of the symbol itself.
1387     MO_CONSTPOOL = 0x80
1388   };
1389 } // end namespace AArch64II
1390 
1391 } // end namespace llvm
1392 
1393 #endif
1394