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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 AArch64BASEINFO_H
18 #define 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/Support/ErrorHandling.h"
26 
27 namespace llvm {
28 
getWRegFromXReg(unsigned Reg)29 inline static unsigned getWRegFromXReg(unsigned Reg) {
30   switch (Reg) {
31   case AArch64::X0: return AArch64::W0;
32   case AArch64::X1: return AArch64::W1;
33   case AArch64::X2: return AArch64::W2;
34   case AArch64::X3: return AArch64::W3;
35   case AArch64::X4: return AArch64::W4;
36   case AArch64::X5: return AArch64::W5;
37   case AArch64::X6: return AArch64::W6;
38   case AArch64::X7: return AArch64::W7;
39   case AArch64::X8: return AArch64::W8;
40   case AArch64::X9: return AArch64::W9;
41   case AArch64::X10: return AArch64::W10;
42   case AArch64::X11: return AArch64::W11;
43   case AArch64::X12: return AArch64::W12;
44   case AArch64::X13: return AArch64::W13;
45   case AArch64::X14: return AArch64::W14;
46   case AArch64::X15: return AArch64::W15;
47   case AArch64::X16: return AArch64::W16;
48   case AArch64::X17: return AArch64::W17;
49   case AArch64::X18: return AArch64::W18;
50   case AArch64::X19: return AArch64::W19;
51   case AArch64::X20: return AArch64::W20;
52   case AArch64::X21: return AArch64::W21;
53   case AArch64::X22: return AArch64::W22;
54   case AArch64::X23: return AArch64::W23;
55   case AArch64::X24: return AArch64::W24;
56   case AArch64::X25: return AArch64::W25;
57   case AArch64::X26: return AArch64::W26;
58   case AArch64::X27: return AArch64::W27;
59   case AArch64::X28: return AArch64::W28;
60   case AArch64::FP: return AArch64::W29;
61   case AArch64::LR: return AArch64::W30;
62   case AArch64::SP: return AArch64::WSP;
63   case AArch64::XZR: return AArch64::WZR;
64   }
65   // For anything else, return it unchanged.
66   return Reg;
67 }
68 
getXRegFromWReg(unsigned Reg)69 inline static unsigned getXRegFromWReg(unsigned Reg) {
70   switch (Reg) {
71   case AArch64::W0: return AArch64::X0;
72   case AArch64::W1: return AArch64::X1;
73   case AArch64::W2: return AArch64::X2;
74   case AArch64::W3: return AArch64::X3;
75   case AArch64::W4: return AArch64::X4;
76   case AArch64::W5: return AArch64::X5;
77   case AArch64::W6: return AArch64::X6;
78   case AArch64::W7: return AArch64::X7;
79   case AArch64::W8: return AArch64::X8;
80   case AArch64::W9: return AArch64::X9;
81   case AArch64::W10: return AArch64::X10;
82   case AArch64::W11: return AArch64::X11;
83   case AArch64::W12: return AArch64::X12;
84   case AArch64::W13: return AArch64::X13;
85   case AArch64::W14: return AArch64::X14;
86   case AArch64::W15: return AArch64::X15;
87   case AArch64::W16: return AArch64::X16;
88   case AArch64::W17: return AArch64::X17;
89   case AArch64::W18: return AArch64::X18;
90   case AArch64::W19: return AArch64::X19;
91   case AArch64::W20: return AArch64::X20;
92   case AArch64::W21: return AArch64::X21;
93   case AArch64::W22: return AArch64::X22;
94   case AArch64::W23: return AArch64::X23;
95   case AArch64::W24: return AArch64::X24;
96   case AArch64::W25: return AArch64::X25;
97   case AArch64::W26: return AArch64::X26;
98   case AArch64::W27: return AArch64::X27;
99   case AArch64::W28: return AArch64::X28;
100   case AArch64::W29: return AArch64::FP;
101   case AArch64::W30: return AArch64::LR;
102   case AArch64::WSP: return AArch64::SP;
103   case AArch64::WZR: return AArch64::XZR;
104   }
105   // For anything else, return it unchanged.
106   return Reg;
107 }
108 
getBRegFromDReg(unsigned Reg)109 static inline unsigned getBRegFromDReg(unsigned Reg) {
110   switch (Reg) {
111   case AArch64::D0:  return AArch64::B0;
112   case AArch64::D1:  return AArch64::B1;
113   case AArch64::D2:  return AArch64::B2;
114   case AArch64::D3:  return AArch64::B3;
115   case AArch64::D4:  return AArch64::B4;
116   case AArch64::D5:  return AArch64::B5;
117   case AArch64::D6:  return AArch64::B6;
118   case AArch64::D7:  return AArch64::B7;
119   case AArch64::D8:  return AArch64::B8;
120   case AArch64::D9:  return AArch64::B9;
121   case AArch64::D10: return AArch64::B10;
122   case AArch64::D11: return AArch64::B11;
123   case AArch64::D12: return AArch64::B12;
124   case AArch64::D13: return AArch64::B13;
125   case AArch64::D14: return AArch64::B14;
126   case AArch64::D15: return AArch64::B15;
127   case AArch64::D16: return AArch64::B16;
128   case AArch64::D17: return AArch64::B17;
129   case AArch64::D18: return AArch64::B18;
130   case AArch64::D19: return AArch64::B19;
131   case AArch64::D20: return AArch64::B20;
132   case AArch64::D21: return AArch64::B21;
133   case AArch64::D22: return AArch64::B22;
134   case AArch64::D23: return AArch64::B23;
135   case AArch64::D24: return AArch64::B24;
136   case AArch64::D25: return AArch64::B25;
137   case AArch64::D26: return AArch64::B26;
138   case AArch64::D27: return AArch64::B27;
139   case AArch64::D28: return AArch64::B28;
140   case AArch64::D29: return AArch64::B29;
141   case AArch64::D30: return AArch64::B30;
142   case AArch64::D31: return AArch64::B31;
143   }
144   // For anything else, return it unchanged.
145   return Reg;
146 }
147 
148 
getDRegFromBReg(unsigned Reg)149 static inline unsigned getDRegFromBReg(unsigned Reg) {
150   switch (Reg) {
151   case AArch64::B0:  return AArch64::D0;
152   case AArch64::B1:  return AArch64::D1;
153   case AArch64::B2:  return AArch64::D2;
154   case AArch64::B3:  return AArch64::D3;
155   case AArch64::B4:  return AArch64::D4;
156   case AArch64::B5:  return AArch64::D5;
157   case AArch64::B6:  return AArch64::D6;
158   case AArch64::B7:  return AArch64::D7;
159   case AArch64::B8:  return AArch64::D8;
160   case AArch64::B9:  return AArch64::D9;
161   case AArch64::B10: return AArch64::D10;
162   case AArch64::B11: return AArch64::D11;
163   case AArch64::B12: return AArch64::D12;
164   case AArch64::B13: return AArch64::D13;
165   case AArch64::B14: return AArch64::D14;
166   case AArch64::B15: return AArch64::D15;
167   case AArch64::B16: return AArch64::D16;
168   case AArch64::B17: return AArch64::D17;
169   case AArch64::B18: return AArch64::D18;
170   case AArch64::B19: return AArch64::D19;
171   case AArch64::B20: return AArch64::D20;
172   case AArch64::B21: return AArch64::D21;
173   case AArch64::B22: return AArch64::D22;
174   case AArch64::B23: return AArch64::D23;
175   case AArch64::B24: return AArch64::D24;
176   case AArch64::B25: return AArch64::D25;
177   case AArch64::B26: return AArch64::D26;
178   case AArch64::B27: return AArch64::D27;
179   case AArch64::B28: return AArch64::D28;
180   case AArch64::B29: return AArch64::D29;
181   case AArch64::B30: return AArch64::D30;
182   case AArch64::B31: return AArch64::D31;
183   }
184   // For anything else, return it unchanged.
185   return Reg;
186 }
187 
188 namespace AArch64CC {
189 
190 // The CondCodes constants map directly to the 4-bit encoding of the condition
191 // field for predicated instructions.
192 enum CondCode {  // Meaning (integer)          Meaning (floating-point)
193   EQ = 0x0,      // Equal                      Equal
194   NE = 0x1,      // Not equal                  Not equal, or unordered
195   HS = 0x2,      // Unsigned higher or same    >, ==, or unordered
196   LO = 0x3,      // Unsigned lower             Less than
197   MI = 0x4,      // Minus, negative            Less than
198   PL = 0x5,      // Plus, positive or zero     >, ==, or unordered
199   VS = 0x6,      // Overflow                   Unordered
200   VC = 0x7,      // No overflow                Not unordered
201   HI = 0x8,      // Unsigned higher            Greater than, or unordered
202   LS = 0x9,      // Unsigned lower or same     Less than or equal
203   GE = 0xa,      // Greater than or equal      Greater than or equal
204   LT = 0xb,      // Less than                  Less than, or unordered
205   GT = 0xc,      // Greater than               Greater than
206   LE = 0xd,      // Less than or equal         <, ==, or unordered
207   AL = 0xe,      // Always (unconditional)     Always (unconditional)
208   NV = 0xf,      // Always (unconditional)     Always (unconditional)
209   // Note the NV exists purely to disassemble 0b1111. Execution is "always".
210   Invalid
211 };
212 
getCondCodeName(CondCode Code)213 inline static const char *getCondCodeName(CondCode Code) {
214   switch (Code) {
215   default: llvm_unreachable("Unknown condition code");
216   case EQ:  return "eq";
217   case NE:  return "ne";
218   case HS:  return "hs";
219   case LO:  return "lo";
220   case MI:  return "mi";
221   case PL:  return "pl";
222   case VS:  return "vs";
223   case VC:  return "vc";
224   case HI:  return "hi";
225   case LS:  return "ls";
226   case GE:  return "ge";
227   case LT:  return "lt";
228   case GT:  return "gt";
229   case LE:  return "le";
230   case AL:  return "al";
231   case NV:  return "nv";
232   }
233 }
234 
getInvertedCondCode(CondCode Code)235 inline static CondCode getInvertedCondCode(CondCode Code) {
236   // To reverse a condition it's necessary to only invert the low bit:
237 
238   return static_cast<CondCode>(static_cast<unsigned>(Code) ^ 0x1);
239 }
240 
241 /// Given a condition code, return NZCV flags that would satisfy that condition.
242 /// The flag bits are in the format expected by the ccmp instructions.
243 /// Note that many different flag settings can satisfy a given condition code,
244 /// this function just returns one of them.
getNZCVToSatisfyCondCode(CondCode Code)245 inline static unsigned getNZCVToSatisfyCondCode(CondCode Code) {
246   // NZCV flags encoded as expected by ccmp instructions, ARMv8 ISA 5.5.7.
247   enum { N = 8, Z = 4, C = 2, V = 1 };
248   switch (Code) {
249   default: llvm_unreachable("Unknown condition code");
250   case EQ: return Z; // Z == 1
251   case NE: return 0; // Z == 0
252   case HS: return C; // C == 1
253   case LO: return 0; // C == 0
254   case MI: return N; // N == 1
255   case PL: return 0; // N == 0
256   case VS: return V; // V == 1
257   case VC: return 0; // V == 0
258   case HI: return C; // C == 1 && Z == 0
259   case LS: return 0; // C == 0 || Z == 1
260   case GE: return 0; // N == V
261   case LT: return N; // N != V
262   case GT: return 0; // Z == 0 && N == V
263   case LE: return Z; // Z == 1 || N != V
264   }
265 }
266 } // end namespace AArch64CC
267 
268 /// Instances of this class can perform bidirectional mapping from random
269 /// identifier strings to operand encodings. For example "MSR" takes a named
270 /// system-register which must be encoded somehow and decoded for printing. This
271 /// central location means that the information for those transformations is not
272 /// duplicated and remains in sync.
273 ///
274 /// FIXME: currently the algorithm is a completely unoptimised linear
275 /// search. Obviously this could be improved, but we would probably want to work
276 /// out just how often these instructions are emitted before working on it. It
277 /// might even be optimal to just reorder the tables for the common instructions
278 /// rather than changing the algorithm.
279 struct AArch64NamedImmMapper {
280   struct Mapping {
281     const char *Name;
282     uint32_t Value;
283   };
284 
285   template<int N>
AArch64NamedImmMapperAArch64NamedImmMapper286   AArch64NamedImmMapper(const Mapping (&Pairs)[N], uint32_t TooBigImm)
287     : Pairs(&Pairs[0]), NumPairs(N), TooBigImm(TooBigImm) {}
288 
289   StringRef toString(uint32_t Value, bool &Valid) const;
290   uint32_t fromString(StringRef Name, bool &Valid) const;
291 
292   /// Many of the instructions allow an alternative assembly form consisting of
293   /// a simple immediate. Currently the only valid forms are ranges [0, N) where
294   /// N being 0 indicates no immediate syntax-form is allowed.
295   bool validImm(uint32_t Value) const;
296 protected:
297   const Mapping *Pairs;
298   size_t NumPairs;
299   uint32_t TooBigImm;
300 };
301 
302 namespace AArch64AT {
303   enum ATValues {
304     Invalid = -1,    // Op0 Op1  CRn   CRm   Op2
305     S1E1R = 0x43c0,  // 01  000  0111  1000  000
306     S1E2R = 0x63c0,  // 01  100  0111  1000  000
307     S1E3R = 0x73c0,  // 01  110  0111  1000  000
308     S1E1W = 0x43c1,  // 01  000  0111  1000  001
309     S1E2W = 0x63c1,  // 01  100  0111  1000  001
310     S1E3W = 0x73c1,  // 01  110  0111  1000  001
311     S1E0R = 0x43c2,  // 01  000  0111  1000  010
312     S1E0W = 0x43c3,  // 01  000  0111  1000  011
313     S12E1R = 0x63c4, // 01  100  0111  1000  100
314     S12E1W = 0x63c5, // 01  100  0111  1000  101
315     S12E0R = 0x63c6, // 01  100  0111  1000  110
316     S12E0W = 0x63c7  // 01  100  0111  1000  111
317   };
318 
319   struct ATMapper : AArch64NamedImmMapper {
320     const static Mapping ATPairs[];
321 
322     ATMapper();
323   };
324 
325 }
326 namespace AArch64DB {
327   enum DBValues {
328     Invalid = -1,
329     OSHLD = 0x1,
330     OSHST = 0x2,
331     OSH =   0x3,
332     NSHLD = 0x5,
333     NSHST = 0x6,
334     NSH =   0x7,
335     ISHLD = 0x9,
336     ISHST = 0xa,
337     ISH =   0xb,
338     LD =    0xd,
339     ST =    0xe,
340     SY =    0xf
341   };
342 
343   struct DBarrierMapper : AArch64NamedImmMapper {
344     const static Mapping DBarrierPairs[];
345 
346     DBarrierMapper();
347   };
348 }
349 
350 namespace  AArch64DC {
351   enum DCValues {
352     Invalid = -1,   // Op1  CRn   CRm   Op2
353     ZVA   = 0x5ba1, // 01  011  0111  0100  001
354     IVAC  = 0x43b1, // 01  000  0111  0110  001
355     ISW   = 0x43b2, // 01  000  0111  0110  010
356     CVAC  = 0x5bd1, // 01  011  0111  1010  001
357     CSW   = 0x43d2, // 01  000  0111  1010  010
358     CVAU  = 0x5bd9, // 01  011  0111  1011  001
359     CIVAC = 0x5bf1, // 01  011  0111  1110  001
360     CISW  = 0x43f2  // 01  000  0111  1110  010
361   };
362 
363   struct DCMapper : AArch64NamedImmMapper {
364     const static Mapping DCPairs[];
365 
366     DCMapper();
367   };
368 
369 }
370 
371 namespace  AArch64IC {
372   enum ICValues {
373     Invalid = -1,     // Op1  CRn   CRm   Op2
374     IALLUIS = 0x0388, // 000  0111  0001  000
375     IALLU = 0x03a8,   // 000  0111  0101  000
376     IVAU = 0x1ba9     // 011  0111  0101  001
377   };
378 
379 
380   struct ICMapper : AArch64NamedImmMapper {
381     const static Mapping ICPairs[];
382 
383     ICMapper();
384   };
385 
NeedsRegister(ICValues Val)386   static inline bool NeedsRegister(ICValues Val) {
387     return Val == IVAU;
388   }
389 }
390 
391 namespace  AArch64ISB {
392   enum ISBValues {
393     Invalid = -1,
394     SY = 0xf
395   };
396   struct ISBMapper : AArch64NamedImmMapper {
397     const static Mapping ISBPairs[];
398 
399     ISBMapper();
400   };
401 }
402 
403 namespace AArch64PRFM {
404   enum PRFMValues {
405     Invalid = -1,
406     PLDL1KEEP = 0x00,
407     PLDL1STRM = 0x01,
408     PLDL2KEEP = 0x02,
409     PLDL2STRM = 0x03,
410     PLDL3KEEP = 0x04,
411     PLDL3STRM = 0x05,
412     PLIL1KEEP = 0x08,
413     PLIL1STRM = 0x09,
414     PLIL2KEEP = 0x0a,
415     PLIL2STRM = 0x0b,
416     PLIL3KEEP = 0x0c,
417     PLIL3STRM = 0x0d,
418     PSTL1KEEP = 0x10,
419     PSTL1STRM = 0x11,
420     PSTL2KEEP = 0x12,
421     PSTL2STRM = 0x13,
422     PSTL3KEEP = 0x14,
423     PSTL3STRM = 0x15
424   };
425 
426   struct PRFMMapper : AArch64NamedImmMapper {
427     const static Mapping PRFMPairs[];
428 
429     PRFMMapper();
430   };
431 }
432 
433 namespace AArch64PState {
434   enum PStateValues {
435     Invalid = -1,
436     SPSel = 0x05,
437     DAIFSet = 0x1e,
438     DAIFClr = 0x1f
439   };
440 
441   struct PStateMapper : AArch64NamedImmMapper {
442     const static Mapping PStatePairs[];
443 
444     PStateMapper();
445   };
446 
447 }
448 
449 namespace AArch64SE {
450     enum ShiftExtSpecifiers {
451         Invalid = -1,
452         LSL,
453         MSL,
454         LSR,
455         ASR,
456         ROR,
457 
458         UXTB,
459         UXTH,
460         UXTW,
461         UXTX,
462 
463         SXTB,
464         SXTH,
465         SXTW,
466         SXTX
467     };
468 }
469 
470 namespace AArch64Layout {
471     enum VectorLayout {
472         Invalid = -1,
473         VL_8B,
474         VL_4H,
475         VL_2S,
476         VL_1D,
477 
478         VL_16B,
479         VL_8H,
480         VL_4S,
481         VL_2D,
482 
483         // Bare layout for the 128-bit vector
484         // (only show ".b", ".h", ".s", ".d" without vector number)
485         VL_B,
486         VL_H,
487         VL_S,
488         VL_D
489     };
490 }
491 
492 inline static const char *
AArch64VectorLayoutToString(AArch64Layout::VectorLayout Layout)493 AArch64VectorLayoutToString(AArch64Layout::VectorLayout Layout) {
494   switch (Layout) {
495   case AArch64Layout::VL_8B:  return ".8b";
496   case AArch64Layout::VL_4H:  return ".4h";
497   case AArch64Layout::VL_2S:  return ".2s";
498   case AArch64Layout::VL_1D:  return ".1d";
499   case AArch64Layout::VL_16B:  return ".16b";
500   case AArch64Layout::VL_8H:  return ".8h";
501   case AArch64Layout::VL_4S:  return ".4s";
502   case AArch64Layout::VL_2D:  return ".2d";
503   case AArch64Layout::VL_B:  return ".b";
504   case AArch64Layout::VL_H:  return ".h";
505   case AArch64Layout::VL_S:  return ".s";
506   case AArch64Layout::VL_D:  return ".d";
507   default: llvm_unreachable("Unknown Vector Layout");
508   }
509 }
510 
511 inline static AArch64Layout::VectorLayout
AArch64StringToVectorLayout(StringRef LayoutStr)512 AArch64StringToVectorLayout(StringRef LayoutStr) {
513   return StringSwitch<AArch64Layout::VectorLayout>(LayoutStr)
514              .Case(".8b", AArch64Layout::VL_8B)
515              .Case(".4h", AArch64Layout::VL_4H)
516              .Case(".2s", AArch64Layout::VL_2S)
517              .Case(".1d", AArch64Layout::VL_1D)
518              .Case(".16b", AArch64Layout::VL_16B)
519              .Case(".8h", AArch64Layout::VL_8H)
520              .Case(".4s", AArch64Layout::VL_4S)
521              .Case(".2d", AArch64Layout::VL_2D)
522              .Case(".b", AArch64Layout::VL_B)
523              .Case(".h", AArch64Layout::VL_H)
524              .Case(".s", AArch64Layout::VL_S)
525              .Case(".d", AArch64Layout::VL_D)
526              .Default(AArch64Layout::Invalid);
527 }
528 
529 namespace AArch64SysReg {
530   enum SysRegROValues {
531     MDCCSR_EL0        = 0x9808, // 10  011  0000  0001  000
532     DBGDTRRX_EL0      = 0x9828, // 10  011  0000  0101  000
533     MDRAR_EL1         = 0x8080, // 10  000  0001  0000  000
534     OSLSR_EL1         = 0x808c, // 10  000  0001  0001  100
535     DBGAUTHSTATUS_EL1 = 0x83f6, // 10  000  0111  1110  110
536     PMCEID0_EL0       = 0xdce6, // 11  011  1001  1100  110
537     PMCEID1_EL0       = 0xdce7, // 11  011  1001  1100  111
538     MIDR_EL1          = 0xc000, // 11  000  0000  0000  000
539     CCSIDR_EL1        = 0xc800, // 11  001  0000  0000  000
540     CLIDR_EL1         = 0xc801, // 11  001  0000  0000  001
541     CTR_EL0           = 0xd801, // 11  011  0000  0000  001
542     MPIDR_EL1         = 0xc005, // 11  000  0000  0000  101
543     REVIDR_EL1        = 0xc006, // 11  000  0000  0000  110
544     AIDR_EL1          = 0xc807, // 11  001  0000  0000  111
545     DCZID_EL0         = 0xd807, // 11  011  0000  0000  111
546     ID_PFR0_EL1       = 0xc008, // 11  000  0000  0001  000
547     ID_PFR1_EL1       = 0xc009, // 11  000  0000  0001  001
548     ID_DFR0_EL1       = 0xc00a, // 11  000  0000  0001  010
549     ID_AFR0_EL1       = 0xc00b, // 11  000  0000  0001  011
550     ID_MMFR0_EL1      = 0xc00c, // 11  000  0000  0001  100
551     ID_MMFR1_EL1      = 0xc00d, // 11  000  0000  0001  101
552     ID_MMFR2_EL1      = 0xc00e, // 11  000  0000  0001  110
553     ID_MMFR3_EL1      = 0xc00f, // 11  000  0000  0001  111
554     ID_ISAR0_EL1      = 0xc010, // 11  000  0000  0010  000
555     ID_ISAR1_EL1      = 0xc011, // 11  000  0000  0010  001
556     ID_ISAR2_EL1      = 0xc012, // 11  000  0000  0010  010
557     ID_ISAR3_EL1      = 0xc013, // 11  000  0000  0010  011
558     ID_ISAR4_EL1      = 0xc014, // 11  000  0000  0010  100
559     ID_ISAR5_EL1      = 0xc015, // 11  000  0000  0010  101
560     ID_A64PFR0_EL1    = 0xc020, // 11  000  0000  0100  000
561     ID_A64PFR1_EL1    = 0xc021, // 11  000  0000  0100  001
562     ID_A64DFR0_EL1    = 0xc028, // 11  000  0000  0101  000
563     ID_A64DFR1_EL1    = 0xc029, // 11  000  0000  0101  001
564     ID_A64AFR0_EL1    = 0xc02c, // 11  000  0000  0101  100
565     ID_A64AFR1_EL1    = 0xc02d, // 11  000  0000  0101  101
566     ID_A64ISAR0_EL1   = 0xc030, // 11  000  0000  0110  000
567     ID_A64ISAR1_EL1   = 0xc031, // 11  000  0000  0110  001
568     ID_A64MMFR0_EL1   = 0xc038, // 11  000  0000  0111  000
569     ID_A64MMFR1_EL1   = 0xc039, // 11  000  0000  0111  001
570     MVFR0_EL1         = 0xc018, // 11  000  0000  0011  000
571     MVFR1_EL1         = 0xc019, // 11  000  0000  0011  001
572     MVFR2_EL1         = 0xc01a, // 11  000  0000  0011  010
573     RVBAR_EL1         = 0xc601, // 11  000  1100  0000  001
574     RVBAR_EL2         = 0xe601, // 11  100  1100  0000  001
575     RVBAR_EL3         = 0xf601, // 11  110  1100  0000  001
576     ISR_EL1           = 0xc608, // 11  000  1100  0001  000
577     CNTPCT_EL0        = 0xdf01, // 11  011  1110  0000  001
578     CNTVCT_EL0        = 0xdf02,  // 11  011  1110  0000  010
579 
580     // Trace registers
581     TRCSTATR          = 0x8818, // 10  001  0000  0011  000
582     TRCIDR8           = 0x8806, // 10  001  0000  0000  110
583     TRCIDR9           = 0x880e, // 10  001  0000  0001  110
584     TRCIDR10          = 0x8816, // 10  001  0000  0010  110
585     TRCIDR11          = 0x881e, // 10  001  0000  0011  110
586     TRCIDR12          = 0x8826, // 10  001  0000  0100  110
587     TRCIDR13          = 0x882e, // 10  001  0000  0101  110
588     TRCIDR0           = 0x8847, // 10  001  0000  1000  111
589     TRCIDR1           = 0x884f, // 10  001  0000  1001  111
590     TRCIDR2           = 0x8857, // 10  001  0000  1010  111
591     TRCIDR3           = 0x885f, // 10  001  0000  1011  111
592     TRCIDR4           = 0x8867, // 10  001  0000  1100  111
593     TRCIDR5           = 0x886f, // 10  001  0000  1101  111
594     TRCIDR6           = 0x8877, // 10  001  0000  1110  111
595     TRCIDR7           = 0x887f, // 10  001  0000  1111  111
596     TRCOSLSR          = 0x888c, // 10  001  0001  0001  100
597     TRCPDSR           = 0x88ac, // 10  001  0001  0101  100
598     TRCDEVAFF0        = 0x8bd6, // 10  001  0111  1010  110
599     TRCDEVAFF1        = 0x8bde, // 10  001  0111  1011  110
600     TRCLSR            = 0x8bee, // 10  001  0111  1101  110
601     TRCAUTHSTATUS     = 0x8bf6, // 10  001  0111  1110  110
602     TRCDEVARCH        = 0x8bfe, // 10  001  0111  1111  110
603     TRCDEVID          = 0x8b97, // 10  001  0111  0010  111
604     TRCDEVTYPE        = 0x8b9f, // 10  001  0111  0011  111
605     TRCPIDR4          = 0x8ba7, // 10  001  0111  0100  111
606     TRCPIDR5          = 0x8baf, // 10  001  0111  0101  111
607     TRCPIDR6          = 0x8bb7, // 10  001  0111  0110  111
608     TRCPIDR7          = 0x8bbf, // 10  001  0111  0111  111
609     TRCPIDR0          = 0x8bc7, // 10  001  0111  1000  111
610     TRCPIDR1          = 0x8bcf, // 10  001  0111  1001  111
611     TRCPIDR2          = 0x8bd7, // 10  001  0111  1010  111
612     TRCPIDR3          = 0x8bdf, // 10  001  0111  1011  111
613     TRCCIDR0          = 0x8be7, // 10  001  0111  1100  111
614     TRCCIDR1          = 0x8bef, // 10  001  0111  1101  111
615     TRCCIDR2          = 0x8bf7, // 10  001  0111  1110  111
616     TRCCIDR3          = 0x8bff, // 10  001  0111  1111  111
617 
618     // GICv3 registers
619     ICC_IAR1_EL1      = 0xc660, // 11  000  1100  1100  000
620     ICC_IAR0_EL1      = 0xc640, // 11  000  1100  1000  000
621     ICC_HPPIR1_EL1    = 0xc662, // 11  000  1100  1100  010
622     ICC_HPPIR0_EL1    = 0xc642, // 11  000  1100  1000  010
623     ICC_RPR_EL1       = 0xc65b, // 11  000  1100  1011  011
624     ICH_VTR_EL2       = 0xe659, // 11  100  1100  1011  001
625     ICH_EISR_EL2      = 0xe65b, // 11  100  1100  1011  011
626     ICH_ELSR_EL2      = 0xe65d  // 11  100  1100  1011  101
627   };
628 
629   enum SysRegWOValues {
630     DBGDTRTX_EL0      = 0x9828, // 10  011  0000  0101  000
631     OSLAR_EL1         = 0x8084, // 10  000  0001  0000  100
632     PMSWINC_EL0       = 0xdce4,  // 11  011  1001  1100  100
633 
634     // Trace Registers
635     TRCOSLAR          = 0x8884, // 10  001  0001  0000  100
636     TRCLAR            = 0x8be6, // 10  001  0111  1100  110
637 
638     // GICv3 registers
639     ICC_EOIR1_EL1     = 0xc661, // 11  000  1100  1100  001
640     ICC_EOIR0_EL1     = 0xc641, // 11  000  1100  1000  001
641     ICC_DIR_EL1       = 0xc659, // 11  000  1100  1011  001
642     ICC_SGI1R_EL1     = 0xc65d, // 11  000  1100  1011  101
643     ICC_ASGI1R_EL1    = 0xc65e, // 11  000  1100  1011  110
644     ICC_SGI0R_EL1     = 0xc65f  // 11  000  1100  1011  111
645   };
646 
647   enum SysRegValues {
648     Invalid = -1,               // Op0 Op1  CRn   CRm   Op2
649     OSDTRRX_EL1       = 0x8002, // 10  000  0000  0000  010
650     OSDTRTX_EL1       = 0x801a, // 10  000  0000  0011  010
651     TEECR32_EL1       = 0x9000, // 10  010  0000  0000  000
652     MDCCINT_EL1       = 0x8010, // 10  000  0000  0010  000
653     MDSCR_EL1         = 0x8012, // 10  000  0000  0010  010
654     DBGDTR_EL0        = 0x9820, // 10  011  0000  0100  000
655     OSECCR_EL1        = 0x8032, // 10  000  0000  0110  010
656     DBGVCR32_EL2      = 0xa038, // 10  100  0000  0111  000
657     DBGBVR0_EL1       = 0x8004, // 10  000  0000  0000  100
658     DBGBVR1_EL1       = 0x800c, // 10  000  0000  0001  100
659     DBGBVR2_EL1       = 0x8014, // 10  000  0000  0010  100
660     DBGBVR3_EL1       = 0x801c, // 10  000  0000  0011  100
661     DBGBVR4_EL1       = 0x8024, // 10  000  0000  0100  100
662     DBGBVR5_EL1       = 0x802c, // 10  000  0000  0101  100
663     DBGBVR6_EL1       = 0x8034, // 10  000  0000  0110  100
664     DBGBVR7_EL1       = 0x803c, // 10  000  0000  0111  100
665     DBGBVR8_EL1       = 0x8044, // 10  000  0000  1000  100
666     DBGBVR9_EL1       = 0x804c, // 10  000  0000  1001  100
667     DBGBVR10_EL1      = 0x8054, // 10  000  0000  1010  100
668     DBGBVR11_EL1      = 0x805c, // 10  000  0000  1011  100
669     DBGBVR12_EL1      = 0x8064, // 10  000  0000  1100  100
670     DBGBVR13_EL1      = 0x806c, // 10  000  0000  1101  100
671     DBGBVR14_EL1      = 0x8074, // 10  000  0000  1110  100
672     DBGBVR15_EL1      = 0x807c, // 10  000  0000  1111  100
673     DBGBCR0_EL1       = 0x8005, // 10  000  0000  0000  101
674     DBGBCR1_EL1       = 0x800d, // 10  000  0000  0001  101
675     DBGBCR2_EL1       = 0x8015, // 10  000  0000  0010  101
676     DBGBCR3_EL1       = 0x801d, // 10  000  0000  0011  101
677     DBGBCR4_EL1       = 0x8025, // 10  000  0000  0100  101
678     DBGBCR5_EL1       = 0x802d, // 10  000  0000  0101  101
679     DBGBCR6_EL1       = 0x8035, // 10  000  0000  0110  101
680     DBGBCR7_EL1       = 0x803d, // 10  000  0000  0111  101
681     DBGBCR8_EL1       = 0x8045, // 10  000  0000  1000  101
682     DBGBCR9_EL1       = 0x804d, // 10  000  0000  1001  101
683     DBGBCR10_EL1      = 0x8055, // 10  000  0000  1010  101
684     DBGBCR11_EL1      = 0x805d, // 10  000  0000  1011  101
685     DBGBCR12_EL1      = 0x8065, // 10  000  0000  1100  101
686     DBGBCR13_EL1      = 0x806d, // 10  000  0000  1101  101
687     DBGBCR14_EL1      = 0x8075, // 10  000  0000  1110  101
688     DBGBCR15_EL1      = 0x807d, // 10  000  0000  1111  101
689     DBGWVR0_EL1       = 0x8006, // 10  000  0000  0000  110
690     DBGWVR1_EL1       = 0x800e, // 10  000  0000  0001  110
691     DBGWVR2_EL1       = 0x8016, // 10  000  0000  0010  110
692     DBGWVR3_EL1       = 0x801e, // 10  000  0000  0011  110
693     DBGWVR4_EL1       = 0x8026, // 10  000  0000  0100  110
694     DBGWVR5_EL1       = 0x802e, // 10  000  0000  0101  110
695     DBGWVR6_EL1       = 0x8036, // 10  000  0000  0110  110
696     DBGWVR7_EL1       = 0x803e, // 10  000  0000  0111  110
697     DBGWVR8_EL1       = 0x8046, // 10  000  0000  1000  110
698     DBGWVR9_EL1       = 0x804e, // 10  000  0000  1001  110
699     DBGWVR10_EL1      = 0x8056, // 10  000  0000  1010  110
700     DBGWVR11_EL1      = 0x805e, // 10  000  0000  1011  110
701     DBGWVR12_EL1      = 0x8066, // 10  000  0000  1100  110
702     DBGWVR13_EL1      = 0x806e, // 10  000  0000  1101  110
703     DBGWVR14_EL1      = 0x8076, // 10  000  0000  1110  110
704     DBGWVR15_EL1      = 0x807e, // 10  000  0000  1111  110
705     DBGWCR0_EL1       = 0x8007, // 10  000  0000  0000  111
706     DBGWCR1_EL1       = 0x800f, // 10  000  0000  0001  111
707     DBGWCR2_EL1       = 0x8017, // 10  000  0000  0010  111
708     DBGWCR3_EL1       = 0x801f, // 10  000  0000  0011  111
709     DBGWCR4_EL1       = 0x8027, // 10  000  0000  0100  111
710     DBGWCR5_EL1       = 0x802f, // 10  000  0000  0101  111
711     DBGWCR6_EL1       = 0x8037, // 10  000  0000  0110  111
712     DBGWCR7_EL1       = 0x803f, // 10  000  0000  0111  111
713     DBGWCR8_EL1       = 0x8047, // 10  000  0000  1000  111
714     DBGWCR9_EL1       = 0x804f, // 10  000  0000  1001  111
715     DBGWCR10_EL1      = 0x8057, // 10  000  0000  1010  111
716     DBGWCR11_EL1      = 0x805f, // 10  000  0000  1011  111
717     DBGWCR12_EL1      = 0x8067, // 10  000  0000  1100  111
718     DBGWCR13_EL1      = 0x806f, // 10  000  0000  1101  111
719     DBGWCR14_EL1      = 0x8077, // 10  000  0000  1110  111
720     DBGWCR15_EL1      = 0x807f, // 10  000  0000  1111  111
721     TEEHBR32_EL1      = 0x9080, // 10  010  0001  0000  000
722     OSDLR_EL1         = 0x809c, // 10  000  0001  0011  100
723     DBGPRCR_EL1       = 0x80a4, // 10  000  0001  0100  100
724     DBGCLAIMSET_EL1   = 0x83c6, // 10  000  0111  1000  110
725     DBGCLAIMCLR_EL1   = 0x83ce, // 10  000  0111  1001  110
726     CSSELR_EL1        = 0xd000, // 11  010  0000  0000  000
727     VPIDR_EL2         = 0xe000, // 11  100  0000  0000  000
728     VMPIDR_EL2        = 0xe005, // 11  100  0000  0000  101
729     CPACR_EL1         = 0xc082, // 11  000  0001  0000  010
730     SCTLR_EL1         = 0xc080, // 11  000  0001  0000  000
731     SCTLR_EL2         = 0xe080, // 11  100  0001  0000  000
732     SCTLR_EL3         = 0xf080, // 11  110  0001  0000  000
733     ACTLR_EL1         = 0xc081, // 11  000  0001  0000  001
734     ACTLR_EL2         = 0xe081, // 11  100  0001  0000  001
735     ACTLR_EL3         = 0xf081, // 11  110  0001  0000  001
736     HCR_EL2           = 0xe088, // 11  100  0001  0001  000
737     SCR_EL3           = 0xf088, // 11  110  0001  0001  000
738     MDCR_EL2          = 0xe089, // 11  100  0001  0001  001
739     SDER32_EL3        = 0xf089, // 11  110  0001  0001  001
740     CPTR_EL2          = 0xe08a, // 11  100  0001  0001  010
741     CPTR_EL3          = 0xf08a, // 11  110  0001  0001  010
742     HSTR_EL2          = 0xe08b, // 11  100  0001  0001  011
743     HACR_EL2          = 0xe08f, // 11  100  0001  0001  111
744     MDCR_EL3          = 0xf099, // 11  110  0001  0011  001
745     TTBR0_EL1         = 0xc100, // 11  000  0010  0000  000
746     TTBR0_EL2         = 0xe100, // 11  100  0010  0000  000
747     TTBR0_EL3         = 0xf100, // 11  110  0010  0000  000
748     TTBR1_EL1         = 0xc101, // 11  000  0010  0000  001
749     TCR_EL1           = 0xc102, // 11  000  0010  0000  010
750     TCR_EL2           = 0xe102, // 11  100  0010  0000  010
751     TCR_EL3           = 0xf102, // 11  110  0010  0000  010
752     VTTBR_EL2         = 0xe108, // 11  100  0010  0001  000
753     VTCR_EL2          = 0xe10a, // 11  100  0010  0001  010
754     DACR32_EL2        = 0xe180, // 11  100  0011  0000  000
755     SPSR_EL1          = 0xc200, // 11  000  0100  0000  000
756     SPSR_EL2          = 0xe200, // 11  100  0100  0000  000
757     SPSR_EL3          = 0xf200, // 11  110  0100  0000  000
758     ELR_EL1           = 0xc201, // 11  000  0100  0000  001
759     ELR_EL2           = 0xe201, // 11  100  0100  0000  001
760     ELR_EL3           = 0xf201, // 11  110  0100  0000  001
761     SP_EL0            = 0xc208, // 11  000  0100  0001  000
762     SP_EL1            = 0xe208, // 11  100  0100  0001  000
763     SP_EL2            = 0xf208, // 11  110  0100  0001  000
764     SPSel             = 0xc210, // 11  000  0100  0010  000
765     NZCV              = 0xda10, // 11  011  0100  0010  000
766     DAIF              = 0xda11, // 11  011  0100  0010  001
767     CurrentEL         = 0xc212, // 11  000  0100  0010  010
768     SPSR_irq          = 0xe218, // 11  100  0100  0011  000
769     SPSR_abt          = 0xe219, // 11  100  0100  0011  001
770     SPSR_und          = 0xe21a, // 11  100  0100  0011  010
771     SPSR_fiq          = 0xe21b, // 11  100  0100  0011  011
772     FPCR              = 0xda20, // 11  011  0100  0100  000
773     FPSR              = 0xda21, // 11  011  0100  0100  001
774     DSPSR_EL0         = 0xda28, // 11  011  0100  0101  000
775     DLR_EL0           = 0xda29, // 11  011  0100  0101  001
776     IFSR32_EL2        = 0xe281, // 11  100  0101  0000  001
777     AFSR0_EL1         = 0xc288, // 11  000  0101  0001  000
778     AFSR0_EL2         = 0xe288, // 11  100  0101  0001  000
779     AFSR0_EL3         = 0xf288, // 11  110  0101  0001  000
780     AFSR1_EL1         = 0xc289, // 11  000  0101  0001  001
781     AFSR1_EL2         = 0xe289, // 11  100  0101  0001  001
782     AFSR1_EL3         = 0xf289, // 11  110  0101  0001  001
783     ESR_EL1           = 0xc290, // 11  000  0101  0010  000
784     ESR_EL2           = 0xe290, // 11  100  0101  0010  000
785     ESR_EL3           = 0xf290, // 11  110  0101  0010  000
786     FPEXC32_EL2       = 0xe298, // 11  100  0101  0011  000
787     FAR_EL1           = 0xc300, // 11  000  0110  0000  000
788     FAR_EL2           = 0xe300, // 11  100  0110  0000  000
789     FAR_EL3           = 0xf300, // 11  110  0110  0000  000
790     HPFAR_EL2         = 0xe304, // 11  100  0110  0000  100
791     PAR_EL1           = 0xc3a0, // 11  000  0111  0100  000
792     PMCR_EL0          = 0xdce0, // 11  011  1001  1100  000
793     PMCNTENSET_EL0    = 0xdce1, // 11  011  1001  1100  001
794     PMCNTENCLR_EL0    = 0xdce2, // 11  011  1001  1100  010
795     PMOVSCLR_EL0      = 0xdce3, // 11  011  1001  1100  011
796     PMSELR_EL0        = 0xdce5, // 11  011  1001  1100  101
797     PMCCNTR_EL0       = 0xdce8, // 11  011  1001  1101  000
798     PMXEVTYPER_EL0    = 0xdce9, // 11  011  1001  1101  001
799     PMXEVCNTR_EL0     = 0xdcea, // 11  011  1001  1101  010
800     PMUSERENR_EL0     = 0xdcf0, // 11  011  1001  1110  000
801     PMINTENSET_EL1    = 0xc4f1, // 11  000  1001  1110  001
802     PMINTENCLR_EL1    = 0xc4f2, // 11  000  1001  1110  010
803     PMOVSSET_EL0      = 0xdcf3, // 11  011  1001  1110  011
804     MAIR_EL1          = 0xc510, // 11  000  1010  0010  000
805     MAIR_EL2          = 0xe510, // 11  100  1010  0010  000
806     MAIR_EL3          = 0xf510, // 11  110  1010  0010  000
807     AMAIR_EL1         = 0xc518, // 11  000  1010  0011  000
808     AMAIR_EL2         = 0xe518, // 11  100  1010  0011  000
809     AMAIR_EL3         = 0xf518, // 11  110  1010  0011  000
810     VBAR_EL1          = 0xc600, // 11  000  1100  0000  000
811     VBAR_EL2          = 0xe600, // 11  100  1100  0000  000
812     VBAR_EL3          = 0xf600, // 11  110  1100  0000  000
813     RMR_EL1           = 0xc602, // 11  000  1100  0000  010
814     RMR_EL2           = 0xe602, // 11  100  1100  0000  010
815     RMR_EL3           = 0xf602, // 11  110  1100  0000  010
816     CONTEXTIDR_EL1    = 0xc681, // 11  000  1101  0000  001
817     TPIDR_EL0         = 0xde82, // 11  011  1101  0000  010
818     TPIDR_EL2         = 0xe682, // 11  100  1101  0000  010
819     TPIDR_EL3         = 0xf682, // 11  110  1101  0000  010
820     TPIDRRO_EL0       = 0xde83, // 11  011  1101  0000  011
821     TPIDR_EL1         = 0xc684, // 11  000  1101  0000  100
822     CNTFRQ_EL0        = 0xdf00, // 11  011  1110  0000  000
823     CNTVOFF_EL2       = 0xe703, // 11  100  1110  0000  011
824     CNTKCTL_EL1       = 0xc708, // 11  000  1110  0001  000
825     CNTHCTL_EL2       = 0xe708, // 11  100  1110  0001  000
826     CNTP_TVAL_EL0     = 0xdf10, // 11  011  1110  0010  000
827     CNTHP_TVAL_EL2    = 0xe710, // 11  100  1110  0010  000
828     CNTPS_TVAL_EL1    = 0xff10, // 11  111  1110  0010  000
829     CNTP_CTL_EL0      = 0xdf11, // 11  011  1110  0010  001
830     CNTHP_CTL_EL2     = 0xe711, // 11  100  1110  0010  001
831     CNTPS_CTL_EL1     = 0xff11, // 11  111  1110  0010  001
832     CNTP_CVAL_EL0     = 0xdf12, // 11  011  1110  0010  010
833     CNTHP_CVAL_EL2    = 0xe712, // 11  100  1110  0010  010
834     CNTPS_CVAL_EL1    = 0xff12, // 11  111  1110  0010  010
835     CNTV_TVAL_EL0     = 0xdf18, // 11  011  1110  0011  000
836     CNTV_CTL_EL0      = 0xdf19, // 11  011  1110  0011  001
837     CNTV_CVAL_EL0     = 0xdf1a, // 11  011  1110  0011  010
838     PMEVCNTR0_EL0     = 0xdf40, // 11  011  1110  1000  000
839     PMEVCNTR1_EL0     = 0xdf41, // 11  011  1110  1000  001
840     PMEVCNTR2_EL0     = 0xdf42, // 11  011  1110  1000  010
841     PMEVCNTR3_EL0     = 0xdf43, // 11  011  1110  1000  011
842     PMEVCNTR4_EL0     = 0xdf44, // 11  011  1110  1000  100
843     PMEVCNTR5_EL0     = 0xdf45, // 11  011  1110  1000  101
844     PMEVCNTR6_EL0     = 0xdf46, // 11  011  1110  1000  110
845     PMEVCNTR7_EL0     = 0xdf47, // 11  011  1110  1000  111
846     PMEVCNTR8_EL0     = 0xdf48, // 11  011  1110  1001  000
847     PMEVCNTR9_EL0     = 0xdf49, // 11  011  1110  1001  001
848     PMEVCNTR10_EL0    = 0xdf4a, // 11  011  1110  1001  010
849     PMEVCNTR11_EL0    = 0xdf4b, // 11  011  1110  1001  011
850     PMEVCNTR12_EL0    = 0xdf4c, // 11  011  1110  1001  100
851     PMEVCNTR13_EL0    = 0xdf4d, // 11  011  1110  1001  101
852     PMEVCNTR14_EL0    = 0xdf4e, // 11  011  1110  1001  110
853     PMEVCNTR15_EL0    = 0xdf4f, // 11  011  1110  1001  111
854     PMEVCNTR16_EL0    = 0xdf50, // 11  011  1110  1010  000
855     PMEVCNTR17_EL0    = 0xdf51, // 11  011  1110  1010  001
856     PMEVCNTR18_EL0    = 0xdf52, // 11  011  1110  1010  010
857     PMEVCNTR19_EL0    = 0xdf53, // 11  011  1110  1010  011
858     PMEVCNTR20_EL0    = 0xdf54, // 11  011  1110  1010  100
859     PMEVCNTR21_EL0    = 0xdf55, // 11  011  1110  1010  101
860     PMEVCNTR22_EL0    = 0xdf56, // 11  011  1110  1010  110
861     PMEVCNTR23_EL0    = 0xdf57, // 11  011  1110  1010  111
862     PMEVCNTR24_EL0    = 0xdf58, // 11  011  1110  1011  000
863     PMEVCNTR25_EL0    = 0xdf59, // 11  011  1110  1011  001
864     PMEVCNTR26_EL0    = 0xdf5a, // 11  011  1110  1011  010
865     PMEVCNTR27_EL0    = 0xdf5b, // 11  011  1110  1011  011
866     PMEVCNTR28_EL0    = 0xdf5c, // 11  011  1110  1011  100
867     PMEVCNTR29_EL0    = 0xdf5d, // 11  011  1110  1011  101
868     PMEVCNTR30_EL0    = 0xdf5e, // 11  011  1110  1011  110
869     PMCCFILTR_EL0     = 0xdf7f, // 11  011  1110  1111  111
870     PMEVTYPER0_EL0    = 0xdf60, // 11  011  1110  1100  000
871     PMEVTYPER1_EL0    = 0xdf61, // 11  011  1110  1100  001
872     PMEVTYPER2_EL0    = 0xdf62, // 11  011  1110  1100  010
873     PMEVTYPER3_EL0    = 0xdf63, // 11  011  1110  1100  011
874     PMEVTYPER4_EL0    = 0xdf64, // 11  011  1110  1100  100
875     PMEVTYPER5_EL0    = 0xdf65, // 11  011  1110  1100  101
876     PMEVTYPER6_EL0    = 0xdf66, // 11  011  1110  1100  110
877     PMEVTYPER7_EL0    = 0xdf67, // 11  011  1110  1100  111
878     PMEVTYPER8_EL0    = 0xdf68, // 11  011  1110  1101  000
879     PMEVTYPER9_EL0    = 0xdf69, // 11  011  1110  1101  001
880     PMEVTYPER10_EL0   = 0xdf6a, // 11  011  1110  1101  010
881     PMEVTYPER11_EL0   = 0xdf6b, // 11  011  1110  1101  011
882     PMEVTYPER12_EL0   = 0xdf6c, // 11  011  1110  1101  100
883     PMEVTYPER13_EL0   = 0xdf6d, // 11  011  1110  1101  101
884     PMEVTYPER14_EL0   = 0xdf6e, // 11  011  1110  1101  110
885     PMEVTYPER15_EL0   = 0xdf6f, // 11  011  1110  1101  111
886     PMEVTYPER16_EL0   = 0xdf70, // 11  011  1110  1110  000
887     PMEVTYPER17_EL0   = 0xdf71, // 11  011  1110  1110  001
888     PMEVTYPER18_EL0   = 0xdf72, // 11  011  1110  1110  010
889     PMEVTYPER19_EL0   = 0xdf73, // 11  011  1110  1110  011
890     PMEVTYPER20_EL0   = 0xdf74, // 11  011  1110  1110  100
891     PMEVTYPER21_EL0   = 0xdf75, // 11  011  1110  1110  101
892     PMEVTYPER22_EL0   = 0xdf76, // 11  011  1110  1110  110
893     PMEVTYPER23_EL0   = 0xdf77, // 11  011  1110  1110  111
894     PMEVTYPER24_EL0   = 0xdf78, // 11  011  1110  1111  000
895     PMEVTYPER25_EL0   = 0xdf79, // 11  011  1110  1111  001
896     PMEVTYPER26_EL0   = 0xdf7a, // 11  011  1110  1111  010
897     PMEVTYPER27_EL0   = 0xdf7b, // 11  011  1110  1111  011
898     PMEVTYPER28_EL0   = 0xdf7c, // 11  011  1110  1111  100
899     PMEVTYPER29_EL0   = 0xdf7d, // 11  011  1110  1111  101
900     PMEVTYPER30_EL0   = 0xdf7e, // 11  011  1110  1111  110
901 
902     // Trace registers
903     TRCPRGCTLR        = 0x8808, // 10  001  0000  0001  000
904     TRCPROCSELR       = 0x8810, // 10  001  0000  0010  000
905     TRCCONFIGR        = 0x8820, // 10  001  0000  0100  000
906     TRCAUXCTLR        = 0x8830, // 10  001  0000  0110  000
907     TRCEVENTCTL0R     = 0x8840, // 10  001  0000  1000  000
908     TRCEVENTCTL1R     = 0x8848, // 10  001  0000  1001  000
909     TRCSTALLCTLR      = 0x8858, // 10  001  0000  1011  000
910     TRCTSCTLR         = 0x8860, // 10  001  0000  1100  000
911     TRCSYNCPR         = 0x8868, // 10  001  0000  1101  000
912     TRCCCCTLR         = 0x8870, // 10  001  0000  1110  000
913     TRCBBCTLR         = 0x8878, // 10  001  0000  1111  000
914     TRCTRACEIDR       = 0x8801, // 10  001  0000  0000  001
915     TRCQCTLR          = 0x8809, // 10  001  0000  0001  001
916     TRCVICTLR         = 0x8802, // 10  001  0000  0000  010
917     TRCVIIECTLR       = 0x880a, // 10  001  0000  0001  010
918     TRCVISSCTLR       = 0x8812, // 10  001  0000  0010  010
919     TRCVIPCSSCTLR     = 0x881a, // 10  001  0000  0011  010
920     TRCVDCTLR         = 0x8842, // 10  001  0000  1000  010
921     TRCVDSACCTLR      = 0x884a, // 10  001  0000  1001  010
922     TRCVDARCCTLR      = 0x8852, // 10  001  0000  1010  010
923     TRCSEQEVR0        = 0x8804, // 10  001  0000  0000  100
924     TRCSEQEVR1        = 0x880c, // 10  001  0000  0001  100
925     TRCSEQEVR2        = 0x8814, // 10  001  0000  0010  100
926     TRCSEQRSTEVR      = 0x8834, // 10  001  0000  0110  100
927     TRCSEQSTR         = 0x883c, // 10  001  0000  0111  100
928     TRCEXTINSELR      = 0x8844, // 10  001  0000  1000  100
929     TRCCNTRLDVR0      = 0x8805, // 10  001  0000  0000  101
930     TRCCNTRLDVR1      = 0x880d, // 10  001  0000  0001  101
931     TRCCNTRLDVR2      = 0x8815, // 10  001  0000  0010  101
932     TRCCNTRLDVR3      = 0x881d, // 10  001  0000  0011  101
933     TRCCNTCTLR0       = 0x8825, // 10  001  0000  0100  101
934     TRCCNTCTLR1       = 0x882d, // 10  001  0000  0101  101
935     TRCCNTCTLR2       = 0x8835, // 10  001  0000  0110  101
936     TRCCNTCTLR3       = 0x883d, // 10  001  0000  0111  101
937     TRCCNTVR0         = 0x8845, // 10  001  0000  1000  101
938     TRCCNTVR1         = 0x884d, // 10  001  0000  1001  101
939     TRCCNTVR2         = 0x8855, // 10  001  0000  1010  101
940     TRCCNTVR3         = 0x885d, // 10  001  0000  1011  101
941     TRCIMSPEC0        = 0x8807, // 10  001  0000  0000  111
942     TRCIMSPEC1        = 0x880f, // 10  001  0000  0001  111
943     TRCIMSPEC2        = 0x8817, // 10  001  0000  0010  111
944     TRCIMSPEC3        = 0x881f, // 10  001  0000  0011  111
945     TRCIMSPEC4        = 0x8827, // 10  001  0000  0100  111
946     TRCIMSPEC5        = 0x882f, // 10  001  0000  0101  111
947     TRCIMSPEC6        = 0x8837, // 10  001  0000  0110  111
948     TRCIMSPEC7        = 0x883f, // 10  001  0000  0111  111
949     TRCRSCTLR2        = 0x8890, // 10  001  0001  0010  000
950     TRCRSCTLR3        = 0x8898, // 10  001  0001  0011  000
951     TRCRSCTLR4        = 0x88a0, // 10  001  0001  0100  000
952     TRCRSCTLR5        = 0x88a8, // 10  001  0001  0101  000
953     TRCRSCTLR6        = 0x88b0, // 10  001  0001  0110  000
954     TRCRSCTLR7        = 0x88b8, // 10  001  0001  0111  000
955     TRCRSCTLR8        = 0x88c0, // 10  001  0001  1000  000
956     TRCRSCTLR9        = 0x88c8, // 10  001  0001  1001  000
957     TRCRSCTLR10       = 0x88d0, // 10  001  0001  1010  000
958     TRCRSCTLR11       = 0x88d8, // 10  001  0001  1011  000
959     TRCRSCTLR12       = 0x88e0, // 10  001  0001  1100  000
960     TRCRSCTLR13       = 0x88e8, // 10  001  0001  1101  000
961     TRCRSCTLR14       = 0x88f0, // 10  001  0001  1110  000
962     TRCRSCTLR15       = 0x88f8, // 10  001  0001  1111  000
963     TRCRSCTLR16       = 0x8881, // 10  001  0001  0000  001
964     TRCRSCTLR17       = 0x8889, // 10  001  0001  0001  001
965     TRCRSCTLR18       = 0x8891, // 10  001  0001  0010  001
966     TRCRSCTLR19       = 0x8899, // 10  001  0001  0011  001
967     TRCRSCTLR20       = 0x88a1, // 10  001  0001  0100  001
968     TRCRSCTLR21       = 0x88a9, // 10  001  0001  0101  001
969     TRCRSCTLR22       = 0x88b1, // 10  001  0001  0110  001
970     TRCRSCTLR23       = 0x88b9, // 10  001  0001  0111  001
971     TRCRSCTLR24       = 0x88c1, // 10  001  0001  1000  001
972     TRCRSCTLR25       = 0x88c9, // 10  001  0001  1001  001
973     TRCRSCTLR26       = 0x88d1, // 10  001  0001  1010  001
974     TRCRSCTLR27       = 0x88d9, // 10  001  0001  1011  001
975     TRCRSCTLR28       = 0x88e1, // 10  001  0001  1100  001
976     TRCRSCTLR29       = 0x88e9, // 10  001  0001  1101  001
977     TRCRSCTLR30       = 0x88f1, // 10  001  0001  1110  001
978     TRCRSCTLR31       = 0x88f9, // 10  001  0001  1111  001
979     TRCSSCCR0         = 0x8882, // 10  001  0001  0000  010
980     TRCSSCCR1         = 0x888a, // 10  001  0001  0001  010
981     TRCSSCCR2         = 0x8892, // 10  001  0001  0010  010
982     TRCSSCCR3         = 0x889a, // 10  001  0001  0011  010
983     TRCSSCCR4         = 0x88a2, // 10  001  0001  0100  010
984     TRCSSCCR5         = 0x88aa, // 10  001  0001  0101  010
985     TRCSSCCR6         = 0x88b2, // 10  001  0001  0110  010
986     TRCSSCCR7         = 0x88ba, // 10  001  0001  0111  010
987     TRCSSCSR0         = 0x88c2, // 10  001  0001  1000  010
988     TRCSSCSR1         = 0x88ca, // 10  001  0001  1001  010
989     TRCSSCSR2         = 0x88d2, // 10  001  0001  1010  010
990     TRCSSCSR3         = 0x88da, // 10  001  0001  1011  010
991     TRCSSCSR4         = 0x88e2, // 10  001  0001  1100  010
992     TRCSSCSR5         = 0x88ea, // 10  001  0001  1101  010
993     TRCSSCSR6         = 0x88f2, // 10  001  0001  1110  010
994     TRCSSCSR7         = 0x88fa, // 10  001  0001  1111  010
995     TRCSSPCICR0       = 0x8883, // 10  001  0001  0000  011
996     TRCSSPCICR1       = 0x888b, // 10  001  0001  0001  011
997     TRCSSPCICR2       = 0x8893, // 10  001  0001  0010  011
998     TRCSSPCICR3       = 0x889b, // 10  001  0001  0011  011
999     TRCSSPCICR4       = 0x88a3, // 10  001  0001  0100  011
1000     TRCSSPCICR5       = 0x88ab, // 10  001  0001  0101  011
1001     TRCSSPCICR6       = 0x88b3, // 10  001  0001  0110  011
1002     TRCSSPCICR7       = 0x88bb, // 10  001  0001  0111  011
1003     TRCPDCR           = 0x88a4, // 10  001  0001  0100  100
1004     TRCACVR0          = 0x8900, // 10  001  0010  0000  000
1005     TRCACVR1          = 0x8910, // 10  001  0010  0010  000
1006     TRCACVR2          = 0x8920, // 10  001  0010  0100  000
1007     TRCACVR3          = 0x8930, // 10  001  0010  0110  000
1008     TRCACVR4          = 0x8940, // 10  001  0010  1000  000
1009     TRCACVR5          = 0x8950, // 10  001  0010  1010  000
1010     TRCACVR6          = 0x8960, // 10  001  0010  1100  000
1011     TRCACVR7          = 0x8970, // 10  001  0010  1110  000
1012     TRCACVR8          = 0x8901, // 10  001  0010  0000  001
1013     TRCACVR9          = 0x8911, // 10  001  0010  0010  001
1014     TRCACVR10         = 0x8921, // 10  001  0010  0100  001
1015     TRCACVR11         = 0x8931, // 10  001  0010  0110  001
1016     TRCACVR12         = 0x8941, // 10  001  0010  1000  001
1017     TRCACVR13         = 0x8951, // 10  001  0010  1010  001
1018     TRCACVR14         = 0x8961, // 10  001  0010  1100  001
1019     TRCACVR15         = 0x8971, // 10  001  0010  1110  001
1020     TRCACATR0         = 0x8902, // 10  001  0010  0000  010
1021     TRCACATR1         = 0x8912, // 10  001  0010  0010  010
1022     TRCACATR2         = 0x8922, // 10  001  0010  0100  010
1023     TRCACATR3         = 0x8932, // 10  001  0010  0110  010
1024     TRCACATR4         = 0x8942, // 10  001  0010  1000  010
1025     TRCACATR5         = 0x8952, // 10  001  0010  1010  010
1026     TRCACATR6         = 0x8962, // 10  001  0010  1100  010
1027     TRCACATR7         = 0x8972, // 10  001  0010  1110  010
1028     TRCACATR8         = 0x8903, // 10  001  0010  0000  011
1029     TRCACATR9         = 0x8913, // 10  001  0010  0010  011
1030     TRCACATR10        = 0x8923, // 10  001  0010  0100  011
1031     TRCACATR11        = 0x8933, // 10  001  0010  0110  011
1032     TRCACATR12        = 0x8943, // 10  001  0010  1000  011
1033     TRCACATR13        = 0x8953, // 10  001  0010  1010  011
1034     TRCACATR14        = 0x8963, // 10  001  0010  1100  011
1035     TRCACATR15        = 0x8973, // 10  001  0010  1110  011
1036     TRCDVCVR0         = 0x8904, // 10  001  0010  0000  100
1037     TRCDVCVR1         = 0x8924, // 10  001  0010  0100  100
1038     TRCDVCVR2         = 0x8944, // 10  001  0010  1000  100
1039     TRCDVCVR3         = 0x8964, // 10  001  0010  1100  100
1040     TRCDVCVR4         = 0x8905, // 10  001  0010  0000  101
1041     TRCDVCVR5         = 0x8925, // 10  001  0010  0100  101
1042     TRCDVCVR6         = 0x8945, // 10  001  0010  1000  101
1043     TRCDVCVR7         = 0x8965, // 10  001  0010  1100  101
1044     TRCDVCMR0         = 0x8906, // 10  001  0010  0000  110
1045     TRCDVCMR1         = 0x8926, // 10  001  0010  0100  110
1046     TRCDVCMR2         = 0x8946, // 10  001  0010  1000  110
1047     TRCDVCMR3         = 0x8966, // 10  001  0010  1100  110
1048     TRCDVCMR4         = 0x8907, // 10  001  0010  0000  111
1049     TRCDVCMR5         = 0x8927, // 10  001  0010  0100  111
1050     TRCDVCMR6         = 0x8947, // 10  001  0010  1000  111
1051     TRCDVCMR7         = 0x8967, // 10  001  0010  1100  111
1052     TRCCIDCVR0        = 0x8980, // 10  001  0011  0000  000
1053     TRCCIDCVR1        = 0x8990, // 10  001  0011  0010  000
1054     TRCCIDCVR2        = 0x89a0, // 10  001  0011  0100  000
1055     TRCCIDCVR3        = 0x89b0, // 10  001  0011  0110  000
1056     TRCCIDCVR4        = 0x89c0, // 10  001  0011  1000  000
1057     TRCCIDCVR5        = 0x89d0, // 10  001  0011  1010  000
1058     TRCCIDCVR6        = 0x89e0, // 10  001  0011  1100  000
1059     TRCCIDCVR7        = 0x89f0, // 10  001  0011  1110  000
1060     TRCVMIDCVR0       = 0x8981, // 10  001  0011  0000  001
1061     TRCVMIDCVR1       = 0x8991, // 10  001  0011  0010  001
1062     TRCVMIDCVR2       = 0x89a1, // 10  001  0011  0100  001
1063     TRCVMIDCVR3       = 0x89b1, // 10  001  0011  0110  001
1064     TRCVMIDCVR4       = 0x89c1, // 10  001  0011  1000  001
1065     TRCVMIDCVR5       = 0x89d1, // 10  001  0011  1010  001
1066     TRCVMIDCVR6       = 0x89e1, // 10  001  0011  1100  001
1067     TRCVMIDCVR7       = 0x89f1, // 10  001  0011  1110  001
1068     TRCCIDCCTLR0      = 0x8982, // 10  001  0011  0000  010
1069     TRCCIDCCTLR1      = 0x898a, // 10  001  0011  0001  010
1070     TRCVMIDCCTLR0     = 0x8992, // 10  001  0011  0010  010
1071     TRCVMIDCCTLR1     = 0x899a, // 10  001  0011  0011  010
1072     TRCITCTRL         = 0x8b84, // 10  001  0111  0000  100
1073     TRCCLAIMSET       = 0x8bc6, // 10  001  0111  1000  110
1074     TRCCLAIMCLR       = 0x8bce, // 10  001  0111  1001  110
1075 
1076     // GICv3 registers
1077     ICC_BPR1_EL1      = 0xc663, // 11  000  1100  1100  011
1078     ICC_BPR0_EL1      = 0xc643, // 11  000  1100  1000  011
1079     ICC_PMR_EL1       = 0xc230, // 11  000  0100  0110  000
1080     ICC_CTLR_EL1      = 0xc664, // 11  000  1100  1100  100
1081     ICC_CTLR_EL3      = 0xf664, // 11  110  1100  1100  100
1082     ICC_SRE_EL1       = 0xc665, // 11  000  1100  1100  101
1083     ICC_SRE_EL2       = 0xe64d, // 11  100  1100  1001  101
1084     ICC_SRE_EL3       = 0xf665, // 11  110  1100  1100  101
1085     ICC_IGRPEN0_EL1   = 0xc666, // 11  000  1100  1100  110
1086     ICC_IGRPEN1_EL1   = 0xc667, // 11  000  1100  1100  111
1087     ICC_IGRPEN1_EL3   = 0xf667, // 11  110  1100  1100  111
1088     ICC_SEIEN_EL1     = 0xc668, // 11  000  1100  1101  000
1089     ICC_AP0R0_EL1     = 0xc644, // 11  000  1100  1000  100
1090     ICC_AP0R1_EL1     = 0xc645, // 11  000  1100  1000  101
1091     ICC_AP0R2_EL1     = 0xc646, // 11  000  1100  1000  110
1092     ICC_AP0R3_EL1     = 0xc647, // 11  000  1100  1000  111
1093     ICC_AP1R0_EL1     = 0xc648, // 11  000  1100  1001  000
1094     ICC_AP1R1_EL1     = 0xc649, // 11  000  1100  1001  001
1095     ICC_AP1R2_EL1     = 0xc64a, // 11  000  1100  1001  010
1096     ICC_AP1R3_EL1     = 0xc64b, // 11  000  1100  1001  011
1097     ICH_AP0R0_EL2     = 0xe640, // 11  100  1100  1000  000
1098     ICH_AP0R1_EL2     = 0xe641, // 11  100  1100  1000  001
1099     ICH_AP0R2_EL2     = 0xe642, // 11  100  1100  1000  010
1100     ICH_AP0R3_EL2     = 0xe643, // 11  100  1100  1000  011
1101     ICH_AP1R0_EL2     = 0xe648, // 11  100  1100  1001  000
1102     ICH_AP1R1_EL2     = 0xe649, // 11  100  1100  1001  001
1103     ICH_AP1R2_EL2     = 0xe64a, // 11  100  1100  1001  010
1104     ICH_AP1R3_EL2     = 0xe64b, // 11  100  1100  1001  011
1105     ICH_HCR_EL2       = 0xe658, // 11  100  1100  1011  000
1106     ICH_MISR_EL2      = 0xe65a, // 11  100  1100  1011  010
1107     ICH_VMCR_EL2      = 0xe65f, // 11  100  1100  1011  111
1108     ICH_VSEIR_EL2     = 0xe64c, // 11  100  1100  1001  100
1109     ICH_LR0_EL2       = 0xe660, // 11  100  1100  1100  000
1110     ICH_LR1_EL2       = 0xe661, // 11  100  1100  1100  001
1111     ICH_LR2_EL2       = 0xe662, // 11  100  1100  1100  010
1112     ICH_LR3_EL2       = 0xe663, // 11  100  1100  1100  011
1113     ICH_LR4_EL2       = 0xe664, // 11  100  1100  1100  100
1114     ICH_LR5_EL2       = 0xe665, // 11  100  1100  1100  101
1115     ICH_LR6_EL2       = 0xe666, // 11  100  1100  1100  110
1116     ICH_LR7_EL2       = 0xe667, // 11  100  1100  1100  111
1117     ICH_LR8_EL2       = 0xe668, // 11  100  1100  1101  000
1118     ICH_LR9_EL2       = 0xe669, // 11  100  1100  1101  001
1119     ICH_LR10_EL2      = 0xe66a, // 11  100  1100  1101  010
1120     ICH_LR11_EL2      = 0xe66b, // 11  100  1100  1101  011
1121     ICH_LR12_EL2      = 0xe66c, // 11  100  1100  1101  100
1122     ICH_LR13_EL2      = 0xe66d, // 11  100  1100  1101  101
1123     ICH_LR14_EL2      = 0xe66e, // 11  100  1100  1101  110
1124     ICH_LR15_EL2      = 0xe66f, // 11  100  1100  1101  111
1125   };
1126 
1127   // Cyclone specific system registers
1128   enum CycloneSysRegValues {
1129     CPM_IOACC_CTL_EL3 = 0xff90
1130   };
1131 
1132   // Note that these do not inherit from AArch64NamedImmMapper. This class is
1133   // sufficiently different in its behaviour that I don't believe it's worth
1134   // burdening the common AArch64NamedImmMapper with abstractions only needed in
1135   // this one case.
1136   struct SysRegMapper {
1137     static const AArch64NamedImmMapper::Mapping SysRegPairs[];
1138     static const AArch64NamedImmMapper::Mapping CycloneSysRegPairs[];
1139 
1140     const AArch64NamedImmMapper::Mapping *InstPairs;
1141     size_t NumInstPairs;
1142     uint64_t FeatureBits;
1143 
SysRegMapperSysRegMapper1144     SysRegMapper(uint64_t FeatureBits) : FeatureBits(FeatureBits) { }
1145     uint32_t fromString(StringRef Name, bool &Valid) const;
1146     std::string toString(uint32_t Bits, bool &Valid) const;
1147   };
1148 
1149   struct MSRMapper : SysRegMapper {
1150     static const AArch64NamedImmMapper::Mapping MSRPairs[];
1151     MSRMapper(uint64_t FeatureBits);
1152   };
1153 
1154   struct MRSMapper : SysRegMapper {
1155     static const AArch64NamedImmMapper::Mapping MRSPairs[];
1156     MRSMapper(uint64_t FeatureBits);
1157   };
1158 
1159   uint32_t ParseGenericRegister(StringRef Name, bool &Valid);
1160 }
1161 
1162 namespace AArch64TLBI {
1163   enum TLBIValues {
1164     Invalid = -1,          // Op0 Op1  CRn   CRm   Op2
1165     IPAS2E1IS    = 0x6401, // 01  100  1000  0000  001
1166     IPAS2LE1IS   = 0x6405, // 01  100  1000  0000  101
1167     VMALLE1IS    = 0x4418, // 01  000  1000  0011  000
1168     ALLE2IS      = 0x6418, // 01  100  1000  0011  000
1169     ALLE3IS      = 0x7418, // 01  110  1000  0011  000
1170     VAE1IS       = 0x4419, // 01  000  1000  0011  001
1171     VAE2IS       = 0x6419, // 01  100  1000  0011  001
1172     VAE3IS       = 0x7419, // 01  110  1000  0011  001
1173     ASIDE1IS     = 0x441a, // 01  000  1000  0011  010
1174     VAAE1IS      = 0x441b, // 01  000  1000  0011  011
1175     ALLE1IS      = 0x641c, // 01  100  1000  0011  100
1176     VALE1IS      = 0x441d, // 01  000  1000  0011  101
1177     VALE2IS      = 0x641d, // 01  100  1000  0011  101
1178     VALE3IS      = 0x741d, // 01  110  1000  0011  101
1179     VMALLS12E1IS = 0x641e, // 01  100  1000  0011  110
1180     VAALE1IS     = 0x441f, // 01  000  1000  0011  111
1181     IPAS2E1      = 0x6421, // 01  100  1000  0100  001
1182     IPAS2LE1     = 0x6425, // 01  100  1000  0100  101
1183     VMALLE1      = 0x4438, // 01  000  1000  0111  000
1184     ALLE2        = 0x6438, // 01  100  1000  0111  000
1185     ALLE3        = 0x7438, // 01  110  1000  0111  000
1186     VAE1         = 0x4439, // 01  000  1000  0111  001
1187     VAE2         = 0x6439, // 01  100  1000  0111  001
1188     VAE3         = 0x7439, // 01  110  1000  0111  001
1189     ASIDE1       = 0x443a, // 01  000  1000  0111  010
1190     VAAE1        = 0x443b, // 01  000  1000  0111  011
1191     ALLE1        = 0x643c, // 01  100  1000  0111  100
1192     VALE1        = 0x443d, // 01  000  1000  0111  101
1193     VALE2        = 0x643d, // 01  100  1000  0111  101
1194     VALE3        = 0x743d, // 01  110  1000  0111  101
1195     VMALLS12E1   = 0x643e, // 01  100  1000  0111  110
1196     VAALE1       = 0x443f  // 01  000  1000  0111  111
1197   };
1198 
1199   struct TLBIMapper : AArch64NamedImmMapper {
1200     const static Mapping TLBIPairs[];
1201 
1202     TLBIMapper();
1203   };
1204 
NeedsRegister(TLBIValues Val)1205   static inline bool NeedsRegister(TLBIValues Val) {
1206     switch (Val) {
1207     case VMALLE1IS:
1208     case ALLE2IS:
1209     case ALLE3IS:
1210     case ALLE1IS:
1211     case VMALLS12E1IS:
1212     case VMALLE1:
1213     case ALLE2:
1214     case ALLE3:
1215     case ALLE1:
1216     case VMALLS12E1:
1217       return false;
1218     default:
1219       return true;
1220     }
1221   }
1222 }
1223 
1224 namespace AArch64II {
1225   /// Target Operand Flag enum.
1226   enum TOF {
1227     //===------------------------------------------------------------------===//
1228     // AArch64 Specific MachineOperand flags.
1229 
1230     MO_NO_FLAG,
1231 
1232     MO_FRAGMENT = 0x7,
1233 
1234     /// MO_PAGE - A symbol operand with this flag represents the pc-relative
1235     /// offset of the 4K page containing the symbol.  This is used with the
1236     /// ADRP instruction.
1237     MO_PAGE = 1,
1238 
1239     /// MO_PAGEOFF - A symbol operand with this flag represents the offset of
1240     /// that symbol within a 4K page.  This offset is added to the page address
1241     /// to produce the complete address.
1242     MO_PAGEOFF = 2,
1243 
1244     /// MO_G3 - A symbol operand with this flag (granule 3) represents the high
1245     /// 16-bits of a 64-bit address, used in a MOVZ or MOVK instruction
1246     MO_G3 = 3,
1247 
1248     /// MO_G2 - A symbol operand with this flag (granule 2) represents the bits
1249     /// 32-47 of a 64-bit address, used in a MOVZ or MOVK instruction
1250     MO_G2 = 4,
1251 
1252     /// MO_G1 - A symbol operand with this flag (granule 1) represents the bits
1253     /// 16-31 of a 64-bit address, used in a MOVZ or MOVK instruction
1254     MO_G1 = 5,
1255 
1256     /// MO_G0 - A symbol operand with this flag (granule 0) represents the bits
1257     /// 0-15 of a 64-bit address, used in a MOVZ or MOVK instruction
1258     MO_G0 = 6,
1259 
1260     /// MO_GOT - This flag indicates that a symbol operand represents the
1261     /// address of the GOT entry for the symbol, rather than the address of
1262     /// the symbol itself.
1263     MO_GOT = 8,
1264 
1265     /// MO_NC - Indicates whether the linker is expected to check the symbol
1266     /// reference for overflow. For example in an ADRP/ADD pair of relocations
1267     /// the ADRP usually does check, but not the ADD.
1268     MO_NC = 0x10,
1269 
1270     /// MO_TLS - Indicates that the operand being accessed is some kind of
1271     /// thread-local symbol. On Darwin, only one type of thread-local access
1272     /// exists (pre linker-relaxation), but on ELF the TLSModel used for the
1273     /// referee will affect interpretation.
1274     MO_TLS = 0x20
1275   };
1276 } // end namespace AArch64II
1277 
1278 } // end namespace llvm
1279 
1280 #endif
1281