1 //===-- AArch64BaseInfo.cpp - AArch64 Base encoding information------------===//
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 provides basic encoding and assembly information for AArch64.
11 //
12 //===----------------------------------------------------------------------===//
13 #include "AArch64BaseInfo.h"
14 #include "llvm/ADT/APFloat.h"
15 #include "llvm/ADT/SmallVector.h"
16 #include "llvm/ADT/StringExtras.h"
17 #include "llvm/Support/Regex.h"
18 
19 using namespace llvm;
20 
toString(uint32_t Value,const FeatureBitset & FeatureBits,bool & Valid) const21 StringRef AArch64NamedImmMapper::toString(uint32_t Value,
22           const FeatureBitset& FeatureBits, bool &Valid) const {
23   for (unsigned i = 0; i < NumMappings; ++i) {
24     if (Mappings[i].isValueEqual(Value, FeatureBits)) {
25       Valid = true;
26       return Mappings[i].Name;
27     }
28   }
29 
30   Valid = false;
31   return StringRef();
32 }
33 
fromString(StringRef Name,const FeatureBitset & FeatureBits,bool & Valid) const34 uint32_t AArch64NamedImmMapper::fromString(StringRef Name,
35          const FeatureBitset& FeatureBits, bool &Valid) const {
36   std::string LowerCaseName = Name.lower();
37   for (unsigned i = 0; i < NumMappings; ++i) {
38     if (Mappings[i].isNameEqual(LowerCaseName, FeatureBits)) {
39       Valid = true;
40       return Mappings[i].Value;
41     }
42   }
43 
44   Valid = false;
45   return -1;
46 }
47 
validImm(uint32_t Value) const48 bool AArch64NamedImmMapper::validImm(uint32_t Value) const {
49   return Value < TooBigImm;
50 }
51 
52 const AArch64NamedImmMapper::Mapping AArch64AT::ATMapper::ATMappings[] = {
53   {"s1e1r", S1E1R, {}},
54   {"s1e2r", S1E2R, {}},
55   {"s1e3r", S1E3R, {}},
56   {"s1e1w", S1E1W, {}},
57   {"s1e2w", S1E2W, {}},
58   {"s1e3w", S1E3W, {}},
59   {"s1e0r", S1E0R, {}},
60   {"s1e0w", S1E0W, {}},
61   {"s12e1r", S12E1R, {}},
62   {"s12e1w", S12E1W, {}},
63   {"s12e0r", S12E0R, {}},
64   {"s12e0w", S12E0W, {}},
65 };
66 
ATMapper()67 AArch64AT::ATMapper::ATMapper()
68   : AArch64NamedImmMapper(ATMappings, 0) {}
69 
70 const AArch64NamedImmMapper::Mapping AArch64DB::DBarrierMapper::DBarrierMappings[] = {
71   {"oshld", OSHLD, {}},
72   {"oshst", OSHST, {}},
73   {"osh", OSH, {}},
74   {"nshld", NSHLD, {}},
75   {"nshst", NSHST, {}},
76   {"nsh", NSH, {}},
77   {"ishld", ISHLD, {}},
78   {"ishst", ISHST, {}},
79   {"ish", ISH, {}},
80   {"ld", LD, {}},
81   {"st", ST, {}},
82   {"sy", SY, {}}
83 };
84 
DBarrierMapper()85 AArch64DB::DBarrierMapper::DBarrierMapper()
86   : AArch64NamedImmMapper(DBarrierMappings, 16u) {}
87 
88 const AArch64NamedImmMapper::Mapping AArch64DC::DCMapper::DCMappings[] = {
89   {"zva", ZVA, {}},
90   {"ivac", IVAC, {}},
91   {"isw", ISW, {}},
92   {"cvac", CVAC, {}},
93   {"csw", CSW, {}},
94   {"cvau", CVAU, {}},
95   {"civac", CIVAC, {}},
96   {"cisw", CISW, {}}
97 };
98 
DCMapper()99 AArch64DC::DCMapper::DCMapper()
100   : AArch64NamedImmMapper(DCMappings, 0) {}
101 
102 const AArch64NamedImmMapper::Mapping AArch64IC::ICMapper::ICMappings[] = {
103   {"ialluis",  IALLUIS, {}},
104   {"iallu", IALLU, {}},
105   {"ivau", IVAU, {}}
106 };
107 
ICMapper()108 AArch64IC::ICMapper::ICMapper()
109   : AArch64NamedImmMapper(ICMappings, 0) {}
110 
111 const AArch64NamedImmMapper::Mapping AArch64ISB::ISBMapper::ISBMappings[] = {
112   {"sy",  SY, {}},
113 };
114 
ISBMapper()115 AArch64ISB::ISBMapper::ISBMapper()
116   : AArch64NamedImmMapper(ISBMappings, 16) {}
117 
118 const AArch64NamedImmMapper::Mapping AArch64PRFM::PRFMMapper::PRFMMappings[] = {
119   {"pldl1keep", PLDL1KEEP, {}},
120   {"pldl1strm", PLDL1STRM, {}},
121   {"pldl2keep", PLDL2KEEP, {}},
122   {"pldl2strm", PLDL2STRM, {}},
123   {"pldl3keep", PLDL3KEEP, {}},
124   {"pldl3strm", PLDL3STRM, {}},
125   {"plil1keep", PLIL1KEEP, {}},
126   {"plil1strm", PLIL1STRM, {}},
127   {"plil2keep", PLIL2KEEP, {}},
128   {"plil2strm", PLIL2STRM, {}},
129   {"plil3keep", PLIL3KEEP, {}},
130   {"plil3strm", PLIL3STRM, {}},
131   {"pstl1keep", PSTL1KEEP, {}},
132   {"pstl1strm", PSTL1STRM, {}},
133   {"pstl2keep", PSTL2KEEP, {}},
134   {"pstl2strm", PSTL2STRM, {}},
135   {"pstl3keep", PSTL3KEEP, {}},
136   {"pstl3strm", PSTL3STRM, {}}
137 };
138 
PRFMMapper()139 AArch64PRFM::PRFMMapper::PRFMMapper()
140   : AArch64NamedImmMapper(PRFMMappings, 32) {}
141 
142 const AArch64NamedImmMapper::Mapping AArch64PState::PStateMapper::PStateMappings[] = {
143   {"spsel", SPSel, {}},
144   {"daifset", DAIFSet, {}},
145   {"daifclr", DAIFClr, {}},
146 
147   // v8.1a "Privileged Access Never" extension-specific PStates
148   {"pan", PAN, {AArch64::HasV8_1aOps}},
149 
150   // v8.2a
151   {"uao", UAO, {AArch64::HasV8_2aOps}},
152 };
153 
PStateMapper()154 AArch64PState::PStateMapper::PStateMapper()
155   : AArch64NamedImmMapper(PStateMappings, 0) {}
156 
157 const AArch64NamedImmMapper::Mapping AArch64PSBHint::PSBHintMapper::PSBHintMappings[] = {
158   // v8.2a "Statistical Profiling" extension-specific PSB operand
159   {"csync", CSync, {AArch64::FeatureSPE}},
160 };
161 
PSBHintMapper()162 AArch64PSBHint::PSBHintMapper::PSBHintMapper()
163   : AArch64NamedImmMapper(PSBHintMappings, 0) {}
164 
165 const AArch64NamedImmMapper::Mapping AArch64SysReg::MRSMapper::MRSMappings[] = {
166   {"mdccsr_el0", MDCCSR_EL0, {}},
167   {"dbgdtrrx_el0", DBGDTRRX_EL0, {}},
168   {"mdrar_el1", MDRAR_EL1, {}},
169   {"oslsr_el1", OSLSR_EL1, {}},
170   {"dbgauthstatus_el1", DBGAUTHSTATUS_EL1, {}},
171   {"pmceid0_el0", PMCEID0_EL0, {}},
172   {"pmceid1_el0", PMCEID1_EL0, {}},
173   {"midr_el1", MIDR_EL1, {}},
174   {"ccsidr_el1", CCSIDR_EL1, {}},
175   {"clidr_el1", CLIDR_EL1, {}},
176   {"ctr_el0", CTR_EL0, {}},
177   {"mpidr_el1", MPIDR_EL1, {}},
178   {"revidr_el1", REVIDR_EL1, {}},
179   {"aidr_el1", AIDR_EL1, {}},
180   {"dczid_el0", DCZID_EL0, {}},
181   {"id_pfr0_el1", ID_PFR0_EL1, {}},
182   {"id_pfr1_el1", ID_PFR1_EL1, {}},
183   {"id_dfr0_el1", ID_DFR0_EL1, {}},
184   {"id_afr0_el1", ID_AFR0_EL1, {}},
185   {"id_mmfr0_el1", ID_MMFR0_EL1, {}},
186   {"id_mmfr1_el1", ID_MMFR1_EL1, {}},
187   {"id_mmfr2_el1", ID_MMFR2_EL1, {}},
188   {"id_mmfr3_el1", ID_MMFR3_EL1, {}},
189   {"id_mmfr4_el1", ID_MMFR4_EL1, {}},
190   {"id_isar0_el1", ID_ISAR0_EL1, {}},
191   {"id_isar1_el1", ID_ISAR1_EL1, {}},
192   {"id_isar2_el1", ID_ISAR2_EL1, {}},
193   {"id_isar3_el1", ID_ISAR3_EL1, {}},
194   {"id_isar4_el1", ID_ISAR4_EL1, {}},
195   {"id_isar5_el1", ID_ISAR5_EL1, {}},
196   {"id_aa64pfr0_el1", ID_A64PFR0_EL1, {}},
197   {"id_aa64pfr1_el1", ID_A64PFR1_EL1, {}},
198   {"id_aa64dfr0_el1", ID_A64DFR0_EL1, {}},
199   {"id_aa64dfr1_el1", ID_A64DFR1_EL1, {}},
200   {"id_aa64afr0_el1", ID_A64AFR0_EL1, {}},
201   {"id_aa64afr1_el1", ID_A64AFR1_EL1, {}},
202   {"id_aa64isar0_el1", ID_A64ISAR0_EL1, {}},
203   {"id_aa64isar1_el1", ID_A64ISAR1_EL1, {}},
204   {"id_aa64mmfr0_el1", ID_A64MMFR0_EL1, {}},
205   {"id_aa64mmfr1_el1", ID_A64MMFR1_EL1, {}},
206   {"id_aa64mmfr2_el1", ID_A64MMFR2_EL1, {AArch64::HasV8_2aOps}},
207   {"mvfr0_el1", MVFR0_EL1, {}},
208   {"mvfr1_el1", MVFR1_EL1, {}},
209   {"mvfr2_el1", MVFR2_EL1, {}},
210   {"rvbar_el1", RVBAR_EL1, {}},
211   {"rvbar_el2", RVBAR_EL2, {}},
212   {"rvbar_el3", RVBAR_EL3, {}},
213   {"isr_el1", ISR_EL1, {}},
214   {"cntpct_el0", CNTPCT_EL0, {}},
215   {"cntvct_el0", CNTVCT_EL0, {}},
216 
217   // Trace registers
218   {"trcstatr", TRCSTATR, {}},
219   {"trcidr8", TRCIDR8, {}},
220   {"trcidr9", TRCIDR9, {}},
221   {"trcidr10", TRCIDR10, {}},
222   {"trcidr11", TRCIDR11, {}},
223   {"trcidr12", TRCIDR12, {}},
224   {"trcidr13", TRCIDR13, {}},
225   {"trcidr0", TRCIDR0, {}},
226   {"trcidr1", TRCIDR1, {}},
227   {"trcidr2", TRCIDR2, {}},
228   {"trcidr3", TRCIDR3, {}},
229   {"trcidr4", TRCIDR4, {}},
230   {"trcidr5", TRCIDR5, {}},
231   {"trcidr6", TRCIDR6, {}},
232   {"trcidr7", TRCIDR7, {}},
233   {"trcoslsr", TRCOSLSR, {}},
234   {"trcpdsr", TRCPDSR, {}},
235   {"trcdevaff0", TRCDEVAFF0, {}},
236   {"trcdevaff1", TRCDEVAFF1, {}},
237   {"trclsr", TRCLSR, {}},
238   {"trcauthstatus", TRCAUTHSTATUS, {}},
239   {"trcdevarch", TRCDEVARCH, {}},
240   {"trcdevid", TRCDEVID, {}},
241   {"trcdevtype", TRCDEVTYPE, {}},
242   {"trcpidr4", TRCPIDR4, {}},
243   {"trcpidr5", TRCPIDR5, {}},
244   {"trcpidr6", TRCPIDR6, {}},
245   {"trcpidr7", TRCPIDR7, {}},
246   {"trcpidr0", TRCPIDR0, {}},
247   {"trcpidr1", TRCPIDR1, {}},
248   {"trcpidr2", TRCPIDR2, {}},
249   {"trcpidr3", TRCPIDR3, {}},
250   {"trccidr0", TRCCIDR0, {}},
251   {"trccidr1", TRCCIDR1, {}},
252   {"trccidr2", TRCCIDR2, {}},
253   {"trccidr3", TRCCIDR3, {}},
254 
255   // GICv3 registers
256   {"icc_iar1_el1", ICC_IAR1_EL1, {}},
257   {"icc_iar0_el1", ICC_IAR0_EL1, {}},
258   {"icc_hppir1_el1", ICC_HPPIR1_EL1, {}},
259   {"icc_hppir0_el1", ICC_HPPIR0_EL1, {}},
260   {"icc_rpr_el1", ICC_RPR_EL1, {}},
261   {"ich_vtr_el2", ICH_VTR_EL2, {}},
262   {"ich_eisr_el2", ICH_EISR_EL2, {}},
263   {"ich_elsr_el2", ICH_ELSR_EL2, {}},
264 
265   // v8.1a "Limited Ordering Regions" extension-specific system registers
266   {"lorid_el1", LORID_EL1, {AArch64::HasV8_1aOps}},
267 };
268 
MRSMapper()269 AArch64SysReg::MRSMapper::MRSMapper() {
270     InstMappings = &MRSMappings[0];
271     NumInstMappings = llvm::array_lengthof(MRSMappings);
272 }
273 
274 const AArch64NamedImmMapper::Mapping AArch64SysReg::MSRMapper::MSRMappings[] = {
275   {"dbgdtrtx_el0", DBGDTRTX_EL0, {}},
276   {"oslar_el1", OSLAR_EL1, {}},
277   {"pmswinc_el0", PMSWINC_EL0, {}},
278 
279   // Trace registers
280   {"trcoslar", TRCOSLAR, {}},
281   {"trclar", TRCLAR, {}},
282 
283   // GICv3 registers
284   {"icc_eoir1_el1", ICC_EOIR1_EL1, {}},
285   {"icc_eoir0_el1", ICC_EOIR0_EL1, {}},
286   {"icc_dir_el1", ICC_DIR_EL1, {}},
287   {"icc_sgi1r_el1", ICC_SGI1R_EL1, {}},
288   {"icc_asgi1r_el1", ICC_ASGI1R_EL1, {}},
289   {"icc_sgi0r_el1", ICC_SGI0R_EL1, {}},
290 };
291 
MSRMapper()292 AArch64SysReg::MSRMapper::MSRMapper() {
293     InstMappings = &MSRMappings[0];
294     NumInstMappings = llvm::array_lengthof(MSRMappings);
295 }
296 
297 
298 const AArch64NamedImmMapper::Mapping AArch64SysReg::SysRegMapper::SysRegMappings[] = {
299   {"osdtrrx_el1", OSDTRRX_EL1, {}},
300   {"osdtrtx_el1",  OSDTRTX_EL1, {}},
301   {"teecr32_el1", TEECR32_EL1, {}},
302   {"mdccint_el1", MDCCINT_EL1, {}},
303   {"mdscr_el1", MDSCR_EL1, {}},
304   {"dbgdtr_el0", DBGDTR_EL0, {}},
305   {"oseccr_el1", OSECCR_EL1, {}},
306   {"dbgvcr32_el2", DBGVCR32_EL2, {}},
307   {"dbgbvr0_el1", DBGBVR0_EL1, {}},
308   {"dbgbvr1_el1", DBGBVR1_EL1, {}},
309   {"dbgbvr2_el1", DBGBVR2_EL1, {}},
310   {"dbgbvr3_el1", DBGBVR3_EL1, {}},
311   {"dbgbvr4_el1", DBGBVR4_EL1, {}},
312   {"dbgbvr5_el1", DBGBVR5_EL1, {}},
313   {"dbgbvr6_el1", DBGBVR6_EL1, {}},
314   {"dbgbvr7_el1", DBGBVR7_EL1, {}},
315   {"dbgbvr8_el1", DBGBVR8_EL1, {}},
316   {"dbgbvr9_el1", DBGBVR9_EL1, {}},
317   {"dbgbvr10_el1", DBGBVR10_EL1, {}},
318   {"dbgbvr11_el1", DBGBVR11_EL1, {}},
319   {"dbgbvr12_el1", DBGBVR12_EL1, {}},
320   {"dbgbvr13_el1", DBGBVR13_EL1, {}},
321   {"dbgbvr14_el1", DBGBVR14_EL1, {}},
322   {"dbgbvr15_el1", DBGBVR15_EL1, {}},
323   {"dbgbcr0_el1", DBGBCR0_EL1, {}},
324   {"dbgbcr1_el1", DBGBCR1_EL1, {}},
325   {"dbgbcr2_el1", DBGBCR2_EL1, {}},
326   {"dbgbcr3_el1", DBGBCR3_EL1, {}},
327   {"dbgbcr4_el1", DBGBCR4_EL1, {}},
328   {"dbgbcr5_el1", DBGBCR5_EL1, {}},
329   {"dbgbcr6_el1", DBGBCR6_EL1, {}},
330   {"dbgbcr7_el1", DBGBCR7_EL1, {}},
331   {"dbgbcr8_el1", DBGBCR8_EL1, {}},
332   {"dbgbcr9_el1", DBGBCR9_EL1, {}},
333   {"dbgbcr10_el1", DBGBCR10_EL1, {}},
334   {"dbgbcr11_el1", DBGBCR11_EL1, {}},
335   {"dbgbcr12_el1", DBGBCR12_EL1, {}},
336   {"dbgbcr13_el1", DBGBCR13_EL1, {}},
337   {"dbgbcr14_el1", DBGBCR14_EL1, {}},
338   {"dbgbcr15_el1", DBGBCR15_EL1, {}},
339   {"dbgwvr0_el1", DBGWVR0_EL1, {}},
340   {"dbgwvr1_el1", DBGWVR1_EL1, {}},
341   {"dbgwvr2_el1", DBGWVR2_EL1, {}},
342   {"dbgwvr3_el1", DBGWVR3_EL1, {}},
343   {"dbgwvr4_el1", DBGWVR4_EL1, {}},
344   {"dbgwvr5_el1", DBGWVR5_EL1, {}},
345   {"dbgwvr6_el1", DBGWVR6_EL1, {}},
346   {"dbgwvr7_el1", DBGWVR7_EL1, {}},
347   {"dbgwvr8_el1", DBGWVR8_EL1, {}},
348   {"dbgwvr9_el1", DBGWVR9_EL1, {}},
349   {"dbgwvr10_el1", DBGWVR10_EL1, {}},
350   {"dbgwvr11_el1", DBGWVR11_EL1, {}},
351   {"dbgwvr12_el1", DBGWVR12_EL1, {}},
352   {"dbgwvr13_el1", DBGWVR13_EL1, {}},
353   {"dbgwvr14_el1", DBGWVR14_EL1, {}},
354   {"dbgwvr15_el1", DBGWVR15_EL1, {}},
355   {"dbgwcr0_el1", DBGWCR0_EL1, {}},
356   {"dbgwcr1_el1", DBGWCR1_EL1, {}},
357   {"dbgwcr2_el1", DBGWCR2_EL1, {}},
358   {"dbgwcr3_el1", DBGWCR3_EL1, {}},
359   {"dbgwcr4_el1", DBGWCR4_EL1, {}},
360   {"dbgwcr5_el1", DBGWCR5_EL1, {}},
361   {"dbgwcr6_el1", DBGWCR6_EL1, {}},
362   {"dbgwcr7_el1", DBGWCR7_EL1, {}},
363   {"dbgwcr8_el1", DBGWCR8_EL1, {}},
364   {"dbgwcr9_el1", DBGWCR9_EL1, {}},
365   {"dbgwcr10_el1", DBGWCR10_EL1, {}},
366   {"dbgwcr11_el1", DBGWCR11_EL1, {}},
367   {"dbgwcr12_el1", DBGWCR12_EL1, {}},
368   {"dbgwcr13_el1", DBGWCR13_EL1, {}},
369   {"dbgwcr14_el1", DBGWCR14_EL1, {}},
370   {"dbgwcr15_el1", DBGWCR15_EL1, {}},
371   {"teehbr32_el1", TEEHBR32_EL1, {}},
372   {"osdlr_el1", OSDLR_EL1, {}},
373   {"dbgprcr_el1", DBGPRCR_EL1, {}},
374   {"dbgclaimset_el1", DBGCLAIMSET_EL1, {}},
375   {"dbgclaimclr_el1", DBGCLAIMCLR_EL1, {}},
376   {"csselr_el1", CSSELR_EL1, {}},
377   {"vpidr_el2", VPIDR_EL2, {}},
378   {"vmpidr_el2", VMPIDR_EL2, {}},
379   {"sctlr_el1", SCTLR_EL1, {}},
380   {"sctlr_el2", SCTLR_EL2, {}},
381   {"sctlr_el3", SCTLR_EL3, {}},
382   {"actlr_el1", ACTLR_EL1, {}},
383   {"actlr_el2", ACTLR_EL2, {}},
384   {"actlr_el3", ACTLR_EL3, {}},
385   {"cpacr_el1", CPACR_EL1, {}},
386   {"hcr_el2", HCR_EL2, {}},
387   {"scr_el3", SCR_EL3, {}},
388   {"mdcr_el2", MDCR_EL2, {}},
389   {"sder32_el3", SDER32_EL3, {}},
390   {"cptr_el2", CPTR_EL2, {}},
391   {"cptr_el3", CPTR_EL3, {}},
392   {"hstr_el2", HSTR_EL2, {}},
393   {"hacr_el2", HACR_EL2, {}},
394   {"mdcr_el3", MDCR_EL3, {}},
395   {"ttbr0_el1", TTBR0_EL1, {}},
396   {"ttbr0_el2", TTBR0_EL2, {}},
397   {"ttbr0_el3", TTBR0_EL3, {}},
398   {"ttbr1_el1", TTBR1_EL1, {}},
399   {"tcr_el1", TCR_EL1, {}},
400   {"tcr_el2", TCR_EL2, {}},
401   {"tcr_el3", TCR_EL3, {}},
402   {"vttbr_el2", VTTBR_EL2, {}},
403   {"vtcr_el2", VTCR_EL2, {}},
404   {"dacr32_el2", DACR32_EL2, {}},
405   {"spsr_el1", SPSR_EL1, {}},
406   {"spsr_el2", SPSR_EL2, {}},
407   {"spsr_el3", SPSR_EL3, {}},
408   {"elr_el1", ELR_EL1, {}},
409   {"elr_el2", ELR_EL2, {}},
410   {"elr_el3", ELR_EL3, {}},
411   {"sp_el0", SP_EL0, {}},
412   {"sp_el1", SP_EL1, {}},
413   {"sp_el2", SP_EL2, {}},
414   {"spsel", SPSel, {}},
415   {"nzcv", NZCV, {}},
416   {"daif", DAIF, {}},
417   {"currentel", CurrentEL, {}},
418   {"spsr_irq", SPSR_irq, {}},
419   {"spsr_abt", SPSR_abt, {}},
420   {"spsr_und", SPSR_und, {}},
421   {"spsr_fiq", SPSR_fiq, {}},
422   {"fpcr", FPCR, {}},
423   {"fpsr", FPSR, {}},
424   {"dspsr_el0", DSPSR_EL0, {}},
425   {"dlr_el0", DLR_EL0, {}},
426   {"ifsr32_el2", IFSR32_EL2, {}},
427   {"afsr0_el1", AFSR0_EL1, {}},
428   {"afsr0_el2", AFSR0_EL2, {}},
429   {"afsr0_el3", AFSR0_EL3, {}},
430   {"afsr1_el1", AFSR1_EL1, {}},
431   {"afsr1_el2", AFSR1_EL2, {}},
432   {"afsr1_el3", AFSR1_EL3, {}},
433   {"esr_el1", ESR_EL1, {}},
434   {"esr_el2", ESR_EL2, {}},
435   {"esr_el3", ESR_EL3, {}},
436   {"fpexc32_el2", FPEXC32_EL2, {}},
437   {"far_el1", FAR_EL1, {}},
438   {"far_el2", FAR_EL2, {}},
439   {"far_el3", FAR_EL3, {}},
440   {"hpfar_el2", HPFAR_EL2, {}},
441   {"par_el1", PAR_EL1, {}},
442   {"pmcr_el0", PMCR_EL0, {}},
443   {"pmcntenset_el0", PMCNTENSET_EL0, {}},
444   {"pmcntenclr_el0", PMCNTENCLR_EL0, {}},
445   {"pmovsclr_el0", PMOVSCLR_EL0, {}},
446   {"pmselr_el0", PMSELR_EL0, {}},
447   {"pmccntr_el0", PMCCNTR_EL0, {}},
448   {"pmxevtyper_el0", PMXEVTYPER_EL0, {}},
449   {"pmxevcntr_el0", PMXEVCNTR_EL0, {}},
450   {"pmuserenr_el0", PMUSERENR_EL0, {}},
451   {"pmintenset_el1", PMINTENSET_EL1, {}},
452   {"pmintenclr_el1", PMINTENCLR_EL1, {}},
453   {"pmovsset_el0", PMOVSSET_EL0, {}},
454   {"mair_el1", MAIR_EL1, {}},
455   {"mair_el2", MAIR_EL2, {}},
456   {"mair_el3", MAIR_EL3, {}},
457   {"amair_el1", AMAIR_EL1, {}},
458   {"amair_el2", AMAIR_EL2, {}},
459   {"amair_el3", AMAIR_EL3, {}},
460   {"vbar_el1", VBAR_EL1, {}},
461   {"vbar_el2", VBAR_EL2, {}},
462   {"vbar_el3", VBAR_EL3, {}},
463   {"rmr_el1", RMR_EL1, {}},
464   {"rmr_el2", RMR_EL2, {}},
465   {"rmr_el3", RMR_EL3, {}},
466   {"contextidr_el1", CONTEXTIDR_EL1, {}},
467   {"tpidr_el0", TPIDR_EL0, {}},
468   {"tpidr_el2", TPIDR_EL2, {}},
469   {"tpidr_el3", TPIDR_EL3, {}},
470   {"tpidrro_el0", TPIDRRO_EL0, {}},
471   {"tpidr_el1", TPIDR_EL1, {}},
472   {"cntfrq_el0", CNTFRQ_EL0, {}},
473   {"cntvoff_el2", CNTVOFF_EL2, {}},
474   {"cntkctl_el1", CNTKCTL_EL1, {}},
475   {"cnthctl_el2", CNTHCTL_EL2, {}},
476   {"cntp_tval_el0", CNTP_TVAL_EL0, {}},
477   {"cnthp_tval_el2", CNTHP_TVAL_EL2, {}},
478   {"cntps_tval_el1", CNTPS_TVAL_EL1, {}},
479   {"cntp_ctl_el0", CNTP_CTL_EL0, {}},
480   {"cnthp_ctl_el2", CNTHP_CTL_EL2, {}},
481   {"cntps_ctl_el1", CNTPS_CTL_EL1, {}},
482   {"cntp_cval_el0", CNTP_CVAL_EL0, {}},
483   {"cnthp_cval_el2", CNTHP_CVAL_EL2, {}},
484   {"cntps_cval_el1", CNTPS_CVAL_EL1, {}},
485   {"cntv_tval_el0", CNTV_TVAL_EL0, {}},
486   {"cntv_ctl_el0", CNTV_CTL_EL0, {}},
487   {"cntv_cval_el0", CNTV_CVAL_EL0, {}},
488   {"pmevcntr0_el0", PMEVCNTR0_EL0, {}},
489   {"pmevcntr1_el0", PMEVCNTR1_EL0, {}},
490   {"pmevcntr2_el0", PMEVCNTR2_EL0, {}},
491   {"pmevcntr3_el0", PMEVCNTR3_EL0, {}},
492   {"pmevcntr4_el0", PMEVCNTR4_EL0, {}},
493   {"pmevcntr5_el0", PMEVCNTR5_EL0, {}},
494   {"pmevcntr6_el0", PMEVCNTR6_EL0, {}},
495   {"pmevcntr7_el0", PMEVCNTR7_EL0, {}},
496   {"pmevcntr8_el0", PMEVCNTR8_EL0, {}},
497   {"pmevcntr9_el0", PMEVCNTR9_EL0, {}},
498   {"pmevcntr10_el0", PMEVCNTR10_EL0, {}},
499   {"pmevcntr11_el0", PMEVCNTR11_EL0, {}},
500   {"pmevcntr12_el0", PMEVCNTR12_EL0, {}},
501   {"pmevcntr13_el0", PMEVCNTR13_EL0, {}},
502   {"pmevcntr14_el0", PMEVCNTR14_EL0, {}},
503   {"pmevcntr15_el0", PMEVCNTR15_EL0, {}},
504   {"pmevcntr16_el0", PMEVCNTR16_EL0, {}},
505   {"pmevcntr17_el0", PMEVCNTR17_EL0, {}},
506   {"pmevcntr18_el0", PMEVCNTR18_EL0, {}},
507   {"pmevcntr19_el0", PMEVCNTR19_EL0, {}},
508   {"pmevcntr20_el0", PMEVCNTR20_EL0, {}},
509   {"pmevcntr21_el0", PMEVCNTR21_EL0, {}},
510   {"pmevcntr22_el0", PMEVCNTR22_EL0, {}},
511   {"pmevcntr23_el0", PMEVCNTR23_EL0, {}},
512   {"pmevcntr24_el0", PMEVCNTR24_EL0, {}},
513   {"pmevcntr25_el0", PMEVCNTR25_EL0, {}},
514   {"pmevcntr26_el0", PMEVCNTR26_EL0, {}},
515   {"pmevcntr27_el0", PMEVCNTR27_EL0, {}},
516   {"pmevcntr28_el0", PMEVCNTR28_EL0, {}},
517   {"pmevcntr29_el0", PMEVCNTR29_EL0, {}},
518   {"pmevcntr30_el0", PMEVCNTR30_EL0, {}},
519   {"pmccfiltr_el0", PMCCFILTR_EL0, {}},
520   {"pmevtyper0_el0", PMEVTYPER0_EL0, {}},
521   {"pmevtyper1_el0", PMEVTYPER1_EL0, {}},
522   {"pmevtyper2_el0", PMEVTYPER2_EL0, {}},
523   {"pmevtyper3_el0", PMEVTYPER3_EL0, {}},
524   {"pmevtyper4_el0", PMEVTYPER4_EL0, {}},
525   {"pmevtyper5_el0", PMEVTYPER5_EL0, {}},
526   {"pmevtyper6_el0", PMEVTYPER6_EL0, {}},
527   {"pmevtyper7_el0", PMEVTYPER7_EL0, {}},
528   {"pmevtyper8_el0", PMEVTYPER8_EL0, {}},
529   {"pmevtyper9_el0", PMEVTYPER9_EL0, {}},
530   {"pmevtyper10_el0", PMEVTYPER10_EL0, {}},
531   {"pmevtyper11_el0", PMEVTYPER11_EL0, {}},
532   {"pmevtyper12_el0", PMEVTYPER12_EL0, {}},
533   {"pmevtyper13_el0", PMEVTYPER13_EL0, {}},
534   {"pmevtyper14_el0", PMEVTYPER14_EL0, {}},
535   {"pmevtyper15_el0", PMEVTYPER15_EL0, {}},
536   {"pmevtyper16_el0", PMEVTYPER16_EL0, {}},
537   {"pmevtyper17_el0", PMEVTYPER17_EL0, {}},
538   {"pmevtyper18_el0", PMEVTYPER18_EL0, {}},
539   {"pmevtyper19_el0", PMEVTYPER19_EL0, {}},
540   {"pmevtyper20_el0", PMEVTYPER20_EL0, {}},
541   {"pmevtyper21_el0", PMEVTYPER21_EL0, {}},
542   {"pmevtyper22_el0", PMEVTYPER22_EL0, {}},
543   {"pmevtyper23_el0", PMEVTYPER23_EL0, {}},
544   {"pmevtyper24_el0", PMEVTYPER24_EL0, {}},
545   {"pmevtyper25_el0", PMEVTYPER25_EL0, {}},
546   {"pmevtyper26_el0", PMEVTYPER26_EL0, {}},
547   {"pmevtyper27_el0", PMEVTYPER27_EL0, {}},
548   {"pmevtyper28_el0", PMEVTYPER28_EL0, {}},
549   {"pmevtyper29_el0", PMEVTYPER29_EL0, {}},
550   {"pmevtyper30_el0", PMEVTYPER30_EL0, {}},
551 
552   // Trace registers
553   {"trcprgctlr", TRCPRGCTLR, {}},
554   {"trcprocselr", TRCPROCSELR, {}},
555   {"trcconfigr", TRCCONFIGR, {}},
556   {"trcauxctlr", TRCAUXCTLR, {}},
557   {"trceventctl0r", TRCEVENTCTL0R, {}},
558   {"trceventctl1r", TRCEVENTCTL1R, {}},
559   {"trcstallctlr", TRCSTALLCTLR, {}},
560   {"trctsctlr", TRCTSCTLR, {}},
561   {"trcsyncpr", TRCSYNCPR, {}},
562   {"trcccctlr", TRCCCCTLR, {}},
563   {"trcbbctlr", TRCBBCTLR, {}},
564   {"trctraceidr", TRCTRACEIDR, {}},
565   {"trcqctlr", TRCQCTLR, {}},
566   {"trcvictlr", TRCVICTLR, {}},
567   {"trcviiectlr", TRCVIIECTLR, {}},
568   {"trcvissctlr", TRCVISSCTLR, {}},
569   {"trcvipcssctlr", TRCVIPCSSCTLR, {}},
570   {"trcvdctlr", TRCVDCTLR, {}},
571   {"trcvdsacctlr", TRCVDSACCTLR, {}},
572   {"trcvdarcctlr", TRCVDARCCTLR, {}},
573   {"trcseqevr0", TRCSEQEVR0, {}},
574   {"trcseqevr1", TRCSEQEVR1, {}},
575   {"trcseqevr2", TRCSEQEVR2, {}},
576   {"trcseqrstevr", TRCSEQRSTEVR, {}},
577   {"trcseqstr", TRCSEQSTR, {}},
578   {"trcextinselr", TRCEXTINSELR, {}},
579   {"trccntrldvr0", TRCCNTRLDVR0, {}},
580   {"trccntrldvr1", TRCCNTRLDVR1, {}},
581   {"trccntrldvr2", TRCCNTRLDVR2, {}},
582   {"trccntrldvr3", TRCCNTRLDVR3, {}},
583   {"trccntctlr0", TRCCNTCTLR0, {}},
584   {"trccntctlr1", TRCCNTCTLR1, {}},
585   {"trccntctlr2", TRCCNTCTLR2, {}},
586   {"trccntctlr3", TRCCNTCTLR3, {}},
587   {"trccntvr0", TRCCNTVR0, {}},
588   {"trccntvr1", TRCCNTVR1, {}},
589   {"trccntvr2", TRCCNTVR2, {}},
590   {"trccntvr3", TRCCNTVR3, {}},
591   {"trcimspec0", TRCIMSPEC0, {}},
592   {"trcimspec1", TRCIMSPEC1, {}},
593   {"trcimspec2", TRCIMSPEC2, {}},
594   {"trcimspec3", TRCIMSPEC3, {}},
595   {"trcimspec4", TRCIMSPEC4, {}},
596   {"trcimspec5", TRCIMSPEC5, {}},
597   {"trcimspec6", TRCIMSPEC6, {}},
598   {"trcimspec7", TRCIMSPEC7, {}},
599   {"trcrsctlr2", TRCRSCTLR2, {}},
600   {"trcrsctlr3", TRCRSCTLR3, {}},
601   {"trcrsctlr4", TRCRSCTLR4, {}},
602   {"trcrsctlr5", TRCRSCTLR5, {}},
603   {"trcrsctlr6", TRCRSCTLR6, {}},
604   {"trcrsctlr7", TRCRSCTLR7, {}},
605   {"trcrsctlr8", TRCRSCTLR8, {}},
606   {"trcrsctlr9", TRCRSCTLR9, {}},
607   {"trcrsctlr10", TRCRSCTLR10, {}},
608   {"trcrsctlr11", TRCRSCTLR11, {}},
609   {"trcrsctlr12", TRCRSCTLR12, {}},
610   {"trcrsctlr13", TRCRSCTLR13, {}},
611   {"trcrsctlr14", TRCRSCTLR14, {}},
612   {"trcrsctlr15", TRCRSCTLR15, {}},
613   {"trcrsctlr16", TRCRSCTLR16, {}},
614   {"trcrsctlr17", TRCRSCTLR17, {}},
615   {"trcrsctlr18", TRCRSCTLR18, {}},
616   {"trcrsctlr19", TRCRSCTLR19, {}},
617   {"trcrsctlr20", TRCRSCTLR20, {}},
618   {"trcrsctlr21", TRCRSCTLR21, {}},
619   {"trcrsctlr22", TRCRSCTLR22, {}},
620   {"trcrsctlr23", TRCRSCTLR23, {}},
621   {"trcrsctlr24", TRCRSCTLR24, {}},
622   {"trcrsctlr25", TRCRSCTLR25, {}},
623   {"trcrsctlr26", TRCRSCTLR26, {}},
624   {"trcrsctlr27", TRCRSCTLR27, {}},
625   {"trcrsctlr28", TRCRSCTLR28, {}},
626   {"trcrsctlr29", TRCRSCTLR29, {}},
627   {"trcrsctlr30", TRCRSCTLR30, {}},
628   {"trcrsctlr31", TRCRSCTLR31, {}},
629   {"trcssccr0", TRCSSCCR0, {}},
630   {"trcssccr1", TRCSSCCR1, {}},
631   {"trcssccr2", TRCSSCCR2, {}},
632   {"trcssccr3", TRCSSCCR3, {}},
633   {"trcssccr4", TRCSSCCR4, {}},
634   {"trcssccr5", TRCSSCCR5, {}},
635   {"trcssccr6", TRCSSCCR6, {}},
636   {"trcssccr7", TRCSSCCR7, {}},
637   {"trcsscsr0", TRCSSCSR0, {}},
638   {"trcsscsr1", TRCSSCSR1, {}},
639   {"trcsscsr2", TRCSSCSR2, {}},
640   {"trcsscsr3", TRCSSCSR3, {}},
641   {"trcsscsr4", TRCSSCSR4, {}},
642   {"trcsscsr5", TRCSSCSR5, {}},
643   {"trcsscsr6", TRCSSCSR6, {}},
644   {"trcsscsr7", TRCSSCSR7, {}},
645   {"trcsspcicr0", TRCSSPCICR0, {}},
646   {"trcsspcicr1", TRCSSPCICR1, {}},
647   {"trcsspcicr2", TRCSSPCICR2, {}},
648   {"trcsspcicr3", TRCSSPCICR3, {}},
649   {"trcsspcicr4", TRCSSPCICR4, {}},
650   {"trcsspcicr5", TRCSSPCICR5, {}},
651   {"trcsspcicr6", TRCSSPCICR6, {}},
652   {"trcsspcicr7", TRCSSPCICR7, {}},
653   {"trcpdcr", TRCPDCR, {}},
654   {"trcacvr0", TRCACVR0, {}},
655   {"trcacvr1", TRCACVR1, {}},
656   {"trcacvr2", TRCACVR2, {}},
657   {"trcacvr3", TRCACVR3, {}},
658   {"trcacvr4", TRCACVR4, {}},
659   {"trcacvr5", TRCACVR5, {}},
660   {"trcacvr6", TRCACVR6, {}},
661   {"trcacvr7", TRCACVR7, {}},
662   {"trcacvr8", TRCACVR8, {}},
663   {"trcacvr9", TRCACVR9, {}},
664   {"trcacvr10", TRCACVR10, {}},
665   {"trcacvr11", TRCACVR11, {}},
666   {"trcacvr12", TRCACVR12, {}},
667   {"trcacvr13", TRCACVR13, {}},
668   {"trcacvr14", TRCACVR14, {}},
669   {"trcacvr15", TRCACVR15, {}},
670   {"trcacatr0", TRCACATR0, {}},
671   {"trcacatr1", TRCACATR1, {}},
672   {"trcacatr2", TRCACATR2, {}},
673   {"trcacatr3", TRCACATR3, {}},
674   {"trcacatr4", TRCACATR4, {}},
675   {"trcacatr5", TRCACATR5, {}},
676   {"trcacatr6", TRCACATR6, {}},
677   {"trcacatr7", TRCACATR7, {}},
678   {"trcacatr8", TRCACATR8, {}},
679   {"trcacatr9", TRCACATR9, {}},
680   {"trcacatr10", TRCACATR10, {}},
681   {"trcacatr11", TRCACATR11, {}},
682   {"trcacatr12", TRCACATR12, {}},
683   {"trcacatr13", TRCACATR13, {}},
684   {"trcacatr14", TRCACATR14, {}},
685   {"trcacatr15", TRCACATR15, {}},
686   {"trcdvcvr0", TRCDVCVR0, {}},
687   {"trcdvcvr1", TRCDVCVR1, {}},
688   {"trcdvcvr2", TRCDVCVR2, {}},
689   {"trcdvcvr3", TRCDVCVR3, {}},
690   {"trcdvcvr4", TRCDVCVR4, {}},
691   {"trcdvcvr5", TRCDVCVR5, {}},
692   {"trcdvcvr6", TRCDVCVR6, {}},
693   {"trcdvcvr7", TRCDVCVR7, {}},
694   {"trcdvcmr0", TRCDVCMR0, {}},
695   {"trcdvcmr1", TRCDVCMR1, {}},
696   {"trcdvcmr2", TRCDVCMR2, {}},
697   {"trcdvcmr3", TRCDVCMR3, {}},
698   {"trcdvcmr4", TRCDVCMR4, {}},
699   {"trcdvcmr5", TRCDVCMR5, {}},
700   {"trcdvcmr6", TRCDVCMR6, {}},
701   {"trcdvcmr7", TRCDVCMR7, {}},
702   {"trccidcvr0", TRCCIDCVR0, {}},
703   {"trccidcvr1", TRCCIDCVR1, {}},
704   {"trccidcvr2", TRCCIDCVR2, {}},
705   {"trccidcvr3", TRCCIDCVR3, {}},
706   {"trccidcvr4", TRCCIDCVR4, {}},
707   {"trccidcvr5", TRCCIDCVR5, {}},
708   {"trccidcvr6", TRCCIDCVR6, {}},
709   {"trccidcvr7", TRCCIDCVR7, {}},
710   {"trcvmidcvr0", TRCVMIDCVR0, {}},
711   {"trcvmidcvr1", TRCVMIDCVR1, {}},
712   {"trcvmidcvr2", TRCVMIDCVR2, {}},
713   {"trcvmidcvr3", TRCVMIDCVR3, {}},
714   {"trcvmidcvr4", TRCVMIDCVR4, {}},
715   {"trcvmidcvr5", TRCVMIDCVR5, {}},
716   {"trcvmidcvr6", TRCVMIDCVR6, {}},
717   {"trcvmidcvr7", TRCVMIDCVR7, {}},
718   {"trccidcctlr0", TRCCIDCCTLR0, {}},
719   {"trccidcctlr1", TRCCIDCCTLR1, {}},
720   {"trcvmidcctlr0", TRCVMIDCCTLR0, {}},
721   {"trcvmidcctlr1", TRCVMIDCCTLR1, {}},
722   {"trcitctrl", TRCITCTRL, {}},
723   {"trcclaimset", TRCCLAIMSET, {}},
724   {"trcclaimclr", TRCCLAIMCLR, {}},
725 
726   // GICv3 registers
727   {"icc_bpr1_el1", ICC_BPR1_EL1, {}},
728   {"icc_bpr0_el1", ICC_BPR0_EL1, {}},
729   {"icc_pmr_el1", ICC_PMR_EL1, {}},
730   {"icc_ctlr_el1", ICC_CTLR_EL1, {}},
731   {"icc_ctlr_el3", ICC_CTLR_EL3, {}},
732   {"icc_sre_el1", ICC_SRE_EL1, {}},
733   {"icc_sre_el2", ICC_SRE_EL2, {}},
734   {"icc_sre_el3", ICC_SRE_EL3, {}},
735   {"icc_igrpen0_el1", ICC_IGRPEN0_EL1, {}},
736   {"icc_igrpen1_el1", ICC_IGRPEN1_EL1, {}},
737   {"icc_igrpen1_el3", ICC_IGRPEN1_EL3, {}},
738   {"icc_seien_el1", ICC_SEIEN_EL1, {}},
739   {"icc_ap0r0_el1", ICC_AP0R0_EL1, {}},
740   {"icc_ap0r1_el1", ICC_AP0R1_EL1, {}},
741   {"icc_ap0r2_el1", ICC_AP0R2_EL1, {}},
742   {"icc_ap0r3_el1", ICC_AP0R3_EL1, {}},
743   {"icc_ap1r0_el1", ICC_AP1R0_EL1, {}},
744   {"icc_ap1r1_el1", ICC_AP1R1_EL1, {}},
745   {"icc_ap1r2_el1", ICC_AP1R2_EL1, {}},
746   {"icc_ap1r3_el1", ICC_AP1R3_EL1, {}},
747   {"ich_ap0r0_el2", ICH_AP0R0_EL2, {}},
748   {"ich_ap0r1_el2", ICH_AP0R1_EL2, {}},
749   {"ich_ap0r2_el2", ICH_AP0R2_EL2, {}},
750   {"ich_ap0r3_el2", ICH_AP0R3_EL2, {}},
751   {"ich_ap1r0_el2", ICH_AP1R0_EL2, {}},
752   {"ich_ap1r1_el2", ICH_AP1R1_EL2, {}},
753   {"ich_ap1r2_el2", ICH_AP1R2_EL2, {}},
754   {"ich_ap1r3_el2", ICH_AP1R3_EL2, {}},
755   {"ich_hcr_el2", ICH_HCR_EL2, {}},
756   {"ich_misr_el2", ICH_MISR_EL2, {}},
757   {"ich_vmcr_el2", ICH_VMCR_EL2, {}},
758   {"ich_vseir_el2", ICH_VSEIR_EL2, {}},
759   {"ich_lr0_el2", ICH_LR0_EL2, {}},
760   {"ich_lr1_el2", ICH_LR1_EL2, {}},
761   {"ich_lr2_el2", ICH_LR2_EL2, {}},
762   {"ich_lr3_el2", ICH_LR3_EL2, {}},
763   {"ich_lr4_el2", ICH_LR4_EL2, {}},
764   {"ich_lr5_el2", ICH_LR5_EL2, {}},
765   {"ich_lr6_el2", ICH_LR6_EL2, {}},
766   {"ich_lr7_el2", ICH_LR7_EL2, {}},
767   {"ich_lr8_el2", ICH_LR8_EL2, {}},
768   {"ich_lr9_el2", ICH_LR9_EL2, {}},
769   {"ich_lr10_el2", ICH_LR10_EL2, {}},
770   {"ich_lr11_el2", ICH_LR11_EL2, {}},
771   {"ich_lr12_el2", ICH_LR12_EL2, {}},
772   {"ich_lr13_el2", ICH_LR13_EL2, {}},
773   {"ich_lr14_el2", ICH_LR14_EL2, {}},
774   {"ich_lr15_el2", ICH_LR15_EL2, {}},
775 
776   // Cyclone registers
777   {"cpm_ioacc_ctl_el3", CPM_IOACC_CTL_EL3, {AArch64::ProcCyclone}},
778 
779   // v8.1a "Privileged Access Never" extension-specific system registers
780   {"pan", PAN, {AArch64::HasV8_1aOps}},
781 
782   // v8.1a "Limited Ordering Regions" extension-specific system registers
783   {"lorsa_el1", LORSA_EL1, {AArch64::HasV8_1aOps}},
784   {"lorea_el1", LOREA_EL1, {AArch64::HasV8_1aOps}},
785   {"lorn_el1", LORN_EL1, {AArch64::HasV8_1aOps}},
786   {"lorc_el1", LORC_EL1, {AArch64::HasV8_1aOps}},
787 
788   // v8.1a "Virtualization host extensions" system registers
789   {"ttbr1_el2", TTBR1_EL2, {AArch64::HasV8_1aOps}},
790   {"contextidr_el2", CONTEXTIDR_EL2, {AArch64::HasV8_1aOps}},
791   {"cnthv_tval_el2", CNTHV_TVAL_EL2, {AArch64::HasV8_1aOps}},
792   {"cnthv_cval_el2", CNTHV_CVAL_EL2, {AArch64::HasV8_1aOps}},
793   {"cnthv_ctl_el2", CNTHV_CTL_EL2, {AArch64::HasV8_1aOps}},
794   {"sctlr_el12", SCTLR_EL12, {AArch64::HasV8_1aOps}},
795   {"cpacr_el12", CPACR_EL12, {AArch64::HasV8_1aOps}},
796   {"ttbr0_el12", TTBR0_EL12, {AArch64::HasV8_1aOps}},
797   {"ttbr1_el12", TTBR1_EL12, {AArch64::HasV8_1aOps}},
798   {"tcr_el12", TCR_EL12, {AArch64::HasV8_1aOps}},
799   {"afsr0_el12", AFSR0_EL12, {AArch64::HasV8_1aOps}},
800   {"afsr1_el12", AFSR1_EL12, {AArch64::HasV8_1aOps}},
801   {"esr_el12", ESR_EL12, {AArch64::HasV8_1aOps}},
802   {"far_el12", FAR_EL12, {AArch64::HasV8_1aOps}},
803   {"mair_el12", MAIR_EL12, {AArch64::HasV8_1aOps}},
804   {"amair_el12", AMAIR_EL12, {AArch64::HasV8_1aOps}},
805   {"vbar_el12", VBAR_EL12, {AArch64::HasV8_1aOps}},
806   {"contextidr_el12", CONTEXTIDR_EL12, {AArch64::HasV8_1aOps}},
807   {"cntkctl_el12", CNTKCTL_EL12, {AArch64::HasV8_1aOps}},
808   {"cntp_tval_el02", CNTP_TVAL_EL02, {AArch64::HasV8_1aOps}},
809   {"cntp_ctl_el02", CNTP_CTL_EL02, {AArch64::HasV8_1aOps}},
810   {"cntp_cval_el02", CNTP_CVAL_EL02, {AArch64::HasV8_1aOps}},
811   {"cntv_tval_el02", CNTV_TVAL_EL02, {AArch64::HasV8_1aOps}},
812   {"cntv_ctl_el02", CNTV_CTL_EL02, {AArch64::HasV8_1aOps}},
813   {"cntv_cval_el02", CNTV_CVAL_EL02, {AArch64::HasV8_1aOps}},
814   {"spsr_el12", SPSR_EL12, {AArch64::HasV8_1aOps}},
815   {"elr_el12", ELR_EL12, {AArch64::HasV8_1aOps}},
816 
817   // v8.2a registers
818   {"uao",           UAO,           {AArch64::HasV8_2aOps}},
819 
820   // v8.2a "Statistical Profiling extension" registers
821   {"pmblimitr_el1", PMBLIMITR_EL1, {AArch64::FeatureSPE}},
822   {"pmbptr_el1",    PMBPTR_EL1,    {AArch64::FeatureSPE}},
823   {"pmbsr_el1",     PMBSR_EL1,     {AArch64::FeatureSPE}},
824   {"pmbidr_el1",    PMBIDR_EL1,    {AArch64::FeatureSPE}},
825   {"pmscr_el2",     PMSCR_EL2,     {AArch64::FeatureSPE}},
826   {"pmscr_el12",    PMSCR_EL12,    {AArch64::FeatureSPE}},
827   {"pmscr_el1",     PMSCR_EL1,     {AArch64::FeatureSPE}},
828   {"pmsicr_el1",    PMSICR_EL1,    {AArch64::FeatureSPE}},
829   {"pmsirr_el1",    PMSIRR_EL1,    {AArch64::FeatureSPE}},
830   {"pmsfcr_el1",    PMSFCR_EL1,    {AArch64::FeatureSPE}},
831   {"pmsevfr_el1",   PMSEVFR_EL1,   {AArch64::FeatureSPE}},
832   {"pmslatfr_el1",  PMSLATFR_EL1,  {AArch64::FeatureSPE}},
833   {"pmsidr_el1",    PMSIDR_EL1,    {AArch64::FeatureSPE}},
834 };
835 
836 uint32_t
fromString(StringRef Name,const FeatureBitset & FeatureBits,bool & Valid) const837 AArch64SysReg::SysRegMapper::fromString(StringRef Name,
838     const FeatureBitset& FeatureBits, bool &Valid) const {
839   std::string NameLower = Name.lower();
840 
841   // First search the registers shared by all
842   for (unsigned i = 0; i < array_lengthof(SysRegMappings); ++i) {
843     if (SysRegMappings[i].isNameEqual(NameLower, FeatureBits)) {
844       Valid = true;
845       return SysRegMappings[i].Value;
846     }
847   }
848 
849   // Now try the instruction-specific registers (either read-only or
850   // write-only).
851   for (unsigned i = 0; i < NumInstMappings; ++i) {
852     if (InstMappings[i].isNameEqual(NameLower, FeatureBits)) {
853       Valid = true;
854       return InstMappings[i].Value;
855     }
856   }
857 
858   // Try to parse an S<op0>_<op1>_<Cn>_<Cm>_<op2> register name
859   Regex GenericRegPattern("^s([0-3])_([0-7])_c([0-9]|1[0-5])_c([0-9]|1[0-5])_([0-7])$");
860 
861   SmallVector<StringRef, 5> Ops;
862   if (!GenericRegPattern.match(NameLower, &Ops)) {
863     Valid = false;
864     return -1;
865   }
866 
867   uint32_t Op0 = 0, Op1 = 0, CRn = 0, CRm = 0, Op2 = 0;
868   uint32_t Bits;
869   Ops[1].getAsInteger(10, Op0);
870   Ops[2].getAsInteger(10, Op1);
871   Ops[3].getAsInteger(10, CRn);
872   Ops[4].getAsInteger(10, CRm);
873   Ops[5].getAsInteger(10, Op2);
874   Bits = (Op0 << 14) | (Op1 << 11) | (CRn << 7) | (CRm << 3) | Op2;
875 
876   Valid = true;
877   return Bits;
878 }
879 
880 std::string
toString(uint32_t Bits,const FeatureBitset & FeatureBits) const881 AArch64SysReg::SysRegMapper::toString(uint32_t Bits,
882                                       const FeatureBitset& FeatureBits) const {
883   // First search the registers shared by all
884   for (unsigned i = 0; i < array_lengthof(SysRegMappings); ++i) {
885     if (SysRegMappings[i].isValueEqual(Bits, FeatureBits)) {
886       return SysRegMappings[i].Name;
887     }
888   }
889 
890   // Now try the instruction-specific registers (either read-only or
891   // write-only).
892   for (unsigned i = 0; i < NumInstMappings; ++i) {
893     if (InstMappings[i].isValueEqual(Bits, FeatureBits)) {
894       return InstMappings[i].Name;
895     }
896   }
897 
898   assert(Bits < 0x10000);
899   uint32_t Op0 = (Bits >> 14) & 0x3;
900   uint32_t Op1 = (Bits >> 11) & 0x7;
901   uint32_t CRn = (Bits >> 7) & 0xf;
902   uint32_t CRm = (Bits >> 3) & 0xf;
903   uint32_t Op2 = Bits & 0x7;
904 
905   return "s" + utostr(Op0)+ "_" + utostr(Op1) + "_c" + utostr(CRn)
906                + "_c" + utostr(CRm) + "_" + utostr(Op2);
907 }
908 
909 const AArch64NamedImmMapper::Mapping AArch64TLBI::TLBIMapper::TLBIMappings[] = {
910   {"ipas2e1is", IPAS2E1IS, {}},
911   {"ipas2le1is", IPAS2LE1IS, {}},
912   {"vmalle1is", VMALLE1IS, {}},
913   {"alle2is", ALLE2IS, {}},
914   {"alle3is", ALLE3IS, {}},
915   {"vae1is", VAE1IS, {}},
916   {"vae2is", VAE2IS, {}},
917   {"vae3is", VAE3IS, {}},
918   {"aside1is", ASIDE1IS, {}},
919   {"vaae1is", VAAE1IS, {}},
920   {"alle1is", ALLE1IS, {}},
921   {"vale1is", VALE1IS, {}},
922   {"vale2is", VALE2IS, {}},
923   {"vale3is", VALE3IS, {}},
924   {"vmalls12e1is", VMALLS12E1IS, {}},
925   {"vaale1is", VAALE1IS, {}},
926   {"ipas2e1", IPAS2E1, {}},
927   {"ipas2le1", IPAS2LE1, {}},
928   {"vmalle1", VMALLE1, {}},
929   {"alle2", ALLE2, {}},
930   {"alle3", ALLE3, {}},
931   {"vae1", VAE1, {}},
932   {"vae2", VAE2, {}},
933   {"vae3", VAE3, {}},
934   {"aside1", ASIDE1, {}},
935   {"vaae1", VAAE1, {}},
936   {"alle1", ALLE1, {}},
937   {"vale1", VALE1, {}},
938   {"vale2", VALE2, {}},
939   {"vale3", VALE3, {}},
940   {"vmalls12e1", VMALLS12E1, {}},
941   {"vaale1", VAALE1, {}}
942 };
943 
TLBIMapper()944 AArch64TLBI::TLBIMapper::TLBIMapper()
945   : AArch64NamedImmMapper(TLBIMappings, 0) {}
946