Coverage Report

Created: 2025-07-01 07:03

/src/capstonev5/arch/AArch64/AArch64BaseInfo.h
Line
Count
Source (jump to first uncovered line)
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
/* Capstone Disassembly Engine */
18
/* By Nguyen Anh Quynh <aquynh@gmail.com>, 2013-2019 */
19
20
#ifndef CS_LLVM_AARCH64_BASEINFO_H
21
#define CS_LLVM_AARCH64_BASEINFO_H
22
23
#include <ctype.h>
24
#include <string.h>
25
#include "AArch64Mapping.h"
26
27
#ifndef __cplusplus
28
#if defined (WIN32) || defined (WIN64) || defined (_WIN32) || defined (_WIN64)
29
#define inline /* inline */
30
#endif
31
#endif
32
33
inline static unsigned getWRegFromXReg(unsigned Reg)
34
4.75k
{
35
4.75k
  switch (Reg) {
36
140
    default: break;
37
383
    case ARM64_REG_X0: return ARM64_REG_W0;
38
330
    case ARM64_REG_X1: return ARM64_REG_W1;
39
306
    case ARM64_REG_X2: return ARM64_REG_W2;
40
467
    case ARM64_REG_X3: return ARM64_REG_W3;
41
34
    case ARM64_REG_X4: return ARM64_REG_W4;
42
233
    case ARM64_REG_X5: return ARM64_REG_W5;
43
268
    case ARM64_REG_X6: return ARM64_REG_W6;
44
340
    case ARM64_REG_X7: return ARM64_REG_W7;
45
59
    case ARM64_REG_X8: return ARM64_REG_W8;
46
89
    case ARM64_REG_X9: return ARM64_REG_W9;
47
117
    case ARM64_REG_X10: return ARM64_REG_W10;
48
139
    case ARM64_REG_X11: return ARM64_REG_W11;
49
90
    case ARM64_REG_X12: return ARM64_REG_W12;
50
188
    case ARM64_REG_X13: return ARM64_REG_W13;
51
92
    case ARM64_REG_X14: return ARM64_REG_W14;
52
107
    case ARM64_REG_X15: return ARM64_REG_W15;
53
39
    case ARM64_REG_X16: return ARM64_REG_W16;
54
56
    case ARM64_REG_X17: return ARM64_REG_W17;
55
41
    case ARM64_REG_X18: return ARM64_REG_W18;
56
93
    case ARM64_REG_X19: return ARM64_REG_W19;
57
19
    case ARM64_REG_X20: return ARM64_REG_W20;
58
159
    case ARM64_REG_X21: return ARM64_REG_W21;
59
45
    case ARM64_REG_X22: return ARM64_REG_W22;
60
55
    case ARM64_REG_X23: return ARM64_REG_W23;
61
74
    case ARM64_REG_X24: return ARM64_REG_W24;
62
131
    case ARM64_REG_X25: return ARM64_REG_W25;
63
55
    case ARM64_REG_X26: return ARM64_REG_W26;
64
93
    case ARM64_REG_X27: return ARM64_REG_W27;
65
258
    case ARM64_REG_X28: return ARM64_REG_W28;
66
47
    case ARM64_REG_FP: return ARM64_REG_W29;
67
138
    case ARM64_REG_LR: return ARM64_REG_W30;
68
0
    case ARM64_REG_SP: return ARM64_REG_WSP;
69
70
    case ARM64_REG_XZR: return ARM64_REG_WZR;
70
4.75k
  }
71
72
  // For anything else, return it unchanged.
73
140
  return Reg;
74
4.75k
}
Unexecuted instantiation: AArch64Disassembler.c:getWRegFromXReg
AArch64InstPrinter.c:getWRegFromXReg
Line
Count
Source
34
4.75k
{
35
4.75k
  switch (Reg) {
36
140
    default: break;
37
383
    case ARM64_REG_X0: return ARM64_REG_W0;
38
330
    case ARM64_REG_X1: return ARM64_REG_W1;
39
306
    case ARM64_REG_X2: return ARM64_REG_W2;
40
467
    case ARM64_REG_X3: return ARM64_REG_W3;
41
34
    case ARM64_REG_X4: return ARM64_REG_W4;
42
233
    case ARM64_REG_X5: return ARM64_REG_W5;
43
268
    case ARM64_REG_X6: return ARM64_REG_W6;
44
340
    case ARM64_REG_X7: return ARM64_REG_W7;
45
59
    case ARM64_REG_X8: return ARM64_REG_W8;
46
89
    case ARM64_REG_X9: return ARM64_REG_W9;
47
117
    case ARM64_REG_X10: return ARM64_REG_W10;
48
139
    case ARM64_REG_X11: return ARM64_REG_W11;
49
90
    case ARM64_REG_X12: return ARM64_REG_W12;
50
188
    case ARM64_REG_X13: return ARM64_REG_W13;
51
92
    case ARM64_REG_X14: return ARM64_REG_W14;
52
107
    case ARM64_REG_X15: return ARM64_REG_W15;
53
39
    case ARM64_REG_X16: return ARM64_REG_W16;
54
56
    case ARM64_REG_X17: return ARM64_REG_W17;
55
41
    case ARM64_REG_X18: return ARM64_REG_W18;
56
93
    case ARM64_REG_X19: return ARM64_REG_W19;
57
19
    case ARM64_REG_X20: return ARM64_REG_W20;
58
159
    case ARM64_REG_X21: return ARM64_REG_W21;
59
45
    case ARM64_REG_X22: return ARM64_REG_W22;
60
55
    case ARM64_REG_X23: return ARM64_REG_W23;
61
74
    case ARM64_REG_X24: return ARM64_REG_W24;
62
131
    case ARM64_REG_X25: return ARM64_REG_W25;
63
55
    case ARM64_REG_X26: return ARM64_REG_W26;
64
93
    case ARM64_REG_X27: return ARM64_REG_W27;
65
258
    case ARM64_REG_X28: return ARM64_REG_W28;
66
47
    case ARM64_REG_FP: return ARM64_REG_W29;
67
138
    case ARM64_REG_LR: return ARM64_REG_W30;
68
0
    case ARM64_REG_SP: return ARM64_REG_WSP;
69
70
    case ARM64_REG_XZR: return ARM64_REG_WZR;
70
4.75k
  }
71
72
  // For anything else, return it unchanged.
73
140
  return Reg;
74
4.75k
}
Unexecuted instantiation: AArch64BaseInfo.c:getWRegFromXReg
75
76
inline static unsigned getXRegFromWReg(unsigned Reg)
77
0
{
78
0
  switch (Reg) {
79
0
    case ARM64_REG_W0: return ARM64_REG_X0;
80
0
    case ARM64_REG_W1: return ARM64_REG_X1;
81
0
    case ARM64_REG_W2: return ARM64_REG_X2;
82
0
    case ARM64_REG_W3: return ARM64_REG_X3;
83
0
    case ARM64_REG_W4: return ARM64_REG_X4;
84
0
    case ARM64_REG_W5: return ARM64_REG_X5;
85
0
    case ARM64_REG_W6: return ARM64_REG_X6;
86
0
    case ARM64_REG_W7: return ARM64_REG_X7;
87
0
    case ARM64_REG_W8: return ARM64_REG_X8;
88
0
    case ARM64_REG_W9: return ARM64_REG_X9;
89
0
    case ARM64_REG_W10: return ARM64_REG_X10;
90
0
    case ARM64_REG_W11: return ARM64_REG_X11;
91
0
    case ARM64_REG_W12: return ARM64_REG_X12;
92
0
    case ARM64_REG_W13: return ARM64_REG_X13;
93
0
    case ARM64_REG_W14: return ARM64_REG_X14;
94
0
    case ARM64_REG_W15: return ARM64_REG_X15;
95
0
    case ARM64_REG_W16: return ARM64_REG_X16;
96
0
    case ARM64_REG_W17: return ARM64_REG_X17;
97
0
    case ARM64_REG_W18: return ARM64_REG_X18;
98
0
    case ARM64_REG_W19: return ARM64_REG_X19;
99
0
    case ARM64_REG_W20: return ARM64_REG_X20;
100
0
    case ARM64_REG_W21: return ARM64_REG_X21;
101
0
    case ARM64_REG_W22: return ARM64_REG_X22;
102
0
    case ARM64_REG_W23: return ARM64_REG_X23;
103
0
    case ARM64_REG_W24: return ARM64_REG_X24;
104
0
    case ARM64_REG_W25: return ARM64_REG_X25;
105
0
    case ARM64_REG_W26: return ARM64_REG_X26;
106
0
    case ARM64_REG_W27: return ARM64_REG_X27;
107
0
    case ARM64_REG_W28: return ARM64_REG_X28;
108
0
    case ARM64_REG_W29: return ARM64_REG_FP;
109
0
    case ARM64_REG_W30: return ARM64_REG_LR;
110
0
    case ARM64_REG_WSP: return ARM64_REG_SP;
111
0
    case ARM64_REG_WZR: return ARM64_REG_XZR;
112
0
  }
113
0
114
0
  // For anything else, return it unchanged.
115
0
  return Reg;
116
0
}
Unexecuted instantiation: AArch64Disassembler.c:getXRegFromWReg
Unexecuted instantiation: AArch64InstPrinter.c:getXRegFromWReg
Unexecuted instantiation: AArch64BaseInfo.c:getXRegFromWReg
117
118
inline static unsigned getBRegFromDReg(unsigned Reg)
119
0
{
120
0
  switch (Reg) {
121
0
    case ARM64_REG_D0:  return ARM64_REG_B0;
122
0
    case ARM64_REG_D1:  return ARM64_REG_B1;
123
0
    case ARM64_REG_D2:  return ARM64_REG_B2;
124
0
    case ARM64_REG_D3:  return ARM64_REG_B3;
125
0
    case ARM64_REG_D4:  return ARM64_REG_B4;
126
0
    case ARM64_REG_D5:  return ARM64_REG_B5;
127
0
    case ARM64_REG_D6:  return ARM64_REG_B6;
128
0
    case ARM64_REG_D7:  return ARM64_REG_B7;
129
0
    case ARM64_REG_D8:  return ARM64_REG_B8;
130
0
    case ARM64_REG_D9:  return ARM64_REG_B9;
131
0
    case ARM64_REG_D10: return ARM64_REG_B10;
132
0
    case ARM64_REG_D11: return ARM64_REG_B11;
133
0
    case ARM64_REG_D12: return ARM64_REG_B12;
134
0
    case ARM64_REG_D13: return ARM64_REG_B13;
135
0
    case ARM64_REG_D14: return ARM64_REG_B14;
136
0
    case ARM64_REG_D15: return ARM64_REG_B15;
137
0
    case ARM64_REG_D16: return ARM64_REG_B16;
138
0
    case ARM64_REG_D17: return ARM64_REG_B17;
139
0
    case ARM64_REG_D18: return ARM64_REG_B18;
140
0
    case ARM64_REG_D19: return ARM64_REG_B19;
141
0
    case ARM64_REG_D20: return ARM64_REG_B20;
142
0
    case ARM64_REG_D21: return ARM64_REG_B21;
143
0
    case ARM64_REG_D22: return ARM64_REG_B22;
144
0
    case ARM64_REG_D23: return ARM64_REG_B23;
145
0
    case ARM64_REG_D24: return ARM64_REG_B24;
146
0
    case ARM64_REG_D25: return ARM64_REG_B25;
147
0
    case ARM64_REG_D26: return ARM64_REG_B26;
148
0
    case ARM64_REG_D27: return ARM64_REG_B27;
149
0
    case ARM64_REG_D28: return ARM64_REG_B28;
150
0
    case ARM64_REG_D29: return ARM64_REG_B29;
151
0
    case ARM64_REG_D30: return ARM64_REG_B30;
152
0
    case ARM64_REG_D31: return ARM64_REG_B31;
153
0
  }
154
0
155
0
  // For anything else, return it unchanged.
156
0
  return Reg;
157
0
}
Unexecuted instantiation: AArch64Disassembler.c:getBRegFromDReg
Unexecuted instantiation: AArch64InstPrinter.c:getBRegFromDReg
Unexecuted instantiation: AArch64BaseInfo.c:getBRegFromDReg
158
159
inline static unsigned getDRegFromBReg(unsigned Reg)
160
0
{
161
0
  switch (Reg) {
162
0
    case ARM64_REG_B0:  return ARM64_REG_D0;
163
0
    case ARM64_REG_B1:  return ARM64_REG_D1;
164
0
    case ARM64_REG_B2:  return ARM64_REG_D2;
165
0
    case ARM64_REG_B3:  return ARM64_REG_D3;
166
0
    case ARM64_REG_B4:  return ARM64_REG_D4;
167
0
    case ARM64_REG_B5:  return ARM64_REG_D5;
168
0
    case ARM64_REG_B6:  return ARM64_REG_D6;
169
0
    case ARM64_REG_B7:  return ARM64_REG_D7;
170
0
    case ARM64_REG_B8:  return ARM64_REG_D8;
171
0
    case ARM64_REG_B9:  return ARM64_REG_D9;
172
0
    case ARM64_REG_B10: return ARM64_REG_D10;
173
0
    case ARM64_REG_B11: return ARM64_REG_D11;
174
0
    case ARM64_REG_B12: return ARM64_REG_D12;
175
0
    case ARM64_REG_B13: return ARM64_REG_D13;
176
0
    case ARM64_REG_B14: return ARM64_REG_D14;
177
0
    case ARM64_REG_B15: return ARM64_REG_D15;
178
0
    case ARM64_REG_B16: return ARM64_REG_D16;
179
0
    case ARM64_REG_B17: return ARM64_REG_D17;
180
0
    case ARM64_REG_B18: return ARM64_REG_D18;
181
0
    case ARM64_REG_B19: return ARM64_REG_D19;
182
0
    case ARM64_REG_B20: return ARM64_REG_D20;
183
0
    case ARM64_REG_B21: return ARM64_REG_D21;
184
0
    case ARM64_REG_B22: return ARM64_REG_D22;
185
0
    case ARM64_REG_B23: return ARM64_REG_D23;
186
0
    case ARM64_REG_B24: return ARM64_REG_D24;
187
0
    case ARM64_REG_B25: return ARM64_REG_D25;
188
0
    case ARM64_REG_B26: return ARM64_REG_D26;
189
0
    case ARM64_REG_B27: return ARM64_REG_D27;
190
0
    case ARM64_REG_B28: return ARM64_REG_D28;
191
0
    case ARM64_REG_B29: return ARM64_REG_D29;
192
0
    case ARM64_REG_B30: return ARM64_REG_D30;
193
0
    case ARM64_REG_B31: return ARM64_REG_D31;
194
0
  }
195
0
196
0
  // For anything else, return it unchanged.
197
0
  return Reg;
198
0
}
Unexecuted instantiation: AArch64Disassembler.c:getDRegFromBReg
Unexecuted instantiation: AArch64InstPrinter.c:getDRegFromBReg
Unexecuted instantiation: AArch64BaseInfo.c:getDRegFromBReg
199
200
// // Enums corresponding to AArch64 condition codes
201
// The CondCodes constants map directly to the 4-bit encoding of the
202
// condition field for predicated instructions.
203
typedef enum AArch64CC_CondCode { // Meaning (integer)     Meaning (floating-point)
204
  AArch64CC_EQ = 0x0,      // Equal                      Equal
205
  AArch64CC_NE = 0x1,      // Not equal                  Not equal, or unordered
206
  AArch64CC_HS = 0x2,      // Unsigned higher or same    >, ==, or unordered
207
  AArch64CC_LO = 0x3,      // Unsigned lower             Less than
208
  AArch64CC_MI = 0x4,      // Minus, negative            Less than
209
  AArch64CC_PL = 0x5,      // Plus, positive or zero     >, ==, or unordered
210
  AArch64CC_VS = 0x6,      // Overflow                   Unordered
211
  AArch64CC_VC = 0x7,      // No overflow                Not unordered
212
  AArch64CC_HI = 0x8,      // Unsigned higher            Greater than, or unordered
213
  AArch64CC_LS = 0x9,      // Unsigned lower or same     Less than or equal
214
  AArch64CC_GE = 0xa,      // Greater than or equal      Greater than or equal
215
  AArch64CC_LT = 0xb,      // Less than                  Less than, or unordered
216
  AArch64CC_GT = 0xc,      // Greater than               Greater than
217
  AArch64CC_LE = 0xd,      // Less than or equal         <, ==, or unordered
218
  AArch64CC_AL = 0xe,      // Always (unconditional)     Always (unconditional)
219
  AArch64CC_NV = 0xf,      // Always (unconditional)     Always (unconditional)
220
  // Note the NV exists purely to disassemble 0b1111. Execution is "always".
221
  AArch64CC_Invalid
222
} AArch64CC_CondCode;
223
224
inline static AArch64CC_CondCode getInvertedCondCode(AArch64CC_CondCode Code)
225
632
{
226
  // To reverse a condition it's necessary to only invert the low bit:
227
632
  return (AArch64CC_CondCode)((unsigned)Code ^ 0x1);
228
632
}
Unexecuted instantiation: AArch64Disassembler.c:getInvertedCondCode
AArch64InstPrinter.c:getInvertedCondCode
Line
Count
Source
225
632
{
226
  // To reverse a condition it's necessary to only invert the low bit:
227
632
  return (AArch64CC_CondCode)((unsigned)Code ^ 0x1);
228
632
}
Unexecuted instantiation: AArch64BaseInfo.c:getInvertedCondCode
229
230
inline static const char *getCondCodeName(AArch64CC_CondCode CC)
231
2.48k
{
232
2.48k
  switch (CC) {
233
0
    default: return NULL; // never reach
234
441
    case AArch64CC_EQ:  return "eq";
235
160
    case AArch64CC_NE:  return "ne";
236
392
    case AArch64CC_HS:  return "hs";
237
77
    case AArch64CC_LO:  return "lo";
238
281
    case AArch64CC_MI:  return "mi";
239
218
    case AArch64CC_PL:  return "pl";
240
105
    case AArch64CC_VS:  return "vs";
241
66
    case AArch64CC_VC:  return "vc";
242
94
    case AArch64CC_HI:  return "hi";
243
23
    case AArch64CC_LS:  return "ls";
244
79
    case AArch64CC_GE:  return "ge";
245
30
    case AArch64CC_LT:  return "lt";
246
220
    case AArch64CC_GT:  return "gt";
247
173
    case AArch64CC_LE:  return "le";
248
37
    case AArch64CC_AL:  return "al";
249
92
    case AArch64CC_NV:  return "nv";
250
2.48k
  }
251
2.48k
}
Unexecuted instantiation: AArch64Disassembler.c:getCondCodeName
AArch64InstPrinter.c:getCondCodeName
Line
Count
Source
231
2.48k
{
232
2.48k
  switch (CC) {
233
0
    default: return NULL; // never reach
234
441
    case AArch64CC_EQ:  return "eq";
235
160
    case AArch64CC_NE:  return "ne";
236
392
    case AArch64CC_HS:  return "hs";
237
77
    case AArch64CC_LO:  return "lo";
238
281
    case AArch64CC_MI:  return "mi";
239
218
    case AArch64CC_PL:  return "pl";
240
105
    case AArch64CC_VS:  return "vs";
241
66
    case AArch64CC_VC:  return "vc";
242
94
    case AArch64CC_HI:  return "hi";
243
23
    case AArch64CC_LS:  return "ls";
244
79
    case AArch64CC_GE:  return "ge";
245
30
    case AArch64CC_LT:  return "lt";
246
220
    case AArch64CC_GT:  return "gt";
247
173
    case AArch64CC_LE:  return "le";
248
37
    case AArch64CC_AL:  return "al";
249
92
    case AArch64CC_NV:  return "nv";
250
2.48k
  }
251
2.48k
}
Unexecuted instantiation: AArch64BaseInfo.c:getCondCodeName
252
253
/// Given a condition code, return NZCV flags that would satisfy that condition.
254
/// The flag bits are in the format expected by the ccmp instructions.
255
/// Note that many different flag settings can satisfy a given condition code,
256
/// this function just returns one of them.
257
inline static unsigned getNZCVToSatisfyCondCode(AArch64CC_CondCode Code)
258
0
{
259
0
  // NZCV flags encoded as expected by ccmp instructions, ARMv8 ISA 5.5.7.
260
0
  enum { N = 8, Z = 4, C = 2, V = 1 };
261
0
  switch (Code) {
262
0
    default: // llvm_unreachable("Unknown condition code");
263
0
    case AArch64CC_EQ: return Z; // Z == 1
264
0
    case AArch64CC_NE: return 0; // Z == 0
265
0
    case AArch64CC_HS: return C; // C == 1
266
0
    case AArch64CC_LO: return 0; // C == 0
267
0
    case AArch64CC_MI: return N; // N == 1
268
0
    case AArch64CC_PL: return 0; // N == 0
269
0
    case AArch64CC_VS: return V; // V == 1
270
0
    case AArch64CC_VC: return 0; // V == 0
271
0
    case AArch64CC_HI: return C; // C == 1 && Z == 0
272
0
    case AArch64CC_LS: return 0; // C == 0 || Z == 1
273
0
    case AArch64CC_GE: return 0; // N == V
274
0
    case AArch64CC_LT: return N; // N != V
275
0
    case AArch64CC_GT: return 0; // Z == 0 && N == V
276
0
    case AArch64CC_LE: return Z; // Z == 1 || N != V
277
0
  }
278
0
}
Unexecuted instantiation: AArch64Disassembler.c:getNZCVToSatisfyCondCode
Unexecuted instantiation: AArch64InstPrinter.c:getNZCVToSatisfyCondCode
Unexecuted instantiation: AArch64BaseInfo.c:getNZCVToSatisfyCondCode
279
280
/// Instances of this class can perform bidirectional mapping from random
281
/// identifier strings to operand encodings. For example "MSR" takes a named
282
/// system-register which must be encoded somehow and decoded for printing. This
283
/// central location means that the information for those transformations is not
284
/// duplicated and remains in sync.
285
///
286
/// FIXME: currently the algorithm is a completely unoptimised linear
287
/// search. Obviously this could be improved, but we would probably want to work
288
/// out just how often these instructions are emitted before working on it. It
289
/// might even be optimal to just reorder the tables for the common instructions
290
/// rather than changing the algorithm.
291
typedef struct A64NamedImmMapper_Mapping {
292
  const char *Name;
293
  uint32_t Value;
294
} A64NamedImmMapper_Mapping;
295
296
typedef struct A64NamedImmMapper {
297
  const A64NamedImmMapper_Mapping *Pairs;
298
  size_t NumPairs;
299
  uint32_t TooBigImm;
300
} A64NamedImmMapper;
301
302
typedef struct A64SysRegMapper {
303
  const A64NamedImmMapper_Mapping *SysRegPairs;
304
  const A64NamedImmMapper_Mapping *InstPairs;
305
  size_t NumInstPairs;
306
} A64SysRegMapper;
307
308
typedef enum A64SE_ShiftExtSpecifiers {
309
  A64SE_Invalid = -1,
310
  A64SE_LSL,
311
  A64SE_MSL,
312
  A64SE_LSR,
313
  A64SE_ASR,
314
  A64SE_ROR,
315
316
  A64SE_UXTB,
317
  A64SE_UXTH,
318
  A64SE_UXTW,
319
  A64SE_UXTX,
320
321
  A64SE_SXTB,
322
  A64SE_SXTH,
323
  A64SE_SXTW,
324
  A64SE_SXTX
325
} A64SE_ShiftExtSpecifiers;
326
327
typedef enum A64Layout_VectorLayout {
328
  A64Layout_Invalid = -1,
329
  A64Layout_VL_8B,
330
  A64Layout_VL_4H,
331
  A64Layout_VL_2S,
332
  A64Layout_VL_1D,
333
334
  A64Layout_VL_16B,
335
  A64Layout_VL_8H,
336
  A64Layout_VL_4S,
337
  A64Layout_VL_2D,
338
339
  // Bare layout for the 128-bit vector
340
  // (only show ".b", ".h", ".s", ".d" without vector number)
341
  A64Layout_VL_B,
342
  A64Layout_VL_H,
343
  A64Layout_VL_S,
344
  A64Layout_VL_D
345
} A64Layout_VectorLayout;
346
347
inline static const char *
348
AArch64VectorLayoutToString(A64Layout_VectorLayout Layout)
349
0
{
350
0
  switch (Layout) {
351
0
    default: return NULL; // never reach
352
0
    case A64Layout_VL_8B:  return ".8b";
353
0
    case A64Layout_VL_4H:  return ".4h";
354
0
    case A64Layout_VL_2S:  return ".2s";
355
0
    case A64Layout_VL_1D:  return ".1d";
356
0
    case A64Layout_VL_16B:  return ".16b";
357
0
    case A64Layout_VL_8H:  return ".8h";
358
0
    case A64Layout_VL_4S:  return ".4s";
359
0
    case A64Layout_VL_2D:  return ".2d";
360
0
    case A64Layout_VL_B:  return ".b";
361
0
    case A64Layout_VL_H:  return ".h";
362
0
    case A64Layout_VL_S:  return ".s";
363
0
    case A64Layout_VL_D:  return ".d";
364
0
  }
365
0
}
Unexecuted instantiation: AArch64Disassembler.c:AArch64VectorLayoutToString
Unexecuted instantiation: AArch64InstPrinter.c:AArch64VectorLayoutToString
Unexecuted instantiation: AArch64BaseInfo.c:AArch64VectorLayoutToString
366
367
inline static A64Layout_VectorLayout
368
AArch64StringToVectorLayout(char *LayoutStr)
369
0
{
370
0
  if (!strcmp(LayoutStr, ".8b"))
371
0
    return A64Layout_VL_8B;
372
0
373
0
  if (!strcmp(LayoutStr, ".4h"))
374
0
    return A64Layout_VL_4H;
375
0
376
0
  if (!strcmp(LayoutStr, ".2s"))
377
0
    return A64Layout_VL_2S;
378
0
379
0
  if (!strcmp(LayoutStr, ".1d"))
380
0
    return A64Layout_VL_1D;
381
0
382
0
  if (!strcmp(LayoutStr, ".16b"))
383
0
    return A64Layout_VL_16B;
384
0
385
0
  if (!strcmp(LayoutStr, ".8h"))
386
0
    return A64Layout_VL_8H;
387
0
388
0
  if (!strcmp(LayoutStr, ".4s"))
389
0
    return A64Layout_VL_4S;
390
0
391
0
  if (!strcmp(LayoutStr, ".2d"))
392
0
    return A64Layout_VL_2D;
393
0
394
0
  if (!strcmp(LayoutStr, ".b"))
395
0
    return A64Layout_VL_B;
396
0
397
0
  if (!strcmp(LayoutStr, ".s"))
398
0
    return A64Layout_VL_S;
399
0
400
0
  if (!strcmp(LayoutStr, ".d"))
401
0
    return A64Layout_VL_D;
402
0
403
0
  return A64Layout_Invalid;
404
0
}
Unexecuted instantiation: AArch64Disassembler.c:AArch64StringToVectorLayout
Unexecuted instantiation: AArch64InstPrinter.c:AArch64StringToVectorLayout
Unexecuted instantiation: AArch64BaseInfo.c:AArch64StringToVectorLayout
405
406
/// Target Operand Flag enum.
407
enum TOF {
408
  //===------------------------------------------------------------------===//
409
  // AArch64 Specific MachineOperand flags.
410
411
  MO_NO_FLAG,
412
413
  MO_FRAGMENT = 0xf,
414
415
  /// MO_PAGE - A symbol operand with this flag represents the pc-relative
416
  /// offset of the 4K page containing the symbol.  This is used with the
417
  /// ADRP instruction.
418
  MO_PAGE = 1,
419
420
  /// MO_PAGEOFF - A symbol operand with this flag represents the offset of
421
  /// that symbol within a 4K page.  This offset is added to the page address
422
  /// to produce the complete address.
423
  MO_PAGEOFF = 2,
424
425
  /// MO_G3 - A symbol operand with this flag (granule 3) represents the high
426
  /// 16-bits of a 64-bit address, used in a MOVZ or MOVK instruction
427
  MO_G3 = 3,
428
429
  /// MO_G2 - A symbol operand with this flag (granule 2) represents the bits
430
  /// 32-47 of a 64-bit address, used in a MOVZ or MOVK instruction
431
  MO_G2 = 4,
432
433
  /// MO_G1 - A symbol operand with this flag (granule 1) represents the bits
434
  /// 16-31 of a 64-bit address, used in a MOVZ or MOVK instruction
435
  MO_G1 = 5,
436
437
  /// MO_G0 - A symbol operand with this flag (granule 0) represents the bits
438
  /// 0-15 of a 64-bit address, used in a MOVZ or MOVK instruction
439
  MO_G0 = 6,
440
441
  /// MO_HI12 - This flag indicates that a symbol operand represents the bits
442
  /// 13-24 of a 64-bit address, used in a arithmetic immediate-shifted-left-
443
  /// by-12-bits instruction.
444
  MO_HI12 = 7,
445
446
  /// MO_GOT - This flag indicates that a symbol operand represents the
447
  /// address of the GOT entry for the symbol, rather than the address of
448
  /// the symbol itself.
449
  MO_GOT = 0x10,
450
451
  /// MO_NC - Indicates whether the linker is expected to check the symbol
452
  /// reference for overflow. For example in an ADRP/ADD pair of relocations
453
  /// the ADRP usually does check, but not the ADD.
454
  MO_NC = 0x20,
455
456
  /// MO_TLS - Indicates that the operand being accessed is some kind of
457
  /// thread-local symbol. On Darwin, only one type of thread-local access
458
  /// exists (pre linker-relaxation), but on ELF the TLSModel used for the
459
  /// referee will affect interpretation.
460
  MO_TLS = 0x40,
461
462
  /// MO_DLLIMPORT - On a symbol operand, this represents that the reference
463
  /// to the symbol is for an import stub.  This is used for DLL import
464
  /// storage class indication on Windows.
465
  MO_DLLIMPORT = 0x80,
466
};
467
468
typedef struct SysAlias {
469
  const char *Name;
470
  uint16_t Encoding;
471
} SysAlias;
472
473
1.42k
#define AT SysAlias
474
621
#define DB SysAlias
475
1.80k
#define DC SysAlias
476
#define SVEPRFM SysAlias
477
7.46k
#define PRFM SysAlias
478
964
#define PSB SysAlias
479
7
#define ISB SysAlias
480
0
#define TSB SysAlias
481
692
#define PState SysAlias
482
#define SVEPREDPAT SysAlias
483
#define SVCR SysAlias
484
280
#define BTI SysAlias
485
486
typedef struct SysAliasReg {
487
  const char *Name;
488
  uint16_t Encoding;
489
  bool NeedsReg;
490
} SysAliasReg;
491
492
721
#define IC SysAliasReg
493
372
#define TLBI SysAliasReg
494
495
typedef struct SysAliasSysReg {
496
  const char *Name;
497
  uint16_t Encoding;
498
  bool Readable;
499
  bool Writeable;
500
} SysAliasSysReg;
501
502
#define SysReg SysAliasSysReg
503
504
typedef struct SysAliasImm {
505
  const char *Name;
506
  uint16_t Encoding;
507
  uint16_t ImmValue;
508
} SysAliasImm;
509
510
#define DBnXS SysAliasImm
511
512
typedef struct ExactFPImm {
513
  const char *Name;
514
  int Enum;
515
  const char *Repr;
516
} ExactFPImm;
517
518
const AT *lookupATByEncoding(uint16_t Encoding);
519
const DB *lookupDBByEncoding(uint16_t Encoding);
520
const DC *lookupDCByEncoding(uint16_t Encoding);
521
const IC *lookupICByEncoding(uint16_t Encoding);
522
const TLBI *lookupTLBIByEncoding(uint16_t Encoding);
523
const SVEPRFM *lookupSVEPRFMByEncoding(uint16_t Encoding);
524
const PRFM *lookupPRFMByEncoding(uint16_t Encoding);
525
const PSB *lookupPSBByEncoding(uint16_t Encoding);
526
const ISB *lookupISBByEncoding(uint16_t Encoding);
527
const TSB *lookupTSBByEncoding(uint16_t Encoding);
528
const SysReg *lookupSysRegByEncoding(uint16_t Encoding);
529
const PState *lookupPStateByEncoding(uint16_t Encoding);
530
const SVEPREDPAT *lookupSVEPREDPATByEncoding(uint16_t Encoding);
531
const ExactFPImm *lookupExactFPImmByEnum(uint16_t Encoding);
532
const SVCR *lookupSVCRByEncoding(uint8_t Encoding);
533
const BTI *lookupBTIByEncoding(uint8_t Encoding);
534
const DBnXS *lookupDBnXSByEncoding(uint8_t Encoding);
535
536
// NOTE: result must be 128 bytes to contain the result
537
void AArch64SysReg_genericRegisterString(uint32_t Bits, char *result);
538
539
// ---------------------------------------------------------------------------
540
// The following Structs and Enum are taken from MCInstPrinter.h in llvm.
541
// These are required for the updated printAliasInstr() function in
542
// $ARCHGenAsmWriter.inc
543
544
/// Map from opcode to pattern list by binary search.
545
typedef struct PatternsForOpcode {
546
  uint32_t Opcode;
547
  uint16_t PatternStart;
548
  uint16_t NumPatterns;
549
} PatternsForOpcode;
550
551
/// Data for each alias pattern. Includes feature bits, string, number of
552
/// operands, and a variadic list of conditions to check.
553
typedef struct AliasPattern {
554
  uint32_t AsmStrOffset;
555
  uint32_t AliasCondStart;
556
  uint8_t NumOperands;
557
  uint8_t NumConds;
558
} AliasPattern;
559
560
enum CondKind {
561
  AliasPatternCond_K_Feature,       // Match only if a feature is enabled.
562
  AliasPatternCond_K_NegFeature,    // Match only if a feature is disabled.
563
  AliasPatternCond_K_OrFeature,     // Match only if one of a set of features is
564
                                    // enabled.
565
  AliasPatternCond_K_OrNegFeature,  // Match only if one of a set of features is
566
                                    // disabled.
567
  AliasPatternCond_K_EndOrFeatures, // Note end of list of K_Or(Neg)?Features.
568
  AliasPatternCond_K_Ignore,        // Match any operand.
569
  AliasPatternCond_K_Reg,           // Match a specific register.
570
  AliasPatternCond_K_TiedReg,       // Match another already matched register.
571
  AliasPatternCond_K_Imm,           // Match a specific immediate.
572
  AliasPatternCond_K_RegClass,      // Match registers in a class.
573
  AliasPatternCond_K_Custom,        // Call custom matcher by index.
574
};
575
576
typedef struct AliasPatternCond {
577
  int Kind;
578
  uint32_t Value;
579
} AliasPatternCond;
580
581
// ---------------------------------------------------------------------------
582
583
#include "AArch64GenSystemOperands_enum.inc"
584
585
#endif