Coverage Report

Created: 2026-04-29 06:06

next uncovered line (L), next uncovered region (R), next uncovered branch (B)
/src/capstonenext/arch/X86/X86InstPrinterCommon.c
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Count
Source
1
//===--- X86InstPrinterCommon.cpp - X86 assembly instruction printing -----===//
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
//===----------------------------------------------------------------------===//
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//
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// This file includes common code for rendering MCInst instances as Intel-style
11
// and Intel-style assembly.
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//
13
//===----------------------------------------------------------------------===//
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15
/* Capstone Disassembly Engine */
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/* By Nguyen Anh Quynh <aquynh@gmail.com>, 2013-2019 */
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18
#ifdef _MSC_VER
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// disable MSVC's warning on strncpy()
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#pragma warning(disable : 4996)
21
// disable MSVC's warning on strncpy()
22
#pragma warning(disable : 28719)
23
#endif
24
25
#if !defined(CAPSTONE_HAS_OSXKERNEL)
26
#include <ctype.h>
27
#endif
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#include <capstone/platform.h>
29
30
#if defined(CAPSTONE_HAS_OSXKERNEL)
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#include <Availability.h>
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#include <libkern/libkern.h>
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#else
34
#include <stdio.h>
35
#include <stdlib.h>
36
#endif
37
38
#include <string.h>
39
40
#include "../../utils.h"
41
#include "../../MCInst.h"
42
#include "../../SStream.h"
43
44
#include "X86InstPrinterCommon.h"
45
#include "X86Mapping.h"
46
47
#ifndef CAPSTONE_X86_REDUCE
48
void printSSEAVXCC(MCInst *MI, unsigned Op, SStream *O)
49
21.4k
{
50
21.4k
  uint8_t Imm =
51
21.4k
    (uint8_t)(MCOperand_getImm(MCInst_getOperand(MI, Op)) & 0x1f);
52
21.4k
  switch (Imm) {
53
0
  default:
54
0
    break; //printf("Invalid avxcc argument!\n"); break;
55
8.36k
  case 0:
56
8.36k
    SStream_concat0(O, "eq");
57
8.36k
    op_addAvxCC(MI, X86_AVX_CC_EQ);
58
8.36k
    break;
59
2.08k
  case 1:
60
2.08k
    SStream_concat0(O, "lt");
61
2.08k
    op_addAvxCC(MI, X86_AVX_CC_LT);
62
2.08k
    break;
63
1.47k
  case 2:
64
1.47k
    SStream_concat0(O, "le");
65
1.47k
    op_addAvxCC(MI, X86_AVX_CC_LE);
66
1.47k
    break;
67
725
  case 3:
68
725
    SStream_concat0(O, "unord");
69
725
    op_addAvxCC(MI, X86_AVX_CC_UNORD);
70
725
    break;
71
321
  case 4:
72
321
    SStream_concat0(O, "neq");
73
321
    op_addAvxCC(MI, X86_AVX_CC_NEQ);
74
321
    break;
75
410
  case 5:
76
410
    SStream_concat0(O, "nlt");
77
410
    op_addAvxCC(MI, X86_AVX_CC_NLT);
78
410
    break;
79
200
  case 6:
80
200
    SStream_concat0(O, "nle");
81
200
    op_addAvxCC(MI, X86_AVX_CC_NLE);
82
200
    break;
83
222
  case 7:
84
222
    SStream_concat0(O, "ord");
85
222
    op_addAvxCC(MI, X86_AVX_CC_ORD);
86
222
    break;
87
413
  case 8:
88
413
    SStream_concat0(O, "eq_uq");
89
413
    op_addAvxCC(MI, X86_AVX_CC_EQ_UQ);
90
413
    break;
91
613
  case 9:
92
613
    SStream_concat0(O, "nge");
93
613
    op_addAvxCC(MI, X86_AVX_CC_NGE);
94
613
    break;
95
141
  case 0xa:
96
141
    SStream_concat0(O, "ngt");
97
141
    op_addAvxCC(MI, X86_AVX_CC_NGT);
98
141
    break;
99
621
  case 0xb:
100
621
    SStream_concat0(O, "false");
101
621
    op_addAvxCC(MI, X86_AVX_CC_FALSE);
102
621
    break;
103
177
  case 0xc:
104
177
    SStream_concat0(O, "neq_oq");
105
177
    op_addAvxCC(MI, X86_AVX_CC_NEQ_OQ);
106
177
    break;
107
310
  case 0xd:
108
310
    SStream_concat0(O, "ge");
109
310
    op_addAvxCC(MI, X86_AVX_CC_GE);
110
310
    break;
111
189
  case 0xe:
112
189
    SStream_concat0(O, "gt");
113
189
    op_addAvxCC(MI, X86_AVX_CC_GT);
114
189
    break;
115
271
  case 0xf:
116
271
    SStream_concat0(O, "true");
117
271
    op_addAvxCC(MI, X86_AVX_CC_TRUE);
118
271
    break;
119
676
  case 0x10:
120
676
    SStream_concat0(O, "eq_os");
121
676
    op_addAvxCC(MI, X86_AVX_CC_EQ_OS);
122
676
    break;
123
374
  case 0x11:
124
374
    SStream_concat0(O, "lt_oq");
125
374
    op_addAvxCC(MI, X86_AVX_CC_LT_OQ);
126
374
    break;
127
199
  case 0x12:
128
199
    SStream_concat0(O, "le_oq");
129
199
    op_addAvxCC(MI, X86_AVX_CC_LE_OQ);
130
199
    break;
131
63
  case 0x13:
132
63
    SStream_concat0(O, "unord_s");
133
63
    op_addAvxCC(MI, X86_AVX_CC_UNORD_S);
134
63
    break;
135
277
  case 0x14:
136
277
    SStream_concat0(O, "neq_us");
137
277
    op_addAvxCC(MI, X86_AVX_CC_NEQ_US);
138
277
    break;
139
567
  case 0x15:
140
567
    SStream_concat0(O, "nlt_uq");
141
567
    op_addAvxCC(MI, X86_AVX_CC_NLT_UQ);
142
567
    break;
143
443
  case 0x16:
144
443
    SStream_concat0(O, "nle_uq");
145
443
    op_addAvxCC(MI, X86_AVX_CC_NLE_UQ);
146
443
    break;
147
211
  case 0x17:
148
211
    SStream_concat0(O, "ord_s");
149
211
    op_addAvxCC(MI, X86_AVX_CC_ORD_S);
150
211
    break;
151
310
  case 0x18:
152
310
    SStream_concat0(O, "eq_us");
153
310
    op_addAvxCC(MI, X86_AVX_CC_EQ_US);
154
310
    break;
155
158
  case 0x19:
156
158
    SStream_concat0(O, "nge_uq");
157
158
    op_addAvxCC(MI, X86_AVX_CC_NGE_UQ);
158
158
    break;
159
227
  case 0x1a:
160
227
    SStream_concat0(O, "ngt_uq");
161
227
    op_addAvxCC(MI, X86_AVX_CC_NGT_UQ);
162
227
    break;
163
228
  case 0x1b:
164
228
    SStream_concat0(O, "false_os");
165
228
    op_addAvxCC(MI, X86_AVX_CC_FALSE_OS);
166
228
    break;
167
123
  case 0x1c:
168
123
    SStream_concat0(O, "neq_os");
169
123
    op_addAvxCC(MI, X86_AVX_CC_NEQ_OS);
170
123
    break;
171
127
  case 0x1d:
172
127
    SStream_concat0(O, "ge_oq");
173
127
    op_addAvxCC(MI, X86_AVX_CC_GE_OQ);
174
127
    break;
175
82
  case 0x1e:
176
82
    SStream_concat0(O, "gt_oq");
177
82
    op_addAvxCC(MI, X86_AVX_CC_GT_OQ);
178
82
    break;
179
832
  case 0x1f:
180
832
    SStream_concat0(O, "true_us");
181
832
    op_addAvxCC(MI, X86_AVX_CC_TRUE_US);
182
832
    break;
183
21.4k
  }
184
185
21.4k
  MI->popcode_adjust = Imm + 1;
186
21.4k
}
187
188
void printXOPCC(MCInst *MI, unsigned Op, SStream *O)
189
4.33k
{
190
4.33k
  int64_t Imm = MCOperand_getImm(MCInst_getOperand(MI, Op));
191
192
4.33k
  switch (Imm) {
193
0
  default: // llvm_unreachable("Invalid xopcc argument!");
194
937
  case 0:
195
937
    SStream_concat0(O, "lt");
196
937
    op_addXopCC(MI, X86_XOP_CC_LT);
197
937
    break;
198
240
  case 1:
199
240
    SStream_concat0(O, "le");
200
240
    op_addXopCC(MI, X86_XOP_CC_LE);
201
240
    break;
202
1.18k
  case 2:
203
1.18k
    SStream_concat0(O, "gt");
204
1.18k
    op_addXopCC(MI, X86_XOP_CC_GT);
205
1.18k
    break;
206
482
  case 3:
207
482
    SStream_concat0(O, "ge");
208
482
    op_addXopCC(MI, X86_XOP_CC_GE);
209
482
    break;
210
481
  case 4:
211
481
    SStream_concat0(O, "eq");
212
481
    op_addXopCC(MI, X86_XOP_CC_EQ);
213
481
    break;
214
66
  case 5:
215
66
    SStream_concat0(O, "neq");
216
66
    op_addXopCC(MI, X86_XOP_CC_NEQ);
217
66
    break;
218
290
  case 6:
219
290
    SStream_concat0(O, "false");
220
290
    op_addXopCC(MI, X86_XOP_CC_FALSE);
221
290
    break;
222
657
  case 7:
223
657
    SStream_concat0(O, "true");
224
657
    op_addXopCC(MI, X86_XOP_CC_TRUE);
225
657
    break;
226
4.33k
  }
227
4.33k
}
228
229
void printRoundingControl(MCInst *MI, unsigned Op, SStream *O)
230
4.53k
{
231
4.53k
  int64_t Imm = MCOperand_getImm(MCInst_getOperand(MI, Op)) & 0x3;
232
4.53k
  switch (Imm) {
233
1.33k
  case 0:
234
1.33k
    SStream_concat0(O, "{rn-sae}");
235
1.33k
    op_addAvxSae(MI);
236
1.33k
    op_addAvxRoundingMode(MI, X86_AVX_RM_RN);
237
1.33k
    break;
238
723
  case 1:
239
723
    SStream_concat0(O, "{rd-sae}");
240
723
    op_addAvxSae(MI);
241
723
    op_addAvxRoundingMode(MI, X86_AVX_RM_RD);
242
723
    break;
243
1.25k
  case 2:
244
1.25k
    SStream_concat0(O, "{ru-sae}");
245
1.25k
    op_addAvxSae(MI);
246
1.25k
    op_addAvxRoundingMode(MI, X86_AVX_RM_RU);
247
1.25k
    break;
248
1.22k
  case 3:
249
1.22k
    SStream_concat0(O, "{rz-sae}");
250
1.22k
    op_addAvxSae(MI);
251
1.22k
    op_addAvxRoundingMode(MI, X86_AVX_RM_RZ);
252
1.22k
    break;
253
0
  default:
254
0
    break; // never reach
255
4.53k
  }
256
4.53k
}
257
#endif