Coverage Report

Created: 2025-07-18 06:43

/src/capstonenext/arch/TMS320C64x/TMS320C64xInstPrinter.c
Line
Count
Source (jump to first uncovered line)
1
/* Capstone Disassembly Engine */
2
/* TMS320C64x Backend by Fotis Loukos <me@fotisl.com> 2016 */
3
4
#ifdef CAPSTONE_HAS_TMS320C64X
5
6
#include <ctype.h>
7
#include <string.h>
8
9
#include "TMS320C64xInstPrinter.h"
10
#include "../../MCInst.h"
11
#include "../../utils.h"
12
#include "../../SStream.h"
13
#include "../../MCRegisterInfo.h"
14
#include "../../MathExtras.h"
15
#include "TMS320C64xMapping.h"
16
17
#include "capstone/tms320c64x.h"
18
19
static const char *getRegisterName(unsigned RegNo);
20
static void printOperand(MCInst *MI, unsigned OpNo, SStream *O);
21
static void printMemOperand(MCInst *MI, unsigned OpNo, SStream *O);
22
static void printMemOperand2(MCInst *MI, unsigned OpNo, SStream *O);
23
static void printRegPair(MCInst *MI, unsigned OpNo, SStream *O);
24
25
void TMS320C64x_post_printer(csh ud, cs_insn *insn, SStream *insn_asm, MCInst *mci)
26
35.7k
{
27
35.7k
  SStream ss;
28
35.7k
  const char *op_str_ptr, *p2;
29
35.7k
  char tmp[8] = { 0 };
30
35.7k
  unsigned int unit = 0;
31
35.7k
  int i;
32
35.7k
  cs_tms320c64x *tms320c64x;
33
34
35.7k
  if (mci->csh->detail_opt) {
35
35.7k
    tms320c64x = &mci->flat_insn->detail->tms320c64x;
36
37
35.7k
    for (i = 0; i < insn->detail->groups_count; i++) {
38
35.7k
      switch(insn->detail->groups[i]) {
39
10.5k
        case TMS320C64X_GRP_FUNIT_D:
40
10.5k
          unit = TMS320C64X_FUNIT_D;
41
10.5k
          break;
42
8.13k
        case TMS320C64X_GRP_FUNIT_L:
43
8.13k
          unit = TMS320C64X_FUNIT_L;
44
8.13k
          break;
45
2.50k
        case TMS320C64X_GRP_FUNIT_M:
46
2.50k
          unit = TMS320C64X_FUNIT_M;
47
2.50k
          break;
48
14.0k
        case TMS320C64X_GRP_FUNIT_S:
49
14.0k
          unit = TMS320C64X_FUNIT_S;
50
14.0k
          break;
51
585
        case TMS320C64X_GRP_FUNIT_NO:
52
585
          unit = TMS320C64X_FUNIT_NO;
53
585
          break;
54
35.7k
      }
55
35.7k
      if (unit != 0)
56
35.7k
        break;
57
35.7k
    }
58
35.7k
    tms320c64x->funit.unit = unit;
59
60
35.7k
    SStream_Init(&ss);
61
35.7k
    if (tms320c64x->condition.reg != TMS320C64X_REG_INVALID)
62
24.5k
      SStream_concat(&ss, "[%c%s]|", (tms320c64x->condition.zero == 1) ? '!' : '|', cs_reg_name(ud, tms320c64x->condition.reg));
63
64
    // Sorry for all the fixes below. I don't have time to add more helper SStream functions.
65
    // Before that they messed around with the private buffer of the stream.
66
    // So it is better now. But still not efficient.
67
35.7k
    op_str_ptr = strchr(SStream_rbuf(insn_asm), '\t');
68
69
35.7k
    if ((op_str_ptr != NULL) && (((p2 = strchr(op_str_ptr, '[')) != NULL) || ((p2 = strchr(op_str_ptr, '(')) != NULL))) {
70
36.1k
      while ((p2 > op_str_ptr) && ((*p2 != 'a') && (*p2 != 'b')))
71
27.3k
        p2--;
72
8.81k
      if (p2 == op_str_ptr) {
73
0
        SStream_Flush(insn_asm, NULL);
74
0
        SStream_concat0(insn_asm, "Invalid!");
75
0
        return;
76
0
      }
77
8.81k
      if (*p2 == 'a')
78
4.48k
        strncpy(tmp, "1T", sizeof(tmp));
79
4.33k
      else
80
4.33k
        strncpy(tmp, "2T", sizeof(tmp));
81
26.9k
    } else {
82
26.9k
      tmp[0] = '\0';
83
26.9k
    }
84
35.7k
    SStream mnem_post = { 0 };
85
35.7k
    SStream_Init(&mnem_post);
86
35.7k
    switch(tms320c64x->funit.unit) {
87
10.5k
      case TMS320C64X_FUNIT_D:
88
10.5k
        SStream_concat(&mnem_post, ".D%s%u", tmp, tms320c64x->funit.side);
89
10.5k
        break;
90
8.13k
      case TMS320C64X_FUNIT_L:
91
8.13k
        SStream_concat(&mnem_post, ".L%s%u", tmp, tms320c64x->funit.side);
92
8.13k
        break;
93
2.50k
      case TMS320C64X_FUNIT_M:
94
2.50k
        SStream_concat(&mnem_post, ".M%s%u", tmp, tms320c64x->funit.side);
95
2.50k
        break;
96
14.0k
      case TMS320C64X_FUNIT_S:
97
14.0k
        SStream_concat(&mnem_post, ".S%s%u", tmp, tms320c64x->funit.side);
98
14.0k
        break;
99
35.7k
    }
100
35.7k
    if (tms320c64x->funit.crosspath > 0)
101
10.4k
      SStream_concat0(&mnem_post, "X");
102
103
35.7k
    if (op_str_ptr != NULL) {
104
      // There is an op_str
105
35.2k
      SStream_concat1(&mnem_post, '\t');
106
35.2k
      SStream_replc_str(insn_asm, '\t', SStream_rbuf(&mnem_post));
107
35.2k
    }
108
109
35.7k
    if (tms320c64x->parallel != 0)
110
15.1k
      SStream_concat0(insn_asm, "\t||");
111
35.7k
    SStream_concat0(&ss, SStream_rbuf(insn_asm));
112
35.7k
    SStream_Flush(insn_asm, NULL);
113
35.7k
    SStream_concat0(insn_asm, SStream_rbuf(&ss));
114
35.7k
  }
115
35.7k
}
116
117
#define PRINT_ALIAS_INSTR
118
#include "TMS320C64xGenAsmWriter.inc"
119
120
#define GET_INSTRINFO_ENUM
121
#include "TMS320C64xGenInstrInfo.inc"
122
123
static void printOperand(MCInst *MI, unsigned OpNo, SStream *O)
124
136k
{
125
136k
  MCOperand *Op = MCInst_getOperand(MI, OpNo);
126
136k
  unsigned reg;
127
128
136k
  if (MCOperand_isReg(Op)) {
129
99.5k
    reg = MCOperand_getReg(Op);
130
99.5k
    if ((MCInst_getOpcode(MI) == TMS320C64x_MVC_s1_rr) && (OpNo == 1)) {
131
2.22k
      switch(reg) {
132
546
        case TMS320C64X_REG_EFR:
133
546
          SStream_concat0(O, "EFR");
134
546
          break;
135
1.19k
        case TMS320C64X_REG_IFR:
136
1.19k
          SStream_concat0(O, "IFR");
137
1.19k
          break;
138
482
        default:
139
482
          SStream_concat0(O, getRegisterName(reg));
140
482
          break;
141
2.22k
      }
142
97.3k
    } else {
143
97.3k
      SStream_concat0(O, getRegisterName(reg));
144
97.3k
    }
145
146
99.5k
    if (MI->csh->detail_opt) {
147
99.5k
      MI->flat_insn->detail->tms320c64x.operands[MI->flat_insn->detail->tms320c64x.op_count].type = TMS320C64X_OP_REG;
148
99.5k
      MI->flat_insn->detail->tms320c64x.operands[MI->flat_insn->detail->tms320c64x.op_count].reg = reg;
149
99.5k
      MI->flat_insn->detail->tms320c64x.op_count++;
150
99.5k
    }
151
99.5k
  } else if (MCOperand_isImm(Op)) {
152
37.0k
    int64_t Imm = MCOperand_getImm(Op);
153
154
37.0k
    if (Imm >= 0) {
155
29.8k
      if (Imm > HEX_THRESHOLD)
156
18.2k
        SStream_concat(O, "0x%"PRIx64, Imm);
157
11.5k
      else
158
11.5k
        SStream_concat(O, "%"PRIu64, Imm);
159
29.8k
    } else {
160
7.20k
      if (Imm < -HEX_THRESHOLD)
161
6.51k
        SStream_concat(O, "-0x%"PRIx64, -Imm);
162
689
      else
163
689
        SStream_concat(O, "-%"PRIu64, -Imm);
164
7.20k
    }
165
166
37.0k
    if (MI->csh->detail_opt) {
167
37.0k
      MI->flat_insn->detail->tms320c64x.operands[MI->flat_insn->detail->tms320c64x.op_count].type = TMS320C64X_OP_IMM;
168
37.0k
      MI->flat_insn->detail->tms320c64x.operands[MI->flat_insn->detail->tms320c64x.op_count].imm = Imm;
169
37.0k
      MI->flat_insn->detail->tms320c64x.op_count++;
170
37.0k
    }
171
37.0k
  }
172
136k
}
173
174
static void printMemOperand(MCInst *MI, unsigned OpNo, SStream *O)
175
9.71k
{
176
9.71k
  MCOperand *Op = MCInst_getOperand(MI, OpNo);
177
9.71k
  int64_t Val = MCOperand_getImm(Op);
178
9.71k
  unsigned scaled, base, offset, mode, unit;
179
9.71k
  cs_tms320c64x *tms320c64x;
180
9.71k
  char st, nd;
181
182
9.71k
  scaled = (Val >> 19) & 1;
183
9.71k
  base = (Val >> 12) & 0x7f;
184
9.71k
  offset = (Val >> 5) & 0x7f;
185
9.71k
  mode = (Val >> 1) & 0xf;
186
9.71k
  unit = Val & 1;
187
188
9.71k
  if (scaled) {
189
8.85k
    st = '[';
190
8.85k
    nd = ']';
191
8.85k
  } else {
192
856
    st = '(';
193
856
    nd = ')';
194
856
  }
195
196
9.71k
  switch(mode) {
197
1.20k
    case 0:
198
1.20k
      SStream_concat(O, "*-%s%c%u%c", getRegisterName(base), st, offset, nd);
199
1.20k
      break;
200
1.07k
    case 1:
201
1.07k
      SStream_concat(O, "*+%s%c%u%c", getRegisterName(base), st, offset, nd);
202
1.07k
      break;
203
565
    case 4:
204
565
      SStream_concat(O, "*-%s%c%s%c", getRegisterName(base), st, getRegisterName(offset), nd);
205
565
      break;
206
521
    case 5:
207
521
      SStream_concat(O, "*+%s%c%s%c", getRegisterName(base), st, getRegisterName(offset), nd);
208
521
      break;
209
690
    case 8:
210
690
      SStream_concat(O, "*--%s%c%u%c", getRegisterName(base), st, offset, nd);
211
690
      break;
212
804
    case 9:
213
804
      SStream_concat(O, "*++%s%c%u%c", getRegisterName(base), st, offset, nd);
214
804
      break;
215
1.12k
    case 10:
216
1.12k
      SStream_concat(O, "*%s--%c%u%c", getRegisterName(base), st, offset, nd);
217
1.12k
      break;
218
1.52k
    case 11:
219
1.52k
      SStream_concat(O, "*%s++%c%u%c", getRegisterName(base), st, offset, nd);
220
1.52k
      break;
221
512
    case 12:
222
512
      SStream_concat(O, "*--%s%c%s%c", getRegisterName(base), st, getRegisterName(offset), nd);
223
512
      break;
224
664
    case 13:
225
664
      SStream_concat(O, "*++%s%c%s%c", getRegisterName(base), st, getRegisterName(offset), nd);
226
664
      break;
227
522
    case 14:
228
522
      SStream_concat(O, "*%s--%c%s%c", getRegisterName(base), st, getRegisterName(offset), nd);
229
522
      break;
230
505
    case 15:
231
505
      SStream_concat(O, "*%s++%c%s%c", getRegisterName(base), st, getRegisterName(offset), nd);
232
505
      break;
233
9.71k
  }
234
235
9.71k
  if (MI->csh->detail_opt) {
236
9.71k
    tms320c64x = &MI->flat_insn->detail->tms320c64x;
237
238
9.71k
    tms320c64x->operands[tms320c64x->op_count].type = TMS320C64X_OP_MEM;
239
9.71k
    tms320c64x->operands[tms320c64x->op_count].mem.base = base;
240
9.71k
    tms320c64x->operands[tms320c64x->op_count].mem.disp = offset;
241
9.71k
    tms320c64x->operands[tms320c64x->op_count].mem.unit = unit + 1;
242
9.71k
    tms320c64x->operands[tms320c64x->op_count].mem.scaled = scaled;
243
9.71k
    switch(mode) {
244
1.20k
      case 0:
245
1.20k
        tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_CONSTANT;
246
1.20k
        tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_BW;
247
1.20k
        tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_NO;
248
1.20k
        break;
249
1.07k
      case 1:
250
1.07k
        tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_CONSTANT;
251
1.07k
        tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_FW;
252
1.07k
        tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_NO;
253
1.07k
        break;
254
565
      case 4:
255
565
        tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_REGISTER;
256
565
        tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_BW;
257
565
        tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_NO;
258
565
        break;
259
521
      case 5:
260
521
        tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_REGISTER;
261
521
        tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_FW;
262
521
        tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_NO;
263
521
        break;
264
690
      case 8:
265
690
        tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_CONSTANT;
266
690
        tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_BW;
267
690
        tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_PRE;
268
690
        break;
269
804
      case 9:
270
804
        tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_CONSTANT;
271
804
        tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_FW;
272
804
        tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_PRE;
273
804
        break;
274
1.12k
      case 10:
275
1.12k
        tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_CONSTANT;
276
1.12k
        tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_BW;
277
1.12k
        tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_POST;
278
1.12k
        break;
279
1.52k
      case 11:
280
1.52k
        tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_CONSTANT;
281
1.52k
        tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_FW;
282
1.52k
        tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_POST;
283
1.52k
        break;
284
512
      case 12:
285
512
        tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_REGISTER;
286
512
        tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_BW;
287
512
        tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_PRE;
288
512
        break;
289
664
      case 13:
290
664
        tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_REGISTER;
291
664
        tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_FW;
292
664
        tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_PRE;
293
664
        break;
294
522
      case 14:
295
522
        tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_REGISTER;
296
522
        tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_BW;
297
522
        tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_POST;
298
522
        break;
299
505
      case 15:
300
505
        tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_REGISTER;
301
505
        tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_FW;
302
505
        tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_POST;
303
505
        break;
304
9.71k
    }
305
9.71k
    tms320c64x->op_count++;
306
9.71k
  }
307
9.71k
}
308
309
static void printMemOperand2(MCInst *MI, unsigned OpNo, SStream *O)
310
8.70k
{
311
8.70k
  MCOperand *Op = MCInst_getOperand(MI, OpNo);
312
8.70k
  int64_t Val = MCOperand_getImm(Op);
313
8.70k
  uint16_t offset;
314
8.70k
  unsigned basereg;
315
8.70k
  cs_tms320c64x *tms320c64x;
316
317
8.70k
  basereg = Val & 0x7f;
318
8.70k
  offset = (Val >> 7) & 0x7fff;
319
8.70k
  SStream_concat(O, "*+%s[0x%x]", getRegisterName(basereg), offset);
320
321
8.70k
  if (MI->csh->detail_opt) {
322
8.70k
    tms320c64x = &MI->flat_insn->detail->tms320c64x;
323
324
8.70k
    tms320c64x->operands[tms320c64x->op_count].type = TMS320C64X_OP_MEM;
325
8.70k
    tms320c64x->operands[tms320c64x->op_count].mem.base = basereg;
326
8.70k
    tms320c64x->operands[tms320c64x->op_count].mem.unit = 2;
327
8.70k
    tms320c64x->operands[tms320c64x->op_count].mem.disp = offset;
328
8.70k
    tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_CONSTANT;
329
8.70k
    tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_FW;
330
8.70k
    tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_NO;
331
8.70k
    tms320c64x->op_count++;
332
8.70k
  }
333
8.70k
}
334
335
static void printRegPair(MCInst *MI, unsigned OpNo, SStream *O)
336
24.7k
{
337
24.7k
  MCOperand *Op = MCInst_getOperand(MI, OpNo);
338
24.7k
  unsigned reg = MCOperand_getReg(Op);
339
24.7k
  cs_tms320c64x *tms320c64x;
340
341
24.7k
  SStream_concat(O, "%s:%s", getRegisterName(reg + 1), getRegisterName(reg));
342
343
24.7k
  if (MI->csh->detail_opt) {
344
24.7k
    tms320c64x = &MI->flat_insn->detail->tms320c64x;
345
346
24.7k
    tms320c64x->operands[tms320c64x->op_count].type = TMS320C64X_OP_REGPAIR;
347
24.7k
    tms320c64x->operands[tms320c64x->op_count].reg = reg;
348
24.7k
    tms320c64x->op_count++;
349
24.7k
  }
350
24.7k
}
351
352
static bool printAliasInstruction(MCInst *MI, SStream *O, MCRegisterInfo *MRI)
353
76.0k
{
354
76.0k
  unsigned opcode = MCInst_getOpcode(MI);
355
76.0k
  MCOperand *op;
356
357
76.0k
  switch(opcode) {
358
    /* ADD.Dx -i, x, y -> SUB.Dx x, i, y */
359
240
    case TMS320C64x_ADD_d2_rir:
360
    /* ADD.L -i, x, y -> SUB.L x, i, y */
361
632
    case TMS320C64x_ADD_l1_irr:
362
1.20k
    case TMS320C64x_ADD_l1_ipp:
363
    /* ADD.S -i, x, y -> SUB.S x, i, y */
364
1.72k
    case TMS320C64x_ADD_s1_irr:
365
1.72k
      if ((MCInst_getNumOperands(MI) == 3) &&
366
1.72k
        MCOperand_isReg(MCInst_getOperand(MI, 0)) &&
367
1.72k
        MCOperand_isReg(MCInst_getOperand(MI, 1)) &&
368
1.72k
        MCOperand_isImm(MCInst_getOperand(MI, 2)) &&
369
1.72k
        (MCOperand_getImm(MCInst_getOperand(MI, 2)) < 0)) {
370
371
609
        MCInst_setOpcodePub(MI, TMS320C64X_INS_SUB);
372
609
        op = MCInst_getOperand(MI, 2);
373
609
        MCOperand_setImm(op, -MCOperand_getImm(op));
374
375
609
        SStream_concat0(O, "SUB\t");
376
609
        printOperand(MI, 1, O);
377
609
        SStream_concat0(O, ", ");
378
609
        printOperand(MI, 2, O);
379
609
        SStream_concat0(O, ", ");
380
609
        printOperand(MI, 0, O);
381
382
609
        return true;
383
609
      }
384
1.11k
      break;
385
76.0k
  }
386
75.4k
  switch(opcode) {
387
    /* ADD.D 0, x, y -> MV.D x, y */
388
217
    case TMS320C64x_ADD_d1_rir:
389
    /* OR.D x, 0, y -> MV.D x, y */
390
515
    case TMS320C64x_OR_d2_rir:
391
    /* ADD.L 0, x, y -> MV.L x, y */
392
681
    case TMS320C64x_ADD_l1_irr:
393
977
    case TMS320C64x_ADD_l1_ipp:
394
    /* OR.L 0, x, y -> MV.L x, y */
395
1.23k
    case TMS320C64x_OR_l1_irr:
396
    /* ADD.S 0, x, y -> MV.S x, y */
397
1.69k
    case TMS320C64x_ADD_s1_irr:
398
    /* OR.S 0, x, y -> MV.S x, y */
399
1.96k
    case TMS320C64x_OR_s1_irr:
400
1.96k
      if ((MCInst_getNumOperands(MI) == 3) &&
401
1.96k
        MCOperand_isReg(MCInst_getOperand(MI, 0)) &&
402
1.96k
        MCOperand_isReg(MCInst_getOperand(MI, 1)) &&
403
1.96k
        MCOperand_isImm(MCInst_getOperand(MI, 2)) &&
404
1.96k
        (MCOperand_getImm(MCInst_getOperand(MI, 2)) == 0)) {
405
406
420
        MCInst_setOpcodePub(MI, TMS320C64X_INS_MV);
407
420
        MI->size--;
408
409
420
        SStream_concat0(O, "MV\t");
410
420
        printOperand(MI, 1, O);
411
420
        SStream_concat0(O, ", ");
412
420
        printOperand(MI, 0, O);
413
414
420
        return true;
415
420
      }
416
1.54k
      break;
417
75.4k
  }
418
75.0k
  switch(opcode) {
419
    /* XOR.D -1, x, y -> NOT.D x, y */
420
163
    case TMS320C64x_XOR_d2_rir:
421
    /* XOR.L -1, x, y -> NOT.L x, y */
422
310
    case TMS320C64x_XOR_l1_irr:
423
    /* XOR.S -1, x, y -> NOT.S x, y */
424
1.26k
    case TMS320C64x_XOR_s1_irr:
425
1.26k
      if ((MCInst_getNumOperands(MI) == 3) &&
426
1.26k
        MCOperand_isReg(MCInst_getOperand(MI, 0)) &&
427
1.26k
        MCOperand_isReg(MCInst_getOperand(MI, 1)) &&
428
1.26k
        MCOperand_isImm(MCInst_getOperand(MI, 2)) &&
429
1.26k
        (MCOperand_getImm(MCInst_getOperand(MI, 2)) == -1)) {
430
431
56
        MCInst_setOpcodePub(MI, TMS320C64X_INS_NOT);
432
56
        MI->size--;
433
434
56
        SStream_concat0(O, "NOT\t");
435
56
        printOperand(MI, 1, O);
436
56
        SStream_concat0(O, ", ");
437
56
        printOperand(MI, 0, O);
438
439
56
        return true;
440
56
      }
441
1.21k
      break;
442
75.0k
  }
443
74.9k
  switch(opcode) {
444
    /* MVK.D 0, x -> ZERO.D x */
445
781
    case TMS320C64x_MVK_d1_rr:
446
    /* MVK.L 0, x -> ZERO.L x */
447
1.80k
    case TMS320C64x_MVK_l2_ir:
448
1.80k
      if ((MCInst_getNumOperands(MI) == 2) &&
449
1.80k
        MCOperand_isReg(MCInst_getOperand(MI, 0)) &&
450
1.80k
        MCOperand_isImm(MCInst_getOperand(MI, 1)) &&
451
1.80k
        (MCOperand_getImm(MCInst_getOperand(MI, 1)) == 0)) {
452
453
432
        MCInst_setOpcodePub(MI, TMS320C64X_INS_ZERO);
454
432
        MI->size--;
455
456
432
        SStream_concat0(O, "ZERO\t");
457
432
        printOperand(MI, 0, O);
458
459
432
        return true;
460
432
      }
461
1.37k
      break;
462
74.9k
  }
463
74.5k
  switch(opcode) {
464
    /* SUB.L x, x, y -> ZERO.L y */
465
493
    case TMS320C64x_SUB_l1_rrp_x1:
466
    /* SUB.S x, x, y -> ZERO.S y */
467
655
    case TMS320C64x_SUB_s1_rrr:
468
655
      if ((MCInst_getNumOperands(MI) == 3) &&
469
655
        MCOperand_isReg(MCInst_getOperand(MI, 0)) &&
470
655
        MCOperand_isReg(MCInst_getOperand(MI, 1)) &&
471
655
        MCOperand_isReg(MCInst_getOperand(MI, 2)) &&
472
655
        (MCOperand_getReg(MCInst_getOperand(MI, 1)) == MCOperand_getReg(MCInst_getOperand(MI, 2)))) {
473
474
138
        MCInst_setOpcodePub(MI, TMS320C64X_INS_ZERO);
475
138
        MI->size -= 2;
476
477
138
        SStream_concat0(O, "ZERO\t");
478
138
        printOperand(MI, 0, O);
479
480
138
        return true;
481
138
      }
482
517
      break;
483
74.5k
  }
484
74.3k
  switch(opcode) {
485
    /* SUB.L 0, x, y -> NEG.L x, y */
486
539
    case TMS320C64x_SUB_l1_irr:
487
892
    case TMS320C64x_SUB_l1_ipp:
488
    /* SUB.S 0, x, y -> NEG.S x, y */
489
1.03k
    case TMS320C64x_SUB_s1_irr:
490
1.03k
      if ((MCInst_getNumOperands(MI) == 3) &&
491
1.03k
        MCOperand_isReg(MCInst_getOperand(MI, 0)) &&
492
1.03k
        MCOperand_isReg(MCInst_getOperand(MI, 1)) &&
493
1.03k
        MCOperand_isImm(MCInst_getOperand(MI, 2)) &&
494
1.03k
        (MCOperand_getImm(MCInst_getOperand(MI, 2)) == 0)) {
495
496
272
        MCInst_setOpcodePub(MI, TMS320C64X_INS_NEG);
497
272
        MI->size--;
498
499
272
        SStream_concat0(O, "NEG\t");
500
272
        printOperand(MI, 1, O);
501
272
        SStream_concat0(O, ", ");
502
272
        printOperand(MI, 0, O);
503
504
272
        return true;
505
272
      }
506
766
      break;
507
74.3k
  }
508
74.1k
  switch(opcode) {
509
    /* PACKLH2.L x, x, y -> SWAP2.L x, y */
510
216
    case TMS320C64x_PACKLH2_l1_rrr_x2:
511
    /* PACKLH2.S x, x, y -> SWAP2.S x, y */
512
537
    case TMS320C64x_PACKLH2_s1_rrr:
513
537
      if ((MCInst_getNumOperands(MI) == 3) &&
514
537
        MCOperand_isReg(MCInst_getOperand(MI, 0)) &&
515
537
        MCOperand_isReg(MCInst_getOperand(MI, 1)) &&
516
537
        MCOperand_isReg(MCInst_getOperand(MI, 2)) &&
517
537
        (MCOperand_getReg(MCInst_getOperand(MI, 1)) == MCOperand_getReg(MCInst_getOperand(MI, 2)))) {
518
519
54
        MCInst_setOpcodePub(MI, TMS320C64X_INS_SWAP2);
520
54
        MI->size--;
521
522
54
        SStream_concat0(O, "SWAP2\t");
523
54
        printOperand(MI, 1, O);
524
54
        SStream_concat0(O, ", ");
525
54
        printOperand(MI, 0, O);
526
527
54
        return true;
528
54
      }
529
483
      break;
530
74.1k
  }
531
74.0k
  switch(opcode) {
532
    /* NOP 16 -> IDLE */
533
    /* NOP 1 -> NOP */
534
2.15k
    case TMS320C64x_NOP_n:
535
2.15k
      if ((MCInst_getNumOperands(MI) == 1) &&
536
2.15k
        MCOperand_isImm(MCInst_getOperand(MI, 0)) &&
537
2.15k
        (MCOperand_getReg(MCInst_getOperand(MI, 0)) == 16)) {
538
539
387
        MCInst_setOpcodePub(MI, TMS320C64X_INS_IDLE);
540
387
        MI->size--;
541
542
387
        SStream_concat0(O, "IDLE");
543
544
387
        return true;
545
387
      }
546
1.76k
      if ((MCInst_getNumOperands(MI) == 1) &&
547
1.76k
        MCOperand_isImm(MCInst_getOperand(MI, 0)) &&
548
1.76k
        (MCOperand_getReg(MCInst_getOperand(MI, 0)) == 1)) {
549
550
1.05k
        MI->size--;
551
552
1.05k
        SStream_concat0(O, "NOP");
553
554
1.05k
        return true;
555
1.05k
      }
556
714
      break;
557
74.0k
  }
558
559
72.6k
  return false;
560
74.0k
}
561
562
void TMS320C64x_printInst(MCInst *MI, SStream *O, void *Info)
563
76.0k
{
564
76.0k
  if (!printAliasInstruction(MI, O, Info))
565
72.6k
    printInstruction(MI, O, Info);
566
76.0k
}
567
568
#endif