Coverage Report

Created: 2025-08-26 06:30

/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
32.5k
{
27
32.5k
  SStream ss;
28
32.5k
  const char *op_str_ptr, *p2;
29
32.5k
  char tmp[8] = { 0 };
30
32.5k
  unsigned int unit = 0;
31
32.5k
  int i;
32
32.5k
  cs_tms320c64x *tms320c64x;
33
34
32.5k
  if (mci->csh->detail_opt) {
35
32.5k
    tms320c64x = &mci->flat_insn->detail->tms320c64x;
36
37
32.5k
    for (i = 0; i < insn->detail->groups_count; i++) {
38
32.5k
      switch(insn->detail->groups[i]) {
39
9.13k
        case TMS320C64X_GRP_FUNIT_D:
40
9.13k
          unit = TMS320C64X_FUNIT_D;
41
9.13k
          break;
42
7.08k
        case TMS320C64X_GRP_FUNIT_L:
43
7.08k
          unit = TMS320C64X_FUNIT_L;
44
7.08k
          break;
45
2.06k
        case TMS320C64X_GRP_FUNIT_M:
46
2.06k
          unit = TMS320C64X_FUNIT_M;
47
2.06k
          break;
48
13.7k
        case TMS320C64X_GRP_FUNIT_S:
49
13.7k
          unit = TMS320C64X_FUNIT_S;
50
13.7k
          break;
51
566
        case TMS320C64X_GRP_FUNIT_NO:
52
566
          unit = TMS320C64X_FUNIT_NO;
53
566
          break;
54
32.5k
      }
55
32.5k
      if (unit != 0)
56
32.5k
        break;
57
32.5k
    }
58
32.5k
    tms320c64x->funit.unit = unit;
59
60
32.5k
    SStream_Init(&ss);
61
32.5k
    if (tms320c64x->condition.reg != TMS320C64X_REG_INVALID)
62
21.5k
      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
32.5k
    op_str_ptr = strchr(SStream_rbuf(insn_asm), '\t');
68
69
32.5k
    if ((op_str_ptr != NULL) && (((p2 = strchr(op_str_ptr, '[')) != NULL) || ((p2 = strchr(op_str_ptr, '(')) != NULL))) {
70
30.9k
      while ((p2 > op_str_ptr) && ((*p2 != 'a') && (*p2 != 'b')))
71
23.4k
        p2--;
72
7.47k
      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
7.47k
      if (*p2 == 'a')
78
4.38k
        strncpy(tmp, "1T", sizeof(tmp));
79
3.08k
      else
80
3.08k
        strncpy(tmp, "2T", sizeof(tmp));
81
25.1k
    } else {
82
25.1k
      tmp[0] = '\0';
83
25.1k
    }
84
32.5k
    SStream mnem_post = { 0 };
85
32.5k
    SStream_Init(&mnem_post);
86
32.5k
    switch(tms320c64x->funit.unit) {
87
9.13k
      case TMS320C64X_FUNIT_D:
88
9.13k
        SStream_concat(&mnem_post, ".D%s%u", tmp, tms320c64x->funit.side);
89
9.13k
        break;
90
7.08k
      case TMS320C64X_FUNIT_L:
91
7.08k
        SStream_concat(&mnem_post, ".L%s%u", tmp, tms320c64x->funit.side);
92
7.08k
        break;
93
2.06k
      case TMS320C64X_FUNIT_M:
94
2.06k
        SStream_concat(&mnem_post, ".M%s%u", tmp, tms320c64x->funit.side);
95
2.06k
        break;
96
13.7k
      case TMS320C64X_FUNIT_S:
97
13.7k
        SStream_concat(&mnem_post, ".S%s%u", tmp, tms320c64x->funit.side);
98
13.7k
        break;
99
32.5k
    }
100
32.5k
    if (tms320c64x->funit.crosspath > 0)
101
7.67k
      SStream_concat0(&mnem_post, "X");
102
103
32.5k
    if (op_str_ptr != NULL) {
104
      // There is an op_str
105
32.0k
      SStream_concat1(&mnem_post, '\t');
106
32.0k
      SStream_replc_str(insn_asm, '\t', SStream_rbuf(&mnem_post));
107
32.0k
    }
108
109
32.5k
    if (tms320c64x->parallel != 0)
110
14.3k
      SStream_concat0(insn_asm, "\t||");
111
32.5k
    SStream_concat0(&ss, SStream_rbuf(insn_asm));
112
32.5k
    SStream_Flush(insn_asm, NULL);
113
32.5k
    SStream_concat0(insn_asm, SStream_rbuf(&ss));
114
32.5k
  }
115
32.5k
}
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
128k
{
125
128k
  MCOperand *Op = MCInst_getOperand(MI, OpNo);
126
128k
  unsigned reg;
127
128
128k
  if (MCOperand_isReg(Op)) {
129
89.7k
    reg = MCOperand_getReg(Op);
130
89.7k
    if ((MCInst_getOpcode(MI) == TMS320C64x_MVC_s1_rr) && (OpNo == 1)) {
131
1.41k
      switch(reg) {
132
793
        case TMS320C64X_REG_EFR:
133
793
          SStream_concat0(O, "EFR");
134
793
          break;
135
310
        case TMS320C64X_REG_IFR:
136
310
          SStream_concat0(O, "IFR");
137
310
          break;
138
315
        default:
139
315
          SStream_concat0(O, getRegisterName(reg));
140
315
          break;
141
1.41k
      }
142
88.3k
    } else {
143
88.3k
      SStream_concat0(O, getRegisterName(reg));
144
88.3k
    }
145
146
89.7k
    if (MI->csh->detail_opt) {
147
89.7k
      MI->flat_insn->detail->tms320c64x.operands[MI->flat_insn->detail->tms320c64x.op_count].type = TMS320C64X_OP_REG;
148
89.7k
      MI->flat_insn->detail->tms320c64x.operands[MI->flat_insn->detail->tms320c64x.op_count].reg = reg;
149
89.7k
      MI->flat_insn->detail->tms320c64x.op_count++;
150
89.7k
    }
151
89.7k
  } else if (MCOperand_isImm(Op)) {
152
38.8k
    int64_t Imm = MCOperand_getImm(Op);
153
154
38.8k
    if (Imm >= 0) {
155
31.5k
      if (Imm > HEX_THRESHOLD)
156
18.6k
        SStream_concat(O, "0x%"PRIx64, Imm);
157
12.8k
      else
158
12.8k
        SStream_concat(O, "%"PRIu64, Imm);
159
31.5k
    } else {
160
7.37k
      if (Imm < -HEX_THRESHOLD)
161
6.19k
        SStream_concat(O, "-0x%"PRIx64, -Imm);
162
1.18k
      else
163
1.18k
        SStream_concat(O, "-%"PRIu64, -Imm);
164
7.37k
    }
165
166
38.8k
    if (MI->csh->detail_opt) {
167
38.8k
      MI->flat_insn->detail->tms320c64x.operands[MI->flat_insn->detail->tms320c64x.op_count].type = TMS320C64X_OP_IMM;
168
38.8k
      MI->flat_insn->detail->tms320c64x.operands[MI->flat_insn->detail->tms320c64x.op_count].imm = Imm;
169
38.8k
      MI->flat_insn->detail->tms320c64x.op_count++;
170
38.8k
    }
171
38.8k
  }
172
128k
}
173
174
static void printMemOperand(MCInst *MI, unsigned OpNo, SStream *O)
175
9.37k
{
176
9.37k
  MCOperand *Op = MCInst_getOperand(MI, OpNo);
177
9.37k
  int64_t Val = MCOperand_getImm(Op);
178
9.37k
  unsigned scaled, base, offset, mode, unit;
179
9.37k
  cs_tms320c64x *tms320c64x;
180
9.37k
  char st, nd;
181
182
9.37k
  scaled = (Val >> 19) & 1;
183
9.37k
  base = (Val >> 12) & 0x7f;
184
9.37k
  offset = (Val >> 5) & 0x7f;
185
9.37k
  mode = (Val >> 1) & 0xf;
186
9.37k
  unit = Val & 1;
187
188
9.37k
  if (scaled) {
189
8.40k
    st = '[';
190
8.40k
    nd = ']';
191
8.40k
  } else {
192
966
    st = '(';
193
966
    nd = ')';
194
966
  }
195
196
9.37k
  switch(mode) {
197
1.50k
    case 0:
198
1.50k
      SStream_concat(O, "*-%s%c%u%c", getRegisterName(base), st, offset, nd);
199
1.50k
      break;
200
635
    case 1:
201
635
      SStream_concat(O, "*+%s%c%u%c", getRegisterName(base), st, offset, nd);
202
635
      break;
203
529
    case 4:
204
529
      SStream_concat(O, "*-%s%c%s%c", getRegisterName(base), st, getRegisterName(offset), nd);
205
529
      break;
206
655
    case 5:
207
655
      SStream_concat(O, "*+%s%c%s%c", getRegisterName(base), st, getRegisterName(offset), nd);
208
655
      break;
209
690
    case 8:
210
690
      SStream_concat(O, "*--%s%c%u%c", getRegisterName(base), st, offset, nd);
211
690
      break;
212
954
    case 9:
213
954
      SStream_concat(O, "*++%s%c%u%c", getRegisterName(base), st, offset, nd);
214
954
      break;
215
791
    case 10:
216
791
      SStream_concat(O, "*%s--%c%u%c", getRegisterName(base), st, offset, nd);
217
791
      break;
218
803
    case 11:
219
803
      SStream_concat(O, "*%s++%c%u%c", getRegisterName(base), st, offset, nd);
220
803
      break;
221
1.01k
    case 12:
222
1.01k
      SStream_concat(O, "*--%s%c%s%c", getRegisterName(base), st, getRegisterName(offset), nd);
223
1.01k
      break;
224
659
    case 13:
225
659
      SStream_concat(O, "*++%s%c%s%c", getRegisterName(base), st, getRegisterName(offset), nd);
226
659
      break;
227
576
    case 14:
228
576
      SStream_concat(O, "*%s--%c%s%c", getRegisterName(base), st, getRegisterName(offset), nd);
229
576
      break;
230
565
    case 15:
231
565
      SStream_concat(O, "*%s++%c%s%c", getRegisterName(base), st, getRegisterName(offset), nd);
232
565
      break;
233
9.37k
  }
234
235
9.37k
  if (MI->csh->detail_opt) {
236
9.37k
    tms320c64x = &MI->flat_insn->detail->tms320c64x;
237
238
9.37k
    tms320c64x->operands[tms320c64x->op_count].type = TMS320C64X_OP_MEM;
239
9.37k
    tms320c64x->operands[tms320c64x->op_count].mem.base = base;
240
9.37k
    tms320c64x->operands[tms320c64x->op_count].mem.disp = offset;
241
9.37k
    tms320c64x->operands[tms320c64x->op_count].mem.unit = unit + 1;
242
9.37k
    tms320c64x->operands[tms320c64x->op_count].mem.scaled = scaled;
243
9.37k
    switch(mode) {
244
1.50k
      case 0:
245
1.50k
        tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_CONSTANT;
246
1.50k
        tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_BW;
247
1.50k
        tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_NO;
248
1.50k
        break;
249
635
      case 1:
250
635
        tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_CONSTANT;
251
635
        tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_FW;
252
635
        tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_NO;
253
635
        break;
254
529
      case 4:
255
529
        tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_REGISTER;
256
529
        tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_BW;
257
529
        tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_NO;
258
529
        break;
259
655
      case 5:
260
655
        tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_REGISTER;
261
655
        tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_FW;
262
655
        tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_NO;
263
655
        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
954
      case 9:
270
954
        tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_CONSTANT;
271
954
        tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_FW;
272
954
        tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_PRE;
273
954
        break;
274
791
      case 10:
275
791
        tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_CONSTANT;
276
791
        tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_BW;
277
791
        tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_POST;
278
791
        break;
279
803
      case 11:
280
803
        tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_CONSTANT;
281
803
        tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_FW;
282
803
        tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_POST;
283
803
        break;
284
1.01k
      case 12:
285
1.01k
        tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_REGISTER;
286
1.01k
        tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_BW;
287
1.01k
        tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_PRE;
288
1.01k
        break;
289
659
      case 13:
290
659
        tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_REGISTER;
291
659
        tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_FW;
292
659
        tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_PRE;
293
659
        break;
294
576
      case 14:
295
576
        tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_REGISTER;
296
576
        tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_BW;
297
576
        tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_POST;
298
576
        break;
299
565
      case 15:
300
565
        tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_REGISTER;
301
565
        tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_FW;
302
565
        tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_POST;
303
565
        break;
304
9.37k
    }
305
9.37k
    tms320c64x->op_count++;
306
9.37k
  }
307
9.37k
}
308
309
static void printMemOperand2(MCInst *MI, unsigned OpNo, SStream *O)
310
5.20k
{
311
5.20k
  MCOperand *Op = MCInst_getOperand(MI, OpNo);
312
5.20k
  int64_t Val = MCOperand_getImm(Op);
313
5.20k
  uint16_t offset;
314
5.20k
  unsigned basereg;
315
5.20k
  cs_tms320c64x *tms320c64x;
316
317
5.20k
  basereg = Val & 0x7f;
318
5.20k
  offset = (Val >> 7) & 0x7fff;
319
5.20k
  SStream_concat(O, "*+%s[0x%x]", getRegisterName(basereg), offset);
320
321
5.20k
  if (MI->csh->detail_opt) {
322
5.20k
    tms320c64x = &MI->flat_insn->detail->tms320c64x;
323
324
5.20k
    tms320c64x->operands[tms320c64x->op_count].type = TMS320C64X_OP_MEM;
325
5.20k
    tms320c64x->operands[tms320c64x->op_count].mem.base = basereg;
326
5.20k
    tms320c64x->operands[tms320c64x->op_count].mem.unit = 2;
327
5.20k
    tms320c64x->operands[tms320c64x->op_count].mem.disp = offset;
328
5.20k
    tms320c64x->operands[tms320c64x->op_count].mem.disptype = TMS320C64X_MEM_DISP_CONSTANT;
329
5.20k
    tms320c64x->operands[tms320c64x->op_count].mem.direction = TMS320C64X_MEM_DIR_FW;
330
5.20k
    tms320c64x->operands[tms320c64x->op_count].mem.modify = TMS320C64X_MEM_MOD_NO;
331
5.20k
    tms320c64x->op_count++;
332
5.20k
  }
333
5.20k
}
334
335
static void printRegPair(MCInst *MI, unsigned OpNo, SStream *O)
336
22.8k
{
337
22.8k
  MCOperand *Op = MCInst_getOperand(MI, OpNo);
338
22.8k
  unsigned reg = MCOperand_getReg(Op);
339
22.8k
  cs_tms320c64x *tms320c64x;
340
341
22.8k
  SStream_concat(O, "%s:%s", getRegisterName(reg + 1), getRegisterName(reg));
342
343
22.8k
  if (MI->csh->detail_opt) {
344
22.8k
    tms320c64x = &MI->flat_insn->detail->tms320c64x;
345
346
22.8k
    tms320c64x->operands[tms320c64x->op_count].type = TMS320C64X_OP_REGPAIR;
347
22.8k
    tms320c64x->operands[tms320c64x->op_count].reg = reg;
348
22.8k
    tms320c64x->op_count++;
349
22.8k
  }
350
22.8k
}
351
352
static bool printAliasInstruction(MCInst *MI, SStream *O, MCRegisterInfo *MRI)
353
68.7k
{
354
68.7k
  unsigned opcode = MCInst_getOpcode(MI);
355
68.7k
  MCOperand *op;
356
357
68.7k
  switch(opcode) {
358
    /* ADD.Dx -i, x, y -> SUB.Dx x, i, y */
359
368
    case TMS320C64x_ADD_d2_rir:
360
    /* ADD.L -i, x, y -> SUB.L x, i, y */
361
813
    case TMS320C64x_ADD_l1_irr:
362
1.17k
    case TMS320C64x_ADD_l1_ipp:
363
    /* ADD.S -i, x, y -> SUB.S x, i, y */
364
1.62k
    case TMS320C64x_ADD_s1_irr:
365
1.62k
      if ((MCInst_getNumOperands(MI) == 3) &&
366
1.62k
        MCOperand_isReg(MCInst_getOperand(MI, 0)) &&
367
1.62k
        MCOperand_isReg(MCInst_getOperand(MI, 1)) &&
368
1.62k
        MCOperand_isImm(MCInst_getOperand(MI, 2)) &&
369
1.62k
        (MCOperand_getImm(MCInst_getOperand(MI, 2)) < 0)) {
370
371
219
        MCInst_setOpcodePub(MI, TMS320C64X_INS_SUB);
372
219
        op = MCInst_getOperand(MI, 2);
373
219
        MCOperand_setImm(op, -MCOperand_getImm(op));
374
375
219
        SStream_concat0(O, "SUB\t");
376
219
        printOperand(MI, 1, O);
377
219
        SStream_concat0(O, ", ");
378
219
        printOperand(MI, 2, O);
379
219
        SStream_concat0(O, ", ");
380
219
        printOperand(MI, 0, O);
381
382
219
        return true;
383
219
      }
384
1.40k
      break;
385
68.7k
  }
386
68.4k
  switch(opcode) {
387
    /* ADD.D 0, x, y -> MV.D x, y */
388
137
    case TMS320C64x_ADD_d1_rir:
389
    /* OR.D x, 0, y -> MV.D x, y */
390
421
    case TMS320C64x_OR_d2_rir:
391
    /* ADD.L 0, x, y -> MV.L x, y */
392
831
    case TMS320C64x_ADD_l1_irr:
393
1.13k
    case TMS320C64x_ADD_l1_ipp:
394
    /* OR.L 0, x, y -> MV.L x, y */
395
1.29k
    case TMS320C64x_OR_l1_irr:
396
    /* ADD.S 0, x, y -> MV.S x, y */
397
1.71k
    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
299
        MCInst_setOpcodePub(MI, TMS320C64X_INS_MV);
407
299
        MI->size--;
408
409
299
        SStream_concat0(O, "MV\t");
410
299
        printOperand(MI, 1, O);
411
299
        SStream_concat0(O, ", ");
412
299
        printOperand(MI, 0, O);
413
414
299
        return true;
415
299
      }
416
1.66k
      break;
417
68.4k
  }
418
68.1k
  switch(opcode) {
419
    /* XOR.D -1, x, y -> NOT.D x, y */
420
459
    case TMS320C64x_XOR_d2_rir:
421
    /* XOR.L -1, x, y -> NOT.L x, y */
422
622
    case TMS320C64x_XOR_l1_irr:
423
    /* XOR.S -1, x, y -> NOT.S x, y */
424
1.07k
    case TMS320C64x_XOR_s1_irr:
425
1.07k
      if ((MCInst_getNumOperands(MI) == 3) &&
426
1.07k
        MCOperand_isReg(MCInst_getOperand(MI, 0)) &&
427
1.07k
        MCOperand_isReg(MCInst_getOperand(MI, 1)) &&
428
1.07k
        MCOperand_isImm(MCInst_getOperand(MI, 2)) &&
429
1.07k
        (MCOperand_getImm(MCInst_getOperand(MI, 2)) == -1)) {
430
431
155
        MCInst_setOpcodePub(MI, TMS320C64X_INS_NOT);
432
155
        MI->size--;
433
434
155
        SStream_concat0(O, "NOT\t");
435
155
        printOperand(MI, 1, O);
436
155
        SStream_concat0(O, ", ");
437
155
        printOperand(MI, 0, O);
438
439
155
        return true;
440
155
      }
441
923
      break;
442
68.1k
  }
443
68.0k
  switch(opcode) {
444
    /* MVK.D 0, x -> ZERO.D x */
445
1.55k
    case TMS320C64x_MVK_d1_rr:
446
    /* MVK.L 0, x -> ZERO.L x */
447
2.74k
    case TMS320C64x_MVK_l2_ir:
448
2.74k
      if ((MCInst_getNumOperands(MI) == 2) &&
449
2.74k
        MCOperand_isReg(MCInst_getOperand(MI, 0)) &&
450
2.74k
        MCOperand_isImm(MCInst_getOperand(MI, 1)) &&
451
2.74k
        (MCOperand_getImm(MCInst_getOperand(MI, 1)) == 0)) {
452
453
214
        MCInst_setOpcodePub(MI, TMS320C64X_INS_ZERO);
454
214
        MI->size--;
455
456
214
        SStream_concat0(O, "ZERO\t");
457
214
        printOperand(MI, 0, O);
458
459
214
        return true;
460
214
      }
461
2.53k
      break;
462
68.0k
  }
463
67.8k
  switch(opcode) {
464
    /* SUB.L x, x, y -> ZERO.L y */
465
501
    case TMS320C64x_SUB_l1_rrp_x1:
466
    /* SUB.S x, x, y -> ZERO.S y */
467
859
    case TMS320C64x_SUB_s1_rrr:
468
859
      if ((MCInst_getNumOperands(MI) == 3) &&
469
859
        MCOperand_isReg(MCInst_getOperand(MI, 0)) &&
470
859
        MCOperand_isReg(MCInst_getOperand(MI, 1)) &&
471
859
        MCOperand_isReg(MCInst_getOperand(MI, 2)) &&
472
859
        (MCOperand_getReg(MCInst_getOperand(MI, 1)) == MCOperand_getReg(MCInst_getOperand(MI, 2)))) {
473
474
147
        MCInst_setOpcodePub(MI, TMS320C64X_INS_ZERO);
475
147
        MI->size -= 2;
476
477
147
        SStream_concat0(O, "ZERO\t");
478
147
        printOperand(MI, 0, O);
479
480
147
        return true;
481
147
      }
482
712
      break;
483
67.8k
  }
484
67.6k
  switch(opcode) {
485
    /* SUB.L 0, x, y -> NEG.L x, y */
486
316
    case TMS320C64x_SUB_l1_irr:
487
890
    case TMS320C64x_SUB_l1_ipp:
488
    /* SUB.S 0, x, y -> NEG.S x, y */
489
1.30k
    case TMS320C64x_SUB_s1_irr:
490
1.30k
      if ((MCInst_getNumOperands(MI) == 3) &&
491
1.30k
        MCOperand_isReg(MCInst_getOperand(MI, 0)) &&
492
1.30k
        MCOperand_isReg(MCInst_getOperand(MI, 1)) &&
493
1.30k
        MCOperand_isImm(MCInst_getOperand(MI, 2)) &&
494
1.30k
        (MCOperand_getImm(MCInst_getOperand(MI, 2)) == 0)) {
495
496
376
        MCInst_setOpcodePub(MI, TMS320C64X_INS_NEG);
497
376
        MI->size--;
498
499
376
        SStream_concat0(O, "NEG\t");
500
376
        printOperand(MI, 1, O);
501
376
        SStream_concat0(O, ", ");
502
376
        printOperand(MI, 0, O);
503
504
376
        return true;
505
376
      }
506
929
      break;
507
67.6k
  }
508
67.3k
  switch(opcode) {
509
    /* PACKLH2.L x, x, y -> SWAP2.L x, y */
510
318
    case TMS320C64x_PACKLH2_l1_rrr_x2:
511
    /* PACKLH2.S x, x, y -> SWAP2.S x, y */
512
1.09k
    case TMS320C64x_PACKLH2_s1_rrr:
513
1.09k
      if ((MCInst_getNumOperands(MI) == 3) &&
514
1.09k
        MCOperand_isReg(MCInst_getOperand(MI, 0)) &&
515
1.09k
        MCOperand_isReg(MCInst_getOperand(MI, 1)) &&
516
1.09k
        MCOperand_isReg(MCInst_getOperand(MI, 2)) &&
517
1.09k
        (MCOperand_getReg(MCInst_getOperand(MI, 1)) == MCOperand_getReg(MCInst_getOperand(MI, 2)))) {
518
519
236
        MCInst_setOpcodePub(MI, TMS320C64X_INS_SWAP2);
520
236
        MI->size--;
521
522
236
        SStream_concat0(O, "SWAP2\t");
523
236
        printOperand(MI, 1, O);
524
236
        SStream_concat0(O, ", ");
525
236
        printOperand(MI, 0, O);
526
527
236
        return true;
528
236
      }
529
857
      break;
530
67.3k
  }
531
67.0k
  switch(opcode) {
532
    /* NOP 16 -> IDLE */
533
    /* NOP 1 -> NOP */
534
1.82k
    case TMS320C64x_NOP_n:
535
1.82k
      if ((MCInst_getNumOperands(MI) == 1) &&
536
1.82k
        MCOperand_isImm(MCInst_getOperand(MI, 0)) &&
537
1.82k
        (MCOperand_getReg(MCInst_getOperand(MI, 0)) == 16)) {
538
539
401
        MCInst_setOpcodePub(MI, TMS320C64X_INS_IDLE);
540
401
        MI->size--;
541
542
401
        SStream_concat0(O, "IDLE");
543
544
401
        return true;
545
401
      }
546
1.42k
      if ((MCInst_getNumOperands(MI) == 1) &&
547
1.42k
        MCOperand_isImm(MCInst_getOperand(MI, 0)) &&
548
1.42k
        (MCOperand_getReg(MCInst_getOperand(MI, 0)) == 1)) {
549
550
864
        MI->size--;
551
552
864
        SStream_concat0(O, "NOP");
553
554
864
        return true;
555
864
      }
556
559
      break;
557
67.0k
  }
558
559
65.8k
  return false;
560
67.0k
}
561
562
void TMS320C64x_printInst(MCInst *MI, SStream *O, void *Info)
563
68.7k
{
564
68.7k
  if (!printAliasInstruction(MI, O, Info))
565
65.8k
    printInstruction(MI, O, Info);
566
68.7k
}
567
568
#endif