sim/lm32/sem-switch.c

   1 /* Simulator instruction semantics for lm32bf.
   2
   3 THIS FILE IS MACHINE GENERATED WITH CGEN.
   4
   5 Copyright 1996-2018 Free Software Foundation, Inc.
   6
   7 This file is part of the GNU simulators.
   8
   9    This file is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 3, or (at your option)
  12    any later version.
  13
  14    It is distributed in the hope that it will be useful, but WITHOUT
  15    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  16    or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
  17    License for more details.
  18
  19    You should have received a copy of the GNU General Public License along
  20    with this program; if not, see <http://www.gnu.org/licenses/>.
  21
  22 */
  23
  24 #ifdef DEFINE_LABELS
  25
  26   /* The labels have the case they have because the enum of insn types
  27      is all uppercase and in the non-stdc case the insn symbol is built
  28      into the enum name.  */
  29
  30   static struct {
  31     int index;
  32     void *label;
  33   } labels[] = {
  34     { LM32BF_INSN_X_INVALID, && case_sem_INSN_X_INVALID },
  35     { LM32BF_INSN_X_AFTER, && case_sem_INSN_X_AFTER },
  36     { LM32BF_INSN_X_BEFORE, && case_sem_INSN_X_BEFORE },
  37     { LM32BF_INSN_X_CTI_CHAIN, && case_sem_INSN_X_CTI_CHAIN },
  38     { LM32BF_INSN_X_CHAIN, && case_sem_INSN_X_CHAIN },
  39     { LM32BF_INSN_X_BEGIN, && case_sem_INSN_X_BEGIN },
  40     { LM32BF_INSN_ADD, && case_sem_INSN_ADD },
  41     { LM32BF_INSN_ADDI, && case_sem_INSN_ADDI },
  42     { LM32BF_INSN_AND, && case_sem_INSN_AND },
  43     { LM32BF_INSN_ANDI, && case_sem_INSN_ANDI },
  44     { LM32BF_INSN_ANDHII, && case_sem_INSN_ANDHII },
  45     { LM32BF_INSN_B, && case_sem_INSN_B },
  46     { LM32BF_INSN_BI, && case_sem_INSN_BI },
  47     { LM32BF_INSN_BE, && case_sem_INSN_BE },
  48     { LM32BF_INSN_BG, && case_sem_INSN_BG },
  49     { LM32BF_INSN_BGE, && case_sem_INSN_BGE },
  50     { LM32BF_INSN_BGEU, && case_sem_INSN_BGEU },
  51     { LM32BF_INSN_BGU, && case_sem_INSN_BGU },
  52     { LM32BF_INSN_BNE, && case_sem_INSN_BNE },
  53     { LM32BF_INSN_CALL, && case_sem_INSN_CALL },
  54     { LM32BF_INSN_CALLI, && case_sem_INSN_CALLI },
  55     { LM32BF_INSN_CMPE, && case_sem_INSN_CMPE },
  56     { LM32BF_INSN_CMPEI, && case_sem_INSN_CMPEI },
  57     { LM32BF_INSN_CMPG, && case_sem_INSN_CMPG },
  58     { LM32BF_INSN_CMPGI, && case_sem_INSN_CMPGI },
  59     { LM32BF_INSN_CMPGE, && case_sem_INSN_CMPGE },
  60     { LM32BF_INSN_CMPGEI, && case_sem_INSN_CMPGEI },
  61     { LM32BF_INSN_CMPGEU, && case_sem_INSN_CMPGEU },
  62     { LM32BF_INSN_CMPGEUI, && case_sem_INSN_CMPGEUI },
  63     { LM32BF_INSN_CMPGU, && case_sem_INSN_CMPGU },
  64     { LM32BF_INSN_CMPGUI, && case_sem_INSN_CMPGUI },
  65     { LM32BF_INSN_CMPNE, && case_sem_INSN_CMPNE },
  66     { LM32BF_INSN_CMPNEI, && case_sem_INSN_CMPNEI },
  67     { LM32BF_INSN_DIVU, && case_sem_INSN_DIVU },
  68     { LM32BF_INSN_LB, && case_sem_INSN_LB },
  69     { LM32BF_INSN_LBU, && case_sem_INSN_LBU },
  70     { LM32BF_INSN_LH, && case_sem_INSN_LH },
  71     { LM32BF_INSN_LHU, && case_sem_INSN_LHU },
  72     { LM32BF_INSN_LW, && case_sem_INSN_LW },
  73     { LM32BF_INSN_MODU, && case_sem_INSN_MODU },
  74     { LM32BF_INSN_MUL, && case_sem_INSN_MUL },
  75     { LM32BF_INSN_MULI, && case_sem_INSN_MULI },
  76     { LM32BF_INSN_NOR, && case_sem_INSN_NOR },
  77     { LM32BF_INSN_NORI, && case_sem_INSN_NORI },
  78     { LM32BF_INSN_OR, && case_sem_INSN_OR },
  79     { LM32BF_INSN_ORI, && case_sem_INSN_ORI },
  80     { LM32BF_INSN_ORHII, && case_sem_INSN_ORHII },
  81     { LM32BF_INSN_RCSR, && case_sem_INSN_RCSR },
  82     { LM32BF_INSN_SB, && case_sem_INSN_SB },
  83     { LM32BF_INSN_SEXTB, && case_sem_INSN_SEXTB },
  84     { LM32BF_INSN_SEXTH, && case_sem_INSN_SEXTH },
  85     { LM32BF_INSN_SH, && case_sem_INSN_SH },
  86     { LM32BF_INSN_SL, && case_sem_INSN_SL },
  87     { LM32BF_INSN_SLI, && case_sem_INSN_SLI },
  88     { LM32BF_INSN_SR, && case_sem_INSN_SR },
  89     { LM32BF_INSN_SRI, && case_sem_INSN_SRI },
  90     { LM32BF_INSN_SRU, && case_sem_INSN_SRU },
  91     { LM32BF_INSN_SRUI, && case_sem_INSN_SRUI },
  92     { LM32BF_INSN_SUB, && case_sem_INSN_SUB },
  93     { LM32BF_INSN_SW, && case_sem_INSN_SW },
  94     { LM32BF_INSN_USER, && case_sem_INSN_USER },
  95     { LM32BF_INSN_WCSR, && case_sem_INSN_WCSR },
  96     { LM32BF_INSN_XOR, && case_sem_INSN_XOR },
  97     { LM32BF_INSN_XORI, && case_sem_INSN_XORI },
  98     { LM32BF_INSN_XNOR, && case_sem_INSN_XNOR },
  99     { LM32BF_INSN_XNORI, && case_sem_INSN_XNORI },
 100     { LM32BF_INSN_BREAK, && case_sem_INSN_BREAK },
 101     { LM32BF_INSN_SCALL, && case_sem_INSN_SCALL },
 102     { 0, 0 }
 103   };
 104   int i;
 105
 106   for (i = 0; labels[i].label != 0; ++i)
 107     {
 108 #if FAST_P
 109       CPU_IDESC (current_cpu) [labels[i].index].sem_fast_lab = labels[i].label;
 110 #else
 111       CPU_IDESC (current_cpu) [labels[i].index].sem_full_lab = labels[i].label;
 112 #endif
 113     }
 114
 115 #undef DEFINE_LABELS
 116 #endif /* DEFINE_LABELS */
 117
 118 #ifdef DEFINE_SWITCH
 119
 120 /* If hyper-fast [well not unnecessarily slow] execution is selected, turn
 121    off frills like tracing and profiling.  */
 122 /* FIXME: A better way would be to have CGEN_TRACE_RESULT check for something
 123    that can cause it to be optimized out.  Another way would be to emit
 124    special handlers into the instruction "stream".  */
 125
 126 #if FAST_P
 127 #undef CGEN_TRACE_RESULT
 128 #define CGEN_TRACE_RESULT(cpu, abuf, name, type, val)
 129 #endif
 130
 131 #undef GET_ATTR
 132 #define GET_ATTR(cpu, num, attr) CGEN_ATTR_VALUE (NULL, abuf->idesc->attrs, CGEN_INSN_##attr)
 133
 134 {
 135
 136 #if WITH_SCACHE_PBB
 137
 138 /* Branch to next handler without going around main loop.  */
 139 #define NEXT(vpc) goto * SEM_ARGBUF (vpc) -> semantic.sem_case
 140 SWITCH (sem, SEM_ARGBUF (vpc) -> semantic.sem_case)
 141
 142 #else /* ! WITH_SCACHE_PBB */
 143
 144 #define NEXT(vpc) BREAK (sem)
 145 #ifdef __GNUC__
 146 #if FAST_P
 147   SWITCH (sem, SEM_ARGBUF (sc) -> idesc->sem_fast_lab)
 148 #else
 149   SWITCH (sem, SEM_ARGBUF (sc) -> idesc->sem_full_lab)
 150 #endif
 151 #else
 152   SWITCH (sem, SEM_ARGBUF (sc) -> idesc->num)
 153 #endif
 154
 155 #endif /* ! WITH_SCACHE_PBB */
 156
 157     {
 158
 159   CASE (sem, INSN_X_INVALID) : /* --invalid-- */
 160 {
 161   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 162   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 163 #define FLD(f) abuf->fields.sfmt_empty.f
 164   int UNUSED written = 0;
 165   IADDR UNUSED pc = abuf->addr;
 166   vpc = SEM_NEXT_VPC (sem_arg, pc, 0);
 167
 168   {
 169     /* Update the recorded pc in the cpu state struct.
 170        Only necessary for WITH_SCACHE case, but to avoid the
 171        conditional compilation ....  */
 172     SET_H_PC (pc);
 173     /* Virtual insns have zero size.  Overwrite vpc with address of next insn
 174        using the default-insn-bitsize spec.  When executing insns in parallel
 175        we may want to queue the fault and continue execution.  */
 176     vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 177     vpc = sim_engine_invalid_insn (current_cpu, pc, vpc);
 178   }
 179
 180 #undef FLD
 181 }
 182   NEXT (vpc);
 183
 184   CASE (sem, INSN_X_AFTER) : /* --after-- */
 185 {
 186   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 187   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 188 #define FLD(f) abuf->fields.sfmt_empty.f
 189   int UNUSED written = 0;
 190   IADDR UNUSED pc = abuf->addr;
 191   vpc = SEM_NEXT_VPC (sem_arg, pc, 0);
 192
 193   {
 194 #if WITH_SCACHE_PBB_LM32BF
 195     lm32bf_pbb_after (current_cpu, sem_arg);
 196 #endif
 197   }
 198
 199 #undef FLD
 200 }
 201   NEXT (vpc);
 202
 203   CASE (sem, INSN_X_BEFORE) : /* --before-- */
 204 {
 205   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 206   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 207 #define FLD(f) abuf->fields.sfmt_empty.f
 208   int UNUSED written = 0;
 209   IADDR UNUSED pc = abuf->addr;
 210   vpc = SEM_NEXT_VPC (sem_arg, pc, 0);
 211
 212   {
 213 #if WITH_SCACHE_PBB_LM32BF
 214     lm32bf_pbb_before (current_cpu, sem_arg);
 215 #endif
 216   }
 217
 218 #undef FLD
 219 }
 220   NEXT (vpc);
 221
 222   CASE (sem, INSN_X_CTI_CHAIN) : /* --cti-chain-- */
 223 {
 224   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 225   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 226 #define FLD(f) abuf->fields.sfmt_empty.f
 227   int UNUSED written = 0;
 228   IADDR UNUSED pc = abuf->addr;
 229   vpc = SEM_NEXT_VPC (sem_arg, pc, 0);
 230
 231   {
 232 #if WITH_SCACHE_PBB_LM32BF
 233 #ifdef DEFINE_SWITCH
 234     vpc = lm32bf_pbb_cti_chain (current_cpu, sem_arg,
 235                                pbb_br_type, pbb_br_npc);
 236     BREAK (sem);
 237 #else
 238     /* FIXME: Allow provision of explicit ifmt spec in insn spec.  */
 239     vpc = lm32bf_pbb_cti_chain (current_cpu, sem_arg,
 240                                CPU_PBB_BR_TYPE (current_cpu),
 241                                CPU_PBB_BR_NPC (current_cpu));
 242 #endif
 243 #endif
 244   }
 245
 246 #undef FLD
 247 }
 248   NEXT (vpc);
 249
 250   CASE (sem, INSN_X_CHAIN) : /* --chain-- */
 251 {
 252   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 253   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 254 #define FLD(f) abuf->fields.sfmt_empty.f
 255   int UNUSED written = 0;
 256   IADDR UNUSED pc = abuf->addr;
 257   vpc = SEM_NEXT_VPC (sem_arg, pc, 0);
 258
 259   {
 260 #if WITH_SCACHE_PBB_LM32BF
 261     vpc = lm32bf_pbb_chain (current_cpu, sem_arg);
 262 #ifdef DEFINE_SWITCH
 263     BREAK (sem);
 264 #endif
 265 #endif
 266   }
 267
 268 #undef FLD
 269 }
 270   NEXT (vpc);
 271
 272   CASE (sem, INSN_X_BEGIN) : /* --begin-- */
 273 {
 274   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 275   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 276 #define FLD(f) abuf->fields.sfmt_empty.f
 277   int UNUSED written = 0;
 278   IADDR UNUSED pc = abuf->addr;
 279   vpc = SEM_NEXT_VPC (sem_arg, pc, 0);
 280
 281   {
 282 #if WITH_SCACHE_PBB_LM32BF
 283 #if defined DEFINE_SWITCH || defined FAST_P
 284     /* In the switch case FAST_P is a constant, allowing several optimizations
 285        in any called inline functions.  */
 286     vpc = lm32bf_pbb_begin (current_cpu, FAST_P);
 287 #else
 288 #if 0 /* cgen engine can't handle dynamic fast/full switching yet.  */
 289     vpc = lm32bf_pbb_begin (current_cpu, STATE_RUN_FAST_P (CPU_STATE (current_cpu)));
 290 #else
 291     vpc = lm32bf_pbb_begin (current_cpu, 0);
 292 #endif
 293 #endif
 294 #endif
 295   }
 296
 297 #undef FLD
 298 }
 299   NEXT (vpc);
 300
 301   CASE (sem, INSN_ADD) : /* add $r2,$r0,$r1 */
 302 {
 303   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 304   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 305 #define FLD(f) abuf->fields.sfmt_user.f
 306   int UNUSED written = 0;
 307   IADDR UNUSED pc = abuf->addr;
 308   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 309
 310   {
 311     SI opval = ADDSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
 312     CPU (h_gr[FLD (f_r2)]) = opval;
 313     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
 314   }
 315
 316 #undef FLD
 317 }
 318   NEXT (vpc);
 319
 320   CASE (sem, INSN_ADDI) : /* addi $r1,$r0,$imm */
 321 {
 322   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 323   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 324 #define FLD(f) abuf->fields.sfmt_addi.f
 325   int UNUSED written = 0;
 326   IADDR UNUSED pc = abuf->addr;
 327   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 328
 329   {
 330     SI opval = ADDSI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm))));
 331     CPU (h_gr[FLD (f_r1)]) = opval;
 332     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
 333   }
 334
 335 #undef FLD
 336 }
 337   NEXT (vpc);
 338
 339   CASE (sem, INSN_AND) : /* and $r2,$r0,$r1 */
 340 {
 341   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 342   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 343 #define FLD(f) abuf->fields.sfmt_user.f
 344   int UNUSED written = 0;
 345   IADDR UNUSED pc = abuf->addr;
 346   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 347
 348   {
 349     SI opval = ANDSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
 350     CPU (h_gr[FLD (f_r2)]) = opval;
 351     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
 352   }
 353
 354 #undef FLD
 355 }
 356   NEXT (vpc);
 357
 358   CASE (sem, INSN_ANDI) : /* andi $r1,$r0,$uimm */
 359 {
 360   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 361   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 362 #define FLD(f) abuf->fields.sfmt_andi.f
 363   int UNUSED written = 0;
 364   IADDR UNUSED pc = abuf->addr;
 365   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 366
 367   {
 368     SI opval = ANDSI (CPU (h_gr[FLD (f_r0)]), ZEXTSISI (FLD (f_uimm)));
 369     CPU (h_gr[FLD (f_r1)]) = opval;
 370     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
 371   }
 372
 373 #undef FLD
 374 }
 375   NEXT (vpc);
 376
 377   CASE (sem, INSN_ANDHII) : /* andhi $r1,$r0,$hi16 */
 378 {
 379   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 380   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 381 #define FLD(f) abuf->fields.sfmt_andi.f
 382   int UNUSED written = 0;
 383   IADDR UNUSED pc = abuf->addr;
 384   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 385
 386   {
 387     SI opval = ANDSI (CPU (h_gr[FLD (f_r0)]), SLLSI (FLD (f_uimm), 16));
 388     CPU (h_gr[FLD (f_r1)]) = opval;
 389     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
 390   }
 391
 392 #undef FLD
 393 }
 394   NEXT (vpc);
 395
 396   CASE (sem, INSN_B) : /* b $r0 */
 397 {
 398   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 399   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 400 #define FLD(f) abuf->fields.sfmt_be.f
 401   int UNUSED written = 0;
 402   IADDR UNUSED pc = abuf->addr;
 403   SEM_BRANCH_INIT
 404   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 405
 406   {
 407     USI opval = lm32bf_b_insn (current_cpu, CPU (h_gr[FLD (f_r0)]), FLD (f_r0));
 408     SEM_BRANCH_VIA_ADDR (current_cpu, sem_arg, opval, vpc);
 409     CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
 410   }
 411
 412   SEM_BRANCH_FINI (vpc);
 413 #undef FLD
 414 }
 415   NEXT (vpc);
 416
 417   CASE (sem, INSN_BI) : /* bi $call */
 418 {
 419   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 420   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 421 #define FLD(f) abuf->fields.sfmt_bi.f
 422   int UNUSED written = 0;
 423   IADDR UNUSED pc = abuf->addr;
 424   SEM_BRANCH_INIT
 425   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 426
 427   {
 428     USI opval = EXTSISI (FLD (i_call));
 429     SEM_BRANCH_VIA_ADDR (current_cpu, sem_arg, opval, vpc);
 430     CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
 431   }
 432
 433   SEM_BRANCH_FINI (vpc);
 434 #undef FLD
 435 }
 436   NEXT (vpc);
 437
 438   CASE (sem, INSN_BE) : /* be $r0,$r1,$branch */
 439 {
 440   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 441   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 442 #define FLD(f) abuf->fields.sfmt_be.f
 443   int UNUSED written = 0;
 444   IADDR UNUSED pc = abuf->addr;
 445   SEM_BRANCH_INIT
 446   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 447
 448 if (EQSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]))) {
 449   {
 450     USI opval = FLD (i_branch);
 451     SEM_BRANCH_VIA_CACHE (current_cpu, sem_arg, opval, vpc);
 452     written |= (1 << 3);
 453     CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
 454   }
 455 }
 456
 457   abuf->written = written;
 458   SEM_BRANCH_FINI (vpc);
 459 #undef FLD
 460 }
 461   NEXT (vpc);
 462
 463   CASE (sem, INSN_BG) : /* bg $r0,$r1,$branch */
 464 {
 465   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 466   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 467 #define FLD(f) abuf->fields.sfmt_be.f
 468   int UNUSED written = 0;
 469   IADDR UNUSED pc = abuf->addr;
 470   SEM_BRANCH_INIT
 471   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 472
 473 if (GTSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]))) {
 474   {
 475     USI opval = FLD (i_branch);
 476     SEM_BRANCH_VIA_CACHE (current_cpu, sem_arg, opval, vpc);
 477     written |= (1 << 3);
 478     CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
 479   }
 480 }
 481
 482   abuf->written = written;
 483   SEM_BRANCH_FINI (vpc);
 484 #undef FLD
 485 }
 486   NEXT (vpc);
 487
 488   CASE (sem, INSN_BGE) : /* bge $r0,$r1,$branch */
 489 {
 490   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 491   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 492 #define FLD(f) abuf->fields.sfmt_be.f
 493   int UNUSED written = 0;
 494   IADDR UNUSED pc = abuf->addr;
 495   SEM_BRANCH_INIT
 496   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 497
 498 if (GESI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]))) {
 499   {
 500     USI opval = FLD (i_branch);
 501     SEM_BRANCH_VIA_CACHE (current_cpu, sem_arg, opval, vpc);
 502     written |= (1 << 3);
 503     CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
 504   }
 505 }
 506
 507   abuf->written = written;
 508   SEM_BRANCH_FINI (vpc);
 509 #undef FLD
 510 }
 511   NEXT (vpc);
 512
 513   CASE (sem, INSN_BGEU) : /* bgeu $r0,$r1,$branch */
 514 {
 515   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 516   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 517 #define FLD(f) abuf->fields.sfmt_be.f
 518   int UNUSED written = 0;
 519   IADDR UNUSED pc = abuf->addr;
 520   SEM_BRANCH_INIT
 521   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 522
 523 if (GEUSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]))) {
 524   {
 525     USI opval = FLD (i_branch);
 526     SEM_BRANCH_VIA_CACHE (current_cpu, sem_arg, opval, vpc);
 527     written |= (1 << 3);
 528     CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
 529   }
 530 }
 531
 532   abuf->written = written;
 533   SEM_BRANCH_FINI (vpc);
 534 #undef FLD
 535 }
 536   NEXT (vpc);
 537
 538   CASE (sem, INSN_BGU) : /* bgu $r0,$r1,$branch */
 539 {
 540   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 541   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 542 #define FLD(f) abuf->fields.sfmt_be.f
 543   int UNUSED written = 0;
 544   IADDR UNUSED pc = abuf->addr;
 545   SEM_BRANCH_INIT
 546   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 547
 548 if (GTUSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]))) {
 549   {
 550     USI opval = FLD (i_branch);
 551     SEM_BRANCH_VIA_CACHE (current_cpu, sem_arg, opval, vpc);
 552     written |= (1 << 3);
 553     CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
 554   }
 555 }
 556
 557   abuf->written = written;
 558   SEM_BRANCH_FINI (vpc);
 559 #undef FLD
 560 }
 561   NEXT (vpc);
 562
 563   CASE (sem, INSN_BNE) : /* bne $r0,$r1,$branch */
 564 {
 565   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 566   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 567 #define FLD(f) abuf->fields.sfmt_be.f
 568   int UNUSED written = 0;
 569   IADDR UNUSED pc = abuf->addr;
 570   SEM_BRANCH_INIT
 571   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 572
 573 if (NESI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]))) {
 574   {
 575     USI opval = FLD (i_branch);
 576     SEM_BRANCH_VIA_CACHE (current_cpu, sem_arg, opval, vpc);
 577     written |= (1 << 3);
 578     CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
 579   }
 580 }
 581
 582   abuf->written = written;
 583   SEM_BRANCH_FINI (vpc);
 584 #undef FLD
 585 }
 586   NEXT (vpc);
 587
 588   CASE (sem, INSN_CALL) : /* call $r0 */
 589 {
 590   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 591   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 592 #define FLD(f) abuf->fields.sfmt_be.f
 593   int UNUSED written = 0;
 594   IADDR UNUSED pc = abuf->addr;
 595   SEM_BRANCH_INIT
 596   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 597
 598 {
 599   {
 600     SI opval = ADDSI (pc, 4);
 601     CPU (h_gr[((UINT) 29)]) = opval;
 602     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
 603   }
 604   {
 605     USI opval = CPU (h_gr[FLD (f_r0)]);
 606     SEM_BRANCH_VIA_ADDR (current_cpu, sem_arg, opval, vpc);
 607     CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
 608   }
 609 }
 610
 611   SEM_BRANCH_FINI (vpc);
 612 #undef FLD
 613 }
 614   NEXT (vpc);
 615
 616   CASE (sem, INSN_CALLI) : /* calli $call */
 617 {
 618   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 619   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 620 #define FLD(f) abuf->fields.sfmt_bi.f
 621   int UNUSED written = 0;
 622   IADDR UNUSED pc = abuf->addr;
 623   SEM_BRANCH_INIT
 624   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 625
 626 {
 627   {
 628     SI opval = ADDSI (pc, 4);
 629     CPU (h_gr[((UINT) 29)]) = opval;
 630     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
 631   }
 632   {
 633     USI opval = EXTSISI (FLD (i_call));
 634     SEM_BRANCH_VIA_ADDR (current_cpu, sem_arg, opval, vpc);
 635     CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
 636   }
 637 }
 638
 639   SEM_BRANCH_FINI (vpc);
 640 #undef FLD
 641 }
 642   NEXT (vpc);
 643
 644   CASE (sem, INSN_CMPE) : /* cmpe $r2,$r0,$r1 */
 645 {
 646   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 647   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 648 #define FLD(f) abuf->fields.sfmt_user.f
 649   int UNUSED written = 0;
 650   IADDR UNUSED pc = abuf->addr;
 651   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 652
 653   {
 654     SI opval = EQSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
 655     CPU (h_gr[FLD (f_r2)]) = opval;
 656     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
 657   }
 658
 659 #undef FLD
 660 }
 661   NEXT (vpc);
 662
 663   CASE (sem, INSN_CMPEI) : /* cmpei $r1,$r0,$imm */
 664 {
 665   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 666   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 667 #define FLD(f) abuf->fields.sfmt_addi.f
 668   int UNUSED written = 0;
 669   IADDR UNUSED pc = abuf->addr;
 670   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 671
 672   {
 673     SI opval = EQSI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm))));
 674     CPU (h_gr[FLD (f_r1)]) = opval;
 675     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
 676   }
 677
 678 #undef FLD
 679 }
 680   NEXT (vpc);
 681
 682   CASE (sem, INSN_CMPG) : /* cmpg $r2,$r0,$r1 */
 683 {
 684   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 685   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 686 #define FLD(f) abuf->fields.sfmt_user.f
 687   int UNUSED written = 0;
 688   IADDR UNUSED pc = abuf->addr;
 689   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 690
 691   {
 692     SI opval = GTSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
 693     CPU (h_gr[FLD (f_r2)]) = opval;
 694     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
 695   }
 696
 697 #undef FLD
 698 }
 699   NEXT (vpc);
 700
 701   CASE (sem, INSN_CMPGI) : /* cmpgi $r1,$r0,$imm */
 702 {
 703   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 704   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 705 #define FLD(f) abuf->fields.sfmt_addi.f
 706   int UNUSED written = 0;
 707   IADDR UNUSED pc = abuf->addr;
 708   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 709
 710   {
 711     SI opval = GTSI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm))));
 712     CPU (h_gr[FLD (f_r1)]) = opval;
 713     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
 714   }
 715
 716 #undef FLD
 717 }
 718   NEXT (vpc);
 719
 720   CASE (sem, INSN_CMPGE) : /* cmpge $r2,$r0,$r1 */
 721 {
 722   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 723   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 724 #define FLD(f) abuf->fields.sfmt_user.f
 725   int UNUSED written = 0;
 726   IADDR UNUSED pc = abuf->addr;
 727   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 728
 729   {
 730     SI opval = GESI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
 731     CPU (h_gr[FLD (f_r2)]) = opval;
 732     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
 733   }
 734
 735 #undef FLD
 736 }
 737   NEXT (vpc);
 738
 739   CASE (sem, INSN_CMPGEI) : /* cmpgei $r1,$r0,$imm */
 740 {
 741   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 742   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 743 #define FLD(f) abuf->fields.sfmt_addi.f
 744   int UNUSED written = 0;
 745   IADDR UNUSED pc = abuf->addr;
 746   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 747
 748   {
 749     SI opval = GESI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm))));
 750     CPU (h_gr[FLD (f_r1)]) = opval;
 751     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
 752   }
 753
 754 #undef FLD
 755 }
 756   NEXT (vpc);
 757
 758   CASE (sem, INSN_CMPGEU) : /* cmpgeu $r2,$r0,$r1 */
 759 {
 760   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 761   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 762 #define FLD(f) abuf->fields.sfmt_user.f
 763   int UNUSED written = 0;
 764   IADDR UNUSED pc = abuf->addr;
 765   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 766
 767   {
 768     SI opval = GEUSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
 769     CPU (h_gr[FLD (f_r2)]) = opval;
 770     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
 771   }
 772
 773 #undef FLD
 774 }
 775   NEXT (vpc);
 776
 777   CASE (sem, INSN_CMPGEUI) : /* cmpgeui $r1,$r0,$uimm */
 778 {
 779   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 780   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 781 #define FLD(f) abuf->fields.sfmt_andi.f
 782   int UNUSED written = 0;
 783   IADDR UNUSED pc = abuf->addr;
 784   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 785
 786   {
 787     SI opval = GEUSI (CPU (h_gr[FLD (f_r0)]), ZEXTSISI (FLD (f_uimm)));
 788     CPU (h_gr[FLD (f_r1)]) = opval;
 789     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
 790   }
 791
 792 #undef FLD
 793 }
 794   NEXT (vpc);
 795
 796   CASE (sem, INSN_CMPGU) : /* cmpgu $r2,$r0,$r1 */
 797 {
 798   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 799   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 800 #define FLD(f) abuf->fields.sfmt_user.f
 801   int UNUSED written = 0;
 802   IADDR UNUSED pc = abuf->addr;
 803   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 804
 805   {
 806     SI opval = GTUSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
 807     CPU (h_gr[FLD (f_r2)]) = opval;
 808     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
 809   }
 810
 811 #undef FLD
 812 }
 813   NEXT (vpc);
 814
 815   CASE (sem, INSN_CMPGUI) : /* cmpgui $r1,$r0,$uimm */
 816 {
 817   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 818   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 819 #define FLD(f) abuf->fields.sfmt_andi.f
 820   int UNUSED written = 0;
 821   IADDR UNUSED pc = abuf->addr;
 822   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 823
 824   {
 825     SI opval = GTUSI (CPU (h_gr[FLD (f_r0)]), ZEXTSISI (FLD (f_uimm)));
 826     CPU (h_gr[FLD (f_r1)]) = opval;
 827     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
 828   }
 829
 830 #undef FLD
 831 }
 832   NEXT (vpc);
 833
 834   CASE (sem, INSN_CMPNE) : /* cmpne $r2,$r0,$r1 */
 835 {
 836   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 837   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 838 #define FLD(f) abuf->fields.sfmt_user.f
 839   int UNUSED written = 0;
 840   IADDR UNUSED pc = abuf->addr;
 841   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 842
 843   {
 844     SI opval = NESI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
 845     CPU (h_gr[FLD (f_r2)]) = opval;
 846     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
 847   }
 848
 849 #undef FLD
 850 }
 851   NEXT (vpc);
 852
 853   CASE (sem, INSN_CMPNEI) : /* cmpnei $r1,$r0,$imm */
 854 {
 855   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 856   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 857 #define FLD(f) abuf->fields.sfmt_addi.f
 858   int UNUSED written = 0;
 859   IADDR UNUSED pc = abuf->addr;
 860   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 861
 862   {
 863     SI opval = NESI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm))));
 864     CPU (h_gr[FLD (f_r1)]) = opval;
 865     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
 866   }
 867
 868 #undef FLD
 869 }
 870   NEXT (vpc);
 871
 872   CASE (sem, INSN_DIVU) : /* divu $r2,$r0,$r1 */
 873 {
 874   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 875   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 876 #define FLD(f) abuf->fields.sfmt_user.f
 877   int UNUSED written = 0;
 878   IADDR UNUSED pc = abuf->addr;
 879   SEM_BRANCH_INIT
 880   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 881
 882   {
 883     USI opval = lm32bf_divu_insn (current_cpu, pc, FLD (f_r0), FLD (f_r1), FLD (f_r2));
 884     SEM_BRANCH_VIA_ADDR (current_cpu, sem_arg, opval, vpc);
 885     CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
 886   }
 887
 888   SEM_BRANCH_FINI (vpc);
 889 #undef FLD
 890 }
 891   NEXT (vpc);
 892
 893   CASE (sem, INSN_LB) : /* lb $r1,($r0+$imm) */
 894 {
 895   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 896   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 897 #define FLD(f) abuf->fields.sfmt_addi.f
 898   int UNUSED written = 0;
 899   IADDR UNUSED pc = abuf->addr;
 900   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 901
 902   {
 903     SI opval = EXTQISI (GETMEMQI (current_cpu, pc, ADDSI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm))))));
 904     CPU (h_gr[FLD (f_r1)]) = opval;
 905     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
 906   }
 907
 908 #undef FLD
 909 }
 910   NEXT (vpc);
 911
 912   CASE (sem, INSN_LBU) : /* lbu $r1,($r0+$imm) */
 913 {
 914   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 915   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 916 #define FLD(f) abuf->fields.sfmt_addi.f
 917   int UNUSED written = 0;
 918   IADDR UNUSED pc = abuf->addr;
 919   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 920
 921   {
 922     SI opval = ZEXTQISI (GETMEMQI (current_cpu, pc, ADDSI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm))))));
 923     CPU (h_gr[FLD (f_r1)]) = opval;
 924     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
 925   }
 926
 927 #undef FLD
 928 }
 929   NEXT (vpc);
 930
 931   CASE (sem, INSN_LH) : /* lh $r1,($r0+$imm) */
 932 {
 933   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 934   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 935 #define FLD(f) abuf->fields.sfmt_addi.f
 936   int UNUSED written = 0;
 937   IADDR UNUSED pc = abuf->addr;
 938   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 939
 940   {
 941     SI opval = EXTHISI (GETMEMHI (current_cpu, pc, ADDSI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm))))));
 942     CPU (h_gr[FLD (f_r1)]) = opval;
 943     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
 944   }
 945
 946 #undef FLD
 947 }
 948   NEXT (vpc);
 949
 950   CASE (sem, INSN_LHU) : /* lhu $r1,($r0+$imm) */
 951 {
 952   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 953   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 954 #define FLD(f) abuf->fields.sfmt_addi.f
 955   int UNUSED written = 0;
 956   IADDR UNUSED pc = abuf->addr;
 957   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 958
 959   {
 960     SI opval = ZEXTHISI (GETMEMHI (current_cpu, pc, ADDSI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm))))));
 961     CPU (h_gr[FLD (f_r1)]) = opval;
 962     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
 963   }
 964
 965 #undef FLD
 966 }
 967   NEXT (vpc);
 968
 969   CASE (sem, INSN_LW) : /* lw $r1,($r0+$imm) */
 970 {
 971   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 972   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 973 #define FLD(f) abuf->fields.sfmt_addi.f
 974   int UNUSED written = 0;
 975   IADDR UNUSED pc = abuf->addr;
 976   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 977
 978   {
 979     SI opval = GETMEMSI (current_cpu, pc, ADDSI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm)))));
 980     CPU (h_gr[FLD (f_r1)]) = opval;
 981     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
 982   }
 983
 984 #undef FLD
 985 }
 986   NEXT (vpc);
 987
 988   CASE (sem, INSN_MODU) : /* modu $r2,$r0,$r1 */
 989 {
 990   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
 991   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
 992 #define FLD(f) abuf->fields.sfmt_user.f
 993   int UNUSED written = 0;
 994   IADDR UNUSED pc = abuf->addr;
 995   SEM_BRANCH_INIT
 996   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
 997
 998   {
 999     USI opval = lm32bf_modu_insn (current_cpu, pc, FLD (f_r0), FLD (f_r1), FLD (f_r2));
1000     SEM_BRANCH_VIA_ADDR (current_cpu, sem_arg, opval, vpc);
1001     CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
1002   }
1003
1004   SEM_BRANCH_FINI (vpc);
1005 #undef FLD
1006 }
1007   NEXT (vpc);
1008
1009   CASE (sem, INSN_MUL) : /* mul $r2,$r0,$r1 */
1010 {
1011   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1012   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1013 #define FLD(f) abuf->fields.sfmt_user.f
1014   int UNUSED written = 0;
1015   IADDR UNUSED pc = abuf->addr;
1016   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1017
1018   {
1019     SI opval = MULSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
1020     CPU (h_gr[FLD (f_r2)]) = opval;
1021     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
1022   }
1023
1024 #undef FLD
1025 }
1026   NEXT (vpc);
1027
1028   CASE (sem, INSN_MULI) : /* muli $r1,$r0,$imm */
1029 {
1030   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1031   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1032 #define FLD(f) abuf->fields.sfmt_addi.f
1033   int UNUSED written = 0;
1034   IADDR UNUSED pc = abuf->addr;
1035   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1036
1037   {
1038     SI opval = MULSI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm))));
1039     CPU (h_gr[FLD (f_r1)]) = opval;
1040     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
1041   }
1042
1043 #undef FLD
1044 }
1045   NEXT (vpc);
1046
1047   CASE (sem, INSN_NOR) : /* nor $r2,$r0,$r1 */
1048 {
1049   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1050   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1051 #define FLD(f) abuf->fields.sfmt_user.f
1052   int UNUSED written = 0;
1053   IADDR UNUSED pc = abuf->addr;
1054   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1055
1056   {
1057     SI opval = INVSI (ORSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)])));
1058     CPU (h_gr[FLD (f_r2)]) = opval;
1059     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
1060   }
1061
1062 #undef FLD
1063 }
1064   NEXT (vpc);
1065
1066   CASE (sem, INSN_NORI) : /* nori $r1,$r0,$uimm */
1067 {
1068   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1069   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1070 #define FLD(f) abuf->fields.sfmt_andi.f
1071   int UNUSED written = 0;
1072   IADDR UNUSED pc = abuf->addr;
1073   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1074
1075   {
1076     SI opval = INVSI (ORSI (CPU (h_gr[FLD (f_r0)]), ZEXTSISI (FLD (f_uimm))));
1077     CPU (h_gr[FLD (f_r1)]) = opval;
1078     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
1079   }
1080
1081 #undef FLD
1082 }
1083   NEXT (vpc);
1084
1085   CASE (sem, INSN_OR) : /* or $r2,$r0,$r1 */
1086 {
1087   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1088   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1089 #define FLD(f) abuf->fields.sfmt_user.f
1090   int UNUSED written = 0;
1091   IADDR UNUSED pc = abuf->addr;
1092   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1093
1094   {
1095     SI opval = ORSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
1096     CPU (h_gr[FLD (f_r2)]) = opval;
1097     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
1098   }
1099
1100 #undef FLD
1101 }
1102   NEXT (vpc);
1103
1104   CASE (sem, INSN_ORI) : /* ori $r1,$r0,$lo16 */
1105 {
1106   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1107   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1108 #define FLD(f) abuf->fields.sfmt_andi.f
1109   int UNUSED written = 0;
1110   IADDR UNUSED pc = abuf->addr;
1111   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1112
1113   {
1114     SI opval = ORSI (CPU (h_gr[FLD (f_r0)]), ZEXTSISI (FLD (f_uimm)));
1115     CPU (h_gr[FLD (f_r1)]) = opval;
1116     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
1117   }
1118
1119 #undef FLD
1120 }
1121   NEXT (vpc);
1122
1123   CASE (sem, INSN_ORHII) : /* orhi $r1,$r0,$hi16 */
1124 {
1125   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1126   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1127 #define FLD(f) abuf->fields.sfmt_andi.f
1128   int UNUSED written = 0;
1129   IADDR UNUSED pc = abuf->addr;
1130   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1131
1132   {
1133     SI opval = ORSI (CPU (h_gr[FLD (f_r0)]), SLLSI (FLD (f_uimm), 16));
1134     CPU (h_gr[FLD (f_r1)]) = opval;
1135     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
1136   }
1137
1138 #undef FLD
1139 }
1140   NEXT (vpc);
1141
1142   CASE (sem, INSN_RCSR) : /* rcsr $r2,$csr */
1143 {
1144   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1145   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1146 #define FLD(f) abuf->fields.sfmt_rcsr.f
1147   int UNUSED written = 0;
1148   IADDR UNUSED pc = abuf->addr;
1149   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1150
1151   {
1152     SI opval = CPU (h_csr[FLD (f_csr)]);
1153     CPU (h_gr[FLD (f_r2)]) = opval;
1154     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
1155   }
1156
1157 #undef FLD
1158 }
1159   NEXT (vpc);
1160
1161   CASE (sem, INSN_SB) : /* sb ($r0+$imm),$r1 */
1162 {
1163   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1164   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1165 #define FLD(f) abuf->fields.sfmt_addi.f
1166   int UNUSED written = 0;
1167   IADDR UNUSED pc = abuf->addr;
1168   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1169
1170   {
1171     QI opval = CPU (h_gr[FLD (f_r1)]);
1172     SETMEMQI (current_cpu, pc, ADDSI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm)))), opval);
1173     CGEN_TRACE_RESULT (current_cpu, abuf, "memory", 'x', opval);
1174   }
1175
1176 #undef FLD
1177 }
1178   NEXT (vpc);
1179
1180   CASE (sem, INSN_SEXTB) : /* sextb $r2,$r0 */
1181 {
1182   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1183   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1184 #define FLD(f) abuf->fields.sfmt_user.f
1185   int UNUSED written = 0;
1186   IADDR UNUSED pc = abuf->addr;
1187   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1188
1189   {
1190     SI opval = EXTQISI (TRUNCSIQI (CPU (h_gr[FLD (f_r0)])));
1191     CPU (h_gr[FLD (f_r2)]) = opval;
1192     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
1193   }
1194
1195 #undef FLD
1196 }
1197   NEXT (vpc);
1198
1199   CASE (sem, INSN_SEXTH) : /* sexth $r2,$r0 */
1200 {
1201   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1202   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1203 #define FLD(f) abuf->fields.sfmt_user.f
1204   int UNUSED written = 0;
1205   IADDR UNUSED pc = abuf->addr;
1206   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1207
1208   {
1209     SI opval = EXTHISI (TRUNCSIHI (CPU (h_gr[FLD (f_r0)])));
1210     CPU (h_gr[FLD (f_r2)]) = opval;
1211     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
1212   }
1213
1214 #undef FLD
1215 }
1216   NEXT (vpc);
1217
1218   CASE (sem, INSN_SH) : /* sh ($r0+$imm),$r1 */
1219 {
1220   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1221   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1222 #define FLD(f) abuf->fields.sfmt_addi.f
1223   int UNUSED written = 0;
1224   IADDR UNUSED pc = abuf->addr;
1225   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1226
1227   {
1228     HI opval = CPU (h_gr[FLD (f_r1)]);
1229     SETMEMHI (current_cpu, pc, ADDSI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm)))), opval);
1230     CGEN_TRACE_RESULT (current_cpu, abuf, "memory", 'x', opval);
1231   }
1232
1233 #undef FLD
1234 }
1235   NEXT (vpc);
1236
1237   CASE (sem, INSN_SL) : /* sl $r2,$r0,$r1 */
1238 {
1239   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1240   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1241 #define FLD(f) abuf->fields.sfmt_user.f
1242   int UNUSED written = 0;
1243   IADDR UNUSED pc = abuf->addr;
1244   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1245
1246   {
1247     SI opval = SLLSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
1248     CPU (h_gr[FLD (f_r2)]) = opval;
1249     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
1250   }
1251
1252 #undef FLD
1253 }
1254   NEXT (vpc);
1255
1256   CASE (sem, INSN_SLI) : /* sli $r1,$r0,$imm */
1257 {
1258   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1259   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1260 #define FLD(f) abuf->fields.sfmt_addi.f
1261   int UNUSED written = 0;
1262   IADDR UNUSED pc = abuf->addr;
1263   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1264
1265   {
1266     SI opval = SLLSI (CPU (h_gr[FLD (f_r0)]), FLD (f_imm));
1267     CPU (h_gr[FLD (f_r1)]) = opval;
1268     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
1269   }
1270
1271 #undef FLD
1272 }
1273   NEXT (vpc);
1274
1275   CASE (sem, INSN_SR) : /* sr $r2,$r0,$r1 */
1276 {
1277   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1278   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1279 #define FLD(f) abuf->fields.sfmt_user.f
1280   int UNUSED written = 0;
1281   IADDR UNUSED pc = abuf->addr;
1282   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1283
1284   {
1285     SI opval = SRASI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
1286     CPU (h_gr[FLD (f_r2)]) = opval;
1287     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
1288   }
1289
1290 #undef FLD
1291 }
1292   NEXT (vpc);
1293
1294   CASE (sem, INSN_SRI) : /* sri $r1,$r0,$imm */
1295 {
1296   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1297   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1298 #define FLD(f) abuf->fields.sfmt_addi.f
1299   int UNUSED written = 0;
1300   IADDR UNUSED pc = abuf->addr;
1301   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1302
1303   {
1304     SI opval = SRASI (CPU (h_gr[FLD (f_r0)]), FLD (f_imm));
1305     CPU (h_gr[FLD (f_r1)]) = opval;
1306     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
1307   }
1308
1309 #undef FLD
1310 }
1311   NEXT (vpc);
1312
1313   CASE (sem, INSN_SRU) : /* sru $r2,$r0,$r1 */
1314 {
1315   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1316   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1317 #define FLD(f) abuf->fields.sfmt_user.f
1318   int UNUSED written = 0;
1319   IADDR UNUSED pc = abuf->addr;
1320   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1321
1322   {
1323     SI opval = SRLSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
1324     CPU (h_gr[FLD (f_r2)]) = opval;
1325     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
1326   }
1327
1328 #undef FLD
1329 }
1330   NEXT (vpc);
1331
1332   CASE (sem, INSN_SRUI) : /* srui $r1,$r0,$imm */
1333 {
1334   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1335   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1336 #define FLD(f) abuf->fields.sfmt_addi.f
1337   int UNUSED written = 0;
1338   IADDR UNUSED pc = abuf->addr;
1339   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1340
1341   {
1342     SI opval = SRLSI (CPU (h_gr[FLD (f_r0)]), FLD (f_imm));
1343     CPU (h_gr[FLD (f_r1)]) = opval;
1344     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
1345   }
1346
1347 #undef FLD
1348 }
1349   NEXT (vpc);
1350
1351   CASE (sem, INSN_SUB) : /* sub $r2,$r0,$r1 */
1352 {
1353   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1354   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1355 #define FLD(f) abuf->fields.sfmt_user.f
1356   int UNUSED written = 0;
1357   IADDR UNUSED pc = abuf->addr;
1358   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1359
1360   {
1361     SI opval = SUBSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
1362     CPU (h_gr[FLD (f_r2)]) = opval;
1363     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
1364   }
1365
1366 #undef FLD
1367 }
1368   NEXT (vpc);
1369
1370   CASE (sem, INSN_SW) : /* sw ($r0+$imm),$r1 */
1371 {
1372   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1373   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1374 #define FLD(f) abuf->fields.sfmt_addi.f
1375   int UNUSED written = 0;
1376   IADDR UNUSED pc = abuf->addr;
1377   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1378
1379   {
1380     SI opval = CPU (h_gr[FLD (f_r1)]);
1381     SETMEMSI (current_cpu, pc, ADDSI (CPU (h_gr[FLD (f_r0)]), EXTHISI (TRUNCSIHI (FLD (f_imm)))), opval);
1382     CGEN_TRACE_RESULT (current_cpu, abuf, "memory", 'x', opval);
1383   }
1384
1385 #undef FLD
1386 }
1387   NEXT (vpc);
1388
1389   CASE (sem, INSN_USER) : /* user $r2,$r0,$r1,$user */
1390 {
1391   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1392   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1393 #define FLD(f) abuf->fields.sfmt_user.f
1394   int UNUSED written = 0;
1395   IADDR UNUSED pc = abuf->addr;
1396   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1397
1398   {
1399     SI opval = lm32bf_user_insn (current_cpu, CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]), FLD (f_user));
1400     CPU (h_gr[FLD (f_r2)]) = opval;
1401     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
1402   }
1403
1404 #undef FLD
1405 }
1406   NEXT (vpc);
1407
1408   CASE (sem, INSN_WCSR) : /* wcsr $csr,$r1 */
1409 {
1410   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1411   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1412 #define FLD(f) abuf->fields.sfmt_wcsr.f
1413   int UNUSED written = 0;
1414   IADDR UNUSED pc = abuf->addr;
1415   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1416
1417 lm32bf_wcsr_insn (current_cpu, FLD (f_csr), CPU (h_gr[FLD (f_r1)]));
1418
1419 #undef FLD
1420 }
1421   NEXT (vpc);
1422
1423   CASE (sem, INSN_XOR) : /* xor $r2,$r0,$r1 */
1424 {
1425   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1426   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1427 #define FLD(f) abuf->fields.sfmt_user.f
1428   int UNUSED written = 0;
1429   IADDR UNUSED pc = abuf->addr;
1430   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1431
1432   {
1433     SI opval = XORSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)]));
1434     CPU (h_gr[FLD (f_r2)]) = opval;
1435     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
1436   }
1437
1438 #undef FLD
1439 }
1440   NEXT (vpc);
1441
1442   CASE (sem, INSN_XORI) : /* xori $r1,$r0,$uimm */
1443 {
1444   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1445   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1446 #define FLD(f) abuf->fields.sfmt_andi.f
1447   int UNUSED written = 0;
1448   IADDR UNUSED pc = abuf->addr;
1449   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1450
1451   {
1452     SI opval = XORSI (CPU (h_gr[FLD (f_r0)]), ZEXTSISI (FLD (f_uimm)));
1453     CPU (h_gr[FLD (f_r1)]) = opval;
1454     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
1455   }
1456
1457 #undef FLD
1458 }
1459   NEXT (vpc);
1460
1461   CASE (sem, INSN_XNOR) : /* xnor $r2,$r0,$r1 */
1462 {
1463   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1464   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1465 #define FLD(f) abuf->fields.sfmt_user.f
1466   int UNUSED written = 0;
1467   IADDR UNUSED pc = abuf->addr;
1468   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1469
1470   {
1471     SI opval = INVSI (XORSI (CPU (h_gr[FLD (f_r0)]), CPU (h_gr[FLD (f_r1)])));
1472     CPU (h_gr[FLD (f_r2)]) = opval;
1473     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
1474   }
1475
1476 #undef FLD
1477 }
1478   NEXT (vpc);
1479
1480   CASE (sem, INSN_XNORI) : /* xnori $r1,$r0,$uimm */
1481 {
1482   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1483   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1484 #define FLD(f) abuf->fields.sfmt_andi.f
1485   int UNUSED written = 0;
1486   IADDR UNUSED pc = abuf->addr;
1487   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1488
1489   {
1490     SI opval = INVSI (XORSI (CPU (h_gr[FLD (f_r0)]), ZEXTSISI (FLD (f_uimm))));
1491     CPU (h_gr[FLD (f_r1)]) = opval;
1492     CGEN_TRACE_RESULT (current_cpu, abuf, "gr", 'x', opval);
1493   }
1494
1495 #undef FLD
1496 }
1497   NEXT (vpc);
1498
1499   CASE (sem, INSN_BREAK) : /* break */
1500 {
1501   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1502   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1503 #define FLD(f) abuf->fields.sfmt_empty.f
1504   int UNUSED written = 0;
1505   IADDR UNUSED pc = abuf->addr;
1506   SEM_BRANCH_INIT
1507   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1508
1509   {
1510     USI opval = lm32bf_break_insn (current_cpu, pc);
1511     SEM_BRANCH_VIA_ADDR (current_cpu, sem_arg, opval, vpc);
1512     CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
1513   }
1514
1515   SEM_BRANCH_FINI (vpc);
1516 #undef FLD
1517 }
1518   NEXT (vpc);
1519
1520   CASE (sem, INSN_SCALL) : /* scall */
1521 {
1522   SEM_ARG sem_arg = SEM_SEM_ARG (vpc, sc);
1523   ARGBUF *abuf = SEM_ARGBUF (sem_arg);
1524 #define FLD(f) abuf->fields.sfmt_empty.f
1525   int UNUSED written = 0;
1526   IADDR UNUSED pc = abuf->addr;
1527   SEM_BRANCH_INIT
1528   vpc = SEM_NEXT_VPC (sem_arg, pc, 4);
1529
1530   {
1531     USI opval = lm32bf_scall_insn (current_cpu, pc);
1532     SEM_BRANCH_VIA_ADDR (current_cpu, sem_arg, opval, vpc);
1533     CGEN_TRACE_RESULT (current_cpu, abuf, "pc", 'x', opval);
1534   }
1535
1536   SEM_BRANCH_FINI (vpc);
1537 #undef FLD
1538 }
1539   NEXT (vpc);
1540
1541
1542     }
1543   ENDSWITCH (sem) /* End of semantic switch.  */
1544
1545   /* At this point `vpc' contains the next insn to execute.  */
1546 }
1547
1548 #undef DEFINE_SWITCH
1549 #endif /* DEFINE_SWITCH */