src/vm/jit/jit.c

   1 /* src/vm/jit/jit.c - calls the code generation functions
   2
   3    Copyright (C) 1996-2005, 2006 R. Grafl, A. Krall, C. Kruegel,
   4    C. Oates, R. Obermaisser, M. Platter, M. Probst, S. Ring,
   5    E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich,
   6    J. Wenninger, Institut f. Computersprachen - TU Wien
   7
   8    This file is part of CACAO.
   9
  10    This program is free software; you can redistribute it and/or
  11    modify it under the terms of the GNU General Public License as
  12    published by the Free Software Foundation; either version 2, or (at
  13    your option) any later version.
  14
  15    This program is distributed in the hope that it will be useful, but
  16    WITHOUT ANY WARRANTY; without even the implied warranty of
  17    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  18    General Public License for more details.
  19
  20    You should have received a copy of the GNU General Public License
  21    along with this program; if not, write to the Free Software
  22    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  23    02110-1301, USA.
  24
  25    Contact: cacao@cacaojvm.org
  26
  27    Authors: Andreas Krall
  28             Reinhard Grafl
  29
  30    Changes: Edwin Steiner
  31             Christian Thalinger
  32             Christian Ullrich
  33
  34    $Id: jit.c 4604 2006-03-15 01:39:32Z edwin $
  35
  36 */
  37
  38
  39 #include "config.h"
  40 #include "vm/types.h"
  41
  42 #include <assert.h>
  43
  44 #include "mm/memory.h"
  45 #include "native/native.h"
  46 #include "toolbox/logging.h"
  47 #include "vm/builtin.h"
  48 #include "vm/class.h"
  49 #include "vm/global.h"
  50 #include "vm/initialize.h"
  51 #include "vm/loader.h"
  52 #include "vm/method.h"
  53 #include "vm/options.h"
  54 #include "vm/statistics.h"
  55 #include "vm/jit/asmpart.h"
  56 #include "vm/jit/codegen-common.h"
  57 #include "vm/jit/disass.h"
  58 #include "vm/jit/dseg.h"
  59 #include "vm/jit/jit.h"
  60
  61
  62 #include "vm/jit/parse.h"
  63 #include "vm/jit/reg.h"
  64 #include "vm/jit/stack.h"
  65 #include "vm/jit/allocator/simplereg.h"
  66 #if defined(ENABLE_LSRA)
  67 # include "vm/jit/allocator/lsra.h"
  68 #endif
  69
  70 #include "vm/jit/loop/analyze.h"
  71 #include "vm/jit/loop/graph.h"
  72 #include "vm/jit/loop/loop.h"
  73 #include "vm/jit/verify/typecheck.h"
  74
  75 #if defined(USE_THREADS)
  76 # if defined(NATIVE_THREADS)
  77 #  include "threads/native/threads.h"
  78 # else
  79 #  include "threads/green/threads.h"
  80 # endif
  81 #endif
  82
  83
  84 /* debug macros ***************************************************************/
  85
  86 #if !defined(NDEBUG)
  87 #define DEBUG_JIT_COMPILEVERBOSE(x) \
  88     do { \
  89         if (compileverbose) { \
  90             log_message_method(x, m); \
  91         } \
  92     } while (0)
  93 #else
  94 #define DEBUG_JIT_COMPILEVERBOSE(x)    /* nothing */
  95 #endif
  96
  97
  98 /* global switches ************************************************************/
  99
 100 int stackreq[256];
 101
 102
 103 int jcommandsize[256] = {
 104
 105 #define JAVA_NOP               0
 106 #define ICMD_NOP               0
 107         1,
 108 #define JAVA_ACONST_NULL       1
 109 #define ICMD_ACONST            1        /* val.a = constant                   */
 110         1,
 111 #define JAVA_ICONST_M1         2
 112 #define ICMD_CHECKNULL         2
 113         1,
 114 #define JAVA_ICONST_0          3
 115 #define ICMD_ICONST            3        /* val.i = constant                   */
 116         1,
 117 #define JAVA_ICONST_1          4
 118         1,
 119 #define JAVA_ICONST_2          5
 120 #define ICMD_IDIVPOW2          5        /* val.i = constant                   */
 121         1,
 122 #define JAVA_ICONST_3          6
 123 #define ICMD_LDIVPOW2          6        /* val.l = constant                   */
 124         1,
 125 #define JAVA_ICONST_4          7
 126         1,
 127 #define JAVA_ICONST_5          8
 128         1,
 129 #define JAVA_LCONST_0          9
 130 #define ICMD_LCONST            9        /* val.l = constant                   */
 131         1,
 132 #define JAVA_LCONST_1         10
 133 #define ICMD_LCMPCONST        10        /* val.l = constant                   */
 134         1,
 135 #define JAVA_FCONST_0         11
 136 #define ICMD_FCONST           11        /* val.f = constant                   */
 137         1,
 138 #define JAVA_FCONST_1         12
 139         1,
 140 #define JAVA_FCONST_2         13
 141 #define ICMD_ELSE_ICONST      13
 142         1,
 143 #define JAVA_DCONST_0         14
 144 #define ICMD_DCONST           14        /* val.d = constant                   */
 145         1,
 146 #define JAVA_DCONST_1         15
 147 #define ICMD_IFEQ_ICONST      15
 148         1,
 149 #define JAVA_BIPUSH           16
 150 #define ICMD_IFNE_ICONST      16
 151         2,
 152 #define JAVA_SIPUSH           17
 153 #define ICMD_IFLT_ICONST      17
 154         3,
 155 #define JAVA_LDC1             18
 156 #define ICMD_IFGE_ICONST      18
 157         2,
 158 #define JAVA_LDC2             19
 159 #define ICMD_IFGT_ICONST      19
 160         3,
 161 #define JAVA_LDC2W            20
 162 #define ICMD_IFLE_ICONST      20
 163         3,
 164                                             /* order of LOAD instructions must be */
 165                                             /* equal to order of TYPE_XXX defines */
 166 #define JAVA_ILOAD            21
 167 #define ICMD_ILOAD            21        /* op1 = local variable               */
 168         2,
 169 #define JAVA_LLOAD            22
 170 #define ICMD_LLOAD            22        /* op1 = local variable               */
 171         2,
 172 #define JAVA_FLOAD            23
 173 #define ICMD_FLOAD            23        /* op1 = local variable               */
 174         2,
 175 #define JAVA_DLOAD            24
 176 #define ICMD_DLOAD            24        /* op1 = local variable               */
 177         2,
 178 #define JAVA_ALOAD            25
 179 #define ICMD_ALOAD            25        /* op1 = local variable               */
 180         2,
 181 #define JAVA_ILOAD_0          26
 182 #define ICMD_IADDCONST        26        /* val.i = constant                   */
 183         1,
 184 #define JAVA_ILOAD_1          27
 185 #define ICMD_ISUBCONST        27        /* val.i = constant                   */
 186         1,
 187 #define JAVA_ILOAD_2          28
 188 #define ICMD_IMULCONST        28        /* val.i = constant                   */
 189         1,
 190 #define JAVA_ILOAD_3          29
 191 #define ICMD_IANDCONST        29        /* val.i = constant                   */
 192         1,
 193 #define JAVA_LLOAD_0          30
 194 #define ICMD_IORCONST         30        /* val.i = constant                   */
 195         1,
 196 #define JAVA_LLOAD_1          31
 197 #define ICMD_IXORCONST        31        /* val.i = constant                   */
 198         1,
 199 #define JAVA_LLOAD_2          32
 200 #define ICMD_ISHLCONST        32        /* val.i = constant                   */
 201         1,
 202 #define JAVA_LLOAD_3          33
 203 #define ICMD_ISHRCONST        33        /* val.i = constant                   */
 204         1,
 205 #define JAVA_FLOAD_0          34
 206 #define ICMD_IUSHRCONST       34        /* val.i = constant                   */
 207         1,
 208 #define JAVA_FLOAD_1          35
 209 #define ICMD_IREMPOW2         35        /* val.i = constant                   */
 210         1,
 211 #define JAVA_FLOAD_2          36
 212 #define ICMD_LADDCONST        36        /* val.l = constant                   */
 213         1,
 214 #define JAVA_FLOAD_3          37
 215 #define ICMD_LSUBCONST        37        /* val.l = constant                   */
 216         1,
 217 #define JAVA_DLOAD_0          38
 218 #define ICMD_LMULCONST        38        /* val.l = constant                   */
 219         1,
 220 #define JAVA_DLOAD_1          39
 221 #define ICMD_LANDCONST        39        /* val.l = constant                   */
 222         1,
 223 #define JAVA_DLOAD_2          40
 224 #define ICMD_LORCONST         40        /* val.l = constant                   */
 225         1,
 226 #define JAVA_DLOAD_3          41
 227 #define ICMD_LXORCONST        41        /* val.l = constant                   */
 228         1,
 229 #define JAVA_ALOAD_0          42
 230 #define ICMD_LSHLCONST        42        /* val.l = constant                   */
 231         1,
 232 #define JAVA_ALOAD_1          43
 233 #define ICMD_LSHRCONST        43        /* val.l = constant                   */
 234         1,
 235 #define JAVA_ALOAD_2          44
 236 #define ICMD_LUSHRCONST       44        /* val.l = constant                   */
 237         1,
 238 #define JAVA_ALOAD_3          45
 239 #define ICMD_LREMPOW2         45        /* val.l = constant                   */
 240         1,
 241 #define JAVA_IALOAD           46
 242 #define ICMD_IALOAD           46
 243         1,
 244 #define JAVA_LALOAD           47
 245 #define ICMD_LALOAD           47
 246         1,
 247 #define JAVA_FALOAD           48
 248 #define ICMD_FALOAD           48
 249         1,
 250 #define JAVA_DALOAD           49
 251 #define ICMD_DALOAD           49
 252         1,
 253 #define JAVA_AALOAD           50
 254 #define ICMD_AALOAD           50
 255         1,
 256 #define JAVA_BALOAD           51
 257 #define ICMD_BALOAD           51
 258         1,
 259 #define JAVA_CALOAD           52
 260 #define ICMD_CALOAD           52
 261         1,
 262 #define JAVA_SALOAD           53
 263 #define ICMD_SALOAD           53
 264         1,
 265                                             /* order of STORE instructions must be*/
 266                                             /* equal to order of TYPE_XXX defines */
 267 #define JAVA_ISTORE           54
 268 #define ICMD_ISTORE           54        /* op1 = local variable               */
 269         2,
 270 #define JAVA_LSTORE           55
 271 #define ICMD_LSTORE           55        /* op1 = local variable               */
 272         2,
 273 #define JAVA_FSTORE           56
 274 #define ICMD_FSTORE           56        /* op1 = local variable               */
 275         2,
 276 #define JAVA_DSTORE           57
 277 #define ICMD_DSTORE           57        /* op1 = local variable               */
 278         2,
 279 #define JAVA_ASTORE           58
 280 #define ICMD_ASTORE           58        /* op1 = local variable               */
 281         2,
 282 #define JAVA_ISTORE_0         59
 283 #define ICMD_IF_LEQ           59        /* op1 = target JavaVM pc, val.l      */
 284         1,
 285 #define JAVA_ISTORE_1         60
 286 #define ICMD_IF_LNE           60        /* op1 = target JavaVM pc, val.l      */
 287         1,
 288 #define JAVA_ISTORE_2         61
 289 #define ICMD_IF_LLT           61        /* op1 = target JavaVM pc, val.l      */
 290         1,
 291 #define JAVA_ISTORE_3         62
 292 #define ICMD_IF_LGE           62        /* op1 = target JavaVM pc, val.l      */
 293         1,
 294 #define JAVA_LSTORE_0         63
 295 #define ICMD_IF_LGT           63        /* op1 = target JavaVM pc, val.l      */
 296         1,
 297 #define JAVA_LSTORE_1         64
 298 #define ICMD_IF_LLE           64        /* op1 = target JavaVM pc, val.l      */
 299         1,
 300 #define JAVA_LSTORE_2         65
 301 #define ICMD_IF_LCMPEQ        65        /* op1 = target JavaVM pc             */
 302         1,
 303 #define JAVA_LSTORE_3         66
 304 #define ICMD_IF_LCMPNE        66        /* op1 = target JavaVM pc             */
 305         1,
 306 #define JAVA_FSTORE_0         67
 307 #define ICMD_IF_LCMPLT        67        /* op1 = target JavaVM pc             */
 308         1,
 309 #define JAVA_FSTORE_1         68
 310 #define ICMD_IF_LCMPGE        68        /* op1 = target JavaVM pc             */
 311         1,
 312 #define JAVA_FSTORE_2         69
 313 #define ICMD_IF_LCMPGT        69        /* op1 = target JavaVM pc             */
 314         1,
 315 #define JAVA_FSTORE_3         70
 316 #define ICMD_IF_LCMPLE        70        /* op1 = target JavaVM pc             */
 317         1,
 318 #define JAVA_DSTORE_0         71
 319         1,
 320 #define JAVA_DSTORE_1         72
 321         1,
 322 #define JAVA_DSTORE_2         73
 323         1,
 324 #define JAVA_DSTORE_3         74
 325         1,
 326 #define JAVA_ASTORE_0         75
 327         1,
 328 #define JAVA_ASTORE_1         76
 329         1,
 330 #define JAVA_ASTORE_2         77
 331         1,
 332 #define JAVA_ASTORE_3         78
 333         1,
 334 #define JAVA_IASTORE          79
 335 #define ICMD_IASTORE          79
 336         1,
 337 #define JAVA_LASTORE          80
 338 #define ICMD_LASTORE          80
 339         1,
 340 #define JAVA_FASTORE          81
 341 #define ICMD_FASTORE          81
 342         1,
 343 #define JAVA_DASTORE          82
 344 #define ICMD_DASTORE          82
 345         1,
 346 #define JAVA_AASTORE          83
 347 #define ICMD_AASTORE          83
 348         1,
 349 #define JAVA_BASTORE          84
 350 #define ICMD_BASTORE          84
 351         1,
 352 #define JAVA_CASTORE          85
 353 #define ICMD_CASTORE          85
 354         1,
 355 #define JAVA_SASTORE          86
 356 #define ICMD_SASTORE          86
 357         1,
 358 #define JAVA_POP              87
 359 #define ICMD_POP              87
 360         1,
 361 #define JAVA_POP2             88
 362 #define ICMD_POP2             88
 363         1,
 364 #define JAVA_DUP              89
 365 #define ICMD_DUP              89
 366         1,
 367 #define JAVA_DUP_X1           90
 368 #define ICMD_DUP_X1           90
 369         1,
 370 #define JAVA_DUP_X2           91
 371 #define ICMD_DUP_X2           91
 372         1,
 373 #define JAVA_DUP2             92
 374 #define ICMD_DUP2             92
 375         1,
 376 #define JAVA_DUP2_X1          93
 377 #define ICMD_DUP2_X1          93
 378         1,
 379 #define JAVA_DUP2_X2          94
 380 #define ICMD_DUP2_X2          94
 381         1,
 382 #define JAVA_SWAP             95
 383 #define ICMD_SWAP             95
 384         1,
 385 #define JAVA_IADD             96
 386 #define ICMD_IADD             96
 387         1,
 388 #define JAVA_LADD             97
 389 #define ICMD_LADD             97
 390         1,
 391 #define JAVA_FADD             98
 392 #define ICMD_FADD             98
 393         1,
 394 #define JAVA_DADD             99
 395 #define ICMD_DADD             99
 396         1,
 397 #define JAVA_ISUB             100
 398 #define ICMD_ISUB             100
 399         1,
 400 #define JAVA_LSUB             101
 401 #define ICMD_LSUB             101
 402         1,
 403 #define JAVA_FSUB             102
 404 #define ICMD_FSUB             102
 405         1,
 406 #define JAVA_DSUB             103
 407 #define ICMD_DSUB             103
 408         1,
 409 #define JAVA_IMUL             104
 410 #define ICMD_IMUL             104
 411         1,
 412 #define JAVA_LMUL             105
 413 #define ICMD_LMUL             105
 414         1,
 415 #define JAVA_FMUL             106
 416 #define ICMD_FMUL             106
 417         1,
 418 #define JAVA_DMUL             107
 419 #define ICMD_DMUL             107
 420         1,
 421 #define JAVA_IDIV             108
 422 #define ICMD_IDIV             108
 423         1,
 424 #define JAVA_LDIV             109
 425 #define ICMD_LDIV             109
 426         1,
 427 #define JAVA_FDIV             110
 428 #define ICMD_FDIV             110
 429         1,
 430 #define JAVA_DDIV             111
 431 #define ICMD_DDIV             111
 432         1,
 433 #define JAVA_IREM             112
 434 #define ICMD_IREM             112
 435         1,
 436 #define JAVA_LREM             113
 437 #define ICMD_LREM             113
 438         1,
 439 #define JAVA_FREM             114
 440 #define ICMD_FREM             114
 441         1,
 442 #define JAVA_DREM             115
 443 #define ICMD_DREM             115
 444         1,
 445 #define JAVA_INEG             116
 446 #define ICMD_INEG             116
 447         1,
 448 #define JAVA_LNEG             117
 449 #define ICMD_LNEG             117
 450         1,
 451 #define JAVA_FNEG             118
 452 #define ICMD_FNEG             118
 453         1,
 454 #define JAVA_DNEG             119
 455 #define ICMD_DNEG             119
 456         1,
 457 #define JAVA_ISHL             120
 458 #define ICMD_ISHL             120
 459         1,
 460 #define JAVA_LSHL             121
 461 #define ICMD_LSHL             121
 462         1,
 463 #define JAVA_ISHR             122
 464 #define ICMD_ISHR             122
 465         1,
 466 #define JAVA_LSHR             123
 467 #define ICMD_LSHR             123
 468         1,
 469 #define JAVA_IUSHR            124
 470 #define ICMD_IUSHR            124
 471         1,
 472 #define JAVA_LUSHR            125
 473 #define ICMD_LUSHR            125
 474         1,
 475 #define JAVA_IAND             126
 476 #define ICMD_IAND             126
 477         1,
 478 #define JAVA_LAND             127
 479 #define ICMD_LAND             127
 480         1,
 481 #define JAVA_IOR              128
 482 #define ICMD_IOR              128
 483         1,
 484 #define JAVA_LOR              129
 485 #define ICMD_LOR              129
 486         1,
 487 #define JAVA_IXOR             130
 488 #define ICMD_IXOR             130
 489         1,
 490 #define JAVA_LXOR             131
 491 #define ICMD_LXOR             131
 492         1,
 493 #define JAVA_IINC             132
 494 #define ICMD_IINC             132   /* op1 = local variable, val.i = constant */
 495         3,
 496 #define JAVA_I2L              133
 497 #define ICMD_I2L              133
 498         1,
 499 #define JAVA_I2F              134
 500 #define ICMD_I2F              134
 501         1,
 502 #define JAVA_I2D              135
 503 #define ICMD_I2D              135
 504         1,
 505 #define JAVA_L2I              136
 506 #define ICMD_L2I              136
 507         1,
 508 #define JAVA_L2F              137
 509 #define ICMD_L2F              137
 510         1,
 511 #define JAVA_L2D              138
 512 #define ICMD_L2D              138
 513         1,
 514 #define JAVA_F2I              139
 515 #define ICMD_F2I              139
 516         1,
 517 #define JAVA_F2L              140
 518 #define ICMD_F2L              140
 519         1,
 520 #define JAVA_F2D              141
 521 #define ICMD_F2D              141
 522         1,
 523 #define JAVA_D2I              142
 524 #define ICMD_D2I              142
 525         1,
 526 #define JAVA_D2L              143
 527 #define ICMD_D2L              143
 528         1,
 529 #define JAVA_D2F              144
 530 #define ICMD_D2F              144
 531         1,
 532 #define JAVA_INT2BYTE         145
 533 #define ICMD_INT2BYTE         145
 534         1,
 535 #define JAVA_INT2CHAR         146
 536 #define ICMD_INT2CHAR         146
 537         1,
 538 #define JAVA_INT2SHORT        147
 539 #define ICMD_INT2SHORT        147
 540         1,
 541 #define JAVA_LCMP             148
 542 #define ICMD_LCMP             148
 543         1,
 544 #define JAVA_FCMPL            149
 545 #define ICMD_FCMPL            149
 546         1,
 547 #define JAVA_FCMPG            150
 548 #define ICMD_FCMPG            150
 549         1,
 550 #define JAVA_DCMPL            151
 551 #define ICMD_DCMPL            151
 552         1,
 553 #define JAVA_DCMPG            152
 554 #define ICMD_DCMPG            152
 555         1,
 556 #define JAVA_IFEQ             153
 557 #define ICMD_IFEQ             153       /* op1 = target JavaVM pc, val.i      */
 558         3,
 559 #define JAVA_IFNE             154
 560 #define ICMD_IFNE             154       /* op1 = target JavaVM pc, val.i      */
 561         3,
 562 #define JAVA_IFLT             155
 563 #define ICMD_IFLT             155       /* op1 = target JavaVM pc, val.i      */
 564         3,
 565 #define JAVA_IFGE             156
 566 #define ICMD_IFGE             156       /* op1 = target JavaVM pc, val.i      */
 567         3,
 568 #define JAVA_IFGT             157
 569 #define ICMD_IFGT             157       /* op1 = target JavaVM pc, val.i      */
 570         3,
 571 #define JAVA_IFLE             158
 572 #define ICMD_IFLE             158       /* op1 = target JavaVM pc, val.i      */
 573         3,
 574 #define JAVA_IF_ICMPEQ        159
 575 #define ICMD_IF_ICMPEQ        159       /* op1 = target JavaVM pc             */
 576         3,
 577 #define JAVA_IF_ICMPNE        160
 578 #define ICMD_IF_ICMPNE        160       /* op1 = target JavaVM pc             */
 579         3,
 580 #define JAVA_IF_ICMPLT        161
 581 #define ICMD_IF_ICMPLT        161       /* op1 = target JavaVM pc             */
 582         3,
 583 #define JAVA_IF_ICMPGE        162
 584 #define ICMD_IF_ICMPGE        162       /* op1 = target JavaVM pc             */
 585         3,
 586 #define JAVA_IF_ICMPGT        163
 587 #define ICMD_IF_ICMPGT        163       /* op1 = target JavaVM pc             */
 588         3,
 589 #define JAVA_IF_ICMPLE        164
 590 #define ICMD_IF_ICMPLE        164       /* op1 = target JavaVM pc             */
 591         3,
 592 #define JAVA_IF_ACMPEQ        165
 593 #define ICMD_IF_ACMPEQ        165       /* op1 = target JavaVM pc             */
 594         3,
 595 #define JAVA_IF_ACMPNE        166
 596 #define ICMD_IF_ACMPNE        166       /* op1 = target JavaVM pc             */
 597         3,
 598 #define JAVA_GOTO             167
 599 #define ICMD_GOTO             167       /* op1 = target JavaVM pc             */
 600         3,
 601 #define JAVA_JSR              168
 602 #define ICMD_JSR              168       /* op1 = target JavaVM pc             */
 603         3,
 604 #define JAVA_RET              169
 605 #define ICMD_RET              169       /* op1 = local variable               */
 606         2,
 607 #define JAVA_TABLESWITCH      170
 608 #define ICMD_TABLESWITCH      170       /* val.a = pointer to s4 table        */
 609         0,                                  /* length must be computed            */
 610 #define JAVA_LOOKUPSWITCH     171
 611 #define ICMD_LOOKUPSWITCH     171       /* val.a = pointer to s4 table        */
 612         0,                                  /* length must be computed            */
 613 #define JAVA_IRETURN          172
 614 #define ICMD_IRETURN          172
 615         1,
 616 #define JAVA_LRETURN          173
 617 #define ICMD_LRETURN          173
 618         1,
 619 #define JAVA_FRETURN          174
 620 #define ICMD_FRETURN          174
 621         1,
 622 #define JAVA_DRETURN          175
 623 #define ICMD_DRETURN          175
 624         1,
 625 #define JAVA_ARETURN          176
 626 #define ICMD_ARETURN          176
 627         1,
 628 #define JAVA_RETURN           177
 629 #define ICMD_RETURN           177
 630         1,
 631 #define JAVA_GETSTATIC        178
 632 #define ICMD_GETSTATIC        178       /* op1 = type, val.a = field address  */
 633         3,
 634 #define JAVA_PUTSTATIC        179
 635 #define ICMD_PUTSTATIC        179       /* op1 = type, val.a = field address  */
 636         3,
 637 #define JAVA_GETFIELD         180
 638 #define ICMD_GETFIELD         180       /* op1 = type, val.i = field offset   */
 639         3,
 640 #define JAVA_PUTFIELD         181
 641 #define ICMD_PUTFIELD         181       /* op1 = type, val.i = field offset   */
 642         3,
 643 #define JAVA_INVOKEVIRTUAL    182
 644 #define ICMD_INVOKEVIRTUAL    182       /* val.a = method info pointer        */
 645         3,
 646 #define JAVA_INVOKESPECIAL    183
 647 #define ICMD_INVOKESPECIAL    183       /* val.a = method info pointer        */
 648         3,
 649 #define JAVA_INVOKESTATIC     184
 650 #define ICMD_INVOKESTATIC     184       /* val.a = method info pointer        */
 651         3,
 652 #define JAVA_INVOKEINTERFACE  185
 653 #define ICMD_INVOKEINTERFACE  185       /* val.a = method info pointer        */
 654         5,
 655 /* UNDEF186 */
 656         1,
 657 #define JAVA_NEW              187
 658 #define ICMD_NEW              187       /* op1 = 1, val.a = class pointer     */
 659         3,
 660 #define JAVA_NEWARRAY         188
 661 #define ICMD_NEWARRAY         188       /* op1 = basic type                   */
 662         2,
 663 #define JAVA_ANEWARRAY        189
 664 #define ICMD_ANEWARRAY        189       /* op1 = 0, val.a = array pointer     */
 665         3,                                  /* op1 = 1, val.a = class pointer     */
 666 #define JAVA_ARRAYLENGTH      190
 667 #define ICMD_ARRAYLENGTH      190
 668         1,
 669 #define JAVA_ATHROW           191
 670 #define ICMD_ATHROW           191
 671         1,
 672 #define JAVA_CHECKCAST        192
 673 #define ICMD_CHECKCAST        192       /* op1 = 0, val.a = array pointer     */
 674         3,                                  /* op1 = 1, val.a = class pointer     */
 675 #define JAVA_INSTANCEOF       193
 676 #define ICMD_INSTANCEOF       193       /* op1 = 0, val.a = array pointer     */
 677         3,                                  /* op1 = 1, val.a = class pointer     */
 678 #define JAVA_MONITORENTER     194
 679 #define ICMD_MONITORENTER     194
 680         1,
 681 #define JAVA_MONITOREXIT      195
 682 #define ICMD_MONITOREXIT      195
 683         1,
 684 #define JAVA_WIDE             196
 685         0, /* length must be computed */
 686 #define JAVA_MULTIANEWARRAY   197
 687 #define ICMD_MULTIANEWARRAY   197       /* op1 = dimension, val.a = array     */
 688         4,                                  /* pointer                            */
 689 #define JAVA_IFNULL           198
 690 #define ICMD_IFNULL           198       /* op1 = target JavaVM pc             */
 691         3,
 692 #define JAVA_IFNONNULL        199
 693 #define ICMD_IFNONNULL        199       /* op1 = target JavaVM pc             */
 694         3,
 695 #define JAVA_GOTO_W           200
 696         5,
 697 #define JAVA_JSR_W            201
 698         5,
 699 #define JAVA_BREAKPOINT       202
 700         1,
 701 /* UNDEF 203 */
 702         1,
 703 #define ICMD_IASTORECONST     204
 704         1,
 705 #define ICMD_LASTORECONST     205
 706         1,
 707 #define ICMD_FASTORECONST     206
 708         1,
 709 #define ICMD_DASTORECONST     207
 710         1,
 711 #define ICMD_AASTORECONST     208
 712         1,
 713 #define ICMD_BASTORECONST     209
 714         1,
 715 #define ICMD_CASTORECONST     210
 716         1,
 717 #define ICMD_SASTORECONST     211
 718         1,
 719 #define ICMD_PUTSTATICCONST   212
 720         1,
 721 #define ICMD_PUTFIELDCONST    213
 722         1,
 723 #define ICMD_IMULPOW2         214
 724         1,
 725 #define ICMD_LMULPOW2         215
 726         1,
 727
 728         /* unused */
 729                     1,1,1,1,
 730         1,1,1,1,1,1,1,1,1,1,
 731         1,1,1,1,1,1,1,1,1,1,
 732         1,1,1,1,1,1,1,1,1,1,
 733         1,1,1,1,1
 734 };
 735
 736
 737 char *icmd_names[256] = {
 738         "NOP            ", /*               0 */
 739         "ACONST         ", /*               1 */
 740         "CHECKNULL      ", /* ICONST_M1     2 */
 741         "ICONST         ", /*               3 */
 742         "UNDEF4         ", /* ICONST_1      4 */
 743         "IDIVPOW2       ", /* ICONST_2      5 */
 744         "LDIVPOW2       ", /* ICONST_3      6 */
 745         "UNDEF7         ", /* ICONST_4      7 */
 746         "UNDEF8         ", /* ICONST_5      8 */
 747         "LCONST         ", /*               9 */
 748         "LCMPCONST      ", /* LCONST_1     10 */
 749         "FCONST         ", /*              11 */
 750         "UNDEF12        ", /* FCONST_1     12 */
 751         "ELSE_ICONST    ", /* FCONST_2     13 */
 752         "DCONST         ", /*              14 */
 753         "IFEQ_ICONST    ", /* DCONST_1     15 */
 754         "IFNE_ICONST    ", /* BIPUSH       16 */
 755         "IFLT_ICONST    ", /* SIPUSH       17 */
 756         "IFGE_ICONST    ", /* LDC1         18 */
 757         "IFGT_ICONST    ", /* LDC2         19 */
 758         "IFLE_ICONST    ", /* LDC2W        20 */
 759         "ILOAD          ", /*              21 */
 760         "LLOAD          ", /*              22 */
 761         "FLOAD          ", /*              23 */
 762         "DLOAD          ", /*              24 */
 763         "ALOAD          ", /*              25 */
 764         "IADDCONST      ", /* ILOAD_0      26 */
 765         "ISUBCONST      ", /* ILOAD_1      27 */
 766         "IMULCONST      ", /* ILOAD_2      28 */
 767         "IANDCONST      ", /* ILOAD_3      29 */
 768         "IORCONST       ", /* LLOAD_0      30 */
 769         "IXORCONST      ", /* LLOAD_1      31 */
 770         "ISHLCONST      ", /* LLOAD_2      32 */
 771         "ISHRCONST      ", /* LLOAD_3      33 */
 772         "IUSHRCONST     ", /* FLOAD_0      34 */
 773         "IREMPOW2       ", /* FLOAD_1      35 */
 774         "LADDCONST      ", /* FLOAD_2      36 */
 775         "LSUBCONST      ", /* FLOAD_3      37 */
 776         "LMULCONST      ", /* DLOAD_0      38 */
 777         "LANDCONST      ", /* DLOAD_1      39 */
 778         "LORCONST       ", /* DLOAD_2      40 */
 779         "LXORCONST      ", /* DLOAD_3      41 */
 780         "LSHLCONST      ", /* ALOAD_0      42 */
 781         "LSHRCONST      ", /* ALOAD_1      43 */
 782         "LUSHRCONST     ", /* ALOAD_2      44 */
 783         "LREMPOW2       ", /* ALOAD_3      45 */
 784         "IALOAD         ", /*              46 */
 785         "LALOAD         ", /*              47 */
 786         "FALOAD         ", /*              48 */
 787         "DALOAD         ", /*              49 */
 788         "AALOAD         ", /*              50 */
 789         "BALOAD         ", /*              51 */
 790         "CALOAD         ", /*              52 */
 791         "SALOAD         ", /*              53 */
 792         "ISTORE         ", /*              54 */
 793         "LSTORE         ", /*              55 */
 794         "FSTORE         ", /*              56 */
 795         "DSTORE         ", /*              57 */
 796         "ASTORE         ", /*              58 */
 797         "IF_LEQ         ", /* ISTORE_0     59 */
 798         "IF_LNE         ", /* ISTORE_1     60 */
 799         "IF_LLT         ", /* ISTORE_2     61 */
 800         "IF_LGE         ", /* ISTORE_3     62 */
 801         "IF_LGT         ", /* LSTORE_0     63 */
 802         "IF_LLE         ", /* LSTORE_1     64 */
 803         "IF_LCMPEQ      ", /* LSTORE_2     65 */
 804         "IF_LCMPNE      ", /* LSTORE_3     66 */
 805         "IF_LCMPLT      ", /* FSTORE_0     67 */
 806         "IF_LCMPGE      ", /* FSTORE_1     68 */
 807         "IF_LCMPGT      ", /* FSTORE_2     69 */
 808         "IF_LCMPLE      ", /* FSTORE_3     70 */
 809         "UNDEF71        ", /* DSTORE_0     71 */
 810         "UNDEF72        ", /* DSTORE_1     72 */
 811         "UNDEF73        ", /* DSTORE_2     73 */
 812         "UNDEF74        ", /* DSTORE_3     74 */
 813         "UNDEF75        ", /* ASTORE_0     75 */
 814         "UNDEF76        ", /* ASTORE_1     76 */
 815         "UNDEF77        ", /* ASTORE_2     77 */
 816         "UNDEF78        ", /* ASTORE_3     78 */
 817         "IASTORE        ", /*              79 */
 818         "LASTORE        ", /*              80 */
 819         "FASTORE        ", /*              81 */
 820         "DASTORE        ", /*              82 */
 821         "AASTORE        ", /*              83 */
 822         "BASTORE        ", /*              84 */
 823         "CASTORE        ", /*              85 */
 824         "SASTORE        ", /*              86 */
 825         "POP            ", /*              87 */
 826         "POP2           ", /*              88 */
 827         "DUP            ", /*              89 */
 828         "DUP_X1         ", /*              90 */
 829         "DUP_X2         ", /*              91 */
 830         "DUP2           ", /*              92 */
 831         "DUP2_X1        ", /*              93 */
 832         "DUP2_X2        ", /*              94 */
 833         "SWAP           ", /*              95 */
 834         "IADD           ", /*              96 */
 835         "LADD           ", /*              97 */
 836         "FADD           ", /*              98 */
 837         "DADD           ", /*              99 */
 838         "ISUB           ", /*             100 */
 839         "LSUB           ", /*             101 */
 840         "FSUB           ", /*             102 */
 841         "DSUB           ", /*             103 */
 842         "IMUL           ", /*             104 */
 843         "LMUL           ", /*             105 */
 844         "FMUL           ", /*             106 */
 845         "DMUL           ", /*             107 */
 846         "IDIV           ", /*             108 */
 847         "LDIV           ", /*             109 */
 848         "FDIV           ", /*             110 */
 849         "DDIV           ", /*             111 */
 850         "IREM           ", /*             112 */
 851         "LREM           ", /*             113 */
 852         "FREM           ", /*             114 */
 853         "DREM           ", /*             115 */
 854         "INEG           ", /*             116 */
 855         "LNEG           ", /*             117 */
 856         "FNEG           ", /*             118 */
 857         "DNEG           ", /*             119 */
 858         "ISHL           ", /*             120 */
 859         "LSHL           ", /*             121 */
 860         "ISHR           ", /*             122 */
 861         "LSHR           ", /*             123 */
 862         "IUSHR          ", /*             124 */
 863         "LUSHR          ", /*             125 */
 864         "IAND           ", /*             126 */
 865         "LAND           ", /*             127 */
 866         "IOR            ", /*             128 */
 867         "LOR            ", /*             129 */
 868         "IXOR           ", /*             130 */
 869         "LXOR           ", /*             131 */
 870         "IINC           ", /*             132 */
 871         "I2L            ", /*             133 */
 872         "I2F            ", /*             134 */
 873         "I2D            ", /*             135 */
 874         "L2I            ", /*             136 */
 875         "L2F            ", /*             137 */
 876         "L2D            ", /*             138 */
 877         "F2I            ", /*             139 */
 878         "F2L            ", /*             140 */
 879         "F2D            ", /*             141 */
 880         "D2I            ", /*             142 */
 881         "D2L            ", /*             143 */
 882         "D2F            ", /*             144 */
 883         "INT2BYTE       ", /*             145 */
 884         "INT2CHAR       ", /*             146 */
 885         "INT2SHORT      ", /*             147 */
 886         "LCMP           ", /*             148 */
 887         "FCMPL          ", /*             149 */
 888         "FCMPG          ", /*             150 */
 889         "DCMPL          ", /*             151 */
 890         "DCMPG          ", /*             152 */
 891         "IFEQ           ", /*             153 */
 892         "IFNE           ", /*             154 */
 893         "IFLT           ", /*             155 */
 894         "IFGE           ", /*             156 */
 895         "IFGT           ", /*             157 */
 896         "IFLE           ", /*             158 */
 897         "IF_ICMPEQ      ", /*             159 */
 898         "IF_ICMPNE      ", /*             160 */
 899         "IF_ICMPLT      ", /*             161 */
 900         "IF_ICMPGE      ", /*             162 */
 901         "IF_ICMPGT      ", /*             163 */
 902         "IF_ICMPLE      ", /*             164 */
 903         "IF_ACMPEQ      ", /*             165 */
 904         "IF_ACMPNE      ", /*             166 */
 905         "GOTO           ", /*             167 */
 906         "JSR            ", /*             168 */
 907         "RET            ", /*             169 */
 908         "TABLESWITCH    ", /*             170 */
 909         "LOOKUPSWITCH   ", /*             171 */
 910         "IRETURN        ", /*             172 */
 911         "LRETURN        ", /*             173 */
 912         "FRETURN        ", /*             174 */
 913         "DRETURN        ", /*             175 */
 914         "ARETURN        ", /*             176 */
 915         "RETURN         ", /*             177 */
 916         "GETSTATIC      ", /*             178 */
 917         "PUTSTATIC      ", /*             179 */
 918         "GETFIELD       ", /*             180 */
 919         "PUTFIELD       ", /*             181 */
 920         "INVOKEVIRTUAL  ", /*             182 */
 921         "INVOKESPECIAL  ", /*             183 */
 922         "INVOKESTATIC   ", /*             184 */
 923         "INVOKEINTERFACE", /*             185 */
 924         "UNDEF186       ", /* UNDEF186    186 */
 925         "NEW            ", /*             187 */
 926         "NEWARRAY       ", /*             188 */
 927         "ANEWARRAY      ", /*             189 */
 928         "ARRAYLENGTH    ", /*             190 */
 929         "ATHROW         ", /*             191 */
 930         "CHECKCAST      ", /*             192 */
 931         "INSTANCEOF     ", /*             193 */
 932         "MONITORENTER   ", /*             194 */
 933         "MONITOREXIT    ", /*             195 */
 934         "UNDEF196       ", /* WIDE        196 */
 935         "MULTIANEWARRAY ", /*             197 */
 936         "IFNULL         ", /*             198 */
 937         "IFNONNULL      ", /*             199 */
 938         "UNDEF200       ", /* GOTO_W      200 */
 939         "UNDEF201       ", /* JSR_W       201 */
 940         "UNDEF202       ", /* BREAKPOINT  202 */
 941         "UNDEF203       ", /* UNDEF203    203 */
 942         "IASTORECONST   ", /*             204 */
 943         "LASTORECONST   ", /*             205 */
 944         "FASTORECONST   ", /*             206 */
 945         "DASTORECONST   ", /*             207 */
 946         "AASTORECONST   ", /*             208 */
 947         "BASTORECONST   ", /*             209 */
 948         "CASTORECONST   ", /*             210 */
 949         "SASTORECONST   ", /*             211 */
 950         "PUTSTATICCONST ", /*             212 */
 951         "PUTFIELDCONST  ", /*             213 */
 952         "IMULPOW2       ", /*             214 */
 953         "LMULPOW2       ", /*             215 */
 954
 955         "UNDEF216", "UNDEF217", "UNDEF218", "UNDEF219", "UNDEF220",
 956         "UNDEF221", "UNDEF222", "UNDEF223", "UNDEF224", "UNDEF225",
 957         "UNDEF226", "UNDEF227", "UNDEF228", "UNDEF229", "UNDEF230",
 958         "UNDEF231", "UNDEF232", "UNDEF233", "UNDEF234", "UNDEF235",
 959         "UNDEF236", "UNDEF237", "UNDEF238", "UNDEF239", "UNDEF240",
 960         "UNDEF241", "UNDEF242", "UNDEF243", "UNDEF244", "UNDEF245",
 961         "UNDEF246", "UNDEF247", "UNDEF248", "UNDEF249", "UNDEF250",
 962
 963         "INLINE_START   ", /*             251 */
 964         "INLINE_END     ", /*             252 */
 965         "INLINE_GOTO    ", /*             253 */
 966
 967         "UNDEF254",
 968
 969         "BUILTIN        "  /*             255 */
 970 };
 971
 972
 973 char *opcode_names[256] = {
 974         "NOP            ", /*               0 */
 975         "ACONST         ", /*               1 */
 976         "ICONST_M1      ", /* ICONST_M1     2 */
 977         "ICONST_0       ", /* ICONST_0      3 */
 978         "ICONST_1       ", /* ICONST_1      4 */
 979         "ICONST_2       ", /* ICONST_2      5 */
 980         "ICONST_3       ", /* ICONST_3      6 */
 981         "ICONST_4       ", /* ICONST_4      7 */
 982         "ICONST_5       ", /* ICONST_5      8 */
 983         "LCONST_0       ", /* LCONST_0      9 */
 984         "LCONST_1       ", /* LCONST_1     10 */
 985         "FCONST_0       ", /* FCONST_0     11 */
 986         "FCONST_1       ", /* FCONST_1     12 */
 987         "FCONST_2       ", /* FCONST_2     13 */
 988         "DCONST_0       ", /* DCONST_0     14 */
 989         "DCONST_1       ", /* DCONST_1     15 */
 990         "BIPUSH         ", /* BIPUSH       16 */
 991         "SIPUSH         ", /* SIPUSH       17 */
 992         "LDC            ", /* LDC          18 */
 993         "LDC_W          ", /* LDC_W        19 */
 994         "LDC2_W         ", /* LDC2_W       20 */
 995         "ILOAD          ", /*              21 */
 996         "LLOAD          ", /*              22 */
 997         "FLOAD          ", /*              23 */
 998         "DLOAD          ", /*              24 */
 999         "ALOAD          ", /*              25 */
1000         "ILOAD_0        ", /* ILOAD_0      26 */
1001         "ILOAD_1        ", /* ILOAD_1      27 */
1002         "ILOAD_2        ", /* ILOAD_2      28 */
1003         "ILOAD_3        ", /* ILOAD_3      29 */
1004         "LLOAD_0        ", /* LLOAD_0      30 */
1005         "LLOAD_1        ", /* LLOAD_1      31 */
1006         "LLOAD_2        ", /* LLOAD_2      32 */
1007         "LLOAD_3        ", /* LLOAD_3      33 */
1008         "FLOAD_0        ", /* FLOAD_0      34 */
1009         "FLOAD_1        ", /* FLOAD_1      35 */
1010         "FLOAD_2        ", /* FLOAD_2      36 */
1011         "FLOAD_3        ", /* FLOAD_3      37 */
1012         "DLOAD_0        ", /* DLOAD_0      38 */
1013         "DLOAD_1        ", /* DLOAD_1      39 */
1014         "DLOAD_2        ", /* DLOAD_2      40 */
1015         "DLOAD_3        ", /* DLOAD_3      41 */
1016         "ALOAD_0        ", /* ALOAD_0      42 */
1017         "ALOAD_1        ", /* ALOAD_1      43 */
1018         "ALOAD_2        ", /* ALOAD_2      44 */
1019         "ALOAD_3        ", /* ALOAD_3      45 */
1020         "IALOAD         ", /*              46 */
1021         "LALOAD         ", /*              47 */
1022         "FALOAD         ", /*              48 */
1023         "DALOAD         ", /*              49 */
1024         "AALOAD         ", /*              50 */
1025         "BALOAD         ", /*              51 */
1026         "CALOAD         ", /*              52 */
1027         "SALOAD         ", /*              53 */
1028         "ISTORE         ", /*              54 */
1029         "LSTORE         ", /*              55 */
1030         "FSTORE         ", /*              56 */
1031         "DSTORE         ", /*              57 */
1032         "ASTORE         ", /*              58 */
1033         "ISTORE_0       ", /* ISTORE_0     59 */
1034         "ISTORE_1       ", /* ISTORE_1     60 */
1035         "ISTORE_2       ", /* ISTORE_2     61 */
1036         "ISTORE_3       ", /* ISTORE_3     62 */
1037         "LSTORE_0       ", /* LSTORE_0     63 */
1038         "LSTORE_1       ", /* LSTORE_1     64 */
1039         "LSTORE_2       ", /* LSTORE_2     65 */
1040         "LSTORE_3       ", /* LSTORE_3     66 */
1041         "FSTORE_0       ", /* FSTORE_0     67 */
1042         "FSTORE_1       ", /* FSTORE_1     68 */
1043         "FSTORE_2       ", /* FSTORE_2     69 */
1044         "FSTORE_3       ", /* FSTORE_3     70 */
1045         "DSTORE_0       ", /* DSTORE_0     71 */
1046         "DSTORE_1       ", /* DSTORE_1     72 */
1047         "DSTORE_2       ", /* DSTORE_2     73 */
1048         "DSTORE_3       ", /* DSTORE_3     74 */
1049         "ASTORE_0       ", /* ASTORE_0     75 */
1050         "ASTORE_1       ", /* ASTORE_1     76 */
1051         "ASTORE_2       ", /* ASTORE_2     77 */
1052         "ASTORE_3       ", /* ASTORE_3     78 */
1053         "IASTORE        ", /*              79 */
1054         "LASTORE        ", /*              80 */
1055         "FASTORE        ", /*              81 */
1056         "DASTORE        ", /*              82 */
1057         "AASTORE        ", /*              83 */
1058         "BASTORE        ", /*              84 */
1059         "CASTORE        ", /*              85 */
1060         "SASTORE        ", /*              86 */
1061         "POP            ", /*              87 */
1062         "POP2           ", /*              88 */
1063         "DUP            ", /*              89 */
1064         "DUP_X1         ", /*              90 */
1065         "DUP_X2         ", /*              91 */
1066         "DUP2           ", /*              92 */
1067         "DUP2_X1        ", /*              93 */
1068         "DUP2_X2        ", /*              94 */
1069         "SWAP           ", /*              95 */
1070         "IADD           ", /*              96 */
1071         "LADD           ", /*              97 */
1072         "FADD           ", /*              98 */
1073         "DADD           ", /*              99 */
1074         "ISUB           ", /*             100 */
1075         "LSUB           ", /*             101 */
1076         "FSUB           ", /*             102 */
1077         "DSUB           ", /*             103 */
1078         "IMUL           ", /*             104 */
1079         "LMUL           ", /*             105 */
1080         "FMUL           ", /*             106 */
1081         "DMUL           ", /*             107 */
1082         "IDIV           ", /*             108 */
1083         "LDIV           ", /*             109 */
1084         "FDIV           ", /*             110 */
1085         "DDIV           ", /*             111 */
1086         "IREM           ", /*             112 */
1087         "LREM           ", /*             113 */
1088         "FREM           ", /*             114 */
1089         "DREM           ", /*             115 */
1090         "INEG           ", /*             116 */
1091         "LNEG           ", /*             117 */
1092         "FNEG           ", /*             118 */
1093         "DNEG           ", /*             119 */
1094         "ISHL           ", /*             120 */
1095         "LSHL           ", /*             121 */
1096         "ISHR           ", /*             122 */
1097         "LSHR           ", /*             123 */
1098         "IUSHR          ", /*             124 */
1099         "LUSHR          ", /*             125 */
1100         "IAND           ", /*             126 */
1101         "LAND           ", /*             127 */
1102         "IOR            ", /*             128 */
1103         "LOR            ", /*             129 */
1104         "IXOR           ", /*             130 */
1105         "LXOR           ", /*             131 */
1106         "IINC           ", /*             132 */
1107         "I2L            ", /*             133 */
1108         "I2F            ", /*             134 */
1109         "I2D            ", /*             135 */
1110         "L2I            ", /*             136 */
1111         "L2F            ", /*             137 */
1112         "L2D            ", /*             138 */
1113         "F2I            ", /*             139 */
1114         "F2L            ", /*             140 */
1115         "F2D            ", /*             141 */
1116         "D2I            ", /*             142 */
1117         "D2L            ", /*             143 */
1118         "D2F            ", /*             144 */
1119         "INT2BYTE       ", /*             145 */
1120         "INT2CHAR       ", /*             146 */
1121         "INT2SHORT      ", /*             147 */
1122         "LCMP           ", /*             148 */
1123         "FCMPL          ", /*             149 */
1124         "FCMPG          ", /*             150 */
1125         "DCMPL          ", /*             151 */
1126         "DCMPG          ", /*             152 */
1127         "IFEQ           ", /*             153 */
1128         "IFNE           ", /*             154 */
1129         "IFLT           ", /*             155 */
1130         "IFGE           ", /*             156 */
1131         "IFGT           ", /*             157 */
1132         "IFLE           ", /*             158 */
1133         "IF_ICMPEQ      ", /*             159 */
1134         "IF_ICMPNE      ", /*             160 */
1135         "IF_ICMPLT      ", /*             161 */
1136         "IF_ICMPGE      ", /*             162 */
1137         "IF_ICMPGT      ", /*             163 */
1138         "IF_ICMPLE      ", /*             164 */
1139         "IF_ACMPEQ      ", /*             165 */
1140         "IF_ACMPNE      ", /*             166 */
1141         "GOTO           ", /*             167 */
1142         "JSR            ", /*             168 */
1143         "RET            ", /*             169 */
1144         "TABLESWITCH    ", /*             170 */
1145         "LOOKUPSWITCH   ", /*             171 */
1146         "IRETURN        ", /*             172 */
1147         "LRETURN        ", /*             173 */
1148         "FRETURN        ", /*             174 */
1149         "DRETURN        ", /*             175 */
1150         "ARETURN        ", /*             176 */
1151         "RETURN         ", /*             177 */
1152         "GETSTATIC      ", /*             178 */
1153         "PUTSTATIC      ", /*             179 */
1154         "GETFIELD       ", /*             180 */
1155         "PUTFIELD       ", /*             181 */
1156         "INVOKEVIRTUAL  ", /*             182 */
1157         "INVOKESPECIAL  ", /*             183 */
1158         "INVOKESTATIC   ", /*             184 */
1159         "INVOKEINTERFACE", /*             185 */
1160         "UNDEF186       ", /*             186 */
1161         "NEW            ", /*             187 */
1162         "NEWARRAY       ", /*             188 */
1163         "ANEWARRAY      ", /*             189 */
1164         "ARRAYLENGTH    ", /*             190 */
1165         "ATHROW         ", /*             191 */
1166         "CHECKCAST      ", /*             192 */
1167         "INSTANCEOF     ", /*             193 */
1168         "MONITORENTER   ", /*             194 */
1169         "MONITOREXIT    ", /*             195 */
1170         "WIDE           ", /* WIDE        196 */
1171         "MULTIANEWARRAY ", /*             197 */
1172         "IFNULL         ", /*             198 */
1173         "IFNONNULL      ", /*             199 */
1174         "GOTO_W         ", /* GOTO_W      200 */
1175         "JSR_W          ", /* JSR_W       201 */
1176         "BREAKPOINT     ", /* BREAKPOINT  202 */
1177
1178                                 "UNDEF203", "UNDEF204", "UNDEF205",
1179         "UNDEF206", "UNDEF207", "UNDEF208", "UNDEF209", "UNDEF210",
1180         "UNDEF211", "UNDEF212", "UNDEF213", "UNDEF214", "UNDEF215",
1181         "UNDEF216", "UNDEF217", "UNDEF218", "UNDEF219", "UNDEF220",
1182         "UNDEF221", "UNDEF222", "UNDEF223", "UNDEF224", "UNDEF225",
1183         "UNDEF226", "UNDEF227", "UNDEF228", "UNDEF229", "UNDEF230",
1184         "UNDEF231", "UNDEF232", "UNDEF233", "UNDEF234", "UNDEF235",
1185         "UNDEF236", "UNDEF237", "UNDEF238", "UNDEF239", "UNDEF240",
1186         "UNDEF241", "UNDEF242", "UNDEF243", "UNDEF244", "UNDEF245",
1187         "UNDEF246", "UNDEF247", "UNDEF248", "UNDEF249", "UNDEF250",
1188         "UNDEF251", "UNDEF252", "UNDEF253", "UNDEF254", "UNDEF255"
1189 };
1190
1191
1192 /* jit_init ********************************************************************
1193
1194    Initializes the JIT subsystem.
1195
1196 *******************************************************************************/
1197
1198 void jit_init(void)
1199 {
1200         s4 i;
1201
1202         for (i = 0; i < 256; i++)
1203                 stackreq[i] = 1;
1204
1205         stackreq[JAVA_NOP]          = 0;
1206         stackreq[JAVA_ISTORE]       = 0;
1207         stackreq[JAVA_LSTORE]       = 0;
1208         stackreq[JAVA_FSTORE]       = 0;
1209         stackreq[JAVA_DSTORE]       = 0;
1210         stackreq[JAVA_ASTORE]       = 0;
1211         stackreq[JAVA_ISTORE_0]     = 0;
1212         stackreq[JAVA_ISTORE_1]     = 0;
1213         stackreq[JAVA_ISTORE_2]     = 0;
1214         stackreq[JAVA_ISTORE_3]     = 0;
1215         stackreq[JAVA_LSTORE_0]     = 0;
1216         stackreq[JAVA_LSTORE_1]     = 0;
1217         stackreq[JAVA_LSTORE_2]     = 0;
1218         stackreq[JAVA_LSTORE_3]     = 0;
1219         stackreq[JAVA_FSTORE_0]     = 0;
1220         stackreq[JAVA_FSTORE_1]     = 0;
1221         stackreq[JAVA_FSTORE_2]     = 0;
1222         stackreq[JAVA_FSTORE_3]     = 0;
1223         stackreq[JAVA_DSTORE_0]     = 0;
1224         stackreq[JAVA_DSTORE_1]     = 0;
1225         stackreq[JAVA_DSTORE_2]     = 0;
1226         stackreq[JAVA_DSTORE_3]     = 0;
1227         stackreq[JAVA_ASTORE_0]     = 0;
1228         stackreq[JAVA_ASTORE_1]     = 0;
1229         stackreq[JAVA_ASTORE_2]     = 0;
1230         stackreq[JAVA_ASTORE_3]     = 0;
1231         stackreq[JAVA_IASTORE]      = 0;
1232         stackreq[JAVA_LASTORE]      = 0;
1233         stackreq[JAVA_FASTORE]      = 0;
1234         stackreq[JAVA_DASTORE]      = 0;
1235         stackreq[JAVA_AASTORE]      = 0;
1236         stackreq[JAVA_BASTORE]      = 0;
1237         stackreq[JAVA_CASTORE]      = 0;
1238         stackreq[JAVA_SASTORE]      = 0;
1239         stackreq[JAVA_POP]          = 0;
1240         stackreq[JAVA_POP2]         = 0;
1241         stackreq[JAVA_IFEQ]         = 0;
1242         stackreq[JAVA_IFNE]         = 0;
1243         stackreq[JAVA_IFLT]         = 0;
1244         stackreq[JAVA_IFGE]         = 0;
1245         stackreq[JAVA_IFGT]         = 0;
1246         stackreq[JAVA_IFLE]         = 0;
1247         stackreq[JAVA_IF_ICMPEQ]    = 0;
1248         stackreq[JAVA_IF_ICMPNE]    = 0;
1249         stackreq[JAVA_IF_ICMPLT]    = 0;
1250         stackreq[JAVA_IF_ICMPGE]    = 0;
1251         stackreq[JAVA_IF_ICMPGT]    = 0;
1252         stackreq[JAVA_IF_ICMPLE]    = 0;
1253         stackreq[JAVA_IF_ACMPEQ]    = 0;
1254         stackreq[JAVA_IF_ACMPNE]    = 0;
1255         stackreq[JAVA_GOTO]         = 0;
1256         stackreq[JAVA_RET]          = 0;
1257         stackreq[JAVA_TABLESWITCH]  = 0;
1258         stackreq[JAVA_LOOKUPSWITCH] = 0;
1259         stackreq[JAVA_IRETURN]      = 0;
1260         stackreq[JAVA_LRETURN]      = 0;
1261         stackreq[JAVA_FRETURN]      = 0;
1262         stackreq[JAVA_DRETURN]      = 0;
1263         stackreq[JAVA_ARETURN]      = 0;
1264         stackreq[JAVA_RETURN]       = 0;
1265         stackreq[JAVA_PUTSTATIC]    = 0;
1266         stackreq[JAVA_PUTFIELD]     = 0;
1267         stackreq[JAVA_MONITORENTER] = 0;
1268         stackreq[JAVA_MONITOREXIT]  = 0;
1269         stackreq[JAVA_WIDE]         = 0;
1270         stackreq[JAVA_IFNULL]       = 0;
1271         stackreq[JAVA_IFNONNULL]    = 0;
1272         stackreq[JAVA_GOTO_W]       = 0;
1273         stackreq[JAVA_BREAKPOINT]   = 0;
1274         stackreq[JAVA_IINC]         = 0;
1275
1276         stackreq[JAVA_SWAP] = 2;
1277         stackreq[JAVA_DUP2] = 2;
1278         stackreq[JAVA_DUP_X1] = 3;
1279         stackreq[JAVA_DUP_X2] = 4;
1280         stackreq[JAVA_DUP2_X1] = 3;
1281         stackreq[JAVA_DUP2_X2] = 4;
1282
1283         /* initialize stack analysis subsystem */
1284
1285         (void) stack_init();
1286
1287         /* initialize codegen subsystem */
1288
1289         codegen_init();
1290 }
1291
1292
1293 /* jit_close *******************************************************************
1294
1295    Close the JIT subsystem.
1296
1297 *******************************************************************************/
1298
1299 void jit_close(void)
1300 {
1301         /* do nothing */
1302 }
1303
1304
1305 /* dummy function, used when there is no JavaVM code available                */
1306
1307 static u1 *do_nothing_function(void)
1308 {
1309         return NULL;
1310 }
1311
1312
1313 /* jit_compile *****************************************************************
1314
1315    jit_compile, new version of compiler, translates one method to machine code
1316
1317 *******************************************************************************/
1318
1319 static u1 *jit_compile_intern(methodinfo *m, codegendata *cd, registerdata *rd,
1320                                                           loopdata *ld);
1321
1322 u1 *jit_compile(methodinfo *m)
1323 {
1324         u1                 *r;
1325         codegendata        *cd;
1326         registerdata       *rd;
1327         loopdata           *ld;
1328         s4                  dumpsize;
1329
1330         STATISTICS(count_jit_calls++);
1331
1332 #if defined(USE_THREADS)
1333         /* enter a monitor on the method */
1334
1335         builtin_monitorenter((java_objectheader *) m);
1336 #endif
1337
1338         /* if method has been already compiled return immediately */
1339
1340         if (m->code) {
1341 #if defined(USE_THREADS)
1342                 builtin_monitorexit((java_objectheader *) m);
1343 #endif
1344
1345                 assert(m->code->entrypoint);
1346                 return m->code->entrypoint;
1347         }
1348
1349         STATISTICS(count_methods++);
1350
1351 #if defined(ENABLE_STATISTICS)
1352         /* measure time */
1353
1354         if (getcompilingtime)
1355                 compilingtime_start();
1356 #endif
1357
1358         /* mark start of dump memory area */
1359
1360         dumpsize = dump_size();
1361
1362         /* allocate memory */
1363
1364         cd = DNEW(codegendata);
1365         rd = DNEW(registerdata);
1366         ld = DNEW(loopdata);
1367
1368 #if defined(ENABLE_JIT)
1369 # if defined(ENABLE_INTRP)
1370         if (!opt_intrp)
1371 # endif
1372                 /* initialize the register allocator */
1373
1374                 reg_setup(m, rd);
1375 #endif
1376
1377         /* setup the codegendata memory */
1378
1379         codegen_setup(m, cd);
1380
1381         /* now call internal compile function */
1382
1383         r = jit_compile_intern(m, cd, rd, ld);
1384
1385         /* free some memory */
1386
1387 #if defined(ENABLE_JIT)
1388 # if defined(ENABLE_INTRP)
1389         if (!opt_intrp)
1390 # endif
1391                 codegen_free(m, cd);
1392 #endif
1393
1394         /* clear pointers to dump memory area */
1395
1396         m->basicblocks = NULL;
1397         m->basicblockindex = NULL;
1398         m->instructions = NULL;
1399         m->stack = NULL;
1400         /* NO !!! m->exceptiontable = NULL; */
1401
1402         /* release dump area */
1403
1404         dump_release(dumpsize);
1405
1406 #if defined(ENABLE_STATISTICS)
1407         /* measure time */
1408
1409         if (getcompilingtime)
1410                 compilingtime_stop();
1411 #endif
1412
1413
1414 #if defined(USE_THREADS)
1415         /* leave the monitor */
1416
1417         builtin_monitorexit((java_objectheader *) m);
1418 #endif
1419
1420         if (r) {
1421                 if (compileverbose)
1422                         log_message_method("Running: ", m);
1423
1424         } else {
1425                 /* We had an exception! Finish stuff here if necessary. */
1426
1427                 /* Release memory for basic block profiling information. */
1428
1429                 if (opt_prof)
1430                         if (m->bbfrequency)
1431                                 MFREE(m->bbfrequency, u4, m->basicblockcount);
1432         }
1433
1434         /* return pointer to the methods entry point */
1435
1436         return r;
1437 }
1438
1439
1440 /* jit_compile_intern **********************************************************
1441
1442    Static internal function which does the actual compilation.
1443
1444 *******************************************************************************/
1445
1446 static u1 *jit_compile_intern(methodinfo *m, codegendata *cd, registerdata *rd,
1447                                                           loopdata *ld)
1448 {
1449         codeinfo *code;
1450
1451         /* print log message for compiled method */
1452
1453         DEBUG_JIT_COMPILEVERBOSE("Compiling: ");
1454
1455         /* initialize the static function's class */
1456
1457         if ((m->flags & ACC_STATIC) && !CLASS_IS_OR_ALMOST_INITIALIZED(m->class)) {
1458 #if !defined(NDEBUG)
1459                 if (initverbose)
1460                         log_message_class("Initialize class ", m->class);
1461 #endif
1462
1463                 if (!initialize_class(m->class))
1464                         return NULL;
1465
1466                 /* check if the method has been compiled during initialization */
1467                 if (m->code) {
1468                         assert(m->code->entrypoint);
1469                         return m->code->entrypoint;
1470                 }
1471         }
1472
1473         /* handle native methods and create a native stub */
1474
1475         if (m->flags & ACC_NATIVE) {
1476                 functionptr f;
1477
1478 #if defined(WITH_STATIC_CLASSPATH)
1479                 f = native_findfunction(m->class->name, m->name, m->descriptor,
1480                                                                 (m->flags & ACC_STATIC));
1481                 if (f == NULL)
1482                         return NULL;
1483 #else
1484
1485                 f = NULL;
1486 #endif
1487
1488                 code = codegen_createnativestub(f, m);
1489
1490                 assert(!m->code); /* native methods are never recompiled */
1491                 m->code = code;
1492
1493                 return code->entrypoint;
1494         }
1495
1496         /* if there is no javacode, print error message and return empty method   */
1497
1498         if (!m->jcode) {
1499                 DEBUG_JIT_COMPILEVERBOSE("No code given for: ");
1500
1501                 code = cd->code;
1502                 code->entrypoint = (u1 *) (ptrint) do_nothing_function;
1503                 m->code = code;
1504
1505                 return code->entrypoint;        /* return empty method                */
1506         }
1507
1508         /* initialisation of variables and subsystems */
1509
1510         m->isleafmethod = true;
1511
1512 #if defined(ENABLE_STATISTICS)
1513         if (opt_stat) {
1514                 count_tryblocks    += m->exceptiontablelength;
1515                 count_javacodesize += m->jcodelength + 18;
1516                 count_javaexcsize  += m->exceptiontablelength * SIZEOF_VOID_P;
1517         }
1518 #endif
1519
1520         /* call the compiler passes ***********************************************/
1521
1522         DEBUG_JIT_COMPILEVERBOSE("Parsing: ");
1523
1524         /* call parse pass */
1525
1526         if (!parse(m, cd)) {
1527                 DEBUG_JIT_COMPILEVERBOSE("Exception while parsing: ");
1528
1529                 return NULL;
1530         }
1531
1532         DEBUG_JIT_COMPILEVERBOSE("Parsing done: ");
1533         DEBUG_JIT_COMPILEVERBOSE("Analysing: ");
1534
1535         /* call stack analysis pass */
1536
1537         if (!analyse_stack(m, cd, rd)) {
1538                 DEBUG_JIT_COMPILEVERBOSE("Exception while analysing: ");
1539
1540                 return NULL;
1541         }
1542
1543         DEBUG_JIT_COMPILEVERBOSE("Analysing done: ");
1544
1545 #ifdef ENABLE_VERIFIER
1546         if (opt_verify) {
1547                 DEBUG_JIT_COMPILEVERBOSE("Typechecking: ");
1548
1549                 /* call typecheck pass */
1550         if (!typecheck(m, cd, rd)) {
1551                         DEBUG_JIT_COMPILEVERBOSE("Exception while typechecking: ");
1552
1553                         return NULL;
1554                 }
1555
1556                 DEBUG_JIT_COMPILEVERBOSE("Typechecking done: ");
1557         }
1558 #endif
1559
1560         if (opt_loops) {
1561                 depthFirst(m, ld);
1562                 analyseGraph(m, ld);
1563                 optimize_loops(m, cd, ld);
1564         }
1565
1566 #if defined(ENABLE_JIT)
1567 # if defined(ENABLE_INTRP)
1568         if (!opt_intrp) {
1569 # endif
1570                 DEBUG_JIT_COMPILEVERBOSE("Allocating registers: ");
1571
1572                 /* allocate registers */
1573 # if defined(ENABLE_LSRA)
1574                 if (opt_lsra) {
1575                         lsra(m, cd, rd);
1576
1577                         STATISTICS(count_methods_allocated_by_lsra++);
1578
1579                 } else
1580 # endif /* defined(ENABLE_LSRA) */
1581                 {
1582                         STATISTICS(count_locals_conflicts += (cd->maxlocals - 1) * (cd->maxlocals));
1583
1584                         regalloc(m, cd, rd);
1585                 }
1586
1587                 STATISTICS(reg_make_statistics(m, cd, rd));
1588
1589                 DEBUG_JIT_COMPILEVERBOSE("Allocating registers done: ");
1590 # if defined(ENABLE_INTRP)
1591         }
1592 # endif
1593 #endif /* defined(ENABLE_JIT) */
1594
1595         /* Allocate memory for basic block profiling information. This
1596            _must_ be done after loop optimization and register allocation,
1597            since they can change the basic block count. */
1598
1599         if (opt_prof)
1600                 m->bbfrequency = MNEW(u4, m->basicblockcount);
1601
1602         DEBUG_JIT_COMPILEVERBOSE("Generating code: ");
1603
1604         /* create the replacement points */
1605
1606         code = cd->code;
1607         if (!replace_create_replacement_points(code,rd))
1608                 return NULL;
1609
1610         /* now generate the machine code */
1611
1612 #if defined(ENABLE_JIT)
1613 # if defined(ENABLE_INTRP)
1614         if (opt_intrp) {
1615                 if (!intrp_codegen(m, cd, rd)) {
1616                         DEBUG_JIT_COMPILEVERBOSE("Exception while generating code: ");
1617
1618                         return NULL;
1619                 }
1620         } else
1621 # endif
1622                 {
1623                         if (!codegen(m, cd, rd)) {
1624                                 DEBUG_JIT_COMPILEVERBOSE("Exception while generating code: ");
1625
1626                                 return NULL;
1627                         }
1628                 }
1629 #else
1630         if (!intrp_codegen(m, cd, rd)) {
1631                 DEBUG_JIT_COMPILEVERBOSE("Exception while generating code: ");
1632
1633                 return NULL;
1634         }
1635 #endif
1636
1637         DEBUG_JIT_COMPILEVERBOSE("Generating code done: ");
1638
1639 #if !defined(NDEBUG)
1640         /* intermediate and assembly code listings */
1641
1642         if (opt_showintermediate) {
1643                 show_icmd_method(m, cd, rd);
1644
1645         } else if (opt_showdisassemble) {
1646                 DISASSEMBLE(cd->code->entrypoint,
1647                                         cd->code->entrypoint + (cd->code->mcodelength - cd->dseglen));
1648         }
1649
1650         if (opt_showddatasegment)
1651                 dseg_display(m, cd);
1652 #endif
1653
1654         DEBUG_JIT_COMPILEVERBOSE("Compiling done: ");
1655
1656         /* switch to the newly generated code */
1657
1658         code = cd->code;
1659
1660         assert(code);
1661         assert(code->entrypoint);
1662
1663         code->prev = m->code;
1664         m->code = code;
1665
1666         /* return pointer to the methods entry point */
1667
1668         return code->entrypoint;
1669 }
1670
1671
1672 /*
1673  * These are local overrides for various environment variables in Emacs.
1674  * Please do not remove this and leave it at the end of the file, where
1675  * Emacs will automagically detect them.
1676  * ---------------------------------------------------------------------
1677  * Local variables:
1678  * mode: c
1679  * indent-tabs-mode: t
1680  * c-basic-offset: 4
1681  * tab-width: 4
1682  * End:
1683  * vim:noexpandtab:sw=4:ts=4:
1684  */