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 4921 2006-05-15 14:24:36Z twisti $
  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
  66 #include "vm/jit/allocator/simplereg.h"
  67 #if defined(ENABLE_LSRA)
  68 # include "vm/jit/allocator/lsra.h"
  69 #endif
  70
  71 #if defined(ENABLE_IFCONV)
  72 # include "vm/jit/ifconv/ifconv.h"
  73 #endif
  74
  75 #include "vm/jit/loop/analyze.h"
  76 #include "vm/jit/loop/graph.h"
  77 #include "vm/jit/loop/loop.h"
  78 #include "vm/jit/verify/typecheck.h"
  79 #include "vm/rt-timing.h"
  80
  81 #if defined(ENABLE_THREADS)
  82 # include "threads/native/threads.h"
  83 #endif
  84
  85
  86 /* debug macros ***************************************************************/
  87
  88 #if !defined(NDEBUG)
  89 #define DEBUG_JIT_COMPILEVERBOSE(x) \
  90     do { \
  91         if (compileverbose) { \
  92             log_message_method(x, m); \
  93         } \
  94     } while (0)
  95 #else
  96 #define DEBUG_JIT_COMPILEVERBOSE(x)    /* nothing */
  97 #endif
  98
  99
 100 /* global switches ************************************************************/
 101
 102 int stackreq[256];
 103
 104
 105 int jcommandsize[256] = {
 106
 107 #define JAVA_NOP               0
 108 #define ICMD_NOP               0
 109         1,
 110 #define JAVA_ACONST_NULL       1
 111 #define ICMD_ACONST            1        /* val.a = constant                   */
 112         1,
 113 #define JAVA_ICONST_M1         2
 114 #define ICMD_CHECKNULL         2
 115         1,
 116 #define JAVA_ICONST_0          3
 117 #define ICMD_ICONST            3        /* val.i = constant                   */
 118         1,
 119 #define JAVA_ICONST_1          4
 120         1,
 121 #define JAVA_ICONST_2          5
 122 #define ICMD_IDIVPOW2          5        /* val.i = constant                   */
 123         1,
 124 #define JAVA_ICONST_3          6
 125 #define ICMD_LDIVPOW2          6        /* val.l = constant                   */
 126         1,
 127 #define JAVA_ICONST_4          7
 128         1,
 129 #define JAVA_ICONST_5          8
 130         1,
 131 #define JAVA_LCONST_0          9
 132 #define ICMD_LCONST            9        /* val.l = constant                   */
 133         1,
 134 #define JAVA_LCONST_1         10
 135 #define ICMD_LCMPCONST        10        /* val.l = constant                   */
 136         1,
 137 #define JAVA_FCONST_0         11
 138 #define ICMD_FCONST           11        /* val.f = constant                   */
 139         1,
 140 #define JAVA_FCONST_1         12
 141         1,
 142 #define JAVA_FCONST_2         13
 143 #define ICMD_ELSE_ICONST      13
 144         1,
 145 #define JAVA_DCONST_0         14
 146 #define ICMD_DCONST           14        /* val.d = constant                   */
 147         1,
 148 #define JAVA_DCONST_1         15
 149 #define ICMD_IFEQ_ICONST      15
 150         1,
 151 #define JAVA_BIPUSH           16
 152 #define ICMD_IFNE_ICONST      16
 153         2,
 154 #define JAVA_SIPUSH           17
 155 #define ICMD_IFLT_ICONST      17
 156         3,
 157 #define JAVA_LDC1             18
 158 #define ICMD_IFGE_ICONST      18
 159         2,
 160 #define JAVA_LDC2             19
 161 #define ICMD_IFGT_ICONST      19
 162         3,
 163 #define JAVA_LDC2W            20
 164 #define ICMD_IFLE_ICONST      20
 165         3,
 166                                             /* order of LOAD instructions must be */
 167                                             /* equal to order of TYPE_XXX defines */
 168 #define JAVA_ILOAD            21
 169 #define ICMD_ILOAD            21        /* op1 = local variable               */
 170         2,
 171 #define JAVA_LLOAD            22
 172 #define ICMD_LLOAD            22        /* op1 = local variable               */
 173         2,
 174 #define JAVA_FLOAD            23
 175 #define ICMD_FLOAD            23        /* op1 = local variable               */
 176         2,
 177 #define JAVA_DLOAD            24
 178 #define ICMD_DLOAD            24        /* op1 = local variable               */
 179         2,
 180 #define JAVA_ALOAD            25
 181 #define ICMD_ALOAD            25        /* op1 = local variable               */
 182         2,
 183 #define JAVA_ILOAD_0          26
 184 #define ICMD_IADDCONST        26        /* val.i = constant                   */
 185         1,
 186 #define JAVA_ILOAD_1          27
 187 #define ICMD_ISUBCONST        27        /* val.i = constant                   */
 188         1,
 189 #define JAVA_ILOAD_2          28
 190 #define ICMD_IMULCONST        28        /* val.i = constant                   */
 191         1,
 192 #define JAVA_ILOAD_3          29
 193 #define ICMD_IANDCONST        29        /* val.i = constant                   */
 194         1,
 195 #define JAVA_LLOAD_0          30
 196 #define ICMD_IORCONST         30        /* val.i = constant                   */
 197         1,
 198 #define JAVA_LLOAD_1          31
 199 #define ICMD_IXORCONST        31        /* val.i = constant                   */
 200         1,
 201 #define JAVA_LLOAD_2          32
 202 #define ICMD_ISHLCONST        32        /* val.i = constant                   */
 203         1,
 204 #define JAVA_LLOAD_3          33
 205 #define ICMD_ISHRCONST        33        /* val.i = constant                   */
 206         1,
 207 #define JAVA_FLOAD_0          34
 208 #define ICMD_IUSHRCONST       34        /* val.i = constant                   */
 209         1,
 210 #define JAVA_FLOAD_1          35
 211 #define ICMD_IREMPOW2         35        /* val.i = constant                   */
 212         1,
 213 #define JAVA_FLOAD_2          36
 214 #define ICMD_LADDCONST        36        /* val.l = constant                   */
 215         1,
 216 #define JAVA_FLOAD_3          37
 217 #define ICMD_LSUBCONST        37        /* val.l = constant                   */
 218         1,
 219 #define JAVA_DLOAD_0          38
 220 #define ICMD_LMULCONST        38        /* val.l = constant                   */
 221         1,
 222 #define JAVA_DLOAD_1          39
 223 #define ICMD_LANDCONST        39        /* val.l = constant                   */
 224         1,
 225 #define JAVA_DLOAD_2          40
 226 #define ICMD_LORCONST         40        /* val.l = constant                   */
 227         1,
 228 #define JAVA_DLOAD_3          41
 229 #define ICMD_LXORCONST        41        /* val.l = constant                   */
 230         1,
 231 #define JAVA_ALOAD_0          42
 232 #define ICMD_LSHLCONST        42        /* val.l = constant                   */
 233         1,
 234 #define JAVA_ALOAD_1          43
 235 #define ICMD_LSHRCONST        43        /* val.l = constant                   */
 236         1,
 237 #define JAVA_ALOAD_2          44
 238 #define ICMD_LUSHRCONST       44        /* val.l = constant                   */
 239         1,
 240 #define JAVA_ALOAD_3          45
 241 #define ICMD_LREMPOW2         45        /* val.l = constant                   */
 242         1,
 243 #define JAVA_IALOAD           46
 244 #define ICMD_IALOAD           46
 245         1,
 246 #define JAVA_LALOAD           47
 247 #define ICMD_LALOAD           47
 248         1,
 249 #define JAVA_FALOAD           48
 250 #define ICMD_FALOAD           48
 251         1,
 252 #define JAVA_DALOAD           49
 253 #define ICMD_DALOAD           49
 254         1,
 255 #define JAVA_AALOAD           50
 256 #define ICMD_AALOAD           50
 257         1,
 258 #define JAVA_BALOAD           51
 259 #define ICMD_BALOAD           51
 260         1,
 261 #define JAVA_CALOAD           52
 262 #define ICMD_CALOAD           52
 263         1,
 264 #define JAVA_SALOAD           53
 265 #define ICMD_SALOAD           53
 266         1,
 267                                             /* order of STORE instructions must be*/
 268                                             /* equal to order of TYPE_XXX defines */
 269 #define JAVA_ISTORE           54
 270 #define ICMD_ISTORE           54        /* op1 = local variable               */
 271         2,
 272 #define JAVA_LSTORE           55
 273 #define ICMD_LSTORE           55        /* op1 = local variable               */
 274         2,
 275 #define JAVA_FSTORE           56
 276 #define ICMD_FSTORE           56        /* op1 = local variable               */
 277         2,
 278 #define JAVA_DSTORE           57
 279 #define ICMD_DSTORE           57        /* op1 = local variable               */
 280         2,
 281 #define JAVA_ASTORE           58
 282 #define ICMD_ASTORE           58        /* op1 = local variable               */
 283         2,
 284 #define JAVA_ISTORE_0         59
 285 #define ICMD_IF_LEQ           59        /* op1 = target JavaVM pc, val.l      */
 286         1,
 287 #define JAVA_ISTORE_1         60
 288 #define ICMD_IF_LNE           60        /* op1 = target JavaVM pc, val.l      */
 289         1,
 290 #define JAVA_ISTORE_2         61
 291 #define ICMD_IF_LLT           61        /* op1 = target JavaVM pc, val.l      */
 292         1,
 293 #define JAVA_ISTORE_3         62
 294 #define ICMD_IF_LGE           62        /* op1 = target JavaVM pc, val.l      */
 295         1,
 296 #define JAVA_LSTORE_0         63
 297 #define ICMD_IF_LGT           63        /* op1 = target JavaVM pc, val.l      */
 298         1,
 299 #define JAVA_LSTORE_1         64
 300 #define ICMD_IF_LLE           64        /* op1 = target JavaVM pc, val.l      */
 301         1,
 302 #define JAVA_LSTORE_2         65
 303 #define ICMD_IF_LCMPEQ        65        /* op1 = target JavaVM pc             */
 304         1,
 305 #define JAVA_LSTORE_3         66
 306 #define ICMD_IF_LCMPNE        66        /* op1 = target JavaVM pc             */
 307         1,
 308 #define JAVA_FSTORE_0         67
 309 #define ICMD_IF_LCMPLT        67        /* op1 = target JavaVM pc             */
 310         1,
 311 #define JAVA_FSTORE_1         68
 312 #define ICMD_IF_LCMPGE        68        /* op1 = target JavaVM pc             */
 313         1,
 314 #define JAVA_FSTORE_2         69
 315 #define ICMD_IF_LCMPGT        69        /* op1 = target JavaVM pc             */
 316         1,
 317 #define JAVA_FSTORE_3         70
 318 #define ICMD_IF_LCMPLE        70        /* op1 = target JavaVM pc             */
 319         1,
 320 #define JAVA_DSTORE_0         71
 321         1,
 322 #define JAVA_DSTORE_1         72
 323         1,
 324 #define JAVA_DSTORE_2         73
 325         1,
 326 #define JAVA_DSTORE_3         74
 327         1,
 328 #define JAVA_ASTORE_0         75
 329         1,
 330 #define JAVA_ASTORE_1         76
 331         1,
 332 #define JAVA_ASTORE_2         77
 333         1,
 334 #define JAVA_ASTORE_3         78
 335         1,
 336 #define JAVA_IASTORE          79
 337 #define ICMD_IASTORE          79
 338         1,
 339 #define JAVA_LASTORE          80
 340 #define ICMD_LASTORE          80
 341         1,
 342 #define JAVA_FASTORE          81
 343 #define ICMD_FASTORE          81
 344         1,
 345 #define JAVA_DASTORE          82
 346 #define ICMD_DASTORE          82
 347         1,
 348 #define JAVA_AASTORE          83
 349 #define ICMD_AASTORE          83
 350         1,
 351 #define JAVA_BASTORE          84
 352 #define ICMD_BASTORE          84
 353         1,
 354 #define JAVA_CASTORE          85
 355 #define ICMD_CASTORE          85
 356         1,
 357 #define JAVA_SASTORE          86
 358 #define ICMD_SASTORE          86
 359         1,
 360 #define JAVA_POP              87
 361 #define ICMD_POP              87
 362         1,
 363 #define JAVA_POP2             88
 364 #define ICMD_POP2             88
 365         1,
 366 #define JAVA_DUP              89
 367 #define ICMD_DUP              89
 368         1,
 369 #define JAVA_DUP_X1           90
 370 #define ICMD_DUP_X1           90
 371         1,
 372 #define JAVA_DUP_X2           91
 373 #define ICMD_DUP_X2           91
 374         1,
 375 #define JAVA_DUP2             92
 376 #define ICMD_DUP2             92
 377         1,
 378 #define JAVA_DUP2_X1          93
 379 #define ICMD_DUP2_X1          93
 380         1,
 381 #define JAVA_DUP2_X2          94
 382 #define ICMD_DUP2_X2          94
 383         1,
 384 #define JAVA_SWAP             95
 385 #define ICMD_SWAP             95
 386         1,
 387 #define JAVA_IADD             96
 388 #define ICMD_IADD             96
 389         1,
 390 #define JAVA_LADD             97
 391 #define ICMD_LADD             97
 392         1,
 393 #define JAVA_FADD             98
 394 #define ICMD_FADD             98
 395         1,
 396 #define JAVA_DADD             99
 397 #define ICMD_DADD             99
 398         1,
 399 #define JAVA_ISUB             100
 400 #define ICMD_ISUB             100
 401         1,
 402 #define JAVA_LSUB             101
 403 #define ICMD_LSUB             101
 404         1,
 405 #define JAVA_FSUB             102
 406 #define ICMD_FSUB             102
 407         1,
 408 #define JAVA_DSUB             103
 409 #define ICMD_DSUB             103
 410         1,
 411 #define JAVA_IMUL             104
 412 #define ICMD_IMUL             104
 413         1,
 414 #define JAVA_LMUL             105
 415 #define ICMD_LMUL             105
 416         1,
 417 #define JAVA_FMUL             106
 418 #define ICMD_FMUL             106
 419         1,
 420 #define JAVA_DMUL             107
 421 #define ICMD_DMUL             107
 422         1,
 423 #define JAVA_IDIV             108
 424 #define ICMD_IDIV             108
 425         1,
 426 #define JAVA_LDIV             109
 427 #define ICMD_LDIV             109
 428         1,
 429 #define JAVA_FDIV             110
 430 #define ICMD_FDIV             110
 431         1,
 432 #define JAVA_DDIV             111
 433 #define ICMD_DDIV             111
 434         1,
 435 #define JAVA_IREM             112
 436 #define ICMD_IREM             112
 437         1,
 438 #define JAVA_LREM             113
 439 #define ICMD_LREM             113
 440         1,
 441 #define JAVA_FREM             114
 442 #define ICMD_FREM             114
 443         1,
 444 #define JAVA_DREM             115
 445 #define ICMD_DREM             115
 446         1,
 447 #define JAVA_INEG             116
 448 #define ICMD_INEG             116
 449         1,
 450 #define JAVA_LNEG             117
 451 #define ICMD_LNEG             117
 452         1,
 453 #define JAVA_FNEG             118
 454 #define ICMD_FNEG             118
 455         1,
 456 #define JAVA_DNEG             119
 457 #define ICMD_DNEG             119
 458         1,
 459 #define JAVA_ISHL             120
 460 #define ICMD_ISHL             120
 461         1,
 462 #define JAVA_LSHL             121
 463 #define ICMD_LSHL             121
 464         1,
 465 #define JAVA_ISHR             122
 466 #define ICMD_ISHR             122
 467         1,
 468 #define JAVA_LSHR             123
 469 #define ICMD_LSHR             123
 470         1,
 471 #define JAVA_IUSHR            124
 472 #define ICMD_IUSHR            124
 473         1,
 474 #define JAVA_LUSHR            125
 475 #define ICMD_LUSHR            125
 476         1,
 477 #define JAVA_IAND             126
 478 #define ICMD_IAND             126
 479         1,
 480 #define JAVA_LAND             127
 481 #define ICMD_LAND             127
 482         1,
 483 #define JAVA_IOR              128
 484 #define ICMD_IOR              128
 485         1,
 486 #define JAVA_LOR              129
 487 #define ICMD_LOR              129
 488         1,
 489 #define JAVA_IXOR             130
 490 #define ICMD_IXOR             130
 491         1,
 492 #define JAVA_LXOR             131
 493 #define ICMD_LXOR             131
 494         1,
 495 #define JAVA_IINC             132
 496 #define ICMD_IINC             132   /* op1 = local variable, val.i = constant */
 497         3,
 498 #define JAVA_I2L              133
 499 #define ICMD_I2L              133
 500         1,
 501 #define JAVA_I2F              134
 502 #define ICMD_I2F              134
 503         1,
 504 #define JAVA_I2D              135
 505 #define ICMD_I2D              135
 506         1,
 507 #define JAVA_L2I              136
 508 #define ICMD_L2I              136
 509         1,
 510 #define JAVA_L2F              137
 511 #define ICMD_L2F              137
 512         1,
 513 #define JAVA_L2D              138
 514 #define ICMD_L2D              138
 515         1,
 516 #define JAVA_F2I              139
 517 #define ICMD_F2I              139
 518         1,
 519 #define JAVA_F2L              140
 520 #define ICMD_F2L              140
 521         1,
 522 #define JAVA_F2D              141
 523 #define ICMD_F2D              141
 524         1,
 525 #define JAVA_D2I              142
 526 #define ICMD_D2I              142
 527         1,
 528 #define JAVA_D2L              143
 529 #define ICMD_D2L              143
 530         1,
 531 #define JAVA_D2F              144
 532 #define ICMD_D2F              144
 533         1,
 534 #define JAVA_INT2BYTE         145
 535 #define ICMD_INT2BYTE         145
 536         1,
 537 #define JAVA_INT2CHAR         146
 538 #define ICMD_INT2CHAR         146
 539         1,
 540 #define JAVA_INT2SHORT        147
 541 #define ICMD_INT2SHORT        147
 542         1,
 543 #define JAVA_LCMP             148
 544 #define ICMD_LCMP             148
 545         1,
 546 #define JAVA_FCMPL            149
 547 #define ICMD_FCMPL            149
 548         1,
 549 #define JAVA_FCMPG            150
 550 #define ICMD_FCMPG            150
 551         1,
 552 #define JAVA_DCMPL            151
 553 #define ICMD_DCMPL            151
 554         1,
 555 #define JAVA_DCMPG            152
 556 #define ICMD_DCMPG            152
 557         1,
 558 #define JAVA_IFEQ             153
 559 #define ICMD_IFEQ             153       /* op1 = target JavaVM pc, val.i      */
 560         3,
 561 #define JAVA_IFNE             154
 562 #define ICMD_IFNE             154       /* op1 = target JavaVM pc, val.i      */
 563         3,
 564 #define JAVA_IFLT             155
 565 #define ICMD_IFLT             155       /* op1 = target JavaVM pc, val.i      */
 566         3,
 567 #define JAVA_IFGE             156
 568 #define ICMD_IFGE             156       /* op1 = target JavaVM pc, val.i      */
 569         3,
 570 #define JAVA_IFGT             157
 571 #define ICMD_IFGT             157       /* op1 = target JavaVM pc, val.i      */
 572         3,
 573 #define JAVA_IFLE             158
 574 #define ICMD_IFLE             158       /* op1 = target JavaVM pc, val.i      */
 575         3,
 576 #define JAVA_IF_ICMPEQ        159
 577 #define ICMD_IF_ICMPEQ        159       /* op1 = target JavaVM pc             */
 578         3,
 579 #define JAVA_IF_ICMPNE        160
 580 #define ICMD_IF_ICMPNE        160       /* op1 = target JavaVM pc             */
 581         3,
 582 #define JAVA_IF_ICMPLT        161
 583 #define ICMD_IF_ICMPLT        161       /* op1 = target JavaVM pc             */
 584         3,
 585 #define JAVA_IF_ICMPGE        162
 586 #define ICMD_IF_ICMPGE        162       /* op1 = target JavaVM pc             */
 587         3,
 588 #define JAVA_IF_ICMPGT        163
 589 #define ICMD_IF_ICMPGT        163       /* op1 = target JavaVM pc             */
 590         3,
 591 #define JAVA_IF_ICMPLE        164
 592 #define ICMD_IF_ICMPLE        164       /* op1 = target JavaVM pc             */
 593         3,
 594 #define JAVA_IF_ACMPEQ        165
 595 #define ICMD_IF_ACMPEQ        165       /* op1 = target JavaVM pc             */
 596         3,
 597 #define JAVA_IF_ACMPNE        166
 598 #define ICMD_IF_ACMPNE        166       /* op1 = target JavaVM pc             */
 599         3,
 600 #define JAVA_GOTO             167
 601 #define ICMD_GOTO             167       /* op1 = target JavaVM pc             */
 602         3,
 603 #define JAVA_JSR              168
 604 #define ICMD_JSR              168       /* op1 = target JavaVM pc             */
 605         3,
 606 #define JAVA_RET              169
 607 #define ICMD_RET              169       /* op1 = local variable               */
 608         2,
 609 #define JAVA_TABLESWITCH      170
 610 #define ICMD_TABLESWITCH      170       /* val.a = pointer to s4 table        */
 611         0,                                  /* length must be computed            */
 612 #define JAVA_LOOKUPSWITCH     171
 613 #define ICMD_LOOKUPSWITCH     171       /* val.a = pointer to s4 table        */
 614         0,                                  /* length must be computed            */
 615 #define JAVA_IRETURN          172
 616 #define ICMD_IRETURN          172
 617         1,
 618 #define JAVA_LRETURN          173
 619 #define ICMD_LRETURN          173
 620         1,
 621 #define JAVA_FRETURN          174
 622 #define ICMD_FRETURN          174
 623         1,
 624 #define JAVA_DRETURN          175
 625 #define ICMD_DRETURN          175
 626         1,
 627 #define JAVA_ARETURN          176
 628 #define ICMD_ARETURN          176
 629         1,
 630 #define JAVA_RETURN           177
 631 #define ICMD_RETURN           177
 632         1,
 633 #define JAVA_GETSTATIC        178
 634 #define ICMD_GETSTATIC        178       /* op1 = type, val.a = field address  */
 635         3,
 636 #define JAVA_PUTSTATIC        179
 637 #define ICMD_PUTSTATIC        179       /* op1 = type, val.a = field address  */
 638         3,
 639 #define JAVA_GETFIELD         180
 640 #define ICMD_GETFIELD         180       /* op1 = type, val.i = field offset   */
 641         3,
 642 #define JAVA_PUTFIELD         181
 643 #define ICMD_PUTFIELD         181       /* op1 = type, val.i = field offset   */
 644         3,
 645 #define JAVA_INVOKEVIRTUAL    182
 646 #define ICMD_INVOKEVIRTUAL    182       /* val.a = method info pointer        */
 647         3,
 648 #define JAVA_INVOKESPECIAL    183
 649 #define ICMD_INVOKESPECIAL    183       /* val.a = method info pointer        */
 650         3,
 651 #define JAVA_INVOKESTATIC     184
 652 #define ICMD_INVOKESTATIC     184       /* val.a = method info pointer        */
 653         3,
 654 #define JAVA_INVOKEINTERFACE  185
 655 #define ICMD_INVOKEINTERFACE  185       /* val.a = method info pointer        */
 656         5,
 657 /* UNDEF186 */
 658         1,
 659 #define JAVA_NEW              187
 660 #define ICMD_NEW              187       /* op1 = 1, val.a = class pointer     */
 661         3,
 662 #define JAVA_NEWARRAY         188
 663 #define ICMD_NEWARRAY         188       /* op1 = basic type                   */
 664         2,
 665 #define JAVA_ANEWARRAY        189
 666 #define ICMD_ANEWARRAY        189       /* op1 = 0, val.a = array pointer     */
 667         3,                                  /* op1 = 1, val.a = class pointer     */
 668 #define JAVA_ARRAYLENGTH      190
 669 #define ICMD_ARRAYLENGTH      190
 670         1,
 671 #define JAVA_ATHROW           191
 672 #define ICMD_ATHROW           191
 673         1,
 674 #define JAVA_CHECKCAST        192
 675 #define ICMD_CHECKCAST        192       /* op1 = 0, val.a = array pointer     */
 676         3,                                  /* op1 = 1, val.a = class pointer     */
 677 #define JAVA_INSTANCEOF       193
 678 #define ICMD_INSTANCEOF       193       /* op1 = 0, val.a = array pointer     */
 679         3,                                  /* op1 = 1, val.a = class pointer     */
 680 #define JAVA_MONITORENTER     194
 681 #define ICMD_MONITORENTER     194
 682         1,
 683 #define JAVA_MONITOREXIT      195
 684 #define ICMD_MONITOREXIT      195
 685         1,
 686 #define JAVA_WIDE             196
 687         0, /* length must be computed */
 688 #define JAVA_MULTIANEWARRAY   197
 689 #define ICMD_MULTIANEWARRAY   197       /* op1 = dimension, val.a = array     */
 690         4,                                  /* pointer                            */
 691 #define JAVA_IFNULL           198
 692 #define ICMD_IFNULL           198       /* op1 = target JavaVM pc             */
 693         3,
 694 #define JAVA_IFNONNULL        199
 695 #define ICMD_IFNONNULL        199       /* op1 = target JavaVM pc             */
 696         3,
 697 #define JAVA_GOTO_W           200
 698         5,
 699 #define JAVA_JSR_W            201
 700         5,
 701 #define JAVA_BREAKPOINT       202
 702         1,
 703 /* UNDEF 203 */
 704         1,
 705 #define ICMD_IASTORECONST     204
 706         1,
 707 #define ICMD_LASTORECONST     205
 708         1,
 709 #define ICMD_FASTORECONST     206
 710         1,
 711 #define ICMD_DASTORECONST     207
 712         1,
 713 #define ICMD_AASTORECONST     208
 714         1,
 715 #define ICMD_BASTORECONST     209
 716         1,
 717 #define ICMD_CASTORECONST     210
 718         1,
 719 #define ICMD_SASTORECONST     211
 720         1,
 721 #define ICMD_PUTSTATICCONST   212
 722         1,
 723 #define ICMD_PUTFIELDCONST    213
 724         1,
 725 #define ICMD_IMULPOW2         214
 726         1,
 727 #define ICMD_LMULPOW2         215
 728         1,
 729
 730 #define ICMD_IF_FCMPEQ        216
 731         1,
 732 #define ICMD_IF_FCMPNE        217
 733
 734 #define ICMD_IF_FCMPL_LT      218
 735         1,
 736 #define ICMD_IF_FCMPL_GE      219
 737         1,
 738 #define ICMD_IF_FCMPL_GT      220
 739         1,
 740 #define ICMD_IF_FCMPL_LE      221
 741         1,
 742
 743 #define ICMD_IF_FCMPG_LT      222
 744         1,
 745 #define ICMD_IF_FCMPG_GE      223
 746         1,
 747 #define ICMD_IF_FCMPG_GT      224
 748         1,
 749 #define ICMD_IF_FCMPG_LE      225
 750         1,
 751
 752 #define ICMD_IF_DCMPEQ        226
 753         1,
 754 #define ICMD_IF_DCMPNE        227
 755         1,
 756
 757 #define ICMD_IF_DCMPL_LT      228
 758         1,
 759 #define ICMD_IF_DCMPL_GE      229
 760         1,
 761 #define ICMD_IF_DCMPL_GT      230
 762         1,
 763 #define ICMD_IF_DCMPL_LE      231
 764         1,
 765
 766 #define ICMD_IF_DCMPG_LT      232
 767         1,
 768 #define ICMD_IF_DCMPG_GE      233
 769         1,
 770 #define ICMD_IF_DCMPG_GT      234
 771         1,
 772 #define ICMD_IF_DCMPG_LE      235
 773         1,
 774
 775         /* unused */
 776                 1,1,1,1,1,1,
 777         1,1,1,1,1,1,1,1,1,1,
 778         1,1,1,1,1
 779 };
 780
 781
 782 char *icmd_names[256] = {
 783         "NOP            ", /*               0 */
 784         "ACONST         ", /*               1 */
 785         "CHECKNULL      ", /* ICONST_M1     2 */
 786         "ICONST         ", /*               3 */
 787         "UNDEF4         ", /* ICONST_1      4 */
 788         "IDIVPOW2       ", /* ICONST_2      5 */
 789         "LDIVPOW2       ", /* ICONST_3      6 */
 790         "UNDEF7         ", /* ICONST_4      7 */
 791         "UNDEF8         ", /* ICONST_5      8 */
 792         "LCONST         ", /*               9 */
 793         "LCMPCONST      ", /* LCONST_1     10 */
 794         "FCONST         ", /*              11 */
 795         "UNDEF12        ", /* FCONST_1     12 */
 796         "ELSE_ICONST    ", /* FCONST_2     13 */
 797         "DCONST         ", /*              14 */
 798         "IFEQ_ICONST    ", /* DCONST_1     15 */
 799         "IFNE_ICONST    ", /* BIPUSH       16 */
 800         "IFLT_ICONST    ", /* SIPUSH       17 */
 801         "IFGE_ICONST    ", /* LDC1         18 */
 802         "IFGT_ICONST    ", /* LDC2         19 */
 803         "IFLE_ICONST    ", /* LDC2W        20 */
 804         "ILOAD          ", /*              21 */
 805         "LLOAD          ", /*              22 */
 806         "FLOAD          ", /*              23 */
 807         "DLOAD          ", /*              24 */
 808         "ALOAD          ", /*              25 */
 809         "IADDCONST      ", /* ILOAD_0      26 */
 810         "ISUBCONST      ", /* ILOAD_1      27 */
 811         "IMULCONST      ", /* ILOAD_2      28 */
 812         "IANDCONST      ", /* ILOAD_3      29 */
 813         "IORCONST       ", /* LLOAD_0      30 */
 814         "IXORCONST      ", /* LLOAD_1      31 */
 815         "ISHLCONST      ", /* LLOAD_2      32 */
 816         "ISHRCONST      ", /* LLOAD_3      33 */
 817         "IUSHRCONST     ", /* FLOAD_0      34 */
 818         "IREMPOW2       ", /* FLOAD_1      35 */
 819         "LADDCONST      ", /* FLOAD_2      36 */
 820         "LSUBCONST      ", /* FLOAD_3      37 */
 821         "LMULCONST      ", /* DLOAD_0      38 */
 822         "LANDCONST      ", /* DLOAD_1      39 */
 823         "LORCONST       ", /* DLOAD_2      40 */
 824         "LXORCONST      ", /* DLOAD_3      41 */
 825         "LSHLCONST      ", /* ALOAD_0      42 */
 826         "LSHRCONST      ", /* ALOAD_1      43 */
 827         "LUSHRCONST     ", /* ALOAD_2      44 */
 828         "LREMPOW2       ", /* ALOAD_3      45 */
 829         "IALOAD         ", /*              46 */
 830         "LALOAD         ", /*              47 */
 831         "FALOAD         ", /*              48 */
 832         "DALOAD         ", /*              49 */
 833         "AALOAD         ", /*              50 */
 834         "BALOAD         ", /*              51 */
 835         "CALOAD         ", /*              52 */
 836         "SALOAD         ", /*              53 */
 837         "ISTORE         ", /*              54 */
 838         "LSTORE         ", /*              55 */
 839         "FSTORE         ", /*              56 */
 840         "DSTORE         ", /*              57 */
 841         "ASTORE         ", /*              58 */
 842         "IF_LEQ         ", /* ISTORE_0     59 */
 843         "IF_LNE         ", /* ISTORE_1     60 */
 844         "IF_LLT         ", /* ISTORE_2     61 */
 845         "IF_LGE         ", /* ISTORE_3     62 */
 846         "IF_LGT         ", /* LSTORE_0     63 */
 847         "IF_LLE         ", /* LSTORE_1     64 */
 848         "IF_LCMPEQ      ", /* LSTORE_2     65 */
 849         "IF_LCMPNE      ", /* LSTORE_3     66 */
 850         "IF_LCMPLT      ", /* FSTORE_0     67 */
 851         "IF_LCMPGE      ", /* FSTORE_1     68 */
 852         "IF_LCMPGT      ", /* FSTORE_2     69 */
 853         "IF_LCMPLE      ", /* FSTORE_3     70 */
 854         "UNDEF71        ", /* DSTORE_0     71 */
 855         "UNDEF72        ", /* DSTORE_1     72 */
 856         "UNDEF73        ", /* DSTORE_2     73 */
 857         "UNDEF74        ", /* DSTORE_3     74 */
 858         "UNDEF75        ", /* ASTORE_0     75 */
 859         "UNDEF76        ", /* ASTORE_1     76 */
 860         "UNDEF77        ", /* ASTORE_2     77 */
 861         "UNDEF78        ", /* ASTORE_3     78 */
 862         "IASTORE        ", /*              79 */
 863         "LASTORE        ", /*              80 */
 864         "FASTORE        ", /*              81 */
 865         "DASTORE        ", /*              82 */
 866         "AASTORE        ", /*              83 */
 867         "BASTORE        ", /*              84 */
 868         "CASTORE        ", /*              85 */
 869         "SASTORE        ", /*              86 */
 870         "POP            ", /*              87 */
 871         "POP2           ", /*              88 */
 872         "DUP            ", /*              89 */
 873         "DUP_X1         ", /*              90 */
 874         "DUP_X2         ", /*              91 */
 875         "DUP2           ", /*              92 */
 876         "DUP2_X1        ", /*              93 */
 877         "DUP2_X2        ", /*              94 */
 878         "SWAP           ", /*              95 */
 879         "IADD           ", /*              96 */
 880         "LADD           ", /*              97 */
 881         "FADD           ", /*              98 */
 882         "DADD           ", /*              99 */
 883         "ISUB           ", /*             100 */
 884         "LSUB           ", /*             101 */
 885         "FSUB           ", /*             102 */
 886         "DSUB           ", /*             103 */
 887         "IMUL           ", /*             104 */
 888         "LMUL           ", /*             105 */
 889         "FMUL           ", /*             106 */
 890         "DMUL           ", /*             107 */
 891         "IDIV           ", /*             108 */
 892         "LDIV           ", /*             109 */
 893         "FDIV           ", /*             110 */
 894         "DDIV           ", /*             111 */
 895         "IREM           ", /*             112 */
 896         "LREM           ", /*             113 */
 897         "FREM           ", /*             114 */
 898         "DREM           ", /*             115 */
 899         "INEG           ", /*             116 */
 900         "LNEG           ", /*             117 */
 901         "FNEG           ", /*             118 */
 902         "DNEG           ", /*             119 */
 903         "ISHL           ", /*             120 */
 904         "LSHL           ", /*             121 */
 905         "ISHR           ", /*             122 */
 906         "LSHR           ", /*             123 */
 907         "IUSHR          ", /*             124 */
 908         "LUSHR          ", /*             125 */
 909         "IAND           ", /*             126 */
 910         "LAND           ", /*             127 */
 911         "IOR            ", /*             128 */
 912         "LOR            ", /*             129 */
 913         "IXOR           ", /*             130 */
 914         "LXOR           ", /*             131 */
 915         "IINC           ", /*             132 */
 916         "I2L            ", /*             133 */
 917         "I2F            ", /*             134 */
 918         "I2D            ", /*             135 */
 919         "L2I            ", /*             136 */
 920         "L2F            ", /*             137 */
 921         "L2D            ", /*             138 */
 922         "F2I            ", /*             139 */
 923         "F2L            ", /*             140 */
 924         "F2D            ", /*             141 */
 925         "D2I            ", /*             142 */
 926         "D2L            ", /*             143 */
 927         "D2F            ", /*             144 */
 928         "INT2BYTE       ", /*             145 */
 929         "INT2CHAR       ", /*             146 */
 930         "INT2SHORT      ", /*             147 */
 931         "LCMP           ", /*             148 */
 932         "FCMPL          ", /*             149 */
 933         "FCMPG          ", /*             150 */
 934         "DCMPL          ", /*             151 */
 935         "DCMPG          ", /*             152 */
 936         "IFEQ           ", /*             153 */
 937         "IFNE           ", /*             154 */
 938         "IFLT           ", /*             155 */
 939         "IFGE           ", /*             156 */
 940         "IFGT           ", /*             157 */
 941         "IFLE           ", /*             158 */
 942         "IF_ICMPEQ      ", /*             159 */
 943         "IF_ICMPNE      ", /*             160 */
 944         "IF_ICMPLT      ", /*             161 */
 945         "IF_ICMPGE      ", /*             162 */
 946         "IF_ICMPGT      ", /*             163 */
 947         "IF_ICMPLE      ", /*             164 */
 948         "IF_ACMPEQ      ", /*             165 */
 949         "IF_ACMPNE      ", /*             166 */
 950         "GOTO           ", /*             167 */
 951         "JSR            ", /*             168 */
 952         "RET            ", /*             169 */
 953         "TABLESWITCH    ", /*             170 */
 954         "LOOKUPSWITCH   ", /*             171 */
 955         "IRETURN        ", /*             172 */
 956         "LRETURN        ", /*             173 */
 957         "FRETURN        ", /*             174 */
 958         "DRETURN        ", /*             175 */
 959         "ARETURN        ", /*             176 */
 960         "RETURN         ", /*             177 */
 961         "GETSTATIC      ", /*             178 */
 962         "PUTSTATIC      ", /*             179 */
 963         "GETFIELD       ", /*             180 */
 964         "PUTFIELD       ", /*             181 */
 965         "INVOKEVIRTUAL  ", /*             182 */
 966         "INVOKESPECIAL  ", /*             183 */
 967         "INVOKESTATIC   ", /*             184 */
 968         "INVOKEINTERFACE", /*             185 */
 969         "UNDEF186       ", /* UNDEF186    186 */
 970         "NEW            ", /*             187 */
 971         "NEWARRAY       ", /*             188 */
 972         "ANEWARRAY      ", /*             189 */
 973         "ARRAYLENGTH    ", /*             190 */
 974         "ATHROW         ", /*             191 */
 975         "CHECKCAST      ", /*             192 */
 976         "INSTANCEOF     ", /*             193 */
 977         "MONITORENTER   ", /*             194 */
 978         "MONITOREXIT    ", /*             195 */
 979         "UNDEF196       ", /* WIDE        196 */
 980         "MULTIANEWARRAY ", /*             197 */
 981         "IFNULL         ", /*             198 */
 982         "IFNONNULL      ", /*             199 */
 983         "UNDEF200       ", /* GOTO_W      200 */
 984         "UNDEF201       ", /* JSR_W       201 */
 985         "UNDEF202       ", /* BREAKPOINT  202 */
 986         "UNDEF203       ", /* UNDEF203    203 */
 987         "IASTORECONST   ", /*             204 */
 988         "LASTORECONST   ", /*             205 */
 989         "FASTORECONST   ", /*             206 */
 990         "DASTORECONST   ", /*             207 */
 991         "AASTORECONST   ", /*             208 */
 992         "BASTORECONST   ", /*             209 */
 993         "CASTORECONST   ", /*             210 */
 994         "SASTORECONST   ", /*             211 */
 995         "PUTSTATICCONST ", /*             212 */
 996         "PUTFIELDCONST  ", /*             213 */
 997         "IMULPOW2       ", /*             214 */
 998         "LMULPOW2       ", /*             215 */
 999
1000         "IF_FCMPEQ      ", /*             216 */
1001         "IF_FCMPNE      ", /*             217 */
1002
1003         "IF_FCMPL_LT    ", /*             218 */
1004         "IF_FCMPL_GE    ", /*             219 */
1005         "IF_FCMPL_GT    ", /*             220 */
1006         "IF_FCMPL_LE    ", /*             221 */
1007
1008         "IF_FCMPG_LT    ", /*             222 */
1009         "IF_FCMPG_GE    ", /*             223 */
1010         "IF_FCMPG_GT    ", /*             224 */
1011         "IF_FCMPG_LE    ", /*             225 */
1012
1013         "IF_DCMPEQ      ", /*             226 */
1014         "IF_DCMPNE      ", /*             227 */
1015
1016         "IF_DCMPL_LT    ", /*             228 */
1017         "IF_DCMPL_GE    ", /*             229 */
1018         "IF_DCMPL_GT    ", /*             230 */
1019         "IF_DCMPL_LE    ", /*             231 */
1020
1021         "IF_DCMPG_LT    ", /*             232 */
1022         "IF_DCMPG_GE    ", /*             233 */
1023         "IF_DCMPG_GT    ", /*             234 */
1024         "IF_DCMPG_LE    ", /*             235 */
1025
1026         "UNDEF236", "UNDEF237", "UNDEF238", "UNDEF239", "UNDEF240",
1027         "UNDEF241", "UNDEF242", "UNDEF243", "UNDEF244", "UNDEF245",
1028         "UNDEF246", "UNDEF247", "UNDEF248", "UNDEF249", "UNDEF250",
1029
1030         "INLINE_START   ", /*             251 */
1031         "INLINE_END     ", /*             252 */
1032         "INLINE_GOTO    ", /*             253 */
1033
1034         "UNDEF254",
1035
1036         "BUILTIN        "  /*             255 */
1037 };
1038
1039
1040 char *opcode_names[256] = {
1041         "NOP            ", /*               0 */
1042         "ACONST         ", /*               1 */
1043         "ICONST_M1      ", /* ICONST_M1     2 */
1044         "ICONST_0       ", /* ICONST_0      3 */
1045         "ICONST_1       ", /* ICONST_1      4 */
1046         "ICONST_2       ", /* ICONST_2      5 */
1047         "ICONST_3       ", /* ICONST_3      6 */
1048         "ICONST_4       ", /* ICONST_4      7 */
1049         "ICONST_5       ", /* ICONST_5      8 */
1050         "LCONST_0       ", /* LCONST_0      9 */
1051         "LCONST_1       ", /* LCONST_1     10 */
1052         "FCONST_0       ", /* FCONST_0     11 */
1053         "FCONST_1       ", /* FCONST_1     12 */
1054         "FCONST_2       ", /* FCONST_2     13 */
1055         "DCONST_0       ", /* DCONST_0     14 */
1056         "DCONST_1       ", /* DCONST_1     15 */
1057         "BIPUSH         ", /* BIPUSH       16 */
1058         "SIPUSH         ", /* SIPUSH       17 */
1059         "LDC            ", /* LDC          18 */
1060         "LDC_W          ", /* LDC_W        19 */
1061         "LDC2_W         ", /* LDC2_W       20 */
1062         "ILOAD          ", /*              21 */
1063         "LLOAD          ", /*              22 */
1064         "FLOAD          ", /*              23 */
1065         "DLOAD          ", /*              24 */
1066         "ALOAD          ", /*              25 */
1067         "ILOAD_0        ", /* ILOAD_0      26 */
1068         "ILOAD_1        ", /* ILOAD_1      27 */
1069         "ILOAD_2        ", /* ILOAD_2      28 */
1070         "ILOAD_3        ", /* ILOAD_3      29 */
1071         "LLOAD_0        ", /* LLOAD_0      30 */
1072         "LLOAD_1        ", /* LLOAD_1      31 */
1073         "LLOAD_2        ", /* LLOAD_2      32 */
1074         "LLOAD_3        ", /* LLOAD_3      33 */
1075         "FLOAD_0        ", /* FLOAD_0      34 */
1076         "FLOAD_1        ", /* FLOAD_1      35 */
1077         "FLOAD_2        ", /* FLOAD_2      36 */
1078         "FLOAD_3        ", /* FLOAD_3      37 */
1079         "DLOAD_0        ", /* DLOAD_0      38 */
1080         "DLOAD_1        ", /* DLOAD_1      39 */
1081         "DLOAD_2        ", /* DLOAD_2      40 */
1082         "DLOAD_3        ", /* DLOAD_3      41 */
1083         "ALOAD_0        ", /* ALOAD_0      42 */
1084         "ALOAD_1        ", /* ALOAD_1      43 */
1085         "ALOAD_2        ", /* ALOAD_2      44 */
1086         "ALOAD_3        ", /* ALOAD_3      45 */
1087         "IALOAD         ", /*              46 */
1088         "LALOAD         ", /*              47 */
1089         "FALOAD         ", /*              48 */
1090         "DALOAD         ", /*              49 */
1091         "AALOAD         ", /*              50 */
1092         "BALOAD         ", /*              51 */
1093         "CALOAD         ", /*              52 */
1094         "SALOAD         ", /*              53 */
1095         "ISTORE         ", /*              54 */
1096         "LSTORE         ", /*              55 */
1097         "FSTORE         ", /*              56 */
1098         "DSTORE         ", /*              57 */
1099         "ASTORE         ", /*              58 */
1100         "ISTORE_0       ", /* ISTORE_0     59 */
1101         "ISTORE_1       ", /* ISTORE_1     60 */
1102         "ISTORE_2       ", /* ISTORE_2     61 */
1103         "ISTORE_3       ", /* ISTORE_3     62 */
1104         "LSTORE_0       ", /* LSTORE_0     63 */
1105         "LSTORE_1       ", /* LSTORE_1     64 */
1106         "LSTORE_2       ", /* LSTORE_2     65 */
1107         "LSTORE_3       ", /* LSTORE_3     66 */
1108         "FSTORE_0       ", /* FSTORE_0     67 */
1109         "FSTORE_1       ", /* FSTORE_1     68 */
1110         "FSTORE_2       ", /* FSTORE_2     69 */
1111         "FSTORE_3       ", /* FSTORE_3     70 */
1112         "DSTORE_0       ", /* DSTORE_0     71 */
1113         "DSTORE_1       ", /* DSTORE_1     72 */
1114         "DSTORE_2       ", /* DSTORE_2     73 */
1115         "DSTORE_3       ", /* DSTORE_3     74 */
1116         "ASTORE_0       ", /* ASTORE_0     75 */
1117         "ASTORE_1       ", /* ASTORE_1     76 */
1118         "ASTORE_2       ", /* ASTORE_2     77 */
1119         "ASTORE_3       ", /* ASTORE_3     78 */
1120         "IASTORE        ", /*              79 */
1121         "LASTORE        ", /*              80 */
1122         "FASTORE        ", /*              81 */
1123         "DASTORE        ", /*              82 */
1124         "AASTORE        ", /*              83 */
1125         "BASTORE        ", /*              84 */
1126         "CASTORE        ", /*              85 */
1127         "SASTORE        ", /*              86 */
1128         "POP            ", /*              87 */
1129         "POP2           ", /*              88 */
1130         "DUP            ", /*              89 */
1131         "DUP_X1         ", /*              90 */
1132         "DUP_X2         ", /*              91 */
1133         "DUP2           ", /*              92 */
1134         "DUP2_X1        ", /*              93 */
1135         "DUP2_X2        ", /*              94 */
1136         "SWAP           ", /*              95 */
1137         "IADD           ", /*              96 */
1138         "LADD           ", /*              97 */
1139         "FADD           ", /*              98 */
1140         "DADD           ", /*              99 */
1141         "ISUB           ", /*             100 */
1142         "LSUB           ", /*             101 */
1143         "FSUB           ", /*             102 */
1144         "DSUB           ", /*             103 */
1145         "IMUL           ", /*             104 */
1146         "LMUL           ", /*             105 */
1147         "FMUL           ", /*             106 */
1148         "DMUL           ", /*             107 */
1149         "IDIV           ", /*             108 */
1150         "LDIV           ", /*             109 */
1151         "FDIV           ", /*             110 */
1152         "DDIV           ", /*             111 */
1153         "IREM           ", /*             112 */
1154         "LREM           ", /*             113 */
1155         "FREM           ", /*             114 */
1156         "DREM           ", /*             115 */
1157         "INEG           ", /*             116 */
1158         "LNEG           ", /*             117 */
1159         "FNEG           ", /*             118 */
1160         "DNEG           ", /*             119 */
1161         "ISHL           ", /*             120 */
1162         "LSHL           ", /*             121 */
1163         "ISHR           ", /*             122 */
1164         "LSHR           ", /*             123 */
1165         "IUSHR          ", /*             124 */
1166         "LUSHR          ", /*             125 */
1167         "IAND           ", /*             126 */
1168         "LAND           ", /*             127 */
1169         "IOR            ", /*             128 */
1170         "LOR            ", /*             129 */
1171         "IXOR           ", /*             130 */
1172         "LXOR           ", /*             131 */
1173         "IINC           ", /*             132 */
1174         "I2L            ", /*             133 */
1175         "I2F            ", /*             134 */
1176         "I2D            ", /*             135 */
1177         "L2I            ", /*             136 */
1178         "L2F            ", /*             137 */
1179         "L2D            ", /*             138 */
1180         "F2I            ", /*             139 */
1181         "F2L            ", /*             140 */
1182         "F2D            ", /*             141 */
1183         "D2I            ", /*             142 */
1184         "D2L            ", /*             143 */
1185         "D2F            ", /*             144 */
1186         "INT2BYTE       ", /*             145 */
1187         "INT2CHAR       ", /*             146 */
1188         "INT2SHORT      ", /*             147 */
1189         "LCMP           ", /*             148 */
1190         "FCMPL          ", /*             149 */
1191         "FCMPG          ", /*             150 */
1192         "DCMPL          ", /*             151 */
1193         "DCMPG          ", /*             152 */
1194         "IFEQ           ", /*             153 */
1195         "IFNE           ", /*             154 */
1196         "IFLT           ", /*             155 */
1197         "IFGE           ", /*             156 */
1198         "IFGT           ", /*             157 */
1199         "IFLE           ", /*             158 */
1200         "IF_ICMPEQ      ", /*             159 */
1201         "IF_ICMPNE      ", /*             160 */
1202         "IF_ICMPLT      ", /*             161 */
1203         "IF_ICMPGE      ", /*             162 */
1204         "IF_ICMPGT      ", /*             163 */
1205         "IF_ICMPLE      ", /*             164 */
1206         "IF_ACMPEQ      ", /*             165 */
1207         "IF_ACMPNE      ", /*             166 */
1208         "GOTO           ", /*             167 */
1209         "JSR            ", /*             168 */
1210         "RET            ", /*             169 */
1211         "TABLESWITCH    ", /*             170 */
1212         "LOOKUPSWITCH   ", /*             171 */
1213         "IRETURN        ", /*             172 */
1214         "LRETURN        ", /*             173 */
1215         "FRETURN        ", /*             174 */
1216         "DRETURN        ", /*             175 */
1217         "ARETURN        ", /*             176 */
1218         "RETURN         ", /*             177 */
1219         "GETSTATIC      ", /*             178 */
1220         "PUTSTATIC      ", /*             179 */
1221         "GETFIELD       ", /*             180 */
1222         "PUTFIELD       ", /*             181 */
1223         "INVOKEVIRTUAL  ", /*             182 */
1224         "INVOKESPECIAL  ", /*             183 */
1225         "INVOKESTATIC   ", /*             184 */
1226         "INVOKEINTERFACE", /*             185 */
1227         "UNDEF186       ", /*             186 */
1228         "NEW            ", /*             187 */
1229         "NEWARRAY       ", /*             188 */
1230         "ANEWARRAY      ", /*             189 */
1231         "ARRAYLENGTH    ", /*             190 */
1232         "ATHROW         ", /*             191 */
1233         "CHECKCAST      ", /*             192 */
1234         "INSTANCEOF     ", /*             193 */
1235         "MONITORENTER   ", /*             194 */
1236         "MONITOREXIT    ", /*             195 */
1237         "WIDE           ", /* WIDE        196 */
1238         "MULTIANEWARRAY ", /*             197 */
1239         "IFNULL         ", /*             198 */
1240         "IFNONNULL      ", /*             199 */
1241         "GOTO_W         ", /* GOTO_W      200 */
1242         "JSR_W          ", /* JSR_W       201 */
1243         "BREAKPOINT     ", /* BREAKPOINT  202 */
1244
1245                                 "UNDEF203", "UNDEF204", "UNDEF205",
1246         "UNDEF206", "UNDEF207", "UNDEF208", "UNDEF209", "UNDEF210",
1247         "UNDEF211", "UNDEF212", "UNDEF213", "UNDEF214", "UNDEF215",
1248         "UNDEF216", "UNDEF217", "UNDEF218", "UNDEF219", "UNDEF220",
1249         "UNDEF221", "UNDEF222", "UNDEF223", "UNDEF224", "UNDEF225",
1250         "UNDEF226", "UNDEF227", "UNDEF228", "UNDEF229", "UNDEF230",
1251         "UNDEF231", "UNDEF232", "UNDEF233", "UNDEF234", "UNDEF235",
1252         "UNDEF236", "UNDEF237", "UNDEF238", "UNDEF239", "UNDEF240",
1253         "UNDEF241", "UNDEF242", "UNDEF243", "UNDEF244", "UNDEF245",
1254         "UNDEF246", "UNDEF247", "UNDEF248", "UNDEF249", "UNDEF250",
1255         "UNDEF251", "UNDEF252", "UNDEF253", "UNDEF254", "UNDEF255"
1256 };
1257
1258
1259 /* jit_init ********************************************************************
1260
1261    Initializes the JIT subsystem.
1262
1263 *******************************************************************************/
1264
1265 void jit_init(void)
1266 {
1267         s4 i;
1268
1269         for (i = 0; i < 256; i++)
1270                 stackreq[i] = 1;
1271
1272         stackreq[JAVA_NOP]          = 0;
1273         stackreq[JAVA_ISTORE]       = 0;
1274         stackreq[JAVA_LSTORE]       = 0;
1275         stackreq[JAVA_FSTORE]       = 0;
1276         stackreq[JAVA_DSTORE]       = 0;
1277         stackreq[JAVA_ASTORE]       = 0;
1278         stackreq[JAVA_ISTORE_0]     = 0;
1279         stackreq[JAVA_ISTORE_1]     = 0;
1280         stackreq[JAVA_ISTORE_2]     = 0;
1281         stackreq[JAVA_ISTORE_3]     = 0;
1282         stackreq[JAVA_LSTORE_0]     = 0;
1283         stackreq[JAVA_LSTORE_1]     = 0;
1284         stackreq[JAVA_LSTORE_2]     = 0;
1285         stackreq[JAVA_LSTORE_3]     = 0;
1286         stackreq[JAVA_FSTORE_0]     = 0;
1287         stackreq[JAVA_FSTORE_1]     = 0;
1288         stackreq[JAVA_FSTORE_2]     = 0;
1289         stackreq[JAVA_FSTORE_3]     = 0;
1290         stackreq[JAVA_DSTORE_0]     = 0;
1291         stackreq[JAVA_DSTORE_1]     = 0;
1292         stackreq[JAVA_DSTORE_2]     = 0;
1293         stackreq[JAVA_DSTORE_3]     = 0;
1294         stackreq[JAVA_ASTORE_0]     = 0;
1295         stackreq[JAVA_ASTORE_1]     = 0;
1296         stackreq[JAVA_ASTORE_2]     = 0;
1297         stackreq[JAVA_ASTORE_3]     = 0;
1298         stackreq[JAVA_IASTORE]      = 0;
1299         stackreq[JAVA_LASTORE]      = 0;
1300         stackreq[JAVA_FASTORE]      = 0;
1301         stackreq[JAVA_DASTORE]      = 0;
1302         stackreq[JAVA_AASTORE]      = 0;
1303         stackreq[JAVA_BASTORE]      = 0;
1304         stackreq[JAVA_CASTORE]      = 0;
1305         stackreq[JAVA_SASTORE]      = 0;
1306         stackreq[JAVA_POP]          = 0;
1307         stackreq[JAVA_POP2]         = 0;
1308         stackreq[JAVA_IFEQ]         = 0;
1309         stackreq[JAVA_IFNE]         = 0;
1310         stackreq[JAVA_IFLT]         = 0;
1311         stackreq[JAVA_IFGE]         = 0;
1312         stackreq[JAVA_IFGT]         = 0;
1313         stackreq[JAVA_IFLE]         = 0;
1314         stackreq[JAVA_IF_ICMPEQ]    = 0;
1315         stackreq[JAVA_IF_ICMPNE]    = 0;
1316         stackreq[JAVA_IF_ICMPLT]    = 0;
1317         stackreq[JAVA_IF_ICMPGE]    = 0;
1318         stackreq[JAVA_IF_ICMPGT]    = 0;
1319         stackreq[JAVA_IF_ICMPLE]    = 0;
1320         stackreq[JAVA_IF_ACMPEQ]    = 0;
1321         stackreq[JAVA_IF_ACMPNE]    = 0;
1322         stackreq[JAVA_GOTO]         = 0;
1323         stackreq[JAVA_RET]          = 0;
1324         stackreq[JAVA_TABLESWITCH]  = 0;
1325         stackreq[JAVA_LOOKUPSWITCH] = 0;
1326         stackreq[JAVA_IRETURN]      = 0;
1327         stackreq[JAVA_LRETURN]      = 0;
1328         stackreq[JAVA_FRETURN]      = 0;
1329         stackreq[JAVA_DRETURN]      = 0;
1330         stackreq[JAVA_ARETURN]      = 0;
1331         stackreq[JAVA_RETURN]       = 0;
1332         stackreq[JAVA_PUTSTATIC]    = 0;
1333         stackreq[JAVA_PUTFIELD]     = 0;
1334         stackreq[JAVA_MONITORENTER] = 0;
1335         stackreq[JAVA_MONITOREXIT]  = 0;
1336         stackreq[JAVA_WIDE]         = 0;
1337         stackreq[JAVA_IFNULL]       = 0;
1338         stackreq[JAVA_IFNONNULL]    = 0;
1339         stackreq[JAVA_GOTO_W]       = 0;
1340         stackreq[JAVA_BREAKPOINT]   = 0;
1341         stackreq[JAVA_IINC]         = 0;
1342
1343         stackreq[JAVA_SWAP] = 2;
1344         stackreq[JAVA_DUP2] = 2;
1345         stackreq[JAVA_DUP_X1] = 3;
1346         stackreq[JAVA_DUP_X2] = 4;
1347         stackreq[JAVA_DUP2_X1] = 3;
1348         stackreq[JAVA_DUP2_X2] = 4;
1349
1350         /* initialize stack analysis subsystem */
1351
1352         (void) stack_init();
1353
1354         /* initialize codegen subsystem */
1355
1356         codegen_init();
1357 }
1358
1359
1360 /* jit_close *******************************************************************
1361
1362    Close the JIT subsystem.
1363
1364 *******************************************************************************/
1365
1366 void jit_close(void)
1367 {
1368         /* do nothing */
1369 }
1370
1371
1372 /* dummy function, used when there is no JavaVM code available                */
1373
1374 static u1 *do_nothing_function(void)
1375 {
1376         return NULL;
1377 }
1378
1379
1380 /* jit_compile *****************************************************************
1381
1382    Translates one method to machine code.
1383
1384 *******************************************************************************/
1385
1386 static u1 *jit_compile_intern(jitdata *jd);
1387
1388 u1 *jit_compile(methodinfo *m)
1389 {
1390         u1      *r;
1391         jitdata *jd;
1392         s4       dumpsize;
1393
1394         STATISTICS(count_jit_calls++);
1395
1396         /* Initialize the static function's class. */
1397
1398         /* ATTENTION: This MUST be done before the method lock is aquired,
1399            otherwise we could run into a deadlock with <clinit>'s that
1400            call static methods of it's own class. */
1401
1402         if ((m->flags & ACC_STATIC) && !(m->class->state & CLASS_INITIALIZED)) {
1403 #if !defined(NDEBUG)
1404                 if (initverbose)
1405                         log_message_class("Initialize class ", m->class);
1406 #endif
1407
1408                 if (!initialize_class(m->class))
1409                         return NULL;
1410
1411                 /* check if the method has been compiled during initialization */
1412
1413                 if ((m->code != NULL) && (m->code->entrypoint != NULL))
1414                         return m->code->entrypoint;
1415         }
1416
1417 #if defined(ENABLE_THREADS)
1418         /* enter a monitor on the method */
1419
1420         builtin_monitorenter((java_objectheader *) m);
1421 #endif
1422
1423         /* if method has been already compiled return immediately */
1424
1425         if (m->code) {
1426 #if defined(ENABLE_THREADS)
1427                 builtin_monitorexit((java_objectheader *) m);
1428 #endif
1429
1430                 assert(m->code->entrypoint);
1431                 return m->code->entrypoint;
1432         }
1433
1434         STATISTICS(count_methods++);
1435
1436 #if defined(ENABLE_STATISTICS)
1437         /* measure time */
1438
1439         if (opt_getcompilingtime)
1440                 compilingtime_start();
1441 #endif
1442
1443         /* mark start of dump memory area */
1444
1445         dumpsize = dump_size();
1446
1447         /* allocate jitdata structure and fill it */
1448
1449         jd = DNEW(jitdata);
1450
1451         jd->m     = m;
1452         jd->cd    = DNEW(codegendata);
1453         jd->rd    = DNEW(registerdata);
1454 #if defined(ENABLE_LOOP)
1455         jd->ld    = DNEW(loopdata);
1456 #endif
1457         jd->flags = 0;
1458
1459         /* Allocate codeinfo memory from the heap as we need to keep them. */
1460
1461         jd->code  = code_codeinfo_new(m); /* XXX check allocation */
1462
1463         /* set the flags for the current JIT run */
1464
1465         if (opt_ifconv)
1466                 jd->flags |= JITDATA_FLAG_IFCONV;
1467
1468 #if defined(ENABLE_JIT)
1469 # if defined(ENABLE_INTRP)
1470         if (!opt_intrp)
1471 # endif
1472                 /* initialize the register allocator */
1473
1474                 reg_setup(jd);
1475 #endif
1476
1477         /* setup the codegendata memory */
1478
1479         codegen_setup(jd);
1480
1481         /* now call internal compile function */
1482
1483         r = jit_compile_intern(jd);
1484
1485         /* clear pointers to dump memory area */
1486
1487         m->basicblocks     = NULL;
1488         m->basicblockindex = NULL;
1489         m->instructions    = NULL;
1490         m->stack           = NULL;
1491
1492         /* release dump area */
1493
1494         dump_release(dumpsize);
1495
1496 #if defined(ENABLE_STATISTICS)
1497         /* measure time */
1498
1499         if (opt_getcompilingtime)
1500                 compilingtime_stop();
1501 #endif
1502
1503
1504 #if defined(ENABLE_THREADS)
1505         /* leave the monitor */
1506
1507         builtin_monitorexit((java_objectheader *) m);
1508 #endif
1509
1510         if (r) {
1511                 DEBUG_JIT_COMPILEVERBOSE("Running: ");
1512
1513         } else {
1514                 /* We had an exception! Finish stuff here if necessary. */
1515
1516                 /* Release memory for basic block profiling information. */
1517
1518                 if (opt_prof)
1519                         if (m->bbfrequency)
1520                                 MFREE(m->bbfrequency, u4, m->basicblockcount);
1521         }
1522
1523         /* return pointer to the methods entry point */
1524
1525         return r;
1526 }
1527
1528 /* jit_compile_intern **********************************************************
1529
1530    Static internal function which does the actual compilation.
1531
1532 *******************************************************************************/
1533
1534 static u1 *jit_compile_intern(jitdata *jd)
1535 {
1536         methodinfo  *m;
1537         codegendata *cd;
1538         codeinfo    *code;
1539
1540 #if defined(ENABLE_RT_TIMING)
1541         struct timespec time_start,time_checks,time_parse,time_stack,
1542                                         time_typecheck,time_loop,time_ifconv,time_alloc,
1543                                         time_rplpoints,time_codegen;
1544 #endif
1545
1546         RT_TIMING_GET_TIME(time_start);
1547
1548         /* get required compiler data */
1549
1550         m    = jd->m;
1551         code = jd->code;
1552         cd   = jd->cd;
1553
1554         /* print log message for compiled method */
1555
1556         DEBUG_JIT_COMPILEVERBOSE("Compiling: ");
1557
1558         /* handle native methods and create a native stub */
1559
1560         if (m->flags & ACC_NATIVE) {
1561                 functionptr f;
1562
1563 #if defined(WITH_STATIC_CLASSPATH)
1564                 f = native_findfunction(m->class->name, m->name, m->descriptor,
1565                                                                 (m->flags & ACC_STATIC));
1566                 if (f == NULL)
1567                         return NULL;
1568 #else
1569
1570                 f = NULL;
1571 #endif
1572
1573                 code = codegen_createnativestub(f, m);
1574
1575                 assert(!m->code); /* native methods are never recompiled */
1576                 m->code = code;
1577
1578                 return code->entrypoint;
1579         }
1580
1581         /* if there is no javacode, print error message and return empty method   */
1582
1583         if (!m->jcode) {
1584                 DEBUG_JIT_COMPILEVERBOSE("No code given for: ");
1585
1586                 code->entrypoint = (u1 *) (ptrint) do_nothing_function;
1587                 m->code = code;
1588
1589                 return code->entrypoint;        /* return empty method                */
1590         }
1591
1592         /* initialisation of variables and subsystems */
1593
1594         m->isleafmethod = true;
1595
1596 #if defined(ENABLE_STATISTICS)
1597         if (opt_stat) {
1598                 count_tryblocks    += m->exceptiontablelength;
1599                 count_javacodesize += m->jcodelength + 18;
1600                 count_javaexcsize  += m->exceptiontablelength * SIZEOF_VOID_P;
1601         }
1602 #endif
1603
1604         RT_TIMING_GET_TIME(time_checks);
1605
1606         /* call the compiler passes ***********************************************/
1607
1608         DEBUG_JIT_COMPILEVERBOSE("Parsing: ");
1609
1610         /* call parse pass */
1611
1612         if (!parse(jd)) {
1613                 DEBUG_JIT_COMPILEVERBOSE("Exception while parsing: ");
1614
1615                 return NULL;
1616         }
1617         RT_TIMING_GET_TIME(time_parse);
1618
1619         DEBUG_JIT_COMPILEVERBOSE("Parsing done: ");
1620         DEBUG_JIT_COMPILEVERBOSE("Analysing: ");
1621
1622         /* call stack analysis pass */
1623
1624         if (!stack_analyse(jd)) {
1625                 DEBUG_JIT_COMPILEVERBOSE("Exception while analysing: ");
1626
1627                 return NULL;
1628         }
1629         RT_TIMING_GET_TIME(time_stack);
1630
1631         DEBUG_JIT_COMPILEVERBOSE("Analysing done: ");
1632
1633 #ifdef ENABLE_VERIFIER
1634         if (opt_verify) {
1635                 DEBUG_JIT_COMPILEVERBOSE("Typechecking: ");
1636
1637                 /* call typecheck pass */
1638                 if (!typecheck(jd)) {
1639                         DEBUG_JIT_COMPILEVERBOSE("Exception while typechecking: ");
1640
1641                         return NULL;
1642                 }
1643
1644                 DEBUG_JIT_COMPILEVERBOSE("Typechecking done: ");
1645         }
1646 #endif
1647         RT_TIMING_GET_TIME(time_typecheck);
1648
1649 #if defined(ENABLE_LOOP)
1650         if (opt_loops) {
1651                 depthFirst(jd);
1652                 analyseGraph(jd);
1653                 optimize_loops(jd);
1654         }
1655 #endif
1656         RT_TIMING_GET_TIME(time_loop);
1657
1658 #if defined(ENABLE_IFCONV)
1659         if (jd->flags & JITDATA_FLAG_IFCONV)
1660                 if (!ifconv_static(jd))
1661                         return NULL;
1662 #endif
1663         RT_TIMING_GET_TIME(time_ifconv);
1664
1665 #if defined(ENABLE_JIT)
1666 # if defined(ENABLE_INTRP)
1667         if (!opt_intrp) {
1668 # endif
1669                 DEBUG_JIT_COMPILEVERBOSE("Allocating registers: ");
1670
1671                 /* allocate registers */
1672 # if defined(ENABLE_LSRA)
1673                 if (opt_lsra) {
1674                         if (!lsra(jd))
1675                                 return NULL;
1676
1677                         STATISTICS(count_methods_allocated_by_lsra++);
1678
1679                 } else
1680 # endif /* defined(ENABLE_LSRA) */
1681                 {
1682                         STATISTICS(count_locals_conflicts += (cd->maxlocals - 1) * (cd->maxlocals));
1683
1684                         regalloc(jd);
1685                 }
1686
1687                 STATISTICS(reg_make_statistics(jd));
1688
1689                 DEBUG_JIT_COMPILEVERBOSE("Allocating registers done: ");
1690 # if defined(ENABLE_INTRP)
1691         }
1692 # endif
1693 #endif /* defined(ENABLE_JIT) */
1694         RT_TIMING_GET_TIME(time_alloc);
1695
1696         /* Allocate memory for basic block profiling information. This
1697            _must_ be done after loop optimization and register allocation,
1698            since they can change the basic block count. */
1699
1700         if (opt_prof)
1701                 m->bbfrequency = MNEW(u4, m->basicblockcount);
1702
1703         DEBUG_JIT_COMPILEVERBOSE("Generating code: ");
1704
1705         /* create the replacement points */
1706
1707         if (!replace_create_replacement_points(jd))
1708                 return NULL;
1709         RT_TIMING_GET_TIME(time_rplpoints);
1710
1711         /* now generate the machine code */
1712
1713 #if defined(ENABLE_JIT)
1714 # if defined(ENABLE_INTRP)
1715         if (opt_intrp) {
1716                 if (!intrp_codegen(jd)) {
1717                         DEBUG_JIT_COMPILEVERBOSE("Exception while generating code: ");
1718
1719                         return NULL;
1720                 }
1721         } else
1722 # endif
1723                 {
1724                         if (!codegen(jd)) {
1725                                 DEBUG_JIT_COMPILEVERBOSE("Exception while generating code: ");
1726
1727                                 return NULL;
1728                         }
1729                 }
1730 #else
1731         if (!intrp_codegen(jd)) {
1732                 DEBUG_JIT_COMPILEVERBOSE("Exception while generating code: ");
1733
1734                 return NULL;
1735         }
1736 #endif
1737         RT_TIMING_GET_TIME(time_codegen);
1738
1739         DEBUG_JIT_COMPILEVERBOSE("Generating code done: ");
1740
1741 #if !defined(NDEBUG)
1742         /* intermediate and assembly code listings */
1743
1744         if (opt_showintermediate) {
1745                 stack_show_method(jd);
1746
1747         } else if (opt_showdisassemble) {
1748 # if defined(ENABLE_DISASSEMBLER)
1749                 DISASSEMBLE(code->entrypoint,
1750                                         code->entrypoint + (code->mcodelength - cd->dseglen));
1751 # endif
1752         }
1753
1754         if (opt_showddatasegment)
1755                 dseg_display(jd);
1756 #endif
1757
1758         DEBUG_JIT_COMPILEVERBOSE("Compiling done: ");
1759
1760         /* switch to the newly generated code */
1761
1762         assert(code);
1763         assert(code->entrypoint);
1764
1765         /* add the current compile version to the methodinfo */
1766
1767         code->prev = m->code;
1768         m->code = code;
1769
1770         RT_TIMING_TIME_DIFF(time_start,time_checks,RT_TIMING_JIT_CHECKS);
1771         RT_TIMING_TIME_DIFF(time_checks,time_parse,RT_TIMING_JIT_PARSE);
1772         RT_TIMING_TIME_DIFF(time_parse,time_stack,RT_TIMING_JIT_STACK);
1773         RT_TIMING_TIME_DIFF(time_stack,time_typecheck,RT_TIMING_JIT_TYPECHECK);
1774         RT_TIMING_TIME_DIFF(time_typecheck,time_loop,RT_TIMING_JIT_LOOP);
1775         RT_TIMING_TIME_DIFF(time_loop,time_alloc,RT_TIMING_JIT_ALLOC);
1776         RT_TIMING_TIME_DIFF(time_alloc,time_rplpoints,RT_TIMING_JIT_RPLPOINTS);
1777         RT_TIMING_TIME_DIFF(time_rplpoints,time_codegen,RT_TIMING_JIT_CODEGEN);
1778         RT_TIMING_TIME_DIFF(time_start,time_codegen,RT_TIMING_JIT_TOTAL);
1779
1780         /* return pointer to the methods entry point */
1781
1782         return code->entrypoint;
1783 }
1784
1785
1786 /* jit_asm_compile *************************************************************
1787
1788    This method is called from asm_vm_call_method and does things like:
1789    create stackframe info for exceptions, compile the method, patch
1790    the entrypoint of the method into the calculated address in the JIT
1791    code, and flushes the instruction cache.
1792
1793 *******************************************************************************/
1794
1795 u1 *jit_asm_compile(methodinfo *m, u1 *mptr, u1 *sp, u1 *ra)
1796 {
1797         stackframeinfo  sfi;
1798         u1             *entrypoint;
1799         u1             *pa;
1800         ptrint         *p;
1801
1802         /* create the stackframeinfo (XPC is equal to RA) */
1803
1804         stacktrace_create_extern_stackframeinfo(&sfi, NULL, sp, ra, ra);
1805
1806         /* actually compile the method */
1807
1808         entrypoint = jit_compile(m);
1809
1810         /* remove the stackframeinfo */
1811
1812         stacktrace_remove_stackframeinfo(&sfi);
1813
1814         /* there was a problem during compilation */
1815
1816         if (entrypoint == NULL)
1817                 return NULL;
1818
1819         /* get the method patch address */
1820
1821         pa = md_get_method_patch_address(ra, &sfi, mptr);
1822
1823         /* patch the method entry point */
1824
1825         p = (ptrint *) pa;
1826
1827         *p = (ptrint) entrypoint;
1828
1829         /* flush the instruction cache */
1830
1831         md_icacheflush(pa, SIZEOF_VOID_P);
1832
1833         return entrypoint;
1834 }
1835
1836
1837 /*
1838  * These are local overrides for various environment variables in Emacs.
1839  * Please do not remove this and leave it at the end of the file, where
1840  * Emacs will automagically detect them.
1841  * ---------------------------------------------------------------------
1842  * Local variables:
1843  * mode: c
1844  * indent-tabs-mode: t
1845  * c-basic-offset: 4
1846  * tab-width: 4
1847  * End:
1848  * vim:noexpandtab:sw=4:ts=4:
1849  */