src/vm/jit/jit.c

   1 /* jit/jit.c - calls the code generation functions
   2
   3    Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
   4    R. Grafl, A. Krall, C. Kruegel, C. Oates, R. Obermaisser,
   5    M. Probst, S. Ring, E. Steiner, C. Thalinger, D. Thuernbeck,
   6    P. Tomsich, J. Wenninger
   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., 59 Temple Place - Suite 330, Boston, MA
  23    02111-1307, USA.
  24
  25    Contact: cacao@complang.tuwien.ac.at
  26
  27    Authors: Andreas Krall
  28             Reinhard Grafl
  29
  30    Changes: Edwin Steiner
  31
  32    $Id: jit.c 789 2003-12-16 14:46:55Z edwin $
  33
  34 */
  35
  36
  37 #include <stdlib.h>
  38 #include <string.h>
  39 #include "global.h"    /* we define _GNU_SOURCE there */
  40 #include "tables.h"
  41 #include "loader.h"
  42 #include "jit.h"
  43 #include "parse.h"
  44 #include "stack.h"
  45 #include "reg.h"
  46 #include "inline.h"
  47 #include "builtin.h"
  48 #include "native.h"
  49 #include "asmpart.h"
  50 #include "codegen.h"
  51 #include "types.h"
  52 #include "threads/thread.h"
  53 #include "disass.h"
  54 #include "loop/loop.h"
  55 #include "loop/graph.h"
  56 #include "loop/analyze.h"
  57 #include "toolbox/loging.h"
  58 #include "toolbox/memory.h"
  59
  60
  61 /* global switches ************************************************************/
  62
  63 bool getcompilingtime = false;
  64 long compilingtime = 0;
  65
  66 int  has_ext_instr_set = 0;
  67
  68 bool statistics = false;
  69
  70 int count_jit_calls = 0;
  71 int count_methods = 0;
  72 int count_spills = 0;
  73 int count_pcmd_activ = 0;
  74 int count_pcmd_drop = 0;
  75 int count_pcmd_zero = 0;
  76 int count_pcmd_const_store = 0;
  77 int count_pcmd_const_alu = 0;
  78 int count_pcmd_const_bra = 0;
  79 int count_pcmd_load = 0;
  80 int count_pcmd_move = 0;
  81 int count_load_instruction = 0;
  82 int count_pcmd_store = 0;
  83 int count_pcmd_store_comb = 0;
  84 int count_dup_instruction = 0;
  85 int count_pcmd_op = 0;
  86 int count_pcmd_mem = 0;
  87 int count_pcmd_met = 0;
  88 int count_pcmd_bra = 0;
  89 int count_pcmd_table = 0;
  90 int count_pcmd_return = 0;
  91 int count_pcmd_returnx = 0;
  92 int count_check_null = 0;
  93 int count_check_bound = 0;
  94 int count_max_basic_blocks = 0;
  95 int count_basic_blocks = 0;
  96 int count_javainstr = 0;
  97 int count_max_javainstr = 0;
  98 int count_javacodesize = 0;
  99 int count_javaexcsize = 0;
 100 int count_calls = 0;
 101 int count_tryblocks = 0;
 102 int count_code_len = 0;
 103 int count_data_len = 0;
 104 int count_cstub_len = 0;
 105 int count_nstub_len = 0;
 106 int count_max_new_stack = 0;
 107 int count_upper_bound_new_stack = 0;
 108 static int count_block_stack_init[11] = {
 109         0, 0, 0, 0, 0,
 110         0, 0, 0, 0, 0,
 111         0
 112 };
 113 int *count_block_stack = count_block_stack_init;
 114 static int count_analyse_iterations_init[5] = {
 115         0, 0, 0, 0, 0
 116 };
 117 int *count_analyse_iterations = count_analyse_iterations_init;
 118 static int count_method_bb_distribution_init[9] = {
 119         0, 0, 0, 0, 0,
 120         0, 0, 0, 0
 121 };
 122 int *count_method_bb_distribution = count_method_bb_distribution_init;
 123 static int count_block_size_distribution_init[18] = {
 124         0, 0, 0, 0, 0,
 125         0, 0, 0, 0, 0,
 126         0, 0, 0, 0, 0,
 127         0, 0, 0
 128 };
 129 int *count_block_size_distribution = count_block_size_distribution_init;
 130 static int count_store_length_init[21] = {
 131         0, 0, 0, 0, 0,
 132         0, 0, 0, 0, 0,
 133         0, 0, 0, 0, 0,
 134         0, 0, 0, 0, 0,
 135         0
 136 };
 137 int *count_store_length = count_store_length_init;
 138 static int count_store_depth_init[11] = {
 139         0, 0, 0, 0, 0,
 140         0, 0, 0, 0, 0,
 141         0
 142 };
 143 int *count_store_depth = count_store_depth_init;
 144
 145
 146
 147 /* global compiler variables **************************************************/
 148
 149                                 /* data about the currently compiled method   */
 150
 151 classinfo  *class;              /* class the compiled method belongs to       */
 152 methodinfo *method;             /* pointer to method info of compiled method  */
 153 static utf *descriptor;         /* type descriptor of compiled method         */
 154 int         mparamcount;        /* number of parameters (incl. this)          */
 155 u1         *mparamtypes;        /* types of all parameters (TYPE_INT, ...)    */
 156 static int mreturntype;         /* return type of method                      */
 157
 158 int maxstack;                   /* maximal JavaVM stack size                  */
 159 int maxlocals;                  /* maximal number of local JavaVM variables   */
 160 int jcodelength;                /* length of JavaVM-codes                     */
 161 u1 *jcode;                      /* pointer to start of JavaVM-code            */
 162 int exceptiontablelength;       /* length of exception table                  */
 163 xtable *extable;                /* pointer to start of exception table        */
 164 exceptiontable *raw_extable;
 165
 166 int block_count;                /* number of basic blocks                     */
 167 basicblock *block;              /* points to basic block array                */
 168 int *block_index;               /* a table which contains for every byte of   */
 169                                 /* JavaVM code a basic block index if at this */
 170                                 /* byte there is the start of a basic block   */
 171
 172 int instr_count;                /* number of JavaVM instructions              */
 173 instruction *instr;             /* points to intermediate code instructions   */
 174
 175 int stack_count;                /* number of stack elements                   */
 176 stackelement *stack;            /* points to intermediate code instructions   */
 177
 178 bool isleafmethod;              /* true if a method doesn't call subroutines  */
 179
 180 basicblock *last_block;         /* points to the end of the BB list           */
 181
 182 bool regs_ok;                   /* true if registers have been allocated      */
 183
 184 /* list of all classes used by the compiled method which have to be           */
 185 /* initialised (if not already done) before execution of this method          */
 186 chain *uninitializedclasses;
 187
 188 int stackreq[256];
 189
 190
 191 #if defined(__I386__)
 192 /* these define if a method has ICMDs which use %edx or %ecx */
 193 bool method_uses_ecx;
 194 bool method_uses_edx;
 195 #endif
 196
 197
 198 int jcommandsize[256] = {
 199
 200 #define JAVA_NOP               0
 201 #define ICMD_NOP               0
 202         1,
 203 #define JAVA_ACONST_NULL       1
 204 #define ICMD_ACONST            1        /* val.a = constant                   */
 205         1,
 206 #define JAVA_ICONST_M1         2
 207 #define ICMD_NULLCHECKPOP      2
 208         1,
 209 #define JAVA_ICONST_0          3
 210 #define ICMD_ICONST            3        /* val.i = constant                   */
 211         1,
 212 #define JAVA_ICONST_1          4
 213 #define ICMD_IREM0X10001       4
 214         1,
 215 #define JAVA_ICONST_2          5
 216 #define ICMD_IDIVPOW2          5        /* val.i = constant                   */
 217         1,
 218 #define JAVA_ICONST_3          6
 219 #define ICMD_LDIVPOW2          6        /* val.l = constant                   */
 220         1,
 221 #define JAVA_ICONST_4          7
 222         1,
 223 #define JAVA_ICONST_5          8
 224 #define ICMD_LREM0X10001       8
 225         1,
 226 #define JAVA_LCONST_0          9
 227 #define ICMD_LCONST            9        /* val.l = constant                   */
 228         1,
 229 #define JAVA_LCONST_1         10
 230 #define ICMD_LCMPCONST        10        /* val.l = constant                   */
 231         1,
 232 #define JAVA_FCONST_0         11
 233 #define ICMD_FCONST           11        /* val.f = constant                   */
 234         1,
 235 #define JAVA_FCONST_1         12
 236         1,
 237 #define JAVA_FCONST_2         13
 238 #define ICMD_ELSE_ICONST      13
 239         1,
 240 #define JAVA_DCONST_0         14
 241 #define ICMD_DCONST           14        /* val.d = constant                   */
 242         1,
 243 #define JAVA_DCONST_1         15
 244 #define ICMD_IFEQ_ICONST      15
 245         1,
 246 #define JAVA_BIPUSH           16
 247 #define ICMD_IFNE_ICONST      16
 248         2,
 249 #define JAVA_SIPUSH           17
 250 #define ICMD_IFLT_ICONST      17
 251         3,
 252 #define JAVA_LDC1             18
 253 #define ICMD_IFGE_ICONST      18
 254         2,
 255 #define JAVA_LDC2             19
 256 #define ICMD_IFGT_ICONST      19
 257         3,
 258 #define JAVA_LDC2W            20
 259 #define ICMD_IFLE_ICONST      20
 260         3,
 261                                             /* order of LOAD instructions must be */
 262                                             /* equal to order of TYPE_XXX defines */
 263 #define JAVA_ILOAD            21
 264 #define ICMD_ILOAD            21        /* op1 = local variable               */
 265         2,
 266 #define JAVA_LLOAD            22
 267 #define ICMD_LLOAD            22        /* op1 = local variable               */
 268         2,
 269 #define JAVA_FLOAD            23
 270 #define ICMD_FLOAD            23        /* op1 = local variable               */
 271         2,
 272 #define JAVA_DLOAD            24
 273 #define ICMD_DLOAD            24        /* op1 = local variable               */
 274         2,
 275 #define JAVA_ALOAD            25
 276 #define ICMD_ALOAD            25        /* op1 = local variable               */
 277         2,
 278 #define JAVA_ILOAD_0          26
 279 #define ICMD_IADDCONST        26        /* val.i = constant                   */
 280         1,
 281 #define JAVA_ILOAD_1          27
 282 #define ICMD_ISUBCONST        27        /* val.i = constant                   */
 283         1,
 284 #define JAVA_ILOAD_2          28
 285 #define ICMD_IMULCONST        28        /* val.i = constant                   */
 286         1,
 287 #define JAVA_ILOAD_3          29
 288 #define ICMD_IANDCONST        29        /* val.i = constant                   */
 289         1,
 290 #define JAVA_LLOAD_0          30
 291 #define ICMD_IORCONST         30        /* val.i = constant                   */
 292         1,
 293 #define JAVA_LLOAD_1          31
 294 #define ICMD_IXORCONST        31        /* val.i = constant                   */
 295         1,
 296 #define JAVA_LLOAD_2          32
 297 #define ICMD_ISHLCONST        32        /* val.i = constant                   */
 298         1,
 299 #define JAVA_LLOAD_3          33
 300 #define ICMD_ISHRCONST        33        /* val.i = constant                   */
 301         1,
 302 #define JAVA_FLOAD_0          34
 303 #define ICMD_IUSHRCONST       34        /* val.i = constant                   */
 304         1,
 305 #define JAVA_FLOAD_1          35
 306 #define ICMD_IREMPOW2         35        /* val.i = constant                   */
 307         1,
 308 #define JAVA_FLOAD_2          36
 309 #define ICMD_LADDCONST        36        /* val.l = constant                   */
 310         1,
 311 #define JAVA_FLOAD_3          37
 312 #define ICMD_LSUBCONST        37        /* val.l = constant                   */
 313         1,
 314 #define JAVA_DLOAD_0          38
 315 #define ICMD_LMULCONST        38        /* val.l = constant                   */
 316         1,
 317 #define JAVA_DLOAD_1          39
 318 #define ICMD_LANDCONST        39        /* val.l = constant                   */
 319         1,
 320 #define JAVA_DLOAD_2          40
 321 #define ICMD_LORCONST         40        /* val.l = constant                   */
 322         1,
 323 #define JAVA_DLOAD_3          41
 324 #define ICMD_LXORCONST        41        /* val.l = constant                   */
 325         1,
 326 #define JAVA_ALOAD_0          42
 327 #define ICMD_LSHLCONST        42        /* val.l = constant                   */
 328         1,
 329 #define JAVA_ALOAD_1          43
 330 #define ICMD_LSHRCONST        43        /* val.l = constant                   */
 331         1,
 332 #define JAVA_ALOAD_2          44
 333 #define ICMD_LUSHRCONST       44        /* val.l = constant                   */
 334         1,
 335 #define JAVA_ALOAD_3          45
 336 #define ICMD_LREMPOW2         45        /* val.l = constant                   */
 337         1,
 338 #define JAVA_IALOAD           46
 339 #define ICMD_IALOAD           46
 340         1,
 341 #define JAVA_LALOAD           47
 342 #define ICMD_LALOAD           47
 343         1,
 344 #define JAVA_FALOAD           48
 345 #define ICMD_FALOAD           48
 346         1,
 347 #define JAVA_DALOAD           49
 348 #define ICMD_DALOAD           49
 349         1,
 350 #define JAVA_AALOAD           50
 351 #define ICMD_AALOAD           50
 352         1,
 353 #define JAVA_BALOAD           51
 354 #define ICMD_BALOAD           51
 355         1,
 356 #define JAVA_CALOAD           52
 357 #define ICMD_CALOAD           52
 358         1,
 359 #define JAVA_SALOAD           53
 360 #define ICMD_SALOAD           53
 361         1,
 362                                             /* order of STORE instructions must be*/
 363                                             /* equal to order of TYPE_XXX defines */
 364 #define JAVA_ISTORE           54
 365 #define ICMD_ISTORE           54        /* op1 = local variable               */
 366         2,
 367 #define JAVA_LSTORE           55
 368 #define ICMD_LSTORE           55        /* op1 = local variable               */
 369         2,
 370 #define JAVA_FSTORE           56
 371 #define ICMD_FSTORE           56        /* op1 = local variable               */
 372         2,
 373 #define JAVA_DSTORE           57
 374 #define ICMD_DSTORE           57        /* op1 = local variable               */
 375         2,
 376 #define JAVA_ASTORE           58
 377 #define ICMD_ASTORE           58        /* op1 = local variable               */
 378         2,
 379 #define JAVA_ISTORE_0         59
 380 #define ICMD_IF_LEQ           59        /* op1 = target JavaVM pc, val.l      */
 381         1,
 382 #define JAVA_ISTORE_1         60
 383 #define ICMD_IF_LNE           60        /* op1 = target JavaVM pc, val.l      */
 384         1,
 385 #define JAVA_ISTORE_2         61
 386 #define ICMD_IF_LLT           61        /* op1 = target JavaVM pc, val.l      */
 387         1,
 388 #define JAVA_ISTORE_3         62
 389 #define ICMD_IF_LGE           62        /* op1 = target JavaVM pc, val.l      */
 390         1,
 391 #define JAVA_LSTORE_0         63
 392 #define ICMD_IF_LGT           63        /* op1 = target JavaVM pc, val.l      */
 393         1,
 394 #define JAVA_LSTORE_1         64
 395 #define ICMD_IF_LLE           64        /* op1 = target JavaVM pc, val.l      */
 396         1,
 397 #define JAVA_LSTORE_2         65
 398 #define ICMD_IF_LCMPEQ        65        /* op1 = target JavaVM pc             */
 399         1,
 400 #define JAVA_LSTORE_3         66
 401 #define ICMD_IF_LCMPNE        66        /* op1 = target JavaVM pc             */
 402         1,
 403 #define JAVA_FSTORE_0         67
 404 #define ICMD_IF_LCMPLT        67        /* op1 = target JavaVM pc             */
 405         1,
 406 #define JAVA_FSTORE_1         68
 407 #define ICMD_IF_LCMPGE        68        /* op1 = target JavaVM pc             */
 408         1,
 409 #define JAVA_FSTORE_2         69
 410 #define ICMD_IF_LCMPGT        69        /* op1 = target JavaVM pc             */
 411         1,
 412 #define JAVA_FSTORE_3         70
 413 #define ICMD_IF_LCMPLE        70        /* op1 = target JavaVM pc             */
 414         1,
 415 #define JAVA_DSTORE_0         71
 416         1,
 417 #define JAVA_DSTORE_1         72
 418         1,
 419 #define JAVA_DSTORE_2         73
 420         1,
 421 #define JAVA_DSTORE_3         74
 422         1,
 423 #define JAVA_ASTORE_0         75
 424         1,
 425 #define JAVA_ASTORE_1         76
 426         1,
 427 #define JAVA_ASTORE_2         77
 428         1,
 429 #define JAVA_ASTORE_3         78
 430         1,
 431 #define JAVA_IASTORE          79
 432 #define ICMD_IASTORE          79
 433         1,
 434 #define JAVA_LASTORE          80
 435 #define ICMD_LASTORE          80
 436         1,
 437 #define JAVA_FASTORE          81
 438 #define ICMD_FASTORE          81
 439         1,
 440 #define JAVA_DASTORE          82
 441 #define ICMD_DASTORE          82
 442         1,
 443 #define JAVA_AASTORE          83
 444 #define ICMD_AASTORE          83
 445         1,
 446 #define JAVA_BASTORE          84
 447 #define ICMD_BASTORE          84
 448         1,
 449 #define JAVA_CASTORE          85
 450 #define ICMD_CASTORE          85
 451         1,
 452 #define JAVA_SASTORE          86
 453 #define ICMD_SASTORE          86
 454         1,
 455 #define JAVA_POP              87
 456 #define ICMD_POP              87
 457         1,
 458 #define JAVA_POP2             88
 459 #define ICMD_POP2             88
 460         1,
 461 #define JAVA_DUP              89
 462 #define ICMD_DUP              89
 463         1,
 464 #define JAVA_DUP_X1           90
 465 #define ICMD_DUP_X1           90
 466         1,
 467 #define JAVA_DUP_X2           91
 468 #define ICMD_DUP_X2           91
 469         1,
 470 #define JAVA_DUP2             92
 471 #define ICMD_DUP2             92
 472         1,
 473 #define JAVA_DUP2_X1          93
 474 #define ICMD_DUP2_X1          93
 475         1,
 476 #define JAVA_DUP2_X2          94
 477 #define ICMD_DUP2_X2          94
 478         1,
 479 #define JAVA_SWAP             95
 480 #define ICMD_SWAP             95
 481         1,
 482 #define JAVA_IADD             96
 483 #define ICMD_IADD             96
 484         1,
 485 #define JAVA_LADD             97
 486 #define ICMD_LADD             97
 487         1,
 488 #define JAVA_FADD             98
 489 #define ICMD_FADD             98
 490         1,
 491 #define JAVA_DADD             99
 492 #define ICMD_DADD             99
 493         1,
 494 #define JAVA_ISUB             100
 495 #define ICMD_ISUB             100
 496         1,
 497 #define JAVA_LSUB             101
 498 #define ICMD_LSUB             101
 499         1,
 500 #define JAVA_FSUB             102
 501 #define ICMD_FSUB             102
 502         1,
 503 #define JAVA_DSUB             103
 504 #define ICMD_DSUB             103
 505         1,
 506 #define JAVA_IMUL             104
 507 #define ICMD_IMUL             104
 508         1,
 509 #define JAVA_LMUL             105
 510 #define ICMD_LMUL             105
 511         1,
 512 #define JAVA_FMUL             106
 513 #define ICMD_FMUL             106
 514         1,
 515 #define JAVA_DMUL             107
 516 #define ICMD_DMUL             107
 517         1,
 518 #define JAVA_IDIV             108
 519 #define ICMD_IDIV             108
 520         1,
 521 #define JAVA_LDIV             109
 522 #define ICMD_LDIV             109
 523         1,
 524 #define JAVA_FDIV             110
 525 #define ICMD_FDIV             110
 526         1,
 527 #define JAVA_DDIV             111
 528 #define ICMD_DDIV             111
 529         1,
 530 #define JAVA_IREM             112
 531 #define ICMD_IREM             112
 532         1,
 533 #define JAVA_LREM             113
 534 #define ICMD_LREM             113
 535         1,
 536 #define JAVA_FREM             114
 537 #define ICMD_FREM             114
 538         1,
 539 #define JAVA_DREM             115
 540 #define ICMD_DREM             115
 541         1,
 542 #define JAVA_INEG             116
 543 #define ICMD_INEG             116
 544         1,
 545 #define JAVA_LNEG             117
 546 #define ICMD_LNEG             117
 547         1,
 548 #define JAVA_FNEG             118
 549 #define ICMD_FNEG             118
 550         1,
 551 #define JAVA_DNEG             119
 552 #define ICMD_DNEG             119
 553         1,
 554 #define JAVA_ISHL             120
 555 #define ICMD_ISHL             120
 556         1,
 557 #define JAVA_LSHL             121
 558 #define ICMD_LSHL             121
 559         1,
 560 #define JAVA_ISHR             122
 561 #define ICMD_ISHR             122
 562         1,
 563 #define JAVA_LSHR             123
 564 #define ICMD_LSHR             123
 565         1,
 566 #define JAVA_IUSHR            124
 567 #define ICMD_IUSHR            124
 568         1,
 569 #define JAVA_LUSHR            125
 570 #define ICMD_LUSHR            125
 571         1,
 572 #define JAVA_IAND             126
 573 #define ICMD_IAND             126
 574         1,
 575 #define JAVA_LAND             127
 576 #define ICMD_LAND             127
 577         1,
 578 #define JAVA_IOR              128
 579 #define ICMD_IOR              128
 580         1,
 581 #define JAVA_LOR              129
 582 #define ICMD_LOR              129
 583         1,
 584 #define JAVA_IXOR             130
 585 #define ICMD_IXOR             130
 586         1,
 587 #define JAVA_LXOR             131
 588 #define ICMD_LXOR             131
 589         1,
 590 #define JAVA_IINC             132
 591 #define ICMD_IINC             132   /* op1 = local variable, val.i = constant */
 592         3,
 593 #define JAVA_I2L              133
 594 #define ICMD_I2L              133
 595         1,
 596 #define JAVA_I2F              134
 597 #define ICMD_I2F              134
 598         1,
 599 #define JAVA_I2D              135
 600 #define ICMD_I2D              135
 601         1,
 602 #define JAVA_L2I              136
 603 #define ICMD_L2I              136
 604         1,
 605 #define JAVA_L2F              137
 606 #define ICMD_L2F              137
 607         1,
 608 #define JAVA_L2D              138
 609 #define ICMD_L2D              138
 610         1,
 611 #define JAVA_F2I              139
 612 #define ICMD_F2I              139
 613         1,
 614 #define JAVA_F2L              140
 615 #define ICMD_F2L              140
 616         1,
 617 #define JAVA_F2D              141
 618 #define ICMD_F2D              141
 619         1,
 620 #define JAVA_D2I              142
 621 #define ICMD_D2I              142
 622         1,
 623 #define JAVA_D2L              143
 624 #define ICMD_D2L              143
 625         1,
 626 #define JAVA_D2F              144
 627 #define ICMD_D2F              144
 628         1,
 629 #define JAVA_INT2BYTE         145
 630 #define ICMD_INT2BYTE         145
 631         1,
 632 #define JAVA_INT2CHAR         146
 633 #define ICMD_INT2CHAR         146
 634         1,
 635 #define JAVA_INT2SHORT        147
 636 #define ICMD_INT2SHORT        147
 637         1,
 638 #define JAVA_LCMP             148
 639 #define ICMD_LCMP             148
 640         1,
 641 #define JAVA_FCMPL            149
 642 #define ICMD_FCMPL            149
 643         1,
 644 #define JAVA_FCMPG            150
 645 #define ICMD_FCMPG            150
 646         1,
 647 #define JAVA_DCMPL            151
 648 #define ICMD_DCMPL            151
 649         1,
 650 #define JAVA_DCMPG            152
 651 #define ICMD_DCMPG            152
 652         1,
 653 #define JAVA_IFEQ             153
 654 #define ICMD_IFEQ             153       /* op1 = target JavaVM pc, val.i      */
 655         3,
 656 #define JAVA_IFNE             154
 657 #define ICMD_IFNE             154       /* op1 = target JavaVM pc, val.i      */
 658         3,
 659 #define JAVA_IFLT             155
 660 #define ICMD_IFLT             155       /* op1 = target JavaVM pc, val.i      */
 661         3,
 662 #define JAVA_IFGE             156
 663 #define ICMD_IFGE             156       /* op1 = target JavaVM pc, val.i      */
 664         3,
 665 #define JAVA_IFGT             157
 666 #define ICMD_IFGT             157       /* op1 = target JavaVM pc, val.i      */
 667         3,
 668 #define JAVA_IFLE             158
 669 #define ICMD_IFLE             158       /* op1 = target JavaVM pc, val.i      */
 670         3,
 671 #define JAVA_IF_ICMPEQ        159
 672 #define ICMD_IF_ICMPEQ        159       /* op1 = target JavaVM pc             */
 673         3,
 674 #define JAVA_IF_ICMPNE        160
 675 #define ICMD_IF_ICMPNE        160       /* op1 = target JavaVM pc             */
 676         3,
 677 #define JAVA_IF_ICMPLT        161
 678 #define ICMD_IF_ICMPLT        161       /* op1 = target JavaVM pc             */
 679         3,
 680 #define JAVA_IF_ICMPGE        162
 681 #define ICMD_IF_ICMPGE        162       /* op1 = target JavaVM pc             */
 682         3,
 683 #define JAVA_IF_ICMPGT        163
 684 #define ICMD_IF_ICMPGT        163       /* op1 = target JavaVM pc             */
 685         3,
 686 #define JAVA_IF_ICMPLE        164
 687 #define ICMD_IF_ICMPLE        164       /* op1 = target JavaVM pc             */
 688         3,
 689 #define JAVA_IF_ACMPEQ        165
 690 #define ICMD_IF_ACMPEQ        165       /* op1 = target JavaVM pc             */
 691         3,
 692 #define JAVA_IF_ACMPNE        166
 693 #define ICMD_IF_ACMPNE        166       /* op1 = target JavaVM pc             */
 694         3,
 695 #define JAVA_GOTO             167
 696 #define ICMD_GOTO             167       /* op1 = target JavaVM pc             */
 697         3,
 698 #define JAVA_JSR              168
 699 #define ICMD_JSR              168       /* op1 = target JavaVM pc             */
 700         3,
 701 #define JAVA_RET              169
 702 #define ICMD_RET              169       /* op1 = local variable               */
 703         2,
 704 #define JAVA_TABLESWITCH      170
 705 #define ICMD_TABLESWITCH      170       /* val.a = pointer to s4 table        */
 706         0,                                  /* length must be computed            */
 707 #define JAVA_LOOKUPSWITCH     171
 708 #define ICMD_LOOKUPSWITCH     171       /* val.a = pointer to s4 table        */
 709         0,                                  /* length must be computed            */
 710 #define JAVA_IRETURN          172
 711 #define ICMD_IRETURN          172
 712         1,
 713 #define JAVA_LRETURN          173
 714 #define ICMD_LRETURN          173
 715         1,
 716 #define JAVA_FRETURN          174
 717 #define ICMD_FRETURN          174
 718         1,
 719 #define JAVA_DRETURN          175
 720 #define ICMD_DRETURN          175
 721         1,
 722 #define JAVA_ARETURN          176
 723 #define ICMD_ARETURN          176
 724         1,
 725 #define JAVA_RETURN           177
 726 #define ICMD_RETURN           177
 727         1,
 728 #define JAVA_GETSTATIC        178
 729 #define ICMD_GETSTATIC        178       /* op1 = type, val.a = field address  */
 730         3,
 731 #define JAVA_PUTSTATIC        179
 732 #define ICMD_PUTSTATIC        179       /* op1 = type, val.a = field address  */
 733         3,
 734 #define JAVA_GETFIELD         180
 735 #define ICMD_GETFIELD         180       /* op1 = type, val.i = field offset   */
 736         3,
 737 #define JAVA_PUTFIELD         181
 738 #define ICMD_PUTFIELD         181       /* op1 = type, val.i = field offset   */
 739         3,
 740 #define JAVA_INVOKEVIRTUAL    182
 741 #define ICMD_INVOKEVIRTUAL    182       /* val.a = method info pointer        */
 742         3,
 743 #define JAVA_INVOKESPECIAL    183
 744 #define ICMD_INVOKESPECIAL    183       /* val.a = method info pointer        */
 745         3,
 746 #define JAVA_INVOKESTATIC     184
 747 #define ICMD_INVOKESTATIC     184       /* val.a = method info pointer        */
 748         3,
 749 #define JAVA_INVOKEINTERFACE  185
 750 #define ICMD_INVOKEINTERFACE  185       /* val.a = method info pointer        */
 751         5,
 752 #define ICMD_CHECKASIZE       186       /*                                    */
 753         1, /* unused */
 754 #define JAVA_NEW              187
 755 #define ICMD_NEW              187       /* op1 = 1, val.a = class pointer     */
 756         3,
 757 #define JAVA_NEWARRAY         188
 758 #define ICMD_NEWARRAY         188       /* op1 = basic type                   */
 759         2,
 760 #define JAVA_ANEWARRAY        189
 761 #define ICMD_ANEWARRAY        189       /* op1 = 0, val.a = array pointer     */
 762         3,                                  /* op1 = 1, val.a = class pointer     */
 763 #define JAVA_ARRAYLENGTH      190
 764 #define ICMD_ARRAYLENGTH      190
 765         1,
 766 #define JAVA_ATHROW           191
 767 #define ICMD_ATHROW           191
 768         1,
 769 #define JAVA_CHECKCAST        192
 770 #define ICMD_CHECKCAST        192       /* op1 = 0, val.a = array pointer     */
 771         3,                                  /* op1 = 1, val.a = class pointer     */
 772 #define JAVA_INSTANCEOF       193
 773 #define ICMD_INSTANCEOF       193       /* op1 = 0, val.a = array pointer     */
 774         3,                                  /* op1 = 1, val.a = class pointer     */
 775 #define JAVA_MONITORENTER     194
 776 #define ICMD_MONITORENTER     194
 777         1,
 778 #define JAVA_MONITOREXIT      195
 779 #define ICMD_MONITOREXIT      195
 780         1,
 781 #define JAVA_WIDE             196
 782         0, /* length must be computed */
 783 #define JAVA_MULTIANEWARRAY   197
 784 #define ICMD_MULTIANEWARRAY   197       /* op1 = dimension, val.a = array     */
 785         4,                                  /* pointer                            */
 786 #define JAVA_IFNULL           198
 787 #define ICMD_IFNULL           198       /* op1 = target JavaVM pc             */
 788         3,
 789 #define JAVA_IFNONNULL        199
 790 #define ICMD_IFNONNULL        199       /* op1 = target JavaVM pc             */
 791         3,
 792 #define JAVA_GOTO_W           200
 793         5,
 794 #define JAVA_JSR_W            201
 795         5,
 796 #define JAVA_BREAKPOINT       202
 797         1,
 798
 799             1,1,1,1,1,1,1,1,            /* unused */
 800         1,1,1,1,1,1,1,1,1,1,
 801         1,1,1,1,1,1,1,1,1,1,
 802         1,1,1,1,1,1,1,1,1,1,
 803         1,1,1,1,1,1,1,1,1,1,
 804         1,1,1,1,1
 805 };
 806
 807
 808 char *icmd_names[256] = {
 809         "NOP          ", /*               0 */
 810         "ACONST       ", /*               1 */
 811         "NULLCHECKPOP ", /* ICONST_M1     2 */
 812         "ICONST       ", /*               3 */
 813         "IREM0X10001  ", /* ICONST_1      4 */
 814         "IDIVPOW2     ", /* ICONST_2      5 */
 815         "LDIVPOW2     ", /* ICONST_3      6 */
 816         "UNDEF__7     ", /* ICONST_4      7 */
 817         "LREM0X10001  ", /* ICONST_5      8 */
 818         "LCONST       ", /*               9 */
 819         "LCMPCONST    ", /* LCONST_1     10 */
 820         "FCONST       ", /*              11 */
 821         "UNDEF_12     ", /* FCONST_1     12 */
 822         "ELSE_ICONST  ", /* FCONST_2     13 */
 823         "DCONST       ", /*              14 */
 824         "IFEQ_ICONST  ", /* DCONST_1     15 */
 825         "IFNE_ICONST  ", /* BIPUSH       16 */
 826         "IFLT_ICONST  ", /* SIPUSH       17 */
 827         "IFGE_ICONST  ", /* LDC1         18 */
 828         "IFGT_ICONST  ", /* LDC2         19 */
 829         "IFLE_ICONST  ", /* LDC2W        20 */
 830         "ILOAD        ", /*              21 */
 831         "LLOAD        ", /*              22 */
 832         "FLOAD        ", /*              23 */
 833         "DLOAD        ", /*              24 */
 834         "ALOAD        ", /*              25 */
 835         "IADDCONST    ", /* ILOAD_0      26 */
 836         "ISUBCONST    ", /* ILOAD_1      27 */
 837         "IMULCONST    ", /* ILOAD_2      28 */
 838         "IANDCONST    ", /* ILOAD_3      29 */
 839         "IORCONST     ", /* LLOAD_0      30 */
 840         "IXORCONST    ", /* LLOAD_1      31 */
 841         "ISHLCONST    ", /* LLOAD_2      32 */
 842         "ISHRCONST    ", /* LLOAD_3      33 */
 843         "IUSHRCONST   ", /* FLOAD_0      34 */
 844         "IREMPOW2     ", /* FLOAD_1      35 */
 845         "LADDCONST    ", /* FLOAD_2      36 */
 846         "LSUBCONST    ", /* FLOAD_3      37 */
 847         "LMULCONST    ", /* DLOAD_0      38 */
 848         "LANDCONST    ", /* DLOAD_1      39 */
 849         "LORCONST     ", /* DLOAD_2      40 */
 850         "LXORCONST    ", /* DLOAD_3      41 */
 851         "LSHLCONST    ", /* ALOAD_0      42 */
 852         "LSHRCONST    ", /* ALOAD_1      43 */
 853         "LUSHRCONST   ", /* ALOAD_2      44 */
 854         "LREMPOW2     ", /* ALOAD_3      45 */
 855         "IALOAD       ", /*              46 */
 856         "LALOAD       ", /*              47 */
 857         "FALOAD       ", /*              48 */
 858         "DALOAD       ", /*              49 */
 859         "AALOAD       ", /*              50 */
 860         "BALOAD       ", /*              51 */
 861         "CALOAD       ", /*              52 */
 862         "SALOAD       ", /*              53 */
 863         "ISTORE       ", /*              54 */
 864         "LSTORE       ", /*              55 */
 865         "FSTORE       ", /*              56 */
 866         "DSTORE       ", /*              57 */
 867         "ASTORE       ", /*              58 */
 868         "IF_LEQ       ", /* ISTORE_0     59 */
 869         "IF_LNE       ", /* ISTORE_1     60 */
 870         "IF_LLT       ", /* ISTORE_2     61 */
 871         "IF_LGE       ", /* ISTORE_3     62 */
 872         "IF_LGT       ", /* LSTORE_0     63 */
 873         "IF_LLE       ", /* LSTORE_1     64 */
 874         "IF_LCMPEQ    ", /* LSTORE_2     65 */
 875         "IF_LCMPNE    ", /* LSTORE_3     66 */
 876         "IF_LCMPLT    ", /* FSTORE_0     67 */
 877         "IF_LCMPGE    ", /* FSTORE_1     68 */
 878         "IF_LCMPGT    ", /* FSTORE_2     69 */
 879         "IF_LCMPLE    ", /* FSTORE_3     70 */
 880         "UNDEF_71     ", /* DSTORE_0     71 */
 881         "UNDEF_72     ", /* DSTORE_1     72 */
 882         "UNDEF_73     ", /* DSTORE_2     73 */
 883         "UNDEF_74     ", /* DSTORE_3     74 */
 884         "UNDEF_75     ", /* ASTORE_0     75 */
 885         "UNDEF_76     ", /* ASTORE_1     76 */
 886         "UNDEF_77     ", /* ASTORE_2     77 */
 887         "UNDEF_78     ", /* ASTORE_3     78 */
 888         "IASTORE      ", /*              79 */
 889         "LASTORE      ", /*              80 */
 890         "FASTORE      ", /*              81 */
 891         "DASTORE      ", /*              82 */
 892         "AASTORE      ", /*              83 */
 893         "BASTORE      ", /*              84 */
 894         "CASTORE      ", /*              85 */
 895         "SASTORE      ", /*              86 */
 896         "POP          ", /*              87 */
 897         "POP2         ", /*              88 */
 898         "DUP          ", /*              89 */
 899         "DUP_X1       ", /*              90 */
 900         "DUP_X2       ", /*              91 */
 901         "DUP2         ", /*              92 */
 902         "DUP2_X1      ", /*              93 */
 903         "DUP2_X2      ", /*              94 */
 904         "SWAP         ", /*              95 */
 905         "IADD         ", /*              96 */
 906         "LADD         ", /*              97 */
 907         "FADD         ", /*              98 */
 908         "DADD         ", /*              99 */
 909         "ISUB         ", /*             100 */
 910         "LSUB         ", /*             101 */
 911         "FSUB         ", /*             102 */
 912         "DSUB         ", /*             103 */
 913         "IMUL         ", /*             104 */
 914         "LMUL         ", /*             105 */
 915         "FMUL         ", /*             106 */
 916         "DMUL         ", /*             107 */
 917         "IDIV         ", /*             108 */
 918         "LDIV         ", /*             109 */
 919         "FDIV         ", /*             110 */
 920         "DDIV         ", /*             111 */
 921         "IREM         ", /*             112 */
 922         "LREM         ", /*             113 */
 923         "FREM         ", /*             114 */
 924         "DREM         ", /*             115 */
 925         "INEG         ", /*             116 */
 926         "LNEG         ", /*             117 */
 927         "FNEG         ", /*             118 */
 928         "DNEG         ", /*             119 */
 929         "ISHL         ", /*             120 */
 930         "LSHL         ", /*             121 */
 931         "ISHR         ", /*             122 */
 932         "LSHR         ", /*             123 */
 933         "IUSHR        ", /*             124 */
 934         "LUSHR        ", /*             125 */
 935         "IAND         ", /*             126 */
 936         "LAND         ", /*             127 */
 937         "IOR          ", /*             128 */
 938         "LOR          ", /*             129 */
 939         "IXOR         ", /*             130 */
 940         "LXOR         ", /*             131 */
 941         "IINC         ", /*             132 */
 942         "I2L          ", /*             133 */
 943         "I2F          ", /*             134 */
 944         "I2D          ", /*             135 */
 945         "L2I          ", /*             136 */
 946         "L2F          ", /*             137 */
 947         "L2D          ", /*             138 */
 948         "F2I          ", /*             139 */
 949         "F2L          ", /*             140 */
 950         "F2D          ", /*             141 */
 951         "D2I          ", /*             142 */
 952         "D2L          ", /*             143 */
 953         "D2F          ", /*             144 */
 954         "INT2BYTE     ", /*             145 */
 955         "INT2CHAR     ", /*             146 */
 956         "INT2SHORT    ", /*             147 */
 957         "LCMP         ", /*             148 */
 958         "FCMPL        ", /*             149 */
 959         "FCMPG        ", /*             150 */
 960         "DCMPL        ", /*             151 */
 961         "DCMPG        ", /*             152 */
 962         "IFEQ         ", /*             153 */
 963         "IFNE         ", /*             154 */
 964         "IFLT         ", /*             155 */
 965         "IFGE         ", /*             156 */
 966         "IFGT         ", /*             157 */
 967         "IFLE         ", /*             158 */
 968         "IF_ICMPEQ    ", /*             159 */
 969         "IF_ICMPNE    ", /*             160 */
 970         "IF_ICMPLT    ", /*             161 */
 971         "IF_ICMPGE    ", /*             162 */
 972         "IF_ICMPGT    ", /*             163 */
 973         "IF_ICMPLE    ", /*             164 */
 974         "IF_ACMPEQ    ", /*             165 */
 975         "IF_ACMPNE    ", /*             166 */
 976         "GOTO         ", /*             167 */
 977         "JSR          ", /*             168 */
 978         "RET          ", /*             169 */
 979         "TABLESWITCH  ", /*             170 */
 980         "LOOKUPSWITCH ", /*             171 */
 981         "IRETURN      ", /*             172 */
 982         "LRETURN      ", /*             173 */
 983         "FRETURN      ", /*             174 */
 984         "DRETURN      ", /*             175 */
 985         "ARETURN      ", /*             176 */
 986         "RETURN       ", /*             177 */
 987         "GETSTATIC    ", /*             178 */
 988         "PUTSTATIC    ", /*             179 */
 989         "GETFIELD     ", /*             180 */
 990         "PUTFIELD     ", /*             181 */
 991         "INVOKEVIRTUAL", /*             182 */
 992         "INVOKESPECIAL", /*             183 */
 993         "INVOKESTATIC ", /*             184 */
 994         "INVOKEINTERFACE",/*            185 */
 995         "CHECKASIZE   ", /* UNDEF186    186 */
 996         "NEW          ", /*             187 */
 997         "NEWARRAY     ", /*             188 */
 998         "ANEWARRAY    ", /*             189 */
 999         "ARRAYLENGTH  ", /*             190 */
1000         "ATHROW       ", /*             191 */
1001         "CHECKCAST    ", /*             192 */
1002         "INSTANCEOF   ", /*             193 */
1003         "MONITORENTER ", /*             194 */
1004         "MONITOREXIT  ", /*             195 */
1005         "UNDEF196     ", /* WIDE        196 */
1006         "MULTIANEWARRAY",/*             197 */
1007         "IFNULL       ", /*             198 */
1008         "IFNONNULL    ", /*             199 */
1009         "UNDEF200     ", /* GOTO_W      200 */
1010         "UNDEF201     ", /* JSR_W       201 */
1011         "UNDEF202     ", /* BREAKPOINT  202 */
1012
1013                               "UNDEF203","UNDEF204","UNDEF205",
1014         "UNDEF206","UNDEF207","UNDEF208","UNDEF209","UNDEF210",
1015         "UNDEF","UNDEF","UNDEF","UNDEF","UNDEF",
1016         "UNDEF216","UNDEF217","UNDEF218","UNDEF219","UNDEF220",
1017         "UNDEF","UNDEF","UNDEF","UNDEF","UNDEF",
1018         "UNDEF226","UNDEF227","UNDEF228","UNDEF229","UNDEF230",
1019         "UNDEF","UNDEF","UNDEF","UNDEF","UNDEF",
1020         "UNDEF236","UNDEF237","UNDEF238","UNDEF239","UNDEF240",
1021         "UNDEF","UNDEF","UNDEF","UNDEF","UNDEF",
1022         "UNDEF246","UNDEF247","UNDEF248","UNDEF249","UNDEF250",
1023         "UNDEF251","UNDEF252",
1024
1025         "BUILTIN3     ", /*             253 */
1026         "BUILTIN2     ", /*             254 */
1027         "BUILTIN1     "  /*             255 */
1028 };
1029
1030
1031 char *opcode_names[256] = {
1032         "NOP          ", /*               0 */
1033         "ACONST       ", /*               1 */
1034         "ICONST_M1    ", /* ICONST_M1     2 */
1035         "ICONST_0     ", /* ICONST_0      3 */
1036         "ICONST_1     ", /* ICONST_1      4 */
1037         "ICONST_2     ", /* ICONST_2      5 */
1038         "ICONST_3     ", /* ICONST_3      6 */
1039         "ICONST_4     ", /* ICONST_4      7 */
1040         "ICONST_5     ", /* ICONST_5      8 */
1041         "LCONST_0     ", /* LCONST_0      9 */
1042         "LCONST_1     ", /* LCONST_1     10 */
1043         "FCONST_0     ", /* FCONST_0     11 */
1044         "FCONST_1     ", /* FCONST_1     12 */
1045         "FCONST_2     ", /* FCONST_2     13 */
1046         "DCONST_0     ", /* DCONST_0     14 */
1047         "DCONST_1     ", /* DCONST_1     15 */
1048         "BIPUSH       ", /* BIPUSH       16 */
1049         "SIPUSH       ", /* SIPUSH       17 */
1050         "LDC          ", /* LDC          18 */
1051         "LDC_W        ", /* LDC_W        19 */
1052         "LDC2_W       ", /* LDC2_W       20 */
1053         "ILOAD        ", /*              21 */
1054         "LLOAD        ", /*              22 */
1055         "FLOAD        ", /*              23 */
1056         "DLOAD        ", /*              24 */
1057         "ALOAD        ", /*              25 */
1058         "ILOAD_0      ", /* ILOAD_0      26 */
1059         "ILOAD_1      ", /* ILOAD_1      27 */
1060         "ILOAD_2      ", /* ILOAD_2      28 */
1061         "ILOAD_3      ", /* ILOAD_3      29 */
1062         "LLOAD_0      ", /* LLOAD_0      30 */
1063         "LLOAD_1      ", /* LLOAD_1      31 */
1064         "LLOAD_2      ", /* LLOAD_2      32 */
1065         "LLOAD_3      ", /* LLOAD_3      33 */
1066         "FLOAD_0      ", /* FLOAD_0      34 */
1067         "FLOAD_1      ", /* FLOAD_1      35 */
1068         "FLOAD_2      ", /* FLOAD_2      36 */
1069         "FLOAD_3      ", /* FLOAD_3      37 */
1070         "DLOAD_0      ", /* DLOAD_0      38 */
1071         "DLOAD_1      ", /* DLOAD_1      39 */
1072         "DLOAD_2      ", /* DLOAD_2      40 */
1073         "DLOAD_3      ", /* DLOAD_3      41 */
1074         "ALOAD_0      ", /* ALOAD_0      42 */
1075         "ALOAD_1      ", /* ALOAD_1      43 */
1076         "ALOAD_2      ", /* ALOAD_2      44 */
1077         "ALOAD_3      ", /* ALOAD_3      45 */
1078         "IALOAD       ", /*              46 */
1079         "LALOAD       ", /*              47 */
1080         "FALOAD       ", /*              48 */
1081         "DALOAD       ", /*              49 */
1082         "AALOAD       ", /*              50 */
1083         "BALOAD       ", /*              51 */
1084         "CALOAD       ", /*              52 */
1085         "SALOAD       ", /*              53 */
1086         "ISTORE       ", /*              54 */
1087         "LSTORE       ", /*              55 */
1088         "FSTORE       ", /*              56 */
1089         "DSTORE       ", /*              57 */
1090         "ASTORE       ", /*              58 */
1091         "ISTORE_0     ", /* ISTORE_0     59 */
1092         "ISTORE_1     ", /* ISTORE_1     60 */
1093         "ISTORE_2     ", /* ISTORE_2     61 */
1094         "ISTORE_3     ", /* ISTORE_3     62 */
1095         "LSTORE_0     ", /* LSTORE_0     63 */
1096         "LSTORE_1     ", /* LSTORE_1     64 */
1097         "LSTORE_2     ", /* LSTORE_2     65 */
1098         "LSTORE_3     ", /* LSTORE_3     66 */
1099         "FSTORE_0     ", /* FSTORE_0     67 */
1100         "FSTORE_1     ", /* FSTORE_1     68 */
1101         "FSTORE_2     ", /* FSTORE_2     69 */
1102         "FSTORE_3     ", /* FSTORE_3     70 */
1103         "DSTORE_0     ", /* DSTORE_0     71 */
1104         "DSTORE_1     ", /* DSTORE_1     72 */
1105         "DSTORE_2     ", /* DSTORE_2     73 */
1106         "DSTORE_3     ", /* DSTORE_3     74 */
1107         "ASTORE_0     ", /* ASTORE_0     75 */
1108         "ASTORE_1     ", /* ASTORE_1     76 */
1109         "ASTORE_2     ", /* ASTORE_2     77 */
1110         "ASTORE_3     ", /* ASTORE_3     78 */
1111         "IASTORE      ", /*              79 */
1112         "LASTORE      ", /*              80 */
1113         "FASTORE      ", /*              81 */
1114         "DASTORE      ", /*              82 */
1115         "AASTORE      ", /*              83 */
1116         "BASTORE      ", /*              84 */
1117         "CASTORE      ", /*              85 */
1118         "SASTORE      ", /*              86 */
1119         "POP          ", /*              87 */
1120         "POP2         ", /*              88 */
1121         "DUP          ", /*              89 */
1122         "DUP_X1       ", /*              90 */
1123         "DUP_X2       ", /*              91 */
1124         "DUP2         ", /*              92 */
1125         "DUP2_X1      ", /*              93 */
1126         "DUP2_X2      ", /*              94 */
1127         "SWAP         ", /*              95 */
1128         "IADD         ", /*              96 */
1129         "LADD         ", /*              97 */
1130         "FADD         ", /*              98 */
1131         "DADD         ", /*              99 */
1132         "ISUB         ", /*             100 */
1133         "LSUB         ", /*             101 */
1134         "FSUB         ", /*             102 */
1135         "DSUB         ", /*             103 */
1136         "IMUL         ", /*             104 */
1137         "LMUL         ", /*             105 */
1138         "FMUL         ", /*             106 */
1139         "DMUL         ", /*             107 */
1140         "IDIV         ", /*             108 */
1141         "LDIV         ", /*             109 */
1142         "FDIV         ", /*             110 */
1143         "DDIV         ", /*             111 */
1144         "IREM         ", /*             112 */
1145         "LREM         ", /*             113 */
1146         "FREM         ", /*             114 */
1147         "DREM         ", /*             115 */
1148         "INEG         ", /*             116 */
1149         "LNEG         ", /*             117 */
1150         "FNEG         ", /*             118 */
1151         "DNEG         ", /*             119 */
1152         "ISHL         ", /*             120 */
1153         "LSHL         ", /*             121 */
1154         "ISHR         ", /*             122 */
1155         "LSHR         ", /*             123 */
1156         "IUSHR        ", /*             124 */
1157         "LUSHR        ", /*             125 */
1158         "IAND         ", /*             126 */
1159         "LAND         ", /*             127 */
1160         "IOR          ", /*             128 */
1161         "LOR          ", /*             129 */
1162         "IXOR         ", /*             130 */
1163         "LXOR         ", /*             131 */
1164         "IINC         ", /*             132 */
1165         "I2L          ", /*             133 */
1166         "I2F          ", /*             134 */
1167         "I2D          ", /*             135 */
1168         "L2I          ", /*             136 */
1169         "L2F          ", /*             137 */
1170         "L2D          ", /*             138 */
1171         "F2I          ", /*             139 */
1172         "F2L          ", /*             140 */
1173         "F2D          ", /*             141 */
1174         "D2I          ", /*             142 */
1175         "D2L          ", /*             143 */
1176         "D2F          ", /*             144 */
1177         "INT2BYTE     ", /*             145 */
1178         "INT2CHAR     ", /*             146 */
1179         "INT2SHORT    ", /*             147 */
1180         "LCMP         ", /*             148 */
1181         "FCMPL        ", /*             149 */
1182         "FCMPG        ", /*             150 */
1183         "DCMPL        ", /*             151 */
1184         "DCMPG        ", /*             152 */
1185         "IFEQ         ", /*             153 */
1186         "IFNE         ", /*             154 */
1187         "IFLT         ", /*             155 */
1188         "IFGE         ", /*             156 */
1189         "IFGT         ", /*             157 */
1190         "IFLE         ", /*             158 */
1191         "IF_ICMPEQ    ", /*             159 */
1192         "IF_ICMPNE    ", /*             160 */
1193         "IF_ICMPLT    ", /*             161 */
1194         "IF_ICMPGE    ", /*             162 */
1195         "IF_ICMPGT    ", /*             163 */
1196         "IF_ICMPLE    ", /*             164 */
1197         "IF_ACMPEQ    ", /*             165 */
1198         "IF_ACMPNE    ", /*             166 */
1199         "GOTO         ", /*             167 */
1200         "JSR          ", /*             168 */
1201         "RET          ", /*             169 */
1202         "TABLESWITCH  ", /*             170 */
1203         "LOOKUPSWITCH ", /*             171 */
1204         "IRETURN      ", /*             172 */
1205         "LRETURN      ", /*             173 */
1206         "FRETURN      ", /*             174 */
1207         "DRETURN      ", /*             175 */
1208         "ARETURN      ", /*             176 */
1209         "RETURN       ", /*             177 */
1210         "GETSTATIC    ", /*             178 */
1211         "PUTSTATIC    ", /*             179 */
1212         "GETFIELD     ", /*             180 */
1213         "PUTFIELD     ", /*             181 */
1214         "INVOKEVIRTUAL", /*             182 */
1215         "INVOKESPECIAL", /*             183 */
1216         "INVOKESTATIC ", /*             184 */
1217         "INVOKEINTERFACE",/*            185 */
1218         "CHECKASIZE   ", /* UNDEF186    186 */
1219         "NEW          ", /*             187 */
1220         "NEWARRAY     ", /*             188 */
1221         "ANEWARRAY    ", /*             189 */
1222         "ARRAYLENGTH  ", /*             190 */
1223         "ATHROW       ", /*             191 */
1224         "CHECKCAST    ", /*             192 */
1225         "INSTANCEOF   ", /*             193 */
1226         "MONITORENTER ", /*             194 */
1227         "MONITOREXIT  ", /*             195 */
1228         "WIDE         ", /* WIDE        196 */
1229         "MULTIANEWARRAY",/*             197 */
1230         "IFNULL       ", /*             198 */
1231         "IFNONNULL    ", /*             199 */
1232         "GOTO_W       ", /* GOTO_W      200 */
1233         "JSR_W        ", /* JSR_W       201 */
1234         "BREAKPOINT   ", /* BREAKPOINT  202 */
1235
1236                               "UNDEF203","UNDEF204","UNDEF205",
1237         "UNDEF206","UNDEF207","UNDEF208","UNDEF209","UNDEF210",
1238         "UNDEF","UNDEF","UNDEF","UNDEF","UNDEF",
1239         "UNDEF216","UNDEF217","UNDEF218","UNDEF219","UNDEF220",
1240         "UNDEF","UNDEF","UNDEF","UNDEF","UNDEF",
1241         "UNDEF226","UNDEF227","UNDEF228","UNDEF229","UNDEF230",
1242         "UNDEF","UNDEF","UNDEF","UNDEF","UNDEF",
1243         "UNDEF236","UNDEF237","UNDEF238","UNDEF239","UNDEF240",
1244         "UNDEF","UNDEF","UNDEF","UNDEF","UNDEF",
1245         "UNDEF246","UNDEF247","UNDEF248","UNDEF249","UNDEF250",
1246         "UNDEF251","UNDEF252",
1247
1248         "BUILTIN3     ", /*             253 */
1249         "BUILTIN2     ", /*             254 */
1250         "BUILTIN1     "  /*             255 */
1251 };
1252
1253
1254 #if defined(USEBUILTINTABLE)
1255
1256 #if 0
1257 stdopdescriptor builtintable[] = {
1258         { ICMD_LCMP,   TYPE_LONG, TYPE_LONG, TYPE_INT, ICMD_BUILTIN2,
1259           (functionptr) builtin_lcmp , SUPPORT_LONG && SUPPORT_LONG_CMP, false },
1260         { ICMD_LAND,   TYPE_LONG, TYPE_LONG, TYPE_LONG, ICMD_BUILTIN2,
1261           (functionptr) builtin_land , SUPPORT_LONG && SUPPORT_LONG_LOG, false },
1262         { ICMD_LOR,    TYPE_LONG, TYPE_LONG, TYPE_LONG, ICMD_BUILTIN2,
1263           (functionptr) builtin_lor , SUPPORT_LONG && SUPPORT_LONG_LOG, false },
1264         { ICMD_LXOR,   TYPE_LONG, TYPE_LONG, TYPE_LONG, ICMD_BUILTIN2,
1265           (functionptr) builtin_lxor , SUPPORT_LONG && SUPPORT_LONG_LOG, false },
1266         { ICMD_LSHL,   TYPE_LONG, TYPE_INT,  TYPE_LONG, ICMD_BUILTIN2,
1267           (functionptr) builtin_lshl , SUPPORT_LONG && SUPPORT_LONG_SHIFT, false },
1268         { ICMD_LSHR,   TYPE_LONG, TYPE_INT,  TYPE_LONG, ICMD_BUILTIN2,
1269           (functionptr) builtin_lshr, SUPPORT_LONG && SUPPORT_LONG_SHIFT, false },
1270         { ICMD_LUSHR,  TYPE_LONG, TYPE_INT,  TYPE_LONG, ICMD_BUILTIN2,
1271           (functionptr) builtin_lushr, SUPPORT_LONG && SUPPORT_LONG_SHIFT, false },
1272         { ICMD_LADD,   TYPE_LONG, TYPE_LONG, TYPE_LONG, ICMD_BUILTIN2,
1273           (functionptr) builtin_ladd , SUPPORT_LONG && SUPPORT_LONG_ADD, false },
1274         { ICMD_LSUB,   TYPE_LONG, TYPE_LONG, TYPE_LONG, ICMD_BUILTIN2,
1275           (functionptr) builtin_lsub , SUPPORT_LONG && SUPPORT_LONG_ADD, false },
1276         { ICMD_LNEG,   TYPE_LONG, TYPE_VOID, TYPE_LONG, ICMD_BUILTIN1,
1277           (functionptr) builtin_lneg, SUPPORT_LONG && SUPPORT_LONG_ADD, true },
1278         { ICMD_LMUL,   TYPE_LONG, TYPE_LONG, TYPE_LONG, ICMD_BUILTIN2,
1279           (functionptr) builtin_lmul , SUPPORT_LONG && SUPPORT_LONG_MUL, false },
1280         { ICMD_I2F,    TYPE_INT, TYPE_VOID, TYPE_FLOAT, ICMD_BUILTIN1,
1281           (functionptr) builtin_i2f, SUPPORT_FLOAT && SUPPORT_IFCVT, true },
1282         { ICMD_I2D,    TYPE_INT, TYPE_VOID, TYPE_DOUBLE, ICMD_BUILTIN1,
1283           (functionptr) builtin_i2d, SUPPORT_DOUBLE && SUPPORT_IFCVT, true },
1284         { ICMD_L2F,    TYPE_LONG, TYPE_VOID, TYPE_FLOAT, ICMD_BUILTIN1,
1285           (functionptr) builtin_l2f, SUPPORT_LONG && SUPPORT_FLOAT && SUPPORT_LONG_FCVT, true },
1286         { ICMD_L2D,    TYPE_LONG, TYPE_VOID, TYPE_DOUBLE, ICMD_BUILTIN1,
1287           (functionptr) builtin_l2d, SUPPORT_LONG && SUPPORT_DOUBLE && SUPPORT_LONG_FCVT, true },
1288         { ICMD_F2L,    TYPE_FLOAT, TYPE_VOID, TYPE_LONG, ICMD_BUILTIN1,
1289           (functionptr) builtin_f2l, SUPPORT_FLOAT && SUPPORT_LONG && SUPPORT_LONG_ICVT, true },
1290         { ICMD_D2L,    TYPE_DOUBLE, TYPE_VOID, TYPE_LONG, ICMD_BUILTIN1,
1291           (functionptr) builtin_d2l, SUPPORT_DOUBLE && SUPPORT_LONG && SUPPORT_LONG_ICVT, true },
1292         { ICMD_F2I,    TYPE_FLOAT, TYPE_VOID, TYPE_INT, ICMD_BUILTIN1,
1293           (functionptr) builtin_f2i, SUPPORT_FLOAT && SUPPORT_FICVT, true },
1294         { ICMD_D2I,    TYPE_DOUBLE, TYPE_VOID, TYPE_INT, ICMD_BUILTIN1,
1295           (functionptr) builtin_d2i, SUPPORT_DOUBLE && SUPPORT_FICVT, true },
1296         { 255, 0, 0, 0, 0, NULL, true, false },
1297 };
1298
1299 #endif
1300
1301 static int builtintablelen;
1302
1303 #endif /* USEBUILTINTABLE */
1304
1305
1306 /*****************************************************************************
1307                                                  TABLE OF BUILTIN FUNCTIONS
1308
1309     This table lists the builtin functions which are used inside
1310     BUILTIN* opcodes.
1311
1312     The first part of the table (up to the 255-marker) lists the
1313     opcodes which are automatically replaced in stack.c.
1314
1315     The second part lists the builtin functions which are "manually"
1316     used for BUILTIN* opcodes in parse.c and stack.c.
1317
1318 *****************************************************************************/
1319
1320 builtin_descriptor builtin_desc[] = {
1321 #if defined(USEBUILTINTABLE)
1322         {ICMD_LCMP , BUILTIN_lcmp ,ICMD_BUILTIN2,TYPE_LONG  ,TYPE_LONG  ,TYPE_VOID ,TYPE_INT   ,
1323                      SUPPORT_LONG && SUPPORT_LONG_CMP,false,"lcmp"},
1324
1325         {ICMD_LAND , BUILTIN_land ,ICMD_BUILTIN2,TYPE_LONG  ,TYPE_LONG  ,TYPE_VOID ,TYPE_LONG  ,
1326                      SUPPORT_LONG && SUPPORT_LONG_LOG,false,"land"},
1327         {ICMD_LOR  , BUILTIN_lor  ,ICMD_BUILTIN2,TYPE_LONG  ,TYPE_LONG  ,TYPE_VOID ,TYPE_LONG  ,
1328                      SUPPORT_LONG && SUPPORT_LONG_LOG,false,"lor"},
1329         {ICMD_LXOR , BUILTIN_lxor ,ICMD_BUILTIN2,TYPE_LONG  ,TYPE_LONG  ,TYPE_VOID ,TYPE_LONG  ,
1330                      SUPPORT_LONG && SUPPORT_LONG_LOG,false,"lxor"},
1331
1332         {ICMD_LSHL , BUILTIN_lshl ,ICMD_BUILTIN2,TYPE_LONG  ,TYPE_INT   ,TYPE_VOID ,TYPE_LONG  ,
1333                      SUPPORT_LONG && SUPPORT_LONG_SHIFT,false,"lshl"},
1334         {ICMD_LSHR , BUILTIN_lshr ,ICMD_BUILTIN2,TYPE_LONG  ,TYPE_INT   ,TYPE_VOID ,TYPE_LONG  ,
1335                      SUPPORT_LONG && SUPPORT_LONG_SHIFT,false,"lshr"},
1336         {ICMD_LUSHR, BUILTIN_lushr,ICMD_BUILTIN2,TYPE_LONG  ,TYPE_INT   ,TYPE_VOID ,TYPE_LONG  ,
1337                      SUPPORT_LONG && SUPPORT_LONG_SHIFT,false,"lushr"},
1338
1339         {ICMD_LADD , BUILTIN_ladd ,ICMD_BUILTIN2,TYPE_LONG  ,TYPE_LONG  ,TYPE_VOID ,TYPE_LONG  ,
1340                      SUPPORT_LONG && SUPPORT_LONG_ADD,false,"ladd"},
1341         {ICMD_LSUB , BUILTIN_lsub ,ICMD_BUILTIN2,TYPE_LONG  ,TYPE_LONG  ,TYPE_VOID ,TYPE_LONG  ,
1342                      SUPPORT_LONG && SUPPORT_LONG_ADD,false,"lsub"},
1343         {ICMD_LNEG , BUILTIN_lneg ,ICMD_BUILTIN1,TYPE_LONG  ,TYPE_VOID  ,TYPE_VOID ,TYPE_LONG  ,
1344                      SUPPORT_LONG && SUPPORT_LONG_ADD,false,"lneg"},
1345         {ICMD_LMUL , BUILTIN_lmul ,ICMD_BUILTIN2,TYPE_LONG  ,TYPE_LONG  ,TYPE_VOID ,TYPE_LONG  ,
1346                      SUPPORT_LONG && SUPPORT_LONG_MUL,false,"lmul"},
1347
1348         {ICMD_I2F  , BUILTIN_i2f  ,ICMD_BUILTIN1,TYPE_INT   ,TYPE_VOID  ,TYPE_VOID ,TYPE_FLOAT ,
1349                      SUPPORT_FLOAT && SUPPORT_IFCVT,true ,"i2f"},
1350         {ICMD_I2D  , BUILTIN_i2d  ,ICMD_BUILTIN1,TYPE_INT   ,TYPE_VOID  ,TYPE_VOID ,TYPE_DOUBLE,
1351                      SUPPORT_DOUBLE && SUPPORT_IFCVT,true ,"i2d"},
1352         {ICMD_L2F  , BUILTIN_l2f  ,ICMD_BUILTIN1,TYPE_LONG  ,TYPE_VOID  ,TYPE_VOID ,TYPE_FLOAT ,
1353                      SUPPORT_LONG && SUPPORT_FLOAT && SUPPORT_LONG_FCVT,true ,"l2f"},
1354         {ICMD_L2D  , BUILTIN_l2d  ,ICMD_BUILTIN1,TYPE_LONG  ,TYPE_VOID  ,TYPE_VOID ,TYPE_DOUBLE,
1355                      SUPPORT_LONG && SUPPORT_DOUBLE && SUPPORT_LONG_FCVT,true ,"l2d"},
1356         {ICMD_F2L  , BUILTIN_f2l  ,ICMD_BUILTIN1,TYPE_FLOAT ,TYPE_VOID  ,TYPE_VOID ,TYPE_LONG  ,
1357                      SUPPORT_FLOAT && SUPPORT_LONG && SUPPORT_LONG_ICVT,true ,"f2l"},
1358         {ICMD_D2L  , BUILTIN_d2l  ,ICMD_BUILTIN1,TYPE_DOUBLE,TYPE_VOID  ,TYPE_VOID ,TYPE_LONG  ,
1359                      SUPPORT_DOUBLE && SUPPORT_LONG && SUPPORT_LONG_ICVT,true ,"d2l"},
1360         {ICMD_F2I  , BUILTIN_f2i  ,ICMD_BUILTIN1,TYPE_FLOAT ,TYPE_VOID  ,TYPE_VOID ,TYPE_INT   ,
1361                      SUPPORT_FLOAT && SUPPORT_FICVT,true ,"f2i"},
1362         {ICMD_D2I  , BUILTIN_d2i  ,ICMD_BUILTIN1,TYPE_DOUBLE,TYPE_VOID  ,TYPE_VOID ,TYPE_INT   ,
1363                      SUPPORT_DOUBLE && SUPPORT_FICVT,true ,"d2i"},
1364 #endif
1365
1366         /* this record marks the end of the automatically replaced opcodes */
1367         {255       , NULL        ,0            ,0          ,0          ,0         ,0          ,
1368                      true                            ,false,"<INVALID>"},
1369
1370 #if defined(__ALPHA__)
1371         {255, BUILTIN_f2l  ,ICMD_BUILTIN1,TYPE_FLOAT ,TYPE_VOID  ,TYPE_VOID ,TYPE_LONG  ,0,0,"f2l"},
1372         {255, BUILTIN_d2l  ,ICMD_BUILTIN1,TYPE_DOUBLE,TYPE_VOID  ,TYPE_VOID ,TYPE_LONG  ,0,0,"d2l"},
1373         {255, BUILTIN_f2i  ,ICMD_BUILTIN1,TYPE_FLOAT ,TYPE_VOID  ,TYPE_VOID ,TYPE_INT   ,0,0,"f2i"},
1374         {255, BUILTIN_d2i  ,ICMD_BUILTIN1,TYPE_DOUBLE,TYPE_VOID  ,TYPE_VOID ,TYPE_INT   ,0,0,"d2i"},
1375 #endif
1376
1377         /* the following functions are not replaced automatically */
1378         {255,BUILTIN_instanceof      ,ICMD_BUILTIN2,TYPE_ADR   ,TYPE_ADR   ,TYPE_VOID  ,TYPE_INT   ,0,0,"instanceof"},
1379         {255,BUILTIN_arrayinstanceof ,ICMD_BUILTIN2,TYPE_ADR   ,TYPE_ADR   ,TYPE_VOID  ,TYPE_INT   ,0,0,"arrayinstanceof"},
1380         {255,BUILTIN_checkarraycast  ,ICMD_BUILTIN2,TYPE_ADR   ,TYPE_ADR   ,TYPE_VOID  ,TYPE_VOID  ,0,0,"checkarraycast"},
1381         {255,BUILTIN_aastore         ,ICMD_BUILTIN3,TYPE_ADR   ,TYPE_INT   ,TYPE_ADR   ,TYPE_VOID  ,0,0,"aastore"},
1382         {255,BUILTIN_new             ,ICMD_BUILTIN1,TYPE_ADR   ,TYPE_VOID  ,TYPE_VOID  ,TYPE_ADR   ,0,0,"new"},
1383         {255,BUILTIN_newarray        ,ICMD_BUILTIN1,TYPE_ADR   ,TYPE_VOID  ,TYPE_VOID  ,TYPE_ADR   ,0,0,"newarray"},
1384         {255,BUILTIN_newarray_boolean,ICMD_BUILTIN1,TYPE_INT   ,TYPE_VOID  ,TYPE_VOID  ,TYPE_ADR   ,0,0,"newarray_boolean"},
1385         {255,BUILTIN_newarray_char   ,ICMD_BUILTIN1,TYPE_INT   ,TYPE_VOID  ,TYPE_VOID  ,TYPE_ADR   ,0,0,"newarray_char"},
1386         {255,BUILTIN_newarray_float  ,ICMD_BUILTIN1,TYPE_INT   ,TYPE_VOID  ,TYPE_VOID  ,TYPE_ADR   ,0,0,"newarray_float"},
1387         {255,BUILTIN_newarray_double ,ICMD_BUILTIN1,TYPE_INT   ,TYPE_VOID  ,TYPE_VOID  ,TYPE_ADR   ,0,0,"newarray_double"},
1388         {255,BUILTIN_newarray_byte   ,ICMD_BUILTIN1,TYPE_INT   ,TYPE_VOID  ,TYPE_VOID  ,TYPE_ADR   ,0,0,"newarray_byte"},
1389         {255,BUILTIN_newarray_short  ,ICMD_BUILTIN1,TYPE_INT   ,TYPE_VOID  ,TYPE_VOID  ,TYPE_ADR   ,0,0,"newarray_short"},
1390         {255,BUILTIN_newarray_int    ,ICMD_BUILTIN1,TYPE_INT   ,TYPE_VOID  ,TYPE_VOID  ,TYPE_ADR   ,0,0,"newarray_int"},
1391         {255,BUILTIN_newarray_long   ,ICMD_BUILTIN1,TYPE_INT   ,TYPE_VOID  ,TYPE_VOID  ,TYPE_ADR   ,0,0,"newarray_long"},
1392         {255,BUILTIN_monitorenter    ,ICMD_BUILTIN1,TYPE_ADR   ,TYPE_VOID  ,TYPE_VOID  ,TYPE_VOID  ,0,0,"monitorenter"},
1393         {255,BUILTIN_monitorexit     ,ICMD_BUILTIN1,TYPE_ADR   ,TYPE_VOID  ,TYPE_VOID  ,TYPE_VOID  ,0,0,"monitorexit"},
1394 #if !SUPPORT_DIVISION
1395         {255,BUILTIN_idiv            ,ICMD_BUILTIN2,TYPE_INT   ,TYPE_INT   ,TYPE_VOID  ,TYPE_INT   ,0,0,"idiv"},
1396         {255,BUILTIN_irem            ,ICMD_BUILTIN2,TYPE_INT   ,TYPE_INT   ,TYPE_VOID  ,TYPE_INT   ,0,0,"irem"},
1397 #endif
1398 #if !(SUPPORT_DIVISION && SUPPORT_LONG && SUPPORT_LONG_DIV)
1399         {255,BUILTIN_ldiv            ,ICMD_BUILTIN2,TYPE_LONG  ,TYPE_LONG  ,TYPE_VOID  ,TYPE_LONG  ,0,0,"ldiv"},
1400         {255,BUILTIN_lrem            ,ICMD_BUILTIN2,TYPE_LONG  ,TYPE_LONG  ,TYPE_VOID  ,TYPE_LONG  ,0,0,"lrem"},
1401 #endif
1402         {255,BUILTIN_frem            ,ICMD_BUILTIN2,TYPE_FLOAT ,TYPE_FLOAT ,TYPE_VOID  ,TYPE_FLOAT ,0,0,"frem"},
1403         {255,BUILTIN_drem            ,ICMD_BUILTIN2,TYPE_DOUBLE,TYPE_DOUBLE,TYPE_VOID  ,TYPE_DOUBLE,0,0,"drem"},
1404
1405         /* this record marks the end of the list */
1406         {  0,NULL,0,0,0,0,0,0,0,"<END>"}
1407 };
1408
1409 /* include compiler subsystems ************************************************/
1410
1411 /* from codegen.inc */
1412 extern int dseglen;
1413
1414
1415 /* dummy function, used when there is no JavaVM code available                */
1416
1417 static void* do_nothing_function()
1418 {
1419         return NULL;
1420 }
1421
1422
1423 /* jit_compile *****************************************************************
1424
1425         jit_compile, new version of compiler, translates one method to machine code
1426
1427 *******************************************************************************/
1428
1429 methodptr jit_compile(methodinfo *m)
1430 {
1431         int dumpsize;
1432         long starttime = 0;
1433         long stoptime  = 0;
1434
1435         count_jit_calls++;
1436
1437         /* if method has been already compiled return immediately */
1438
1439         if (m->entrypoint)
1440                 return m->entrypoint;
1441
1442         count_methods++;
1443
1444 #if defined(USE_THREADS) && defined(NATIVE_THREADS)
1445         pthread_mutex_lock(&compiler_mutex);
1446 #endif
1447
1448         intsDisable();      /* disable interrupts */
1449
1450         regs_ok = false;
1451
1452         /* mark start of dump memory area */
1453
1454         dumpsize = dump_size();
1455
1456         /* measure time */
1457
1458         if (getcompilingtime)
1459                 starttime = getcputime();
1460
1461         /* if there is no javacode print error message and return empty method    */
1462
1463         if (!m->jcode) {
1464                 char logtext[MAXLOGTEXT];
1465                 sprintf(logtext, "No code given for: ");
1466                 utf_sprint(logtext+strlen(logtext), m->class->name);
1467                 strcpy(logtext+strlen(logtext), ".");
1468                 utf_sprint(logtext+strlen(logtext), m->name);
1469                 utf_sprint(logtext+strlen(logtext), m->descriptor);
1470                 log_text(logtext);
1471                 intsRestore();                             /* enable interrupts again */
1472                 return (methodptr) do_nothing_function;    /* return empty method     */
1473         }
1474
1475         /* print log message for compiled method */
1476
1477         if (compileverbose) {
1478                 char logtext[MAXLOGTEXT];
1479                 sprintf(logtext, "Compiling: ");
1480                 utf_sprint(logtext+strlen(logtext), m->class->name);
1481                 strcpy(logtext+strlen(logtext), ".");
1482                 utf_sprint(logtext+strlen(logtext), m->name);
1483                 utf_sprint(logtext+strlen(logtext), m->descriptor);
1484                 log_text(logtext);
1485         }
1486
1487
1488         /* initialisation of variables and subsystems */
1489
1490         isleafmethod = true;
1491
1492         method = m;
1493         class = m->class;
1494         descriptor = m->descriptor;
1495         maxstack = m->maxstack;
1496         maxlocals = m->maxlocals;
1497         jcodelength = m->jcodelength;
1498         jcode = m->jcode;
1499         exceptiontablelength = m->exceptiontablelength;
1500         raw_extable = m->exceptiontable;
1501
1502 #ifdef STATISTICS
1503         count_tryblocks += exceptiontablelength;
1504         count_javacodesize += jcodelength + 18;
1505         count_javaexcsize += exceptiontablelength * POINTERSIZE;
1506 #endif
1507
1508         /* initialise parameter type descriptor */
1509
1510         descriptor2types(m);
1511         mreturntype = m->returntype;
1512         mparamcount = m->paramcount;
1513         mparamtypes = m->paramtypes;
1514
1515         /* initialize class list with class the compiled method belongs to */
1516
1517         uninitializedclasses = chain_new();
1518         compiler_addinitclass(m->class);
1519
1520
1521 #if defined(__I386__)
1522         method_uses_ecx = true;
1523         method_uses_edx = false;
1524 #endif
1525
1526         /* call the compiler passes ***********************************************/
1527
1528         /* must be called before reg_init, because it can change maxlocals */
1529         if (useinlining)
1530                 inlining_init(m);
1531
1532         reg_setup();
1533
1534         codegen_init();
1535
1536         parse();
1537         analyse_stack();
1538
1539 #ifdef CACAO_TYPECHECK
1540         /* print log message for compiled method */
1541
1542         if (compileverbose) {
1543                 char logtext[MAXLOGTEXT];
1544                 sprintf(logtext, "Typechecking: ");
1545                 utf_sprint(logtext+strlen(logtext), m->class->name);
1546                 strcpy(logtext+strlen(logtext), ".");
1547                 utf_sprint(logtext+strlen(logtext), m->name);
1548                 utf_sprint(logtext+strlen(logtext), m->descriptor);
1549                 log_text(logtext);
1550         }
1551
1552         typecheck();
1553
1554         if (compileverbose) {
1555                 dolog("Typechecking done.");
1556         }
1557 #endif
1558
1559         if (opt_loops) {
1560                 depthFirst();
1561                 analyseGraph();
1562                 optimize_loops();
1563         }
1564
1565 #ifdef SPECIALMEMUSE
1566         preregpass();
1567 #endif
1568
1569         regalloc();
1570         regs_ok = true;
1571         codegen();
1572
1573         /* intermediate and assembly code listings ********************************/
1574
1575         if (showintermediate)
1576                 show_icmd_method();
1577         else if (showdisassemble)
1578                 disassemble((void*) (m->mcode + dseglen), m->mcodelength - dseglen);
1579
1580         if (showddatasegment)
1581                 dseg_display((void*) (m->mcode));
1582
1583         /* release dump area */
1584
1585         dump_release(dumpsize);
1586
1587         /* measure time */
1588
1589         if (getcompilingtime) {
1590                 stoptime = getcputime();
1591                 compilingtime += (stoptime - starttime);
1592         }
1593
1594         /* initialize all used classes */
1595         /* because of reentrant code global variables are not allowed here        */
1596
1597         {
1598                 chain *ul = uninitializedclasses;   /* list of uninitialized classes      */
1599                 classinfo *c;                       /* single class                       */
1600
1601                 while ((c = chain_first(ul)) != NULL) {
1602                         chain_remove(ul);
1603                         class_init(c);                  /* may again call the compiler        */
1604                 }
1605                 chain_free(ul);
1606         }
1607
1608         intsRestore();    /* enable interrupts again */
1609
1610 #if defined(USE_THREADS) && defined(NATIVE_THREADS)
1611         pthread_mutex_unlock(&compiler_mutex);
1612 #endif
1613
1614         /* return pointer to the methods entry point */
1615
1616         return m->entrypoint;
1617 }
1618
1619
1620
1621 /* functions for compiler initialisation and finalisation *********************/
1622
1623 #ifdef USEBUILTINTABLE
1624
1625 /* XXX delete */
1626 #if 0
1627 static int stdopcompare(const void *a, const void *b)
1628 {
1629         stdopdescriptor *o1 = (stdopdescriptor *) a;
1630         stdopdescriptor *o2 = (stdopdescriptor *) b;
1631         if (!o1->supported && o2->supported)
1632                 return -1;
1633         if (o1->supported && !o2->supported)
1634                 return 1;
1635         return (o1->opcode < o2->opcode) ? -1 : (o1->opcode > o2->opcode);
1636 }
1637 #endif
1638 static int stdopcompare(const void *a, const void *b)
1639 {
1640         builtin_descriptor *o1 = (builtin_descriptor *) a;
1641         builtin_descriptor *o2 = (builtin_descriptor *) b;
1642         if (!o1->supported && o2->supported)
1643                 return -1;
1644         if (o1->supported && !o2->supported)
1645                 return 1;
1646         return (o1->opcode < o2->opcode) ? -1 : (o1->opcode > o2->opcode);
1647 }
1648
1649 /* XXX delete */
1650 #if 0
1651 static inline void sort_builtintable()
1652 {
1653         int len;
1654
1655         len = sizeof(builtintable) / sizeof(stdopdescriptor);
1656         qsort(builtintable, len, sizeof(builtin_descriptor), stdopcompare);
1657
1658         for (--len; len>=0 && builtintable[len].supported; len--);
1659         builtintablelen = ++len;
1660
1661 #if 0
1662         {
1663                 int i;
1664                 for (i=0; i<len; i++)
1665                         if (!builtintable[i].supported)
1666                                 printf("%s\n", icmd_names[builtintable[i].opcode]);
1667         }
1668 #endif
1669 }
1670 #endif
1671
1672 static inline void sort_builtintable()
1673 {
1674         int len;
1675
1676         len = 0;
1677         while (builtin_desc[len].opcode != 255) len++;
1678         qsort(builtin_desc, len, sizeof(builtin_descriptor), stdopcompare);
1679
1680         for (--len; len>=0 && builtin_desc[len].supported; len--);
1681         builtintablelen = ++len;
1682 }
1683
1684
1685 #if 0
1686 stdopdescriptor *find_builtin(int icmd)
1687 {
1688         builtin_descriptor *first = builtintable;
1689         builtin_descriptor *last = builtintable + builtintablelen;
1690 #endif
1691 builtin_descriptor *find_builtin(int icmd)
1692 {
1693         builtin_descriptor *first = builtin_desc;
1694         builtin_descriptor *last = builtin_desc + builtintablelen;
1695         int len = last - first;
1696         int half;
1697         builtin_descriptor *middle;
1698
1699         while (len > 0) {
1700                 half = len / 2;
1701                 middle = first + half;
1702                 if (middle->opcode < icmd) {
1703                         first = middle + 1;
1704                         len -= half + 1;
1705                 } else
1706                         len = half;
1707         }
1708         return first != last ? first : NULL;
1709 }
1710
1711 #endif
1712
1713
1714
1715 void jit_init()
1716 {
1717         int i;
1718
1719 #ifdef USEBUILTINTABLE
1720         sort_builtintable();
1721 #endif
1722
1723 #if defined(__ALPHA__)
1724         has_ext_instr_set = ! has_no_x_instr_set();
1725 #endif
1726
1727         for (i = 0; i < 256; i++)
1728                 stackreq[i] = 1;
1729
1730         stackreq[JAVA_NOP]          = 0;
1731         stackreq[JAVA_ISTORE]       = 0;
1732         stackreq[JAVA_LSTORE]       = 0;
1733         stackreq[JAVA_FSTORE]       = 0;
1734         stackreq[JAVA_DSTORE]       = 0;
1735         stackreq[JAVA_ASTORE]       = 0;
1736         stackreq[JAVA_ISTORE_0]     = 0;
1737         stackreq[JAVA_ISTORE_1]     = 0;
1738         stackreq[JAVA_ISTORE_2]     = 0;
1739         stackreq[JAVA_ISTORE_3]     = 0;
1740         stackreq[JAVA_LSTORE_0]     = 0;
1741         stackreq[JAVA_LSTORE_1]     = 0;
1742         stackreq[JAVA_LSTORE_2]     = 0;
1743         stackreq[JAVA_LSTORE_3]     = 0;
1744         stackreq[JAVA_FSTORE_0]     = 0;
1745         stackreq[JAVA_FSTORE_1]     = 0;
1746         stackreq[JAVA_FSTORE_2]     = 0;
1747         stackreq[JAVA_FSTORE_3]     = 0;
1748         stackreq[JAVA_DSTORE_0]     = 0;
1749         stackreq[JAVA_DSTORE_1]     = 0;
1750         stackreq[JAVA_DSTORE_2]     = 0;
1751         stackreq[JAVA_DSTORE_3]     = 0;
1752         stackreq[JAVA_ASTORE_0]     = 0;
1753         stackreq[JAVA_ASTORE_1]     = 0;
1754         stackreq[JAVA_ASTORE_2]     = 0;
1755         stackreq[JAVA_ASTORE_3]     = 0;
1756         stackreq[JAVA_IASTORE]      = 0;
1757         stackreq[JAVA_LASTORE]      = 0;
1758         stackreq[JAVA_FASTORE]      = 0;
1759         stackreq[JAVA_DASTORE]      = 0;
1760         stackreq[JAVA_AASTORE]      = 0;
1761         stackreq[JAVA_BASTORE]      = 0;
1762         stackreq[JAVA_CASTORE]      = 0;
1763         stackreq[JAVA_SASTORE]      = 0;
1764         stackreq[JAVA_POP]          = 0;
1765         stackreq[JAVA_POP2]         = 0;
1766         stackreq[JAVA_IINC]         = 0;
1767         stackreq[JAVA_IFEQ]         = 0;
1768         stackreq[JAVA_IFNE]         = 0;
1769         stackreq[JAVA_IFLT]         = 0;
1770         stackreq[JAVA_IFGE]         = 0;
1771         stackreq[JAVA_IFGT]         = 0;
1772         stackreq[JAVA_IFLE]         = 0;
1773         stackreq[JAVA_IF_ICMPEQ]    = 0;
1774         stackreq[JAVA_IF_ICMPNE]    = 0;
1775         stackreq[JAVA_IF_ICMPLT]    = 0;
1776         stackreq[JAVA_IF_ICMPGE]    = 0;
1777         stackreq[JAVA_IF_ICMPGT]    = 0;
1778         stackreq[JAVA_IF_ICMPLE]    = 0;
1779         stackreq[JAVA_IF_ACMPEQ]    = 0;
1780         stackreq[JAVA_IF_ACMPNE]    = 0;
1781         stackreq[JAVA_GOTO]         = 0;
1782         stackreq[JAVA_RET]          = 0;
1783         stackreq[JAVA_TABLESWITCH]  = 0;
1784         stackreq[JAVA_LOOKUPSWITCH] = 0;
1785         stackreq[JAVA_IRETURN]      = 0;
1786         stackreq[JAVA_LRETURN]      = 0;
1787         stackreq[JAVA_FRETURN]      = 0;
1788         stackreq[JAVA_DRETURN]      = 0;
1789         stackreq[JAVA_ARETURN]      = 0;
1790         stackreq[JAVA_RETURN]       = 0;
1791         stackreq[JAVA_PUTSTATIC]    = 0;
1792         stackreq[JAVA_PUTFIELD]     = 0;
1793         stackreq[JAVA_MONITORENTER] = 0;
1794         stackreq[JAVA_MONITOREXIT]  = 0;
1795         stackreq[JAVA_WIDE]         = 0;
1796         stackreq[JAVA_IFNULL]       = 0;
1797         stackreq[JAVA_IFNONNULL]    = 0;
1798         stackreq[JAVA_GOTO_W]       = 0;
1799         stackreq[JAVA_BREAKPOINT]   = 0;
1800
1801         stackreq[JAVA_SWAP] = 2;
1802         stackreq[JAVA_DUP2] = 2;
1803         stackreq[JAVA_DUP_X1] = 3;
1804         stackreq[JAVA_DUP_X2] = 4;
1805         stackreq[JAVA_DUP2_X1] = 3;
1806         stackreq[JAVA_DUP2_X2] = 4;
1807
1808         reg_init();
1809         init_exceptions();
1810 }
1811
1812
1813
1814 void jit_close()
1815 {
1816         codegen_close();
1817         reg_close();
1818 }
1819
1820
1821 /*
1822  * These are local overrides for various environment variables in Emacs.
1823  * Please do not remove this and leave it at the end of the file, where
1824  * Emacs will automagically detect them.
1825  * ---------------------------------------------------------------------
1826  * Local variables:
1827  * mode: c
1828  * indent-tabs-mode: t
1829  * c-basic-offset: 4
1830  * tab-width: 4
1831  * End:
1832  */