src/vm/jit/parse.c

   1 /* src/vm/jit/parse.c - parser for JavaVM to intermediate code translation
   2
   3    Copyright (C) 1996-2005 R. Grafl, A. Krall, C. Kruegel, C. Oates,
   4    R. Obermaisser, M. Platter, M. Probst, S. Ring, E. Steiner,
   5    C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich, J. Wenninger,
   6    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., 59 Temple Place - Suite 330, Boston, MA
  23    02111-1307, USA.
  24
  25    Contact: cacao@complang.tuwien.ac.at
  26
  27    Author: Andreas Krall
  28
  29    Changes: Carolyn Oates
  30             Edwin Steiner
  31             Joseph Wenninger
  32             Christian Thalinger
  33
  34    $Id: parse.c 2263 2005-04-11 09:56:52Z twisti $
  35
  36 */
  37
  38
  39 #include <string.h>
  40
  41 #include "config.h"
  42 #include "types.h"
  43 #include "mm/memory.h"
  44 #include "native/native.h"
  45 #include "toolbox/logging.h"
  46 #include "vm/builtin.h"
  47 #include "vm/exceptions.h"
  48 #include "vm/global.h"
  49 #include "vm/linker.h"
  50 #include "vm/loader.h"
  51 #include "vm/resolve.h"
  52 #include "vm/options.h"
  53 #include "vm/statistics.h"
  54 #include "vm/stringlocal.h"
  55 #include "vm/tables.h"
  56 #include "vm/jit/asmpart.h"
  57 #include "vm/jit/jit.h"
  58 #include "vm/jit/parse.h"
  59 #include "vm/jit/inline/parseRT.h"
  60 #include "vm/jit/inline/parseXTA.h"
  61 #include "vm/jit/inline/inline.h"
  62 #include "vm/jit/loop/loop.h"
  63 #include "vm/jit/inline/parseRTprint.h"
  64
  65 bool DEBUG = false;
  66 bool DEBUG2 = false;
  67 bool DEBUG3 = false;
  68 bool DEBUG4 = false;  /*opcodes for parse.c*/
  69
  70
  71 /*INLINING*/
  72 #define debug_writebranch if (DEBUG2==true) printf("op:: %s i: %d label_index[i]: %d label_index=0x%p\n",opcode_names[opcode], i, label_index[i], (void *)label_index);
  73 #define debug_writebranch1
  74
  75 /*******************************************************************************
  76
  77         function 'parse' scans the JavaVM code and generates intermediate code
  78
  79         During parsing the block index table is used to store at bit pos 0
  80         a flag which marks basic block starts and at position 1 to 31 the
  81         intermediate instruction index. After parsing the block index table
  82         is scanned, for marked positions a block is generated and the block
  83         number is stored in the block index table.
  84
  85 *******************************************************************************/
  86
  87 static exceptiontable* fillextable(methodinfo *m,
  88                 exceptiontable* extable, exceptiontable *raw_extable,
  89                 int exceptiontablelength,
  90                 int *label_index, int *block_count,
  91                 t_inlining_globals *inline_env)
  92 {
  93         int b_count, p, src, insertBlock;
  94
  95         if (exceptiontablelength == 0)
  96                 return extable;
  97
  98         /*if (m->exceptiontablelength > 0) {
  99           METHINFOx(m);
 100           printf("m->exceptiontablelength=%i\n",m->exceptiontablelength);
 101           panic("exceptiontablelength > 0");
 102           }*/
 103
 104         b_count = *block_count;
 105
 106         for (src = exceptiontablelength-1; src >=0; src--) {
 107                 /* printf("Excepiont table index: %d\n",i); */
 108                 p = raw_extable[src].startpc;
 109                 if (label_index != NULL) p = label_index[p];
 110                 extable->startpc = p;
 111                 bound_check(p);
 112                 block_insert(p);
 113
 114 /*** if (DEBUG==true){printf("---------------------block_inserted:b_count=%i m->basicblockindex[(p=%i)]=%i=%p\n",b_count,p,m->basicblockindex[(p)],m->basicblockindex[(p)]);
 115   fflush(stdout); } ***/
 116                 p = raw_extable[src].endpc; /* see JVM Spec 4.7.3 */
 117                 if (p <= raw_extable[src].startpc)
 118                         panic("Invalid exception handler range");
 119
 120                 if (p >inline_env->method->jcodelength) {
 121                         panic("Invalid exception handler end is after code end");
 122                 }
 123                 if (p<inline_env->method->jcodelength) insertBlock=1; else insertBlock=0;
 124                 /*if (label_index !=NULL) printf("%s:translating endpc:%ld to %ld, label_index:%p\n",m->name->text,p,label_index[p],label_index); else
 125                         printf("%s:fillextab: endpc:%ld\n",m->name->text,p);*/
 126                 if (label_index != NULL) p = label_index[p];
 127                 extable->endpc = p;
 128                 bound_check1(p);
 129                 /*if (p < inline_env->method->jcodelength) {
 130                         block_insert(p); }*/
 131                 if (insertBlock) block_insert(p);
 132
 133                 p = raw_extable[src].handlerpc;
 134                 if (label_index != NULL) p = label_index[p];
 135                 extable->handlerpc = p;
 136                 bound_check(p);
 137                 block_insert(p);
 138
 139                 extable->catchtype  = raw_extable[src].catchtype;
 140                 extable->next = NULL;
 141                 extable->down = &extable[1];
 142                 extable--;
 143         }
 144
 145         *block_count = b_count;
 146         return extable; /*&extable[i];*/  /* return the next free xtable* */
 147 }
 148
 149
 150
 151 methodinfo *parse(methodinfo *m, codegendata *cd, t_inlining_globals *inline_env)
 152 {
 153         int  p;                     /* java instruction counter           */
 154         int  nextp;                 /* start of next java instruction     */
 155         int  opcode;                /* java opcode                        */
 156         int  i;                     /* temporary for different uses (ctrs)*/
 157         int  ipc = 0;               /* intermediate instruction counter   */
 158         int  b_count = 0;           /* basic block counter                */
 159         int  s_count = 0;           /* stack element counter              */
 160         bool blockend = false;      /* true if basic block end has been reached   */
 161         bool iswide = false;        /* true if last instruction was a wide*/
 162         instruction *iptr;          /* current ptr into instruction array */
 163         int gp;                     /* global java instruction counter    */
 164                                     /* inlining info for current method   */
 165
 166         inlining_methodinfo *inlinfo = inline_env->inlining_rootinfo;
 167         inlining_methodinfo *tmpinlinf;
 168         int nextgp = -1;            /* start of next method to be inlined */
 169         int *label_index = NULL;    /* label redirection table            */
 170         int firstlocal = 0;         /* first local variable of method     */
 171         exceptiontable* nextex;     /* points next free entry in extable  */
 172         u1 *instructionstart;       /* 1 for pcs which are valid instr. starts    */
 173
 174         u2 lineindex = 0;
 175         u2 currentline = 0;
 176         u2 linepcchange = 0;
 177
 178         u2 skipBasicBlockChange;
 179
 180 METHINFOt(m,"\nPARSING: ",DEBUG4);
 181 if ((opt_rt) || (opt_xta)) {
 182   FILE *Missed;
 183
 184   if (opt_rt)  Missed =  rtMissed;
 185   if (opt_xta) Missed = xtaMissed;
 186
 187   if (m->methodUsed != USED) {
 188     if (opt_verbose) {
 189       printf(" rta/xta missed: "); fflush(stdout);
 190       METHINFO(m,opt_verbose);
 191       }
 192     if ( (Missed = fopen("Missed", "a")) == NULL) {
 193       printf("CACAO - rt/xtaMissed file: cant open file to write append \n");
 194       }
 195     else {
 196       utf_fprint(Missed,m->class->name);
 197        fprintf(Missed," "); fflush(Missed);
 198       utf_fprint(Missed,m->name);
 199        fprintf(Missed," "); fflush(Missed);
 200       utf_fprint(Missed,m->descriptor);
 201        fprintf(Missed,"\n"); fflush(Missed);
 202       fclose(Missed);
 203       }
 204    }
 205 }
 206         /* INLINING */
 207
 208         if (useinlining) {
 209                 label_index = inlinfo->label_index;
 210                 m->maxstack = inline_env->cummaxstack;
 211                 /*JOWENN m->exceptiontablelength = inline_env->cumextablelength;*/
 212                 tmpinlinf = (inlining_methodinfo*)
 213                                 list_first(inlinfo->inlinedmethods);
 214                 if (tmpinlinf != NULL) nextgp = tmpinlinf->startgp;
 215         }
 216
 217 /**** static analysis has to be called before inlining
 218         which has to be called before reg_set
 219         which has to be called before parse (or ???)
 220         will check if method being parsed was analysed here
 221         if (opt_xta && opt_verbose) {
 222                 **RT_jit_parse(m);**
 223                 printf("XTA requested, not available\n");
 224                 }
 225         if (opt_vta && opt_verbose)
 226                     printf("VTA requested, not yet implemented\n");
 227         ****/
 228
 229         /* allocate instruction array and block index table */
 230
 231         /* 1 additional for end ipc * # cum inline methods*/
 232
 233         m->basicblockindex = DMNEW(s4, inline_env->cumjcodelength + inline_env->cummethods);
 234         memset(m->basicblockindex, 0, sizeof(s4) * (inline_env->cumjcodelength + inline_env->cummethods));
 235
 236         instructionstart = DMNEW(u1, inline_env->cumjcodelength + inline_env->cummethods);
 237         memset(instructionstart, 0, sizeof(u1) * (inline_env->cumjcodelength + inline_env->cummethods));
 238
 239         /* 1 additional for TRACEBUILTIN and 4 for MONITORENTER/EXIT */
 240         /* additional MONITOREXITS are reached by branches which are 3 bytes */
 241
 242         iptr = m->instructions = DMNEW(instruction, inline_env->cumjcodelength + 5);
 243
 244         /* Zero the intermediate instructions array so we don't have any
 245          * invalid pointers in it if we cannot finish analyse_stack(). */
 246
 247         memset(iptr, 0, sizeof(instruction) * (inline_env->cumjcodelength + 5));
 248
 249         /* compute branch targets of exception table */
 250         /*
 251 if (m->exceptiontable == NULL) {
 252   printf("m->exceptiontable=NULL\n");fflush(stdout);
 253   }
 254 else {
 255   printf("m->exceptiontable != NULL\n");fflush(stdout);
 256   }
 257 printf("m->exceptiontablelength=%i, inline_env->method->exceptiontablelength=%i,inline_env->cumextablelength=%i\n",
 258 m->exceptiontablelength, inline_env->method->exceptiontablelength,inline_env->cumextablelength);
 259         */
 260         /*
 261 if (m->exceptiontablelength > 0)
 262         m->exceptiontable = DMNEW(exceptiontable, m->exceptiontablelength + 1);
 263         */
 264
 265         nextex = fillextable(m,
 266           &(cd->exceptiontable[cd->exceptiontablelength-1]), m->exceptiontable, m->exceptiontablelength,
 267           label_index, &b_count, inline_env);
 268         s_count = 1 + m->exceptiontablelength; /* initialize stack element counter   */
 269
 270 #if defined(USE_THREADS)
 271         if (checksync && (m->flags & ACC_SYNCHRONIZED)) {
 272                 m->isleafmethod = false;
 273                 inline_env->method->isleafmethod = false;
 274         }
 275 #endif
 276
 277         /* scan all java instructions */
 278         currentline = 0;
 279         linepcchange = 0;
 280
 281         if (m->linenumbercount == 0) {
 282                 lineindex = 0;
 283
 284         } else {
 285                 linepcchange = m->linenumbers[0].start_pc;
 286         }
 287
 288         skipBasicBlockChange=0;
 289         for (p = 0, gp = 0; p < inline_env->method->jcodelength; gp += (nextp - p), p = nextp) {
 290
 291                 /* DEBUG */      if (DEBUG==true) printf("----- p:%d gp:%d\n",p,gp);
 292
 293                 /* mark this position as a valid instruction start */
 294                 if (!iswide) {
 295                         instructionstart[gp] = 1;
 296                         /*log_text("new start of instruction");*/
 297                         if (linepcchange==p) {
 298                                 if (inline_env->method->linenumbercount > lineindex) {
 299                                         currentline = inline_env->method->linenumbers[lineindex].line_number;
 300                                         lineindex++;
 301                                         if (lineindex < inline_env->method->linenumbercount)
 302                                                 linepcchange = inline_env->method->linenumbers[lineindex].start_pc;
 303                                         /*printf("Line number changed to: %ld\n",currentline);*/
 304                                 }
 305                         }
 306                 }
 307
 308                 /*INLINING*/
 309                 if ((useinlining) && (gp == nextgp)) {
 310                         u1 *tptr;
 311                         bool *readonly = NULL;
 312                         int argBlockIdx=0;
 313
 314                         block_insert(gp);               /* JJJJJJJJJJ */
 315                         blockend=false;
 316                         instructionstart[gp] = 1;
 317                         m->basicblockindex[gp] |= (ipc << 1);  /*FIXME: necessary ? */
 318
 319                         opcode = code_get_u1(p,inline_env->method);
 320                         nextp = p += jcommandsize[opcode];
 321                         if (nextp > inline_env->method->jcodelength)
 322                                 panic("Unexpected end of bytecode");
 323                         tmpinlinf = list_first(inlinfo->inlinedmethods);
 324                         firstlocal = tmpinlinf->firstlocal;
 325                         label_index = tmpinlinf->label_index;
 326                         readonly = tmpinlinf->readonly;
 327
 328                         for (i=0,tptr=tmpinlinf->method->paramtypes;i<tmpinlinf->method->paramcount;i++,tptr++) {
 329                                 if ( ((*tptr)==TYPE_LNG) ||
 330                                   ((*tptr)==TYPE_DBL) )
 331                                         argBlockIdx+=2;
 332                                 else
 333                                         argBlockIdx++;
 334                         }
 335
 336                         for (i = 0, tptr = tmpinlinf->method->paramtypes + tmpinlinf->method->paramcount - 1; i < tmpinlinf->method->paramcount; i++, tptr--) {
 337                                 int op;
 338
 339                                 if ((i == 0) && inlineparamopt) {
 340                                         OP1(ICMD_CLEAR_ARGREN, firstlocal);
 341                                 }
 342
 343                                 if (!inlineparamopt || !readonly[i]) {
 344                                         op = ICMD_ISTORE;
 345
 346                                 } else {
 347                                         op = ICMD_READONLY_ARG;
 348                                 }
 349
 350                                 op += *tptr;
 351                                 if ( ((*tptr)==TYPE_LNG) ||
 352                                   ((*tptr)==TYPE_DBL) )
 353                                         argBlockIdx-=2;
 354                                 else
 355                                         argBlockIdx--;
 356
 357                                 OP1(op, firstlocal + argBlockIdx);
 358                                 /* OP1(op, firstlocal + tmpinlinf->method->paramcount - 1 - i); */
 359                                 /* printf("inline argument load operation for local: %ld\n",firstlocal + tmpinlinf->method->paramcount - 1 - i); */
 360                         }
 361                         skipBasicBlockChange=1;
 362 METHINFOt(inline_env->method,"BEFORE SAVE: ",DEBUG);
 363                         inlining_save_compiler_variables();
 364 METHINFOt(inline_env->method,"AFTER SAVE: ",DEBUG);
 365                         inlining_set_compiler_variables(tmpinlinf);
 366 METHINFOt(inline_env->method,"AFTER SET :: ",DEBUG);
 367 METHINFOt(m,"\n.......Parsing (inlined): ",DEBUG);
 368 METHINFO(inline_env->method,DEBUG);
 369
 370                         OP1(ICMD_INLINE_START,tmpinlinf->level);
 371
 372                         if (inlinfo->inlinedmethods == NULL) {
 373                                 gp = -1;
 374                         } else {
 375                                 tmpinlinf = list_first(inlinfo->inlinedmethods);
 376                                 nextgp = (tmpinlinf != NULL) ? tmpinlinf->startgp : -1;
 377                         }
 378                         if (inline_env->method->exceptiontablelength > 0)
 379                           nextex = fillextable(m, nextex,
 380                             inline_env->method->exceptiontable, inline_env->method->exceptiontablelength,
 381                             label_index, &b_count, inline_env);
 382                         continue;
 383                 }
 384
 385                 opcode = code_get_u1(p,inline_env->method);            /* fetch op code  */
 386          if (DEBUG==true)
 387                 {
 388                         printf("Parse p=%i<%i<%i<   opcode=<%i> %s\n",
 389                            p, gp, inline_env->jcodelength, opcode, opcode_names[opcode]);
 390                         if (label_index)
 391                                 printf("label_index[%d]=%d\n",p,label_index[p]);
 392                 }
 393          /*
 394 printf("basicblockindex[gp=%i]=%i=%p ipc=%i=%p shifted ipc=%i=%p\n",
 395 gp,m->basicblockindex[gp],m->basicblockindex[gp],ipc,ipc,(ipc<<1),(ipc<<1));
 396 fflush(stdout);
 397          */
 398                 if (!skipBasicBlockChange) {
 399                         m->basicblockindex[gp] |= (ipc << 1); /*store intermed cnt*/
 400                 } else skipBasicBlockChange=0;
 401                 /*
 402 printf("basicblockindex[gp=%i]=%i=%p \n",
 403 gp,m->basicblockindex[gp],m->basicblockindex[gp]);
 404 fflush(stdout);
 405                 */
 406
 407                 if (blockend) {
 408                         block_insert(gp);               /* start new block                */
 409                         blockend = false;
 410                         /*printf("blockend was set: new blockcount: %ld at:%ld\n",b_count,gp);*/
 411                 }
 412
 413                 nextp = p + jcommandsize[opcode];   /* compute next instruction start */
 414                 if (nextp > inline_env->method->jcodelength)
 415                         panic("Unexpected end of bytecode");
 416                 s_count += stackreq[opcode];            /* compute stack element count    */
 417 SHOWOPCODE(DEBUG4)
 418                 switch (opcode) {
 419                 case JAVA_NOP:
 420                         break;
 421
 422                         /* pushing constants onto the stack p */
 423
 424                 case JAVA_BIPUSH:
 425                         LOADCONST_I(code_get_s1(p+1,inline_env->method));
 426                         break;
 427
 428                 case JAVA_SIPUSH:
 429                         LOADCONST_I(code_get_s2(p+1,inline_env->method));
 430                         break;
 431
 432                 case JAVA_LDC1:
 433                         i = code_get_u1(p+1,inline_env->method);
 434
 435                         goto pushconstantitem;
 436                 case JAVA_LDC2:
 437                 case JAVA_LDC2W:
 438                         i = code_get_u2(p + 1,inline_env->method);
 439
 440                 pushconstantitem:
 441
 442                         if (i >= inline_env->method->class->cpcount)
 443                                 error("Attempt to access constant outside range: %d >= %d", i, inline_env->method->class->cpcount);
 444
 445                         switch (inline_env->method->class->cptags[i]) {
 446                         case CONSTANT_Integer:
 447                                 LOADCONST_I(((constant_integer *) (inline_env->method->class->cpinfos[i]))->value);
 448                                 break;
 449                         case CONSTANT_Long:
 450                                 LOADCONST_L(((constant_long *) (inline_env->method->class->cpinfos[i]))->value);
 451                                 break;
 452                         case CONSTANT_Float:
 453                                 LOADCONST_F(((constant_float *) (inline_env->method->class->cpinfos[i]))->value);
 454                                 break;
 455                         case CONSTANT_Double:
 456                                 LOADCONST_D(((constant_double *) (inline_env->method->class->cpinfos[i]))->value);
 457                                 break;
 458                         case CONSTANT_String:
 459                                 LOADCONST_A(literalstring_new((utf *) (inline_env->method->class->cpinfos[i])));
 460                                 break;
 461                         default: panic("Invalid constant type to push");
 462                         }
 463                         break;
 464
 465                 case JAVA_ACONST_NULL:
 466                         LOADCONST_A(NULL);
 467                         break;
 468
 469                 case JAVA_ICONST_M1:
 470                 case JAVA_ICONST_0:
 471                 case JAVA_ICONST_1:
 472                 case JAVA_ICONST_2:
 473                 case JAVA_ICONST_3:
 474                 case JAVA_ICONST_4:
 475                 case JAVA_ICONST_5:
 476                         LOADCONST_I(opcode - JAVA_ICONST_0);
 477                         break;
 478
 479                 case JAVA_LCONST_0:
 480                 case JAVA_LCONST_1:
 481                         LOADCONST_L(opcode - JAVA_LCONST_0);
 482                         break;
 483
 484                 case JAVA_FCONST_0:
 485                 case JAVA_FCONST_1:
 486                 case JAVA_FCONST_2:
 487                         LOADCONST_F(opcode - JAVA_FCONST_0);
 488                         break;
 489
 490                 case JAVA_DCONST_0:
 491                 case JAVA_DCONST_1:
 492                         LOADCONST_D(opcode - JAVA_DCONST_0);
 493                         break;
 494
 495                         /* loading variables onto the stack */
 496
 497                 case JAVA_ILOAD:
 498                 case JAVA_LLOAD:
 499                 case JAVA_FLOAD:
 500                 case JAVA_DLOAD:
 501                 case JAVA_ALOAD:
 502                         if (!iswide) {
 503                                 i = code_get_u1(p + 1,inline_env->method);
 504                         } else {
 505                                 i = code_get_u2(p + 1,inline_env->method);
 506                                 nextp = p + 3;
 507                                 iswide = false;
 508                         }
 509                         OP1LOAD(opcode, i + firstlocal);
 510                         break;
 511
 512                 case JAVA_ILOAD_0:
 513                 case JAVA_ILOAD_1:
 514                 case JAVA_ILOAD_2:
 515                 case JAVA_ILOAD_3:
 516                         OP1LOAD(ICMD_ILOAD, opcode - JAVA_ILOAD_0 + firstlocal);
 517                         break;
 518
 519                 case JAVA_LLOAD_0:
 520                 case JAVA_LLOAD_1:
 521                 case JAVA_LLOAD_2:
 522                 case JAVA_LLOAD_3:
 523                         OP1LOAD(ICMD_LLOAD, opcode - JAVA_LLOAD_0 + firstlocal);
 524                         break;
 525
 526                 case JAVA_FLOAD_0:
 527                 case JAVA_FLOAD_1:
 528                 case JAVA_FLOAD_2:
 529                 case JAVA_FLOAD_3:
 530                         OP1LOAD(ICMD_FLOAD, opcode - JAVA_FLOAD_0 + firstlocal);
 531                         break;
 532
 533                 case JAVA_DLOAD_0:
 534                 case JAVA_DLOAD_1:
 535                 case JAVA_DLOAD_2:
 536                 case JAVA_DLOAD_3:
 537                         OP1LOAD(ICMD_DLOAD, opcode - JAVA_DLOAD_0 + firstlocal);
 538                         break;
 539
 540                 case JAVA_ALOAD_0:
 541                 case JAVA_ALOAD_1:
 542                 case JAVA_ALOAD_2:
 543                 case JAVA_ALOAD_3:
 544                         OP1LOAD(ICMD_ALOAD, opcode - JAVA_ALOAD_0 + firstlocal);
 545                         break;
 546
 547                         /* storing stack values into local variables */
 548
 549                 case JAVA_ISTORE:
 550                 case JAVA_LSTORE:
 551                 case JAVA_FSTORE:
 552                 case JAVA_DSTORE:
 553                 case JAVA_ASTORE:
 554                         if (!iswide) {
 555                                 i = code_get_u1(p + 1,inline_env->method);
 556                         } else {
 557                                 i = code_get_u2(p + 1,inline_env->method);
 558                                 iswide = false;
 559                                 nextp = p + 3;
 560                         }
 561                         OP1STORE(opcode, i + firstlocal);
 562                         break;
 563
 564                 case JAVA_ISTORE_0:
 565                 case JAVA_ISTORE_1:
 566                 case JAVA_ISTORE_2:
 567                 case JAVA_ISTORE_3:
 568                         OP1STORE(ICMD_ISTORE, opcode - JAVA_ISTORE_0 + firstlocal);
 569                         break;
 570
 571                 case JAVA_LSTORE_0:
 572                 case JAVA_LSTORE_1:
 573                 case JAVA_LSTORE_2:
 574                 case JAVA_LSTORE_3:
 575                         OP1STORE(ICMD_LSTORE, opcode - JAVA_LSTORE_0 + firstlocal);
 576                         break;
 577
 578                 case JAVA_FSTORE_0:
 579                 case JAVA_FSTORE_1:
 580                 case JAVA_FSTORE_2:
 581                 case JAVA_FSTORE_3:
 582                         OP1STORE(ICMD_FSTORE, opcode - JAVA_FSTORE_0 + firstlocal);
 583                         break;
 584
 585                 case JAVA_DSTORE_0:
 586                 case JAVA_DSTORE_1:
 587                 case JAVA_DSTORE_2:
 588                 case JAVA_DSTORE_3:
 589                         OP1STORE(ICMD_DSTORE, opcode - JAVA_DSTORE_0 + firstlocal);
 590                         break;
 591
 592                 case JAVA_ASTORE_0:
 593                 case JAVA_ASTORE_1:
 594                 case JAVA_ASTORE_2:
 595                 case JAVA_ASTORE_3:
 596                         OP1STORE(ICMD_ASTORE, opcode - JAVA_ASTORE_0 + firstlocal);
 597                         break;
 598
 599                 case JAVA_IINC:
 600                         {
 601                                 int v;
 602
 603                                 if (!iswide) {
 604                                         i = code_get_u1(p + 1,inline_env->method);
 605                                         v = code_get_s1(p + 2,inline_env->method);
 606
 607                                 } else {
 608                                         i = code_get_u2(p + 1,inline_env->method);
 609                                         v = code_get_s2(p + 3,inline_env->method);
 610                                         iswide = false;
 611                                         nextp = p + 5;
 612                                 }
 613                                 INDEX_ONEWORD(i + firstlocal);
 614                                 OP2I(opcode, i + firstlocal, v);
 615                         }
 616                         break;
 617
 618                         /* wider index for loading, storing and incrementing */
 619
 620                 case JAVA_WIDE:
 621                         iswide = true;
 622                         nextp = p + 1;
 623                         break;
 624
 625                         /* managing arrays ************************************************/
 626
 627                 case JAVA_NEWARRAY:
 628                         OP(ICMD_CHECKASIZE);
 629                         switch (code_get_s1(p + 1,inline_env->method)) {
 630                         case 4:
 631                                 BUILTIN1(BUILTIN_newarray_boolean, TYPE_ADR,currentline);
 632                                 break;
 633                         case 5:
 634                                 BUILTIN1(BUILTIN_newarray_char, TYPE_ADR,currentline);
 635                                 break;
 636                         case 6:
 637                                 BUILTIN1(BUILTIN_newarray_float, TYPE_ADR,currentline);
 638                                 break;
 639                         case 7:
 640                                 BUILTIN1(BUILTIN_newarray_double, TYPE_ADR,currentline);
 641                                 break;
 642                         case 8:
 643                                 BUILTIN1(BUILTIN_newarray_byte, TYPE_ADR,currentline);
 644                                 break;
 645                         case 9:
 646                                 BUILTIN1(BUILTIN_newarray_short, TYPE_ADR,currentline);
 647                                 break;
 648                         case 10:
 649                                 BUILTIN1(BUILTIN_newarray_int, TYPE_ADR,currentline);
 650                                 break;
 651                         case 11:
 652                                 BUILTIN1(BUILTIN_newarray_long, TYPE_ADR,currentline);
 653                                 break;
 654                         default: panic("Invalid array-type to create");
 655                         }
 656                         OP(ICMD_CHECKEXCEPTION);
 657                         break;
 658
 659                 case JAVA_ANEWARRAY:
 660                         OP(ICMD_CHECKASIZE);
 661                         i = code_get_u2(p + 1,inline_env->method);
 662                         {
 663                                 classinfo *component;
 664                                 constant_classref *compr;
 665                                 constant_classref *cr;
 666                                 classinfo         *c;
 667
 668 #if defined(__X86_64__)
 669                                 compr = (constant_classref *) class_getconstant(inline_env->method->class, i, CONSTANT_Class);
 670
 671                                 if (!(cr = class_get_classref_multiarray_of(1, compr)))
 672                                         return NULL;
 673
 674                                 if (!resolve_classref(inline_env->method, cr, resolveLazy, true, &c))
 675                                         return NULL;
 676
 677                                 if (c) {
 678                                         LOADCONST_A_BUILTIN(c->vftbl);
 679                                         BUILTIN2(BUILTIN_newarray, TYPE_ADR, currentline);
 680
 681                                 } else {
 682                                         LOADCONST_A_BUILTIN(cr);
 683                                         BUILTIN2(asm_BUILTIN_newarray, TYPE_ADR, currentline);
 684                                 }
 685                                 s_count++;
 686 #else
 687                                 cr = (constant_classref *) class_getconstant(inline_env->method->class, i, CONSTANT_Class);
 688
 689                                 if (!resolve_classref(inline_env->method,
 690                                                         cr,resolveEager,true,&component))
 691                                         return NULL;
 692
 693                                 c = class_array_of(component,true);
 694                                 if (!c)
 695                                         return NULL;
 696                                 LOADCONST_A_BUILTIN(c->vftbl);
 697                                 s_count++;
 698                                 BUILTIN2(BUILTIN_newarray, TYPE_ADR, currentline);
 699 #endif
 700                         }
 701                         OP(ICMD_CHECKEXCEPTION);
 702                         break;
 703
 704                 case JAVA_MULTIANEWARRAY:
 705                         inline_env->method->isleafmethod = false;
 706                         i = code_get_u2(p + 1, inline_env->method);
 707                         {
 708                                 classinfo *component;
 709                                 classinfo *c;
 710                             constant_classref *cr;
 711                                 vftbl_t *arrayvftbl;
 712                                 s4 v = code_get_u1(p + 3, inline_env->method);
 713
 714 #if defined(__X86_64__)
 715                                 cr = (constant_classref *) class_getconstant(inline_env->method->class, i, CONSTANT_Class);
 716
 717                                 if (!resolve_classref(inline_env->method, cr, resolveLazy, true, &c))
 718                                         return NULL;
 719
 720                                 if (c) {
 721                                         OP2AT(opcode, v, c->vftbl, BUILTIN_nmultianewarray, currentline);
 722
 723                                 } else {
 724                                         OP2AT(opcode, v, cr, asm_BUILTIN_multianewarray, currentline);
 725                                 }
 726 #else
 727 /*                              vftbl *arrayvftbl = */
 728 /*                                      ((classinfo *) class_getconstant(class, i, CONSTANT_Class))->vftbl; */
 729 /*                              OP2A(opcode, v, arrayvftbl,currentline); */
 730
 731
 732                                 cr = (constant_classref *) class_getconstant(inline_env->method->class, i, CONSTANT_Class);
 733
 734                                 if (!resolve_classref_or_classinfo(inline_env->method,
 735                                                         CLASSREF_OR_CLASSINFO(cr),resolveEager,true,&component))
 736                                         return NULL;
 737
 738                                 arrayvftbl = component->vftbl;
 739                                 OP2A(opcode, v, arrayvftbl, currentline);
 740
 741 /*                              classinfo *arrayclass = */
 742 /*                                      (classinfo *) class_getconstant(class, i, CONSTANT_Class); */
 743 /*                              OP2A(opcode, v, arrayclass, currentline); */
 744 #endif
 745                         }
 746                         break;
 747
 748                 case JAVA_IFEQ:
 749                 case JAVA_IFLT:
 750                 case JAVA_IFLE:
 751                 case JAVA_IFNE:
 752                 case JAVA_IFGT:
 753                 case JAVA_IFGE:
 754                 case JAVA_IFNULL:
 755                 case JAVA_IFNONNULL:
 756                 case JAVA_IF_ICMPEQ:
 757                 case JAVA_IF_ICMPNE:
 758                 case JAVA_IF_ICMPLT:
 759                 case JAVA_IF_ICMPGT:
 760                 case JAVA_IF_ICMPLE:
 761                 case JAVA_IF_ICMPGE:
 762                 case JAVA_IF_ACMPEQ:
 763                 case JAVA_IF_ACMPNE:
 764                 case JAVA_GOTO:
 765                 case JAVA_JSR:
 766                         i = p + code_get_s2(p + 1,inline_env->method);
 767                         if (useinlining) {
 768                                 debug_writebranch;
 769                                 i = label_index[i];
 770                         }
 771                         bound_check(i);
 772                         block_insert(i);
 773                         blockend = true;
 774                         OP1(opcode, i);
 775                         break;
 776                 case JAVA_GOTO_W:
 777                 case JAVA_JSR_W:
 778                         i = p + code_get_s4(p + 1,inline_env->method);
 779                         if (useinlining) {
 780                                 debug_writebranch;
 781                                 i = label_index[i];
 782                         }
 783                         bound_check(i);
 784                         /*printf("B6 JSR_W\t"); fflush(stdout);*/
 785                         block_insert(i);
 786                         blockend = true;
 787                         OP1(opcode, i);
 788                         break;
 789
 790                 case JAVA_RET:
 791                         if (!iswide) {
 792                                 i = code_get_u1(p + 1,inline_env->method);
 793                         } else {
 794                                 i = code_get_u2(p + 1,inline_env->method);
 795                                 nextp = p + 3;
 796                                 iswide = false;
 797                         }
 798                         blockend = true;
 799
 800                         /*
 801                           if (inline_env->isinlinedmethod) {
 802                           OP1(ICMD_GOTO, inlinfo->stopgp);
 803                           break;
 804                           }*/
 805
 806                         OP1LOAD(opcode, i + firstlocal);
 807                         break;
 808
 809                 case JAVA_IRETURN:
 810                 case JAVA_LRETURN:
 811                 case JAVA_FRETURN:
 812                 case JAVA_DRETURN:
 813                 case JAVA_ARETURN:
 814                 case JAVA_RETURN:
 815                         if (inline_env->isinlinedmethod) {
 816                                 /*                                      if (p==m->jcodelength-1) {*/ /* return is at end of inlined method */
 817                                 /*                                              OP(ICMD_NOP); */
 818                                 /*                                              break; */
 819                                 /*                                      } */
 820                                 if (nextp>inline_env->method->jcodelength-1) {
 821                                         /* OP1(ICMD_GOTO, inlinfo->stopgp);
 822                                            OP(ICMD_NOP);
 823                                            OP(ICMD_NOP);
 824                                         */
 825                                         blockend=true;
 826                                         break;
 827                                 } /* JJJJJJJ */
 828                                 blockend = true;
 829                                 OP1(ICMD_GOTO, inlinfo->stopgp);
 830                                 break;
 831                         }
 832
 833                         blockend = true;
 834                         OP(opcode);
 835                         break;
 836
 837                 case JAVA_ATHROW:
 838                         blockend = true;
 839                         OP(opcode);
 840                         break;
 841
 842
 843                         /* table jumps ********************************/
 844
 845                 case JAVA_LOOKUPSWITCH:
 846                         {
 847                                 s4 num, j;
 848                                 s4 *tablep;
 849                                 s4 prevvalue=0;
 850
 851                                 blockend = true;
 852                                 nextp = ALIGN((p + 1), 4);
 853                                 if (nextp + 8 > inline_env->method->jcodelength)
 854                                         panic("Unexpected end of bytecode");
 855                                 if (!useinlining) {
 856                                         tablep = (s4 *) (inline_env->method->jcode + nextp);
 857
 858                                 } else {
 859                                         num = code_get_u4(nextp + 4,inline_env->method);
 860                                         tablep = DMNEW(s4, num * 2 + 2);
 861                                 }
 862
 863                                 OP2A(opcode, 0, tablep,currentline);
 864
 865                                 /* default target */
 866
 867                                 j =  p + code_get_s4(nextp,inline_env->method);
 868                                 if (useinlining)
 869                                         j = label_index[j];
 870                                 *tablep = j;     /* restore for little endian */
 871                                 tablep++;
 872                                 nextp += 4;
 873                                 bound_check(j);
 874                                 block_insert(j);
 875
 876                                 /* number of pairs */
 877
 878                                 num = code_get_u4(nextp,inline_env->method);
 879                                 *tablep = num;
 880                                 tablep++;
 881                                 nextp += 4;
 882
 883                                 if (nextp + 8*(num) > inline_env->method->jcodelength)
 884                                         panic("Unexpected end of bytecode");
 885
 886                                 for (i = 0; i < num; i++) {
 887                                         /* value */
 888
 889                                         j = code_get_s4(nextp,inline_env->method);
 890                                         *tablep = j; /* restore for little endian */
 891                                         tablep++;
 892                                         nextp += 4;
 893
 894                                         /* check if the lookup table is sorted correctly */
 895
 896                                         if (i && (j <= prevvalue)) {
 897                                                 *exceptionptr = new_verifyerror(m, "Unsorted lookup switch");
 898                                                 return NULL;
 899                                         }
 900                                         prevvalue = j;
 901
 902                                         /* target */
 903
 904                                         j = p + code_get_s4(nextp,inline_env->method);
 905                                         if (useinlining)
 906                                                 j = label_index[j];
 907                                         *tablep = j; /* restore for little endian */
 908                                         tablep++;
 909                                         nextp += 4;
 910                                         bound_check(j);
 911                                         block_insert(j);
 912                                 }
 913
 914                                 break;
 915                         }
 916
 917
 918                 case JAVA_TABLESWITCH:
 919                         {
 920                                 s4 num, j;
 921                                 s4 *tablep;
 922
 923                                 blockend = true;
 924                                 nextp = ALIGN((p + 1), 4);
 925                                 if (nextp + 12 > inline_env->method->jcodelength)
 926                                         panic("Unexpected end of bytecode");
 927                                 if (!useinlining) {
 928                                         tablep = (s4 *) (inline_env->method->jcode + nextp);
 929
 930                                 } else {
 931                                         num = code_get_u4(nextp + 8,inline_env->method) - code_get_u4(nextp + 4,inline_env->method);
 932                                         tablep = DMNEW(s4, num + 1 + 3);
 933                                 }
 934
 935                                 OP2A(opcode, 0, tablep,currentline);
 936
 937                                 /* default target */
 938
 939                                 j = p + code_get_s4(nextp,inline_env->method);
 940                                 if (useinlining)
 941                                         j = label_index[j];
 942                                 *tablep = j;     /* restore for little endian */
 943                                 tablep++;
 944                                 nextp += 4;
 945                                 bound_check(j);
 946                                 block_insert(j);
 947
 948                                 /* lower bound */
 949
 950                                 j = code_get_s4(nextp,inline_env->method);
 951                                 *tablep = j;     /* restore for little endian */
 952                                 tablep++;
 953                                 nextp += 4;
 954
 955                                 /* upper bound */
 956
 957                                 num = code_get_s4(nextp,inline_env->method);
 958                                 *tablep = num;   /* restore for little endian */
 959                                 tablep++;
 960                                 nextp += 4;
 961
 962                                 num -= j;  /* difference of upper - lower */
 963                                 if (num < 0)
 964                                         panic("invalid TABLESWITCH: upper bound < lower bound");
 965
 966                                 if (nextp + 4*(num+1) > inline_env->method->jcodelength)
 967                                         panic("Unexpected end of bytecode");
 968
 969                                 for (i = 0; i <= num; i++) {
 970                                         j = p + code_get_s4(nextp,inline_env->method);
 971                                         if (useinlining) {
 972                                                 /*printf("TABLESWITCH: j before mapping=%ld\n",j);*/
 973                                                 j = label_index[j];
 974                                         }
 975                                         *tablep = j; /* restore for little endian */
 976                                         tablep++;
 977                                         nextp += 4;
 978                                         bound_check(j);
 979                                         block_insert(j);
 980                                         /*printf("TABLESWITCH: block_insert(%ld)\n",j);*/
 981                                 }
 982
 983                                 break;
 984                         }
 985
 986
 987                         /* load and store of object fields *******************/
 988
 989                 case JAVA_AASTORE:
 990                         BUILTIN3(BUILTIN_aastore, TYPE_VOID, currentline);
 991                         break;
 992
 993                 case JAVA_GETSTATIC:
 994                 case JAVA_PUTSTATIC:
 995 #if defined(__X86_64__)
 996                 case JAVA_GETFIELD:
 997                 case JAVA_PUTFIELD:
 998 #endif
 999                         i = code_get_u2(p + 1, inline_env->method);
1000                         {
1001                                 constant_FMIref  *fr;
1002                                 unresolved_field *uf;
1003                                 fieldinfo        *fi;
1004                                 classinfo        *c;
1005
1006                                 fr = class_getconstant(inline_env->method->class, i, CONSTANT_Fieldref);
1007 #if defined(__X86_64__)
1008                                 OP2A_NOINC(opcode, fr->parseddesc.fd->type, fr, currentline);
1009
1010                                 if (!(uf = create_unresolved_field(inline_env->method->class,
1011                                                                                                    inline_env->method,
1012                                                                                                    iptr,
1013                                                                                                    NULL)))
1014                                         return NULL;
1015
1016                                 /* store unresolved_field pointer */
1017
1018                                 iptr->target = uf;
1019
1020                                 /* only with -noverify, otherwise the typechecker does this */
1021
1022                                 if (!opt_verify) {
1023                                         if (!resolve_field(uf, resolveLazy, &fi))
1024                                                 return NULL;
1025
1026                                         iptr->val.a = fi;
1027                                 }
1028                                 PINC;
1029 #else
1030                                 if (!resolve_classref(inline_env->method,fr->classref,resolveEager,true,&frclass))
1031                                         return NULL;
1032
1033                                 fi = class_resolvefield(frclass,
1034                                                                                 fr->name,
1035                                                                                 fr->descriptor,
1036                                                                                 inline_env->method->class,
1037                                                                                 true);
1038
1039                                 if (!fi)
1040                                         return NULL;
1041
1042                                 OP2A(opcode, fi->type, fi, currentline);
1043                                 if (!fi->class->initialized) {
1044                                         inline_env->method->isleafmethod = false;
1045                                 }
1046 #endif
1047                         }
1048                         break;
1049
1050 #if !defined(__X86_64__)
1051                 case JAVA_PUTFIELD:
1052                 case JAVA_GETFIELD:
1053                         i = code_get_u2(p + 1,inline_env->method);
1054                         {
1055                                 constant_FMIref *fr;
1056                                 fieldinfo *fi;
1057                                 classinfo *frclass;
1058
1059                                 fr = class_getconstant(inline_env->method->class, i, CONSTANT_Fieldref);
1060                                 if (!resolve_classref(inline_env->method,fr->classref,resolveEager,true,&frclass))
1061                                         return NULL;
1062
1063                                 fi = class_resolvefield(frclass,
1064                                                                                 fr->name,
1065                                                                                 fr->descriptor,
1066                                                                                 inline_env->method->class,
1067                                                                                 true);
1068
1069                                 if (!fi)
1070                                         return NULL;
1071
1072                                 OP2A(opcode, fi->type, fi, currentline);
1073                         }
1074                         break;
1075 #endif
1076
1077
1078                         /* method invocation *****/
1079
1080                 case JAVA_INVOKESTATIC:
1081                         i = code_get_u2(p + 1, inline_env->method);
1082                         {
1083                                 constant_FMIref *mr;
1084                                 methodinfo *mi;
1085                                 unresolved_method *um;
1086                                 classinfo *mrclass;
1087
1088                                 inline_env->method->isleafmethod = false;
1089
1090                                 mr = class_getconstant(inline_env->method->class, i, CONSTANT_Methodref);
1091 #if defined(__X86_64__)
1092                                 OP2A_NOINC(opcode, mr->parseddesc.md->paramcount, mr, currentline);
1093
1094                                 um = create_unresolved_method(inline_env->method->class,
1095                                                                                           inline_env->method,
1096                                                                                           iptr,
1097                                                                                           NULL);
1098
1099                                 if (!um)
1100                                         return NULL;
1101
1102                                 /* store the unresolved_method pointer */
1103
1104                                 iptr->target = um;
1105
1106                                 /* only with -noverify, otherwise the typechecker does this */
1107
1108                                 if (!opt_verify) {
1109                                         if (!resolve_method(um, resolveLazy, &mi))
1110                                                 return NULL;
1111
1112                                         iptr->val.a = mi;
1113                                 }
1114                                 PINC;
1115 #else
1116                                 if (!resolve_classref(inline_env->method,mr->classref,resolveEager,true,&mrclass))
1117                                         return NULL;
1118
1119                                 mi = class_resolveclassmethod(mrclass,
1120                                                                                           mr->name,
1121                                                                                           mr->descriptor,
1122                                                                                           inline_env->method->class,
1123                                                                                           true);
1124
1125                                 if (!mi)
1126                                         return NULL;
1127
1128 if (DEBUG4==true) {
1129         method_display_w_class(mi);
1130         printf("\tINVOKE SPEC/VIRT\n");
1131         fflush(stdout);}
1132
1133                                 if (mi->flags & ACC_STATIC) {
1134                                         *exceptionptr =
1135                                                 new_exception(string_java_lang_IncompatibleClassChangeError);
1136                                         return NULL;
1137                                 }
1138
1139                                 method_descriptor2types(mi);
1140                                 OP2A(opcode, mi->paramcount, mi, currentline);
1141 #endif
1142                         }
1143                         break;
1144
1145                 case JAVA_INVOKESPECIAL:
1146                 case JAVA_INVOKEVIRTUAL:
1147                         i = code_get_u2(p + 1, inline_env->method);
1148                         {
1149                                 constant_FMIref *mr;
1150                                 methodinfo *mi;
1151                                 unresolved_method *um;
1152                                 classinfo *mrclass;
1153
1154                                 inline_env->method->isleafmethod = false;
1155
1156                                 mr = class_getconstant(inline_env->method->class, i, CONSTANT_Methodref);
1157 #if defined(__X86_64__)
1158                                 OP2A_NOINC(opcode, mr->parseddesc.md->paramcount + 1, mr, currentline);
1159
1160                                 um = create_unresolved_method(inline_env->method->class,
1161                                                                                           inline_env->method,
1162                                                                                           iptr,
1163                                                                                           NULL);
1164
1165                                 if (!um)
1166                                         return NULL;
1167
1168                                 /* store the unresolved_method* */
1169
1170                                 iptr->target = um;
1171
1172                                 /* only with -noverify, otherwise the typechecker does this */
1173
1174                                 if (!opt_verify) {
1175                                         if (!resolve_method(um, resolveLazy, &mi))
1176                                                 return NULL;
1177
1178                                         iptr->val.a = mi;
1179                                 }
1180                                 PINC;
1181 #else
1182                                 if (!resolve_classref(inline_env->method,mr->classref,resolveEager,true,&mrclass))
1183                                         return NULL;
1184
1185                                 mi = class_resolveclassmethod(mrclass,
1186                                                                                           mr->name,
1187                                                                                           mr->descriptor,
1188                                                                                           inline_env->method->class,
1189                                                                                           true);
1190
1191                                 if (!mi)
1192                                         return NULL;
1193
1194 if (DEBUG4==true) {
1195         method_display_w_class(mi);
1196         printf("\tINVOKE SPEC/VIRT\n");
1197         fflush(stdout);}
1198
1199                                 if (mi->flags & ACC_STATIC) {
1200                                         *exceptionptr =
1201                                                 new_exception(string_java_lang_IncompatibleClassChangeError);
1202                                         return NULL;
1203                                 }
1204
1205                                 method_descriptor2types(mi);
1206                                 OP2A(opcode, mi->paramcount, mi, currentline);
1207 #endif
1208                         }
1209                         break;
1210
1211                 case JAVA_INVOKEINTERFACE:
1212                         i = code_get_u2(p + 1,inline_env->method);
1213                         {
1214                                 constant_FMIref *mr;
1215                                 methodinfo *mi;
1216                                 classinfo *mrclass;
1217                                 unresolved_method *um;
1218
1219                                 inline_env->method->isleafmethod = false;
1220
1221                                 mr = class_getconstant(inline_env->method->class, i, CONSTANT_InterfaceMethodref);
1222 #if defined(__X86_64__)
1223                                 OP2A_NOINC(opcode, mr->parseddesc.md->paramcount + 1, mr, currentline);
1224
1225                                 um = create_unresolved_method(inline_env->method->class,
1226                                                                                           inline_env->method,
1227                                                                                           iptr,
1228                                                                                           NULL);
1229
1230                                 if (!um)
1231                                         return NULL;
1232
1233                                 /* store the unresolved_method* */
1234
1235                                 iptr->target = um;
1236
1237                                 /* only with -noverify, otherwise the typechecker does this */
1238
1239                                 if (!opt_verify) {
1240                                         if (!resolve_method(um, resolveLazy, &mi))
1241                                                 return NULL;
1242
1243                                         iptr->val.a = mi;
1244                                 }
1245                                 PINC;
1246 #else
1247                                 if (!resolve_classref(inline_env->method,mr->classref,resolveEager,true,&mrclass))
1248                                         return NULL;
1249
1250                                 mi = class_resolveinterfacemethod(mrclass,
1251                                                                                                   mr->name,
1252                                                                                                   mr->descriptor,
1253                                                                                                   inline_env->method->class,
1254                                                                                                   true);
1255                                 if (!mi)
1256                                         return NULL;
1257
1258                                 if (mi->flags & ACC_STATIC) {
1259                                         *exceptionptr =
1260                                                 new_exception(string_java_lang_IncompatibleClassChangeError);
1261                                         return NULL;
1262                                 }
1263
1264 if (DEBUG4==true) {
1265         method_display_w_class(mi);
1266         printf("\tINVOKE INTERFACE\n");
1267         fflush(stdout);}
1268                                 method_descriptor2types(mi);
1269                                 OP2A(opcode, mi->paramcount, mi, currentline);
1270 #endif
1271                         }
1272                         break;
1273
1274                         /* miscellaneous object operations *******/
1275
1276                 case JAVA_NEW:
1277                         {
1278                                 constant_classref *cr;
1279                                 classinfo         *cls;
1280
1281 #if defined(__X86_64__)
1282                                 i = code_get_u2(p + 1, inline_env->method);
1283                                 cr = (constant_classref *) class_getconstant(inline_env->method->class, i, CONSTANT_Class);
1284
1285                                 if (!resolve_classref(inline_env->method, cr, resolveLazy, true, &cls))
1286                                         return NULL;
1287
1288                                 /* <clinit> can throw an exception over native code */
1289
1290                                 if (cls && cls->initialized) {
1291                                         LOADCONST_A_BUILTIN(cls);
1292                                         BUILTIN1(BUILTIN_new, TYPE_ADR, currentline);
1293
1294                                 } else {
1295                                         LOADCONST_A_BUILTIN(cr);
1296                                         BUILTIN1((functionptr) asm_builtin_new, TYPE_ADR, currentline);
1297                                 }
1298
1299                                 s_count++;
1300                                 OP(ICMD_CHECKEXCEPTION);
1301 #else
1302                                 i = code_get_u2(p + 1,inline_env->method);
1303                                 cr = (constant_classref *) class_getconstant(inline_env->method->class, i, CONSTANT_Class);
1304                                 if (!resolve_classref(inline_env->method,cr,resolveEager,true,&cls))
1305                                         return NULL;
1306                                 LOADCONST_A_BUILTIN(cls);
1307                                 s_count++;
1308                                 BUILTIN1(BUILTIN_new, TYPE_ADR, currentline);
1309                                 OP(ICMD_CHECKEXCEPTION);
1310 #endif
1311                         }
1312                         break;
1313
1314                 case JAVA_CHECKCAST:
1315                         i = code_get_u2(p + 1, inline_env->method);
1316                         {
1317                                 constant_classref *cr;
1318                                 classinfo *cls;
1319
1320                                 cr = (constant_classref *) class_getconstant(inline_env->method->class, i, CONSTANT_Class);
1321
1322 #if defined(x__X86_64__)
1323                                 if (!resolve_classref(inline_env->method, cr, resolveLazy, true, &cls))
1324                                         return NULL;
1325
1326                                 if (cr->name->text[0] == '[') {
1327                                         if (!resolve_classref(inline_env->method, cr, resolveEager, true, &cls))
1328                                                 return NULL;
1329
1330                                         /* array type cast-check */
1331                                         LOADCONST_A_BUILTIN(cls->vftbl);
1332                                         BUILTIN2(BUILTIN_checkarraycast, TYPE_ADR, currentline);
1333
1334                                 } else {
1335                                         /* object type cast-check */
1336                                         OP2AT(opcode, 1, cls, cr, currentline);
1337                                 }
1338                                 s_count++;
1339 #else
1340                                 if (!resolve_classref(inline_env->method,
1341                                                         cr,resolveEager,true,&cls))
1342                                         return NULL;
1343
1344                                 if (cls->vftbl->arraydesc) {
1345                                         /* array type cast-check */
1346                                         LOADCONST_A_BUILTIN(cls->vftbl);
1347                                         s_count++;
1348                                         BUILTIN2(BUILTIN_checkarraycast, TYPE_ADR,currentline);
1349
1350                                 } else { /* object type cast-check */
1351                                         /*
1352                                           +                                               LOADCONST_A_BUILTIN(class_getconstant(class, i, CONSTANT_Class));
1353                                           +                                               s_count++;
1354                                           +                                               BUILTIN2(BUILTIN_checkcast, TYPE_ADR,currentline);
1355                                           +                                             */
1356                                         OP2A(opcode, 1, cls, currentline);
1357                                 }
1358 #endif
1359                         }
1360                         break;
1361
1362                 case JAVA_INSTANCEOF:
1363                         i = code_get_u2(p + 1,inline_env->method);
1364                         {
1365                                 constant_classref *cr;
1366                                 classinfo *cls;
1367
1368                                 cr = (constant_classref *) class_getconstant(inline_env->method->class, i, CONSTANT_Class);
1369                                 if (!resolve_classref(inline_env->method,
1370                                                         cr,resolveEager,true,&cls))
1371                                         return NULL;
1372
1373                                 if (cls->vftbl->arraydesc) {
1374                                         /* array type cast-check */
1375                                         LOADCONST_A_BUILTIN(cls->vftbl);
1376                                         s_count++;
1377                                         BUILTIN2(BUILTIN_arrayinstanceof, TYPE_INT, currentline);
1378                                 }
1379                                 else { /* object type cast-check */
1380                                         /*
1381                                           LOADCONST_A_BUILTIN(class_getconstant(class, i, CONSTANT_Class));
1382                                           s_count++;
1383                                           BUILTIN2(BUILTIN_instanceof, TYPE_INT,currentline);
1384                                           +                                             */
1385                                         OP2A(opcode, 1, cls, currentline);
1386                                 }
1387                         }
1388                         break;
1389
1390                 case JAVA_MONITORENTER:
1391 #if defined(USE_THREADS)
1392                         if (checksync) {
1393                                 BUILTIN1(BUILTIN_monitorenter, TYPE_VOID,currentline);
1394                         } else
1395 #endif
1396                                 {
1397                                         OP(ICMD_NULLCHECKPOP);
1398                                 }
1399                         break;
1400
1401                 case JAVA_MONITOREXIT:
1402 #if defined(USE_THREADS)
1403                         if (checksync) {
1404                                 BUILTIN1(BUILTIN_monitorexit, TYPE_VOID,currentline);
1405                                 OP(ICMD_CHECKEXCEPTION);
1406                         } else
1407 #endif
1408                                 {
1409                                         OP(ICMD_POP);
1410                                 }
1411                         break;
1412
1413                         /* any other basic operation **************************************/
1414
1415                 case JAVA_IDIV:
1416                         OP(opcode);
1417                         break;
1418
1419                 case JAVA_IREM:
1420                         OP(opcode);
1421                         break;
1422
1423                 case JAVA_LDIV:
1424                         OP(opcode);
1425                         break;
1426
1427                 case JAVA_LREM:
1428                         OP(opcode);
1429                         break;
1430
1431                 case JAVA_FREM:
1432 #if defined(__I386__)
1433                         OP(opcode);
1434 #else
1435                         BUILTIN2(BUILTIN_frem, TYPE_FLOAT,currentline);
1436 #endif
1437                         break;
1438
1439                 case JAVA_DREM:
1440 #if defined(__I386__)
1441                         OP(opcode);
1442 #else
1443                         BUILTIN2(BUILTIN_drem, TYPE_DOUBLE,currentline);
1444 #endif
1445                         break;
1446
1447                 case JAVA_F2I:
1448 #if defined(__ALPHA__)
1449                         if (!opt_noieee) {
1450                                 BUILTIN1(BUILTIN_f2i, TYPE_INT,currentline);
1451                         } else
1452 #endif
1453                                 {
1454                                         OP(opcode);
1455                                 }
1456                         break;
1457
1458                 case JAVA_F2L:
1459 #if defined(__ALPHA__)
1460                         if (!opt_noieee) {
1461                                 BUILTIN1(BUILTIN_f2l, TYPE_LONG,currentline);
1462                         } else
1463 #endif
1464                                 {
1465                                         OP(opcode);
1466                                 }
1467                         break;
1468
1469                 case JAVA_D2I:
1470 #if defined(__ALPHA__)
1471                         if (!opt_noieee) {
1472                                 BUILTIN1(BUILTIN_d2i, TYPE_INT,currentline);
1473                         } else
1474 #endif
1475                                 {
1476                                         OP(opcode);
1477                                 }
1478                         break;
1479
1480                 case JAVA_D2L:
1481 #if defined(__ALPHA__)
1482                         if (!opt_noieee) {
1483                                 BUILTIN1(BUILTIN_d2l, TYPE_LONG,currentline);
1484                         } else
1485 #endif
1486                                 {
1487                                         OP(opcode);
1488                                 }
1489                         break;
1490
1491                 case JAVA_BREAKPOINT:
1492                         *exceptionptr =
1493                                 new_verifyerror(m, "Quick instructions shouldn't appear yet.");
1494                         return NULL;
1495
1496                 case 204: /* unused opcode */
1497                 case 205:
1498                 case 206:
1499                 case 207:
1500                 case 208:
1501                 case 209:
1502                 case 210:
1503                 case 211:
1504                 case 212:
1505                 case 213:
1506                 case 214:
1507                 case 215:
1508                 case 216:
1509                 case 217:
1510                 case 218:
1511                 case 219:
1512                 case 220:
1513                 case 221:
1514                 case 222:
1515                 case 223:
1516                 case 224:
1517                 case 225:
1518                 case 226:
1519                 case 227:
1520                 case 228:
1521                 case 229:
1522                 case 230:
1523                 case 231:
1524                 case 232:
1525                 case 233:
1526                 case 234:
1527                 case 235:
1528                 case 236:
1529                 case 237:
1530                 case 238:
1531                 case 239:
1532                 case 240:
1533                 case 241:
1534                 case 242:
1535                 case 243:
1536                 case 244:
1537                 case 245:
1538                 case 246:
1539                 case 247:
1540                 case 248:
1541                 case 249:
1542                 case 250:
1543                 case 251:
1544                 case 252:
1545                 case 253:
1546                 case 254:
1547                 case 255:
1548                         printf("Illegal opcode %d at instr %d\n", opcode, ipc);
1549                         panic("Illegal opcode encountered");
1550                         break;
1551
1552                 default:
1553                         OP(opcode);
1554                         break;
1555
1556                 } /* end switch */
1557
1558                 /* If WIDE was used correctly, iswide should have been reset by now. */
1559                 if (iswide && opcode != JAVA_WIDE)
1560                         panic("Illegal instruction: WIDE before incompatible opcode");
1561
1562                 /* INLINING */
1563
1564                 /* if (inline_env->isinlinedmethod && p == inline_env->method->jcodelength - 1) { */ /* end of an inlined method */
1565                 if (inline_env->isinlinedmethod && (nextp >= inline_env->method->jcodelength) ) { /* end of an inlined method */
1566                         /*                printf("setting gp from %d to %d\n",gp, inlinfo->stopgp); */
1567                         gp = inlinfo->stopgp;
1568                         inlining_restore_compiler_variables();
1569                         OP(ICMD_INLINE_END);
1570 /*label_index = inlinfo->label_index;*/
1571
1572 METHINFOt(inline_env->method,"AFTER RESTORE : ",DEBUG);
1573                         list_remove(inlinfo->inlinedmethods, list_first(inlinfo->inlinedmethods));
1574                         if (inlinfo->inlinedmethods == NULL) { /* JJJJ */
1575                                 nextgp = -1;
1576                         } else {
1577                                 tmpinlinf = list_first(inlinfo->inlinedmethods);
1578                                 nextgp = (tmpinlinf != NULL) ? tmpinlinf->startgp : -1;
1579                         }
1580                         /*                printf("nextpgp: %d\n", nextgp); */
1581                         label_index=inlinfo->label_index;
1582                         firstlocal = inlinfo->firstlocal;
1583                 }
1584
1585         } /* end for */
1586
1587
1588         if (p != m->jcodelength) {
1589                 printf("p (%d) != m->jcodelength (%d)\n",p,m->jcodelength);
1590                 panic("Command-sequence crosses code-boundary");
1591         }
1592         if (!blockend) {
1593                 *exceptionptr = new_verifyerror(m, "Falling off the end of the code");
1594                 return NULL;
1595         }
1596
1597         /* adjust block count if target 0 is not first intermediate instruction */
1598
1599         if (!m->basicblockindex[0] || (m->basicblockindex[0] > 1))
1600                 b_count++;
1601
1602         /* copy local to method variables */
1603
1604         m->instructioncount = ipc;
1605         m->basicblockcount = b_count;
1606         m->stackcount = s_count + m->basicblockcount * m->maxstack;
1607
1608         /* allocate stack table */
1609
1610         m->stack = DMNEW(stackelement, m->stackcount);
1611
1612         {
1613                 basicblock *bptr;
1614
1615                 bptr = m->basicblocks = DMNEW(basicblock, b_count + 1);    /* one more for end ipc */
1616
1617                 b_count = 0;
1618                 m->c_debug_nr = 0;
1619
1620                 /* additional block if target 0 is not first intermediate instruction */
1621
1622                 if (!m->basicblockindex[0] || (m->basicblockindex[0] > 1)) {
1623                         bptr->iinstr = m->instructions;
1624                         bptr->mpc = -1;
1625                         bptr->flags = -1;
1626                         bptr->type = BBTYPE_STD;
1627                         bptr->branchrefs = NULL;
1628                         bptr->pre_count = 0;
1629                         bptr->debug_nr = m->c_debug_nr++;
1630                         bptr++;
1631                         b_count++;
1632                         (bptr - 1)->next = bptr;
1633                 }
1634
1635                 /* allocate blocks */
1636
1637                 for (p = 0; p < inline_env->cumjcodelength; p++) {
1638                 /* for (p = 0; p < m->jcodelength; p++) { */
1639                         if (m->basicblockindex[p] & 1) {
1640                                 /* check if this block starts at the beginning of an instruction */
1641                                 if (!instructionstart[p]) {
1642                                         printf("Basic Block beginn: %d\n",p);
1643                                         panic("Branch into middle of instruction");
1644                                 }
1645                                 /* allocate the block */
1646                                 bptr->iinstr = m->instructions + (m->basicblockindex[p] >> 1);
1647                                 bptr->debug_nr = m->c_debug_nr++;
1648                                 if (b_count != 0)
1649                                         (bptr - 1)->icount = bptr->iinstr - (bptr - 1)->iinstr;
1650                                 bptr->mpc = -1;
1651                                 bptr->flags = -1;
1652                                 bptr->lflags = 0;
1653                                 bptr->type = BBTYPE_STD;
1654                                 bptr->branchrefs = NULL;
1655                                 m->basicblockindex[p] = b_count;
1656                                 bptr->pre_count = 0;
1657                                 bptr++;
1658                                 b_count++;
1659                                 (bptr - 1)->next = bptr;
1660                         }
1661                 }
1662
1663                 /* allocate additional block at end */
1664
1665                 bptr->instack = bptr->outstack = NULL;
1666                 bptr->indepth = bptr->outdepth = 0;
1667                 bptr->iinstr = NULL;
1668                 (bptr - 1)->icount = (m->instructions + m->instructioncount) - (bptr - 1)->iinstr;
1669                 bptr->icount = 0;
1670                 bptr->mpc = -1;
1671                 bptr->flags = -1;
1672                 bptr->lflags = 0;
1673                 bptr->type = BBTYPE_STD;
1674                 bptr->branchrefs = NULL;
1675                 bptr->pre_count = 0;
1676                 bptr->debug_nr = m->c_debug_nr++;
1677                 (bptr - 1)->next = bptr;
1678                 bptr->next = NULL;
1679
1680                 if (cd->exceptiontablelength > 0) {
1681                         cd->exceptiontable[cd->exceptiontablelength - 1].down = NULL;
1682                 }
1683
1684                 for (i = 0; i < cd->exceptiontablelength; ++i) {
1685                         p = cd->exceptiontable[i].startpc;
1686                         cd->exceptiontable[i].start = m->basicblocks + m->basicblockindex[p];
1687
1688                         p = cd->exceptiontable[i].endpc;
1689                         cd->exceptiontable[i].end = (p == inline_env->method->jcodelength) ? (m->basicblocks + m->basicblockcount /*+ 1*/) : (m->basicblocks + m->basicblockindex[p]);
1690
1691                         p = cd->exceptiontable[i].handlerpc;
1692                         cd->exceptiontable[i].handler = m->basicblocks + m->basicblockindex[p];
1693             }
1694         }
1695
1696         if (useinlining) inlining_cleanup(inline_env);
1697
1698         /* just return methodinfo* to signal everything was ok */
1699
1700         return m;
1701 }
1702
1703
1704 /*
1705  * These are local overrides for various environment variables in Emacs.
1706  * Please do not remove this and leave it at the end of the file, where
1707  * Emacs will automagically detect them.
1708  * ---------------------------------------------------------------------
1709  * Local variables:
1710  * mode: c
1711  * indent-tabs-mode: t
1712  * c-basic-offset: 4
1713  * tab-width: 4
1714  * End:
1715  */
1716