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 2358 2005-04-22 22:01:51Z jowenn $
  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                 /*printf("linenumber count == 0\n");*/
 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                         /*printf ("%s, linepcchange %d,p %d\n",inline_env->method->name->text,linepcchange,p);*/
 298                         if (linepcchange==p) {
 299                                 if (inline_env->method->linenumbercount > lineindex) {
 300                                         currentline = inline_env->method->linenumbers[lineindex].line_number;
 301                                         lineindex++;
 302                                         if (lineindex < inline_env->method->linenumbercount)
 303                                                 linepcchange = inline_env->method->linenumbers[lineindex].start_pc;
 304                                         /*printf("Line number changed to: %ld\n",currentline);*/
 305                                 }
 306                         }
 307                 }
 308
 309                 /*INLINING*/
 310                 if ((useinlining) && (gp == nextgp)) {
 311                         u1 *tptr;
 312                         bool *readonly = NULL;
 313                         int argBlockIdx=0;
 314
 315                         block_insert(gp);               /* JJJJJJJJJJ */
 316                         blockend=false;
 317                         instructionstart[gp] = 1;
 318                         m->basicblockindex[gp] |= (ipc << 1);  /*FIXME: necessary ? */
 319
 320                         opcode = code_get_u1(p,inline_env->method);
 321                         nextp = p += jcommandsize[opcode];
 322                         if (nextp > inline_env->method->jcodelength)
 323                                 panic("Unexpected end of bytecode");
 324                         tmpinlinf = list_first(inlinfo->inlinedmethods);
 325                         firstlocal = tmpinlinf->firstlocal;
 326                         label_index = tmpinlinf->label_index;
 327                         readonly = tmpinlinf->readonly;
 328
 329                         for (i=0,tptr=tmpinlinf->method->paramtypes;i<tmpinlinf->method->paramcount;i++,tptr++) {
 330                                 if ( ((*tptr)==TYPE_LNG) ||
 331                                   ((*tptr)==TYPE_DBL) )
 332                                         argBlockIdx+=2;
 333                                 else
 334                                         argBlockIdx++;
 335                         }
 336
 337                         for (i = 0, tptr = tmpinlinf->method->paramtypes + tmpinlinf->method->paramcount - 1; i < tmpinlinf->method->paramcount; i++, tptr--) {
 338                                 int op;
 339
 340                                 if ((i == 0) && inlineparamopt) {
 341                                         OP1(ICMD_CLEAR_ARGREN, firstlocal);
 342                                 }
 343
 344                                 if (!inlineparamopt || !readonly[i]) {
 345                                         op = ICMD_ISTORE;
 346
 347                                 } else {
 348                                         op = ICMD_READONLY_ARG;
 349                                 }
 350
 351                                 op += *tptr;
 352                                 if ( ((*tptr)==TYPE_LNG) ||
 353                                   ((*tptr)==TYPE_DBL) )
 354                                         argBlockIdx-=2;
 355                                 else
 356                                         argBlockIdx--;
 357
 358                                 OP1(op, firstlocal + argBlockIdx);
 359                                 /* OP1(op, firstlocal + tmpinlinf->method->paramcount - 1 - i); */
 360                                 /* printf("inline argument load operation for local: %ld\n",firstlocal + tmpinlinf->method->paramcount - 1 - i); */
 361                         }
 362                         skipBasicBlockChange=1;
 363 METHINFOt(inline_env->method,"BEFORE SAVE: ",DEBUG);
 364                         inlining_save_compiler_variables();
 365 METHINFOt(inline_env->method,"AFTER SAVE: ",DEBUG);
 366                         inlining_set_compiler_variables(tmpinlinf);
 367 METHINFOt(inline_env->method,"AFTER SET :: ",DEBUG);
 368 METHINFOt(m,"\n.......Parsing (inlined): ",DEBUG);
 369 METHINFO(inline_env->method,DEBUG);
 370
 371                         OP1(ICMD_INLINE_START,tmpinlinf->level);
 372
 373                         if (inlinfo->inlinedmethods == NULL) {
 374                                 gp = -1;
 375                         } else {
 376                                 tmpinlinf = list_first(inlinfo->inlinedmethods);
 377                                 nextgp = (tmpinlinf != NULL) ? tmpinlinf->startgp : -1;
 378                         }
 379                         if (inline_env->method->exceptiontablelength > 0)
 380                           nextex = fillextable(m, nextex,
 381                             inline_env->method->exceptiontable, inline_env->method->exceptiontablelength,
 382                             label_index, &b_count, inline_env);
 383                         continue;
 384                 }
 385
 386                 opcode = code_get_u1(p,inline_env->method);            /* fetch op code  */
 387          if (DEBUG==true)
 388                 {
 389                         printf("Parse p=%i<%i<%i<   opcode=<%i> %s\n",
 390                            p, gp, inline_env->jcodelength, opcode, opcode_names[opcode]);
 391                         if (label_index)
 392                                 printf("label_index[%d]=%d\n",p,label_index[p]);
 393                 }
 394          /*
 395 printf("basicblockindex[gp=%i]=%i=%p ipc=%i=%p shifted ipc=%i=%p\n",
 396 gp,m->basicblockindex[gp],m->basicblockindex[gp],ipc,ipc,(ipc<<1),(ipc<<1));
 397 fflush(stdout);
 398          */
 399                 if (!skipBasicBlockChange) {
 400                         m->basicblockindex[gp] |= (ipc << 1); /*store intermed cnt*/
 401                 } else skipBasicBlockChange=0;
 402                 /*
 403 printf("basicblockindex[gp=%i]=%i=%p \n",
 404 gp,m->basicblockindex[gp],m->basicblockindex[gp]);
 405 fflush(stdout);
 406                 */
 407
 408                 if (blockend) {
 409                         block_insert(gp);               /* start new block                */
 410                         blockend = false;
 411                         /*printf("blockend was set: new blockcount: %ld at:%ld\n",b_count,gp);*/
 412                 }
 413
 414                 nextp = p + jcommandsize[opcode];   /* compute next instruction start */
 415                 if (nextp > inline_env->method->jcodelength)
 416                         panic("Unexpected end of bytecode");
 417                 s_count += stackreq[opcode];            /* compute stack element count    */
 418 SHOWOPCODE(DEBUG4)
 419                 switch (opcode) {
 420                 case JAVA_NOP:
 421                         break;
 422
 423                         /* pushing constants onto the stack p */
 424
 425                 case JAVA_BIPUSH:
 426                         LOADCONST_I(code_get_s1(p+1,inline_env->method));
 427                         break;
 428
 429                 case JAVA_SIPUSH:
 430                         LOADCONST_I(code_get_s2(p+1,inline_env->method));
 431                         break;
 432
 433                 case JAVA_LDC1:
 434                         i = code_get_u1(p+1,inline_env->method);
 435
 436                         goto pushconstantitem;
 437                 case JAVA_LDC2:
 438                 case JAVA_LDC2W:
 439                         i = code_get_u2(p + 1,inline_env->method);
 440
 441                 pushconstantitem:
 442
 443                         if (i >= inline_env->method->class->cpcount)
 444                                 error("Attempt to access constant outside range: %d >= %d", i, inline_env->method->class->cpcount);
 445
 446                         switch (inline_env->method->class->cptags[i]) {
 447                         case CONSTANT_Integer:
 448                                 LOADCONST_I(((constant_integer *) (inline_env->method->class->cpinfos[i]))->value);
 449                                 break;
 450                         case CONSTANT_Long:
 451                                 LOADCONST_L(((constant_long *) (inline_env->method->class->cpinfos[i]))->value);
 452                                 break;
 453                         case CONSTANT_Float:
 454                                 LOADCONST_F(((constant_float *) (inline_env->method->class->cpinfos[i]))->value);
 455                                 break;
 456                         case CONSTANT_Double:
 457                                 LOADCONST_D(((constant_double *) (inline_env->method->class->cpinfos[i]))->value);
 458                                 break;
 459                         case CONSTANT_String:
 460                                 LOADCONST_A(literalstring_new((utf *) (inline_env->method->class->cpinfos[i])));
 461                                 break;
 462                         default: panic("Invalid constant type to push");
 463                         }
 464                         break;
 465
 466                 case JAVA_ACONST_NULL:
 467                         LOADCONST_A(NULL);
 468                         break;
 469
 470                 case JAVA_ICONST_M1:
 471                 case JAVA_ICONST_0:
 472                 case JAVA_ICONST_1:
 473                 case JAVA_ICONST_2:
 474                 case JAVA_ICONST_3:
 475                 case JAVA_ICONST_4:
 476                 case JAVA_ICONST_5:
 477                         LOADCONST_I(opcode - JAVA_ICONST_0);
 478                         break;
 479
 480                 case JAVA_LCONST_0:
 481                 case JAVA_LCONST_1:
 482                         LOADCONST_L(opcode - JAVA_LCONST_0);
 483                         break;
 484
 485                 case JAVA_FCONST_0:
 486                 case JAVA_FCONST_1:
 487                 case JAVA_FCONST_2:
 488                         LOADCONST_F(opcode - JAVA_FCONST_0);
 489                         break;
 490
 491                 case JAVA_DCONST_0:
 492                 case JAVA_DCONST_1:
 493                         LOADCONST_D(opcode - JAVA_DCONST_0);
 494                         break;
 495
 496                         /* loading variables onto the stack */
 497
 498                 case JAVA_ILOAD:
 499                 case JAVA_LLOAD:
 500                 case JAVA_FLOAD:
 501                 case JAVA_DLOAD:
 502                 case JAVA_ALOAD:
 503                         if (!iswide) {
 504                                 i = code_get_u1(p + 1,inline_env->method);
 505                         } else {
 506                                 i = code_get_u2(p + 1,inline_env->method);
 507                                 nextp = p + 3;
 508                                 iswide = false;
 509                         }
 510                         OP1LOAD(opcode, i + firstlocal);
 511                         break;
 512
 513                 case JAVA_ILOAD_0:
 514                 case JAVA_ILOAD_1:
 515                 case JAVA_ILOAD_2:
 516                 case JAVA_ILOAD_3:
 517                         OP1LOAD(ICMD_ILOAD, opcode - JAVA_ILOAD_0 + firstlocal);
 518                         break;
 519
 520                 case JAVA_LLOAD_0:
 521                 case JAVA_LLOAD_1:
 522                 case JAVA_LLOAD_2:
 523                 case JAVA_LLOAD_3:
 524                         OP1LOAD(ICMD_LLOAD, opcode - JAVA_LLOAD_0 + firstlocal);
 525                         break;
 526
 527                 case JAVA_FLOAD_0:
 528                 case JAVA_FLOAD_1:
 529                 case JAVA_FLOAD_2:
 530                 case JAVA_FLOAD_3:
 531                         OP1LOAD(ICMD_FLOAD, opcode - JAVA_FLOAD_0 + firstlocal);
 532                         break;
 533
 534                 case JAVA_DLOAD_0:
 535                 case JAVA_DLOAD_1:
 536                 case JAVA_DLOAD_2:
 537                 case JAVA_DLOAD_3:
 538                         OP1LOAD(ICMD_DLOAD, opcode - JAVA_DLOAD_0 + firstlocal);
 539                         break;
 540
 541                 case JAVA_ALOAD_0:
 542                 case JAVA_ALOAD_1:
 543                 case JAVA_ALOAD_2:
 544                 case JAVA_ALOAD_3:
 545                         OP1LOAD(ICMD_ALOAD, opcode - JAVA_ALOAD_0 + firstlocal);
 546                         break;
 547
 548                         /* storing stack values into local variables */
 549
 550                 case JAVA_ISTORE:
 551                 case JAVA_LSTORE:
 552                 case JAVA_FSTORE:
 553                 case JAVA_DSTORE:
 554                 case JAVA_ASTORE:
 555                         if (!iswide) {
 556                                 i = code_get_u1(p + 1,inline_env->method);
 557                         } else {
 558                                 i = code_get_u2(p + 1,inline_env->method);
 559                                 iswide = false;
 560                                 nextp = p + 3;
 561                         }
 562                         OP1STORE(opcode, i + firstlocal);
 563                         break;
 564
 565                 case JAVA_ISTORE_0:
 566                 case JAVA_ISTORE_1:
 567                 case JAVA_ISTORE_2:
 568                 case JAVA_ISTORE_3:
 569                         OP1STORE(ICMD_ISTORE, opcode - JAVA_ISTORE_0 + firstlocal);
 570                         break;
 571
 572                 case JAVA_LSTORE_0:
 573                 case JAVA_LSTORE_1:
 574                 case JAVA_LSTORE_2:
 575                 case JAVA_LSTORE_3:
 576                         OP1STORE(ICMD_LSTORE, opcode - JAVA_LSTORE_0 + firstlocal);
 577                         break;
 578
 579                 case JAVA_FSTORE_0:
 580                 case JAVA_FSTORE_1:
 581                 case JAVA_FSTORE_2:
 582                 case JAVA_FSTORE_3:
 583                         OP1STORE(ICMD_FSTORE, opcode - JAVA_FSTORE_0 + firstlocal);
 584                         break;
 585
 586                 case JAVA_DSTORE_0:
 587                 case JAVA_DSTORE_1:
 588                 case JAVA_DSTORE_2:
 589                 case JAVA_DSTORE_3:
 590                         OP1STORE(ICMD_DSTORE, opcode - JAVA_DSTORE_0 + firstlocal);
 591                         break;
 592
 593                 case JAVA_ASTORE_0:
 594                 case JAVA_ASTORE_1:
 595                 case JAVA_ASTORE_2:
 596                 case JAVA_ASTORE_3:
 597                         OP1STORE(ICMD_ASTORE, opcode - JAVA_ASTORE_0 + firstlocal);
 598                         break;
 599
 600                 case JAVA_IINC:
 601                         {
 602                                 int v;
 603
 604                                 if (!iswide) {
 605                                         i = code_get_u1(p + 1,inline_env->method);
 606                                         v = code_get_s1(p + 2,inline_env->method);
 607
 608                                 } else {
 609                                         i = code_get_u2(p + 1,inline_env->method);
 610                                         v = code_get_s2(p + 3,inline_env->method);
 611                                         iswide = false;
 612                                         nextp = p + 5;
 613                                 }
 614                                 INDEX_ONEWORD(i + firstlocal);
 615                                 OP2I(opcode, i + firstlocal, v);
 616                         }
 617                         break;
 618
 619                         /* wider index for loading, storing and incrementing */
 620
 621                 case JAVA_WIDE:
 622                         iswide = true;
 623                         nextp = p + 1;
 624                         break;
 625
 626                         /* managing arrays ************************************************/
 627
 628                 case JAVA_NEWARRAY:
 629                         OP(ICMD_CHECKASIZE);
 630                         switch (code_get_s1(p + 1,inline_env->method)) {
 631                         case 4:
 632                                 BUILTIN1(BUILTIN_newarray_boolean, TYPE_ADR,currentline);
 633                                 break;
 634                         case 5:
 635                                 BUILTIN1(BUILTIN_newarray_char, TYPE_ADR,currentline);
 636                                 break;
 637                         case 6:
 638                                 BUILTIN1(BUILTIN_newarray_float, TYPE_ADR,currentline);
 639                                 break;
 640                         case 7:
 641                                 BUILTIN1(BUILTIN_newarray_double, TYPE_ADR,currentline);
 642                                 break;
 643                         case 8:
 644                                 BUILTIN1(BUILTIN_newarray_byte, TYPE_ADR,currentline);
 645                                 break;
 646                         case 9:
 647                                 BUILTIN1(BUILTIN_newarray_short, TYPE_ADR,currentline);
 648                                 break;
 649                         case 10:
 650                                 BUILTIN1(BUILTIN_newarray_int, TYPE_ADR,currentline);
 651                                 break;
 652                         case 11:
 653                                 BUILTIN1(BUILTIN_newarray_long, TYPE_ADR,currentline);
 654                                 break;
 655                         default: panic("Invalid array-type to create");
 656                         }
 657                         OP(ICMD_CHECKEXCEPTION);
 658                         break;
 659
 660                 case JAVA_ANEWARRAY:
 661                         OP(ICMD_CHECKASIZE);
 662                         i = code_get_u2(p + 1,inline_env->method);
 663                         {
 664                                 classinfo *component;
 665                                 constant_classref *compr;
 666                                 constant_classref *cr;
 667                                 classinfo         *c;
 668
 669 #if defined(__X86_64__) || defined(__I386__)
 670                                 compr = (constant_classref *) class_getconstant(inline_env->method->class, i, CONSTANT_Class);
 671
 672                                 if (!(cr = class_get_classref_multiarray_of(1, compr)))
 673                                         return NULL;
 674
 675                                 if (!resolve_classref(inline_env->method, cr, resolveLazy, true, &c))
 676                                         return NULL;
 677
 678                                 if (c) {
 679                                         LOADCONST_A_BUILTIN(c->vftbl);
 680                                         BUILTIN2(BUILTIN_newarray, TYPE_ADR, currentline);
 681
 682                                 } else {
 683                                         LOADCONST_A_BUILTIN(cr);
 684                                         BUILTIN2(asm_wrapper_patcher_BUILTIN_newarray, TYPE_ADR, currentline);
 685                                 }
 686                                 s_count++;
 687 #else
 688                                 cr = (constant_classref *) class_getconstant(inline_env->method->class, i, CONSTANT_Class);
 689
 690                                 if (!resolve_classref(inline_env->method,
 691                                                         cr,resolveEager,true,&component))
 692                                         return NULL;
 693
 694                                 c = class_array_of(component,true);
 695                                 if (!c)
 696                                         return NULL;
 697                                 LOADCONST_A_BUILTIN(c->vftbl);
 698                                 s_count++;
 699                                 BUILTIN2(BUILTIN_anewarray, TYPE_ADR, currentline);
 700 #endif
 701                         }
 702                         OP(ICMD_CHECKEXCEPTION);
 703                         break;
 704
 705                 case JAVA_MULTIANEWARRAY:
 706                         inline_env->method->isleafmethod = false;
 707                         i = code_get_u2(p + 1, inline_env->method);
 708                         {
 709                                 classinfo *component;
 710                                 classinfo *c;
 711                             constant_classref *cr;
 712                                 vftbl_t *arrayvftbl;
 713                                 s4 v = code_get_u1(p + 3, inline_env->method);
 714
 715 #if defined(__X86_64__) || defined(__I386__)
 716                                 cr = (constant_classref *) class_getconstant(inline_env->method->class, i, CONSTANT_Class);
 717
 718                                 if (!resolve_classref(inline_env->method, cr, resolveLazy, true, &c))
 719                                         return NULL;
 720
 721                                 if (c) {
 722                                         OP2AT(opcode, v, c->vftbl, BUILTIN_multianewarray, currentline);
 723
 724                                 } else {
 725                                         OP2AT(opcode, v, cr, asm_wrapper_patcher_BUILTIN_multianewarray, currentline);
 726                                 }
 727 #else
 728 /*                              vftbl *arrayvftbl = */
 729 /*                                      ((classinfo *) class_getconstant(class, i, CONSTANT_Class))->vftbl; */
 730 /*                              OP2A(opcode, v, arrayvftbl,currentline); */
 731
 732
 733                                 cr = (constant_classref *) class_getconstant(inline_env->method->class, i, CONSTANT_Class);
 734
 735                                 if (!resolve_classref_or_classinfo(inline_env->method,
 736                                                         CLASSREF_OR_CLASSINFO(cr),resolveEager,true,&component))
 737                                         return NULL;
 738
 739                                 arrayvftbl = component->vftbl;
 740                                 OP2A(opcode, v, arrayvftbl, currentline);
 741
 742 /*                              classinfo *arrayclass = */
 743 /*                                      (classinfo *) class_getconstant(class, i, CONSTANT_Class); */
 744 /*                              OP2A(opcode, v, arrayclass, currentline); */
 745 #endif
 746                         }
 747                         break;
 748
 749                 case JAVA_IFEQ:
 750                 case JAVA_IFLT:
 751                 case JAVA_IFLE:
 752                 case JAVA_IFNE:
 753                 case JAVA_IFGT:
 754                 case JAVA_IFGE:
 755                 case JAVA_IFNULL:
 756                 case JAVA_IFNONNULL:
 757                 case JAVA_IF_ICMPEQ:
 758                 case JAVA_IF_ICMPNE:
 759                 case JAVA_IF_ICMPLT:
 760                 case JAVA_IF_ICMPGT:
 761                 case JAVA_IF_ICMPLE:
 762                 case JAVA_IF_ICMPGE:
 763                 case JAVA_IF_ACMPEQ:
 764                 case JAVA_IF_ACMPNE:
 765                 case JAVA_GOTO:
 766                 case JAVA_JSR:
 767                         i = p + code_get_s2(p + 1,inline_env->method);
 768                         if (useinlining) {
 769                                 debug_writebranch;
 770                                 i = label_index[i];
 771                         }
 772                         bound_check(i);
 773                         block_insert(i);
 774                         blockend = true;
 775                         OP1(opcode, i);
 776                         break;
 777                 case JAVA_GOTO_W:
 778                 case JAVA_JSR_W:
 779                         i = p + code_get_s4(p + 1,inline_env->method);
 780                         if (useinlining) {
 781                                 debug_writebranch;
 782                                 i = label_index[i];
 783                         }
 784                         bound_check(i);
 785                         /*printf("B6 JSR_W\t"); fflush(stdout);*/
 786                         block_insert(i);
 787                         blockend = true;
 788                         OP1(opcode, i);
 789                         break;
 790
 791                 case JAVA_RET:
 792                         if (!iswide) {
 793                                 i = code_get_u1(p + 1,inline_env->method);
 794                         } else {
 795                                 i = code_get_u2(p + 1,inline_env->method);
 796                                 nextp = p + 3;
 797                                 iswide = false;
 798                         }
 799                         blockend = true;
 800
 801                         /*
 802                           if (inline_env->isinlinedmethod) {
 803                           OP1(ICMD_GOTO, inlinfo->stopgp);
 804                           break;
 805                           }*/
 806
 807                         OP1LOAD(opcode, i + firstlocal);
 808                         break;
 809
 810                 case JAVA_IRETURN:
 811                 case JAVA_LRETURN:
 812                 case JAVA_FRETURN:
 813                 case JAVA_DRETURN:
 814                 case JAVA_ARETURN:
 815                 case JAVA_RETURN:
 816                         if (inline_env->isinlinedmethod) {
 817                                 /*                                      if (p==m->jcodelength-1) {*/ /* return is at end of inlined method */
 818                                 /*                                              OP(ICMD_NOP); */
 819                                 /*                                              break; */
 820                                 /*                                      } */
 821                                 if (nextp>inline_env->method->jcodelength-1) {
 822                                         /* OP1(ICMD_GOTO, inlinfo->stopgp);
 823                                            OP(ICMD_NOP);
 824                                            OP(ICMD_NOP);
 825                                         */
 826                                         blockend=true;
 827                                         break;
 828                                 } /* JJJJJJJ */
 829                                 blockend = true;
 830                                 OP1(ICMD_GOTO, inlinfo->stopgp);
 831                                 break;
 832                         }
 833
 834                         blockend = true;
 835                         OP(opcode);
 836                         break;
 837
 838                 case JAVA_ATHROW:
 839                         blockend = true;
 840                         OP(opcode);
 841                         break;
 842
 843
 844                         /* table jumps ********************************/
 845
 846                 case JAVA_LOOKUPSWITCH:
 847                         {
 848                                 s4 num, j;
 849                                 s4 *tablep;
 850                                 s4 prevvalue=0;
 851
 852                                 blockend = true;
 853                                 nextp = ALIGN((p + 1), 4);
 854                                 if (nextp + 8 > inline_env->method->jcodelength)
 855                                         panic("Unexpected end of bytecode");
 856                                 if (!useinlining) {
 857                                         tablep = (s4 *) (inline_env->method->jcode + nextp);
 858
 859                                 } else {
 860                                         num = code_get_u4(nextp + 4,inline_env->method);
 861                                         tablep = DMNEW(s4, num * 2 + 2);
 862                                 }
 863
 864                                 OP2A(opcode, 0, tablep,currentline);
 865
 866                                 /* default target */
 867
 868                                 j =  p + code_get_s4(nextp,inline_env->method);
 869                                 if (useinlining)
 870                                         j = label_index[j];
 871                                 *tablep = j;     /* restore for little endian */
 872                                 tablep++;
 873                                 nextp += 4;
 874                                 bound_check(j);
 875                                 block_insert(j);
 876
 877                                 /* number of pairs */
 878
 879                                 num = code_get_u4(nextp,inline_env->method);
 880                                 *tablep = num;
 881                                 tablep++;
 882                                 nextp += 4;
 883
 884                                 if (nextp + 8*(num) > inline_env->method->jcodelength)
 885                                         panic("Unexpected end of bytecode");
 886
 887                                 for (i = 0; i < num; i++) {
 888                                         /* value */
 889
 890                                         j = code_get_s4(nextp,inline_env->method);
 891                                         *tablep = j; /* restore for little endian */
 892                                         tablep++;
 893                                         nextp += 4;
 894
 895                                         /* check if the lookup table is sorted correctly */
 896
 897                                         if (i && (j <= prevvalue)) {
 898                                                 *exceptionptr = new_verifyerror(m, "Unsorted lookup switch");
 899                                                 return NULL;
 900                                         }
 901                                         prevvalue = j;
 902
 903                                         /* target */
 904
 905                                         j = p + code_get_s4(nextp,inline_env->method);
 906                                         if (useinlining)
 907                                                 j = label_index[j];
 908                                         *tablep = j; /* restore for little endian */
 909                                         tablep++;
 910                                         nextp += 4;
 911                                         bound_check(j);
 912                                         block_insert(j);
 913                                 }
 914
 915                                 break;
 916                         }
 917
 918
 919                 case JAVA_TABLESWITCH:
 920                         {
 921                                 s4 num, j;
 922                                 s4 *tablep;
 923
 924                                 blockend = true;
 925                                 nextp = ALIGN((p + 1), 4);
 926                                 if (nextp + 12 > inline_env->method->jcodelength)
 927                                         panic("Unexpected end of bytecode");
 928                                 if (!useinlining) {
 929                                         tablep = (s4 *) (inline_env->method->jcode + nextp);
 930
 931                                 } else {
 932                                         num = code_get_u4(nextp + 8,inline_env->method) - code_get_u4(nextp + 4,inline_env->method);
 933                                         tablep = DMNEW(s4, num + 1 + 3);
 934                                 }
 935
 936                                 OP2A(opcode, 0, tablep,currentline);
 937
 938                                 /* default target */
 939
 940                                 j = p + code_get_s4(nextp,inline_env->method);
 941                                 if (useinlining)
 942                                         j = label_index[j];
 943                                 *tablep = j;     /* restore for little endian */
 944                                 tablep++;
 945                                 nextp += 4;
 946                                 bound_check(j);
 947                                 block_insert(j);
 948
 949                                 /* lower bound */
 950
 951                                 j = code_get_s4(nextp,inline_env->method);
 952                                 *tablep = j;     /* restore for little endian */
 953                                 tablep++;
 954                                 nextp += 4;
 955
 956                                 /* upper bound */
 957
 958                                 num = code_get_s4(nextp,inline_env->method);
 959                                 *tablep = num;   /* restore for little endian */
 960                                 tablep++;
 961                                 nextp += 4;
 962
 963                                 num -= j;  /* difference of upper - lower */
 964                                 if (num < 0)
 965                                         panic("invalid TABLESWITCH: upper bound < lower bound");
 966
 967                                 if (nextp + 4*(num+1) > inline_env->method->jcodelength)
 968                                         panic("Unexpected end of bytecode");
 969
 970                                 for (i = 0; i <= num; i++) {
 971                                         j = p + code_get_s4(nextp,inline_env->method);
 972                                         if (useinlining) {
 973                                                 /*printf("TABLESWITCH: j before mapping=%ld\n",j);*/
 974                                                 j = label_index[j];
 975                                         }
 976                                         *tablep = j; /* restore for little endian */
 977                                         tablep++;
 978                                         nextp += 4;
 979                                         bound_check(j);
 980                                         block_insert(j);
 981                                         /*printf("TABLESWITCH: block_insert(%ld)\n",j);*/
 982                                 }
 983
 984                                 break;
 985                         }
 986
 987
 988                         /* load and store of object fields *******************/
 989
 990                 case JAVA_AASTORE:
 991                         BUILTIN3(BUILTIN_aastore, TYPE_VOID, currentline);
 992                         break;
 993
 994                 case JAVA_GETSTATIC:
 995                 case JAVA_PUTSTATIC:
 996 #if defined(__X86_64__) || defined(__I386__)
 997                 case JAVA_GETFIELD:
 998                 case JAVA_PUTFIELD:
 999 #endif
1000                         i = code_get_u2(p + 1, inline_env->method);
1001                         {
1002                                 constant_FMIref  *fr;
1003                                 unresolved_field *uf;
1004                                 fieldinfo        *fi;
1005                                 classinfo        *c;
1006
1007                                 fr = class_getconstant(inline_env->method->class, i, CONSTANT_Fieldref);
1008 #if defined(__X86_64__) || defined(__I386__)
1009                                 OP2A_NOINC(opcode, fr->parseddesc.fd->type, fr, currentline);
1010
1011                                 if (!(uf = create_unresolved_field(inline_env->method->class,
1012                                                                                                    inline_env->method,
1013                                                                                                    iptr,
1014                                                                                                    NULL)))
1015                                         return NULL;
1016
1017                                 /* store unresolved_field pointer */
1018
1019                                 iptr->target = uf;
1020
1021                                 /* only with -noverify, otherwise the typechecker does this */
1022
1023                                 if (!opt_verify) {
1024                                         if (!resolve_field(uf, resolveLazy, &fi))
1025                                                 return NULL;
1026
1027                                         iptr->val.a = fi;
1028                                 }
1029                                 PINC;
1030 #else
1031                                 {
1032                                 classinfo *frclass;
1033                                 if (!resolve_classref(inline_env->method,fr->classref,resolveEager,true,&frclass))
1034                                         return NULL;
1035
1036                                 fi = class_resolvefield(frclass,
1037                                                                                 fr->name,
1038                                                                                 fr->descriptor,
1039                                                                                 inline_env->method->class,
1040                                                                                 true);
1041
1042                                 if (!fi)
1043                                         return NULL;
1044
1045                                 OP2A(opcode, fi->type, fi, currentline);
1046                                 if (!fi->class->initialized) {
1047                                         inline_env->method->isleafmethod = false;
1048                                 }
1049                                 }
1050 #endif
1051                         }
1052                         break;
1053
1054 #if !defined(__X86_64__) && !defined(__I386__)
1055                 case JAVA_PUTFIELD:
1056                 case JAVA_GETFIELD:
1057                         i = code_get_u2(p + 1,inline_env->method);
1058                         {
1059                                 constant_FMIref *fr;
1060                                 fieldinfo *fi;
1061                                 classinfo *frclass;
1062
1063                                 fr = class_getconstant(inline_env->method->class, i, CONSTANT_Fieldref);
1064                                 if (!resolve_classref(inline_env->method,fr->classref,resolveEager,true,&frclass))
1065                                         return NULL;
1066
1067                                 fi = class_resolvefield(frclass,
1068                                                                                 fr->name,
1069                                                                                 fr->descriptor,
1070                                                                                 inline_env->method->class,
1071                                                                                 true);
1072
1073                                 if (!fi)
1074                                         return NULL;
1075
1076                                 OP2A(opcode, fi->type, fi, currentline);
1077                         }
1078                         break;
1079 #endif
1080
1081
1082                         /* method invocation *****/
1083
1084                 case JAVA_INVOKESTATIC:
1085                         i = code_get_u2(p + 1, inline_env->method);
1086                         {
1087                                 constant_FMIref *mr;
1088                                 methodinfo *mi;
1089                                 unresolved_method *um;
1090                                 classinfo *mrclass;
1091
1092                                 inline_env->method->isleafmethod = false;
1093
1094                                 mr = class_getconstant(inline_env->method->class, i, CONSTANT_Methodref);
1095 #if defined(__X86_64__) || defined(__I386__)
1096                                 OP2A_NOINC(opcode, mr->parseddesc.md->paramcount, mr, currentline);
1097
1098                                 um = create_unresolved_method(inline_env->method->class,
1099                                                                                           inline_env->method,
1100                                                                                           iptr,
1101                                                                                           NULL);
1102
1103                                 if (!um)
1104                                         return NULL;
1105
1106                                 /* store the unresolved_method pointer */
1107
1108                                 iptr->target = um;
1109
1110                                 /* only with -noverify, otherwise the typechecker does this */
1111
1112                                 if (!opt_verify) {
1113                                         if (!resolve_method(um, resolveLazy, &mi))
1114                                                 return NULL;
1115
1116                                         iptr->val.a = mi;
1117                                 }
1118                                 PINC;
1119 #else
1120                                 if (!resolve_classref(inline_env->method,mr->classref,resolveEager,true,&mrclass))
1121                                         return NULL;
1122
1123                                 mi = class_resolveclassmethod(mrclass,
1124                                                                                           mr->name,
1125                                                                                           mr->descriptor,
1126                                                                                           inline_env->method->class,
1127                                                                                           true);
1128
1129                                 if (!mi)
1130                                         return NULL;
1131
1132 if (DEBUG4==true) {
1133         method_display_w_class(mi);
1134         printf("\tINVOKE STAT\n");
1135         fflush(stdout);}
1136
1137                                 if (!(mi->flags & ACC_STATIC)) {
1138                                         *exceptionptr =
1139                                                 new_exception(string_java_lang_IncompatibleClassChangeError);
1140                                         return NULL;
1141                                 }
1142
1143                                 method_descriptor2types(mi);
1144                                 OP2A(opcode, mi->paramcount, mi, currentline);
1145 #endif
1146                         }
1147                         break;
1148
1149                 case JAVA_INVOKESPECIAL:
1150                 case JAVA_INVOKEVIRTUAL:
1151                         i = code_get_u2(p + 1, inline_env->method);
1152                         {
1153                                 constant_FMIref *mr;
1154                                 methodinfo *mi;
1155                                 unresolved_method *um;
1156                                 classinfo *mrclass;
1157
1158                                 inline_env->method->isleafmethod = false;
1159
1160                                 mr = class_getconstant(inline_env->method->class, i, CONSTANT_Methodref);
1161 #if defined(__X86_64__) || defined(__I386__)
1162                                 OP2A_NOINC(opcode, mr->parseddesc.md->paramcount + 1, mr, currentline);
1163
1164                                 um = create_unresolved_method(inline_env->method->class,
1165                                                                                           inline_env->method,
1166                                                                                           iptr,
1167                                                                                           NULL);
1168
1169                                 if (!um)
1170                                         return NULL;
1171
1172                                 /* store the unresolved_method* */
1173
1174                                 iptr->target = um;
1175
1176                                 /* only with -noverify, otherwise the typechecker does this */
1177
1178                                 if (!opt_verify) {
1179                                         if (!resolve_method(um, resolveLazy, &mi))
1180                                                 return NULL;
1181
1182                                         iptr->val.a = mi;
1183                                 }
1184                                 PINC;
1185 #else
1186                                 if (!resolve_classref(inline_env->method,mr->classref,resolveEager,true,&mrclass))
1187                                         return NULL;
1188
1189                                 mi = class_resolveclassmethod(mrclass,
1190                                                                                           mr->name,
1191                                                                                           mr->descriptor,
1192                                                                                           inline_env->method->class,
1193                                                                                           true);
1194
1195                                 if (!mi)
1196                                         return NULL;
1197
1198 if (DEBUG4==true) {
1199         method_display_w_class(mi);
1200         printf("\tINVOKE SPEC/VIRT\n");
1201         fflush(stdout);}
1202
1203                                 if (mi->flags & ACC_STATIC) {
1204                                         *exceptionptr =
1205                                                 new_exception(string_java_lang_IncompatibleClassChangeError);
1206                                         return NULL;
1207                                 }
1208
1209                                 method_descriptor2types(mi);
1210                                 OP2A(opcode, mi->paramcount, mi, currentline);
1211 #endif
1212                         }
1213                         break;
1214
1215                 case JAVA_INVOKEINTERFACE:
1216                         i = code_get_u2(p + 1,inline_env->method);
1217                         {
1218                                 constant_FMIref *mr;
1219                                 methodinfo *mi;
1220                                 classinfo *mrclass;
1221                                 unresolved_method *um;
1222
1223                                 inline_env->method->isleafmethod = false;
1224
1225                                 mr = class_getconstant(inline_env->method->class, i, CONSTANT_InterfaceMethodref);
1226 #if defined(__X86_64__) || defined(__I386__)
1227                                 OP2A_NOINC(opcode, mr->parseddesc.md->paramcount + 1, mr, currentline);
1228
1229                                 um = create_unresolved_method(inline_env->method->class,
1230                                                                                           inline_env->method,
1231                                                                                           iptr,
1232                                                                                           NULL);
1233
1234                                 if (!um)
1235                                         return NULL;
1236
1237                                 /* store the unresolved_method* */
1238
1239                                 iptr->target = um;
1240
1241                                 /* only with -noverify, otherwise the typechecker does this */
1242
1243                                 if (!opt_verify) {
1244                                         if (!resolve_method(um, resolveLazy, &mi))
1245                                                 return NULL;
1246
1247                                         iptr->val.a = mi;
1248                                 }
1249                                 PINC;
1250 #else
1251                                 if (!resolve_classref(inline_env->method,mr->classref,resolveEager,true,&mrclass))
1252                                         return NULL;
1253
1254                                 mi = class_resolveinterfacemethod(mrclass,
1255                                                                                                   mr->name,
1256                                                                                                   mr->descriptor,
1257                                                                                                   inline_env->method->class,
1258                                                                                                   true);
1259                                 if (!mi)
1260                                         return NULL;
1261
1262                                 if (mi->flags & ACC_STATIC) {
1263                                         *exceptionptr =
1264                                                 new_exception(string_java_lang_IncompatibleClassChangeError);
1265                                         return NULL;
1266                                 }
1267
1268 if (DEBUG4==true) {
1269         method_display_w_class(mi);
1270         printf("\tINVOKE INTERFACE\n");
1271         fflush(stdout);}
1272
1273                                 method_descriptor2types(mi);
1274                                 OP2A(opcode, mi->paramcount, mi, currentline);
1275 #endif
1276                         }
1277                         break;
1278
1279                         /* miscellaneous object operations *******/
1280
1281                 case JAVA_NEW:
1282                         {
1283                                 constant_classref *cr;
1284                                 classinfo         *cls;
1285
1286 #if defined(__X86_64__) || defined(__I386__)
1287                                 i = code_get_u2(p + 1, inline_env->method);
1288                                 cr = (constant_classref *) class_getconstant(inline_env->method->class, i, CONSTANT_Class);
1289
1290                                 if (!resolve_classref(inline_env->method, cr, resolveLazy, true, &cls))
1291                                         return NULL;
1292
1293                                 /* <clinit> can throw an exception over native code */
1294
1295                                 if (cls && cls->initialized) {
1296                                         LOADCONST_A_BUILTIN(cls);
1297                                         BUILTIN1(BUILTIN_new, TYPE_ADR, currentline);
1298
1299                                 } else {
1300                                         LOADCONST_A_BUILTIN(cr);
1301                                         BUILTIN1(asm_wrapper_patcher_BUILTIN_new, TYPE_ADR, currentline);
1302                                 }
1303
1304                                 s_count++;
1305                                 OP(ICMD_CHECKEXCEPTION);
1306 #else
1307                                 i = code_get_u2(p + 1,inline_env->method);
1308                                 cr = (constant_classref *) class_getconstant(inline_env->method->class, i, CONSTANT_Class);
1309                                 if (!resolve_classref(inline_env->method,cr,resolveEager,true,&cls))
1310                                         return NULL;
1311                                 LOADCONST_A_BUILTIN(cls);
1312                                 s_count++;
1313                                 BUILTIN1(BUILTIN_new, TYPE_ADR, currentline);
1314                                 OP(ICMD_CHECKEXCEPTION);
1315 #endif
1316                         }
1317                         break;
1318
1319                 case JAVA_CHECKCAST:
1320                         i = code_get_u2(p + 1, inline_env->method);
1321                         {
1322                                 constant_classref *cr;
1323                                 classinfo *cls;
1324
1325                                 cr = (constant_classref *) class_getconstant(inline_env->method->class, i, CONSTANT_Class);
1326
1327 #if defined(__X86_64__) || defined(__I386__)
1328                                 if (!resolve_classref(inline_env->method, cr, resolveLazy, true, &cls))
1329                                         return NULL;
1330
1331                                 if (cr->name->text[0] == '[') {
1332                                         /* array type cast-check */
1333                                         if (cls) {
1334                                                 LOADCONST_A_BUILTIN(cls->vftbl);
1335                                                 BUILTIN2(BUILTIN_checkarraycast, TYPE_ADR, currentline);
1336
1337                                         } else {
1338                                                 LOADCONST_A_BUILTIN(cr);
1339                                                 BUILTIN2(asm_wrapper_patcher_BUILTIN_checkarraycast, TYPE_ADR, currentline);
1340                                         }
1341                                         s_count++;
1342
1343                                 } else {
1344                                         /* object type cast-check */
1345                                         OP2AT(opcode, 1, cls, cr, currentline);
1346                                 }
1347 #else
1348                                 if (!resolve_classref(inline_env->method,
1349                                                         cr,resolveEager,true,&cls))
1350                                         return NULL;
1351
1352                                 if (cls->vftbl->arraydesc) {
1353                                         /* array type cast-check */
1354                                         LOADCONST_A_BUILTIN(cls->vftbl);
1355                                         s_count++;
1356                                         BUILTIN2(BUILTIN_checkarraycast, TYPE_ADR,currentline);
1357
1358                                 } else { /* object type cast-check */
1359                                         /*
1360                                           +                                               LOADCONST_A_BUILTIN(class_getconstant(class, i, CONSTANT_Class));
1361                                           +                                               s_count++;
1362                                           +                                               BUILTIN2(BUILTIN_checkcast, TYPE_ADR,currentline);
1363                                           +                                             */
1364                                         OP2A(opcode, 1, cls, currentline);
1365                                 }
1366 #endif
1367                         }
1368                         break;
1369
1370                 case JAVA_INSTANCEOF:
1371                         i = code_get_u2(p + 1,inline_env->method);
1372                         {
1373                                 constant_classref *cr;
1374                                 classinfo *cls;
1375
1376                                 cr = (constant_classref *) class_getconstant(inline_env->method->class, i, CONSTANT_Class);
1377
1378 #if defined(__X86_64__) || defined(__I386__)
1379                                 if (!resolve_classref(inline_env->method, cr, resolveLazy, true, &cls))
1380                                         return NULL;
1381
1382                                 if (cr->name->text[0] == '[') {
1383                                         /* array type cast-check */
1384                                         if (cls) {
1385                                                 LOADCONST_A_BUILTIN(cls->vftbl);
1386                                                 BUILTIN2(BUILTIN_arrayinstanceof, TYPE_INT, currentline);
1387
1388                                         } else {
1389                                                 LOADCONST_A_BUILTIN(cr);
1390                                                 BUILTIN2(asm_wrapper_patcher_BUILTIN_arrayinstanceof, TYPE_INT, currentline);
1391                                         }
1392                                         s_count++;
1393
1394                                 } else {
1395                                         /* object type cast-check */
1396                                         OP2AT(opcode, 1, cls, cr, currentline);
1397                                 }
1398 #else
1399                                 if (!resolve_classref(inline_env->method,
1400                                                         cr,resolveEager,true,&cls))
1401                                         return NULL;
1402
1403                                 if (cls->vftbl->arraydesc) {
1404                                         /* array type cast-check */
1405                                         LOADCONST_A_BUILTIN(cls->vftbl);
1406                                         s_count++;
1407                                         BUILTIN2(BUILTIN_arrayinstanceof, TYPE_INT, currentline);
1408                                 }
1409                                 else { /* object type cast-check */
1410                                         /*
1411                                           LOADCONST_A_BUILTIN(class_getconstant(class, i, CONSTANT_Class));
1412                                           s_count++;
1413                                           BUILTIN2(BUILTIN_instanceof, TYPE_INT,currentline);
1414                                           +                                             */
1415                                         OP2A(opcode, 1, cls, currentline);
1416                                 }
1417 #endif
1418                         }
1419                         break;
1420
1421                 case JAVA_MONITORENTER:
1422 #if defined(USE_THREADS)
1423                         if (checksync) {
1424                                 BUILTIN1(BUILTIN_monitorenter, TYPE_VOID,currentline);
1425                         } else
1426 #endif
1427                                 {
1428                                         OP(ICMD_NULLCHECKPOP);
1429                                 }
1430                         break;
1431
1432                 case JAVA_MONITOREXIT:
1433 #if defined(USE_THREADS)
1434                         if (checksync) {
1435                                 BUILTIN1(BUILTIN_monitorexit, TYPE_VOID,currentline);
1436                                 OP(ICMD_CHECKEXCEPTION);
1437                         } else
1438 #endif
1439                                 {
1440                                         OP(ICMD_POP);
1441                                 }
1442                         break;
1443
1444                         /* any other basic operation **************************************/
1445
1446                 case JAVA_IDIV:
1447                         OP(opcode);
1448                         break;
1449
1450                 case JAVA_IREM:
1451                         OP(opcode);
1452                         break;
1453
1454                 case JAVA_LDIV:
1455                         OP(opcode);
1456                         break;
1457
1458                 case JAVA_LREM:
1459                         OP(opcode);
1460                         break;
1461
1462                 case JAVA_FREM:
1463 #if defined(__I386__)
1464                         OP(opcode);
1465 #else
1466                         BUILTIN2(BUILTIN_frem, TYPE_FLOAT,currentline);
1467 #endif
1468                         break;
1469
1470                 case JAVA_DREM:
1471 #if defined(__I386__)
1472                         OP(opcode);
1473 #else
1474                         BUILTIN2(BUILTIN_drem, TYPE_DOUBLE,currentline);
1475 #endif
1476                         break;
1477
1478                 case JAVA_F2I:
1479 #if defined(__ALPHA__)
1480                         if (!opt_noieee) {
1481                                 BUILTIN1(BUILTIN_f2i, TYPE_INT,currentline);
1482                         } else
1483 #endif
1484                                 {
1485                                         OP(opcode);
1486                                 }
1487                         break;
1488
1489                 case JAVA_F2L:
1490 #if defined(__ALPHA__)
1491                         if (!opt_noieee) {
1492                                 BUILTIN1(BUILTIN_f2l, TYPE_LONG,currentline);
1493                         } else
1494 #endif
1495                                 {
1496                                         OP(opcode);
1497                                 }
1498                         break;
1499
1500                 case JAVA_D2I:
1501 #if defined(__ALPHA__)
1502                         if (!opt_noieee) {
1503                                 BUILTIN1(BUILTIN_d2i, TYPE_INT,currentline);
1504                         } else
1505 #endif
1506                                 {
1507                                         OP(opcode);
1508                                 }
1509                         break;
1510
1511                 case JAVA_D2L:
1512 #if defined(__ALPHA__)
1513                         if (!opt_noieee) {
1514                                 BUILTIN1(BUILTIN_d2l, TYPE_LONG,currentline);
1515                         } else
1516 #endif
1517                                 {
1518                                         OP(opcode);
1519                                 }
1520                         break;
1521
1522                 case JAVA_BREAKPOINT:
1523                         *exceptionptr =
1524                                 new_verifyerror(m, "Quick instructions shouldn't appear yet.");
1525                         return NULL;
1526
1527                 case 204: /* unused opcode */
1528                 case 205:
1529                 case 206:
1530                 case 207:
1531                 case 208:
1532                 case 209:
1533                 case 210:
1534                 case 211:
1535                 case 212:
1536                 case 213:
1537                 case 214:
1538                 case 215:
1539                 case 216:
1540                 case 217:
1541                 case 218:
1542                 case 219:
1543                 case 220:
1544                 case 221:
1545                 case 222:
1546                 case 223:
1547                 case 224:
1548                 case 225:
1549                 case 226:
1550                 case 227:
1551                 case 228:
1552                 case 229:
1553                 case 230:
1554                 case 231:
1555                 case 232:
1556                 case 233:
1557                 case 234:
1558                 case 235:
1559                 case 236:
1560                 case 237:
1561                 case 238:
1562                 case 239:
1563                 case 240:
1564                 case 241:
1565                 case 242:
1566                 case 243:
1567                 case 244:
1568                 case 245:
1569                 case 246:
1570                 case 247:
1571                 case 248:
1572                 case 249:
1573                 case 250:
1574                 case 251:
1575                 case 252:
1576                 case 253:
1577                 case 254:
1578                 case 255:
1579                         printf("Illegal opcode %d at instr %d\n", opcode, ipc);
1580                         panic("Illegal opcode encountered");
1581                         break;
1582
1583                 default:
1584                         OP(opcode);
1585                         break;
1586
1587                 } /* end switch */
1588
1589                 /* If WIDE was used correctly, iswide should have been reset by now. */
1590                 if (iswide && opcode != JAVA_WIDE)
1591                         panic("Illegal instruction: WIDE before incompatible opcode");
1592
1593                 /* INLINING */
1594
1595                 /* if (inline_env->isinlinedmethod && p == inline_env->method->jcodelength - 1) { */ /* end of an inlined method */
1596                 if (inline_env->isinlinedmethod && (nextp >= inline_env->method->jcodelength) ) { /* end of an inlined method */
1597                         /*                printf("setting gp from %d to %d\n",gp, inlinfo->stopgp); */
1598                         gp = inlinfo->stopgp;
1599                         inlining_restore_compiler_variables();
1600                         OP(ICMD_INLINE_END);
1601 /*label_index = inlinfo->label_index;*/
1602
1603 METHINFOt(inline_env->method,"AFTER RESTORE : ",DEBUG);
1604                         list_remove(inlinfo->inlinedmethods, list_first(inlinfo->inlinedmethods));
1605                         if (inlinfo->inlinedmethods == NULL) { /* JJJJ */
1606                                 nextgp = -1;
1607                         } else {
1608                                 tmpinlinf = list_first(inlinfo->inlinedmethods);
1609                                 nextgp = (tmpinlinf != NULL) ? tmpinlinf->startgp : -1;
1610                         }
1611                         /*                printf("nextpgp: %d\n", nextgp); */
1612                         label_index=inlinfo->label_index;
1613                         firstlocal = inlinfo->firstlocal;
1614                 }
1615
1616         } /* end for */
1617
1618
1619         if (p != m->jcodelength) {
1620                 printf("p (%d) != m->jcodelength (%d)\n",p,m->jcodelength);
1621                 panic("Command-sequence crosses code-boundary");
1622         }
1623         if (!blockend) {
1624                 *exceptionptr = new_verifyerror(m, "Falling off the end of the code");
1625                 return NULL;
1626         }
1627
1628         /* adjust block count if target 0 is not first intermediate instruction */
1629
1630         if (!m->basicblockindex[0] || (m->basicblockindex[0] > 1))
1631                 b_count++;
1632
1633         /* copy local to method variables */
1634
1635         m->instructioncount = ipc;
1636         m->basicblockcount = b_count;
1637         m->stackcount = s_count + m->basicblockcount * m->maxstack;
1638
1639         /* allocate stack table */
1640
1641         m->stack = DMNEW(stackelement, m->stackcount);
1642
1643         {
1644                 basicblock *bptr;
1645
1646                 bptr = m->basicblocks = DMNEW(basicblock, b_count + 1);    /* one more for end ipc */
1647
1648                 b_count = 0;
1649                 m->c_debug_nr = 0;
1650
1651                 /* additional block if target 0 is not first intermediate instruction */
1652
1653                 if (!m->basicblockindex[0] || (m->basicblockindex[0] > 1)) {
1654                         bptr->iinstr = m->instructions;
1655                         bptr->mpc = -1;
1656                         bptr->flags = -1;
1657                         bptr->type = BBTYPE_STD;
1658                         bptr->branchrefs = NULL;
1659                         bptr->pre_count = 0;
1660                         bptr->debug_nr = m->c_debug_nr++;
1661                         bptr++;
1662                         b_count++;
1663                         (bptr - 1)->next = bptr;
1664                 }
1665
1666                 /* allocate blocks */
1667
1668                 for (p = 0; p < inline_env->cumjcodelength; p++) {
1669                 /* for (p = 0; p < m->jcodelength; p++) { */
1670                         if (m->basicblockindex[p] & 1) {
1671                                 /* check if this block starts at the beginning of an instruction */
1672                                 if (!instructionstart[p]) {
1673                                         printf("Basic Block beginn: %d\n",p);
1674                                         panic("Branch into middle of instruction");
1675                                 }
1676                                 /* allocate the block */
1677                                 bptr->iinstr = m->instructions + (m->basicblockindex[p] >> 1);
1678                                 bptr->debug_nr = m->c_debug_nr++;
1679                                 if (b_count != 0)
1680                                         (bptr - 1)->icount = bptr->iinstr - (bptr - 1)->iinstr;
1681                                 bptr->mpc = -1;
1682                                 bptr->flags = -1;
1683                                 bptr->lflags = 0;
1684                                 bptr->type = BBTYPE_STD;
1685                                 bptr->branchrefs = NULL;
1686                                 m->basicblockindex[p] = b_count;
1687                                 bptr->pre_count = 0;
1688                                 bptr++;
1689                                 b_count++;
1690                                 (bptr - 1)->next = bptr;
1691                         }
1692                 }
1693
1694                 /* allocate additional block at end */
1695
1696                 bptr->instack = bptr->outstack = NULL;
1697                 bptr->indepth = bptr->outdepth = 0;
1698                 bptr->iinstr = NULL;
1699                 (bptr - 1)->icount = (m->instructions + m->instructioncount) - (bptr - 1)->iinstr;
1700                 bptr->icount = 0;
1701                 bptr->mpc = -1;
1702                 bptr->flags = -1;
1703                 bptr->lflags = 0;
1704                 bptr->type = BBTYPE_STD;
1705                 bptr->branchrefs = NULL;
1706                 bptr->pre_count = 0;
1707                 bptr->debug_nr = m->c_debug_nr++;
1708                 (bptr - 1)->next = bptr;
1709                 bptr->next = NULL;
1710
1711                 if (cd->exceptiontablelength > 0) {
1712                         cd->exceptiontable[cd->exceptiontablelength - 1].down = NULL;
1713                 }
1714
1715                 for (i = 0; i < cd->exceptiontablelength; ++i) {
1716                         p = cd->exceptiontable[i].startpc;
1717                         cd->exceptiontable[i].start = m->basicblocks + m->basicblockindex[p];
1718
1719                         p = cd->exceptiontable[i].endpc;
1720                         cd->exceptiontable[i].end = (p == inline_env->method->jcodelength) ? (m->basicblocks + m->basicblockcount /*+ 1*/) : (m->basicblocks + m->basicblockindex[p]);
1721
1722                         p = cd->exceptiontable[i].handlerpc;
1723                         cd->exceptiontable[i].handler = m->basicblocks + m->basicblockindex[p];
1724             }
1725         }
1726
1727         if (useinlining) inlining_cleanup(inline_env);
1728
1729         /* just return methodinfo* to signal everything was ok */
1730
1731         return m;
1732 }
1733
1734
1735 /*
1736  * These are local overrides for various environment variables in Emacs.
1737  * Please do not remove this and leave it at the end of the file, where
1738  * Emacs will automagically detect them.
1739  * ---------------------------------------------------------------------
1740  * Local variables:
1741  * mode: c
1742  * indent-tabs-mode: t
1743  * c-basic-offset: 4
1744  * tab-width: 4
1745  * End:
1746  */
1747