1 /* 2 * This file was generated automatically by gen-mterp.py for 'allstubs'. 3 * 4 * --> DO NOT EDIT <-- 5 */ 6 7 /* File: c/header.c */ 8 /* 9 * Copyright (C) 2008 The Android Open Source Project 10 * 11 * Licensed under the Apache License, Version 2.0 (the "License"); 12 * you may not use this file except in compliance with the License. 13 * You may obtain a copy of the License at 14 * 15 * http://www.apache.org/licenses/LICENSE-2.0 16 * 17 * Unless required by applicable law or agreed to in writing, software 18 * distributed under the License is distributed on an "AS IS" BASIS, 19 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 20 * See the License for the specific language governing permissions and 21 * limitations under the License. 22 */ 23 24 /* common includes */ 25 #include "Dalvik.h" 26 #include "interp/InterpDefs.h" 27 #include "mterp/Mterp.h" 28 #include <math.h> // needed for fmod, fmodf 29 #include "mterp/common/FindInterface.h" 30 31 /* 32 * Configuration defines. These affect the C implementations, i.e. the 33 * portable interpreter(s) and C stubs. 34 * 35 * Some defines are controlled by the Makefile, e.g.: 36 * WITH_INSTR_CHECKS 37 * WITH_TRACKREF_CHECKS 38 * EASY_GDB 39 * NDEBUG 40 * 41 * If THREADED_INTERP is not defined, we use a classic "while true / switch" 42 * interpreter. If it is defined, then the tail end of each instruction 43 * handler fetches the next instruction and jumps directly to the handler. 44 * This increases the size of the "Std" interpreter by about 10%, but 45 * provides a speedup of about the same magnitude. 46 * 47 * There's a "hybrid" approach that uses a goto table instead of a switch 48 * statement, avoiding the "is the opcode in range" tests required for switch. 49 * The performance is close to the threaded version, and without the 10% 50 * size increase, but the benchmark results are off enough that it's not 51 * worth adding as a third option. 52 */ 53 #define THREADED_INTERP /* threaded vs. while-loop interpreter */ 54 55 #ifdef WITH_INSTR_CHECKS /* instruction-level paranoia (slow!) */ 56 # define CHECK_BRANCH_OFFSETS 57 # define CHECK_REGISTER_INDICES 58 #endif 59 60 /* 61 * ARM EABI requires 64-bit alignment for access to 64-bit data types. We 62 * can't just use pointers to copy 64-bit values out of our interpreted 63 * register set, because gcc will generate ldrd/strd. 64 * 65 * The __UNION version copies data in and out of a union. The __MEMCPY 66 * version uses a memcpy() call to do the transfer; gcc is smart enough to 67 * not actually call memcpy(). The __UNION version is very bad on ARM; 68 * it only uses one more instruction than __MEMCPY, but for some reason 69 * gcc thinks it needs separate storage for every instance of the union. 70 * On top of that, it feels the need to zero them out at the start of the 71 * method. Net result is we zero out ~700 bytes of stack space at the top 72 * of the interpreter using ARM STM instructions. 73 */ 74 #if defined(__ARM_EABI__) 75 //# define NO_UNALIGN_64__UNION 76 # define NO_UNALIGN_64__MEMCPY 77 #endif 78 79 //#define LOG_INSTR /* verbose debugging */ 80 /* set and adjust ANDROID_LOG_TAGS='*:i jdwp:i dalvikvm:i dalvikvmi:i' */ 81 82 /* 83 * Keep a tally of accesses to fields. Currently only works if full DEX 84 * optimization is disabled. 85 */ 86 #ifdef PROFILE_FIELD_ACCESS 87 # define UPDATE_FIELD_GET(_field) { (_field)->gets++; } 88 # define UPDATE_FIELD_PUT(_field) { (_field)->puts++; } 89 #else 90 # define UPDATE_FIELD_GET(_field) ((void)0) 91 # define UPDATE_FIELD_PUT(_field) ((void)0) 92 #endif 93 94 /* 95 * Export another copy of the PC on every instruction; this is largely 96 * redundant with EXPORT_PC and the debugger code. This value can be 97 * compared against what we have stored on the stack with EXPORT_PC to 98 * help ensure that we aren't missing any export calls. 99 */ 100 #if WITH_EXTRA_GC_CHECKS > 1 101 # define EXPORT_EXTRA_PC() (self->currentPc2 = pc) 102 #else 103 # define EXPORT_EXTRA_PC() 104 #endif 105 106 /* 107 * Adjust the program counter. "_offset" is a signed int, in 16-bit units. 108 * 109 * Assumes the existence of "const u2* pc" and "const u2* curMethod->insns". 110 * 111 * We don't advance the program counter until we finish an instruction or 112 * branch, because we do want to have to unroll the PC if there's an 113 * exception. 114 */ 115 #ifdef CHECK_BRANCH_OFFSETS 116 # define ADJUST_PC(_offset) do { \ 117 int myoff = _offset; /* deref only once */ \ 118 if (pc + myoff < curMethod->insns || \ 119 pc + myoff >= curMethod->insns + dvmGetMethodInsnsSize(curMethod)) \ 120 { \ 121 char* desc; \ 122 desc = dexProtoCopyMethodDescriptor(&curMethod->prototype); \ 123 LOGE("Invalid branch %d at 0x%04x in %s.%s %s\n", \ 124 myoff, (int) (pc - curMethod->insns), \ 125 curMethod->clazz->descriptor, curMethod->name, desc); \ 126 free(desc); \ 127 dvmAbort(); \ 128 } \ 129 pc += myoff; \ 130 EXPORT_EXTRA_PC(); \ 131 } while (false) 132 #else 133 # define ADJUST_PC(_offset) do { \ 134 pc += _offset; \ 135 EXPORT_EXTRA_PC(); \ 136 } while (false) 137 #endif 138 139 /* 140 * If enabled, log instructions as we execute them. 141 */ 142 #ifdef LOG_INSTR 143 # define ILOGD(...) ILOG(LOG_DEBUG, __VA_ARGS__) 144 # define ILOGV(...) ILOG(LOG_VERBOSE, __VA_ARGS__) 145 # define ILOG(_level, ...) do { \ 146 char debugStrBuf[128]; \ 147 snprintf(debugStrBuf, sizeof(debugStrBuf), __VA_ARGS__); \ 148 if (curMethod != NULL) \ 149 LOG(_level, LOG_TAG"i", "%-2d|%04x%s\n", \ 150 self->threadId, (int)(pc - curMethod->insns), debugStrBuf); \ 151 else \ 152 LOG(_level, LOG_TAG"i", "%-2d|####%s\n", \ 153 self->threadId, debugStrBuf); \ 154 } while(false) 155 void dvmDumpRegs(const Method* method, const u4* framePtr, bool inOnly); 156 # define DUMP_REGS(_meth, _frame, _inOnly) dvmDumpRegs(_meth, _frame, _inOnly) 157 static const char kSpacing[] = " "; 158 #else 159 # define ILOGD(...) ((void)0) 160 # define ILOGV(...) ((void)0) 161 # define DUMP_REGS(_meth, _frame, _inOnly) ((void)0) 162 #endif 163 164 /* get a long from an array of u4 */ 165 static inline s8 getLongFromArray(const u4* ptr, int idx) 166 { 167 #if defined(NO_UNALIGN_64__UNION) 168 union { s8 ll; u4 parts[2]; } conv; 169 170 ptr += idx; 171 conv.parts[0] = ptr[0]; 172 conv.parts[1] = ptr[1]; 173 return conv.ll; 174 #elif defined(NO_UNALIGN_64__MEMCPY) 175 s8 val; 176 memcpy(&val, &ptr[idx], 8); 177 return val; 178 #else 179 return *((s8*) &ptr[idx]); 180 #endif 181 } 182 183 /* store a long into an array of u4 */ 184 static inline void putLongToArray(u4* ptr, int idx, s8 val) 185 { 186 #if defined(NO_UNALIGN_64__UNION) 187 union { s8 ll; u4 parts[2]; } conv; 188 189 ptr += idx; 190 conv.ll = val; 191 ptr[0] = conv.parts[0]; 192 ptr[1] = conv.parts[1]; 193 #elif defined(NO_UNALIGN_64__MEMCPY) 194 memcpy(&ptr[idx], &val, 8); 195 #else 196 *((s8*) &ptr[idx]) = val; 197 #endif 198 } 199 200 /* get a double from an array of u4 */ 201 static inline double getDoubleFromArray(const u4* ptr, int idx) 202 { 203 #if defined(NO_UNALIGN_64__UNION) 204 union { double d; u4 parts[2]; } conv; 205 206 ptr += idx; 207 conv.parts[0] = ptr[0]; 208 conv.parts[1] = ptr[1]; 209 return conv.d; 210 #elif defined(NO_UNALIGN_64__MEMCPY) 211 double dval; 212 memcpy(&dval, &ptr[idx], 8); 213 return dval; 214 #else 215 return *((double*) &ptr[idx]); 216 #endif 217 } 218 219 /* store a double into an array of u4 */ 220 static inline void putDoubleToArray(u4* ptr, int idx, double dval) 221 { 222 #if defined(NO_UNALIGN_64__UNION) 223 union { double d; u4 parts[2]; } conv; 224 225 ptr += idx; 226 conv.d = dval; 227 ptr[0] = conv.parts[0]; 228 ptr[1] = conv.parts[1]; 229 #elif defined(NO_UNALIGN_64__MEMCPY) 230 memcpy(&ptr[idx], &dval, 8); 231 #else 232 *((double*) &ptr[idx]) = dval; 233 #endif 234 } 235 236 /* 237 * If enabled, validate the register number on every access. Otherwise, 238 * just do an array access. 239 * 240 * Assumes the existence of "u4* fp". 241 * 242 * "_idx" may be referenced more than once. 243 */ 244 #ifdef CHECK_REGISTER_INDICES 245 # define GET_REGISTER(_idx) \ 246 ( (_idx) < curMethod->registersSize ? \ 247 (fp[(_idx)]) : (assert(!"bad reg"),1969) ) 248 # define SET_REGISTER(_idx, _val) \ 249 ( (_idx) < curMethod->registersSize ? \ 250 (fp[(_idx)] = (u4)(_val)) : (assert(!"bad reg"),1969) ) 251 # define GET_REGISTER_AS_OBJECT(_idx) ((Object *)GET_REGISTER(_idx)) 252 # define SET_REGISTER_AS_OBJECT(_idx, _val) SET_REGISTER(_idx, (s4)_val) 253 # define GET_REGISTER_INT(_idx) ((s4) GET_REGISTER(_idx)) 254 # define SET_REGISTER_INT(_idx, _val) SET_REGISTER(_idx, (s4)_val) 255 # define GET_REGISTER_WIDE(_idx) \ 256 ( (_idx) < curMethod->registersSize-1 ? \ 257 getLongFromArray(fp, (_idx)) : (assert(!"bad reg"),1969) ) 258 # define SET_REGISTER_WIDE(_idx, _val) \ 259 ( (_idx) < curMethod->registersSize-1 ? \ 260 putLongToArray(fp, (_idx), (_val)) : (assert(!"bad reg"),1969) ) 261 # define GET_REGISTER_FLOAT(_idx) \ 262 ( (_idx) < curMethod->registersSize ? \ 263 (*((float*) &fp[(_idx)])) : (assert(!"bad reg"),1969.0f) ) 264 # define SET_REGISTER_FLOAT(_idx, _val) \ 265 ( (_idx) < curMethod->registersSize ? \ 266 (*((float*) &fp[(_idx)]) = (_val)) : (assert(!"bad reg"),1969.0f) ) 267 # define GET_REGISTER_DOUBLE(_idx) \ 268 ( (_idx) < curMethod->registersSize-1 ? \ 269 getDoubleFromArray(fp, (_idx)) : (assert(!"bad reg"),1969.0) ) 270 # define SET_REGISTER_DOUBLE(_idx, _val) \ 271 ( (_idx) < curMethod->registersSize-1 ? \ 272 putDoubleToArray(fp, (_idx), (_val)) : (assert(!"bad reg"),1969.0) ) 273 #else 274 # define GET_REGISTER(_idx) (fp[(_idx)]) 275 # define SET_REGISTER(_idx, _val) (fp[(_idx)] = (_val)) 276 # define GET_REGISTER_AS_OBJECT(_idx) ((Object*) fp[(_idx)]) 277 # define SET_REGISTER_AS_OBJECT(_idx, _val) (fp[(_idx)] = (u4)(_val)) 278 # define GET_REGISTER_INT(_idx) ((s4)GET_REGISTER(_idx)) 279 # define SET_REGISTER_INT(_idx, _val) SET_REGISTER(_idx, (s4)_val) 280 # define GET_REGISTER_WIDE(_idx) getLongFromArray(fp, (_idx)) 281 # define SET_REGISTER_WIDE(_idx, _val) putLongToArray(fp, (_idx), (_val)) 282 # define GET_REGISTER_FLOAT(_idx) (*((float*) &fp[(_idx)])) 283 # define SET_REGISTER_FLOAT(_idx, _val) (*((float*) &fp[(_idx)]) = (_val)) 284 # define GET_REGISTER_DOUBLE(_idx) getDoubleFromArray(fp, (_idx)) 285 # define SET_REGISTER_DOUBLE(_idx, _val) putDoubleToArray(fp, (_idx), (_val)) 286 #endif 287 288 /* 289 * Get 16 bits from the specified offset of the program counter. We always 290 * want to load 16 bits at a time from the instruction stream -- it's more 291 * efficient than 8 and won't have the alignment problems that 32 might. 292 * 293 * Assumes existence of "const u2* pc". 294 */ 295 #define FETCH(_offset) (pc[(_offset)]) 296 297 /* 298 * Extract instruction byte from 16-bit fetch (_inst is a u2). 299 */ 300 #define INST_INST(_inst) ((_inst) & 0xff) 301 302 /* 303 * Replace the opcode (used when handling breakpoints). _opcode is a u1. 304 */ 305 #define INST_REPLACE_OP(_inst, _opcode) (((_inst) & 0xff00) | _opcode) 306 307 /* 308 * Extract the "vA, vB" 4-bit registers from the instruction word (_inst is u2). 309 */ 310 #define INST_A(_inst) (((_inst) >> 8) & 0x0f) 311 #define INST_B(_inst) ((_inst) >> 12) 312 313 /* 314 * Get the 8-bit "vAA" 8-bit register index from the instruction word. 315 * (_inst is u2) 316 */ 317 #define INST_AA(_inst) ((_inst) >> 8) 318 319 /* 320 * The current PC must be available to Throwable constructors, e.g. 321 * those created by dvmThrowException(), so that the exception stack 322 * trace can be generated correctly. If we don't do this, the offset 323 * within the current method won't be shown correctly. See the notes 324 * in Exception.c. 325 * 326 * This is also used to determine the address for precise GC. 327 * 328 * Assumes existence of "u4* fp" and "const u2* pc". 329 */ 330 #define EXPORT_PC() (SAVEAREA_FROM_FP(fp)->xtra.currentPc = pc) 331 332 /* 333 * Determine if we need to switch to a different interpreter. "_current" 334 * is either INTERP_STD or INTERP_DBG. It should be fixed for a given 335 * interpreter generation file, which should remove the outer conditional 336 * from the following. 337 * 338 * If we're building without debug and profiling support, we never switch. 339 */ 340 #if defined(WITH_JIT) 341 # define NEED_INTERP_SWITCH(_current) ( \ 342 (_current == INTERP_STD) ? \ 343 dvmJitDebuggerOrProfilerActive() : !dvmJitDebuggerOrProfilerActive() ) 344 #else 345 # define NEED_INTERP_SWITCH(_current) ( \ 346 (_current == INTERP_STD) ? \ 347 dvmDebuggerOrProfilerActive() : !dvmDebuggerOrProfilerActive() ) 348 #endif 349 350 /* 351 * Check to see if "obj" is NULL. If so, throw an exception. Assumes the 352 * pc has already been exported to the stack. 353 * 354 * Perform additional checks on debug builds. 355 * 356 * Use this to check for NULL when the instruction handler calls into 357 * something that could throw an exception (so we have already called 358 * EXPORT_PC at the top). 359 */ 360 static inline bool checkForNull(Object* obj) 361 { 362 if (obj == NULL) { 363 dvmThrowException("Ljava/lang/NullPointerException;", NULL); 364 return false; 365 } 366 #ifdef WITH_EXTRA_OBJECT_VALIDATION 367 if (!dvmIsValidObject(obj)) { 368 LOGE("Invalid object %p\n", obj); 369 dvmAbort(); 370 } 371 #endif 372 #ifndef NDEBUG 373 if (obj->clazz == NULL || ((u4) obj->clazz) <= 65536) { 374 /* probable heap corruption */ 375 LOGE("Invalid object class %p (in %p)\n", obj->clazz, obj); 376 dvmAbort(); 377 } 378 #endif 379 return true; 380 } 381 382 /* 383 * Check to see if "obj" is NULL. If so, export the PC into the stack 384 * frame and throw an exception. 385 * 386 * Perform additional checks on debug builds. 387 * 388 * Use this to check for NULL when the instruction handler doesn't do 389 * anything else that can throw an exception. 390 */ 391 static inline bool checkForNullExportPC(Object* obj, u4* fp, const u2* pc) 392 { 393 if (obj == NULL) { 394 EXPORT_PC(); 395 dvmThrowException("Ljava/lang/NullPointerException;", NULL); 396 return false; 397 } 398 #ifdef WITH_EXTRA_OBJECT_VALIDATION 399 if (!dvmIsValidObject(obj)) { 400 LOGE("Invalid object %p\n", obj); 401 dvmAbort(); 402 } 403 #endif 404 #ifndef NDEBUG 405 if (obj->clazz == NULL || ((u4) obj->clazz) <= 65536) { 406 /* probable heap corruption */ 407 LOGE("Invalid object class %p (in %p)\n", obj->clazz, obj); 408 dvmAbort(); 409 } 410 #endif 411 return true; 412 } 413 414 /* File: cstubs/stubdefs.c */ 415 /* this is a standard (no debug support) interpreter */ 416 #define INTERP_TYPE INTERP_STD 417 #define CHECK_DEBUG_AND_PROF() ((void)0) 418 # define CHECK_TRACKED_REFS() ((void)0) 419 #define CHECK_JIT_BOOL() (false) 420 #define CHECK_JIT_VOID() 421 #define ABORT_JIT_TSELECT() ((void)0) 422 423 /* 424 * In the C mterp stubs, "goto" is a function call followed immediately 425 * by a return. 426 */ 427 428 #define GOTO_TARGET_DECL(_target, ...) \ 429 void dvmMterp_##_target(MterpGlue* glue, ## __VA_ARGS__); 430 431 #define GOTO_TARGET(_target, ...) \ 432 void dvmMterp_##_target(MterpGlue* glue, ## __VA_ARGS__) { \ 433 u2 ref, vsrc1, vsrc2, vdst; \ 434 u2 inst = FETCH(0); \ 435 const Method* methodToCall; \ 436 StackSaveArea* debugSaveArea; 437 438 #define GOTO_TARGET_END } 439 440 /* 441 * Redefine what used to be local variable accesses into MterpGlue struct 442 * references. (These are undefined down in "footer.c".) 443 */ 444 #define retval glue->retval 445 #define pc glue->pc 446 #define fp glue->fp 447 #define curMethod glue->method 448 #define methodClassDex glue->methodClassDex 449 #define self glue->self 450 #define debugTrackedRefStart glue->debugTrackedRefStart 451 452 /* ugh */ 453 #define STUB_HACK(x) x 454 455 456 /* 457 * Opcode handler framing macros. Here, each opcode is a separate function 458 * that takes a "glue" argument and returns void. We can't declare 459 * these "static" because they may be called from an assembly stub. 460 */ 461 #define HANDLE_OPCODE(_op) \ 462 void dvmMterp_##_op(MterpGlue* glue) { \ 463 u2 ref, vsrc1, vsrc2, vdst; \ 464 u2 inst = FETCH(0); 465 466 #define OP_END } 467 468 /* 469 * Like the "portable" FINISH, but don't reload "inst", and return to caller 470 * when done. 471 */ 472 #define FINISH(_offset) { \ 473 ADJUST_PC(_offset); \ 474 CHECK_DEBUG_AND_PROF(); \ 475 CHECK_TRACKED_REFS(); \ 476 return; \ 477 } 478 479 480 /* 481 * The "goto label" statements turn into function calls followed by 482 * return statements. Some of the functions take arguments, which in the 483 * portable interpreter are handled by assigning values to globals. 484 */ 485 486 #define GOTO_exceptionThrown() \ 487 do { \ 488 dvmMterp_exceptionThrown(glue); \ 489 return; \ 490 } while(false) 491 492 #define GOTO_returnFromMethod() \ 493 do { \ 494 dvmMterp_returnFromMethod(glue); \ 495 return; \ 496 } while(false) 497 498 #define GOTO_invoke(_target, _methodCallRange) \ 499 do { \ 500 dvmMterp_##_target(glue, _methodCallRange); \ 501 return; \ 502 } while(false) 503 504 #define GOTO_invokeMethod(_methodCallRange, _methodToCall, _vsrc1, _vdst) \ 505 do { \ 506 dvmMterp_invokeMethod(glue, _methodCallRange, _methodToCall, \ 507 _vsrc1, _vdst); \ 508 return; \ 509 } while(false) 510 511 /* 512 * As a special case, "goto bail" turns into a longjmp. Use "bail_switch" 513 * if we need to switch to the other interpreter upon our return. 514 */ 515 #define GOTO_bail() \ 516 dvmMterpStdBail(glue, false); 517 #define GOTO_bail_switch() \ 518 dvmMterpStdBail(glue, true); 519 520 /* 521 * Periodically check for thread suspension. 522 * 523 * While we're at it, see if a debugger has attached or the profiler has 524 * started. If so, switch to a different "goto" table. 525 */ 526 #define PERIODIC_CHECKS(_entryPoint, _pcadj) { \ 527 if (dvmCheckSuspendQuick(self)) { \ 528 EXPORT_PC(); /* need for precise GC */ \ 529 dvmCheckSuspendPending(self); \ 530 } \ 531 if (NEED_INTERP_SWITCH(INTERP_TYPE)) { \ 532 ADJUST_PC(_pcadj); \ 533 glue->entryPoint = _entryPoint; \ 534 LOGVV("threadid=%d: switch to STD ep=%d adj=%d\n", \ 535 self->threadId, (_entryPoint), (_pcadj)); \ 536 GOTO_bail_switch(); \ 537 } \ 538 } 539 540 /* File: c/opcommon.c */ 541 /* forward declarations of goto targets */ 542 GOTO_TARGET_DECL(filledNewArray, bool methodCallRange); 543 GOTO_TARGET_DECL(invokeVirtual, bool methodCallRange); 544 GOTO_TARGET_DECL(invokeSuper, bool methodCallRange); 545 GOTO_TARGET_DECL(invokeInterface, bool methodCallRange); 546 GOTO_TARGET_DECL(invokeDirect, bool methodCallRange); 547 GOTO_TARGET_DECL(invokeStatic, bool methodCallRange); 548 GOTO_TARGET_DECL(invokeVirtualQuick, bool methodCallRange); 549 GOTO_TARGET_DECL(invokeSuperQuick, bool methodCallRange); 550 GOTO_TARGET_DECL(invokeMethod, bool methodCallRange, const Method* methodToCall, 551 u2 count, u2 regs); 552 GOTO_TARGET_DECL(returnFromMethod); 553 GOTO_TARGET_DECL(exceptionThrown); 554 555 /* 556 * =========================================================================== 557 * 558 * What follows are opcode definitions shared between multiple opcodes with 559 * minor substitutions handled by the C pre-processor. These should probably 560 * use the mterp substitution mechanism instead, with the code here moved 561 * into common fragment files (like the asm "binop.S"), although it's hard 562 * to give up the C preprocessor in favor of the much simpler text subst. 563 * 564 * =========================================================================== 565 */ 566 567 #define HANDLE_NUMCONV(_opcode, _opname, _fromtype, _totype) \ 568 HANDLE_OPCODE(_opcode /*vA, vB*/) \ 569 vdst = INST_A(inst); \ 570 vsrc1 = INST_B(inst); \ 571 ILOGV("|%s v%d,v%d", (_opname), vdst, vsrc1); \ 572 SET_REGISTER##_totype(vdst, \ 573 GET_REGISTER##_fromtype(vsrc1)); \ 574 FINISH(1); 575 576 #define HANDLE_FLOAT_TO_INT(_opcode, _opname, _fromvtype, _fromrtype, \ 577 _tovtype, _tortype) \ 578 HANDLE_OPCODE(_opcode /*vA, vB*/) \ 579 { \ 580 /* spec defines specific handling for +/- inf and NaN values */ \ 581 _fromvtype val; \ 582 _tovtype intMin, intMax, result; \ 583 vdst = INST_A(inst); \ 584 vsrc1 = INST_B(inst); \ 585 ILOGV("|%s v%d,v%d", (_opname), vdst, vsrc1); \ 586 val = GET_REGISTER##_fromrtype(vsrc1); \ 587 intMin = (_tovtype) 1 << (sizeof(_tovtype) * 8 -1); \ 588 intMax = ~intMin; \ 589 result = (_tovtype) val; \ 590 if (val >= intMax) /* +inf */ \ 591 result = intMax; \ 592 else if (val <= intMin) /* -inf */ \ 593 result = intMin; \ 594 else if (val != val) /* NaN */ \ 595 result = 0; \ 596 else \ 597 result = (_tovtype) val; \ 598 SET_REGISTER##_tortype(vdst, result); \ 599 } \ 600 FINISH(1); 601 602 #define HANDLE_INT_TO_SMALL(_opcode, _opname, _type) \ 603 HANDLE_OPCODE(_opcode /*vA, vB*/) \ 604 vdst = INST_A(inst); \ 605 vsrc1 = INST_B(inst); \ 606 ILOGV("|int-to-%s v%d,v%d", (_opname), vdst, vsrc1); \ 607 SET_REGISTER(vdst, (_type) GET_REGISTER(vsrc1)); \ 608 FINISH(1); 609 610 /* NOTE: the comparison result is always a signed 4-byte integer */ 611 #define HANDLE_OP_CMPX(_opcode, _opname, _varType, _type, _nanVal) \ 612 HANDLE_OPCODE(_opcode /*vAA, vBB, vCC*/) \ 613 { \ 614 int result; \ 615 u2 regs; \ 616 _varType val1, val2; \ 617 vdst = INST_AA(inst); \ 618 regs = FETCH(1); \ 619 vsrc1 = regs & 0xff; \ 620 vsrc2 = regs >> 8; \ 621 ILOGV("|cmp%s v%d,v%d,v%d", (_opname), vdst, vsrc1, vsrc2); \ 622 val1 = GET_REGISTER##_type(vsrc1); \ 623 val2 = GET_REGISTER##_type(vsrc2); \ 624 if (val1 == val2) \ 625 result = 0; \ 626 else if (val1 < val2) \ 627 result = -1; \ 628 else if (val1 > val2) \ 629 result = 1; \ 630 else \ 631 result = (_nanVal); \ 632 ILOGV("+ result=%d\n", result); \ 633 SET_REGISTER(vdst, result); \ 634 } \ 635 FINISH(2); 636 637 #define HANDLE_OP_IF_XX(_opcode, _opname, _cmp) \ 638 HANDLE_OPCODE(_opcode /*vA, vB, +CCCC*/) \ 639 vsrc1 = INST_A(inst); \ 640 vsrc2 = INST_B(inst); \ 641 if ((s4) GET_REGISTER(vsrc1) _cmp (s4) GET_REGISTER(vsrc2)) { \ 642 int branchOffset = (s2)FETCH(1); /* sign-extended */ \ 643 ILOGV("|if-%s v%d,v%d,+0x%04x", (_opname), vsrc1, vsrc2, \ 644 branchOffset); \ 645 ILOGV("> branch taken"); \ 646 if (branchOffset < 0) \ 647 PERIODIC_CHECKS(kInterpEntryInstr, branchOffset); \ 648 FINISH(branchOffset); \ 649 } else { \ 650 ILOGV("|if-%s v%d,v%d,-", (_opname), vsrc1, vsrc2); \ 651 FINISH(2); \ 652 } 653 654 #define HANDLE_OP_IF_XXZ(_opcode, _opname, _cmp) \ 655 HANDLE_OPCODE(_opcode /*vAA, +BBBB*/) \ 656 vsrc1 = INST_AA(inst); \ 657 if ((s4) GET_REGISTER(vsrc1) _cmp 0) { \ 658 int branchOffset = (s2)FETCH(1); /* sign-extended */ \ 659 ILOGV("|if-%s v%d,+0x%04x", (_opname), vsrc1, branchOffset); \ 660 ILOGV("> branch taken"); \ 661 if (branchOffset < 0) \ 662 PERIODIC_CHECKS(kInterpEntryInstr, branchOffset); \ 663 FINISH(branchOffset); \ 664 } else { \ 665 ILOGV("|if-%s v%d,-", (_opname), vsrc1); \ 666 FINISH(2); \ 667 } 668 669 #define HANDLE_UNOP(_opcode, _opname, _pfx, _sfx, _type) \ 670 HANDLE_OPCODE(_opcode /*vA, vB*/) \ 671 vdst = INST_A(inst); \ 672 vsrc1 = INST_B(inst); \ 673 ILOGV("|%s v%d,v%d", (_opname), vdst, vsrc1); \ 674 SET_REGISTER##_type(vdst, _pfx GET_REGISTER##_type(vsrc1) _sfx); \ 675 FINISH(1); 676 677 #define HANDLE_OP_X_INT(_opcode, _opname, _op, _chkdiv) \ 678 HANDLE_OPCODE(_opcode /*vAA, vBB, vCC*/) \ 679 { \ 680 u2 srcRegs; \ 681 vdst = INST_AA(inst); \ 682 srcRegs = FETCH(1); \ 683 vsrc1 = srcRegs & 0xff; \ 684 vsrc2 = srcRegs >> 8; \ 685 ILOGV("|%s-int v%d,v%d", (_opname), vdst, vsrc1); \ 686 if (_chkdiv != 0) { \ 687 s4 firstVal, secondVal, result; \ 688 firstVal = GET_REGISTER(vsrc1); \ 689 secondVal = GET_REGISTER(vsrc2); \ 690 if (secondVal == 0) { \ 691 EXPORT_PC(); \ 692 dvmThrowException("Ljava/lang/ArithmeticException;", \ 693 "divide by zero"); \ 694 GOTO_exceptionThrown(); \ 695 } \ 696 if ((u4)firstVal == 0x80000000 && secondVal == -1) { \ 697 if (_chkdiv == 1) \ 698 result = firstVal; /* division */ \ 699 else \ 700 result = 0; /* remainder */ \ 701 } else { \ 702 result = firstVal _op secondVal; \ 703 } \ 704 SET_REGISTER(vdst, result); \ 705 } else { \ 706 /* non-div/rem case */ \ 707 SET_REGISTER(vdst, \ 708 (s4) GET_REGISTER(vsrc1) _op (s4) GET_REGISTER(vsrc2)); \ 709 } \ 710 } \ 711 FINISH(2); 712 713 #define HANDLE_OP_SHX_INT(_opcode, _opname, _cast, _op) \ 714 HANDLE_OPCODE(_opcode /*vAA, vBB, vCC*/) \ 715 { \ 716 u2 srcRegs; \ 717 vdst = INST_AA(inst); \ 718 srcRegs = FETCH(1); \ 719 vsrc1 = srcRegs & 0xff; \ 720 vsrc2 = srcRegs >> 8; \ 721 ILOGV("|%s-int v%d,v%d", (_opname), vdst, vsrc1); \ 722 SET_REGISTER(vdst, \ 723 _cast GET_REGISTER(vsrc1) _op (GET_REGISTER(vsrc2) & 0x1f)); \ 724 } \ 725 FINISH(2); 726 727 #define HANDLE_OP_X_INT_LIT16(_opcode, _opname, _op, _chkdiv) \ 728 HANDLE_OPCODE(_opcode /*vA, vB, #+CCCC*/) \ 729 vdst = INST_A(inst); \ 730 vsrc1 = INST_B(inst); \ 731 vsrc2 = FETCH(1); \ 732 ILOGV("|%s-int/lit16 v%d,v%d,#+0x%04x", \ 733 (_opname), vdst, vsrc1, vsrc2); \ 734 if (_chkdiv != 0) { \ 735 s4 firstVal, result; \ 736 firstVal = GET_REGISTER(vsrc1); \ 737 if ((s2) vsrc2 == 0) { \ 738 EXPORT_PC(); \ 739 dvmThrowException("Ljava/lang/ArithmeticException;", \ 740 "divide by zero"); \ 741 GOTO_exceptionThrown(); \ 742 } \ 743 if ((u4)firstVal == 0x80000000 && ((s2) vsrc2) == -1) { \ 744 /* won't generate /lit16 instr for this; check anyway */ \ 745 if (_chkdiv == 1) \ 746 result = firstVal; /* division */ \ 747 else \ 748 result = 0; /* remainder */ \ 749 } else { \ 750 result = firstVal _op (s2) vsrc2; \ 751 } \ 752 SET_REGISTER(vdst, result); \ 753 } else { \ 754 /* non-div/rem case */ \ 755 SET_REGISTER(vdst, GET_REGISTER(vsrc1) _op (s2) vsrc2); \ 756 } \ 757 FINISH(2); 758 759 #define HANDLE_OP_X_INT_LIT8(_opcode, _opname, _op, _chkdiv) \ 760 HANDLE_OPCODE(_opcode /*vAA, vBB, #+CC*/) \ 761 { \ 762 u2 litInfo; \ 763 vdst = INST_AA(inst); \ 764 litInfo = FETCH(1); \ 765 vsrc1 = litInfo & 0xff; \ 766 vsrc2 = litInfo >> 8; /* constant */ \ 767 ILOGV("|%s-int/lit8 v%d,v%d,#+0x%02x", \ 768 (_opname), vdst, vsrc1, vsrc2); \ 769 if (_chkdiv != 0) { \ 770 s4 firstVal, result; \ 771 firstVal = GET_REGISTER(vsrc1); \ 772 if ((s1) vsrc2 == 0) { \ 773 EXPORT_PC(); \ 774 dvmThrowException("Ljava/lang/ArithmeticException;", \ 775 "divide by zero"); \ 776 GOTO_exceptionThrown(); \ 777 } \ 778 if ((u4)firstVal == 0x80000000 && ((s1) vsrc2) == -1) { \ 779 if (_chkdiv == 1) \ 780 result = firstVal; /* division */ \ 781 else \ 782 result = 0; /* remainder */ \ 783 } else { \ 784 result = firstVal _op ((s1) vsrc2); \ 785 } \ 786 SET_REGISTER(vdst, result); \ 787 } else { \ 788 SET_REGISTER(vdst, \ 789 (s4) GET_REGISTER(vsrc1) _op (s1) vsrc2); \ 790 } \ 791 } \ 792 FINISH(2); 793 794 #define HANDLE_OP_SHX_INT_LIT8(_opcode, _opname, _cast, _op) \ 795 HANDLE_OPCODE(_opcode /*vAA, vBB, #+CC*/) \ 796 { \ 797 u2 litInfo; \ 798 vdst = INST_AA(inst); \ 799 litInfo = FETCH(1); \ 800 vsrc1 = litInfo & 0xff; \ 801 vsrc2 = litInfo >> 8; /* constant */ \ 802 ILOGV("|%s-int/lit8 v%d,v%d,#+0x%02x", \ 803 (_opname), vdst, vsrc1, vsrc2); \ 804 SET_REGISTER(vdst, \ 805 _cast GET_REGISTER(vsrc1) _op (vsrc2 & 0x1f)); \ 806 } \ 807 FINISH(2); 808 809 #define HANDLE_OP_X_INT_2ADDR(_opcode, _opname, _op, _chkdiv) \ 810 HANDLE_OPCODE(_opcode /*vA, vB*/) \ 811 vdst = INST_A(inst); \ 812 vsrc1 = INST_B(inst); \ 813 ILOGV("|%s-int-2addr v%d,v%d", (_opname), vdst, vsrc1); \ 814 if (_chkdiv != 0) { \ 815 s4 firstVal, secondVal, result; \ 816 firstVal = GET_REGISTER(vdst); \ 817 secondVal = GET_REGISTER(vsrc1); \ 818 if (secondVal == 0) { \ 819 EXPORT_PC(); \ 820 dvmThrowException("Ljava/lang/ArithmeticException;", \ 821 "divide by zero"); \ 822 GOTO_exceptionThrown(); \ 823 } \ 824 if ((u4)firstVal == 0x80000000 && secondVal == -1) { \ 825 if (_chkdiv == 1) \ 826 result = firstVal; /* division */ \ 827 else \ 828 result = 0; /* remainder */ \ 829 } else { \ 830 result = firstVal _op secondVal; \ 831 } \ 832 SET_REGISTER(vdst, result); \ 833 } else { \ 834 SET_REGISTER(vdst, \ 835 (s4) GET_REGISTER(vdst) _op (s4) GET_REGISTER(vsrc1)); \ 836 } \ 837 FINISH(1); 838 839 #define HANDLE_OP_SHX_INT_2ADDR(_opcode, _opname, _cast, _op) \ 840 HANDLE_OPCODE(_opcode /*vA, vB*/) \ 841 vdst = INST_A(inst); \ 842 vsrc1 = INST_B(inst); \ 843 ILOGV("|%s-int-2addr v%d,v%d", (_opname), vdst, vsrc1); \ 844 SET_REGISTER(vdst, \ 845 _cast GET_REGISTER(vdst) _op (GET_REGISTER(vsrc1) & 0x1f)); \ 846 FINISH(1); 847 848 #define HANDLE_OP_X_LONG(_opcode, _opname, _op, _chkdiv) \ 849 HANDLE_OPCODE(_opcode /*vAA, vBB, vCC*/) \ 850 { \ 851 u2 srcRegs; \ 852 vdst = INST_AA(inst); \ 853 srcRegs = FETCH(1); \ 854 vsrc1 = srcRegs & 0xff; \ 855 vsrc2 = srcRegs >> 8; \ 856 ILOGV("|%s-long v%d,v%d,v%d", (_opname), vdst, vsrc1, vsrc2); \ 857 if (_chkdiv != 0) { \ 858 s8 firstVal, secondVal, result; \ 859 firstVal = GET_REGISTER_WIDE(vsrc1); \ 860 secondVal = GET_REGISTER_WIDE(vsrc2); \ 861 if (secondVal == 0LL) { \ 862 EXPORT_PC(); \ 863 dvmThrowException("Ljava/lang/ArithmeticException;", \ 864 "divide by zero"); \ 865 GOTO_exceptionThrown(); \ 866 } \ 867 if ((u8)firstVal == 0x8000000000000000ULL && \ 868 secondVal == -1LL) \ 869 { \ 870 if (_chkdiv == 1) \ 871 result = firstVal; /* division */ \ 872 else \ 873 result = 0; /* remainder */ \ 874 } else { \ 875 result = firstVal _op secondVal; \ 876 } \ 877 SET_REGISTER_WIDE(vdst, result); \ 878 } else { \ 879 SET_REGISTER_WIDE(vdst, \ 880 (s8) GET_REGISTER_WIDE(vsrc1) _op (s8) GET_REGISTER_WIDE(vsrc2)); \ 881 } \ 882 } \ 883 FINISH(2); 884 885 #define HANDLE_OP_SHX_LONG(_opcode, _opname, _cast, _op) \ 886 HANDLE_OPCODE(_opcode /*vAA, vBB, vCC*/) \ 887 { \ 888 u2 srcRegs; \ 889 vdst = INST_AA(inst); \ 890 srcRegs = FETCH(1); \ 891 vsrc1 = srcRegs & 0xff; \ 892 vsrc2 = srcRegs >> 8; \ 893 ILOGV("|%s-long v%d,v%d,v%d", (_opname), vdst, vsrc1, vsrc2); \ 894 SET_REGISTER_WIDE(vdst, \ 895 _cast GET_REGISTER_WIDE(vsrc1) _op (GET_REGISTER(vsrc2) & 0x3f)); \ 896 } \ 897 FINISH(2); 898 899 #define HANDLE_OP_X_LONG_2ADDR(_opcode, _opname, _op, _chkdiv) \ 900 HANDLE_OPCODE(_opcode /*vA, vB*/) \ 901 vdst = INST_A(inst); \ 902 vsrc1 = INST_B(inst); \ 903 ILOGV("|%s-long-2addr v%d,v%d", (_opname), vdst, vsrc1); \ 904 if (_chkdiv != 0) { \ 905 s8 firstVal, secondVal, result; \ 906 firstVal = GET_REGISTER_WIDE(vdst); \ 907 secondVal = GET_REGISTER_WIDE(vsrc1); \ 908 if (secondVal == 0LL) { \ 909 EXPORT_PC(); \ 910 dvmThrowException("Ljava/lang/ArithmeticException;", \ 911 "divide by zero"); \ 912 GOTO_exceptionThrown(); \ 913 } \ 914 if ((u8)firstVal == 0x8000000000000000ULL && \ 915 secondVal == -1LL) \ 916 { \ 917 if (_chkdiv == 1) \ 918 result = firstVal; /* division */ \ 919 else \ 920 result = 0; /* remainder */ \ 921 } else { \ 922 result = firstVal _op secondVal; \ 923 } \ 924 SET_REGISTER_WIDE(vdst, result); \ 925 } else { \ 926 SET_REGISTER_WIDE(vdst, \ 927 (s8) GET_REGISTER_WIDE(vdst) _op (s8)GET_REGISTER_WIDE(vsrc1));\ 928 } \ 929 FINISH(1); 930 931 #define HANDLE_OP_SHX_LONG_2ADDR(_opcode, _opname, _cast, _op) \ 932 HANDLE_OPCODE(_opcode /*vA, vB*/) \ 933 vdst = INST_A(inst); \ 934 vsrc1 = INST_B(inst); \ 935 ILOGV("|%s-long-2addr v%d,v%d", (_opname), vdst, vsrc1); \ 936 SET_REGISTER_WIDE(vdst, \ 937 _cast GET_REGISTER_WIDE(vdst) _op (GET_REGISTER(vsrc1) & 0x3f)); \ 938 FINISH(1); 939 940 #define HANDLE_OP_X_FLOAT(_opcode, _opname, _op) \ 941 HANDLE_OPCODE(_opcode /*vAA, vBB, vCC*/) \ 942 { \ 943 u2 srcRegs; \ 944 vdst = INST_AA(inst); \ 945 srcRegs = FETCH(1); \ 946 vsrc1 = srcRegs & 0xff; \ 947 vsrc2 = srcRegs >> 8; \ 948 ILOGV("|%s-float v%d,v%d,v%d", (_opname), vdst, vsrc1, vsrc2); \ 949 SET_REGISTER_FLOAT(vdst, \ 950 GET_REGISTER_FLOAT(vsrc1) _op GET_REGISTER_FLOAT(vsrc2)); \ 951 } \ 952 FINISH(2); 953 954 #define HANDLE_OP_X_DOUBLE(_opcode, _opname, _op) \ 955 HANDLE_OPCODE(_opcode /*vAA, vBB, vCC*/) \ 956 { \ 957 u2 srcRegs; \ 958 vdst = INST_AA(inst); \ 959 srcRegs = FETCH(1); \ 960 vsrc1 = srcRegs & 0xff; \ 961 vsrc2 = srcRegs >> 8; \ 962 ILOGV("|%s-double v%d,v%d,v%d", (_opname), vdst, vsrc1, vsrc2); \ 963 SET_REGISTER_DOUBLE(vdst, \ 964 GET_REGISTER_DOUBLE(vsrc1) _op GET_REGISTER_DOUBLE(vsrc2)); \ 965 } \ 966 FINISH(2); 967 968 #define HANDLE_OP_X_FLOAT_2ADDR(_opcode, _opname, _op) \ 969 HANDLE_OPCODE(_opcode /*vA, vB*/) \ 970 vdst = INST_A(inst); \ 971 vsrc1 = INST_B(inst); \ 972 ILOGV("|%s-float-2addr v%d,v%d", (_opname), vdst, vsrc1); \ 973 SET_REGISTER_FLOAT(vdst, \ 974 GET_REGISTER_FLOAT(vdst) _op GET_REGISTER_FLOAT(vsrc1)); \ 975 FINISH(1); 976 977 #define HANDLE_OP_X_DOUBLE_2ADDR(_opcode, _opname, _op) \ 978 HANDLE_OPCODE(_opcode /*vA, vB*/) \ 979 vdst = INST_A(inst); \ 980 vsrc1 = INST_B(inst); \ 981 ILOGV("|%s-double-2addr v%d,v%d", (_opname), vdst, vsrc1); \ 982 SET_REGISTER_DOUBLE(vdst, \ 983 GET_REGISTER_DOUBLE(vdst) _op GET_REGISTER_DOUBLE(vsrc1)); \ 984 FINISH(1); 985 986 #define HANDLE_OP_AGET(_opcode, _opname, _type, _regsize) \ 987 HANDLE_OPCODE(_opcode /*vAA, vBB, vCC*/) \ 988 { \ 989 ArrayObject* arrayObj; \ 990 u2 arrayInfo; \ 991 EXPORT_PC(); \ 992 vdst = INST_AA(inst); \ 993 arrayInfo = FETCH(1); \ 994 vsrc1 = arrayInfo & 0xff; /* array ptr */ \ 995 vsrc2 = arrayInfo >> 8; /* index */ \ 996 ILOGV("|aget%s v%d,v%d,v%d", (_opname), vdst, vsrc1, vsrc2); \ 997 arrayObj = (ArrayObject*) GET_REGISTER(vsrc1); \ 998 if (!checkForNull((Object*) arrayObj)) \ 999 GOTO_exceptionThrown(); \ 1000 if (GET_REGISTER(vsrc2) >= arrayObj->length) { \ 1001 LOGV("Invalid array access: %p %d (len=%d)\n", \ 1002 arrayObj, vsrc2, arrayObj->length); \ 1003 dvmThrowException("Ljava/lang/ArrayIndexOutOfBoundsException;", \ 1004 NULL); \ 1005 GOTO_exceptionThrown(); \ 1006 } \ 1007 SET_REGISTER##_regsize(vdst, \ 1008 ((_type*) arrayObj->contents)[GET_REGISTER(vsrc2)]); \ 1009 ILOGV("+ AGET[%d]=0x%x", GET_REGISTER(vsrc2), GET_REGISTER(vdst)); \ 1010 } \ 1011 FINISH(2); 1012 1013 #define HANDLE_OP_APUT(_opcode, _opname, _type, _regsize) \ 1014 HANDLE_OPCODE(_opcode /*vAA, vBB, vCC*/) \ 1015 { \ 1016 ArrayObject* arrayObj; \ 1017 u2 arrayInfo; \ 1018 EXPORT_PC(); \ 1019 vdst = INST_AA(inst); /* AA: source value */ \ 1020 arrayInfo = FETCH(1); \ 1021 vsrc1 = arrayInfo & 0xff; /* BB: array ptr */ \ 1022 vsrc2 = arrayInfo >> 8; /* CC: index */ \ 1023 ILOGV("|aput%s v%d,v%d,v%d", (_opname), vdst, vsrc1, vsrc2); \ 1024 arrayObj = (ArrayObject*) GET_REGISTER(vsrc1); \ 1025 if (!checkForNull((Object*) arrayObj)) \ 1026 GOTO_exceptionThrown(); \ 1027 if (GET_REGISTER(vsrc2) >= arrayObj->length) { \ 1028 dvmThrowException("Ljava/lang/ArrayIndexOutOfBoundsException;", \ 1029 NULL); \ 1030 GOTO_exceptionThrown(); \ 1031 } \ 1032 ILOGV("+ APUT[%d]=0x%08x", GET_REGISTER(vsrc2), GET_REGISTER(vdst));\ 1033 ((_type*) arrayObj->contents)[GET_REGISTER(vsrc2)] = \ 1034 GET_REGISTER##_regsize(vdst); \ 1035 } \ 1036 FINISH(2); 1037 1038 /* 1039 * It's possible to get a bad value out of a field with sub-32-bit stores 1040 * because the -quick versions always operate on 32 bits. Consider: 1041 * short foo = -1 (sets a 32-bit register to 0xffffffff) 1042 * iput-quick foo (writes all 32 bits to the field) 1043 * short bar = 1 (sets a 32-bit register to 0x00000001) 1044 * iput-short (writes the low 16 bits to the field) 1045 * iget-quick foo (reads all 32 bits from the field, yielding 0xffff0001) 1046 * This can only happen when optimized and non-optimized code has interleaved 1047 * access to the same field. This is unlikely but possible. 1048 * 1049 * The easiest way to fix this is to always read/write 32 bits at a time. On 1050 * a device with a 16-bit data bus this is sub-optimal. (The alternative 1051 * approach is to have sub-int versions of iget-quick, but now we're wasting 1052 * Dalvik instruction space and making it less likely that handler code will 1053 * already be in the CPU i-cache.) 1054 */ 1055 #define HANDLE_IGET_X(_opcode, _opname, _ftype, _regsize) \ 1056 HANDLE_OPCODE(_opcode /*vA, vB, field@CCCC*/) \ 1057 { \ 1058 InstField* ifield; \ 1059 Object* obj; \ 1060 EXPORT_PC(); \ 1061 vdst = INST_A(inst); \ 1062 vsrc1 = INST_B(inst); /* object ptr */ \ 1063 ref = FETCH(1); /* field ref */ \ 1064 ILOGV("|iget%s v%d,v%d,field@0x%04x", (_opname), vdst, vsrc1, ref); \ 1065 obj = (Object*) GET_REGISTER(vsrc1); \ 1066 if (!checkForNull(obj)) \ 1067 GOTO_exceptionThrown(); \ 1068 ifield = (InstField*) dvmDexGetResolvedField(methodClassDex, ref); \ 1069 if (ifield == NULL) { \ 1070 ifield = dvmResolveInstField(curMethod->clazz, ref); \ 1071 if (ifield == NULL) \ 1072 GOTO_exceptionThrown(); \ 1073 } \ 1074 SET_REGISTER##_regsize(vdst, \ 1075 dvmGetField##_ftype(obj, ifield->byteOffset)); \ 1076 ILOGV("+ IGET '%s'=0x%08llx", ifield->field.name, \ 1077 (u8) GET_REGISTER##_regsize(vdst)); \ 1078 UPDATE_FIELD_GET(&ifield->field); \ 1079 } \ 1080 FINISH(2); 1081 1082 #define HANDLE_IGET_X_QUICK(_opcode, _opname, _ftype, _regsize) \ 1083 HANDLE_OPCODE(_opcode /*vA, vB, field@CCCC*/) \ 1084 { \ 1085 Object* obj; \ 1086 vdst = INST_A(inst); \ 1087 vsrc1 = INST_B(inst); /* object ptr */ \ 1088 ref = FETCH(1); /* field offset */ \ 1089 ILOGV("|iget%s-quick v%d,v%d,field@+%u", \ 1090 (_opname), vdst, vsrc1, ref); \ 1091 obj = (Object*) GET_REGISTER(vsrc1); \ 1092 if (!checkForNullExportPC(obj, fp, pc)) \ 1093 GOTO_exceptionThrown(); \ 1094 SET_REGISTER##_regsize(vdst, dvmGetField##_ftype(obj, ref)); \ 1095 ILOGV("+ IGETQ %d=0x%08llx", ref, \ 1096 (u8) GET_REGISTER##_regsize(vdst)); \ 1097 } \ 1098 FINISH(2); 1099 1100 #define HANDLE_IPUT_X(_opcode, _opname, _ftype, _regsize) \ 1101 HANDLE_OPCODE(_opcode /*vA, vB, field@CCCC*/) \ 1102 { \ 1103 InstField* ifield; \ 1104 Object* obj; \ 1105 EXPORT_PC(); \ 1106 vdst = INST_A(inst); \ 1107 vsrc1 = INST_B(inst); /* object ptr */ \ 1108 ref = FETCH(1); /* field ref */ \ 1109 ILOGV("|iput%s v%d,v%d,field@0x%04x", (_opname), vdst, vsrc1, ref); \ 1110 obj = (Object*) GET_REGISTER(vsrc1); \ 1111 if (!checkForNull(obj)) \ 1112 GOTO_exceptionThrown(); \ 1113 ifield = (InstField*) dvmDexGetResolvedField(methodClassDex, ref); \ 1114 if (ifield == NULL) { \ 1115 ifield = dvmResolveInstField(curMethod->clazz, ref); \ 1116 if (ifield == NULL) \ 1117 GOTO_exceptionThrown(); \ 1118 } \ 1119 dvmSetField##_ftype(obj, ifield->byteOffset, \ 1120 GET_REGISTER##_regsize(vdst)); \ 1121 ILOGV("+ IPUT '%s'=0x%08llx", ifield->field.name, \ 1122 (u8) GET_REGISTER##_regsize(vdst)); \ 1123 UPDATE_FIELD_PUT(&ifield->field); \ 1124 } \ 1125 FINISH(2); 1126 1127 #define HANDLE_IPUT_X_QUICK(_opcode, _opname, _ftype, _regsize) \ 1128 HANDLE_OPCODE(_opcode /*vA, vB, field@CCCC*/) \ 1129 { \ 1130 Object* obj; \ 1131 vdst = INST_A(inst); \ 1132 vsrc1 = INST_B(inst); /* object ptr */ \ 1133 ref = FETCH(1); /* field offset */ \ 1134 ILOGV("|iput%s-quick v%d,v%d,field@0x%04x", \ 1135 (_opname), vdst, vsrc1, ref); \ 1136 obj = (Object*) GET_REGISTER(vsrc1); \ 1137 if (!checkForNullExportPC(obj, fp, pc)) \ 1138 GOTO_exceptionThrown(); \ 1139 dvmSetField##_ftype(obj, ref, GET_REGISTER##_regsize(vdst)); \ 1140 ILOGV("+ IPUTQ %d=0x%08llx", ref, \ 1141 (u8) GET_REGISTER##_regsize(vdst)); \ 1142 } \ 1143 FINISH(2); 1144 1145 /* 1146 * The JIT needs dvmDexGetResolvedField() to return non-null. 1147 * Since we use the portable interpreter to build the trace, the extra 1148 * checks in HANDLE_SGET_X and HANDLE_SPUT_X are not needed for mterp. 1149 */ 1150 #define HANDLE_SGET_X(_opcode, _opname, _ftype, _regsize) \ 1151 HANDLE_OPCODE(_opcode /*vAA, field@BBBB*/) \ 1152 { \ 1153 StaticField* sfield; \ 1154 vdst = INST_AA(inst); \ 1155 ref = FETCH(1); /* field ref */ \ 1156 ILOGV("|sget%s v%d,sfield@0x%04x", (_opname), vdst, ref); \ 1157 sfield = (StaticField*)dvmDexGetResolvedField(methodClassDex, ref); \ 1158 if (sfield == NULL) { \ 1159 EXPORT_PC(); \ 1160 sfield = dvmResolveStaticField(curMethod->clazz, ref); \ 1161 if (sfield == NULL) \ 1162 GOTO_exceptionThrown(); \ 1163 if (dvmDexGetResolvedField(methodClassDex, ref) == NULL) { \ 1164 ABORT_JIT_TSELECT(); \ 1165 } \ 1166 } \ 1167 SET_REGISTER##_regsize(vdst, dvmGetStaticField##_ftype(sfield)); \ 1168 ILOGV("+ SGET '%s'=0x%08llx", \ 1169 sfield->field.name, (u8)GET_REGISTER##_regsize(vdst)); \ 1170 UPDATE_FIELD_GET(&sfield->field); \ 1171 } \ 1172 FINISH(2); 1173 1174 #define HANDLE_SPUT_X(_opcode, _opname, _ftype, _regsize) \ 1175 HANDLE_OPCODE(_opcode /*vAA, field@BBBB*/) \ 1176 { \ 1177 StaticField* sfield; \ 1178 vdst = INST_AA(inst); \ 1179 ref = FETCH(1); /* field ref */ \ 1180 ILOGV("|sput%s v%d,sfield@0x%04x", (_opname), vdst, ref); \ 1181 sfield = (StaticField*)dvmDexGetResolvedField(methodClassDex, ref); \ 1182 if (sfield == NULL) { \ 1183 EXPORT_PC(); \ 1184 sfield = dvmResolveStaticField(curMethod->clazz, ref); \ 1185 if (sfield == NULL) \ 1186 GOTO_exceptionThrown(); \ 1187 if (dvmDexGetResolvedField(methodClassDex, ref) == NULL) { \ 1188 ABORT_JIT_TSELECT(); \ 1189 } \ 1190 } \ 1191 dvmSetStaticField##_ftype(sfield, GET_REGISTER##_regsize(vdst)); \ 1192 ILOGV("+ SPUT '%s'=0x%08llx", \ 1193 sfield->field.name, (u8)GET_REGISTER##_regsize(vdst)); \ 1194 UPDATE_FIELD_PUT(&sfield->field); \ 1195 } \ 1196 FINISH(2); 1197 1198 /* File: c/OP_NOP.c */ 1199 HANDLE_OPCODE(OP_NOP) 1200 FINISH(1); 1201 OP_END 1202 1203 /* File: c/OP_MOVE.c */ 1204 HANDLE_OPCODE(OP_MOVE /*vA, vB*/) 1205 vdst = INST_A(inst); 1206 vsrc1 = INST_B(inst); 1207 ILOGV("|move%s v%d,v%d %s(v%d=0x%08x)", 1208 (INST_INST(inst) == OP_MOVE) ? "" : "-object", vdst, vsrc1, 1209 kSpacing, vdst, GET_REGISTER(vsrc1)); 1210 SET_REGISTER(vdst, GET_REGISTER(vsrc1)); 1211 FINISH(1); 1212 OP_END 1213 1214 /* File: c/OP_MOVE_FROM16.c */ 1215 HANDLE_OPCODE(OP_MOVE_FROM16 /*vAA, vBBBB*/) 1216 vdst = INST_AA(inst); 1217 vsrc1 = FETCH(1); 1218 ILOGV("|move%s/from16 v%d,v%d %s(v%d=0x%08x)", 1219 (INST_INST(inst) == OP_MOVE_FROM16) ? "" : "-object", vdst, vsrc1, 1220 kSpacing, vdst, GET_REGISTER(vsrc1)); 1221 SET_REGISTER(vdst, GET_REGISTER(vsrc1)); 1222 FINISH(2); 1223 OP_END 1224 1225 /* File: c/OP_MOVE_16.c */ 1226 HANDLE_OPCODE(OP_MOVE_16 /*vAAAA, vBBBB*/) 1227 vdst = FETCH(1); 1228 vsrc1 = FETCH(2); 1229 ILOGV("|move%s/16 v%d,v%d %s(v%d=0x%08x)", 1230 (INST_INST(inst) == OP_MOVE_16) ? "" : "-object", vdst, vsrc1, 1231 kSpacing, vdst, GET_REGISTER(vsrc1)); 1232 SET_REGISTER(vdst, GET_REGISTER(vsrc1)); 1233 FINISH(3); 1234 OP_END 1235 1236 /* File: c/OP_MOVE_WIDE.c */ 1237 HANDLE_OPCODE(OP_MOVE_WIDE /*vA, vB*/) 1238 /* IMPORTANT: must correctly handle overlapping registers, e.g. both 1239 * "move-wide v6, v7" and "move-wide v7, v6" */ 1240 vdst = INST_A(inst); 1241 vsrc1 = INST_B(inst); 1242 ILOGV("|move-wide v%d,v%d %s(v%d=0x%08llx)", vdst, vsrc1, 1243 kSpacing+5, vdst, GET_REGISTER_WIDE(vsrc1)); 1244 SET_REGISTER_WIDE(vdst, GET_REGISTER_WIDE(vsrc1)); 1245 FINISH(1); 1246 OP_END 1247 1248 /* File: c/OP_MOVE_WIDE_FROM16.c */ 1249 HANDLE_OPCODE(OP_MOVE_WIDE_FROM16 /*vAA, vBBBB*/) 1250 vdst = INST_AA(inst); 1251 vsrc1 = FETCH(1); 1252 ILOGV("|move-wide/from16 v%d,v%d (v%d=0x%08llx)", vdst, vsrc1, 1253 vdst, GET_REGISTER_WIDE(vsrc1)); 1254 SET_REGISTER_WIDE(vdst, GET_REGISTER_WIDE(vsrc1)); 1255 FINISH(2); 1256 OP_END 1257 1258 /* File: c/OP_MOVE_WIDE_16.c */ 1259 HANDLE_OPCODE(OP_MOVE_WIDE_16 /*vAAAA, vBBBB*/) 1260 vdst = FETCH(1); 1261 vsrc1 = FETCH(2); 1262 ILOGV("|move-wide/16 v%d,v%d %s(v%d=0x%08llx)", vdst, vsrc1, 1263 kSpacing+8, vdst, GET_REGISTER_WIDE(vsrc1)); 1264 SET_REGISTER_WIDE(vdst, GET_REGISTER_WIDE(vsrc1)); 1265 FINISH(3); 1266 OP_END 1267 1268 /* File: c/OP_MOVE_OBJECT.c */ 1269 /* File: c/OP_MOVE.c */ 1270 HANDLE_OPCODE(OP_MOVE_OBJECT /*vA, vB*/) 1271 vdst = INST_A(inst); 1272 vsrc1 = INST_B(inst); 1273 ILOGV("|move%s v%d,v%d %s(v%d=0x%08x)", 1274 (INST_INST(inst) == OP_MOVE) ? "" : "-object", vdst, vsrc1, 1275 kSpacing, vdst, GET_REGISTER(vsrc1)); 1276 SET_REGISTER(vdst, GET_REGISTER(vsrc1)); 1277 FINISH(1); 1278 OP_END 1279 1280 1281 /* File: c/OP_MOVE_OBJECT_FROM16.c */ 1282 /* File: c/OP_MOVE_FROM16.c */ 1283 HANDLE_OPCODE(OP_MOVE_OBJECT_FROM16 /*vAA, vBBBB*/) 1284 vdst = INST_AA(inst); 1285 vsrc1 = FETCH(1); 1286 ILOGV("|move%s/from16 v%d,v%d %s(v%d=0x%08x)", 1287 (INST_INST(inst) == OP_MOVE_FROM16) ? "" : "-object", vdst, vsrc1, 1288 kSpacing, vdst, GET_REGISTER(vsrc1)); 1289 SET_REGISTER(vdst, GET_REGISTER(vsrc1)); 1290 FINISH(2); 1291 OP_END 1292 1293 1294 /* File: c/OP_MOVE_OBJECT_16.c */ 1295 /* File: c/OP_MOVE_16.c */ 1296 HANDLE_OPCODE(OP_MOVE_OBJECT_16 /*vAAAA, vBBBB*/) 1297 vdst = FETCH(1); 1298 vsrc1 = FETCH(2); 1299 ILOGV("|move%s/16 v%d,v%d %s(v%d=0x%08x)", 1300 (INST_INST(inst) == OP_MOVE_16) ? "" : "-object", vdst, vsrc1, 1301 kSpacing, vdst, GET_REGISTER(vsrc1)); 1302 SET_REGISTER(vdst, GET_REGISTER(vsrc1)); 1303 FINISH(3); 1304 OP_END 1305 1306 1307 /* File: c/OP_MOVE_RESULT.c */ 1308 HANDLE_OPCODE(OP_MOVE_RESULT /*vAA*/) 1309 vdst = INST_AA(inst); 1310 ILOGV("|move-result%s v%d %s(v%d=0x%08x)", 1311 (INST_INST(inst) == OP_MOVE_RESULT) ? "" : "-object", 1312 vdst, kSpacing+4, vdst,retval.i); 1313 SET_REGISTER(vdst, retval.i); 1314 FINISH(1); 1315 OP_END 1316 1317 /* File: c/OP_MOVE_RESULT_WIDE.c */ 1318 HANDLE_OPCODE(OP_MOVE_RESULT_WIDE /*vAA*/) 1319 vdst = INST_AA(inst); 1320 ILOGV("|move-result-wide v%d %s(0x%08llx)", vdst, kSpacing, retval.j); 1321 SET_REGISTER_WIDE(vdst, retval.j); 1322 FINISH(1); 1323 OP_END 1324 1325 /* File: c/OP_MOVE_RESULT_OBJECT.c */ 1326 /* File: c/OP_MOVE_RESULT.c */ 1327 HANDLE_OPCODE(OP_MOVE_RESULT_OBJECT /*vAA*/) 1328 vdst = INST_AA(inst); 1329 ILOGV("|move-result%s v%d %s(v%d=0x%08x)", 1330 (INST_INST(inst) == OP_MOVE_RESULT) ? "" : "-object", 1331 vdst, kSpacing+4, vdst,retval.i); 1332 SET_REGISTER(vdst, retval.i); 1333 FINISH(1); 1334 OP_END 1335 1336 1337 /* File: c/OP_MOVE_EXCEPTION.c */ 1338 HANDLE_OPCODE(OP_MOVE_EXCEPTION /*vAA*/) 1339 vdst = INST_AA(inst); 1340 ILOGV("|move-exception v%d", vdst); 1341 assert(self->exception != NULL); 1342 SET_REGISTER(vdst, (u4)self->exception); 1343 dvmClearException(self); 1344 FINISH(1); 1345 OP_END 1346 1347 /* File: c/OP_RETURN_VOID.c */ 1348 HANDLE_OPCODE(OP_RETURN_VOID /**/) 1349 ILOGV("|return-void"); 1350 #ifndef NDEBUG 1351 retval.j = 0xababababULL; // placate valgrind 1352 #endif 1353 GOTO_returnFromMethod(); 1354 OP_END 1355 1356 /* File: c/OP_RETURN.c */ 1357 HANDLE_OPCODE(OP_RETURN /*vAA*/) 1358 vsrc1 = INST_AA(inst); 1359 ILOGV("|return%s v%d", 1360 (INST_INST(inst) == OP_RETURN) ? "" : "-object", vsrc1); 1361 retval.i = GET_REGISTER(vsrc1); 1362 GOTO_returnFromMethod(); 1363 OP_END 1364 1365 /* File: c/OP_RETURN_WIDE.c */ 1366 HANDLE_OPCODE(OP_RETURN_WIDE /*vAA*/) 1367 vsrc1 = INST_AA(inst); 1368 ILOGV("|return-wide v%d", vsrc1); 1369 retval.j = GET_REGISTER_WIDE(vsrc1); 1370 GOTO_returnFromMethod(); 1371 OP_END 1372 1373 /* File: c/OP_RETURN_OBJECT.c */ 1374 /* File: c/OP_RETURN.c */ 1375 HANDLE_OPCODE(OP_RETURN_OBJECT /*vAA*/) 1376 vsrc1 = INST_AA(inst); 1377 ILOGV("|return%s v%d", 1378 (INST_INST(inst) == OP_RETURN) ? "" : "-object", vsrc1); 1379 retval.i = GET_REGISTER(vsrc1); 1380 GOTO_returnFromMethod(); 1381 OP_END 1382 1383 1384 /* File: c/OP_CONST_4.c */ 1385 HANDLE_OPCODE(OP_CONST_4 /*vA, #+B*/) 1386 { 1387 s4 tmp; 1388 1389 vdst = INST_A(inst); 1390 tmp = (s4) (INST_B(inst) << 28) >> 28; // sign extend 4-bit value 1391 ILOGV("|const/4 v%d,#0x%02x", vdst, (s4)tmp); 1392 SET_REGISTER(vdst, tmp); 1393 } 1394 FINISH(1); 1395 OP_END 1396 1397 /* File: c/OP_CONST_16.c */ 1398 HANDLE_OPCODE(OP_CONST_16 /*vAA, #+BBBB*/) 1399 vdst = INST_AA(inst); 1400 vsrc1 = FETCH(1); 1401 ILOGV("|const/16 v%d,#0x%04x", vdst, (s2)vsrc1); 1402 SET_REGISTER(vdst, (s2) vsrc1); 1403 FINISH(2); 1404 OP_END 1405 1406 /* File: c/OP_CONST.c */ 1407 HANDLE_OPCODE(OP_CONST /*vAA, #+BBBBBBBB*/) 1408 { 1409 u4 tmp; 1410 1411 vdst = INST_AA(inst); 1412 tmp = FETCH(1); 1413 tmp |= (u4)FETCH(2) << 16; 1414 ILOGV("|const v%d,#0x%08x", vdst, tmp); 1415 SET_REGISTER(vdst, tmp); 1416 } 1417 FINISH(3); 1418 OP_END 1419 1420 /* File: c/OP_CONST_HIGH16.c */ 1421 HANDLE_OPCODE(OP_CONST_HIGH16 /*vAA, #+BBBB0000*/) 1422 vdst = INST_AA(inst); 1423 vsrc1 = FETCH(1); 1424 ILOGV("|const/high16 v%d,#0x%04x0000", vdst, vsrc1); 1425 SET_REGISTER(vdst, vsrc1 << 16); 1426 FINISH(2); 1427 OP_END 1428 1429 /* File: c/OP_CONST_WIDE_16.c */ 1430 HANDLE_OPCODE(OP_CONST_WIDE_16 /*vAA, #+BBBB*/) 1431 vdst = INST_AA(inst); 1432 vsrc1 = FETCH(1); 1433 ILOGV("|const-wide/16 v%d,#0x%04x", vdst, (s2)vsrc1); 1434 SET_REGISTER_WIDE(vdst, (s2)vsrc1); 1435 FINISH(2); 1436 OP_END 1437 1438 /* File: c/OP_CONST_WIDE_32.c */ 1439 HANDLE_OPCODE(OP_CONST_WIDE_32 /*vAA, #+BBBBBBBB*/) 1440 { 1441 u4 tmp; 1442 1443 vdst = INST_AA(inst); 1444 tmp = FETCH(1); 1445 tmp |= (u4)FETCH(2) << 16; 1446 ILOGV("|const-wide/32 v%d,#0x%08x", vdst, tmp); 1447 SET_REGISTER_WIDE(vdst, (s4) tmp); 1448 } 1449 FINISH(3); 1450 OP_END 1451 1452 /* File: c/OP_CONST_WIDE.c */ 1453 HANDLE_OPCODE(OP_CONST_WIDE /*vAA, #+BBBBBBBBBBBBBBBB*/) 1454 { 1455 u8 tmp; 1456 1457 vdst = INST_AA(inst); 1458 tmp = FETCH(1); 1459 tmp |= (u8)FETCH(2) << 16; 1460 tmp |= (u8)FETCH(3) << 32; 1461 tmp |= (u8)FETCH(4) << 48; 1462 ILOGV("|const-wide v%d,#0x%08llx", vdst, tmp); 1463 SET_REGISTER_WIDE(vdst, tmp); 1464 } 1465 FINISH(5); 1466 OP_END 1467 1468 /* File: c/OP_CONST_WIDE_HIGH16.c */ 1469 HANDLE_OPCODE(OP_CONST_WIDE_HIGH16 /*vAA, #+BBBB000000000000*/) 1470 vdst = INST_AA(inst); 1471 vsrc1 = FETCH(1); 1472 ILOGV("|const-wide/high16 v%d,#0x%04x000000000000", vdst, vsrc1); 1473 SET_REGISTER_WIDE(vdst, ((u8) vsrc1) << 48); 1474 FINISH(2); 1475 OP_END 1476 1477 /* File: c/OP_CONST_STRING.c */ 1478 HANDLE_OPCODE(OP_CONST_STRING /*vAA, string@BBBB*/) 1479 { 1480 StringObject* strObj; 1481 1482 vdst = INST_AA(inst); 1483 ref = FETCH(1); 1484 ILOGV("|const-string v%d string@0x%04x", vdst, ref); 1485 strObj = dvmDexGetResolvedString(methodClassDex, ref); 1486 if (strObj == NULL) { 1487 EXPORT_PC(); 1488 strObj = dvmResolveString(curMethod->clazz, ref); 1489 if (strObj == NULL) 1490 GOTO_exceptionThrown(); 1491 } 1492 SET_REGISTER(vdst, (u4) strObj); 1493 } 1494 FINISH(2); 1495 OP_END 1496 1497 /* File: c/OP_CONST_STRING_JUMBO.c */ 1498 HANDLE_OPCODE(OP_CONST_STRING_JUMBO /*vAA, string@BBBBBBBB*/) 1499 { 1500 StringObject* strObj; 1501 u4 tmp; 1502 1503 vdst = INST_AA(inst); 1504 tmp = FETCH(1); 1505 tmp |= (u4)FETCH(2) << 16; 1506 ILOGV("|const-string/jumbo v%d string@0x%08x", vdst, tmp); 1507 strObj = dvmDexGetResolvedString(methodClassDex, tmp); 1508 if (strObj == NULL) { 1509 EXPORT_PC(); 1510 strObj = dvmResolveString(curMethod->clazz, tmp); 1511 if (strObj == NULL) 1512 GOTO_exceptionThrown(); 1513 } 1514 SET_REGISTER(vdst, (u4) strObj); 1515 } 1516 FINISH(3); 1517 OP_END 1518 1519 /* File: c/OP_CONST_CLASS.c */ 1520 HANDLE_OPCODE(OP_CONST_CLASS /*vAA, class@BBBB*/) 1521 { 1522 ClassObject* clazz; 1523 1524 vdst = INST_AA(inst); 1525 ref = FETCH(1); 1526 ILOGV("|const-class v%d class@0x%04x", vdst, ref); 1527 clazz = dvmDexGetResolvedClass(methodClassDex, ref); 1528 if (clazz == NULL) { 1529 EXPORT_PC(); 1530 clazz = dvmResolveClass(curMethod->clazz, ref, true); 1531 if (clazz == NULL) 1532 GOTO_exceptionThrown(); 1533 } 1534 SET_REGISTER(vdst, (u4) clazz); 1535 } 1536 FINISH(2); 1537 OP_END 1538 1539 /* File: c/OP_MONITOR_ENTER.c */ 1540 HANDLE_OPCODE(OP_MONITOR_ENTER /*vAA*/) 1541 { 1542 Object* obj; 1543 1544 vsrc1 = INST_AA(inst); 1545 ILOGV("|monitor-enter v%d %s(0x%08x)", 1546 vsrc1, kSpacing+6, GET_REGISTER(vsrc1)); 1547 obj = (Object*)GET_REGISTER(vsrc1); 1548 if (!checkForNullExportPC(obj, fp, pc)) 1549 GOTO_exceptionThrown(); 1550 ILOGV("+ locking %p %s\n", obj, obj->clazz->descriptor); 1551 EXPORT_PC(); /* need for precise GC, also WITH_MONITOR_TRACKING */ 1552 dvmLockObject(self, obj); 1553 #ifdef WITH_DEADLOCK_PREDICTION 1554 if (dvmCheckException(self)) 1555 GOTO_exceptionThrown(); 1556 #endif 1557 } 1558 FINISH(1); 1559 OP_END 1560 1561 /* File: c/OP_MONITOR_EXIT.c */ 1562 HANDLE_OPCODE(OP_MONITOR_EXIT /*vAA*/) 1563 { 1564 Object* obj; 1565 1566 EXPORT_PC(); 1567 1568 vsrc1 = INST_AA(inst); 1569 ILOGV("|monitor-exit v%d %s(0x%08x)", 1570 vsrc1, kSpacing+5, GET_REGISTER(vsrc1)); 1571 obj = (Object*)GET_REGISTER(vsrc1); 1572 if (!checkForNull(obj)) { 1573 /* 1574 * The exception needs to be processed at the *following* 1575 * instruction, not the current instruction (see the Dalvik 1576 * spec). Because we're jumping to an exception handler, 1577 * we're not actually at risk of skipping an instruction 1578 * by doing so. 1579 */ 1580 ADJUST_PC(1); /* monitor-exit width is 1 */ 1581 GOTO_exceptionThrown(); 1582 } 1583 ILOGV("+ unlocking %p %s\n", obj, obj->clazz->descriptor); 1584 if (!dvmUnlockObject(self, obj)) { 1585 assert(dvmCheckException(self)); 1586 ADJUST_PC(1); 1587 GOTO_exceptionThrown(); 1588 } 1589 } 1590 FINISH(1); 1591 OP_END 1592 1593 /* File: c/OP_CHECK_CAST.c */ 1594 HANDLE_OPCODE(OP_CHECK_CAST /*vAA, class@BBBB*/) 1595 { 1596 ClassObject* clazz; 1597 Object* obj; 1598 1599 EXPORT_PC(); 1600 1601 vsrc1 = INST_AA(inst); 1602 ref = FETCH(1); /* class to check against */ 1603 ILOGV("|check-cast v%d,class@0x%04x", vsrc1, ref); 1604 1605 obj = (Object*)GET_REGISTER(vsrc1); 1606 if (obj != NULL) { 1607 #if defined(WITH_EXTRA_OBJECT_VALIDATION) 1608 if (!checkForNull(obj)) 1609 GOTO_exceptionThrown(); 1610 #endif 1611 clazz = dvmDexGetResolvedClass(methodClassDex, ref); 1612 if (clazz == NULL) { 1613 clazz = dvmResolveClass(curMethod->clazz, ref, false); 1614 if (clazz == NULL) 1615 GOTO_exceptionThrown(); 1616 } 1617 if (!dvmInstanceof(obj->clazz, clazz)) { 1618 dvmThrowExceptionWithClassMessage( 1619 "Ljava/lang/ClassCastException;", obj->clazz->descriptor); 1620 GOTO_exceptionThrown(); 1621 } 1622 } 1623 } 1624 FINISH(2); 1625 OP_END 1626 1627 /* File: c/OP_INSTANCE_OF.c */ 1628 HANDLE_OPCODE(OP_INSTANCE_OF /*vA, vB, class@CCCC*/) 1629 { 1630 ClassObject* clazz; 1631 Object* obj; 1632 1633 vdst = INST_A(inst); 1634 vsrc1 = INST_B(inst); /* object to check */ 1635 ref = FETCH(1); /* class to check against */ 1636 ILOGV("|instance-of v%d,v%d,class@0x%04x", vdst, vsrc1, ref); 1637 1638 obj = (Object*)GET_REGISTER(vsrc1); 1639 if (obj == NULL) { 1640 SET_REGISTER(vdst, 0); 1641 } else { 1642 #if defined(WITH_EXTRA_OBJECT_VALIDATION) 1643 if (!checkForNullExportPC(obj, fp, pc)) 1644 GOTO_exceptionThrown(); 1645 #endif 1646 clazz = dvmDexGetResolvedClass(methodClassDex, ref); 1647 if (clazz == NULL) { 1648 EXPORT_PC(); 1649 clazz = dvmResolveClass(curMethod->clazz, ref, true); 1650 if (clazz == NULL) 1651 GOTO_exceptionThrown(); 1652 } 1653 SET_REGISTER(vdst, dvmInstanceof(obj->clazz, clazz)); 1654 } 1655 } 1656 FINISH(2); 1657 OP_END 1658 1659 /* File: c/OP_ARRAY_LENGTH.c */ 1660 HANDLE_OPCODE(OP_ARRAY_LENGTH /*vA, vB*/) 1661 { 1662 ArrayObject* arrayObj; 1663 1664 vdst = INST_A(inst); 1665 vsrc1 = INST_B(inst); 1666 arrayObj = (ArrayObject*) GET_REGISTER(vsrc1); 1667 ILOGV("|array-length v%d,v%d (%p)", vdst, vsrc1, arrayObj); 1668 if (!checkForNullExportPC((Object*) arrayObj, fp, pc)) 1669 GOTO_exceptionThrown(); 1670 /* verifier guarantees this is an array reference */ 1671 SET_REGISTER(vdst, arrayObj->length); 1672 } 1673 FINISH(1); 1674 OP_END 1675 1676 /* File: c/OP_NEW_INSTANCE.c */ 1677 HANDLE_OPCODE(OP_NEW_INSTANCE /*vAA, class@BBBB*/) 1678 { 1679 ClassObject* clazz; 1680 Object* newObj; 1681 1682 EXPORT_PC(); 1683 1684 vdst = INST_AA(inst); 1685 ref = FETCH(1); 1686 ILOGV("|new-instance v%d,class@0x%04x", vdst, ref); 1687 clazz = dvmDexGetResolvedClass(methodClassDex, ref); 1688 if (clazz == NULL) { 1689 clazz = dvmResolveClass(curMethod->clazz, ref, false); 1690 if (clazz == NULL) 1691 GOTO_exceptionThrown(); 1692 } 1693 1694 if (!dvmIsClassInitialized(clazz) && !dvmInitClass(clazz)) 1695 GOTO_exceptionThrown(); 1696 1697 /* 1698 * The JIT needs dvmDexGetResolvedClass() to return non-null. 1699 * Since we use the portable interpreter to build the trace, this extra 1700 * check is not needed for mterp. 1701 */ 1702 if (!dvmDexGetResolvedClass(methodClassDex, ref)) { 1703 /* Class initialization is still ongoing - abandon the trace */ 1704 ABORT_JIT_TSELECT(); 1705 } 1706 1707 /* 1708 * Verifier now tests for interface/abstract class. 1709 */ 1710 //if (dvmIsInterfaceClass(clazz) || dvmIsAbstractClass(clazz)) { 1711 // dvmThrowExceptionWithClassMessage("Ljava/lang/InstantiationError;", 1712 // clazz->descriptor); 1713 // GOTO_exceptionThrown(); 1714 //} 1715 newObj = dvmAllocObject(clazz, ALLOC_DONT_TRACK); 1716 if (newObj == NULL) 1717 GOTO_exceptionThrown(); 1718 SET_REGISTER(vdst, (u4) newObj); 1719 } 1720 FINISH(2); 1721 OP_END 1722 1723 /* File: c/OP_NEW_ARRAY.c */ 1724 HANDLE_OPCODE(OP_NEW_ARRAY /*vA, vB, class@CCCC*/) 1725 { 1726 ClassObject* arrayClass; 1727 ArrayObject* newArray; 1728 s4 length; 1729 1730 EXPORT_PC(); 1731 1732 vdst = INST_A(inst); 1733 vsrc1 = INST_B(inst); /* length reg */ 1734 ref = FETCH(1); 1735 ILOGV("|new-array v%d,v%d,class@0x%04x (%d elements)", 1736 vdst, vsrc1, ref, (s4) GET_REGISTER(vsrc1)); 1737 length = (s4) GET_REGISTER(vsrc1); 1738 if (length < 0) { 1739 dvmThrowException("Ljava/lang/NegativeArraySizeException;", NULL); 1740 GOTO_exceptionThrown(); 1741 } 1742 arrayClass = dvmDexGetResolvedClass(methodClassDex, ref); 1743 if (arrayClass == NULL) { 1744 arrayClass = dvmResolveClass(curMethod->clazz, ref, false); 1745 if (arrayClass == NULL) 1746 GOTO_exceptionThrown(); 1747 } 1748 /* verifier guarantees this is an array class */ 1749 assert(dvmIsArrayClass(arrayClass)); 1750 assert(dvmIsClassInitialized(arrayClass)); 1751 1752 newArray = dvmAllocArrayByClass(arrayClass, length, ALLOC_DONT_TRACK); 1753 if (newArray == NULL) 1754 GOTO_exceptionThrown(); 1755 SET_REGISTER(vdst, (u4) newArray); 1756 } 1757 FINISH(2); 1758 OP_END 1759 1760 /* File: c/OP_FILLED_NEW_ARRAY.c */ 1761 HANDLE_OPCODE(OP_FILLED_NEW_ARRAY /*vB, {vD, vE, vF, vG, vA}, class@CCCC*/) 1762 GOTO_invoke(filledNewArray, false); 1763 OP_END 1764 1765 /* File: c/OP_FILLED_NEW_ARRAY_RANGE.c */ 1766 HANDLE_OPCODE(OP_FILLED_NEW_ARRAY_RANGE /*{vCCCC..v(CCCC+AA-1)}, class@BBBB*/) 1767 GOTO_invoke(filledNewArray, true); 1768 OP_END 1769 1770 /* File: c/OP_FILL_ARRAY_DATA.c */ 1771 HANDLE_OPCODE(OP_FILL_ARRAY_DATA) /*vAA, +BBBBBBBB*/ 1772 { 1773 const u2* arrayData; 1774 s4 offset; 1775 ArrayObject* arrayObj; 1776 1777 EXPORT_PC(); 1778 vsrc1 = INST_AA(inst); 1779 offset = FETCH(1) | (((s4) FETCH(2)) << 16); 1780 ILOGV("|fill-array-data v%d +0x%04x", vsrc1, offset); 1781 arrayData = pc + offset; // offset in 16-bit units 1782 #ifndef NDEBUG 1783 if (arrayData < curMethod->insns || 1784 arrayData >= curMethod->insns + dvmGetMethodInsnsSize(curMethod)) 1785 { 1786 /* should have been caught in verifier */ 1787 dvmThrowException("Ljava/lang/InternalError;", 1788 "bad fill array data"); 1789 GOTO_exceptionThrown(); 1790 } 1791 #endif 1792 arrayObj = (ArrayObject*) GET_REGISTER(vsrc1); 1793 if (!dvmInterpHandleFillArrayData(arrayObj, arrayData)) { 1794 GOTO_exceptionThrown(); 1795 } 1796 FINISH(3); 1797 } 1798 OP_END 1799 1800 /* File: c/OP_THROW.c */ 1801 HANDLE_OPCODE(OP_THROW /*vAA*/) 1802 { 1803 Object* obj; 1804 1805 /* 1806 * We don't create an exception here, but the process of searching 1807 * for a catch block can do class lookups and throw exceptions. 1808 * We need to update the saved PC. 1809 */ 1810 EXPORT_PC(); 1811 1812 vsrc1 = INST_AA(inst); 1813 ILOGV("|throw v%d (%p)", vsrc1, (void*)GET_REGISTER(vsrc1)); 1814 obj = (Object*) GET_REGISTER(vsrc1); 1815 if (!checkForNull(obj)) { 1816 /* will throw a null pointer exception */ 1817 LOGVV("Bad exception\n"); 1818 } else { 1819 /* use the requested exception */ 1820 dvmSetException(self, obj); 1821 } 1822 GOTO_exceptionThrown(); 1823 } 1824 OP_END 1825 1826 /* File: c/OP_GOTO.c */ 1827 HANDLE_OPCODE(OP_GOTO /*+AA*/) 1828 vdst = INST_AA(inst); 1829 if ((s1)vdst < 0) 1830 ILOGV("|goto -0x%02x", -((s1)vdst)); 1831 else 1832 ILOGV("|goto +0x%02x", ((s1)vdst)); 1833 ILOGV("> branch taken"); 1834 if ((s1)vdst < 0) 1835 PERIODIC_CHECKS(kInterpEntryInstr, (s1)vdst); 1836 FINISH((s1)vdst); 1837 OP_END 1838 1839 /* File: c/OP_GOTO_16.c */ 1840 HANDLE_OPCODE(OP_GOTO_16 /*+AAAA*/) 1841 { 1842 s4 offset = (s2) FETCH(1); /* sign-extend next code unit */ 1843 1844 if (offset < 0) 1845 ILOGV("|goto/16 -0x%04x", -offset); 1846 else 1847 ILOGV("|goto/16 +0x%04x", offset); 1848 ILOGV("> branch taken"); 1849 if (offset < 0) 1850 PERIODIC_CHECKS(kInterpEntryInstr, offset); 1851 FINISH(offset); 1852 } 1853 OP_END 1854 1855 /* File: c/OP_GOTO_32.c */ 1856 HANDLE_OPCODE(OP_GOTO_32 /*+AAAAAAAA*/) 1857 { 1858 s4 offset = FETCH(1); /* low-order 16 bits */ 1859 offset |= ((s4) FETCH(2)) << 16; /* high-order 16 bits */ 1860 1861 if (offset < 0) 1862 ILOGV("|goto/32 -0x%08x", -offset); 1863 else 1864 ILOGV("|goto/32 +0x%08x", offset); 1865 ILOGV("> branch taken"); 1866 if (offset <= 0) /* allowed to branch to self */ 1867 PERIODIC_CHECKS(kInterpEntryInstr, offset); 1868 FINISH(offset); 1869 } 1870 OP_END 1871 1872 /* File: c/OP_PACKED_SWITCH.c */ 1873 HANDLE_OPCODE(OP_PACKED_SWITCH /*vAA, +BBBB*/) 1874 { 1875 const u2* switchData; 1876 u4 testVal; 1877 s4 offset; 1878 1879 vsrc1 = INST_AA(inst); 1880 offset = FETCH(1) | (((s4) FETCH(2)) << 16); 1881 ILOGV("|packed-switch v%d +0x%04x", vsrc1, vsrc2); 1882 switchData = pc + offset; // offset in 16-bit units 1883 #ifndef NDEBUG 1884 if (switchData < curMethod->insns || 1885 switchData >= curMethod->insns + dvmGetMethodInsnsSize(curMethod)) 1886 { 1887 /* should have been caught in verifier */ 1888 EXPORT_PC(); 1889 dvmThrowException("Ljava/lang/InternalError;", "bad packed switch"); 1890 GOTO_exceptionThrown(); 1891 } 1892 #endif 1893 testVal = GET_REGISTER(vsrc1); 1894 1895 offset = dvmInterpHandlePackedSwitch(switchData, testVal); 1896 ILOGV("> branch taken (0x%04x)\n", offset); 1897 if (offset <= 0) /* uncommon */ 1898 PERIODIC_CHECKS(kInterpEntryInstr, offset); 1899 FINISH(offset); 1900 } 1901 OP_END 1902 1903 /* File: c/OP_SPARSE_SWITCH.c */ 1904 HANDLE_OPCODE(OP_SPARSE_SWITCH /*vAA, +BBBB*/) 1905 { 1906 const u2* switchData; 1907 u4 testVal; 1908 s4 offset; 1909 1910 vsrc1 = INST_AA(inst); 1911 offset = FETCH(1) | (((s4) FETCH(2)) << 16); 1912 ILOGV("|sparse-switch v%d +0x%04x", vsrc1, vsrc2); 1913 switchData = pc + offset; // offset in 16-bit units 1914 #ifndef NDEBUG 1915 if (switchData < curMethod->insns || 1916 switchData >= curMethod->insns + dvmGetMethodInsnsSize(curMethod)) 1917 { 1918 /* should have been caught in verifier */ 1919 EXPORT_PC(); 1920 dvmThrowException("Ljava/lang/InternalError;", "bad sparse switch"); 1921 GOTO_exceptionThrown(); 1922 } 1923 #endif 1924 testVal = GET_REGISTER(vsrc1); 1925 1926 offset = dvmInterpHandleSparseSwitch(switchData, testVal); 1927 ILOGV("> branch taken (0x%04x)\n", offset); 1928 if (offset <= 0) /* uncommon */ 1929 PERIODIC_CHECKS(kInterpEntryInstr, offset); 1930 FINISH(offset); 1931 } 1932 OP_END 1933 1934 /* File: c/OP_CMPL_FLOAT.c */ 1935 HANDLE_OP_CMPX(OP_CMPL_FLOAT, "l-float", float, _FLOAT, -1) 1936 OP_END 1937 1938 /* File: c/OP_CMPG_FLOAT.c */ 1939 HANDLE_OP_CMPX(OP_CMPG_FLOAT, "g-float", float, _FLOAT, 1) 1940 OP_END 1941 1942 /* File: c/OP_CMPL_DOUBLE.c */ 1943 HANDLE_OP_CMPX(OP_CMPL_DOUBLE, "l-double", double, _DOUBLE, -1) 1944 OP_END 1945 1946 /* File: c/OP_CMPG_DOUBLE.c */ 1947 HANDLE_OP_CMPX(OP_CMPG_DOUBLE, "g-double", double, _DOUBLE, 1) 1948 OP_END 1949 1950 /* File: c/OP_CMP_LONG.c */ 1951 HANDLE_OP_CMPX(OP_CMP_LONG, "-long", s8, _WIDE, 0) 1952 OP_END 1953 1954 /* File: c/OP_IF_EQ.c */ 1955 HANDLE_OP_IF_XX(OP_IF_EQ, "eq", ==) 1956 OP_END 1957 1958 /* File: c/OP_IF_NE.c */ 1959 HANDLE_OP_IF_XX(OP_IF_NE, "ne", !=) 1960 OP_END 1961 1962 /* File: c/OP_IF_LT.c */ 1963 HANDLE_OP_IF_XX(OP_IF_LT, "lt", <) 1964 OP_END 1965 1966 /* File: c/OP_IF_GE.c */ 1967 HANDLE_OP_IF_XX(OP_IF_GE, "ge", >=) 1968 OP_END 1969 1970 /* File: c/OP_IF_GT.c */ 1971 HANDLE_OP_IF_XX(OP_IF_GT, "gt", >) 1972 OP_END 1973 1974 /* File: c/OP_IF_LE.c */ 1975 HANDLE_OP_IF_XX(OP_IF_LE, "le", <=) 1976 OP_END 1977 1978 /* File: c/OP_IF_EQZ.c */ 1979 HANDLE_OP_IF_XXZ(OP_IF_EQZ, "eqz", ==) 1980 OP_END 1981 1982 /* File: c/OP_IF_NEZ.c */ 1983 HANDLE_OP_IF_XXZ(OP_IF_NEZ, "nez", !=) 1984 OP_END 1985 1986 /* File: c/OP_IF_LTZ.c */ 1987 HANDLE_OP_IF_XXZ(OP_IF_LTZ, "ltz", <) 1988 OP_END 1989 1990 /* File: c/OP_IF_GEZ.c */ 1991 HANDLE_OP_IF_XXZ(OP_IF_GEZ, "gez", >=) 1992 OP_END 1993 1994 /* File: c/OP_IF_GTZ.c */ 1995 HANDLE_OP_IF_XXZ(OP_IF_GTZ, "gtz", >) 1996 OP_END 1997 1998 /* File: c/OP_IF_LEZ.c */ 1999 HANDLE_OP_IF_XXZ(OP_IF_LEZ, "lez", <=) 2000 OP_END 2001 2002 /* File: c/OP_UNUSED_3E.c */ 2003 HANDLE_OPCODE(OP_UNUSED_3E) 2004 OP_END 2005 2006 /* File: c/OP_UNUSED_3F.c */ 2007 HANDLE_OPCODE(OP_UNUSED_3F) 2008 OP_END 2009 2010 /* File: c/OP_UNUSED_40.c */ 2011 HANDLE_OPCODE(OP_UNUSED_40) 2012 OP_END 2013 2014 /* File: c/OP_UNUSED_41.c */ 2015 HANDLE_OPCODE(OP_UNUSED_41) 2016 OP_END 2017 2018 /* File: c/OP_UNUSED_42.c */ 2019 HANDLE_OPCODE(OP_UNUSED_42) 2020 OP_END 2021 2022 /* File: c/OP_UNUSED_43.c */ 2023 HANDLE_OPCODE(OP_UNUSED_43) 2024 OP_END 2025 2026 /* File: c/OP_AGET.c */ 2027 HANDLE_OP_AGET(OP_AGET, "", u4, ) 2028 OP_END 2029 2030 /* File: c/OP_AGET_WIDE.c */ 2031 HANDLE_OP_AGET(OP_AGET_WIDE, "-wide", s8, _WIDE) 2032 OP_END 2033 2034 /* File: c/OP_AGET_OBJECT.c */ 2035 HANDLE_OP_AGET(OP_AGET_OBJECT, "-object", u4, ) 2036 OP_END 2037 2038 /* File: c/OP_AGET_BOOLEAN.c */ 2039 HANDLE_OP_AGET(OP_AGET_BOOLEAN, "-boolean", u1, ) 2040 OP_END 2041 2042 /* File: c/OP_AGET_BYTE.c */ 2043 HANDLE_OP_AGET(OP_AGET_BYTE, "-byte", s1, ) 2044 OP_END 2045 2046 /* File: c/OP_AGET_CHAR.c */ 2047 HANDLE_OP_AGET(OP_AGET_CHAR, "-char", u2, ) 2048 OP_END 2049 2050 /* File: c/OP_AGET_SHORT.c */ 2051 HANDLE_OP_AGET(OP_AGET_SHORT, "-short", s2, ) 2052 OP_END 2053 2054 /* File: c/OP_APUT.c */ 2055 HANDLE_OP_APUT(OP_APUT, "", u4, ) 2056 OP_END 2057 2058 /* File: c/OP_APUT_WIDE.c */ 2059 HANDLE_OP_APUT(OP_APUT_WIDE, "-wide", s8, _WIDE) 2060 OP_END 2061 2062 /* File: c/OP_APUT_OBJECT.c */ 2063 HANDLE_OPCODE(OP_APUT_OBJECT /*vAA, vBB, vCC*/) 2064 { 2065 ArrayObject* arrayObj; 2066 Object* obj; 2067 u2 arrayInfo; 2068 EXPORT_PC(); 2069 vdst = INST_AA(inst); /* AA: source value */ 2070 arrayInfo = FETCH(1); 2071 vsrc1 = arrayInfo & 0xff; /* BB: array ptr */ 2072 vsrc2 = arrayInfo >> 8; /* CC: index */ 2073 ILOGV("|aput%s v%d,v%d,v%d", "-object", vdst, vsrc1, vsrc2); 2074 arrayObj = (ArrayObject*) GET_REGISTER(vsrc1); 2075 if (!checkForNull((Object*) arrayObj)) 2076 GOTO_exceptionThrown(); 2077 if (GET_REGISTER(vsrc2) >= arrayObj->length) { 2078 dvmThrowException("Ljava/lang/ArrayIndexOutOfBoundsException;", 2079 NULL); 2080 GOTO_exceptionThrown(); 2081 } 2082 obj = (Object*) GET_REGISTER(vdst); 2083 if (obj != NULL) { 2084 if (!checkForNull(obj)) 2085 GOTO_exceptionThrown(); 2086 if (!dvmCanPutArrayElement(obj->clazz, arrayObj->obj.clazz)) { 2087 LOGV("Can't put a '%s'(%p) into array type='%s'(%p)\n", 2088 obj->clazz->descriptor, obj, 2089 arrayObj->obj.clazz->descriptor, arrayObj); 2090 //dvmDumpClass(obj->clazz); 2091 //dvmDumpClass(arrayObj->obj.clazz); 2092 dvmThrowException("Ljava/lang/ArrayStoreException;", NULL); 2093 GOTO_exceptionThrown(); 2094 } 2095 } 2096 ILOGV("+ APUT[%d]=0x%08x", GET_REGISTER(vsrc2), GET_REGISTER(vdst)); 2097 dvmSetObjectArrayElement(arrayObj, 2098 GET_REGISTER(vsrc2), 2099 (Object *)GET_REGISTER(vdst)); 2100 } 2101 FINISH(2); 2102 OP_END 2103 2104 /* File: c/OP_APUT_BOOLEAN.c */ 2105 HANDLE_OP_APUT(OP_APUT_BOOLEAN, "-boolean", u1, ) 2106 OP_END 2107 2108 /* File: c/OP_APUT_BYTE.c */ 2109 HANDLE_OP_APUT(OP_APUT_BYTE, "-byte", s1, ) 2110 OP_END 2111 2112 /* File: c/OP_APUT_CHAR.c */ 2113 HANDLE_OP_APUT(OP_APUT_CHAR, "-char", u2, ) 2114 OP_END 2115 2116 /* File: c/OP_APUT_SHORT.c */ 2117 HANDLE_OP_APUT(OP_APUT_SHORT, "-short", s2, ) 2118 OP_END 2119 2120 /* File: c/OP_IGET.c */ 2121 HANDLE_IGET_X(OP_IGET, "", Int, ) 2122 OP_END 2123 2124 /* File: c/OP_IGET_WIDE.c */ 2125 HANDLE_IGET_X(OP_IGET_WIDE, "-wide", Long, _WIDE) 2126 OP_END 2127 2128 /* File: c/OP_IGET_OBJECT.c */ 2129 HANDLE_IGET_X(OP_IGET_OBJECT, "-object", Object, _AS_OBJECT) 2130 OP_END 2131 2132 /* File: c/OP_IGET_BOOLEAN.c */ 2133 HANDLE_IGET_X(OP_IGET_BOOLEAN, "", Int, ) 2134 OP_END 2135 2136 /* File: c/OP_IGET_BYTE.c */ 2137 HANDLE_IGET_X(OP_IGET_BYTE, "", Int, ) 2138 OP_END 2139 2140 /* File: c/OP_IGET_CHAR.c */ 2141 HANDLE_IGET_X(OP_IGET_CHAR, "", Int, ) 2142 OP_END 2143 2144 /* File: c/OP_IGET_SHORT.c */ 2145 HANDLE_IGET_X(OP_IGET_SHORT, "", Int, ) 2146 OP_END 2147 2148 /* File: c/OP_IPUT.c */ 2149 HANDLE_IPUT_X(OP_IPUT, "", Int, ) 2150 OP_END 2151 2152 /* File: c/OP_IPUT_WIDE.c */ 2153 HANDLE_IPUT_X(OP_IPUT_WIDE, "-wide", Long, _WIDE) 2154 OP_END 2155 2156 /* File: c/OP_IPUT_OBJECT.c */ 2157 /* 2158 * The VM spec says we should verify that the reference being stored into 2159 * the field is assignment compatible. In practice, many popular VMs don't 2160 * do this because it slows down a very common operation. It's not so bad 2161 * for us, since "dexopt" quickens it whenever possible, but it's still an 2162 * issue. 2163 * 2164 * To make this spec-complaint, we'd need to add a ClassObject pointer to 2165 * the Field struct, resolve the field's type descriptor at link or class 2166 * init time, and then verify the type here. 2167 */ 2168 HANDLE_IPUT_X(OP_IPUT_OBJECT, "-object", Object, _AS_OBJECT) 2169 OP_END 2170 2171 /* File: c/OP_IPUT_BOOLEAN.c */ 2172 HANDLE_IPUT_X(OP_IPUT_BOOLEAN, "", Int, ) 2173 OP_END 2174 2175 /* File: c/OP_IPUT_BYTE.c */ 2176 HANDLE_IPUT_X(OP_IPUT_BYTE, "", Int, ) 2177 OP_END 2178 2179 /* File: c/OP_IPUT_CHAR.c */ 2180 HANDLE_IPUT_X(OP_IPUT_CHAR, "", Int, ) 2181 OP_END 2182 2183 /* File: c/OP_IPUT_SHORT.c */ 2184 HANDLE_IPUT_X(OP_IPUT_SHORT, "", Int, ) 2185 OP_END 2186 2187 /* File: c/OP_SGET.c */ 2188 HANDLE_SGET_X(OP_SGET, "", Int, ) 2189 OP_END 2190 2191 /* File: c/OP_SGET_WIDE.c */ 2192 HANDLE_SGET_X(OP_SGET_WIDE, "-wide", Long, _WIDE) 2193 OP_END 2194 2195 /* File: c/OP_SGET_OBJECT.c */ 2196 HANDLE_SGET_X(OP_SGET_OBJECT, "-object", Object, _AS_OBJECT) 2197 OP_END 2198 2199 /* File: c/OP_SGET_BOOLEAN.c */ 2200 HANDLE_SGET_X(OP_SGET_BOOLEAN, "", Int, ) 2201 OP_END 2202 2203 /* File: c/OP_SGET_BYTE.c */ 2204 HANDLE_SGET_X(OP_SGET_BYTE, "", Int, ) 2205 OP_END 2206 2207 /* File: c/OP_SGET_CHAR.c */ 2208 HANDLE_SGET_X(OP_SGET_CHAR, "", Int, ) 2209 OP_END 2210 2211 /* File: c/OP_SGET_SHORT.c */ 2212 HANDLE_SGET_X(OP_SGET_SHORT, "", Int, ) 2213 OP_END 2214 2215 /* File: c/OP_SPUT.c */ 2216 HANDLE_SPUT_X(OP_SPUT, "", Int, ) 2217 OP_END 2218 2219 /* File: c/OP_SPUT_WIDE.c */ 2220 HANDLE_SPUT_X(OP_SPUT_WIDE, "-wide", Long, _WIDE) 2221 OP_END 2222 2223 /* File: c/OP_SPUT_OBJECT.c */ 2224 HANDLE_SPUT_X(OP_SPUT_OBJECT, "-object", Object, _AS_OBJECT) 2225 OP_END 2226 2227 /* File: c/OP_SPUT_BOOLEAN.c */ 2228 HANDLE_SPUT_X(OP_SPUT_BOOLEAN, "", Int, ) 2229 OP_END 2230 2231 /* File: c/OP_SPUT_BYTE.c */ 2232 HANDLE_SPUT_X(OP_SPUT_BYTE, "", Int, ) 2233 OP_END 2234 2235 /* File: c/OP_SPUT_CHAR.c */ 2236 HANDLE_SPUT_X(OP_SPUT_CHAR, "", Int, ) 2237 OP_END 2238 2239 /* File: c/OP_SPUT_SHORT.c */ 2240 HANDLE_SPUT_X(OP_SPUT_SHORT, "", Int, ) 2241 OP_END 2242 2243 /* File: c/OP_INVOKE_VIRTUAL.c */ 2244 HANDLE_OPCODE(OP_INVOKE_VIRTUAL /*vB, {vD, vE, vF, vG, vA}, meth@CCCC*/) 2245 GOTO_invoke(invokeVirtual, false); 2246 OP_END 2247 2248 /* File: c/OP_INVOKE_SUPER.c */ 2249 HANDLE_OPCODE(OP_INVOKE_SUPER /*vB, {vD, vE, vF, vG, vA}, meth@CCCC*/) 2250 GOTO_invoke(invokeSuper, false); 2251 OP_END 2252 2253 /* File: c/OP_INVOKE_DIRECT.c */ 2254 HANDLE_OPCODE(OP_INVOKE_DIRECT /*vB, {vD, vE, vF, vG, vA}, meth@CCCC*/) 2255 GOTO_invoke(invokeDirect, false); 2256 OP_END 2257 2258 /* File: c/OP_INVOKE_STATIC.c */ 2259 HANDLE_OPCODE(OP_INVOKE_STATIC /*vB, {vD, vE, vF, vG, vA}, meth@CCCC*/) 2260 GOTO_invoke(invokeStatic, false); 2261 OP_END 2262 2263 /* File: c/OP_INVOKE_INTERFACE.c */ 2264 HANDLE_OPCODE(OP_INVOKE_INTERFACE /*vB, {vD, vE, vF, vG, vA}, meth@CCCC*/) 2265 GOTO_invoke(invokeInterface, false); 2266 OP_END 2267 2268 /* File: c/OP_UNUSED_73.c */ 2269 HANDLE_OPCODE(OP_UNUSED_73) 2270 OP_END 2271 2272 /* File: c/OP_INVOKE_VIRTUAL_RANGE.c */ 2273 HANDLE_OPCODE(OP_INVOKE_VIRTUAL_RANGE /*{vCCCC..v(CCCC+AA-1)}, meth@BBBB*/) 2274 GOTO_invoke(invokeVirtual, true); 2275 OP_END 2276 2277 /* File: c/OP_INVOKE_SUPER_RANGE.c */ 2278 HANDLE_OPCODE(OP_INVOKE_SUPER_RANGE /*{vCCCC..v(CCCC+AA-1)}, meth@BBBB*/) 2279 GOTO_invoke(invokeSuper, true); 2280 OP_END 2281 2282 /* File: c/OP_INVOKE_DIRECT_RANGE.c */ 2283 HANDLE_OPCODE(OP_INVOKE_DIRECT_RANGE /*{vCCCC..v(CCCC+AA-1)}, meth@BBBB*/) 2284 GOTO_invoke(invokeDirect, true); 2285 OP_END 2286 2287 /* File: c/OP_INVOKE_STATIC_RANGE.c */ 2288 HANDLE_OPCODE(OP_INVOKE_STATIC_RANGE /*{vCCCC..v(CCCC+AA-1)}, meth@BBBB*/) 2289 GOTO_invoke(invokeStatic, true); 2290 OP_END 2291 2292 /* File: c/OP_INVOKE_INTERFACE_RANGE.c */ 2293 HANDLE_OPCODE(OP_INVOKE_INTERFACE_RANGE /*{vCCCC..v(CCCC+AA-1)}, meth@BBBB*/) 2294 GOTO_invoke(invokeInterface, true); 2295 OP_END 2296 2297 /* File: c/OP_UNUSED_79.c */ 2298 HANDLE_OPCODE(OP_UNUSED_79) 2299 OP_END 2300 2301 /* File: c/OP_UNUSED_7A.c */ 2302 HANDLE_OPCODE(OP_UNUSED_7A) 2303 OP_END 2304 2305 /* File: c/OP_NEG_INT.c */ 2306 HANDLE_UNOP(OP_NEG_INT, "neg-int", -, , ) 2307 OP_END 2308 2309 /* File: c/OP_NOT_INT.c */ 2310 HANDLE_UNOP(OP_NOT_INT, "not-int", , ^ 0xffffffff, ) 2311 OP_END 2312 2313 /* File: c/OP_NEG_LONG.c */ 2314 HANDLE_UNOP(OP_NEG_LONG, "neg-long", -, , _WIDE) 2315 OP_END 2316 2317 /* File: c/OP_NOT_LONG.c */ 2318 HANDLE_UNOP(OP_NOT_LONG, "not-long", , ^ 0xffffffffffffffffULL, _WIDE) 2319 OP_END 2320 2321 /* File: c/OP_NEG_FLOAT.c */ 2322 HANDLE_UNOP(OP_NEG_FLOAT, "neg-float", -, , _FLOAT) 2323 OP_END 2324 2325 /* File: c/OP_NEG_DOUBLE.c */ 2326 HANDLE_UNOP(OP_NEG_DOUBLE, "neg-double", -, , _DOUBLE) 2327 OP_END 2328 2329 /* File: c/OP_INT_TO_LONG.c */ 2330 HANDLE_NUMCONV(OP_INT_TO_LONG, "int-to-long", _INT, _WIDE) 2331 OP_END 2332 2333 /* File: c/OP_INT_TO_FLOAT.c */ 2334 HANDLE_NUMCONV(OP_INT_TO_FLOAT, "int-to-float", _INT, _FLOAT) 2335 OP_END 2336 2337 /* File: c/OP_INT_TO_DOUBLE.c */ 2338 HANDLE_NUMCONV(OP_INT_TO_DOUBLE, "int-to-double", _INT, _DOUBLE) 2339 OP_END 2340 2341 /* File: c/OP_LONG_TO_INT.c */ 2342 HANDLE_NUMCONV(OP_LONG_TO_INT, "long-to-int", _WIDE, _INT) 2343 OP_END 2344 2345 /* File: c/OP_LONG_TO_FLOAT.c */ 2346 HANDLE_NUMCONV(OP_LONG_TO_FLOAT, "long-to-float", _WIDE, _FLOAT) 2347 OP_END 2348 2349 /* File: c/OP_LONG_TO_DOUBLE.c */ 2350 HANDLE_NUMCONV(OP_LONG_TO_DOUBLE, "long-to-double", _WIDE, _DOUBLE) 2351 OP_END 2352 2353 /* File: c/OP_FLOAT_TO_INT.c */ 2354 HANDLE_FLOAT_TO_INT(OP_FLOAT_TO_INT, "float-to-int", 2355 float, _FLOAT, s4, _INT) 2356 OP_END 2357 2358 /* File: c/OP_FLOAT_TO_LONG.c */ 2359 HANDLE_FLOAT_TO_INT(OP_FLOAT_TO_LONG, "float-to-long", 2360 float, _FLOAT, s8, _WIDE) 2361 OP_END 2362 2363 /* File: c/OP_FLOAT_TO_DOUBLE.c */ 2364 HANDLE_NUMCONV(OP_FLOAT_TO_DOUBLE, "float-to-double", _FLOAT, _DOUBLE) 2365 OP_END 2366 2367 /* File: c/OP_DOUBLE_TO_INT.c */ 2368 HANDLE_FLOAT_TO_INT(OP_DOUBLE_TO_INT, "double-to-int", 2369 double, _DOUBLE, s4, _INT) 2370 OP_END 2371 2372 /* File: c/OP_DOUBLE_TO_LONG.c */ 2373 HANDLE_FLOAT_TO_INT(OP_DOUBLE_TO_LONG, "double-to-long", 2374 double, _DOUBLE, s8, _WIDE) 2375 OP_END 2376 2377 /* File: c/OP_DOUBLE_TO_FLOAT.c */ 2378 HANDLE_NUMCONV(OP_DOUBLE_TO_FLOAT, "double-to-float", _DOUBLE, _FLOAT) 2379 OP_END 2380 2381 /* File: c/OP_INT_TO_BYTE.c */ 2382 HANDLE_INT_TO_SMALL(OP_INT_TO_BYTE, "byte", s1) 2383 OP_END 2384 2385 /* File: c/OP_INT_TO_CHAR.c */ 2386 HANDLE_INT_TO_SMALL(OP_INT_TO_CHAR, "char", u2) 2387 OP_END 2388 2389 /* File: c/OP_INT_TO_SHORT.c */ 2390 HANDLE_INT_TO_SMALL(OP_INT_TO_SHORT, "short", s2) /* want sign bit */ 2391 OP_END 2392 2393 /* File: c/OP_ADD_INT.c */ 2394 HANDLE_OP_X_INT(OP_ADD_INT, "add", +, 0) 2395 OP_END 2396 2397 /* File: c/OP_SUB_INT.c */ 2398 HANDLE_OP_X_INT(OP_SUB_INT, "sub", -, 0) 2399 OP_END 2400 2401 /* File: c/OP_MUL_INT.c */ 2402 HANDLE_OP_X_INT(OP_MUL_INT, "mul", *, 0) 2403 OP_END 2404 2405 /* File: c/OP_DIV_INT.c */ 2406 HANDLE_OP_X_INT(OP_DIV_INT, "div", /, 1) 2407 OP_END 2408 2409 /* File: c/OP_REM_INT.c */ 2410 HANDLE_OP_X_INT(OP_REM_INT, "rem", %, 2) 2411 OP_END 2412 2413 /* File: c/OP_AND_INT.c */ 2414 HANDLE_OP_X_INT(OP_AND_INT, "and", &, 0) 2415 OP_END 2416 2417 /* File: c/OP_OR_INT.c */ 2418 HANDLE_OP_X_INT(OP_OR_INT, "or", |, 0) 2419 OP_END 2420 2421 /* File: c/OP_XOR_INT.c */ 2422 HANDLE_OP_X_INT(OP_XOR_INT, "xor", ^, 0) 2423 OP_END 2424 2425 /* File: c/OP_SHL_INT.c */ 2426 HANDLE_OP_SHX_INT(OP_SHL_INT, "shl", (s4), <<) 2427 OP_END 2428 2429 /* File: c/OP_SHR_INT.c */ 2430 HANDLE_OP_SHX_INT(OP_SHR_INT, "shr", (s4), >>) 2431 OP_END 2432 2433 /* File: c/OP_USHR_INT.c */ 2434 HANDLE_OP_SHX_INT(OP_USHR_INT, "ushr", (u4), >>) 2435 OP_END 2436 2437 /* File: c/OP_ADD_LONG.c */ 2438 HANDLE_OP_X_LONG(OP_ADD_LONG, "add", +, 0) 2439 OP_END 2440 2441 /* File: c/OP_SUB_LONG.c */ 2442 HANDLE_OP_X_LONG(OP_SUB_LONG, "sub", -, 0) 2443 OP_END 2444 2445 /* File: c/OP_MUL_LONG.c */ 2446 HANDLE_OP_X_LONG(OP_MUL_LONG, "mul", *, 0) 2447 OP_END 2448 2449 /* File: c/OP_DIV_LONG.c */ 2450 HANDLE_OP_X_LONG(OP_DIV_LONG, "div", /, 1) 2451 OP_END 2452 2453 /* File: c/OP_REM_LONG.c */ 2454 HANDLE_OP_X_LONG(OP_REM_LONG, "rem", %, 2) 2455 OP_END 2456 2457 /* File: c/OP_AND_LONG.c */ 2458 HANDLE_OP_X_LONG(OP_AND_LONG, "and", &, 0) 2459 OP_END 2460 2461 /* File: c/OP_OR_LONG.c */ 2462 HANDLE_OP_X_LONG(OP_OR_LONG, "or", |, 0) 2463 OP_END 2464 2465 /* File: c/OP_XOR_LONG.c */ 2466 HANDLE_OP_X_LONG(OP_XOR_LONG, "xor", ^, 0) 2467 OP_END 2468 2469 /* File: c/OP_SHL_LONG.c */ 2470 HANDLE_OP_SHX_LONG(OP_SHL_LONG, "shl", (s8), <<) 2471 OP_END 2472 2473 /* File: c/OP_SHR_LONG.c */ 2474 HANDLE_OP_SHX_LONG(OP_SHR_LONG, "shr", (s8), >>) 2475 OP_END 2476 2477 /* File: c/OP_USHR_LONG.c */ 2478 HANDLE_OP_SHX_LONG(OP_USHR_LONG, "ushr", (u8), >>) 2479 OP_END 2480 2481 /* File: c/OP_ADD_FLOAT.c */ 2482 HANDLE_OP_X_FLOAT(OP_ADD_FLOAT, "add", +) 2483 OP_END 2484 2485 /* File: c/OP_SUB_FLOAT.c */ 2486 HANDLE_OP_X_FLOAT(OP_SUB_FLOAT, "sub", -) 2487 OP_END 2488 2489 /* File: c/OP_MUL_FLOAT.c */ 2490 HANDLE_OP_X_FLOAT(OP_MUL_FLOAT, "mul", *) 2491 OP_END 2492 2493 /* File: c/OP_DIV_FLOAT.c */ 2494 HANDLE_OP_X_FLOAT(OP_DIV_FLOAT, "div", /) 2495 OP_END 2496 2497 /* File: c/OP_REM_FLOAT.c */ 2498 HANDLE_OPCODE(OP_REM_FLOAT /*vAA, vBB, vCC*/) 2499 { 2500 u2 srcRegs; 2501 vdst = INST_AA(inst); 2502 srcRegs = FETCH(1); 2503 vsrc1 = srcRegs & 0xff; 2504 vsrc2 = srcRegs >> 8; 2505 ILOGV("|%s-float v%d,v%d,v%d", "mod", vdst, vsrc1, vsrc2); 2506 SET_REGISTER_FLOAT(vdst, 2507 fmodf(GET_REGISTER_FLOAT(vsrc1), GET_REGISTER_FLOAT(vsrc2))); 2508 } 2509 FINISH(2); 2510 OP_END 2511 2512 /* File: c/OP_ADD_DOUBLE.c */ 2513 HANDLE_OP_X_DOUBLE(OP_ADD_DOUBLE, "add", +) 2514 OP_END 2515 2516 /* File: c/OP_SUB_DOUBLE.c */ 2517 HANDLE_OP_X_DOUBLE(OP_SUB_DOUBLE, "sub", -) 2518 OP_END 2519 2520 /* File: c/OP_MUL_DOUBLE.c */ 2521 HANDLE_OP_X_DOUBLE(OP_MUL_DOUBLE, "mul", *) 2522 OP_END 2523 2524 /* File: c/OP_DIV_DOUBLE.c */ 2525 HANDLE_OP_X_DOUBLE(OP_DIV_DOUBLE, "div", /) 2526 OP_END 2527 2528 /* File: c/OP_REM_DOUBLE.c */ 2529 HANDLE_OPCODE(OP_REM_DOUBLE /*vAA, vBB, vCC*/) 2530 { 2531 u2 srcRegs; 2532 vdst = INST_AA(inst); 2533 srcRegs = FETCH(1); 2534 vsrc1 = srcRegs & 0xff; 2535 vsrc2 = srcRegs >> 8; 2536 ILOGV("|%s-double v%d,v%d,v%d", "mod", vdst, vsrc1, vsrc2); 2537 SET_REGISTER_DOUBLE(vdst, 2538 fmod(GET_REGISTER_DOUBLE(vsrc1), GET_REGISTER_DOUBLE(vsrc2))); 2539 } 2540 FINISH(2); 2541 OP_END 2542 2543 /* File: c/OP_ADD_INT_2ADDR.c */ 2544 HANDLE_OP_X_INT_2ADDR(OP_ADD_INT_2ADDR, "add", +, 0) 2545 OP_END 2546 2547 /* File: c/OP_SUB_INT_2ADDR.c */ 2548 HANDLE_OP_X_INT_2ADDR(OP_SUB_INT_2ADDR, "sub", -, 0) 2549 OP_END 2550 2551 /* File: c/OP_MUL_INT_2ADDR.c */ 2552 HANDLE_OP_X_INT_2ADDR(OP_MUL_INT_2ADDR, "mul", *, 0) 2553 OP_END 2554 2555 /* File: c/OP_DIV_INT_2ADDR.c */ 2556 HANDLE_OP_X_INT_2ADDR(OP_DIV_INT_2ADDR, "div", /, 1) 2557 OP_END 2558 2559 /* File: c/OP_REM_INT_2ADDR.c */ 2560 HANDLE_OP_X_INT_2ADDR(OP_REM_INT_2ADDR, "rem", %, 2) 2561 OP_END 2562 2563 /* File: c/OP_AND_INT_2ADDR.c */ 2564 HANDLE_OP_X_INT_2ADDR(OP_AND_INT_2ADDR, "and", &, 0) 2565 OP_END 2566 2567 /* File: c/OP_OR_INT_2ADDR.c */ 2568 HANDLE_OP_X_INT_2ADDR(OP_OR_INT_2ADDR, "or", |, 0) 2569 OP_END 2570 2571 /* File: c/OP_XOR_INT_2ADDR.c */ 2572 HANDLE_OP_X_INT_2ADDR(OP_XOR_INT_2ADDR, "xor", ^, 0) 2573 OP_END 2574 2575 /* File: c/OP_SHL_INT_2ADDR.c */ 2576 HANDLE_OP_SHX_INT_2ADDR(OP_SHL_INT_2ADDR, "shl", (s4), <<) 2577 OP_END 2578 2579 /* File: c/OP_SHR_INT_2ADDR.c */ 2580 HANDLE_OP_SHX_INT_2ADDR(OP_SHR_INT_2ADDR, "shr", (s4), >>) 2581 OP_END 2582 2583 /* File: c/OP_USHR_INT_2ADDR.c */ 2584 HANDLE_OP_SHX_INT_2ADDR(OP_USHR_INT_2ADDR, "ushr", (u4), >>) 2585 OP_END 2586 2587 /* File: c/OP_ADD_LONG_2ADDR.c */ 2588 HANDLE_OP_X_LONG_2ADDR(OP_ADD_LONG_2ADDR, "add", +, 0) 2589 OP_END 2590 2591 /* File: c/OP_SUB_LONG_2ADDR.c */ 2592 HANDLE_OP_X_LONG_2ADDR(OP_SUB_LONG_2ADDR, "sub", -, 0) 2593 OP_END 2594 2595 /* File: c/OP_MUL_LONG_2ADDR.c */ 2596 HANDLE_OP_X_LONG_2ADDR(OP_MUL_LONG_2ADDR, "mul", *, 0) 2597 OP_END 2598 2599 /* File: c/OP_DIV_LONG_2ADDR.c */ 2600 HANDLE_OP_X_LONG_2ADDR(OP_DIV_LONG_2ADDR, "div", /, 1) 2601 OP_END 2602 2603 /* File: c/OP_REM_LONG_2ADDR.c */ 2604 HANDLE_OP_X_LONG_2ADDR(OP_REM_LONG_2ADDR, "rem", %, 2) 2605 OP_END 2606 2607 /* File: c/OP_AND_LONG_2ADDR.c */ 2608 HANDLE_OP_X_LONG_2ADDR(OP_AND_LONG_2ADDR, "and", &, 0) 2609 OP_END 2610 2611 /* File: c/OP_OR_LONG_2ADDR.c */ 2612 HANDLE_OP_X_LONG_2ADDR(OP_OR_LONG_2ADDR, "or", |, 0) 2613 OP_END 2614 2615 /* File: c/OP_XOR_LONG_2ADDR.c */ 2616 HANDLE_OP_X_LONG_2ADDR(OP_XOR_LONG_2ADDR, "xor", ^, 0) 2617 OP_END 2618 2619 /* File: c/OP_SHL_LONG_2ADDR.c */ 2620 HANDLE_OP_SHX_LONG_2ADDR(OP_SHL_LONG_2ADDR, "shl", (s8), <<) 2621 OP_END 2622 2623 /* File: c/OP_SHR_LONG_2ADDR.c */ 2624 HANDLE_OP_SHX_LONG_2ADDR(OP_SHR_LONG_2ADDR, "shr", (s8), >>) 2625 OP_END 2626 2627 /* File: c/OP_USHR_LONG_2ADDR.c */ 2628 HANDLE_OP_SHX_LONG_2ADDR(OP_USHR_LONG_2ADDR, "ushr", (u8), >>) 2629 OP_END 2630 2631 /* File: c/OP_ADD_FLOAT_2ADDR.c */ 2632 HANDLE_OP_X_FLOAT_2ADDR(OP_ADD_FLOAT_2ADDR, "add", +) 2633 OP_END 2634 2635 /* File: c/OP_SUB_FLOAT_2ADDR.c */ 2636 HANDLE_OP_X_FLOAT_2ADDR(OP_SUB_FLOAT_2ADDR, "sub", -) 2637 OP_END 2638 2639 /* File: c/OP_MUL_FLOAT_2ADDR.c */ 2640 HANDLE_OP_X_FLOAT_2ADDR(OP_MUL_FLOAT_2ADDR, "mul", *) 2641 OP_END 2642 2643 /* File: c/OP_DIV_FLOAT_2ADDR.c */ 2644 HANDLE_OP_X_FLOAT_2ADDR(OP_DIV_FLOAT_2ADDR, "div", /) 2645 OP_END 2646 2647 /* File: c/OP_REM_FLOAT_2ADDR.c */ 2648 HANDLE_OPCODE(OP_REM_FLOAT_2ADDR /*vA, vB*/) 2649 vdst = INST_A(inst); 2650 vsrc1 = INST_B(inst); 2651 ILOGV("|%s-float-2addr v%d,v%d", "mod", vdst, vsrc1); 2652 SET_REGISTER_FLOAT(vdst, 2653 fmodf(GET_REGISTER_FLOAT(vdst), GET_REGISTER_FLOAT(vsrc1))); 2654 FINISH(1); 2655 OP_END 2656 2657 /* File: c/OP_ADD_DOUBLE_2ADDR.c */ 2658 HANDLE_OP_X_DOUBLE_2ADDR(OP_ADD_DOUBLE_2ADDR, "add", +) 2659 OP_END 2660 2661 /* File: c/OP_SUB_DOUBLE_2ADDR.c */ 2662 HANDLE_OP_X_DOUBLE_2ADDR(OP_SUB_DOUBLE_2ADDR, "sub", -) 2663 OP_END 2664 2665 /* File: c/OP_MUL_DOUBLE_2ADDR.c */ 2666 HANDLE_OP_X_DOUBLE_2ADDR(OP_MUL_DOUBLE_2ADDR, "mul", *) 2667 OP_END 2668 2669 /* File: c/OP_DIV_DOUBLE_2ADDR.c */ 2670 HANDLE_OP_X_DOUBLE_2ADDR(OP_DIV_DOUBLE_2ADDR, "div", /) 2671 OP_END 2672 2673 /* File: c/OP_REM_DOUBLE_2ADDR.c */ 2674 HANDLE_OPCODE(OP_REM_DOUBLE_2ADDR /*vA, vB*/) 2675 vdst = INST_A(inst); 2676 vsrc1 = INST_B(inst); 2677 ILOGV("|%s-double-2addr v%d,v%d", "mod", vdst, vsrc1); 2678 SET_REGISTER_DOUBLE(vdst, 2679 fmod(GET_REGISTER_DOUBLE(vdst), GET_REGISTER_DOUBLE(vsrc1))); 2680 FINISH(1); 2681 OP_END 2682 2683 /* File: c/OP_ADD_INT_LIT16.c */ 2684 HANDLE_OP_X_INT_LIT16(OP_ADD_INT_LIT16, "add", +, 0) 2685 OP_END 2686 2687 /* File: c/OP_RSUB_INT.c */ 2688 HANDLE_OPCODE(OP_RSUB_INT /*vA, vB, #+CCCC*/) 2689 { 2690 vdst = INST_A(inst); 2691 vsrc1 = INST_B(inst); 2692 vsrc2 = FETCH(1); 2693 ILOGV("|rsub-int v%d,v%d,#+0x%04x", vdst, vsrc1, vsrc2); 2694 SET_REGISTER(vdst, (s2) vsrc2 - (s4) GET_REGISTER(vsrc1)); 2695 } 2696 FINISH(2); 2697 OP_END 2698 2699 /* File: c/OP_MUL_INT_LIT16.c */ 2700 HANDLE_OP_X_INT_LIT16(OP_MUL_INT_LIT16, "mul", *, 0) 2701 OP_END 2702 2703 /* File: c/OP_DIV_INT_LIT16.c */ 2704 HANDLE_OP_X_INT_LIT16(OP_DIV_INT_LIT16, "div", /, 1) 2705 OP_END 2706 2707 /* File: c/OP_REM_INT_LIT16.c */ 2708 HANDLE_OP_X_INT_LIT16(OP_REM_INT_LIT16, "rem", %, 2) 2709 OP_END 2710 2711 /* File: c/OP_AND_INT_LIT16.c */ 2712 HANDLE_OP_X_INT_LIT16(OP_AND_INT_LIT16, "and", &, 0) 2713 OP_END 2714 2715 /* File: c/OP_OR_INT_LIT16.c */ 2716 HANDLE_OP_X_INT_LIT16(OP_OR_INT_LIT16, "or", |, 0) 2717 OP_END 2718 2719 /* File: c/OP_XOR_INT_LIT16.c */ 2720 HANDLE_OP_X_INT_LIT16(OP_XOR_INT_LIT16, "xor", ^, 0) 2721 OP_END 2722 2723 /* File: c/OP_ADD_INT_LIT8.c */ 2724 HANDLE_OP_X_INT_LIT8(OP_ADD_INT_LIT8, "add", +, 0) 2725 OP_END 2726 2727 /* File: c/OP_RSUB_INT_LIT8.c */ 2728 HANDLE_OPCODE(OP_RSUB_INT_LIT8 /*vAA, vBB, #+CC*/) 2729 { 2730 u2 litInfo; 2731 vdst = INST_AA(inst); 2732 litInfo = FETCH(1); 2733 vsrc1 = litInfo & 0xff; 2734 vsrc2 = litInfo >> 8; 2735 ILOGV("|%s-int/lit8 v%d,v%d,#+0x%02x", "rsub", vdst, vsrc1, vsrc2); 2736 SET_REGISTER(vdst, (s1) vsrc2 - (s4) GET_REGISTER(vsrc1)); 2737 } 2738 FINISH(2); 2739 OP_END 2740 2741 /* File: c/OP_MUL_INT_LIT8.c */ 2742 HANDLE_OP_X_INT_LIT8(OP_MUL_INT_LIT8, "mul", *, 0) 2743 OP_END 2744 2745 /* File: c/OP_DIV_INT_LIT8.c */ 2746 HANDLE_OP_X_INT_LIT8(OP_DIV_INT_LIT8, "div", /, 1) 2747 OP_END 2748 2749 /* File: c/OP_REM_INT_LIT8.c */ 2750 HANDLE_OP_X_INT_LIT8(OP_REM_INT_LIT8, "rem", %, 2) 2751 OP_END 2752 2753 /* File: c/OP_AND_INT_LIT8.c */ 2754 HANDLE_OP_X_INT_LIT8(OP_AND_INT_LIT8, "and", &, 0) 2755 OP_END 2756 2757 /* File: c/OP_OR_INT_LIT8.c */ 2758 HANDLE_OP_X_INT_LIT8(OP_OR_INT_LIT8, "or", |, 0) 2759 OP_END 2760 2761 /* File: c/OP_XOR_INT_LIT8.c */ 2762 HANDLE_OP_X_INT_LIT8(OP_XOR_INT_LIT8, "xor", ^, 0) 2763 OP_END 2764 2765 /* File: c/OP_SHL_INT_LIT8.c */ 2766 HANDLE_OP_SHX_INT_LIT8(OP_SHL_INT_LIT8, "shl", (s4), <<) 2767 OP_END 2768 2769 /* File: c/OP_SHR_INT_LIT8.c */ 2770 HANDLE_OP_SHX_INT_LIT8(OP_SHR_INT_LIT8, "shr", (s4), >>) 2771 OP_END 2772 2773 /* File: c/OP_USHR_INT_LIT8.c */ 2774 HANDLE_OP_SHX_INT_LIT8(OP_USHR_INT_LIT8, "ushr", (u4), >>) 2775 OP_END 2776 2777 /* File: c/OP_IGET_VOLATILE.c */ 2778 HANDLE_IGET_X(OP_IGET_VOLATILE, "-volatile", IntVolatile, ) 2779 OP_END 2780 2781 /* File: c/OP_IPUT_VOLATILE.c */ 2782 HANDLE_IPUT_X(OP_IPUT_VOLATILE, "-volatile", IntVolatile, ) 2783 OP_END 2784 2785 /* File: c/OP_SGET_VOLATILE.c */ 2786 HANDLE_SGET_X(OP_SGET_VOLATILE, "-volatile", IntVolatile, ) 2787 OP_END 2788 2789 /* File: c/OP_SPUT_VOLATILE.c */ 2790 HANDLE_SPUT_X(OP_SPUT_VOLATILE, "-volatile", IntVolatile, ) 2791 OP_END 2792 2793 /* File: c/OP_IGET_OBJECT_VOLATILE.c */ 2794 HANDLE_IGET_X(OP_IGET_OBJECT_VOLATILE, "-object-volatile", ObjectVolatile, _AS_OBJECT) 2795 OP_END 2796 2797 /* File: c/OP_IGET_WIDE_VOLATILE.c */ 2798 HANDLE_IGET_X(OP_IGET_WIDE_VOLATILE, "-wide-volatile", LongVolatile, _WIDE) 2799 OP_END 2800 2801 /* File: c/OP_IPUT_WIDE_VOLATILE.c */ 2802 HANDLE_IPUT_X(OP_IPUT_WIDE_VOLATILE, "-wide-volatile", LongVolatile, _WIDE) 2803 OP_END 2804 2805 /* File: c/OP_SGET_WIDE_VOLATILE.c */ 2806 HANDLE_SGET_X(OP_SGET_WIDE_VOLATILE, "-wide-volatile", LongVolatile, _WIDE) 2807 OP_END 2808 2809 /* File: c/OP_SPUT_WIDE_VOLATILE.c */ 2810 HANDLE_SPUT_X(OP_SPUT_WIDE_VOLATILE, "-wide-volatile", LongVolatile, _WIDE) 2811 OP_END 2812 2813 /* File: c/OP_BREAKPOINT.c */ 2814 HANDLE_OPCODE(OP_BREAKPOINT) 2815 #if (INTERP_TYPE == INTERP_DBG) 2816 { 2817 /* 2818 * Restart this instruction with the original opcode. We do 2819 * this by simply jumping to the handler. 2820 * 2821 * It's probably not necessary to update "inst", but we do it 2822 * for the sake of anything that needs to do disambiguation in a 2823 * common handler with INST_INST. 2824 * 2825 * The breakpoint itself is handled over in updateDebugger(), 2826 * because we need to detect other events (method entry, single 2827 * step) and report them in the same event packet, and we're not 2828 * yet handling those through breakpoint instructions. By the 2829 * time we get here, the breakpoint has already been handled and 2830 * the thread resumed. 2831 */ 2832 u1 originalOpCode = dvmGetOriginalOpCode(pc); 2833 LOGV("+++ break 0x%02x (0x%04x -> 0x%04x)\n", originalOpCode, inst, 2834 INST_REPLACE_OP(inst, originalOpCode)); 2835 inst = INST_REPLACE_OP(inst, originalOpCode); 2836 FINISH_BKPT(originalOpCode); 2837 } 2838 #else 2839 LOGE("Breakpoint hit in non-debug interpreter\n"); 2840 dvmAbort(); 2841 #endif 2842 OP_END 2843 2844 /* File: c/OP_THROW_VERIFICATION_ERROR.c */ 2845 HANDLE_OPCODE(OP_THROW_VERIFICATION_ERROR) 2846 EXPORT_PC(); 2847 vsrc1 = INST_AA(inst); 2848 ref = FETCH(1); /* class/field/method ref */ 2849 dvmThrowVerificationError(curMethod, vsrc1, ref); 2850 GOTO_exceptionThrown(); 2851 OP_END 2852 2853 /* File: c/OP_EXECUTE_INLINE.c */ 2854 HANDLE_OPCODE(OP_EXECUTE_INLINE /*vB, {vD, vE, vF, vG}, inline@CCCC*/) 2855 { 2856 /* 2857 * This has the same form as other method calls, but we ignore 2858 * the 5th argument (vA). This is chiefly because the first four 2859 * arguments to a function on ARM are in registers. 2860 * 2861 * We only set the arguments that are actually used, leaving 2862 * the rest uninitialized. We're assuming that, if the method 2863 * needs them, they'll be specified in the call. 2864 * 2865 * However, this annoys gcc when optimizations are enabled, 2866 * causing a "may be used uninitialized" warning. Quieting 2867 * the warnings incurs a slight penalty (5%: 373ns vs. 393ns 2868 * on empty method). Note that valgrind is perfectly happy 2869 * either way as the uninitialiezd values are never actually 2870 * used. 2871 */ 2872 u4 arg0, arg1, arg2, arg3; 2873 arg0 = arg1 = arg2 = arg3 = 0; 2874 2875 EXPORT_PC(); 2876 2877 vsrc1 = INST_B(inst); /* #of args */ 2878 ref = FETCH(1); /* inline call "ref" */ 2879 vdst = FETCH(2); /* 0-4 register indices */ 2880 ILOGV("|execute-inline args=%d @%d {regs=0x%04x}", 2881 vsrc1, ref, vdst); 2882 2883 assert((vdst >> 16) == 0); // 16-bit type -or- high 16 bits clear 2884 assert(vsrc1 <= 4); 2885 2886 switch (vsrc1) { 2887 case 4: 2888 arg3 = GET_REGISTER(vdst >> 12); 2889 /* fall through */ 2890 case 3: 2891 arg2 = GET_REGISTER((vdst & 0x0f00) >> 8); 2892 /* fall through */ 2893 case 2: 2894 arg1 = GET_REGISTER((vdst & 0x00f0) >> 4); 2895 /* fall through */ 2896 case 1: 2897 arg0 = GET_REGISTER(vdst & 0x0f); 2898 /* fall through */ 2899 default: // case 0 2900 ; 2901 } 2902 2903 #if INTERP_TYPE == INTERP_DBG 2904 if (!dvmPerformInlineOp4Dbg(arg0, arg1, arg2, arg3, &retval, ref)) 2905 GOTO_exceptionThrown(); 2906 #else 2907 if (!dvmPerformInlineOp4Std(arg0, arg1, arg2, arg3, &retval, ref)) 2908 GOTO_exceptionThrown(); 2909 #endif 2910 } 2911 FINISH(3); 2912 OP_END 2913 2914 /* File: c/OP_EXECUTE_INLINE_RANGE.c */ 2915 HANDLE_OPCODE(OP_EXECUTE_INLINE_RANGE /*{vCCCC..v(CCCC+AA-1)}, inline@BBBB*/) 2916 { 2917 u4 arg0, arg1, arg2, arg3; 2918 arg0 = arg1 = arg2 = arg3 = 0; /* placate gcc */ 2919 2920 EXPORT_PC(); 2921 2922 vsrc1 = INST_AA(inst); /* #of args */ 2923 ref = FETCH(1); /* inline call "ref" */ 2924 vdst = FETCH(2); /* range base */ 2925 ILOGV("|execute-inline-range args=%d @%d {regs=v%d-v%d}", 2926 vsrc1, ref, vdst, vdst+vsrc1-1); 2927 2928 assert((vdst >> 16) == 0); // 16-bit type -or- high 16 bits clear 2929 assert(vsrc1 <= 4); 2930 2931 switch (vsrc1) { 2932 case 4: 2933 arg3 = GET_REGISTER(vdst+3); 2934 /* fall through */ 2935 case 3: 2936 arg2 = GET_REGISTER(vdst+2); 2937 /* fall through */ 2938 case 2: 2939 arg1 = GET_REGISTER(vdst+1); 2940 /* fall through */ 2941 case 1: 2942 arg0 = GET_REGISTER(vdst+0); 2943 /* fall through */ 2944 default: // case 0 2945 ; 2946 } 2947 2948 #if INTERP_TYPE == INTERP_DBG 2949 if (!dvmPerformInlineOp4Dbg(arg0, arg1, arg2, arg3, &retval, ref)) 2950 GOTO_exceptionThrown(); 2951 #else 2952 if (!dvmPerformInlineOp4Std(arg0, arg1, arg2, arg3, &retval, ref)) 2953 GOTO_exceptionThrown(); 2954 #endif 2955 } 2956 FINISH(3); 2957 OP_END 2958 2959 /* File: c/OP_INVOKE_DIRECT_EMPTY.c */ 2960 HANDLE_OPCODE(OP_INVOKE_DIRECT_EMPTY /*vB, {vD, vE, vF, vG, vA}, meth@CCCC*/) 2961 #if INTERP_TYPE != INTERP_DBG 2962 //LOGI("Ignoring empty\n"); 2963 FINISH(3); 2964 #else 2965 if (!gDvm.debuggerActive) { 2966 //LOGI("Skipping empty\n"); 2967 FINISH(3); // don't want it to show up in profiler output 2968 } else { 2969 //LOGI("Running empty\n"); 2970 /* fall through to OP_INVOKE_DIRECT */ 2971 GOTO_invoke(invokeDirect, false); 2972 } 2973 #endif 2974 OP_END 2975 2976 /* File: c/OP_UNUSED_F1.c */ 2977 HANDLE_OPCODE(OP_UNUSED_F1) 2978 OP_END 2979 2980 /* File: c/OP_IGET_QUICK.c */ 2981 HANDLE_IGET_X_QUICK(OP_IGET_QUICK, "", Int, ) 2982 OP_END 2983 2984 /* File: c/OP_IGET_WIDE_QUICK.c */ 2985 HANDLE_IGET_X_QUICK(OP_IGET_WIDE_QUICK, "-wide", Long, _WIDE) 2986 OP_END 2987 2988 /* File: c/OP_IGET_OBJECT_QUICK.c */ 2989 HANDLE_IGET_X_QUICK(OP_IGET_OBJECT_QUICK, "-object", Object, _AS_OBJECT) 2990 OP_END 2991 2992 /* File: c/OP_IPUT_QUICK.c */ 2993 HANDLE_IPUT_X_QUICK(OP_IPUT_QUICK, "", Int, ) 2994 OP_END 2995 2996 /* File: c/OP_IPUT_WIDE_QUICK.c */ 2997 HANDLE_IPUT_X_QUICK(OP_IPUT_WIDE_QUICK, "-wide", Long, _WIDE) 2998 OP_END 2999 3000 /* File: c/OP_IPUT_OBJECT_QUICK.c */ 3001 HANDLE_IPUT_X_QUICK(OP_IPUT_OBJECT_QUICK, "-object", Object, _AS_OBJECT) 3002 OP_END 3003 3004 /* File: c/OP_INVOKE_VIRTUAL_QUICK.c */ 3005 HANDLE_OPCODE(OP_INVOKE_VIRTUAL_QUICK /*vB, {vD, vE, vF, vG, vA}, meth@CCCC*/) 3006 GOTO_invoke(invokeVirtualQuick, false); 3007 OP_END 3008 3009 /* File: c/OP_INVOKE_VIRTUAL_QUICK_RANGE.c */ 3010 HANDLE_OPCODE(OP_INVOKE_VIRTUAL_QUICK_RANGE/*{vCCCC..v(CCCC+AA-1)}, meth@BBBB*/) 3011 GOTO_invoke(invokeVirtualQuick, true); 3012 OP_END 3013 3014 /* File: c/OP_INVOKE_SUPER_QUICK.c */ 3015 HANDLE_OPCODE(OP_INVOKE_SUPER_QUICK /*vB, {vD, vE, vF, vG, vA}, meth@CCCC*/) 3016 GOTO_invoke(invokeSuperQuick, false); 3017 OP_END 3018 3019 /* File: c/OP_INVOKE_SUPER_QUICK_RANGE.c */ 3020 HANDLE_OPCODE(OP_INVOKE_SUPER_QUICK_RANGE /*{vCCCC..v(CCCC+AA-1)}, meth@BBBB*/) 3021 GOTO_invoke(invokeSuperQuick, true); 3022 OP_END 3023 3024 /* File: c/OP_IPUT_OBJECT_VOLATILE.c */ 3025 HANDLE_IPUT_X(OP_IPUT_OBJECT_VOLATILE, "-object-volatile", ObjectVolatile, _AS_OBJECT) 3026 OP_END 3027 3028 /* File: c/OP_SGET_OBJECT_VOLATILE.c */ 3029 HANDLE_SGET_X(OP_SGET_OBJECT_VOLATILE, "-object-volatile", ObjectVolatile, _AS_OBJECT) 3030 OP_END 3031 3032 /* File: c/OP_SPUT_OBJECT_VOLATILE.c */ 3033 HANDLE_SPUT_X(OP_SPUT_OBJECT_VOLATILE, "-object-volatile", ObjectVolatile, _AS_OBJECT) 3034 OP_END 3035 3036 /* File: c/OP_UNUSED_FF.c */ 3037 HANDLE_OPCODE(OP_UNUSED_FF) 3038 /* 3039 * In portable interp, most unused opcodes will fall through to here. 3040 */ 3041 LOGE("unknown opcode 0x%02x\n", INST_INST(inst)); 3042 dvmAbort(); 3043 FINISH(1); 3044 OP_END 3045 3046 /* File: cstubs/entry.c */ 3047 /* 3048 * Handler function table, one entry per opcode. 3049 */ 3050 #undef H 3051 #define H(_op) dvmMterp_##_op 3052 DEFINE_GOTO_TABLE(gDvmMterpHandlers) 3053 3054 #undef H 3055 #define H(_op) #_op 3056 DEFINE_GOTO_TABLE(gDvmMterpHandlerNames) 3057 3058 #include <setjmp.h> 3059 3060 /* 3061 * C mterp entry point. This just calls the various C fallbacks, making 3062 * this a slow but portable interpeter. 3063 * 3064 * This is only used for the "allstubs" variant. 3065 */ 3066 bool dvmMterpStdRun(MterpGlue* glue) 3067 { 3068 jmp_buf jmpBuf; 3069 int changeInterp; 3070 3071 glue->bailPtr = &jmpBuf; 3072 3073 /* 3074 * We want to return "changeInterp" as a boolean, but we can't return 3075 * zero through longjmp, so we return (boolean+1). 3076 */ 3077 changeInterp = setjmp(jmpBuf) -1; 3078 if (changeInterp >= 0) { 3079 Thread* threadSelf = dvmThreadSelf(); 3080 LOGVV("mterp threadid=%d returning %d\n", 3081 threadSelf->threadId, changeInterp); 3082 return changeInterp; 3083 } 3084 3085 /* 3086 * We may not be starting at a point where we're executing instructions. 3087 * We need to pick up where the other interpreter left off. 3088 * 3089 * In some cases we need to call into a throw/return handler which 3090 * will do some processing and then either return to us (updating "glue") 3091 * or longjmp back out. 3092 */ 3093 switch (glue->entryPoint) { 3094 case kInterpEntryInstr: 3095 /* just start at the start */ 3096 break; 3097 case kInterpEntryReturn: 3098 dvmMterp_returnFromMethod(glue); 3099 break; 3100 case kInterpEntryThrow: 3101 dvmMterp_exceptionThrown(glue); 3102 break; 3103 default: 3104 dvmAbort(); 3105 } 3106 3107 /* run until somebody longjmp()s out */ 3108 while (true) { 3109 typedef void (*Handler)(MterpGlue* glue); 3110 3111 u2 inst = /*glue->*/pc[0]; 3112 Handler handler = (Handler) gDvmMterpHandlers[inst & 0xff]; 3113 LOGVV("handler %p %s\n", 3114 handler, (const char*) gDvmMterpHandlerNames[inst & 0xff]); 3115 (*handler)(glue); 3116 } 3117 } 3118 3119 /* 3120 * C mterp exit point. Call here to bail out of the interpreter. 3121 */ 3122 void dvmMterpStdBail(MterpGlue* glue, bool changeInterp) 3123 { 3124 jmp_buf* pJmpBuf = glue->bailPtr; 3125 longjmp(*pJmpBuf, ((int)changeInterp)+1); 3126 } 3127 3128 /* File: c/gotoTargets.c */ 3129 /* 3130 * C footer. This has some common code shared by the various targets. 3131 */ 3132 3133 /* 3134 * Everything from here on is a "goto target". In the basic interpreter 3135 * we jump into these targets and then jump directly to the handler for 3136 * next instruction. Here, these are subroutines that return to the caller. 3137 */ 3138 3139 GOTO_TARGET(filledNewArray, bool methodCallRange) 3140 { 3141 ClassObject* arrayClass; 3142 ArrayObject* newArray; 3143 u4* contents; 3144 char typeCh; 3145 int i; 3146 u4 arg5; 3147 3148 EXPORT_PC(); 3149 3150 ref = FETCH(1); /* class ref */ 3151 vdst = FETCH(2); /* first 4 regs -or- range base */ 3152 3153 if (methodCallRange) { 3154 vsrc1 = INST_AA(inst); /* #of elements */ 3155 arg5 = -1; /* silence compiler warning */ 3156 ILOGV("|filled-new-array-range args=%d @0x%04x {regs=v%d-v%d}", 3157 vsrc1, ref, vdst, vdst+vsrc1-1); 3158 } else { 3159 arg5 = INST_A(inst); 3160 vsrc1 = INST_B(inst); /* #of elements */ 3161 ILOGV("|filled-new-array args=%d @0x%04x {regs=0x%04x %x}", 3162 vsrc1, ref, vdst, arg5); 3163 } 3164 3165 /* 3166 * Resolve the array class. 3167 */ 3168 arrayClass = dvmDexGetResolvedClass(methodClassDex, ref); 3169 if (arrayClass == NULL) { 3170 arrayClass = dvmResolveClass(curMethod->clazz, ref, false); 3171 if (arrayClass == NULL) 3172 GOTO_exceptionThrown(); 3173 } 3174 /* 3175 if (!dvmIsArrayClass(arrayClass)) { 3176 dvmThrowException("Ljava/lang/RuntimeError;", 3177 "filled-new-array needs array class"); 3178 GOTO_exceptionThrown(); 3179 } 3180 */ 3181 /* verifier guarantees this is an array class */ 3182 assert(dvmIsArrayClass(arrayClass)); 3183 assert(dvmIsClassInitialized(arrayClass)); 3184 3185 /* 3186 * Create an array of the specified type. 3187 */ 3188 LOGVV("+++ filled-new-array type is '%s'\n", arrayClass->descriptor); 3189 typeCh = arrayClass->descriptor[1]; 3190 if (typeCh == 'D' || typeCh == 'J') { 3191 /* category 2 primitives not allowed */ 3192 dvmThrowException("Ljava/lang/RuntimeError;", 3193 "bad filled array req"); 3194 GOTO_exceptionThrown(); 3195 } else if (typeCh != 'L' && typeCh != '[' && typeCh != 'I') { 3196 /* TODO: requires multiple "fill in" loops with different widths */ 3197 LOGE("non-int primitives not implemented\n"); 3198 dvmThrowException("Ljava/lang/InternalError;", 3199 "filled-new-array not implemented for anything but 'int'"); 3200 GOTO_exceptionThrown(); 3201 } 3202 3203 newArray = dvmAllocArrayByClass(arrayClass, vsrc1, ALLOC_DONT_TRACK); 3204 if (newArray == NULL) 3205 GOTO_exceptionThrown(); 3206 3207 /* 3208 * Fill in the elements. It's legal for vsrc1 to be zero. 3209 */ 3210 contents = (u4*) newArray->contents; 3211 if (methodCallRange) { 3212 for (i = 0; i < vsrc1; i++) 3213 contents[i] = GET_REGISTER(vdst+i); 3214 } else { 3215 assert(vsrc1 <= 5); 3216 if (vsrc1 == 5) { 3217 contents[4] = GET_REGISTER(arg5); 3218 vsrc1--; 3219 } 3220 for (i = 0; i < vsrc1; i++) { 3221 contents[i] = GET_REGISTER(vdst & 0x0f); 3222 vdst >>= 4; 3223 } 3224 } 3225 if (typeCh == 'L' || typeCh == '[') { 3226 dvmWriteBarrierArray(newArray, 0, newArray->length); 3227 } 3228 3229 retval.l = newArray; 3230 } 3231 FINISH(3); 3232 GOTO_TARGET_END 3233 3234 3235 GOTO_TARGET(invokeVirtual, bool methodCallRange) 3236 { 3237 Method* baseMethod; 3238 Object* thisPtr; 3239 3240 EXPORT_PC(); 3241 3242 vsrc1 = INST_AA(inst); /* AA (count) or BA (count + arg 5) */ 3243 ref = FETCH(1); /* method ref */ 3244 vdst = FETCH(2); /* 4 regs -or- first reg */ 3245 3246 /* 3247 * The object against which we are executing a method is always 3248 * in the first argument. 3249 */ 3250 if (methodCallRange) { 3251 assert(vsrc1 > 0); 3252 ILOGV("|invoke-virtual-range args=%d @0x%04x {regs=v%d-v%d}", 3253 vsrc1, ref, vdst, vdst+vsrc1-1); 3254 thisPtr = (Object*) GET_REGISTER(vdst); 3255 } else { 3256 assert((vsrc1>>4) > 0); 3257 ILOGV("|invoke-virtual args=%d @0x%04x {regs=0x%04x %x}", 3258 vsrc1 >> 4, ref, vdst, vsrc1 & 0x0f); 3259 thisPtr = (Object*) GET_REGISTER(vdst & 0x0f); 3260 } 3261 3262 if (!checkForNull(thisPtr)) 3263 GOTO_exceptionThrown(); 3264 3265 /* 3266 * Resolve the method. This is the correct method for the static 3267 * type of the object. We also verify access permissions here. 3268 */ 3269 baseMethod = dvmDexGetResolvedMethod(methodClassDex, ref); 3270 if (baseMethod == NULL) { 3271 baseMethod = dvmResolveMethod(curMethod->clazz, ref,METHOD_VIRTUAL); 3272 if (baseMethod == NULL) { 3273 ILOGV("+ unknown method or access denied\n"); 3274 GOTO_exceptionThrown(); 3275 } 3276 } 3277 3278 /* 3279 * Combine the object we found with the vtable offset in the 3280 * method. 3281 */ 3282 assert(baseMethod->methodIndex < thisPtr->clazz->vtableCount); 3283 methodToCall = thisPtr->clazz->vtable[baseMethod->methodIndex]; 3284 3285 #if defined(WITH_JIT) && (INTERP_TYPE == INTERP_DBG) 3286 callsiteClass = thisPtr->clazz; 3287 #endif 3288 3289 #if 0 3290 if (dvmIsAbstractMethod(methodToCall)) { 3291 /* 3292 * This can happen if you create two classes, Base and Sub, where 3293 * Sub is a sub-class of Base. Declare a protected abstract 3294 * method foo() in Base, and invoke foo() from a method in Base. 3295 * Base is an "abstract base class" and is never instantiated 3296 * directly. Now, Override foo() in Sub, and use Sub. This 3297 * Works fine unless Sub stops providing an implementation of 3298 * the method. 3299 */ 3300 dvmThrowException("Ljava/lang/AbstractMethodError;", 3301 "abstract method not implemented"); 3302 GOTO_exceptionThrown(); 3303 } 3304 #else 3305 assert(!dvmIsAbstractMethod(methodToCall) || 3306 methodToCall->nativeFunc != NULL); 3307 #endif 3308 3309 LOGVV("+++ base=%s.%s virtual[%d]=%s.%s\n", 3310 baseMethod->clazz->descriptor, baseMethod->name, 3311 (u4) baseMethod->methodIndex, 3312 methodToCall->clazz->descriptor, methodToCall->name); 3313 assert(methodToCall != NULL); 3314 3315 #if 0 3316 if (vsrc1 != methodToCall->insSize) { 3317 LOGW("WRONG METHOD: base=%s.%s virtual[%d]=%s.%s\n", 3318 baseMethod->clazz->descriptor, baseMethod->name, 3319 (u4) baseMethod->methodIndex, 3320 methodToCall->clazz->descriptor, methodToCall->name); 3321 //dvmDumpClass(baseMethod->clazz); 3322 //dvmDumpClass(methodToCall->clazz); 3323 dvmDumpAllClasses(0); 3324 } 3325 #endif 3326 3327 GOTO_invokeMethod(methodCallRange, methodToCall, vsrc1, vdst); 3328 } 3329 GOTO_TARGET_END 3330 3331 GOTO_TARGET(invokeSuper, bool methodCallRange) 3332 { 3333 Method* baseMethod; 3334 u2 thisReg; 3335 3336 EXPORT_PC(); 3337 3338 vsrc1 = INST_AA(inst); /* AA (count) or BA (count + arg 5) */ 3339 ref = FETCH(1); /* method ref */ 3340 vdst = FETCH(2); /* 4 regs -or- first reg */ 3341 3342 if (methodCallRange) { 3343 ILOGV("|invoke-super-range args=%d @0x%04x {regs=v%d-v%d}", 3344 vsrc1, ref, vdst, vdst+vsrc1-1); 3345 thisReg = vdst; 3346 } else { 3347 ILOGV("|invoke-super args=%d @0x%04x {regs=0x%04x %x}", 3348 vsrc1 >> 4, ref, vdst, vsrc1 & 0x0f); 3349 thisReg = vdst & 0x0f; 3350 } 3351 /* impossible in well-formed code, but we must check nevertheless */ 3352 if (!checkForNull((Object*) GET_REGISTER(thisReg))) 3353 GOTO_exceptionThrown(); 3354 3355 /* 3356 * Resolve the method. This is the correct method for the static 3357 * type of the object. We also verify access permissions here. 3358 * The first arg to dvmResolveMethod() is just the referring class 3359 * (used for class loaders and such), so we don't want to pass 3360 * the superclass into the resolution call. 3361 */ 3362 baseMethod = dvmDexGetResolvedMethod(methodClassDex, ref); 3363 if (baseMethod == NULL) { 3364 baseMethod = dvmResolveMethod(curMethod->clazz, ref,METHOD_VIRTUAL); 3365 if (baseMethod == NULL) { 3366 ILOGV("+ unknown method or access denied\n"); 3367 GOTO_exceptionThrown(); 3368 } 3369 } 3370 3371 /* 3372 * Combine the object we found with the vtable offset in the 3373 * method's class. 3374 * 3375 * We're using the current method's class' superclass, not the 3376 * superclass of "this". This is because we might be executing 3377 * in a method inherited from a superclass, and we want to run 3378 * in that class' superclass. 3379 */ 3380 if (baseMethod->methodIndex >= curMethod->clazz->super->vtableCount) { 3381 /* 3382 * Method does not exist in the superclass. Could happen if 3383 * superclass gets updated. 3384 */ 3385 dvmThrowException("Ljava/lang/NoSuchMethodError;", 3386 baseMethod->name); 3387 GOTO_exceptionThrown(); 3388 } 3389 methodToCall = curMethod->clazz->super->vtable[baseMethod->methodIndex]; 3390 #if 0 3391 if (dvmIsAbstractMethod(methodToCall)) { 3392 dvmThrowException("Ljava/lang/AbstractMethodError;", 3393 "abstract method not implemented"); 3394 GOTO_exceptionThrown(); 3395 } 3396 #else 3397 assert(!dvmIsAbstractMethod(methodToCall) || 3398 methodToCall->nativeFunc != NULL); 3399 #endif 3400 LOGVV("+++ base=%s.%s super-virtual=%s.%s\n", 3401 baseMethod->clazz->descriptor, baseMethod->name, 3402 methodToCall->clazz->descriptor, methodToCall->name); 3403 assert(methodToCall != NULL); 3404 3405 GOTO_invokeMethod(methodCallRange, methodToCall, vsrc1, vdst); 3406 } 3407 GOTO_TARGET_END 3408 3409 GOTO_TARGET(invokeInterface, bool methodCallRange) 3410 { 3411 Object* thisPtr; 3412 ClassObject* thisClass; 3413 3414 EXPORT_PC(); 3415 3416 vsrc1 = INST_AA(inst); /* AA (count) or BA (count + arg 5) */ 3417 ref = FETCH(1); /* method ref */ 3418 vdst = FETCH(2); /* 4 regs -or- first reg */ 3419 3420 /* 3421 * The object against which we are executing a method is always 3422 * in the first argument. 3423 */ 3424 if (methodCallRange) { 3425 assert(vsrc1 > 0); 3426 ILOGV("|invoke-interface-range args=%d @0x%04x {regs=v%d-v%d}", 3427 vsrc1, ref, vdst, vdst+vsrc1-1); 3428 thisPtr = (Object*) GET_REGISTER(vdst); 3429 } else { 3430 assert((vsrc1>>4) > 0); 3431 ILOGV("|invoke-interface args=%d @0x%04x {regs=0x%04x %x}", 3432 vsrc1 >> 4, ref, vdst, vsrc1 & 0x0f); 3433 thisPtr = (Object*) GET_REGISTER(vdst & 0x0f); 3434 } 3435 if (!checkForNull(thisPtr)) 3436 GOTO_exceptionThrown(); 3437 3438 thisClass = thisPtr->clazz; 3439 3440 #if defined(WITH_JIT) && (INTERP_TYPE == INTERP_DBG) 3441 callsiteClass = thisClass; 3442 #endif 3443 3444 /* 3445 * Given a class and a method index, find the Method* with the 3446 * actual code we want to execute. 3447 */ 3448 methodToCall = dvmFindInterfaceMethodInCache(thisClass, ref, curMethod, 3449 methodClassDex); 3450 if (methodToCall == NULL) { 3451 assert(dvmCheckException(self)); 3452 GOTO_exceptionThrown(); 3453 } 3454 3455 GOTO_invokeMethod(methodCallRange, methodToCall, vsrc1, vdst); 3456 } 3457 GOTO_TARGET_END 3458 3459 GOTO_TARGET(invokeDirect, bool methodCallRange) 3460 { 3461 u2 thisReg; 3462 3463 vsrc1 = INST_AA(inst); /* AA (count) or BA (count + arg 5) */ 3464 ref = FETCH(1); /* method ref */ 3465 vdst = FETCH(2); /* 4 regs -or- first reg */ 3466 3467 EXPORT_PC(); 3468 3469 if (methodCallRange) { 3470 ILOGV("|invoke-direct-range args=%d @0x%04x {regs=v%d-v%d}", 3471 vsrc1, ref, vdst, vdst+vsrc1-1); 3472 thisReg = vdst; 3473 } else { 3474 ILOGV("|invoke-direct args=%d @0x%04x {regs=0x%04x %x}", 3475 vsrc1 >> 4, ref, vdst, vsrc1 & 0x0f); 3476 thisReg = vdst & 0x0f; 3477 } 3478 if (!checkForNull((Object*) GET_REGISTER(thisReg))) 3479 GOTO_exceptionThrown(); 3480 3481 methodToCall = dvmDexGetResolvedMethod(methodClassDex, ref); 3482 if (methodToCall == NULL) { 3483 methodToCall = dvmResolveMethod(curMethod->clazz, ref, 3484 METHOD_DIRECT); 3485 if (methodToCall == NULL) { 3486 ILOGV("+ unknown direct method\n"); // should be impossible 3487 GOTO_exceptionThrown(); 3488 } 3489 } 3490 GOTO_invokeMethod(methodCallRange, methodToCall, vsrc1, vdst); 3491 } 3492 GOTO_TARGET_END 3493 3494 GOTO_TARGET(invokeStatic, bool methodCallRange) 3495 vsrc1 = INST_AA(inst); /* AA (count) or BA (count + arg 5) */ 3496 ref = FETCH(1); /* method ref */ 3497 vdst = FETCH(2); /* 4 regs -or- first reg */ 3498 3499 EXPORT_PC(); 3500 3501 if (methodCallRange) 3502 ILOGV("|invoke-static-range args=%d @0x%04x {regs=v%d-v%d}", 3503 vsrc1, ref, vdst, vdst+vsrc1-1); 3504 else 3505 ILOGV("|invoke-static args=%d @0x%04x {regs=0x%04x %x}", 3506 vsrc1 >> 4, ref, vdst, vsrc1 & 0x0f); 3507 3508 methodToCall = dvmDexGetResolvedMethod(methodClassDex, ref); 3509 if (methodToCall == NULL) { 3510 methodToCall = dvmResolveMethod(curMethod->clazz, ref, METHOD_STATIC); 3511 if (methodToCall == NULL) { 3512 ILOGV("+ unknown method\n"); 3513 GOTO_exceptionThrown(); 3514 } 3515 3516 /* 3517 * The JIT needs dvmDexGetResolvedMethod() to return non-null. 3518 * Since we use the portable interpreter to build the trace, this extra 3519 * check is not needed for mterp. 3520 */ 3521 if (dvmDexGetResolvedMethod(methodClassDex, ref) == NULL) { 3522 /* Class initialization is still ongoing */ 3523 ABORT_JIT_TSELECT(); 3524 } 3525 } 3526 GOTO_invokeMethod(methodCallRange, methodToCall, vsrc1, vdst); 3527 GOTO_TARGET_END 3528 3529 GOTO_TARGET(invokeVirtualQuick, bool methodCallRange) 3530 { 3531 Object* thisPtr; 3532 3533 EXPORT_PC(); 3534 3535 vsrc1 = INST_AA(inst); /* AA (count) or BA (count + arg 5) */ 3536 ref = FETCH(1); /* vtable index */ 3537 vdst = FETCH(2); /* 4 regs -or- first reg */ 3538 3539 /* 3540 * The object against which we are executing a method is always 3541 * in the first argument. 3542 */ 3543 if (methodCallRange) { 3544 assert(vsrc1 > 0); 3545 ILOGV("|invoke-virtual-quick-range args=%d @0x%04x {regs=v%d-v%d}", 3546 vsrc1, ref, vdst, vdst+vsrc1-1); 3547 thisPtr = (Object*) GET_REGISTER(vdst); 3548 } else { 3549 assert((vsrc1>>4) > 0); 3550 ILOGV("|invoke-virtual-quick args=%d @0x%04x {regs=0x%04x %x}", 3551 vsrc1 >> 4, ref, vdst, vsrc1 & 0x0f); 3552 thisPtr = (Object*) GET_REGISTER(vdst & 0x0f); 3553 } 3554 3555 if (!checkForNull(thisPtr)) 3556 GOTO_exceptionThrown(); 3557 3558 #if defined(WITH_JIT) && (INTERP_TYPE == INTERP_DBG) 3559 callsiteClass = thisPtr->clazz; 3560 #endif 3561 3562 /* 3563 * Combine the object we found with the vtable offset in the 3564 * method. 3565 */ 3566 assert(ref < thisPtr->clazz->vtableCount); 3567 methodToCall = thisPtr->clazz->vtable[ref]; 3568 3569 #if 0 3570 if (dvmIsAbstractMethod(methodToCall)) { 3571 dvmThrowException("Ljava/lang/AbstractMethodError;", 3572 "abstract method not implemented"); 3573 GOTO_exceptionThrown(); 3574 } 3575 #else 3576 assert(!dvmIsAbstractMethod(methodToCall) || 3577 methodToCall->nativeFunc != NULL); 3578 #endif 3579 3580 LOGVV("+++ virtual[%d]=%s.%s\n", 3581 ref, methodToCall->clazz->descriptor, methodToCall->name); 3582 assert(methodToCall != NULL); 3583 3584 GOTO_invokeMethod(methodCallRange, methodToCall, vsrc1, vdst); 3585 } 3586 GOTO_TARGET_END 3587 3588 GOTO_TARGET(invokeSuperQuick, bool methodCallRange) 3589 { 3590 u2 thisReg; 3591 3592 EXPORT_PC(); 3593 3594 vsrc1 = INST_AA(inst); /* AA (count) or BA (count + arg 5) */ 3595 ref = FETCH(1); /* vtable index */ 3596 vdst = FETCH(2); /* 4 regs -or- first reg */ 3597 3598 if (methodCallRange) { 3599 ILOGV("|invoke-super-quick-range args=%d @0x%04x {regs=v%d-v%d}", 3600 vsrc1, ref, vdst, vdst+vsrc1-1); 3601 thisReg = vdst; 3602 } else { 3603 ILOGV("|invoke-super-quick args=%d @0x%04x {regs=0x%04x %x}", 3604 vsrc1 >> 4, ref, vdst, vsrc1 & 0x0f); 3605 thisReg = vdst & 0x0f; 3606 } 3607 /* impossible in well-formed code, but we must check nevertheless */ 3608 if (!checkForNull((Object*) GET_REGISTER(thisReg))) 3609 GOTO_exceptionThrown(); 3610 3611 #if 0 /* impossible in optimized + verified code */ 3612 if (ref >= curMethod->clazz->super->vtableCount) { 3613 dvmThrowException("Ljava/lang/NoSuchMethodError;", NULL); 3614 GOTO_exceptionThrown(); 3615 } 3616 #else 3617 assert(ref < curMethod->clazz->super->vtableCount); 3618 #endif 3619 3620 /* 3621 * Combine the object we found with the vtable offset in the 3622 * method's class. 3623 * 3624 * We're using the current method's class' superclass, not the 3625 * superclass of "this". This is because we might be executing 3626 * in a method inherited from a superclass, and we want to run 3627 * in the method's class' superclass. 3628 */ 3629 methodToCall = curMethod->clazz->super->vtable[ref]; 3630 3631 #if 0 3632 if (dvmIsAbstractMethod(methodToCall)) { 3633 dvmThrowException("Ljava/lang/AbstractMethodError;", 3634 "abstract method not implemented"); 3635 GOTO_exceptionThrown(); 3636 } 3637 #else 3638 assert(!dvmIsAbstractMethod(methodToCall) || 3639 methodToCall->nativeFunc != NULL); 3640 #endif 3641 LOGVV("+++ super-virtual[%d]=%s.%s\n", 3642 ref, methodToCall->clazz->descriptor, methodToCall->name); 3643 assert(methodToCall != NULL); 3644 3645 GOTO_invokeMethod(methodCallRange, methodToCall, vsrc1, vdst); 3646 } 3647 GOTO_TARGET_END 3648 3649 3650 /* 3651 * General handling for return-void, return, and return-wide. Put the 3652 * return value in "retval" before jumping here. 3653 */ 3654 GOTO_TARGET(returnFromMethod) 3655 { 3656 StackSaveArea* saveArea; 3657 3658 /* 3659 * We must do this BEFORE we pop the previous stack frame off, so 3660 * that the GC can see the return value (if any) in the local vars. 3661 * 3662 * Since this is now an interpreter switch point, we must do it before 3663 * we do anything at all. 3664 */ 3665 PERIODIC_CHECKS(kInterpEntryReturn, 0); 3666 3667 ILOGV("> retval=0x%llx (leaving %s.%s %s)", 3668 retval.j, curMethod->clazz->descriptor, curMethod->name, 3669 curMethod->shorty); 3670 //DUMP_REGS(curMethod, fp); 3671 3672 saveArea = SAVEAREA_FROM_FP(fp); 3673 3674 #ifdef EASY_GDB 3675 debugSaveArea = saveArea; 3676 #endif 3677 #if (INTERP_TYPE == INTERP_DBG) 3678 TRACE_METHOD_EXIT(self, curMethod); 3679 #endif 3680 3681 /* back up to previous frame and see if we hit a break */ 3682 fp = saveArea->prevFrame; 3683 assert(fp != NULL); 3684 if (dvmIsBreakFrame(fp)) { 3685 /* bail without popping the method frame from stack */ 3686 LOGVV("+++ returned into break frame\n"); 3687 #if defined(WITH_JIT) 3688 /* Let the Jit know the return is terminating normally */ 3689 CHECK_JIT_VOID(); 3690 #endif 3691 GOTO_bail(); 3692 } 3693 3694 /* update thread FP, and reset local variables */ 3695 self->curFrame = fp; 3696 curMethod = SAVEAREA_FROM_FP(fp)->method; 3697 //methodClass = curMethod->clazz; 3698 methodClassDex = curMethod->clazz->pDvmDex; 3699 pc = saveArea->savedPc; 3700 ILOGD("> (return to %s.%s %s)", curMethod->clazz->descriptor, 3701 curMethod->name, curMethod->shorty); 3702 3703 /* use FINISH on the caller's invoke instruction */ 3704 //u2 invokeInstr = INST_INST(FETCH(0)); 3705 if (true /*invokeInstr >= OP_INVOKE_VIRTUAL && 3706 invokeInstr <= OP_INVOKE_INTERFACE*/) 3707 { 3708 FINISH(3); 3709 } else { 3710 //LOGE("Unknown invoke instr %02x at %d\n", 3711 // invokeInstr, (int) (pc - curMethod->insns)); 3712 assert(false); 3713 } 3714 } 3715 GOTO_TARGET_END 3716 3717 3718 /* 3719 * Jump here when the code throws an exception. 3720 * 3721 * By the time we get here, the Throwable has been created and the stack 3722 * trace has been saved off. 3723 */ 3724 GOTO_TARGET(exceptionThrown) 3725 { 3726 Object* exception; 3727 int catchRelPc; 3728 3729 /* 3730 * Since this is now an interpreter switch point, we must do it before 3731 * we do anything at all. 3732 */ 3733 PERIODIC_CHECKS(kInterpEntryThrow, 0); 3734 3735 #if defined(WITH_JIT) 3736 // Something threw during trace selection - abort the current trace 3737 ABORT_JIT_TSELECT(); 3738 #endif 3739 /* 3740 * We save off the exception and clear the exception status. While 3741 * processing the exception we might need to load some Throwable 3742 * classes, and we don't want class loader exceptions to get 3743 * confused with this one. 3744 */ 3745 assert(dvmCheckException(self)); 3746 exception = dvmGetException(self); 3747 dvmAddTrackedAlloc(exception, self); 3748 dvmClearException(self); 3749 3750 LOGV("Handling exception %s at %s:%d\n", 3751 exception->clazz->descriptor, curMethod->name, 3752 dvmLineNumFromPC(curMethod, pc - curMethod->insns)); 3753 3754 #if (INTERP_TYPE == INTERP_DBG) 3755 /* 3756 * Tell the debugger about it. 3757 * 3758 * TODO: if the exception was thrown by interpreted code, control 3759 * fell through native, and then back to us, we will report the 3760 * exception at the point of the throw and again here. We can avoid 3761 * this by not reporting exceptions when we jump here directly from 3762 * the native call code above, but then we won't report exceptions 3763 * that were thrown *from* the JNI code (as opposed to *through* it). 3764 * 3765 * The correct solution is probably to ignore from-native exceptions 3766 * here, and have the JNI exception code do the reporting to the 3767 * debugger. 3768 */ 3769 if (gDvm.debuggerActive) { 3770 void* catchFrame; 3771 catchRelPc = dvmFindCatchBlock(self, pc - curMethod->insns, 3772 exception, true, &catchFrame); 3773 dvmDbgPostException(fp, pc - curMethod->insns, catchFrame, 3774 catchRelPc, exception); 3775 } 3776 #endif 3777 3778 /* 3779 * We need to unroll to the catch block or the nearest "break" 3780 * frame. 3781 * 3782 * A break frame could indicate that we have reached an intermediate 3783 * native call, or have gone off the top of the stack and the thread 3784 * needs to exit. Either way, we return from here, leaving the 3785 * exception raised. 3786 * 3787 * If we do find a catch block, we want to transfer execution to 3788 * that point. 3789 * 3790 * Note this can cause an exception while resolving classes in 3791 * the "catch" blocks. 3792 */ 3793 catchRelPc = dvmFindCatchBlock(self, pc - curMethod->insns, 3794 exception, false, (void*)&fp); 3795 3796 /* 3797 * Restore the stack bounds after an overflow. This isn't going to 3798 * be correct in all circumstances, e.g. if JNI code devours the 3799 * exception this won't happen until some other exception gets 3800 * thrown. If the code keeps pushing the stack bounds we'll end 3801 * up aborting the VM. 3802 * 3803 * Note we want to do this *after* the call to dvmFindCatchBlock, 3804 * because that may need extra stack space to resolve exception 3805 * classes (e.g. through a class loader). 3806 * 3807 * It's possible for the stack overflow handling to cause an 3808 * exception (specifically, class resolution in a "catch" block 3809 * during the call above), so we could see the thread's overflow 3810 * flag raised but actually be running in a "nested" interpreter 3811 * frame. We don't allow doubled-up StackOverflowErrors, so 3812 * we can check for this by just looking at the exception type 3813 * in the cleanup function. Also, we won't unroll past the SOE 3814 * point because the more-recent exception will hit a break frame 3815 * as it unrolls to here. 3816 */ 3817 if (self->stackOverflowed) 3818 dvmCleanupStackOverflow(self, exception); 3819 3820 if (catchRelPc < 0) { 3821 /* falling through to JNI code or off the bottom of the stack */ 3822 #if DVM_SHOW_EXCEPTION >= 2 3823 LOGD("Exception %s from %s:%d not caught locally\n", 3824 exception->clazz->descriptor, dvmGetMethodSourceFile(curMethod), 3825 dvmLineNumFromPC(curMethod, pc - curMethod->insns)); 3826 #endif 3827 dvmSetException(self, exception); 3828 dvmReleaseTrackedAlloc(exception, self); 3829 GOTO_bail(); 3830 } 3831 3832 #if DVM_SHOW_EXCEPTION >= 3 3833 { 3834 const Method* catchMethod = SAVEAREA_FROM_FP(fp)->method; 3835 LOGD("Exception %s thrown from %s:%d to %s:%d\n", 3836 exception->clazz->descriptor, dvmGetMethodSourceFile(curMethod), 3837 dvmLineNumFromPC(curMethod, pc - curMethod->insns), 3838 dvmGetMethodSourceFile(catchMethod), 3839 dvmLineNumFromPC(catchMethod, catchRelPc)); 3840 } 3841 #endif 3842 3843 /* 3844 * Adjust local variables to match self->curFrame and the 3845 * updated PC. 3846 */ 3847 //fp = (u4*) self->curFrame; 3848 curMethod = SAVEAREA_FROM_FP(fp)->method; 3849 //methodClass = curMethod->clazz; 3850 methodClassDex = curMethod->clazz->pDvmDex; 3851 pc = curMethod->insns + catchRelPc; 3852 ILOGV("> pc <-- %s.%s %s", curMethod->clazz->descriptor, 3853 curMethod->name, curMethod->shorty); 3854 DUMP_REGS(curMethod, fp, false); // show all regs 3855 3856 /* 3857 * Restore the exception if the handler wants it. 3858 * 3859 * The Dalvik spec mandates that, if an exception handler wants to 3860 * do something with the exception, the first instruction executed 3861 * must be "move-exception". We can pass the exception along 3862 * through the thread struct, and let the move-exception instruction 3863 * clear it for us. 3864 * 3865 * If the handler doesn't call move-exception, we don't want to 3866 * finish here with an exception still pending. 3867 */ 3868 if (INST_INST(FETCH(0)) == OP_MOVE_EXCEPTION) 3869 dvmSetException(self, exception); 3870 3871 dvmReleaseTrackedAlloc(exception, self); 3872 FINISH(0); 3873 } 3874 GOTO_TARGET_END 3875 3876 3877 3878 /* 3879 * General handling for invoke-{virtual,super,direct,static,interface}, 3880 * including "quick" variants. 3881 * 3882 * Set "methodToCall" to the Method we're calling, and "methodCallRange" 3883 * depending on whether this is a "/range" instruction. 3884 * 3885 * For a range call: 3886 * "vsrc1" holds the argument count (8 bits) 3887 * "vdst" holds the first argument in the range 3888 * For a non-range call: 3889 * "vsrc1" holds the argument count (4 bits) and the 5th argument index 3890 * "vdst" holds four 4-bit register indices 3891 * 3892 * The caller must EXPORT_PC before jumping here, because any method 3893 * call can throw a stack overflow exception. 3894 */ 3895 GOTO_TARGET(invokeMethod, bool methodCallRange, const Method* _methodToCall, 3896 u2 count, u2 regs) 3897 { 3898 STUB_HACK(vsrc1 = count; vdst = regs; methodToCall = _methodToCall;); 3899 3900 //printf("range=%d call=%p count=%d regs=0x%04x\n", 3901 // methodCallRange, methodToCall, count, regs); 3902 //printf(" --> %s.%s %s\n", methodToCall->clazz->descriptor, 3903 // methodToCall->name, methodToCall->shorty); 3904 3905 u4* outs; 3906 int i; 3907 3908 /* 3909 * Copy args. This may corrupt vsrc1/vdst. 3910 */ 3911 if (methodCallRange) { 3912 // could use memcpy or a "Duff's device"; most functions have 3913 // so few args it won't matter much 3914 assert(vsrc1 <= curMethod->outsSize); 3915 assert(vsrc1 == methodToCall->insSize); 3916 outs = OUTS_FROM_FP(fp, vsrc1); 3917 for (i = 0; i < vsrc1; i++) 3918 outs[i] = GET_REGISTER(vdst+i); 3919 } else { 3920 u4 count = vsrc1 >> 4; 3921 3922 assert(count <= curMethod->outsSize); 3923 assert(count == methodToCall->insSize); 3924 assert(count <= 5); 3925 3926 outs = OUTS_FROM_FP(fp, count); 3927 #if 0 3928 if (count == 5) { 3929 outs[4] = GET_REGISTER(vsrc1 & 0x0f); 3930 count--; 3931 } 3932 for (i = 0; i < (int) count; i++) { 3933 outs[i] = GET_REGISTER(vdst & 0x0f); 3934 vdst >>= 4; 3935 } 3936 #else 3937 // This version executes fewer instructions but is larger 3938 // overall. Seems to be a teensy bit faster. 3939 assert((vdst >> 16) == 0); // 16 bits -or- high 16 bits clear 3940 switch (count) { 3941 case 5: 3942 outs[4] = GET_REGISTER(vsrc1 & 0x0f); 3943 case 4: 3944 outs[3] = GET_REGISTER(vdst >> 12); 3945 case 3: 3946 outs[2] = GET_REGISTER((vdst & 0x0f00) >> 8); 3947 case 2: 3948 outs[1] = GET_REGISTER((vdst & 0x00f0) >> 4); 3949 case 1: 3950 outs[0] = GET_REGISTER(vdst & 0x0f); 3951 default: 3952 ; 3953 } 3954 #endif 3955 } 3956 } 3957 3958 /* 3959 * (This was originally a "goto" target; I've kept it separate from the 3960 * stuff above in case we want to refactor things again.) 3961 * 3962 * At this point, we have the arguments stored in the "outs" area of 3963 * the current method's stack frame, and the method to call in 3964 * "methodToCall". Push a new stack frame. 3965 */ 3966 { 3967 StackSaveArea* newSaveArea; 3968 u4* newFp; 3969 3970 ILOGV("> %s%s.%s %s", 3971 dvmIsNativeMethod(methodToCall) ? "(NATIVE) " : "", 3972 methodToCall->clazz->descriptor, methodToCall->name, 3973 methodToCall->shorty); 3974 3975 newFp = (u4*) SAVEAREA_FROM_FP(fp) - methodToCall->registersSize; 3976 newSaveArea = SAVEAREA_FROM_FP(newFp); 3977 3978 /* verify that we have enough space */ 3979 if (true) { 3980 u1* bottom; 3981 bottom = (u1*) newSaveArea - methodToCall->outsSize * sizeof(u4); 3982 if (bottom < self->interpStackEnd) { 3983 /* stack overflow */ 3984 LOGV("Stack overflow on method call (start=%p end=%p newBot=%p(%d) size=%d '%s')\n", 3985 self->interpStackStart, self->interpStackEnd, bottom, 3986 (u1*) fp - bottom, self->interpStackSize, 3987 methodToCall->name); 3988 dvmHandleStackOverflow(self, methodToCall); 3989 assert(dvmCheckException(self)); 3990 GOTO_exceptionThrown(); 3991 } 3992 //LOGD("+++ fp=%p newFp=%p newSave=%p bottom=%p\n", 3993 // fp, newFp, newSaveArea, bottom); 3994 } 3995 3996 #ifdef LOG_INSTR 3997 if (methodToCall->registersSize > methodToCall->insSize) { 3998 /* 3999 * This makes valgrind quiet when we print registers that 4000 * haven't been initialized. Turn it off when the debug 4001 * messages are disabled -- we want valgrind to report any 4002 * used-before-initialized issues. 4003 */ 4004 memset(newFp, 0xcc, 4005 (methodToCall->registersSize - methodToCall->insSize) * 4); 4006 } 4007 #endif 4008 4009 #ifdef EASY_GDB 4010 newSaveArea->prevSave = SAVEAREA_FROM_FP(fp); 4011 #endif 4012 newSaveArea->prevFrame = fp; 4013 newSaveArea->savedPc = pc; 4014 #if defined(WITH_JIT) 4015 newSaveArea->returnAddr = 0; 4016 #endif 4017 newSaveArea->method = methodToCall; 4018 4019 if (!dvmIsNativeMethod(methodToCall)) { 4020 /* 4021 * "Call" interpreted code. Reposition the PC, update the 4022 * frame pointer and other local state, and continue. 4023 */ 4024 curMethod = methodToCall; 4025 methodClassDex = curMethod->clazz->pDvmDex; 4026 pc = methodToCall->insns; 4027 fp = self->curFrame = newFp; 4028 #ifdef EASY_GDB 4029 debugSaveArea = SAVEAREA_FROM_FP(newFp); 4030 #endif 4031 #if INTERP_TYPE == INTERP_DBG 4032 debugIsMethodEntry = true; // profiling, debugging 4033 #endif 4034 ILOGD("> pc <-- %s.%s %s", curMethod->clazz->descriptor, 4035 curMethod->name, curMethod->shorty); 4036 DUMP_REGS(curMethod, fp, true); // show input args 4037 FINISH(0); // jump to method start 4038 } else { 4039 /* set this up for JNI locals, even if not a JNI native */ 4040 #ifdef USE_INDIRECT_REF 4041 newSaveArea->xtra.localRefCookie = self->jniLocalRefTable.segmentState.all; 4042 #else 4043 newSaveArea->xtra.localRefCookie = self->jniLocalRefTable.nextEntry; 4044 #endif 4045 4046 self->curFrame = newFp; 4047 4048 DUMP_REGS(methodToCall, newFp, true); // show input args 4049 4050 #if (INTERP_TYPE == INTERP_DBG) 4051 if (gDvm.debuggerActive) { 4052 dvmDbgPostLocationEvent(methodToCall, -1, 4053 dvmGetThisPtr(curMethod, fp), DBG_METHOD_ENTRY); 4054 } 4055 #endif 4056 #if (INTERP_TYPE == INTERP_DBG) 4057 TRACE_METHOD_ENTER(self, methodToCall); 4058 #endif 4059 4060 { 4061 ILOGD("> native <-- %s.%s %s", methodToCall->clazz->descriptor, 4062 methodToCall->name, methodToCall->shorty); 4063 } 4064 4065 #if defined(WITH_JIT) 4066 /* Allow the Jit to end any pending trace building */ 4067 CHECK_JIT_VOID(); 4068 #endif 4069 4070 /* 4071 * Jump through native call bridge. Because we leave no 4072 * space for locals on native calls, "newFp" points directly 4073 * to the method arguments. 4074 */ 4075 (*methodToCall->nativeFunc)(newFp, &retval, methodToCall, self); 4076 4077 #if (INTERP_TYPE == INTERP_DBG) 4078 if (gDvm.debuggerActive) { 4079 dvmDbgPostLocationEvent(methodToCall, -1, 4080 dvmGetThisPtr(curMethod, fp), DBG_METHOD_EXIT); 4081 } 4082 #endif 4083 #if (INTERP_TYPE == INTERP_DBG) 4084 TRACE_METHOD_EXIT(self, methodToCall); 4085 #endif 4086 4087 /* pop frame off */ 4088 dvmPopJniLocals(self, newSaveArea); 4089 self->curFrame = fp; 4090 4091 /* 4092 * If the native code threw an exception, or interpreted code 4093 * invoked by the native call threw one and nobody has cleared 4094 * it, jump to our local exception handling. 4095 */ 4096 if (dvmCheckException(self)) { 4097 LOGV("Exception thrown by/below native code\n"); 4098 GOTO_exceptionThrown(); 4099 } 4100 4101 ILOGD("> retval=0x%llx (leaving native)", retval.j); 4102 ILOGD("> (return from native %s.%s to %s.%s %s)", 4103 methodToCall->clazz->descriptor, methodToCall->name, 4104 curMethod->clazz->descriptor, curMethod->name, 4105 curMethod->shorty); 4106 4107 //u2 invokeInstr = INST_INST(FETCH(0)); 4108 if (true /*invokeInstr >= OP_INVOKE_VIRTUAL && 4109 invokeInstr <= OP_INVOKE_INTERFACE*/) 4110 { 4111 FINISH(3); 4112 } else { 4113 //LOGE("Unknown invoke instr %02x at %d\n", 4114 // invokeInstr, (int) (pc - curMethod->insns)); 4115 assert(false); 4116 } 4117 } 4118 } 4119 assert(false); // should not get here 4120 GOTO_TARGET_END 4121 4122 /* File: cstubs/enddefs.c */ 4123 4124 /* undefine "magic" name remapping */ 4125 #undef retval 4126 #undef pc 4127 #undef fp 4128 #undef curMethod 4129 #undef methodClassDex 4130 #undef self 4131 #undef debugTrackedRefStart 4132 4133
