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