ager@chromium.org | 9258b6b | 2008-09-11 09:11:10 +0000 | [diff] [blame] | 1 | // Copyright 2006-2008 the V8 project authors. All rights reserved. |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 2 | // Redistribution and use in source and binary forms, with or without |
| 3 | // modification, are permitted provided that the following conditions are |
| 4 | // met: |
| 5 | // |
| 6 | // * Redistributions of source code must retain the above copyright |
| 7 | // notice, this list of conditions and the following disclaimer. |
| 8 | // * Redistributions in binary form must reproduce the above |
| 9 | // copyright notice, this list of conditions and the following |
| 10 | // disclaimer in the documentation and/or other materials provided |
| 11 | // with the distribution. |
| 12 | // * Neither the name of Google Inc. nor the names of its |
| 13 | // contributors may be used to endorse or promote products derived |
| 14 | // from this software without specific prior written permission. |
| 15 | // |
| 16 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | |
| 28 | #include "v8.h" |
| 29 | |
| 30 | #include "api.h" |
| 31 | #include "arguments.h" |
| 32 | #include "ic-inl.h" |
| 33 | #include "stub-cache.h" |
| 34 | |
| 35 | namespace v8 { namespace internal { |
| 36 | |
| 37 | // ----------------------------------------------------------------------- |
| 38 | // StubCache implementation. |
| 39 | |
| 40 | |
| 41 | StubCache::Entry StubCache::primary_[StubCache::kPrimaryTableSize]; |
| 42 | StubCache::Entry StubCache::secondary_[StubCache::kSecondaryTableSize]; |
| 43 | |
| 44 | void StubCache::Initialize(bool create_heap_objects) { |
| 45 | ASSERT(IsPowerOf2(kPrimaryTableSize)); |
| 46 | ASSERT(IsPowerOf2(kSecondaryTableSize)); |
| 47 | if (create_heap_objects) { |
| 48 | HandleScope scope; |
| 49 | Clear(); |
| 50 | } |
| 51 | } |
| 52 | |
| 53 | |
| 54 | Code* StubCache::Set(String* name, Map* map, Code* code) { |
| 55 | // Get the flags from the code. |
| 56 | Code::Flags flags = Code::RemoveTypeFromFlags(code->flags()); |
| 57 | |
| 58 | // Validate that the name does not move on scavenge, and that we |
| 59 | // can use identity checks instead of string equality checks. |
| 60 | ASSERT(!Heap::InNewSpace(name)); |
| 61 | ASSERT(name->IsSymbol()); |
| 62 | |
| 63 | // The state bits are not important to the hash function because |
| 64 | // the stub cache only contains monomorphic stubs. Make sure that |
| 65 | // the bits are the least significant so they will be the ones |
| 66 | // masked out. |
kasper.lund | 7276f14 | 2008-07-30 08:49:36 +0000 | [diff] [blame] | 67 | ASSERT(Code::ExtractICStateFromFlags(flags) == MONOMORPHIC); |
| 68 | ASSERT(Code::kFlagsICStateShift == 0); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 69 | |
| 70 | // Make sure that the code type is not included in the hash. |
| 71 | ASSERT(Code::ExtractTypeFromFlags(flags) == 0); |
| 72 | |
| 73 | // Compute the primary entry. |
| 74 | int primary_offset = PrimaryOffset(name, flags, map); |
| 75 | Entry* primary = entry(primary_, primary_offset); |
| 76 | Code* hit = primary->value; |
| 77 | |
| 78 | // If the primary entry has useful data in it, we retire it to the |
| 79 | // secondary cache before overwriting it. |
| 80 | if (hit != Builtins::builtin(Builtins::Illegal)) { |
| 81 | Code::Flags primary_flags = Code::RemoveTypeFromFlags(hit->flags()); |
| 82 | int secondary_offset = |
| 83 | SecondaryOffset(primary->key, primary_flags, primary_offset); |
| 84 | Entry* secondary = entry(secondary_, secondary_offset); |
| 85 | *secondary = *primary; |
| 86 | } |
| 87 | |
| 88 | // Update primary cache. |
| 89 | primary->key = name; |
| 90 | primary->value = code; |
| 91 | return code; |
| 92 | } |
| 93 | |
| 94 | |
| 95 | Object* StubCache::ComputeLoadField(String* name, |
| 96 | JSObject* receiver, |
| 97 | JSObject* holder, |
| 98 | int field_index) { |
| 99 | Code::Flags flags = Code::ComputeMonomorphicFlags(Code::LOAD_IC, FIELD); |
| 100 | Object* code = receiver->map()->FindInCodeCache(name, flags); |
| 101 | if (code->IsUndefined()) { |
| 102 | LoadStubCompiler compiler; |
| 103 | code = compiler.CompileLoadField(receiver, holder, field_index); |
| 104 | if (code->IsFailure()) return code; |
| 105 | LOG(CodeCreateEvent("LoadIC", Code::cast(code), name)); |
| 106 | Object* result = receiver->map()->UpdateCodeCache(name, Code::cast(code)); |
| 107 | if (result->IsFailure()) return code; |
| 108 | } |
| 109 | return Set(name, receiver->map(), Code::cast(code)); |
| 110 | } |
| 111 | |
| 112 | |
| 113 | Object* StubCache::ComputeLoadCallback(String* name, |
| 114 | JSObject* receiver, |
| 115 | JSObject* holder, |
| 116 | AccessorInfo* callback) { |
| 117 | ASSERT(v8::ToCData<Address>(callback->getter()) != 0); |
| 118 | Code::Flags flags = Code::ComputeMonomorphicFlags(Code::LOAD_IC, CALLBACKS); |
| 119 | Object* code = receiver->map()->FindInCodeCache(name, flags); |
| 120 | if (code->IsUndefined()) { |
| 121 | LoadStubCompiler compiler; |
| 122 | code = compiler.CompileLoadCallback(receiver, holder, callback); |
| 123 | if (code->IsFailure()) return code; |
| 124 | LOG(CodeCreateEvent("LoadIC", Code::cast(code), name)); |
| 125 | Object* result = receiver->map()->UpdateCodeCache(name, Code::cast(code)); |
| 126 | if (result->IsFailure()) return code; |
| 127 | } |
| 128 | return Set(name, receiver->map(), Code::cast(code)); |
| 129 | } |
| 130 | |
| 131 | |
| 132 | Object* StubCache::ComputeLoadConstant(String* name, |
| 133 | JSObject* receiver, |
| 134 | JSObject* holder, |
| 135 | Object* value) { |
| 136 | Code::Flags flags = |
| 137 | Code::ComputeMonomorphicFlags(Code::LOAD_IC, CONSTANT_FUNCTION); |
| 138 | Object* code = receiver->map()->FindInCodeCache(name, flags); |
| 139 | if (code->IsUndefined()) { |
| 140 | LoadStubCompiler compiler; |
| 141 | code = compiler.CompileLoadConstant(receiver, holder, value); |
| 142 | if (code->IsFailure()) return code; |
| 143 | LOG(CodeCreateEvent("LoadIC", Code::cast(code), name)); |
| 144 | Object* result = receiver->map()->UpdateCodeCache(name, Code::cast(code)); |
| 145 | if (result->IsFailure()) return code; |
| 146 | } |
| 147 | return Set(name, receiver->map(), Code::cast(code)); |
| 148 | } |
| 149 | |
| 150 | |
| 151 | Object* StubCache::ComputeLoadInterceptor(String* name, |
| 152 | JSObject* receiver, |
| 153 | JSObject* holder) { |
| 154 | Code::Flags flags = Code::ComputeMonomorphicFlags(Code::LOAD_IC, INTERCEPTOR); |
| 155 | Object* code = receiver->map()->FindInCodeCache(name, flags); |
| 156 | if (code->IsUndefined()) { |
| 157 | LoadStubCompiler compiler; |
| 158 | code = compiler.CompileLoadInterceptor(receiver, holder, name); |
| 159 | if (code->IsFailure()) return code; |
| 160 | LOG(CodeCreateEvent("LoadIC", Code::cast(code), name)); |
| 161 | Object* result = receiver->map()->UpdateCodeCache(name, Code::cast(code)); |
| 162 | if (result->IsFailure()) return code; |
| 163 | } |
| 164 | return Set(name, receiver->map(), Code::cast(code)); |
| 165 | } |
| 166 | |
| 167 | |
| 168 | Object* StubCache::ComputeLoadNormal(String* name, JSObject* receiver) { |
| 169 | Code* code = Builtins::builtin(Builtins::LoadIC_Normal); |
| 170 | return Set(name, receiver->map(), code); |
| 171 | } |
| 172 | |
| 173 | |
| 174 | Object* StubCache::ComputeKeyedLoadField(String* name, |
| 175 | JSObject* receiver, |
| 176 | JSObject* holder, |
| 177 | int field_index) { |
| 178 | Code::Flags flags = Code::ComputeMonomorphicFlags(Code::KEYED_LOAD_IC, FIELD); |
| 179 | Object* code = receiver->map()->FindInCodeCache(name, flags); |
| 180 | if (code->IsUndefined()) { |
| 181 | KeyedLoadStubCompiler compiler; |
| 182 | code = compiler.CompileLoadField(name, receiver, holder, field_index); |
| 183 | if (code->IsFailure()) return code; |
| 184 | LOG(CodeCreateEvent("KeyedLoadIC", Code::cast(code), name)); |
| 185 | Object* result = receiver->map()->UpdateCodeCache(name, Code::cast(code)); |
| 186 | if (result->IsFailure()) return result; |
| 187 | } |
| 188 | return code; |
| 189 | } |
| 190 | |
| 191 | |
| 192 | Object* StubCache::ComputeKeyedLoadConstant(String* name, |
| 193 | JSObject* receiver, |
| 194 | JSObject* holder, |
| 195 | Object* value) { |
| 196 | Code::Flags flags = |
| 197 | Code::ComputeMonomorphicFlags(Code::KEYED_LOAD_IC, CONSTANT_FUNCTION); |
| 198 | Object* code = receiver->map()->FindInCodeCache(name, flags); |
| 199 | if (code->IsUndefined()) { |
| 200 | KeyedLoadStubCompiler compiler; |
| 201 | code = compiler.CompileLoadConstant(name, receiver, holder, value); |
| 202 | if (code->IsFailure()) return code; |
| 203 | LOG(CodeCreateEvent("KeyedLoadIC", Code::cast(code), name)); |
| 204 | Object* result = receiver->map()->UpdateCodeCache(name, Code::cast(code)); |
| 205 | if (result->IsFailure()) return result; |
| 206 | } |
| 207 | return code; |
| 208 | } |
| 209 | |
| 210 | |
| 211 | Object* StubCache::ComputeKeyedLoadInterceptor(String* name, |
| 212 | JSObject* receiver, |
| 213 | JSObject* holder) { |
| 214 | Code::Flags flags = |
| 215 | Code::ComputeMonomorphicFlags(Code::KEYED_LOAD_IC, INTERCEPTOR); |
| 216 | Object* code = receiver->map()->FindInCodeCache(name, flags); |
| 217 | if (code->IsUndefined()) { |
| 218 | KeyedLoadStubCompiler compiler; |
| 219 | code = compiler.CompileLoadInterceptor(receiver, holder, name); |
| 220 | if (code->IsFailure()) return code; |
| 221 | LOG(CodeCreateEvent("KeyedLoadIC", Code::cast(code), name)); |
| 222 | Object* result = receiver->map()->UpdateCodeCache(name, Code::cast(code)); |
| 223 | if (result->IsFailure()) return result; |
| 224 | } |
| 225 | return code; |
| 226 | } |
| 227 | |
| 228 | |
| 229 | Object* StubCache::ComputeKeyedLoadCallback(String* name, |
| 230 | JSObject* receiver, |
| 231 | JSObject* holder, |
| 232 | AccessorInfo* callback) { |
| 233 | Code::Flags flags = |
| 234 | Code::ComputeMonomorphicFlags(Code::KEYED_LOAD_IC, CALLBACKS); |
| 235 | Object* code = receiver->map()->FindInCodeCache(name, flags); |
| 236 | if (code->IsUndefined()) { |
| 237 | KeyedLoadStubCompiler compiler; |
| 238 | code = compiler.CompileLoadCallback(name, receiver, holder, callback); |
| 239 | if (code->IsFailure()) return code; |
| 240 | LOG(CodeCreateEvent("KeyedLoadIC", Code::cast(code), name)); |
| 241 | Object* result = receiver->map()->UpdateCodeCache(name, Code::cast(code)); |
| 242 | if (result->IsFailure()) return result; |
| 243 | } |
| 244 | return code; |
| 245 | } |
| 246 | |
| 247 | |
| 248 | |
| 249 | Object* StubCache::ComputeKeyedLoadArrayLength(String* name, |
| 250 | JSArray* receiver) { |
| 251 | Code::Flags flags = |
| 252 | Code::ComputeMonomorphicFlags(Code::KEYED_LOAD_IC, CALLBACKS); |
| 253 | Object* code = receiver->map()->FindInCodeCache(name, flags); |
| 254 | if (code->IsUndefined()) { |
| 255 | KeyedLoadStubCompiler compiler; |
| 256 | code = compiler.CompileLoadArrayLength(name); |
| 257 | if (code->IsFailure()) return code; |
| 258 | LOG(CodeCreateEvent("KeyedLoadIC", Code::cast(code), name)); |
| 259 | Object* result = receiver->map()->UpdateCodeCache(name, Code::cast(code)); |
| 260 | if (result->IsFailure()) return result; |
| 261 | } |
| 262 | return code; |
| 263 | } |
| 264 | |
| 265 | |
kasperl@chromium.org | 9fe21c6 | 2008-10-28 08:53:51 +0000 | [diff] [blame] | 266 | Object* StubCache::ComputeKeyedLoadStringLength(String* name, |
| 267 | String* receiver) { |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 268 | Code::Flags flags = |
| 269 | Code::ComputeMonomorphicFlags(Code::KEYED_LOAD_IC, CALLBACKS); |
| 270 | Object* code = receiver->map()->FindInCodeCache(name, flags); |
| 271 | if (code->IsUndefined()) { |
| 272 | KeyedLoadStubCompiler compiler; |
kasperl@chromium.org | 9fe21c6 | 2008-10-28 08:53:51 +0000 | [diff] [blame] | 273 | code = compiler.CompileLoadStringLength(name); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 274 | if (code->IsFailure()) return code; |
| 275 | LOG(CodeCreateEvent("KeyedLoadIC", Code::cast(code), name)); |
| 276 | Object* result = receiver->map()->UpdateCodeCache(name, Code::cast(code)); |
| 277 | if (result->IsFailure()) return result; |
| 278 | } |
| 279 | return code; |
| 280 | } |
| 281 | |
| 282 | |
| 283 | Object* StubCache::ComputeKeyedLoadFunctionPrototype(String* name, |
| 284 | JSFunction* receiver) { |
| 285 | Code::Flags flags = |
| 286 | Code::ComputeMonomorphicFlags(Code::KEYED_LOAD_IC, CALLBACKS); |
| 287 | Object* code = receiver->map()->FindInCodeCache(name, flags); |
| 288 | if (code->IsUndefined()) { |
| 289 | KeyedLoadStubCompiler compiler; |
| 290 | code = compiler.CompileLoadFunctionPrototype(name); |
| 291 | if (code->IsFailure()) return code; |
| 292 | LOG(CodeCreateEvent("KeyedLoadIC", Code::cast(code), name)); |
| 293 | Object* result = receiver->map()->UpdateCodeCache(name, Code::cast(code)); |
| 294 | if (result->IsFailure()) return result; |
| 295 | } |
| 296 | return code; |
| 297 | } |
| 298 | |
| 299 | |
| 300 | Object* StubCache::ComputeStoreField(String* name, |
| 301 | JSObject* receiver, |
| 302 | int field_index, |
| 303 | Map* transition) { |
| 304 | PropertyType type = (transition == NULL) ? FIELD : MAP_TRANSITION; |
| 305 | Code::Flags flags = Code::ComputeMonomorphicFlags(Code::STORE_IC, type); |
| 306 | Object* code = receiver->map()->FindInCodeCache(name, flags); |
| 307 | if (code->IsUndefined()) { |
| 308 | StoreStubCompiler compiler; |
| 309 | code = compiler.CompileStoreField(receiver, field_index, transition, name); |
| 310 | if (code->IsFailure()) return code; |
| 311 | LOG(CodeCreateEvent("StoreIC", Code::cast(code), name)); |
| 312 | Object* result = receiver->map()->UpdateCodeCache(name, Code::cast(code)); |
| 313 | if (result->IsFailure()) return result; |
| 314 | } |
| 315 | return Set(name, receiver->map(), Code::cast(code)); |
| 316 | } |
| 317 | |
| 318 | |
| 319 | Object* StubCache::ComputeStoreCallback(String* name, |
| 320 | JSObject* receiver, |
| 321 | AccessorInfo* callback) { |
| 322 | ASSERT(v8::ToCData<Address>(callback->setter()) != 0); |
| 323 | Code::Flags flags = Code::ComputeMonomorphicFlags(Code::STORE_IC, CALLBACKS); |
| 324 | Object* code = receiver->map()->FindInCodeCache(name, flags); |
| 325 | if (code->IsUndefined()) { |
| 326 | StoreStubCompiler compiler; |
| 327 | code = compiler.CompileStoreCallback(receiver, callback, name); |
| 328 | if (code->IsFailure()) return code; |
| 329 | LOG(CodeCreateEvent("StoreIC", Code::cast(code), name)); |
| 330 | Object* result = receiver->map()->UpdateCodeCache(name, Code::cast(code)); |
| 331 | if (result->IsFailure()) return result; |
| 332 | } |
| 333 | return Set(name, receiver->map(), Code::cast(code)); |
| 334 | } |
| 335 | |
| 336 | |
| 337 | Object* StubCache::ComputeStoreInterceptor(String* name, |
| 338 | JSObject* receiver) { |
| 339 | Code::Flags flags = |
| 340 | Code::ComputeMonomorphicFlags(Code::STORE_IC, INTERCEPTOR); |
| 341 | Object* code = receiver->map()->FindInCodeCache(name, flags); |
| 342 | if (code->IsUndefined()) { |
| 343 | StoreStubCompiler compiler; |
| 344 | code = compiler.CompileStoreInterceptor(receiver, name); |
| 345 | if (code->IsFailure()) return code; |
| 346 | LOG(CodeCreateEvent("StoreIC", Code::cast(code), name)); |
| 347 | Object* result = receiver->map()->UpdateCodeCache(name, Code::cast(code)); |
| 348 | if (result->IsFailure()) return result; |
| 349 | } |
| 350 | return Set(name, receiver->map(), Code::cast(code)); |
| 351 | } |
| 352 | |
| 353 | |
| 354 | Object* StubCache::ComputeKeyedStoreField(String* name, JSObject* receiver, |
| 355 | int field_index, Map* transition) { |
| 356 | PropertyType type = (transition == NULL) ? FIELD : MAP_TRANSITION; |
| 357 | Code::Flags flags = Code::ComputeMonomorphicFlags(Code::KEYED_STORE_IC, type); |
| 358 | Object* code = receiver->map()->FindInCodeCache(name, flags); |
| 359 | if (code->IsUndefined()) { |
| 360 | KeyedStoreStubCompiler compiler; |
| 361 | code = compiler.CompileStoreField(receiver, field_index, transition, name); |
| 362 | if (code->IsFailure()) return code; |
| 363 | LOG(CodeCreateEvent("KeyedStoreIC", Code::cast(code), name)); |
| 364 | Object* result = receiver->map()->UpdateCodeCache(name, Code::cast(code)); |
| 365 | if (result->IsFailure()) return result; |
| 366 | } |
| 367 | return code; |
| 368 | } |
| 369 | |
| 370 | |
| 371 | Object* StubCache::ComputeCallConstant(int argc, |
| 372 | String* name, |
| 373 | Object* object, |
| 374 | JSObject* holder, |
| 375 | JSFunction* function) { |
| 376 | // Compute the check type and the map. |
| 377 | Map* map = IC::GetCodeCacheMapForObject(object); |
| 378 | |
| 379 | // Compute check type based on receiver/holder. |
| 380 | StubCompiler::CheckType check = StubCompiler::RECEIVER_MAP_CHECK; |
| 381 | if (object->IsString()) { |
| 382 | check = StubCompiler::STRING_CHECK; |
| 383 | } else if (object->IsNumber()) { |
| 384 | check = StubCompiler::NUMBER_CHECK; |
| 385 | } else if (object->IsBoolean()) { |
| 386 | check = StubCompiler::BOOLEAN_CHECK; |
| 387 | } |
| 388 | |
| 389 | Code::Flags flags = |
| 390 | Code::ComputeMonomorphicFlags(Code::CALL_IC, CONSTANT_FUNCTION, argc); |
| 391 | Object* code = map->FindInCodeCache(name, flags); |
| 392 | if (code->IsUndefined()) { |
| 393 | if (object->IsJSObject()) { |
| 394 | Object* opt = |
| 395 | Top::LookupSpecialFunction(JSObject::cast(object), holder, function); |
| 396 | if (opt->IsJSFunction()) { |
| 397 | check = StubCompiler::JSARRAY_HAS_FAST_ELEMENTS_CHECK; |
| 398 | function = JSFunction::cast(opt); |
| 399 | } |
| 400 | } |
| 401 | // If the function hasn't been compiled yet, we cannot do it now |
| 402 | // because it may cause GC. To avoid this issue, we return an |
| 403 | // internal error which will make sure we do not update any |
| 404 | // caches. |
| 405 | if (!function->is_compiled()) return Failure::InternalError(); |
| 406 | // Compile the stub - only create stubs for fully compiled functions. |
| 407 | CallStubCompiler compiler(argc); |
| 408 | code = compiler.CompileCallConstant(object, holder, function, check); |
| 409 | if (code->IsFailure()) return code; |
| 410 | LOG(CodeCreateEvent("CallIC", Code::cast(code), name)); |
| 411 | Object* result = map->UpdateCodeCache(name, Code::cast(code)); |
| 412 | if (result->IsFailure()) return result; |
| 413 | } |
| 414 | return Set(name, map, Code::cast(code)); |
| 415 | } |
| 416 | |
| 417 | |
| 418 | Object* StubCache::ComputeCallField(int argc, |
| 419 | String* name, |
| 420 | Object* object, |
| 421 | JSObject* holder, |
| 422 | int index) { |
| 423 | // Compute the check type and the map. |
| 424 | Map* map = IC::GetCodeCacheMapForObject(object); |
| 425 | |
| 426 | // TODO(1233596): We cannot do receiver map check for non-JS objects |
| 427 | // because they may be represented as immediates without a |
| 428 | // map. Instead, we check against the map in the holder. |
| 429 | if (object->IsNumber() || object->IsBoolean() || object->IsString()) { |
| 430 | object = holder; |
| 431 | } |
| 432 | |
| 433 | Code::Flags flags = Code::ComputeMonomorphicFlags(Code::CALL_IC, FIELD, argc); |
| 434 | Object* code = map->FindInCodeCache(name, flags); |
| 435 | if (code->IsUndefined()) { |
| 436 | CallStubCompiler compiler(argc); |
| 437 | code = compiler.CompileCallField(object, holder, index); |
| 438 | if (code->IsFailure()) return code; |
| 439 | LOG(CodeCreateEvent("CallIC", Code::cast(code), name)); |
| 440 | Object* result = map->UpdateCodeCache(name, Code::cast(code)); |
| 441 | if (result->IsFailure()) return result; |
| 442 | } |
| 443 | return Set(name, map, Code::cast(code)); |
| 444 | } |
| 445 | |
| 446 | |
| 447 | Object* StubCache::ComputeCallInterceptor(int argc, |
| 448 | String* name, |
| 449 | Object* object, |
| 450 | JSObject* holder) { |
| 451 | // Compute the check type and the map. |
| 452 | // If the object is a value, we use the prototype map for the cache. |
| 453 | Map* map = IC::GetCodeCacheMapForObject(object); |
| 454 | |
| 455 | // TODO(1233596): We cannot do receiver map check for non-JS objects |
| 456 | // because they may be represented as immediates without a |
| 457 | // map. Instead, we check against the map in the holder. |
| 458 | if (object->IsNumber() || object->IsBoolean() || object->IsString()) { |
| 459 | object = holder; |
| 460 | } |
| 461 | |
| 462 | Code::Flags flags = |
| 463 | Code::ComputeMonomorphicFlags(Code::CALL_IC, INTERCEPTOR, argc); |
| 464 | Object* code = map->FindInCodeCache(name, flags); |
| 465 | if (code->IsUndefined()) { |
| 466 | CallStubCompiler compiler(argc); |
| 467 | code = compiler.CompileCallInterceptor(object, holder, name); |
| 468 | if (code->IsFailure()) return code; |
| 469 | LOG(CodeCreateEvent("CallIC", Code::cast(code), name)); |
| 470 | Object* result = map->UpdateCodeCache(name, Code::cast(code)); |
| 471 | if (result->IsFailure()) return result; |
| 472 | } |
| 473 | return Set(name, map, Code::cast(code)); |
| 474 | } |
| 475 | |
| 476 | |
| 477 | Object* StubCache::ComputeCallNormal(int argc, |
| 478 | String* name, |
| 479 | JSObject* receiver) { |
| 480 | Object* code = ComputeCallNormal(argc); |
| 481 | if (code->IsFailure()) return code; |
| 482 | return Set(name, receiver->map(), Code::cast(code)); |
| 483 | } |
| 484 | |
| 485 | |
| 486 | static Object* GetProbeValue(Code::Flags flags) { |
| 487 | Dictionary* dictionary = Heap::non_monomorphic_cache(); |
| 488 | int entry = dictionary->FindNumberEntry(flags); |
| 489 | if (entry != -1) return dictionary->ValueAt(entry); |
| 490 | return Heap::undefined_value(); |
| 491 | } |
| 492 | |
| 493 | |
| 494 | static Object* ProbeCache(Code::Flags flags) { |
| 495 | Object* probe = GetProbeValue(flags); |
| 496 | if (probe != Heap::undefined_value()) return probe; |
| 497 | // Seed the cache with an undefined value to make sure that any |
| 498 | // generated code object can always be inserted into the cache |
| 499 | // without causing allocation failures. |
| 500 | Object* result = |
| 501 | Heap::non_monomorphic_cache()->AtNumberPut(flags, |
| 502 | Heap::undefined_value()); |
| 503 | if (result->IsFailure()) return result; |
| 504 | Heap::set_non_monomorphic_cache(Dictionary::cast(result)); |
| 505 | return probe; |
| 506 | } |
| 507 | |
| 508 | |
| 509 | static Object* FillCache(Object* code) { |
| 510 | if (code->IsCode()) { |
| 511 | int entry = |
| 512 | Heap::non_monomorphic_cache()->FindNumberEntry( |
| 513 | Code::cast(code)->flags()); |
| 514 | // The entry must be present see comment in ProbeCache. |
| 515 | ASSERT(entry != -1); |
| 516 | ASSERT(Heap::non_monomorphic_cache()->ValueAt(entry) == |
| 517 | Heap::undefined_value()); |
| 518 | Heap::non_monomorphic_cache()->ValueAtPut(entry, code); |
| 519 | CHECK(GetProbeValue(Code::cast(code)->flags()) == code); |
| 520 | } |
| 521 | return code; |
| 522 | } |
| 523 | |
| 524 | |
| 525 | Code* StubCache::FindCallInitialize(int argc) { |
| 526 | Code::Flags flags = |
| 527 | Code::ComputeFlags(Code::CALL_IC, UNINITIALIZED, NORMAL, argc); |
| 528 | Object* result = ProbeCache(flags); |
| 529 | ASSERT(!result->IsUndefined()); |
| 530 | // This might be called during the marking phase of the collector |
| 531 | // hence the unchecked cast. |
| 532 | return reinterpret_cast<Code*>(result); |
| 533 | } |
| 534 | |
| 535 | |
| 536 | Object* StubCache::ComputeCallInitialize(int argc) { |
| 537 | Code::Flags flags = |
| 538 | Code::ComputeFlags(Code::CALL_IC, UNINITIALIZED, NORMAL, argc); |
| 539 | Object* probe = ProbeCache(flags); |
| 540 | if (!probe->IsUndefined()) return probe; |
| 541 | StubCompiler compiler; |
| 542 | return FillCache(compiler.CompileCallInitialize(flags)); |
| 543 | } |
| 544 | |
| 545 | |
ager@chromium.org | 3bf7b91 | 2008-11-17 09:09:45 +0000 | [diff] [blame] | 546 | Object* StubCache::ComputeCallInitializeInLoop(int argc) { |
| 547 | Code::Flags flags = |
| 548 | Code::ComputeFlags(Code::CALL_IC, UNINITIALIZED_IN_LOOP, NORMAL, argc); |
| 549 | Object* probe = ProbeCache(flags); |
| 550 | if (!probe->IsUndefined()) return probe; |
| 551 | StubCompiler compiler; |
| 552 | return FillCache(compiler.CompileCallInitialize(flags)); |
| 553 | } |
| 554 | |
| 555 | |
| 556 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 557 | Object* StubCache::ComputeCallPreMonomorphic(int argc) { |
| 558 | Code::Flags flags = |
| 559 | Code::ComputeFlags(Code::CALL_IC, PREMONOMORPHIC, NORMAL, argc); |
| 560 | Object* probe = ProbeCache(flags); |
| 561 | if (!probe->IsUndefined()) return probe; |
| 562 | StubCompiler compiler; |
| 563 | return FillCache(compiler.CompileCallPreMonomorphic(flags)); |
| 564 | } |
| 565 | |
| 566 | |
| 567 | Object* StubCache::ComputeCallNormal(int argc) { |
| 568 | Code::Flags flags = |
| 569 | Code::ComputeFlags(Code::CALL_IC, MONOMORPHIC, NORMAL, argc); |
| 570 | Object* probe = ProbeCache(flags); |
| 571 | if (!probe->IsUndefined()) return probe; |
| 572 | StubCompiler compiler; |
| 573 | return FillCache(compiler.CompileCallNormal(flags)); |
| 574 | } |
| 575 | |
| 576 | |
| 577 | Object* StubCache::ComputeCallMegamorphic(int argc) { |
| 578 | Code::Flags flags = |
| 579 | Code::ComputeFlags(Code::CALL_IC, MEGAMORPHIC, NORMAL, argc); |
| 580 | Object* probe = ProbeCache(flags); |
| 581 | if (!probe->IsUndefined()) return probe; |
| 582 | StubCompiler compiler; |
| 583 | return FillCache(compiler.CompileCallMegamorphic(flags)); |
| 584 | } |
| 585 | |
| 586 | |
| 587 | Object* StubCache::ComputeCallMiss(int argc) { |
| 588 | Code::Flags flags = |
| 589 | Code::ComputeFlags(Code::STUB, MEGAMORPHIC, NORMAL, argc); |
| 590 | Object* probe = ProbeCache(flags); |
| 591 | if (!probe->IsUndefined()) return probe; |
| 592 | StubCompiler compiler; |
| 593 | return FillCache(compiler.CompileCallMiss(flags)); |
| 594 | } |
| 595 | |
| 596 | |
| 597 | Object* StubCache::ComputeCallDebugBreak(int argc) { |
| 598 | Code::Flags flags = |
| 599 | Code::ComputeFlags(Code::CALL_IC, DEBUG_BREAK, NORMAL, argc); |
| 600 | Object* probe = ProbeCache(flags); |
| 601 | if (!probe->IsUndefined()) return probe; |
| 602 | StubCompiler compiler; |
| 603 | return FillCache(compiler.CompileCallDebugBreak(flags)); |
| 604 | } |
| 605 | |
| 606 | |
| 607 | Object* StubCache::ComputeCallDebugPrepareStepIn(int argc) { |
| 608 | Code::Flags flags = |
| 609 | Code::ComputeFlags(Code::CALL_IC, DEBUG_PREPARE_STEP_IN, NORMAL, argc); |
| 610 | Object* probe = ProbeCache(flags); |
| 611 | if (!probe->IsUndefined()) return probe; |
| 612 | StubCompiler compiler; |
| 613 | return FillCache(compiler.CompileCallDebugPrepareStepIn(flags)); |
| 614 | } |
| 615 | |
| 616 | |
| 617 | Object* StubCache::ComputeLazyCompile(int argc) { |
| 618 | Code::Flags flags = |
| 619 | Code::ComputeFlags(Code::STUB, UNINITIALIZED, NORMAL, argc); |
| 620 | Object* probe = ProbeCache(flags); |
| 621 | if (!probe->IsUndefined()) return probe; |
| 622 | StubCompiler compiler; |
| 623 | Object* result = FillCache(compiler.CompileLazyCompile(flags)); |
| 624 | if (result->IsCode()) { |
| 625 | Code* code = Code::cast(result); |
| 626 | USE(code); |
| 627 | LOG(CodeCreateEvent("LazyCompile", code, code->arguments_count())); |
| 628 | } |
| 629 | return result; |
| 630 | } |
| 631 | |
| 632 | |
| 633 | void StubCache::Clear() { |
| 634 | for (int i = 0; i < kPrimaryTableSize; i++) { |
| 635 | primary_[i].key = Heap::empty_string(); |
| 636 | primary_[i].value = Builtins::builtin(Builtins::Illegal); |
| 637 | } |
| 638 | for (int j = 0; j < kSecondaryTableSize; j++) { |
| 639 | secondary_[j].key = Heap::empty_string(); |
| 640 | secondary_[j].value = Builtins::builtin(Builtins::Illegal); |
| 641 | } |
| 642 | } |
| 643 | |
| 644 | |
| 645 | // ------------------------------------------------------------------------ |
| 646 | // StubCompiler implementation. |
| 647 | |
| 648 | |
| 649 | // Support function for computing call IC miss stubs. |
| 650 | Handle<Code> ComputeCallMiss(int argc) { |
| 651 | CALL_HEAP_FUNCTION(StubCache::ComputeCallMiss(argc), Code); |
| 652 | } |
| 653 | |
| 654 | |
| 655 | |
| 656 | Object* LoadCallbackProperty(Arguments args) { |
| 657 | Handle<JSObject> recv = args.at<JSObject>(0); |
| 658 | AccessorInfo* callback = AccessorInfo::cast(args[1]); |
| 659 | v8::AccessorGetter fun = |
| 660 | FUNCTION_CAST<v8::AccessorGetter>( |
| 661 | v8::ToCData<Address>(callback->getter())); |
| 662 | ASSERT(fun != NULL); |
| 663 | Handle<String> name = args.at<String>(2); |
| 664 | Handle<JSObject> holder = args.at<JSObject>(3); |
| 665 | HandleScope scope; |
| 666 | Handle<Object> data(callback->data()); |
| 667 | LOG(ApiNamedPropertyAccess("load", *recv, *name)); |
| 668 | // NOTE: If we can align the structure of an AccessorInfo with the |
| 669 | // locations of the arguments to this function maybe we don't have |
| 670 | // to explicitly create the structure but can just pass a pointer |
| 671 | // into the stack. |
| 672 | v8::AccessorInfo info( |
| 673 | v8::Utils::ToLocal(recv), |
| 674 | v8::Utils::ToLocal(data), |
| 675 | v8::Utils::ToLocal(holder)); |
| 676 | v8::Handle<v8::Value> result; |
| 677 | { |
| 678 | // Leaving JavaScript. |
| 679 | VMState state(OTHER); |
| 680 | result = fun(v8::Utils::ToLocal(name), info); |
| 681 | } |
| 682 | RETURN_IF_SCHEDULED_EXCEPTION(); |
| 683 | if (result.IsEmpty()) { |
| 684 | return Heap::undefined_value(); |
| 685 | } else { |
| 686 | return *v8::Utils::OpenHandle(*result); |
| 687 | } |
| 688 | } |
| 689 | |
| 690 | |
| 691 | Object* StoreCallbackProperty(Arguments args) { |
| 692 | Handle<JSObject> recv = args.at<JSObject>(0); |
| 693 | AccessorInfo* callback = AccessorInfo::cast(args[1]); |
| 694 | v8::AccessorSetter fun = |
| 695 | FUNCTION_CAST<v8::AccessorSetter>( |
| 696 | v8::ToCData<Address>(callback->setter())); |
| 697 | ASSERT(fun != NULL); |
| 698 | Handle<String> name = args.at<String>(2); |
| 699 | Handle<Object> value = args.at<Object>(3); |
| 700 | HandleScope scope; |
| 701 | Handle<Object> data(callback->data()); |
| 702 | LOG(ApiNamedPropertyAccess("store", *recv, *name)); |
| 703 | v8::AccessorInfo info( |
| 704 | v8::Utils::ToLocal(recv), |
| 705 | v8::Utils::ToLocal(data), |
| 706 | v8::Utils::ToLocal(recv)); |
| 707 | { |
| 708 | // Leaving JavaScript. |
| 709 | VMState state(OTHER); |
| 710 | fun(v8::Utils::ToLocal(name), v8::Utils::ToLocal(value), info); |
| 711 | } |
| 712 | RETURN_IF_SCHEDULED_EXCEPTION(); |
| 713 | return *value; |
| 714 | } |
| 715 | |
| 716 | |
| 717 | Object* LoadInterceptorProperty(Arguments args) { |
| 718 | HandleScope scope; |
| 719 | Handle<JSObject> recv = args.at<JSObject>(0); |
| 720 | Handle<JSObject> holder = args.at<JSObject>(1); |
| 721 | Handle<String> name = args.at<String>(2); |
| 722 | ASSERT(holder->HasNamedInterceptor()); |
| 723 | PropertyAttributes attr = NONE; |
| 724 | Handle<Object> result = GetPropertyWithInterceptor(recv, holder, name, &attr); |
| 725 | |
| 726 | // GetPropertyWithInterceptor already converts a scheduled exception |
| 727 | // to a pending one if any. Don't use RETURN_IF_SCHEDULED_EXCEPTION() here. |
| 728 | |
| 729 | // Make sure to propagate exceptions. |
| 730 | if (result.is_null()) { |
| 731 | // Failure::Exception is converted to a null handle in the |
| 732 | // handle-based methods such as SetProperty. We therefore need |
| 733 | // to convert null handles back to exceptions. |
| 734 | ASSERT(Top::has_pending_exception()); |
| 735 | return Failure::Exception(); |
| 736 | } |
| 737 | |
| 738 | // If the property is present, return it. |
| 739 | if (attr != ABSENT) return *result; |
| 740 | |
| 741 | // If the top frame is an internal frame, this is really a call |
| 742 | // IC. In this case, we simply return the undefined result which |
| 743 | // will lead to an exception when trying to invoke the result as a |
| 744 | // function. |
| 745 | StackFrameIterator it; |
| 746 | it.Advance(); // skip exit frame |
| 747 | if (it.frame()->is_internal()) return *result; |
| 748 | |
| 749 | // If the load is non-contextual, just return the undefined result. |
| 750 | // Note that both keyed and non-keyed loads may end up here, so we |
| 751 | // can't use either LoadIC or KeyedLoadIC constructors. |
| 752 | IC ic(IC::NO_EXTRA_FRAME); |
| 753 | ASSERT(ic.target()->is_load_stub() || ic.target()->is_keyed_load_stub()); |
| 754 | if (!ic.is_contextual()) return *result; |
| 755 | |
| 756 | // Throw a reference error. |
| 757 | Handle<Object> error = |
| 758 | Factory::NewReferenceError("not_defined", HandleVector(&name, 1)); |
| 759 | return Top::Throw(*error); |
| 760 | } |
| 761 | |
| 762 | |
| 763 | Object* StoreInterceptorProperty(Arguments args) { |
| 764 | HandleScope scope; |
| 765 | Handle<JSObject> recv = args.at<JSObject>(0); |
| 766 | Handle<String> name = args.at<String>(1); |
| 767 | Handle<Object> value = args.at<Object>(2); |
| 768 | ASSERT(recv->HasNamedInterceptor()); |
| 769 | PropertyAttributes attr = NONE; |
| 770 | Handle<Object> result = SetPropertyWithInterceptor(recv, name, value, attr); |
| 771 | |
| 772 | // SetPropertyWithInterceptor already converts a scheduled exception |
| 773 | // to a pending one if any. Don't use RETURN_IF_SCHEDULED_EXCEPTION() here. |
| 774 | |
| 775 | // Make sure to propagate exceptions. |
| 776 | if (result.is_null()) { |
| 777 | // Failure::Exception is converted to a null handle in the |
| 778 | // handle-based methods such as SetProperty. We therefore need |
| 779 | // to convert null handles back to exceptions. |
| 780 | ASSERT(Top::has_pending_exception()); |
| 781 | return Failure::Exception(); |
| 782 | } |
| 783 | return *result; |
| 784 | } |
| 785 | |
| 786 | |
| 787 | Object* StubCompiler::CompileCallInitialize(Code::Flags flags) { |
| 788 | HandleScope scope; |
| 789 | int argc = Code::ExtractArgumentsCountFromFlags(flags); |
| 790 | CallIC::GenerateInitialize(masm(), argc); |
| 791 | Object* result = GetCodeWithFlags(flags); |
| 792 | if (!result->IsFailure()) { |
| 793 | Counters::call_initialize_stubs.Increment(); |
| 794 | Code* code = Code::cast(result); |
| 795 | USE(code); |
| 796 | LOG(CodeCreateEvent("CallInitialize", code, code->arguments_count())); |
| 797 | } |
| 798 | return result; |
| 799 | } |
| 800 | |
| 801 | |
| 802 | Object* StubCompiler::CompileCallPreMonomorphic(Code::Flags flags) { |
| 803 | HandleScope scope; |
| 804 | int argc = Code::ExtractArgumentsCountFromFlags(flags); |
| 805 | CallIC::GenerateInitialize(masm(), argc); |
| 806 | Object* result = GetCodeWithFlags(flags); |
| 807 | if (!result->IsFailure()) { |
| 808 | Counters::call_premonomorphic_stubs.Increment(); |
| 809 | Code* code = Code::cast(result); |
| 810 | USE(code); |
| 811 | LOG(CodeCreateEvent("CallPreMonomorphic", code, code->arguments_count())); |
| 812 | } |
| 813 | return result; |
| 814 | } |
| 815 | |
| 816 | |
| 817 | Object* StubCompiler::CompileCallNormal(Code::Flags flags) { |
| 818 | HandleScope scope; |
| 819 | int argc = Code::ExtractArgumentsCountFromFlags(flags); |
| 820 | CallIC::GenerateNormal(masm(), argc); |
| 821 | Object* result = GetCodeWithFlags(flags); |
| 822 | if (!result->IsFailure()) { |
| 823 | Counters::call_normal_stubs.Increment(); |
| 824 | Code* code = Code::cast(result); |
| 825 | USE(code); |
| 826 | LOG(CodeCreateEvent("CallNormal", code, code->arguments_count())); |
| 827 | } |
| 828 | return result; |
| 829 | } |
| 830 | |
| 831 | |
| 832 | Object* StubCompiler::CompileCallMegamorphic(Code::Flags flags) { |
| 833 | HandleScope scope; |
| 834 | int argc = Code::ExtractArgumentsCountFromFlags(flags); |
| 835 | CallIC::GenerateMegamorphic(masm(), argc); |
| 836 | Object* result = GetCodeWithFlags(flags); |
| 837 | if (!result->IsFailure()) { |
| 838 | Counters::call_megamorphic_stubs.Increment(); |
| 839 | Code* code = Code::cast(result); |
| 840 | USE(code); |
| 841 | LOG(CodeCreateEvent("CallMegamorphic", code, code->arguments_count())); |
| 842 | } |
| 843 | return result; |
| 844 | } |
| 845 | |
| 846 | |
| 847 | Object* StubCompiler::CompileCallMiss(Code::Flags flags) { |
| 848 | HandleScope scope; |
| 849 | int argc = Code::ExtractArgumentsCountFromFlags(flags); |
| 850 | CallIC::GenerateMiss(masm(), argc); |
| 851 | Object* result = GetCodeWithFlags(flags); |
| 852 | if (!result->IsFailure()) { |
| 853 | Counters::call_megamorphic_stubs.Increment(); |
| 854 | Code* code = Code::cast(result); |
| 855 | USE(code); |
| 856 | LOG(CodeCreateEvent("CallMiss", code, code->arguments_count())); |
| 857 | } |
| 858 | return result; |
| 859 | } |
| 860 | |
| 861 | |
| 862 | Object* StubCompiler::CompileCallDebugBreak(Code::Flags flags) { |
| 863 | HandleScope scope; |
| 864 | Builtins::Generate_CallIC_DebugBreak(masm()); |
| 865 | Object* result = GetCodeWithFlags(flags); |
| 866 | if (!result->IsFailure()) { |
| 867 | Code* code = Code::cast(result); |
| 868 | USE(code); |
| 869 | LOG(CodeCreateEvent("CallDebugBreak", code, code->arguments_count())); |
| 870 | } |
| 871 | return result; |
| 872 | } |
| 873 | |
| 874 | |
| 875 | Object* StubCompiler::CompileCallDebugPrepareStepIn(Code::Flags flags) { |
| 876 | HandleScope scope; |
| 877 | // Use the same code for the the step in preparations as we do for |
| 878 | // the miss case. |
| 879 | int argc = Code::ExtractArgumentsCountFromFlags(flags); |
| 880 | CallIC::GenerateMiss(masm(), argc); |
| 881 | Object* result = GetCodeWithFlags(flags); |
| 882 | if (!result->IsFailure()) { |
| 883 | Code* code = Code::cast(result); |
| 884 | USE(code); |
| 885 | LOG(CodeCreateEvent("CallDebugPrepareStepIn", code, |
| 886 | code->arguments_count())); |
| 887 | } |
| 888 | return result; |
| 889 | } |
| 890 | |
| 891 | |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 892 | Object* StubCompiler::GetCodeWithFlags(Code::Flags flags) { |
| 893 | CodeDesc desc; |
| 894 | masm_.GetCode(&desc); |
ager@chromium.org | a74f0da | 2008-12-03 16:05:52 +0000 | [diff] [blame^] | 895 | Object* result = Heap::CreateCode(desc, NULL, flags, NULL); |
christian.plesner.hansen | 43d26ec | 2008-07-03 15:10:15 +0000 | [diff] [blame] | 896 | #ifdef DEBUG |
| 897 | if (FLAG_print_code_stubs && !result->IsFailure()) { |
| 898 | Code::cast(result)->Print(); |
| 899 | } |
| 900 | #endif |
| 901 | return result; |
| 902 | } |
| 903 | |
| 904 | |
| 905 | Object* LoadStubCompiler::GetCode(PropertyType type) { |
| 906 | return GetCodeWithFlags(Code::ComputeMonomorphicFlags(Code::LOAD_IC, type)); |
| 907 | } |
| 908 | |
| 909 | |
| 910 | Object* KeyedLoadStubCompiler::GetCode(PropertyType type) { |
| 911 | return GetCodeWithFlags(Code::ComputeMonomorphicFlags(Code::KEYED_LOAD_IC, |
| 912 | type)); |
| 913 | } |
| 914 | |
| 915 | |
| 916 | Object* StoreStubCompiler::GetCode(PropertyType type) { |
| 917 | return GetCodeWithFlags(Code::ComputeMonomorphicFlags(Code::STORE_IC, type)); |
| 918 | } |
| 919 | |
| 920 | |
| 921 | Object* KeyedStoreStubCompiler::GetCode(PropertyType type) { |
| 922 | return GetCodeWithFlags(Code::ComputeMonomorphicFlags(Code::KEYED_STORE_IC, |
| 923 | type)); |
| 924 | } |
| 925 | |
| 926 | |
| 927 | Object* CallStubCompiler::GetCode(PropertyType type) { |
| 928 | int argc = arguments_.immediate(); |
| 929 | Code::Flags flags = Code::ComputeMonomorphicFlags(Code::CALL_IC, type, argc); |
| 930 | return GetCodeWithFlags(flags); |
| 931 | } |
| 932 | |
| 933 | |
| 934 | } } // namespace v8::internal |