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Issue 23699002: load ics for js api accessors (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 7 years, 3 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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308 if (!stub.is_null()) return stub; 308 if (!stub.is_null()) return stub;
309 309
310 LoadStubCompiler compiler(isolate_); 310 LoadStubCompiler compiler(isolate_);
311 Handle<Code> handler = 311 Handle<Code> handler =
312 compiler.CompileLoadCallback(receiver, holder, name, callback); 312 compiler.CompileLoadCallback(receiver, holder, name, callback);
313 JSObject::UpdateMapCodeCache(stub_holder, name, handler); 313 JSObject::UpdateMapCodeCache(stub_holder, name, handler);
314 return handler; 314 return handler;
315 } 315 }
316 316
317 317
318 Handle<Code> StubCache::ComputeLoadCallback(
319 Handle<Name> name,
320 Handle<JSObject> receiver,
321 Handle<JSObject> holder,
322 const CallOptimization& call_optimization) {
323 Handle<JSObject> stub_holder = StubHolder(receiver, holder);
324 Handle<Code> stub = FindLoadHandler(
325 name, receiver, stub_holder, Code::LOAD_IC, Code::CALLBACKS);
326 if (!stub.is_null()) return stub;
327
328 LoadStubCompiler compiler(isolate_);
329 Handle<Code> handler =
330 compiler.CompileLoadCallback(receiver, holder, name, call_optimization);
331 JSObject::UpdateMapCodeCache(stub_holder, name, handler);
332 return handler;
333 }
334
335
318 Handle<Code> StubCache::ComputeLoadViaGetter(Handle<Name> name, 336 Handle<Code> StubCache::ComputeLoadViaGetter(Handle<Name> name,
319 Handle<JSObject> receiver, 337 Handle<JSObject> receiver,
320 Handle<JSObject> holder, 338 Handle<JSObject> holder,
321 Handle<JSFunction> getter) { 339 Handle<JSFunction> getter) {
322 Handle<JSObject> stub_holder = StubHolder(receiver, holder); 340 Handle<JSObject> stub_holder = StubHolder(receiver, holder);
323 Handle<Code> stub = FindLoadHandler( 341 Handle<Code> stub = FindLoadHandler(
324 name, receiver, stub_holder, Code::LOAD_IC, Code::CALLBACKS); 342 name, receiver, stub_holder, Code::LOAD_IC, Code::CALLBACKS);
325 if (!stub.is_null()) return stub; 343 if (!stub.is_null()) return stub;
326 344
327 LoadStubCompiler compiler(isolate_); 345 LoadStubCompiler compiler(isolate_);
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458 if (!stub.is_null()) return stub; 476 if (!stub.is_null()) return stub;
459 477
460 KeyedLoadStubCompiler compiler(isolate_); 478 KeyedLoadStubCompiler compiler(isolate_);
461 Handle<Code> handler = 479 Handle<Code> handler =
462 compiler.CompileLoadCallback(receiver, holder, name, callback); 480 compiler.CompileLoadCallback(receiver, holder, name, callback);
463 JSObject::UpdateMapCodeCache(stub_holder, name, handler); 481 JSObject::UpdateMapCodeCache(stub_holder, name, handler);
464 return handler; 482 return handler;
465 } 483 }
466 484
467 485
486 Handle<Code> StubCache::ComputeKeyedLoadCallback(
487 Handle<Name> name,
488 Handle<JSObject> receiver,
489 Handle<JSObject> holder,
490 const CallOptimization& call_optimization) {
491 Handle<JSObject> stub_holder = StubHolder(receiver, holder);
492 Handle<Code> stub = FindLoadHandler(
493 name, receiver, stub_holder, Code::KEYED_LOAD_IC, Code::CALLBACKS);
494 if (!stub.is_null()) return stub;
495
496 KeyedLoadStubCompiler compiler(isolate_);
497 Handle<Code> handler =
498 compiler.CompileLoadCallback(receiver, holder, name, call_optimization);
499 JSObject::UpdateMapCodeCache(stub_holder, name, handler);
500 return handler;
501 }
502
503
468 Handle<Code> StubCache::ComputeStoreField(Handle<Name> name, 504 Handle<Code> StubCache::ComputeStoreField(Handle<Name> name,
469 Handle<JSObject> receiver, 505 Handle<JSObject> receiver,
470 LookupResult* lookup, 506 LookupResult* lookup,
471 StrictModeFlag strict_mode) { 507 StrictModeFlag strict_mode) {
472 Handle<Code> stub = FindStoreHandler( 508 Handle<Code> stub = FindStoreHandler(
473 name, receiver, Code::STORE_IC, Code::FIELD, strict_mode); 509 name, receiver, Code::STORE_IC, Code::FIELD, strict_mode);
474 if (!stub.is_null()) return stub; 510 if (!stub.is_null()) return stub;
475 511
476 StoreStubCompiler compiler(isolate_, strict_mode); 512 StoreStubCompiler compiler(isolate_, strict_mode);
477 Handle<Code> handler = compiler.CompileStoreField(receiver, lookup, name); 513 Handle<Code> handler = compiler.CompileStoreField(receiver, lookup, name);
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1641 Register reg = CallbackHandlerFrontend( 1677 Register reg = CallbackHandlerFrontend(
1642 object, receiver(), holder, name, &success, callback); 1678 object, receiver(), holder, name, &success, callback);
1643 __ bind(&success); 1679 __ bind(&success);
1644 GenerateLoadCallback(reg, callback); 1680 GenerateLoadCallback(reg, callback);
1645 1681
1646 // Return the generated code. 1682 // Return the generated code.
1647 return GetCode(kind(), Code::CALLBACKS, name); 1683 return GetCode(kind(), Code::CALLBACKS, name);
1648 } 1684 }
1649 1685
1650 1686
1687 Handle<Code> BaseLoadStubCompiler::CompileLoadCallback(
1688 Handle<JSObject> object,
1689 Handle<JSObject> holder,
1690 Handle<Name> name,
1691 const CallOptimization& call_optimization) {
1692 ASSERT(call_optimization.is_simple_api_call());
1693 Label success;
1694
1695 Handle<JSFunction> callback = call_optimization.constant_function();
1696 CallbackHandlerFrontend(
1697 object, receiver(), holder, name, &success, callback);
1698 __ bind(&success);
1699 GenerateLoadCallback(call_optimization);
1700
1701 // Return the generated code.
1702 return GetCode(kind(), Code::CALLBACKS, name);
1703 }
1704
1705
1651 Handle<Code> BaseLoadStubCompiler::CompileLoadInterceptor( 1706 Handle<Code> BaseLoadStubCompiler::CompileLoadInterceptor(
1652 Handle<JSObject> object, 1707 Handle<JSObject> object,
1653 Handle<JSObject> holder, 1708 Handle<JSObject> holder,
1654 Handle<Name> name) { 1709 Handle<Name> name) {
1655 Label success; 1710 Label success;
1656 1711
1657 LookupResult lookup(isolate()); 1712 LookupResult lookup(isolate());
1658 LookupPostInterceptor(holder, name, &lookup); 1713 LookupPostInterceptor(holder, name, &lookup);
1659 1714
1660 Register reg = HandlerFrontend(object, receiver(), holder, name, &success); 1715 Register reg = HandlerFrontend(object, receiver(), holder, name, &success);
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2190 Handle<FunctionTemplateInfo>( 2245 Handle<FunctionTemplateInfo>(
2191 FunctionTemplateInfo::cast(signature->receiver())); 2246 FunctionTemplateInfo::cast(signature->receiver()));
2192 } 2247 }
2193 } 2248 }
2194 2249
2195 is_simple_api_call_ = true; 2250 is_simple_api_call_ = true;
2196 } 2251 }
2197 2252
2198 2253
2199 } } // namespace v8::internal 2254 } } // namespace v8::internal
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