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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 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #if V8_TARGET_ARCH_ARM | 5 #if V8_TARGET_ARCH_ARM |
| 6 | 6 |
| 7 #include "src/full-codegen/full-codegen.h" | 7 #include "src/full-codegen/full-codegen.h" |
| 8 #include "src/ast/compile-time-value.h" | 8 #include "src/ast/compile-time-value.h" |
| 9 #include "src/ast/scopes.h" | 9 #include "src/ast/scopes.h" |
| 10 #include "src/code-factory.h" | 10 #include "src/code-factory.h" |
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| 2488 | 2488 |
| 2489 CallConstructStub stub(isolate()); | 2489 CallConstructStub stub(isolate()); |
| 2490 CallIC(stub.GetCode()); | 2490 CallIC(stub.GetCode()); |
| 2491 OperandStackDepthDecrement(arg_count + 1); | 2491 OperandStackDepthDecrement(arg_count + 1); |
| 2492 PrepareForBailoutForId(expr->ReturnId(), BailoutState::TOS_REGISTER); | 2492 PrepareForBailoutForId(expr->ReturnId(), BailoutState::TOS_REGISTER); |
| 2493 RestoreContext(); | 2493 RestoreContext(); |
| 2494 context()->Plug(r0); | 2494 context()->Plug(r0); |
| 2495 } | 2495 } |
| 2496 | 2496 |
| 2497 | 2497 |
| 2498 void FullCodeGenerator::EmitSuperConstructorCall(Call* expr) { | |
| 2499 SuperCallReference* super_call_ref = | |
| 2500 expr->expression()->AsSuperCallReference(); | |
| 2501 DCHECK_NOT_NULL(super_call_ref); | |
| 2502 | |
| 2503 // Push the super constructor target on the stack (may be null, | |
| 2504 // but the Construct builtin can deal with that properly). | |
| 2505 VisitForAccumulatorValue(super_call_ref->this_function_var()); | |
| 2506 __ AssertFunction(result_register()); | |
| 2507 __ ldr(result_register(), | |
| 2508 FieldMemOperand(result_register(), HeapObject::kMapOffset)); | |
| 2509 __ ldr(result_register(), | |
| 2510 FieldMemOperand(result_register(), Map::kPrototypeOffset)); | |
| 2511 PushOperand(result_register()); | |
| 2512 | |
| 2513 // Push the arguments ("left-to-right") on the stack. | |
| 2514 ZoneList<Expression*>* args = expr->arguments(); | |
| 2515 int arg_count = args->length(); | |
| 2516 for (int i = 0; i < arg_count; i++) { | |
| 2517 VisitForStackValue(args->at(i)); | |
| 2518 } | |
| 2519 | |
| 2520 // Call the construct call builtin that handles allocation and | |
| 2521 // constructor invocation. | |
| 2522 SetConstructCallPosition(expr); | |
| 2523 | |
| 2524 // Load new target into r3. | |
| 2525 VisitForAccumulatorValue(super_call_ref->new_target_var()); | |
| 2526 __ mov(r3, result_register()); | |
| 2527 | |
| 2528 // Load function and argument count into r1 and r0. | |
| 2529 __ mov(r0, Operand(arg_count)); | |
| 2530 __ ldr(r1, MemOperand(sp, arg_count * kPointerSize)); | |
| 2531 | |
| 2532 __ Call(isolate()->builtins()->Construct(), RelocInfo::CODE_TARGET); | |
| 2533 OperandStackDepthDecrement(arg_count + 1); | |
| 2534 | |
| 2535 RecordJSReturnSite(expr); | |
| 2536 RestoreContext(); | |
| 2537 context()->Plug(r0); | |
| 2538 } | |
| 2539 | |
| 2540 | |
| 2541 void FullCodeGenerator::EmitIsSmi(CallRuntime* expr) { | 2498 void FullCodeGenerator::EmitIsSmi(CallRuntime* expr) { |
| 2542 ZoneList<Expression*>* args = expr->arguments(); | 2499 ZoneList<Expression*>* args = expr->arguments(); |
| 2543 DCHECK(args->length() == 1); | 2500 DCHECK(args->length() == 1); |
| 2544 | 2501 |
| 2545 VisitForAccumulatorValue(args->at(0)); | 2502 VisitForAccumulatorValue(args->at(0)); |
| 2546 | 2503 |
| 2547 Label materialize_true, materialize_false; | 2504 Label materialize_true, materialize_false; |
| 2548 Label* if_true = NULL; | 2505 Label* if_true = NULL; |
| 2549 Label* if_false = NULL; | 2506 Label* if_false = NULL; |
| 2550 Label* fall_through = NULL; | 2507 Label* fall_through = NULL; |
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| 3645 DCHECK(interrupt_address == | 3602 DCHECK(interrupt_address == |
| 3646 isolate->builtins()->OnStackReplacement()->entry()); | 3603 isolate->builtins()->OnStackReplacement()->entry()); |
| 3647 return ON_STACK_REPLACEMENT; | 3604 return ON_STACK_REPLACEMENT; |
| 3648 } | 3605 } |
| 3649 | 3606 |
| 3650 | 3607 |
| 3651 } // namespace internal | 3608 } // namespace internal |
| 3652 } // namespace v8 | 3609 } // namespace v8 |
| 3653 | 3610 |
| 3654 #endif // V8_TARGET_ARCH_ARM | 3611 #endif // V8_TARGET_ARCH_ARM |
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