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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 #include "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_X64 | 7 #if V8_TARGET_ARCH_X64 |
8 | 8 |
9 #include "src/code-factory.h" | 9 #include "src/code-factory.h" |
10 #include "src/code-stubs.h" | 10 #include "src/code-stubs.h" |
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3782 // If the object is not a value type, return the object. | 3782 // If the object is not a value type, return the object. |
3783 __ CmpObjectType(rax, JS_VALUE_TYPE, rbx); | 3783 __ CmpObjectType(rax, JS_VALUE_TYPE, rbx); |
3784 __ j(not_equal, &done); | 3784 __ j(not_equal, &done); |
3785 __ movp(rax, FieldOperand(rax, JSValue::kValueOffset)); | 3785 __ movp(rax, FieldOperand(rax, JSValue::kValueOffset)); |
3786 | 3786 |
3787 __ bind(&done); | 3787 __ bind(&done); |
3788 context()->Plug(rax); | 3788 context()->Plug(rax); |
3789 } | 3789 } |
3790 | 3790 |
3791 | 3791 |
3792 void FullCodeGenerator::EmitThrowIfNotADate(CallRuntime* expr) { | 3792 void FullCodeGenerator::EmitIsDate(CallRuntime* expr) { |
3793 ZoneList<Expression*>* args = expr->arguments(); | 3793 ZoneList<Expression*>* args = expr->arguments(); |
3794 DCHECK_EQ(1, args->length()); | 3794 DCHECK_EQ(1, args->length()); |
3795 | 3795 |
3796 VisitForAccumulatorValue(args->at(0)); // Load the object. | 3796 VisitForAccumulatorValue(args->at(0)); |
3797 | 3797 |
3798 Register object = rax; | 3798 Label materialize_true, materialize_false; |
3799 Register result = rax; | 3799 Label* if_true = nullptr; |
3800 Register scratch = rcx; | 3800 Label* if_false = nullptr; |
| 3801 Label* fall_through = nullptr; |
| 3802 context()->PrepareTest(&materialize_true, &materialize_false, &if_true, |
| 3803 &if_false, &fall_through); |
3801 | 3804 |
3802 Label done, not_date_object; | 3805 __ JumpIfSmi(rax, if_false); |
3803 __ JumpIfSmi(object, ¬_date_object, Label::kNear); | 3806 __ CmpObjectType(rax, JS_DATE_TYPE, rbx); |
3804 __ CmpObjectType(object, JS_DATE_TYPE, scratch); | 3807 PrepareForBailoutBeforeSplit(expr, true, if_true, if_false); |
3805 __ j(equal, &done, Label::kNear); | 3808 Split(equal, if_true, if_false, fall_through); |
3806 __ bind(¬_date_object); | |
3807 __ CallRuntime(Runtime::kThrowNotDateError, 0); | |
3808 | 3809 |
3809 __ bind(&done); | 3810 context()->Plug(if_true, if_false); |
3810 context()->Plug(result); | |
3811 } | 3811 } |
3812 | 3812 |
3813 | 3813 |
3814 void FullCodeGenerator::EmitDateField(CallRuntime* expr) { | 3814 void FullCodeGenerator::EmitDateField(CallRuntime* expr) { |
3815 ZoneList<Expression*>* args = expr->arguments(); | 3815 ZoneList<Expression*>* args = expr->arguments(); |
3816 DCHECK(args->length() == 2); | 3816 DCHECK(args->length() == 2); |
3817 DCHECK_NOT_NULL(args->at(1)->AsLiteral()); | 3817 DCHECK_NOT_NULL(args->at(1)->AsLiteral()); |
3818 Smi* index = Smi::cast(*(args->at(1)->AsLiteral()->value())); | 3818 Smi* index = Smi::cast(*(args->at(1)->AsLiteral()->value())); |
3819 | 3819 |
3820 VisitForAccumulatorValue(args->at(0)); // Load the object. | 3820 VisitForAccumulatorValue(args->at(0)); // Load the object. |
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5496 Assembler::target_address_at(call_target_address, | 5496 Assembler::target_address_at(call_target_address, |
5497 unoptimized_code)); | 5497 unoptimized_code)); |
5498 return OSR_AFTER_STACK_CHECK; | 5498 return OSR_AFTER_STACK_CHECK; |
5499 } | 5499 } |
5500 | 5500 |
5501 | 5501 |
5502 } // namespace internal | 5502 } // namespace internal |
5503 } // namespace v8 | 5503 } // namespace v8 |
5504 | 5504 |
5505 #endif // V8_TARGET_ARCH_X64 | 5505 #endif // V8_TARGET_ARCH_X64 |
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