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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_X64 | 5 #if V8_TARGET_ARCH_X64 |
6 | 6 |
7 #include "src/code-factory.h" | 7 #include "src/code-factory.h" |
8 #include "src/codegen.h" | 8 #include "src/codegen.h" |
9 #include "src/deoptimizer.h" | 9 #include "src/deoptimizer.h" |
10 #include "src/full-codegen/full-codegen.h" | 10 #include "src/full-codegen/full-codegen.h" |
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636 Smi::FromInt(1)); | 636 Smi::FromInt(1)); |
637 | 637 |
638 // Check function data field is actually a BytecodeArray object. | 638 // Check function data field is actually a BytecodeArray object. |
639 if (FLAG_debug_code) { | 639 if (FLAG_debug_code) { |
640 __ AssertNotSmi(kInterpreterBytecodeArrayRegister); | 640 __ AssertNotSmi(kInterpreterBytecodeArrayRegister); |
641 __ CmpObjectType(kInterpreterBytecodeArrayRegister, BYTECODE_ARRAY_TYPE, | 641 __ CmpObjectType(kInterpreterBytecodeArrayRegister, BYTECODE_ARRAY_TYPE, |
642 rax); | 642 rax); |
643 __ Assert(equal, kFunctionDataShouldBeBytecodeArrayOnInterpreterEntry); | 643 __ Assert(equal, kFunctionDataShouldBeBytecodeArrayOnInterpreterEntry); |
644 } | 644 } |
645 | 645 |
| 646 // Reset code age. |
| 647 __ movb(FieldOperand(kInterpreterBytecodeArrayRegister, |
| 648 BytecodeArray::kBytecodeAgeOffset), |
| 649 Immediate(BytecodeArray::kNoAgeBytecodeAge)); |
| 650 |
646 // Load initial bytecode offset. | 651 // Load initial bytecode offset. |
647 __ movp(kInterpreterBytecodeOffsetRegister, | 652 __ movp(kInterpreterBytecodeOffsetRegister, |
648 Immediate(BytecodeArray::kHeaderSize - kHeapObjectTag)); | 653 Immediate(BytecodeArray::kHeaderSize - kHeapObjectTag)); |
649 | 654 |
650 // Push bytecode array and Smi tagged bytecode offset. | 655 // Push bytecode array and Smi tagged bytecode offset. |
651 __ Push(kInterpreterBytecodeArrayRegister); | 656 __ Push(kInterpreterBytecodeArrayRegister); |
652 __ Integer32ToSmi(rcx, kInterpreterBytecodeOffsetRegister); | 657 __ Integer32ToSmi(rcx, kInterpreterBytecodeOffsetRegister); |
653 __ Push(rcx); | 658 __ Push(rcx); |
654 | 659 |
655 // Allocate the local and temporary register file on the stack. | 660 // Allocate the local and temporary register file on the stack. |
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3050 void Builtins::Generate_InterpreterOnStackReplacement(MacroAssembler* masm) { | 3055 void Builtins::Generate_InterpreterOnStackReplacement(MacroAssembler* masm) { |
3051 Generate_OnStackReplacementHelper(masm, true); | 3056 Generate_OnStackReplacementHelper(masm, true); |
3052 } | 3057 } |
3053 | 3058 |
3054 #undef __ | 3059 #undef __ |
3055 | 3060 |
3056 } // namespace internal | 3061 } // namespace internal |
3057 } // namespace v8 | 3062 } // namespace v8 |
3058 | 3063 |
3059 #endif // V8_TARGET_ARCH_X64 | 3064 #endif // V8_TARGET_ARCH_X64 |
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