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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 "v8.h" | 5 #include "v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_X64 | 7 #if V8_TARGET_ARCH_X64 |
8 | 8 |
9 #include "code-stubs.h" | 9 #include "code-stubs.h" |
10 #include "codegen.h" | 10 #include "codegen.h" |
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1627 | 1627 |
1628 expr->BuildConstantProperties(isolate()); | 1628 expr->BuildConstantProperties(isolate()); |
1629 Handle<FixedArray> constant_properties = expr->constant_properties(); | 1629 Handle<FixedArray> constant_properties = expr->constant_properties(); |
1630 int flags = expr->fast_elements() | 1630 int flags = expr->fast_elements() |
1631 ? ObjectLiteral::kFastElements | 1631 ? ObjectLiteral::kFastElements |
1632 : ObjectLiteral::kNoFlags; | 1632 : ObjectLiteral::kNoFlags; |
1633 flags |= expr->has_function() | 1633 flags |= expr->has_function() |
1634 ? ObjectLiteral::kHasFunction | 1634 ? ObjectLiteral::kHasFunction |
1635 : ObjectLiteral::kNoFlags; | 1635 : ObjectLiteral::kNoFlags; |
1636 int properties_count = constant_properties->length() / 2; | 1636 int properties_count = constant_properties->length() / 2; |
1637 if (expr->may_store_doubles() || expr->depth() > 1 || Serializer::enabled() || | 1637 if (expr->may_store_doubles() || expr->depth() > 1 || |
1638 flags != ObjectLiteral::kFastElements || | 1638 Serializer::enabled(isolate()) || flags != ObjectLiteral::kFastElements || |
1639 properties_count > FastCloneShallowObjectStub::kMaximumClonedProperties) { | 1639 properties_count > FastCloneShallowObjectStub::kMaximumClonedProperties) { |
1640 __ movp(rdi, Operand(rbp, JavaScriptFrameConstants::kFunctionOffset)); | 1640 __ movp(rdi, Operand(rbp, JavaScriptFrameConstants::kFunctionOffset)); |
1641 __ Push(FieldOperand(rdi, JSFunction::kLiteralsOffset)); | 1641 __ Push(FieldOperand(rdi, JSFunction::kLiteralsOffset)); |
1642 __ Push(Smi::FromInt(expr->literal_index())); | 1642 __ Push(Smi::FromInt(expr->literal_index())); |
1643 __ Push(constant_properties); | 1643 __ Push(constant_properties); |
1644 __ Push(Smi::FromInt(flags)); | 1644 __ Push(Smi::FromInt(flags)); |
1645 __ CallRuntime(Runtime::kHiddenCreateObjectLiteral, 4); | 1645 __ CallRuntime(Runtime::kHiddenCreateObjectLiteral, 4); |
1646 } else { | 1646 } else { |
1647 __ movp(rdi, Operand(rbp, JavaScriptFrameConstants::kFunctionOffset)); | 1647 __ movp(rdi, Operand(rbp, JavaScriptFrameConstants::kFunctionOffset)); |
1648 __ movp(rax, FieldOperand(rdi, JSFunction::kLiteralsOffset)); | 1648 __ movp(rax, FieldOperand(rdi, JSFunction::kLiteralsOffset)); |
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1782 __ movp(rbx, Operand(rbp, JavaScriptFrameConstants::kFunctionOffset)); | 1782 __ movp(rbx, Operand(rbp, JavaScriptFrameConstants::kFunctionOffset)); |
1783 __ movp(rax, FieldOperand(rbx, JSFunction::kLiteralsOffset)); | 1783 __ movp(rax, FieldOperand(rbx, JSFunction::kLiteralsOffset)); |
1784 __ Move(rbx, Smi::FromInt(expr->literal_index())); | 1784 __ Move(rbx, Smi::FromInt(expr->literal_index())); |
1785 __ Move(rcx, constant_elements); | 1785 __ Move(rcx, constant_elements); |
1786 FastCloneShallowArrayStub stub( | 1786 FastCloneShallowArrayStub stub( |
1787 isolate(), | 1787 isolate(), |
1788 FastCloneShallowArrayStub::COPY_ON_WRITE_ELEMENTS, | 1788 FastCloneShallowArrayStub::COPY_ON_WRITE_ELEMENTS, |
1789 allocation_site_mode, | 1789 allocation_site_mode, |
1790 length); | 1790 length); |
1791 __ CallStub(&stub); | 1791 __ CallStub(&stub); |
1792 } else if (expr->depth() > 1 || Serializer::enabled() || | 1792 } else if (expr->depth() > 1 || Serializer::enabled(isolate()) || |
1793 length > FastCloneShallowArrayStub::kMaximumClonedLength) { | 1793 length > FastCloneShallowArrayStub::kMaximumClonedLength) { |
1794 __ movp(rbx, Operand(rbp, JavaScriptFrameConstants::kFunctionOffset)); | 1794 __ movp(rbx, Operand(rbp, JavaScriptFrameConstants::kFunctionOffset)); |
1795 __ Push(FieldOperand(rbx, JSFunction::kLiteralsOffset)); | 1795 __ Push(FieldOperand(rbx, JSFunction::kLiteralsOffset)); |
1796 __ Push(Smi::FromInt(expr->literal_index())); | 1796 __ Push(Smi::FromInt(expr->literal_index())); |
1797 __ Push(constant_elements); | 1797 __ Push(constant_elements); |
1798 __ Push(Smi::FromInt(flags)); | 1798 __ Push(Smi::FromInt(flags)); |
1799 __ CallRuntime(Runtime::kHiddenCreateArrayLiteral, 4); | 1799 __ CallRuntime(Runtime::kHiddenCreateArrayLiteral, 4); |
1800 } else { | 1800 } else { |
1801 ASSERT(IsFastSmiOrObjectElementsKind(constant_elements_kind) || | 1801 ASSERT(IsFastSmiOrObjectElementsKind(constant_elements_kind) || |
1802 FLAG_smi_only_arrays); | 1802 FLAG_smi_only_arrays); |
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4905 ASSERT_EQ(isolate->builtins()->OsrAfterStackCheck()->entry(), | 4905 ASSERT_EQ(isolate->builtins()->OsrAfterStackCheck()->entry(), |
4906 Assembler::target_address_at(call_target_address, | 4906 Assembler::target_address_at(call_target_address, |
4907 unoptimized_code)); | 4907 unoptimized_code)); |
4908 return OSR_AFTER_STACK_CHECK; | 4908 return OSR_AFTER_STACK_CHECK; |
4909 } | 4909 } |
4910 | 4910 |
4911 | 4911 |
4912 } } // namespace v8::internal | 4912 } } // namespace v8::internal |
4913 | 4913 |
4914 #endif // V8_TARGET_ARCH_X64 | 4914 #endif // V8_TARGET_ARCH_X64 |
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