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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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1612 | 1612 |
1613 expr->BuildConstantProperties(isolate()); | 1613 expr->BuildConstantProperties(isolate()); |
1614 Handle<FixedArray> constant_properties = expr->constant_properties(); | 1614 Handle<FixedArray> constant_properties = expr->constant_properties(); |
1615 int flags = expr->fast_elements() | 1615 int flags = expr->fast_elements() |
1616 ? ObjectLiteral::kFastElements | 1616 ? ObjectLiteral::kFastElements |
1617 : ObjectLiteral::kNoFlags; | 1617 : ObjectLiteral::kNoFlags; |
1618 flags |= expr->has_function() | 1618 flags |= expr->has_function() |
1619 ? ObjectLiteral::kHasFunction | 1619 ? ObjectLiteral::kHasFunction |
1620 : ObjectLiteral::kNoFlags; | 1620 : ObjectLiteral::kNoFlags; |
1621 int properties_count = constant_properties->length() / 2; | 1621 int properties_count = constant_properties->length() / 2; |
1622 if (expr->may_store_doubles() || expr->depth() > 1 || Serializer::enabled() || | 1622 if (expr->may_store_doubles() || expr->depth() > 1 || |
| 1623 Serializer::enabled(isolate()) || |
1623 flags != ObjectLiteral::kFastElements || | 1624 flags != ObjectLiteral::kFastElements || |
1624 properties_count > FastCloneShallowObjectStub::kMaximumClonedProperties) { | 1625 properties_count > FastCloneShallowObjectStub::kMaximumClonedProperties) { |
1625 __ mov(edi, Operand(ebp, JavaScriptFrameConstants::kFunctionOffset)); | 1626 __ mov(edi, Operand(ebp, JavaScriptFrameConstants::kFunctionOffset)); |
1626 __ push(FieldOperand(edi, JSFunction::kLiteralsOffset)); | 1627 __ push(FieldOperand(edi, JSFunction::kLiteralsOffset)); |
1627 __ push(Immediate(Smi::FromInt(expr->literal_index()))); | 1628 __ push(Immediate(Smi::FromInt(expr->literal_index()))); |
1628 __ push(Immediate(constant_properties)); | 1629 __ push(Immediate(constant_properties)); |
1629 __ push(Immediate(Smi::FromInt(flags))); | 1630 __ push(Immediate(Smi::FromInt(flags))); |
1630 __ CallRuntime(Runtime::kHiddenCreateObjectLiteral, 4); | 1631 __ CallRuntime(Runtime::kHiddenCreateObjectLiteral, 4); |
1631 } else { | 1632 } else { |
1632 __ mov(edi, Operand(ebp, JavaScriptFrameConstants::kFunctionOffset)); | 1633 __ mov(edi, Operand(ebp, JavaScriptFrameConstants::kFunctionOffset)); |
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1767 __ mov(ebx, Operand(ebp, JavaScriptFrameConstants::kFunctionOffset)); | 1768 __ mov(ebx, Operand(ebp, JavaScriptFrameConstants::kFunctionOffset)); |
1768 __ mov(eax, FieldOperand(ebx, JSFunction::kLiteralsOffset)); | 1769 __ mov(eax, FieldOperand(ebx, JSFunction::kLiteralsOffset)); |
1769 __ mov(ebx, Immediate(Smi::FromInt(expr->literal_index()))); | 1770 __ mov(ebx, Immediate(Smi::FromInt(expr->literal_index()))); |
1770 __ mov(ecx, Immediate(constant_elements)); | 1771 __ mov(ecx, Immediate(constant_elements)); |
1771 FastCloneShallowArrayStub stub( | 1772 FastCloneShallowArrayStub stub( |
1772 isolate(), | 1773 isolate(), |
1773 FastCloneShallowArrayStub::COPY_ON_WRITE_ELEMENTS, | 1774 FastCloneShallowArrayStub::COPY_ON_WRITE_ELEMENTS, |
1774 allocation_site_mode, | 1775 allocation_site_mode, |
1775 length); | 1776 length); |
1776 __ CallStub(&stub); | 1777 __ CallStub(&stub); |
1777 } else if (expr->depth() > 1 || Serializer::enabled() || | 1778 } else if (expr->depth() > 1 || Serializer::enabled(isolate()) || |
1778 length > FastCloneShallowArrayStub::kMaximumClonedLength) { | 1779 length > FastCloneShallowArrayStub::kMaximumClonedLength) { |
1779 __ mov(ebx, Operand(ebp, JavaScriptFrameConstants::kFunctionOffset)); | 1780 __ mov(ebx, Operand(ebp, JavaScriptFrameConstants::kFunctionOffset)); |
1780 __ push(FieldOperand(ebx, JSFunction::kLiteralsOffset)); | 1781 __ push(FieldOperand(ebx, JSFunction::kLiteralsOffset)); |
1781 __ push(Immediate(Smi::FromInt(expr->literal_index()))); | 1782 __ push(Immediate(Smi::FromInt(expr->literal_index()))); |
1782 __ push(Immediate(constant_elements)); | 1783 __ push(Immediate(constant_elements)); |
1783 __ push(Immediate(Smi::FromInt(flags))); | 1784 __ push(Immediate(Smi::FromInt(flags))); |
1784 __ CallRuntime(Runtime::kHiddenCreateArrayLiteral, 4); | 1785 __ CallRuntime(Runtime::kHiddenCreateArrayLiteral, 4); |
1785 } else { | 1786 } else { |
1786 ASSERT(IsFastSmiOrObjectElementsKind(constant_elements_kind) || | 1787 ASSERT(IsFastSmiOrObjectElementsKind(constant_elements_kind) || |
1787 FLAG_smi_only_arrays); | 1788 FLAG_smi_only_arrays); |
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4923 ASSERT_EQ(isolate->builtins()->OsrAfterStackCheck()->entry(), | 4924 ASSERT_EQ(isolate->builtins()->OsrAfterStackCheck()->entry(), |
4924 Assembler::target_address_at(call_target_address, | 4925 Assembler::target_address_at(call_target_address, |
4925 unoptimized_code)); | 4926 unoptimized_code)); |
4926 return OSR_AFTER_STACK_CHECK; | 4927 return OSR_AFTER_STACK_CHECK; |
4927 } | 4928 } |
4928 | 4929 |
4929 | 4930 |
4930 } } // namespace v8::internal | 4931 } } // namespace v8::internal |
4931 | 4932 |
4932 #endif // V8_TARGET_ARCH_IA32 | 4933 #endif // V8_TARGET_ARCH_IA32 |
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