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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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1769 Handle<FixedArrayBase> constant_elements_values( | 1769 Handle<FixedArrayBase> constant_elements_values( |
1770 FixedArrayBase::cast(constant_elements->get(1))); | 1770 FixedArrayBase::cast(constant_elements->get(1))); |
1771 | 1771 |
1772 AllocationSiteMode allocation_site_mode = TRACK_ALLOCATION_SITE; | 1772 AllocationSiteMode allocation_site_mode = TRACK_ALLOCATION_SITE; |
1773 if (has_constant_fast_elements && !FLAG_allocation_site_pretenuring) { | 1773 if (has_constant_fast_elements && !FLAG_allocation_site_pretenuring) { |
1774 // If the only customer of allocation sites is transitioning, then | 1774 // If the only customer of allocation sites is transitioning, then |
1775 // we can turn it off if we don't have anywhere else to transition to. | 1775 // we can turn it off if we don't have anywhere else to transition to. |
1776 allocation_site_mode = DONT_TRACK_ALLOCATION_SITE; | 1776 allocation_site_mode = DONT_TRACK_ALLOCATION_SITE; |
1777 } | 1777 } |
1778 | 1778 |
1779 if (expr->depth() > 1) { | 1779 if (expr->depth() > 1 || length > JSObject::kInitialMaxFastElementArray) { |
1780 __ movp(rbx, Operand(rbp, JavaScriptFrameConstants::kFunctionOffset)); | 1780 __ movp(rbx, Operand(rbp, JavaScriptFrameConstants::kFunctionOffset)); |
1781 __ Push(FieldOperand(rbx, JSFunction::kLiteralsOffset)); | 1781 __ Push(FieldOperand(rbx, JSFunction::kLiteralsOffset)); |
1782 __ Push(Smi::FromInt(expr->literal_index())); | 1782 __ Push(Smi::FromInt(expr->literal_index())); |
1783 __ Push(constant_elements); | 1783 __ Push(constant_elements); |
1784 __ Push(Smi::FromInt(flags)); | 1784 __ Push(Smi::FromInt(flags)); |
1785 __ CallRuntime(Runtime::kHiddenCreateArrayLiteral, 4); | 1785 __ CallRuntime(Runtime::kHiddenCreateArrayLiteral, 4); |
1786 } else { | 1786 } else { |
1787 __ movp(rbx, Operand(rbp, JavaScriptFrameConstants::kFunctionOffset)); | 1787 __ movp(rbx, Operand(rbp, JavaScriptFrameConstants::kFunctionOffset)); |
1788 __ movp(rax, FieldOperand(rbx, JSFunction::kLiteralsOffset)); | 1788 __ movp(rax, FieldOperand(rbx, JSFunction::kLiteralsOffset)); |
1789 __ Move(rbx, Smi::FromInt(expr->literal_index())); | 1789 __ Move(rbx, Smi::FromInt(expr->literal_index())); |
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4810 ASSERT_EQ(isolate->builtins()->OsrAfterStackCheck()->entry(), | 4810 ASSERT_EQ(isolate->builtins()->OsrAfterStackCheck()->entry(), |
4811 Assembler::target_address_at(call_target_address, | 4811 Assembler::target_address_at(call_target_address, |
4812 unoptimized_code)); | 4812 unoptimized_code)); |
4813 return OSR_AFTER_STACK_CHECK; | 4813 return OSR_AFTER_STACK_CHECK; |
4814 } | 4814 } |
4815 | 4815 |
4816 | 4816 |
4817 } } // namespace v8::internal | 4817 } } // namespace v8::internal |
4818 | 4818 |
4819 #endif // V8_TARGET_ARCH_X64 | 4819 #endif // V8_TARGET_ARCH_X64 |
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