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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 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_ARM64 | 5 #if V8_TARGET_ARCH_ARM64 |
6 | 6 |
7 #include "src/code-factory.h" | 7 #include "src/code-factory.h" |
8 #include "src/code-stubs.h" | 8 #include "src/code-stubs.h" |
9 #include "src/codegen.h" | 9 #include "src/codegen.h" |
10 #include "src/debug/debug.h" | 10 #include "src/debug/debug.h" |
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1510 } | 1510 } |
1511 } | 1511 } |
1512 } | 1512 } |
1513 | 1513 |
1514 | 1514 |
1515 void FullCodeGenerator::VisitObjectLiteral(ObjectLiteral* expr) { | 1515 void FullCodeGenerator::VisitObjectLiteral(ObjectLiteral* expr) { |
1516 Comment cmnt(masm_, "[ ObjectLiteral"); | 1516 Comment cmnt(masm_, "[ ObjectLiteral"); |
1517 | 1517 |
1518 Handle<FixedArray> constant_properties = expr->constant_properties(); | 1518 Handle<FixedArray> constant_properties = expr->constant_properties(); |
1519 __ Ldr(x3, MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset)); | 1519 __ Ldr(x3, MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset)); |
1520 __ Ldr(x3, FieldMemOperand(x3, JSFunction::kLiteralsOffset)); | |
1521 __ Mov(x2, Smi::FromInt(expr->literal_index())); | 1520 __ Mov(x2, Smi::FromInt(expr->literal_index())); |
1522 __ Mov(x1, Operand(constant_properties)); | 1521 __ Mov(x1, Operand(constant_properties)); |
1523 int flags = expr->ComputeFlags(); | 1522 int flags = expr->ComputeFlags(); |
1524 __ Mov(x0, Smi::FromInt(flags)); | 1523 __ Mov(x0, Smi::FromInt(flags)); |
1525 if (MustCreateObjectLiteralWithRuntime(expr)) { | 1524 if (MustCreateObjectLiteralWithRuntime(expr)) { |
1526 __ Push(x3, x2, x1, x0); | 1525 __ Push(x3, x2, x1, x0); |
1527 __ CallRuntime(Runtime::kCreateObjectLiteral, 4); | 1526 __ CallRuntime(Runtime::kCreateObjectLiteral, 4); |
1528 } else { | 1527 } else { |
1529 FastCloneShallowObjectStub stub(isolate(), expr->properties_count()); | 1528 FastCloneShallowObjectStub stub(isolate(), expr->properties_count()); |
1530 __ CallStub(&stub); | 1529 __ CallStub(&stub); |
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1714 IsFastObjectElementsKind(expr->constant_elements_kind()); | 1713 IsFastObjectElementsKind(expr->constant_elements_kind()); |
1715 | 1714 |
1716 AllocationSiteMode allocation_site_mode = TRACK_ALLOCATION_SITE; | 1715 AllocationSiteMode allocation_site_mode = TRACK_ALLOCATION_SITE; |
1717 if (has_fast_elements && !FLAG_allocation_site_pretenuring) { | 1716 if (has_fast_elements && !FLAG_allocation_site_pretenuring) { |
1718 // If the only customer of allocation sites is transitioning, then | 1717 // If the only customer of allocation sites is transitioning, then |
1719 // we can turn it off if we don't have anywhere else to transition to. | 1718 // we can turn it off if we don't have anywhere else to transition to. |
1720 allocation_site_mode = DONT_TRACK_ALLOCATION_SITE; | 1719 allocation_site_mode = DONT_TRACK_ALLOCATION_SITE; |
1721 } | 1720 } |
1722 | 1721 |
1723 __ Ldr(x3, MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset)); | 1722 __ Ldr(x3, MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset)); |
1724 __ Ldr(x3, FieldMemOperand(x3, JSFunction::kLiteralsOffset)); | |
1725 __ Mov(x2, Smi::FromInt(expr->literal_index())); | 1723 __ Mov(x2, Smi::FromInt(expr->literal_index())); |
1726 __ Mov(x1, Operand(constant_elements)); | 1724 __ Mov(x1, Operand(constant_elements)); |
1727 if (MustCreateArrayLiteralWithRuntime(expr)) { | 1725 if (MustCreateArrayLiteralWithRuntime(expr)) { |
1728 __ Mov(x0, Smi::FromInt(expr->ComputeFlags())); | 1726 __ Mov(x0, Smi::FromInt(expr->ComputeFlags())); |
1729 __ Push(x3, x2, x1, x0); | 1727 __ Push(x3, x2, x1, x0); |
1730 __ CallRuntime(Runtime::kCreateArrayLiteral, 4); | 1728 __ CallRuntime(Runtime::kCreateArrayLiteral, 4); |
1731 } else { | 1729 } else { |
1732 FastCloneShallowArrayStub stub(isolate(), allocation_site_mode); | 1730 FastCloneShallowArrayStub stub(isolate(), allocation_site_mode); |
1733 __ CallStub(&stub); | 1731 __ CallStub(&stub); |
1734 } | 1732 } |
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5038 } | 5036 } |
5039 | 5037 |
5040 return INTERRUPT; | 5038 return INTERRUPT; |
5041 } | 5039 } |
5042 | 5040 |
5043 | 5041 |
5044 } // namespace internal | 5042 } // namespace internal |
5045 } // namespace v8 | 5043 } // namespace v8 |
5046 | 5044 |
5047 #endif // V8_TARGET_ARCH_ARM64 | 5045 #endif // V8_TARGET_ARCH_ARM64 |
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