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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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5032 // Pick the right runtime function or stub to call. | 5032 // Pick the right runtime function or stub to call. |
5033 int length = instr->hydrogen()->length(); | 5033 int length = instr->hydrogen()->length(); |
5034 if (instr->hydrogen()->IsCopyOnWrite()) { | 5034 if (instr->hydrogen()->IsCopyOnWrite()) { |
5035 ASSERT(instr->hydrogen()->depth() == 1); | 5035 ASSERT(instr->hydrogen()->depth() == 1); |
5036 FastCloneShallowArrayStub::Mode mode = | 5036 FastCloneShallowArrayStub::Mode mode = |
5037 FastCloneShallowArrayStub::COPY_ON_WRITE_ELEMENTS; | 5037 FastCloneShallowArrayStub::COPY_ON_WRITE_ELEMENTS; |
5038 FastCloneShallowArrayStub stub(mode, length); | 5038 FastCloneShallowArrayStub stub(mode, length); |
5039 CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr); | 5039 CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr); |
5040 } else if (instr->hydrogen()->depth() > 1) { | 5040 } else if (instr->hydrogen()->depth() > 1) { |
5041 CallRuntime(Runtime::kCreateArrayLiteral, 3, instr); | 5041 CallRuntime(Runtime::kCreateArrayLiteral, 3, instr); |
5042 } else if (length > FastCloneShallowArrayStub::kMaximumClonedLength) { | 5042 } else if (length > FastCloneShallowArrayStub::MaximumClonedLength()) { |
5043 CallRuntime(Runtime::kCreateArrayLiteralShallow, 3, instr); | 5043 CallRuntime(Runtime::kCreateArrayLiteralShallow, 3, instr); |
5044 } else { | 5044 } else { |
5045 FastCloneShallowArrayStub::Mode mode = | 5045 FastCloneShallowArrayStub::Mode mode = |
5046 boilerplate_elements_kind == FAST_DOUBLE_ELEMENTS | 5046 boilerplate_elements_kind == FAST_DOUBLE_ELEMENTS |
5047 ? FastCloneShallowArrayStub::CLONE_DOUBLE_ELEMENTS | 5047 ? FastCloneShallowArrayStub::CLONE_DOUBLE_ELEMENTS |
5048 : FastCloneShallowArrayStub::CLONE_ELEMENTS; | 5048 : FastCloneShallowArrayStub::CLONE_ELEMENTS; |
5049 FastCloneShallowArrayStub stub(mode, length); | 5049 FastCloneShallowArrayStub stub(mode, length); |
5050 CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr); | 5050 CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr); |
5051 } | 5051 } |
5052 } | 5052 } |
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5208 ? ObjectLiteral::kFastElements | 5208 ? ObjectLiteral::kFastElements |
5209 : ObjectLiteral::kNoFlags; | 5209 : ObjectLiteral::kNoFlags; |
5210 __ mov(r1, Operand(Smi::FromInt(flags))); | 5210 __ mov(r1, Operand(Smi::FromInt(flags))); |
5211 __ Push(r4, r3, r2, r1); | 5211 __ Push(r4, r3, r2, r1); |
5212 | 5212 |
5213 // Pick the right runtime function or stub to call. | 5213 // Pick the right runtime function or stub to call. |
5214 int properties_count = constant_properties->length() / 2; | 5214 int properties_count = constant_properties->length() / 2; |
5215 if (instr->hydrogen()->depth() > 1) { | 5215 if (instr->hydrogen()->depth() > 1) { |
5216 CallRuntime(Runtime::kCreateObjectLiteral, 4, instr); | 5216 CallRuntime(Runtime::kCreateObjectLiteral, 4, instr); |
5217 } else if (flags != ObjectLiteral::kFastElements || | 5217 } else if (flags != ObjectLiteral::kFastElements || |
5218 properties_count > FastCloneShallowObjectStub::kMaximumClonedProperties) { | 5218 properties_count > |
| 5219 FastCloneShallowObjectStub::MaximumClonedProperties()) { |
5219 CallRuntime(Runtime::kCreateObjectLiteralShallow, 4, instr); | 5220 CallRuntime(Runtime::kCreateObjectLiteralShallow, 4, instr); |
5220 } else { | 5221 } else { |
5221 FastCloneShallowObjectStub stub(properties_count); | 5222 FastCloneShallowObjectStub stub(properties_count); |
5222 CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr); | 5223 CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr); |
5223 } | 5224 } |
5224 } | 5225 } |
5225 | 5226 |
5226 | 5227 |
5227 void LCodeGen::DoToFastProperties(LToFastProperties* instr) { | 5228 void LCodeGen::DoToFastProperties(LToFastProperties* instr) { |
5228 ASSERT(ToRegister(instr->InputAt(0)).is(r0)); | 5229 ASSERT(ToRegister(instr->InputAt(0)).is(r0)); |
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5656 __ sub(scratch, result, Operand(index, LSL, kPointerSizeLog2 - kSmiTagSize)); | 5657 __ sub(scratch, result, Operand(index, LSL, kPointerSizeLog2 - kSmiTagSize)); |
5657 __ ldr(result, FieldMemOperand(scratch, | 5658 __ ldr(result, FieldMemOperand(scratch, |
5658 FixedArray::kHeaderSize - kPointerSize)); | 5659 FixedArray::kHeaderSize - kPointerSize)); |
5659 __ bind(&done); | 5660 __ bind(&done); |
5660 } | 5661 } |
5661 | 5662 |
5662 | 5663 |
5663 #undef __ | 5664 #undef __ |
5664 | 5665 |
5665 } } // namespace v8::internal | 5666 } } // namespace v8::internal |
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