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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 #include "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_X64 | 7 #if V8_TARGET_ARCH_X64 |
8 | 8 |
9 #include "src/base/bits.h" | 9 #include "src/base/bits.h" |
10 #include "src/code-factory.h" | 10 #include "src/code-factory.h" |
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2208 } | 2208 } |
2209 | 2209 |
2210 if (expected.Contains(ToBooleanStub::SYMBOL)) { | 2210 if (expected.Contains(ToBooleanStub::SYMBOL)) { |
2211 // Symbol value -> true. | 2211 // Symbol value -> true. |
2212 __ CmpInstanceType(map, SYMBOL_TYPE); | 2212 __ CmpInstanceType(map, SYMBOL_TYPE); |
2213 __ j(equal, instr->TrueLabel(chunk_)); | 2213 __ j(equal, instr->TrueLabel(chunk_)); |
2214 } | 2214 } |
2215 | 2215 |
2216 if (expected.Contains(ToBooleanStub::SIMD_VALUE)) { | 2216 if (expected.Contains(ToBooleanStub::SIMD_VALUE)) { |
2217 // SIMD value -> true. | 2217 // SIMD value -> true. |
2218 __ CmpInstanceType(map, FLOAT32X4_TYPE); | 2218 Label not_simd; |
2219 __ j(equal, instr->TrueLabel(chunk_)); | 2219 __ CmpInstanceType(map, FIRST_SIMD_VALUE_TYPE); |
| 2220 __ j(less, ¬_simd, Label::kNear); |
| 2221 __ CmpInstanceType(map, LAST_SIMD_VALUE_TYPE); |
| 2222 __ j(less_equal, instr->TrueLabel(chunk_)); |
| 2223 __ bind(¬_simd); |
2220 } | 2224 } |
2221 | 2225 |
2222 if (expected.Contains(ToBooleanStub::HEAP_NUMBER)) { | 2226 if (expected.Contains(ToBooleanStub::HEAP_NUMBER)) { |
2223 // heap number -> false iff +0, -0, or NaN. | 2227 // heap number -> false iff +0, -0, or NaN. |
2224 Label not_heap_number; | 2228 Label not_heap_number; |
2225 __ CompareRoot(map, Heap::kHeapNumberMapRootIndex); | 2229 __ CompareRoot(map, Heap::kHeapNumberMapRootIndex); |
2226 __ j(not_equal, ¬_heap_number, Label::kNear); | 2230 __ j(not_equal, ¬_heap_number, Label::kNear); |
2227 XMMRegister xmm_scratch = double_scratch0(); | 2231 XMMRegister xmm_scratch = double_scratch0(); |
2228 __ xorps(xmm_scratch, xmm_scratch); | 2232 __ xorps(xmm_scratch, xmm_scratch); |
2229 __ ucomisd(xmm_scratch, FieldOperand(reg, HeapNumber::kValueOffset)); | 2233 __ ucomisd(xmm_scratch, FieldOperand(reg, HeapNumber::kValueOffset)); |
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5742 // Check for undetectable objects => false. | 5746 // Check for undetectable objects => false. |
5743 __ testb(FieldOperand(input, Map::kBitFieldOffset), | 5747 __ testb(FieldOperand(input, Map::kBitFieldOffset), |
5744 Immediate(1 << Map::kIsUndetectable)); | 5748 Immediate(1 << Map::kIsUndetectable)); |
5745 final_branch_condition = zero; | 5749 final_branch_condition = zero; |
5746 | 5750 |
5747 } else if (String::Equals(type_name, factory->float32x4_string())) { | 5751 } else if (String::Equals(type_name, factory->float32x4_string())) { |
5748 __ JumpIfSmi(input, false_label, false_distance); | 5752 __ JumpIfSmi(input, false_label, false_distance); |
5749 __ CmpObjectType(input, FLOAT32X4_TYPE, input); | 5753 __ CmpObjectType(input, FLOAT32X4_TYPE, input); |
5750 final_branch_condition = equal; | 5754 final_branch_condition = equal; |
5751 | 5755 |
| 5756 } else if (String::Equals(type_name, factory->int32x4_string())) { |
| 5757 __ JumpIfSmi(input, false_label, false_distance); |
| 5758 __ CmpObjectType(input, INT32X4_TYPE, input); |
| 5759 final_branch_condition = equal; |
| 5760 |
| 5761 } else if (String::Equals(type_name, factory->bool32x4_string())) { |
| 5762 __ JumpIfSmi(input, false_label, false_distance); |
| 5763 __ CmpObjectType(input, BOOL32X4_TYPE, input); |
| 5764 final_branch_condition = equal; |
| 5765 |
| 5766 } else if (String::Equals(type_name, factory->int16x8_string())) { |
| 5767 __ JumpIfSmi(input, false_label, false_distance); |
| 5768 __ CmpObjectType(input, INT16X8_TYPE, input); |
| 5769 final_branch_condition = equal; |
| 5770 |
| 5771 } else if (String::Equals(type_name, factory->bool16x8_string())) { |
| 5772 __ JumpIfSmi(input, false_label, false_distance); |
| 5773 __ CmpObjectType(input, BOOL16X8_TYPE, input); |
| 5774 final_branch_condition = equal; |
| 5775 |
| 5776 } else if (String::Equals(type_name, factory->int8x16_string())) { |
| 5777 __ JumpIfSmi(input, false_label, false_distance); |
| 5778 __ CmpObjectType(input, INT8X16_TYPE, input); |
| 5779 final_branch_condition = equal; |
| 5780 |
| 5781 } else if (String::Equals(type_name, factory->bool8x16_string())) { |
| 5782 __ JumpIfSmi(input, false_label, false_distance); |
| 5783 __ CmpObjectType(input, BOOL8X16_TYPE, input); |
| 5784 final_branch_condition = equal; |
| 5785 |
5752 } else { | 5786 } else { |
5753 __ jmp(false_label, false_distance); | 5787 __ jmp(false_label, false_distance); |
5754 } | 5788 } |
5755 | 5789 |
5756 return final_branch_condition; | 5790 return final_branch_condition; |
5757 } | 5791 } |
5758 | 5792 |
5759 | 5793 |
5760 void LCodeGen::DoIsConstructCallAndBranch(LIsConstructCallAndBranch* instr) { | 5794 void LCodeGen::DoIsConstructCallAndBranch(LIsConstructCallAndBranch* instr) { |
5761 Register temp = ToRegister(instr->temp()); | 5795 Register temp = ToRegister(instr->temp()); |
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6046 RecordSafepoint(Safepoint::kNoLazyDeopt); | 6080 RecordSafepoint(Safepoint::kNoLazyDeopt); |
6047 } | 6081 } |
6048 | 6082 |
6049 | 6083 |
6050 #undef __ | 6084 #undef __ |
6051 | 6085 |
6052 } // namespace internal | 6086 } // namespace internal |
6053 } // namespace v8 | 6087 } // namespace v8 |
6054 | 6088 |
6055 #endif // V8_TARGET_ARCH_X64 | 6089 #endif // V8_TARGET_ARCH_X64 |
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