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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 #if V8_TARGET_ARCH_MIPS | 5 #if V8_TARGET_ARCH_MIPS |
6 | 6 |
7 // Note on Mips implementation: | 7 // Note on Mips implementation: |
8 // | 8 // |
9 // The result_register() for mips is the 'v0' register, which is defined | 9 // The result_register() for mips is the 'v0' register, which is defined |
10 // by the ABI to contain function return values. However, the first | 10 // by the ABI to contain function return values. However, the first |
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2627 __ LoadRoot(at, Heap::kNullValueRootIndex); | 2627 __ LoadRoot(at, Heap::kNullValueRootIndex); |
2628 __ Branch(if_true, eq, v0, Operand(at)); | 2628 __ Branch(if_true, eq, v0, Operand(at)); |
2629 STATIC_ASSERT(LAST_JS_RECEIVER_TYPE == LAST_TYPE); | 2629 STATIC_ASSERT(LAST_JS_RECEIVER_TYPE == LAST_TYPE); |
2630 __ GetObjectType(v0, v0, a1); | 2630 __ GetObjectType(v0, v0, a1); |
2631 __ Branch(if_false, lt, a1, Operand(FIRST_JS_RECEIVER_TYPE)); | 2631 __ Branch(if_false, lt, a1, Operand(FIRST_JS_RECEIVER_TYPE)); |
2632 // Check for callable or undetectable objects => false. | 2632 // Check for callable or undetectable objects => false. |
2633 __ lbu(a1, FieldMemOperand(v0, Map::kBitFieldOffset)); | 2633 __ lbu(a1, FieldMemOperand(v0, Map::kBitFieldOffset)); |
2634 __ And(a1, a1, | 2634 __ And(a1, a1, |
2635 Operand((1 << Map::kIsCallable) | (1 << Map::kIsUndetectable))); | 2635 Operand((1 << Map::kIsCallable) | (1 << Map::kIsUndetectable))); |
2636 Split(eq, a1, Operand(zero_reg), if_true, if_false, fall_through); | 2636 Split(eq, a1, Operand(zero_reg), if_true, if_false, fall_through); |
2637 // clang-format off | |
2638 #define SIMD128_TYPE(TYPE, Type, type, lane_count, lane_type) \ | |
2639 } else if (String::Equals(check, factory->type##_string())) { \ | |
2640 __ JumpIfSmi(v0, if_false); \ | |
2641 __ lw(v0, FieldMemOperand(v0, HeapObject::kMapOffset)); \ | |
2642 __ LoadRoot(at, Heap::k##Type##MapRootIndex); \ | |
2643 Split(eq, v0, Operand(at), if_true, if_false, fall_through); | |
2644 SIMD128_TYPES(SIMD128_TYPE) | |
2645 #undef SIMD128_TYPE | |
2646 // clang-format on | |
2647 } else { | 2637 } else { |
2648 if (if_false != fall_through) __ jmp(if_false); | 2638 if (if_false != fall_through) __ jmp(if_false); |
2649 } | 2639 } |
2650 context()->Plug(if_true, if_false); | 2640 context()->Plug(if_true, if_false); |
2651 } | 2641 } |
2652 | 2642 |
2653 | 2643 |
2654 void FullCodeGenerator::VisitCompareOperation(CompareOperation* expr) { | 2644 void FullCodeGenerator::VisitCompareOperation(CompareOperation* expr) { |
2655 Comment cmnt(masm_, "[ CompareOperation"); | 2645 Comment cmnt(masm_, "[ CompareOperation"); |
2656 | 2646 |
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2868 reinterpret_cast<uint32_t>( | 2858 reinterpret_cast<uint32_t>( |
2869 isolate->builtins()->OnStackReplacement()->entry())); | 2859 isolate->builtins()->OnStackReplacement()->entry())); |
2870 return ON_STACK_REPLACEMENT; | 2860 return ON_STACK_REPLACEMENT; |
2871 } | 2861 } |
2872 | 2862 |
2873 | 2863 |
2874 } // namespace internal | 2864 } // namespace internal |
2875 } // namespace v8 | 2865 } // namespace v8 |
2876 | 2866 |
2877 #endif // V8_TARGET_ARCH_MIPS | 2867 #endif // V8_TARGET_ARCH_MIPS |
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