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1 // Copyright 2016 the V8 project authors. All rights reserved. | 1 // Copyright 2016 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/code-stub-assembler.h" | 5 #include "src/code-stub-assembler.h" |
6 #include "src/code-factory.h" | 6 #include "src/code-factory.h" |
7 #include "src/frames-inl.h" | 7 #include "src/frames-inl.h" |
8 #include "src/frames.h" | 8 #include "src/frames.h" |
9 #include "src/ic/handler-configuration.h" | 9 #include "src/ic/handler-configuration.h" |
10 #include "src/ic/stub-cache.h" | 10 #include "src/ic/stub-cache.h" |
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31 Label ok(this); | 31 Label ok(this); |
32 Comment("[ Assert"); | 32 Comment("[ Assert"); |
33 GotoIf(condition, &ok); | 33 GotoIf(condition, &ok); |
34 DebugBreak(); | 34 DebugBreak(); |
35 Goto(&ok); | 35 Goto(&ok); |
36 Bind(&ok); | 36 Bind(&ok); |
37 Comment("] Assert"); | 37 Comment("] Assert"); |
38 #endif | 38 #endif |
39 } | 39 } |
40 | 40 |
41 Node* CodeStubAssembler::BooleanMapConstant() { | |
42 return HeapConstant(isolate()->factory()->boolean_map()); | |
43 } | |
44 | |
45 Node* CodeStubAssembler::EmptyStringConstant() { | |
46 return LoadRoot(Heap::kempty_stringRootIndex); | |
47 } | |
48 | |
49 Node* CodeStubAssembler::FixedArrayMapConstant() { | |
50 return LoadRoot(Heap::kFixedArrayMapRootIndex); | |
51 } | |
52 | |
53 Node* CodeStubAssembler::FixedCowArrayMapConstant() { | |
54 return LoadRoot(Heap::kFixedCOWArrayMapRootIndex); | |
55 } | |
56 | |
57 Node* CodeStubAssembler::FixedDoubleArrayMapConstant() { | |
58 return LoadRoot(Heap::kFixedDoubleArrayMapRootIndex); | |
59 } | |
60 | |
61 Node* CodeStubAssembler::HeapNumberMapConstant() { | |
62 return LoadRoot(Heap::kHeapNumberMapRootIndex); | |
63 } | |
64 | |
65 Node* CodeStubAssembler::NoContextConstant() { | 41 Node* CodeStubAssembler::NoContextConstant() { |
66 return SmiConstant(Smi::FromInt(0)); | 42 return SmiConstant(Smi::FromInt(0)); |
67 } | 43 } |
68 | 44 |
69 Node* CodeStubAssembler::MinusZeroConstant() { | 45 #define HEAP_CONSTANT_ACCESSOR(rootName, name) \ |
70 return LoadRoot(Heap::kMinusZeroValueRootIndex); | 46 Node* CodeStubAssembler::name##Constant() { \ |
71 } | 47 return LoadRoot(Heap::k##rootName##RootIndex); \ |
| 48 } |
| 49 HEAP_CONSTANT_LIST(HEAP_CONSTANT_ACCESSOR); |
| 50 #undef HEAP_CONSTANT_ACCESSOR |
72 | 51 |
73 Node* CodeStubAssembler::NanConstant() { | 52 #define HEAP_CONSTANT_TEST(rootName, name) \ |
74 return LoadRoot(Heap::kNanValueRootIndex); | 53 Node* CodeStubAssembler::Is##name(Node* value) { \ |
75 } | 54 return WordEqual(value, name##Constant()); \ |
76 | 55 } |
77 Node* CodeStubAssembler::NullConstant() { | 56 HEAP_CONSTANT_LIST(HEAP_CONSTANT_TEST); |
78 return LoadRoot(Heap::kNullValueRootIndex); | 57 #undef HEAP_CONSTANT_TEST |
79 } | |
80 | |
81 Node* CodeStubAssembler::UndefinedConstant() { | |
82 return LoadRoot(Heap::kUndefinedValueRootIndex); | |
83 } | |
84 | |
85 Node* CodeStubAssembler::TheHoleConstant() { | |
86 return LoadRoot(Heap::kTheHoleValueRootIndex); | |
87 } | |
88 | 58 |
89 Node* CodeStubAssembler::HashSeed() { | 59 Node* CodeStubAssembler::HashSeed() { |
90 return LoadAndUntagToWord32Root(Heap::kHashSeedRootIndex); | 60 return LoadAndUntagToWord32Root(Heap::kHashSeedRootIndex); |
91 } | 61 } |
92 | 62 |
93 Node* CodeStubAssembler::StaleRegisterConstant() { | 63 Node* CodeStubAssembler::StaleRegisterConstant() { |
94 return LoadRoot(Heap::kStaleRegisterRootIndex); | 64 return LoadRoot(Heap::kStaleRegisterRootIndex); |
95 } | 65 } |
96 | 66 |
97 Node* CodeStubAssembler::IntPtrOrSmiConstant(int value, ParameterMode mode) { | 67 Node* CodeStubAssembler::IntPtrOrSmiConstant(int value, ParameterMode mode) { |
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5722 Heap::kTheHoleValueRootIndex); | 5692 Heap::kTheHoleValueRootIndex); |
5723 | 5693 |
5724 // Store the WeakCell in the feedback vector. | 5694 // Store the WeakCell in the feedback vector. |
5725 StoreFixedArrayElement(feedback_vector, slot, cell, UPDATE_WRITE_BARRIER, | 5695 StoreFixedArrayElement(feedback_vector, slot, cell, UPDATE_WRITE_BARRIER, |
5726 CodeStubAssembler::SMI_PARAMETERS); | 5696 CodeStubAssembler::SMI_PARAMETERS); |
5727 return cell; | 5697 return cell; |
5728 } | 5698 } |
5729 | 5699 |
5730 } // namespace internal | 5700 } // namespace internal |
5731 } // namespace v8 | 5701 } // namespace v8 |
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