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1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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/compiler/access-builder.h" | 5 #include "src/compiler/access-builder.h" |
6 #include "src/types-inl.h" | 6 #include "src/types-inl.h" |
7 | 7 |
8 namespace v8 { | 8 namespace v8 { |
9 namespace internal { | 9 namespace internal { |
10 namespace compiler { | 10 namespace compiler { |
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46 | 46 |
47 // static | 47 // static |
48 FieldAccess AccessBuilder::ForExternalArrayPointer() { | 48 FieldAccess AccessBuilder::ForExternalArrayPointer() { |
49 return {kTaggedBase, ExternalArray::kExternalPointerOffset, Handle<Name>(), | 49 return {kTaggedBase, ExternalArray::kExternalPointerOffset, Handle<Name>(), |
50 Type::UntaggedPtr(), kMachPtr}; | 50 Type::UntaggedPtr(), kMachPtr}; |
51 } | 51 } |
52 | 52 |
53 | 53 |
54 // static | 54 // static |
55 ElementAccess AccessBuilder::ForFixedArrayElement() { | 55 ElementAccess AccessBuilder::ForFixedArrayElement() { |
56 return {kTaggedBase, FixedArray::kHeaderSize, Type::Any(), kMachAnyTagged}; | 56 return {kNoBoundsCheck, kTaggedBase, FixedArray::kHeaderSize, Type::Any(), |
| 57 kMachAnyTagged}; |
57 } | 58 } |
58 | 59 |
59 | 60 |
60 // static | 61 // static |
61 ElementAccess AccessBuilder::ForTypedArrayElement(ExternalArrayType type, | 62 ElementAccess AccessBuilder::ForTypedArrayElement(ExternalArrayType type, |
62 bool is_external) { | 63 bool is_external) { |
63 BaseTaggedness taggedness = is_external ? kUntaggedBase : kTaggedBase; | 64 BaseTaggedness taggedness = is_external ? kUntaggedBase : kTaggedBase; |
64 int header_size = is_external ? 0 : FixedTypedArrayBase::kDataOffset; | 65 int header_size = is_external ? 0 : FixedTypedArrayBase::kDataOffset; |
65 switch (type) { | 66 switch (type) { |
66 case kExternalInt8Array: | 67 case kExternalInt8Array: |
67 return {taggedness, header_size, Type::Signed32(), kMachInt8}; | 68 return {kTypedArrayBoundsCheck, taggedness, header_size, Type::Signed32(), |
| 69 kMachInt8}; |
68 case kExternalUint8Array: | 70 case kExternalUint8Array: |
69 case kExternalUint8ClampedArray: | 71 case kExternalUint8ClampedArray: |
70 return {taggedness, header_size, Type::Unsigned32(), kMachUint8}; | 72 return {kTypedArrayBoundsCheck, taggedness, header_size, |
| 73 Type::Unsigned32(), kMachUint8}; |
71 case kExternalInt16Array: | 74 case kExternalInt16Array: |
72 return {taggedness, header_size, Type::Signed32(), kMachInt16}; | 75 return {kTypedArrayBoundsCheck, taggedness, header_size, Type::Signed32(), |
| 76 kMachInt16}; |
73 case kExternalUint16Array: | 77 case kExternalUint16Array: |
74 return {taggedness, header_size, Type::Unsigned32(), kMachUint16}; | 78 return {kTypedArrayBoundsCheck, taggedness, header_size, |
| 79 Type::Unsigned32(), kMachUint16}; |
75 case kExternalInt32Array: | 80 case kExternalInt32Array: |
76 return {taggedness, header_size, Type::Signed32(), kMachInt32}; | 81 return {kTypedArrayBoundsCheck, taggedness, header_size, Type::Signed32(), |
| 82 kMachInt32}; |
77 case kExternalUint32Array: | 83 case kExternalUint32Array: |
78 return {taggedness, header_size, Type::Unsigned32(), kMachUint32}; | 84 return {kTypedArrayBoundsCheck, taggedness, header_size, |
| 85 Type::Unsigned32(), kMachUint32}; |
79 case kExternalFloat32Array: | 86 case kExternalFloat32Array: |
80 return {taggedness, header_size, Type::Number(), kRepFloat32}; | 87 return {kTypedArrayBoundsCheck, taggedness, header_size, Type::Number(), |
| 88 kRepFloat32}; |
81 case kExternalFloat64Array: | 89 case kExternalFloat64Array: |
82 return {taggedness, header_size, Type::Number(), kRepFloat64}; | 90 return {kTypedArrayBoundsCheck, taggedness, header_size, Type::Number(), |
| 91 kRepFloat64}; |
83 } | 92 } |
84 UNREACHABLE(); | 93 UNREACHABLE(); |
85 return {kUntaggedBase, 0, Type::None(), kMachNone}; | 94 return {kTypedArrayBoundsCheck, kUntaggedBase, 0, Type::None(), kMachNone}; |
86 } | 95 } |
87 | 96 |
88 } // namespace compiler | 97 } // namespace compiler |
89 } // namespace internal | 98 } // namespace internal |
90 } // namespace v8 | 99 } // namespace v8 |
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