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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 #ifndef V8_COMPILER_TYPE_CACHE_H_ | 5 #ifndef V8_COMPILER_TYPE_CACHE_H_ |
6 #define V8_COMPILER_TYPE_CACHE_H_ | 6 #define V8_COMPILER_TYPE_CACHE_H_ |
7 | 7 |
8 #include "src/date.h" | 8 #include "src/date.h" |
9 #include "src/types.h" | 9 #include "src/types.h" |
10 | 10 |
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39 | 39 |
40 Type* const kSingletonZero = CreateRange(0.0, 0.0); | 40 Type* const kSingletonZero = CreateRange(0.0, 0.0); |
41 Type* const kSingletonOne = CreateRange(1.0, 1.0); | 41 Type* const kSingletonOne = CreateRange(1.0, 1.0); |
42 Type* const kSingletonTen = CreateRange(10.0, 10.0); | 42 Type* const kSingletonTen = CreateRange(10.0, 10.0); |
43 Type* const kSingletonMinusOne = CreateRange(-1.0, -1.0); | 43 Type* const kSingletonMinusOne = CreateRange(-1.0, -1.0); |
44 Type* const kZeroOrUndefined = | 44 Type* const kZeroOrUndefined = |
45 Type::Union(kSingletonZero, Type::Undefined(), zone()); | 45 Type::Union(kSingletonZero, Type::Undefined(), zone()); |
46 Type* const kTenOrUndefined = | 46 Type* const kTenOrUndefined = |
47 Type::Union(kSingletonTen, Type::Undefined(), zone()); | 47 Type::Union(kSingletonTen, Type::Undefined(), zone()); |
48 Type* const kMinusOneOrZero = CreateRange(-1.0, 0.0); | 48 Type* const kMinusOneOrZero = CreateRange(-1.0, 0.0); |
49 Type* const kMinusOneToOne = CreateRange(-1.0, 1.0); | 49 Type* const kMinusOneToOneOrMinusZeroOrNaN = Type::Union( |
| 50 Type::Union(CreateRange(-1.0, 1.0), Type::MinusZero(), zone()), |
| 51 Type::NaN(), zone()); |
50 Type* const kZeroOrOne = CreateRange(0.0, 1.0); | 52 Type* const kZeroOrOne = CreateRange(0.0, 1.0); |
51 Type* const kZeroOrOneOrNaN = Type::Union(kZeroOrOne, Type::NaN(), zone()); | 53 Type* const kZeroOrOneOrNaN = Type::Union(kZeroOrOne, Type::NaN(), zone()); |
52 Type* const kZeroToThirtyOne = CreateRange(0.0, 31.0); | 54 Type* const kZeroToThirtyOne = CreateRange(0.0, 31.0); |
53 Type* const kZeroToThirtyTwo = CreateRange(0.0, 32.0); | 55 Type* const kZeroToThirtyTwo = CreateRange(0.0, 32.0); |
54 Type* const kZeroish = | 56 Type* const kZeroish = |
55 Type::Union(kSingletonZero, Type::MinusZeroOrNaN(), zone()); | 57 Type::Union(kSingletonZero, Type::MinusZeroOrNaN(), zone()); |
56 Type* const kInteger = CreateRange(-V8_INFINITY, V8_INFINITY); | 58 Type* const kInteger = CreateRange(-V8_INFINITY, V8_INFINITY); |
57 Type* const kIntegerOrMinusZero = | 59 Type* const kIntegerOrMinusZero = |
58 Type::Union(kInteger, Type::MinusZero(), zone()); | 60 Type::Union(kInteger, Type::MinusZero(), zone()); |
59 Type* const kIntegerOrMinusZeroOrNaN = | 61 Type* const kIntegerOrMinusZeroOrNaN = |
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160 } | 162 } |
161 | 163 |
162 Zone* zone() { return &zone_; } | 164 Zone* zone() { return &zone_; } |
163 }; | 165 }; |
164 | 166 |
165 } // namespace compiler | 167 } // namespace compiler |
166 } // namespace internal | 168 } // namespace internal |
167 } // namespace v8 | 169 } // namespace v8 |
168 | 170 |
169 #endif // V8_COMPILER_TYPE_CACHE_H_ | 171 #endif // V8_COMPILER_TYPE_CACHE_H_ |
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