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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_PROPERTY_DETAILS_INL_H_ | 5 #ifndef V8_PROPERTY_DETAILS_INL_H_ |
| 6 #define V8_PROPERTY_DETAILS_INL_H_ | 6 #define V8_PROPERTY_DETAILS_INL_H_ |
| 7 | 7 |
| 8 #include "conversions.h" | 8 #include "src/conversions.h" |
| 9 #include "objects.h" | 9 #include "src/objects.h" |
| 10 #include "property-details.h" | 10 #include "src/property-details.h" |
| 11 #include "types.h" | 11 #include "src/types.h" |
| 12 | 12 |
| 13 namespace v8 { | 13 namespace v8 { |
| 14 namespace internal { | 14 namespace internal { |
| 15 | 15 |
| 16 inline bool Representation::CanContainDouble(double value) { | 16 inline bool Representation::CanContainDouble(double value) { |
| 17 if (IsDouble() || is_more_general_than(Representation::Double())) { | 17 if (IsDouble() || is_more_general_than(Representation::Double())) { |
| 18 return true; | 18 return true; |
| 19 } | 19 } |
| 20 if (IsInt32Double(value)) { | 20 if (IsInt32Double(value)) { |
| 21 if (IsInteger32()) return true; | 21 if (IsInteger32()) return true; |
| 22 if (IsSmi()) return Smi::IsValid(static_cast<int32_t>(value)); | 22 if (IsSmi()) return Smi::IsValid(static_cast<int32_t>(value)); |
| 23 } | 23 } |
| 24 return false; | 24 return false; |
| 25 } | 25 } |
| 26 | 26 |
| 27 | 27 |
| 28 Representation Representation::FromType(Type* type) { | 28 Representation Representation::FromType(Type* type) { |
| 29 DisallowHeapAllocation no_allocation; | 29 DisallowHeapAllocation no_allocation; |
| 30 if (type->Is(Type::None())) return Representation::None(); | 30 if (type->Is(Type::None())) return Representation::None(); |
| 31 if (type->Is(Type::SignedSmall())) return Representation::Smi(); | 31 if (type->Is(Type::SignedSmall())) return Representation::Smi(); |
| 32 if (type->Is(Type::Signed32())) return Representation::Integer32(); | 32 if (type->Is(Type::Signed32())) return Representation::Integer32(); |
| 33 if (type->Is(Type::Number())) return Representation::Double(); | 33 if (type->Is(Type::Number())) return Representation::Double(); |
| 34 return Representation::Tagged(); | 34 return Representation::Tagged(); |
| 35 } | 35 } |
| 36 | 36 |
| 37 } } // namespace v8::internal | 37 } } // namespace v8::internal |
| 38 | 38 |
| 39 #endif // V8_PROPERTY_DETAILS_INL_H_ | 39 #endif // V8_PROPERTY_DETAILS_INL_H_ |
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