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Side by Side Diff: src/crankshaft/hydrogen-types.h

Issue 2302283002: Forking the type system between Crankshaft & Turbofan. (Closed)
Patch Set: Nits. Created 4 years, 3 months ago
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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_CRANKSHAFT_HYDROGEN_TYPES_H_ 5 #ifndef V8_CRANKSHAFT_HYDROGEN_TYPES_H_
6 #define V8_CRANKSHAFT_HYDROGEN_TYPES_H_ 6 #define V8_CRANKSHAFT_HYDROGEN_TYPES_H_
7 7
8 #include <climits> 8 #include <climits>
9 #include <iosfwd> 9 #include <iosfwd>
10 10
11 #include "src/ast/ast-types.h"
11 #include "src/base/macros.h" 12 #include "src/base/macros.h"
12 #include "src/types.h"
13 13
14 namespace v8 { 14 namespace v8 {
15 namespace internal { 15 namespace internal {
16 16
17 // Forward declarations. 17 // Forward declarations.
18 template <typename T> class Handle; 18 template <typename T> class Handle;
19 class FieldType; 19 class FieldType;
20 class Object; 20 class Object;
21 21
22 #define HTYPE_LIST(V) \ 22 #define HTYPE_LIST(V) \
(...skipping 34 matching lines...) Expand 10 before | Expand all | Expand 10 after
57 return Combine(other).Equals(other); 57 return Combine(other).Equals(other);
58 } 58 }
59 59
60 #define DECLARE_IS_TYPE(Name, mask) \ 60 #define DECLARE_IS_TYPE(Name, mask) \
61 bool Is##Name() const WARN_UNUSED_RESULT { \ 61 bool Is##Name() const WARN_UNUSED_RESULT { \
62 return IsSubtypeOf(HType::Name()); \ 62 return IsSubtypeOf(HType::Name()); \
63 } 63 }
64 HTYPE_LIST(DECLARE_IS_TYPE) 64 HTYPE_LIST(DECLARE_IS_TYPE)
65 #undef DECLARE_IS_TYPE 65 #undef DECLARE_IS_TYPE
66 66
67 static HType FromType(Type* type) WARN_UNUSED_RESULT; 67 static HType FromType(AstType* type) WARN_UNUSED_RESULT;
68 static HType FromFieldType(Handle<FieldType> type, 68 static HType FromFieldType(Handle<FieldType> type,
69 Zone* temp_zone) WARN_UNUSED_RESULT; 69 Zone* temp_zone) WARN_UNUSED_RESULT;
70 static HType FromValue(Handle<Object> value) WARN_UNUSED_RESULT; 70 static HType FromValue(Handle<Object> value) WARN_UNUSED_RESULT;
71 71
72 friend std::ostream& operator<<(std::ostream& os, const HType& t); 72 friend std::ostream& operator<<(std::ostream& os, const HType& t);
73 73
74 private: 74 private:
75 enum Kind { 75 enum Kind {
76 #define DECLARE_TYPE(Name, mask) k##Name = mask, 76 #define DECLARE_TYPE(Name, mask) k##Name = mask,
77 HTYPE_LIST(DECLARE_TYPE) 77 HTYPE_LIST(DECLARE_TYPE)
78 #undef DECLARE_TYPE 78 #undef DECLARE_TYPE
79 LAST_KIND = kNone 79 LAST_KIND = kNone
80 }; 80 };
81 81
82 // Make sure type fits in int16. 82 // Make sure type fits in int16.
83 STATIC_ASSERT(LAST_KIND < (1 << (CHAR_BIT * sizeof(int16_t)))); 83 STATIC_ASSERT(LAST_KIND < (1 << (CHAR_BIT * sizeof(int16_t))));
84 84
85 explicit HType(Kind kind) : kind_(kind) { } 85 explicit HType(Kind kind) : kind_(kind) { }
86 86
87 int16_t kind_; 87 int16_t kind_;
88 }; 88 };
89 89
90 90
91 std::ostream& operator<<(std::ostream& os, const HType& t); 91 std::ostream& operator<<(std::ostream& os, const HType& t);
92 } // namespace internal 92 } // namespace internal
93 } // namespace v8 93 } // namespace v8
94 94
95 #endif // V8_CRANKSHAFT_HYDROGEN_TYPES_H_ 95 #endif // V8_CRANKSHAFT_HYDROGEN_TYPES_H_
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