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1 // Copyright (c) 1994-2006 Sun Microsystems Inc. | 1 // Copyright (c) 1994-2006 Sun Microsystems Inc. |
2 // All Rights Reserved. | 2 // All Rights Reserved. |
3 // | 3 // |
4 // Redistribution and use in source and binary forms, with or without | 4 // Redistribution and use in source and binary forms, with or without |
5 // modification, are permitted provided that the following conditions are | 5 // modification, are permitted provided that the following conditions are |
6 // met: | 6 // met: |
7 // | 7 // |
8 // - Redistributions of source code must retain the above copyright notice, | 8 // - Redistributions of source code must retain the above copyright notice, |
9 // this list of conditions and the following disclaimer. | 9 // this list of conditions and the following disclaimer. |
10 // | 10 // |
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60 explicit AssemblerBase(Isolate* isolate); | 60 explicit AssemblerBase(Isolate* isolate); |
61 | 61 |
62 Isolate* isolate() const { return isolate_; } | 62 Isolate* isolate() const { return isolate_; } |
63 int jit_cookie() { return jit_cookie_; } | 63 int jit_cookie() { return jit_cookie_; } |
64 | 64 |
65 private: | 65 private: |
66 Isolate* isolate_; | 66 Isolate* isolate_; |
67 int jit_cookie_; | 67 int jit_cookie_; |
68 }; | 68 }; |
69 | 69 |
70 // ----------------------------------------------------------------------------- | |
71 // Common double constants. | |
72 | |
73 class DoubleConstant: public AllStatic { | |
74 public: | |
75 static const double min_int; | |
76 static const double one_half; | |
77 static const double minus_zero; | |
78 static const double zero; | |
79 static const double uint8_max_value; | |
80 static const double negative_infinity; | |
81 static const double canonical_non_hole_nan; | |
82 static const double the_hole_nan; | |
83 }; | |
84 | |
85 | 70 |
86 // ----------------------------------------------------------------------------- | 71 // ----------------------------------------------------------------------------- |
87 // Labels represent pc locations; they are typically jump or call targets. | 72 // Labels represent pc locations; they are typically jump or call targets. |
88 // After declaration, a label can be freely used to denote known or (yet) | 73 // After declaration, a label can be freely used to denote known or (yet) |
89 // unknown pc location. Assembler::bind() is used to bind a label to the | 74 // unknown pc location. Assembler::bind() is used to bind a label to the |
90 // current pc. A label can be bound only once. | 75 // current pc. A label can be bound only once. |
91 | 76 |
92 class Label BASE_EMBEDDED { | 77 class Label BASE_EMBEDDED { |
93 public: | 78 public: |
94 enum Distance { | 79 enum Distance { |
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882 public: | 867 public: |
883 NullCallWrapper() { } | 868 NullCallWrapper() { } |
884 virtual ~NullCallWrapper() { } | 869 virtual ~NullCallWrapper() { } |
885 virtual void BeforeCall(int call_size) const { } | 870 virtual void BeforeCall(int call_size) const { } |
886 virtual void AfterCall() const { } | 871 virtual void AfterCall() const { } |
887 }; | 872 }; |
888 | 873 |
889 } } // namespace v8::internal | 874 } } // namespace v8::internal |
890 | 875 |
891 #endif // V8_ASSEMBLER_H_ | 876 #endif // V8_ASSEMBLER_H_ |
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