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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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| 241 EXTERNAL_REFERENCE, // The address of an external C++ function. | 241 EXTERNAL_REFERENCE, // The address of an external C++ function. |
| 242 INTERNAL_REFERENCE, // An address inside the same function. | 242 INTERNAL_REFERENCE, // An address inside the same function. |
| 243 | 243 |
| 244 // Marks a constant pool. Only used on ARM. | 244 // Marks a constant pool. Only used on ARM. |
| 245 // It uses a custom noncompact encoding. | 245 // It uses a custom noncompact encoding. |
| 246 CONST_POOL, | 246 CONST_POOL, |
| 247 | 247 |
| 248 // add more as needed | 248 // add more as needed |
| 249 // Pseudo-types | 249 // Pseudo-types |
| 250 NUMBER_OF_MODES, // There are at most 15 modes with noncompact encoding. | 250 NUMBER_OF_MODES, // There are at most 15 modes with noncompact encoding. |
| 251 NONE, // never recorded 32-bit value | 251 NONE32, // never recorded 32-bit value |
| 252 NONE64, // never recorded 64-bit value | 252 NONE64, // never recorded 64-bit value |
| 253 CODE_AGE_SEQUENCE, // Not stored in RelocInfo array, used explictly by | 253 CODE_AGE_SEQUENCE, // Not stored in RelocInfo array, used explictly by |
| 254 // code aging. | 254 // code aging. |
| 255 FIRST_REAL_RELOC_MODE = CODE_TARGET, | 255 FIRST_REAL_RELOC_MODE = CODE_TARGET, |
| 256 LAST_REAL_RELOC_MODE = CONST_POOL, | 256 LAST_REAL_RELOC_MODE = CONST_POOL, |
| 257 FIRST_PSEUDO_RELOC_MODE = CODE_AGE_SEQUENCE, | 257 FIRST_PSEUDO_RELOC_MODE = CODE_AGE_SEQUENCE, |
| 258 LAST_PSEUDO_RELOC_MODE = CODE_AGE_SEQUENCE, | 258 LAST_PSEUDO_RELOC_MODE = CODE_AGE_SEQUENCE, |
| 259 LAST_CODE_ENUM = DEBUG_BREAK, | 259 LAST_CODE_ENUM = DEBUG_BREAK, |
| 260 LAST_GCED_ENUM = GLOBAL_PROPERTY_CELL, | 260 LAST_GCED_ENUM = GLOBAL_PROPERTY_CELL, |
| 261 // Modes <= LAST_COMPACT_ENUM are guaranteed to have compact encoding. | 261 // Modes <= LAST_COMPACT_ENUM are guaranteed to have compact encoding. |
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| 313 static inline bool IsExternalReference(Mode mode) { | 313 static inline bool IsExternalReference(Mode mode) { |
| 314 return mode == EXTERNAL_REFERENCE; | 314 return mode == EXTERNAL_REFERENCE; |
| 315 } | 315 } |
| 316 static inline bool IsInternalReference(Mode mode) { | 316 static inline bool IsInternalReference(Mode mode) { |
| 317 return mode == INTERNAL_REFERENCE; | 317 return mode == INTERNAL_REFERENCE; |
| 318 } | 318 } |
| 319 static inline bool IsDebugBreakSlot(Mode mode) { | 319 static inline bool IsDebugBreakSlot(Mode mode) { |
| 320 return mode == DEBUG_BREAK_SLOT; | 320 return mode == DEBUG_BREAK_SLOT; |
| 321 } | 321 } |
| 322 static inline bool IsNone(Mode mode) { | 322 static inline bool IsNone(Mode mode) { |
| 323 return mode == NONE || mode == NONE64; | 323 return mode == NONE32 || mode == NONE64; |
| 324 } | 324 } |
| 325 static inline bool IsCodeAgeSequence(Mode mode) { | 325 static inline bool IsCodeAgeSequence(Mode mode) { |
| 326 return mode == CODE_AGE_SEQUENCE; | 326 return mode == CODE_AGE_SEQUENCE; |
| 327 } | 327 } |
| 328 static inline int ModeMask(Mode mode) { return 1 << mode; } | 328 static inline int ModeMask(Mode mode) { return 1 << mode; } |
| 329 | 329 |
| 330 // Accessors | 330 // Accessors |
| 331 byte* pc() const { return pc_; } | 331 byte* pc() const { return pc_; } |
| 332 void set_pc(byte* pc) { pc_ = pc; } | 332 void set_pc(byte* pc) { pc_ = pc; } |
| 333 Mode rmode() const { return rmode_; } | 333 Mode rmode() const { return rmode_; } |
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| 969 public: | 969 public: |
| 970 NullCallWrapper() { } | 970 NullCallWrapper() { } |
| 971 virtual ~NullCallWrapper() { } | 971 virtual ~NullCallWrapper() { } |
| 972 virtual void BeforeCall(int call_size) const { } | 972 virtual void BeforeCall(int call_size) const { } |
| 973 virtual void AfterCall() const { } | 973 virtual void AfterCall() const { } |
| 974 }; | 974 }; |
| 975 | 975 |
| 976 } } // namespace v8::internal | 976 } } // namespace v8::internal |
| 977 | 977 |
| 978 #endif // V8_ASSEMBLER_H_ | 978 #endif // V8_ASSEMBLER_H_ |
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