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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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