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1 // Copyright 2006-2009 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2009 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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273 public: | 273 public: |
274 KeyedLoadIC() : IC(NO_EXTRA_FRAME) { ASSERT(target()->is_keyed_load_stub()); } | 274 KeyedLoadIC() : IC(NO_EXTRA_FRAME) { ASSERT(target()->is_keyed_load_stub()); } |
275 | 275 |
276 Object* Load(State state, Handle<Object> object, Handle<Object> key); | 276 Object* Load(State state, Handle<Object> object, Handle<Object> key); |
277 | 277 |
278 // Code generator routines. | 278 // Code generator routines. |
279 static void GenerateMiss(MacroAssembler* masm); | 279 static void GenerateMiss(MacroAssembler* masm); |
280 static void GenerateInitialize(MacroAssembler* masm); | 280 static void GenerateInitialize(MacroAssembler* masm); |
281 static void GeneratePreMonomorphic(MacroAssembler* masm); | 281 static void GeneratePreMonomorphic(MacroAssembler* masm); |
282 static void GenerateGeneric(MacroAssembler* masm); | 282 static void GenerateGeneric(MacroAssembler* masm); |
| 283 static void GenerateString(MacroAssembler* masm); |
283 | 284 |
284 // Generators for external array types. See objects.h. | 285 // Generators for external array types. See objects.h. |
285 // These are similar to the generic IC; they optimize the case of | 286 // These are similar to the generic IC; they optimize the case of |
286 // operating upon external array types but fall back to the runtime | 287 // operating upon external array types but fall back to the runtime |
287 // for all other types. | 288 // for all other types. |
288 static void GenerateExternalArray(MacroAssembler* masm, | 289 static void GenerateExternalArray(MacroAssembler* masm, |
289 ExternalArrayType array_type); | 290 ExternalArrayType array_type); |
290 | 291 |
291 // Clear the use of the inlined version. | 292 // Clear the use of the inlined version. |
292 static void ClearInlinedVersion(Address address); | 293 static void ClearInlinedVersion(Address address); |
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306 } | 307 } |
307 static Code* megamorphic_stub() { | 308 static Code* megamorphic_stub() { |
308 return Builtins::builtin(Builtins::KeyedLoadIC_Generic); | 309 return Builtins::builtin(Builtins::KeyedLoadIC_Generic); |
309 } | 310 } |
310 static Code* generic_stub() { | 311 static Code* generic_stub() { |
311 return Builtins::builtin(Builtins::KeyedLoadIC_Generic); | 312 return Builtins::builtin(Builtins::KeyedLoadIC_Generic); |
312 } | 313 } |
313 static Code* pre_monomorphic_stub() { | 314 static Code* pre_monomorphic_stub() { |
314 return Builtins::builtin(Builtins::KeyedLoadIC_PreMonomorphic); | 315 return Builtins::builtin(Builtins::KeyedLoadIC_PreMonomorphic); |
315 } | 316 } |
| 317 static Code* string_stub() { |
| 318 return Builtins::builtin(Builtins::KeyedLoadIC_String); |
| 319 } |
316 static Code* external_array_stub(JSObject::ElementsKind elements_kind); | 320 static Code* external_array_stub(JSObject::ElementsKind elements_kind); |
317 | 321 |
318 static void Clear(Address address, Code* target); | 322 static void Clear(Address address, Code* target); |
319 | 323 |
320 // Support for patching the map that is checked in an inlined | 324 // Support for patching the map that is checked in an inlined |
321 // version of keyed load. | 325 // version of keyed load. |
322 static bool PatchInlinedLoad(Address address, Object* map); | 326 static bool PatchInlinedLoad(Address address, Object* map); |
323 | 327 |
324 friend class IC; | 328 friend class IC; |
325 }; | 329 }; |
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423 // The map is the new map that the inlined code should check against. | 427 // The map is the new map that the inlined code should check against. |
424 static bool PatchInlinedStore(Address address, Object* map); | 428 static bool PatchInlinedStore(Address address, Object* map); |
425 | 429 |
426 friend class IC; | 430 friend class IC; |
427 }; | 431 }; |
428 | 432 |
429 | 433 |
430 } } // namespace v8::internal | 434 } } // namespace v8::internal |
431 | 435 |
432 #endif // V8_IC_H_ | 436 #endif // V8_IC_H_ |
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