OLD | NEW |
1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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 |
(...skipping 132 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
143 static typename T::TypeHandle MapToType(Handle<Map> map, | 143 static typename T::TypeHandle MapToType(Handle<Map> map, |
144 typename T::Region* region); | 144 typename T::Region* region); |
145 | 145 |
146 static Handle<HeapType> CurrentTypeOf(Handle<Object> object, | 146 static Handle<HeapType> CurrentTypeOf(Handle<Object> object, |
147 Isolate* isolate); | 147 Isolate* isolate); |
148 | 148 |
149 protected: | 149 protected: |
150 // Get the call-site target; used for determining the state. | 150 // Get the call-site target; used for determining the state. |
151 Handle<Code> target() const { return target_; } | 151 Handle<Code> target() const { return target_; } |
152 | 152 |
153 TypeHandleList* types() { return &types_; } | |
154 CodeHandleList* handlers() { return &handlers_; } | |
155 Map* first_map() { | |
156 return types_.length() == 0 ? NULL : *TypeToMap(*types_.at(0), isolate_); | |
157 } | |
158 Code* first_handler() { | |
159 return handlers_.length() == 0 ? NULL : *handlers_.at(0); | |
160 } | |
161 void GetMapsFromTypes(MapHandleList* maps) { | |
162 for (int i = 0; i < types_.length(); ++i) { | |
163 maps->Add(TypeToMap(*types_.at(i), isolate_)); | |
164 } | |
165 } | |
166 Address fp() const { return fp_; } | 153 Address fp() const { return fp_; } |
167 Address pc() const { return *pc_address_; } | 154 Address pc() const { return *pc_address_; } |
168 Isolate* isolate() const { return isolate_; } | 155 Isolate* isolate() const { return isolate_; } |
169 | 156 |
170 #ifdef ENABLE_DEBUGGER_SUPPORT | 157 #ifdef ENABLE_DEBUGGER_SUPPORT |
171 // Computes the address in the original code when the code running is | 158 // Computes the address in the original code when the code running is |
172 // containing break points (calls to DebugBreakXXX builtins). | 159 // containing break points (calls to DebugBreakXXX builtins). |
173 Address OriginalCodeAddress() const; | 160 Address OriginalCodeAddress() const; |
174 #endif | 161 #endif |
175 | 162 |
(...skipping 39 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
215 Handle<Code> handler, | 202 Handle<Code> handler, |
216 Handle<String> name); | 203 Handle<String> name); |
217 | 204 |
218 bool UpdatePolymorphicIC(Handle<HeapType> type, | 205 bool UpdatePolymorphicIC(Handle<HeapType> type, |
219 Handle<String> name, | 206 Handle<String> name, |
220 Handle<Code> code); | 207 Handle<Code> code); |
221 | 208 |
222 virtual void UpdateMegamorphicCache(HeapType* type, Name* name, Code* code); | 209 virtual void UpdateMegamorphicCache(HeapType* type, Name* name, Code* code); |
223 | 210 |
224 void CopyICToMegamorphicCache(Handle<String> name); | 211 void CopyICToMegamorphicCache(Handle<String> name); |
225 bool IsTransitionOfMonomorphicTarget(Map* source_map, Map* target_map); | 212 bool IsTransitionOfMonomorphicTarget(Handle<HeapType> type); |
226 void PatchCache(Handle<HeapType> type, | 213 void PatchCache(Handle<HeapType> type, |
227 Handle<String> name, | 214 Handle<String> name, |
228 Handle<Code> code); | 215 Handle<Code> code); |
229 virtual Code::Kind kind() const { | 216 virtual Code::Kind kind() const { |
230 UNREACHABLE(); | 217 UNREACHABLE(); |
231 return Code::STUB; | 218 return Code::STUB; |
232 } | 219 } |
233 virtual Handle<Code> slow_stub() const { | 220 virtual Handle<Code> slow_stub() const { |
234 UNREACHABLE(); | 221 UNREACHABLE(); |
235 return Handle<Code>::null(); | 222 return Handle<Code>::null(); |
(...skipping 30 matching lines...) Expand all Loading... |
266 | 253 |
267 Isolate* isolate_; | 254 Isolate* isolate_; |
268 | 255 |
269 // The original code target that missed. | 256 // The original code target that missed. |
270 Handle<Code> target_; | 257 Handle<Code> target_; |
271 State state_; | 258 State state_; |
272 bool target_set_; | 259 bool target_set_; |
273 | 260 |
274 ExtraICState extra_ic_state_; | 261 ExtraICState extra_ic_state_; |
275 | 262 |
276 TypeHandleList types_; | |
277 CodeHandleList handlers_; | |
278 | |
279 DISALLOW_IMPLICIT_CONSTRUCTORS(IC); | 263 DISALLOW_IMPLICIT_CONSTRUCTORS(IC); |
280 }; | 264 }; |
281 | 265 |
282 | 266 |
283 // An IC_Utility encapsulates IC::UtilityId. It exists mainly because you | 267 // An IC_Utility encapsulates IC::UtilityId. It exists mainly because you |
284 // cannot make forward declarations to an enum. | 268 // cannot make forward declarations to an enum. |
285 class IC_Utility { | 269 class IC_Utility { |
286 public: | 270 public: |
287 explicit IC_Utility(IC::UtilityId id) | 271 explicit IC_Utility(IC::UtilityId id) |
288 : address_(IC::AddressFromUtilityId(id)), id_(id) {} | 272 : address_(IC::AddressFromUtilityId(id)), id_(id) {} |
(...skipping 617 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
906 DECLARE_RUNTIME_FUNCTION(MaybeObject*, ElementsTransitionAndStoreIC_Miss); | 890 DECLARE_RUNTIME_FUNCTION(MaybeObject*, ElementsTransitionAndStoreIC_Miss); |
907 DECLARE_RUNTIME_FUNCTION(MaybeObject*, BinaryOpIC_Miss); | 891 DECLARE_RUNTIME_FUNCTION(MaybeObject*, BinaryOpIC_Miss); |
908 DECLARE_RUNTIME_FUNCTION(MaybeObject*, BinaryOpIC_MissWithAllocationSite); | 892 DECLARE_RUNTIME_FUNCTION(MaybeObject*, BinaryOpIC_MissWithAllocationSite); |
909 DECLARE_RUNTIME_FUNCTION(MaybeObject*, CompareNilIC_Miss); | 893 DECLARE_RUNTIME_FUNCTION(MaybeObject*, CompareNilIC_Miss); |
910 DECLARE_RUNTIME_FUNCTION(MaybeObject*, ToBooleanIC_Miss); | 894 DECLARE_RUNTIME_FUNCTION(MaybeObject*, ToBooleanIC_Miss); |
911 | 895 |
912 | 896 |
913 } } // namespace v8::internal | 897 } } // namespace v8::internal |
914 | 898 |
915 #endif // V8_IC_H_ | 899 #endif // V8_IC_H_ |
OLD | NEW |