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| 1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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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| 229 | 229 |
| 230 // Returns a JSFunction if the object can be called as a function, and | 230 // Returns a JSFunction if the object can be called as a function, and |
| 231 // patches the stack to be ready for the call. Otherwise, it returns the | 231 // patches the stack to be ready for the call. Otherwise, it returns the |
| 232 // undefined value. | 232 // undefined value. |
| 233 Handle<Object> TryCallAsFunction(Handle<Object> object); | 233 Handle<Object> TryCallAsFunction(Handle<Object> object); |
| 234 | 234 |
| 235 void ReceiverToObjectIfRequired(Handle<Object> callee, Handle<Object> object); | 235 void ReceiverToObjectIfRequired(Handle<Object> callee, Handle<Object> object); |
| 236 | 236 |
| 237 static void Clear(Address address, Code* target); | 237 static void Clear(Address address, Code* target); |
| 238 | 238 |
| 239 // Platform-specific generation of misses for call and keyed call. | 239 // Platform-specific code generation functions used by both call and |
| 240 // keyed call. |
| 240 static void GenerateMiss(MacroAssembler* masm, | 241 static void GenerateMiss(MacroAssembler* masm, |
| 241 int argc, | 242 int argc, |
| 242 IC::UtilityId id, | 243 IC::UtilityId id, |
| 243 Code::ExtraICState extra_state); | 244 Code::ExtraICState extra_state); |
| 244 | 245 |
| 246 static void GenerateNormal(MacroAssembler* masm, int argc); |
| 247 |
| 245 Code::Kind kind_; | 248 Code::Kind kind_; |
| 246 | 249 |
| 247 friend class IC; | 250 friend class IC; |
| 248 }; | 251 }; |
| 249 | 252 |
| 250 | 253 |
| 251 class CallIC: public CallICBase { | 254 class CallIC: public CallICBase { |
| 252 public: | 255 public: |
| 253 explicit CallIC(Isolate* isolate) : CallICBase(Code::CALL_IC, isolate) { | 256 explicit CallIC(Isolate* isolate) : CallICBase(Code::CALL_IC, isolate) { |
| 254 ASSERT(target()->is_call_stub()); | 257 ASSERT(target()->is_call_stub()); |
| 255 } | 258 } |
| 256 | 259 |
| 257 // Code generator routines. | 260 // Code generator routines. |
| 258 static void GenerateInitialize(MacroAssembler* masm, | 261 static void GenerateInitialize(MacroAssembler* masm, |
| 259 int argc, | 262 int argc, |
| 260 Code::ExtraICState extra_state) { | 263 Code::ExtraICState extra_state) { |
| 261 GenerateMiss(masm, argc, extra_state); | 264 GenerateMiss(masm, argc, extra_state); |
| 262 } | 265 } |
| 263 | 266 |
| 264 static void GenerateMiss(MacroAssembler* masm, | 267 static void GenerateMiss(MacroAssembler* masm, |
| 265 int argc, | 268 int argc, |
| 266 Code::ExtraICState extra_state) { | 269 Code::ExtraICState extra_state) { |
| 267 CallICBase::GenerateMiss(masm, argc, IC::kCallIC_Miss, extra_state); | 270 CallICBase::GenerateMiss(masm, argc, IC::kCallIC_Miss, extra_state); |
| 268 } | 271 } |
| 269 | 272 |
| 270 static void GenerateMegamorphic(MacroAssembler* masm, | 273 static void GenerateMegamorphic(MacroAssembler* masm, |
| 271 int argc, | 274 int argc, |
| 272 Code::ExtraICState extra_ic_state); | 275 Code::ExtraICState extra_ic_state); |
| 273 | 276 |
| 274 static void GenerateNormal(MacroAssembler* masm, int argc); | 277 static void GenerateNormal(MacroAssembler* masm, int argc) { |
| 278 CallICBase::GenerateNormal(masm, argc); |
| 279 GenerateMiss(masm, argc, Code::kNoExtraICState); |
| 280 } |
| 275 }; | 281 }; |
| 276 | 282 |
| 277 | 283 |
| 278 class KeyedCallIC: public CallICBase { | 284 class KeyedCallIC: public CallICBase { |
| 279 public: | 285 public: |
| 280 explicit KeyedCallIC(Isolate* isolate) | 286 explicit KeyedCallIC(Isolate* isolate) |
| 281 : CallICBase(Code::KEYED_CALL_IC, isolate) { | 287 : CallICBase(Code::KEYED_CALL_IC, isolate) { |
| 282 ASSERT(target()->is_keyed_call_stub()); | 288 ASSERT(target()->is_keyed_call_stub()); |
| 283 } | 289 } |
| 284 | 290 |
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| 744 void patch(Code* code); | 750 void patch(Code* code); |
| 745 }; | 751 }; |
| 746 | 752 |
| 747 | 753 |
| 748 // Helper for BinaryOpIC and CompareIC. | 754 // Helper for BinaryOpIC and CompareIC. |
| 749 void PatchInlinedSmiCode(Address address); | 755 void PatchInlinedSmiCode(Address address); |
| 750 | 756 |
| 751 } } // namespace v8::internal | 757 } } // namespace v8::internal |
| 752 | 758 |
| 753 #endif // V8_IC_H_ | 759 #endif // V8_IC_H_ |
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