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| 1 // Copyright 2014 the V8 project authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef V8_IC_ACCESS_COMPILER_H_ |
| 6 #define V8_IC_ACCESS_COMPILER_H_ |
| 7 |
| 8 #include "src/code-stubs.h" |
| 9 #include "src/macro-assembler.h" |
| 10 #include "src/objects.h" |
| 11 |
| 12 namespace v8 { |
| 13 namespace internal { |
| 14 |
| 15 |
| 16 class PropertyAccessCompiler BASE_EMBEDDED { |
| 17 public: |
| 18 static Builtins::Name MissBuiltin(Code::Kind kind) { |
| 19 switch (kind) { |
| 20 case Code::LOAD_IC: |
| 21 return Builtins::kLoadIC_Miss; |
| 22 case Code::STORE_IC: |
| 23 return Builtins::kStoreIC_Miss; |
| 24 case Code::KEYED_LOAD_IC: |
| 25 return Builtins::kKeyedLoadIC_Miss; |
| 26 case Code::KEYED_STORE_IC: |
| 27 return Builtins::kKeyedStoreIC_Miss; |
| 28 default: |
| 29 UNREACHABLE(); |
| 30 } |
| 31 return Builtins::kLoadIC_Miss; |
| 32 } |
| 33 |
| 34 static void TailCallBuiltin(MacroAssembler* masm, Builtins::Name name); |
| 35 |
| 36 protected: |
| 37 PropertyAccessCompiler(Isolate* isolate, Code::Kind kind, |
| 38 CacheHolderFlag cache_holder) |
| 39 : registers_(GetCallingConvention(kind)), |
| 40 kind_(kind), |
| 41 cache_holder_(cache_holder), |
| 42 isolate_(isolate), |
| 43 masm_(isolate, NULL, 256) {} |
| 44 |
| 45 Code::Kind kind() const { return kind_; } |
| 46 CacheHolderFlag cache_holder() const { return cache_holder_; } |
| 47 MacroAssembler* masm() { return &masm_; } |
| 48 Isolate* isolate() const { return isolate_; } |
| 49 Heap* heap() const { return isolate()->heap(); } |
| 50 Factory* factory() const { return isolate()->factory(); } |
| 51 |
| 52 Register receiver() const { return registers_[0]; } |
| 53 Register name() const { return registers_[1]; } |
| 54 Register scratch1() const { return registers_[2]; } |
| 55 Register scratch2() const { return registers_[3]; } |
| 56 Register scratch3() const { return registers_[4]; } |
| 57 |
| 58 // Calling convention between indexed store IC and handler. |
| 59 Register transition_map() const { return scratch1(); } |
| 60 |
| 61 static Register* GetCallingConvention(Code::Kind); |
| 62 static Register* load_calling_convention(); |
| 63 static Register* store_calling_convention(); |
| 64 static Register* keyed_store_calling_convention(); |
| 65 |
| 66 Register* registers_; |
| 67 |
| 68 static void GenerateTailCall(MacroAssembler* masm, Handle<Code> code); |
| 69 |
| 70 Handle<Code> GetCodeWithFlags(Code::Flags flags, const char* name); |
| 71 Handle<Code> GetCodeWithFlags(Code::Flags flags, Handle<Name> name); |
| 72 |
| 73 private: |
| 74 Code::Kind kind_; |
| 75 CacheHolderFlag cache_holder_; |
| 76 |
| 77 Isolate* isolate_; |
| 78 MacroAssembler masm_; |
| 79 }; |
| 80 } |
| 81 } // namespace v8::internal |
| 82 |
| 83 #endif // V8_IC_ACCESS_COMPILER_H_ |
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