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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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49 LCodeGen(LChunk* chunk, MacroAssembler* assembler, CompilationInfo* info) | 49 LCodeGen(LChunk* chunk, MacroAssembler* assembler, CompilationInfo* info) |
50 : chunk_(chunk), | 50 : chunk_(chunk), |
51 masm_(assembler), | 51 masm_(assembler), |
52 info_(info), | 52 info_(info), |
53 current_block_(-1), | 53 current_block_(-1), |
54 current_instruction_(-1), | 54 current_instruction_(-1), |
55 instructions_(chunk->instructions()), | 55 instructions_(chunk->instructions()), |
56 deoptimizations_(4), | 56 deoptimizations_(4), |
57 deoptimization_literals_(8), | 57 deoptimization_literals_(8), |
58 inlined_function_count_(0), | 58 inlined_function_count_(0), |
59 scope_(chunk->graph()->info()->scope()), | 59 scope_(info->scope()), |
60 status_(UNUSED), | 60 status_(UNUSED), |
61 deferred_(8), | 61 deferred_(8), |
62 osr_pc_offset_(-1), | 62 osr_pc_offset_(-1), |
63 deoptimization_reloc_size(), | 63 deoptimization_reloc_size(), |
64 resolver_(this) { | 64 resolver_(this) { |
65 PopulateDeoptimizationLiteralsWithInlinedFunctions(); | 65 PopulateDeoptimizationLiteralsWithInlinedFunctions(); |
66 } | 66 } |
67 | 67 |
68 // Simple accessors. | 68 // Simple accessors. |
69 MacroAssembler* masm() const { return masm_; } | 69 MacroAssembler* masm() const { return masm_; } |
| 70 CompilationInfo* info() const { return info_; } |
70 | 71 |
71 // Support for converting LOperands to assembler types. | 72 // Support for converting LOperands to assembler types. |
72 Operand ToOperand(LOperand* op) const; | 73 Operand ToOperand(LOperand* op) const; |
73 Register ToRegister(LOperand* op) const; | 74 Register ToRegister(LOperand* op) const; |
74 XMMRegister ToDoubleRegister(LOperand* op) const; | 75 XMMRegister ToDoubleRegister(LOperand* op) const; |
75 Immediate ToImmediate(LOperand* op); | 76 Immediate ToImmediate(LOperand* op); |
76 | 77 |
77 // The operand denoting the second word (the one with a higher address) of | 78 // The operand denoting the second word (the one with a higher address) of |
78 // a double stack slot. | 79 // a double stack slot. |
79 Operand HighOperand(LOperand* op); | 80 Operand HighOperand(LOperand* op); |
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117 DONE, | 118 DONE, |
118 ABORTED | 119 ABORTED |
119 }; | 120 }; |
120 | 121 |
121 bool is_unused() const { return status_ == UNUSED; } | 122 bool is_unused() const { return status_ == UNUSED; } |
122 bool is_generating() const { return status_ == GENERATING; } | 123 bool is_generating() const { return status_ == GENERATING; } |
123 bool is_done() const { return status_ == DONE; } | 124 bool is_done() const { return status_ == DONE; } |
124 bool is_aborted() const { return status_ == ABORTED; } | 125 bool is_aborted() const { return status_ == ABORTED; } |
125 | 126 |
126 int strict_mode_flag() const { | 127 int strict_mode_flag() const { |
127 return info_->is_strict() ? kStrictMode : kNonStrictMode; | 128 return info()->is_strict() ? kStrictMode : kNonStrictMode; |
128 } | 129 } |
129 | 130 |
130 LChunk* chunk() const { return chunk_; } | 131 LChunk* chunk() const { return chunk_; } |
131 Scope* scope() const { return scope_; } | 132 Scope* scope() const { return scope_; } |
132 HGraph* graph() const { return chunk_->graph(); } | 133 HGraph* graph() const { return chunk_->graph(); } |
133 | 134 |
134 int GetNextEmittedBlock(int block); | 135 int GetNextEmittedBlock(int block); |
135 LInstruction* GetNextInstruction(); | 136 LInstruction* GetNextInstruction(); |
136 | 137 |
137 void EmitClassOfTest(Label* if_true, | 138 void EmitClassOfTest(Label* if_true, |
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300 private: | 301 private: |
301 LCodeGen* codegen_; | 302 LCodeGen* codegen_; |
302 Label entry_; | 303 Label entry_; |
303 Label exit_; | 304 Label exit_; |
304 Label* external_exit_; | 305 Label* external_exit_; |
305 }; | 306 }; |
306 | 307 |
307 } } // namespace v8::internal | 308 } } // namespace v8::internal |
308 | 309 |
309 #endif // V8_IA32_LITHIUM_CODEGEN_IA32_H_ | 310 #endif // V8_IA32_LITHIUM_CODEGEN_IA32_H_ |
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