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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 |
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39 namespace v8 { | 39 namespace v8 { |
40 namespace internal { | 40 namespace internal { |
41 | 41 |
42 // Forward declarations. | 42 // Forward declarations. |
43 class LDeferredCode; | 43 class LDeferredCode; |
44 class LGapNode; | 44 class LGapNode; |
45 class SafepointGenerator; | 45 class SafepointGenerator; |
46 | 46 |
47 class LCodeGen BASE_EMBEDDED { | 47 class LCodeGen BASE_EMBEDDED { |
48 public: | 48 public: |
49 LCodeGen(LChunkBase* chunk, MacroAssembler* assembler, CompilationInfo* info) | 49 LCodeGen(LChunk* chunk, MacroAssembler* assembler, CompilationInfo* info) |
50 : zone_(info->zone()), | 50 : zone_(info->zone()), |
51 chunk_(static_cast<LChunk*>(chunk)), | 51 chunk_(static_cast<LPlatformChunk*>(chunk)), |
52 masm_(assembler), | 52 masm_(assembler), |
53 info_(info), | 53 info_(info), |
54 current_block_(-1), | 54 current_block_(-1), |
55 current_instruction_(-1), | 55 current_instruction_(-1), |
56 instructions_(chunk->instructions()), | 56 instructions_(chunk->instructions()), |
57 deoptimizations_(4, info->zone()), | 57 deoptimizations_(4, info->zone()), |
58 deoptimization_literals_(8, info->zone()), | 58 deoptimization_literals_(8, info->zone()), |
59 inlined_function_count_(0), | 59 inlined_function_count_(0), |
60 scope_(info->scope()), | 60 scope_(info->scope()), |
61 status_(UNUSED), | 61 status_(UNUSED), |
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143 | 143 |
144 bool is_unused() const { return status_ == UNUSED; } | 144 bool is_unused() const { return status_ == UNUSED; } |
145 bool is_generating() const { return status_ == GENERATING; } | 145 bool is_generating() const { return status_ == GENERATING; } |
146 bool is_done() const { return status_ == DONE; } | 146 bool is_done() const { return status_ == DONE; } |
147 bool is_aborted() const { return status_ == ABORTED; } | 147 bool is_aborted() const { return status_ == ABORTED; } |
148 | 148 |
149 StrictModeFlag strict_mode_flag() const { | 149 StrictModeFlag strict_mode_flag() const { |
150 return info()->is_classic_mode() ? kNonStrictMode : kStrictMode; | 150 return info()->is_classic_mode() ? kNonStrictMode : kStrictMode; |
151 } | 151 } |
152 | 152 |
153 LChunk* chunk() const { return chunk_; } | 153 LPlatformChunk* chunk() const { return chunk_; } |
154 Scope* scope() const { return scope_; } | 154 Scope* scope() const { return scope_; } |
155 HGraph* graph() const { return chunk_->graph(); } | 155 HGraph* graph() const { return chunk_->graph(); } |
156 | 156 |
157 int GetNextEmittedBlock(int block); | 157 int GetNextEmittedBlock(int block); |
158 | 158 |
159 void EmitClassOfTest(Label* if_true, | 159 void EmitClassOfTest(Label* if_true, |
160 Label* if_false, | 160 Label* if_false, |
161 Handle<String> class_name, | 161 Handle<String> class_name, |
162 Register input, | 162 Register input, |
163 Register temporary, | 163 Register temporary, |
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323 Register source, | 323 Register source, |
324 int* offset); | 324 int* offset); |
325 | 325 |
326 void EnsureSpaceForLazyDeopt(); | 326 void EnsureSpaceForLazyDeopt(); |
327 | 327 |
328 // Emits code for pushing either a tagged constant, a (non-double) | 328 // Emits code for pushing either a tagged constant, a (non-double) |
329 // register, or a stack slot operand. | 329 // register, or a stack slot operand. |
330 void EmitPushTaggedOperand(LOperand* operand); | 330 void EmitPushTaggedOperand(LOperand* operand); |
331 | 331 |
332 Zone* zone_; | 332 Zone* zone_; |
333 LChunk* const chunk_; | 333 LPlatformChunk* const chunk_; |
334 MacroAssembler* const masm_; | 334 MacroAssembler* const masm_; |
335 CompilationInfo* const info_; | 335 CompilationInfo* const info_; |
336 | 336 |
337 int current_block_; | 337 int current_block_; |
338 int current_instruction_; | 338 int current_instruction_; |
339 const ZoneList<LInstruction*>* instructions_; | 339 const ZoneList<LInstruction*>* instructions_; |
340 ZoneList<LEnvironment*> deoptimizations_; | 340 ZoneList<LEnvironment*> deoptimizations_; |
341 ZoneList<Handle<Object> > deoptimization_literals_; | 341 ZoneList<Handle<Object> > deoptimization_literals_; |
342 int inlined_function_count_; | 342 int inlined_function_count_; |
343 Scope* const scope_; | 343 Scope* const scope_; |
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409 LCodeGen* codegen_; | 409 LCodeGen* codegen_; |
410 Label entry_; | 410 Label entry_; |
411 Label exit_; | 411 Label exit_; |
412 Label* external_exit_; | 412 Label* external_exit_; |
413 int instruction_index_; | 413 int instruction_index_; |
414 }; | 414 }; |
415 | 415 |
416 } } // namespace v8::internal | 416 } } // namespace v8::internal |
417 | 417 |
418 #endif // V8_IA32_LITHIUM_CODEGEN_IA32_H_ | 418 #endif // V8_IA32_LITHIUM_CODEGEN_IA32_H_ |
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