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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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225 void Advance() { current_++; } | 225 void Advance() { current_++; } |
226 | 226 |
227 private: | 227 private: |
228 const ZoneList<HBasicBlock*>* predecessor_list_; | 228 const ZoneList<HBasicBlock*>* predecessor_list_; |
229 int current_; | 229 int current_; |
230 }; | 230 }; |
231 | 231 |
232 | 232 |
233 class HInstructionIterator BASE_EMBEDDED { | 233 class HInstructionIterator BASE_EMBEDDED { |
234 public: | 234 public: |
235 explicit HInstructionIterator(HBasicBlock* block) | 235 explicit HInstructionIterator(HBasicBlock* block) : instr_(block->first()) { } |
236 : block_(block), instr_(block->first()) { } | |
237 | 236 |
238 bool Done() { return instr_ == block_->last(); } | 237 bool Done() { return instr_ == NULL; } |
239 HInstruction* Current() { return instr_; } | 238 HInstruction* Current() { return instr_; } |
240 void Advance() { instr_ = instr_->next(); } | 239 void Advance() { instr_ = instr_->next(); } |
241 | 240 |
242 private: | 241 private: |
243 HBasicBlock* block_; | |
244 HInstruction* instr_; | 242 HInstruction* instr_; |
245 }; | 243 }; |
246 | 244 |
247 | 245 |
248 class HLoopInformation: public ZoneObject { | 246 class HLoopInformation: public ZoneObject { |
249 public: | 247 public: |
250 HLoopInformation(HBasicBlock* loop_header, Zone* zone) | 248 HLoopInformation(HBasicBlock* loop_header, Zone* zone) |
251 : back_edges_(4, zone), | 249 : back_edges_(4, zone), |
252 loop_header_(loop_header), | 250 loop_header_(loop_header), |
253 blocks_(8, zone), | 251 blocks_(8, zone), |
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2062 EmbeddedVector<char, 64> filename_; | 2060 EmbeddedVector<char, 64> filename_; |
2063 HeapStringAllocator string_allocator_; | 2061 HeapStringAllocator string_allocator_; |
2064 StringStream trace_; | 2062 StringStream trace_; |
2065 int indent_; | 2063 int indent_; |
2066 }; | 2064 }; |
2067 | 2065 |
2068 | 2066 |
2069 } } // namespace v8::internal | 2067 } } // namespace v8::internal |
2070 | 2068 |
2071 #endif // V8_HYDROGEN_H_ | 2069 #endif // V8_HYDROGEN_H_ |
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