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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 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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222 // This flag is ored with a valid offset from the frame pointer, so | 222 // This flag is ored with a valid offset from the frame pointer, so |
223 // it should fit in the low zero bits of a valid offset. | 223 // it should fit in the low zero bits of a valid offset. |
224 static const int kSyncedFlag = 2; | 224 static const int kSyncedFlag = 2; |
225 | 225 |
226 int statement_position_; | 226 int statement_position_; |
227 int position_; | 227 int position_; |
228 | 228 |
229 Label entry_label_; | 229 Label entry_label_; |
230 Label exit_label_; | 230 Label exit_label_; |
231 | 231 |
232 int registers_[RegisterAllocator::kNumRegisters]; | 232 // C++ doesn't allow zero length arrays, so we make the array length 1 even |
| 233 // if we don't need it. |
| 234 static const int kRegistersArrayLength = |
| 235 (RegisterAllocator::kNumRegisters == 0) ? |
| 236 1 : RegisterAllocator::kNumRegisters; |
| 237 int registers_[kRegistersArrayLength]; |
233 | 238 |
234 #ifdef DEBUG | 239 #ifdef DEBUG |
235 const char* comment_; | 240 const char* comment_; |
236 #endif | 241 #endif |
237 DISALLOW_COPY_AND_ASSIGN(DeferredCode); | 242 DISALLOW_COPY_AND_ASSIGN(DeferredCode); |
238 }; | 243 }; |
239 | 244 |
240 class StackCheckStub : public CodeStub { | 245 class StackCheckStub : public CodeStub { |
241 public: | 246 public: |
242 StackCheckStub() { } | 247 StackCheckStub() { } |
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599 private: | 604 private: |
600 Major MajorKey() { return ToBoolean; } | 605 Major MajorKey() { return ToBoolean; } |
601 int MinorKey() { return 0; } | 606 int MinorKey() { return 0; } |
602 }; | 607 }; |
603 | 608 |
604 | 609 |
605 } // namespace internal | 610 } // namespace internal |
606 } // namespace v8 | 611 } // namespace v8 |
607 | 612 |
608 #endif // V8_CODEGEN_H_ | 613 #endif // V8_CODEGEN_H_ |
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