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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 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef V8_LITHIUM_INL_H_ | 5 #ifndef V8_LITHIUM_INL_H_ |
| 6 #define V8_LITHIUM_INL_H_ | 6 #define V8_LITHIUM_INL_H_ |
| 7 | 7 |
| 8 #include "src/lithium.h" | 8 #include "src/lithium.h" |
| 9 | 9 |
| 10 #if V8_TARGET_ARCH_IA32 | 10 #if V8_TARGET_ARCH_IA32 |
| (...skipping 20 matching lines...) Expand all Loading... |
| 31 TempIterator::TempIterator(LInstruction* instr) | 31 TempIterator::TempIterator(LInstruction* instr) |
| 32 : instr_(instr), limit_(instr->TempCount()), current_(0) { | 32 : instr_(instr), limit_(instr->TempCount()), current_(0) { |
| 33 SkipUninteresting(); | 33 SkipUninteresting(); |
| 34 } | 34 } |
| 35 | 35 |
| 36 | 36 |
| 37 bool TempIterator::Done() { return current_ >= limit_; } | 37 bool TempIterator::Done() { return current_ >= limit_; } |
| 38 | 38 |
| 39 | 39 |
| 40 LOperand* TempIterator::Current() { | 40 LOperand* TempIterator::Current() { |
| 41 ASSERT(!Done()); | 41 DCHECK(!Done()); |
| 42 return instr_->TempAt(current_); | 42 return instr_->TempAt(current_); |
| 43 } | 43 } |
| 44 | 44 |
| 45 | 45 |
| 46 void TempIterator::SkipUninteresting() { | 46 void TempIterator::SkipUninteresting() { |
| 47 while (current_ < limit_ && instr_->TempAt(current_) == NULL) ++current_; | 47 while (current_ < limit_ && instr_->TempAt(current_) == NULL) ++current_; |
| 48 } | 48 } |
| 49 | 49 |
| 50 | 50 |
| 51 void TempIterator::Advance() { | 51 void TempIterator::Advance() { |
| 52 ++current_; | 52 ++current_; |
| 53 SkipUninteresting(); | 53 SkipUninteresting(); |
| 54 } | 54 } |
| 55 | 55 |
| 56 | 56 |
| 57 InputIterator::InputIterator(LInstruction* instr) | 57 InputIterator::InputIterator(LInstruction* instr) |
| 58 : instr_(instr), limit_(instr->InputCount()), current_(0) { | 58 : instr_(instr), limit_(instr->InputCount()), current_(0) { |
| 59 SkipUninteresting(); | 59 SkipUninteresting(); |
| 60 } | 60 } |
| 61 | 61 |
| 62 | 62 |
| 63 bool InputIterator::Done() { return current_ >= limit_; } | 63 bool InputIterator::Done() { return current_ >= limit_; } |
| 64 | 64 |
| 65 | 65 |
| 66 LOperand* InputIterator::Current() { | 66 LOperand* InputIterator::Current() { |
| 67 ASSERT(!Done()); | 67 DCHECK(!Done()); |
| 68 ASSERT(instr_->InputAt(current_) != NULL); | 68 DCHECK(instr_->InputAt(current_) != NULL); |
| 69 return instr_->InputAt(current_); | 69 return instr_->InputAt(current_); |
| 70 } | 70 } |
| 71 | 71 |
| 72 | 72 |
| 73 void InputIterator::Advance() { | 73 void InputIterator::Advance() { |
| 74 ++current_; | 74 ++current_; |
| 75 SkipUninteresting(); | 75 SkipUninteresting(); |
| 76 } | 76 } |
| 77 | 77 |
| 78 | 78 |
| 79 void InputIterator::SkipUninteresting() { | 79 void InputIterator::SkipUninteresting() { |
| 80 while (current_ < limit_) { | 80 while (current_ < limit_) { |
| 81 LOperand* current = instr_->InputAt(current_); | 81 LOperand* current = instr_->InputAt(current_); |
| 82 if (current != NULL && !current->IsConstantOperand()) break; | 82 if (current != NULL && !current->IsConstantOperand()) break; |
| 83 ++current_; | 83 ++current_; |
| 84 } | 84 } |
| 85 } | 85 } |
| 86 | 86 |
| 87 | 87 |
| 88 UseIterator::UseIterator(LInstruction* instr) | 88 UseIterator::UseIterator(LInstruction* instr) |
| 89 : input_iterator_(instr), env_iterator_(instr->environment()) {} | 89 : input_iterator_(instr), env_iterator_(instr->environment()) {} |
| 90 | 90 |
| 91 | 91 |
| 92 bool UseIterator::Done() { | 92 bool UseIterator::Done() { |
| 93 return input_iterator_.Done() && env_iterator_.Done(); | 93 return input_iterator_.Done() && env_iterator_.Done(); |
| 94 } | 94 } |
| 95 | 95 |
| 96 | 96 |
| 97 LOperand* UseIterator::Current() { | 97 LOperand* UseIterator::Current() { |
| 98 ASSERT(!Done()); | 98 DCHECK(!Done()); |
| 99 LOperand* result = input_iterator_.Done() ? env_iterator_.Current() | 99 LOperand* result = input_iterator_.Done() ? env_iterator_.Current() |
| 100 : input_iterator_.Current(); | 100 : input_iterator_.Current(); |
| 101 ASSERT(result != NULL); | 101 DCHECK(result != NULL); |
| 102 return result; | 102 return result; |
| 103 } | 103 } |
| 104 | 104 |
| 105 | 105 |
| 106 void UseIterator::Advance() { | 106 void UseIterator::Advance() { |
| 107 input_iterator_.Done() ? env_iterator_.Advance() : input_iterator_.Advance(); | 107 input_iterator_.Done() ? env_iterator_.Advance() : input_iterator_.Advance(); |
| 108 } | 108 } |
| 109 } | 109 } |
| 110 } // namespace v8::internal | 110 } // namespace v8::internal |
| 111 | 111 |
| 112 #endif // V8_LITHIUM_INL_H_ | 112 #endif // V8_LITHIUM_INL_H_ |
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