| // Copyright 2014 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef V8_COMPILER_MOVE_OPTIMIZER_ |
| #define V8_COMPILER_MOVE_OPTIMIZER_ |
| |
| #include "src/compiler/instruction.h" |
| #include "src/zone-containers.h" |
| |
| namespace v8 { |
| namespace internal { |
| namespace compiler { |
| |
| class MoveOptimizer FINAL { |
| public: |
| MoveOptimizer(Zone* local_zone, InstructionSequence* code); |
| void Run(); |
| |
| private: |
| typedef ZoneVector<MoveOperands*> MoveOpVector; |
| |
| InstructionSequence* code() const { return code_; } |
| Zone* local_zone() const { return local_zone_; } |
| Zone* code_zone() const { return code()->zone(); } |
| |
| void CompressMoves(MoveOpVector* eliminated, ParallelMove* left, |
| ParallelMove* right); |
| void FinalizeMoves(MoveOpVector* loads, MoveOpVector* new_moves, |
| GapInstruction* gap); |
| |
| Zone* const local_zone_; |
| InstructionSequence* const code_; |
| MoveOpVector temp_vector_0_; |
| MoveOpVector temp_vector_1_; |
| |
| DISALLOW_COPY_AND_ASSIGN(MoveOptimizer); |
| }; |
| |
| } // namespace compiler |
| } // namespace internal |
| } // namespace v8 |
| |
| #endif // V8_COMPILER_MOVE_OPTIMIZER_ |