From e14590bdfed24df30e6b7545fc819ba03ff8bba1 Mon Sep 17 00:00:00 2001 From: Guillaume Sanchez Date: Wed, 15 Apr 2015 18:57:27 +0000 Subject: Revert "[optimizing] Improve x86 parallel moves/swaps" This reverts commit a5c19ce8d200d68a528f2ce0ebff989106c4a933. This commit introduces a performance regression on CaffeineLogic of 30%. Change-Id: I917e206e249d44e1748537bc1b2d31054ea4959d --- compiler/optimizing/parallel_move_resolver.h | 7 ------- 1 file changed, 7 deletions(-) (limited to 'compiler/optimizing/parallel_move_resolver.h') diff --git a/compiler/optimizing/parallel_move_resolver.h b/compiler/optimizing/parallel_move_resolver.h index 173cffc71e..3fa1b37afd 100644 --- a/compiler/optimizing/parallel_move_resolver.h +++ b/compiler/optimizing/parallel_move_resolver.h @@ -42,15 +42,10 @@ class ParallelMoveResolver : public ValueObject { protected: class ScratchRegisterScope : public ValueObject { public: - // Spill a scratch register if no regs are free. ScratchRegisterScope(ParallelMoveResolver* resolver, int blocked, int if_scratch, int number_of_registers); - // Grab a scratch register only if available. - ScratchRegisterScope(ParallelMoveResolver* resolver, - int blocked, - int number_of_registers); ~ScratchRegisterScope(); int GetRegister() const { return reg_; } @@ -67,8 +62,6 @@ class ParallelMoveResolver : public ValueObject { // Allocate a scratch register for performing a move. The method will try to use // a register that is the destination of a move, but that move has not been emitted yet. int AllocateScratchRegister(int blocked, int if_scratch, int register_count, bool* spilled); - // As above, but return -1 if no free register. - int AllocateScratchRegister(int blocked, int register_count); // Emit a move. virtual void EmitMove(size_t index) = 0; -- cgit v1.2.3-59-g8ed1b