From 5d5cc59cc77afe655b3707cb0e69e0827b444cad Mon Sep 17 00:00:00 2001 From: dim Date: Fri, 17 Sep 2010 15:48:55 +0000 Subject: Vendor import of llvm r114020 (from the release_28 branch): http://llvm.org/svn/llvm-project/llvm/branches/release_28@114020 Approved by: rpaulo (mentor) --- lib/CodeGen/ProcessImplicitDefs.cpp | 18 ++---------------- 1 file changed, 2 insertions(+), 16 deletions(-) (limited to 'lib/CodeGen/ProcessImplicitDefs.cpp') diff --git a/lib/CodeGen/ProcessImplicitDefs.cpp b/lib/CodeGen/ProcessImplicitDefs.cpp index 2e31908..b8831db 100644 --- a/lib/CodeGen/ProcessImplicitDefs.cpp +++ b/lib/CodeGen/ProcessImplicitDefs.cpp @@ -26,8 +26,8 @@ using namespace llvm; char ProcessImplicitDefs::ID = 0; -static RegisterPass X("processimpdefs", - "Process Implicit Definitions."); +INITIALIZE_PASS(ProcessImplicitDefs, "processimpdefs", + "Process Implicit Definitions.", false, false); void ProcessImplicitDefs::getAnalysisUsage(AnalysisUsage &AU) const { AU.setPreservesCFG(); @@ -46,12 +46,6 @@ ProcessImplicitDefs::CanTurnIntoImplicitDef(MachineInstr *MI, unsigned Reg, unsigned OpIdx, const TargetInstrInfo *tii_, SmallSet &ImpDefRegs) { - unsigned SrcReg, DstReg, SrcSubReg, DstSubReg; - if (tii_->isMoveInstr(*MI, SrcReg, DstReg, SrcSubReg, DstSubReg) && - Reg == SrcReg && - (DstSubReg == 0 || ImpDefRegs.count(DstReg))) - return true; - switch(OpIdx) { case 1: return MI->isCopy() && (MI->getOperand(0).getSubReg() == 0 || @@ -75,14 +69,6 @@ static bool isUndefCopy(MachineInstr *MI, unsigned Reg, return true; return false; } - - unsigned SrcReg, DstReg, SrcSubReg, DstSubReg; - if (tii_->isMoveInstr(*MI, SrcReg, DstReg, SrcSubReg, DstSubReg)) { - if (Reg != SrcReg) - return false; - if (DstSubReg == 0 || ImpDefRegs.count(DstReg)) - return true; - } return false; } -- cgit v1.1