diff options
Diffstat (limited to 'lib/CodeGen/ProcessImplicitDefs.cpp')
-rw-r--r-- | lib/CodeGen/ProcessImplicitDefs.cpp | 14 |
1 files changed, 0 insertions, 14 deletions
diff --git a/lib/CodeGen/ProcessImplicitDefs.cpp b/lib/CodeGen/ProcessImplicitDefs.cpp index 2e31908f9f..023af7923d 100644 --- a/lib/CodeGen/ProcessImplicitDefs.cpp +++ b/lib/CodeGen/ProcessImplicitDefs.cpp @@ -46,12 +46,6 @@ ProcessImplicitDefs::CanTurnIntoImplicitDef(MachineInstr *MI, unsigned Reg, unsigned OpIdx, const TargetInstrInfo *tii_, SmallSet<unsigned, 8> &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; } |