diff options
Diffstat (limited to 'llvm/lib/CodeGen/RegAllocLinearScan.cpp')
-rw-r--r-- | llvm/lib/CodeGen/RegAllocLinearScan.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/llvm/lib/CodeGen/RegAllocLinearScan.cpp b/llvm/lib/CodeGen/RegAllocLinearScan.cpp index 64490d2e05e..9d22e13bb5d 100644 --- a/llvm/lib/CodeGen/RegAllocLinearScan.cpp +++ b/llvm/lib/CodeGen/RegAllocLinearScan.cpp @@ -397,10 +397,10 @@ unsigned RALinScan::attemptTrivialCoalescing(LiveInterval &cur, unsigned Reg) { // Remove unnecessary kills since a copy does not clobber the register. if (li_->hasInterval(SrcReg)) { LiveInterval &SrcLI = li_->getInterval(SrcReg); - for (MachineRegisterInfo::reg_iterator I = mri_->reg_begin(cur.reg), - E = mri_->reg_end(); I != E; ++I) { + for (MachineRegisterInfo::use_iterator I = mri_->use_begin(cur.reg), + E = mri_->use_end(); I != E; ++I) { MachineOperand &O = I.getOperand(); - if (!O.isUse() || !O.isKill()) + if (!O.isKill()) continue; MachineInstr *MI = &*I; if (SrcLI.liveAt(li_->getDefIndex(li_->getInstructionIndex(MI)))) |