Cleanup. Process the dbg_values separately

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@105554 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Grosbach 2010-06-07 21:28:55 +00:00
parent 4d541e4424
commit 66f360e990

View File

@ -514,15 +514,14 @@ bool IfConverter::ValidDiamond(BBInfo &TrueBBI, BBInfo &FalseBBI,
MachineBasicBlock::iterator TI = TrueBBI.BB->begin();
MachineBasicBlock::iterator FI = FalseBBI.BB->begin();
while (1) {
if (TI == TrueBBI.BB->end() || FI == FalseBBI.BB->end())
break;
// Skip dbg_value instructions
if (TI->isDebugValue())
++TI;
if (FI->isDebugValue())
++FI;
MachineBasicBlock::iterator TIE = TrueBBI.BB->end();
MachineBasicBlock::iterator FIE = FalseBBI.BB->end();
// Skip dbg_value instructions
while (TI != TIE && TI->isDebugValue())
++TI;
while (FI != FIE && FI->isDebugValue())
++FI;
while (TI != TIE && FI != FIE) {
if (!TI->isIdenticalTo(FI))
break;
++Dups1;
@ -532,15 +531,14 @@ bool IfConverter::ValidDiamond(BBInfo &TrueBBI, BBInfo &FalseBBI,
TI = firstNonBranchInst(TrueBBI.BB, TII);
FI = firstNonBranchInst(FalseBBI.BB, TII);
while (1) {
if (TI == TrueBBI.BB->begin() || FI == FalseBBI.BB->begin())
break;
// Skip dbg_value instructions
if (TI->isDebugValue())
--TI;
if (FI->isDebugValue())
--FI;
MachineBasicBlock::iterator TIB = TrueBBI.BB->begin();
MachineBasicBlock::iterator FIB = FalseBBI.BB->begin();
// Skip dbg_value instructions
while (TI != TIB && TI->isDebugValue())
--TI;
while (FI != FIB && FI->isDebugValue())
--FI;
while (TI != TIB && FI != FIB) {
if (!TI->isIdenticalTo(FI))
break;
++Dups2;