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authorJim Grosbach <grosbach@apple.com>2010-06-07 19:12:21 +0000
committerJim Grosbach <grosbach@apple.com>2010-06-07 19:12:21 +0000
commit0f445f328e95d7aed952bd679444c97dc51e83f3 (patch)
treed9c025ff2f8e3e980c2e65d4a072274650696bdb /llvm/lib/CodeGen
parent70910a6ab621f5e7384c38e00c173691ffc08370 (diff)
downloadbcm5719-llvm-0f445f328e95d7aed952bd679444c97dc51e83f3.tar.gz
bcm5719-llvm-0f445f328e95d7aed952bd679444c97dc51e83f3.zip
Move exit check where it really belongs.
llvm-svn: 105541
Diffstat (limited to 'llvm/lib/CodeGen')
-rw-r--r--llvm/lib/CodeGen/IfConversion.cpp8
1 files changed, 4 insertions, 4 deletions
diff --git a/llvm/lib/CodeGen/IfConversion.cpp b/llvm/lib/CodeGen/IfConversion.cpp
index 2abcb51b4e2..2e630f71d60 100644
--- a/llvm/lib/CodeGen/IfConversion.cpp
+++ b/llvm/lib/CodeGen/IfConversion.cpp
@@ -515,13 +515,13 @@ 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;
- if (TI == TrueBBI.BB->end() || FI == FalseBBI.BB->end())
- break;
if (!TI->isIdenticalTo(FI))
break;
@@ -533,13 +533,13 @@ 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;
- if (TI == TrueBBI.BB->begin() || FI == FalseBBI.BB->begin())
- break;
if (!TI->isIdenticalTo(FI))
break;
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