Simplify code. No change in functionality.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133350 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/TwoAddressInstructionPass.cpp b/lib/CodeGen/TwoAddressInstructionPass.cpp
index f54d879..3860e0b 100644
--- a/lib/CodeGen/TwoAddressInstructionPass.cpp
+++ b/lib/CodeGen/TwoAddressInstructionPass.cpp
@@ -1095,12 +1095,7 @@
"two address instruction invalid");
unsigned regB = mi->getOperand(SrcIdx).getReg();
- TiedOperandMap::iterator OI = TiedOperands.find(regB);
- if (OI == TiedOperands.end()) {
- SmallVector<std::pair<unsigned, unsigned>, 4> TiedPair;
- OI = TiedOperands.insert(std::make_pair(regB, TiedPair)).first;
- }
- OI->second.push_back(std::make_pair(SrcIdx, DstIdx));
+ TiedOperands[regB].push_back(std::make_pair(SrcIdx, DstIdx));
}
// Now iterate over the information collected above.