fix a small optimization opertunity and make gcc happy
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21143 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Alpha/AlphaISelPattern.cpp b/lib/Target/Alpha/AlphaISelPattern.cpp
index cfd5875..381ecdd 100644
--- a/lib/Target/Alpha/AlphaISelPattern.cpp
+++ b/lib/Target/Alpha/AlphaISelPattern.cpp
@@ -1090,7 +1090,7 @@
unsigned ISel::SelectExpr(SDOperand N) {
unsigned Result;
- unsigned Tmp1, Tmp2, Tmp3;
+ unsigned Tmp1, Tmp2 = 0, Tmp3;
unsigned Opc = 0;
unsigned opcode = N.getOpcode();
@@ -1448,7 +1448,6 @@
Tmp2 = SelectExpr(N.getOperand(0).getOperand(1));
Tmp1 = SelectExpr(N.getOperand(0).getOperand(0));
- Tmp2 = SelectExpr(N.getOperand(0).getOperand(1));
BuildMI(BB, Opc, 2, Result).addReg(Tmp1).addReg(Tmp2);
}
return Result;
@@ -1810,7 +1809,6 @@
{
unsigned k = ExactLog2(abs(CSD->getSignExtended()));
Tmp1 = SelectExpr(N.getOperand(0));
- Tmp2 = MakeReg(MVT::i64);
if (k == 1)
Tmp2 = Tmp1;
else