[mips][FastISel] Factor out common code from switch statement. NFC
llvm-svn: 249603
diff --git a/llvm/lib/Target/Mips/MipsFastISel.cpp b/llvm/lib/Target/Mips/MipsFastISel.cpp
index ca6fbdb..4e19bcb 100644
--- a/llvm/lib/Target/Mips/MipsFastISel.cpp
+++ b/llvm/lib/Target/Mips/MipsFastISel.cpp
@@ -1604,19 +1604,23 @@
bool MipsFastISel::emitIntZExt(MVT SrcVT, unsigned SrcReg, MVT DestVT,
unsigned DestReg) {
+ int64_t Imm;
+
switch (SrcVT.SimpleTy) {
default:
return false;
case MVT::i1:
- emitInst(Mips::ANDi, DestReg).addReg(SrcReg).addImm(1);
+ Imm = 1;
break;
case MVT::i8:
- emitInst(Mips::ANDi, DestReg).addReg(SrcReg).addImm(0xff);
+ Imm = 0xff;
break;
case MVT::i16:
- emitInst(Mips::ANDi, DestReg).addReg(SrcReg).addImm(0xffff);
+ Imm = 0xffff;
break;
}
+
+ emitInst(Mips::ANDi, DestReg).addReg(SrcReg).addImm(Imm);
return true;
}