Fix integer undefined behavior due to signed left shift overflow in LLVM.

Reviewed offline by chandlerc.

llvm-svn: 162623

1 files changed, 1 insertions, 1 deletions

diff --git a/llvm/lib/Target/PowerPC/InstPrinter/PPCInstPrinter.cpp b/llvm/lib/Target/PowerPC/InstPrinter/PPCInstPrinter.cpp
index d175e3e79eb..413142eb2bf 100644
--- a/llvm/lib/Target/PowerPC/InstPrinter/PPCInstPrinter.cpp
+++ b/llvm/lib/Target/PowerPC/InstPrinter/PPCInstPrinter.cpp
@@ -137,7 +137,7 @@ void PPCInstPrinter::printPredicateOperand(const MCInst *MI, unsigned OpNo,
 void PPCInstPrinter::printS5ImmOperand(const MCInst *MI, unsigned OpNo,
                                        raw_ostream &O) {
   char Value = MI->getOperand(OpNo).getImm();
-  Value = (Value << (32-5)) >> (32-5);
+  Value = SignExtend32<5>(Value);
   O << (int)Value;
 }