Fix llc crasher compiling siod by giving BuildMI the correct number of arguments


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15719 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PowerPC/PPC32ISelSimple.cpp b/lib/Target/PowerPC/PPC32ISelSimple.cpp
index c9157ef..f175159 100644
--- a/lib/Target/PowerPC/PPC32ISelSimple.cpp
+++ b/lib/Target/PowerPC/PPC32ISelSimple.cpp
@@ -2797,7 +2797,7 @@
         unsigned TempReg2 = makeAnotherReg(DestTy);
         addFrameReference(BuildMI(*BB, IP, PPC::LBZ, 2, TempReg2), 
                           ValueFrameIdx, 7);
-        BuildMI(*MBB, IP, PPC::EXTSB, DestReg).addReg(TempReg2);
+        BuildMI(*BB, IP, PPC::EXTSB, 1, DestReg).addReg(TempReg2);
       } else {
         int offset = (DestClass == cShort) ? 6 : 4;
         unsigned LoadOp = (DestClass == cShort) ? PPC::LHA : PPC::LWZ;