Eliminate more uses of llvm-as and llvm-dis.

llvm-svn: 81293
diff --git a/llvm/test/CodeGen/PowerPC/vec_shift.ll b/llvm/test/CodeGen/PowerPC/vec_shift.ll
index 0cc699c..646fb5f 100644
--- a/llvm/test/CodeGen/PowerPC/vec_shift.ll
+++ b/llvm/test/CodeGen/PowerPC/vec_shift.ll
@@ -1,4 +1,4 @@
-; RUN: llvm-as < %s | llc  -march=ppc32 -mcpu=g5
+; RUN: llc < %s  -march=ppc32 -mcpu=g5
 ; PR3628
 
 define void @update(<4 x i32> %val, <4 x i32>* %dst) nounwind {