Case sensitive not.

llvm-svn: 31827
diff --git a/llvm/test/Regression/CodeGen/PowerPC/Frames-large.ll b/llvm/test/Regression/CodeGen/PowerPC/Frames-large.ll
index 1cc5e3b..d41c8cf 100644
--- a/llvm/test/Regression/CodeGen/PowerPC/Frames-large.ll
+++ b/llvm/test/Regression/CodeGen/PowerPC/Frames-large.ll
@@ -1,21 +1,21 @@
-; RUN: llvm-as < %s | llc -march=ppc32 | NOT grep 'stw r31, 20(r1)' &&
+; RUN: llvm-as < %s | llc -march=ppc32 | not grep 'stw r31, 20(r1)' &&
 ; RUN: llvm-as < %s | llc -march=ppc32 | grep 'lis r0, -1' &&
 ; RUN: llvm-as < %s | llc -march=ppc32 | grep 'ori r0, r0, 32704' &&
 ; RUN: llvm-as < %s | llc -march=ppc32 | grep 'stwux r1, r1, r0' &&
 ; RUN: llvm-as < %s | llc -march=ppc32 | grep 'lwz r1, 0(r1)' &&
-; RUN: llvm-as < %s | llc -march=ppc32 | NOT grep 'lwz r31, 20(r1)' &&
+; RUN: llvm-as < %s | llc -march=ppc32 | not grep 'lwz r31, 20(r1)' &&
 ; RUN: llvm-as < %s | llc -march=ppc32 -disable-fp-elim | grep 'stw r31, 20(r1)' &&
 ; RUN: llvm-as < %s | llc -march=ppc32 -disable-fp-elim | grep 'lis r0, -1' &&
 ; RUN: llvm-as < %s | llc -march=ppc32 -disable-fp-elim | grep 'ori r0, r0, 32704' &&
 ; RUN: llvm-as < %s | llc -march=ppc32 -disable-fp-elim | grep 'stwux r1, r1, r0' &&
 ; RUN: llvm-as < %s | llc -march=ppc32 -disable-fp-elim | grep 'lwz r1, 0(r1)' &&
 ; RUN: llvm-as < %s | llc -march=ppc32 -disable-fp-elim | grep 'lwz r31, 20(r1)' &&
-; RUN: llvm-as < %s | llc -march=ppc64 | NOT grep 'std r31, 40(r1)' &&
+; RUN: llvm-as < %s | llc -march=ppc64 | not grep 'std r31, 40(r1)' &&
 ; RUN: llvm-as < %s | llc -march=ppc64 | grep 'lis r0, -1' &&
 ; RUN: llvm-as < %s | llc -march=ppc64 | grep 'ori r0, r0, 32656' &&
 ; RUN: llvm-as < %s | llc -march=ppc64 | grep 'stdux r1, r1, r0' &&
 ; RUN: llvm-as < %s | llc -march=ppc64 | grep 'ld r1, 0(r1)' &&
-; RUN: llvm-as < %s | llc -march=ppc64 | NOT grep 'ld r31, 40(r1)' &&
+; RUN: llvm-as < %s | llc -march=ppc64 | not grep 'ld r31, 40(r1)' &&
 ; RUN: llvm-as < %s | llc -march=ppc64 -disable-fp-elim | grep 'std r31, 40(r1)' &&
 ; RUN: llvm-as < %s | llc -march=ppc64 -disable-fp-elim | grep 'lis r0, -1' &&
 ; RUN: llvm-as < %s | llc -march=ppc64 -disable-fp-elim | grep 'ori r0, r0, 32656' &&