Convert Thumb2 tests to FileCheck for PR5307.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@89595 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/Thumb2/thumb2-mls.ll b/test/CodeGen/Thumb2/thumb2-mls.ll
index 782def9..fc9e6ba 100644
--- a/test/CodeGen/Thumb2/thumb2-mls.ll
+++ b/test/CodeGen/Thumb2/thumb2-mls.ll
@@ -1,10 +1,12 @@
-; RUN: llc < %s -march=thumb -mattr=+thumb2 | grep {mls\\W*r\[0-9\],\\W*r\[0-9\],\\W*r\[0-9\],\\W*r\[0-9\]} | count 1
+; RUN: llc < %s -march=thumb -mattr=+thumb2 | FileCheck %s
 
 define i32 @f1(i32 %a, i32 %b, i32 %c) {
     %tmp1 = mul i32 %a, %b
     %tmp2 = sub i32 %c, %tmp1
     ret i32 %tmp2
 }
+; CHECK: f1:
+; CHECK: 	mls	r0, r0, r1, r2
 
 ; sub doesn't commute, so no mls for this one
 define i32 @f2(i32 %a, i32 %b, i32 %c) {
@@ -12,3 +14,6 @@
     %tmp2 = sub i32 %tmp1, %c
     ret i32 %tmp2
 }
+; CHECK: f2:
+; CHECK: 	muls	r0, r1
+