[Reassociate] FileCheckize and cleanup a few testcases. No functional change

intended.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@210685 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 23 insertions, 13 deletions

diff --git a/test/Transforms/Reassociate/negation.ll b/test/Transforms/Reassociate/negation.ll
index 6a3dfd3b82..12d2c86192 100644
--- a/test/Transforms/Reassociate/negation.ll
+++ b/test/Transforms/Reassociate/negation.ll
@@ -1,21 +1,31 @@
-; RUN: opt < %s -reassociate -instcombine -S | not grep sub
+; RUN: opt < %s -reassociate -instcombine -S | FileCheck %s
 
 ; Test that we can turn things like X*-(Y*Z) -> X*-1*Y*Z.
 
 define i32 @test1(i32 %a, i32 %b, i32 %z) {
-	%c = sub i32 0, %z		; <i32> [#uses=1]
-	%d = mul i32 %a, %b		; <i32> [#uses=1]
-	%e = mul i32 %c, %d		; <i32> [#uses=1]
-	%f = mul i32 %e, 12345		; <i32> [#uses=1]
-	%g = sub i32 0, %f		; <i32> [#uses=1]
-	ret i32 %g
+; CHECK-LABEL: test1
+; CHECK-NEXT: %e = mul i32 %a, 12345
+; CHECK-NEXT: %f = mul i32 %e, %b
+; CHECK-NEXT: %g = mul i32 %f, %z
+; CHECK-NEXT: ret i32 %g
+
+  %c = sub i32 0, %z
+  %d = mul i32 %a, %b
+  %e = mul i32 %c, %d
+  %f = mul i32 %e, 12345
+  %g = sub i32 0, %f
+  ret i32 %g
 }
 
 define i32 @test2(i32 %a, i32 %b, i32 %z) {
-	%d = mul i32 %z, 40		; <i32> [#uses=1]
-	%c = sub i32 0, %d		; <i32> [#uses=1]
-	%e = mul i32 %a, %c		; <i32> [#uses=1]
-	%f = sub i32 0, %e		; <i32> [#uses=1]
-	ret i32 %f
-}
+; CHECK-LABEL: test2
+; CHECK-NEXT: %e = mul i32 %a, 40
+; CHECK-NEXT: %f = mul i32 %e, %z
+; CHECK-NEXT: ret i32 %f
 
+  %d = mul i32 %z, 40
+  %c = sub i32 0, %d
+  %e = mul i32 %a, %c
+  %f = sub i32 0, %e
+  ret i32 %f
+}