Convert a PPC test from grep to FileCheck

Convert this test to FileCheck, and improve it to check for the instructions it
is trying to exclude instead of checking for register use (especially because
grepping for r1 can be thrown off, for example, by a use of r12).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@195979 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/PowerPC/stfiwx.ll b/test/CodeGen/PowerPC/stfiwx.ll
index 1ad558c6abc964b5cf9af65499852e1d215de08b..588e44fb28d318e480319c5b193de98c8a19895a 100644 (file)
--- a/test/CodeGen/PowerPC/stfiwx.ll
+++ b/test/CodeGen/PowerPC/stfiwx.ll
@@ -1,18 +1,27 @@
-; RUN: llc < %s -march=ppc32 -mtriple=powerpc-apple-darwin8 -mattr=stfiwx -o %t1
-; RUN: grep stfiwx %t1
-; RUN: not grep r1 %t1
-; RUN: llc < %s -march=ppc32 -mtriple=powerpc-apple-darwin8 -mattr=-stfiwx \
-; RUN:   -o %t2
-; RUN: not grep stfiwx %t2
-; RUN: grep r1 %t2
+; RUN: llc < %s -march=ppc32 -mtriple=powerpc-apple-darwin8 -mattr=stfiwx | FileCheck %s
+; RUN: llc < %s -march=ppc32 -mtriple=powerpc-apple-darwin8 -mattr=-stfiwx | FileCheck -check-prefix=CHECK-LS %s
 
-define void @test(float %a, i32* %b) nounwind {
+define void @test1(float %a, i32* %b) nounwind {
+; CHECK-LABEL: @test1
+; CHECK-LS-LABEL: @test1
         %tmp.2 = fptosi float %a to i32         ; <i32> [#uses=1]
         store i32 %tmp.2, i32* %b
         ret void
+
+; CHECK-NOT: lwz
+; CHECK-NOT: stw
+; CHECK: stfiwx
+; CHECK: blr
+
+; CHECK-LS: lwz
+; CHECK-LS: stw
+; CHECK-LS-NOT: stfiwx
+; CHECK-LS: blr
 }
 
 define void @test2(float %a, i32* %b, i32 %i) nounwind {
+; CHECK-LABEL: @test2
+; CHECK-LS-LABEL: @test2
         %tmp.2 = getelementptr i32* %b, i32 1           ; <i32*> [#uses=1]
         %tmp.5 = getelementptr i32* %b, i32 %i          ; <i32*> [#uses=1]
         %tmp.7 = fptosi float %a to i32         ; <i32> [#uses=3]
@@ -20,5 +29,15 @@ define void @test2(float %a, i32* %b, i32 %i) nounwind {
         store i32 %tmp.7, i32* %tmp.2
         store i32 %tmp.7, i32* %b
         ret void
+
+; CHECK-NOT: lwz
+; CHECK-NOT: stw
+; CHECK: stfiwx
+; CHECK: blr
+
+; CHECK-LS: lwz
+; CHECK-LS: stw
+; CHECK-LS-NOT: stfiwx
+; CHECK-LS: blr
 }