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Convert a PPC test from grep to FileCheck

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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
This commit is contained in:
Hal Finkel 2013-11-30 20:04:33 +00:00
parent 7373abd81e
commit 6e1de2e63e
1 changed files with 27 additions and 8 deletions
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35
test/CodeGen/PowerPC/stfiwx.ll
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@ -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
}