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use FileCheck for tighter checking

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llvm-svn: 263674
This commit is contained in:
Sanjay Patel 2016-03-16 23:20:20 +00:00
parent b6bde406c3
commit 9c2df82787
1 changed files with 17 additions and 7 deletions
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24
test/Transforms/InstCombine/and-or-not.ll
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@ -1,46 +1,56 @@
; RUN: opt < %s -instcombine -S | grep xor | count 4
; RUN: opt < %s -instcombine -S | not grep and
; RUN: opt < %s -instcombine -S | not grep " or"
; RUN: opt < %s -instcombine -S | FileCheck %s
; PR1510
; These are all equivalent to A^B
define i32 @test1(i32 %a, i32 %b) {
entry:
%tmp3 = or i32 %b, %a ; <i32> [#uses=1]
%tmp3not = xor i32 %tmp3, -1 ; <i32> [#uses=1]
%tmp6 = and i32 %b, %a ; <i32> [#uses=1]
%tmp7 = or i32 %tmp6, %tmp3not ; <i32> [#uses=1]
%tmp7not = xor i32 %tmp7, -1 ; <i32> [#uses=1]
ret i32 %tmp7not
; CHECK-LABEL: @test1(
; CHECK-NEXT: [[TMP7NOT:%.*]] = xor i32 %b, %a
; CHECK-NEXT: ret i32 [[TMP7NOT]]
}
define i32 @test2(i32 %a, i32 %b) {
entry:
%tmp3 = or i32 %b, %a ; <i32> [#uses=1]
%tmp6 = and i32 %b, %a ; <i32> [#uses=1]
%tmp6not = xor i32 %tmp6, -1 ; <i32> [#uses=1]
%tmp7 = and i32 %tmp3, %tmp6not ; <i32> [#uses=1]
ret i32 %tmp7
; CHECK-LABEL: @test2(
; CHECK-NEXT: [[TMP7:%.*]] = xor i32 %b, %a
; CHECK-NEXT: ret i32 [[TMP7]]
}
define <4 x i32> @test3(<4 x i32> %a, <4 x i32> %b) {
entry:
%tmp3 = or <4 x i32> %a, %b ; <<4 x i32>> [#uses=1]
%tmp3not = xor <4 x i32> %tmp3, < i32 -1, i32 -1, i32 -1, i32 -1 > ; <<4 x i32>> [#uses=1]
%tmp6 = and <4 x i32> %a, %b ; <<4 x i32>> [#uses=1]
%tmp7 = or <4 x i32> %tmp6, %tmp3not ; <<4 x i32>> [#uses=1]
%tmp7not = xor <4 x i32> %tmp7, < i32 -1, i32 -1, i32 -1, i32 -1 > ; <<4 x i32>> [#uses=1]
ret <4 x i32> %tmp7not
; CHECK-LABEL: @test3(
; CHECK-NEXT: [[TMP7NOT:%.*]] = xor <4 x i32> %a, %b
; CHECK-NEXT: ret <4 x i32> [[TMP7NOT]]
}
define <4 x i32> @test4(<4 x i32> %a, <4 x i32> %b) {
entry:
%tmp3 = or <4 x i32> %a, %b ; <<4 x i32>> [#uses=1]
%tmp6 = and <4 x i32> %a, %b ; <<4 x i32>> [#uses=1]
%tmp6not = xor <4 x i32> %tmp6, < i32 -1, i32 -1, i32 -1, i32 -1 > ; <<4 x i32>> [#uses=1]
%tmp7 = and <4 x i32> %tmp3, %tmp6not ; <<4 x i32>> [#uses=1]
ret <4 x i32> %tmp7
; CHECK-LABEL: @test4(
; CHECK-NEXT: [[TMP7:%.*]] = xor <4 x i32> %a, %b
; CHECK-NEXT: ret <4 x i32> [[TMP7]]
}