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f2f6ce65b7
input filename so that opt doesn't print the input filename in the output so that grep lines in the tests don't unintentionally match strings in the input filename. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81537 91177308-0d34-0410-b5e6-96231b3b80d8
53 lines
1.3 KiB
LLVM
53 lines
1.3 KiB
LLVM
; RUN: opt < %s -instcombine -S | grep ret | count 6
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; RUN: opt < %s -instcombine -S | not grep call.*bswap
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define i1 @test1(i16 %tmp2) {
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%tmp10 = call i16 @llvm.bswap.i16( i16 %tmp2 ) ; <i16> [#uses=1]
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%tmp = icmp eq i16 %tmp10, 1 ; <i1> [#uses=1]
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ret i1 %tmp
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}
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define i1 @test2(i32 %tmp) {
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%tmp34 = tail call i32 @llvm.bswap.i32( i32 %tmp ) ; <i32> [#uses=1]
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%tmp.upgrd.1 = icmp eq i32 %tmp34, 1 ; <i1> [#uses=1]
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ret i1 %tmp.upgrd.1
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}
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declare i32 @llvm.bswap.i32(i32)
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define i1 @test3(i64 %tmp) {
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%tmp34 = tail call i64 @llvm.bswap.i64( i64 %tmp ) ; <i64> [#uses=1]
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%tmp.upgrd.2 = icmp eq i64 %tmp34, 1 ; <i1> [#uses=1]
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ret i1 %tmp.upgrd.2
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}
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declare i64 @llvm.bswap.i64(i64)
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declare i16 @llvm.bswap.i16(i16)
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; rdar://5992453
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; A & 255
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define i32 @test4(i32 %a) nounwind {
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entry:
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%tmp2 = tail call i32 @llvm.bswap.i32( i32 %a )
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%tmp4 = lshr i32 %tmp2, 24
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ret i32 %tmp4
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}
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; A
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define i32 @test5(i32 %a) nounwind {
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entry:
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%tmp2 = tail call i32 @llvm.bswap.i32( i32 %a )
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%tmp4 = tail call i32 @llvm.bswap.i32( i32 %tmp2 )
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ret i32 %tmp4
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}
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; a >> 24
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define i32 @test6(i32 %a) nounwind {
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entry:
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%tmp2 = tail call i32 @llvm.bswap.i32( i32 %a )
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%tmp4 = and i32 %tmp2, 255
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ret i32 %tmp4
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}
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