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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. llvm-svn: 81537
46 lines
1.5 KiB
LLVM
46 lines
1.5 KiB
LLVM
; RUN: opt < %s -instcombine -S | \
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; RUN: not grep {(and\|xor\|add\|shl\|shr)}
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; END.
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define i32 @test1(i32 %x) {
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%tmp.1 = and i32 %x, 65535 ; <i32> [#uses=1]
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%tmp.2 = xor i32 %tmp.1, -32768 ; <i32> [#uses=1]
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%tmp.3 = add i32 %tmp.2, 32768 ; <i32> [#uses=1]
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ret i32 %tmp.3
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}
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define i32 @test2(i32 %x) {
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%tmp.1 = and i32 %x, 65535 ; <i32> [#uses=1]
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%tmp.2 = xor i32 %tmp.1, 32768 ; <i32> [#uses=1]
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%tmp.3 = add i32 %tmp.2, -32768 ; <i32> [#uses=1]
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ret i32 %tmp.3
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}
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define i32 @test3(i16 %P) {
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%tmp.1 = zext i16 %P to i32 ; <i32> [#uses=1]
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%tmp.4 = xor i32 %tmp.1, 32768 ; <i32> [#uses=1]
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%tmp.5 = add i32 %tmp.4, -32768 ; <i32> [#uses=1]
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ret i32 %tmp.5
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}
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define i32 @test4(i16 %P) {
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%tmp.1 = zext i16 %P to i32 ; <i32> [#uses=1]
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%tmp.4 = xor i32 %tmp.1, 32768 ; <i32> [#uses=1]
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%tmp.5 = add i32 %tmp.4, -32768 ; <i32> [#uses=1]
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ret i32 %tmp.5
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}
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define i32 @test5(i32 %x) {
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%tmp.1 = and i32 %x, 254 ; <i32> [#uses=1]
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%tmp.2 = xor i32 %tmp.1, 128 ; <i32> [#uses=1]
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%tmp.3 = add i32 %tmp.2, -128 ; <i32> [#uses=1]
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ret i32 %tmp.3
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}
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define i32 @test6(i32 %x) {
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%tmp.2 = shl i32 %x, 16 ; <i32> [#uses=1]
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%tmp.4 = ashr i32 %tmp.2, 16 ; <i32> [#uses=1]
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ret i32 %tmp.4
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}
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