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15 lines
430 B
LLVM
15 lines
430 B
LLVM
; RUN: opt < %s -instcombine -S | grep {add nsw i32}
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; RUN: opt < %s -instcombine -S | grep sext | count 1
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; Should only have one sext and the add should be i32 instead of i64.
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define i64 @test1(i32 %A) {
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%B = ashr i32 %A, 7 ; <i32> [#uses=1]
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%C = ashr i32 %A, 9 ; <i32> [#uses=1]
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%D = sext i32 %B to i64 ; <i64> [#uses=1]
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%E = sext i32 %C to i64 ; <i64> [#uses=1]
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%F = add i64 %D, %E ; <i64> [#uses=1]
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ret i64 %F
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}
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