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view test/Transforms/InstCombine/2006-10-20-mask.ll @ 121:803732b1fca8

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LLVM 5.0
author kono
date Fri, 27 Oct 2017 17:07:41 +0900
parents 95c75e76d11b
children
line wrap: on
line source

; RUN: opt < %s -instcombine -S | FileCheck %s
; CHECK: and

define i64 @foo(i64 %tmp, i64 %tmp2) {
        %tmp.upgrd.1 = trunc i64 %tmp to i32            ; <i32> [#uses=1]
        %tmp2.upgrd.2 = trunc i64 %tmp2 to i32          ; <i32> [#uses=1]
        %tmp3 = and i32 %tmp.upgrd.1, %tmp2.upgrd.2             ; <i32> [#uses=1]
        %tmp4 = zext i32 %tmp3 to i64           ; <i64> [#uses=1]
        ret i64 %tmp4
}