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view test/Transforms/InstCombine/zeroext-and-reduce.ll @ 121:803732b1fca8

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LLVM 5.0
author kono
date Fri, 27 Oct 2017 17:07:41 +0900
parents 1172e4bd9c6f
children
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line source

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -instcombine -S | FileCheck %s

define i32 @test1(i8 %X) {
; CHECK-LABEL: @test1(
; CHECK-NEXT:    [[TMP1:%.*]] = and i8 %X, 8
; CHECK-NEXT:    [[Z:%.*]] = zext i8 [[TMP1]] to i32
; CHECK-NEXT:    ret i32 [[Z]]
;
  %Y = zext i8 %X to i32
  %Z = and i32 %Y, 65544
  ret i32 %Z
}