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view test/CodeGen/X86/bit-test-shift.ll @ 100:7d135dc70f03 LLVM 3.9

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LLVM 3.9
author Miyagi Mitsuki <e135756@ie.u-ryukyu.ac.jp>
date Tue, 26 Jan 2016 22:53:40 +0900
parents 95c75e76d11b
children 803732b1fca8
line wrap: on
line source

; RUN: llc < %s -march=x86 | FileCheck %s
; <rdar://problem/8285015>

define i32 @x(i32 %t) nounwind readnone ssp {
entry:
; CHECK: shll	$23, %eax
; CHECK: sarl	$31, %eax
; CHECK: andl	$-26, %eax
  %and = and i32 %t, 256
  %tobool = icmp eq i32 %and, 0
  %retval.0 = select i1 %tobool, i32 0, i32 -26
  ret i32 %retval.0
}