view test/CodeGen/X86/pr3216.ll @ 33:e4204d083e25

LLVM 3.5
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Thu, 12 Dec 2013 14:32:10 +0900
parents 95c75e76d11b
children afa8332a0e37
line wrap: on
line source

; RUN: llc < %s -march=x86 | FileCheck %s 

@foo = global i8 127

define i32 @main() nounwind {
; CHECK-LABEL: main:
; CHECK-NOT: ret
; CHECK: sar{{.}} $5
; CHECK: ret

   %tmp = load i8* @foo
   %bf.lo = lshr i8 %tmp, 5
   %bf.lo.cleared = and i8 %bf.lo, 7
   %1 = shl i8 %bf.lo.cleared, 5
   %bf.val.sext = ashr i8 %1, 5
   %conv = sext i8 %bf.val.sext to i32
   ret i32 %conv
}