view test/CodeGen/X86/lea-4.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 54457678186b
line wrap: on
line source

; RUN: llc < %s -march=x86-64 | FileCheck %s

define zeroext i16 @t1(i32 %on_off) nounwind {
entry:
  %0 = sub i32 %on_off, 1
  %1 = mul i32 %0, 2
  %2 = trunc i32 %1 to i16
  %3 = zext i16 %2 to i32
  %4 = trunc i32 %3 to i16
; CHECK: lea
  ret i16 %4
}

define i32 @t2(i32 %on_off) nounwind {
entry:
  %0 = sub i32 %on_off, 1
  %1 = mul i32 %0, 2
  %2 = and i32 %1, 65535
; CHECK: lea
  ret i32 %2
}