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view test/CodeGen/X86/lea-4.ll @ 95:afa8332a0e37 LLVM3.8

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LLVM 3.8
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Tue, 13 Oct 2015 17:48:58 +0900
parents 54457678186b
children c2174574ed3a
line wrap: on
line source

; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-linux-gnux32 | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-nacl | 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
}