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view test/CodeGen/NVPTX/shift-parts.ll @ 100:7d135dc70f03

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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 afa8332a0e37
children
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line source

; RUN: llc < %s -march=nvptx -mcpu=sm_20 | FileCheck %s

; CHECK: shift_parts_left_128
define void @shift_parts_left_128(i128* %val, i128* %amtptr) {
; CHECK: shl.b64
; CHECK: mov.u32
; CHECK: sub.s32
; CHECK: shr.u64
; CHECK: or.b64
; CHECK: add.s32
; CHECK: shl.b64
; CHECK: setp.gt.s32
; CHECK: selp.b64
; CHECK: shl.b64
  %amt = load i128, i128* %amtptr
  %a = load i128, i128* %val
  %val0 = shl i128 %a, %amt
  store i128 %val0, i128* %val
  ret void
}

; CHECK: shift_parts_right_128
define void @shift_parts_right_128(i128* %val, i128* %amtptr) {
; CHECK: shr.u64
; CHECK: sub.s32
; CHECK: shl.b64
; CHECK: or.b64
; CHECK: add.s32
; CHECK: shr.s64
; CHECK: setp.gt.s32
; CHECK: selp.b64
; CHECK: shr.s64
  %amt = load i128, i128* %amtptr
  %a = load i128, i128* %val
  %val0 = ashr i128 %a, %amt
  store i128 %val0, i128* %val
  ret void
}