view test/CodeGen/PowerPC/p8-isel-sched.ll @ 100:7d135dc70f03 LLVM 3.9

LLVM 3.9
author Miyagi Mitsuki <e135756@ie.u-ryukyu.ac.jp>
date Tue, 26 Jan 2016 22:53:40 +0900
parents 60c9769439b8
children 1172e4bd9c6f
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; RUN: llc -mcpu=pwr8 < %s | FileCheck %s
target datalayout = "E-m:e-i64:64-n32:64"
target triple = "powerpc64-unknown-linux-gnu"

; Function Attrs: nounwind
define void @foo(i32* nocapture %r1, i32* nocapture %r2, i32* nocapture %r3, i32* nocapture %r4, i32 signext %a, i32 signext %b, i32 signext %c, i32 signext %d) #0 {
entry:
  %tobool = icmp ne i32 %a, 0
  %cond = select i1 %tobool, i32 %b, i32 %c
  store i32 %cond, i32* %r1, align 4
  %cond5 = select i1 %tobool, i32 %b, i32 %d
  store i32 %cond5, i32* %r2, align 4
  %add = add nsw i32 %b, 1
  %sub = add nsw i32 %d, -2
  %cond10 = select i1 %tobool, i32 %add, i32 %sub
  store i32 %cond10, i32* %r3, align 4
  %add13 = add nsw i32 %b, 3
  %sub15 = add nsw i32 %d, -5
  %cond17 = select i1 %tobool, i32 %add13, i32 %sub15
  store i32 %cond17, i32* %r4, align 4
  ret void
}

; Make sure that we don't schedule all of the isels together, they should be
; intermixed with the adds because each isel starts a new dispatch group.
; CHECK-LABEL: @foo
; CHECK: isel
; CHECK: addi
; CHECK: isel
; CHECK: blr

attributes #0 = { nounwind }