view test/CodeGen/AMDGPU/vtx-schedule.ll @ 95:afa8332a0e37 LLVM3.8

LLVM 3.8
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Tue, 13 Oct 2015 17:48:58 +0900
parents
children 803732b1fca8
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; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s

; This test is for a scheduler bug where VTX_READ instructions that used
; the result of another VTX_READ instruction were being grouped in the
; same fetch clasue.

; CHECK: {{^}}test:
; CHECK: Fetch clause
; CHECK: VTX_READ_32 [[IN0:T[0-9]+\.X]], [[IN0]], 0
; CHECK: Fetch clause
; CHECK: VTX_READ_32 [[IN1:T[0-9]+\.X]], [[IN1]], 0
define void @test(i32 addrspace(1)* nocapture %out, i32 addrspace(1)* addrspace(1)* nocapture %in0) {
entry:
  %0 = load i32 addrspace(1)*, i32 addrspace(1)* addrspace(1)* %in0
  %1 = load i32, i32 addrspace(1)* %0
  store i32 %1, i32 addrspace(1)* %out
  ret void
}