1; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s
2
3; CHECK: GROUP_BARRIER
4
5define void @test(i32 addrspace(1)* %out) {
6entry:
7  %0 = call i32 @llvm.r600.read.tidig.x()
8  %1 = getelementptr i32 addrspace(1)* %out, i32 %0
9  store i32 %0, i32 addrspace(1)* %1
10  call void @llvm.AMDGPU.barrier.local()
11  %2 = call i32 @llvm.r600.read.local.size.x()
12  %3 = sub i32 %2, 1
13  %4 = sub i32 %3, %0
14  %5 = getelementptr i32 addrspace(1)* %out, i32 %4
15  %6 = load i32 addrspace(1)* %5
16  store i32 %6, i32 addrspace(1)* %1
17  ret void
18}
19
20declare i32 @llvm.r600.read.tidig.x() #0
21declare void @llvm.AMDGPU.barrier.local()
22declare i32 @llvm.r600.read.local.size.x() #0
23
24attributes #0 = { readnone }
25