1; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=EG %s 2 3; EG-LABEL: {{^}}test_group_barrier: 4; EG: GROUP_BARRIER 5define amdgpu_kernel void @test_group_barrier(i32 addrspace(1)* %out) #0 { 6entry: 7 %tmp = call i32 @llvm.r600.read.tidig.x() 8 %tmp1 = getelementptr i32, i32 addrspace(1)* %out, i32 %tmp 9 store i32 %tmp, i32 addrspace(1)* %tmp1 10 call void @llvm.r600.group.barrier() 11 %tmp2 = call i32 @llvm.r600.read.local.size.x() 12 %tmp3 = sub i32 %tmp2, 1 13 %tmp4 = sub i32 %tmp3, %tmp 14 %tmp5 = getelementptr i32, i32 addrspace(1)* %out, i32 %tmp4 15 %tmp6 = load i32, i32 addrspace(1)* %tmp5 16 store i32 %tmp6, i32 addrspace(1)* %tmp1 17 ret void 18} 19 20; Function Attrs: convergent nounwind 21declare void @llvm.r600.group.barrier() #1 22 23; Function Attrs: nounwind readnone 24declare i32 @llvm.r600.read.tidig.x() #2 25 26; Function Attrs: nounwind readnone 27declare i32 @llvm.r600.read.local.size.x() #2 28 29attributes #0 = { nounwind } 30attributes #1 = { convergent nounwind } 31attributes #2 = { nounwind readnone } 32