1; RUN: llc < %s -mtriple=amdgcn--amdpal -mcpu=gfx1010 -verify-machineinstrs | FileCheck %s --check-prefixes=CHECK 2 3; This used to cause a circular chain dependency during 4; SelectionDAG instruction scheduling. 5 6; CHECK-LABEL: {{^}}_amdgpu_gs_main: 7; CHECK: ds_read_b32 8; CHECK: ds_read_b32 9; CHECK: ds_read_b32 10; CHECK: ds_read_b32 11define amdgpu_gs float @_amdgpu_gs_main(i8 addrspace(3)* %arg0, i8 addrspace(3)* %arg1, i8 addrspace(3)* %arg2) #0 { 12 %tmp0 = bitcast i8 addrspace(3)* %arg0 to i32 addrspace(3)* addrspace(3)* 13 %tmp = load volatile i32 addrspace(3)*, i32 addrspace(3)* addrspace(3)* %tmp0, align 4 14 15 %tmp3 = load volatile i32, i32 addrspace(3)* %tmp, align 4 16 17 %tmp4a = bitcast i8 addrspace(3)* %arg1 to i32 addrspace(3)* 18 %tmp4 = load volatile i32, i32 addrspace(3)* %tmp4a, align 4 19 20 %tmp7a = getelementptr i32, i32 addrspace(3)* %tmp, i32 8 21 %tmp8 = load volatile i32, i32 addrspace(3)* %tmp7a, align 4 22 23 %tmp9 = add i32 %tmp3, %tmp8 24 %tmp10 = add i32 %tmp9, %tmp4 25 %tmp14 = bitcast i32 %tmp10 to float 26 ret float %tmp14 27} 28