| ; RUN: llc < %s -mtriple=amdgcn--amdpal -mcpu=gfx1010 -verify-machineinstrs | FileCheck %s --check-prefixes=CHECK |
| |
| ; This used to cause a circular chain dependency during |
| ; SelectionDAG instruction scheduling. |
| |
| ; CHECK-LABEL: {{^}}_amdgpu_gs_main: |
| ; CHECK: ds_read_b32 |
| ; CHECK: ds_read_b32 |
| ; CHECK: ds_read_b32 |
| ; CHECK: ds_read_b32 |
| define amdgpu_gs float @_amdgpu_gs_main(ptr addrspace(3) %arg0, ptr addrspace(3) %arg1, ptr addrspace(3) %arg2) #0 { |
| %tmp = load volatile ptr addrspace(3), ptr addrspace(3) %arg0, align 4 |
| |
| %tmp3 = load volatile i32, ptr addrspace(3) %tmp, align 4 |
| |
| %tmp4 = load volatile i32, ptr addrspace(3) %arg1, align 4 |
| |
| %tmp7a = getelementptr i32, ptr addrspace(3) %tmp, i32 8 |
| %tmp8 = load volatile i32, ptr addrspace(3) %tmp7a, align 4 |
| |
| %tmp9 = add i32 %tmp3, %tmp8 |
| %tmp10 = add i32 %tmp9, %tmp4 |
| %tmp14 = bitcast i32 %tmp10 to float |
| ret float %tmp14 |
| } |
