| ; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s |
| ; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s |
| ; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=R600 -check-prefix=FUNC %s |
| |
| ; FUNC-LABEL: {{^}}atomic_sub_local: |
| ; R600: LDS_SUB * |
| ; SI: ds_sub_u32 |
| define amdgpu_kernel void @atomic_sub_local(i32 addrspace(3)* %local) { |
| %unused = atomicrmw volatile sub i32 addrspace(3)* %local, i32 5 seq_cst |
| ret void |
| } |
| |
| ; FUNC-LABEL: {{^}}atomic_sub_local_const_offset: |
| ; R600: LDS_SUB * |
| ; SI: ds_sub_u32 v{{[0-9]+}}, v{{[0-9]+}} offset:16 |
| define amdgpu_kernel void @atomic_sub_local_const_offset(i32 addrspace(3)* %local) { |
| %gep = getelementptr i32, i32 addrspace(3)* %local, i32 4 |
| %val = atomicrmw volatile sub i32 addrspace(3)* %gep, i32 5 seq_cst |
| ret void |
| } |
| |
| ; FUNC-LABEL: {{^}}atomic_sub_ret_local: |
| ; R600: LDS_SUB_RET * |
| ; SI: ds_sub_rtn_u32 |
| define amdgpu_kernel void @atomic_sub_ret_local(i32 addrspace(1)* %out, i32 addrspace(3)* %local) { |
| %val = atomicrmw volatile sub i32 addrspace(3)* %local, i32 5 seq_cst |
| store i32 %val, i32 addrspace(1)* %out |
| ret void |
| } |
| |
| ; FUNC-LABEL: {{^}}atomic_sub_ret_local_const_offset: |
| ; R600: LDS_SUB_RET * |
| ; SI: ds_sub_rtn_u32 v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}} offset:20 |
| define amdgpu_kernel void @atomic_sub_ret_local_const_offset(i32 addrspace(1)* %out, i32 addrspace(3)* %local) { |
| %gep = getelementptr i32, i32 addrspace(3)* %local, i32 5 |
| %val = atomicrmw volatile sub i32 addrspace(3)* %gep, i32 5 seq_cst |
| store i32 %val, i32 addrspace(1)* %out |
| ret void |
| } |