| ; RUN: llc -march=amdgcn -mattr=+promote-alloca,+max-private-element-size-4 -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s |
| ; RUN: llc -march=amdgcn -mattr=-promote-alloca,+max-private-element-size-4 -verify-machineinstrs < %s | FileCheck -check-prefix=GCN %s |
| |
| ; Pointer value is stored in a candidate for LDS usage. |
| |
| ; GCN-LABEL: {{^}}stored_lds_pointer_value: |
| ; GCN: buffer_store_dword v |
| define amdgpu_kernel void @stored_lds_pointer_value(float* addrspace(1)* %ptr) #0 { |
| %tmp = alloca float |
| store float 0.0, float *%tmp |
| store float* %tmp, float* addrspace(1)* %ptr |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}stored_lds_pointer_value_offset: |
| ; GCN: buffer_store_dword v |
| define amdgpu_kernel void @stored_lds_pointer_value_offset(float* addrspace(1)* %ptr) #0 { |
| %tmp0 = alloca float |
| %tmp1 = alloca float |
| store float 0.0, float *%tmp0 |
| store float 0.0, float *%tmp1 |
| store volatile float* %tmp0, float* addrspace(1)* %ptr |
| store volatile float* %tmp1, float* addrspace(1)* %ptr |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}stored_lds_pointer_value_gep: |
| ; GCN-DAG: s_mov_b32 s{{[0-9]+}}, SCRATCH_RSRC_DWORD0 |
| ; GCN-DAG: s_mov_b32 s{{[0-9]+}}, SCRATCH_RSRC_DWORD1 |
| ; GCN: buffer_store_dword v |
| ; GCN: buffer_store_dword v |
| define amdgpu_kernel void @stored_lds_pointer_value_gep(float* addrspace(1)* %ptr, i32 %idx) #0 { |
| bb: |
| %tmp = alloca float, i32 16 |
| store float 0.0, float* %tmp |
| %tmp2 = getelementptr inbounds float, float* %tmp, i32 %idx |
| store float* %tmp2, float* addrspace(1)* %ptr |
| ret void |
| } |
| |
| ; Pointer value is stored in a candidate for vector usage |
| ; GCN-LABEL: {{^}}stored_vector_pointer_value: |
| ; GCN-DAG: s_mov_b32 s{{[0-9]+}}, SCRATCH_RSRC_DWORD0 |
| ; GCN-DAG: s_mov_b32 s{{[0-9]+}}, SCRATCH_RSRC_DWORD1 |
| ; GCN: buffer_store_dword |
| ; GCN: buffer_store_dword |
| ; GCN: buffer_store_dword |
| ; GCN: buffer_store_dword |
| define amdgpu_kernel void @stored_vector_pointer_value(i32* addrspace(1)* %out, i32 %index) { |
| entry: |
| %tmp0 = alloca [4 x i32] |
| %x = getelementptr inbounds [4 x i32], [4 x i32]* %tmp0, i32 0, i32 0 |
| %y = getelementptr inbounds [4 x i32], [4 x i32]* %tmp0, i32 0, i32 1 |
| %z = getelementptr inbounds [4 x i32], [4 x i32]* %tmp0, i32 0, i32 2 |
| %w = getelementptr inbounds [4 x i32], [4 x i32]* %tmp0, i32 0, i32 3 |
| store i32 0, i32* %x |
| store i32 1, i32* %y |
| store i32 2, i32* %z |
| store i32 3, i32* %w |
| %tmp1 = getelementptr inbounds [4 x i32], [4 x i32]* %tmp0, i32 0, i32 %index |
| store i32* %tmp1, i32* addrspace(1)* %out |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}stored_fi_to_self: |
| ; GCN-NOT: ds_ |
| define amdgpu_kernel void @stored_fi_to_self() #0 { |
| %tmp = alloca i32* |
| store volatile i32* inttoptr (i32 1234 to i32*), i32** %tmp |
| %bitcast = bitcast i32** %tmp to i32* |
| store volatile i32* %bitcast, i32** %tmp |
| ret void |
| } |
| |
| attributes #0 = { nounwind } |