76 lines
3.3 KiB
LLVM
76 lines
3.3 KiB
LLVM
; 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(5)* addrspace(1)* %ptr) #0 {
|
|
%tmp = alloca float, addrspace(5)
|
|
store float 0.0, float addrspace(5)*%tmp
|
|
store float addrspace(5)* %tmp, float addrspace(5)* 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(5)* addrspace(1)* %ptr) #0 {
|
|
%tmp0 = alloca float, addrspace(5)
|
|
%tmp1 = alloca float, addrspace(5)
|
|
store float 0.0, float addrspace(5)*%tmp0
|
|
store float 0.0, float addrspace(5)*%tmp1
|
|
store volatile float addrspace(5)* %tmp0, float addrspace(5)* addrspace(1)* %ptr
|
|
store volatile float addrspace(5)* %tmp1, float addrspace(5)* 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(5)* addrspace(1)* %ptr, i32 %idx) #0 {
|
|
bb:
|
|
%tmp = alloca float, i32 16, addrspace(5)
|
|
store float 0.0, float addrspace(5)* %tmp
|
|
%tmp2 = getelementptr inbounds float, float addrspace(5)* %tmp, i32 %idx
|
|
store float addrspace(5)* %tmp2, float addrspace(5)* 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(5)* addrspace(1)* %out, i32 %index) {
|
|
entry:
|
|
%tmp0 = alloca [4 x i32], addrspace(5)
|
|
%x = getelementptr inbounds [4 x i32], [4 x i32] addrspace(5)* %tmp0, i32 0, i32 0
|
|
%y = getelementptr inbounds [4 x i32], [4 x i32] addrspace(5)* %tmp0, i32 0, i32 1
|
|
%z = getelementptr inbounds [4 x i32], [4 x i32] addrspace(5)* %tmp0, i32 0, i32 2
|
|
%w = getelementptr inbounds [4 x i32], [4 x i32] addrspace(5)* %tmp0, i32 0, i32 3
|
|
store i32 0, i32 addrspace(5)* %x
|
|
store i32 1, i32 addrspace(5)* %y
|
|
store i32 2, i32 addrspace(5)* %z
|
|
store i32 3, i32 addrspace(5)* %w
|
|
%tmp1 = getelementptr inbounds [4 x i32], [4 x i32] addrspace(5)* %tmp0, i32 0, i32 %index
|
|
store i32 addrspace(5)* %tmp1, i32 addrspace(5)* 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 addrspace(5)*, addrspace(5)
|
|
store volatile i32 addrspace(5)* inttoptr (i32 1234 to i32 addrspace(5)*), i32 addrspace(5)* addrspace(5)* %tmp
|
|
%bitcast = bitcast i32 addrspace(5)* addrspace(5)* %tmp to i32 addrspace(5)*
|
|
store volatile i32 addrspace(5)* %bitcast, i32 addrspace(5)* addrspace(5)* %tmp
|
|
ret void
|
|
}
|
|
|
|
attributes #0 = { nounwind }
|