--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/llvm/test/CodeGen/AMDGPU/promote-alloca-stored-pointer-value.ll	Thu Feb 13 15:10:13 2020 +0900
@@ -0,0 +1,75 @@
+; 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 }