AMDGPU: Cleanup load tests
There are a lot of different kinds of loads to test for,
and these were scattered around inconsistently with
some redundancy. Try to comprehensively test all loads
in a consistent way.
llvm-svn: 271571
diff --git a/llvm/test/CodeGen/AMDGPU/load-local-f32.ll b/llvm/test/CodeGen/AMDGPU/load-local-f32.ll
new file mode 100644
index 0000000..17c09d1
--- /dev/null
+++ b/llvm/test/CodeGen/AMDGPU/load-local-f32.ll
@@ -0,0 +1,109 @@
+; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=FUNC %s
+; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=FUNC %s
+; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s
+
+; FUNC-LABEL: {{^}}load_f32_local:
+; GCN: s_mov_b32 m0
+; GCN: ds_read_b32
+
+; EG: LDS_READ_RET
+define void @load_f32_local(float addrspace(1)* %out, float addrspace(3)* %in) #0 {
+entry:
+ %tmp0 = load float, float addrspace(3)* %in
+ store float %tmp0, float addrspace(1)* %out
+ ret void
+}
+
+; FUNC-LABEL: {{^}}load_v2f32_local:
+; GCN: s_mov_b32 m0
+; GCN: ds_read_b64
+
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+define void @load_v2f32_local(<2 x float> addrspace(1)* %out, <2 x float> addrspace(3)* %in) #0 {
+entry:
+ %tmp0 = load <2 x float>, <2 x float> addrspace(3)* %in
+ store <2 x float> %tmp0, <2 x float> addrspace(1)* %out
+ ret void
+}
+
+; FIXME: should only do one b64 load
+; FUNC-LABEL: {{^}}local_load_v3f32:
+; GCN: ds_read2_b64
+; GCN: s_waitcnt
+; GCN-DAG: ds_write_b64
+; GCN-DAG: ds_write_b32 v{{[0-9]+}}, v{{[0-9]+}} offset:8{{$}}
+
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+define void @local_load_v3f32(<3 x float> addrspace(3)* %out, <3 x float> addrspace(3)* %in) #0 {
+entry:
+ %tmp0 = load <3 x float>, <3 x float> addrspace(3)* %in
+ store <3 x float> %tmp0, <3 x float> addrspace(3)* %out
+ ret void
+}
+
+; FUNC-LABEL: {{^}}local_load_v4f32:
+; GCN: ds_read2_b64
+
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+define void @local_load_v4f32(<4 x float> addrspace(3)* %out, <4 x float> addrspace(3)* %in) #0 {
+entry:
+ %tmp0 = load <4 x float>, <4 x float> addrspace(3)* %in
+ store <4 x float> %tmp0, <4 x float> addrspace(3)* %out
+ ret void
+}
+
+; FUNC-LABEL: {{^}}local_load_v8f32:
+; GCN: ds_read2_b64
+; GCN: ds_read2_b64
+
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+define void @local_load_v8f32(<8 x float> addrspace(3)* %out, <8 x float> addrspace(3)* %in) #0 {
+entry:
+ %tmp0 = load <8 x float>, <8 x float> addrspace(3)* %in
+ store <8 x float> %tmp0, <8 x float> addrspace(3)* %out
+ ret void
+}
+
+; FUNC-LABEL: {{^}}local_load_v16f32:
+; GCN: ds_read2_b64
+; GCN: ds_read2_b64
+; GCN: ds_read2_b64
+; GCN: ds_read2_b64
+
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+; EG: LDS_READ_RET
+define void @local_load_v16f32(<16 x float> addrspace(3)* %out, <16 x float> addrspace(3)* %in) #0 {
+entry:
+ %tmp0 = load <16 x float>, <16 x float> addrspace(3)* %in
+ store <16 x float> %tmp0, <16 x float> addrspace(3)* %out
+ ret void
+}
+
+attributes #0 = { nounwind }