1 files changed, 90 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/AMDGPU/load-constant-i64.ll b/llvm/test/CodeGen/AMDGPU/load-constant-i64.ll
new file mode 100644
index 00000000000..6697fb0e54f
--- /dev/null
+++ b/llvm/test/CodeGen/AMDGPU/load-constant-i64.ll
@@ -0,0 +1,90 @@
+; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=GCN-NOHSA -check-prefix=SI -check-prefix=FUNC %s
+; RUN: llc -mtriple=amdgcn--amdhsa -mcpu=kaveri -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=GCN-HSA -check-prefix=SI -check-prefix=FUNC %s
+; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=GCN-NOHSA -check-prefix=VI -check-prefix=FUNC %s
+; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s
+
+
+; FUNC-LABEL: {{^}}constant_load_i64:
+; GCN: s_load_dwordx2 {{s\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0x0{{$}}
+; EG: VTX_READ_64
+define void @constant_load_i64(i64 addrspace(1)* %out, i64 addrspace(2)* %in) #0 {
+  %ld = load i64, i64 addrspace(2)* %in
+  store i64 %ld, i64 addrspace(1)* %out
+  ret void
+}
+
+; FUNC-LABEL: {{^}}constant_load_v2i64:
+; GCN: s_load_dwordx4
+
+; EG: VTX_READ_128
+define void @constant_load_v2i64(<2 x i64> addrspace(1)* %out, <2 x i64> addrspace(2)* %in) #0 {
+entry:
+  %ld = load <2 x i64>, <2 x i64> addrspace(2)* %in
+  store <2 x i64> %ld, <2 x i64> addrspace(1)* %out
+  ret void
+}
+
+; FUNC-LABEL: {{^}}constant_load_v3i64:
+; GCN-DAG: s_load_dwordx4 {{s\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0x0{{$}}
+; SI-DAG: s_load_dwordx2 {{s\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0x4{{$}}
+; VI-DAG: s_load_dwordx2 {{s\[[0-9]+:[0-9]+\]}}, {{s\[[0-9]+:[0-9]+\]}}, 0x10{{$}}
+
+; EG-DAG: VTX_READ_32
+; EG-DAG: VTX_READ_32
+; EG-DAG: VTX_READ_32
+; EG-DAG: VTX_READ_32
+; EG-DAG: VTX_READ_32
+; EG-DAG: VTX_READ_32
+define void @constant_load_v3i64(<3 x i64> addrspace(1)* %out, <3 x i64> addrspace(2)* %in) #0 {
+entry:
+  %ld = load <3 x i64>, <3 x i64> addrspace(2)* %in
+  store <3 x i64> %ld, <3 x i64> addrspace(1)* %out
+  ret void
+}
+
+; FUNC-LABEL: {{^}}constant_load_v4i64
+; GCN: s_load_dwordx8
+
+; EG: VTX_READ_128
+; EG: VTX_READ_128
+define void @constant_load_v4i64(<4 x i64> addrspace(1)* %out, <4 x i64> addrspace(2)* %in) #0 {
+entry:
+  %ld = load <4 x i64>, <4 x i64> addrspace(2)* %in
+  store <4 x i64> %ld, <4 x i64> addrspace(1)* %out
+  ret void
+}
+
+; FUNC-LABEL: {{^}}constant_load_v8i64:
+; GCN: s_load_dwordx16
+
+; EG: VTX_READ_128
+; EG: VTX_READ_128
+; EG: VTX_READ_128
+; EG: VTX_READ_128
+define void @constant_load_v8i64(<8 x i64> addrspace(1)* %out, <8 x i64> addrspace(2)* %in) #0 {
+entry:
+  %ld = load <8 x i64>, <8 x i64> addrspace(2)* %in
+  store <8 x i64> %ld, <8 x i64> addrspace(1)* %out
+  ret void
+}
+
+; FUNC-LABEL: {{^}}constant_load_v16i64:
+; GCN: s_load_dwordx16
+; GCN: s_load_dwordx16
+
+; EG: VTX_READ_128
+; EG: VTX_READ_128
+; EG: VTX_READ_128
+; EG: VTX_READ_128
+; EG: VTX_READ_128
+; EG: VTX_READ_128
+; EG: VTX_READ_128
+; EG: VTX_READ_128
+define void @constant_load_v16i64(<16 x i64> addrspace(1)* %out, <16 x i64> addrspace(2)* %in) #0 {
+entry:
+  %ld = load <16 x i64>, <16 x i64> addrspace(2)* %in
+  store <16 x i64> %ld, <16 x i64> addrspace(1)* %out
+  ret void
+}
+
+attributes #0 = { nounwind }