34 lines · plain
1; RUN: llc -mtriple=amdgcn-mesa-mesa3d < %s | FileCheck -check-prefix=GCN %s2 3; FIXME: Requires stack object to not assert4; GCN-LABEL: {{^}}test_ps:5; GCN: s_load_dwordx2 s[4:5], s[0:1], 0x06; GCN: buffer_store_dword v0, off, s[4:7], 0{{$}}7; GCN: s_load_dword s{{[0-9]+}}, s[0:1], 0x08; GCN-NEXT: s_waitcnt9; GCN-NEXT: ; return10define amdgpu_ps i32 @test_ps() #1 {11 %alloca = alloca i32, addrspace(5)12 store volatile i32 0, ptr addrspace(5) %alloca13 %implicit_buffer_ptr = call ptr addrspace(4) @llvm.amdgcn.implicit.buffer.ptr()14 %value = load volatile i32, ptr addrspace(4) %implicit_buffer_ptr15 ret i32 %value16}17 18; GCN-LABEL: {{^}}test_cs:19; GCN: s_mov_b64 s[4:5], s[0:1]20; GCN: buffer_store_dword v{{[0-9]+}}, off, s[4:7], 0{{$}}21; GCN: s_load_dword s0, s[0:1], 0x022define amdgpu_cs i32 @test_cs() #1 {23 %alloca = alloca i32, addrspace(5)24 store volatile i32 0, ptr addrspace(5) %alloca25 %implicit_buffer_ptr = call ptr addrspace(4) @llvm.amdgcn.implicit.buffer.ptr()26 %value = load volatile i32, ptr addrspace(4) %implicit_buffer_ptr27 ret i32 %value28}29 30declare ptr addrspace(4) @llvm.amdgcn.implicit.buffer.ptr() #031 32attributes #0 = { nounwind readnone speculatable }33attributes #1 = { nounwind }34