| ; RUN: llc -mtriple=amdgpu10.30-mesa-mesa3d < %s | FileCheck %s --check-prefixes=CHECK,MESA |
| ; RUN: llc -mtriple=amdgpu10.30-amd-amdpal < %s | FileCheck %s --check-prefixes=CHECK,PAL |
| |
| ; gfx1030 allocates LDS in 1024-byte blocks but encodes it in 512-byte units. |
| ; 8252 bytes occupies 9216 bytes of LDS for occupancy, while its encoded size is |
| ; 17 units (8704 bytes). Using the allocation granule for either encoding step |
| ; would produce an incorrect block count or PAL metadata size. |
| |
| @lds = addrspace(3) global [2063 x i32] poison, align 4 |
| |
| ; CHECK-LABEL: lds_granularity: |
| ; MESA: granulated_lds_size = 17 |
| ; CHECK: ; Occupancy: 7{{$}} |
| ; PAL: .hardware_stages: |
| ; PAL: .cs: |
| ; PAL: .lds_size: 0x2200 |
| define amdgpu_kernel void @lds_granularity(i32 %index, i32 %value) #0 { |
| %ptr = getelementptr [2063 x i32], ptr addrspace(3) @lds, i32 0, i32 %index |
| store volatile i32 %value, ptr addrspace(3) %ptr |
| ret void |
| } |
| |
| attributes #0 = { "amdgpu-flat-work-group-size"="1,64" } |
| |
| !amdgpu.pal.metadata.msgpack = !{!0} |
| !0 = !{!"\81\AEamdpal.version\92\03\00"} |
