1 ; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,SICIVI,FUNC %s 2 ; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,SICIVI,FUNC %s 3 ; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck -check-prefixes=EG,FUNC %s 4 5 ; Testing for ds_read/write_128 6 ; RUN: llc -march=amdgcn -mcpu=tahiti -mattr=+enable-ds128 < %s | FileCheck -check-prefixes=SI,FUNC %s 7 ; RUN: llc -march=amdgcn -mcpu=tonga -mattr=+enable-ds128 < %s | FileCheck -check-prefixes=CIVI,FUNC %s 8 ; RUN: llc -march=amdgcn -mcpu=gfx900 -mattr=+enable-ds128 < %s | FileCheck -check-prefixes=CIVI,FUNC %s 9 10 ; FUNC-LABEL: {{^}}load_f32_local: 11 ; SICIVI: s_mov_b32 m0 12 ; GFX9-NOT: m0 13 ; GCN: ds_read_b32 14 15 ; EG: LDS_READ_RET 16 define amdgpu_kernel void @load_f32_local(float addrspace(1)* %out, float addrspace(3)* %in) #0 { 17 entry: 18 %tmp0 = load float, float addrspace(3)* %in 19 store float %tmp0, float addrspace(1)* %out 20 ret void 21 } 22 23 ; FUNC-LABEL: {{^}}load_v2f32_local: 24 ; SICIVI: s_mov_b32 m0 25 ; GFX9-NOT: m0 26 27 ; GCN: ds_read_b64 28 29 ; EG: LDS_READ_RET 30 ; EG: LDS_READ_RET 31 define amdgpu_kernel void @load_v2f32_local(<2 x float> addrspace(1)* %out, <2 x float> addrspace(3)* %in) #0 { 32 entry: 33 %tmp0 = load <2 x float>, <2 x float> addrspace(3)* %in 34 store <2 x float> %tmp0, <2 x float> addrspace(1)* %out 35 ret void 36 } 37 38 ; FIXME: should this do a read2_b64? 39 ; FUNC-LABEL: {{^}}local_load_v3f32: 40 ; SICIVI: s_mov_b32 m0 41 ; GFX9-NOT: m0 42 43 ; GCN-DAG: ds_read_b32 v{{[0-9]+}}, v{{[0-9]+}} offset:8 44 ; GCN-DAG: ds_read_b64 v{{\[[0-9]+:[0-9]+\]}}, v{{[0-9]+$}} 45 ; GCN: s_waitcnt 46 ; GCN-DAG: ds_write_b64 47 ; GCN-DAG: ds_write_b32 v{{[0-9]+}}, v{{[0-9]+}} offset:8{{$}} 48 49 ; EG: LDS_READ_RET 50 ; EG: LDS_READ_RET 51 ; EG: LDS_READ_RET 52 define amdgpu_kernel void @local_load_v3f32(<3 x float> addrspace(3)* %out, <3 x float> addrspace(3)* %in) #0 { 53 entry: 54 %tmp0 = load <3 x float>, <3 x float> addrspace(3)* %in 55 store <3 x float> %tmp0, <3 x float> addrspace(3)* %out 56 ret void 57 } 58 59 ; FUNC-LABEL: {{^}}local_load_v4f32: 60 ; SICIVI: s_mov_b32 m0 61 ; GFX9-NOT: m0 62 63 ; GCN: ds_read2_b64 64 65 ; EG: LDS_READ_RET 66 ; EG: LDS_READ_RET 67 ; EG: LDS_READ_RET 68 ; EG: LDS_READ_RET 69 define amdgpu_kernel void @local_load_v4f32(<4 x float> addrspace(3)* %out, <4 x float> addrspace(3)* %in) #0 { 70 entry: 71 %tmp0 = load <4 x float>, <4 x float> addrspace(3)* %in 72 store <4 x float> %tmp0, <4 x float> addrspace(3)* %out 73 ret void 74 } 75 76 ; FUNC-LABEL: {{^}}local_load_v8f32: 77 ; SICIVI: s_mov_b32 m0 78 ; GFX9-NOT: m0 79 80 ; GCN: ds_read2_b64 81 ; GCN: ds_read2_b64 82 83 ; EG: LDS_READ_RET 84 ; EG: LDS_READ_RET 85 ; EG: LDS_READ_RET 86 ; EG: LDS_READ_RET 87 ; EG: LDS_READ_RET 88 ; EG: LDS_READ_RET 89 ; EG: LDS_READ_RET 90 ; EG: LDS_READ_RET 91 define amdgpu_kernel void @local_load_v8f32(<8 x float> addrspace(3)* %out, <8 x float> addrspace(3)* %in) #0 { 92 entry: 93 %tmp0 = load <8 x float>, <8 x float> addrspace(3)* %in 94 store <8 x float> %tmp0, <8 x float> addrspace(3)* %out 95 ret void 96 } 97 98 ; FUNC-LABEL: {{^}}local_load_v16f32: 99 ; SICIVI: s_mov_b32 m0 100 ; GFX9-NOT: m0 101 102 ; GCN: ds_read2_b64 103 ; GCN: ds_read2_b64 104 ; GCN: ds_read2_b64 105 ; GCN: ds_read2_b64 106 107 ; EG: LDS_READ_RET 108 ; EG: LDS_READ_RET 109 ; EG: LDS_READ_RET 110 ; EG: LDS_READ_RET 111 ; EG: LDS_READ_RET 112 ; EG: LDS_READ_RET 113 ; EG: LDS_READ_RET 114 ; EG: LDS_READ_RET 115 ; EG: LDS_READ_RET 116 ; EG: LDS_READ_RET 117 ; EG: LDS_READ_RET 118 ; EG: LDS_READ_RET 119 ; EG: LDS_READ_RET 120 ; EG: LDS_READ_RET 121 ; EG: LDS_READ_RET 122 ; EG: LDS_READ_RET 123 define amdgpu_kernel void @local_load_v16f32(<16 x float> addrspace(3)* %out, <16 x float> addrspace(3)* %in) #0 { 124 entry: 125 %tmp0 = load <16 x float>, <16 x float> addrspace(3)* %in 126 store <16 x float> %tmp0, <16 x float> addrspace(3)* %out 127 ret void 128 } 129 130 ; Tests if ds_read/write_b128 gets generated for the 16 byte aligned load. 131 ; FUNC-LABEL: {{^}}local_v4f32_to_128: 132 133 ; SI-NOT: ds_read_b128 134 ; SI-NOT: ds_write_b128 135 136 ; CIVI: ds_read_b128 137 ; CIVI: ds_write_b128 138 139 ; EG: LDS_READ_RET 140 ; EG: LDS_READ_RET 141 ; EG: LDS_READ_RET 142 ; EG: LDS_READ_RET 143 define amdgpu_kernel void @local_v4f32_to_128(<4 x float> addrspace(3)* %out, <4 x float> addrspace(3)* %in) { 144 %ld = load <4 x float>, <4 x float> addrspace(3)* %in, align 16 145 store <4 x float> %ld, <4 x float> addrspace(3)* %out, align 16 146 ret void 147 } 148 149 attributes #0 = { nounwind } 150
