1 ; RUN: llc -march=amdgcn -mcpu=bonaire < %s | FileCheck -check-prefix=GCN -check-prefix=CI -check-prefix=ALL %s 2 ; RUN: llc -march=amdgcn -mcpu=carrizo < %s | FileCheck -check-prefix=GCN -check-prefix=VI -check-prefix=ALL %s 3 4 ; ALL-LABEL: {{^}}large_alloca_pixel_shader: 5 ; GCN-DAG: s_mov_b32 s8, SCRATCH_RSRC_DWORD0 6 ; GCN-DAG: s_mov_b32 s9, SCRATCH_RSRC_DWORD1 7 ; GCN-DAG: s_mov_b32 s10, -1 8 ; CI-DAG: s_mov_b32 s11, 0xe8f000 9 ; VI-DAG: s_mov_b32 s11, 0xe80000 10 11 ; GCN: buffer_store_dword {{v[0-9]+}}, {{v[0-9]+}}, s[8:11], s0 offen 12 ; GCN: buffer_load_dword {{v[0-9]+}}, {{v[0-9]+}}, s[8:11], s0 offen 13 14 ; ALL: ; ScratchSize: 32772 15 define amdgpu_ps void @large_alloca_pixel_shader(i32 %x, i32 %y) #0 { 16 %large = alloca [8192 x i32], align 4 17 %gep = getelementptr [8192 x i32], [8192 x i32]* %large, i32 0, i32 8191 18 store volatile i32 %x, i32* %gep 19 %gep1 = getelementptr [8192 x i32], [8192 x i32]* %large, i32 0, i32 %y 20 %val = load volatile i32, i32* %gep1 21 store volatile i32 %val, i32 addrspace(1)* undef 22 ret void 23 } 24 25 ; ALL-LABEL: {{^}}large_alloca_pixel_shader_inreg: 26 ; GCN-DAG: s_mov_b32 s8, SCRATCH_RSRC_DWORD0 27 ; GCN-DAG: s_mov_b32 s9, SCRATCH_RSRC_DWORD1 28 ; GCN-DAG: s_mov_b32 s10, -1 29 ; CI-DAG: s_mov_b32 s11, 0xe8f000 30 ; VI-DAG: s_mov_b32 s11, 0xe80000 31 32 ; GCN: buffer_store_dword {{v[0-9]+}}, {{v[0-9]+}}, s[8:11], s2 offen 33 ; GCN: buffer_load_dword {{v[0-9]+}}, {{v[0-9]+}}, s[8:11], s2 offen 34 35 ; ALL: ; ScratchSize: 32772 36 define amdgpu_ps void @large_alloca_pixel_shader_inreg(i32 inreg %x, i32 inreg %y) #0 { 37 %large = alloca [8192 x i32], align 4 38 %gep = getelementptr [8192 x i32], [8192 x i32]* %large, i32 0, i32 8191 39 store volatile i32 %x, i32* %gep 40 %gep1 = getelementptr [8192 x i32], [8192 x i32]* %large, i32 0, i32 %y 41 %val = load volatile i32, i32* %gep1 42 store volatile i32 %val, i32 addrspace(1)* undef 43 ret void 44 } 45 46 attributes #0 = { nounwind } 47
