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 -mattr=-flat-for-global < %s | FileCheck -check-prefix=GCN -check-prefix=VI -check-prefix=ALL %s 3; RUN: llc -march=amdgcn -mcpu=gfx900 -mattr=-flat-for-global < %s | FileCheck -check-prefix=GCN -check-prefix=GFX9 -check-prefix=ALL %s 4 5; ALL-LABEL: {{^}}large_alloca_pixel_shader: 6; GCN-DAG: s_mov_b32 s4, SCRATCH_RSRC_DWORD0 7; GCN-DAG: s_mov_b32 s5, SCRATCH_RSRC_DWORD1 8; GCN-DAG: s_mov_b32 s6, -1 9 10; CI-DAG: s_mov_b32 s7, 0xe8f000 11; VI-DAG: s_mov_b32 s7, 0xe80000 12; GFX9-DAG: s_mov_b32 s7, 0xe00000 13 14; GCN: s_add_u32 s4, s4, s0 15; GCN: s_addc_u32 s5, s5, 0 16 17; GCN: buffer_store_dword {{v[0-9]+}}, {{v[0-9]+}}, s[4:7], 0 offen 18; GCN: buffer_load_dword {{v[0-9]+}}, {{v[0-9]+}}, s[4:7], 0 offen 19 20; ALL: ; ScratchSize: 32772 21define amdgpu_ps void @large_alloca_pixel_shader(i32 %x, i32 %y) #0 { 22 %large = alloca [8192 x i32], align 4, addrspace(5) 23 %gep = getelementptr [8192 x i32], [8192 x i32] addrspace(5)* %large, i32 0, i32 8191 24 store volatile i32 %x, i32 addrspace(5)* %gep 25 %gep1 = getelementptr [8192 x i32], [8192 x i32] addrspace(5)* %large, i32 0, i32 %y 26 %val = load volatile i32, i32 addrspace(5)* %gep1 27 store volatile i32 %val, i32 addrspace(1)* undef 28 ret void 29} 30 31; ALL-LABEL: {{^}}large_alloca_pixel_shader_inreg: 32; GCN-DAG: s_mov_b32 s4, SCRATCH_RSRC_DWORD0 33; GCN-DAG: s_mov_b32 s5, SCRATCH_RSRC_DWORD1 34; GCN-DAG: s_mov_b32 s6, -1 35 36; CI-DAG: s_mov_b32 s7, 0xe8f000 37; VI-DAG: s_mov_b32 s7, 0xe80000 38; GFX9-DAG: s_mov_b32 s7, 0xe00000 39 40; GCN: s_add_u32 s4, s4, s2 41; GCN: s_addc_u32 s5, s5, 0 42 43; GCN: buffer_store_dword {{v[0-9]+}}, {{v[0-9]+}}, s[4:7], 0 offen 44; GCN: buffer_load_dword {{v[0-9]+}}, {{v[0-9]+}}, s[4:7], 0 offen 45 46; ALL: ; ScratchSize: 32772 47define amdgpu_ps void @large_alloca_pixel_shader_inreg(i32 inreg %x, i32 inreg %y) #0 { 48 %large = alloca [8192 x i32], align 4, addrspace(5) 49 %gep = getelementptr [8192 x i32], [8192 x i32] addrspace(5)* %large, i32 0, i32 8191 50 store volatile i32 %x, i32 addrspace(5)* %gep 51 %gep1 = getelementptr [8192 x i32], [8192 x i32] addrspace(5)* %large, i32 0, i32 %y 52 %val = load volatile i32, i32 addrspace(5)* %gep1 53 store volatile i32 %val, i32 addrspace(1)* undef 54 ret void 55} 56 57attributes #0 = { nounwind } 58