| ; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=hawaii -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,SI %s |
| ; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=fiji -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,VI %s |
| |
| declare i32 @llvm.amdgcn.workitem.id.x() nounwind readnone |
| |
| ; GCN-LABEL: {{^}}v_uint_to_fp_i64_to_f64 |
| ; GCN: flat_load_dwordx2 v{{\[}}[[LO:[0-9]+]]:[[HI:[0-9]+]]{{\]}} |
| ; GCN-DAG: v_cvt_f64_u32_e32 [[HI_CONV:v\[[0-9]+:[0-9]+\]]], v[[HI]] |
| ; GCN-DAG: v_cvt_f64_u32_e32 [[LO_CONV:v\[[0-9]+:[0-9]+\]]], v[[LO]] |
| ; GCN-DAG: v_ldexp_f64 [[LDEXP:v\[[0-9]+:[0-9]+\]]], [[HI_CONV]], 32 |
| ; GCN: v_add_f64 [[RESULT:v\[[0-9]+:[0-9]+\]]], [[LDEXP]], [[LO_CONV]] |
| ; GCN: flat_store_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, [[RESULT]] |
| define amdgpu_kernel void @v_uint_to_fp_i64_to_f64(double addrspace(1)* %out, i64 addrspace(1)* %in) { |
| %tid = call i32 @llvm.amdgcn.workitem.id.x() nounwind readnone |
| %gep = getelementptr i64, i64 addrspace(1)* %in, i32 %tid |
| %val = load i64, i64 addrspace(1)* %gep, align 8 |
| %result = uitofp i64 %val to double |
| store double %result, double addrspace(1)* %out |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}s_uint_to_fp_i64_to_f64 |
| define amdgpu_kernel void @s_uint_to_fp_i64_to_f64(double addrspace(1)* %out, i64 %in) { |
| %cast = uitofp i64 %in to double |
| store double %cast, double addrspace(1)* %out, align 8 |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}s_uint_to_fp_v2i64_to_v2f64 |
| define amdgpu_kernel void @s_uint_to_fp_v2i64_to_v2f64(<2 x double> addrspace(1)* %out, <2 x i64> %in) { |
| %cast = uitofp <2 x i64> %in to <2 x double> |
| store <2 x double> %cast, <2 x double> addrspace(1)* %out, align 16 |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}s_uint_to_fp_v4i64_to_v4f64 |
| define amdgpu_kernel void @s_uint_to_fp_v4i64_to_v4f64(<4 x double> addrspace(1)* %out, <4 x i64> %in) { |
| %cast = uitofp <4 x i64> %in to <4 x double> |
| store <4 x double> %cast, <4 x double> addrspace(1)* %out, align 16 |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}s_uint_to_fp_i32_to_f64 |
| ; GCN: v_cvt_f64_u32_e32 |
| ; GCN: s_endpgm |
| define amdgpu_kernel void @s_uint_to_fp_i32_to_f64(double addrspace(1)* %out, i32 %in) { |
| %cast = uitofp i32 %in to double |
| store double %cast, double addrspace(1)* %out, align 8 |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}s_uint_to_fp_v2i32_to_v2f64 |
| ; GCN: v_cvt_f64_u32_e32 |
| ; GCN: v_cvt_f64_u32_e32 |
| ; GCN: s_endpgm |
| define amdgpu_kernel void @s_uint_to_fp_v2i32_to_v2f64(<2 x double> addrspace(1)* %out, <2 x i32> %in) { |
| %cast = uitofp <2 x i32> %in to <2 x double> |
| store <2 x double> %cast, <2 x double> addrspace(1)* %out, align 16 |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}s_uint_to_fp_v4i32_to_v4f64 |
| ; GCN: v_cvt_f64_u32_e32 |
| ; GCN: v_cvt_f64_u32_e32 |
| ; GCN: v_cvt_f64_u32_e32 |
| ; GCN: v_cvt_f64_u32_e32 |
| ; GCN: s_endpgm |
| define amdgpu_kernel void @s_uint_to_fp_v4i32_to_v4f64(<4 x double> addrspace(1)* %out, <4 x i32> %in) { |
| %cast = uitofp <4 x i32> %in to <4 x double> |
| store <4 x double> %cast, <4 x double> addrspace(1)* %out, align 16 |
| ret void |
| } |
| |
| ; We can't fold the SGPRs into v_cndmask_b32_e32, because it already |
| ; uses an SGPR (implicit vcc). |
| |
| ; GCN-LABEL: {{^}}uint_to_fp_i1_to_f64: |
| ; VI-DAG: s_cmp_eq_u32 |
| ; VI-DAG: s_cselect_b64 s{{\[}}[[S_LO:[0-9]+]]:[[S_HI:[0-9]+]]{{\]}}, 1.0, 0 |
| ; VI-DAG: v_mov_b32_e32 v[[V_LO:[0-9]+]], s[[S_LO]] |
| ; VI-DAG: v_mov_b32_e32 v[[V_HI:[0-9]+]], s[[S_HI]] |
| ; VI: flat_store_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, v{{\[}}[[V_LO]]:[[V_HI]]{{\]}} |
| ; SI-DAG: s_cmp_eq_u32 |
| ; SI-DAG: s_cselect_b64 vcc, -1, 0 |
| ; SI-DAG: v_cndmask_b32_e32 v[[SEL:[0-9]+]], 0, {{v[0-9]+}}, vcc |
| ; SI-DAG: v_mov_b32_e32 v[[ZERO:[0-9]+]], 0{{$}} |
| ; SI: flat_store_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, v{{\[}}[[ZERO]]:[[SEL]]{{\]}} |
| ; GCN: s_endpgm |
| define amdgpu_kernel void @uint_to_fp_i1_to_f64(double addrspace(1)* %out, i32 %in) { |
| %cmp = icmp eq i32 %in, 0 |
| %fp = uitofp i1 %cmp to double |
| store double %fp, double addrspace(1)* %out, align 4 |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}uint_to_fp_i1_to_f64_load: |
| ; GCN: v_cndmask_b32_e64 [[IRESULT:v[0-9]]], 0, 1 |
| ; GCN: v_cvt_f64_u32_e32 [[RESULT:v\[[0-9]+:[0-9]\]]], [[IRESULT]] |
| ; GCN: flat_store_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, [[RESULT]] |
| ; GCN: s_endpgm |
| define amdgpu_kernel void @uint_to_fp_i1_to_f64_load(double addrspace(1)* %out, i1 %in) { |
| %fp = uitofp i1 %in to double |
| store double %fp, double addrspace(1)* %out, align 8 |
| ret void |
| } |
| |
| ; GCN-LABEL: {{^}}s_uint_to_fp_i8_to_f64: |
| ; GCN: s_load_dword [[VAL:s[0-9]+]] |
| ; SI: s_and_b32 [[ZEXT:s[0-9]+]], [[VAL]], 0xff{{$}} |
| ; SI: v_cvt_f64_u32_e32 v{{\[[0-9]+:[0-9]+\]}}, [[ZEXT]] |
| |
| ; VI: s_and_b32 [[ZEXT:s[0-9]+]], [[VAL]], 0xff{{$}} |
| ; VI: v_cvt_f64_u32_e32 v{{\[[0-9]+:[0-9]+\]}}, [[ZEXT]] |
| define amdgpu_kernel void @s_uint_to_fp_i8_to_f64(double addrspace(1)* %out, i8 %in) { |
| %fp = uitofp i8 %in to double |
| store double %fp, double addrspace(1)* %out |
| ret void |
| } |
| |
| ; FIXME: Worse on VI |
| ; GCN-LABEL: {{^}}v_uint_to_fp_i8_to_f64: |
| ; SI: v_and_b32_e32 [[ZEXT:v[0-9]+]], 0xff, v0 |
| ; SI: v_cvt_f64_u32_e32 v{{\[[0-9]+:[0-9]+\]}}, [[ZEXT]] |
| |
| ; VI: v_mov_b32_e32 v{{[0-9]+}} |
| ; VI: v_and_b32_sdwa |
| ; VI: v_cvt_f64_u32_e32 v{{\[[0-9]+:[0-9]+\]}}, |
| define double @v_uint_to_fp_i8_to_f64(i8 %in) { |
| %fp = uitofp i8 %in to double |
| ret double %fp |
| } |