1 ; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s 2 3 declare i32 @llvm.amdgcn.workitem.id.x() nounwind readnone 4 5 ; SI-LABEL: {{^}}sint_to_fp_i32_to_f64 6 ; SI: v_cvt_f64_i32_e32 7 define void @sint_to_fp_i32_to_f64(double addrspace(1)* %out, i32 %in) { 8 %result = sitofp i32 %in to double 9 store double %result, double addrspace(1)* %out 10 ret void 11 } 12 13 ; We can't fold the SGPRs into v_cndmask_b32_e64, because it already 14 ; uses an SGPR (implicit vcc). 15 16 ; SI-LABEL: {{^}}sint_to_fp_i1_f64: 17 ; SI-DAG: v_cmp_eq_i32_e64 vcc, 18 ; SI-DAG: v_cndmask_b32_e32 v[[SEL:[0-9]+]], 0, v{{[0-9]+}} 19 ; SI-DAG: v_mov_b32_e32 v[[ZERO:[0-9]+]], 0{{$}} 20 ; SI: buffer_store_dwordx2 v{{\[}}[[ZERO]]:[[SEL]]{{\]}} 21 ; SI: s_endpgm 22 define void @sint_to_fp_i1_f64(double addrspace(1)* %out, i32 %in) { 23 %cmp = icmp eq i32 %in, 0 24 %fp = sitofp i1 %cmp to double 25 store double %fp, double addrspace(1)* %out, align 4 26 ret void 27 } 28 29 ; SI-LABEL: {{^}}sint_to_fp_i1_f64_load: 30 ; SI: v_cndmask_b32_e64 [[IRESULT:v[0-9]]], 0, -1 31 ; SI-NEXT: v_cvt_f64_i32_e32 [[RESULT:v\[[0-9]+:[0-9]\]]], [[IRESULT]] 32 ; SI: buffer_store_dwordx2 [[RESULT]] 33 ; SI: s_endpgm 34 define void @sint_to_fp_i1_f64_load(double addrspace(1)* %out, i1 %in) { 35 %fp = sitofp i1 %in to double 36 store double %fp, double addrspace(1)* %out, align 8 37 ret void 38 } 39 40 ; SI-LABEL: @s_sint_to_fp_i64_to_f64 41 define void @s_sint_to_fp_i64_to_f64(double addrspace(1)* %out, i64 %in) { 42 %result = sitofp i64 %in to double 43 store double %result, double addrspace(1)* %out 44 ret void 45 } 46 47 ; SI-LABEL: @v_sint_to_fp_i64_to_f64 48 ; SI: buffer_load_dwordx2 v{{\[}}[[LO:[0-9]+]]:[[HI:[0-9]+]]{{\]}} 49 ; SI-DAG: v_cvt_f64_i32_e32 [[HI_CONV:v\[[0-9]+:[0-9]+\]]], v[[HI]] 50 ; SI-DAG: v_cvt_f64_u32_e32 [[LO_CONV:v\[[0-9]+:[0-9]+\]]], v[[LO]] 51 ; SI-DAG: v_ldexp_f64 [[LDEXP:v\[[0-9]+:[0-9]+\]]], [[HI_CONV]], 32 52 ; SI: v_add_f64 [[RESULT:v\[[0-9]+:[0-9]+\]]], [[LDEXP]], [[LO_CONV]] 53 ; SI: buffer_store_dwordx2 [[RESULT]] 54 define void @v_sint_to_fp_i64_to_f64(double addrspace(1)* %out, i64 addrspace(1)* %in) { 55 %tid = call i32 @llvm.amdgcn.workitem.id.x() nounwind readnone 56 %gep = getelementptr i64, i64 addrspace(1)* %in, i32 %tid 57 %val = load i64, i64 addrspace(1)* %gep, align 8 58 %result = sitofp i64 %val to double 59 store double %result, double addrspace(1)* %out 60 ret void 61 } 62
