1; RUN: llc -march=amdgcn -mcpu=fiji -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=VI %s 2 3declare half @llvm.amdgcn.rsq.f16(half %a) 4 5; GCN-LABEL: {{^}}rsq_f16 6; GCN: buffer_load_ushort v[[A_F16:[0-9]+]] 7; VI: v_rsq_f16_e32 v[[R_F16:[0-9]+]], v[[A_F16]] 8; GCN: buffer_store_short v[[R_F16]] 9; GCN: s_endpgm 10define amdgpu_kernel void @rsq_f16( 11 half addrspace(1)* %r, 12 half addrspace(1)* %a) { 13entry: 14 %a.val = load half, half addrspace(1)* %a 15 %r.val = call half @llvm.amdgcn.rsq.f16(half %a.val) 16 store half %r.val, half addrspace(1)* %r 17 ret void 18} 19