LXR linux/arch/nds32/math-emu/fnegs.c

   1// SPDX-License-Identifier: GPL-2.0
   2// Copyright (C) 2005-2018 Andes Technology Corporation
   3#include <linux/uaccess.h>
   4
   5#include <asm/sfp-machine.h>
   6#include <math-emu/soft-fp.h>
   7#include <math-emu/single.h>
   8void fnegs(void *ft, void *fa)
   9{
  10        FP_DECL_S(A);
  11        FP_DECL_S(R);
  12        FP_DECL_EX;
  13
  14        FP_UNPACK_SP(A, fa);
  15
  16        FP_NEG_S(R, A);
  17
  18        FP_PACK_SP(ft, R);
  19
  20        __FPU_FPCSR |= FP_CUR_EXCEPTIONS;
  21}
  22