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

22 lines
384 B
C

// SPDX-License-Identifier: GPL-2.0
// Copyright (C) 2005-2018 Andes Technology Corporation
#include <linux/uaccess.h>
#include <asm/sfp-machine.h>
#include <math-emu/soft-fp.h>
#include <math-emu/single.h>
void fnegs(void *ft, void *fa)
{
FP_DECL_S(A);
FP_DECL_S(R);
FP_DECL_EX;
FP_UNPACK_SP(A, fa);
FP_NEG_S(R, A);
FP_PACK_SP(ft, R);
__FPU_FPCSR |= FP_CUR_EXCEPTIONS;
}