arch/nds32/math-emu/fd2s.c


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22

// 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/double.h>
#include <math-emu/single.h>
#include <math-emu/soft-fp.h>
void fd2s(void *ft, void *fa)
{
	FP_DECL_D(A);
	FP_DECL_S(R);
	FP_DECL_EX;

	FP_UNPACK_DP(A, fa);

	FP_CONV(S, D, 1, 2, R, A);

	FP_PACK_SP(ft, R);

	__FPU_FPCSR |= FP_CUR_EXCEPTIONS;
}