mirror of https://gitee.com/openkylin/linux.git
28 lines
518 B
C
28 lines
518 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/double.h>
|
|
|
|
void fdivd(void *ft, void *fa, void *fb)
|
|
{
|
|
FP_DECL_D(A);
|
|
FP_DECL_D(B);
|
|
FP_DECL_D(R);
|
|
FP_DECL_EX;
|
|
|
|
FP_UNPACK_DP(A, fa);
|
|
FP_UNPACK_DP(B, fb);
|
|
|
|
if (B_c == FP_CLS_ZERO && A_c != FP_CLS_ZERO)
|
|
FP_SET_EXCEPTION(FP_EX_DIVZERO);
|
|
|
|
FP_DIV_D(R, A, B);
|
|
|
|
FP_PACK_DP(ft, R);
|
|
|
|
__FPU_FPCSR |= FP_CUR_EXCEPTIONS;
|
|
}
|