kernel/arch/m68k/math-emu/fp_arith.h

51 lines
1.3 KiB
C
Raw Normal View History

2024-07-22 17:22:30 +08:00
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
fp_arith.h: floating-point math routines for the Linux-m68k
floating point emulator.
Copyright (c) 1998 David Huggins-Daines.
Somewhat based on the AlphaLinux floating point emulator, by David
Mosberger-Tang.
*/
#ifndef FP_ARITH_H
#define FP_ARITH_H
/* easy ones */
struct fp_ext *
fp_fabs(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *
fp_fneg(struct fp_ext *dest, struct fp_ext *src);
/* straightforward arithmetic */
struct fp_ext *
fp_fadd(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *
fp_fsub(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *
fp_fcmp(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *
fp_ftst(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *
fp_fmul(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *
fp_fdiv(struct fp_ext *dest, struct fp_ext *src);
/* ones that do rounding and integer conversions */
struct fp_ext *
fp_fmod(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *
fp_frem(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *
fp_fint(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *
fp_fintrz(struct fp_ext *dest, struct fp_ext *src);
struct fp_ext *
fp_fscale(struct fp_ext *dest, struct fp_ext *src);
#endif /* FP_ARITH__H */