arch/m68k/math-emu/fp_arith.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3
   4    fp_arith.h: floating-point math routines for the Linux-m68k
   5    floating point emulator.
   6
   7    Copyright (c) 1998 David Huggins-Daines.
   8
   9    Somewhat based on the AlphaLinux floating point emulator, by David
  10    Mosberger-Tang.
  11
  12
  13  */
  14
  15 #ifndef FP_ARITH_H
  16 #define FP_ARITH_H
  17
  18 /* easy ones */
  19 struct fp_ext *
  20 fp_fabs(struct fp_ext *dest, struct fp_ext *src);
  21 struct fp_ext *
  22 fp_fneg(struct fp_ext *dest, struct fp_ext *src);
  23
  24 /* straightforward arithmetic */
  25 struct fp_ext *
  26 fp_fadd(struct fp_ext *dest, struct fp_ext *src);
  27 struct fp_ext *
  28 fp_fsub(struct fp_ext *dest, struct fp_ext *src);
  29 struct fp_ext *
  30 fp_fcmp(struct fp_ext *dest, struct fp_ext *src);
  31 struct fp_ext *
  32 fp_ftst(struct fp_ext *dest, struct fp_ext *src);
  33 struct fp_ext *
  34 fp_fmul(struct fp_ext *dest, struct fp_ext *src);
  35 struct fp_ext *
  36 fp_fdiv(struct fp_ext *dest, struct fp_ext *src);
  37
  38 /* ones that do rounding and integer conversions */
  39 struct fp_ext *
  40 fp_fmod(struct fp_ext *dest, struct fp_ext *src);
  41 struct fp_ext *
  42 fp_frem(struct fp_ext *dest, struct fp_ext *src);
  43 struct fp_ext *
  44 fp_fint(struct fp_ext *dest, struct fp_ext *src);
  45 struct fp_ext *
  46 fp_fintrz(struct fp_ext *dest, struct fp_ext *src);
  47 struct fp_ext *
  48 fp_fscale(struct fp_ext *dest, struct fp_ext *src);
  49
  50 #endif  /* FP_ARITH__H */