gmp-mparam.h

a very popular packet of cryptography tools,it encloses the most common used algorithm and protocols

/* PowerPC-32 604e gmp-mparam.h -- Compiler/machine parameter header file.

Copyright 1991, 1993, 1994, 1999, 2000, 2001, 2002 Free Software Foundation,
Inc.

This file is part of the GNU MP Library.

The GNU MP Library is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or (at your
option) any later version.

The GNU MP Library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
License for more details.

You should have received a copy of the GNU Lesser General Public License
along with the GNU MP Library; see the file COPYING.LIB.  If not, write to
the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
MA 02111-1307, USA. */

#define BITS_PER_MP_LIMB 32
#define BYTES_PER_MP_LIMB 4


/* 350MHz 604e.

   These should be considerably different for the 603, 750 (G3), 7400 (G4)
   which have much slower multiply instructions.  For the 7450 (G4+), these
   values should however be about right.  */

/* Generated by tuneup.c, 2002-02-08, gcc 2.95 */

#define MUL_KARATSUBA_THRESHOLD          20
#define MUL_TOOM3_THRESHOLD             226

#define SQR_BASECASE_THRESHOLD            6
#define SQR_KARATSUBA_THRESHOLD          40
#define SQR_TOOM3_THRESHOLD             274

#define DIV_SB_PREINV_THRESHOLD               0  /* always */
#define DIV_DC_THRESHOLD                     51
#define POWM_THRESHOLD                  104

#define GCD_ACCEL_THRESHOLD               3
#define GCDEXT_THRESHOLD                 50
#define JACOBI_BASE_METHOD                1

#define DIVREM_1_NORM_THRESHOLD           0  /* always */
#define DIVREM_1_UNNORM_THRESHOLD         0  /* always */
#define MOD_1_NORM_THRESHOLD              0  /* always */
#define MOD_1_UNNORM_THRESHOLD            0  /* always */
#define USE_PREINV_DIVREM_1               1
#define USE_PREINV_MOD_1                  1
#define DIVREM_2_THRESHOLD                0  /* always */
#define DIVEXACT_1_THRESHOLD              0  /* always */
#define MODEXACT_1_ODD_THRESHOLD          0  /* always */

#define GET_STR_DC_THRESHOLD       24
#define GET_STR_PRECOMPUTE_THRESHOLD     37
#define SET_STR_THRESHOLD             11401

#define MUL_FFT_TABLE  { 528, 1184, 2176, 5632, 14336, 57344, 0 }
#define MUL_FFT_MODF_THRESHOLD          544
#define MUL_FFT_THRESHOLD              6912

#define SQR_FFT_TABLE  { 528, 1184, 2176, 5632, 14336, 57344, 0 }
#define SQR_FFT_MODF_THRESHOLD          544
#define SQR_FFT_THRESHOLD              5888