gmp-mparam.h

GMP是计算任意精度的数学库, 包括支持整数,有理数和浮点. GMP包括大量的接口函数.

/* 80486 gmp-mparam.h -- Compiler/machine parameter header file.

Copyright 2001, 2002, 2003 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 3 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.  If not, see http://www.gnu.org/licenses/.  */

#define BITS_PER_MP_LIMB 32
#define BYTES_PER_MP_LIMB 4


/* 100MHz DX4 */

/* Generated by tuneup.c, 2003-02-13, gcc 2.95 */

#define MUL_KARATSUBA_THRESHOLD          18
#define MUL_TOOM3_THRESHOLD             228

#define SQR_BASECASE_THRESHOLD           13
#define SQR_KARATSUBA_THRESHOLD          49
#define SQR_TOOM3_THRESHOLD             238

#define DIV_SB_PREINV_THRESHOLD       MP_SIZE_T_MAX  /* never */
#define DIV_DC_THRESHOLD                 72
#define POWM_THRESHOLD                   38

#define GCD_ACCEL_THRESHOLD               3
#define JACOBI_BASE_METHOD                2

#define USE_PREINV_DIVREM_1               0
#define USE_PREINV_MOD_1                  0
#define DIVREM_2_THRESHOLD            MP_SIZE_T_MAX  /* never */
#define DIVEXACT_1_THRESHOLD              0  /* always (native) */
#define MODEXACT_1_ODD_THRESHOLD         17

#define GET_STR_DC_THRESHOLD             32
#define GET_STR_PRECOMPUTE_THRESHOLD     82
#define SET_STR_THRESHOLD              3524

#define MUL_FFT_TABLE  { 464, 928, 1920, 4608, 10240, 40960, 0 }
#define MUL_FFT_MODF_THRESHOLD          392
#define MUL_FFT_THRESHOLD              2816

#define SQR_FFT_TABLE  { 432, 928, 1920, 4608, 14336, 40960, 0 }
#define SQR_FFT_MODF_THRESHOLD          392
#define SQR_FFT_THRESHOLD              2816