xref: /netbsd/external/lgpl3/gmp/dist/mpn/x86/coreibwl/gmp-mparam.h (revision 671ea119)

/* x86/coreibwl gmp-mparam.h -- Compiler/machine parameter header file.

Copyright 2019 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 either:

  * 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.

or

  * the GNU General Public License as published by the Free Software
    Foundation; either version 2 of the License, or (at your option) any
    later version.

or both in parallel, as here.

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 General Public License
for more details.

You should have received copies of the GNU General Public License and the
GNU Lesser General Public License along with the GNU MP Library.  If not,
see https://www.gnu.org/licenses/.  */

#define GMP_LIMB_BITS 32
#define GMP_LIMB_BYTES 4

/* 3400-3800 MHz Intel Xeon E3-1285Lv4 Broadwell */
/* FFT tuning limit = 67,000,000 */
/* Generated by tuneup.c, 2019-10-20, gcc 8.3 */

#define MOD_1_NORM_THRESHOLD                15
#define MOD_1_UNNORM_THRESHOLD              16
#define MOD_1N_TO_MOD_1_1_THRESHOLD         10
#define MOD_1U_TO_MOD_1_1_THRESHOLD          8
#define MOD_1_1_TO_MOD_1_2_THRESHOLD         0  /* never mpn_mod_1_1p */
#define MOD_1_2_TO_MOD_1_4_THRESHOLD        10
#define PREINV_MOD_1_TO_MOD_1_THRESHOLD     11
#define USE_PREINV_DIVREM_1                  1  /* native */
#define DIV_QR_1N_PI1_METHOD                 1  /* 21.34% faster than 2 */
#define DIV_QR_1_NORM_THRESHOLD             14
#define DIV_QR_1_UNNORM_THRESHOLD        MP_SIZE_T_MAX  /* never */
#define DIV_QR_2_PI2_THRESHOLD              29
#define DIVEXACT_1_THRESHOLD                 0  /* always (native) */
#define BMOD_1_TO_MOD_1_THRESHOLD           19

#define DIV_1_VS_MUL_1_PERCENT             295

#define MUL_TOOM22_THRESHOLD                26
#define MUL_TOOM33_THRESHOLD                97
#define MUL_TOOM44_THRESHOLD               220
#define MUL_TOOM6H_THRESHOLD               306
#define MUL_TOOM8H_THRESHOLD               454

#define MUL_TOOM32_TO_TOOM43_THRESHOLD      93
#define MUL_TOOM32_TO_TOOM53_THRESHOLD     153
#define MUL_TOOM42_TO_TOOM53_THRESHOLD     154
#define MUL_TOOM42_TO_TOOM63_THRESHOLD     169
#define MUL_TOOM43_TO_TOOM54_THRESHOLD     136

#define SQR_BASECASE_THRESHOLD               0  /* always (native) */
#define SQR_TOOM2_THRESHOLD                 44
#define SQR_TOOM3_THRESHOLD                134
#define SQR_TOOM4_THRESHOLD                242
#define SQR_TOOM6_THRESHOLD                342
#define SQR_TOOM8_THRESHOLD                502

#define MULMID_TOOM42_THRESHOLD             98

#define MULMOD_BNM1_THRESHOLD               20
#define SQRMOD_BNM1_THRESHOLD               23

#define MUL_FFT_MODF_THRESHOLD             540  /* k = 5 */
#define MUL_FFT_TABLE3                                      \
  { {    540, 5}, {     29, 6}, {     15, 5}, {     31, 6}, \
    {     16, 5}, {     33, 6}, {     17, 5}, {     36, 6}, \
    {     25, 7}, {     13, 6}, {     29, 7}, {     15, 6}, \
    {     33, 7}, {     17, 6}, {     36, 7}, {     19, 6}, \
    {     39, 7}, {     21, 6}, {     43, 7}, {     23, 6}, \
    {     47, 7}, {     29, 8}, {     15, 7}, {     35, 8}, \
    {     19, 7}, {     43, 8}, {     23, 7}, {     49, 8}, \
    {     27, 7}, {     55, 9}, {     15, 8}, {     31, 7}, \
    {     63, 8}, {     43, 9}, {     23, 8}, {     55,10}, \
    {     15, 9}, {     31, 8}, {     67, 9}, {     39, 8}, \
    {     83, 9}, {     47, 8}, {     95, 9}, {     55,10}, \
    {     31, 9}, {     79,10}, {     47, 9}, {     95,11}, \
    {     31,10}, {     63, 9}, {    135,10}, {     79, 9}, \
    {    159,10}, {     95, 9}, {    191,10}, {    111,11}, \
    {     63,10}, {    143, 9}, {    287,10}, {    159,11}, \
    {     95, 7}, {   1599, 8}, {    831, 9}, {    431, 8}, \
    {    863, 9}, {    447,10}, {    239, 9}, {    479,10}, \
    {    255, 9}, {    511,10}, {    287,11}, {    159,10}, \
    {    319, 9}, {    639,10}, {    335, 9}, {    671,11}, \
    {    191,10}, {    383, 9}, {    767,10}, {    399,11}, \
    {    223,12}, {    127,11}, {    255,10}, {    511, 9}, \
    {   1023,11}, {    287,10}, {    607,11}, {    319,10}, \
    {    671,11}, {    351,12}, {    191,11}, {    383,10}, \
    {    799,11}, {    415,13}, {    127,12}, {    255,11}, \
    {    543,10}, {   1119,11}, {    607,12}, {    319,11}, \
    {    671,10}, {   1343,11}, {    735,12}, {    383,11}, \
    {    799,10}, {   1599,11}, {    863,12}, {    447,11}, \
    {    959,13}, {    255,12}, {    511,11}, {   1119,12}, \
    {    575,11}, {   1215,12}, {    639,11}, {   1343,12}, \
    {    703,11}, {   1407,13}, {    383,12}, {    767,11}, \
    {   1599,12}, {    831,11}, {   1727,12}, {    959,14}, \
    {    255,13}, {    511,12}, {   1215,13}, {    639,12}, \
    {   1471,13}, {    767,12}, {   1727,13}, {    895,12}, \
    {   1919,14}, {    511,13}, {   1023,12}, {   2239,13}, \
    {   1151,12}, {   2431,13}, {   1279,12}, {   2623,13}, \
    {   1407,12}, {   2815,14}, {    767,13}, {   1535,12}, \
    {   3135,13}, {   1663,12}, {   3455,13}, {   1919,15}, \
    {    511,14}, {   1023,13}, {   2175,12}, {   4479,13}, \
    {   2431,14}, {   1279,13}, {   2943,12}, {   5887,14}, \
    {   1535,13}, {   3455,14}, {   1791,13}, {   3839,15}, \
    {   1023,14}, {   2047,13}, {   4479,14}, {   2303,13}, \
    {   4991,12}, {   9983,14}, {   2559,13}, {   5247,14}, \
    {   2815,13}, {   5887,15}, {   1535,14}, {   3839,16} }
#define MUL_FFT_TABLE3_SIZE 172
#define MUL_FFT_THRESHOLD                 7424

#define SQR_FFT_MODF_THRESHOLD             472  /* k = 5 */
#define SQR_FFT_TABLE3                                      \
  { {    472, 5}, {     29, 6}, {     15, 5}, {     33, 6}, \
    {     37, 7}, {     19, 6}, {     40, 7}, {     29, 8}, \
    {     15, 7}, {     35, 8}, {     19, 7}, {     43, 8}, \
    {     23, 7}, {     49, 8}, {     27, 9}, {     15, 8}, \
    {     31, 7}, {     63, 8}, {     43, 9}, {     23, 8}, \
    {     55,10}, {     15, 9}, {     31, 8}, {     67, 9}, \
    {     39, 8}, {     83, 9}, {     47, 8}, {     95, 9}, \
    {     55,10}, {     31, 9}, {     79,10}, {     47, 9}, \
    {     95,11}, {     31,10}, {     63, 9}, {    135,10}, \
    {     79, 9}, {    159,10}, {     95,11}, {     63,10}, \
    {    127, 9}, {    255,10}, {    143, 9}, {    287,10}, \
    {    159,11}, {     95,12}, {     63,11}, {    127,10}, \
    {    271, 9}, {    543, 6}, {   4479, 7}, {   2431, 8}, \
    {   1247, 7}, {   2495, 8}, {   1279,10}, {    351,11}, \
    {    191,10}, {    399, 9}, {    799,10}, {    415,12}, \
    {    127,11}, {    255,10}, {    543,11}, {    287,10}, \
    {    607,11}, {    319,10}, {    639,11}, {    351,12}, \
    {    191,11}, {    383,10}, {    799,11}, {    415,10}, \
    {    831,13}, {    127,12}, {    255,11}, {    511,10}, \
    {   1023,11}, {    543,10}, {   1087,11}, {    607,12}, \
    {    319,11}, {    671,10}, {   1343,11}, {    735,12}, \
    {    383,11}, {    799,10}, {   1599,11}, {    863,12}, \
    {    447,11}, {    927,13}, {    255,12}, {    511,11}, \
    {   1087,12}, {    575,11}, {   1215,12}, {    639,11}, \
    {   1343,12}, {    703,11}, {   1471,13}, {    383,12}, \
    {    767,11}, {   1599,12}, {    831,11}, {   1663,12}, \
    {    895,11}, {   1855,14}, {    255,13}, {    511,12}, \
    {   1023,11}, {   2047,12}, {   1087,11}, {   2239,12}, \
    {   1215,13}, {    639,12}, {   1471,13}, {    767,12}, \
    {   1663,13}, {    895,12}, {   1983,14}, {    511,13}, \
    {   1023,12}, {   2239,13}, {   1151,12}, {   2495,13}, \
    {   1279,12}, {   2623,13}, {   1407,14}, {    767,13}, \
    {   1535,12}, {   3135,13}, {   1663,12}, {   3455,13}, \
    {   1919,15}, {    511,14}, {   1023,13}, {   2175,12}, \
    {   4479,13}, {   2431,14}, {   1279,13}, {   2943,12}, \
    {   5887,14}, {   1535,13}, {   3455,14}, {   1791,13}, \
    {   3839,15}, {   1023,14}, {   2047,13}, {   4479,14}, \
    {   2303,13}, {   4991,12}, {   9983,14}, {   2815,13}, \
    {   5887,15}, {   1535,14}, {   3327,13}, {   6783,14}, \
    {   3839,16} }
#define SQR_FFT_TABLE3_SIZE 157
#define SQR_FFT_THRESHOLD                 5568

#define MULLO_BASECASE_THRESHOLD            16
#define MULLO_DC_THRESHOLD                  37
#define MULLO_MUL_N_THRESHOLD            14281
#define SQRLO_BASECASE_THRESHOLD             0  /* always */
#define SQRLO_DC_THRESHOLD                 137
#define SQRLO_SQR_THRESHOLD              10821

#define DC_DIV_QR_THRESHOLD                 54
#define DC_DIVAPPR_Q_THRESHOLD             146
#define DC_BDIV_QR_THRESHOLD                98
#define DC_BDIV_Q_THRESHOLD                218

#define INV_MULMOD_BNM1_THRESHOLD           50
#define INV_NEWTON_THRESHOLD               173
#define INV_APPR_THRESHOLD                 165

#define BINV_NEWTON_THRESHOLD              278
#define REDC_1_TO_REDC_N_THRESHOLD          79

#define MU_DIV_QR_THRESHOLD               1787
#define MU_DIVAPPR_Q_THRESHOLD            1787
#define MUPI_DIV_QR_THRESHOLD               78
#define MU_BDIV_QR_THRESHOLD              1589
#define MU_BDIV_Q_THRESHOLD               1830

#define POWM_SEC_TABLE  1,16,126,416,932

#define GET_STR_DC_THRESHOLD                11
#define GET_STR_PRECOMPUTE_THRESHOLD        17
#define SET_STR_DC_THRESHOLD               306
#define SET_STR_PRECOMPUTE_THRESHOLD       894

#define FAC_DSC_THRESHOLD                  141
#define FAC_ODD_THRESHOLD                   34

#define MATRIX22_STRASSEN_THRESHOLD         20
#define HGCD2_DIV1_METHOD                    3  /* 5.97% faster than 1 */
#define HGCD_THRESHOLD                      73
#define HGCD_APPR_THRESHOLD                123
#define HGCD_REDUCE_THRESHOLD             3664
#define GCD_DC_THRESHOLD                   562
#define GCDEXT_DC_THRESHOLD                465
#define JACOBI_BASE_METHOD                   1  /* 31.16% faster than 3 */

/* Tuneup completed successfully, took 35114 seconds */