(root)/
gmp-6.3.0/
mpn/
x86/
atom/
gmp-mparam.h
       1  /* Intel Atom/32 gmp-mparam.h -- Compiler/machine parameter header file.
       2  
       3  Copyright 2019 Free Software Foundation, Inc.
       4  
       5  This file is part of the GNU MP Library.
       6  
       7  The GNU MP Library is free software; you can redistribute it and/or modify
       8  it under the terms of either:
       9  
      10    * the GNU Lesser General Public License as published by the Free
      11      Software Foundation; either version 3 of the License, or (at your
      12      option) any later version.
      13  
      14  or
      15  
      16    * the GNU General Public License as published by the Free Software
      17      Foundation; either version 2 of the License, or (at your option) any
      18      later version.
      19  
      20  or both in parallel, as here.
      21  
      22  The GNU MP Library is distributed in the hope that it will be useful, but
      23  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
      24  or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
      25  for more details.
      26  
      27  You should have received copies of the GNU General Public License and the
      28  GNU Lesser General Public License along with the GNU MP Library.  If not,
      29  see https://www.gnu.org/licenses/.  */
      30  
      31  #define GMP_LIMB_BITS 32
      32  #define GMP_LIMB_BYTES 4
      33  
      34  /* 1600 MHz Diamondville (Atom 330) */
      35  /* FFT tuning limit = 67,000,000 */
      36  /* Generated by tuneup.c, 2019-10-18, gcc 8.3 */
      37  
      38  #define MOD_1_NORM_THRESHOLD                 3
      39  #define MOD_1_UNNORM_THRESHOLD               5
      40  #define MOD_1N_TO_MOD_1_1_THRESHOLD         11
      41  #define MOD_1U_TO_MOD_1_1_THRESHOLD          5
      42  #define MOD_1_1_TO_MOD_1_2_THRESHOLD        10
      43  #define MOD_1_2_TO_MOD_1_4_THRESHOLD         0  /* never mpn_mod_1s_2p */
      44  #define PREINV_MOD_1_TO_MOD_1_THRESHOLD     17
      45  #define USE_PREINV_DIVREM_1                  1  /* native */
      46  #define DIV_QR_1N_PI1_METHOD                 1  /* 72.60% faster than 2 */
      47  #define DIV_QR_1_NORM_THRESHOLD          MP_SIZE_T_MAX  /* never */
      48  #define DIV_QR_1_UNNORM_THRESHOLD        MP_SIZE_T_MAX  /* never */
      49  #define DIV_QR_2_PI2_THRESHOLD           MP_SIZE_T_MAX  /* never */
      50  #define DIVEXACT_1_THRESHOLD                 0  /* always (native) */
      51  #define BMOD_1_TO_MOD_1_THRESHOLD           35
      52  
      53  #define DIV_1_VS_MUL_1_PERCENT             236
      54  
      55  #define MUL_TOOM22_THRESHOLD                22
      56  #define MUL_TOOM33_THRESHOLD                81
      57  #define MUL_TOOM44_THRESHOLD               178
      58  #define MUL_TOOM6H_THRESHOLD               270
      59  #define MUL_TOOM8H_THRESHOLD               399
      60  
      61  #define MUL_TOOM32_TO_TOOM43_THRESHOLD      97
      62  #define MUL_TOOM32_TO_TOOM53_THRESHOLD     126
      63  #define MUL_TOOM42_TO_TOOM53_THRESHOLD     115
      64  #define MUL_TOOM42_TO_TOOM63_THRESHOLD     129
      65  #define MUL_TOOM43_TO_TOOM54_THRESHOLD     115
      66  
      67  #define SQR_BASECASE_THRESHOLD               0  /* always (native) */
      68  #define SQR_TOOM2_THRESHOLD                 32
      69  #define SQR_TOOM3_THRESHOLD                117
      70  #define SQR_TOOM4_THRESHOLD                178
      71  #define SQR_TOOM6_THRESHOLD                366
      72  #define SQR_TOOM8_THRESHOLD                527
      73  
      74  #define MULMID_TOOM42_THRESHOLD             50
      75  
      76  #define MULMOD_BNM1_THRESHOLD               13
      77  #define SQRMOD_BNM1_THRESHOLD               17
      78  
      79  #define MUL_FFT_MODF_THRESHOLD             404  /* k = 5 */
      80  #define MUL_FFT_TABLE3                                      \
      81    { {    404, 5}, {     21, 6}, {     11, 5}, {     23, 6}, \
      82      {     12, 5}, {     25, 6}, {     13, 5}, {     27, 6}, \
      83      {     21, 7}, {     11, 6}, {     25, 7}, {     13, 6}, \
      84      {     27, 7}, {     15, 6}, {     31, 7}, {     21, 8}, \
      85      {     11, 7}, {     27, 8}, {     15, 7}, {     35, 8}, \
      86      {     19, 7}, {     39, 8}, {     23, 7}, {     47, 8}, \
      87      {     27, 9}, {     15, 8}, {     39, 9}, {     23, 8}, \
      88      {     51,10}, {     15, 9}, {     31, 8}, {     67, 9}, \
      89      {     39, 8}, {     79, 9}, {     47, 8}, {     95,10}, \
      90      {     31, 9}, {     79,10}, {     47, 9}, {     95,11}, \
      91      {     31,10}, {     63, 9}, {    135,10}, {     79, 9}, \
      92      {    159,10}, {     95, 9}, {    191,10}, {    111,11}, \
      93      {     63,10}, {    127, 9}, {    255, 8}, {    511,10}, \
      94      {    143, 9}, {    287, 8}, {    575, 9}, {    303,10}, \
      95      {    159,11}, {     95,10}, {    191, 9}, {    383,12}, \
      96      {     63,11}, {    127,10}, {    255, 9}, {    511,10}, \
      97      {    271, 9}, {    543,10}, {    287, 9}, {    575,10}, \
      98      {    303,11}, {    159,10}, {    351, 9}, {    703,10}, \
      99      {    367, 9}, {    735,11}, {    191,10}, {    383, 9}, \
     100      {    767,10}, {    415,11}, {    223,10}, {    447,12}, \
     101      {    127,11}, {    255,10}, {    543,11}, {    287,10}, \
     102      {    607,11}, {    319,10}, {    671,11}, {    351,10}, \
     103      {    735,12}, {    191,11}, {    383,10}, {    767,11}, \
     104      {    415,10}, {    831,11}, {    447,13}, {    127,12}, \
     105      {    255,11}, {    543,10}, {   1087,11}, {    607,12}, \
     106      {    319,11}, {    735,12}, {    383,11}, {    831,12}, \
     107      {    447,11}, {    959,13}, {    255,12}, {    511,11}, \
     108      {   1087,12}, {    575,11}, {   1215,12}, {    639,11}, \
     109      {   1279,12}, {    703,11}, {   1407,13}, {    383,12}, \
     110      {    831,11}, {   1663,12}, {    959,14}, {    255,13}, \
     111      {    511,12}, {   1215,13}, {    639,12}, {   1471,13}, \
     112      {    767,12}, {   1599,13}, {    895,12}, {   1791,14}, \
     113      {    511,13}, {   1023,12}, {   2111,13}, {   1151,12}, \
     114      {   2431,13}, {   1407,14}, {    767,13}, {   1663,12}, \
     115      {   3455,13}, {   1791,15}, {    511,14}, {   1023,13}, \
     116      {   2431,14}, {   1279,13}, {   2943,12}, {   5887,14}, \
     117      {   1535,13}, {   3455,14}, {   1791,13}, {   3839,15}, \
     118      {   1023,14}, {   2047,13}, {   4223,14}, {   2303,13}, \
     119      {   4991,12}, {   9983,14}, {   2815,13}, {   5887,15}, \
     120      {   1535,14}, {   3839,16} }
     121  #define MUL_FFT_TABLE3_SIZE 158
     122  #define MUL_FFT_THRESHOLD                 4544
     123  
     124  #define SQR_FFT_MODF_THRESHOLD             368  /* k = 5 */
     125  #define SQR_FFT_TABLE3                                      \
     126    { {    368, 5}, {     23, 6}, {     12, 5}, {     25, 6}, \
     127      {     13, 5}, {     27, 6}, {     25, 7}, {     13, 6}, \
     128      {     28, 7}, {     15, 6}, {     31, 7}, {     17, 6}, \
     129      {     35, 7}, {     21, 8}, {     11, 7}, {     27, 8}, \
     130      {     15, 7}, {     35, 8}, {     19, 7}, {     41, 8}, \
     131      {     23, 7}, {     47, 8}, {     27, 9}, {     15, 8}, \
     132      {     39, 9}, {     23, 8}, {     51,10}, {     15, 9}, \
     133      {     31, 8}, {     63, 9}, {     39, 8}, {     79, 9}, \
     134      {     47,10}, {     31, 9}, {     79,10}, {     47, 9}, \
     135      {     95,11}, {     31,10}, {     63, 9}, {    127, 8}, \
     136      {    255, 9}, {    135,10}, {     79, 9}, {    159, 8}, \
     137      {    319,10}, {     95, 9}, {    191,11}, {     63,10}, \
     138      {    127, 9}, {    255, 8}, {    511, 9}, {    271,10}, \
     139      {    143, 9}, {    287, 8}, {    575, 9}, {    303,10}, \
     140      {    159, 9}, {    319,11}, {     95,10}, {    191, 9}, \
     141      {    383,12}, {     63,11}, {    127,10}, {    255, 9}, \
     142      {    511,10}, {    271, 9}, {    543,10}, {    287, 9}, \
     143      {    575,10}, {    303, 9}, {    607,11}, {    159,10}, \
     144      {    319, 9}, {    639,10}, {    335, 9}, {    671,10}, \
     145      {    351, 9}, {    703,11}, {    191,10}, {    383, 9}, \
     146      {    767,10}, {    415,11}, {    223,10}, {    447,12}, \
     147      {    127,11}, {    255,10}, {    543,11}, {    287,10}, \
     148      {    607,11}, {    319,10}, {    671,11}, {    351,10}, \
     149      {    703,12}, {    191,11}, {    383,10}, {    767,11}, \
     150      {    415,10}, {    831,11}, {    447,13}, {    127,12}, \
     151      {    255,11}, {    543,10}, {   1087,11}, {    607,12}, \
     152      {    319,11}, {    671,10}, {   1343,11}, {    735,12}, \
     153      {    383,11}, {    831,12}, {    447,11}, {    959,13}, \
     154      {    255,12}, {    511,11}, {   1087,12}, {    575,11}, \
     155      {   1215,12}, {    639,11}, {   1343,12}, {    703,13}, \
     156      {    383,12}, {    959,14}, {    255,13}, {    511,12}, \
     157      {   1215,13}, {    639,12}, {   1471,13}, {    767,12}, \
     158      {   1599,13}, {    895,14}, {    511,13}, {   1023,12}, \
     159      {   2111,13}, {   1151,12}, {   2431,13}, {   1407,14}, \
     160      {    767,13}, {   1663,12}, {   3455,15}, {    511,14}, \
     161      {   1023,13}, {   2175,12}, {   4351,13}, {   2431,14}, \
     162      {   1279,13}, {   2943,12}, {   5887,14}, {   1535,13}, \
     163      {   3455,14}, {   1791,13}, {   3839,15}, {   1023,14}, \
     164      {   2047,13}, {   4351,14}, {   2303,13}, {   4991,12}, \
     165      {   9983,14}, {   2815,13}, {   5887,15}, {   1535,14}, \
     166      {   3839,16} }
     167  #define SQR_FFT_TABLE3_SIZE 161
     168  #define SQR_FFT_THRESHOLD                 3712
     169  
     170  #define MULLO_BASECASE_THRESHOLD             0  /* always */
     171  #define MULLO_DC_THRESHOLD                  56
     172  #define MULLO_MUL_N_THRESHOLD             8907
     173  #define SQRLO_BASECASE_THRESHOLD             6
     174  #define SQRLO_DC_THRESHOLD                 111
     175  #define SQRLO_SQR_THRESHOLD               6654
     176  
     177  #define DC_DIV_QR_THRESHOLD                 67
     178  #define DC_DIVAPPR_Q_THRESHOLD             252
     179  #define DC_BDIV_QR_THRESHOLD                63
     180  #define DC_BDIV_Q_THRESHOLD                172
     181  
     182  #define INV_MULMOD_BNM1_THRESHOLD           42
     183  #define INV_NEWTON_THRESHOLD               250
     184  #define INV_APPR_THRESHOLD                 250
     185  
     186  #define BINV_NEWTON_THRESHOLD              276
     187  #define REDC_1_TO_REDC_N_THRESHOLD          68
     188  
     189  #define MU_DIV_QR_THRESHOLD               1334
     190  #define MU_DIVAPPR_Q_THRESHOLD            1442
     191  #define MUPI_DIV_QR_THRESHOLD              116
     192  #define MU_BDIV_QR_THRESHOLD              1142
     193  #define MU_BDIV_Q_THRESHOLD               1341
     194  
     195  #define POWM_SEC_TABLE  1,16,98,376,1259
     196  
     197  #define GET_STR_DC_THRESHOLD                12
     198  #define GET_STR_PRECOMPUTE_THRESHOLD        23
     199  #define SET_STR_DC_THRESHOLD               298
     200  #define SET_STR_PRECOMPUTE_THRESHOLD      1037
     201  
     202  #define FAC_DSC_THRESHOLD                  171
     203  #define FAC_ODD_THRESHOLD                   34
     204  
     205  #define MATRIX22_STRASSEN_THRESHOLD         17
     206  #define HGCD2_DIV1_METHOD                    3  /* 3.71% faster than 1 */
     207  #define HGCD_THRESHOLD                     128
     208  #define HGCD_APPR_THRESHOLD                186
     209  #define HGCD_REDUCE_THRESHOLD             2479
     210  #define GCD_DC_THRESHOLD                   465
     211  #define GCDEXT_DC_THRESHOLD                339
     212  #define JACOBI_BASE_METHOD                   3  /* 2.58% faster than 2 */
     213  
     214  /* Tuneup completed successfully, took 214190 seconds */