source/libs/gmp/gmp-src/mpn/arm/v7a/cora8/gmp-mparam.h

   1 /* gmp-mparam.h -- Compiler/machine parameter header file.
   2
   3 Copyright 1991, 1993, 1994, 1999-2003, 2009, 2010, 2012, 2015 Free Software
   4 Foundation, Inc.
   5
   6 This file is part of the GNU MP Library.
   7
   8 The GNU MP Library is free software; you can redistribute it and/or modify
   9 it under the terms of either:
  10
  11   * the GNU Lesser General Public License as published by the Free
  12     Software Foundation; either version 3 of the License, or (at your
  13     option) any later version.
  14
  15 or
  16
  17   * the GNU General Public License as published by the Free Software
  18     Foundation; either version 2 of the License, or (at your option) any
  19     later version.
  20
  21 or both in parallel, as here.
  22
  23 The GNU MP Library is distributed in the hope that it will be useful, but
  24 WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  25 or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  26 for more details.
  27
  28 You should have received copies of the GNU General Public License and the
  29 GNU Lesser General Public License along with the GNU MP Library.  If not,
  30 see https://www.gnu.org/licenses/.  */
  31
  32 #define GMP_LIMB_BITS 32
  33 #define GMP_LIMB_BYTES 4
  34
  35 /* 1000 MHz Cortex-A8 (beaglebone black) */
  36 /* FFT tuning limit = 10 M */
  37 /* Generated by tuneup.c, 2015-10-05, gcc 4.6 */
  38
  39 #define MOD_1_NORM_THRESHOLD                 0  /* always */
  40 #define MOD_1_UNNORM_THRESHOLD               0  /* always */
  41 #define MOD_1N_TO_MOD_1_1_THRESHOLD          3
  42 #define MOD_1U_TO_MOD_1_1_THRESHOLD          5
  43 #define MOD_1_1_TO_MOD_1_2_THRESHOLD     MP_SIZE_T_MAX
  44 #define MOD_1_2_TO_MOD_1_4_THRESHOLD         0  /* never mpn_mod_1s_2p */
  45 #define PREINV_MOD_1_TO_MOD_1_THRESHOLD     12
  46 #define USE_PREINV_DIVREM_1                  1  /* native */
  47 #define DIV_QR_1N_PI1_METHOD                 1
  48 #define DIV_QR_1_NORM_THRESHOLD          MP_SIZE_T_MAX  /* never */
  49 #define DIV_QR_1_UNNORM_THRESHOLD        MP_SIZE_T_MAX  /* never */
  50 #define DIV_QR_2_PI2_THRESHOLD           MP_SIZE_T_MAX  /* never */
  51 #define DIVEXACT_1_THRESHOLD                 0  /* always (native) */
  52 #define BMOD_1_TO_MOD_1_THRESHOLD           28
  53
  54 #define MUL_TOOM22_THRESHOLD                39
  55 #define MUL_TOOM33_THRESHOLD               129
  56 #define MUL_TOOM44_THRESHOLD               220
  57 #define MUL_TOOM6H_THRESHOLD               366
  58 #define MUL_TOOM8H_THRESHOLD               620
  59
  60 #define MUL_TOOM32_TO_TOOM43_THRESHOLD     129
  61 #define MUL_TOOM32_TO_TOOM53_THRESHOLD     179
  62 #define MUL_TOOM42_TO_TOOM53_THRESHOLD     139
  63 #define MUL_TOOM42_TO_TOOM63_THRESHOLD     149
  64 #define MUL_TOOM43_TO_TOOM54_THRESHOLD     193
  65
  66 #define SQR_BASECASE_THRESHOLD               0  /* always (native) */
  67 #define SQR_TOOM2_THRESHOLD                 44
  68 #define SQR_TOOM3_THRESHOLD                145
  69 #define SQR_TOOM4_THRESHOLD                384
  70 #define SQR_TOOM6_THRESHOLD                414
  71 #define SQR_TOOM8_THRESHOLD                547
  72
  73 #define MULMID_TOOM42_THRESHOLD             40
  74
  75 #define MULMOD_BNM1_THRESHOLD               22
  76 #define SQRMOD_BNM1_THRESHOLD               25
  77
  78 #define MUL_FFT_MODF_THRESHOLD             476  /* k = 5 */
  79 #define MUL_FFT_TABLE3                                      \
  80   { {    476, 5}, {     28, 6}, {     15, 5}, {     31, 6}, \
  81     {     28, 7}, {     15, 6}, {     33, 7}, {     17, 6}, \
  82     {     35, 7}, {     19, 6}, {     39, 7}, {     27, 8}, \
  83     {     15, 7}, {     35, 8}, {     19, 7}, {     43, 8}, \
  84     {     23, 7}, {     49, 8}, {     27, 7}, {     55, 8}, \
  85     {     31, 7}, {     63, 8}, {     43, 9}, {     23, 8}, \
  86     {     55, 9}, {     31, 8}, {     71, 9}, {     39, 8}, \
  87     {     83, 9}, {     47, 8}, {     99, 9}, {     55,10}, \
  88     {     31, 9}, {     63, 8}, {    127, 9}, {     87,10}, \
  89     {     47, 9}, {    103,11}, {     31,10}, {     63, 9}, \
  90     {    143,10}, {     79, 9}, {    167,10}, {     95, 9}, \
  91     {    191,10}, {    111,11}, {     63,10}, {    127, 9}, \
  92     {    255,10}, {    143, 9}, {    287, 8}, {    575,10}, \
  93     {    159, 9}, {    319,11}, {     95,10}, {    191, 9}, \
  94     {    383, 8}, {    767, 9}, {    399,10}, {    207,12}, \
  95     {     63,11}, {    127,10}, {    255, 9}, {    511,10}, \
  96     {    271, 9}, {    543,10}, {    287, 9}, {    575,11}, \
  97     {    159,10}, {    319, 9}, {    639,10}, {    335, 9}, \
  98     {    671,10}, {    351, 9}, {    703,11}, {    191,10}, \
  99     {    383, 9}, {    767,10}, {    399, 9}, {    799,10}, \
 100     {    415, 9}, {    831,11}, {    223,12}, {    127,11}, \
 101     {    255,10}, {    511, 9}, {   1023,10}, {    543,11}, \
 102     {    287,10}, {    607, 9}, {   1215,11}, {    319,10}, \
 103     {    671,11}, {    351,10}, {    703,12}, {    191,11}, \
 104     {    383,10}, {    799,11}, {    415,10}, {    863,11}, \
 105     {    447,13}, {    127,12}, {    255,11}, {    511,10}, \
 106     {   1023,11}, {    543,10}, {   1087,11}, {    607,12}, \
 107     {    319,11}, {    671,10}, {   1343,11}, {    735,12}, \
 108     {    383,11}, {    799,10}, {   1599,11}, {    863,12}, \
 109     {    447,11}, {    959,13}, {    255,12}, {    511,11}, \
 110     {   1087,12}, {    575,11}, {   1215,12}, {    639,11}, \
 111     {   1343,12}, {    703,11}, {   1407,13}, {    383,12}, \
 112     {    767,11}, {   1599,12}, {    831,11}, {   1663,12}, \
 113     {    959,14}, {    255,13}, {    511,12}, {   1215,13}, \
 114     {    639,12}, {   1471,13}, {    767,12}, {   1663,13}, \
 115     {    895,12}, {   1791,14}, {    511,13}, {   1023,12}, \
 116     {   2111,13}, {   1151,12}, {   2431,13}, {   8192,14}, \
 117     {  16384,15}, {  32768,16} }
 118 #define MUL_FFT_TABLE3_SIZE 150
 119 #define MUL_FFT_THRESHOLD                 7552
 120
 121 #define SQR_FFT_MODF_THRESHOLD             428  /* k = 5 */
 122 #define SQR_FFT_TABLE3                                      \
 123   { {    428, 5}, {     25, 6}, {     13, 5}, {     27, 6}, \
 124     {     25, 7}, {     13, 6}, {     28, 7}, {     15, 6}, \
 125     {     32, 7}, {     17, 6}, {     35, 7}, {     19, 6}, \
 126     {     39, 7}, {     27, 8}, {     15, 7}, {     35, 8}, \
 127     {     19, 7}, {     41, 8}, {     23, 7}, {     49, 8}, \
 128     {     27, 9}, {     15, 8}, {     39, 9}, {     23, 8}, \
 129     {     55,10}, {     15, 9}, {     31, 8}, {     67, 9}, \
 130     {     39, 8}, {     83, 9}, {     47, 8}, {     95, 9}, \
 131     {     55,10}, {     31, 9}, {     79,10}, {     47, 9}, \
 132     {    103,11}, {     31,10}, {     63, 9}, {    135,10}, \
 133     {     79, 9}, {    159, 8}, {    319, 9}, {    167,10}, \
 134     {     95, 9}, {    191,10}, {    111,11}, {     63,10}, \
 135     {    127, 9}, {    255, 8}, {    511, 9}, {    271,10}, \
 136     {    143, 9}, {    287, 8}, {    575, 9}, {    303,10}, \
 137     {    159, 9}, {    319,11}, {     95,10}, {    191, 9}, \
 138     {    383, 8}, {    767, 9}, {    399,12}, {     63,11}, \
 139     {    127,10}, {    255, 9}, {    511,10}, {    271, 9}, \
 140     {    543,10}, {    287, 9}, {    575,10}, {    303,11}, \
 141     {    159,10}, {    319, 9}, {    639,10}, {    335, 9}, \
 142     {    671,10}, {    351, 9}, {    703,10}, {    367,11}, \
 143     {    191,10}, {    383, 9}, {    767,10}, {    399, 9}, \
 144     {    799,10}, {    415, 9}, {    831,11}, {    223,10}, \
 145     {    447,12}, {    127,11}, {    255,10}, {    511, 9}, \
 146     {   1023,10}, {    543,11}, {    287,10}, {    607,11}, \
 147     {    319,10}, {    671,11}, {    351,10}, {    735,12}, \
 148     {    191,11}, {    383,10}, {    799,11}, {    415,10}, \
 149     {    863,11}, {    447,10}, {    895,13}, {    127,12}, \
 150     {    255,11}, {    511,10}, {   1023,11}, {    543,10}, \
 151     {   1087,11}, {    607,12}, {    319,11}, {    671,10}, \
 152     {   1343,11}, {    735,12}, {    383,11}, {    799,10}, \
 153     {   1599,11}, {    863,12}, {    447,11}, {    959,13}, \
 154     {    255,12}, {    511,11}, {   1087,12}, {    575,11}, \
 155     {   1215,12}, {    639,11}, {   1343,12}, {    703,11}, \
 156     {   1407,13}, {    383,12}, {    767,11}, {   1599,12}, \
 157     {    831,11}, {   1663,12}, {    959,14}, {    255,13}, \
 158     {    511,12}, {   1215,13}, {    639,12}, {   1471,13}, \
 159     {    767,12}, {   1663,13}, {    895,12}, {   1919,14}, \
 160     {    511,13}, {   1023,12}, {   2111,13}, {   1151,12}, \
 161     {   2431,13}, {   8192,14}, {  16384,15}, {  32768,16} }
 162 #define SQR_FFT_TABLE3_SIZE 156
 163 #define SQR_FFT_THRESHOLD                 3712
 164
 165 #define MULLO_BASECASE_THRESHOLD            19
 166 #define MULLO_DC_THRESHOLD                   0  /* never mpn_mullo_basecase */
 167 #define MULLO_MUL_N_THRESHOLD               22
 168 #define SQRLO_BASECASE_THRESHOLD            13
 169 #define SQRLO_DC_THRESHOLD                  14
 170 #define SQRLO_SQR_THRESHOLD               7246
 171
 172 #define DC_DIV_QR_THRESHOLD                 23
 173 #define DC_DIVAPPR_Q_THRESHOLD              64
 174 #define DC_BDIV_QR_THRESHOLD                25
 175 #define DC_BDIV_Q_THRESHOLD                 56
 176
 177 #define INV_MULMOD_BNM1_THRESHOLD           77
 178 #define INV_NEWTON_THRESHOLD                31
 179 #define INV_APPR_THRESHOLD                  37
 180
 181 #define BINV_NEWTON_THRESHOLD              166
 182 #define REDC_1_TO_REDC_2_THRESHOLD           0  /* always */
 183 #define REDC_2_TO_REDC_N_THRESHOLD         198
 184
 185 #define MU_DIV_QR_THRESHOLD               1787
 186 #define MU_DIVAPPR_Q_THRESHOLD            1558
 187 #define MUPI_DIV_QR_THRESHOLD               45
 188 #define MU_BDIV_QR_THRESHOLD              1718
 189 #define MU_BDIV_Q_THRESHOLD               1685
 190
 191 #define POWM_SEC_TABLE  1,19,101,371,1486
 192
 193 #define GET_STR_DC_THRESHOLD                21
 194 #define GET_STR_PRECOMPUTE_THRESHOLD        38
 195 #define SET_STR_DC_THRESHOLD               146
 196 #define SET_STR_PRECOMPUTE_THRESHOLD       531
 197
 198 #define FAC_DSC_THRESHOLD                  155
 199 #define FAC_ODD_THRESHOLD                   24
 200
 201 #define MATRIX22_STRASSEN_THRESHOLD         24
 202 #define HGCD_THRESHOLD                      42
 203 #define HGCD_APPR_THRESHOLD                 50
 204 #define HGCD_REDUCE_THRESHOLD             3664
 205 #define GCD_DC_THRESHOLD                   156
 206 #define GCDEXT_DC_THRESHOLD                116
 207 #define JACOBI_BASE_METHOD                   4