source/libs/gmp/gmp-src/mpn/arm/v7a/cora15/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 /* 1700 MHz Cortex-A15 with Neon (in spite of file position) */
  36 /* FFT tuning limit = 25 M */
  37 /* Generated by tuneup.c, 2015-10-06, gcc 4.8 */
  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          2
  43 #define MOD_1_1_TO_MOD_1_2_THRESHOLD         9
  44 #define MOD_1_2_TO_MOD_1_4_THRESHOLD       102
  45 #define PREINV_MOD_1_TO_MOD_1_THRESHOLD      9
  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           15
  53
  54 #define MUL_TOOM22_THRESHOLD                28
  55 #define MUL_TOOM33_THRESHOLD               116
  56 #define MUL_TOOM44_THRESHOLD               169
  57 #define MUL_TOOM6H_THRESHOLD               399
  58 #define MUL_TOOM8H_THRESHOLD               597
  59
  60 #define MUL_TOOM32_TO_TOOM43_THRESHOLD     113
  61 #define MUL_TOOM32_TO_TOOM53_THRESHOLD     115
  62 #define MUL_TOOM42_TO_TOOM53_THRESHOLD     115
  63 #define MUL_TOOM42_TO_TOOM63_THRESHOLD     115
  64 #define MUL_TOOM43_TO_TOOM54_THRESHOLD     160
  65
  66 #define SQR_BASECASE_THRESHOLD               0  /* always (native) */
  67 #define SQR_TOOM2_THRESHOLD                 38
  68 #define SQR_TOOM3_THRESHOLD                126
  69 #define SQR_TOOM4_THRESHOLD                345
  70 #define SQR_TOOM6_THRESHOLD                470
  71 #define SQR_TOOM8_THRESHOLD                644
  72
  73 #define MULMID_TOOM42_THRESHOLD             52
  74
  75 #define MULMOD_BNM1_THRESHOLD               17
  76 #define SQRMOD_BNM1_THRESHOLD               19
  77
  78 #define MUL_FFT_MODF_THRESHOLD             500  /* k = 5 */
  79 #define MUL_FFT_TABLE3                                      \
  80   { {    500, 5}, {     26, 6}, {     27, 7}, {     15, 6}, \
  81     {     31, 7}, {     19, 6}, {     39, 7}, {     25, 6}, \
  82     {     51, 7}, {     27, 8}, {     15, 7}, {     33, 8}, \
  83     {     19, 7}, {     41, 8}, {     23, 7}, {     51, 8}, \
  84     {     27, 9}, {     15, 8}, {     31, 7}, {     63, 8}, \
  85     {     39, 9}, {     23, 8}, {     51,10}, {     15, 9}, \
  86     {     31, 8}, {     67, 9}, {     47, 8}, {     99, 9}, \
  87     {     55,10}, {     31, 9}, {     79,10}, {     47, 9}, \
  88     {     95,11}, {     31,10}, {     63, 9}, {    135,10}, \
  89     {     79, 9}, {    159,10}, {     95, 9}, {    191,10}, \
  90     {    111,11}, {     63,10}, {    127, 9}, {    255,10}, \
  91     {    143, 9}, {    287,10}, {    159,11}, {     95,10}, \
  92     {    191, 9}, {    383, 8}, {    767,12}, {     63,11}, \
  93     {    127,10}, {    255, 9}, {    511,10}, {    271, 9}, \
  94     {    543,10}, {    287,11}, {    159,10}, {    319, 9}, \
  95     {    639,10}, {    335, 9}, {    671,10}, {    351,11}, \
  96     {    191,10}, {    383, 9}, {    767,10}, {    415,11}, \
  97     {    223,12}, {    127,11}, {    255,10}, {    543,11}, \
  98     {    287,10}, {    575,11}, {    319,10}, {    639,11}, \
  99     {    351,12}, {    191,11}, {    383,10}, {    767,11}, \
 100     {    447,13}, {    127,12}, {    255,11}, {    607,12}, \
 101     {    319,11}, {    735,12}, {    383,11}, {    831,12}, \
 102     {    447,11}, {    895,13}, {    255,12}, {    511,11}, \
 103     {   1023,12}, {    703,13}, {    383,12}, {    895,14}, \
 104     {    255,13}, {    511,12}, {   1151,13}, {    639,12}, \
 105     {   1471,13}, {    767,12}, {   1663,13}, {    895,14}, \
 106     {    511,13}, {   1023,12}, {   2111,13}, {   1151,12}, \
 107     {   2431,13}, {   1279,14}, {    767,13}, {   1535,12}, \
 108     {   3135,15}, {    511,14}, {   1023,13}, {   2303,14}, \
 109     {   1279,13}, {   2559,12}, {   5119,13}, {   2815,14}, \
 110     {  16384,15}, {  32768,16} }
 111 #define MUL_FFT_TABLE3_SIZE 122
 112 #define MUL_FFT_THRESHOLD                 5312
 113
 114 #define SQR_FFT_MODF_THRESHOLD             468  /* k = 5 */
 115 #define SQR_FFT_TABLE3                                      \
 116   { {    468, 5}, {     25, 6}, {     27, 7}, {     15, 6}, \
 117     {     31, 7}, {     19, 6}, {     39, 7}, {     25, 6}, \
 118     {     51, 7}, {     27, 8}, {     15, 7}, {     33, 8}, \
 119     {     19, 7}, {     41, 8}, {     23, 7}, {     51, 8}, \
 120     {     27, 9}, {     15, 8}, {     31, 7}, {     63, 8}, \
 121     {     39, 9}, {     23, 8}, {     51,10}, {     15, 9}, \
 122     {     31, 8}, {     67, 9}, {     39, 8}, {     79, 9}, \
 123     {     47, 8}, {     95, 9}, {     55,10}, {     31, 9}, \
 124     {     79,10}, {     47, 9}, {    103,11}, {     31,10}, \
 125     {     63, 9}, {    135,10}, {     79, 9}, {    159,10}, \
 126     {     95, 9}, {    191,10}, {    111,11}, {     63,10}, \
 127     {    127, 9}, {    255,10}, {    143, 9}, {    287,10}, \
 128     {    159, 9}, {    319,11}, {     95,10}, {    191, 9}, \
 129     {    383, 8}, {    767,12}, {     63,11}, {    127,10}, \
 130     {    255, 9}, {    511,10}, {    271, 9}, {    543,10}, \
 131     {    287,11}, {    159,10}, {    319, 9}, {    639,10}, \
 132     {    335, 9}, {    671,10}, {    351, 9}, {    703,11}, \
 133     {    191,10}, {    383, 9}, {    767,10}, {    415,11}, \
 134     {    223,12}, {    127,11}, {    255,10}, {    511,11}, \
 135     {    287,10}, {    575,11}, {    319,10}, {    639,11}, \
 136     {    351,12}, {    191,11}, {    383,10}, {    767,11}, \
 137     {    447,13}, {    127,12}, {    255,11}, {    607,12}, \
 138     {    319,11}, {    735,12}, {    383,11}, {    831,12}, \
 139     {    447,13}, {    255,12}, {    511,11}, {   1023,12}, \
 140     {    575,11}, {   1151,12}, {    639,11}, {   1279,12}, \
 141     {    703,13}, {    383,12}, {    895,14}, {    255,13}, \
 142     {    511,12}, {   1151,13}, {    639,12}, {   1407,13}, \
 143     {    767,12}, {   1663,13}, {    895,14}, {    511,13}, \
 144     {   1023,12}, {   2047,13}, {   1151,12}, {   2431,13}, \
 145     {   1279,14}, {    767,13}, {   1535,12}, {   3135,15}, \
 146     {    511,14}, {   1023,13}, {   2175,14}, {   1279,13}, \
 147     {   2687,14}, {  16384,15}, {  32768,16} }
 148 #define SQR_FFT_TABLE3_SIZE 127
 149 #define SQR_FFT_THRESHOLD                 4736
 150
 151 #define MULLO_BASECASE_THRESHOLD             0  /* always */
 152 #define MULLO_DC_THRESHOLD                  38
 153 #define MULLO_MUL_N_THRESHOLD             8907
 154 #define SQRLO_BASECASE_THRESHOLD            10
 155 #define SQRLO_DC_THRESHOLD                  35
 156 #define SQRLO_SQR_THRESHOLD               8907
 157
 158 #define DC_DIV_QR_THRESHOLD                 54
 159 #define DC_DIVAPPR_Q_THRESHOLD             266
 160 #define DC_BDIV_QR_THRESHOLD                48
 161 #define DC_BDIV_Q_THRESHOLD                296
 162
 163 #define INV_MULMOD_BNM1_THRESHOLD           54
 164 #define INV_NEWTON_THRESHOLD               274
 165 #define INV_APPR_THRESHOLD                 276
 166
 167 #define BINV_NEWTON_THRESHOLD              348
 168 #define REDC_1_TO_REDC_2_THRESHOLD          59
 169 #define REDC_2_TO_REDC_N_THRESHOLD           0  /* always */
 170
 171 #define MU_DIV_QR_THRESHOLD               1787
 172 #define MU_DIVAPPR_Q_THRESHOLD            1787
 173 #define MUPI_DIV_QR_THRESHOLD              122
 174 #define MU_BDIV_QR_THRESHOLD              1528
 175 #define MU_BDIV_Q_THRESHOLD               1752
 176
 177 #define POWM_SEC_TABLE  1,32,224,398,2211
 178
 179 #define GET_STR_DC_THRESHOLD                16
 180 #define GET_STR_PRECOMPUTE_THRESHOLD        30
 181 #define SET_STR_DC_THRESHOLD               100
 182 #define SET_STR_PRECOMPUTE_THRESHOLD       807
 183
 184 #define FAC_DSC_THRESHOLD                  309
 185 #define FAC_ODD_THRESHOLD                   28
 186
 187 #define MATRIX22_STRASSEN_THRESHOLD         25
 188 #define HGCD_THRESHOLD                     153
 189 #define HGCD_APPR_THRESHOLD                176
 190 #define HGCD_REDUCE_THRESHOLD             3014
 191 #define GCD_DC_THRESHOLD                   667
 192 #define GCDEXT_DC_THRESHOLD                483
 193 #define JACOBI_BASE_METHOD                   4