source/libs/gmp/gmp-src/mpn/x86_64/skylake/gmp-mparam.h

   1 /* Skylake gmp-mparam.h -- Compiler/machine parameter header file.
   2
   3 Copyright 1991, 1993, 1994, 2000-2015 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 64
  32 #define GMP_LIMB_BYTES 8
  33
  34 /* Disable use of slow functions.  FIXME: We should disable lib inclusion.  */
  35 #undef HAVE_NATIVE_mpn_mul_2
  36 #undef HAVE_NATIVE_mpn_addmul_2
  37
  38 /* 3500 MHz i5-6600K Skylake */
  39 /* FFT tuning limit = 300 M */
  40 /* Generated by tuneup.c, 2015-10-10, gcc 5.2 */
  41
  42 #define MOD_1_NORM_THRESHOLD                 0  /* always */
  43 #define MOD_1_UNNORM_THRESHOLD               0  /* always */
  44 #define MOD_1N_TO_MOD_1_1_THRESHOLD          4
  45 #define MOD_1U_TO_MOD_1_1_THRESHOLD          3
  46 #define MOD_1_1_TO_MOD_1_2_THRESHOLD        13
  47 #define MOD_1_2_TO_MOD_1_4_THRESHOLD        34
  48 #define PREINV_MOD_1_TO_MOD_1_THRESHOLD      9
  49 #define USE_PREINV_DIVREM_1                  1  /* native */
  50 #define DIV_QR_1_NORM_THRESHOLD              1
  51 #define DIV_QR_1_UNNORM_THRESHOLD        MP_SIZE_T_MAX  /* never */
  52 #define DIV_QR_2_PI2_THRESHOLD           MP_SIZE_T_MAX  /* never */
  53 #define DIVEXACT_1_THRESHOLD                 0  /* always (native) */
  54 #define BMOD_1_TO_MOD_1_THRESHOLD           21
  55
  56 #define MUL_TOOM22_THRESHOLD                26
  57 #define MUL_TOOM33_THRESHOLD                73
  58 #define MUL_TOOM44_THRESHOLD               208
  59 #define MUL_TOOM6H_THRESHOLD               366
  60 #define MUL_TOOM8H_THRESHOLD               430
  61
  62 #define MUL_TOOM32_TO_TOOM43_THRESHOLD      73
  63 #define MUL_TOOM32_TO_TOOM53_THRESHOLD     162
  64 #define MUL_TOOM42_TO_TOOM53_THRESHOLD     137
  65 #define MUL_TOOM42_TO_TOOM63_THRESHOLD     151
  66 #define MUL_TOOM43_TO_TOOM54_THRESHOLD     203
  67
  68 #define SQR_BASECASE_THRESHOLD               0  /* always (native) */
  69 #define SQR_TOOM2_THRESHOLD                 34
  70 #define SQR_TOOM3_THRESHOLD                109
  71 #define SQR_TOOM4_THRESHOLD                450
  72 #define SQR_TOOM6_THRESHOLD                562
  73 #define SQR_TOOM8_THRESHOLD                  0  /* always */
  74
  75 #define MULMID_TOOM42_THRESHOLD             46
  76
  77 #define MULMOD_BNM1_THRESHOLD               15
  78 #define SQRMOD_BNM1_THRESHOLD               17
  79
  80 #define MUL_FFT_MODF_THRESHOLD             404  /* k = 5 */
  81 #define MUL_FFT_TABLE3                                      \
  82   { {    404, 5}, {     21, 6}, {     11, 5}, {     23, 6}, \
  83     {     25, 7}, {     13, 6}, {     28, 7}, {     25, 8}, \
  84     {     13, 7}, {     28, 8}, {     15, 7}, {     32, 8}, \
  85     {     17, 7}, {     35, 8}, {     19, 7}, {     39, 8}, \
  86     {     21, 9}, {     11, 8}, {     23, 7}, {     47, 8}, \
  87     {     27, 9}, {     15, 8}, {     35, 9}, {     19, 8}, \
  88     {     41, 9}, {     23, 8}, {     49, 9}, {     27,10}, \
  89     {     15, 9}, {     43,10}, {     23, 9}, {     51,11}, \
  90     {     15,10}, {     31, 9}, {     67,10}, {     39, 9}, \
  91     {     83,10}, {     47, 9}, {     99,10}, {     55,11}, \
  92     {     31,10}, {     79,11}, {     47,10}, {     95,12}, \
  93     {     31,11}, {     63,10}, {    127, 6}, {   2047, 5}, \
  94     {   4223, 6}, {   2175, 5}, {   4351, 7}, {   1215, 8}, \
  95     {    639, 9}, {    335, 7}, {   1343, 8}, {    703,11}, \
  96     {     95,10}, {    191, 9}, {    383, 8}, {    799,11}, \
  97     {    111,12}, {     63,11}, {    127,10}, {    255, 9}, \
  98     {    543,11}, {    143, 9}, {    607,11}, {    159, 9}, \
  99     {    639,12}, {     95,10}, {    383, 9}, {    767,10}, \
 100     {    415,13}, {     63,11}, {    255,10}, {    543,11}, \
 101     {    287,10}, {    575,11}, {    303,12}, {    159,11}, \
 102     {    319,10}, {    639,11}, {    335,10}, {    671,11}, \
 103     {    351,10}, {    703,11}, {    415,10}, {    831,12}, \
 104     {    223,11}, {    447,13}, {    127,11}, {    543,10}, \
 105     {   1087,11}, {    607,12}, {    319,11}, {    671,12}, \
 106     {    351,11}, {    703,12}, {    383,11}, {    767,12}, \
 107     {    415,11}, {    831,12}, {    479,14}, {    127,12}, \
 108     {    607,13}, {    319,12}, {    703,13}, {    383,12}, \
 109     {    831,13}, {    447,12}, {    959,13}, {    511,12}, \
 110     {   1087,13}, {    575,12}, {   1151,13}, {    639,12}, \
 111     {   1279,13}, {    703,14}, {    383,13}, {    767,12}, \
 112     {   1535,13}, {    831,12}, {   1727,13}, {    959,14}, \
 113     {    511,13}, {   1087,12}, {   2175,13}, {   1151,14}, \
 114     {    639,13}, {   1343,12}, {   2687,13}, {   1407,12}, \
 115     {   2815,14}, {    767,13}, {   1599,12}, {   3199,13}, \
 116     {   1727,14}, {    895,15}, {    511,14}, {   1023,13}, \
 117     {   2175,14}, {   1151,13}, {   2431,12}, {   4863,14}, \
 118     {   1279,13}, {   2687,14}, {   1407,13}, {   2815,15}, \
 119     {    767,14}, {   1535,13}, {   3199,14}, {   1663,13}, \
 120     {   3455,12}, {   6911,14}, {   1791,16}, {    511,15}, \
 121     {   1023,14}, {   2175,13}, {   4351,14}, {   2431,13}, \
 122     {   4863,15}, {   1279,14}, {   2943,13}, {   5887,15}, \
 123     {   1535,14}, {   3455,15}, {   1791,14}, {   3839,16}, \
 124     {   1023,15}, {   2047,14}, {   4351,15}, {   2303,14}, \
 125     {   4863,15}, {   2559,14}, {   5247,15}, {   2815,14}, \
 126     {   5887,16}, {   1535,15}, {   3327,14}, {   6911,15}, \
 127     {   3839,17}, {   1023,16}, {   2047,15}, {   4863,16}, \
 128     {   2559,15}, {   5887,14}, {  11775,16}, {   3071,15}, \
 129     {   6911,16}, {   3583,15}, {   7679,14}, {  15359,17}, \
 130     {   2047,16}, {   4095,15}, {   8191,16}, {  65536,17}, \
 131     { 131072,18}, { 262144,19}, { 524288,20}, {1048576,21}, \
 132     {2097152,22}, {4194304,23}, {8388608,24} }
 133 #define MUL_FFT_TABLE3_SIZE 203
 134 #define MUL_FFT_THRESHOLD                 4736
 135
 136 #define SQR_FFT_MODF_THRESHOLD             368  /* k = 5 */
 137 #define SQR_FFT_TABLE3                                      \
 138   { {    368, 5}, {     23, 6}, {     25, 7}, {     13, 6}, \
 139     {     27, 7}, {     25, 8}, {     13, 7}, {     28, 8}, \
 140     {     15, 7}, {     31, 8}, {     21, 9}, {     11, 8}, \
 141     {     27, 9}, {     15, 8}, {     35, 9}, {     19, 8}, \
 142     {     39, 9}, {     23, 8}, {     47, 9}, {     27,10}, \
 143     {     15, 9}, {     39,10}, {     23, 9}, {     51,11}, \
 144     {     15,10}, {     31, 9}, {     67,10}, {     47, 9}, \
 145     {     95,10}, {     55,11}, {     31,10}, {     79,11}, \
 146     {     47,10}, {     95,12}, {     31,11}, {     63,10}, \
 147     {    127, 9}, {    255,10}, {    135,11}, {     79,10}, \
 148     {    159, 9}, {    319,11}, {     95,10}, {    191, 6}, \
 149     {   3199, 7}, {   1727, 8}, {    895, 9}, {    479,10}, \
 150     {    255, 8}, {   1023, 9}, {    543,10}, {    287, 9}, \
 151     {    575, 8}, {   1151, 9}, {    607,11}, {    159, 9}, \
 152     {    671,12}, {     95,11}, {    191, 9}, {    767,11}, \
 153     {    207,13}, {     63,11}, {    255,10}, {    511, 9}, \
 154     {   1023,10}, {    543, 9}, {   1087,10}, {    671,11}, \
 155     {    351,10}, {    735,11}, {    383,10}, {    767,11}, \
 156     {    415,10}, {    831,12}, {    223,11}, {    447,10}, \
 157     {    895,11}, {    479,13}, {    127,12}, {    255,11}, \
 158     {    607,12}, {    319,11}, {    735,12}, {    383,11}, \
 159     {    767,12}, {    415,11}, {    831,12}, {    479,14}, \
 160     {    127,12}, {    735,13}, {    383,12}, {    831,13}, \
 161     {    447,12}, {    959,13}, {    511,12}, {   1023,13}, \
 162     {    575,12}, {   1151,13}, {    639,12}, {   1279,13}, \
 163     {    703,14}, {    383,13}, {    767,12}, {   1535,13}, \
 164     {    831,12}, {   1663,13}, {    959,14}, {    511,13}, \
 165     {   1087,12}, {   2175,13}, {   1151,14}, {    639,13}, \
 166     {   1343,12}, {   2687,13}, {   1471,14}, {    767,13}, \
 167     {   1599,12}, {   3199,13}, {   1663,14}, {    895,15}, \
 168     {    511,14}, {   1023,13}, {   2175,14}, {   1151,13}, \
 169     {   2431,12}, {   4863,14}, {   1279,13}, {   2687,14}, \
 170     {   1407,15}, {    767,14}, {   1535,13}, {   3199,14}, \
 171     {   1663,13}, {   3455,12}, {   6911,16}, {    511,15}, \
 172     {   1023,14}, {   2303,13}, {   4607,14}, {   2431,13}, \
 173     {   4863,15}, {   1279,14}, {   2943,13}, {   5887,15}, \
 174     {   1535,14}, {   3455,13}, {   6911,15}, {   1791,14}, \
 175     {   3839,16}, {   1023,15}, {   2047,14}, {   4351,15}, \
 176     {   2303,14}, {   4863,15}, {   2559,14}, {   5119,15}, \
 177     {   2815,14}, {   5887,16}, {   1535,15}, {   3071,14}, \
 178     {   6143,15}, {   3327,14}, {   6911,15}, {   3839,17}, \
 179     {   1023,16}, {   2047,15}, {   4863,16}, {   2559,15}, \
 180     {   5887,14}, {  11775,16}, {   3071,15}, {   6911,16}, \
 181     {   3583,15}, {   7679,14}, {  15359,17}, {   2047,16}, \
 182     {   4095,15}, {   8191,16}, {  65536,17}, { 131072,18}, \
 183     { 262144,19}, { 524288,20}, {1048576,21}, {2097152,22}, \
 184     {4194304,23}, {8388608,24} }
 185 #define SQR_FFT_TABLE3_SIZE 186
 186 #define SQR_FFT_THRESHOLD                 3712
 187
 188 #define MULLO_BASECASE_THRESHOLD             0  /* always */
 189 #define MULLO_DC_THRESHOLD                  27
 190 #define MULLO_MUL_N_THRESHOLD             9174
 191 #define SQRLO_BASECASE_THRESHOLD             8
 192 #define SQRLO_DC_THRESHOLD                 132
 193 #define SQRLO_SQR_THRESHOLD               7269
 194
 195 #define DC_DIV_QR_THRESHOLD                 52
 196 #define DC_DIVAPPR_Q_THRESHOLD             173
 197 #define DC_BDIV_QR_THRESHOLD                87
 198 #define DC_BDIV_Q_THRESHOLD                156
 199
 200 #define INV_MULMOD_BNM1_THRESHOLD           50
 201 #define INV_NEWTON_THRESHOLD               165
 202 #define INV_APPR_THRESHOLD                 165
 203
 204 #define BINV_NEWTON_THRESHOLD              294
 205 #define REDC_1_TO_REDC_2_THRESHOLD          30
 206 #define REDC_2_TO_REDC_N_THRESHOLD          75
 207
 208 #define MU_DIV_QR_THRESHOLD               1620
 209 #define MU_DIVAPPR_Q_THRESHOLD            1620
 210 #define MUPI_DIV_QR_THRESHOLD               62
 211 #define MU_BDIV_QR_THRESHOLD              1589
 212 #define MU_BDIV_Q_THRESHOLD               1718
 213
 214 #define POWM_SEC_TABLE  1,9,194,960,1133,1730
 215
 216 #define GET_STR_DC_THRESHOLD                10
 217 #define GET_STR_PRECOMPUTE_THRESHOLD        17
 218 #define SET_STR_DC_THRESHOLD              1065
 219 #define SET_STR_PRECOMPUTE_THRESHOLD      2024
 220
 221 #define FAC_DSC_THRESHOLD                  767
 222 #define FAC_ODD_THRESHOLD                    0  /* always */
 223
 224 #define MATRIX22_STRASSEN_THRESHOLD         15
 225 #define HGCD_THRESHOLD                      71
 226 #define HGCD_APPR_THRESHOLD                 55
 227 #define HGCD_REDUCE_THRESHOLD             3014
 228 #define GCD_DC_THRESHOLD                   706
 229 #define GCDEXT_DC_THRESHOLD                393
 230 #define JACOBI_BASE_METHOD                   3