1/* x86/skylake gmp-mparam.h -- Compiler/machine parameter header file. 2 3Copyright 2019 Free Software Foundation, Inc. 4 5This file is part of the GNU MP Library. 6 7The GNU MP Library is free software; you can redistribute it and/or modify 8it 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 14or 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 20or both in parallel, as here. 21 22The GNU MP Library is distributed in the hope that it will be useful, but 23WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 24or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 25for more details. 26 27You should have received copies of the GNU General Public License and the 28GNU Lesser General Public License along with the GNU MP Library. If not, 29see https://www.gnu.org/licenses/. */ 30 31#define GMP_LIMB_BITS 32 32#define GMP_LIMB_BYTES 4 33 34/* 3600-4000 MHz Intel Xeon E3-1270v5 Skylake */ 35/* FFT tuning limit = 67,000,000 */ 36/* Generated by tuneup.c, 2019-10-21, gcc 8.3 */ 37 38#define MOD_1_NORM_THRESHOLD 15 39#define MOD_1_UNNORM_THRESHOLD 16 40#define MOD_1N_TO_MOD_1_1_THRESHOLD 10 41#define MOD_1U_TO_MOD_1_1_THRESHOLD 8 42#define MOD_1_1_TO_MOD_1_2_THRESHOLD 0 /* never mpn_mod_1_1p */ 43#define MOD_1_2_TO_MOD_1_4_THRESHOLD 10 44#define PREINV_MOD_1_TO_MOD_1_THRESHOLD 9 45#define USE_PREINV_DIVREM_1 1 /* native */ 46#define DIV_QR_1N_PI1_METHOD 1 /* 5.63% faster than 2 */ 47#define DIV_QR_1_NORM_THRESHOLD 12 48#define DIV_QR_1_UNNORM_THRESHOLD MP_SIZE_T_MAX /* never */ 49#define DIV_QR_2_PI2_THRESHOLD 17 50#define DIVEXACT_1_THRESHOLD 0 /* always (native) */ 51#define BMOD_1_TO_MOD_1_THRESHOLD 18 52 53#define DIV_1_VS_MUL_1_PERCENT 348 54 55#define MUL_TOOM22_THRESHOLD 24 56#define MUL_TOOM33_THRESHOLD 81 57#define MUL_TOOM44_THRESHOLD 208 58#define MUL_TOOM6H_THRESHOLD 303 59#define MUL_TOOM8H_THRESHOLD 454 60 61#define MUL_TOOM32_TO_TOOM43_THRESHOLD 81 62#define MUL_TOOM32_TO_TOOM53_THRESHOLD 149 63#define MUL_TOOM42_TO_TOOM53_THRESHOLD 137 64#define MUL_TOOM42_TO_TOOM63_THRESHOLD 145 65#define MUL_TOOM43_TO_TOOM54_THRESHOLD 196 66 67#define SQR_BASECASE_THRESHOLD 0 /* always (native) */ 68#define SQR_TOOM2_THRESHOLD 40 69#define SQR_TOOM3_THRESHOLD 129 70#define SQR_TOOM4_THRESHOLD 220 71#define SQR_TOOM6_THRESHOLD 354 72#define SQR_TOOM8_THRESHOLD 608 73 74#define MULMID_TOOM42_THRESHOLD 72 75 76#define MULMOD_BNM1_THRESHOLD 17 77#define SQRMOD_BNM1_THRESHOLD 21 78 79#define MUL_FFT_MODF_THRESHOLD 530 /* k = 5 */ 80#define MUL_FFT_TABLE3 \ 81 { { 530, 5}, { 29, 6}, { 15, 5}, { 31, 6}, \ 82 { 29, 7}, { 15, 6}, { 33, 7}, { 17, 6}, \ 83 { 36, 7}, { 19, 6}, { 39, 7}, { 21, 6}, \ 84 { 43, 7}, { 23, 6}, { 47, 7}, { 29, 8}, \ 85 { 15, 7}, { 35, 8}, { 19, 7}, { 43, 8}, \ 86 { 23, 7}, { 49, 8}, { 27, 7}, { 55, 9}, \ 87 { 15, 8}, { 31, 7}, { 63, 8}, { 43, 9}, \ 88 { 23, 8}, { 51, 9}, { 31, 8}, { 67, 9}, \ 89 { 39, 8}, { 83, 9}, { 47, 8}, { 95, 9}, \ 90 { 55,10}, { 31, 9}, { 79,10}, { 47, 9}, \ 91 { 95,11}, { 31,10}, { 63, 9}, { 135,10}, \ 92 { 79, 9}, { 159,10}, { 95, 9}, { 191,10}, \ 93 { 111,11}, { 63,10}, { 143, 9}, { 287,10}, \ 94 { 159,11}, { 95,10}, { 191,12}, { 63,11}, \ 95 { 127,10}, { 255, 9}, { 511,10}, { 271, 9}, \ 96 { 543,10}, { 287,11}, { 159,10}, { 351,11}, \ 97 { 191,10}, { 415,12}, { 127,11}, { 255,10}, \ 98 { 543,11}, { 287,10}, { 607,11}, { 319,10}, \ 99 { 671,11}, { 351,12}, { 191,11}, { 383,10}, \ 100 { 799,11}, { 415,13}, { 127,12}, { 255,11}, \ 101 { 543,10}, { 1087,11}, { 607,12}, { 319,11}, \ 102 { 671,10}, { 1343,11}, { 735,12}, { 383,11}, \ 103 { 799,10}, { 1599,11}, { 863,12}, { 447,11}, \ 104 { 959,13}, { 255,12}, { 511,11}, { 1087,12}, \ 105 { 575,11}, { 1215,12}, { 639,11}, { 1343,12}, \ 106 { 703,13}, { 383,12}, { 767,11}, { 1599,12}, \ 107 { 831,11}, { 1727,12}, { 959,14}, { 255,13}, \ 108 { 511,12}, { 1087,11}, { 2239,12}, { 1215,11}, \ 109 { 2431,13}, { 639,12}, { 1471,13}, { 767,12}, \ 110 { 1727,13}, { 895,12}, { 1919,14}, { 511,13}, \ 111 { 1023,12}, { 2239,13}, { 1151,12}, { 2431,13}, \ 112 { 1279,12}, { 2623,13}, { 1407,12}, { 2815,14}, \ 113 { 767,13}, { 1663,12}, { 3455,13}, { 1919,15}, \ 114 { 511,14}, { 1023,13}, { 2175,12}, { 4479,13}, \ 115 { 2431,14}, { 1279,13}, { 2943,12}, { 5887,14}, \ 116 { 1535,13}, { 3455,14}, { 1791,13}, { 3967,15}, \ 117 { 1023,14}, { 2047,13}, { 4479,14}, { 2303,13}, \ 118 { 4991,12}, { 9983,14}, { 2815,13}, { 5887,15}, \ 119 { 1535,14}, { 3839,16} } 120#define MUL_FFT_TABLE3_SIZE 154 121#define MUL_FFT_THRESHOLD 6784 122 123#define SQR_FFT_MODF_THRESHOLD 460 /* k = 5 */ 124#define SQR_FFT_TABLE3 \ 125 { { 460, 5}, { 29, 6}, { 15, 5}, { 31, 6}, \ 126 { 29, 7}, { 15, 6}, { 33, 7}, { 17, 6}, \ 127 { 36, 7}, { 19, 6}, { 39, 7}, { 29, 8}, \ 128 { 15, 7}, { 35, 8}, { 19, 7}, { 41, 8}, \ 129 { 23, 7}, { 49, 8}, { 27, 7}, { 55, 9}, \ 130 { 15, 8}, { 31, 7}, { 63, 8}, { 43, 9}, \ 131 { 23, 8}, { 55,10}, { 15, 9}, { 31, 8}, \ 132 { 67, 9}, { 39, 8}, { 79, 9}, { 47, 8}, \ 133 { 95, 9}, { 55,10}, { 31, 9}, { 79,10}, \ 134 { 47, 9}, { 95,11}, { 31,10}, { 63, 9}, \ 135 { 135,10}, { 79, 9}, { 159,10}, { 95,11}, \ 136 { 63,10}, { 127, 9}, { 255,10}, { 143, 9}, \ 137 { 287,10}, { 159,11}, { 95,12}, { 63,11}, \ 138 { 127,10}, { 271, 9}, { 543,10}, { 287,11}, \ 139 { 159,10}, { 319, 9}, { 639,10}, { 351,11}, \ 140 { 191,10}, { 415,12}, { 127,11}, { 255,10}, \ 141 { 543,11}, { 287,10}, { 575,11}, { 319,10}, \ 142 { 671,11}, { 351,10}, { 703,12}, { 191,11}, \ 143 { 383,10}, { 799,11}, { 415,10}, { 831,13}, \ 144 { 127,12}, { 255,11}, { 511,10}, { 1023,11}, \ 145 { 543,10}, { 1087,11}, { 607,12}, { 319,11}, \ 146 { 671,10}, { 1343,11}, { 735,12}, { 383,11}, \ 147 { 799,10}, { 1599,11}, { 863,12}, { 447,11}, \ 148 { 927,13}, { 255,12}, { 511,11}, { 1087,12}, \ 149 { 575,11}, { 1215,12}, { 639,11}, { 1343,12}, \ 150 { 703,11}, { 1407,13}, { 383,12}, { 767,11}, \ 151 { 1599,12}, { 831,11}, { 1727,12}, { 895,11}, \ 152 { 1791,14}, { 255,13}, { 511,12}, { 1087,11}, \ 153 { 2239,12}, { 1215,13}, { 639,12}, { 1471,13}, \ 154 { 767,12}, { 1727,13}, { 895,12}, { 1919,14}, \ 155 { 511,13}, { 1023,12}, { 2239,13}, { 1151,12}, \ 156 { 2431,13}, { 1279,12}, { 2623,13}, { 1407,12}, \ 157 { 2815,14}, { 767,13}, { 1663,12}, { 3455,13}, \ 158 { 1919,15}, { 511,14}, { 1023,13}, { 2175,12}, \ 159 { 4479,13}, { 2431,14}, { 1279,13}, { 2943,12}, \ 160 { 5887,14}, { 1535,13}, { 3455,14}, { 1791,13}, \ 161 { 3967,15}, { 1023,14}, { 2047,13}, { 4479,14}, \ 162 { 2303,13}, { 4991,12}, { 9983,14}, { 2815,13}, \ 163 { 5887,15}, { 1535,14}, { 3839,16} } 164#define SQR_FFT_TABLE3_SIZE 155 165#define SQR_FFT_THRESHOLD 5568 166 167#define MULLO_BASECASE_THRESHOLD 0 /* always */ 168#define MULLO_DC_THRESHOLD 68 169#define MULLO_MUL_N_THRESHOLD 13555 170#define SQRLO_BASECASE_THRESHOLD 0 /* always */ 171#define SQRLO_DC_THRESHOLD 117 172#define SQRLO_SQR_THRESHOLD 10988 173 174#define DC_DIV_QR_THRESHOLD 42 175#define DC_DIVAPPR_Q_THRESHOLD 163 176#define DC_BDIV_QR_THRESHOLD 66 177#define DC_BDIV_Q_THRESHOLD 160 178 179#define INV_MULMOD_BNM1_THRESHOLD 46 180#define INV_NEWTON_THRESHOLD 165 181#define INV_APPR_THRESHOLD 157 182 183#define BINV_NEWTON_THRESHOLD 300 184#define REDC_1_TO_REDC_N_THRESHOLD 68 185 186#define MU_DIV_QR_THRESHOLD 1718 187#define MU_DIVAPPR_Q_THRESHOLD 1685 188#define MUPI_DIV_QR_THRESHOLD 62 189#define MU_BDIV_QR_THRESHOLD 1589 190#define MU_BDIV_Q_THRESHOLD 1830 191 192#define POWM_SEC_TABLE 1,17,129,547,1317 193 194#define GET_STR_DC_THRESHOLD 10 195#define GET_STR_PRECOMPUTE_THRESHOLD 16 196#define SET_STR_DC_THRESHOLD 354 197#define SET_STR_PRECOMPUTE_THRESHOLD 860 198 199#define FAC_DSC_THRESHOLD 141 200#define FAC_ODD_THRESHOLD 34 201 202#define MATRIX22_STRASSEN_THRESHOLD 20 203#define HGCD2_DIV1_METHOD 5 /* 1.04% faster than 3 */ 204#define HGCD_THRESHOLD 114 205#define HGCD_APPR_THRESHOLD 132 206#define HGCD_REDUCE_THRESHOLD 3524 207#define GCD_DC_THRESHOLD 474 208#define GCDEXT_DC_THRESHOLD 379 209#define JACOBI_BASE_METHOD 1 /* 27.39% faster than 4 */ 210 211/* Tuneup completed successfully, took 31721 seconds */ 212