1 /* Pentium 4-64 gmp-mparam.h -- Compiler/machine parameter header file. 2 3 Copyright 1991, 1993, 1994, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 4 2008, 2009, 2010 Free Software 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 the GNU Lesser General Public License as published by 10 the Free Software Foundation; either version 3 of the License, or (at your 11 option) any later version. 12 13 The GNU MP Library is distributed in the hope that it will be useful, but 14 WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 15 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 16 License for more details. 17 18 You should have received a copy of the GNU Lesser General Public License 19 along with the GNU MP Library. If not, see http://www.gnu.org/licenses/. */ 20 21 #define GMP_LIMB_BITS 64 22 #define BYTES_PER_MP_LIMB 8 23 24 /* These routines exists for all x86_64 chips, but they are slower on Pentium4 25 than separate add/sub and shift. Make sure they are not really used. */ 26 #undef HAVE_NATIVE_mpn_rsblsh1_n 27 #undef HAVE_NATIVE_mpn_rsblsh2_n 28 #undef HAVE_NATIVE_mpn_addlsh_n 29 #undef HAVE_NATIVE_mpn_rsblsh_n 30 31 /* 3400 MHz Pentium / 1024 Kibyte cache */ 32 33 #define MOD_1_NORM_THRESHOLD 0 /* always */ 34 #define MOD_1_UNNORM_THRESHOLD 0 /* always */ 35 #define MOD_1N_TO_MOD_1_1_THRESHOLD 4 36 #define MOD_1U_TO_MOD_1_1_THRESHOLD 2 37 #define MOD_1_1_TO_MOD_1_2_THRESHOLD 14 38 #define MOD_1_2_TO_MOD_1_4_THRESHOLD 36 39 #define PREINV_MOD_1_TO_MOD_1_THRESHOLD 8 40 #define USE_PREINV_DIVREM_1 1 /* native */ 41 #define DIV_QR_2_PI2_THRESHOLD MP_SIZE_T_MAX /* never */ 42 #define DIVEXACT_1_THRESHOLD 0 /* always (native) */ 43 #define BMOD_1_TO_MOD_1_THRESHOLD 20 44 45 #define MUL_TOOM22_THRESHOLD 11 46 #define MUL_TOOM33_THRESHOLD 68 47 #define MUL_TOOM44_THRESHOLD 120 48 #define MUL_TOOM6H_THRESHOLD 157 49 #define MUL_TOOM8H_THRESHOLD 236 50 51 #define MUL_TOOM32_TO_TOOM43_THRESHOLD 81 52 #define MUL_TOOM32_TO_TOOM53_THRESHOLD 131 53 #define MUL_TOOM42_TO_TOOM53_THRESHOLD 122 54 #define MUL_TOOM42_TO_TOOM63_THRESHOLD 80 55 #define MUL_TOOM43_TO_TOOM54_THRESHOLD 106 56 57 #define SQR_BASECASE_THRESHOLD 0 /* always (native) */ 58 #define SQR_TOOM2_THRESHOLD 18 59 #define SQR_TOOM3_THRESHOLD 81 60 #define SQR_TOOM4_THRESHOLD 214 61 #define SQR_TOOM6_THRESHOLD 238 62 #define SQR_TOOM8_THRESHOLD 430 63 64 #define MULMID_TOOM42_THRESHOLD 16 65 66 #define MULMOD_BNM1_THRESHOLD 9 67 #define SQRMOD_BNM1_THRESHOLD 9 68 69 #define MUL_FFT_MODF_THRESHOLD 236 /* k = 5 */ 70 #define MUL_FFT_TABLE3 \ 71 { { 236, 5}, { 9, 4}, { 19, 5}, { 13, 6}, \ 72 { 9, 5}, { 19, 6}, { 13, 7}, { 7, 6}, \ 73 { 15, 7}, { 8, 6}, { 17, 7}, { 9, 6}, \ 74 { 19, 7}, { 11, 6}, { 23, 7}, { 13, 8}, \ 75 { 7, 7}, { 17, 8}, { 9, 7}, { 21, 8}, \ 76 { 11, 7}, { 23, 8}, { 13, 9}, { 7, 8}, \ 77 { 21, 9}, { 11, 8}, { 25,10}, { 7, 9}, \ 78 { 15, 8}, { 33, 9}, { 19, 8}, { 39, 9}, \ 79 { 23, 8}, { 47, 9}, { 27,10}, { 15, 9}, \ 80 { 39,10}, { 23, 9}, { 51,11}, { 15,10}, \ 81 { 31, 9}, { 67,10}, { 39, 9}, { 79,10}, \ 82 { 47, 9}, { 95,10}, { 55,11}, { 31,10}, \ 83 { 79,11}, { 47, 9}, { 191,12}, { 31,11}, \ 84 { 63,10}, { 127, 9}, { 255,10}, { 143, 9}, \ 85 { 287,11}, { 79,10}, { 159, 9}, { 319,10}, \ 86 { 175, 9}, { 351,11}, { 95,10}, { 191, 9}, \ 87 { 383,10}, { 223,12}, { 63,11}, { 127,10}, \ 88 { 255,11}, { 143,10}, { 287, 9}, { 575,10}, \ 89 { 303,11}, { 159,10}, { 319,11}, { 175,12}, \ 90 { 95,11}, { 191,10}, { 383,11}, { 223,13}, \ 91 { 8192,14}, { 16384,15}, { 32768,16}, { 65536,17}, \ 92 { 131072,18}, { 262144,19}, { 524288,20}, {1048576,21}, \ 93 {2097152,22}, {4194304,23}, {8388608,24} } 94 #define MUL_FFT_TABLE3_SIZE 91 95 #define MUL_FFT_THRESHOLD 2240 96 97 #define SQR_FFT_MODF_THRESHOLD 216 /* k = 5 */ 98 #define SQR_FFT_TABLE3 \ 99 { { 216, 5}, { 13, 6}, { 9, 5}, { 19, 6}, \ 100 { 15, 7}, { 8, 6}, { 17, 7}, { 9, 6}, \ 101 { 19, 7}, { 10, 6}, { 21, 7}, { 17, 8}, \ 102 { 9, 7}, { 21, 8}, { 11, 7}, { 24, 8}, \ 103 { 13, 9}, { 7, 8}, { 15, 7}, { 31, 8}, \ 104 { 21, 9}, { 11, 8}, { 27,10}, { 7, 9}, \ 105 { 15, 8}, { 33, 9}, { 19, 8}, { 39, 9}, \ 106 { 23, 8}, { 47, 9}, { 27,10}, { 15, 9}, \ 107 { 39,10}, { 23, 9}, { 47,11}, { 15,10}, \ 108 { 31, 9}, { 63, 8}, { 127,10}, { 39, 9}, \ 109 { 79,10}, { 55,11}, { 31,10}, { 63, 9}, \ 110 { 127, 8}, { 255,10}, { 71, 9}, { 143, 8}, \ 111 { 287,10}, { 79,11}, { 47,10}, { 95, 9}, \ 112 { 191,12}, { 31,11}, { 63, 9}, { 255,10}, \ 113 { 143, 9}, { 287,11}, { 79,10}, { 159, 9}, \ 114 { 319,10}, { 175, 9}, { 351,11}, { 95,10}, \ 115 { 191, 9}, { 383,10}, { 207,11}, { 111,12}, \ 116 { 63,11}, { 127,10}, { 255,11}, { 143,10}, \ 117 { 287,11}, { 159,10}, { 319, 9}, { 639,11}, \ 118 { 175,10}, { 351,12}, { 95,11}, { 207,10}, \ 119 { 415,11}, { 223,13}, { 8192,14}, { 16384,15}, \ 120 { 32768,16}, { 65536,17}, { 131072,18}, { 262144,19}, \ 121 { 524288,20}, {1048576,21}, {2097152,22}, {4194304,23}, \ 122 {8388608,24} } 123 #define SQR_FFT_TABLE3_SIZE 93 124 #define SQR_FFT_THRESHOLD 1984 125 126 #define MULLO_BASECASE_THRESHOLD 0 /* always */ 127 #define MULLO_DC_THRESHOLD 33 128 #define MULLO_MUL_N_THRESHOLD 4392 129 130 #define DC_DIV_QR_THRESHOLD 27 131 #define DC_DIVAPPR_Q_THRESHOLD 60 132 #define DC_BDIV_QR_THRESHOLD 27 133 #define DC_BDIV_Q_THRESHOLD 38 134 135 #define INV_MULMOD_BNM1_THRESHOLD 20 136 #define INV_NEWTON_THRESHOLD 202 137 #define INV_APPR_THRESHOLD 106 138 139 #define BINV_NEWTON_THRESHOLD 198 140 #define REDC_1_TO_REDC_2_THRESHOLD 16 141 #define REDC_2_TO_REDC_N_THRESHOLD 43 142 143 #define MU_DIV_QR_THRESHOLD 979 144 #define MU_DIVAPPR_Q_THRESHOLD 979 145 #define MUPI_DIV_QR_THRESHOLD 92 146 #define MU_BDIV_QR_THRESHOLD 807 147 #define MU_BDIV_Q_THRESHOLD 942 148 149 #define POWM_SEC_TABLE 6,65,192,792,2578 150 151 #define MATRIX22_STRASSEN_THRESHOLD 17 152 #define HGCD_THRESHOLD 99 153 #define HGCD_APPR_THRESHOLD 121 154 #define HGCD_REDUCE_THRESHOLD 1679 155 #define GCD_DC_THRESHOLD 205 156 #define GCDEXT_DC_THRESHOLD 225 157 #define JACOBI_BASE_METHOD 4 158 159 #define GET_STR_DC_THRESHOLD 13 160 #define GET_STR_PRECOMPUTE_THRESHOLD 25 161 #define SET_STR_DC_THRESHOLD 232 162 #define SET_STR_PRECOMPUTE_THRESHOLD 1585 163 164 #define FAC_DSC_THRESHOLD 1127 165 #define FAC_ODD_THRESHOLD 0 /* always */ 166