source/libs/gmp/gmp-src/mpn/x86/pentium/mmx/gmp-mparam.h

   1 /* Intel P55 gmp-mparam.h -- Compiler/machine parameter header file.
   2
   3 Copyright 1991, 1993, 1994, 1999-2002, 2004, 2009, 2010 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
  33 #define GMP_LIMB_BITS 32
  34 #define GMP_LIMB_BYTES 4
  35
  36
  37 /* For mpn/x86/pentium/mod_1.asm */
  38 #define COUNT_LEADING_ZEROS_NEED_CLZ_TAB
  39
  40
  41 /* 233MHz P55 */
  42
  43 #define MOD_1_NORM_THRESHOLD                 5
  44 #define MOD_1_UNNORM_THRESHOLD           MP_SIZE_T_MAX  /* never */
  45 #define MOD_1N_TO_MOD_1_1_THRESHOLD      MP_SIZE_T_MAX  /* never */
  46 #define MOD_1U_TO_MOD_1_1_THRESHOLD         12
  47 #define MOD_1_1_TO_MOD_1_2_THRESHOLD         0
  48 #define MOD_1_2_TO_MOD_1_4_THRESHOLD        11
  49 #define PREINV_MOD_1_TO_MOD_1_THRESHOLD     63
  50 #define USE_PREINV_DIVREM_1                  0
  51 #define DIVEXACT_1_THRESHOLD                 0  /* always (native) */
  52 #define BMOD_1_TO_MOD_1_THRESHOLD           51
  53
  54 #define MUL_TOOM22_THRESHOLD                16
  55 #define MUL_TOOM33_THRESHOLD                53
  56 #define MUL_TOOM44_THRESHOLD               128
  57 #define MUL_TOOM6H_THRESHOLD               189
  58 #define MUL_TOOM8H_THRESHOLD               260
  59
  60 #define MUL_TOOM32_TO_TOOM43_THRESHOLD      89
  61 #define MUL_TOOM32_TO_TOOM53_THRESHOLD      91
  62 #define MUL_TOOM42_TO_TOOM53_THRESHOLD      90
  63 #define MUL_TOOM42_TO_TOOM63_THRESHOLD      88
  64
  65 #define SQR_BASECASE_THRESHOLD               0  /* always (native) */
  66 #define SQR_TOOM2_THRESHOLD                 20
  67 #define SQR_TOOM3_THRESHOLD                 73
  68 #define SQR_TOOM4_THRESHOLD                178
  69 #define SQR_TOOM6_THRESHOLD                210
  70 #define SQR_TOOM8_THRESHOLD                375
  71
  72 #define MULMOD_BNM1_THRESHOLD               11
  73 #define SQRMOD_BNM1_THRESHOLD               12
  74
  75 #define MUL_FFT_MODF_THRESHOLD             364  /* k = 5 */
  76 #define MUL_FFT_TABLE3                                      \
  77   { {    364, 5}, {     15, 6}, {      8, 5}, {     17, 6}, \
  78     {      9, 5}, {     19, 6}, {     17, 7}, {      9, 6}, \
  79     {     21, 7}, {     11, 6}, {     23, 7}, {     15, 6}, \
  80     {     31, 7}, {     21, 8}, {     11, 7}, {     27, 8}, \
  81     {     15, 7}, {     33, 8}, {     19, 7}, {     39, 8}, \
  82     {     23, 7}, {     47, 8}, {     27, 9}, {     15, 8}, \
  83     {     31, 7}, {     63, 8}, {     39, 9}, {     23, 8}, \
  84     {     47,10}, {     15, 9}, {     31, 8}, {     67, 9}, \
  85     {     39, 8}, {     79, 9}, {     47, 8}, {     95, 9}, \
  86     {     55,10}, {     31, 9}, {     79,10}, {     47, 9}, \
  87     {     95,11}, {     31,10}, {     63, 9}, {    135,10}, \
  88     {     79, 9}, {    159, 8}, {    319, 9}, {    167,10}, \
  89     {     95, 9}, {    191, 8}, {    383,11}, {     63,10}, \
  90     {    127, 9}, {    255,10}, {    143, 9}, {    287,10}, \
  91     {    159, 9}, {    319,11}, {     95,10}, {    191, 9}, \
  92     {    383,12}, {     63,11}, {    127,10}, {    271, 9}, \
  93     {    543,10}, {    287,11}, {    159,10}, {    351,11}, \
  94     {    191,10}, {    415,11}, {    223,12}, {    127,11}, \
  95     {    255,10}, {    511,11}, {    287,10}, {    575,11}, \
  96     {    351,12}, {    191,11}, {    415,13}, {    127,12}, \
  97     {    255,11}, {    575,12}, {    319,11}, {    703,12}, \
  98     {    383,11}, {    831,12}, {    447,13}, {   8192,14}, \
  99     {  16384,15}, {  32768,16} }
 100 #define MUL_FFT_TABLE3_SIZE 90
 101 #define MUL_FFT_THRESHOLD                 3520
 102
 103 #define SQR_FFT_MODF_THRESHOLD             340  /* k = 5 */
 104 #define SQR_FFT_TABLE3                                      \
 105   { {    340, 5}, {     17, 6}, {      9, 5}, {     19, 6}, \
 106     {     17, 7}, {      9, 6}, {     21, 7}, {     11, 6}, \
 107     {     23, 7}, {     15, 6}, {     31, 7}, {     21, 8}, \
 108     {     11, 7}, {     29, 8}, {     15, 7}, {     33, 8}, \
 109     {     19, 7}, {     39, 8}, {     27, 7}, {     55, 9}, \
 110     {     15, 8}, {     31, 7}, {     65, 8}, {     43, 9}, \
 111     {     23, 8}, {     47,10}, {     15, 9}, {     31, 8}, \
 112     {     67, 9}, {     39, 8}, {     83, 9}, {     47, 8}, \
 113     {     95,10}, {     31, 9}, {     63, 8}, {    127, 9}, \
 114     {     79,10}, {     47, 9}, {     95,11}, {     31,10}, \
 115     {     63, 9}, {    127, 8}, {    255, 9}, {    135,10}, \
 116     {     79, 9}, {    159, 8}, {    319,10}, {     95, 9}, \
 117     {    191,11}, {     63,10}, {    127, 9}, {    255, 8}, \
 118     {    511, 9}, {    271,10}, {    143, 9}, {    287, 8}, \
 119     {    575, 9}, {    303,10}, {    159, 9}, {    319,11}, \
 120     {     95,10}, {    191, 9}, {    383,10}, {    207,12}, \
 121     {     63,11}, {    127,10}, {    271, 9}, {    543,10}, \
 122     {    287, 9}, {    575,10}, {    303,11}, {    159,10}, \
 123     {    351,11}, {    191,10}, {    415,11}, {    223,10}, \
 124     {    447,12}, {    127,11}, {    255,10}, {    543,11}, \
 125     {    287,10}, {    607,11}, {    351,12}, {    191,11}, \
 126     {    479,13}, {    127,12}, {    255,11}, {    575,12}, \
 127     {    319,11}, {    703,12}, {    383,11}, {    767,12}, \
 128     {    447,13}, {   8192,14}, {  16384,15}, {  32768,16} }
 129 #define SQR_FFT_TABLE3_SIZE 96
 130 #define SQR_FFT_THRESHOLD                 5504
 131
 132 #define MULLO_BASECASE_THRESHOLD             0  /* always */
 133 #define MULLO_DC_THRESHOLD                  48
 134 #define MULLO_MUL_N_THRESHOLD             6633
 135
 136 #define DC_DIV_QR_THRESHOLD                 43
 137 #define DC_DIVAPPR_Q_THRESHOLD             170
 138 #define DC_BDIV_QR_THRESHOLD                43
 139 #define DC_BDIV_Q_THRESHOLD                110
 140
 141 #define INV_MULMOD_BNM1_THRESHOLD           30
 142 #define INV_NEWTON_THRESHOLD               177
 143 #define INV_APPR_THRESHOLD                 171
 144
 145 #define BINV_NEWTON_THRESHOLD              194
 146 #define REDC_1_TO_REDC_N_THRESHOLD          50
 147
 148 #define MU_DIV_QR_THRESHOLD               1142
 149 #define MU_DIVAPPR_Q_THRESHOLD            1142
 150 #define MUPI_DIV_QR_THRESHOLD               90
 151 #define MU_BDIV_QR_THRESHOLD               942
 152 #define MU_BDIV_Q_THRESHOLD               1017
 153
 154 #define MATRIX22_STRASSEN_THRESHOLD         13
 155 #define HGCD_THRESHOLD                      92
 156 #define GCD_DC_THRESHOLD                   283
 157 #define GCDEXT_DC_THRESHOLD                221
 158 #define JACOBI_BASE_METHOD                   2
 159
 160 #define GET_STR_DC_THRESHOLD                18
 161 #define GET_STR_PRECOMPUTE_THRESHOLD        31
 162 #define SET_STR_DC_THRESHOLD               490
 163 #define SET_STR_PRECOMPUTE_THRESHOLD       994