source/libs/gmp/gmp-src/mpn/x86/k6/gmp-mparam.h

   1 /* AMD K6 gmp-mparam.h -- Compiler/machine parameter header file.
   2
   3 Copyright 1991, 1993, 1994, 2000-2004, 2009, 2010 Free Software Foundation,
   4 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
  36 /* 450MHz K6-2 */
  37
  38 #define MOD_1_NORM_THRESHOLD                12
  39 #define MOD_1_UNNORM_THRESHOLD           MP_SIZE_T_MAX  /* never */
  40 #define MOD_1N_TO_MOD_1_1_THRESHOLD         41
  41 #define MOD_1U_TO_MOD_1_1_THRESHOLD         32
  42 #define MOD_1_1_TO_MOD_1_2_THRESHOLD         3
  43 #define MOD_1_2_TO_MOD_1_4_THRESHOLD         0
  44 #define PREINV_MOD_1_TO_MOD_1_THRESHOLD    128
  45 #define USE_PREINV_DIVREM_1                  0
  46 #define DIVEXACT_1_THRESHOLD                 0  /* always (native) */
  47 #define BMOD_1_TO_MOD_1_THRESHOLD        MP_SIZE_T_MAX  /* never */
  48
  49 #define MUL_TOOM22_THRESHOLD                20
  50 #define MUL_TOOM33_THRESHOLD                69
  51 #define MUL_TOOM44_THRESHOLD               106
  52 #define MUL_TOOM6H_THRESHOLD               157
  53 #define MUL_TOOM8H_THRESHOLD               199
  54
  55 #define MUL_TOOM32_TO_TOOM43_THRESHOLD      73
  56 #define MUL_TOOM32_TO_TOOM53_THRESHOLD      69
  57 #define MUL_TOOM42_TO_TOOM53_THRESHOLD      65
  58 #define MUL_TOOM42_TO_TOOM63_THRESHOLD      64
  59
  60 #define SQR_BASECASE_THRESHOLD               0  /* always (native) */
  61 #define SQR_TOOM2_THRESHOLD                 32
  62 #define SQR_TOOM3_THRESHOLD                 97
  63 #define SQR_TOOM4_THRESHOLD                143
  64 #define SQR_TOOM6_THRESHOLD                222
  65 #define SQR_TOOM8_THRESHOLD                272
  66
  67 #define MULMOD_BNM1_THRESHOLD               13
  68 #define SQRMOD_BNM1_THRESHOLD               17
  69
  70 #define MUL_FFT_MODF_THRESHOLD             476  /* k = 5 */
  71 #define MUL_FFT_TABLE3                                      \
  72   { {    476, 5}, {     17, 6}, {      9, 5}, {     19, 6}, \
  73     {     11, 5}, {     23, 6}, {     17, 7}, {      9, 6}, \
  74     {     19, 7}, {     11, 6}, {     23, 7}, {     13, 6}, \
  75     {     27, 7}, {     15, 6}, {     31, 7}, {     17, 6}, \
  76     {     35, 7}, {     21, 8}, {     11, 7}, {     27, 8}, \
  77     {     15, 7}, {     35, 8}, {     19, 7}, {     39, 8}, \
  78     {     23, 7}, {     47, 8}, {     27, 9}, {     15, 8}, \
  79     {     31, 7}, {     63, 8}, {     39, 9}, {     23, 8}, \
  80     {     51,10}, {     15, 9}, {     31, 8}, {     67, 9}, \
  81     {     47,10}, {     31, 9}, {     79,10}, {     47, 9}, \
  82     {     95,11}, {     31,10}, {     63, 9}, {    135,10}, \
  83     {     79, 9}, {    167,10}, {     95, 9}, {    191,10}, \
  84     {    111,11}, {     63,10}, {    127, 9}, {    255,10}, \
  85     {    143, 9}, {    287,10}, {    159,11}, {     95,10}, \
  86     {    191, 9}, {    383,12}, {     63,11}, {    127,10}, \
  87     {    255, 9}, {    511,10}, {    271, 9}, {    543,10}, \
  88     {    287,11}, {    159,10}, {    351,11}, {    191,10}, \
  89     {    415, 9}, {    831,11}, {    223,12}, {    127,11}, \
  90     {    255,10}, {    543,11}, {    287,10}, {    575,11}, \
  91     {    351,10}, {    703,12}, {    191,11}, {    415,10}, \
  92     {    831,13}, {    127,12}, {    255,11}, {    543,10}, \
  93     {   1087,11}, {    575,12}, {    319,11}, {    703,12}, \
  94     {    383,11}, {    831,12}, {    447,11}, {    895,13}, \
  95     {    255,12}, {    511,11}, {   1087,12}, {    575,11}, \
  96     {   1151,12}, {    703,13}, {    383,12}, {    959,14}, \
  97     {    255,13}, {    511,12}, {   1215,13}, {   8192,14}, \
  98     {  16384,15}, {  32768,16} }
  99 #define MUL_FFT_TABLE3_SIZE 106
 100 #define MUL_FFT_THRESHOLD                 7424
 101
 102 #define SQR_FFT_MODF_THRESHOLD             432  /* k = 5 */
 103 #define SQR_FFT_TABLE3                                      \
 104   { {    432, 5}, {     17, 6}, {      9, 5}, {     19, 6}, \
 105     {     11, 5}, {     23, 6}, {     21, 7}, {     11, 6}, \
 106     {     24, 7}, {     13, 6}, {     27, 7}, {     15, 6}, \
 107     {     31, 7}, {     21, 8}, {     11, 7}, {     29, 8}, \
 108     {     15, 7}, {     35, 8}, {     19, 7}, {     39, 8}, \
 109     {     23, 7}, {     49, 8}, {     27, 9}, {     15, 8}, \
 110     {     39, 9}, {     23, 7}, {     93, 8}, {     47, 7}, \
 111     {     95, 8}, {     51,10}, {     15, 9}, {     31, 8}, \
 112     {     67, 9}, {     39, 8}, {     79, 9}, {     47, 8}, \
 113     {     95, 9}, {     55,10}, {     31, 9}, {     71, 8}, \
 114     {    143, 9}, {     79,10}, {     47, 9}, {     95,11}, \
 115     {     31,10}, {     63, 9}, {    135,10}, {     79, 9}, \
 116     {    167,10}, {     95, 9}, {    191,11}, {     63,10}, \
 117     {    127, 9}, {    255,10}, {    143, 9}, {    287, 8}, \
 118     {    575,10}, {    159, 9}, {    319,11}, {     95,10}, \
 119     {    191,12}, {     63,11}, {    127,10}, {    255, 9}, \
 120     {    511,10}, {    271, 9}, {    543,10}, {    287,11}, \
 121     {    159,10}, {    319, 9}, {    639,10}, {    351, 9}, \
 122     {    703,11}, {    191,10}, {    415,11}, {    223,12}, \
 123     {    127,11}, {    255,10}, {    543,11}, {    287,10}, \
 124     {    607,11}, {    319,10}, {    639,11}, {    351,10}, \
 125     {    703,12}, {    191,11}, {    415,10}, {    831,13}, \
 126     {    127,12}, {    255,11}, {    543,10}, {   1087,11}, \
 127     {    607,12}, {    319,11}, {    703,12}, {    383,11}, \
 128     {    831,12}, {    447,13}, {    255,12}, {    511,11}, \
 129     {   1087,12}, {    575,11}, {   1215,12}, {    703,13}, \
 130     {    383,12}, {    895,14}, {    255,13}, {    511,12}, \
 131     {   1215,13}, {   8192,14}, {  16384,15}, {  32768,16} }
 132 #define SQR_FFT_TABLE3_SIZE 112
 133 #define SQR_FFT_THRESHOLD                 7040
 134
 135 #define MULLO_BASECASE_THRESHOLD             3
 136 #define MULLO_DC_THRESHOLD                  60
 137 #define MULLO_MUL_N_THRESHOLD            13463
 138
 139 #define DC_DIV_QR_THRESHOLD                 78
 140 #define DC_DIVAPPR_Q_THRESHOLD             252
 141 #define DC_BDIV_QR_THRESHOLD                84
 142 #define DC_BDIV_Q_THRESHOLD                171
 143
 144 #define INV_MULMOD_BNM1_THRESHOLD           55
 145 #define INV_NEWTON_THRESHOLD               234
 146 #define INV_APPR_THRESHOLD                 236
 147
 148 #define BINV_NEWTON_THRESHOLD              268
 149 #define REDC_1_TO_REDC_N_THRESHOLD          67
 150
 151 #define MU_DIV_QR_THRESHOLD               1308
 152 #define MU_DIVAPPR_Q_THRESHOLD            1142
 153 #define MUPI_DIV_QR_THRESHOLD              134
 154 #define MU_BDIV_QR_THRESHOLD              1164
 155 #define MU_BDIV_Q_THRESHOLD               1164
 156
 157 #define MATRIX22_STRASSEN_THRESHOLD         15
 158 #define HGCD_THRESHOLD                     182
 159 #define GCD_DC_THRESHOLD                   591
 160 #define GCDEXT_DC_THRESHOLD                472
 161 #define JACOBI_BASE_METHOD                   2
 162
 163 #define GET_STR_DC_THRESHOLD                24
 164 #define GET_STR_PRECOMPUTE_THRESHOLD        40
 165 #define SET_STR_DC_THRESHOLD               834
 166 #define SET_STR_PRECOMPUTE_THRESHOLD      2042