source/libs/gmp/gmp-src/mpn/powerpc32/750/gmp-mparam.h

   1 /* PowerPC-32 gmp-mparam.h -- Compiler/machine parameter header file.
   2
   3 Copyright 2002, 2004, 2009, 2010 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 32
  32 #define GMP_LIMB_BYTES 4
  33
  34
  35 /* This file is used for 75x (G3) and for 7400/7410 (G4), both which have
  36    much slow multiply instructions.  */
  37
  38 /* 450 MHz PPC 7400 */
  39
  40 #define DIVREM_1_NORM_THRESHOLD              0  /* always */
  41 #define DIVREM_1_UNNORM_THRESHOLD            0  /* always */
  42 #define MOD_1_NORM_THRESHOLD                 3
  43 #define MOD_1_UNNORM_THRESHOLD               0  /* always */
  44 #define MOD_1N_TO_MOD_1_1_THRESHOLD         11
  45 #define MOD_1U_TO_MOD_1_1_THRESHOLD          7
  46 #define MOD_1_1_TO_MOD_1_2_THRESHOLD        11
  47 #define MOD_1_2_TO_MOD_1_4_THRESHOLD        18
  48 #define PREINV_MOD_1_TO_MOD_1_THRESHOLD     38
  49 #define USE_PREINV_DIVREM_1                  1
  50 #define DIVEXACT_1_THRESHOLD                 0  /* always */
  51 #define BMOD_1_TO_MOD_1_THRESHOLD        MP_SIZE_T_MAX  /* never */
  52
  53 #define MUL_TOOM22_THRESHOLD                10
  54 #define MUL_TOOM33_THRESHOLD                38
  55 #define MUL_TOOM44_THRESHOLD                99
  56 #define MUL_TOOM6H_THRESHOLD               141
  57 #define MUL_TOOM8H_THRESHOLD               212
  58
  59 #define MUL_TOOM32_TO_TOOM43_THRESHOLD      65
  60 #define MUL_TOOM32_TO_TOOM53_THRESHOLD      69
  61 #define MUL_TOOM42_TO_TOOM53_THRESHOLD      65
  62 #define MUL_TOOM42_TO_TOOM63_THRESHOLD      66
  63
  64 #define SQR_BASECASE_THRESHOLD               4
  65 #define SQR_TOOM2_THRESHOLD                 18
  66 #define SQR_TOOM3_THRESHOLD                 57
  67 #define SQR_TOOM4_THRESHOLD                142
  68 #define SQR_TOOM6_THRESHOLD                173
  69 #define SQR_TOOM8_THRESHOLD                309
  70
  71 #define MULMOD_BNM1_THRESHOLD                9
  72 #define SQRMOD_BNM1_THRESHOLD               11
  73
  74 #define MUL_FFT_MODF_THRESHOLD             220  /* k = 5 */
  75 #define MUL_FFT_TABLE3                                      \
  76   { {    220, 5}, {     13, 6}, {      7, 5}, {     15, 6}, \
  77     {      8, 5}, {     17, 6}, {      9, 5}, {     19, 6}, \
  78     {     13, 7}, {      7, 6}, {     17, 7}, {      9, 6}, \
  79     {     19, 7}, {     11, 6}, {     23, 7}, {     13, 8}, \
  80     {      7, 7}, {     19, 8}, {     11, 7}, {     23, 9}, \
  81     {      7, 8}, {     15, 7}, {     33, 8}, {     19, 7}, \
  82     {     39, 8}, {     23, 9}, {     15, 8}, {     39, 9}, \
  83     {     23, 8}, {     47,10}, {     15, 9}, {     31, 8}, \
  84     {     67, 9}, {     55,10}, {     31, 9}, {     63, 8}, \
  85     {    127, 7}, {    255, 9}, {     71, 8}, {    143, 7}, \
  86     {    287, 9}, {     79,10}, {     47, 9}, {     95,11}, \
  87     {     31,10}, {     63, 9}, {    127, 8}, {    255, 9}, \
  88     {    143, 8}, {    287,10}, {     79, 9}, {    159, 8}, \
  89     {    319, 9}, {    175, 8}, {    351, 7}, {    703,10}, \
  90     {     95, 9}, {    191, 8}, {    383, 9}, {    207,10}, \
  91     {    111,11}, {     63,10}, {    127, 9}, {    255,10}, \
  92     {    143, 9}, {    287, 8}, {    575,10}, {    159, 9}, \
  93     {    319,10}, {    175, 9}, {    351, 8}, {    703,11}, \
  94     {     95,10}, {    191, 9}, {    383,10}, {    207, 9}, \
  95     {    415, 8}, {    831,12}, {     63,11}, {    127,10}, \
  96     {    255, 9}, {    511,10}, {    271, 9}, {    543,10}, \
  97     {    287, 9}, {    575,11}, {    159,10}, {    351, 9}, \
  98     {    703, 8}, {   1407,11}, {    191,10}, {    415, 9}, \
  99     {    831,11}, {    223,10}, {    447, 9}, {    895,12}, \
 100     {    127,11}, {    255,10}, {    543,11}, {    287,10}, \
 101     {    575,11}, {    351,10}, {    703, 9}, {   1407,12}, \
 102     {    191,11}, {    415,10}, {    831,11}, {    447,10}, \
 103     {    895,13}, {    127,12}, {    255,11}, {    543,10}, \
 104     {   1087,11}, {    575,12}, {    319,11}, {    703,10}, \
 105     {   1407,12}, {    383,11}, {    831,12}, {    447,11}, \
 106     {    895,10}, {   1791,11}, {    959,13}, {    255,12}, \
 107     {    511,11}, {   1087,12}, {    575,11}, {   1215,12}, \
 108     {    703,11}, {   1407,13}, {    383,12}, {    895,11}, \
 109     {   1791,12}, {    959,14}, {    255,13}, {    511,12}, \
 110     {   1215,13}, {    639,12}, {   1407,13}, {    895,12}, \
 111     {   1919,14}, {    511,13}, {   1023,12}, {   2047,13}, \
 112     {   1151,12}, {   2303,13}, {   1407,14}, {    767,13}, \
 113     {   1919,10}, {  15359,12}, {   4096,13}, {   8192,14}, \
 114     {  16384,15}, {  32768,16} }
 115 #define MUL_FFT_TABLE3_SIZE 154
 116 #define MUL_FFT_THRESHOLD                 2688
 117
 118 #define SQR_FFT_MODF_THRESHOLD             184  /* k = 5 */
 119 #define SQR_FFT_TABLE3                                      \
 120   { {    184, 5}, {      6, 4}, {     13, 5}, {     13, 6}, \
 121     {      7, 5}, {     15, 6}, {     13, 7}, {      7, 6}, \
 122     {     16, 7}, {      9, 6}, {     19, 7}, {     11, 6}, \
 123     {     23, 7}, {     13, 8}, {      7, 7}, {     19, 8}, \
 124     {     11, 7}, {     25, 9}, {      7, 8}, {     15, 7}, \
 125     {     31, 8}, {     19, 7}, {     39, 8}, {     27, 9}, \
 126     {     15, 8}, {     39, 9}, {     23,10}, {     15, 9}, \
 127     {     31, 8}, {     63, 9}, {     39, 8}, {     79, 9}, \
 128     {     47, 8}, {     95,10}, {     31, 9}, {     63, 8}, \
 129     {    127, 7}, {    255, 9}, {     71, 8}, {    143, 7}, \
 130     {    287, 9}, {     79, 8}, {    159,10}, {     47, 9}, \
 131     {     95,11}, {     31,10}, {     63, 9}, {    127, 8}, \
 132     {    255, 9}, {    143, 8}, {    287, 7}, {    575,10}, \
 133     {     79, 9}, {    159, 8}, {    319, 9}, {    175, 8}, \
 134     {    351,10}, {     95, 9}, {    191, 8}, {    383, 9}, \
 135     {    207,10}, {    111,11}, {     63,10}, {    127, 9}, \
 136     {    255,10}, {    143, 9}, {    287, 8}, {    575,10}, \
 137     {    159, 9}, {    319,10}, {    175, 9}, {    351,11}, \
 138     {     95,10}, {    191, 9}, {    383,10}, {    207, 9}, \
 139     {    415, 8}, {    831,10}, {    223,12}, {     63,11}, \
 140     {    127,10}, {    255, 9}, {    511,10}, {    287, 9}, \
 141     {    575,11}, {    159,10}, {    351, 9}, {    703,11}, \
 142     {    191,10}, {    415, 9}, {    831,11}, {    223,10}, \
 143     {    447, 9}, {    895,12}, {    127,11}, {    255,10}, \
 144     {    511,11}, {    287,10}, {    575,11}, {    319,10}, \
 145     {    639,11}, {    351,10}, {    703, 9}, {   1407,12}, \
 146     {    191,11}, {    383,10}, {    767,11}, {    415,10}, \
 147     {    831,11}, {    447,10}, {    895,13}, {    127,12}, \
 148     {    255,11}, {    511,10}, {   1023,11}, {    575,12}, \
 149     {    319,11}, {    703,10}, {   1407,12}, {    383,11}, \
 150     {    831,12}, {    447,11}, {    895,10}, {   1791,11}, \
 151     {    959,13}, {    255,12}, {    511,11}, {   1023,12}, \
 152     {    575,11}, {   1215,12}, {    703,11}, {   1407,13}, \
 153     {    383,12}, {    895,11}, {   1791,12}, {    959,14}, \
 154     {    255,13}, {    511,12}, {   1215,13}, {    639,12}, \
 155     {   1471,13}, {    767,12}, {   1535,13}, {    895,12}, \
 156     {   1919,14}, {    511,13}, {   1151,12}, {   2431,13}, \
 157     {   1407,14}, {    767,13}, {   1919,15}, {  32768,16} }
 158 #define SQR_FFT_TABLE3_SIZE 152
 159 #define SQR_FFT_THRESHOLD                 1728
 160
 161 #define MULLO_BASECASE_THRESHOLD             0  /* always */
 162 #define MULLO_DC_THRESHOLD                  33
 163 #define MULLO_MUL_N_THRESHOLD             5240
 164
 165 #define DC_DIV_QR_THRESHOLD                 31
 166 #define DC_DIVAPPR_Q_THRESHOLD             108
 167 #define DC_BDIV_QR_THRESHOLD                35
 168 #define DC_BDIV_Q_THRESHOLD                 88
 169
 170 #define INV_MULMOD_BNM1_THRESHOLD           42
 171 #define INV_NEWTON_THRESHOLD               149
 172 #define INV_APPR_THRESHOLD                 125
 173
 174 #define BINV_NEWTON_THRESHOLD              156
 175 #define REDC_1_TO_REDC_N_THRESHOLD          39
 176
 177 #define MU_DIV_QR_THRESHOLD                807
 178 #define MU_DIVAPPR_Q_THRESHOLD             807
 179 #define MUPI_DIV_QR_THRESHOLD               66
 180 #define MU_BDIV_QR_THRESHOLD               667
 181 #define MU_BDIV_Q_THRESHOLD                807
 182
 183 #define MATRIX22_STRASSEN_THRESHOLD         11
 184 #define HGCD_THRESHOLD                      87
 185 #define GCD_DC_THRESHOLD                   233
 186 #define GCDEXT_DC_THRESHOLD                198
 187 #define JACOBI_BASE_METHOD                   1
 188
 189 #define GET_STR_DC_THRESHOLD                12
 190 #define GET_STR_PRECOMPUTE_THRESHOLD        28
 191 #define SET_STR_DC_THRESHOLD               390
 192 #define SET_STR_PRECOMPUTE_THRESHOLD       814