source/libs/gmp/gmp-src/mpn/powerpc32/p3/gmp-mparam.h

   1 /* PowerPC-32 gmp-mparam.h -- Compiler/machine parameter header file.
   2
   3 Copyright 1991, 1993, 1994, 1999-2004, 2008-2011 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 /* 450 MHz POWER3 */
  35
  36 #define DIVREM_1_NORM_THRESHOLD              0  /* always */
  37 #define DIVREM_1_UNNORM_THRESHOLD            0  /* always */
  38 #define MOD_1_1P_METHOD                      2
  39 #define MOD_1_NORM_THRESHOLD                 0  /* always */
  40 #define MOD_1_UNNORM_THRESHOLD               0  /* always */
  41 #define MOD_1N_TO_MOD_1_1_THRESHOLD          3
  42 #define MOD_1U_TO_MOD_1_1_THRESHOLD          2
  43 #define MOD_1_1_TO_MOD_1_2_THRESHOLD        12
  44 #define MOD_1_2_TO_MOD_1_4_THRESHOLD        18
  45 #define PREINV_MOD_1_TO_MOD_1_THRESHOLD      8
  46 #define USE_PREINV_DIVREM_1                  1
  47 #define DIVEXACT_1_THRESHOLD                 0  /* always */
  48 #define BMOD_1_TO_MOD_1_THRESHOLD        MP_SIZE_T_MAX  /* never */
  49
  50 #define MUL_TOOM22_THRESHOLD                10
  51 #define MUL_TOOM33_THRESHOLD                38
  52 #define MUL_TOOM44_THRESHOLD                58
  53 #define MUL_TOOM6H_THRESHOLD               129
  54 #define MUL_TOOM8H_THRESHOLD               212
  55
  56 #define MUL_TOOM32_TO_TOOM43_THRESHOLD      65
  57 #define MUL_TOOM32_TO_TOOM53_THRESHOLD      63
  58 #define MUL_TOOM42_TO_TOOM53_THRESHOLD      59
  59 #define MUL_TOOM42_TO_TOOM63_THRESHOLD      64
  60
  61 #define SQR_BASECASE_THRESHOLD               0  /* always */
  62 #define SQR_TOOM2_THRESHOLD                 14
  63 #define SQR_TOOM3_THRESHOLD                 53
  64 #define SQR_TOOM4_THRESHOLD                 76
  65 #define SQR_TOOM6_THRESHOLD                106
  66 #define SQR_TOOM8_THRESHOLD                284
  67
  68 #define MULMOD_BNM1_THRESHOLD                9
  69 #define SQRMOD_BNM1_THRESHOLD                9
  70
  71 #define MUL_FFT_MODF_THRESHOLD             220  /* k = 5 */
  72 #define MUL_FFT_TABLE3                                      \
  73   { {    220, 5}, {     13, 6}, {      7, 5}, {     15, 6}, \
  74     {      9, 5}, {     19, 6}, {     13, 7}, {      7, 6}, \
  75     {     16, 7}, {     13, 8}, {      7, 7}, {     19, 8}, \
  76     {     11, 7}, {     23, 9}, {      7, 8}, {     15, 7}, \
  77     {     33, 8}, {     23, 9}, {     15, 8}, {     35, 9}, \
  78     {     23,10}, {     15, 9}, {     31, 8}, {     67, 9}, \
  79     {     39, 8}, {     79, 9}, {     47,10}, {     31, 9}, \
  80     {     63, 8}, {    127, 9}, {     71, 8}, {    143, 9}, \
  81     {     79,10}, {     47,11}, {     31,10}, {     63, 9}, \
  82     {    127, 8}, {    255, 9}, {    143,10}, {     79, 9}, \
  83     {    159, 8}, {    319, 9}, {    175, 8}, {    351,10}, \
  84     {     95, 9}, {    191, 8}, {    383,10}, {    111,11}, \
  85     {     63,10}, {    127, 9}, {    255,10}, {    143, 9}, \
  86     {    287, 8}, {    575,10}, {    159, 9}, {    319,10}, \
  87     {    175, 9}, {    351,11}, {     95,10}, {    191, 9}, \
  88     {    383,10}, {    207, 9}, {    415,12}, {     63,11}, \
  89     {    127,10}, {    255, 9}, {    511,10}, {    287, 9}, \
  90     {    575,11}, {    159,10}, {    351, 9}, {    703, 8}, \
  91     {   1407,11}, {    191,10}, {    415,11}, {    223,10}, \
  92     {    447, 9}, {    895,12}, {   4096,13}, {   8192,14}, \
  93     {  16384,15}, {  32768,16} }
  94 #define MUL_FFT_TABLE3_SIZE 82
  95 #define MUL_FFT_THRESHOLD                 2688
  96
  97 #define SQR_FFT_MODF_THRESHOLD             176  /* k = 5 */
  98 #define SQR_FFT_TABLE3                                      \
  99   { {    176, 5}, {     13, 6}, {      7, 5}, {     15, 6}, \
 100     {     13, 7}, {      7, 6}, {     16, 7}, {      9, 6}, \
 101     {     19, 7}, {     11, 6}, {     23, 7}, {     13, 8}, \
 102     {      7, 7}, {     19, 8}, {     11, 7}, {     23, 9}, \
 103     {      7, 8}, {     15, 7}, {     31, 8}, {     23, 9}, \
 104     {     15, 8}, {     39, 9}, {     23,10}, {     15, 9}, \
 105     {     31, 8}, {     63, 9}, {     39, 8}, {     79, 9}, \
 106     {     47, 8}, {     95,10}, {     31, 9}, {     63, 8}, \
 107     {    127, 9}, {     71, 8}, {    143, 7}, {    287, 6}, \
 108     {    575, 9}, {     79, 8}, {    159,10}, {     47, 9}, \
 109     {     95,11}, {     31,10}, {     63, 9}, {    127, 8}, \
 110     {    255, 9}, {    143, 8}, {    287, 7}, {    575,10}, \
 111     {     79, 9}, {    159, 8}, {    319, 9}, {    175,10}, \
 112     {     95, 9}, {    191, 8}, {    383,10}, {    111, 9}, \
 113     {    223,11}, {     63,10}, {    127, 9}, {    255,10}, \
 114     {    143, 9}, {    287, 8}, {    575,10}, {    159, 9}, \
 115     {    319,10}, {    175,11}, {     95,10}, {    191, 9}, \
 116     {    383,10}, {    223,12}, {     63,11}, {    127,10}, \
 117     {    287, 9}, {    575,11}, {    159,10}, {    351, 9}, \
 118     {    703, 8}, {   1407,11}, {    191,10}, {    383,11}, \
 119     {    223,10}, {    447, 9}, {    895,12}, {   4096,13}, \
 120     {   8192,14}, {  16384,15}, {  32768,16} }
 121 #define SQR_FFT_TABLE3_SIZE 87
 122 #define SQR_FFT_THRESHOLD                 1728
 123
 124 #define MULLO_BASECASE_THRESHOLD             2
 125 #define MULLO_DC_THRESHOLD                  33
 126 #define MULLO_MUL_N_THRESHOLD             5240
 127
 128 #define DC_DIV_QR_THRESHOLD                 32
 129 #define DC_DIVAPPR_Q_THRESHOLD             123
 130 #define DC_BDIV_QR_THRESHOLD                34
 131 #define DC_BDIV_Q_THRESHOLD                 84
 132
 133 #define INV_MULMOD_BNM1_THRESHOLD           42
 134 #define INV_NEWTON_THRESHOLD               129
 135 #define INV_APPR_THRESHOLD                 124
 136
 137 #define BINV_NEWTON_THRESHOLD              148
 138 #define REDC_1_TO_REDC_N_THRESHOLD          38
 139
 140 #define MU_DIV_QR_THRESHOLD                748
 141 #define MU_DIVAPPR_Q_THRESHOLD             748
 142 #define MUPI_DIV_QR_THRESHOLD               59
 143 #define MU_BDIV_QR_THRESHOLD               562
 144 #define MU_BDIV_Q_THRESHOLD                654
 145
 146 #define MATRIX22_STRASSEN_THRESHOLD         11
 147 #define HGCD_THRESHOLD                      76
 148 #define GCD_DC_THRESHOLD                   205
 149 #define GCDEXT_DC_THRESHOLD                174
 150 #define JACOBI_BASE_METHOD                   1
 151
 152 #define GET_STR_DC_THRESHOLD                14
 153 #define GET_STR_PRECOMPUTE_THRESHOLD        27
 154 #define SET_STR_DC_THRESHOLD               181
 155 #define SET_STR_PRECOMPUTE_THRESHOLD       525