source/libs/gmp/gmp-src/mpn/s390_64/gmp-mparam.h

   1 /* S/390-64 gmp-mparam.h -- Compiler/machine parameter header file.
   2
   3 Copyright 1991, 1993, 1994, 2000-2011 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 64
  32 #define GMP_LIMB_BYTES 8
  33
  34 /* 1200 MHz z990 */
  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          9
  42 #define MOD_1U_TO_MOD_1_1_THRESHOLD          6
  43 #define MOD_1_1_TO_MOD_1_2_THRESHOLD        62
  44 #define MOD_1_2_TO_MOD_1_4_THRESHOLD         0  /* never mpn_mod_1s_2p */
  45 #define PREINV_MOD_1_TO_MOD_1_THRESHOLD     17
  46 #define USE_PREINV_DIVREM_1                  1
  47 #define DIV_QR_1N_PI1_METHOD                 1
  48 #define DIV_QR_1_NORM_THRESHOLD              1
  49 #define DIV_QR_1_UNNORM_THRESHOLD        MP_SIZE_T_MAX  /* never */
  50 #define DIV_QR_2_PI2_THRESHOLD           MP_SIZE_T_MAX  /* never */
  51 #define DIVEXACT_1_THRESHOLD                 0  /* always */
  52 #define BMOD_1_TO_MOD_1_THRESHOLD           98
  53
  54 #define MUL_TOOM22_THRESHOLD                10
  55 #define MUL_TOOM33_THRESHOLD                41
  56 #define MUL_TOOM44_THRESHOLD               105
  57 #define MUL_TOOM6H_THRESHOLD               149
  58 #define MUL_TOOM8H_THRESHOLD               212
  59
  60 #define MUL_TOOM32_TO_TOOM43_THRESHOLD      65
  61 #define MUL_TOOM32_TO_TOOM53_THRESHOLD      69
  62 #define MUL_TOOM42_TO_TOOM53_THRESHOLD      72
  63 #define MUL_TOOM42_TO_TOOM63_THRESHOLD      64
  64 #define MUL_TOOM43_TO_TOOM54_THRESHOLD      55
  65
  66 #define SQR_BASECASE_THRESHOLD               0  /* always (native) */
  67 #define SQR_TOOM2_THRESHOLD                 16
  68 #define SQR_TOOM3_THRESHOLD                 57
  69 #define SQR_TOOM4_THRESHOLD                153
  70 #define SQR_TOOM6_THRESHOLD                204
  71 #define SQR_TOOM8_THRESHOLD                309
  72
  73 #define MULMID_TOOM42_THRESHOLD             20
  74
  75 #define MULMOD_BNM1_THRESHOLD               10
  76 #define SQRMOD_BNM1_THRESHOLD               11
  77
  78 #define MUL_FFT_MODF_THRESHOLD             220  /* k = 5 */
  79 #define MUL_FFT_TABLE3                                      \
  80   { {    220, 5}, {     11, 6}, {      6, 5}, {     13, 6}, \
  81     {      7, 5}, {     15, 6}, {     13, 7}, {      7, 6}, \
  82     {     15, 7}, {      8, 6}, {     17, 7}, {      9, 6}, \
  83     {     19, 7}, {     13, 8}, {      7, 7}, {     17, 8}, \
  84     {      9, 7}, {     19, 8}, {     13, 9}, {      7, 8}, \
  85     {     19, 9}, {     11, 8}, {     23,10}, {      7, 9}, \
  86     {     15, 8}, {     33, 9}, {     19, 8}, {     39, 9}, \
  87     {     23,10}, {     15, 9}, {     39,10}, {     23,11}, \
  88     {     15,10}, {     31, 9}, {     63,10}, {     39, 9}, \
  89     {     79,10}, {     47,11}, {     31,10}, {     63, 9}, \
  90     {    127, 8}, {    255,10}, {     71, 9}, {    143, 8}, \
  91     {    287,10}, {     79,11}, {     47,12}, {     31,11}, \
  92     {     63,10}, {    127, 9}, {    255, 8}, {    511,10}, \
  93     {    143, 9}, {    287,11}, {     79,10}, {    159, 9}, \
  94     {    319,10}, {    175, 9}, {    351, 8}, {    703, 7}, \
  95     {   1407,11}, {     95,10}, {    191, 9}, {    383,10}, \
  96     {    207,11}, {    111,10}, {    223,12}, {     63,11}, \
  97     {    127,10}, {    255, 9}, {    511,11}, {    143,10}, \
  98     {    287, 9}, {    575, 8}, {   1151,10}, {    319,11}, \
  99     {    175,10}, {    351, 9}, {    703,12}, {     95,11}, \
 100     {    191,10}, {    383, 9}, {    767,11}, {    207,10}, \
 101     {    415,11}, {    223,13}, {   8192,14}, {  16384,15}, \
 102     {  32768,16}, {  65536,17}, { 131072,18}, { 262144,19}, \
 103     { 524288,20}, {1048576,21}, {2097152,22}, {4194304,23}, \
 104     {8388608,24} }
 105 #define MUL_FFT_TABLE3_SIZE 97
 106 #define MUL_FFT_THRESHOLD                 1728
 107
 108 #define SQR_FFT_MODF_THRESHOLD             212  /* k = 5 */
 109 #define SQR_FFT_TABLE3                                      \
 110   { {    212, 5}, {      7, 4}, {     15, 5}, {     13, 6}, \
 111     {      7, 5}, {     15, 6}, {     15, 7}, {      8, 6}, \
 112     {     17, 7}, {     13, 8}, {      7, 7}, {     17, 8}, \
 113     {      9, 7}, {     19, 8}, {     11, 7}, {     23, 8}, \
 114     {     13, 9}, {      7, 8}, {     19, 9}, {     11, 8}, \
 115     {     25,10}, {      7, 9}, {     15, 8}, {     31, 9}, \
 116     {     19, 8}, {     39, 9}, {     23,10}, {     15, 9}, \
 117     {     39,10}, {     23,11}, {     15,10}, {     31, 9}, \
 118     {     63,10}, {     47,11}, {     31,10}, {     63, 9}, \
 119     {    127, 8}, {    255,10}, {     71, 9}, {    143, 8}, \
 120     {    287,10}, {     79,11}, {     47,12}, {     31,11}, \
 121     {     63,10}, {    127, 9}, {    255, 8}, {    511,10}, \
 122     {    143, 9}, {    287,11}, {     79,10}, {    159, 9}, \
 123     {    319, 8}, {    639,10}, {    175, 9}, {    351, 8}, \
 124     {    703,10}, {    191, 9}, {    383, 8}, {    767,10}, \
 125     {    207, 9}, {    415,11}, {    111,10}, {    223,12}, \
 126     {     63,11}, {    127,10}, {    255, 9}, {    511,11}, \
 127     {    143,10}, {    287, 9}, {    575, 8}, {   1151,11}, \
 128     {    159,10}, {    319,11}, {    175,10}, {    351, 9}, \
 129     {    703,11}, {    191,10}, {    383,11}, {    207,10}, \
 130     {    415,11}, {    223,13}, {   8192,14}, {  16384,15}, \
 131     {  32768,16}, {  65536,17}, { 131072,18}, { 262144,19}, \
 132     { 524288,20}, {1048576,21}, {2097152,22}, {4194304,23}, \
 133     {8388608,24} }
 134 #define SQR_FFT_TABLE3_SIZE 93
 135 #define SQR_FFT_THRESHOLD                 1600
 136
 137 #define MULLO_BASECASE_THRESHOLD             2
 138 #define MULLO_DC_THRESHOLD                  33
 139 #define MULLO_MUL_N_THRESHOLD             3176
 140
 141 #define DC_DIV_QR_THRESHOLD                 28
 142 #define DC_DIVAPPR_Q_THRESHOLD             107
 143 #define DC_BDIV_QR_THRESHOLD                31
 144 #define DC_BDIV_Q_THRESHOLD                 78
 145
 146 #define INV_MULMOD_BNM1_THRESHOLD           43
 147 #define INV_NEWTON_THRESHOLD               129
 148 #define INV_APPR_THRESHOLD                 117
 149
 150 #define BINV_NEWTON_THRESHOLD              149
 151 #define REDC_1_TO_REDC_N_THRESHOLD          38
 152
 153 #define MU_DIV_QR_THRESHOLD                748
 154 #define MU_DIVAPPR_Q_THRESHOLD             748
 155 #define MUPI_DIV_QR_THRESHOLD               65
 156 #define MU_BDIV_QR_THRESHOLD               562
 157 #define MU_BDIV_Q_THRESHOLD                734
 158
 159 #define POWM_SEC_TABLE  4,23,274,961,2783
 160
 161 #define MATRIX22_STRASSEN_THRESHOLD         11
 162 #define HGCD_THRESHOLD                      79
 163 #define HGCD_APPR_THRESHOLD                 70
 164 #define HGCD_REDUCE_THRESHOLD             1094
 165 #define GCD_DC_THRESHOLD                   183
 166 #define GCDEXT_DC_THRESHOLD                148
 167 #define JACOBI_BASE_METHOD                   4
 168
 169 #define GET_STR_DC_THRESHOLD                30
 170 #define GET_STR_PRECOMPUTE_THRESHOLD        41
 171 #define SET_STR_DC_THRESHOLD               402
 172 #define SET_STR_PRECOMPUTE_THRESHOLD      1104
 173
 174 #define FAC_DSC_THRESHOLD                  842
 175 #define FAC_ODD_THRESHOLD                    0  /* always */