source/libs/gmp/gmp-src/mpn/powerpc64/mode64/p6/gmp-mparam.h

   1 /* POWER6 gmp-mparam.h -- Compiler/machine parameter header file.
   2
   3 Copyright 1991, 1993, 1994, 1999-2003, 2009-2011 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 /* 3500 MHz POWER6 (kolga.bibsys.no) */
  35
  36 #define MOD_1_NORM_THRESHOLD                 0  /* always */
  37 #define MOD_1_UNNORM_THRESHOLD               0  /* always */
  38 #define MOD_1N_TO_MOD_1_1_THRESHOLD          3
  39 #define MOD_1U_TO_MOD_1_1_THRESHOLD          3
  40 #define MOD_1_1_TO_MOD_1_2_THRESHOLD        12
  41 #define MOD_1_2_TO_MOD_1_4_THRESHOLD         0  /* never mpn_mod_1s_2p */
  42 #define PREINV_MOD_1_TO_MOD_1_THRESHOLD      6
  43 #define USE_PREINV_DIVREM_1                  0
  44 #define DIV_QR_2_PI2_THRESHOLD           MP_SIZE_T_MAX  /* never */
  45 #define DIVEXACT_1_THRESHOLD                 0  /* always (native) */
  46 #define BMOD_1_TO_MOD_1_THRESHOLD           21
  47
  48 #define MUL_TOOM22_THRESHOLD                20
  49 #define MUL_TOOM33_THRESHOLD                50
  50 #define MUL_TOOM44_THRESHOLD               106
  51 #define MUL_TOOM6H_THRESHOLD               274
  52 #define MUL_TOOM8H_THRESHOLD               339
  53
  54 #define MUL_TOOM32_TO_TOOM43_THRESHOLD      62
  55 #define MUL_TOOM32_TO_TOOM53_THRESHOLD      76
  56 #define MUL_TOOM42_TO_TOOM53_THRESHOLD      73
  57 #define MUL_TOOM42_TO_TOOM63_THRESHOLD      66
  58 #define MUL_TOOM43_TO_TOOM54_THRESHOLD      88
  59
  60 #define SQR_BASECASE_THRESHOLD               0  /* always (native) */
  61 #define SQR_TOOM2_THRESHOLD                 24
  62 #define SQR_TOOM3_THRESHOLD                 49
  63 #define SQR_TOOM4_THRESHOLD                130
  64 #define SQR_TOOM6_THRESHOLD                226
  65 #define SQR_TOOM8_THRESHOLD                272
  66
  67 #define MULMID_TOOM42_THRESHOLD             36
  68
  69 #define MULMOD_BNM1_THRESHOLD               14
  70 #define SQRMOD_BNM1_THRESHOLD               14
  71
  72 #define MUL_FFT_MODF_THRESHOLD             380  /* k = 5 */
  73 #define MUL_FFT_TABLE3                                      \
  74   { {    340, 5}, {     19, 6}, {     10, 5}, {     21, 6}, \
  75     {     11, 5}, {     23, 6}, {     21, 7}, {     11, 6}, \
  76     {     23, 7}, {     12, 6}, {     25, 7}, {     21, 8}, \
  77     {     11, 7}, {     24, 8}, {     13, 7}, {     27, 8}, \
  78     {     21, 9}, {     11, 8}, {     25, 9}, {     15, 8}, \
  79     {     33, 9}, {     23, 8}, {     47, 9}, {     27,10}, \
  80     {     15, 9}, {     39,10}, {     23, 9}, {     47,11}, \
  81     {     15,10}, {     31, 9}, {     63,10}, {     47,11}, \
  82     {     31,10}, {     71,11}, {     47,12}, {     31,11}, \
  83     {     63,10}, {    127, 9}, {    255, 8}, {    511,10}, \
  84     {    135, 9}, {    271,11}, {     79, 9}, {    319, 8}, \
  85     {    639,10}, {    175,11}, {     95,10}, {    191, 9}, \
  86     {    383,10}, {    207,12}, {     63,10}, {    255, 9}, \
  87     {    511,10}, {    271, 9}, {    543,11}, {    143,10}, \
  88     {    287, 9}, {    575,10}, {    303, 9}, {    607,10}, \
  89     {    319, 9}, {    639,11}, {    175,12}, {     95,11}, \
  90     {    191,10}, {    383,11}, {    207,10}, {    415,13}, \
  91     {   8192,14}, {  16384,15}, {  32768,16}, {  65536,17}, \
  92     { 131072,18}, { 262144,19}, { 524288,20}, {1048576,21}, \
  93     {2097152,22}, {4194304,23}, {8388608,24} }
  94 #define MUL_FFT_TABLE3_SIZE 79
  95 #define MUL_FFT_THRESHOLD                 3520
  96
  97 #define SQR_FFT_MODF_THRESHOLD             308  /* k = 5 */
  98 #define SQR_FFT_TABLE3                                      \
  99   { {    280, 5}, {     17, 6}, {      9, 5}, {     19, 6}, \
 100     {     21, 7}, {     11, 6}, {     23, 7}, {     21, 8}, \
 101     {     11, 7}, {     24, 8}, {     13, 7}, {     27, 8}, \
 102     {     21, 9}, {     11, 8}, {     25, 9}, {     15, 8}, \
 103     {     33, 9}, {     19, 8}, {     39, 9}, {     23, 8}, \
 104     {     47, 9}, {     27,10}, {     15, 9}, {     39,10}, \
 105     {     23, 9}, {     47,11}, {     15,10}, {     31, 9}, \
 106     {     63,10}, {     47,11}, {     31,10}, {     71, 9}, \
 107     {    143,11}, {     47,12}, {     31,11}, {     63, 9}, \
 108     {    255, 8}, {    511, 9}, {    271,10}, {    143,11}, \
 109     {     79,10}, {    159, 9}, {    319,10}, {    175, 9}, \
 110     {    351,11}, {     95,10}, {    191, 9}, {    383,10}, \
 111     {    207,12}, {     63,11}, {    127,10}, {    255, 9}, \
 112     {    511, 8}, {   1023,10}, {    271, 9}, {    543,11}, \
 113     {    143,10}, {    287, 9}, {    575,11}, {    159,10}, \
 114     {    319, 9}, {    639,11}, {    175,10}, {    351,12}, \
 115     {     95,11}, {    191,10}, {    383,11}, {    207,10}, \
 116     {    415,13}, {   8192,14}, {  16384,15}, {  32768,16}, \
 117     {  65536,17}, { 131072,18}, { 262144,19}, { 524288,20}, \
 118     {1048576,21}, {2097152,22}, {4194304,23}, {8388608,24} }
 119 #define SQR_FFT_TABLE3_SIZE 80
 120 #define SQR_FFT_THRESHOLD                 2752
 121
 122 #define MULLO_BASECASE_THRESHOLD             5
 123 #define MULLO_DC_THRESHOLD                  62
 124 #define MULLO_MUL_N_THRESHOLD             2995
 125
 126 #define DC_DIV_QR_THRESHOLD                 59
 127 #define DC_DIVAPPR_Q_THRESHOLD             200
 128 #define DC_BDIV_QR_THRESHOLD                70
 129 #define DC_BDIV_Q_THRESHOLD                168
 130
 131 #define INV_MULMOD_BNM1_THRESHOLD           53
 132 #define INV_NEWTON_THRESHOLD               170
 133 #define INV_APPR_THRESHOLD                 166
 134
 135 #define BINV_NEWTON_THRESHOLD              220
 136 #define REDC_1_TO_REDC_N_THRESHOLD          67
 137
 138 #define MU_DIV_QR_THRESHOLD                998
 139 #define MU_DIVAPPR_Q_THRESHOLD             942
 140 #define MUPI_DIV_QR_THRESHOLD               57
 141 #define MU_BDIV_QR_THRESHOLD               889
 142 #define MU_BDIV_Q_THRESHOLD               1078
 143
 144 #define POWM_SEC_TABLE  4,26,216,804,1731
 145
 146 #define MATRIX22_STRASSEN_THRESHOLD         13
 147 #define HGCD_THRESHOLD                     106
 148 #define HGCD_APPR_THRESHOLD                109
 149 #define HGCD_REDUCE_THRESHOLD             2205
 150 #define GCD_DC_THRESHOLD                   492
 151 #define GCDEXT_DC_THRESHOLD                327
 152 #define JACOBI_BASE_METHOD                   4
 153
 154 #define GET_STR_DC_THRESHOLD                16
 155 #define GET_STR_PRECOMPUTE_THRESHOLD        28
 156 #define SET_STR_DC_THRESHOLD               537
 157 #define SET_STR_PRECOMPUTE_THRESHOLD      1576
 158
 159 #define FAC_DSC_THRESHOLD                  426
 160 #define FAC_ODD_THRESHOLD                    0  /* always */