xref: /netbsd-src/external/lgpl3/gmp/dist/mpn/x86/coreibwl/gmp-mparam.h (revision 72c7faa4dbb41dbb0238d6b4a109da0d4b236dd4)
1 /* x86/coreibwl gmp-mparam.h -- Compiler/machine parameter header file.
2 
3 Copyright 2019 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 /* 3400-3800 MHz Intel Xeon E3-1285Lv4 Broadwell */
35 /* FFT tuning limit = 67,000,000 */
36 /* Generated by tuneup.c, 2019-10-20, gcc 8.3 */
37 
38 #define MOD_1_NORM_THRESHOLD                15
39 #define MOD_1_UNNORM_THRESHOLD              16
40 #define MOD_1N_TO_MOD_1_1_THRESHOLD         10
41 #define MOD_1U_TO_MOD_1_1_THRESHOLD          8
42 #define MOD_1_1_TO_MOD_1_2_THRESHOLD         0  /* never mpn_mod_1_1p */
43 #define MOD_1_2_TO_MOD_1_4_THRESHOLD        10
44 #define PREINV_MOD_1_TO_MOD_1_THRESHOLD     11
45 #define USE_PREINV_DIVREM_1                  1  /* native */
46 #define DIV_QR_1N_PI1_METHOD                 1  /* 21.34% faster than 2 */
47 #define DIV_QR_1_NORM_THRESHOLD             14
48 #define DIV_QR_1_UNNORM_THRESHOLD        MP_SIZE_T_MAX  /* never */
49 #define DIV_QR_2_PI2_THRESHOLD              29
50 #define DIVEXACT_1_THRESHOLD                 0  /* always (native) */
51 #define BMOD_1_TO_MOD_1_THRESHOLD           19
52 
53 #define DIV_1_VS_MUL_1_PERCENT             295
54 
55 #define MUL_TOOM22_THRESHOLD                26
56 #define MUL_TOOM33_THRESHOLD                97
57 #define MUL_TOOM44_THRESHOLD               220
58 #define MUL_TOOM6H_THRESHOLD               306
59 #define MUL_TOOM8H_THRESHOLD               454
60 
61 #define MUL_TOOM32_TO_TOOM43_THRESHOLD      93
62 #define MUL_TOOM32_TO_TOOM53_THRESHOLD     153
63 #define MUL_TOOM42_TO_TOOM53_THRESHOLD     154
64 #define MUL_TOOM42_TO_TOOM63_THRESHOLD     169
65 #define MUL_TOOM43_TO_TOOM54_THRESHOLD     136
66 
67 #define SQR_BASECASE_THRESHOLD               0  /* always (native) */
68 #define SQR_TOOM2_THRESHOLD                 44
69 #define SQR_TOOM3_THRESHOLD                134
70 #define SQR_TOOM4_THRESHOLD                242
71 #define SQR_TOOM6_THRESHOLD                342
72 #define SQR_TOOM8_THRESHOLD                502
73 
74 #define MULMID_TOOM42_THRESHOLD             98
75 
76 #define MULMOD_BNM1_THRESHOLD               20
77 #define SQRMOD_BNM1_THRESHOLD               23
78 
79 #define MUL_FFT_MODF_THRESHOLD             540  /* k = 5 */
80 #define MUL_FFT_TABLE3                                      \
81   { {    540, 5}, {     29, 6}, {     15, 5}, {     31, 6}, \
82     {     16, 5}, {     33, 6}, {     17, 5}, {     36, 6}, \
83     {     25, 7}, {     13, 6}, {     29, 7}, {     15, 6}, \
84     {     33, 7}, {     17, 6}, {     36, 7}, {     19, 6}, \
85     {     39, 7}, {     21, 6}, {     43, 7}, {     23, 6}, \
86     {     47, 7}, {     29, 8}, {     15, 7}, {     35, 8}, \
87     {     19, 7}, {     43, 8}, {     23, 7}, {     49, 8}, \
88     {     27, 7}, {     55, 9}, {     15, 8}, {     31, 7}, \
89     {     63, 8}, {     43, 9}, {     23, 8}, {     55,10}, \
90     {     15, 9}, {     31, 8}, {     67, 9}, {     39, 8}, \
91     {     83, 9}, {     47, 8}, {     95, 9}, {     55,10}, \
92     {     31, 9}, {     79,10}, {     47, 9}, {     95,11}, \
93     {     31,10}, {     63, 9}, {    135,10}, {     79, 9}, \
94     {    159,10}, {     95, 9}, {    191,10}, {    111,11}, \
95     {     63,10}, {    143, 9}, {    287,10}, {    159,11}, \
96     {     95, 7}, {   1599, 8}, {    831, 9}, {    431, 8}, \
97     {    863, 9}, {    447,10}, {    239, 9}, {    479,10}, \
98     {    255, 9}, {    511,10}, {    287,11}, {    159,10}, \
99     {    319, 9}, {    639,10}, {    335, 9}, {    671,11}, \
100     {    191,10}, {    383, 9}, {    767,10}, {    399,11}, \
101     {    223,12}, {    127,11}, {    255,10}, {    511, 9}, \
102     {   1023,11}, {    287,10}, {    607,11}, {    319,10}, \
103     {    671,11}, {    351,12}, {    191,11}, {    383,10}, \
104     {    799,11}, {    415,13}, {    127,12}, {    255,11}, \
105     {    543,10}, {   1119,11}, {    607,12}, {    319,11}, \
106     {    671,10}, {   1343,11}, {    735,12}, {    383,11}, \
107     {    799,10}, {   1599,11}, {    863,12}, {    447,11}, \
108     {    959,13}, {    255,12}, {    511,11}, {   1119,12}, \
109     {    575,11}, {   1215,12}, {    639,11}, {   1343,12}, \
110     {    703,11}, {   1407,13}, {    383,12}, {    767,11}, \
111     {   1599,12}, {    831,11}, {   1727,12}, {    959,14}, \
112     {    255,13}, {    511,12}, {   1215,13}, {    639,12}, \
113     {   1471,13}, {    767,12}, {   1727,13}, {    895,12}, \
114     {   1919,14}, {    511,13}, {   1023,12}, {   2239,13}, \
115     {   1151,12}, {   2431,13}, {   1279,12}, {   2623,13}, \
116     {   1407,12}, {   2815,14}, {    767,13}, {   1535,12}, \
117     {   3135,13}, {   1663,12}, {   3455,13}, {   1919,15}, \
118     {    511,14}, {   1023,13}, {   2175,12}, {   4479,13}, \
119     {   2431,14}, {   1279,13}, {   2943,12}, {   5887,14}, \
120     {   1535,13}, {   3455,14}, {   1791,13}, {   3839,15}, \
121     {   1023,14}, {   2047,13}, {   4479,14}, {   2303,13}, \
122     {   4991,12}, {   9983,14}, {   2559,13}, {   5247,14}, \
123     {   2815,13}, {   5887,15}, {   1535,14}, {   3839,16} }
124 #define MUL_FFT_TABLE3_SIZE 172
125 #define MUL_FFT_THRESHOLD                 7424
126 
127 #define SQR_FFT_MODF_THRESHOLD             472  /* k = 5 */
128 #define SQR_FFT_TABLE3                                      \
129   { {    472, 5}, {     29, 6}, {     15, 5}, {     33, 6}, \
130     {     37, 7}, {     19, 6}, {     40, 7}, {     29, 8}, \
131     {     15, 7}, {     35, 8}, {     19, 7}, {     43, 8}, \
132     {     23, 7}, {     49, 8}, {     27, 9}, {     15, 8}, \
133     {     31, 7}, {     63, 8}, {     43, 9}, {     23, 8}, \
134     {     55,10}, {     15, 9}, {     31, 8}, {     67, 9}, \
135     {     39, 8}, {     83, 9}, {     47, 8}, {     95, 9}, \
136     {     55,10}, {     31, 9}, {     79,10}, {     47, 9}, \
137     {     95,11}, {     31,10}, {     63, 9}, {    135,10}, \
138     {     79, 9}, {    159,10}, {     95,11}, {     63,10}, \
139     {    127, 9}, {    255,10}, {    143, 9}, {    287,10}, \
140     {    159,11}, {     95,12}, {     63,11}, {    127,10}, \
141     {    271, 9}, {    543, 6}, {   4479, 7}, {   2431, 8}, \
142     {   1247, 7}, {   2495, 8}, {   1279,10}, {    351,11}, \
143     {    191,10}, {    399, 9}, {    799,10}, {    415,12}, \
144     {    127,11}, {    255,10}, {    543,11}, {    287,10}, \
145     {    607,11}, {    319,10}, {    639,11}, {    351,12}, \
146     {    191,11}, {    383,10}, {    799,11}, {    415,10}, \
147     {    831,13}, {    127,12}, {    255,11}, {    511,10}, \
148     {   1023,11}, {    543,10}, {   1087,11}, {    607,12}, \
149     {    319,11}, {    671,10}, {   1343,11}, {    735,12}, \
150     {    383,11}, {    799,10}, {   1599,11}, {    863,12}, \
151     {    447,11}, {    927,13}, {    255,12}, {    511,11}, \
152     {   1087,12}, {    575,11}, {   1215,12}, {    639,11}, \
153     {   1343,12}, {    703,11}, {   1471,13}, {    383,12}, \
154     {    767,11}, {   1599,12}, {    831,11}, {   1663,12}, \
155     {    895,11}, {   1855,14}, {    255,13}, {    511,12}, \
156     {   1023,11}, {   2047,12}, {   1087,11}, {   2239,12}, \
157     {   1215,13}, {    639,12}, {   1471,13}, {    767,12}, \
158     {   1663,13}, {    895,12}, {   1983,14}, {    511,13}, \
159     {   1023,12}, {   2239,13}, {   1151,12}, {   2495,13}, \
160     {   1279,12}, {   2623,13}, {   1407,14}, {    767,13}, \
161     {   1535,12}, {   3135,13}, {   1663,12}, {   3455,13}, \
162     {   1919,15}, {    511,14}, {   1023,13}, {   2175,12}, \
163     {   4479,13}, {   2431,14}, {   1279,13}, {   2943,12}, \
164     {   5887,14}, {   1535,13}, {   3455,14}, {   1791,13}, \
165     {   3839,15}, {   1023,14}, {   2047,13}, {   4479,14}, \
166     {   2303,13}, {   4991,12}, {   9983,14}, {   2815,13}, \
167     {   5887,15}, {   1535,14}, {   3327,13}, {   6783,14}, \
168     {   3839,16} }
169 #define SQR_FFT_TABLE3_SIZE 157
170 #define SQR_FFT_THRESHOLD                 5568
171 
172 #define MULLO_BASECASE_THRESHOLD            16
173 #define MULLO_DC_THRESHOLD                  37
174 #define MULLO_MUL_N_THRESHOLD            14281
175 #define SQRLO_BASECASE_THRESHOLD             0  /* always */
176 #define SQRLO_DC_THRESHOLD                 137
177 #define SQRLO_SQR_THRESHOLD              10821
178 
179 #define DC_DIV_QR_THRESHOLD                 54
180 #define DC_DIVAPPR_Q_THRESHOLD             146
181 #define DC_BDIV_QR_THRESHOLD                98
182 #define DC_BDIV_Q_THRESHOLD                218
183 
184 #define INV_MULMOD_BNM1_THRESHOLD           50
185 #define INV_NEWTON_THRESHOLD               173
186 #define INV_APPR_THRESHOLD                 165
187 
188 #define BINV_NEWTON_THRESHOLD              278
189 #define REDC_1_TO_REDC_N_THRESHOLD          79
190 
191 #define MU_DIV_QR_THRESHOLD               1787
192 #define MU_DIVAPPR_Q_THRESHOLD            1787
193 #define MUPI_DIV_QR_THRESHOLD               78
194 #define MU_BDIV_QR_THRESHOLD              1589
195 #define MU_BDIV_Q_THRESHOLD               1830
196 
197 #define POWM_SEC_TABLE  1,16,126,416,932
198 
199 #define GET_STR_DC_THRESHOLD                11
200 #define GET_STR_PRECOMPUTE_THRESHOLD        17
201 #define SET_STR_DC_THRESHOLD               306
202 #define SET_STR_PRECOMPUTE_THRESHOLD       894
203 
204 #define FAC_DSC_THRESHOLD                  141
205 #define FAC_ODD_THRESHOLD                   34
206 
207 #define MATRIX22_STRASSEN_THRESHOLD         20
208 #define HGCD2_DIV1_METHOD                    3  /* 5.97% faster than 1 */
209 #define HGCD_THRESHOLD                      73
210 #define HGCD_APPR_THRESHOLD                123
211 #define HGCD_REDUCE_THRESHOLD             3664
212 #define GCD_DC_THRESHOLD                   562
213 #define GCDEXT_DC_THRESHOLD                465
214 #define JACOBI_BASE_METHOD                   1  /* 31.16% faster than 3 */
215 
216 /* Tuneup completed successfully, took 35114 seconds */
217