xref: /netbsd-src/external/lgpl3/gmp/dist/mpn/x86_64/goldmont/gmp-mparam.h (revision 3587d6f89c746bbb4f886219ddacd41ace480ecf)
1 /* Intel Goldmont 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 64
32 #define GMP_LIMB_BYTES 8
33 
34 /* 2200 MHz Intel Atom C3758 Goldmont/Denverton */
35 /* FFT tuning limit = 468,030,122 */
36 /* Generated by tuneup.c, 2019-10-12, gcc 8.3 */
37 
38 #define MOD_1_NORM_THRESHOLD                 3
39 #define MOD_1_UNNORM_THRESHOLD               5
40 #define MOD_1N_TO_MOD_1_1_THRESHOLD          5
41 #define MOD_1U_TO_MOD_1_1_THRESHOLD          4
42 #define MOD_1_1_TO_MOD_1_2_THRESHOLD        13
43 #define MOD_1_2_TO_MOD_1_4_THRESHOLD        38
44 #define PREINV_MOD_1_TO_MOD_1_THRESHOLD      9
45 #define USE_PREINV_DIVREM_1                  1  /* native */
46 #define DIV_QR_1_NORM_THRESHOLD              3
47 #define DIV_QR_1_UNNORM_THRESHOLD        MP_SIZE_T_MAX  /* never */
48 #define DIV_QR_2_PI2_THRESHOLD              17
49 #define DIVEXACT_1_THRESHOLD                 0  /* always (native) */
50 #define BMOD_1_TO_MOD_1_THRESHOLD           19
51 
52 #define DIV_1_VS_MUL_1_PERCENT             301
53 
54 #define MUL_TOOM22_THRESHOLD                23
55 #define MUL_TOOM33_THRESHOLD                65
56 #define MUL_TOOM44_THRESHOLD               178
57 #define MUL_TOOM6H_THRESHOLD               258
58 #define MUL_TOOM8H_THRESHOLD               357
59 
60 #define MUL_TOOM32_TO_TOOM43_THRESHOLD     121
61 #define MUL_TOOM32_TO_TOOM53_THRESHOLD     131
62 #define MUL_TOOM42_TO_TOOM53_THRESHOLD     121
63 #define MUL_TOOM42_TO_TOOM63_THRESHOLD     129
64 #define MUL_TOOM43_TO_TOOM54_THRESHOLD     178
65 
66 #define SQR_BASECASE_THRESHOLD               0  /* always (native) */
67 #define SQR_TOOM2_THRESHOLD                 30
68 #define SQR_TOOM3_THRESHOLD                113
69 #define SQR_TOOM4_THRESHOLD                290
70 #define SQR_TOOM6_THRESHOLD                351
71 #define SQR_TOOM8_THRESHOLD                  0  /* always */
72 
73 #define MULMID_TOOM42_THRESHOLD             36
74 
75 #define MULMOD_BNM1_THRESHOLD               14
76 #define SQRMOD_BNM1_THRESHOLD               16
77 
78 #define MUL_FFT_MODF_THRESHOLD             440  /* k = 5 */
79 #define MUL_FFT_TABLE3                                      \
80   { {    440, 5}, {     19, 6}, {     10, 5}, {     21, 6}, \
81     {     11, 5}, {     23, 6}, {     21, 7}, {     11, 6}, \
82     {     24, 7}, {     13, 6}, {     27, 7}, {     15, 6}, \
83     {     31, 7}, {     21, 8}, {     11, 7}, {     24, 8}, \
84     {     13, 7}, {     28, 8}, {     15, 7}, {     31, 8}, \
85     {     17, 7}, {     35, 8}, {     19, 7}, {     39, 8}, \
86     {     21, 9}, {     11, 8}, {     27, 9}, {     15, 8}, \
87     {     35, 9}, {     19, 8}, {     41, 9}, {     23, 8}, \
88     {     47, 9}, {     27,10}, {     15, 9}, {     39,10}, \
89     {     23, 9}, {     51,11}, {     15,10}, {     31, 9}, \
90     {     71,10}, {     39, 9}, {     83,10}, {     47, 9}, \
91     {     95,10}, {     55,11}, {     31,10}, {     79,11}, \
92     {     47,10}, {    103,12}, {     31,11}, {     63,10}, \
93     {    135,11}, {     79,10}, {    159,11}, {     95,10}, \
94     {    191,11}, {    111,12}, {     63,11}, {    127,10}, \
95     {    255,11}, {    143,10}, {    287, 9}, {    575,11}, \
96     {    159,10}, {    319,12}, {     95,11}, {    191,10}, \
97     {    383, 9}, {    767,11}, {    207,10}, {    415,13}, \
98     {     63,12}, {    127,11}, {    255,10}, {    511,11}, \
99     {    271,10}, {    543,11}, {    287,10}, {    575,11}, \
100     {    303,12}, {    159,11}, {    319,10}, {    639,11}, \
101     {    367,12}, {    191,11}, {    383,10}, {    767,11}, \
102     {    415,12}, {    223,11}, {    479,13}, {    127,12}, \
103     {    255,11}, {    543,12}, {    287,11}, {    607,12}, \
104     {    319,11}, {    639,12}, {    351,11}, {    703,13}, \
105     {    191,12}, {    383,11}, {    767,12}, {    415,11}, \
106     {    831,12}, {    479,14}, {    127,13}, {    255,12}, \
107     {    543,11}, {   1087,12}, {    607,13}, {    319,12}, \
108     {    671,11}, {   1343,12}, {    703,11}, {   1407,12}, \
109     {    735,13}, {    383,12}, {    767,11}, {   1535,12}, \
110     {    831,13}, {    447,12}, {    959,14}, {    255,13}, \
111     {    511,12}, {   1023,11}, {   2047,12}, {   1087,13}, \
112     {    575,12}, {   1215,11}, {   2431,10}, {   4863,13}, \
113     {    639,12}, {   1279,11}, {   2559,12}, {   1343,13}, \
114     {    703,12}, {   1407,14}, {    383,13}, {    767,12}, \
115     {   1535,13}, {    831,12}, {   1727,13}, {    959,15}, \
116     {    255,14}, {    511,13}, {   1023,12}, {   2047,13}, \
117     {   1087,12}, {   2175,13}, {   1151,12}, {   2303,13}, \
118     {   1215,12}, {   2431,11}, {   4863,14}, {    639,13}, \
119     {   1279,12}, {   2559,13}, {   1343,12}, {   2687,13}, \
120     {   1407,12}, {   2815,13}, {   1471,12}, {   2943,11}, \
121     {   5887,14}, {    767,13}, {   1535,12}, {   3071,13}, \
122     {   1727,14}, {    895,13}, {   1791,12}, {   3583,13}, \
123     {   1919,15}, {    511,14}, {   1023,13}, {   2175,14}, \
124     {   1151,13}, {   2303,12}, {   4607,13}, {   2431,12}, \
125     {   4863,14}, {   1279,13}, {   2687,14}, {   1407,13}, \
126     {   2943,12}, {   5887,15}, {    767,14}, {   1535,13}, \
127     {   3071,14}, {   1663,13}, {   3455,12}, {   6911,14}, \
128     {   1791,13}, {   3583,14}, {   1919,13}, {   3839,16}, \
129     {    511,15}, {   1023,14}, {   2431,13}, {   4863,15}, \
130     {   1279,14}, {   2943,13}, {   5887,12}, {  11775,15}, \
131     {   1535,14}, {   3455,13}, {   6911,15}, {   1791,14}, \
132     {   3839,13}, {   7679,12}, {  15359,14}, {   3967,16}, \
133     {   1023,15}, {   2047,14}, {   4351,15}, {   2303,14}, \
134     {   4863,15}, {   2815,14}, {   5887,13}, {  11775,16}, \
135     {   1535,15}, {   3071,14}, {   6143,15}, {   3327,14}, \
136     {   6911,15}, {   3839,14}, {   7679,13}, {  15359,17}, \
137     {   1023,16}, {   2047,15}, {   4351,14}, {   8703,15}, \
138     {   4863,16}, {   2559,15}, {   5887,14}, {  11775,16}, \
139     {   3071,15}, {   6911,16}, {   3583,15}, {   7679,14}, \
140     {  15359,15}, {   7935,17}, {   2047,16}, {   4095,15}, \
141     {   8703,16}, {   4607,15}, {   9983,14}, {  19967,16}, \
142     {   5119,15}, {  10239,16}, {   5631,15}, {  11775,17}, \
143     {   3071,16}, {  65536,17}, { 131072,18}, { 262144,19}, \
144     { 524288,20}, {1048576,21}, {2097152,22}, {4194304,23}, \
145     {8388608,24} }
146 #define MUL_FFT_TABLE3_SIZE 261
147 #define MUL_FFT_THRESHOLD                 4544
148 
149 #define SQR_FFT_MODF_THRESHOLD             380  /* k = 5 */
150 #define SQR_FFT_TABLE3                                      \
151   { {    380, 5}, {     19, 6}, {     10, 5}, {     21, 6}, \
152     {     11, 5}, {     23, 6}, {     12, 5}, {     25, 6}, \
153     {     25, 7}, {     13, 6}, {     27, 7}, {     15, 6}, \
154     {     31, 7}, {     25, 8}, {     13, 7}, {     27, 8}, \
155     {     15, 7}, {     31, 8}, {     21, 9}, {     11, 8}, \
156     {     27, 9}, {     15, 8}, {     33, 9}, {     19, 8}, \
157     {     41, 9}, {     23, 8}, {     47, 9}, {     27,10}, \
158     {     15, 9}, {     39,10}, {     23, 9}, {     51,11}, \
159     {     15,10}, {     31, 9}, {     67,10}, {     39, 9}, \
160     {     79,10}, {     55,11}, {     31,10}, {     79,11}, \
161     {     47,10}, {     95,12}, {     31,11}, {     63,10}, \
162     {    127, 9}, {    255,10}, {    135,11}, {     79,10}, \
163     {    159, 9}, {    319,11}, {     95,10}, {    191, 9}, \
164     {    383,12}, {     63,11}, {    127,10}, {    255, 9}, \
165     {    511,10}, {    271, 9}, {    543,10}, {    287, 9}, \
166     {    575,10}, {    303, 9}, {    607,10}, {    319, 9}, \
167     {    639,12}, {     95,11}, {    191,10}, {    383,11}, \
168     {    207,13}, {     63,12}, {    127,11}, {    255,10}, \
169     {    511,11}, {    271,10}, {    543,11}, {    287,10}, \
170     {    575,11}, {    303,10}, {    607,11}, {    319,10}, \
171     {    639,11}, {    351,10}, {    703,11}, {    367,12}, \
172     {    191,11}, {    415,12}, {    223,11}, {    479,13}, \
173     {    127,12}, {    255,11}, {    543,12}, {    287,11}, \
174     {    607,12}, {    319,11}, {    639,12}, {    351,11}, \
175     {    703,10}, {   1407,13}, {    191,12}, {    383,11}, \
176     {    767,12}, {    479,14}, {    127,13}, {    255,12}, \
177     {    607,13}, {    319,12}, {    703,11}, {   1407,12}, \
178     {    735,13}, {    383,12}, {    767,11}, {   1535,12}, \
179     {    799,13}, {    447,12}, {    895,11}, {   1791,14}, \
180     {    255,13}, {    511,12}, {   1023,13}, {    575,12}, \
181     {   1151,11}, {   2303,12}, {   1215,13}, {    639,12}, \
182     {   1279,13}, {    703,12}, {   1407,14}, {    383,13}, \
183     {    767,12}, {   1535,13}, {    831,12}, {   1663,13}, \
184     {    895,12}, {   1791,13}, {    959,15}, {    255,14}, \
185     {    511,13}, {   1023,12}, {   2047,13}, {   1087,12}, \
186     {   2175,13}, {   1151,12}, {   2303,13}, {   1215,12}, \
187     {   2431,14}, {    639,13}, {   1279,12}, {   2559,13}, \
188     {   1343,12}, {   2687,13}, {   1407,12}, {   2815,13}, \
189     {   1471,12}, {   2943,11}, {   5887,14}, {    767,13}, \
190     {   1535,12}, {   3071,13}, {   1599,12}, {   3199,13}, \
191     {   1663,14}, {    895,13}, {   1791,12}, {   3583,15}, \
192     {    511,14}, {   1023,13}, {   2175,14}, {   1151,13}, \
193     {   2303,12}, {   4607,13}, {   2431,12}, {   4863,14}, \
194     {   1279,13}, {   2687,14}, {   1407,13}, {   2943,12}, \
195     {   5887,15}, {    767,14}, {   1535,13}, {   3199,14}, \
196     {   1663,13}, {   3455,12}, {   6911,14}, {   1791,13}, \
197     {   3583,14}, {   1919,16}, {    511,15}, {   1023,14}, \
198     {   2303,13}, {   4607,14}, {   2431,13}, {   4863,15}, \
199     {   1279,14}, {   2943,13}, {   5887,12}, {  11775,15}, \
200     {   1535,14}, {   3455,13}, {   6911,15}, {   1791,14}, \
201     {   3583,13}, {   7167,14}, {   3839,13}, {   7679,12}, \
202     {  15359,16}, {   1023,15}, {   2047,14}, {   4223,15}, \
203     {   2303,14}, {   4863,15}, {   2559,14}, {   5119,15}, \
204     {   2815,14}, {   5887,13}, {  11775,16}, {   1535,15}, \
205     {   3071,14}, {   6143,15}, {   3327,14}, {   6911,15}, \
206     {   3583,14}, {   7167,15}, {   3839,14}, {   7679,13}, \
207     {  15359,17}, {   1023,16}, {   2047,15}, {   4095,14}, \
208     {   8191,15}, {   4863,16}, {   2559,15}, {   5887,14}, \
209     {  11775,16}, {   3071,15}, {   6911,16}, {   3583,15}, \
210     {   7679,14}, {  15359,15}, {   7935,14}, {  15871,17}, \
211     {   2047,16}, {   4095,15}, {   8447,16}, {   4607,15}, \
212     {   9983,14}, {  19967,16}, {   5119,15}, {  10239,16}, \
213     {   5631,15}, {  11775,17}, {   3071,16}, {  65536,17}, \
214     { 131072,18}, { 262144,19}, { 524288,20}, {1048576,21}, \
215     {2097152,22}, {4194304,23}, {8388608,24} }
216 #define SQR_FFT_TABLE3_SIZE 259
217 #define SQR_FFT_THRESHOLD                 3520
218 
219 #define MULLO_BASECASE_THRESHOLD             0  /* always */
220 #define MULLO_DC_THRESHOLD                  62
221 #define MULLO_MUL_N_THRESHOLD             8907
222 #define SQRLO_BASECASE_THRESHOLD            10
223 #define SQRLO_DC_THRESHOLD                  13
224 #define SQRLO_SQR_THRESHOLD               7035
225 
226 #define DC_DIV_QR_THRESHOLD                 51
227 #define DC_DIVAPPR_Q_THRESHOLD             183
228 #define DC_BDIV_QR_THRESHOLD                47
229 #define DC_BDIV_Q_THRESHOLD                 88
230 
231 #define INV_MULMOD_BNM1_THRESHOLD           46
232 #define INV_NEWTON_THRESHOLD               226
233 #define INV_APPR_THRESHOLD                 204
234 
235 #define BINV_NEWTON_THRESHOLD              264
236 #define REDC_1_TO_REDC_2_THRESHOLD          28
237 #define REDC_2_TO_REDC_N_THRESHOLD          54
238 
239 #define MU_DIV_QR_THRESHOLD               1589
240 #define MU_DIVAPPR_Q_THRESHOLD            1620
241 #define MUPI_DIV_QR_THRESHOLD               83
242 #define MU_BDIV_QR_THRESHOLD              1334
243 #define MU_BDIV_Q_THRESHOLD               1470
244 
245 #define POWM_SEC_TABLE  1,16,194,642
246 
247 #define GET_STR_DC_THRESHOLD                10
248 #define GET_STR_PRECOMPUTE_THRESHOLD        17
249 #define SET_STR_DC_THRESHOLD               381
250 #define SET_STR_PRECOMPUTE_THRESHOLD      1042
251 
252 #define FAC_DSC_THRESHOLD                  218
253 #define FAC_ODD_THRESHOLD                   25
254 
255 #define MATRIX22_STRASSEN_THRESHOLD         21
256 #define HGCD2_DIV1_METHOD                    1  /* 6.58% faster than 3 */
257 #define HGCD_THRESHOLD                     136
258 #define HGCD_APPR_THRESHOLD                168
259 #define HGCD_REDUCE_THRESHOLD             3014
260 #define GCD_DC_THRESHOLD                   416
261 #define GCDEXT_DC_THRESHOLD                393
262 #define JACOBI_BASE_METHOD                   4  /* 1.17% faster than 3 */
263 
264 /* Tuneup completed successfully, took 800192 seconds */
265