1 /* Intel Silvermont/32 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 /* 2400 MHz Intel Atom C2758 Silvermont/Rangeley */
35 /* FFT tuning limit = 67,000,000 */
36 /* Generated by tuneup.c, 2019-10-30, 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 9
41 #define MOD_1U_TO_MOD_1_1_THRESHOLD 5
42 #define MOD_1_1_TO_MOD_1_2_THRESHOLD 11
43 #define MOD_1_2_TO_MOD_1_4_THRESHOLD 0 /* never mpn_mod_1s_2p */
44 #define PREINV_MOD_1_TO_MOD_1_THRESHOLD 16
45 #define USE_PREINV_DIVREM_1 1 /* native */
46 #define DIV_QR_1N_PI1_METHOD 1 /* 64.62% faster than 2 */
47 #define DIV_QR_1_NORM_THRESHOLD MP_SIZE_T_MAX /* never */
48 #define DIV_QR_1_UNNORM_THRESHOLD MP_SIZE_T_MAX /* never */
49 #define DIV_QR_2_PI2_THRESHOLD MP_SIZE_T_MAX /* never */
50 #define DIVEXACT_1_THRESHOLD 0 /* always (native) */
51 #define BMOD_1_TO_MOD_1_THRESHOLD 32
52
53 #define DIV_1_VS_MUL_1_PERCENT 204
54
55 #define MUL_TOOM22_THRESHOLD 26
56 #define MUL_TOOM33_THRESHOLD 105
57 #define MUL_TOOM44_THRESHOLD 236
58 #define MUL_TOOM6H_THRESHOLD 351
59 #define MUL_TOOM8H_THRESHOLD 502
60
61 #define MUL_TOOM32_TO_TOOM43_THRESHOLD 105
62 #define MUL_TOOM32_TO_TOOM53_THRESHOLD 163
63 #define MUL_TOOM42_TO_TOOM53_THRESHOLD 137
64 #define MUL_TOOM42_TO_TOOM63_THRESHOLD 174
65 #define MUL_TOOM43_TO_TOOM54_THRESHOLD 215
66
67 #define SQR_BASECASE_THRESHOLD 0 /* always (native) */
68 #define SQR_TOOM2_THRESHOLD 36
69 #define SQR_TOOM3_THRESHOLD 138
70 #define SQR_TOOM4_THRESHOLD 360
71 #define SQR_TOOM6_THRESHOLD 494
72 #define SQR_TOOM8_THRESHOLD 620
73
74 #define MULMID_TOOM42_THRESHOLD 58
75
76 #define MULMOD_BNM1_THRESHOLD 15
77 #define SQRMOD_BNM1_THRESHOLD 19
78
79 #define MUL_FFT_MODF_THRESHOLD 460 /* k = 5 */
80 #define MUL_FFT_TABLE3 \
81 { { 460, 5}, { 21, 6}, { 11, 5}, { 23, 6}, \
82 { 12, 5}, { 25, 6}, { 13, 5}, { 27, 6}, \
83 { 21, 7}, { 11, 6}, { 25, 7}, { 13, 6}, \
84 { 27, 7}, { 15, 6}, { 31, 7}, { 17, 6}, \
85 { 35, 7}, { 19, 6}, { 39, 7}, { 21, 8}, \
86 { 11, 7}, { 27, 8}, { 15, 7}, { 35, 8}, \
87 { 19, 7}, { 41, 8}, { 23, 7}, { 47, 8}, \
88 { 27, 9}, { 15, 8}, { 31, 7}, { 63, 8}, \
89 { 39, 9}, { 23, 8}, { 51,10}, { 15, 9}, \
90 { 31, 8}, { 67, 9}, { 39, 8}, { 79, 9}, \
91 { 47, 8}, { 95,10}, { 31, 9}, { 79,10}, \
92 { 47, 9}, { 95,11}, { 31,10}, { 63, 9}, \
93 { 135,10}, { 79, 9}, { 159,10}, { 95,11}, \
94 { 63,10}, { 127, 9}, { 255,10}, { 143, 9}, \
95 { 287,10}, { 159,11}, { 95,10}, { 191,12}, \
96 { 63,11}, { 127,10}, { 255, 9}, { 511,10}, \
97 { 271, 9}, { 543,10}, { 287, 9}, { 575,11}, \
98 { 159,10}, { 319, 9}, { 639,10}, { 335, 9}, \
99 { 671,10}, { 351, 9}, { 703,11}, { 191,10}, \
100 { 383, 9}, { 767,10}, { 415, 9}, { 831,12}, \
101 { 127,11}, { 255,10}, { 543, 9}, { 1087,11}, \
102 { 287,10}, { 607, 9}, { 1215,11}, { 319,10}, \
103 { 671,11}, { 351,10}, { 735,12}, { 191,11}, \
104 { 383,10}, { 767,11}, { 415,10}, { 831,13}, \
105 { 127,12}, { 255,11}, { 543,10}, { 1087,11}, \
106 { 607,10}, { 1215,12}, { 319,11}, { 671,10}, \
107 { 1343,11}, { 735,10}, { 1471,12}, { 383,11}, \
108 { 863,10}, { 1727,12}, { 447,11}, { 959,13}, \
109 { 255,12}, { 511,11}, { 1087,12}, { 575,11}, \
110 { 1215,10}, { 2431,12}, { 639,11}, { 1343,12}, \
111 { 703,11}, { 1471,13}, { 383,12}, { 767,11}, \
112 { 1535,12}, { 831,11}, { 1727,10}, { 3455,12}, \
113 { 959,11}, { 1919,14}, { 255,13}, { 511,12}, \
114 { 1215,11}, { 2431,13}, { 639,12}, { 1471,11}, \
115 { 2943,13}, { 767,12}, { 1727,11}, { 3455,13}, \
116 { 895,12}, { 1919,14}, { 511,13}, { 1023,12}, \
117 { 2111,13}, { 1151,12}, { 2431,13}, { 1407,12}, \
118 { 2943,14}, { 767,13}, { 1663,12}, { 3455,13}, \
119 { 1919,15}, { 511,14}, { 1023,13}, { 2175,12}, \
120 { 4479,13}, { 2431,14}, { 1279,13}, { 2943,12}, \
121 { 5887,14}, { 1535,13}, { 3455,14}, { 1791,13}, \
122 { 3967,12}, { 7935,15}, { 1023,14}, { 2047,13}, \
123 { 4479,14}, { 2303,13}, { 4991,12}, { 9983,14}, \
124 { 2815,13}, { 5887,15}, { 1535,14}, { 3839,13}, \
125 { 7935,16} }
126 #define MUL_FFT_TABLE3_SIZE 177
127 #define MUL_FFT_THRESHOLD 4544
128
129 #define SQR_FFT_MODF_THRESHOLD 400 /* k = 5 */
130 #define SQR_FFT_TABLE3 \
131 { { 400, 5}, { 21, 6}, { 11, 5}, { 23, 6}, \
132 { 12, 5}, { 25, 6}, { 13, 5}, { 28, 6}, \
133 { 21, 7}, { 11, 6}, { 25, 7}, { 13, 6}, \
134 { 28, 7}, { 15, 6}, { 32, 7}, { 17, 6}, \
135 { 35, 7}, { 19, 6}, { 39, 7}, { 21, 8}, \
136 { 11, 7}, { 27, 8}, { 15, 7}, { 35, 8}, \
137 { 19, 7}, { 41, 8}, { 23, 7}, { 47, 8}, \
138 { 27, 9}, { 15, 8}, { 31, 7}, { 63, 8}, \
139 { 39, 9}, { 23, 8}, { 51,10}, { 15, 9}, \
140 { 31, 8}, { 67, 9}, { 39, 8}, { 79, 9}, \
141 { 55,10}, { 31, 9}, { 79,10}, { 47, 9}, \
142 { 95,11}, { 31,10}, { 63, 9}, { 127,10}, \
143 { 79, 9}, { 159,10}, { 95,11}, { 63,10}, \
144 { 127, 9}, { 255,10}, { 143, 9}, { 287, 8}, \
145 { 575,10}, { 159,11}, { 95,12}, { 63,11}, \
146 { 127,10}, { 255, 9}, { 511,10}, { 271, 9}, \
147 { 543,10}, { 287, 9}, { 575,11}, { 159,10}, \
148 { 319, 9}, { 639,10}, { 335, 9}, { 671,10}, \
149 { 351, 9}, { 735,11}, { 191,10}, { 383, 9}, \
150 { 799,10}, { 415, 9}, { 831,11}, { 223,12}, \
151 { 127,11}, { 255,10}, { 543, 9}, { 1087,11}, \
152 { 287,10}, { 607, 9}, { 1215,11}, { 319,10}, \
153 { 671,11}, { 351,10}, { 735, 9}, { 1471,12}, \
154 { 191,11}, { 383,10}, { 799,11}, { 415,10}, \
155 { 863,13}, { 127,12}, { 255,11}, { 543,10}, \
156 { 1087,11}, { 607,10}, { 1215,12}, { 319,11}, \
157 { 671,10}, { 1343,11}, { 735,10}, { 1471,12}, \
158 { 383,11}, { 863,10}, { 1727,12}, { 447,11}, \
159 { 959,13}, { 255,12}, { 511,11}, { 1087,12}, \
160 { 575,11}, { 1215,10}, { 2431,12}, { 639,11}, \
161 { 1343,12}, { 703,11}, { 1471,13}, { 383,12}, \
162 { 767,11}, { 1535,12}, { 831,11}, { 1727,12}, \
163 { 959,14}, { 255,13}, { 511,12}, { 1215,11}, \
164 { 2431,13}, { 639,12}, { 1471,11}, { 2943,13}, \
165 { 767,12}, { 1727,11}, { 3455,13}, { 895,12}, \
166 { 1919,14}, { 511,13}, { 1023,12}, { 2111,13}, \
167 { 1151,12}, { 2431,13}, { 1407,12}, { 2943,14}, \
168 { 767,13}, { 1663,12}, { 3455,13}, { 1919,15}, \
169 { 511,14}, { 1023,13}, { 2175,12}, { 4479,13}, \
170 { 2431,14}, { 1279,13}, { 2943,12}, { 5887,14}, \
171 { 1535,13}, { 3455,14}, { 1791,13}, { 3967,15}, \
172 { 1023,14}, { 2047,13}, { 4479,14}, { 2303,13}, \
173 { 4991,12}, { 9983,14}, { 2815,13}, { 5887,15}, \
174 { 1535,14}, { 3839,13}, { 7679,16} }
175 #define SQR_FFT_TABLE3_SIZE 175
176 #define SQR_FFT_THRESHOLD 3712
177
178 #define MULLO_BASECASE_THRESHOLD 0 /* always */
179 #define MULLO_DC_THRESHOLD 56
180 #define MULLO_MUL_N_THRESHOLD 8907
181 #define SQRLO_BASECASE_THRESHOLD 0 /* always */
182 #define SQRLO_DC_THRESHOLD 137
183 #define SQRLO_SQR_THRESHOLD 7373
184
185 #define DC_DIV_QR_THRESHOLD 76
186 #define DC_DIVAPPR_Q_THRESHOLD 336
187 #define DC_BDIV_QR_THRESHOLD 66
188 #define DC_BDIV_Q_THRESHOLD 218
189
190 #define INV_MULMOD_BNM1_THRESHOLD 50
191 #define INV_NEWTON_THRESHOLD 345
192 #define INV_APPR_THRESHOLD 342
193
194 #define BINV_NEWTON_THRESHOLD 366
195 #define REDC_1_TO_REDC_N_THRESHOLD 91
196
197 #define MU_DIV_QR_THRESHOLD 1652
198 #define MU_DIVAPPR_Q_THRESHOLD 1858
199 #define MUPI_DIV_QR_THRESHOLD 171
200 #define MU_BDIV_QR_THRESHOLD 1442
201 #define MU_BDIV_Q_THRESHOLD 1830
202
203 #define POWM_SEC_TABLE 3,17,102,404,1185
204
205 #define GET_STR_DC_THRESHOLD 14
206 #define GET_STR_PRECOMPUTE_THRESHOLD 21
207 #define SET_STR_DC_THRESHOLD 272
208 #define SET_STR_PRECOMPUTE_THRESHOLD 788
209
210 #define FAC_DSC_THRESHOLD 132
211 #define FAC_ODD_THRESHOLD 34
212
213 #define MATRIX22_STRASSEN_THRESHOLD 19
214 #define HGCD2_DIV1_METHOD 1 /* 0.59% faster than 3 */
215 #define HGCD_THRESHOLD 142
216 #define HGCD_APPR_THRESHOLD 181
217 #define HGCD_REDUCE_THRESHOLD 2681
218 #define GCD_DC_THRESHOLD 492
219 #define GCDEXT_DC_THRESHOLD 365
220 #define JACOBI_BASE_METHOD 1 /* 0.41% faster than 2 */
221
222 /* Tuneup completed successfully, took 147027 seconds */