1 /* 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 /* 1500 MHz Cortex-A5 (odroid c1) */
35 /* FFT tuning limit = 18,235,562 */
36 /* Generated by tuneup.c, 2019-10-22, gcc 4.9 */
37
38 #define MOD_1_NORM_THRESHOLD 0 /* always */
39 #define MOD_1_UNNORM_THRESHOLD 0 /* always */
40 #define MOD_1N_TO_MOD_1_1_THRESHOLD 7
41 #define MOD_1U_TO_MOD_1_1_THRESHOLD 7
42 #define MOD_1_1_TO_MOD_1_2_THRESHOLD 8
43 #define MOD_1_2_TO_MOD_1_4_THRESHOLD MP_SIZE_T_MAX
44 #define PREINV_MOD_1_TO_MOD_1_THRESHOLD 23
45 #define USE_PREINV_DIVREM_1 1 /* native */
46 #define DIV_QR_1N_PI1_METHOD 1 /* 132.79% 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 52
52
53 #define DIV_1_VS_MUL_1_PERCENT 213
54
55 #define MUL_TOOM22_THRESHOLD 48
56 #define MUL_TOOM33_THRESHOLD 143
57 #define MUL_TOOM44_THRESHOLD 262
58 #define MUL_TOOM6H_THRESHOLD 414
59 #define MUL_TOOM8H_THRESHOLD 527
60
61 #define MUL_TOOM32_TO_TOOM43_THRESHOLD 153
62 #define MUL_TOOM32_TO_TOOM53_THRESHOLD 168
63 #define MUL_TOOM42_TO_TOOM53_THRESHOLD 152
64 #define MUL_TOOM42_TO_TOOM63_THRESHOLD 180
65 #define MUL_TOOM43_TO_TOOM54_THRESHOLD 226
66
67 #define SQR_BASECASE_THRESHOLD 0 /* always (native) */
68 #define SQR_TOOM2_THRESHOLD 66
69 #define SQR_TOOM3_THRESHOLD 149
70 #define SQR_TOOM4_THRESHOLD 348
71 #define SQR_TOOM6_THRESHOLD 517
72 #define SQR_TOOM8_THRESHOLD 608
73
74 #define MULMID_TOOM42_THRESHOLD 70
75
76 #define MULMOD_BNM1_THRESHOLD 26
77 #define SQRMOD_BNM1_THRESHOLD 28
78
79 #define MUL_FFT_MODF_THRESHOLD 660 /* k = 5 */
80 #define MUL_FFT_TABLE3 \
81 { { 660, 5}, { 29, 6}, { 15, 5}, { 33, 6}, \
82 { 17, 5}, { 35, 6}, { 29, 7}, { 15, 6}, \
83 { 37, 7}, { 19, 6}, { 40, 7}, { 21, 6}, \
84 { 43, 7}, { 37, 8}, { 19, 7}, { 43, 8}, \
85 { 23, 7}, { 51, 8}, { 27, 7}, { 55, 8}, \
86 { 31, 7}, { 63, 8}, { 43, 9}, { 23, 8}, \
87 { 55, 9}, { 31, 8}, { 71, 9}, { 39, 8}, \
88 { 83, 9}, { 47, 8}, { 99, 9}, { 55,10}, \
89 { 31, 9}, { 63, 8}, { 127, 9}, { 79,10}, \
90 { 47, 9}, { 103,11}, { 31,10}, { 63, 9}, \
91 { 135,10}, { 79, 9}, { 167,10}, { 95, 9}, \
92 { 191,10}, { 111,11}, { 63,10}, { 159,11}, \
93 { 95,10}, { 191, 9}, { 383,12}, { 63,11}, \
94 { 127,10}, { 255, 9}, { 511,10}, { 271,11}, \
95 { 159,10}, { 319, 9}, { 639,10}, { 335, 9}, \
96 { 671,11}, { 191,10}, { 383, 9}, { 767,10}, \
97 { 399, 9}, { 799,10}, { 415,11}, { 223,12}, \
98 { 127,11}, { 255,10}, { 511, 9}, { 1023,10}, \
99 { 543,11}, { 287,10}, { 607,11}, { 319,10}, \
100 { 671,11}, { 351,12}, { 191,11}, { 383,10}, \
101 { 799,11}, { 415,10}, { 831,13}, { 127,12}, \
102 { 255,11}, { 511,10}, { 1023,11}, { 543,10}, \
103 { 1087,11}, { 575,10}, { 1151,11}, { 607,12}, \
104 { 319,11}, { 703,12}, { 383,11}, { 831,12}, \
105 { 447,11}, { 895,13}, { 255,12}, { 511,11}, \
106 { 1087,12}, { 575,11}, { 1183,12}, { 639,11}, \
107 { 1279,12}, { 703,13}, { 383,12}, { 767,11}, \
108 { 1535,12}, { 895,14}, { 255,13}, { 511,12}, \
109 { 1151,13}, { 639,12}, { 1407,13}, { 767,12}, \
110 { 1599,13}, { 895,12}, { 1791,14}, { 511,13}, \
111 { 1023,12}, { 2111,13}, { 1151,12}, { 2367,13}, \
112 { 1279,12}, { 2559,13}, { 1407,14}, { 767,13}, \
113 { 1535,12}, { 3071,13}, { 1663,12}, { 3327,13}, \
114 { 1791,15}, { 511,14}, { 1023,13}, { 2175,12}, \
115 { 4351,13}, { 8192,14}, { 16384,15}, { 32768,16} }
116 #define MUL_FFT_TABLE3_SIZE 140
117 #define MUL_FFT_THRESHOLD 7552
118
119 #define SQR_FFT_MODF_THRESHOLD 590 /* k = 5 */
120 #define SQR_FFT_TABLE3 \
121 { { 590, 5}, { 33, 6}, { 17, 5}, { 35, 6}, \
122 { 36, 7}, { 19, 6}, { 40, 7}, { 21, 6}, \
123 { 43, 7}, { 23, 6}, { 47, 7}, { 37, 8}, \
124 { 19, 7}, { 43, 8}, { 23, 7}, { 49, 8}, \
125 { 27, 7}, { 55, 8}, { 31, 7}, { 63, 8}, \
126 { 43, 9}, { 23, 8}, { 55, 9}, { 31, 8}, \
127 { 67, 9}, { 39, 8}, { 83, 9}, { 47, 8}, \
128 { 95, 9}, { 55,10}, { 31, 9}, { 79,10}, \
129 { 47, 9}, { 103,11}, { 31,10}, { 63, 9}, \
130 { 135,10}, { 79, 9}, { 167,10}, { 95, 9}, \
131 { 191,10}, { 111,11}, { 63,10}, { 159,11}, \
132 { 95,10}, { 191, 9}, { 383,12}, { 63,11}, \
133 { 127,10}, { 255, 9}, { 511,10}, { 271, 9}, \
134 { 543,11}, { 159,10}, { 319, 9}, { 639,10}, \
135 { 335, 9}, { 671,10}, { 351,11}, { 191,10}, \
136 { 383, 9}, { 767,10}, { 415,12}, { 127,11}, \
137 { 255,10}, { 511, 9}, { 1023,10}, { 543, 9}, \
138 { 1087,11}, { 287,10}, { 575, 9}, { 1151,10}, \
139 { 607,11}, { 319,10}, { 671,11}, { 351,12}, \
140 { 191,11}, { 383,10}, { 799,11}, { 415,10}, \
141 { 831,13}, { 127,12}, { 255,11}, { 511,10}, \
142 { 1023,11}, { 543,10}, { 1087,11}, { 575,10}, \
143 { 1151,11}, { 607,12}, { 319,11}, { 735,12}, \
144 { 383,11}, { 831,12}, { 447,11}, { 927,13}, \
145 { 255,12}, { 511,11}, { 1087,12}, { 575,11}, \
146 { 1151,12}, { 639,11}, { 1279,12}, { 703,13}, \
147 { 383,12}, { 767,11}, { 1535,12}, { 831,11}, \
148 { 1663,12}, { 895,11}, { 1791,12}, { 959,14}, \
149 { 255,13}, { 511,12}, { 1023,11}, { 2047,12}, \
150 { 1151,13}, { 639,12}, { 1407,13}, { 767,12}, \
151 { 1599,13}, { 895,12}, { 1791,14}, { 511,13}, \
152 { 1023,12}, { 2111,13}, { 1151,12}, { 2367,13}, \
153 { 1279,12}, { 2559,13}, { 1407,14}, { 767,13}, \
154 { 1535,12}, { 3071,13}, { 1663,12}, { 3327,13}, \
155 { 1791,15}, { 511,14}, { 1023,13}, { 2175,12}, \
156 { 4351,13}, { 8192,14}, { 16384,15}, { 32768,16} }
157 #define SQR_FFT_TABLE3_SIZE 144
158 #define SQR_FFT_THRESHOLD 5760
159
160 #define MULLO_BASECASE_THRESHOLD 0 /* always */
161 #define MULLO_DC_THRESHOLD 39
162 #define MULLO_MUL_N_THRESHOLD 14709
163 #define SQRLO_BASECASE_THRESHOLD 8
164 #define SQRLO_DC_THRESHOLD 33
165 #define SQRLO_SQR_THRESHOLD 11278
166
167 #define DC_DIV_QR_THRESHOLD 36
168 #define DC_DIVAPPR_Q_THRESHOLD 116
169 #define DC_BDIV_QR_THRESHOLD 48
170 #define DC_BDIV_Q_THRESHOLD 140
171
172 #define INV_MULMOD_BNM1_THRESHOLD 95
173 #define INV_NEWTON_THRESHOLD 181
174 #define INV_APPR_THRESHOLD 125
175
176 #define BINV_NEWTON_THRESHOLD 327
177 #define REDC_1_TO_REDC_2_THRESHOLD 0 /* always */
178 #define REDC_2_TO_REDC_N_THRESHOLD 152
179
180 #define MU_DIV_QR_THRESHOLD 2350
181 #define MU_DIVAPPR_Q_THRESHOLD 2130
182 #define MUPI_DIV_QR_THRESHOLD 98
183 #define MU_BDIV_QR_THRESHOLD 1970
184 #define MU_BDIV_Q_THRESHOLD 2172
185
186 #define POWM_SEC_TABLE 6,37,108,624,2351
187
188 #define GET_STR_DC_THRESHOLD 28
189 #define GET_STR_PRECOMPUTE_THRESHOLD 44
190 #define SET_STR_DC_THRESHOLD 309
191 #define SET_STR_PRECOMPUTE_THRESHOLD 762
192
193 #define FAC_DSC_THRESHOLD 236
194 #define FAC_ODD_THRESHOLD 29
195
196 #define MATRIX22_STRASSEN_THRESHOLD 25
197 #define HGCD2_DIV1_METHOD 5 /* 2.92% faster than 3 */
198 #define HGCD_THRESHOLD 70
199 #define HGCD_APPR_THRESHOLD 59
200 #define HGCD_REDUCE_THRESHOLD 4120
201 #define GCD_DC_THRESHOLD 229
202 #define GCDEXT_DC_THRESHOLD 233
203 #define JACOBI_BASE_METHOD 1 /* 17.07% faster than 4 */
204
205 /* Tuneup completed successfully, took 47845 seconds */