1 /* gmp-mparam.h -- Compiler/machine parameter header file for a57, a72-a75.
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 /* 1800 MHz Cortex-A72 */
35 /* FFT tuning limit = 0.5 M */
36 /* Generated by tuneup.c, 2019-10-02, gcc 7.4 */
37
38 #define DIVREM_1_NORM_THRESHOLD 3
39 #define DIVREM_1_UNNORM_THRESHOLD 4
40 #define MOD_1_1P_METHOD 1 /* 2.21% faster than 2 */
41 #define MOD_1_NORM_THRESHOLD 3
42 #define MOD_1_UNNORM_THRESHOLD 4
43 #define MOD_1N_TO_MOD_1_1_THRESHOLD 6
44 #define MOD_1U_TO_MOD_1_1_THRESHOLD 4
45 #define MOD_1_1_TO_MOD_1_2_THRESHOLD 8
46 #define MOD_1_2_TO_MOD_1_4_THRESHOLD 42
47 #define PREINV_MOD_1_TO_MOD_1_THRESHOLD 15
48 #define USE_PREINV_DIVREM_1 1
49 /* From gcc117.osuosl.org, 2023-07-27 */
50 #define DIV_QR_1N_PI1_METHOD 4 /* 8.57% faster than 2 */
51 #define DIV_QR_1_NORM_THRESHOLD 5
52 #define DIV_QR_1_UNNORM_THRESHOLD 5
53 #define DIV_QR_2_PI2_THRESHOLD MP_SIZE_T_MAX /* never */
54 #define DIVEXACT_1_THRESHOLD 0 /* always */
55 #define BMOD_1_TO_MOD_1_THRESHOLD 33
56
57 #define DIV_1_VS_MUL_1_PERCENT 168
58
59 #define MUL_TOOM22_THRESHOLD 10
60 #define MUL_TOOM33_THRESHOLD 41
61 #define MUL_TOOM44_THRESHOLD 99
62 #define MUL_TOOM6H_THRESHOLD 142
63 #define MUL_TOOM8H_THRESHOLD 199
64
65 #define MUL_TOOM32_TO_TOOM43_THRESHOLD 65
66 #define MUL_TOOM32_TO_TOOM53_THRESHOLD 69
67 #define MUL_TOOM42_TO_TOOM53_THRESHOLD 63
68 #define MUL_TOOM42_TO_TOOM63_THRESHOLD 66
69 #define MUL_TOOM43_TO_TOOM54_THRESHOLD 55
70
71 #define SQR_BASECASE_THRESHOLD 0 /* always */
72 #define SQR_TOOM2_THRESHOLD 18
73 #define SQR_TOOM3_THRESHOLD 65
74 #define SQR_TOOM4_THRESHOLD 166
75 #define SQR_TOOM6_THRESHOLD 222
76 #define SQR_TOOM8_THRESHOLD 309
77
78 #define MULMID_TOOM42_THRESHOLD 22
79
80 #define MULMOD_BNM1_THRESHOLD 7
81 #define SQRMOD_BNM1_THRESHOLD 12
82
83 #define MUL_FFT_MODF_THRESHOLD 276 /* k = 5 */
84 #define MUL_FFT_TABLE3 \
85 { { 276, 5}, { 13, 6}, { 7, 5}, { 15, 6}, \
86 { 13, 7}, { 7, 6}, { 15, 7}, { 8, 6}, \
87 { 17, 7}, { 9, 6}, { 19, 7}, { 13, 8}, \
88 { 7, 7}, { 17, 8}, { 9, 7}, { 20, 8}, \
89 { 11, 7}, { 23, 8}, { 13, 9}, { 7, 8}, \
90 { 21, 9}, { 11, 8}, { 25,10}, { 7, 9}, \
91 { 15, 8}, { 33, 9}, { 19, 8}, { 39, 9}, \
92 { 23, 8}, { 49, 9}, { 27,10}, { 15, 9}, \
93 { 39,10}, { 23, 9}, { 51,11}, { 15,10}, \
94 { 31, 9}, { 67,10}, { 39, 9}, { 79,10}, \
95 { 47, 9}, { 99,10}, { 55,11}, { 31,10}, \
96 { 63, 8}, { 255,10}, { 71, 9}, { 143, 8}, \
97 { 287,10}, { 79, 9}, { 159, 8}, { 319,11}, \
98 { 47,10}, { 95, 9}, { 191,10}, { 103,12}, \
99 { 31,11}, { 63, 9}, { 255, 8}, { 511,10}, \
100 { 143, 8}, { 575,11}, { 79,10}, { 159, 9}, \
101 { 319,10}, { 175, 9}, { 351, 8}, { 703,11}, \
102 { 95,10}, { 191, 9}, { 383,10}, { 207, 9}, \
103 { 415,10}, { 223, 9}, { 447, 8}, { 895,12}, \
104 { 63,10}, { 255, 9}, { 511, 8}, { 1023, 9}, \
105 { 543,11}, { 143,10}, { 287, 9}, { 575, 8}, \
106 { 1151,10}, { 319, 9}, { 639,11}, { 175,10}, \
107 { 351, 9}, { 703,12}, { 95,10}, { 383, 9}, \
108 { 767,11}, { 207, 9}, { 831,11}, { 223,10}, \
109 { 447, 9}, { 895,13}, { 8192,14}, { 16384,15}, \
110 { 32768,16}, { 65536,17}, { 131072,18}, { 262144,19}, \
111 { 524288,20}, {1048576,21}, {2097152,22}, {4194304,23}, \
112 {8388608,24} }
113 #define MUL_FFT_TABLE3_SIZE 109
114 #define MUL_FFT_THRESHOLD 3200
115
116 #define SQR_FFT_MODF_THRESHOLD 244 /* k = 5 */
117 #define SQR_FFT_TABLE3 \
118 { { 244, 5}, { 13, 6}, { 7, 5}, { 15, 6}, \
119 { 8, 5}, { 17, 6}, { 17, 7}, { 9, 6}, \
120 { 19, 7}, { 17, 8}, { 9, 7}, { 20, 8}, \
121 { 11, 7}, { 23, 8}, { 13, 9}, { 7, 8}, \
122 { 19, 9}, { 11, 8}, { 25,10}, { 7, 9}, \
123 { 15, 8}, { 33, 9}, { 19, 8}, { 39, 9}, \
124 { 27,10}, { 15, 9}, { 39,10}, { 23, 9}, \
125 { 47,11}, { 15,10}, { 31, 9}, { 67,10}, \
126 { 39, 9}, { 79,10}, { 47, 9}, { 99,10}, \
127 { 55,11}, { 31,10}, { 63, 9}, { 127, 8}, \
128 { 255,10}, { 71, 8}, { 287, 7}, { 575, 9}, \
129 { 159, 8}, { 319,11}, { 47,10}, { 95, 9}, \
130 { 191, 8}, { 383,12}, { 31,11}, { 63,10}, \
131 { 127, 9}, { 255,10}, { 143, 9}, { 287, 8}, \
132 { 575,11}, { 79,10}, { 159, 9}, { 319, 8}, \
133 { 639, 9}, { 351,10}, { 191, 9}, { 383,10}, \
134 { 207, 9}, { 415,10}, { 239,12}, { 63,10}, \
135 { 255, 9}, { 511,10}, { 271,11}, { 143,10}, \
136 { 287, 9}, { 575,11}, { 159,10}, { 319, 9}, \
137 { 639,10}, { 351, 9}, { 703,11}, { 191,10}, \
138 { 383, 9}, { 767,11}, { 207,10}, { 415, 9}, \
139 { 831,11}, { 223,13}, { 8192,14}, { 16384,15}, \
140 { 32768,16}, { 65536,17}, { 131072,18}, { 262144,19}, \
141 { 524288,20}, {1048576,21}, {2097152,22}, {4194304,23}, \
142 {8388608,24} }
143 #define SQR_FFT_TABLE3_SIZE 97
144 #define SQR_FFT_THRESHOLD 2496
145
146 #define MULLO_BASECASE_THRESHOLD 0 /* always */
147 #define MULLO_DC_THRESHOLD 39
148 #define MULLO_MUL_N_THRESHOLD 6253
149 #define SQRLO_BASECASE_THRESHOLD 4
150 #define SQRLO_DC_THRESHOLD 56
151 #define SQRLO_SQR_THRESHOLD 4940
152
153 #define DC_DIV_QR_THRESHOLD 41
154 #define DC_DIVAPPR_Q_THRESHOLD 136
155 #define DC_BDIV_QR_THRESHOLD 39
156 #define DC_BDIV_Q_THRESHOLD 89
157
158 #define INV_MULMOD_BNM1_THRESHOLD 22
159 #define INV_NEWTON_THRESHOLD 154
160 #define INV_APPR_THRESHOLD 141
161
162 #define BINV_NEWTON_THRESHOLD 182
163 #define REDC_1_TO_REDC_N_THRESHOLD 39
164
165 #define MU_DIV_QR_THRESHOLD 979
166 #define MU_DIVAPPR_Q_THRESHOLD 1078
167 #define MUPI_DIV_QR_THRESHOLD 75
168 #define MU_BDIV_QR_THRESHOLD 872
169 #define MU_BDIV_Q_THRESHOLD 942
170
171 #define POWM_SEC_TABLE 1,19,117,539,1730
172
173 #define GET_STR_DC_THRESHOLD 10
174 #define GET_STR_PRECOMPUTE_THRESHOLD 21
175 #define SET_STR_DC_THRESHOLD 572
176 #define SET_STR_PRECOMPUTE_THRESHOLD 1036
177
178 #define FAC_DSC_THRESHOLD 142
179 #define FAC_ODD_THRESHOLD 23
180
181 #define MATRIX22_STRASSEN_THRESHOLD 11
182 #define HGCD2_DIV1_METHOD 1 /* 8.83% faster than 3 */
183 #define HGCD_THRESHOLD 80
184 #define HGCD_APPR_THRESHOLD 70
185 #define HGCD_REDUCE_THRESHOLD 1962
186 #define GCD_DC_THRESHOLD 273
187 #define GCDEXT_DC_THRESHOLD 198
188 #define JACOBI_BASE_METHOD 1 /* 7.49% faster than 4 */