1/* Intel Atom/64 gmp-mparam.h -- Compiler/machine parameter header file.
2
3Copyright 2019 Free Software Foundation, Inc.
4
5This file is part of the GNU MP Library.
6
7The GNU MP Library is free software; you can redistribute it and/or modify
8it 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
14or
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
20or both in parallel, as here.
21
22The GNU MP Library is distributed in the hope that it will be useful, but
23WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
24or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
25for more details.
26
27You should have received copies of the GNU General Public License and the
28GNU Lesser General Public License along with the GNU MP Library.  If not,
29see https://www.gnu.org/licenses/.  */
30
31#define GMP_LIMB_BITS 64
32#define GMP_LIMB_BYTES 8
33
34#define SHLD_SLOW 1
35#define SHRD_SLOW 1
36
37/* 1600 MHz Diamondville (Atom 330) */
38/* FFT tuning limit = 50,646,641 */
39/* Generated by tuneup.c, 2019-10-16, gcc 8.3 */
40
41#define MOD_1_NORM_THRESHOLD                 0  /* always */
42#define MOD_1_UNNORM_THRESHOLD               0  /* always */
43#define MOD_1N_TO_MOD_1_1_THRESHOLD          5
44#define MOD_1U_TO_MOD_1_1_THRESHOLD          3
45#define MOD_1_1_TO_MOD_1_2_THRESHOLD     MP_SIZE_T_MAX
46#define MOD_1_2_TO_MOD_1_4_THRESHOLD         0  /* never mpn_mod_1s_2p */
47#define PREINV_MOD_1_TO_MOD_1_THRESHOLD     12
48#define USE_PREINV_DIVREM_1                  1  /* native */
49#define DIV_QR_1_NORM_THRESHOLD              1
50#define DIV_QR_1_UNNORM_THRESHOLD        MP_SIZE_T_MAX  /* never */
51#define DIV_QR_2_PI2_THRESHOLD           MP_SIZE_T_MAX  /* never */
52#define DIVEXACT_1_THRESHOLD                 0  /* always (native) */
53#define BMOD_1_TO_MOD_1_THRESHOLD           16
54
55#define DIV_1_VS_MUL_1_PERCENT             201
56
57#define MUL_TOOM22_THRESHOLD                12
58#define MUL_TOOM33_THRESHOLD                74
59#define MUL_TOOM44_THRESHOLD               106
60#define MUL_TOOM6H_THRESHOLD               155
61#define MUL_TOOM8H_THRESHOLD               212
62
63#define MUL_TOOM32_TO_TOOM43_THRESHOLD      73
64#define MUL_TOOM32_TO_TOOM53_THRESHOLD      77
65#define MUL_TOOM42_TO_TOOM53_THRESHOLD      73
66#define MUL_TOOM42_TO_TOOM63_THRESHOLD      72
67#define MUL_TOOM43_TO_TOOM54_THRESHOLD      58
68
69#define SQR_BASECASE_THRESHOLD               5
70#define SQR_TOOM2_THRESHOLD                 22
71#define SQR_TOOM3_THRESHOLD                 73
72#define SQR_TOOM4_THRESHOLD                130
73#define SQR_TOOM6_THRESHOLD                159
74#define SQR_TOOM8_THRESHOLD                236
75
76#define MULMID_TOOM42_THRESHOLD             16
77
78#define MULMOD_BNM1_THRESHOLD                9
79#define SQRMOD_BNM1_THRESHOLD                9
80
81#define MUL_FFT_MODF_THRESHOLD             220  /* k = 5 */
82#define MUL_FFT_TABLE3                                      \
83  { {    220, 5}, {     11, 6}, {      6, 5}, {     13, 6}, \
84    {     13, 7}, {      7, 6}, {     15, 7}, {      8, 6}, \
85    {     17, 7}, {     13, 8}, {      7, 7}, {     17, 8}, \
86    {      9, 7}, {     19, 8}, {     11, 7}, {     23, 8}, \
87    {     13, 9}, {      7, 8}, {     19, 9}, {     11, 8}, \
88    {     25,10}, {      7, 9}, {     15, 8}, {     33, 9}, \
89    {     19, 8}, {     39, 9}, {     23, 8}, {     47, 9}, \
90    {     27,10}, {     15, 9}, {     39,10}, {     23, 9}, \
91    {     47,11}, {     15,10}, {     31, 9}, {     67,10}, \
92    {     39, 9}, {     79,10}, {     47, 9}, {     95,11}, \
93    {     31,10}, {     63, 9}, {    127, 8}, {    255,10}, \
94    {     71, 9}, {    143, 8}, {    287,10}, {     79,11}, \
95    {     47,10}, {     95, 9}, {    191,12}, {     31,11}, \
96    {     63,10}, {    127, 9}, {    255, 8}, {    511,10}, \
97    {    143, 9}, {    287,11}, {     79,10}, {    159, 9}, \
98    {    319,10}, {    175, 9}, {    351,11}, {     95,10}, \
99    {    191, 9}, {    383,10}, {    207,11}, {    111,10}, \
100    {    223,12}, {     63,11}, {    127,10}, {    255, 9}, \
101    {    511,11}, {    143,10}, {    287, 9}, {    575,11}, \
102    {    159,10}, {    319,11}, {    175,10}, {    351,12}, \
103    {     95,11}, {    191,10}, {    383,11}, {    207,10}, \
104    {    415,11}, {    223,13}, {     63,12}, {    127,11}, \
105    {    255,10}, {    511,11}, {    287,10}, {    575,12}, \
106    {    159,11}, {    319,10}, {    639,11}, {    351,12}, \
107    {    191,11}, {    383,10}, {    767,12}, {    223,11}, \
108    {    447,13}, {    127,12}, {    255,11}, {    511,12}, \
109    {    287,11}, {    575,12}, {    319,11}, {    639,12}, \
110    {    351,13}, {    191,12}, {    383,11}, {    767,12}, \
111    {    447,14}, {    127,13}, {    255,12}, {    575,13}, \
112    {    319,12}, {    703,13}, {    383,12}, {    767,13}, \
113    {    447,14}, {    255,13}, {    511,12}, {   1023,13}, \
114    {    575,12}, {   1151,13}, {    703,14}, {    383,13}, \
115    {    831,12}, {   1663,15}, {    255,14}, {    511,13}, \
116    {   1087,12}, {   2175,13}, {   1151,14}, {    639,13}, \
117    {   1407,12}, {   2815,14}, {    767,13}, {   1663,14}, \
118    {    895,13}, {   1791,15}, {    511,14}, {   1023,13}, \
119    {   2175,14}, {   1151,13}, {   2431,12}, {   4863,14}, \
120    {   1407,13}, {   2815,15}, {    767,14}, {   1791,16}, \
121    {    511,15}, {   1023,14}, {   2431,13}, {   4863,15}, \
122    {   1279,14}, {   2943,15}, {   1535,14}, {  16384,15}, \
123    {  32768,16}, {  65536,17}, { 131072,18}, { 262144,19}, \
124    { 524288,20}, {1048576,21}, {2097152,22}, {4194304,23}, \
125    {8388608,24} }
126#define MUL_FFT_TABLE3_SIZE 169
127#define MUL_FFT_THRESHOLD                 2240
128
129#define SQR_FFT_MODF_THRESHOLD             184  /* k = 5 */
130#define SQR_FFT_TABLE3                                      \
131  { {    184, 5}, {     11, 6}, {     13, 7}, {      7, 6}, \
132    {     15, 7}, {      8, 6}, {     17, 7}, {     13, 8}, \
133    {      7, 7}, {     17, 8}, {      9, 7}, {     19, 8}, \
134    {     11, 7}, {     23, 8}, {     13, 9}, {      7, 8}, \
135    {     19, 9}, {     11, 8}, {     25,10}, {      7, 9}, \
136    {     15, 8}, {     33, 9}, {     19, 8}, {     39, 9}, \
137    {     23,10}, {     15, 9}, {     39,10}, {     23, 9}, \
138    {     47,11}, {     15,10}, {     31, 9}, {     63, 8}, \
139    {    127, 7}, {    255,10}, {     39, 8}, {    159,10}, \
140    {     47, 9}, {     95, 8}, {    191,11}, {     31,10}, \
141    {     63, 9}, {    127, 8}, {    255, 7}, {    511,10}, \
142    {     71, 9}, {    143, 8}, {    287, 7}, {    575, 9}, \
143    {    159, 8}, {    319,11}, {     47,10}, {     95, 9}, \
144    {    191, 8}, {    383,12}, {     31,11}, {     63,10}, \
145    {    127, 9}, {    255, 8}, {    511,10}, {    143, 9}, \
146    {    287, 8}, {    575,10}, {    159, 9}, {    319, 8}, \
147    {    639,10}, {    175, 9}, {    351,11}, {     95,10}, \
148    {    191, 9}, {    383,11}, {    111,10}, {    223, 9}, \
149    {    447,12}, {     63,11}, {    127,10}, {    255, 9}, \
150    {    511,11}, {    143,10}, {    287, 9}, {    575,11}, \
151    {    159,10}, {    319, 9}, {    639,11}, {    175,10}, \
152    {    351,12}, {     95,11}, {    191,10}, {    383, 9}, \
153    {    767,11}, {    223,10}, {    447,13}, {     63,12}, \
154    {    127,11}, {    255,10}, {    511,11}, {    287,10}, \
155    {    575,12}, {    159,11}, {    319,10}, {    639,11}, \
156    {    351,12}, {    191,11}, {    383,10}, {    767,12}, \
157    {    223,11}, {    447,13}, {    127,12}, {    255,11}, \
158    {    511,12}, {    287,11}, {    575,12}, {    319,11}, \
159    {    639,12}, {    351,13}, {    191,12}, {    383,11}, \
160    {    767,12}, {    447,14}, {    127,13}, {    255,12}, \
161    {    575,13}, {    319,12}, {    703,13}, {    383,12}, \
162    {    767,13}, {    447,14}, {    255,13}, {    511,12}, \
163    {   1023,13}, {    575,12}, {   1151,13}, {    703,14}, \
164    {    383,13}, {    831,12}, {   1663,15}, {    255,14}, \
165    {    511,13}, {   1151,14}, {    639,13}, {   1407,12}, \
166    {   2815,14}, {    767,13}, {   1663,14}, {    895,13}, \
167    {   1791,15}, {    511,14}, {   1023,13}, {   2047,14}, \
168    {   1151,13}, {   2431,12}, {   4863,14}, {   1407,13}, \
169    {   2815,15}, {    767,14}, {   1791,16}, {    511,15}, \
170    {   1023,14}, {   2431,13}, {   4863,15}, {   1279,14}, \
171    {   2943,15}, {   1535,14}, {  16384,15}, {  32768,16}, \
172    {  65536,17}, { 131072,18}, { 262144,19}, { 524288,20}, \
173    {1048576,21}, {2097152,22}, {4194304,23}, {8388608,24} }
174#define SQR_FFT_TABLE3_SIZE 172
175#define SQR_FFT_THRESHOLD                 1728
176
177#define MULLO_BASECASE_THRESHOLD             0  /* always */
178#define MULLO_DC_THRESHOLD                  33
179#define MULLO_MUL_N_THRESHOLD             4392
180#define SQRLO_BASECASE_THRESHOLD             0  /* always */
181#define SQRLO_DC_THRESHOLD                  85
182#define SQRLO_SQR_THRESHOLD               3176
183
184#define DC_DIV_QR_THRESHOLD                 34
185#define DC_DIVAPPR_Q_THRESHOLD             119
186#define DC_BDIV_QR_THRESHOLD                31
187#define DC_BDIV_Q_THRESHOLD                 76
188
189#define INV_MULMOD_BNM1_THRESHOLD           22
190#define INV_NEWTON_THRESHOLD               149
191#define INV_APPR_THRESHOLD                 123
192
193#define BINV_NEWTON_THRESHOLD              179
194#define REDC_1_TO_REDC_2_THRESHOLD          24
195#define REDC_2_TO_REDC_N_THRESHOLD          39
196
197#define MU_DIV_QR_THRESHOLD                807
198#define MU_DIVAPPR_Q_THRESHOLD             807
199#define MUPI_DIV_QR_THRESHOLD               77
200#define MU_BDIV_QR_THRESHOLD               748
201#define MU_BDIV_Q_THRESHOLD                807
202
203#define POWM_SEC_TABLE  1,22,114,326,1486
204
205#define GET_STR_DC_THRESHOLD                16
206#define GET_STR_PRECOMPUTE_THRESHOLD        30
207#define SET_STR_DC_THRESHOLD               381
208#define SET_STR_PRECOMPUTE_THRESHOLD      1565
209
210#define FAC_DSC_THRESHOLD                  960
211#define FAC_ODD_THRESHOLD                    0  /* always */
212
213#define MATRIX22_STRASSEN_THRESHOLD         13
214#define HGCD2_DIV1_METHOD                    3  /* 5.86% faster than 4 */
215#define HGCD_THRESHOLD                      88
216#define HGCD_APPR_THRESHOLD                 88
217#define HGCD_REDUCE_THRESHOLD             1182
218#define GCD_DC_THRESHOLD                   241
219#define GCDEXT_DC_THRESHOLD                192
220#define JACOBI_BASE_METHOD                   3  /* 9.43% faster than 2 */
221
222/* Tuneup completed successfully, took 193098 seconds */
223