xref: /netbsd-src/external/lgpl3/gmp/dist/mpn/x86/k8/gmp-mparam.h (revision 72c7faa4dbb41dbb0238d6b4a109da0d4b236dd4)
1 /* x86/k8 gmp-mparam.h -- Compiler/machine parameter header file.
2 
3 Copyright 1991, 1993, 1994, 2000-2011, 2014 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 /* 2500 MHz K8 Brisbane */
35 /* FFT tuning limit = 67,000,000 */
36 /* Generated by tuneup.c, 2019-10-20, gcc 8.3 */
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         11
41 #define MOD_1U_TO_MOD_1_1_THRESHOLD          4
42 #define MOD_1_1_TO_MOD_1_2_THRESHOLD        12
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     21
45 #define USE_PREINV_DIVREM_1                  1  /* native */
46 #define DIV_QR_1N_PI1_METHOD                 1  /* 36.85% faster than 2 */
47 #define DIV_QR_1_NORM_THRESHOLD              3
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           44
52 
53 #define DIV_1_VS_MUL_1_PERCENT             251
54 
55 #define MUL_TOOM22_THRESHOLD                26
56 #define MUL_TOOM33_THRESHOLD                78
57 #define MUL_TOOM44_THRESHOLD               136
58 #define MUL_TOOM6H_THRESHOLD               270
59 #define MUL_TOOM8H_THRESHOLD               430
60 
61 #define MUL_TOOM32_TO_TOOM43_THRESHOLD      85
62 #define MUL_TOOM32_TO_TOOM53_THRESHOLD      91
63 #define MUL_TOOM42_TO_TOOM53_THRESHOLD      89
64 #define MUL_TOOM42_TO_TOOM63_THRESHOLD      96
65 #define MUL_TOOM43_TO_TOOM54_THRESHOLD     121
66 
67 #define SQR_BASECASE_THRESHOLD               0  /* always (native) */
68 #define SQR_TOOM2_THRESHOLD                 46
69 #define SQR_TOOM3_THRESHOLD                 81
70 #define SQR_TOOM4_THRESHOLD                202
71 #define SQR_TOOM6_THRESHOLD                300
72 #define SQR_TOOM8_THRESHOLD                430
73 
74 #define MULMID_TOOM42_THRESHOLD             50
75 
76 #define MULMOD_BNM1_THRESHOLD               18
77 #define SQRMOD_BNM1_THRESHOLD               22
78 
79 #define MUL_FFT_MODF_THRESHOLD             606  /* k = 5 */
80 #define MUL_FFT_TABLE3                                      \
81   { {    606, 5}, {     27, 6}, {     15, 5}, {     31, 6}, \
82     {     25, 7}, {     13, 6}, {     29, 7}, {     15, 6}, \
83     {     33, 7}, {     17, 6}, {     35, 7}, {     19, 6}, \
84     {     39, 7}, {     23, 6}, {     47, 7}, {     35, 8}, \
85     {     19, 7}, {     41, 8}, {     23, 7}, {     47, 8}, \
86     {     31, 7}, {     63, 8}, {     39, 9}, {     23, 8}, \
87     {     55, 9}, {     31, 8}, {     67, 9}, {     39, 8}, \
88     {     79, 9}, {     47, 8}, {     95, 9}, {     55,10}, \
89     {     31, 9}, {     79,10}, {     47, 9}, {    103,11}, \
90     {     31,10}, {     63, 9}, {    135,10}, {     79, 9}, \
91     {    167,10}, {     95, 9}, {    191,10}, {    111,11}, \
92     {     63,10}, {    159,11}, {     95,10}, {    191,12}, \
93     {     63,11}, {    127,10}, {    255, 9}, {    511,10}, \
94     {    271, 9}, {    543,10}, {    287,11}, {    159,10}, \
95     {    319, 9}, {    639,10}, {    335, 9}, {    671,11}, \
96     {    191,10}, {    383, 9}, {    767,10}, {    399, 9}, \
97     {    799,11}, {    223,12}, {    127,11}, {    255,10}, \
98     {    511, 9}, {   1023,10}, {    543,11}, {    287,10}, \
99     {    607,11}, {    319,10}, {    671,11}, {    351,12}, \
100     {    191,11}, {    383,10}, {    799,11}, {    415,13}, \
101     {    127,12}, {    255,11}, {    511,10}, {   1023,11}, \
102     {    543,10}, {   1087,11}, {    607,12}, {    319,11}, \
103     {    671,10}, {   1343,11}, {    735,10}, {   1471,12}, \
104     {    383,11}, {    799,10}, {   1599,11}, {    863,12}, \
105     {    447,11}, {    927,13}, {    255,12}, {    511,11}, \
106     {   1087,12}, {    575,11}, {   1215,12}, {    639,11}, \
107     {   1343,12}, {    703,11}, {   1471,13}, {    383,12}, \
108     {    767,11}, {   1599,12}, {    831,11}, {   1727,12}, \
109     {    895,11}, {   1791,12}, {    959,14}, {    255,13}, \
110     {    511,12}, {   1087,11}, {   2239,12}, {   1215,13}, \
111     {    639,12}, {   1471,13}, {    767,12}, {   1727,13}, \
112     {    895,12}, {   1919,14}, {    511,13}, {   1023,12}, \
113     {   2239,13}, {   1151,12}, {   2431,13}, {   1279,12}, \
114     {   2623,13}, {   1407,12}, {   2943,14}, {    767,13}, \
115     {   1663,12}, {   3455,13}, {   1919,15}, {    511,14}, \
116     {   1023,13}, {   2175,12}, {   4351,13}, {   2431,14}, \
117     {   1279,13}, {   2943,14}, {   1535,13}, {   3455,14}, \
118     {   1791,13}, {   3967,15}, {   1023,14}, {   2047,13}, \
119     {   4351,14}, {   2303,13}, {   4991,14}, {   2815,15}, \
120     {   1535,14}, {   3839,16} }
121 #define MUL_FFT_TABLE3_SIZE 158
122 #define MUL_FFT_THRESHOLD                 7296
123 
124 #define SQR_FFT_MODF_THRESHOLD             500  /* k = 5 */
125 #define SQR_FFT_TABLE3                                      \
126   { {    500, 5}, {     25, 6}, {     13, 5}, {     27, 6}, \
127     {     25, 7}, {     13, 6}, {     29, 7}, {     15, 6}, \
128     {     32, 7}, {     17, 6}, {     35, 7}, {     19, 6}, \
129     {     39, 7}, {     29, 8}, {     15, 7}, {     35, 8}, \
130     {     19, 7}, {     41, 8}, {     23, 7}, {     47, 8}, \
131     {     27, 9}, {     15, 8}, {     31, 7}, {     63, 8}, \
132     {     39, 9}, {     23, 8}, {     51, 9}, {     31, 8}, \
133     {     67, 9}, {     39, 8}, {     79, 9}, {     47, 8}, \
134     {     95,10}, {     31, 9}, {     79,10}, {     47, 9}, \
135     {     95,11}, {     31,10}, {     63, 9}, {    135,10}, \
136     {     79, 9}, {    159,10}, {     95, 9}, {    191,10}, \
137     {    111,11}, {     63,10}, {    127, 9}, {    255,10}, \
138     {    143, 9}, {    287, 8}, {    575,10}, {    159,11}, \
139     {     95,10}, {    191,12}, {     63,11}, {    127,10}, \
140     {    255, 9}, {    511,10}, {    271, 9}, {    543,10}, \
141     {    287,11}, {    159,10}, {    319, 9}, {    639,10}, \
142     {    335, 9}, {    671,10}, {    351,11}, {    191,10}, \
143     {    383, 9}, {    767,10}, {    399, 9}, {    799,10}, \
144     {    415,11}, {    223,12}, {    127,11}, {    255,10}, \
145     {    511, 9}, {   1023,10}, {    543,11}, {    287,10}, \
146     {    607, 9}, {   1215,11}, {    319,10}, {    671,11}, \
147     {    351,10}, {    703,12}, {    191,11}, {    383,10}, \
148     {    799,11}, {    415,10}, {    831,13}, {    127,12}, \
149     {    255,11}, {    511,10}, {   1023,11}, {    543,10}, \
150     {   1087,11}, {    607,12}, {    319,11}, {    671,10}, \
151     {   1343,11}, {    735,10}, {   1471,12}, {    383,11}, \
152     {    799,10}, {   1599,11}, {    863,12}, {    447,11}, \
153     {    959,13}, {    255,12}, {    511,11}, {   1087,12}, \
154     {    575,11}, {   1215,10}, {   2431,12}, {    639,11}, \
155     {   1343,12}, {    703,11}, {   1471,13}, {    383,12}, \
156     {    767,11}, {   1599,12}, {    831,11}, {   1727,12}, \
157     {    959,14}, {    255,13}, {    511,12}, {   1087,11}, \
158     {   2239,12}, {   1215,11}, {   2431,13}, {    639,12}, \
159     {   1471,13}, {    767,12}, {   1727,13}, {    895,12}, \
160     {   1919,14}, {    511,13}, {   1023,12}, {   2239,13}, \
161     {   1151,12}, {   2431,13}, {   1279,12}, {   2623,13}, \
162     {   1407,12}, {   2943,14}, {    767,13}, {   1663,12}, \
163     {   3455,13}, {   1919,15}, {    511,14}, {   1023,13}, \
164     {   2431,14}, {   1279,13}, {   2943,14}, {   1535,13}, \
165     {   3455,14}, {   1791,13}, {   3839,15}, {   1023,14}, \
166     {   2047,13}, {   4223,14}, {   2303,13}, {   4863,14}, \
167     {   2815,15}, {   1535,14}, {   3839,16} }
168 #define SQR_FFT_TABLE3_SIZE 167
169 #define SQR_FFT_THRESHOLD                 5504
170 
171 #define MULLO_BASECASE_THRESHOLD             4
172 #define MULLO_DC_THRESHOLD                  29
173 #define MULLO_MUL_N_THRESHOLD            14281
174 #define SQRLO_BASECASE_THRESHOLD             6
175 #define SQRLO_DC_THRESHOLD                 193
176 #define SQRLO_SQR_THRESHOLD              10704
177 
178 #define DC_DIV_QR_THRESHOLD                 84
179 #define DC_DIVAPPR_Q_THRESHOLD             278
180 #define DC_BDIV_QR_THRESHOLD                87
181 #define DC_BDIV_Q_THRESHOLD                216
182 
183 #define INV_MULMOD_BNM1_THRESHOLD           50
184 #define INV_NEWTON_THRESHOLD               268
185 #define INV_APPR_THRESHOLD                 268
186 
187 #define BINV_NEWTON_THRESHOLD              276
188 #define REDC_1_TO_REDC_N_THRESHOLD          78
189 
190 #define MU_DIV_QR_THRESHOLD               1652
191 #define MU_DIVAPPR_Q_THRESHOLD            1528
192 #define MUPI_DIV_QR_THRESHOLD              114
193 #define MU_BDIV_QR_THRESHOLD              1442
194 #define MU_BDIV_Q_THRESHOLD               1466
195 
196 #define POWM_SEC_TABLE  1,22,102,452,1357
197 
198 #define GET_STR_DC_THRESHOLD                14
199 #define GET_STR_PRECOMPUTE_THRESHOLD        24
200 #define SET_STR_DC_THRESHOLD               270
201 #define SET_STR_PRECOMPUTE_THRESHOLD      1149
202 
203 #define FAC_DSC_THRESHOLD                  208
204 #define FAC_ODD_THRESHOLD                   48
205 
206 #define MATRIX22_STRASSEN_THRESHOLD         16
207 #define HGCD2_DIV1_METHOD                    3  /* 4.69% faster than 1 */
208 #define HGCD_THRESHOLD                     139
209 #define HGCD_APPR_THRESHOLD                174
210 #define HGCD_REDUCE_THRESHOLD             3389
211 #define GCD_DC_THRESHOLD                   599
212 #define GCDEXT_DC_THRESHOLD                419
213 #define JACOBI_BASE_METHOD                   1  /* 1.57% faster than 4 */
214 
215 /* Tuneup completed successfully, took 83851 seconds */
216