xref: /netbsd-src/external/lgpl3/gmp/dist/mpn/x86/p6/mmx/gmp-mparam.h (revision 7d62b00eb9ad855ffcd7da46b41e23feb5476fac)
1 /* Intel P6/mmx gmp-mparam.h -- Compiler/machine parameter header file.
2 
3 Copyright 1991-2017 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 
32 #define GMP_LIMB_BITS 32
33 #define GMP_LIMB_BYTES 4
34 
35 
36 /* NOTE: In a fat binary build SQR_TOOM2_THRESHOLD here cannot be more than the
37    value in mpn/x86/p6/gmp-mparam.h.  The latter is used as a hard limit in
38    mpn/x86/p6/sqr_basecase.asm.  */
39 
40 
41 /* 800 MHz P6 model 8 */
42 /* Generated by tuneup.c, 2017-02-03, gcc 4.8 */
43 
44 #define MOD_1_1P_METHOD                      2
45 #define MOD_1_NORM_THRESHOLD                 3
46 #define MOD_1_UNNORM_THRESHOLD               4
47 #define MOD_1N_TO_MOD_1_1_THRESHOLD          7
48 #define MOD_1U_TO_MOD_1_1_THRESHOLD          7
49 #define MOD_1_1_TO_MOD_1_2_THRESHOLD         8
50 #define MOD_1_2_TO_MOD_1_4_THRESHOLD        30
51 #define PREINV_MOD_1_TO_MOD_1_THRESHOLD     14
52 #define USE_PREINV_DIVREM_1                  1  /* native */
53 #define DIV_QR_1N_PI1_METHOD                 1
54 #define DIV_QR_1_NORM_THRESHOLD              4
55 #define DIV_QR_1_UNNORM_THRESHOLD        MP_SIZE_T_MAX  /* never */
56 #define DIV_QR_2_PI2_THRESHOLD           MP_SIZE_T_MAX  /* never */
57 #define DIVEXACT_1_THRESHOLD                 0  /* always (native) */
58 #define BMOD_1_TO_MOD_1_THRESHOLD           62
59 
60 #define DIV_1_VS_MUL_1_PERCENT             168
61 
62 #define MUL_TOOM22_THRESHOLD                22
63 #define MUL_TOOM33_THRESHOLD                73
64 #define MUL_TOOM44_THRESHOLD               195
65 #define MUL_TOOM6H_THRESHOLD               254
66 #define MUL_TOOM8H_THRESHOLD               381
67 
68 #define MUL_TOOM32_TO_TOOM43_THRESHOLD      81
69 #define MUL_TOOM32_TO_TOOM53_THRESHOLD     122
70 #define MUL_TOOM42_TO_TOOM53_THRESHOLD      73
71 #define MUL_TOOM42_TO_TOOM63_THRESHOLD      80
72 #define MUL_TOOM43_TO_TOOM54_THRESHOLD     100
73 
74 #define SQR_BASECASE_THRESHOLD               0  /* always (native) */
75 #define SQR_TOOM2_THRESHOLD                 30	/* WRONG value, see comment above */
76 #define SQR_TOOM3_THRESHOLD                 83
77 #define SQR_TOOM4_THRESHOLD                196
78 #define SQR_TOOM6_THRESHOLD                214
79 #define SQR_TOOM8_THRESHOLD                381
80 
81 #define MULMID_TOOM42_THRESHOLD             56
82 
83 #define MULMOD_BNM1_THRESHOLD               16
84 #define SQRMOD_BNM1_THRESHOLD               17
85 
86 #define MUL_FFT_MODF_THRESHOLD             476  /* k = 5 */
87 #define MUL_FFT_TABLE3                                      \
88   { {    476, 5}, {     21, 6}, {     11, 5}, {     23, 6}, \
89     {     21, 7}, {     11, 6}, {     25, 7}, {     13, 6}, \
90     {     27, 7}, {     15, 6}, {     31, 7}, {     21, 8}, \
91     {     11, 7}, {     27, 8}, {     15, 7}, {     35, 8}, \
92     {     19, 7}, {     41, 8}, {     23, 7}, {     47, 8}, \
93     {     27, 9}, {     15, 8}, {     31, 7}, {     63, 8}, \
94     {     39, 9}, {     23, 8}, {     51,10}, {     15, 9}, \
95     {     31, 8}, {     67, 9}, {     39, 8}, {     79, 9}, \
96     {     47, 8}, {     95, 9}, {     55,10}, {     31, 9}, \
97     {     63, 8}, {    127, 9}, {     79,10}, {     47, 9}, \
98     {     95,11}, {     31,10}, {     63, 9}, {    135,10}, \
99     {     79, 9}, {    167,10}, {     95, 9}, {    199,10}, \
100     {    111,11}, {     63,10}, {    127, 9}, {    255, 8}, \
101     {    511,10}, {    143, 9}, {    287, 8}, {    575,10}, \
102     {    159,11}, {     95,10}, {    191, 9}, {    383,10}, \
103     {    207,12}, {     63,11}, {    127,10}, {    255, 9}, \
104     {    511,10}, {    271, 9}, {    543, 8}, {   1087,10}, \
105     {    287, 9}, {    575,11}, {    159,10}, {    319, 9}, \
106     {    639,10}, {    351, 9}, {    703,11}, {    191,10}, \
107     {    383, 9}, {    767,10}, {    415, 9}, {    831,11}, \
108     {    223,10}, {    447,12}, {    127,11}, {    255,10}, \
109     {    543, 9}, {   1087,11}, {    287,10}, {    607, 9}, \
110     {   1215,11}, {    319,10}, {    671,11}, {    351,10}, \
111     {    703,12}, {    191,11}, {    383,10}, {    767,11}, \
112     {    415,10}, {    831,11}, {    447,13}, {    127,12}, \
113     {    255,11}, {    543,10}, {   1087,11}, {    607,10}, \
114     {   1215,12}, {    319,11}, {    671,10}, {   1343,11}, \
115     {    703,10}, {   1407,11}, {    735,12}, {    383,11}, \
116     {    831,12}, {    447,11}, {    959,10}, {   1919,13}, \
117     {    255,12}, {    511,11}, {   1087,12}, {    575,11}, \
118     {   1215,10}, {   2431,12}, {    639,11}, {   1343,12}, \
119     {    703,11}, {   1471,13}, {    383,12}, {    767,11}, \
120     {   1535,12}, {    831,11}, {   1727,12}, {    959,11}, \
121     {   1919,14}, {    255,13}, {    511,12}, {   1215,11}, \
122     {   2431,13}, {    639,12}, {   1471,11}, {   2943,13}, \
123     {    767,12}, {   1727,13}, {    895,12}, {   1919,11}, \
124     {   3839,14}, {    511,13}, {   1023,12}, {   2111,13}, \
125     {   1151,12}, {   2431,13}, {   1279,12}, {   2559,13}, \
126     {   1407,12}, {   2943,14}, {    767,13}, {   1663,12}, \
127     {   3327,13}, {   1919,12}, {   3839,15}, {  32768,16} }
128 #define MUL_FFT_TABLE3_SIZE 160
129 #define MUL_FFT_THRESHOLD                 7040
130 
131 #define SQR_FFT_MODF_THRESHOLD             376  /* k = 5 */
132 #define SQR_FFT_TABLE3                                      \
133   { {    376, 5}, {     21, 6}, {     11, 5}, {     23, 6}, \
134     {     21, 7}, {     11, 6}, {     24, 7}, {     13, 6}, \
135     {     27, 7}, {     15, 6}, {     31, 7}, {     21, 8}, \
136     {     11, 7}, {     27, 8}, {     15, 7}, {     33, 8}, \
137     {     19, 7}, {     39, 8}, {     23, 7}, {     47, 8}, \
138     {     27, 9}, {     15, 8}, {     39, 9}, {     23, 8}, \
139     {     51,10}, {     15, 9}, {     31, 8}, {     67, 9}, \
140     {     39, 8}, {     79, 9}, {     47, 8}, {     95, 9}, \
141     {     55,10}, {     31, 9}, {     79,10}, {     47, 9}, \
142     {     95,11}, {     31,10}, {     63, 9}, {    127, 8}, \
143     {    255, 9}, {    135,10}, {     79, 9}, {    167,10}, \
144     {     95, 9}, {    191, 8}, {    383,10}, {    111,11}, \
145     {     63,10}, {    127, 9}, {    255, 8}, {    511, 9}, \
146     {    271,10}, {    143, 9}, {    287, 8}, {    575, 9}, \
147     {    303, 8}, {    607,10}, {    159, 9}, {    319,11}, \
148     {     95,10}, {    191, 9}, {    383,10}, {    207,12}, \
149     {     63,11}, {    127,10}, {    255, 9}, {    511,10}, \
150     {    271, 9}, {    543,10}, {    287, 9}, {    575,10}, \
151     {    303,11}, {    159,10}, {    319, 9}, {    639,10}, \
152     {    351, 9}, {    703,11}, {    191,10}, {    383, 9}, \
153     {    767,10}, {    415, 9}, {    831,11}, {    223,10}, \
154     {    479,12}, {    127,11}, {    255,10}, {    543, 9}, \
155     {   1087,11}, {    287,10}, {    607, 9}, {   1215,11}, \
156     {    319,10}, {    671,11}, {    351,10}, {    703,12}, \
157     {    191,11}, {    383,10}, {    767,11}, {    415,10}, \
158     {    831,11}, {    479,13}, {    127,12}, {    255,11}, \
159     {    543,10}, {   1087,11}, {    607,10}, {   1215,12}, \
160     {    319,11}, {    671,10}, {   1343,11}, {    703,10}, \
161     {   1407,11}, {    735,12}, {    383,11}, {    831,12}, \
162     {    447,11}, {    959,10}, {   1919,13}, {    255,12}, \
163     {    511,11}, {   1087,12}, {    575,11}, {   1215,10}, \
164     {   2431,12}, {    639,11}, {   1343,12}, {    703,11}, \
165     {   1407,13}, {    383,12}, {    831,11}, {   1727,12}, \
166     {    959,11}, {   1919,14}, {    255,13}, {    511,12}, \
167     {   1215,11}, {   2431,13}, {    639,12}, {   1471,11}, \
168     {   2943,13}, {    767,12}, {   1727,13}, {    895,12}, \
169     {   1919,11}, {   3839,14}, {    511,13}, {   1023,12}, \
170     {   2111,13}, {   1151,12}, {   2431,13}, {   1407,12}, \
171     {   2943,14}, {    767,13}, {   1535,12}, {   3071,13}, \
172     {   1663,12}, {   3455,13}, {   1919,12}, {   3839,15}, \
173     {  32768,16} }
174 #define SQR_FFT_TABLE3_SIZE 161
175 #define SQR_FFT_THRESHOLD                 3712
176 
177 #define MULLO_BASECASE_THRESHOLD             0  /* always */
178 #define MULLO_DC_THRESHOLD                  62
179 #define MULLO_MUL_N_THRESHOLD            13463
180 #define SQRLO_BASECASE_THRESHOLD             0  /* always */
181 #define SQRLO_DC_THRESHOLD                 177
182 #define SQRLO_SQR_THRESHOLD               8937
183 
184 #define DC_DIV_QR_THRESHOLD                 80
185 #define DC_DIVAPPR_Q_THRESHOLD             240
186 #define DC_BDIV_QR_THRESHOLD                76
187 #define DC_BDIV_Q_THRESHOLD                166
188 
189 #define INV_MULMOD_BNM1_THRESHOLD           42
190 #define INV_NEWTON_THRESHOLD               262
191 #define INV_APPR_THRESHOLD                 250
192 
193 #define BINV_NEWTON_THRESHOLD              272
194 #define REDC_1_TO_REDC_N_THRESHOLD          72
195 
196 #define MU_DIV_QR_THRESHOLD               1499
197 #define MU_DIVAPPR_Q_THRESHOLD            1470
198 #define MUPI_DIV_QR_THRESHOLD              124
199 #define MU_BDIV_QR_THRESHOLD              1142
200 #define MU_BDIV_Q_THRESHOLD               1341
201 
202 #define POWM_SEC_TABLE  1,16,96,416,1259
203 
204 #define GET_STR_DC_THRESHOLD                14
205 #define GET_STR_PRECOMPUTE_THRESHOLD        27
206 #define SET_STR_DC_THRESHOLD               270
207 #define SET_STR_PRECOMPUTE_THRESHOLD      1084
208 
209 #define FAC_DSC_THRESHOLD                  194
210 #define FAC_ODD_THRESHOLD                   25
211 
212 #define MATRIX22_STRASSEN_THRESHOLD         16
213 #define HGCD_THRESHOLD                     124
214 #define HGCD_APPR_THRESHOLD                152
215 #define HGCD_REDUCE_THRESHOLD             3014
216 #define GCD_DC_THRESHOLD                   474
217 #define GCDEXT_DC_THRESHOLD                321
218 #define JACOBI_BASE_METHOD                   1
219