1 /* PowerPC-32 gmp-mparam.h -- Compiler/machine parameter header file.
2
3 Copyright 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 #define GMP_LIMB_BITS 32
32 #define GMP_LIMB_BYTES 4
33
34 /* 4150 MHz POWER8/T4 */
35 /* FFT tuning limit = 0.5 M */
36 /* Generated by tuneup.c, 2017-02-18, gcc 6.1 */
37
38 #define DIVREM_1_NORM_THRESHOLD 0 /* always */
39 #define DIVREM_1_UNNORM_THRESHOLD 0 /* always */
40 #define MOD_1_1P_METHOD 1
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 9
44 #define MOD_1U_TO_MOD_1_1_THRESHOLD 8
45 #define MOD_1_1_TO_MOD_1_2_THRESHOLD 0 /* never mpn_mod_1_1p */
46 #define MOD_1_2_TO_MOD_1_4_THRESHOLD 22
47 #define PREINV_MOD_1_TO_MOD_1_THRESHOLD 11
48 #define USE_PREINV_DIVREM_1 1
49 #define DIV_QR_1N_PI1_METHOD 2
50 #define DIV_QR_1_NORM_THRESHOLD 4
51 #define DIV_QR_1_UNNORM_THRESHOLD 3
52 #define DIV_QR_2_PI2_THRESHOLD 15
53 #define DIVEXACT_1_THRESHOLD 0 /* always */
54 #define BMOD_1_TO_MOD_1_THRESHOLD 39
55
56 #define DIV_1_VS_MUL_1_PERCENT 343
57
58 #define MUL_TOOM22_THRESHOLD 20
59 #define MUL_TOOM33_THRESHOLD 73
60 #define MUL_TOOM44_THRESHOLD 202
61 #define MUL_TOOM6H_THRESHOLD 286
62 #define MUL_TOOM8H_THRESHOLD 430
63
64 #define MUL_TOOM32_TO_TOOM43_THRESHOLD 137
65 #define MUL_TOOM32_TO_TOOM53_THRESHOLD 140
66 #define MUL_TOOM42_TO_TOOM53_THRESHOLD 128
67 #define MUL_TOOM42_TO_TOOM63_THRESHOLD 145
68 #define MUL_TOOM43_TO_TOOM54_THRESHOLD 121
69
70 #define SQR_BASECASE_THRESHOLD 0 /* always */
71 #define SQR_TOOM2_THRESHOLD 26
72 #define SQR_TOOM3_THRESHOLD 97
73 #define SQR_TOOM4_THRESHOLD 236
74 #define SQR_TOOM6_THRESHOLD 318
75 #define SQR_TOOM8_THRESHOLD 478
76
77 #define MULMID_TOOM42_THRESHOLD 34
78
79 #define MULMOD_BNM1_THRESHOLD 18
80 #define SQRMOD_BNM1_THRESHOLD 18
81
82 #define MUL_FFT_MODF_THRESHOLD 444 /* k = 5 */
83 #define MUL_FFT_TABLE3 \
84 { { 444, 5}, { 21, 6}, { 12, 5}, { 25, 6}, \
85 { 13, 5}, { 27, 6}, { 21, 7}, { 11, 6}, \
86 { 25, 7}, { 13, 6}, { 27, 7}, { 17, 6}, \
87 { 35, 7}, { 21, 8}, { 11, 7}, { 27, 8}, \
88 { 15, 7}, { 35, 8}, { 19, 7}, { 41, 8}, \
89 { 27, 9}, { 15, 8}, { 39, 9}, { 23, 8}, \
90 { 51,10}, { 15, 9}, { 31, 8}, { 63, 9}, \
91 { 39, 8}, { 79, 9}, { 47,10}, { 31, 9}, \
92 { 79,10}, { 47,11}, { 31,10}, { 63, 9}, \
93 { 135,10}, { 79, 9}, { 159,10}, { 95, 9}, \
94 { 191,10}, { 111,11}, { 63,10}, { 127, 9}, \
95 { 255,10}, { 143, 9}, { 287,10}, { 159,11}, \
96 { 95,10}, { 191,12}, { 63,11}, { 127,10}, \
97 { 255, 9}, { 511,10}, { 271, 9}, { 543, 8}, \
98 { 1087,10}, { 287,11}, { 159,10}, { 319, 9}, \
99 { 639,10}, { 351,11}, { 191,10}, { 415, 9}, \
100 { 831,11}, { 223,12}, { 4096,13}, { 8192,14}, \
101 { 16384,15}, { 32768,16} }
102 #define MUL_FFT_TABLE3_SIZE 70
103 #define MUL_FFT_THRESHOLD 4544
104
105 #define SQR_FFT_MODF_THRESHOLD 332 /* k = 5 */
106 #define SQR_FFT_TABLE3 \
107 { { 332, 5}, { 21, 6}, { 11, 5}, { 23, 6}, \
108 { 21, 7}, { 11, 6}, { 24, 7}, { 13, 6}, \
109 { 27, 7}, { 15, 6}, { 31, 7}, { 21, 8}, \
110 { 11, 7}, { 27, 8}, { 15, 7}, { 33, 8}, \
111 { 19, 7}, { 39, 8}, { 27, 9}, { 15, 8}, \
112 { 39, 9}, { 23, 8}, { 47,10}, { 15, 9}, \
113 { 31, 8}, { 63, 9}, { 47,10}, { 31, 9}, \
114 { 79,10}, { 47,11}, { 31,10}, { 63, 9}, \
115 { 127, 8}, { 255, 9}, { 135,10}, { 95, 9}, \
116 { 191,11}, { 63,10}, { 127, 9}, { 255, 8}, \
117 { 511, 9}, { 271,10}, { 143, 9}, { 287, 8}, \
118 { 575, 9}, { 303, 8}, { 607,10}, { 159,11}, \
119 { 95,10}, { 191,12}, { 63,11}, { 127,10}, \
120 { 255, 9}, { 511,10}, { 271, 9}, { 543,10}, \
121 { 287, 9}, { 575,10}, { 303, 9}, { 607,11}, \
122 { 159,10}, { 319, 9}, { 639,10}, { 351, 9}, \
123 { 703,11}, { 191,10}, { 383, 9}, { 767,10}, \
124 { 415,11}, { 223,10}, { 447,12}, { 4096,13}, \
125 { 8192,14}, { 16384,15}, { 32768,16} }
126 #define SQR_FFT_TABLE3_SIZE 75
127 #define SQR_FFT_THRESHOLD 3520
128
129 #define MULLO_BASECASE_THRESHOLD 0 /* always */
130 #define MULLO_DC_THRESHOLD 36
131 #define MULLO_MUL_N_THRESHOLD 8648
132 #define SQRLO_BASECASE_THRESHOLD 5
133 #define SQRLO_DC_THRESHOLD 193
134 #define SQRLO_SQR_THRESHOLD 6675
135
136 #define DC_DIV_QR_THRESHOLD 33
137 #define DC_DIVAPPR_Q_THRESHOLD 134
138 #define DC_BDIV_QR_THRESHOLD 51
139 #define DC_BDIV_Q_THRESHOLD 134
140
141 #define INV_MULMOD_BNM1_THRESHOLD 66
142 #define INV_NEWTON_THRESHOLD 132
143 #define INV_APPR_THRESHOLD 131
144
145 #define BINV_NEWTON_THRESHOLD 292
146 #define REDC_1_TO_REDC_N_THRESHOLD 67
147
148 #define MU_DIV_QR_THRESHOLD 1334
149 #define MU_DIVAPPR_Q_THRESHOLD 1334
150 #define MUPI_DIV_QR_THRESHOLD 62
151 #define MU_BDIV_QR_THRESHOLD 1142
152 #define MU_BDIV_Q_THRESHOLD 1470
153
154 #define POWM_SEC_TABLE 3,25,114,480,1486
155
156 #define GET_STR_DC_THRESHOLD 8
157 #define GET_STR_PRECOMPUTE_THRESHOLD 14
158 #define SET_STR_DC_THRESHOLD 644
159 #define SET_STR_PRECOMPUTE_THRESHOLD 1365
160
161 #define FAC_DSC_THRESHOLD 107
162 #define FAC_ODD_THRESHOLD 29
163
164 #define MATRIX22_STRASSEN_THRESHOLD 16
165 #define HGCD_THRESHOLD 95
166 #define HGCD_APPR_THRESHOLD 121
167 #define HGCD_REDUCE_THRESHOLD 2681
168 #define GCD_DC_THRESHOLD 456
169 #define GCDEXT_DC_THRESHOLD 386
170 #define JACOBI_BASE_METHOD 4