1 /* S/390-32 gmp-mparam.h -- Compiler/machine parameter header file.
2
3 Copyright 1991, 1993, 1994, 2000-2008-2011, 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 /* 4400 MHz IBM z196 running in 32-bit mode */
35 /* FFT tuning limit = 0.5M */
36 /* Generated by tuneup.c, 2017-01-02, gcc 4.9 */
37
38 #define DIVREM_1_NORM_THRESHOLD MP_SIZE_T_MAX /* never */
39 #define DIVREM_1_UNNORM_THRESHOLD MP_SIZE_T_MAX /* never */
40 #define MOD_1_1P_METHOD 2
41 #define MOD_1_NORM_THRESHOLD MP_SIZE_T_MAX /* never */
42 #define MOD_1_UNNORM_THRESHOLD MP_SIZE_T_MAX /* never */
43 #define MOD_1N_TO_MOD_1_1_THRESHOLD 45
44 #define MOD_1U_TO_MOD_1_1_THRESHOLD 18
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 MP_SIZE_T_MAX
47 #define PREINV_MOD_1_TO_MOD_1_THRESHOLD 3
48 #define USE_PREINV_DIVREM_1 0
49 #define DIV_QR_1N_PI1_METHOD 1
50 #define DIV_QR_1_NORM_THRESHOLD MP_SIZE_T_MAX /* never */
51 #define DIV_QR_1_UNNORM_THRESHOLD MP_SIZE_T_MAX /* never */
52 #define DIV_QR_2_PI2_THRESHOLD MP_SIZE_T_MAX /* never */
53 #define DIVEXACT_1_THRESHOLD 6
54 #define BMOD_1_TO_MOD_1_THRESHOLD 0 /* always */
55
56 #define DIV_1_VS_MUL_1_PERCENT 320
57
58 #define MUL_TOOM22_THRESHOLD 12
59 #define MUL_TOOM33_THRESHOLD 81
60 #define MUL_TOOM44_THRESHOLD 130
61 #define MUL_TOOM6H_THRESHOLD 173
62 #define MUL_TOOM8H_THRESHOLD 260
63
64 #define MUL_TOOM32_TO_TOOM43_THRESHOLD 81
65 #define MUL_TOOM32_TO_TOOM53_THRESHOLD 91
66 #define MUL_TOOM42_TO_TOOM53_THRESHOLD 83
67 #define MUL_TOOM42_TO_TOOM63_THRESHOLD 86
68 #define MUL_TOOM43_TO_TOOM54_THRESHOLD 112
69
70 #define SQR_BASECASE_THRESHOLD 0 /* always (native) */
71 #define SQR_TOOM2_THRESHOLD 18
72 #define SQR_TOOM3_THRESHOLD 69
73 #define SQR_TOOM4_THRESHOLD 178
74 #define SQR_TOOM6_THRESHOLD 254
75 #define SQR_TOOM8_THRESHOLD 406
76
77 #define MULMID_TOOM42_THRESHOLD 30
78
79 #define MULMOD_BNM1_THRESHOLD 12
80 #define SQRMOD_BNM1_THRESHOLD 7
81
82 #define MUL_FFT_MODF_THRESHOLD 276 /* k = 5 */
83 #define MUL_FFT_TABLE3 \
84 { { 276, 5}, { 15, 6}, { 8, 5}, { 17, 6}, \
85 { 9, 5}, { 19, 6}, { 13, 7}, { 7, 6}, \
86 { 17, 7}, { 9, 6}, { 19, 7}, { 11, 6}, \
87 { 23, 7}, { 13, 8}, { 7, 7}, { 19, 8}, \
88 { 11, 7}, { 25, 8}, { 15, 7}, { 31, 8}, \
89 { 19, 7}, { 39, 8}, { 23, 9}, { 15, 8}, \
90 { 39, 9}, { 23,10}, { 15, 9}, { 31, 8}, \
91 { 67, 9}, { 39, 8}, { 79, 9}, { 47,10}, \
92 { 31, 9}, { 71, 8}, { 143, 9}, { 79,10}, \
93 { 47,11}, { 31,10}, { 63, 9}, { 127, 8}, \
94 { 255, 7}, { 511, 9}, { 143,10}, { 79, 9}, \
95 { 159, 8}, { 319, 9}, { 175, 8}, { 351,10}, \
96 { 95, 9}, { 191, 8}, { 383,11}, { 63,10}, \
97 { 127, 9}, { 255, 8}, { 511,10}, { 143, 9}, \
98 { 287, 8}, { 575,10}, { 159, 9}, { 319,10}, \
99 { 175, 9}, { 351,11}, { 95,10}, { 191, 9}, \
100 { 383,12}, { 63,11}, { 127,10}, { 255, 9}, \
101 { 511,10}, { 271, 9}, { 543, 8}, { 1087,10}, \
102 { 287, 9}, { 575,11}, { 159,10}, { 351, 9}, \
103 { 703, 8}, { 1407,11}, { 191,10}, { 415, 9}, \
104 { 831,11}, { 223,10}, { 479, 9}, { 959, 8}, \
105 { 1919,12}, { 4096,13}, { 8192,14}, { 16384,15}, \
106 { 32768,16} }
107 #define MUL_FFT_TABLE3_SIZE 89
108 #define MUL_FFT_THRESHOLD 2688
109
110 #define SQR_FFT_MODF_THRESHOLD 240 /* k = 5 */
111 #define SQR_FFT_TABLE3 \
112 { { 240, 5}, { 17, 6}, { 17, 7}, { 9, 6}, \
113 { 19, 7}, { 11, 6}, { 23, 7}, { 13, 8}, \
114 { 7, 7}, { 19, 8}, { 11, 7}, { 25, 8}, \
115 { 15, 7}, { 33, 8}, { 19, 7}, { 39, 8}, \
116 { 23, 9}, { 15, 8}, { 39, 9}, { 23,10}, \
117 { 15, 9}, { 31, 8}, { 63, 9}, { 47,10}, \
118 { 31, 9}, { 63, 8}, { 127, 9}, { 71, 8}, \
119 { 143,10}, { 47,11}, { 31,10}, { 63, 9}, \
120 { 127, 8}, { 255, 7}, { 511, 9}, { 143,10}, \
121 { 79, 9}, { 159, 8}, { 319, 9}, { 175, 8}, \
122 { 351, 7}, { 703,10}, { 95, 9}, { 191, 8}, \
123 { 383, 9}, { 207, 8}, { 415,11}, { 63,10}, \
124 { 127, 9}, { 255, 8}, { 511,10}, { 143, 9}, \
125 { 287, 8}, { 575,10}, { 159, 9}, { 319,10}, \
126 { 175, 9}, { 351, 8}, { 703, 7}, { 1407,11}, \
127 { 95,10}, { 191, 9}, { 383,10}, { 207, 9}, \
128 { 415,12}, { 63,11}, { 127,10}, { 255, 9}, \
129 { 511,10}, { 287, 9}, { 575,11}, { 159,10}, \
130 { 351, 9}, { 703, 8}, { 1407,11}, { 191,10}, \
131 { 415, 9}, { 831,11}, { 223,10}, { 479,12}, \
132 { 4096,13}, { 8192,14}, { 16384,15}, { 32768,16} }
133 #define SQR_FFT_TABLE3_SIZE 84
134 #define SQR_FFT_THRESHOLD 1856
135
136 #define MULLO_BASECASE_THRESHOLD 0 /* always */
137 #define MULLO_DC_THRESHOLD 27
138 #define MULLO_MUL_N_THRESHOLD 5240
139 #define SQRLO_BASECASE_THRESHOLD 0 /* always */
140 #define SQRLO_DC_THRESHOLD 65
141 #define SQRLO_SQR_THRESHOLD 3470
142
143 #define DC_DIV_QR_THRESHOLD 32
144 #define DC_DIVAPPR_Q_THRESHOLD 135
145 #define DC_BDIV_QR_THRESHOLD 32
146 #define DC_BDIV_Q_THRESHOLD 80
147
148 #define INV_MULMOD_BNM1_THRESHOLD 42
149 #define INV_NEWTON_THRESHOLD 177
150 #define INV_APPR_THRESHOLD 139
151
152 #define BINV_NEWTON_THRESHOLD 179
153 #define REDC_1_TO_REDC_N_THRESHOLD 39
154
155 #define MU_DIV_QR_THRESHOLD 872
156 #define MU_DIVAPPR_Q_THRESHOLD 998
157 #define MUPI_DIV_QR_THRESHOLD 66
158 #define MU_BDIV_QR_THRESHOLD 748
159 #define MU_BDIV_Q_THRESHOLD 906
160
161 #define POWM_SEC_TABLE 9,34,257,946,2913
162
163 #define GET_STR_DC_THRESHOLD 10
164 #define GET_STR_PRECOMPUTE_THRESHOLD 16
165 #define SET_STR_DC_THRESHOLD 1045
166 #define SET_STR_PRECOMPUTE_THRESHOLD 1800
167
168 #define FAC_DSC_THRESHOLD 77
169 #define FAC_ODD_THRESHOLD 24
170
171 #define MATRIX22_STRASSEN_THRESHOLD 15
172 #define HGCD_THRESHOLD 121
173 #define HGCD_APPR_THRESHOLD 142
174 #define HGCD_REDUCE_THRESHOLD 1679
175 #define GCD_DC_THRESHOLD 389
176 #define GCDEXT_DC_THRESHOLD 285
177 #define JACOBI_BASE_METHOD 4