1 /* PowerPC-32 gmp-mparam.h -- Compiler/machine parameter header file.
2
3 Copyright 2002, 2004, 2009, 2010 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
35 /* This file is used for 75x (G3) and for 7400/7410 (G4), both which have
36 much slow multiply instructions. */
37
38 /* 450 MHz PPC 7400 */
39
40 #define DIVREM_1_NORM_THRESHOLD 0 /* always */
41 #define DIVREM_1_UNNORM_THRESHOLD 0 /* always */
42 #define MOD_1_NORM_THRESHOLD 3
43 #define MOD_1_UNNORM_THRESHOLD 0 /* always */
44 #define MOD_1N_TO_MOD_1_1_THRESHOLD 11
45 #define MOD_1U_TO_MOD_1_1_THRESHOLD 7
46 #define MOD_1_1_TO_MOD_1_2_THRESHOLD 11
47 #define MOD_1_2_TO_MOD_1_4_THRESHOLD 18
48 #define PREINV_MOD_1_TO_MOD_1_THRESHOLD 38
49 #define USE_PREINV_DIVREM_1 1
50 #define DIVEXACT_1_THRESHOLD 0 /* always */
51 #define BMOD_1_TO_MOD_1_THRESHOLD MP_SIZE_T_MAX /* never */
52
53 #define MUL_TOOM22_THRESHOLD 10
54 #define MUL_TOOM33_THRESHOLD 38
55 #define MUL_TOOM44_THRESHOLD 99
56 #define MUL_TOOM6H_THRESHOLD 141
57 #define MUL_TOOM8H_THRESHOLD 212
58
59 #define MUL_TOOM32_TO_TOOM43_THRESHOLD 65
60 #define MUL_TOOM32_TO_TOOM53_THRESHOLD 69
61 #define MUL_TOOM42_TO_TOOM53_THRESHOLD 65
62 #define MUL_TOOM42_TO_TOOM63_THRESHOLD 66
63
64 #define SQR_BASECASE_THRESHOLD 4
65 #define SQR_TOOM2_THRESHOLD 18
66 #define SQR_TOOM3_THRESHOLD 57
67 #define SQR_TOOM4_THRESHOLD 142
68 #define SQR_TOOM6_THRESHOLD 173
69 #define SQR_TOOM8_THRESHOLD 309
70
71 #define MULMOD_BNM1_THRESHOLD 9
72 #define SQRMOD_BNM1_THRESHOLD 11
73
74 #define MUL_FFT_MODF_THRESHOLD 220 /* k = 5 */
75 #define MUL_FFT_TABLE3 \
76 { { 220, 5}, { 13, 6}, { 7, 5}, { 15, 6}, \
77 { 8, 5}, { 17, 6}, { 9, 5}, { 19, 6}, \
78 { 13, 7}, { 7, 6}, { 17, 7}, { 9, 6}, \
79 { 19, 7}, { 11, 6}, { 23, 7}, { 13, 8}, \
80 { 7, 7}, { 19, 8}, { 11, 7}, { 23, 9}, \
81 { 7, 8}, { 15, 7}, { 33, 8}, { 19, 7}, \
82 { 39, 8}, { 23, 9}, { 15, 8}, { 39, 9}, \
83 { 23, 8}, { 47,10}, { 15, 9}, { 31, 8}, \
84 { 67, 9}, { 55,10}, { 31, 9}, { 63, 8}, \
85 { 127, 7}, { 255, 9}, { 71, 8}, { 143, 7}, \
86 { 287, 9}, { 79,10}, { 47, 9}, { 95,11}, \
87 { 31,10}, { 63, 9}, { 127, 8}, { 255, 9}, \
88 { 143, 8}, { 287,10}, { 79, 9}, { 159, 8}, \
89 { 319, 9}, { 175, 8}, { 351, 7}, { 703,10}, \
90 { 95, 9}, { 191, 8}, { 383, 9}, { 207,10}, \
91 { 111,11}, { 63,10}, { 127, 9}, { 255,10}, \
92 { 143, 9}, { 287, 8}, { 575,10}, { 159, 9}, \
93 { 319,10}, { 175, 9}, { 351, 8}, { 703,11}, \
94 { 95,10}, { 191, 9}, { 383,10}, { 207, 9}, \
95 { 415, 8}, { 831,12}, { 63,11}, { 127,10}, \
96 { 255, 9}, { 511,10}, { 271, 9}, { 543,10}, \
97 { 287, 9}, { 575,11}, { 159,10}, { 351, 9}, \
98 { 703, 8}, { 1407,11}, { 191,10}, { 415, 9}, \
99 { 831,11}, { 223,10}, { 447, 9}, { 895,12}, \
100 { 127,11}, { 255,10}, { 543,11}, { 287,10}, \
101 { 575,11}, { 351,10}, { 703, 9}, { 1407,12}, \
102 { 191,11}, { 415,10}, { 831,11}, { 447,10}, \
103 { 895,13}, { 127,12}, { 255,11}, { 543,10}, \
104 { 1087,11}, { 575,12}, { 319,11}, { 703,10}, \
105 { 1407,12}, { 383,11}, { 831,12}, { 447,11}, \
106 { 895,10}, { 1791,11}, { 959,13}, { 255,12}, \
107 { 511,11}, { 1087,12}, { 575,11}, { 1215,12}, \
108 { 703,11}, { 1407,13}, { 383,12}, { 895,11}, \
109 { 1791,12}, { 959,14}, { 255,13}, { 511,12}, \
110 { 1215,13}, { 639,12}, { 1407,13}, { 895,12}, \
111 { 1919,14}, { 511,13}, { 1023,12}, { 2047,13}, \
112 { 1151,12}, { 2303,13}, { 1407,14}, { 767,13}, \
113 { 1919,10}, { 15359,12}, { 4096,13}, { 8192,14}, \
114 { 16384,15}, { 32768,16} }
115 #define MUL_FFT_TABLE3_SIZE 154
116 #define MUL_FFT_THRESHOLD 2688
117
118 #define SQR_FFT_MODF_THRESHOLD 184 /* k = 5 */
119 #define SQR_FFT_TABLE3 \
120 { { 184, 5}, { 6, 4}, { 13, 5}, { 13, 6}, \
121 { 7, 5}, { 15, 6}, { 13, 7}, { 7, 6}, \
122 { 16, 7}, { 9, 6}, { 19, 7}, { 11, 6}, \
123 { 23, 7}, { 13, 8}, { 7, 7}, { 19, 8}, \
124 { 11, 7}, { 25, 9}, { 7, 8}, { 15, 7}, \
125 { 31, 8}, { 19, 7}, { 39, 8}, { 27, 9}, \
126 { 15, 8}, { 39, 9}, { 23,10}, { 15, 9}, \
127 { 31, 8}, { 63, 9}, { 39, 8}, { 79, 9}, \
128 { 47, 8}, { 95,10}, { 31, 9}, { 63, 8}, \
129 { 127, 7}, { 255, 9}, { 71, 8}, { 143, 7}, \
130 { 287, 9}, { 79, 8}, { 159,10}, { 47, 9}, \
131 { 95,11}, { 31,10}, { 63, 9}, { 127, 8}, \
132 { 255, 9}, { 143, 8}, { 287, 7}, { 575,10}, \
133 { 79, 9}, { 159, 8}, { 319, 9}, { 175, 8}, \
134 { 351,10}, { 95, 9}, { 191, 8}, { 383, 9}, \
135 { 207,10}, { 111,11}, { 63,10}, { 127, 9}, \
136 { 255,10}, { 143, 9}, { 287, 8}, { 575,10}, \
137 { 159, 9}, { 319,10}, { 175, 9}, { 351,11}, \
138 { 95,10}, { 191, 9}, { 383,10}, { 207, 9}, \
139 { 415, 8}, { 831,10}, { 223,12}, { 63,11}, \
140 { 127,10}, { 255, 9}, { 511,10}, { 287, 9}, \
141 { 575,11}, { 159,10}, { 351, 9}, { 703,11}, \
142 { 191,10}, { 415, 9}, { 831,11}, { 223,10}, \
143 { 447, 9}, { 895,12}, { 127,11}, { 255,10}, \
144 { 511,11}, { 287,10}, { 575,11}, { 319,10}, \
145 { 639,11}, { 351,10}, { 703, 9}, { 1407,12}, \
146 { 191,11}, { 383,10}, { 767,11}, { 415,10}, \
147 { 831,11}, { 447,10}, { 895,13}, { 127,12}, \
148 { 255,11}, { 511,10}, { 1023,11}, { 575,12}, \
149 { 319,11}, { 703,10}, { 1407,12}, { 383,11}, \
150 { 831,12}, { 447,11}, { 895,10}, { 1791,11}, \
151 { 959,13}, { 255,12}, { 511,11}, { 1023,12}, \
152 { 575,11}, { 1215,12}, { 703,11}, { 1407,13}, \
153 { 383,12}, { 895,11}, { 1791,12}, { 959,14}, \
154 { 255,13}, { 511,12}, { 1215,13}, { 639,12}, \
155 { 1471,13}, { 767,12}, { 1535,13}, { 895,12}, \
156 { 1919,14}, { 511,13}, { 1151,12}, { 2431,13}, \
157 { 1407,14}, { 767,13}, { 1919,15}, { 32768,16} }
158 #define SQR_FFT_TABLE3_SIZE 152
159 #define SQR_FFT_THRESHOLD 1728
160
161 #define MULLO_BASECASE_THRESHOLD 0 /* always */
162 #define MULLO_DC_THRESHOLD 33
163 #define MULLO_MUL_N_THRESHOLD 5240
164
165 #define DC_DIV_QR_THRESHOLD 31
166 #define DC_DIVAPPR_Q_THRESHOLD 108
167 #define DC_BDIV_QR_THRESHOLD 35
168 #define DC_BDIV_Q_THRESHOLD 88
169
170 #define INV_MULMOD_BNM1_THRESHOLD 42
171 #define INV_NEWTON_THRESHOLD 149
172 #define INV_APPR_THRESHOLD 125
173
174 #define BINV_NEWTON_THRESHOLD 156
175 #define REDC_1_TO_REDC_N_THRESHOLD 39
176
177 #define MU_DIV_QR_THRESHOLD 807
178 #define MU_DIVAPPR_Q_THRESHOLD 807
179 #define MUPI_DIV_QR_THRESHOLD 66
180 #define MU_BDIV_QR_THRESHOLD 667
181 #define MU_BDIV_Q_THRESHOLD 807
182
183 #define MATRIX22_STRASSEN_THRESHOLD 11
184 #define HGCD_THRESHOLD 87
185 #define GCD_DC_THRESHOLD 233
186 #define GCDEXT_DC_THRESHOLD 198
187 #define JACOBI_BASE_METHOD 1
188
189 #define GET_STR_DC_THRESHOLD 12
190 #define GET_STR_PRECOMPUTE_THRESHOLD 28
191 #define SET_STR_DC_THRESHOLD 390
192 #define SET_STR_PRECOMPUTE_THRESHOLD 814