1 /* PowerPC-32 gmp-mparam.h -- Compiler/machine parameter header file.
3 Copyright 1991, 1993, 1994, 1999, 2000, 2001, 2002, 2003, 2004, 2008, 2009,
4 2010 Free Software Foundation, Inc.
6 This file is part of the GNU MP Library.
8 The GNU MP Library is free software; you can redistribute it and/or modify
9 it under the terms of the GNU Lesser General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or (at your
11 option) any later version.
13 The GNU MP Library is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
15 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
16 License for more details.
18 You should have received a copy of the GNU Lesser General Public License
19 along with the GNU MP Library. If not, see http://www.gnu.org/licenses/. */
21 #define GMP_LIMB_BITS 32
22 #define BYTES_PER_MP_LIMB 4
25 /* This file is supposed to be used for 604, 604e, 744x/745x/747x (G4+), i.e.,
26 32-bit PowerPC processors with reasonably fast integer multiply insns. The
27 values below are chosen to be best for the latter processors, since 604 is
28 largely irrelevant today.
30 In mpn/powerpc32/750/gmp-mparam.h there are values for 75x (G3) and for
31 7400/7410 (G4), both which have much slower multiply instructions. */
33 /* 1417 MHz PPC 7447A */
35 #define DIVREM_1_NORM_THRESHOLD 0 /* always */
36 #define DIVREM_1_UNNORM_THRESHOLD 0 /* always */
37 #define MOD_1_NORM_THRESHOLD 0 /* always */
38 #define MOD_1_UNNORM_THRESHOLD 0 /* always */
39 #define MOD_1N_TO_MOD_1_1_THRESHOLD 5
40 #define MOD_1U_TO_MOD_1_1_THRESHOLD 8
41 #define MOD_1_1_TO_MOD_1_2_THRESHOLD 16
42 #define MOD_1_2_TO_MOD_1_4_THRESHOLD 65
43 #define PREINV_MOD_1_TO_MOD_1_THRESHOLD 17
44 #define USE_PREINV_DIVREM_1 1
45 #define DIVEXACT_1_THRESHOLD 0 /* always */
46 #define BMOD_1_TO_MOD_1_THRESHOLD 98
48 #define MUL_TOOM22_THRESHOLD 14
49 #define MUL_TOOM33_THRESHOLD 73
50 #define MUL_TOOM44_THRESHOLD 106
51 #define MUL_TOOM6H_THRESHOLD 157
52 #define MUL_TOOM8H_THRESHOLD 236
54 #define MUL_TOOM32_TO_TOOM43_THRESHOLD 73
55 #define MUL_TOOM32_TO_TOOM53_THRESHOLD 71
56 #define MUL_TOOM42_TO_TOOM53_THRESHOLD 73
57 #define MUL_TOOM42_TO_TOOM63_THRESHOLD 72
59 #define SQR_BASECASE_THRESHOLD 0 /* always */
60 #define SQR_TOOM2_THRESHOLD 24
61 #define SQR_TOOM3_THRESHOLD 77
62 #define SQR_TOOM4_THRESHOLD 130
63 #define SQR_TOOM6_THRESHOLD 189
64 #define SQR_TOOM8_THRESHOLD 284
66 #define MULMOD_BNM1_THRESHOLD 9
67 #define SQRMOD_BNM1_THRESHOLD 14
69 #define MUL_FFT_MODF_THRESHOLD 284 /* k = 5 */
70 #define MUL_FFT_TABLE3 \
71 { { 284, 5}, { 17, 6}, { 9, 5}, { 19, 6}, \
72 { 13, 7}, { 7, 6}, { 17, 7}, { 9, 6}, \
73 { 20, 7}, { 11, 6}, { 23, 7}, { 13, 8}, \
74 { 7, 7}, { 19, 8}, { 11, 7}, { 25, 9}, \
75 { 7, 8}, { 15, 7}, { 33, 8}, { 19, 7}, \
76 { 39, 8}, { 23, 7}, { 47, 9}, { 15, 8}, \
77 { 39, 9}, { 23, 8}, { 47,10}, { 15, 9}, \
78 { 31, 8}, { 67, 9}, { 39, 8}, { 79, 9}, \
79 { 47, 8}, { 95,10}, { 31, 9}, { 71, 8}, \
80 { 143, 9}, { 79,10}, { 47, 9}, { 95,11}, \
81 { 31,10}, { 63, 9}, { 127, 8}, { 255, 9}, \
82 { 135, 8}, { 271, 9}, { 143,10}, { 79, 9}, \
83 { 159, 8}, { 319, 9}, { 175,10}, { 95, 9}, \
84 { 191, 8}, { 383, 9}, { 207, 8}, { 415,11}, \
85 { 63,10}, { 127, 9}, { 255, 8}, { 511, 9}, \
86 { 271,10}, { 143, 9}, { 287, 8}, { 575,10}, \
87 { 159, 9}, { 319,10}, { 175,11}, { 95,10}, \
88 { 191, 9}, { 383,10}, { 207, 9}, { 415, 8}, \
89 { 831,12}, { 63,11}, { 127,10}, { 255, 9}, \
90 { 511,10}, { 271, 9}, { 543, 8}, { 1087,10}, \
91 { 287, 9}, { 575,11}, { 159,10}, { 319, 9}, \
92 { 639,10}, { 351, 9}, { 703,11}, { 191,10}, \
93 { 415, 9}, { 831,11}, { 223,10}, { 447, 9}, \
94 { 895,10}, { 479, 9}, { 959,12}, { 127,11}, \
95 { 255,10}, { 543, 9}, { 1087,11}, { 287,10}, \
96 { 607,11}, { 319,10}, { 639,11}, { 351,10}, \
97 { 703, 9}, { 1407,12}, { 191,11}, { 383,10}, \
98 { 767,11}, { 415,10}, { 831,11}, { 447,10}, \
99 { 895,11}, { 479,10}, { 959,13}, { 127,12}, \
100 { 255,11}, { 543,10}, { 1087,11}, { 607,12}, \
101 { 319,11}, { 639,10}, { 1279,11}, { 703,10}, \
102 { 1407,12}, { 383,11}, { 831,12}, { 447,11}, \
103 { 959,10}, { 1919,13}, { 255,12}, { 511,11}, \
104 { 1087,12}, { 575,11}, { 1215,10}, { 2431,12}, \
105 { 639,11}, { 1279,12}, { 703,11}, { 1407,13}, \
106 { 383,12}, { 959,11}, { 1919,14}, { 255,13}, \
107 { 511,12}, { 1215,11}, { 2431,13}, { 639,12}, \
108 { 1471,13}, { 767,12}, { 1599,13}, { 895,12}, \
109 { 1919,14}, { 511,13}, { 1023,12}, { 2111,13}, \
110 { 1151,12}, { 2431,13}, { 1407,14}, { 767,13}, \
111 { 1535,12}, { 3071,13}, { 1919,12}, { 3839,15}, \
113 #define MUL_FFT_TABLE3_SIZE 165
114 #define MUL_FFT_THRESHOLD 3712
116 #define SQR_FFT_MODF_THRESHOLD 248 /* k = 5 */
117 #define SQR_FFT_TABLE3 \
118 { { 248, 5}, { 17, 6}, { 9, 5}, { 19, 6}, \
119 { 17, 7}, { 9, 6}, { 20, 7}, { 11, 6}, \
120 { 23, 7}, { 13, 8}, { 7, 7}, { 19, 8}, \
121 { 11, 7}, { 25, 9}, { 7, 8}, { 15, 7}, \
122 { 33, 8}, { 19, 7}, { 39, 8}, { 23, 7}, \
123 { 47, 8}, { 27, 9}, { 15, 8}, { 39, 9}, \
124 { 23, 8}, { 47,10}, { 15, 9}, { 31, 8}, \
125 { 63, 9}, { 39, 8}, { 79, 9}, { 47,10}, \
126 { 31, 9}, { 63, 8}, { 127, 9}, { 71, 8}, \
127 { 143, 9}, { 79,10}, { 47, 9}, { 95,11}, \
128 { 31,10}, { 63, 9}, { 127, 8}, { 255, 7}, \
129 { 511, 9}, { 143,10}, { 79, 9}, { 159, 8}, \
130 { 319, 9}, { 175, 8}, { 351,10}, { 95, 9}, \
131 { 191, 8}, { 383, 9}, { 207, 8}, { 415,11}, \
132 { 63,10}, { 127, 9}, { 255, 8}, { 511,10}, \
133 { 143, 9}, { 287, 8}, { 575,10}, { 159, 9}, \
134 { 319,10}, { 175, 9}, { 351,11}, { 95,10}, \
135 { 191, 9}, { 383,10}, { 207, 9}, { 415, 8}, \
136 { 831,12}, { 63,11}, { 127,10}, { 255, 9}, \
137 { 511,10}, { 271, 9}, { 543,10}, { 287, 9}, \
138 { 575,11}, { 159,10}, { 319, 9}, { 639,10}, \
139 { 351, 9}, { 703, 8}, { 1407, 9}, { 735,11}, \
140 { 191,10}, { 415, 9}, { 831,11}, { 223,10}, \
141 { 447, 9}, { 895,10}, { 479,12}, { 127,11}, \
142 { 255,10}, { 543,11}, { 287,10}, { 607,11}, \
143 { 319,10}, { 639,11}, { 351,10}, { 703, 9}, \
144 { 1407,12}, { 191,11}, { 383,13}, { 127,12}, \
145 { 255,11}, { 543,10}, { 1087,11}, { 575,10}, \
146 { 1151,12}, { 319,11}, { 703,10}, { 1407,12}, \
147 { 383,11}, { 831,12}, { 447,11}, { 959,13}, \
148 { 255,12}, { 511,11}, { 1087,12}, { 575,11}, \
149 { 1215,12}, { 639,11}, { 1279,12}, { 703,11}, \
150 { 1407,13}, { 383,12}, { 959,14}, { 255,13}, \
151 { 511,12}, { 1215,11}, { 2431,13}, { 639,12}, \
152 { 1471,13}, { 767,12}, { 1599,13}, { 895,12}, \
153 { 1919,14}, { 511,13}, { 1023,12}, { 2111,13}, \
154 { 1151,12}, { 2431,13}, { 1407,12}, { 2815,14}, \
155 { 767,13}, { 1535,12}, { 3199,13}, { 1919,15}, \
157 #define SQR_FFT_TABLE3_SIZE 153
158 #define SQR_FFT_THRESHOLD 2688
160 #define MULLO_BASECASE_THRESHOLD 0 /* always */
161 #define MULLO_DC_THRESHOLD 45
162 #define MULLO_MUL_N_THRESHOLD 6633
164 #define DC_DIV_QR_THRESHOLD 43
165 #define DC_DIVAPPR_Q_THRESHOLD 154
166 #define DC_BDIV_QR_THRESHOLD 55
167 #define DC_BDIV_Q_THRESHOLD 124
169 #define INV_MULMOD_BNM1_THRESHOLD 108
170 #define INV_NEWTON_THRESHOLD 179
171 #define INV_APPR_THRESHOLD 166
173 #define BINV_NEWTON_THRESHOLD 232
174 #define REDC_1_TO_REDC_N_THRESHOLD 54
176 #define MU_DIV_QR_THRESHOLD 1057
177 #define MU_DIVAPPR_Q_THRESHOLD 1142
178 #define MUPI_DIV_QR_THRESHOLD 83
179 #define MU_BDIV_QR_THRESHOLD 872
180 #define MU_BDIV_Q_THRESHOLD 1142
182 #define MATRIX22_STRASSEN_THRESHOLD 15
183 #define HGCD_THRESHOLD 122
184 #define GCD_DC_THRESHOLD 339
185 #define GCDEXT_DC_THRESHOLD 278
186 #define JACOBI_BASE_METHOD 1
188 #define GET_STR_DC_THRESHOLD 17
189 #define GET_STR_PRECOMPUTE_THRESHOLD 38
190 #define SET_STR_DC_THRESHOLD 781
191 #define SET_STR_PRECOMPUTE_THRESHOLD 1505