xref: /netbsd-src/external/lgpl3/gmp/dist/mpn/powerpc32/p5/gmp-mparam.h (revision 6d322f2f4598f0d8a138f10ea648ec4fabe41f8b)
1 /* PowerPC-32 gmp-mparam.h -- Compiler/machine parameter header file.
2 
3 Copyright 1991, 1993, 1994, 1999, 2000, 2001, 2002, 2003, 2004, 2008, 2009,
4 2010, 2011 Free Software Foundation, Inc.
5 
6 This file is part of the GNU MP Library.
7 
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.
12 
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.
17 
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/.  */
20 
21 #define GMP_LIMB_BITS 32
22 #define BYTES_PER_MP_LIMB 4
23 
24 /* 1650 MHz POWER5 */
25 
26 #define DIVREM_1_NORM_THRESHOLD              0  /* always */
27 #define DIVREM_1_UNNORM_THRESHOLD            0  /* always */
28 #define MOD_1_1P_METHOD                      1
29 #define MOD_1_NORM_THRESHOLD                 0  /* always */
30 #define MOD_1_UNNORM_THRESHOLD               0  /* always */
31 #define MOD_1N_TO_MOD_1_1_THRESHOLD          8
32 #define MOD_1U_TO_MOD_1_1_THRESHOLD          6
33 #define MOD_1_1_TO_MOD_1_2_THRESHOLD         9
34 #define MOD_1_2_TO_MOD_1_4_THRESHOLD        50
35 #define PREINV_MOD_1_TO_MOD_1_THRESHOLD     18
36 #define USE_PREINV_DIVREM_1                  1
37 #define DIV_QR_2_PI2_THRESHOLD           MP_SIZE_T_MAX  /* never */
38 #define DIVEXACT_1_THRESHOLD                 0  /* always */
39 #define BMOD_1_TO_MOD_1_THRESHOLD           61
40 
41 #define MUL_TOOM22_THRESHOLD                22
42 #define MUL_TOOM33_THRESHOLD                57
43 #define MUL_TOOM44_THRESHOLD               130
44 #define MUL_TOOM6H_THRESHOLD               189
45 #define MUL_TOOM8H_THRESHOLD               309
46 
47 #define MUL_TOOM32_TO_TOOM43_THRESHOLD      89
48 #define MUL_TOOM32_TO_TOOM53_THRESHOLD      99
49 #define MUL_TOOM42_TO_TOOM53_THRESHOLD      83
50 #define MUL_TOOM42_TO_TOOM63_THRESHOLD      88
51 
52 #define SQR_BASECASE_THRESHOLD               6
53 #define SQR_TOOM2_THRESHOLD                 40
54 #define SQR_TOOM3_THRESHOLD                 77
55 #define SQR_TOOM4_THRESHOLD                124
56 #define SQR_TOOM6_THRESHOLD                140
57 #define SQR_TOOM8_THRESHOLD                238
58 
59 #define MULMID_TOOM42_THRESHOLD             40
60 
61 #define MULMOD_BNM1_THRESHOLD               15
62 #define SQRMOD_BNM1_THRESHOLD               16
63 
64 #define POWM_SEC_TABLE  4,29,252,840,2080
65 
66 #define MUL_FFT_MODF_THRESHOLD             412  /* k = 5 */
67 #define MUL_FFT_TABLE3                                      \
68   { {    412, 5}, {     21, 6}, {     11, 5}, {     23, 6}, \
69     {     12, 5}, {     25, 6}, {     21, 7}, {     11, 6}, \
70     {     25, 7}, {     13, 6}, {     27, 7}, {     21, 8}, \
71     {     11, 7}, {     27, 8}, {     15, 7}, {     33, 8}, \
72     {     19, 7}, {     39, 8}, {     23, 7}, {     47, 8}, \
73     {     27, 9}, {     15, 8}, {     39, 9}, {     23, 8}, \
74     {     51,10}, {     15, 9}, {     31, 8}, {     67, 9}, \
75     {     39, 8}, {     79, 9}, {     55,10}, {     31, 9}, \
76     {     79,10}, {     47, 9}, {     95,11}, {     31,10}, \
77     {     63, 9}, {    135,10}, {     79, 9}, {    159,10}, \
78     {     95,11}, {     63,10}, {    127, 9}, {    255,10}, \
79     {    143, 9}, {    287,10}, {    159,11}, {     95,10}, \
80     {    191,12}, {     63,11}, {    127,10}, {    255, 9}, \
81     {    511,10}, {    271, 9}, {    543,10}, {    287,11}, \
82     {    159,10}, {    335, 9}, {    671,10}, {    351, 9}, \
83     {    703,11}, {    191,10}, {    383, 9}, {    767,10}, \
84     {    415, 9}, {    831,11}, {    223,12}, {   4096,13}, \
85     {   8192,14}, {  16384,15}, {  32768,16} }
86 #define MUL_FFT_TABLE3_SIZE 71
87 #define MUL_FFT_THRESHOLD                 4736
88 
89 #define SQR_FFT_MODF_THRESHOLD             340  /* k = 5 */
90 #define SQR_FFT_TABLE3                                      \
91   { {    340, 5}, {     21, 6}, {     11, 5}, {     23, 6}, \
92     {     21, 7}, {     11, 6}, {     24, 7}, {     13, 6}, \
93     {     27, 7}, {     21, 8}, {     11, 7}, {     27, 8}, \
94     {     15, 7}, {     33, 8}, {     19, 7}, {     39, 8}, \
95     {     23, 7}, {     47, 8}, {     27, 9}, {     15, 8}, \
96     {     39, 9}, {     23, 8}, {     47,10}, {     15, 9}, \
97     {     31, 8}, {     67, 9}, {     47,10}, {     31, 9}, \
98     {     71,10}, {     47,11}, {     31,10}, {     63, 9}, \
99     {    127, 8}, {    255, 9}, {    135,10}, {     79, 9}, \
100     {    159,10}, {     95, 9}, {    191,11}, {     63,10}, \
101     {    127, 9}, {    255, 8}, {    511, 9}, {    271,10}, \
102     {    143, 9}, {    287, 8}, {    575, 9}, {    303,10}, \
103     {    159,11}, {     95,10}, {    191,12}, {     63,11}, \
104     {    127,10}, {    255, 9}, {    511,10}, {    271, 9}, \
105     {    543,10}, {    287, 9}, {    575,10}, {    303,11}, \
106     {    159,10}, {    319, 9}, {    639,10}, {    335, 9}, \
107     {    671,10}, {    351,11}, {    191,10}, {    383, 9}, \
108     {    767,10}, {    415,11}, {    223,10}, {    447,12}, \
109     {   4096,13}, {   8192,14}, {  16384,15}, {  32768,16} }
110 #define SQR_FFT_TABLE3_SIZE 76
111 #define SQR_FFT_THRESHOLD                 3712
112 
113 #define MULLO_BASECASE_THRESHOLD             2
114 #define MULLO_DC_THRESHOLD                  68
115 #define MULLO_MUL_N_THRESHOLD             9236
116 
117 #define DC_DIV_QR_THRESHOLD                 69
118 #define DC_DIVAPPR_Q_THRESHOLD             220
119 #define DC_BDIV_QR_THRESHOLD                75
120 #define DC_BDIV_Q_THRESHOLD                188
121 
122 #define INV_MULMOD_BNM1_THRESHOLD           54
123 #define INV_NEWTON_THRESHOLD               230
124 #define INV_APPR_THRESHOLD                 230
125 
126 #define BINV_NEWTON_THRESHOLD              278
127 #define REDC_1_TO_REDC_N_THRESHOLD          87
128 
129 #define MU_DIV_QR_THRESHOLD               1210
130 #define MU_DIVAPPR_Q_THRESHOLD            1308
131 #define MUPI_DIV_QR_THRESHOLD              106
132 #define MU_BDIV_QR_THRESHOLD              1017
133 #define MU_BDIV_Q_THRESHOLD               1210
134 
135 #define MATRIX22_STRASSEN_THRESHOLD         14
136 #define HGCD_THRESHOLD                     110
137 #define HGCD_APPR_THRESHOLD                138
138 #define HGCD_REDUCE_THRESHOLD             2578
139 #define GCD_DC_THRESHOLD                   408
140 #define GCDEXT_DC_THRESHOLD                298
141 #define JACOBI_BASE_METHOD                   4
142 
143 #define GET_STR_DC_THRESHOLD                13
144 #define GET_STR_PRECOMPUTE_THRESHOLD        24
145 #define SET_STR_DC_THRESHOLD               527
146 #define SET_STR_PRECOMPUTE_THRESHOLD      1090
147