xref: /netbsd-src/external/lgpl3/gmp/dist/mpn/powerpc32/p6/gmp-mparam.h (revision 212397c69a103ae7e5eafa8731ddfae671d2dee7)
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 /* 3500 MHz POWER6 */
25 
26 #define DIVREM_1_NORM_THRESHOLD              0  /* always */
27 #define DIVREM_1_UNNORM_THRESHOLD            0  /* always */
28 #define MOD_1_1P_METHOD                      2
29 #define MOD_1_NORM_THRESHOLD                 3
30 #define MOD_1_UNNORM_THRESHOLD               0  /* always */
31 #define MOD_1N_TO_MOD_1_1_THRESHOLD          3
32 #define MOD_1U_TO_MOD_1_1_THRESHOLD          3
33 #define MOD_1_1_TO_MOD_1_2_THRESHOLD     MP_SIZE_T_MAX
34 #define MOD_1_2_TO_MOD_1_4_THRESHOLD         0  /* never mpn_mod_1s_2p */
35 #define PREINV_MOD_1_TO_MOD_1_THRESHOLD      8
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        MP_SIZE_T_MAX  /* never */
40 
41 #define MUL_TOOM22_THRESHOLD                19
42 #define MUL_TOOM33_THRESHOLD                55
43 #define MUL_TOOM44_THRESHOLD                88
44 #define MUL_TOOM6H_THRESHOLD               137
45 #define MUL_TOOM8H_THRESHOLD               181
46 
47 #define MUL_TOOM32_TO_TOOM43_THRESHOLD      57
48 #define MUL_TOOM32_TO_TOOM53_THRESHOLD      56
49 #define MUL_TOOM42_TO_TOOM53_THRESHOLD      57
50 #define MUL_TOOM42_TO_TOOM63_THRESHOLD      56
51 
52 #define SQR_BASECASE_THRESHOLD               0  /* always */
53 #define SQR_TOOM2_THRESHOLD                 30
54 #define SQR_TOOM3_THRESHOLD                 56
55 #define SQR_TOOM4_THRESHOLD                130
56 #define SQR_TOOM6_THRESHOLD                189
57 #define SQR_TOOM8_THRESHOLD                296
58 
59 #define MULMID_TOOM42_THRESHOLD             26
60 
61 #define MULMOD_BNM1_THRESHOLD                7
62 #define SQRMOD_BNM1_THRESHOLD               12
63 
64 #define POWM_SEC_TABLE  2,26,127,453,1068
65 
66 #define MUL_FFT_MODF_THRESHOLD             212  /* k = 5 */
67 #define MUL_FFT_TABLE3                                      \
68   { {    212, 5}, {     13, 6}, {      7, 5}, {     15, 6}, \
69     {     13, 7}, {      7, 6}, {     16, 7}, {      9, 6}, \
70     {     19, 7}, {     13, 8}, {      7, 7}, {     19, 8}, \
71     {     11, 7}, {     25, 9}, {      7, 8}, {     15, 7}, \
72     {     31, 8}, {     19, 7}, {     39, 8}, {     23, 9}, \
73     {     15, 8}, {     39, 9}, {     23, 8}, {     47,10}, \
74     {     15, 9}, {     31, 8}, {     63, 9}, {     39, 8}, \
75     {     79, 9}, {     47,10}, {     31, 9}, {     63, 8}, \
76     {    127, 9}, {     71, 8}, {    143, 7}, {    287, 9}, \
77     {     79,10}, {     47,11}, {     31,10}, {     63, 9}, \
78     {    127, 8}, {    255, 7}, {    511, 9}, {    143, 8}, \
79     {    287,10}, {     79, 9}, {    159, 8}, {    319, 9}, \
80     {    175, 8}, {    351,10}, {     95, 9}, {    191, 8}, \
81     {    383, 9}, {    207,10}, {    111,11}, {     63,10}, \
82     {    127, 9}, {    255, 8}, {    511,10}, {    143, 9}, \
83     {    287, 8}, {    575,10}, {    159, 9}, {    319,10}, \
84     {    175, 9}, {    351,11}, {     95,10}, {    191, 9}, \
85     {    383,10}, {    207, 9}, {    415,12}, {     63,11}, \
86     {    127,10}, {    255, 9}, {    511,10}, {    287, 9}, \
87     {    575,11}, {    159,10}, {    351, 9}, {    703,11}, \
88     {    191,10}, {    415, 9}, {    831,11}, {    223,10}, \
89     {    447,12}, {   4096,13}, {   8192,14}, {  16384,15}, \
90     {  32768,16} }
91 #define MUL_FFT_TABLE3_SIZE 89
92 #define MUL_FFT_THRESHOLD                 1728
93 
94 #define SQR_FFT_MODF_THRESHOLD             184  /* k = 5 */
95 #define SQR_FFT_TABLE3                                      \
96   { {    184, 5}, {      6, 4}, {     13, 5}, {     13, 6}, \
97     {      7, 5}, {     15, 6}, {     13, 7}, {      7, 6}, \
98     {     16, 7}, {      9, 6}, {     19, 7}, {     11, 6}, \
99     {     23, 7}, {     13, 8}, {      7, 7}, {     19, 8}, \
100     {     11, 7}, {     23, 9}, {      7, 8}, {     23, 9}, \
101     {     15, 8}, {     39, 9}, {     23,10}, {     15, 9}, \
102     {     31, 8}, {     63, 9}, {     39, 8}, {     79, 9}, \
103     {     47,10}, {     31, 9}, {     63, 8}, {    127, 7}, \
104     {    255, 9}, {     71, 8}, {    143, 7}, {    287, 6}, \
105     {    575, 9}, {     79,10}, {     47,11}, {     31,10}, \
106     {     63, 9}, {    127, 8}, {    255, 9}, {    143, 8}, \
107     {    287, 7}, {    575,10}, {     79, 9}, {    159, 8}, \
108     {    319, 9}, {    175, 8}, {    351,10}, {     95, 9}, \
109     {    191, 8}, {    383, 9}, {    207,10}, {    111, 9}, \
110     {    223,11}, {     63,10}, {    127, 9}, {    255,10}, \
111     {    143, 9}, {    287, 8}, {    575,10}, {    159, 9}, \
112     {    319,10}, {    175, 9}, {    351,11}, {     95,10}, \
113     {    191, 9}, {    383,10}, {    207, 9}, {    415,10}, \
114     {    223,12}, {     63,11}, {    127,10}, {    255, 9}, \
115     {    511,10}, {    287, 9}, {    575,11}, {    159,10}, \
116     {    351, 9}, {    703, 8}, {   1407,11}, {    191,10}, \
117     {    415,11}, {    223,10}, {    447, 9}, {    895,12}, \
118     {   4096,13}, {   8192,14}, {  16384,15}, {  32768,16} }
119 #define SQR_FFT_TABLE3_SIZE 92
120 #define SQR_FFT_THRESHOLD                 1600
121 
122 #define MULLO_BASECASE_THRESHOLD             2
123 #define MULLO_DC_THRESHOLD                  57
124 #define MULLO_MUL_N_THRESHOLD             3176
125 
126 #define DC_DIV_QR_THRESHOLD                 52
127 #define DC_DIVAPPR_Q_THRESHOLD             187
128 #define DC_BDIV_QR_THRESHOLD                64
129 #define DC_BDIV_Q_THRESHOLD                146
130 
131 #define INV_MULMOD_BNM1_THRESHOLD           68
132 #define INV_NEWTON_THRESHOLD               182
133 #define INV_APPR_THRESHOLD                 182
134 
135 #define BINV_NEWTON_THRESHOLD              186
136 #define REDC_1_TO_REDC_N_THRESHOLD          60
137 
138 #define MU_DIV_QR_THRESHOLD                924
139 #define MU_DIVAPPR_Q_THRESHOLD             807
140 #define MUPI_DIV_QR_THRESHOLD               73
141 #define MU_BDIV_QR_THRESHOLD               667
142 #define MU_BDIV_Q_THRESHOLD                823
143 
144 #define MATRIX22_STRASSEN_THRESHOLD          8
145 #define HGCD_THRESHOLD                      61
146 #define HGCD_APPR_THRESHOLD                 50
147 #define HGCD_REDUCE_THRESHOLD              974
148 #define GCD_DC_THRESHOLD                   195
149 #define GCDEXT_DC_THRESHOLD                134
150 #define JACOBI_BASE_METHOD                   4
151 
152 #define GET_STR_DC_THRESHOLD                 9
153 #define GET_STR_PRECOMPUTE_THRESHOLD        21
154 #define SET_STR_DC_THRESHOLD               190
155 #define SET_STR_PRECOMPUTE_THRESHOLD       411
156