xref: /netbsd-src/external/lgpl3/gmp/dist/mpn/powerpc32/p4/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 /* 1800 MHz PowerPC-970 */
22 
23 #define DIVREM_1_NORM_THRESHOLD              0  /* always */
24 #define DIVREM_1_UNNORM_THRESHOLD            0  /* always */
25 #define MOD_1_1P_METHOD                      1
26 #define MOD_1_NORM_THRESHOLD                 0  /* always */
27 #define MOD_1_UNNORM_THRESHOLD               0  /* always */
28 #define MOD_1N_TO_MOD_1_1_THRESHOLD          7
29 #define MOD_1U_TO_MOD_1_1_THRESHOLD          6
30 #define MOD_1_1_TO_MOD_1_2_THRESHOLD         9
31 #define MOD_1_2_TO_MOD_1_4_THRESHOLD        42
32 #define PREINV_MOD_1_TO_MOD_1_THRESHOLD     14
33 #define USE_PREINV_DIVREM_1                  1
34 #define DIVEXACT_1_THRESHOLD                 0  /* always */
35 #define BMOD_1_TO_MOD_1_THRESHOLD           46
36 
37 #define MUL_TOOM22_THRESHOLD                20
38 #define MUL_TOOM33_THRESHOLD                73
39 #define MUL_TOOM44_THRESHOLD               121
40 #define MUL_TOOM6H_THRESHOLD               222
41 #define MUL_TOOM8H_THRESHOLD               363
42 
43 #define MUL_TOOM32_TO_TOOM43_THRESHOLD      84
44 #define MUL_TOOM32_TO_TOOM53_THRESHOLD     107
45 #define MUL_TOOM42_TO_TOOM53_THRESHOLD      81
46 #define MUL_TOOM42_TO_TOOM63_THRESHOLD      88
47 
48 #define SQR_BASECASE_THRESHOLD               0  /* always */
49 #define SQR_TOOM2_THRESHOLD                 30
50 #define SQR_TOOM3_THRESHOLD                 74
51 #define SQR_TOOM4_THRESHOLD                160
52 #define SQR_TOOM6_THRESHOLD                222
53 #define SQR_TOOM8_THRESHOLD                357
54 
55 #define MULMOD_BNM1_THRESHOLD               16
56 #define SQRMOD_BNM1_THRESHOLD               18
57 
58 #define MUL_FFT_MODF_THRESHOLD             444  /* k = 5 */
59 #define MUL_FFT_TABLE3                                      \
60   { {    444, 5}, {     15, 6}, {      8, 5}, {     17, 6}, \
61     {      9, 5}, {     19, 6}, {     10, 5}, {     21, 6}, \
62     {     21, 7}, {     11, 6}, {     24, 7}, {     13, 6}, \
63     {     27, 7}, {     15, 6}, {     31, 7}, {     21, 8}, \
64     {     11, 7}, {     27, 8}, {     15, 7}, {     33, 8}, \
65     {     19, 7}, {     39, 8}, {     23, 7}, {     47, 8}, \
66     {     27, 9}, {     15, 8}, {     39, 9}, {     23, 8}, \
67     {     51,10}, {     15, 9}, {     31, 8}, {     67, 9}, \
68     {     39, 8}, {     79, 9}, {     47, 8}, {     95, 9}, \
69     {     55,10}, {     31, 9}, {     79,10}, {     47, 9}, \
70     {     95,11}, {     31,10}, {     63, 9}, {    135,10}, \
71     {     79, 9}, {    159, 8}, {    319,10}, {     95, 8}, \
72     {    383,10}, {    111,11}, {     63,10}, {    127, 9}, \
73     {    255, 8}, {    511,10}, {    143, 9}, {    287, 8}, \
74     {    575, 9}, {    303,10}, {    159, 9}, {    319,11}, \
75     {     95, 9}, {    383,12}, {     63,11}, {    127,10}, \
76     {    255, 9}, {    511,10}, {    271, 9}, {    543, 8}, \
77     {   1087,10}, {    287, 9}, {    575,10}, {    303,11}, \
78     {    159,10}, {    319, 9}, {    639,10}, {    335, 9}, \
79     {    671,10}, {    351, 9}, {    703, 8}, {   1407,10}, \
80     {    383, 9}, {    767,10}, {    415, 9}, {    831,11}, \
81     {    223,10}, {    447,12}, {   4096,13}, {   8192,14}, \
82     {  16384,15}, {  32768,16} }
83 #define MUL_FFT_TABLE3_SIZE 90
84 #define MUL_FFT_THRESHOLD                 4736
85 
86 #define SQR_FFT_MODF_THRESHOLD             308  /* k = 5 */
87 #define SQR_FFT_TABLE3                                      \
88   { {    308, 5}, {     15, 6}, {      8, 5}, {     19, 6}, \
89     {     10, 5}, {     21, 6}, {     21, 7}, {     11, 6}, \
90     {     24, 7}, {     13, 6}, {     27, 7}, {     15, 6}, \
91     {     31, 7}, {     21, 8}, {     11, 7}, {     27, 8}, \
92     {     15, 7}, {     33, 8}, {     19, 7}, {     39, 8}, \
93     {     27, 9}, {     15, 8}, {     39, 9}, {     23, 8}, \
94     {     47,10}, {     15, 9}, {     31, 8}, {     63, 9}, \
95     {     39, 8}, {     79, 9}, {     47,10}, {     31, 9}, \
96     {     79,10}, {     47, 9}, {     95,11}, {     31,10}, \
97     {     63, 9}, {    127, 8}, {    255, 9}, {    135,10}, \
98     {     79, 9}, {    159, 8}, {    319, 9}, {    175,10}, \
99     {     95, 9}, {    191, 8}, {    383, 9}, {    207,11}, \
100     {     63,10}, {    127, 9}, {    255, 8}, {    511, 9}, \
101     {    271,10}, {    143, 9}, {    287, 8}, {    575,10}, \
102     {    159, 9}, {    319,10}, {    175,11}, {     95,10}, \
103     {    191, 9}, {    383,10}, {    207,12}, {     63,11}, \
104     {    127,10}, {    255, 9}, {    511,10}, {    271, 9}, \
105     {    543, 8}, {   1087,10}, {    287, 9}, {    575,11}, \
106     {    159,10}, {    319, 9}, {    639,10}, {    351, 9}, \
107     {    703,11}, {    191,10}, {    383, 9}, {    767,10}, \
108     {    415, 9}, {    831,11}, {    223,10}, {    447,12}, \
109     {   4096,13}, {   8192,14}, {  16384,15}, {  32768,16} }
110 #define SQR_FFT_TABLE3_SIZE 88
111 #define SQR_FFT_THRESHOLD                 3520
112 
113 #define MULLO_BASECASE_THRESHOLD             0  /* always */
114 #define MULLO_DC_THRESHOLD                  62
115 #define MULLO_MUL_N_THRESHOLD             8907
116 
117 #define DC_DIV_QR_THRESHOLD                 53
118 #define DC_DIVAPPR_Q_THRESHOLD             216
119 #define DC_BDIV_QR_THRESHOLD                67
120 #define DC_BDIV_Q_THRESHOLD                180
121 
122 #define INV_MULMOD_BNM1_THRESHOLD           58
123 #define INV_NEWTON_THRESHOLD               226
124 #define INV_APPR_THRESHOLD                 228
125 
126 #define BINV_NEWTON_THRESHOLD              252
127 #define REDC_1_TO_REDC_N_THRESHOLD          67
128 
129 #define MU_DIV_QR_THRESHOLD               1187
130 #define MU_DIVAPPR_Q_THRESHOLD            1308
131 #define MUPI_DIV_QR_THRESHOLD              114
132 #define MU_BDIV_QR_THRESHOLD              1017
133 #define MU_BDIV_Q_THRESHOLD               1187
134 
135 #define MATRIX22_STRASSEN_THRESHOLD         15
136 #define HGCD_THRESHOLD                      97
137 #define GCD_DC_THRESHOLD                   386
138 #define GCDEXT_DC_THRESHOLD                298
139 #define JACOBI_BASE_METHOD                   4
140 
141 #define GET_STR_DC_THRESHOLD                11
142 #define GET_STR_PRECOMPUTE_THRESHOLD        24
143 #define SET_STR_DC_THRESHOLD               318
144 #define SET_STR_PRECOMPUTE_THRESHOLD       929
145