xref: /netbsd-src/external/lgpl3/gmp/dist/mpn/powerpc64/mode64/p4/gmp-mparam.h (revision 6a493d6bc668897c91594964a732d38505b70cbb)
1 /* POWER4/PowerPC970 gmp-mparam.h -- Compiler/machine parameter header file.
2 
3 Copyright 2008, 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 the GNU Lesser General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or (at your
10 option) any later version.
11 
12 The GNU MP Library is distributed in the hope that it will be useful, but
13 WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
14 or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
15 License for more details.
16 
17 You should have received a copy of the GNU Lesser General Public License
18 along with the GNU MP Library.  If not, see http://www.gnu.org/licenses/.  */
19 
20 #define GMP_LIMB_BITS 64
21 #define BYTES_PER_MP_LIMB 8
22 
23 
24 #define MOD_1_NORM_THRESHOLD                 0  /* always */
25 #define MOD_1_UNNORM_THRESHOLD               0  /* always */
26 #define MOD_1N_TO_MOD_1_1_THRESHOLD          6
27 #define MOD_1U_TO_MOD_1_1_THRESHOLD          5
28 #define MOD_1_1_TO_MOD_1_2_THRESHOLD         9
29 #define MOD_1_2_TO_MOD_1_4_THRESHOLD        20
30 #define PREINV_MOD_1_TO_MOD_1_THRESHOLD     16
31 #define USE_PREINV_DIVREM_1                  0
32 #define DIV_QR_2_PI2_THRESHOLD           MP_SIZE_T_MAX  /* never */
33 #define DIVEXACT_1_THRESHOLD                 0  /* always (native) */
34 #define BMOD_1_TO_MOD_1_THRESHOLD           37
35 
36 #define MUL_TOOM22_THRESHOLD                18
37 #define MUL_TOOM33_THRESHOLD                53
38 #define MUL_TOOM44_THRESHOLD               106
39 #define MUL_TOOM6H_THRESHOLD               180
40 #define MUL_TOOM8H_THRESHOLD               309
41 
42 #define MUL_TOOM32_TO_TOOM43_THRESHOLD      61
43 #define MUL_TOOM32_TO_TOOM53_THRESHOLD      91
44 #define MUL_TOOM42_TO_TOOM53_THRESHOLD      92
45 #define MUL_TOOM42_TO_TOOM63_THRESHOLD      51
46 #define MUL_TOOM43_TO_TOOM54_THRESHOLD      79
47 
48 #define SQR_BASECASE_THRESHOLD               0  /* always (native) */
49 #define SQR_TOOM2_THRESHOLD                 28
50 #define SQR_TOOM3_THRESHOLD                 73
51 #define SQR_TOOM4_THRESHOLD                136
52 #define SQR_TOOM6_THRESHOLD                194
53 #define SQR_TOOM8_THRESHOLD                272
54 
55 #define MULMID_TOOM42_THRESHOLD             32
56 
57 #define MULMOD_BNM1_THRESHOLD               11
58 #define SQRMOD_BNM1_THRESHOLD               16
59 
60 #define MUL_FFT_MODF_THRESHOLD             372  /* k = 5 */
61 #define MUL_FFT_TABLE3                                      \
62   { {    372, 5}, {     13, 6}, {      7, 5}, {     15, 6}, \
63     {      8, 5}, {     17, 6}, {      9, 5}, {     19, 6}, \
64     {     10, 5}, {     21, 6}, {     19, 7}, {     10, 6}, \
65     {     21, 7}, {     11, 6}, {     23, 7}, {     21, 8}, \
66     {     11, 7}, {     25, 8}, {     13, 7}, {     31, 8}, \
67     {     17, 7}, {     35, 8}, {     21, 9}, {     11, 8}, \
68     {     27, 9}, {     15, 8}, {     35, 9}, {     19, 8}, \
69     {     41, 9}, {     23, 8}, {     49, 9}, {     27,10}, \
70     {     15, 9}, {     39,10}, {     23, 9}, {     55,11}, \
71     {     15,10}, {     31, 9}, {     71,10}, {     39, 9}, \
72     {     83,10}, {     47, 9}, {     99,10}, {     55,11}, \
73     {     31,10}, {     63, 9}, {    127,10}, {     79,11}, \
74     {     47,10}, {     95, 9}, {    191,10}, {    103, 9}, \
75     {    207,12}, {     31,11}, {     63,10}, {    127, 9}, \
76     {    255,10}, {    135, 9}, {    271,11}, {     79,10}, \
77     {    159, 9}, {    319,10}, {    167,11}, {     95,10}, \
78     {    191, 9}, {    383, 8}, {    767,10}, {    207, 9}, \
79     {    415,11}, {    111,10}, {    223,12}, {     63,11}, \
80     {    127,10}, {    255, 9}, {    511,10}, {    271, 9}, \
81     {    543,11}, {    143,10}, {    287, 9}, {    575, 8}, \
82     {   1151,10}, {    303, 9}, {    607,10}, {    319, 9}, \
83     {    639,10}, {    335,12}, {     95,11}, {    191,10}, \
84     {    383, 9}, {    767,11}, {    207,10}, {    415, 9}, \
85     {    831,11}, {    223,10}, {    447,13}, {   8192,14}, \
86     {  16384,15}, {  32768,16}, {  65536,17}, { 131072,18}, \
87     { 262144,19}, { 524288,20}, {1048576,21}, {2097152,22}, \
88     {4194304,23}, {8388608,24} }
89 #define MUL_FFT_TABLE3_SIZE 106
90 #define MUL_FFT_THRESHOLD                 3264
91 
92 #define SQR_FFT_MODF_THRESHOLD             284  /* k = 5 */
93 #define SQR_FFT_TABLE3                                      \
94   { {    280, 5}, {     13, 6}, {      7, 5}, {     15, 6}, \
95     {      8, 5}, {     17, 6}, {     19, 7}, {     10, 6}, \
96     {     21, 7}, {     21, 8}, {     11, 7}, {     24, 8}, \
97     {     13, 7}, {     29, 8}, {     15, 7}, {     31, 8}, \
98     {     17, 7}, {     35, 8}, {     21, 9}, {     11, 8}, \
99     {     27, 9}, {     15, 8}, {     33, 9}, {     19, 8}, \
100     {     41, 9}, {     23, 8}, {     47, 9}, {     27,10}, \
101     {     15, 9}, {     39,10}, {     23, 9}, {     51,11}, \
102     {     15,10}, {     31, 9}, {     67,10}, {     39, 9}, \
103     {     83,10}, {     47, 9}, {     95,10}, {     55,11}, \
104     {     31,10}, {     71, 9}, {    143,10}, {     79,11}, \
105     {     47,10}, {     95, 9}, {    191, 8}, {    383,10}, \
106     {    103,12}, {     31,11}, {     63,10}, {    127, 9}, \
107     {    255, 8}, {    511,10}, {    135, 9}, {    271,10}, \
108     {    143, 9}, {    287,11}, {     79,10}, {    159, 9}, \
109     {    319, 8}, {    639,10}, {    175, 9}, {    351,11}, \
110     {     95,10}, {    191, 9}, {    383, 8}, {    767,10}, \
111     {    207, 9}, {    415,12}, {     63,11}, {    127,10}, \
112     {    255, 9}, {    511,10}, {    271,11}, {    143,10}, \
113     {    287, 9}, {    575,11}, {    159,10}, {    319, 9}, \
114     {    639,11}, {    175,10}, {    351,12}, {     95,11}, \
115     {    191,10}, {    383, 9}, {    767,11}, {    207,10}, \
116     {    415, 9}, {    831,11}, {    223,10}, {    447,13}, \
117     {   8192,14}, {  16384,15}, {  32768,16}, {  65536,17}, \
118     { 131072,18}, { 262144,19}, { 524288,20}, {1048576,21}, \
119     {2097152,22}, {4194304,23}, {8388608,24} }
120 #define SQR_FFT_TABLE3_SIZE 103
121 #define SQR_FFT_THRESHOLD                 2752
122 
123 #define MULLO_BASECASE_THRESHOLD             3
124 #define MULLO_DC_THRESHOLD                  40
125 #define MULLO_MUL_N_THRESHOLD             6440
126 
127 #define DC_DIV_QR_THRESHOLD                 43
128 #define DC_DIVAPPR_Q_THRESHOLD             166
129 #define DC_BDIV_QR_THRESHOLD                47
130 #define DC_BDIV_Q_THRESHOLD                112
131 
132 #define INV_MULMOD_BNM1_THRESHOLD           50
133 #define INV_NEWTON_THRESHOLD               181
134 #define INV_APPR_THRESHOLD                 165
135 
136 #define BINV_NEWTON_THRESHOLD              214
137 #define REDC_1_TO_REDC_N_THRESHOLD          55
138 
139 #define MU_DIV_QR_THRESHOLD                998
140 #define MU_DIVAPPR_Q_THRESHOLD            1017
141 #define MUPI_DIV_QR_THRESHOLD               84
142 #define MU_BDIV_QR_THRESHOLD               855
143 #define MU_BDIV_Q_THRESHOLD               1017
144 
145 #define POWM_SEC_TABLE  4,32,327,1100,2826
146 
147 #define MATRIX22_STRASSEN_THRESHOLD         12
148 #define HGCD_THRESHOLD                     109
149 #define HGCD_APPR_THRESHOLD                107
150 #define HGCD_REDUCE_THRESHOLD             2121
151 #define GCD_DC_THRESHOLD                   348
152 #define GCDEXT_DC_THRESHOLD                246
153 #define JACOBI_BASE_METHOD                   4
154 
155 #define GET_STR_DC_THRESHOLD                11
156 #define GET_STR_PRECOMPUTE_THRESHOLD        23
157 #define SET_STR_DC_THRESHOLD               650
158 #define SET_STR_PRECOMPUTE_THRESHOLD      1713
159 
160 #define FAC_DSC_THRESHOLD                  562
161 #define FAC_ODD_THRESHOLD                   23
162