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1 /* Object attribute tags for SPARC.
2    Copyright (C) 2015 Oracle, Inc.
3    This file is part of elfutils.
4 
5    This file is free software; you can redistribute it and/or modify
6    it under the terms of either
7 
8      * the GNU Lesser General Public License as published by the Free
9        Software Foundation; either version 3 of the License, or (at
10        your option) any later version
11 
12    or
13 
14      * the GNU General Public License as published by the Free
15        Software Foundation; either version 2 of the License, or (at
16        your option) any later version
17 
18    or both in parallel, as here.
19 
20    elfutils is distributed in the hope that it will be useful, but
21    WITHOUT ANY WARRANTY; without even the implied warranty of
22    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
23    General Public License for more details.
24 
25    You should have received copies of the GNU General Public License and
26    the GNU Lesser General Public License along with this program.  If
27    not, see <http://www.gnu.org/licenses/>.  */
28 
29 #ifdef HAVE_CONFIG_H
30 # include <config.h>
31 #endif
32 
33 #include <string.h>
34 #include <dwarf.h>
35 
36 #define BACKEND sparc_
37 #include "libebl_CPU.h"
38 
39 bool
sparc_check_object_attribute(Ebl * ebl,const char * vendor,int tag,uint64_t value,const char ** tag_name,const char ** value_name)40 sparc_check_object_attribute (Ebl *ebl __attribute__ ((unused)),
41 			      const char *vendor, int tag, uint64_t value,
42 			      const char **tag_name, const char **value_name)
43 {
44   static const char *hwcaps[32] =
45     {
46       "mul32", "div32", "fsmuld", "v8plus", "popc", "vis", "vis2",
47       "asi_blk_init", "fmaf", "vis3", "hpc", "random", "trans",
48       "fjfmau", "ima", "asi_cache_sparing", "aes", "des", "kasumi",
49       "camellia", "md5", "sha1", "sha256", "sha512", "mpmul", "mont",
50       "pause", "cbcond", "crc32c", "resv30", "resv31"
51     };
52 
53 
54   static const char *hwcaps2[32] =
55     {
56       "fjathplus", "vis3b", "adp", "sparc5", "mwait", "xmpmul", "xmont",
57       "nsec", "resv8", "resv9" , "resv10", "resv11", "fjathhpc", "fjdes",
58       "fjaes", "resv15", "resv16", "resv17", "resv18", "resv19", "resv20",
59       "resv21", "resv22", "resv23", "resv24", "resv25", "resv26", "resv27",
60       "resv28", "resv29", "resv30", "resv31",
61     };
62 
63   /* NAME should be big enough to hold any possible comma-separated
64      list (no repetitions allowed) of attribute names from one of the
65      arrays above.  */
66   static char name[32*17+32+1];
67   name[0] = '\0';
68 
69   if (!strcmp (vendor, "gnu"))
70     switch (tag)
71       {
72       case 4:
73       case 8:
74         {
75           const char **caps;
76           int cap;
77 
78           if (tag == 4)
79             {
80               *tag_name = "GNU_Sparc_HWCAPS";
81               caps = hwcaps;
82             }
83           else
84             {
85               *tag_name = "GNU_Sparc_HWCAPS2";
86               caps = hwcaps2;
87             }
88 
89           char *s = name;
90           for (cap = 0; cap < 32; cap++)
91             if (value & (1U << cap))
92               {
93                 if (*s != '\0')
94                   s = strcat (s, ",");
95                 s = strcat (s, caps[cap]);
96               }
97 
98           *value_name = s;
99           return true;
100         }
101       }
102 
103   return false;
104 }
105 
106