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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
     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