gdb/sparc-nat.h

   1 /* Native-dependent code for SPARC.
   2
   3    Copyright (C) 2003-2020 Free Software Foundation, Inc.
   4
   5    This file is part of GDB.
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  19
  20 #ifndef SPARC_NAT_H
  21 #define SPARC_NAT_H 1
  22
  23 #include "target.h"
  24
  25 struct sparc_gregmap;
  26 struct sparc_fpregmap;
  27
  28 extern const struct sparc_gregmap *sparc_gregmap;
  29 extern const struct sparc_fpregmap *sparc_fpregmap;
  30 extern void (*sparc_supply_gregset) (const struct sparc_gregmap *,
  31                                      struct regcache *, int , const void *);
  32 extern void (*sparc_collect_gregset) (const struct sparc_gregmap *,
  33                                       const struct regcache *, int, void *);
  34 extern void (*sparc_supply_fpregset) (const struct sparc_fpregmap *,
  35                                       struct regcache *, int , const void *);
  36 extern void (*sparc_collect_fpregset) (const struct sparc_fpregmap *,
  37                                        const struct regcache *, int , void *);
  38 extern int (*sparc_gregset_supplies_p) (struct gdbarch *gdbarch, int);
  39 extern int (*sparc_fpregset_supplies_p) (struct gdbarch *gdbarch, int);
  40
  41 extern int sparc32_gregset_supplies_p (struct gdbarch *gdbarch, int regnum);
  42 extern int sparc32_fpregset_supplies_p (struct gdbarch *gdbarch, int regnum);
  43
  44 extern void sparc_fetch_inferior_registers (struct regcache *, int);
  45 extern void sparc_store_inferior_registers (struct regcache *, int);
  46
  47 extern target_xfer_status sparc_xfer_wcookie (enum target_object object,
  48                                               const char *annex,
  49                                               gdb_byte *readbuf,
  50                                               const gdb_byte *writebuf,
  51                                               ULONGEST offset,
  52                                               ULONGEST len,
  53                                               ULONGEST *xfered_len);
  54
  55 /* A prototype generic SPARC target.  The client can override
  56    it with local methods.  */
  57
  58 template<typename BaseTarget>
  59 struct sparc_target : public BaseTarget
  60 {
  61   void fetch_registers (struct regcache *regcache, int regnum) override
  62   { sparc_fetch_inferior_registers (regcache, regnum); }
  63
  64   void store_registers (struct regcache *regcache, int regnum) override
  65   { sparc_store_inferior_registers (regcache, regnum); }
  66
  67   enum target_xfer_status xfer_partial (enum target_object object,
  68                                         const char *annex,
  69                                         gdb_byte *readbuf,
  70                                         const gdb_byte *writebuf,
  71                                         ULONGEST offset, ULONGEST len,
  72                                         ULONGEST *xfered_len) override
  73   {
  74     if (object == TARGET_OBJECT_WCOOKIE)
  75       return sparc_xfer_wcookie (object, annex, readbuf, writebuf,
  76                                  offset, len, xfered_len);
  77
  78     return BaseTarget::xfer_partial (object, annex, readbuf, writebuf,
  79                                      offset, len, xfered_len);
  80   }
  81 };
  82
  83 #endif /* sparc-nat.h */