binutils-gdb/gdb/sparc64-linux-nat.c

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/* Native-dependent code for GNU/Linux UltraSPARC.
Copyright (C) 2003-2019 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
#include "regcache.h"
#include <sys/procfs.h>
#include "gregset.h"
#include "sparc64-tdep.h"
#include "sparc-tdep.h"
#include "sparc-nat.h"
#include "inferior.h"
#include "target.h"
#include "linux-nat.h"
class sparc64_linux_nat_target final : public linux_nat_target
{
public:
/* Add our register access methods. */
void fetch_registers (struct regcache *regcache, int regnum) override
{ sparc_fetch_inferior_registers (regcache, regnum); }
void store_registers (struct regcache *regcache, int regnum) override
{ sparc_store_inferior_registers (regcache, regnum); }
/* Override linux_nat_target low methods. */
/* ADI support */
void low_forget_process (pid_t pid) override
{ sparc64_forget_process (pid); }
};
static sparc64_linux_nat_target the_sparc64_linux_nat_target;
static const struct sparc_gregmap sparc64_linux_ptrace_gregmap =
{
16 * 8, /* "tstate" */
17 * 8, /* %pc */
18 * 8, /* %npc */
19 * 8, /* %y */
-1, /* %wim */
-1, /* %tbr */
0 * 8, /* %g1 */
-1, /* %l0 */
4 /* sizeof (%y) */
};
void
supply_gregset (struct regcache *regcache, const prgregset_t *gregs)
{
sparc64_supply_gregset (sparc_gregmap, regcache, -1, gregs);
}
void
supply_fpregset (struct regcache *regcache, const prfpregset_t *fpregs)
{
sparc64_supply_fpregset (&sparc64_bsd_fpregmap, regcache, -1, fpregs);
}
void
fill_gregset (const struct regcache *regcache, prgregset_t *gregs, int regnum)
{
sparc64_collect_gregset (sparc_gregmap, regcache, regnum, gregs);
}
void
fill_fpregset (const struct regcache *regcache,
prfpregset_t *fpregs, int regnum)
{
sparc64_collect_fpregset (&sparc64_bsd_fpregmap, regcache, regnum, fpregs);
}
void
_initialize_sparc64_linux_nat (void)
{
sparc_fpregmap = &sparc64_bsd_fpregmap;
/* Register the target. */
linux_target = &the_sparc64_linux_nat_target;
add_inf_child_target (&the_sparc64_linux_nat_target);
sparc_gregmap = &sparc64_linux_ptrace_gregmap;
}