/* Native-dependent code for GNU/Linux m32r.
- Copyright 2004 Free Software Foundation, Inc.
+ Copyright (C) 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
This file is part of GDB.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA. */
#include "defs.h"
#include "inferior.h"
#include "gdbcore.h"
#include "regcache.h"
#include "linux-nat.h"
+#include "target.h"
#include "gdb_assert.h"
#include "gdb_string.h"
in *GREGSETP. */
void
-supply_gregset (elf_gregset_t * gregsetp)
+supply_gregset (struct regcache *regcache, const elf_gregset_t * gregsetp)
{
- elf_greg_t *regp = (elf_greg_t *) gregsetp;
+ const elf_greg_t *regp = (const elf_greg_t *) gregsetp;
int i;
unsigned long psw, bbpsw;
for (i = 0; i < M32R_LINUX_NUM_REGS; i++)
{
+ elf_greg_t regval;
+
switch (i)
{
case PSW_REGNUM:
- *(regp + regmap[i]) =
- ((0x00c1 & bbpsw) << 8) | ((0xc100 & psw) >> 8);
+ regval = ((0x00c1 & bbpsw) << 8) | ((0xc100 & psw) >> 8);
break;
case CBR_REGNUM:
- *(regp + regmap[i]) = ((psw >> 8) & 1);
+ regval = ((psw >> 8) & 1);
+ break;
+ default:
+ regval = *(regp + regmap[i]);
break;
}
if (i != M32R_SP_REGNUM)
- regcache_raw_supply (current_regcache, i, regp + regmap[i]);
+ regcache_raw_supply (regcache, i, ®val);
else if (psw & 0x8000)
- regcache_raw_supply (current_regcache, i, regp + SPU_REGMAP);
+ regcache_raw_supply (regcache, i, regp + SPU_REGMAP);
else
- regcache_raw_supply (current_regcache, i, regp + SPI_REGMAP);
+ regcache_raw_supply (regcache, i, regp + SPI_REGMAP);
}
}
store their values in GDB's register array. */
static void
-fetch_regs (int tid)
+fetch_regs (struct regcache *regcache, int tid)
{
elf_gregset_t regs;
if (ptrace (PTRACE_GETREGS, tid, 0, (int) ®s) < 0)
- perror_with_name ("Couldn't get registers");
+ perror_with_name (_("Couldn't get registers"));
- supply_gregset (®s);
+ supply_gregset (regcache, (const elf_gregset_t *) ®s);
}
/* Fill register REGNO (if it is a general-purpose register) in
do this for all registers. */
void
-fill_gregset (elf_gregset_t * gregsetp, int regno)
+fill_gregset (const struct regcache *regcache,
+ elf_gregset_t * gregsetp, int regno)
{
elf_greg_t *regp = (elf_greg_t *) gregsetp;
int i;
continue;
if (i != M32R_SP_REGNUM)
- regcache_raw_collect (current_regcache, i, regp + regmap[i]);
+ regcache_raw_collect (regcache, i, regp + regmap[i]);
else if (psw & 0x8000)
- regcache_raw_collect (current_regcache, i, regp + SPU_REGMAP);
+ regcache_raw_collect (regcache, i, regp + SPU_REGMAP);
else
- regcache_raw_collect (current_regcache, i, regp + SPI_REGMAP);
+ regcache_raw_collect (regcache, i, regp + SPI_REGMAP);
}
}
into the process/thread specified by TID. */
static void
-store_regs (int tid, int regno)
+store_regs (const struct regcache *regcache, int tid, int regno)
{
elf_gregset_t regs;
if (ptrace (PTRACE_GETREGS, tid, 0, (int) ®s) < 0)
- perror_with_name ("Couldn't get registers");
+ perror_with_name (_("Couldn't get registers"));
- fill_gregset (®s, regno);
+ fill_gregset (regcache, ®s, regno);
if (ptrace (PTRACE_SETREGS, tid, 0, (int) ®s) < 0)
- perror_with_name ("Couldn't write registers");
+ perror_with_name (_("Couldn't write registers"));
}
\f
Since M32R has no floating-point registers, these functions do nothing. */
void
-supply_fpregset (gdb_fpregset_t *fpregs)
+supply_fpregset (struct regcache *regcache, const gdb_fpregset_t *fpregs)
{
}
void
-fill_fpregset (gdb_fpregset_t *fpregs, int regno)
+fill_fpregset (const struct regcache *regcache,
+ gdb_fpregset_t *fpregs, int regno)
{
}
\f
this for all registers (including the floating point and SSE
registers). */
-void
-fetch_inferior_registers (int regno)
+static void
+m32r_linux_fetch_inferior_registers (struct regcache *regcache, int regno)
{
int tid;
results. */
if (regno == -1 || GETREGS_SUPPLIES (regno))
{
- fetch_regs (tid);
+ fetch_regs (regcache, tid);
return;
}
internal_error (__FILE__, __LINE__,
- "Got request for bad register number %d.", regno);
+ _("Got request for bad register number %d."), regno);
}
/* Store register REGNO back into the child process. If REGNO is -1,
do this for all registers (including the floating point and SSE
registers). */
-void
-store_inferior_registers (int regno)
+static void
+m32r_linux_store_inferior_registers (struct regcache *regcache, int regno)
{
int tid;
transfers more registers in one system call. */
if (regno == -1 || GETREGS_SUPPLIES (regno))
{
- store_regs (tid, regno);
+ store_regs (regcache, tid, regno);
return;
}
internal_error (__FILE__, __LINE__,
- "Got request to store bad register number %d.", regno);
+ _("Got request to store bad register number %d."), regno);
+}
+
+void _initialize_m32r_linux_nat (void);
+
+void
+_initialize_m32r_linux_nat (void)
+{
+ struct target_ops *t;
+
+ /* Fill in the generic GNU/Linux methods. */
+ t = linux_target ();
+
+ /* Add our register access methods. */
+ t->to_fetch_registers = m32r_linux_fetch_inferior_registers;
+ t->to_store_registers = m32r_linux_store_inferior_registers;
+
+ /* Register the target. */
+ linux_nat_add_target (t);
}