/* Native-dependent code for GNU/Linux on MIPS processors.
- Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007
+ Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
Free Software Foundation, Inc.
This file is part of GDB.
#include "linux-nat.h"
#include "mips-linux-tdep.h"
#include "target-descriptions.h"
-#include "xml-support.h"
#include "gdb_proc_service.h"
#include "gregset.h"
#include <sgidefs.h>
#include <sys/ptrace.h>
+#include "features/mips-linux.c"
+#include "features/mips64-linux.c"
+
#ifndef PTRACE_GET_THREAD_AREA
#define PTRACE_GET_THREAD_AREA 25
#endif
{
CORE_ADDR regaddr;
- if (regno < 0 || regno >= gdbarch_num_regs (current_gdbarch))
+ if (regno < 0 || regno >= gdbarch_num_regs (gdbarch))
error (_("Bogon register number %d."), regno);
if (regno > MIPS_ZERO_REGNUM && regno < MIPS_ZERO_REGNUM + 32)
{
CORE_ADDR regaddr;
- if (regno < 0 || regno >= gdbarch_num_regs (current_gdbarch))
+ if (regno < 0 || regno >= gdbarch_num_regs (gdbarch))
error (_("Bogon register number %d."), regno);
if (regno > MIPS_ZERO_REGNUM && regno < MIPS_ZERO_REGNUM + 32)
regaddr = regno;
else if ((regno >= mips_regnum (gdbarch)->fp0)
&& (regno < mips_regnum (gdbarch)->fp0 + 32))
- regaddr = MIPS64_FPR_BASE + (regno - gdbarch_fp0_regnum (current_gdbarch));
+ regaddr = MIPS64_FPR_BASE + (regno - gdbarch_fp0_regnum (gdbarch));
else if (regno == mips_regnum (gdbarch)->pc)
regaddr = MIPS64_PC;
else if (regno == mips_regnum (gdbarch)->cause)
void
supply_gregset (struct regcache *regcache, const gdb_gregset_t *gregsetp)
{
- if (mips_isa_regsize (current_gdbarch) == 4)
+ if (mips_isa_regsize (get_regcache_arch (regcache)) == 4)
mips_supply_gregset (regcache, (const mips_elf_gregset_t *) gregsetp);
else
mips64_supply_gregset (regcache, (const mips64_elf_gregset_t *) gregsetp);
fill_gregset (const struct regcache *regcache,
gdb_gregset_t *gregsetp, int regno)
{
- if (mips_isa_regsize (current_gdbarch) == 4)
+ if (mips_isa_regsize (get_regcache_arch (regcache)) == 4)
mips_fill_gregset (regcache, (mips_elf_gregset_t *) gregsetp, regno);
else
mips64_fill_gregset (regcache, (mips64_elf_gregset_t *) gregsetp, regno);
void
supply_fpregset (struct regcache *regcache, const gdb_fpregset_t *fpregsetp)
{
- if (mips_isa_regsize (current_gdbarch) == 4)
+ if (mips_isa_regsize (get_regcache_arch (regcache)) == 4)
mips_supply_fpregset (regcache, (const mips_elf_fpregset_t *) fpregsetp);
else
mips64_supply_fpregset (regcache, (const mips64_elf_fpregset_t *) fpregsetp);
fill_fpregset (const struct regcache *regcache,
gdb_fpregset_t *fpregsetp, int regno)
{
- if (mips_isa_regsize (current_gdbarch) == 4)
+ if (mips_isa_regsize (get_regcache_arch (regcache)) == 4)
mips_fill_fpregset (regcache, (mips_elf_fpregset_t *) fpregsetp, regno);
else
mips64_fill_fpregset (regcache, (mips64_elf_fpregset_t *) fpregsetp, regno);
static void
mips64_linux_regsets_fetch_registers (struct regcache *regcache, int regno)
{
+ struct gdbarch *gdbarch = get_regcache_arch (regcache);
int is_fp;
int tid;
- if (regno >= mips_regnum (current_gdbarch)->fp0
- && regno <= mips_regnum (current_gdbarch)->fp0 + 32)
+ if (regno >= mips_regnum (gdbarch)->fp0
+ && regno <= mips_regnum (gdbarch)->fp0 + 32)
is_fp = 1;
- else if (regno == mips_regnum (current_gdbarch)->fp_control_status)
+ else if (regno == mips_regnum (gdbarch)->fp_control_status)
is_fp = 1;
- else if (regno == mips_regnum (current_gdbarch)->fp_implementation_revision)
+ else if (regno == mips_regnum (gdbarch)->fp_implementation_revision)
is_fp = 1;
else
is_fp = 0;
static void
mips64_linux_regsets_store_registers (const struct regcache *regcache, int regno)
{
+ struct gdbarch *gdbarch = get_regcache_arch (regcache);
int is_fp;
int tid;
- if (regno >= mips_regnum (current_gdbarch)->fp0
- && regno <= mips_regnum (current_gdbarch)->fp0 + 32)
+ if (regno >= mips_regnum (gdbarch)->fp0
+ && regno <= mips_regnum (gdbarch)->fp0 + 32)
is_fp = 1;
- else if (regno == mips_regnum (current_gdbarch)->fp_control_status)
+ else if (regno == mips_regnum (gdbarch)->fp_control_status)
is_fp = 1;
- else if (regno == mips_regnum (current_gdbarch)->fp_implementation_revision)
+ else if (regno == mips_regnum (gdbarch)->fp_implementation_revision)
is_fp = 1;
else
is_fp = 0;
return mips_linux_register_addr (gdbarch, regno, store_p);
}
-static LONGEST (*super_xfer_partial) (struct target_ops *, enum target_object,
- const char *, gdb_byte *, const gdb_byte *,
- ULONGEST, LONGEST);
-
-static LONGEST
-mips_linux_xfer_partial (struct target_ops *ops,
- enum target_object object,
- const char *annex,
- gdb_byte *readbuf, const gdb_byte *writebuf,
- ULONGEST offset, LONGEST len)
+static const struct target_desc *
+mips_linux_read_description (struct target_ops *ops)
{
- if (object == TARGET_OBJECT_AVAILABLE_FEATURES)
- {
- if (annex != NULL && strcmp (annex, "target.xml") == 0)
- {
- /* Report that target registers are a size we know for sure
- that we can get from ptrace. */
- if (_MIPS_SIM == _ABIO32)
- annex = "mips-linux.xml";
- else
- annex = "mips64-linux.xml";
- }
-
- return xml_builtin_xfer_partial (annex, readbuf, writebuf, offset, len);
- }
-
- return super_xfer_partial (ops, object, annex, readbuf, writebuf,
- offset, len);
+ /* Report that target registers are a size we know for sure
+ that we can get from ptrace. */
+ if (_MIPS_SIM == _ABIO32)
+ return tdesc_mips_linux;
+ else
+ return tdesc_mips64_linux;
}
void _initialize_mips_linux_nat (void);
t->to_fetch_registers = mips64_linux_fetch_registers;
t->to_store_registers = mips64_linux_store_registers;
- /* Override the default to_xfer_partial. */
- super_xfer_partial = t->to_xfer_partial;
- t->to_xfer_partial = mips_linux_xfer_partial;
+ t->to_read_description = mips_linux_read_description;
linux_nat_add_target (t);
+
+ /* Initialize the standard target descriptions. */
+ initialize_tdesc_mips_linux ();
+ initialize_tdesc_mips64_linux ();
}