/* Native support for the SGI Iris running IRIX version 5, for GDB.
Copyright (C) 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1998,
- 1999, 2000, 2001, 2002, 2004, 2006, 2007 Free Software Foundation, Inc.
+ 1999, 2000, 2001, 2002, 2004, 2006, 2007, 2008, 2009, 2010, 2011
+ Free Software Foundation, Inc.
Contributed by Alessandro Forin(af@cs.cmu.edu) at CMU
and by Per Bothner(bothner@cs.wisc.edu) at U.Wisconsin.
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 2 of the License, or
+ 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,
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, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
#include "inferior.h"
#include "gdbcore.h"
#include "target.h"
#include "regcache.h"
+#include "procfs.h"
#include "gdb_string.h"
#include <sys/time.h>
#include <sys/procfs.h>
#include <setjmp.h> /* For JB_XXX. */
-/* Prototypes for supply_gregset etc. */
+/* Prototypes for supply_gregset etc. */
#include "gregset.h"
#include "mips-tdep.h"
{
int regi;
const greg_t *regp = &(*gregsetp)[0];
- int gregoff = sizeof (greg_t) - mips_isa_regsize (current_gdbarch);
+ struct gdbarch *gdbarch = get_regcache_arch (regcache);
+ int gregoff = sizeof (greg_t) - mips_isa_regsize (gdbarch);
static char zerobuf[32] = {0};
for (regi = 0; regi <= CTX_RA; regi++)
regcache_raw_supply (regcache, regi,
(const char *) (regp + regi) + gregoff);
- regcache_raw_supply (regcache, mips_regnum (current_gdbarch)->pc,
+ regcache_raw_supply (regcache, mips_regnum (gdbarch)->pc,
(const char *) (regp + CTX_EPC) + gregoff);
- regcache_raw_supply (regcache, mips_regnum (current_gdbarch)->hi,
+ regcache_raw_supply (regcache, mips_regnum (gdbarch)->hi,
(const char *) (regp + CTX_MDHI) + gregoff);
- regcache_raw_supply (regcache, mips_regnum (current_gdbarch)->lo,
+ regcache_raw_supply (regcache, mips_regnum (gdbarch)->lo,
(const char *) (regp + CTX_MDLO) + gregoff);
- regcache_raw_supply (regcache, mips_regnum (current_gdbarch)->cause,
+ regcache_raw_supply (regcache, mips_regnum (gdbarch)->cause,
(const char *) (regp + CTX_CAUSE) + gregoff);
/* Fill inaccessible registers with zero. */
- regcache_raw_supply (regcache, mips_regnum (current_gdbarch)->badvaddr, zerobuf);
+ regcache_raw_supply (regcache, mips_regnum (gdbarch)->badvaddr, zerobuf);
}
void
int regi, size;
greg_t *regp = &(*gregsetp)[0];
gdb_byte buf[MAX_REGISTER_SIZE];
+ struct gdbarch *gdbarch = get_regcache_arch (regcache);
+ enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
/* Under Irix6, if GDB is built with N32 ABI and is debugging an O32
executable, we have to sign extend the registers to 64 bits before
for (regi = 0; regi <= CTX_RA; regi++)
if ((regno == -1) || (regno == regi))
{
- size = register_size (current_gdbarch, regi);
+ size = register_size (gdbarch, regi);
regcache_raw_collect (regcache, regi, buf);
- *(regp + regi) = extract_signed_integer (buf, size);
+ *(regp + regi) = extract_signed_integer (buf, size, byte_order);
}
- if ((regno == -1) || (regno == gdbarch_pc_regnum (current_gdbarch)))
+ if ((regno == -1) || (regno == mips_regnum (gdbarch)->pc))
{
- regi = mips_regnum (current_gdbarch)->pc;
- size = register_size (current_gdbarch, regi);
+ regi = mips_regnum (gdbarch)->pc;
+ size = register_size (gdbarch, regi);
regcache_raw_collect (regcache, regi, buf);
- *(regp + CTX_EPC) = extract_signed_integer (buf, size);
+ *(regp + CTX_EPC) = extract_signed_integer (buf, size, byte_order);
}
- if ((regno == -1) || (regno == mips_regnum (current_gdbarch)->cause))
+ if ((regno == -1) || (regno == mips_regnum (gdbarch)->cause))
{
- regi = mips_regnum (current_gdbarch)->cause;
- size = register_size (current_gdbarch, regi);
+ regi = mips_regnum (gdbarch)->cause;
+ size = register_size (gdbarch, regi);
regcache_raw_collect (regcache, regi, buf);
- *(regp + CTX_CAUSE) = extract_signed_integer (buf, size);
+ *(regp + CTX_CAUSE) = extract_signed_integer (buf, size, byte_order);
}
- if ((regno == -1) || (regno == mips_regnum (current_gdbarch)->hi))
+ if ((regno == -1) || (regno == mips_regnum (gdbarch)->hi))
{
- regi = mips_regnum (current_gdbarch)->hi;
- size = register_size (current_gdbarch, regi);
+ regi = mips_regnum (gdbarch)->hi;
+ size = register_size (gdbarch, regi);
regcache_raw_collect (regcache, regi, buf);
- *(regp + CTX_MDHI) = extract_signed_integer (buf, size);
+ *(regp + CTX_MDHI) = extract_signed_integer (buf, size, byte_order);
}
- if ((regno == -1) || (regno == mips_regnum (current_gdbarch)->lo))
+ if ((regno == -1) || (regno == mips_regnum (gdbarch)->lo))
{
- regi = mips_regnum (current_gdbarch)->lo;
- size = register_size (current_gdbarch, regi);
+ regi = mips_regnum (gdbarch)->lo;
+ size = register_size (gdbarch, regi);
regcache_raw_collect (regcache, regi, buf);
- *(regp + CTX_MDLO) = extract_signed_integer (buf, size);
+ *(regp + CTX_MDLO) = extract_signed_integer (buf, size, byte_order);
}
}
int regi;
static char zerobuf[32] = {0};
char fsrbuf[8];
+ struct gdbarch *gdbarch = get_regcache_arch (regcache);
- /* FIXME, this is wrong for the N32 ABI which has 64 bit FP regs. */
+ /* FIXME, this is wrong for the N32 ABI which has 64 bit FP regs. */
for (regi = 0; regi < 32; regi++)
- regcache_raw_supply (regcache, gdbarch_fp0_regnum (current_gdbarch) + regi,
- (const char *) &fpregsetp->fp_r.fp_regs[regi]);
+ regcache_raw_supply (regcache, gdbarch_fp0_regnum (gdbarch) + regi,
+ (const char *) &fpregsetp->__fp_r.__fp_regs[regi]);
/* We can't supply the FSR register directly to the regcache,
because there is a size issue: On one hand, fpregsetp->fp_csr
So we use a buffer of the correct size and copy into it the register
value at the proper location. */
memset (fsrbuf, 0, 4);
- memcpy (fsrbuf + 4, &fpregsetp->fp_csr, 4);
+ memcpy (fsrbuf + 4, &fpregsetp->__fp_csr, 4);
regcache_raw_supply (regcache,
- mips_regnum (current_gdbarch)->fp_control_status,
- fsrbuf);
+ mips_regnum (gdbarch)->fp_control_status, fsrbuf);
- /* FIXME: how can we supply FCRIR? SGI doesn't tell us. */
+ /* FIXME: how can we supply FCRIR? SGI doesn't tell us. */
regcache_raw_supply (regcache,
- mips_regnum (current_gdbarch)->fp_implementation_revision,
+ mips_regnum (gdbarch)->fp_implementation_revision,
zerobuf);
}
void
-fill_fpregset (const struct regcache *regcache, fpregset_t *fpregsetp, int regno)
+fill_fpregset (const struct regcache *regcache,
+ fpregset_t *fpregsetp, int regno)
{
int regi;
char *from, *to;
+ struct gdbarch *gdbarch = get_regcache_arch (regcache);
- /* FIXME, this is wrong for the N32 ABI which has 64 bit FP regs. */
+ /* FIXME, this is wrong for the N32 ABI which has 64 bit FP regs. */
- for (regi = gdbarch_fp0_regnum (current_gdbarch);
- regi < gdbarch_fp0_regnum (current_gdbarch) + 32; regi++)
+ for (regi = gdbarch_fp0_regnum (gdbarch);
+ regi < gdbarch_fp0_regnum (gdbarch) + 32; regi++)
{
if ((regno == -1) || (regno == regi))
{
- to = (char *) &(fpregsetp->fp_r.fp_regs[regi - gdbarch_fp0_regnum
- (current_gdbarch)]);
+ const int fp0_regnum = gdbarch_fp0_regnum (gdbarch);
+
+ to = (char *) &(fpregsetp->__fp_r.__fp_regs[regi - fp0_regnum]);
regcache_raw_collect (regcache, regi, to);
}
}
if (regno == -1
- || regno == mips_regnum (current_gdbarch)->fp_control_status)
+ || regno == mips_regnum (gdbarch)->fp_control_status)
{
char fsrbuf[8];
So we use a buffer of the correct size and copy the register
value from that buffer. */
regcache_raw_collect (regcache,
- mips_regnum (current_gdbarch)->fp_control_status,
- fsrbuf);
+ mips_regnum (gdbarch)->fp_control_status, fsrbuf);
- memcpy (&fpregsetp->fp_csr, fsrbuf + 4, 4);
+ memcpy (&fpregsetp->__fp_csr, fsrbuf + 4, 4);
}
}
int which, CORE_ADDR reg_addr)
{
char *srcp = core_reg_sect;
- int regsize = mips_isa_regsize (current_gdbarch);
+ struct gdbarch *gdbarch = get_regcache_arch (regcache);
+ int regsize = mips_isa_regsize (gdbarch);
int regno;
/* If regsize is 8, this is a N32 or N64 core file.
If regsize is 4, this is an O32 core file. */
- if (core_reg_size != regsize * gdbarch_num_regs (current_gdbarch))
+ if (core_reg_size != regsize * gdbarch_num_regs (gdbarch))
{
warning (_("wrong size gregset struct in core file"));
return;
}
- for (regno = 0; regno < gdbarch_num_regs (current_gdbarch); regno++)
+ for (regno = 0; regno < gdbarch_num_regs (gdbarch); regno++)
{
regcache_raw_supply (regcache, regno, srcp);
srcp += regsize;
}
/* Register that we are able to handle irix5 core file formats.
- This really is bfd_target_unknown_flavour */
+ This really is bfd_target_unknown_flavour. */
static struct core_fns irix5_core_fns =
{
NULL /* next */
};
+/* Provide a prototype to silence -Wmissing-prototypes. */
+extern initialize_file_ftype _initialize_irix5_nat;
+
void
-_initialize_core_irix5 (void)
+_initialize_irix5_nat (void)
{
+ struct target_ops *t;
+
+ t = procfs_target ();
+ procfs_use_watchpoints (t);
+ add_target (t);
+
deprecated_add_core_fns (&irix5_core_fns);
}