/* Target-dependent code for NetBSD/mips.
- Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
+ Copyright (C) 2002, 2003, 2004, 2006, 2007, 2008
+ Free Software Foundation, Inc.
+
Contributed by Wasabi Systems, 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 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 "gdbcore.h"
ptrace register structure used by NetBSD/mips. */
void
-mipsnbsd_supply_reg (char *regs, int regno)
+mipsnbsd_supply_reg (struct regcache *regcache, const char *regs, int regno)
{
+ struct gdbarch *gdbarch = get_regcache_arch (regcache);
int i;
- for (i = 0; i <= PC_REGNUM; i++)
+ for (i = 0; i <= gdbarch_pc_regnum (gdbarch); i++)
{
if (regno == i || regno == -1)
{
- if (CANNOT_FETCH_REGISTER (i))
- regcache_raw_supply (current_regcache, i, NULL);
+ if (gdbarch_cannot_fetch_register (gdbarch, i))
+ regcache_raw_supply (regcache, i, NULL);
else
- regcache_raw_supply (current_regcache, i,
- regs + (i * mips_isa_regsize (current_gdbarch)));
+ regcache_raw_supply (regcache, i,
+ regs + (i * mips_isa_regsize (gdbarch)));
}
}
}
void
-mipsnbsd_fill_reg (char *regs, int regno)
+mipsnbsd_fill_reg (const struct regcache *regcache, char *regs, int regno)
{
+ struct gdbarch *gdbarch = get_regcache_arch (regcache);
int i;
- for (i = 0; i <= PC_REGNUM; i++)
- if ((regno == i || regno == -1) && ! CANNOT_STORE_REGISTER (i))
- regcache_raw_collect (current_regcache, i,
- regs + (i * mips_isa_regsize (current_gdbarch)));
+ for (i = 0; i <= gdbarch_pc_regnum (gdbarch); i++)
+ if ((regno == i || regno == -1)
+ && ! gdbarch_cannot_store_register (gdbarch, i))
+ regcache_raw_collect (regcache, i,
+ regs + (i * mips_isa_regsize (gdbarch)));
}
void
-mipsnbsd_supply_fpreg (char *fpregs, int regno)
+mipsnbsd_supply_fpreg (struct regcache *regcache, const char *fpregs, int regno)
{
+ struct gdbarch *gdbarch = get_regcache_arch (regcache);
int i;
- for (i = FP0_REGNUM;
- i <= mips_regnum (current_gdbarch)->fp_implementation_revision;
+ for (i = gdbarch_fp0_regnum (gdbarch);
+ i <= mips_regnum (gdbarch)->fp_implementation_revision;
i++)
{
if (regno == i || regno == -1)
{
- if (CANNOT_FETCH_REGISTER (i))
- regcache_raw_supply (current_regcache, i, NULL);
+ if (gdbarch_cannot_fetch_register (gdbarch, i))
+ regcache_raw_supply (regcache, i, NULL);
else
- regcache_raw_supply (current_regcache, i,
- fpregs + ((i - FP0_REGNUM) * mips_isa_regsize (current_gdbarch)));
+ regcache_raw_supply (regcache, i,
+ fpregs
+ + ((i - gdbarch_fp0_regnum (gdbarch))
+ * mips_isa_regsize (gdbarch)));
}
}
}
void
-mipsnbsd_fill_fpreg (char *fpregs, int regno)
+mipsnbsd_fill_fpreg (const struct regcache *regcache, char *fpregs, int regno)
{
+ struct gdbarch *gdbarch = get_regcache_arch (regcache);
int i;
- for (i = FP0_REGNUM; i <= mips_regnum (current_gdbarch)->fp_control_status;
+ for (i = gdbarch_fp0_regnum (gdbarch);
+ i <= mips_regnum (gdbarch)->fp_control_status;
i++)
- if ((regno == i || regno == -1) && ! CANNOT_STORE_REGISTER (i))
- regcache_raw_collect (current_regcache, i,
- fpregs + ((i - FP0_REGNUM) * mips_isa_regsize (current_gdbarch)));
+ if ((regno == i || regno == -1)
+ && ! gdbarch_cannot_store_register (gdbarch, i))
+ regcache_raw_collect (regcache, i,
+ fpregs + ((i - gdbarch_fp0_regnum (gdbarch))
+ * mips_isa_regsize (gdbarch)));
}
/* Under NetBSD/mips, signal handler invocations can be identified by the
mipsnbsd_sigtramp_offset (struct frame_info *next_frame)
{
CORE_ADDR pc = frame_pc_unwind (next_frame);
- const char *retcode = TARGET_BYTE_ORDER == BFD_ENDIAN_BIG
- ? sigtramp_retcode_mipseb : sigtramp_retcode_mipsel;
+ const char *retcode = gdbarch_byte_order (get_frame_arch (next_frame))
+ == BFD_ENDIAN_BIG ? sigtramp_retcode_mipseb :
+ sigtramp_retcode_mipsel;
unsigned char ret[RETCODE_SIZE], w[4];
LONGEST off;
int i;
NBSD_MIPS_JB_ELEMENT_SIZE)
static int
-mipsnbsd_get_longjmp_target (CORE_ADDR *pc)
+mipsnbsd_get_longjmp_target (struct frame_info *frame, CORE_ADDR *pc)
{
CORE_ADDR jb_addr;
char *buf;
buf = alloca (NBSD_MIPS_JB_ELEMENT_SIZE);
- jb_addr = read_register (MIPS_A0_REGNUM);
+ jb_addr = get_frame_register_unsigned (frame, MIPS_A0_REGNUM);
if (target_read_memory (jb_addr + NBSD_MIPS_JB_OFFSET, buf,
NBSD_MIPS_JB_ELEMENT_SIZE))
}
static int
-mipsnbsd_cannot_fetch_register (int regno)
+mipsnbsd_cannot_fetch_register (struct gdbarch *gdbarch, int regno)
{
return (regno == MIPS_ZERO_REGNUM
- || regno == mips_regnum (current_gdbarch)->fp_implementation_revision);
+ || regno == mips_regnum (gdbarch)->fp_implementation_revision);
}
static int
-mipsnbsd_cannot_store_register (int regno)
+mipsnbsd_cannot_store_register (struct gdbarch *gdbarch, int regno)
{
return (regno == MIPS_ZERO_REGNUM
- || regno == mips_regnum (current_gdbarch)->fp_implementation_revision);
+ || regno == mips_regnum (gdbarch)->fp_implementation_revision);
}
/* Shared library support. */
{
lmp = &lmo;
- /* Everything we need is in the first 8 bytes. */
- lmo.r_debug_size = 8;
+ lmo.r_version_offset = 0;
+ lmo.r_version_size = 4;
lmo.r_map_offset = 4;
- lmo.r_map_size = 4;
+ lmo.r_ldsomap_offset = -1;
/* Everything we need is in the first 24 bytes. */
lmo.link_map_size = 24;
lmo.l_addr_offset = 4;
- lmo.l_addr_size = 4;
lmo.l_name_offset = 8;
- lmo.l_name_size = 4;
+ lmo.l_ld_offset = 12;
lmo.l_next_offset = 16;
- lmo.l_next_size = 4;
lmo.l_prev_offset = 20;
- lmo.l_prev_size = 4;
}
return lmp;
{
lmp = &lmo;
- /* Everything we need is in the first 16 bytes. */
- lmo.r_debug_size = 16;
- lmo.r_map_offset = 8;
- lmo.r_map_size = 8;
+ lmo.r_version_offset = 0;
+ lmo.r_version_size = 4;
+ lmo.r_map_offset = 8;
+ lmo.r_ldsomap_offset = -1;
/* Everything we need is in the first 40 bytes. */
lmo.link_map_size = 48;
lmo.l_addr_offset = 0;
- lmo.l_addr_size = 8;
lmo.l_name_offset = 16;
- lmo.l_name_size = 8;
+ lmo.l_ld_offset = 24;
lmo.l_next_offset = 32;
- lmo.l_next_size = 8;
lmo.l_prev_offset = 40;
- lmo.l_prev_size = 8;
}
return lmp;