7b112f9c0c
(ppc-linux-nat.o) (ppc-linux-tdep.o) (rs6000-tdep.o): Use $(ppc_tdep_h). (ppc-sysv-tdep.o) (ppcnbsd-nat.o) (ppcnbsd-tdep.o): New dependency lists. * ppc-tdep.h: Use generic OS ABI framework. * ppc-linux-tdep.c (_initialize_ppc_linux_tdep, ppc_linux_init_abi): New functions. (ppc_sysv_abi_broken_use_struct_convention) (ppc_sysv_abi_use_struct_convention) (ppc_sysv_abi_push_arguments): Move to... * ppc-sysv-tdep.c: ...here. * ppcnbsd-nat.c: Don't include gdbcore.h and regcache.h. * rs6000-tdep.c (process_note_abi_tag_sections) (get_elfosabi): Remove. (rs6000_gdbarch_init): Use generic OS ABI framework. (rs6000_dump_tdep): New function. (_initialize_rs6000_tdep): Use gdbarch_register. * config/powerpc/linux.mt (TDEPFILES): Add ppc-sysv-tdep.o. * config/powerpc/nbsd.mh (NATDEPFILES): Remove solib-legacy.o. * config/powerpc/aix.mt (TDEPFILES): Use ppc-sysv-tdep.o instead of ppc-linux-tdep.o. * config/powerpc/nbsd.mt (TDEPFILES): Likewise. * config/powerpc/ppc-eabi.mt (TDEPFILES): Likewise. * config/powerpc/ppc-sim.mt (TDEPFILES): Likewise. * config/powerpc/ppcle-eabi.mt (TDEPFILES): Likewise. * config/powerpc/ppcle-sim.mt (TDEPFILES): Likewise. * config/powerpc/vxworks.mt (TDEPFILES): Likewise.
121 lines
3.3 KiB
C
121 lines
3.3 KiB
C
/* Native-dependent code for PowerPC's running NetBSD, for GDB.
|
|
Copyright 2002 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
|
|
(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, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA. */
|
|
|
|
#include <sys/types.h>
|
|
#include <sys/ptrace.h>
|
|
#include <machine/reg.h>
|
|
|
|
#include "defs.h"
|
|
#include "inferior.h"
|
|
|
|
#include "ppc-tdep.h"
|
|
#include "ppcnbsd-tdep.h"
|
|
|
|
/* Returns true if PT_GETREGS fetches this register. */
|
|
static int
|
|
getregs_supplies (int regno)
|
|
{
|
|
struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
|
|
|
|
return ((regno >= 0 && regno <= 31)
|
|
|| regno == tdep->ppc_lr_regnum
|
|
|| regno == tdep->ppc_cr_regnum
|
|
|| regno == tdep->ppc_xer_regnum
|
|
|| regno == tdep->ppc_ctr_regnum
|
|
|| regno == PC_REGNUM);
|
|
}
|
|
|
|
/* Like above, but for PT_GETFPREGS. */
|
|
static int
|
|
getfpregs_supplies (int regno)
|
|
{
|
|
struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
|
|
|
|
return ((regno >= FP0_REGNUM && regno <= FP0_REGNUM + 31)
|
|
|| regno == tdep->ppc_fpscr_regnum);
|
|
}
|
|
|
|
void
|
|
fetch_inferior_registers (int regno)
|
|
{
|
|
if (regno == -1 || getregs_supplies (regno))
|
|
{
|
|
struct reg regs;
|
|
|
|
if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
|
|
(PTRACE_ARG3_TYPE) ®s, 0) == -1)
|
|
perror_with_name ("Couldn't get registers");
|
|
|
|
ppcnbsd_supply_reg ((char *) ®s, regno);
|
|
if (regno != -1)
|
|
return;
|
|
}
|
|
|
|
if (regno == -1 || getfpregs_supplies (regno))
|
|
{
|
|
struct fpreg fpregs;
|
|
|
|
if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid),
|
|
(PTRACE_ARG3_TYPE) &fpregs, 0) == -1)
|
|
perror_with_name ("Couldn't get FP registers");
|
|
|
|
ppcnbsd_supply_fpreg ((char *) &fpregs, regno);
|
|
if (regno != -1)
|
|
return;
|
|
}
|
|
}
|
|
|
|
void
|
|
store_inferior_registers (int regno)
|
|
{
|
|
if (regno == -1 || getregs_supplies (regno))
|
|
{
|
|
struct reg regs;
|
|
|
|
if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
|
|
(PTRACE_ARG3_TYPE) ®s, 0) == -1)
|
|
perror_with_name ("Couldn't get registers");
|
|
|
|
ppcnbsd_fill_reg ((char *) ®s, regno);
|
|
|
|
if (ptrace (PT_SETREGS, PIDGET (inferior_ptid),
|
|
(PTRACE_ARG3_TYPE) ®s, 0) == -1)
|
|
perror_with_name ("Couldn't write registers");
|
|
|
|
if (regno != -1)
|
|
return;
|
|
}
|
|
|
|
if (regno == -1 || getfpregs_supplies (regno))
|
|
{
|
|
struct fpreg fpregs;
|
|
|
|
if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid),
|
|
(PTRACE_ARG3_TYPE) &fpregs, 0) == -1)
|
|
perror_with_name ("Couldn't get FP registers");
|
|
|
|
ppcnbsd_fill_fpreg ((char *) &fpregs, regno);
|
|
|
|
if (ptrace (PT_SETFPREGS, PIDGET (inferior_ptid),
|
|
(PTRACE_ARG3_TYPE) &fpregs, 0) == -1)
|
|
perror_with_name ("Couldn't set FP registers");
|
|
}
|
|
}
|