binutils-gdb/gdb/core-aout.c

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/* Extract registers from a "standard" core file, for GDB.
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Copyright 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1998,
1999, 2000, 2001 Free Software Foundation, Inc.
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This file is part of GDB.
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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.
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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.
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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. */
/* Typically used on systems that have a.out format executables.
corefile.c is supposed to contain the more machine-independent
aspects of reading registers from core files, while this file is
more machine specific. */
#include "defs.h"
#ifdef HAVE_PTRACE_H
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#include <ptrace.h>
#else
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#ifdef HAVE_SYS_PTRACE_H
#include <sys/ptrace.h>
#endif
#endif
#include <sys/types.h>
#include <sys/param.h>
#include "gdbcore.h"
2004-07-21 Andrew Cagney <cagney@gnu.org> Use regcache_raw_supply instead of supply_register. * regcache.h (supply_register): Delete declaration. * regcache.c (supply_register): Delete function. * wince.c (do_child_fetch_inferior_registers): Update. * win32-nat.c (do_child_fetch_inferior_registers) (fetch_elf_core_registers): Update. * v850ice.c (v850ice_fetch_registers): Update. * thread-db.c (thread_db_store_registers): Update. * sol-thread.c (sol_thread_store_registers): Update. * shnbsd-tdep.c (shnbsd_supply_reg): Update. * rs6000-nat.c (fetch_register): Update. * rom68k-rom.c (rom68k_supply_one_register): Update. * remote.c (remote_wait, remote_async_wait): Update. * remote-st.c (get_hex_regs): Update. * remote-sim.c (gdbsim_fetch_register): Update. * remote-sds.c (sds_fetch_registers): Update. * remote-rdp.c (remote_rdp_fetch_register): Update. * remote-rdi.c (arm_rdi_fetch_registers): Update. * remote-mips.c (mips_wait, mips_fetch_registers): Update. * remote-m32r-sdi.c (m32r_fetch_register): Update. * remote-hms.c (init_hms_cmds): Update. * remote-est.c (init_est_cmds): Update. * remote-e7000.c (get_hex_regs, fetch_regs_from_dump) (e7000_fetch_registers, sub2_from_pc, e7000_wait): Update. * ppcnbsd-tdep.c (ppcnbsd_supply_reg, ppcnbsd_supply_fpreg): Update. * ppc-linux-nat.c (fetch_altivec_register, fetch_spe_register) (fetch_register, supply_vrregset, supply_vrregset) (fetch_spe_registers): Update. * ppc-bdm.c (bdm_ppc_fetch_registers): Update. * monitor.c (monitor_supply_register): Update. * mipsv4-nat.c (supply_gregset, supply_fpregset): Update. * mipsnbsd-tdep.c (mipsnbsd_supply_reg) (mipsnbsd_supply_fpreg): Update. * mips-nat.c (fetch_inferior_registers) (fetch_core_registers): Update. * mips-linux-tdep.c (supply_32bit_reg, supply_gregset) (supply_fpregset, mips64_supply_gregset) (mips64_supply_fpregset): Update. * m68klinux-nat.c (fetch_register, supply_gregset) (supply_fpregset): Update. * m68k-tdep.c (supply_gregset, supply_fpregset): Update. * m32r-rom.c (init_m32r_cmds, init_mon2000_cmds): Update. * lynx-nat.c (fetch_inferior_registers, fetch_core_registers): Update. * irix5-nat.c (supply_gregset, supply_fpregset): Update. * infptrace.c (fetch_register): Update. * ia64-linux-nat.c (supply_gregset, supply_fpregset): Update. * ia64-aix-nat.c (supply_gregset, supply_fpregset): Update. * i386gnu-nat.c (fetch_fpregs, supply_gregset) (gnu_fetch_registers, gnu_store_registers): Update. * i386-nto-tdep.c (i386nto_supply_gregset): Update. * i386-linux-nat.c (fetch_register, supply_gregset) (dummy_sse_values): Update. * hpux-thread.c (hpux_thread_fetch_registers): Update. * hppah-nat.c (fetch_register): Update. * hppa-linux-nat.c (fetch_register, supply_gregset) (supply_fpregset): Update. * go32-nat.c (fetch_register): Update. * dve3900-rom.c (fetch_bitmapped_register) (_initialize_r3900_rom): Update. * cris-tdep.c (supply_gregset): Update. * abug-rom.c (init_abug_cmds): Update. * core-aout.c (fetch_core_registers): Update. * armnbsd-nat.c (supply_gregset, supply_fparegset) (fetch_register, fetch_fp_register): Update. * arm-linux-nat.c (fetch_nwfpe_single, fetch_nwfpe_none) (fetch_nwfpe_extended, fetch_fpregister, fetch_fpregs) (fetch_register, fetch_regs, supply_gregset, supply_fpregset): Update. * alphanbsd-tdep.c (fetch_core_registers): Update. * alpha-tdep.c (alpha_supply_int_regs, alpha_supply_fp_regs): Update. * alpha-nat.c (fetch_osf_core_registers) (fetch_osf_core_registers, fetch_osf_core_registers): Update. * aix-thread.c (supply_gprs64, supply_reg32, supply_fprs) (supply_sprs64, supply_sprs32, fetch_regs_kernel_thread): Update.
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#include "value.h"
#include "regcache.h"
/* These are needed on various systems to expand REGISTER_U_ADDR. */
#include "gdb_dirent.h"
#include <sys/file.h>
#include "gdb_stat.h"
#include <sys/user.h>
#ifndef CORE_REGISTER_ADDR
#define CORE_REGISTER_ADDR(regno, regptr) register_addr(regno, regptr)
#endif /* CORE_REGISTER_ADDR */
#ifdef NEED_SYS_CORE_H
#include <sys/core.h>
#endif
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static void fetch_core_registers (char *, unsigned, int, CORE_ADDR);
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void _initialize_core_aout (void);
/* Extract the register values out of the core file and store
them where `read_register' will find them.
CORE_REG_SECT points to the register values themselves, read into memory.
CORE_REG_SIZE is the size of that area.
WHICH says which set of registers we are handling (0 = int, 2 = float
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on machines where they are discontiguous).
REG_ADDR is the offset from u.u_ar0 to the register values relative to
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core_reg_sect. This is used with old-fashioned core files to
locate the registers in a large upage-plus-stack ".reg" section.
Original upage address X is at location core_reg_sect+x+reg_addr.
*/
static void
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fetch_core_registers (char *core_reg_sect, unsigned core_reg_size, int which,
CORE_ADDR reg_addr)
{
int regno;
CORE_ADDR addr;
int bad_reg = -1;
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CORE_ADDR reg_ptr = -reg_addr; /* Original u.u_ar0 is -reg_addr. */
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int numregs = NUM_REGS;
/* If u.u_ar0 was an absolute address in the core file, relativize it now,
so we can use it as an offset into core_reg_sect. When we're done,
"register 0" will be at core_reg_sect+reg_ptr, and we can use
CORE_REGISTER_ADDR to offset to the other registers. If this is a modern
core file without a upage, reg_ptr will be zero and this is all a big
NOP. */
if (reg_ptr > core_reg_size)
reg_ptr -= KERNEL_U_ADDR;
for (regno = 0; regno < numregs; regno++)
{
addr = CORE_REGISTER_ADDR (regno, reg_ptr);
if (addr >= core_reg_size
&& bad_reg < 0)
bad_reg = regno;
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else
2004-07-21 Andrew Cagney <cagney@gnu.org> Use regcache_raw_supply instead of supply_register. * regcache.h (supply_register): Delete declaration. * regcache.c (supply_register): Delete function. * wince.c (do_child_fetch_inferior_registers): Update. * win32-nat.c (do_child_fetch_inferior_registers) (fetch_elf_core_registers): Update. * v850ice.c (v850ice_fetch_registers): Update. * thread-db.c (thread_db_store_registers): Update. * sol-thread.c (sol_thread_store_registers): Update. * shnbsd-tdep.c (shnbsd_supply_reg): Update. * rs6000-nat.c (fetch_register): Update. * rom68k-rom.c (rom68k_supply_one_register): Update. * remote.c (remote_wait, remote_async_wait): Update. * remote-st.c (get_hex_regs): Update. * remote-sim.c (gdbsim_fetch_register): Update. * remote-sds.c (sds_fetch_registers): Update. * remote-rdp.c (remote_rdp_fetch_register): Update. * remote-rdi.c (arm_rdi_fetch_registers): Update. * remote-mips.c (mips_wait, mips_fetch_registers): Update. * remote-m32r-sdi.c (m32r_fetch_register): Update. * remote-hms.c (init_hms_cmds): Update. * remote-est.c (init_est_cmds): Update. * remote-e7000.c (get_hex_regs, fetch_regs_from_dump) (e7000_fetch_registers, sub2_from_pc, e7000_wait): Update. * ppcnbsd-tdep.c (ppcnbsd_supply_reg, ppcnbsd_supply_fpreg): Update. * ppc-linux-nat.c (fetch_altivec_register, fetch_spe_register) (fetch_register, supply_vrregset, supply_vrregset) (fetch_spe_registers): Update. * ppc-bdm.c (bdm_ppc_fetch_registers): Update. * monitor.c (monitor_supply_register): Update. * mipsv4-nat.c (supply_gregset, supply_fpregset): Update. * mipsnbsd-tdep.c (mipsnbsd_supply_reg) (mipsnbsd_supply_fpreg): Update. * mips-nat.c (fetch_inferior_registers) (fetch_core_registers): Update. * mips-linux-tdep.c (supply_32bit_reg, supply_gregset) (supply_fpregset, mips64_supply_gregset) (mips64_supply_fpregset): Update. * m68klinux-nat.c (fetch_register, supply_gregset) (supply_fpregset): Update. * m68k-tdep.c (supply_gregset, supply_fpregset): Update. * m32r-rom.c (init_m32r_cmds, init_mon2000_cmds): Update. * lynx-nat.c (fetch_inferior_registers, fetch_core_registers): Update. * irix5-nat.c (supply_gregset, supply_fpregset): Update. * infptrace.c (fetch_register): Update. * ia64-linux-nat.c (supply_gregset, supply_fpregset): Update. * ia64-aix-nat.c (supply_gregset, supply_fpregset): Update. * i386gnu-nat.c (fetch_fpregs, supply_gregset) (gnu_fetch_registers, gnu_store_registers): Update. * i386-nto-tdep.c (i386nto_supply_gregset): Update. * i386-linux-nat.c (fetch_register, supply_gregset) (dummy_sse_values): Update. * hpux-thread.c (hpux_thread_fetch_registers): Update. * hppah-nat.c (fetch_register): Update. * hppa-linux-nat.c (fetch_register, supply_gregset) (supply_fpregset): Update. * go32-nat.c (fetch_register): Update. * dve3900-rom.c (fetch_bitmapped_register) (_initialize_r3900_rom): Update. * cris-tdep.c (supply_gregset): Update. * abug-rom.c (init_abug_cmds): Update. * core-aout.c (fetch_core_registers): Update. * armnbsd-nat.c (supply_gregset, supply_fparegset) (fetch_register, fetch_fp_register): Update. * arm-linux-nat.c (fetch_nwfpe_single, fetch_nwfpe_none) (fetch_nwfpe_extended, fetch_fpregister, fetch_fpregs) (fetch_register, fetch_regs, supply_gregset, supply_fpregset): Update. * alphanbsd-tdep.c (fetch_core_registers): Update. * alpha-tdep.c (alpha_supply_int_regs, alpha_supply_fp_regs): Update. * alpha-nat.c (fetch_osf_core_registers) (fetch_osf_core_registers, fetch_osf_core_registers): Update. * aix-thread.c (supply_gprs64, supply_reg32, supply_fprs) (supply_sprs64, supply_sprs32, fetch_regs_kernel_thread): Update.
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regcache_raw_supply (current_regcache, regno, core_reg_sect + addr);
}
if (bad_reg >= 0)
2005-02-10 Andrew Cagney <cagney@gnu.org> Mark up all error and warning messages. * ada-lang.c, amd64-tdep.c, arch-utils.c, breakpoint.c: Update. * bsd-kvm.c, bsd-uthread.c, coff-solib.h, coffread.c: Update. * core-aout.c, core-regset.c, corefile.c, corelow.c: Update. * cp-abi.c, cp-support.c, cp-valprint.c, cris-tdep.c: Update. * dbxread.c, demangle.c, doublest.c, dsrec.c: Update. * dve3900-rom.c, dwarf2expr.c, dwarf2loc.c: Update. * dwarf2read.c, dwarfread.c, elfread.c, eval.c: Update. * event-top.c, exec.c, expprint.c, f-lang.c: Update. * f-typeprint.c, f-valprint.c, fbsd-nat.c, findvar.c: Update. * frame.c, frv-linux-tdep.c, gcore.c, gdbtypes.c: Update. * gnu-nat.c, gnu-v2-abi.c, gnu-v3-abi.c, go32-nat.c: Update. * hpacc-abi.c, hppa-hpux-nat.c, hppa-hpux-tdep.c: Update. * hppa-linux-nat.c, hppa-linux-tdep.c, hppa-tdep.c: Update. * hpread.c, hpux-thread.c, i386-linux-nat.c: Update. * i386-linux-tdep.c, i386-tdep.c, i386bsd-nat.c: Update. * i386gnu-nat.c, i387-tdep.c, ia64-linux-nat.c: Update. * ia64-tdep.c, inf-child.c, inf-ptrace.c, inf-ttrace.c: Update. * infcall.c, infcmd.c, inflow.c, infptrace.c, infrun.c: Update. * inftarg.c, interps.c, irix5-nat.c, jv-lang.c: Update. * kod-cisco.c, kod.c, language.c, libunwind-frame.c: Update. * linespec.c, linux-nat.c, linux-thread-db.c, m2-lang.c: Update. * m32r-rom.c, m68hc11-tdep.c, m68k-tdep.c: Update. * m68klinux-nat.c, macrocmd.c, macroexp.c, main.c: Update. * maint.c, mdebugread.c, mem-break.c, memattr.c: Update. * mips-linux-tdep.c, mips-tdep.c, mipsread.c, monitor.c: Update. * nlmread.c, nto-procfs.c, objc-lang.c, objfiles.c: Update. * observer.c, ocd.c, p-lang.c, p-typeprint.c: Update. * p-valprint.c, pa64solib.c, parse.c, ppc-linux-tdep.c: Update. * ppcnbsd-tdep.c, printcmd.c, procfs.c, remote-e7000.c: Update. * remote-fileio.c, remote-m32r-sdi.c, remote-rdi.c: Update. * remote-rdp.c, remote-sim.c, remote-st.c: Update. * remote-utils.c, remote-utils.h, remote.c: Update. * rom68k-rom.c, rs6000-nat.c, s390-tdep.c, scm-lang.c: Update. * ser-e7kpc.c, ser-tcp.c, ser-unix.c, sh-tdep.c: Update. * sh3-rom.c, shnbsd-tdep.c, sol-thread.c, solib-aix5.c: Update. * solib-frv.c, solib-irix.c, solib-osf.c, solib-pa64.c: Update. * solib-som.c, solib-sunos.c, solib-svr4.c, solib.c: Update. * somread.c, somsolib.c, source.c, stabsread.c: Update. * stack.c, std-regs.c, symfile-mem.c, symfile.c: Update. * symmisc.c, symtab.c, target.c, thread.c, top.c: Update. * tracepoint.c, trad-frame.c, typeprint.c, utils.c: Update. * uw-thread.c, valarith.c, valops.c, valprint.c: Update. * value.c, varobj.c, version.in, win32-nat.c, wince.c: Update. * xcoffread.c, xcoffsolib.c, cli/cli-cmds.c: Update. * cli/cli-decode.c, cli/cli-dump.c, cli/cli-logging.c: Update. * cli/cli-script.c, cli/cli-setshow.c, mi/mi-cmd-break.c: Update. * mi/mi-cmd-disas.c, mi/mi-cmd-env.c, mi/mi-cmd-file.c: Update. * mi/mi-cmd-stack.c, mi/mi-cmd-var.c, mi/mi-getopt.c: Update. * mi/mi-symbol-cmds.c, tui/tui-layout.c, tui/tui-stack.c: Update. * tui/tui-win.c: Update.
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error (_("Register %s not found in core file."), REGISTER_NAME (bad_reg));
}
#ifdef REGISTER_U_ADDR
/* Return the address in the core dump or inferior of register REGNO.
BLOCKEND is the address of the end of the user structure. */
CORE_ADDR
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register_addr (int regno, CORE_ADDR blockend)
{
CORE_ADDR addr;
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if (regno < 0 || regno >= NUM_REGS)
2005-02-10 Andrew Cagney <cagney@gnu.org> Mark up all error and warning messages. * ada-lang.c, amd64-tdep.c, arch-utils.c, breakpoint.c: Update. * bsd-kvm.c, bsd-uthread.c, coff-solib.h, coffread.c: Update. * core-aout.c, core-regset.c, corefile.c, corelow.c: Update. * cp-abi.c, cp-support.c, cp-valprint.c, cris-tdep.c: Update. * dbxread.c, demangle.c, doublest.c, dsrec.c: Update. * dve3900-rom.c, dwarf2expr.c, dwarf2loc.c: Update. * dwarf2read.c, dwarfread.c, elfread.c, eval.c: Update. * event-top.c, exec.c, expprint.c, f-lang.c: Update. * f-typeprint.c, f-valprint.c, fbsd-nat.c, findvar.c: Update. * frame.c, frv-linux-tdep.c, gcore.c, gdbtypes.c: Update. * gnu-nat.c, gnu-v2-abi.c, gnu-v3-abi.c, go32-nat.c: Update. * hpacc-abi.c, hppa-hpux-nat.c, hppa-hpux-tdep.c: Update. * hppa-linux-nat.c, hppa-linux-tdep.c, hppa-tdep.c: Update. * hpread.c, hpux-thread.c, i386-linux-nat.c: Update. * i386-linux-tdep.c, i386-tdep.c, i386bsd-nat.c: Update. * i386gnu-nat.c, i387-tdep.c, ia64-linux-nat.c: Update. * ia64-tdep.c, inf-child.c, inf-ptrace.c, inf-ttrace.c: Update. * infcall.c, infcmd.c, inflow.c, infptrace.c, infrun.c: Update. * inftarg.c, interps.c, irix5-nat.c, jv-lang.c: Update. * kod-cisco.c, kod.c, language.c, libunwind-frame.c: Update. * linespec.c, linux-nat.c, linux-thread-db.c, m2-lang.c: Update. * m32r-rom.c, m68hc11-tdep.c, m68k-tdep.c: Update. * m68klinux-nat.c, macrocmd.c, macroexp.c, main.c: Update. * maint.c, mdebugread.c, mem-break.c, memattr.c: Update. * mips-linux-tdep.c, mips-tdep.c, mipsread.c, monitor.c: Update. * nlmread.c, nto-procfs.c, objc-lang.c, objfiles.c: Update. * observer.c, ocd.c, p-lang.c, p-typeprint.c: Update. * p-valprint.c, pa64solib.c, parse.c, ppc-linux-tdep.c: Update. * ppcnbsd-tdep.c, printcmd.c, procfs.c, remote-e7000.c: Update. * remote-fileio.c, remote-m32r-sdi.c, remote-rdi.c: Update. * remote-rdp.c, remote-sim.c, remote-st.c: Update. * remote-utils.c, remote-utils.h, remote.c: Update. * rom68k-rom.c, rs6000-nat.c, s390-tdep.c, scm-lang.c: Update. * ser-e7kpc.c, ser-tcp.c, ser-unix.c, sh-tdep.c: Update. * sh3-rom.c, shnbsd-tdep.c, sol-thread.c, solib-aix5.c: Update. * solib-frv.c, solib-irix.c, solib-osf.c, solib-pa64.c: Update. * solib-som.c, solib-sunos.c, solib-svr4.c, solib.c: Update. * somread.c, somsolib.c, source.c, stabsread.c: Update. * stack.c, std-regs.c, symfile-mem.c, symfile.c: Update. * symmisc.c, symtab.c, target.c, thread.c, top.c: Update. * tracepoint.c, trad-frame.c, typeprint.c, utils.c: Update. * uw-thread.c, valarith.c, valops.c, valprint.c: Update. * value.c, varobj.c, version.in, win32-nat.c, wince.c: Update. * xcoffread.c, xcoffsolib.c, cli/cli-cmds.c: Update. * cli/cli-decode.c, cli/cli-dump.c, cli/cli-logging.c: Update. * cli/cli-script.c, cli/cli-setshow.c, mi/mi-cmd-break.c: Update. * mi/mi-cmd-disas.c, mi/mi-cmd-env.c, mi/mi-cmd-file.c: Update. * mi/mi-cmd-stack.c, mi/mi-cmd-var.c, mi/mi-getopt.c: Update. * mi/mi-symbol-cmds.c, tui/tui-layout.c, tui/tui-stack.c: Update. * tui/tui-win.c: Update.
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error (_("Invalid register number %d."), regno);
REGISTER_U_ADDR (addr, blockend, regno);
return addr;
}
#endif /* REGISTER_U_ADDR */
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/* Register that we are able to handle aout (trad-core) file formats. */
static struct core_fns aout_core_fns =
{
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bfd_target_unknown_flavour, /* core_flavour */
default_check_format, /* check_format */
default_core_sniffer, /* core_sniffer */
fetch_core_registers, /* core_read_registers */
NULL /* next */
};
void
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_initialize_core_aout (void)
{
deprecated_add_core_fns (&aout_core_fns);
}