1999-04-16 09:35:26 +08:00
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/* Extract registers from a "standard" core file, for GDB.
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2001-03-06 16:22:02 +08:00
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Copyright 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1998,
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1999, 2000, 2001 Free Software Foundation, Inc.
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1999-04-16 09:35:26 +08:00
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1999-07-08 04:19:36 +08:00
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This file is part of GDB.
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1999-04-16 09:35:26 +08:00
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1999-07-08 04:19:36 +08:00
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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1999-04-16 09:35:26 +08:00
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1999-07-08 04:19:36 +08:00
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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1999-04-16 09:35:26 +08:00
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1999-07-08 04:19:36 +08:00
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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1999-04-16 09:35:26 +08:00
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/* Typically used on systems that have a.out format executables.
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corefile.c is supposed to contain the more machine-independent
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aspects of reading registers from core files, while this file is
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more machine specific. */
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#include "defs.h"
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#ifdef HAVE_PTRACE_H
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1999-07-08 04:19:36 +08:00
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#include <ptrace.h>
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1999-04-16 09:35:26 +08:00
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#else
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1999-07-08 04:19:36 +08:00
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#ifdef HAVE_SYS_PTRACE_H
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#include <sys/ptrace.h>
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#endif
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1999-04-16 09:35:26 +08:00
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#endif
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#include <sys/types.h>
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#include <sys/param.h>
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#include "gdbcore.h"
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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.
2004-07-22 09:31:49 +08:00
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#include "value.h"
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2001-03-01 09:39:22 +08:00
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#include "regcache.h"
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1999-04-16 09:35:26 +08:00
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/* These are needed on various systems to expand REGISTER_U_ADDR. */
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#ifndef USG
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2000-05-25 14:49:01 +08:00
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#include "gdb_dirent.h"
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1999-04-16 09:35:26 +08:00
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#include <sys/file.h>
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#include "gdb_stat.h"
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#include <sys/user.h>
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#endif
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#ifndef CORE_REGISTER_ADDR
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#define CORE_REGISTER_ADDR(regno, regptr) register_addr(regno, regptr)
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#endif /* CORE_REGISTER_ADDR */
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#ifdef NEED_SYS_CORE_H
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#include <sys/core.h>
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#endif
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2000-05-28 09:12:42 +08:00
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static void fetch_core_registers (char *, unsigned, int, CORE_ADDR);
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1999-04-16 09:35:26 +08:00
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2000-05-28 09:12:42 +08:00
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void _initialize_core_aout (void);
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1999-04-16 09:35:26 +08:00
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/* Extract the register values out of the core file and store
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them where `read_register' will find them.
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CORE_REG_SECT points to the register values themselves, read into memory.
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CORE_REG_SIZE is the size of that area.
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WHICH says which set of registers we are handling (0 = int, 2 = float
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1999-07-08 04:19:36 +08:00
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on machines where they are discontiguous).
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1999-04-16 09:35:26 +08:00
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REG_ADDR is the offset from u.u_ar0 to the register values relative to
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1999-07-08 04:19:36 +08:00
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core_reg_sect. This is used with old-fashioned core files to
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locate the registers in a large upage-plus-stack ".reg" section.
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Original upage address X is at location core_reg_sect+x+reg_addr.
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1999-04-16 09:35:26 +08:00
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*/
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static void
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2000-07-30 09:48:28 +08:00
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fetch_core_registers (char *core_reg_sect, unsigned core_reg_size, int which,
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CORE_ADDR reg_addr)
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1999-04-16 09:35:26 +08:00
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{
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int regno;
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CORE_ADDR addr;
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int bad_reg = -1;
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1999-07-08 04:19:36 +08:00
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CORE_ADDR reg_ptr = -reg_addr; /* Original u.u_ar0 is -reg_addr. */
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2001-03-14 07:31:14 +08:00
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int numregs = NUM_REGS;
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1999-04-16 09:35:26 +08:00
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/* If u.u_ar0 was an absolute address in the core file, relativize it now,
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so we can use it as an offset into core_reg_sect. When we're done,
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"register 0" will be at core_reg_sect+reg_ptr, and we can use
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CORE_REGISTER_ADDR to offset to the other registers. If this is a modern
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core file without a upage, reg_ptr will be zero and this is all a big
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NOP. */
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if (reg_ptr > core_reg_size)
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reg_ptr -= KERNEL_U_ADDR;
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for (regno = 0; regno < numregs; regno++)
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{
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addr = CORE_REGISTER_ADDR (regno, reg_ptr);
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if (addr >= core_reg_size
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&& bad_reg < 0)
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bad_reg = regno;
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1999-07-08 04:19:36 +08:00
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else
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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.
2004-07-22 09:31:49 +08:00
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regcache_raw_supply (current_regcache, regno, core_reg_sect + addr);
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1999-04-16 09:35:26 +08:00
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}
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if (bad_reg >= 0)
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error ("Register %s not found in core file.", REGISTER_NAME (bad_reg));
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}
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#ifdef REGISTER_U_ADDR
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/* Return the address in the core dump or inferior of register REGNO.
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BLOCKEND is the address of the end of the user structure. */
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CORE_ADDR
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2000-07-30 09:48:28 +08:00
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register_addr (int regno, CORE_ADDR blockend)
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1999-04-16 09:35:26 +08:00
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{
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CORE_ADDR addr;
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2001-03-14 07:31:14 +08:00
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if (regno < 0 || regno >= NUM_REGS)
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1999-04-16 09:35:26 +08:00
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error ("Invalid register number %d.", regno);
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REGISTER_U_ADDR (addr, blockend, regno);
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return addr;
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}
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#endif /* REGISTER_U_ADDR */
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1999-07-08 04:19:36 +08:00
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1999-04-16 09:35:26 +08:00
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/* Register that we are able to handle aout (trad-core) file formats. */
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static struct core_fns aout_core_fns =
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{
|
1999-10-06 07:13:56 +08:00
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bfd_target_unknown_flavour, /* core_flavour */
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default_check_format, /* check_format */
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default_core_sniffer, /* core_sniffer */
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fetch_core_registers, /* core_read_registers */
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NULL /* next */
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1999-04-16 09:35:26 +08:00
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};
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void
|
2000-07-30 09:48:28 +08:00
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_initialize_core_aout (void)
|
1999-04-16 09:35:26 +08:00
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{
|
2004-04-22 01:47:10 +08:00
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deprecated_add_core_fns (&aout_core_fns);
|
1999-04-16 09:35:26 +08:00
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}
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