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Diffstat (limited to 'gdb/core-aout.c')
| -rw-r--r-- | gdb/core-aout.c | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/gdb/core-aout.c b/gdb/core-aout.c deleted file mode 100644 index 873896a..0000000 --- a/gdb/core-aout.c +++ /dev/null @@ -1,144 +0,0 @@ -/* Extract registers from a "standard" core file, for GDB. - Copyright (C) 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1998, - 1999, 2000, 2001, 2007 Free Software Foundation, 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., 51 Franklin Street, Fifth Floor, - Boston, MA 02110-1301, 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 -#include <ptrace.h> -#else -#ifdef HAVE_SYS_PTRACE_H -#include <sys/ptrace.h> -#endif -#endif - -#include <sys/types.h> -#include <sys/param.h> -#include "gdbcore.h" -#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 - -static void fetch_core_registers (char *, unsigned, int, CORE_ADDR); - -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 - on machines where they are discontiguous). - REG_ADDR is the offset from u.u_ar0 to the register values relative to - 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 -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; - CORE_ADDR reg_ptr = -reg_addr; /* Original u.u_ar0 is -reg_addr. */ - 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; - else - regcache_raw_supply (current_regcache, regno, core_reg_sect + addr); - } - - if (bad_reg >= 0) - 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 -register_addr (int regno, CORE_ADDR blockend) -{ - CORE_ADDR addr; - - if (regno < 0 || regno >= NUM_REGS) - error (_("Invalid register number %d."), regno); - - REGISTER_U_ADDR (addr, blockend, regno); - - return addr; -} - -#endif /* REGISTER_U_ADDR */ - - -/* Register that we are able to handle aout (trad-core) file formats. */ - -static struct core_fns aout_core_fns = -{ - 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 -_initialize_core_aout (void) -{ - deprecated_add_core_fns (&aout_core_fns); -} |