Support 32bit core note sections on Linux/x86-64.
2010-04-10 H.J. Lu <hongjiu.lu@intel.com> PR corefiles/11467 * configure.in (CORE_HEADER): New. Set to hosts/x86-64linux.h for x86_64-*-linux*. * config.in: Regenerated. * configure: Likewise. * elf.c: Include CORE_HEADER if it is defined. 2010-04-10 H.J. Lu <hongjiu.lu@intel.com> Jan Kratochvil <jan.kratochvil@redhat.com> * hosts/x86-64linux.h: New.
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H.J. Lu
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6 changed files with 233 additions and 0 deletions
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@ -1,3 +1,18 @@
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2010-04-10 H.J. Lu <hongjiu.lu@intel.com>
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PR corefiles/11467
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* configure.in (CORE_HEADER): New. Set to hosts/x86-64linux.h
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for x86_64-*-linux*.
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* config.in: Regenerated.
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* configure: Likewise.
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* elf.c: Include CORE_HEADER if it is defined.
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2010-04-10 H.J. Lu <hongjiu.lu@intel.com>
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Jan Kratochvil <jan.kratochvil@redhat.com>
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* hosts/x86-64linux.h: New.
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2010-04-09 Nick Clifton <nickc@redhat.com>
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* aoutx.h (aout_link_input_bfd): Remove unused variable sym_count.
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@ -1,5 +1,8 @@
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/* config.in. Generated from configure.in by autoheader. */
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/* Name of host specific core header file to include in elf.c. */
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#undef CORE_HEADER
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/* Define to 1 if translation of program messages to the user's native
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language is requested. */
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#undef ENABLE_NLS
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11
bfd/configure
vendored
11
bfd/configure
vendored
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@ -13810,6 +13810,7 @@ fi
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# If we are configured native, pick a core file support file.
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COREFILE=
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COREFLAG=
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CORE_HEADER=
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TRAD_HEADER=
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if test "${target}" = "${host}"; then
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case "${host}" in
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@ -14034,6 +14035,9 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
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COREFILE=trad-core.lo
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TRAD_HEADER='"hosts/vaxbsd.h"'
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;;
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x86_64-*-linux*)
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CORE_HEADER='"hosts/x86-64linux.h"'
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;;
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x86_64-*-netbsd* | x86_64-*-openbsd*)
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COREFILE=netbsd-core.lo
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;;
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@ -14701,6 +14705,13 @@ $as_echo "$bfd_cv_have_sys_procfs_type_win32_pstatus_t" >&6; }
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fi
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if test -n "$CORE_HEADER"; then
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cat >>confdefs.h <<_ACEOF
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#define CORE_HEADER $CORE_HEADER
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_ACEOF
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fi
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if test -n "$TRAD_HEADER"; then
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cat >>confdefs.h <<_ACEOF
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@ -211,6 +211,7 @@ AM_ZLIB
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# If we are configured native, pick a core file support file.
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COREFILE=
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COREFLAG=
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CORE_HEADER=
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TRAD_HEADER=
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if test "${target}" = "${host}"; then
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case "${host}" in
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@ -443,6 +444,9 @@ changequote([,])dnl
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COREFILE=trad-core.lo
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TRAD_HEADER='"hosts/vaxbsd.h"'
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;;
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x86_64-*-linux*)
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CORE_HEADER='"hosts/x86-64linux.h"'
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;;
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x86_64-*-netbsd* | x86_64-*-openbsd*)
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COREFILE=netbsd-core.lo
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;;
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@ -487,6 +491,10 @@ changequote([,])dnl
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fi
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AC_SUBST(COREFILE)
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AC_SUBST(COREFLAG)
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if test -n "$CORE_HEADER"; then
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AC_DEFINE_UNQUOTED(CORE_HEADER, $CORE_HEADER,
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[Name of host specific core header file to include in elf.c.])
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fi
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if test -n "$TRAD_HEADER"; then
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AC_DEFINE_UNQUOTED(TRAD_HEADER, $TRAD_HEADER,
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[Name of host specific header file to include in trad-core.c.])
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@ -45,6 +45,10 @@ SECTION
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#include "libiberty.h"
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#include "safe-ctype.h"
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#ifdef CORE_HEADER
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#include CORE_HEADER
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#endif
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static int elf_sort_sections (const void *, const void *);
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static bfd_boolean assign_file_positions_except_relocs (bfd *, struct bfd_link_info *);
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static bfd_boolean prep_headers (bfd *);
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192
bfd/hosts/x86-64linux.h
Normal file
192
bfd/hosts/x86-64linux.h
Normal file
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@ -0,0 +1,192 @@
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/* Copyright (C) 2006 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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/* This is somewhat modelled after the file of the same name on SVR4
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systems. It provides a definition of the core file format for ELF
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used on Linux. It doesn't have anything to do with the /proc file
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system, even though Linux has one.
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Anyway, the whole purpose of this file is for GDB and GDB only.
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Don't read too much into it. Don't use it for anything other than
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GDB unless you know what you are doing. */
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#include <features.h>
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#include <sys/time.h>
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#include <sys/types.h>
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/* We define here only the symbols differing from their 64-bit variant. */
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#include <sys/procfs.h>
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#ifdef HAVE_STDINT_H
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#include <stdint.h>
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#else
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typedef unsigned int uint32_t;
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#endif
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#define HAVE_PRPSINFO32_T
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#define HAVE_PRSTATUS32_T
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/* These are the 32-bit x86 structures. */
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struct user_fpregs32_struct
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{
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int32_t cwd;
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int32_t swd;
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int32_t twd;
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int32_t fip;
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int32_t fcs;
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int32_t foo;
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int32_t fos;
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int32_t st_space [20];
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};
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struct user_fpxregs32_struct
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{
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unsigned short int cwd;
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unsigned short int swd;
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unsigned short int twd;
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unsigned short int fop;
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int32_t fip;
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int32_t fcs;
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int32_t foo;
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int32_t fos;
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int32_t mxcsr;
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int32_t reserved;
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int32_t st_space[32]; /* 8*16 bytes for each FP-reg = 128 bytes */
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int32_t xmm_space[32]; /* 8*16 bytes for each XMM-reg = 128 bytes */
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int32_t padding[56];
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};
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struct user_regs32_struct
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{
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int32_t ebx;
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int32_t ecx;
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int32_t edx;
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int32_t esi;
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int32_t edi;
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int32_t ebp;
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int32_t eax;
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int32_t xds;
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int32_t xes;
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int32_t xfs;
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int32_t xgs;
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int32_t orig_eax;
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int32_t eip;
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int32_t xcs;
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int32_t eflags;
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int32_t esp;
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int32_t xss;
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};
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struct user32
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{
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struct user_regs32_struct regs;
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int u_fpvalid;
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struct user_fpregs32_struct i387;
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uint32_t u_tsize;
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uint32_t u_dsize;
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uint32_t u_ssize;
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uint32_t start_code;
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uint32_t start_stack;
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int32_t signal;
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int reserved;
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struct user_regs32_struct* u_ar0;
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struct user_fpregs32_struct* u_fpstate;
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uint32_t magic;
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char u_comm [32];
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int u_debugreg [8];
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};
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/* Type for a general-purpose register. */
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typedef unsigned int elf_greg32_t;
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/* And the whole bunch of them. We could have used `struct
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user_regs_struct' directly in the typedef, but tradition says that
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the register set is an array, which does have some peculiar
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semantics, so leave it that way. */
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#define ELF_NGREG32 (sizeof (struct user_regs32_struct) / sizeof(elf_greg32_t))
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typedef elf_greg32_t elf_gregset32_t[ELF_NGREG32];
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/* Register set for the floating-point registers. */
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typedef struct user_fpregs32_struct elf_fpregset32_t;
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/* Register set for the extended floating-point registers. Includes
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the Pentium III SSE registers in addition to the classic
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floating-point stuff. */
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typedef struct user_fpxregs32_struct elf_fpxregset32_t;
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/* Definitions to generate Intel SVR4-like core files. These mostly
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have the same names as the SVR4 types with "elf_" tacked on the
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front to prevent clashes with Linux definitions, and the typedef
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forms have been avoided. This is mostly like the SVR4 structure,
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but more Linuxy, with things that Linux does not support and which
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GDB doesn't really use excluded. */
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struct prstatus32_timeval
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{
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int tv_sec;
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int tv_usec;
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};
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struct elf_prstatus32
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{
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struct elf_siginfo pr_info; /* Info associated with signal. */
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short int pr_cursig; /* Current signal. */
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unsigned int pr_sigpend; /* Set of pending signals. */
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unsigned int pr_sighold; /* Set of held signals. */
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__pid_t pr_pid;
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__pid_t pr_ppid;
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__pid_t pr_pgrp;
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__pid_t pr_sid;
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struct prstatus32_timeval pr_utime; /* User time. */
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struct prstatus32_timeval pr_stime; /* System time. */
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struct prstatus32_timeval pr_cutime; /* Cumulative user time. */
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struct prstatus32_timeval pr_cstime; /* Cumulative system time. */
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elf_gregset32_t pr_reg; /* GP registers. */
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int pr_fpvalid; /* True if math copro being used. */
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};
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struct elf_prpsinfo32
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{
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char pr_state; /* Numeric process state. */
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char pr_sname; /* Char for pr_state. */
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char pr_zomb; /* Zombie. */
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char pr_nice; /* Nice val. */
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unsigned int pr_flag; /* Flags. */
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unsigned short int pr_uid;
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unsigned short int pr_gid;
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int pr_pid, pr_ppid, pr_pgrp, pr_sid;
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/* Lots missing */
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char pr_fname[16]; /* Filename of executable. */
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char pr_psargs[ELF_PRARGSZ]; /* Initial part of arg list. */
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};
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/* The rest of this file provides the types for emulation of the
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Solaris <proc_service.h> interfaces that should be implemented by
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users of libthread_db. */
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/* Register sets. Linux has different names. */
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typedef elf_gregset_t prgregset32_t;
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typedef elf_fpregset_t prfpregset32_t;
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/* Process status and info. In the end we do provide typedefs for them. */
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typedef struct elf_prstatus32 prstatus32_t;
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typedef struct elf_prpsinfo32 prpsinfo32_t;
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