binutils-gdb/gdb/libunwind-frame.h

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/* Frame unwinder for frames with libunwind frame information.
2011-01-01 23:34:07 +08:00
Copyright (C) 2003, 2006, 2007, 2008, 2009, 2010, 2011
Free Software Foundation, Inc.
Contributed by Jeff Johnston.
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 3 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, see <http://www.gnu.org/licenses/>. */
#ifdef HAVE_LIBUNWIND_H
struct frame_info;
struct frame_id;
struct regcache;
2005-06-08 Jeff Johnston <jjohnstn@redhat.com> David Mosberger <davidm@hpl.hp.com> * ia64-tdep.c (KERNEL_START): New macro. (ia64_pseudo_register_read): Fix code to use libunwind to properly get the rse registers. (ia64_frame_this_id): Mark outermost frame with null frame id. (ia64_sigtramp_frame_prev_register): Fix up debug output. (ia64_access_rse_reg): New accessor function. (ia64_access_mem): Add special logic for accessing the kernel's unwind table. (getunwind_table): Fix for corefiles. (get_kernel_table): Fix to handle vDSO. (ia64_libunwind_frame_this_id): Check for null frame id and don't unwind past pc value of 0. Fix debugging output. (ia64_libunwind_sigtramp_frame_this_id): New function. (ia64_libunwind_sigtramp_frame_prev_register): Ditto. (ia64_libunwind_sigtramp_frame_sniffer): Ditto. (ia64_libunwind_sigtramp_frame_unwind): New unwinder. (ia64_unw_rse_accessors): New libunwind accessors. (ia64_libunwind_descr): Add ia64_unw_rse_accessors. (ia64_gdbarch_init)[HAVE_LIBUNWIND_IA64_H]: Use ia64_libunwind_sigtramp_frame_sniffer instead of ia64_sigtramp_frame_sniffer. * libunwind-frame.c (libunwind_frame_set_descr): Add special register accessors. (libunwind_frame_cache): Add special logic to check for 0 pc value. Check for a signal trampoline frame. (libunwind_frame_this_id): Check if libunwind_frame_cache returns NULL. (libunwind_frame_prev_register): Check for NULL cache. (libunwind_frame_base_address): Ditto. (libunwind_sigtramp_frame_sniffer): New function. (libunwind_get_reg_special): Ditto. (libunwind_load): Add unw_is_signal_frame support. * libunwind-frame.h (struct libunwind_descr): Add special_accessors field. (libunwind_sigtramp_frame_sniffer): New prototype. (libunwind_get_reg_special): Ditto.
2005-06-09 05:54:23 +08:00
struct gdbarch;
#ifndef LIBUNWIND_FRAME_H
#define LIBUNWIND_FRAME_H 1
#include "libunwind.h"
struct libunwind_descr
{
int (*gdb2uw) (int);
int (*uw2gdb) (int);
int (*is_fpreg) (int);
void *accessors;
2005-06-08 Jeff Johnston <jjohnstn@redhat.com> David Mosberger <davidm@hpl.hp.com> * ia64-tdep.c (KERNEL_START): New macro. (ia64_pseudo_register_read): Fix code to use libunwind to properly get the rse registers. (ia64_frame_this_id): Mark outermost frame with null frame id. (ia64_sigtramp_frame_prev_register): Fix up debug output. (ia64_access_rse_reg): New accessor function. (ia64_access_mem): Add special logic for accessing the kernel's unwind table. (getunwind_table): Fix for corefiles. (get_kernel_table): Fix to handle vDSO. (ia64_libunwind_frame_this_id): Check for null frame id and don't unwind past pc value of 0. Fix debugging output. (ia64_libunwind_sigtramp_frame_this_id): New function. (ia64_libunwind_sigtramp_frame_prev_register): Ditto. (ia64_libunwind_sigtramp_frame_sniffer): Ditto. (ia64_libunwind_sigtramp_frame_unwind): New unwinder. (ia64_unw_rse_accessors): New libunwind accessors. (ia64_libunwind_descr): Add ia64_unw_rse_accessors. (ia64_gdbarch_init)[HAVE_LIBUNWIND_IA64_H]: Use ia64_libunwind_sigtramp_frame_sniffer instead of ia64_sigtramp_frame_sniffer. * libunwind-frame.c (libunwind_frame_set_descr): Add special register accessors. (libunwind_frame_cache): Add special logic to check for 0 pc value. Check for a signal trampoline frame. (libunwind_frame_this_id): Check if libunwind_frame_cache returns NULL. (libunwind_frame_prev_register): Check for NULL cache. (libunwind_frame_base_address): Ditto. (libunwind_sigtramp_frame_sniffer): New function. (libunwind_get_reg_special): Ditto. (libunwind_load): Add unw_is_signal_frame support. * libunwind-frame.h (struct libunwind_descr): Add special_accessors field. (libunwind_sigtramp_frame_sniffer): New prototype. (libunwind_get_reg_special): Ditto.
2005-06-09 05:54:23 +08:00
void *special_accessors;
};
int libunwind_frame_sniffer (const struct frame_unwind *self,
struct frame_info *this_frame,
void **this_cache);
int libunwind_sigtramp_frame_sniffer (const struct frame_unwind *self,
struct frame_info *this_frame,
void **this_cache);
2011-01-05 Michael Snyder <msnyder@vmware.com> * addrmap.c: Shorten lines of >= 80 columns. * arch-utils.c: Ditto. * arch-utils.h: Ditto. * ax-gdb.c: Ditto. * ax-general.c: Ditto. * bcache.c: Ditto. * blockframe.c: Ditto. * breakpoint.c: Ditto. * buildsym.c: Ditto. * c-lang.c: Ditto. * c-typeprint.c: Ditto. * charset.c: Ditto. * coffread.c: Ditto. * command.h: Ditto. * corelow.c: Ditto. * cp-abi.c: Ditto. * cp-namespace.c: Ditto. * cp-support.c: Ditto. * dbug-rom.c: Ditto. * dbxread.c: Ditto. * defs.h: Ditto. * dfp.c: Ditto. * dfp.h: Ditto. * dictionary.c: Ditto. * disasm.c: Ditto. * doublest.c: Ditto. * dwarf2-frame.c: Ditto. * dwarf2expr.c: Ditto. * dwarf2loc.c: Ditto. * dwarf2read.c: Ditto. * elfread.c: Ditto. * eval.c: Ditto. * event-loop.c: Ditto. * event-loop.h: Ditto. * exceptions.h: Ditto. * exec.c: Ditto. * expprint.c: Ditto. * expression.h: Ditto. * f-lang.c: Ditto. * f-valprint.c: Ditto. * findcmd.c: Ditto. * frame-base.c: Ditto. * frame-unwind.c: Ditto. * frame-unwind.h: Ditto. * frame.c: Ditto. * frame.h: Ditto. * gcore.c: Ditto. * gdb-stabs.h: Ditto. * gdb_assert.h: Ditto. * gdb_dirent.h: Ditto. * gdb_obstack.h: Ditto. * gdbcore.h: Ditto. * gdbtypes.c: Ditto. * gdbtypes.h: Ditto. * inf-ttrace.c: Ditto. * infcall.c: Ditto. * infcmd.c: Ditto. * inflow.c: Ditto. * infrun.c: Ditto. * inline-frame.h: Ditto. * language.c: Ditto. * language.h: Ditto. * libunwind-frame.c: Ditto. * libunwind-frame.h: Ditto. * linespec.c: Ditto. * linux-nat.c: Ditto. * linux-nat.h: Ditto. * linux-thread-db.c: Ditto. * machoread.c: Ditto. * macroexp.c: Ditto. * macrotab.c: Ditto. * main.c: Ditto. * maint.c: Ditto. * mdebugread.c: Ditto. * memattr.c: Ditto. * minsyms.c: Ditto. * monitor.c: Ditto. * monitor.h: Ditto. * objfiles.c: Ditto. * objfiles.h: Ditto. * osabi.c: Ditto. * p-typeprint.c: Ditto. * p-valprint.c: Ditto. * parse.c: Ditto. * printcmd.c: Ditto. * proc-events.c: Ditto. * procfs.c: Ditto. * progspace.c: Ditto. * progspace.h: Ditto. * psympriv.h: Ditto. * psymtab.c: Ditto. * record.c: Ditto. * regcache.c: Ditto. * regcache.h: Ditto. * remote-fileio.c: Ditto. * remote.c: Ditto. * ser-mingw.c: Ditto. * ser-tcp.c: Ditto. * ser-unix.c: Ditto. * serial.c: Ditto. * serial.h: Ditto. * solib-frv.c: Ditto. * solib-irix.c: Ditto. * solib-osf.c: Ditto. * solib-pa64.c: Ditto. * solib-som.c: Ditto. * solib-sunos.c: Ditto. * solib-svr4.c: Ditto. * solib-target.c: Ditto. * solib.c: Ditto. * somread.c: Ditto. * source.c: Ditto. * stabsread.c: Ditto. * stabsread.c: Ditto. * stack.c: Ditto. * stack.h: Ditto. * symfile-mem.c: Ditto. * symfile.c: Ditto. * symfile.h: Ditto. * symmisc.c: Ditto. * symtab.c: Ditto. * symtab.h: Ditto. * target-descriptions.c: Ditto. * target-memory.c: Ditto. * target.c: Ditto. * target.h: Ditto. * terminal.h: Ditto. * thread.c: Ditto. * top.c: Ditto. * tracepoint.c: Ditto. * tracepoint.h: Ditto. * ui-file.c: Ditto. * ui-file.h: Ditto. * ui-out.h: Ditto. * user-regs.c: Ditto. * user-regs.h: Ditto. * utils.c: Ditto. * valarith.c: Ditto. * valops.c: Ditto. * valprint.c: Ditto. * valprint.h: Ditto. * value.c: Ditto. * varobj.c: Ditto. * varobj.h: Ditto. * vec.h: Ditto. * xcoffread.c: Ditto. * xcoffsolib.c: Ditto. * xcoffsolib.h: Ditto. * xml-syscall.c: Ditto. * xml-tdesc.c: Ditto.
2011-01-06 06:22:53 +08:00
void libunwind_frame_set_descr (struct gdbarch *arch,
struct libunwind_descr *descr);
void libunwind_frame_this_id (struct frame_info *this_frame, void **this_cache,
struct frame_id *this_id);
struct value *libunwind_frame_prev_register (struct frame_info *this_frame,
void **this_cache, int regnum);
void libunwind_frame_dealloc_cache (struct frame_info *self, void *cache);
CORE_ADDR libunwind_frame_base_address (struct frame_info *this_frame,
void **this_cache);
int libunwind_is_initialized (void);
int libunwind_search_unwind_table (void *as, long ip, void *di,
void *pi, int need_unwind_info, void *args);
unw_word_t libunwind_find_dyn_list (unw_addr_space_t, unw_dyn_info_t *,
void *);
int libunwind_get_reg_special (struct gdbarch *gdbarch,
struct regcache *regcache,
int regnum, void *buf);
2005-06-08 Jeff Johnston <jjohnstn@redhat.com> David Mosberger <davidm@hpl.hp.com> * ia64-tdep.c (KERNEL_START): New macro. (ia64_pseudo_register_read): Fix code to use libunwind to properly get the rse registers. (ia64_frame_this_id): Mark outermost frame with null frame id. (ia64_sigtramp_frame_prev_register): Fix up debug output. (ia64_access_rse_reg): New accessor function. (ia64_access_mem): Add special logic for accessing the kernel's unwind table. (getunwind_table): Fix for corefiles. (get_kernel_table): Fix to handle vDSO. (ia64_libunwind_frame_this_id): Check for null frame id and don't unwind past pc value of 0. Fix debugging output. (ia64_libunwind_sigtramp_frame_this_id): New function. (ia64_libunwind_sigtramp_frame_prev_register): Ditto. (ia64_libunwind_sigtramp_frame_sniffer): Ditto. (ia64_libunwind_sigtramp_frame_unwind): New unwinder. (ia64_unw_rse_accessors): New libunwind accessors. (ia64_libunwind_descr): Add ia64_unw_rse_accessors. (ia64_gdbarch_init)[HAVE_LIBUNWIND_IA64_H]: Use ia64_libunwind_sigtramp_frame_sniffer instead of ia64_sigtramp_frame_sniffer. * libunwind-frame.c (libunwind_frame_set_descr): Add special register accessors. (libunwind_frame_cache): Add special logic to check for 0 pc value. Check for a signal trampoline frame. (libunwind_frame_this_id): Check if libunwind_frame_cache returns NULL. (libunwind_frame_prev_register): Check for NULL cache. (libunwind_frame_base_address): Ditto. (libunwind_sigtramp_frame_sniffer): New function. (libunwind_get_reg_special): Ditto. (libunwind_load): Add unw_is_signal_frame support. * libunwind-frame.h (struct libunwind_descr): Add special_accessors field. (libunwind_sigtramp_frame_sniffer): New prototype. (libunwind_get_reg_special): Ditto.
2005-06-09 05:54:23 +08:00
#endif /* libunwind-frame.h */
#endif /* HAVE_LIBUNWIND_H */