binutils-gdb/gdb/ia64-libunwind-tdep.h

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/* Frame unwinder for ia64 frames with libunwind frame information.
Copyright (C) 2003-2018 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/>. */
#ifndef IA64_LIBUNWIND_TDEP_H
#define IA64_LIBUNWIND_TDEP_H 1
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.
2005-06-08 23:54:23 +02:00
struct gdbarch;
struct frame_unwind;
/* IA-64 is the only target that currently uses libunwind. If some
other target wants to use it, we will need to do some abstracting
in order to make it possible to have more than one
ia64-libunwind-tdep instance. Including "libunwind.h" is wrong as
that ends up including the libunwind-$(arch).h for the host gdb is
running on. */
#include "libunwind-ia64.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.
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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.
2011-01-05 23:22:53 +01:00
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);
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,
readable_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.
2005-06-08 23:54:23 +02:00
#endif /* IA64_LIBUNWIND_TDEP_H */