* ia64-tdep.c: Include "osabi.h".
(native_find_global_pointer): Delete. (ia64_find_global_pointer): Renamed from generic_elf_find_global_pointer. (FIND_GLOBAL_POINTER): Delete. Change all users to call ia64_find_global_pointer instead. (ia64_gdbarch_init): Call gdbarch_init_osabi. Remove references to ia64_linux_sigcontext_register_address and ia64_linux_write_pc. Don't set tdep->find_global_pointer. (_initialize_ia64_tdep): Call gdbarch_register instead of deprecated register_gdbarch_init. (struct gdbarch_tdep): Remove find_global_pointer field and move to ... * ia64-tdep.h (struct gdbarch_tdep): ... here. (ia64_linux_sigcontext_register_address): Remove declaration. (ia64_linux_getunwind_table): Likewise. (ia64_linux_write_pc): Likewise. * ia64-linux-tdep.c: Include "osabi.h". (ia64_linux_sigcontext_register_address): Make static. (ia64_linux_write_pc): Likewise. (ia64_linux_init_abi): New. (_initialize_ia64_linux_tdep): New. * Makefile.in (ia64-tdep.o, ia64-linux-tdep.o): Depend on $(osabi_h).
This commit is contained in:
Andreas Schwab
parent
e54b12b779
commit
b33e851483
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@ -1,3 +1,30 @@
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2005-01-05 Andreas Schwab <schwab@suse.de>
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* ia64-tdep.c: Include "osabi.h".
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(native_find_global_pointer): Delete.
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(ia64_find_global_pointer): Renamed from
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generic_elf_find_global_pointer.
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(FIND_GLOBAL_POINTER): Delete. Change all users to call
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ia64_find_global_pointer instead.
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(ia64_gdbarch_init): Call gdbarch_init_osabi. Remove references
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to ia64_linux_sigcontext_register_address and
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ia64_linux_write_pc. Don't set tdep->find_global_pointer.
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(_initialize_ia64_tdep): Call gdbarch_register instead of
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deprecated register_gdbarch_init.
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(struct gdbarch_tdep): Remove find_global_pointer field and move
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to ...
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* ia64-tdep.h (struct gdbarch_tdep): ... here.
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(ia64_linux_sigcontext_register_address): Remove declaration.
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(ia64_linux_getunwind_table): Likewise.
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(ia64_linux_write_pc): Likewise.
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* ia64-linux-tdep.c: Include "osabi.h".
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(ia64_linux_sigcontext_register_address): Make static.
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(ia64_linux_write_pc): Likewise.
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(ia64_linux_init_abi): New.
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(_initialize_ia64_linux_tdep): New.
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* Makefile.in (ia64-tdep.o, ia64-linux-tdep.o): Depend on
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$(osabi_h).
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2005-01-05 Kevin Buettner <kevinb@redhat.com>
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* ia64-tdep.c (ia64_gdbarch_init): Eliminate dependency on
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@ -1,5 +1,5 @@
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# Copyright 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997,
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# 1998, 1999, 2000, 2001, 2002, 2003, 2004 Free Software Foundation,
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# 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation,
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# Inc.
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# This file is part of GDB.
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@ -2054,13 +2054,13 @@ i387-tdep.o: i387-tdep.c $(defs_h) $(doublest_h) $(floatformat_h) $(frame_h) \
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ia64-linux-nat.o: ia64-linux-nat.c $(defs_h) $(gdb_string_h) $(inferior_h) \
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$(target_h) $(gdbcore_h) $(regcache_h) $(gdb_wait_h) $(gregset_h)
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ia64-linux-tdep.o: ia64-linux-tdep.c $(defs_h) $(ia64_tdep_h) \
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$(arch_utils_h) $(gdbcore_h) $(regcache_h)
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$(arch_utils_h) $(gdbcore_h) $(regcache_h) $(osabi_h)
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ia64-tdep.o: ia64-tdep.c $(defs_h) $(inferior_h) $(gdbcore_h) \
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$(arch_utils_h) $(floatformat_h) $(regcache_h) $(reggroups_h) \
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$(frame_h) $(frame_base_h) $(frame_unwind_h) $(doublest_h) \
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$(value_h) $(gdb_assert_h) $(objfiles_h) $(elf_common_h) \
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$(elf_bfd_h) $(dis_asm_h) $(infcall_h) $(ia64_tdep_h) $(elf_ia64_h) \
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$(libunwind_frame_h) $(libunwind_ia64_h)
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$(libunwind_frame_h) $(libunwind_ia64_h) $(osabi_h)
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infcall.o: infcall.c $(defs_h) $(breakpoint_h) $(target_h) $(regcache_h) \
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$(inferior_h) $(gdb_assert_h) $(block_h) $(gdbcore_h) $(language_h) \
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$(objfiles_h) $(gdbcmd_h) $(command_h) $(gdb_string_h) $(infcall_h) \
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@ -1,6 +1,6 @@
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/* Target-dependent code for the IA-64 for GDB, the GNU debugger.
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Copyright 2000, 2004 Free Software Foundation, Inc.
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Copyright 2000, 2004, 2005 Free Software Foundation, Inc.
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This file is part of GDB.
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@ -24,6 +24,7 @@
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#include "arch-utils.h"
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#include "gdbcore.h"
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#include "regcache.h"
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#include "osabi.h"
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/* The sigtramp code is in a non-readable (executable-only) region
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of memory called the ``gate page''. The addresses in question
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@ -47,7 +48,7 @@ ia64_linux_in_sigtramp (CORE_ADDR pc, char *func_name)
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found. 0 is returned for registers which aren't stored in the the
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sigcontext structure. */
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CORE_ADDR
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static CORE_ADDR
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ia64_linux_sigcontext_register_address (CORE_ADDR sp, int regno)
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{
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char buf[8];
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@ -96,7 +97,7 @@ ia64_linux_sigcontext_register_address (CORE_ADDR sp, int regno)
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}
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}
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void
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static void
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ia64_linux_write_pc (CORE_ADDR pc, ptid_t ptid)
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{
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ia64_write_pc (pc, ptid);
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@ -112,3 +113,22 @@ ia64_linux_write_pc (CORE_ADDR pc, ptid_t ptid)
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called as part of setting up an inferior call. */
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write_register_pid (IA64_GR10_REGNUM, 0, ptid);
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}
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static void
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ia64_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
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{
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struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
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/* Set the method of obtaining the sigcontext addresses at which
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registers are saved. */
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tdep->sigcontext_register_address = ia64_linux_sigcontext_register_address;
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set_gdbarch_write_pc (gdbarch, ia64_linux_write_pc);
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}
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void
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_initialize_ia64_linux_tdep (void)
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{
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gdbarch_register_osabi (bfd_arch_ia64, 0, GDB_OSABI_LINUX,
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ia64_linux_init_abi);
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}
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@ -38,6 +38,7 @@
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#include "elf-bfd.h"
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#include "dis-asm.h"
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#include "infcall.h"
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#include "osabi.h"
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#include "ia64-tdep.h"
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#ifdef HAVE_LIBUNWIND_IA64_H
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@ -46,17 +47,6 @@
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#include "libunwind-ia64.h"
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#endif
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/* Hook for determining the global pointer when calling functions in
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the inferior under AIX. The initialization code in ia64-aix-nat.c
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sets this hook to the address of a function which will find the
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global pointer for a given address.
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The generic code which uses the dynamic section in the inferior for
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finding the global pointer is not of much use on AIX since the
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values obtained from the inferior have not been relocated. */
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CORE_ADDR (*native_find_global_pointer) (CORE_ADDR) = 0;
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/* An enumeration of the different IA-64 instruction types. */
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typedef enum instruction_type
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@ -100,6 +90,7 @@ static gdbarch_breakpoint_from_pc_ftype ia64_breakpoint_from_pc;
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static gdbarch_skip_prologue_ftype ia64_skip_prologue;
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static gdbarch_extract_return_value_ftype ia64_extract_return_value;
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static struct type *is_float_or_hfa_type (struct type *t);
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static CORE_ADDR ia64_find_global_pointer (CORE_ADDR faddr);
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static struct type *builtin_type_ia64_ext;
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@ -256,19 +247,8 @@ struct ia64_frame_cache
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};
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struct gdbarch_tdep
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{
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CORE_ADDR (*sigcontext_register_address) (CORE_ADDR, int);
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/* OS specific function which, given a frame address
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and register number, returns the offset to the
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given register from the start of the frame. */
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CORE_ADDR (*find_global_pointer) (CORE_ADDR);
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};
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#define SIGCONTEXT_REGISTER_ADDRESS \
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(gdbarch_tdep (current_gdbarch)->sigcontext_register_address)
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#define FIND_GLOBAL_POINTER \
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(gdbarch_tdep (current_gdbarch)->find_global_pointer)
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int
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ia64_register_reggroup_p (struct gdbarch *gdbarch, int regnum,
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@ -2421,7 +2401,7 @@ ia64_find_unwind_table (struct objfile *objfile, unw_word_t ip,
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dip->start_ip = segbase;
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dip->end_ip = dip->start_ip + p_text->p_memsz;
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dip->gp = FIND_GLOBAL_POINTER (ip);
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dip->gp = ia64_find_global_pointer (ip);
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dip->format = UNW_INFO_FORMAT_REMOTE_TABLE;
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dip->u.rti.name_ptr = (unw_word_t) bfd_get_filename (bfd);
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dip->u.rti.segbase = segbase;
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@ -2863,7 +2843,7 @@ slot_alignment_is_next_even (struct type *t)
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d_un.d_ptr value is the global pointer. */
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static CORE_ADDR
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generic_elf_find_global_pointer (CORE_ADDR faddr)
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ia64_find_global_pointer (CORE_ADDR faddr)
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{
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struct obj_section *faddr_sect;
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@ -2984,7 +2964,7 @@ find_func_descr (CORE_ADDR faddr, CORE_ADDR *fdaptr)
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fdesc = *fdaptr;
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*fdaptr += 16;
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global_pointer = FIND_GLOBAL_POINTER (faddr);
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global_pointer = ia64_find_global_pointer (faddr);
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if (global_pointer == 0)
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global_pointer = read_register (IA64_GR1_REGNUM);
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@ -3168,7 +3148,7 @@ ia64_push_dummy_call (struct gdbarch *gdbarch, struct value *function,
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regcache_cooked_write_unsigned (regcache, IA64_GR8_REGNUM, (ULONGEST)struct_addr);
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}
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global_pointer = FIND_GLOBAL_POINTER (func_addr);
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global_pointer = ia64_find_global_pointer (func_addr);
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if (global_pointer != 0)
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write_register (IA64_GR1_REGNUM, global_pointer);
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@ -3261,29 +3241,7 @@ ia64_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
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tdep = xmalloc (sizeof (struct gdbarch_tdep));
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gdbarch = gdbarch_alloc (&info, tdep);
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/* Set the method of obtaining the sigcontext addresses at which
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registers are saved. The method of checking to see if
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native_find_global_pointer is nonzero to indicate that we're
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on AIX is kind of hokey, but I can't think of a better way
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to do it. */
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if (info.osabi == GDB_OSABI_LINUX)
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tdep->sigcontext_register_address = ia64_linux_sigcontext_register_address;
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else
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tdep->sigcontext_register_address = 0;
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/* We know that GNU/Linux won't have to resort to the
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native_find_global_pointer hackery. But that's the only one we
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know about so far, so if native_find_global_pointer is set to
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something non-zero, then use it. Otherwise fall back to using
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generic_elf_find_global_pointer. This arrangement should (in
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theory) allow us to cross debug GNU/Linux binaries from an AIX
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machine. */
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if (info.osabi == GDB_OSABI_LINUX)
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tdep->find_global_pointer = generic_elf_find_global_pointer;
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else if (native_find_global_pointer != 0)
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tdep->find_global_pointer = native_find_global_pointer;
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else
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tdep->find_global_pointer = generic_elf_find_global_pointer;
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tdep->sigcontext_register_address = 0;
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/* Define the ia64 floating-point format to gdb. */
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builtin_type_ia64_ext =
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@ -3341,10 +3299,7 @@ ia64_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
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set_gdbarch_memory_remove_breakpoint (gdbarch, ia64_memory_remove_breakpoint);
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set_gdbarch_breakpoint_from_pc (gdbarch, ia64_breakpoint_from_pc);
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set_gdbarch_read_pc (gdbarch, ia64_read_pc);
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if (info.osabi == GDB_OSABI_LINUX)
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set_gdbarch_write_pc (gdbarch, ia64_linux_write_pc);
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else
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set_gdbarch_write_pc (gdbarch, ia64_write_pc);
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set_gdbarch_write_pc (gdbarch, ia64_write_pc);
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/* Settings for calling functions in the inferior. */
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set_gdbarch_push_dummy_call (gdbarch, ia64_push_dummy_call);
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@ -3369,6 +3324,9 @@ ia64_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
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set_gdbarch_print_insn (gdbarch, ia64_print_insn);
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set_gdbarch_convert_from_func_ptr_addr (gdbarch, ia64_convert_from_func_ptr_addr);
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/* Hook in ABI-specific overrides, if they have been registered. */
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gdbarch_init_osabi (info, gdbarch);
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return gdbarch;
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}
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@ -3377,5 +3335,5 @@ extern initialize_file_ftype _initialize_ia64_tdep; /* -Wmissing-prototypes */
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void
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_initialize_ia64_tdep (void)
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{
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register_gdbarch_init (bfd_arch_ia64, ia64_gdbarch_init);
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gdbarch_register (bfd_arch_ia64, ia64_gdbarch_init, NULL);
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}
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@ -1,6 +1,6 @@
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/* Target-dependent code for the ia64.
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Copyright 2004 Free Software Foundation, Inc.
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Copyright 2004, 2005 Free Software Foundation, Inc.
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This file is part of GDB.
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@ -22,9 +22,11 @@
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#ifndef IA64_TDEP_H
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#define IA64_TDEP_H
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extern CORE_ADDR ia64_linux_sigcontext_register_address (CORE_ADDR, int);
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extern unsigned long ia64_linux_getunwind_table (void *, size_t);
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struct gdbarch_tdep
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{
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CORE_ADDR (*sigcontext_register_address) (CORE_ADDR, int);
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};
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extern void ia64_write_pc (CORE_ADDR, ptid_t);
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extern void ia64_linux_write_pc (CORE_ADDR, ptid_t);
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#endif /* IA64_TDEP_H */
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