binutils-gdb/gdb/xtensa-linux-tdep.c
Maxim Grigoriev 94a0e87711 2008-02-11 Maxim Grigoriev <maxim2405@gmail.com>
* NEWS (New native configurations): Xtensa GNU/Linux.
	(New targets): Xtensa GNU/Linux.
	* Makefile.in (ALL_TARGET_OBS): Add xtensa-linux-nat.o and
	xtensa-linux-tdep.o
	(ALLDEPFILES): Add xtensa-linux-tdep.c and xtensa-linux-nat.c
	(xtensa-linux-nat.o, xtensa-linux-tdep.o): New dependencies.
	* configure.tgt (xtensa*-*-linux*): New entry.
	* xtensa-config.c (xtensa_tdep): New variable.
	(xtensa_config_byte_order, xtensa_config_tdep): Removed.
	(rmap): Change format based on new macro XTREG.
	(XTENSA_CONFIG_INSTANTIATE): Use new macro defined in xtensa-tdep.h.
	* xtensa-linux-nat.c: New.
	* xtensa-linux-tdep.c: New.
	* xtensa-xtregs.c: New.
	* xtensa-tdep.h (xtensa_elf_gregset_t): Update.
	(XTENSA_ELF_NGREG, XTREG, XTREG_END, XTENSA_GDBARCH_TDEP_INSTANTIATE)
	(XCHAL_NUM_CONTEXTS, XCHAL_HAVE_EXCEPTIONS): New macros.
	(xtensa_register_t): New field coprocessor.
	(XTENSA_REGISTER_FLAGS_PRIVILEGED): Name spelling corrected.
	* xtensa-tdep.c (xtensa_config_tdep, xtensa_config_byte_order): Removed.
	(xtensa_pseudo_register_read, xtensa_pseudo_register_write):
	Update to handle privileged registers.
	(xtensa_supply_gregset) Remove exccause and excvaddr registers.
	(xtensa_push_dummy_call): Set windowstart register correctly.
	(call0_analyze_prologue): Initialize xtensa_default_isa.
	(xtensa_derive_tdep): New.
	(xtensa_gdbarch_init): Get rid of xtensa_config_byte_order and
	xtensa_config_tdep, use XCHAL_HAVE_BE and xtensa_tdep instead.
	Call xtensa_derive_tdep().
	* config/xtensa/linux.mh: New.
	* regformats/reg-xtensa.dat: New.
2008-02-11 21:58:41 +00:00

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1.2 KiB
C

/* Target-dependent code for GNU/Linux on Xtensa processors.
Copyright 2007, 2008 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 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/>. */
#include "defs.h"
#include "osabi.h"
#include "solib-svr4.h"
#include "symtab.h"
/* OS specific initialization of gdbarch. */
static void
xtensa_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
{
set_solib_svr4_fetch_link_map_offsets
(gdbarch, svr4_ilp32_fetch_link_map_offsets);
}
void
_initialize_xtensa_linux_tdep (void)
{
gdbarch_register_osabi (bfd_arch_xtensa, bfd_mach_xtensa, GDB_OSABI_LINUX,
xtensa_linux_init_abi);
}