binutils-gdb/gdb/arch/xtensa.h
Max Filippov 40045d9181 xtensa: implement NPTL helpers
These changes allow debugging multithreaded NPTL xtensa applications.

2015-08-20  Max Filippov  <jcmvbkbc@gmail.com>
gdb/gdbserver/
	* configure.srv (xtensa*-*-linux*): Add srv_linux_thread_db=yes.
	* linux-xtensa-low.c (arch/xtensa.h gdb_proc_service.h): New
	#includes.
	(ps_get_thread_area): New function.

2015-08-20  Max Filippov  <jcmvbkbc@gmail.com>
gdb/
	* arch/xtensa.h: New file.
	* xtensa-linux-nat.c (gdb_proc_service.h): New #include.
	(ps_get_thread_area): New function.
	* xtensa-linux-tdep.c (xtensa_linux_init_abi): Add call to
	set_gdbarch_fetch_tls_load_module_address to enable TLS support.
	* xtensa-tdep.c (osabi.h): New #include.
	(xtensa_gdbarch_init): Call gdbarch_init_osabi to register
	xtensa-specific hooks.
	* xtensa-tdep.h (struct xtensa_elf_gregset_t): Add threadptr
	member and move the structure to arch/xtensa.h.
2015-08-21 15:39:40 +03:00

47 lines
1.4 KiB
C

/* Common Target-dependent code for the Xtensa port of GDB, the GNU debugger.
Copyright (C) 2003-2015 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/>. */
#ifndef XTENSA_H
#define XTENSA_H
/* Xtensa ELF core file register set representation ('.reg' section).
Copied from target-side ELF header <xtensa/elf.h>. */
typedef uint32_t xtensa_elf_greg_t;
typedef struct
{
xtensa_elf_greg_t pc;
xtensa_elf_greg_t ps;
xtensa_elf_greg_t lbeg;
xtensa_elf_greg_t lend;
xtensa_elf_greg_t lcount;
xtensa_elf_greg_t sar;
xtensa_elf_greg_t windowstart;
xtensa_elf_greg_t windowbase;
xtensa_elf_greg_t threadptr;
xtensa_elf_greg_t reserved[7+48];
xtensa_elf_greg_t ar[64];
} xtensa_elf_gregset_t;
#define XTENSA_ELF_NGREG (sizeof (xtensa_elf_gregset_t) \
/ sizeof (xtensa_elf_greg_t))
#endif