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2005-03-25 Daniel Jacobowitz <dan@codesourcery.com>

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* gdb/Makefile.in (arm-linux-nat.o): Update dependencies.
	* gdb/arm-linux-nat.c: Include "gdb_proc_service.h".
	(PTRACE_GET_THREAD_AREA): Define.
	(ps_get_thread_area): New function.

	* gdb/gdbserver/Makefile.in (linux-arm-low.o): Update dependencies.
	* gdb/gdbserver/linux-arm-low.c: Include "../gdb_proc_service.h".
	(PTRACE_GET_THREAD_AREA): Define.
	(ps_get_thread_area): New function.
This commit is contained in:
Paul Brook
2005-10-20 03:34:53 +00:00
parent 76818f3b61
commit 0882e1995d
5 changed files with 64 additions and 4 deletions
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12
ChangeLog.csl
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@@ -1,3 +1,15 @@
2005-03-25 Daniel Jacobowitz <dan@codesourcery.com>
* gdb/Makefile.in (arm-linux-nat.o): Update dependencies.
* gdb/arm-linux-nat.c: Include "gdb_proc_service.h".
(PTRACE_GET_THREAD_AREA): Define.
(ps_get_thread_area): New function.
* gdb/gdbserver/Makefile.in (linux-arm-low.o): Update dependencies.
* gdb/gdbserver/linux-arm-low.c: Include "../gdb_proc_service.h".
(PTRACE_GET_THREAD_AREA): Define.
(ps_get_thread_area): New function.
2005-03-25 Daniel Jacobowitz <dan@codesourcery.com>
* gdb/elfread.c (elf_symtab_read): Skip symbols which BFD considers

2
gdb/Makefile.in
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@@ -1734,7 +1734,7 @@ arch-utils.o: arch-utils.c $(defs_h) $(arch_utils_h) $(buildsym_h) \
$(floatformat_h)
arm-linux-nat.o: arm-linux-nat.c $(defs_h) $(inferior_h) $(gdbcore_h) \
$(gdb_string_h) $(regcache_h) $(arm_tdep_h) $(gregset_h) \
$(target_h) $(linux_nat_h)
$(target_h) $(linux_nat_h) $(gdb_proc_service_h) $(gdb_assert_h)
arm-linux-tdep.o: arm-linux-tdep.c $(defs_h) $(target_h) $(value_h) \
$(gdbtypes_h) $(floatformat_h) $(gdbcore_h) $(frame_h) $(regcache_h) \
$(doublest_h) $(solib_svr4_h) $(osabi_h) $(arm_tdep_h) \

26
gdb/arm-linux-nat.c
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@@ -37,6 +37,13 @@
/* Prototypes for supply_gregset etc. */
#include "gregset.h"
/* Defines ps_err_e, struct ps_prochandle. */
#include "gdb_proc_service.h"
#ifndef PTRACE_GET_THREAD_AREA
#define PTRACE_GET_THREAD_AREA 22
#endif
extern int arm_apcs_32;
#define typeNone 0x00
@@ -95,7 +102,7 @@ get_thread_id (ptid_t ptid)
tid = PIDGET (ptid);
return tid;
}
#define GET_THREAD_ID(PTID) get_thread_id ((PTID));
#define GET_THREAD_ID(PTID) get_thread_id (PTID)
static void
fetch_nwfpe_single (unsigned int fn, FPA11 * fpa11)
@@ -694,6 +701,23 @@ arm_linux_kernel_u_size (void)
return (sizeof (struct user));
}
/* Fetch the thread-local storage pointer for libthread_db. */
ps_err_e
ps_get_thread_area (const struct ps_prochandle *ph,
lwpid_t lwpid, int idx, void **base)
{
if (ptrace (PTRACE_GET_THREAD_AREA, lwpid, NULL, base) != 0)
return PS_ERR;
/* IDX is the bias from the thread pointer to the beginning of the
thread descriptor. It has to be subtracted due to implementation
quirks in libthread_db. */
*base = (void *) ((char *)*base - idx);
return PS_OK;
}
static unsigned int
get_linux_version (unsigned int *vmajor,
unsigned int *vminor,

5
gdb/gdbserver/Makefile.in
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@@ -1,5 +1,5 @@
# Copyright 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
# 1999, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
# 1999, 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
# This file is part of GDB.
@@ -264,7 +264,8 @@ linux_low_h = $(srcdir)/linux-low.h
linux-low.o: linux-low.c $(linux_low_h) $(server_h)
$(CC) -c $(CPPFLAGS) $(INTERNAL_CFLAGS) $< @USE_THREAD_DB@
linux-arm-low.o: linux-arm-low.c $(linux_low_h) $(server_h)
linux-arm-low.o: linux-arm-low.c $(linux_low_h) $(server_h) \
$(gdb_proc_service_h)
linux-cris-low.o: linux-cris-low.c $(linux_low_h) $(server_h)
linux-crisv32-low.o: linux-crisv32-low.c $(linux_low_h) $(server_h)
linux-i386-low.o: linux-i386-low.c $(linux_low_h) $(server_h)

23
gdb/gdbserver/linux-arm-low.c
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@@ -22,6 +22,12 @@
#include "server.h"
#include "linux-low.h"
#include "../gdb_proc_service.h"
#ifndef PTRACE_GET_THREAD_AREA
#define PTRACE_GET_THREAD_AREA 22
#endif
#ifdef HAVE_SYS_REG_H
#include <sys/reg.h>
#endif
@@ -94,6 +100,23 @@ arm_reinsert_addr ()
collect_register_by_name ("lr", &pc);
return pc;
}
/* Fetch the thread-local storage pointer for libthread_db. */
ps_err_e
ps_get_thread_area (const struct ps_prochandle *ph,
lwpid_t lwpid, int idx, void **base)
{
if (ptrace (PTRACE_GET_THREAD_AREA, lwpid, NULL, base) != 0)
return PS_ERR;
/* IDX is the bias from the thread pointer to the beginning of the
thread descriptor. It has to be subtracted due to implementation
quirks in libthread_db. */
*base = (void *) ((char *)*base - idx);
return PS_OK;
}
struct linux_target_ops the_low_target = {
arm_num_regs,