* infttrace.h: New file.
* hpread.c: Include "gdb_assert.h" and "somsolib.h".
(hpread_get_textlow): Detect an uninitialized dn_bufp.
(hpread_read_doc_function_type): Detect an initialized type1.
(hpread_quick_traverse): Initialize mod_name_string.
* somsolib.h: Add #ifdef SOMSOLIB_H wrapper.
(som_solib_get_solib_by_pc): Declare.
(so_lib_thread_start_addr): Declare.
(no_shared_libraries): Declare.
* somread.c (init_import_symbols): Make static. Add forward
declaration.
* config/pa/nm-hppah.h: Include "infttrace.h" for
parent_attach_all.
(hppa_insert_hw_watchpoint): Declare.
(hppa_can_use_hw_watchpoint, hppa_remove_hw_watchpoint): Declare.
* hppah-nat.c: Include "gdb_string.h".
(parent_attach_all): Delete extern declaration, moved to
"infttrace.h".
(hppa_can_use_hw_watchpoint): Change type of "type" parameter to
int.
(hppa_remove_hw_watchpoint, hppa_insert_hw_watchpoint): Ditto.
* Makefile.in (infttrace_h): Define.
(hpread.o): Update dependencies.
(hppah-nat.o, hppa-hpux-tdep.o, hppa-tdep.o): Ditto.
* hppa-hpux-tdep.c: Include "gdb_string.h".
* hppa-tdep.c (hppa_frame_saved_pc): Initialize "old_pc".
* infrun.c (handle_inferior_event): Always initialize
stepped_after_stopped_by_watchpoint. Add default and remove
fallthrough in switch statement.
* infttrace.c (hppa_can_use_hw_watchpoint): Change type of "type"
parameter to int.
(hppa_remove_hw_watchpoint): Ditto.
+2003-03-29 Andrew Cagney <cagney@redhat.com>
+
+ * infttrace.h: New file.
+ * hpread.c: Include "gdb_assert.h" and "somsolib.h".
+ (hpread_get_textlow): Detect an uninitialized dn_bufp.
+ (hpread_read_doc_function_type): Detect an initialized type1.
+ (hpread_quick_traverse): Initialize mod_name_string.
+ * somsolib.h: Add #ifdef SOMSOLIB_H wrapper.
+ (som_solib_get_solib_by_pc): Declare.
+ (so_lib_thread_start_addr): Declare.
+ (no_shared_libraries): Declare.
+ * somread.c (init_import_symbols): Make static. Add forward
+ declaration.
+ * config/pa/nm-hppah.h: Include "infttrace.h" for
+ parent_attach_all.
+ (hppa_insert_hw_watchpoint): Declare.
+ (hppa_can_use_hw_watchpoint, hppa_remove_hw_watchpoint): Declare.
+ * hppah-nat.c: Include "gdb_string.h".
+ (parent_attach_all): Delete extern declaration, moved to
+ "infttrace.h".
+ (hppa_can_use_hw_watchpoint): Change type of "type" parameter to
+ int.
+ (hppa_remove_hw_watchpoint, hppa_insert_hw_watchpoint): Ditto.
+ * Makefile.in (infttrace_h): Define.
+ (hpread.o): Update dependencies.
+ (hppah-nat.o, hppa-hpux-tdep.o, hppa-tdep.o): Ditto.
+ * hppa-hpux-tdep.c: Include "gdb_string.h".
+ * hppa-tdep.c (hppa_frame_saved_pc): Initialize "old_pc".
+ * infrun.c (handle_inferior_event): Always initialize
+ stepped_after_stopped_by_watchpoint. Add default and remove
+ fallthrough in switch statement.
+ * infttrace.c (hppa_can_use_hw_watchpoint): Change type of "type"
+ parameter to int.
+ (hppa_remove_hw_watchpoint): Ditto.
+
2003-03-29 Andrew Cagney <cagney@redhat.com>
* ns32k-tdep.c (ns32k_gdbarch_init): Set the call dummy breakpoint
target_h = target.h $(bfd_h) $(symtab_h) $(dcache_h) $(memattr_h)
terminal_h = terminal.h
top_h = top.h
+infttrace_h = infttrace.h
tracepoint_h = tracepoint.h
typeprint_h = typeprint.h
ui_file_h = ui-file.h
hpacc-abi.o: hpacc-abi.c $(defs_h) $(value_h) $(gdb_regex_h) $(gdb_string_h) \
$(gdbtypes_h) $(gdbcore_h) $(cp_abi_h)
hppa-tdep.o: hppa-tdep.c $(defs_h) $(frame_h) $(bfd_h) $(inferior_h) \
- $(value_h) $(regcache_h) $(completer_h) $(symtab_h) $(a_out_encap_h) \
+ $(value_h) $(regcache_h) $(completer_h) $(language_h) $(osabi_h) \
+ $(gdb_assert_h) $(infttrace_h) $(symtab_h) $(a_out_encap_h) \
$(gdb_stat_h) $(gdb_wait_h) $(gdbcore_h) $(gdbcmd_h) $(target_h) \
- $(symfile_h) $(objfiles_h) $(language_h) $(osabi_h) $(gdb_assert_h)
+ $(symfile_h) $(objfiles_h)
hppa-hpux-tdep.o: hppa-hpux-tdep.c $(defs_h) $(arch_utils_h) $(gdbcore_h) \
- $(osabi_h)
+ $(osabi_h) $(gdb_string_h)
hppab-nat.o: hppab-nat.c $(defs_h) $(inferior_h) $(target_h) $(regcache_h)
hppah-nat.o: hppah-nat.c $(defs_h) $(inferior_h) $(target_h) $(gdbcore_h) \
$(gdb_wait_h) $(regcache_h)
hpread.o: hpread.c $(defs_h) $(bfd_h) $(gdb_string_h) $(hp_symtab_h) \
$(syms_h) $(symtab_h) $(symfile_h) $(objfiles_h) $(buildsym_h) \
$(complaints_h) $(gdb_stabs_h) $(gdbtypes_h) $(demangle_h) \
- $(gdb_string_h)
+ $(somsolib_h) $(gdb_assert_h) $(gdb_string_h)
hpux-thread.o: hpux-thread.c $(defs_h) $(gdbthread_h) $(target_h) \
$(inferior_h) $(regcache_h) $(gdb_stat_h) $(gdbcore_h)
i386-linux-nat.o: i386-linux-nat.c $(defs_h) $(inferior_h) $(gdbcore_h) \
$(symfile_h) $(target_h) $(gdbcmd_h) $(objfiles_h) $(gdb_stabs_h) \
$(gdbthread_h) $(remote_h) $(regcache_h) $(value_h) $(gdb_assert_h) \
$(event_loop_h) $(event_top_h) $(inf_loop_h) $(serial_h) \
- $(gdbcore_h)
+ $(gdbcore_h) $(solib_h)
rom68k-rom.o: rom68k-rom.c $(defs_h) $(gdbcore_h) $(target_h) $(monitor_h) \
$(serial_h) $(regcache_h) $(value_h) $(m68k_tdep_h)
rs6000-nat.o: rs6000-nat.c $(defs_h) $(inferior_h) $(target_h) $(gdbcore_h) \
/* The PA can watch any number of locations (generic routines already check
that all intermediates are in watchable memory locations). */
+extern int hppa_can_use_hw_watchpoint (int type, int cnt, int ot);
#define TARGET_CAN_USE_HARDWARE_WATCHPOINT(type, cnt, ot) \
hppa_can_use_hw_watchpoint(type, cnt, ot)
extern void hppa_disable_page_protection_events (int);
/* Use these macros for watchpoint insertion/deletion. */
+extern int hppa_insert_hw_watchpoint (int pid, CORE_ADDR start, LONGEST len,
+ int type);
#define target_insert_watchpoint(addr, len, type) \
hppa_insert_hw_watchpoint (PIDGET (inferior_ptid), addr, (LONGEST)(len), type)
+extern int hppa_remove_hw_watchpoint (int pid, CORE_ADDR start, LONGEST len,
+ int type);
#define target_remove_watchpoint(addr, len, type) \
hppa_remove_hw_watchpoint (PIDGET (inferior_ptid), addr, (LONGEST)(len), type)
#define MAY_FOLLOW_EXEC (1)
#define USE_THREAD_STEP_NEEDED (1)
+
+#include "infttrace.h" /* For parent_attach_all. */
#include "arch-utils.h"
#include "gdbcore.h"
#include "osabi.h"
+#include "gdb_string.h"
/* Forward declarations. */
extern void _initialize_hppa_hpux_tdep (void);
#include "language.h"
#include "osabi.h"
#include "gdb_assert.h"
-
+#include "infttrace.h"
/* For argument passing to the inferior */
#include "symtab.h"
{
CORE_ADDR pc = get_frame_pc (frame);
struct unwind_table_entry *u;
- CORE_ADDR old_pc;
+ CORE_ADDR old_pc = 0;
int spun_around_loop = 0;
int rp_offset = 0;
#include "gdbcore.h"
#include "gdb_wait.h"
#include "regcache.h"
+#include "gdb_string.h"
#include <signal.h>
extern CORE_ADDR text_end;
static startup_semaphore_t startup_semaphore;
-extern int parent_attach_all (int, PTRACE_ARG3_TYPE, int);
-
#ifdef PT_SETTRC
/* This function causes the caller's process to be traced by its
parent. This is intended to be called after GDB forks itself,
}
int
-hppa_remove_hw_watchpoint (int pid, CORE_ADDR start, LONGEST len,
- enum bptype type)
+hppa_remove_hw_watchpoint (int pid, CORE_ADDR start, LONGEST len, int type)
{
error ("Hardware watchpoints not implemented on this platform.");
}
int
-hppa_can_use_hw_watchpoint (enum bptype type, int cnt, enum bptype ot)
+hppa_can_use_hw_watchpoint (int type, int cnt, int ot)
{
return 0;
}
#include "gdb-stabs.h"
#include "gdbtypes.h"
#include "demangle.h"
+#include "somsolib.h"
+#include "gdb_assert.h"
/* Private information attached to an objfile which we use to find
and internalize the HP C debug symbols within that objfile. */
while (VALID_CURR_FILE || VALID_CURR_MODULE)
{
- char *mod_name_string;
+ char *mod_name_string = NULL;
char *full_name_string;
/* First check for modules like "version.c", which have no code
hpread_get_textlow (int global, int index, struct objfile *objfile,
int symcount)
{
- union dnttentry *dn_bufp;
+ union dnttentry *dn_bufp = NULL;
struct minimal_symbol *msymbol;
/* Look for a DNTT_TYPE_FUNCTION symbol. */
&& index < symcount);
}
+ /* NOTE: cagney/2003-03-29: If !(index < symcount), dn_bufp is left
+ undefined and that means that the test below is using a garbage
+ pointer from the stack. */
+ gdb_assert (dn_bufp != NULL);
+
/* Avoid going past a DNTT_TYPE_END when looking for a DNTT_TYPE_FUNCTION. This
might happen when a sourcefile has no functions. */
if (dn_bufp->dblock.kind == DNTT_TYPE_END)
hpread_read_doc_function_type (dnttpointer hp_type, union dnttentry *dn_bufp,
struct objfile *objfile, int newblock)
{
- struct type *type, *type1;
struct pending *syms;
struct pending *local_list = NULL;
int nsyms = 0;
+ struct type *type;
dnttpointer param;
union dnttentry *paramp;
char *name;
}
else
{
+ struct type *type1 = NULL;
/* Nope, so read it in and store it away. */
if (dn_bufp->dblock.kind == DNTT_TYPE_DOC_FUNCTION ||
dn_bufp->dblock.kind == DNTT_TYPE_DOC_MEMFUNC)
type1 = lookup_function_type (hpread_type_lookup (dn_bufp->ddocfunc.retval,
objfile));
+ /* NOTE: cagney/2003-03-29: Oh, no not again. TYPE1 is
+ potentially left undefined here. Assert it isn't and hope
+ the assert never fails ... */
+ gdb_assert (type1 != NULL);
+
replace_type (type, type1);
/* Mark it -- in the middle of processing */
handle_inferior_event (struct execution_control_state *ecs)
{
CORE_ADDR real_stop_pc;
+ /* NOTE: cagney/2003-03-28: If you're looking at this code and
+ thinking that the variable stepped_after_stopped_by_watchpoint
+ isn't used, then you're wrong! The macro STOPPED_BY_WATCHPOINT,
+ defined in the file "config/pa/nm-hppah.h", accesses the variable
+ indirectly. Mutter something rude about the HP merge. */
int stepped_after_stopped_by_watchpoint;
int sw_single_step_trap_p = 0;
case infwait_thread_hop_state:
/* Cancel the waiton_ptid. */
ecs->waiton_ptid = pid_to_ptid (-1);
- /* Fall thru to the normal_state case. */
+ /* See comments where a TARGET_WAITKIND_SYSCALL_RETURN event
+ is serviced in this loop, below. */
+ if (ecs->enable_hw_watchpoints_after_wait)
+ {
+ TARGET_ENABLE_HW_WATCHPOINTS (PIDGET (inferior_ptid));
+ ecs->enable_hw_watchpoints_after_wait = 0;
+ }
+ stepped_after_stopped_by_watchpoint = 0;
+ break;
case infwait_normal_state:
/* See comments where a TARGET_WAITKIND_SYSCALL_RETURN event
break;
case infwait_nullified_state:
+ stepped_after_stopped_by_watchpoint = 0;
break;
case infwait_nonstep_watch_state:
in combination correctly? */
stepped_after_stopped_by_watchpoint = 1;
break;
+
+ default:
+ internal_error (__FILE__, __LINE__, "bad switch");
}
ecs->infwait_state = infwait_normal_state;
watchpoints.
*/
int
-hppa_remove_hw_watchpoint (int pid, CORE_ADDR start, LONGEST len,
- enum bptype type)
+hppa_remove_hw_watchpoint (int pid, CORE_ADDR start, LONGEST len, int type)
{
CORE_ADDR page_start;
int dictionary_is_empty;
hardware support.
*/
int
-hppa_can_use_hw_watchpoint (enum bptype type, int cnt, enum bptype ot)
+hppa_can_use_hw_watchpoint (int type, int cnt, int ot)
{
return (type == bp_hardware_watchpoint);
}
--- /dev/null
+/* Low level Unix child interface to ttrace, for GDB when running under HP-UX.
+
+ Copyright 2003 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 2 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, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifndef INFTTRACE_H
+#define INFTTRACE_H
+
+extern int parent_attach_all (int, PTRACE_ARG3_TYPE, int);
+extern pid_t hppa_switched_threads (pid_t gdb_pid);
+
+#endif
/* Various things we might complain about... */
+static int init_import_symbols (struct objfile *objfile);
+
static void som_symfile_init (struct objfile *);
static void som_new_init (struct objfile *);
not defined there. (Variables that are imported are dealt
with as "loc_indirect" vars.)
Return value = number of import symbols read in. */
-int
+static int
init_import_symbols (struct objfile *objfile)
{
unsigned int import_list;
Written by the Center for Software Science at the Univerity of Utah
and by Cygnus Support. */
+#ifndef SOMSOLIB_H
+#define SOMSOLIB_H
+
/* Forward decl's for prototypes */
struct target_ops;
struct objfile;
/* If ADDR lies in a shared library, return its name. */
#define PC_SOLIB(addr) som_solib_address (addr)
+
+extern CORE_ADDR som_solib_get_solib_by_pc (CORE_ADDR addr);
+
+struct so_list;
+extern CORE_ADDR so_lib_thread_start_addr (struct so_list *so);
+
+extern void no_shared_libraries (char *ignored, int from_tty);
+
+#endif
projects / binutils-gdb.git / commitdiff