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-rw-r--r--gdb/ChangeLog25
-rw-r--r--gdb/aix-thread.c23
-rw-r--r--gdb/breakpoint.c12
-rw-r--r--gdb/bsd-uthread.c8
-rw-r--r--gdb/btrace.c4
-rw-r--r--gdb/inferior.h5
-rw-r--r--gdb/infrun.c53
-rw-r--r--gdb/linux-nat.c23
-rw-r--r--gdb/linux-tdep.c13
-rw-r--r--gdb/proc-service.c4
-rw-r--r--gdb/procfs.c5
-rw-r--r--gdb/sol-thread.c27
-rw-r--r--gdb/spu-multiarch.c9
13 files changed, 78 insertions, 133 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 5929091..7ad3f4c 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,28 @@
+2017-08-18 Tom Tromey <tom@tromey.com>
+ Pedro Alves <palves@redhat.com>
+
+ * spu-multiarch.c (parse_spufs_run): Use scoped_restore.
+ * sol-thread.c (sol_thread_resume, sol_thread_wait)
+ (sol_thread_xfer_partial, rw_common): Use scoped_restore.
+ * procfs.c (procfs_do_thread_registers): Use scoped_restore.
+ * proc-service.c (ps_xfer_memory): Use scoped_restore.
+ * linux-tdep.c (linux_corefile_thread): Remove a cleanup.
+ (linux_get_siginfo_data): Add "thread" argument. Use
+ scoped_restore.
+ * linux-nat.c (linux_child_follow_fork)
+ (check_stopped_by_watchpoint): Use scoped_restore.
+ * infrun.c (displaced_step_prepare_throw, write_memory_ptid)
+ (THREAD_STOPPED_BY, handle_signal_stop): Use scoped_restore.
+ (restore_inferior_ptid, save_inferior_ptid): Remove.
+ * btrace.c (btrace_fetch): Use scoped_restore.
+ * bsd-uthread.c (bsd_uthread_fetch_registers)
+ (bsd_uthread_store_registers): Use scoped_restore.
+ * breakpoint.c (reattach_breakpoints, detach_breakpoints): Use
+ scoped_restore.
+ * aix-thread.c (aix_thread_resume, aix_thread_wait)
+ (aix_thread_xfer_partial): Use scoped_restore.
+ * inferior.h (save_inferior_ptid): Remove.
+
2017-08-18 Yao Qi <yao.qi@linaro.org>
PR tdep/21818
diff --git a/gdb/aix-thread.c b/gdb/aix-thread.c
index ced6203..f3434a6 100644
--- a/gdb/aix-thread.c
+++ b/gdb/aix-thread.c
@@ -985,12 +985,11 @@ aix_thread_resume (struct target_ops *ops,
if (!PD_TID (ptid))
{
- struct cleanup *cleanup = save_inferior_ptid ();
+ scoped_restore save_inferior_ptid = make_scoped_restore (&inferior_ptid);
struct target_ops *beneath = find_target_beneath (ops);
inferior_ptid = pid_to_ptid (ptid_get_pid (inferior_ptid));
beneath->to_resume (beneath, ptid, step, sig);
- do_cleanups (cleanup);
}
else
{
@@ -1022,14 +1021,16 @@ static ptid_t
aix_thread_wait (struct target_ops *ops,
ptid_t ptid, struct target_waitstatus *status, int options)
{
- struct cleanup *cleanup = save_inferior_ptid ();
struct target_ops *beneath = find_target_beneath (ops);
- pid_to_prc (&ptid);
+ {
+ scoped_restore save_inferior_ptid = make_scoped_restore (&inferior_ptid);
- inferior_ptid = pid_to_ptid (ptid_get_pid (inferior_ptid));
- ptid = beneath->to_wait (beneath, ptid, status, options);
- do_cleanups (cleanup);
+ pid_to_prc (&ptid);
+
+ inferior_ptid = pid_to_ptid (ptid_get_pid (inferior_ptid));
+ ptid = beneath->to_wait (beneath, ptid, status, options);
+ }
if (ptid_get_pid (ptid) == -1)
return pid_to_ptid (-1);
@@ -1684,16 +1685,12 @@ aix_thread_xfer_partial (struct target_ops *ops, enum target_object object,
const gdb_byte *writebuf,
ULONGEST offset, ULONGEST len, ULONGEST *xfered_len)
{
- struct cleanup *old_chain = save_inferior_ptid ();
- enum target_xfer_status xfer;
+ scoped_restore save_inferior_ptid = make_scoped_restore (&inferior_ptid);
struct target_ops *beneath = find_target_beneath (ops);
inferior_ptid = pid_to_ptid (ptid_get_pid (inferior_ptid));
- xfer = beneath->to_xfer_partial (beneath, object, annex, readbuf,
+ return beneath->to_xfer_partial (beneath, object, annex, readbuf,
writebuf, offset, len, xfered_len);
-
- do_cleanups (old_chain);
- return xfer;
}
/* Clean up after the inferior exits. */
diff --git a/gdb/breakpoint.c b/gdb/breakpoint.c
index 3dc9112..bc681cf 100644
--- a/gdb/breakpoint.c
+++ b/gdb/breakpoint.c
@@ -3302,7 +3302,6 @@ remove_breakpoints_pid (int pid)
int
reattach_breakpoints (int pid)
{
- struct cleanup *old_chain;
struct bp_location *bl, **blp_tmp;
int val;
int dummy1 = 0, dummy2 = 0, dummy3 = 0;
@@ -3314,8 +3313,8 @@ reattach_breakpoints (int pid)
return 1;
inf = find_inferior_pid (pid);
- old_chain = save_inferior_ptid ();
+ scoped_restore save_inferior_ptid = make_scoped_restore (&inferior_ptid);
inferior_ptid = tp->ptid;
string_file tmp_error_stream;
@@ -3330,13 +3329,9 @@ reattach_breakpoints (int pid)
bl->inserted = 0;
val = insert_bp_location (bl, &tmp_error_stream, &dummy1, &dummy2, &dummy3);
if (val != 0)
- {
- do_cleanups (old_chain);
- return val;
- }
+ return val;
}
}
- do_cleanups (old_chain);
return 0;
}
@@ -3913,7 +3908,7 @@ detach_breakpoints (ptid_t ptid)
{
struct bp_location *bl, **blp_tmp;
int val = 0;
- struct cleanup *old_chain = save_inferior_ptid ();
+ scoped_restore save_inferior_ptid = make_scoped_restore (&inferior_ptid);
struct inferior *inf = current_inferior ();
if (ptid_get_pid (ptid) == ptid_get_pid (inferior_ptid))
@@ -3939,7 +3934,6 @@ detach_breakpoints (ptid_t ptid)
val |= remove_breakpoint_1 (bl, DETACH_BREAKPOINT);
}
- do_cleanups (old_chain);
return val;
}
diff --git a/gdb/bsd-uthread.c b/gdb/bsd-uthread.c
index 9769d20..9249700 100644
--- a/gdb/bsd-uthread.c
+++ b/gdb/bsd-uthread.c
@@ -294,7 +294,7 @@ bsd_uthread_fetch_registers (struct target_ops *ops,
CORE_ADDR addr = ptid_get_tid (ptid);
struct target_ops *beneath = find_target_beneath (ops);
CORE_ADDR active_addr;
- struct cleanup *cleanup = save_inferior_ptid ();
+ scoped_restore save_inferior_ptid = make_scoped_restore (&inferior_ptid);
/* We are doing operations (e.g. reading memory) that rely on
inferior_ptid. */
@@ -315,8 +315,6 @@ bsd_uthread_fetch_registers (struct target_ops *ops,
uthread_ops->supply_uthread (regcache, regnum,
addr + bsd_uthread_thread_ctx_offset);
}
-
- do_cleanups (cleanup);
}
static void
@@ -330,7 +328,7 @@ bsd_uthread_store_registers (struct target_ops *ops,
ptid_t ptid = regcache_get_ptid (regcache);
CORE_ADDR addr = ptid_get_tid (ptid);
CORE_ADDR active_addr;
- struct cleanup *cleanup = save_inferior_ptid ();
+ scoped_restore save_inferior_ptid = make_scoped_restore (&inferior_ptid);
/* We are doing operations (e.g. reading memory) that rely on
inferior_ptid. */
@@ -349,8 +347,6 @@ bsd_uthread_store_registers (struct target_ops *ops,
request to the layer beneath. */
beneath->to_store_registers (beneath, regcache, regnum);
}
-
- do_cleanups (cleanup);
}
static ptid_t
diff --git a/gdb/btrace.c b/gdb/btrace.c
index 10224c5..2a83e1b 100644
--- a/gdb/btrace.c
+++ b/gdb/btrace.c
@@ -1908,14 +1908,14 @@ btrace_fetch (struct thread_info *tp)
/* With CLI usage, TP->PTID always equals INFERIOR_PTID here. Now that we
can store a gdb.Record object in Python referring to a different thread
than the current one, temporarily set INFERIOR_PTID. */
- cleanup = save_inferior_ptid ();
+ scoped_restore save_inferior_ptid = make_scoped_restore (&inferior_ptid);
inferior_ptid = tp->ptid;
/* We should not be called on running or exited threads. */
gdb_assert (can_access_registers_ptid (tp->ptid));
btrace_data_init (&btrace);
- make_cleanup_btrace_data (&btrace);
+ cleanup = make_cleanup_btrace_data (&btrace);
/* Let's first try to extend the trace we already have. */
if (!btinfo->functions.empty ())
diff --git a/gdb/inferior.h b/gdb/inferior.h
index 8ada4f8..c2b5db4 100644
--- a/gdb/inferior.h
+++ b/gdb/inferior.h
@@ -73,11 +73,6 @@ extern void discard_infcall_control_state (struct infcall_control_state *);
extern struct regcache *
get_infcall_suspend_state_regcache (struct infcall_suspend_state *);
-/* Save value of inferior_ptid so that it may be restored by
- a later call to do_cleanups(). Returns the struct cleanup
- pointer needed for later doing the cleanup. */
-extern struct cleanup * save_inferior_ptid (void);
-
extern void set_sigint_trap (void);
extern void clear_sigint_trap (void);
diff --git a/gdb/infrun.c b/gdb/infrun.c
index d6723fd..541fc09 100644
--- a/gdb/infrun.c
+++ b/gdb/infrun.c
@@ -1756,7 +1756,7 @@ displaced_step_dump_bytes (struct ui_file *file,
static int
displaced_step_prepare_throw (ptid_t ptid)
{
- struct cleanup *old_cleanups, *ignore_cleanups;
+ struct cleanup *ignore_cleanups;
struct thread_info *tp = find_thread_ptid (ptid);
struct regcache *regcache = get_thread_regcache (ptid);
struct gdbarch *gdbarch = get_regcache_arch (regcache);
@@ -1808,7 +1808,7 @@ displaced_step_prepare_throw (ptid_t ptid)
displaced_step_clear (displaced);
- old_cleanups = save_inferior_ptid ();
+ scoped_restore save_inferior_ptid = make_scoped_restore (&inferior_ptid);
inferior_ptid = ptid;
original = regcache_read_pc (regcache);
@@ -1834,7 +1834,6 @@ displaced_step_prepare_throw (ptid_t ptid)
"Stepping over breakpoint in-line instead.\n");
}
- do_cleanups (old_cleanups);
return -1;
}
@@ -1864,7 +1863,7 @@ displaced_step_prepare_throw (ptid_t ptid)
/* The architecture doesn't know how or want to displaced step
this instruction or instruction sequence. Fallback to
stepping over the breakpoint in-line. */
- do_cleanups (old_cleanups);
+ do_cleanups (ignore_cleanups);
return -1;
}
@@ -1883,8 +1882,6 @@ displaced_step_prepare_throw (ptid_t ptid)
discard_cleanups (ignore_cleanups);
- do_cleanups (old_cleanups);
-
if (debug_displaced)
fprintf_unfiltered (gdb_stdlog, "displaced: displaced pc to %s\n",
paddress (gdbarch, copy));
@@ -1941,11 +1938,10 @@ static void
write_memory_ptid (ptid_t ptid, CORE_ADDR memaddr,
const gdb_byte *myaddr, int len)
{
- struct cleanup *ptid_cleanup = save_inferior_ptid ();
+ scoped_restore save_inferior_ptid = make_scoped_restore (&inferior_ptid);
inferior_ptid = ptid;
write_memory (memaddr, myaddr, len);
- do_cleanups (ptid_cleanup);
}
/* Restore the contents of the copy area for thread PTID. */
@@ -4366,17 +4362,10 @@ wait_one (struct target_waitstatus *ws)
static int \
thread_stopped_by_ ## REASON (ptid_t ptid) \
{ \
- struct cleanup *old_chain; \
- int res; \
- \
- old_chain = save_inferior_ptid (); \
+ scoped_restore save_inferior_ptid = make_scoped_restore (&inferior_ptid); \
inferior_ptid = ptid; \
\
- res = target_stopped_by_ ## REASON (); \
- \
- do_cleanups (old_chain); \
- \
- return res; \
+ return target_stopped_by_ ## REASON (); \
}
/* Generate thread_stopped_by_watchpoint. */
@@ -5706,7 +5695,7 @@ handle_signal_stop (struct execution_control_state *ecs)
{
struct regcache *regcache = get_thread_regcache (ecs->ptid);
struct gdbarch *gdbarch = get_regcache_arch (regcache);
- struct cleanup *old_chain = save_inferior_ptid ();
+ scoped_restore save_inferior_ptid = make_scoped_restore (&inferior_ptid);
inferior_ptid = ecs->ptid;
@@ -5726,8 +5715,6 @@ handle_signal_stop (struct execution_control_state *ecs)
fprintf_unfiltered (gdb_stdlog,
"infrun: (no data address available)\n");
}
-
- do_cleanups (old_chain);
}
/* This is originated from start_remote(), start_inferior() and
@@ -9116,32 +9103,6 @@ discard_infcall_control_state (struct infcall_control_state *inf_status)
xfree (inf_status);
}
-/* restore_inferior_ptid() will be used by the cleanup machinery
- to restore the inferior_ptid value saved in a call to
- save_inferior_ptid(). */
-
-static void
-restore_inferior_ptid (void *arg)
-{
- ptid_t *saved_ptid_ptr = (ptid_t *) arg;
-
- inferior_ptid = *saved_ptid_ptr;
- xfree (arg);
-}
-
-/* Save the value of inferior_ptid so that it may be restored by a
- later call to do_cleanups(). Returns the struct cleanup pointer
- needed for later doing the cleanup. */
-
-struct cleanup *
-save_inferior_ptid (void)
-{
- ptid_t *saved_ptid_ptr = XNEW (ptid_t);
-
- *saved_ptid_ptr = inferior_ptid;
- return make_cleanup (restore_inferior_ptid, saved_ptid_ptr);
-}
-
/* See infrun.h. */
void
diff --git a/gdb/linux-nat.c b/gdb/linux-nat.c
index b9c7d1f..4124318 100644
--- a/gdb/linux-nat.c
+++ b/gdb/linux-nat.c
@@ -477,7 +477,6 @@ linux_child_follow_fork (struct target_ops *ops, int follow_child,
{
struct lwp_info *child_lp = NULL;
int status = W_STOPCODE (0);
- struct cleanup *old_chain;
int has_vforked;
ptid_t parent_ptid, child_ptid;
int parent_pid, child_pid;
@@ -490,16 +489,15 @@ linux_child_follow_fork (struct target_ops *ops, int follow_child,
child_pid = ptid_get_lwp (child_ptid);
/* We're already attached to the parent, by default. */
- old_chain = save_inferior_ptid ();
- inferior_ptid = child_ptid;
- child_lp = add_lwp (inferior_ptid);
+ child_lp = add_lwp (child_ptid);
child_lp->stopped = 1;
child_lp->last_resume_kind = resume_stop;
/* Detach new forked process? */
if (detach_fork)
{
- make_cleanup (delete_lwp_cleanup, child_lp);
+ struct cleanup *old_chain = make_cleanup (delete_lwp_cleanup,
+ child_lp);
if (linux_nat_prepare_to_resume != NULL)
linux_nat_prepare_to_resume (child_lp);
@@ -513,7 +511,7 @@ linux_child_follow_fork (struct target_ops *ops, int follow_child,
once before detaching to clear the flags. */
if (!gdbarch_software_single_step_p (target_thread_architecture
- (child_lp->ptid)))
+ (child_lp->ptid)))
{
linux_disable_event_reporting (child_pid);
if (ptrace (PTRACE_SINGLESTEP, child_pid, 0, 0) < 0)
@@ -533,17 +531,18 @@ linux_child_follow_fork (struct target_ops *ops, int follow_child,
ptrace (PTRACE_DETACH, child_pid, 0, signo);
}
- /* Resets value of inferior_ptid to parent ptid. */
do_cleanups (old_chain);
}
else
{
+ scoped_restore save_inferior_ptid
+ = make_scoped_restore (&inferior_ptid);
+ inferior_ptid = child_ptid;
+
/* Let the thread_db layer learn about this new process. */
check_for_thread_db ();
}
- do_cleanups (old_chain);
-
if (has_vforked)
{
struct lwp_info *parent_lp;
@@ -2458,12 +2457,10 @@ maybe_clear_ignore_sigint (struct lwp_info *lp)
static int
check_stopped_by_watchpoint (struct lwp_info *lp)
{
- struct cleanup *old_chain;
-
if (linux_ops->to_stopped_by_watchpoint == NULL)
return 0;
- old_chain = save_inferior_ptid ();
+ scoped_restore save_inferior_ptid = make_scoped_restore (&inferior_ptid);
inferior_ptid = lp->ptid;
if (linux_ops->to_stopped_by_watchpoint (linux_ops))
@@ -2478,8 +2475,6 @@ check_stopped_by_watchpoint (struct lwp_info *lp)
lp->stopped_data_address_p = 0;
}
- do_cleanups (old_chain);
-
return lp->stop_reason == TARGET_STOPPED_BY_WATCHPOINT;
}
diff --git a/gdb/linux-tdep.c b/gdb/linux-tdep.c
index 5c7f8a0..f5389a0 100644
--- a/gdb/linux-tdep.c
+++ b/gdb/linux-tdep.c
@@ -1649,14 +1649,15 @@ linux_collect_thread_registers (const struct regcache *regcache,
return data.note_data;
}
-/* Fetch the siginfo data for the current thread, if it exists. If
+/* Fetch the siginfo data for the specified thread, if it exists. If
there is no data, or we could not read it, return NULL. Otherwise,
return a newly malloc'd buffer holding the data and fill in *SIZE
with the size of the data. The caller is responsible for freeing
the data. */
static gdb_byte *
-linux_get_siginfo_data (struct gdbarch *gdbarch, LONGEST *size)
+linux_get_siginfo_data (thread_info *thread, struct gdbarch *gdbarch,
+ LONGEST *size)
{
struct type *siginfo_type;
gdb_byte *buf;
@@ -1666,6 +1667,9 @@ linux_get_siginfo_data (struct gdbarch *gdbarch, LONGEST *size)
if (!gdbarch_get_siginfo_type_p (gdbarch))
return NULL;
+ scoped_restore save_inferior_ptid = make_scoped_restore (&inferior_ptid);
+ inferior_ptid = thread->ptid;
+
siginfo_type = gdbarch_get_siginfo_type (gdbarch);
buf = (gdb_byte *) xmalloc (TYPE_LENGTH (siginfo_type));
@@ -1710,11 +1714,8 @@ linux_corefile_thread (struct thread_info *info,
regcache = get_thread_arch_regcache (info->ptid, args->gdbarch);
- old_chain = save_inferior_ptid ();
- inferior_ptid = info->ptid;
target_fetch_registers (regcache, -1);
- siginfo_data = linux_get_siginfo_data (args->gdbarch, &siginfo_size);
- do_cleanups (old_chain);
+ siginfo_data = linux_get_siginfo_data (info, args->gdbarch, &siginfo_size);
old_chain = make_cleanup (xfree, siginfo_data);
diff --git a/gdb/proc-service.c b/gdb/proc-service.c
index 5e5eee0..1e5433c 100644
--- a/gdb/proc-service.c
+++ b/gdb/proc-service.c
@@ -87,7 +87,7 @@ static ps_err_e
ps_xfer_memory (const struct ps_prochandle *ph, psaddr_t addr,
gdb_byte *buf, size_t len, int write)
{
- struct cleanup *old_chain = save_inferior_ptid ();
+ scoped_restore save_inferior_ptid = make_scoped_restore (&inferior_ptid);
int ret;
CORE_ADDR core_addr = ps_addr_to_core_addr (addr);
@@ -98,8 +98,6 @@ ps_xfer_memory (const struct ps_prochandle *ph, psaddr_t addr,
else
ret = target_read_memory (core_addr, buf, len);
- do_cleanups (old_chain);
-
return (ret == 0 ? PS_OK : PS_ERR);
}
diff --git a/gdb/procfs.c b/gdb/procfs.c
index 4b965ea..504d74c 100644
--- a/gdb/procfs.c
+++ b/gdb/procfs.c
@@ -5316,7 +5316,6 @@ procfs_do_thread_registers (bfd *obfd, ptid_t ptid,
gdb_gregset_t gregs;
gdb_fpregset_t fpregs;
unsigned long merged_pid;
- struct cleanup *old_chain;
merged_pid = ptid_get_lwp (ptid) << 16 | ptid_get_pid (ptid);
@@ -5325,7 +5324,7 @@ procfs_do_thread_registers (bfd *obfd, ptid_t ptid,
once it is implemented in this platform:
gdbarch_iterate_over_regset_sections(). */
- old_chain = save_inferior_ptid ();
+ scoped_restore save_inferior_ptid = make_scoped_restore (&inferior_ptid);
inferior_ptid = ptid;
target_fetch_registers (regcache, -1);
@@ -5352,8 +5351,6 @@ procfs_do_thread_registers (bfd *obfd, ptid_t ptid,
&fpregs,
sizeof (fpregs));
- do_cleanups (old_chain);
-
return note_data;
}
diff --git a/gdb/sol-thread.c b/gdb/sol-thread.c
index 02515b2..c4d4b02 100644
--- a/gdb/sol-thread.c
+++ b/gdb/sol-thread.c
@@ -367,10 +367,9 @@ static void
sol_thread_resume (struct target_ops *ops,
ptid_t ptid, int step, enum gdb_signal signo)
{
- struct cleanup *old_chain;
struct target_ops *beneath = find_target_beneath (ops);
- old_chain = save_inferior_ptid ();
+ scoped_restore save_inferior_ptid = make_scoped_restore (&inferior_ptid);
inferior_ptid = thread_to_lwp (inferior_ptid, ptid_get_pid (main_ph.ptid));
if (ptid_get_pid (inferior_ptid) == -1)
@@ -389,8 +388,6 @@ sol_thread_resume (struct target_ops *ops,
}
beneath->to_resume (beneath, ptid, step, signo);
-
- do_cleanups (old_chain);
}
/* Wait for any threads to stop. We may have to convert PTID from a
@@ -403,10 +400,9 @@ sol_thread_wait (struct target_ops *ops,
ptid_t rtnval;
ptid_t save_ptid;
struct target_ops *beneath = find_target_beneath (ops);
- struct cleanup *old_chain;
save_ptid = inferior_ptid;
- old_chain = save_inferior_ptid ();
+ scoped_restore save_inferior_ptid = make_scoped_restore (&inferior_ptid);
inferior_ptid = thread_to_lwp (inferior_ptid, ptid_get_pid (main_ph.ptid));
if (ptid_get_pid (inferior_ptid) == -1)
@@ -445,8 +441,6 @@ sol_thread_wait (struct target_ops *ops,
package being initialized, since that can only happen after we've
found the shared libs. */
- do_cleanups (old_chain);
-
return rtnval;
}
@@ -569,11 +563,9 @@ sol_thread_xfer_partial (struct target_ops *ops, enum target_object object,
const gdb_byte *writebuf,
ULONGEST offset, ULONGEST len, ULONGEST *xfered_len)
{
- enum target_xfer_status retval;
- struct cleanup *old_chain;
struct target_ops *beneath = find_target_beneath (ops);
- old_chain = save_inferior_ptid ();
+ scoped_restore save_inferior_ptid = make_scoped_restore (&inferior_ptid);
if (ptid_tid_p (inferior_ptid) || !target_thread_alive (inferior_ptid))
{
@@ -585,12 +577,8 @@ sol_thread_xfer_partial (struct target_ops *ops, enum target_object object,
inferior_ptid = procfs_first_available ();
}
- retval = beneath->to_xfer_partial (beneath, object, annex, readbuf,
- writebuf, offset, len, xfered_len);
-
- do_cleanups (old_chain);
-
- return retval;
+ return beneath->to_xfer_partial (beneath, object, annex, readbuf,
+ writebuf, offset, len, xfered_len);
}
static void
@@ -800,9 +788,8 @@ rw_common (int dowrite, const struct ps_prochandle *ph, gdb_ps_addr_t addr,
gdb_byte *buf, int size)
{
int ret;
- struct cleanup *old_chain;
- old_chain = save_inferior_ptid ();
+ scoped_restore save_inferior_ptid = make_scoped_restore (&inferior_ptid);
if (ptid_tid_p (inferior_ptid) || !target_thread_alive (inferior_ptid))
{
@@ -826,8 +813,6 @@ rw_common (int dowrite, const struct ps_prochandle *ph, gdb_ps_addr_t addr,
else
ret = target_read_memory (addr, (gdb_byte *) buf, size);
- do_cleanups (old_chain);
-
return (ret == 0 ? PS_OK : PS_ERR);
}
diff --git a/gdb/spu-multiarch.c b/gdb/spu-multiarch.c
index 3da502c..7682ca2 100644
--- a/gdb/spu-multiarch.c
+++ b/gdb/spu-multiarch.c
@@ -76,10 +76,11 @@ parse_spufs_run (ptid_t ptid, int *fd, CORE_ADDR *addr)
tdep = gdbarch_tdep (target_gdbarch ());
/* Fetch instruction preceding current NIP. */
- old_chain = save_inferior_ptid ();
- inferior_ptid = ptid;
- regval = target_read_memory (regcache_read_pc (regcache) - 4, buf, 4);
- do_cleanups (old_chain);
+ {
+ scoped_restore save_inferior_ptid = make_scoped_restore (&inferior_ptid);
+ inferior_ptid = ptid;
+ regval = target_read_memory (regcache_read_pc (regcache) - 4, buf, 4);
+ }
if (regval != 0)
return 0;
/* It should be a "sc" instruction. */
generated by cgit v1.1 at 2024-12-02 09:12:21 +0000