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authorYao Qi <yao.qi@linaro.org>2017-04-28 22:48:42 +0100
committerYao Qi <yao.qi@linaro.org>2017-04-28 22:48:42 +0100
commit0749542484129e77a30f1089d6d671197be5035f (patch)
tree6deb3119e76ecdaade1ab6995d6aa7fce43c63e2 /gdb
parentdeb1fa3edaf10c65d1f39951779927da955e3a57 (diff)
Remove cleanup in get_return_value
With regcache ctor, we can use it to create local object in get_return_value (), so that the cleanup can be removed. gdb: 2017-04-28 Yao Qi <yao.qi@linaro.org> * infcmd.c (get_return_value): Use regcache ctor, and remove cleanup.
Diffstat (limited to 'gdb')
-rw-r--r--gdb/ChangeLog5
-rw-r--r--gdb/infcmd.c14
2 files changed, 8 insertions, 11 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 29e9cbd98c..990bfd5e71 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,4 +1,9 @@
2017-04-28 Yao Qi <yao.qi@linaro.org>
+
+ * infcmd.c (get_return_value): Use regcache ctor, and remove
+ cleanup.
+
+2017-04-28 Yao Qi <yao.qi@linaro.org>
Pedro Alves <palves@redhat.com>
* regcache.c (regcache::regcache): New tag dispatch ctor.
diff --git a/gdb/infcmd.c b/gdb/infcmd.c
index 22b2c7aade..56da56f446 100644
--- a/gdb/infcmd.c
+++ b/gdb/infcmd.c
@@ -1604,15 +1604,9 @@ advance_command (char *arg, int from_tty)
struct value *
get_return_value (struct value *function, struct type *value_type)
{
- struct regcache *stop_regs;
- struct gdbarch *gdbarch;
+ regcache stop_regs (regcache::readonly, *get_current_regcache ());
+ struct gdbarch *gdbarch = stop_regs.arch ();
struct value *value;
- struct cleanup *cleanup;
-
- stop_regs = regcache_dup (get_current_regcache ());
- cleanup = make_cleanup_regcache_xfree (stop_regs);
-
- gdbarch = get_regcache_arch (stop_regs);
value_type = check_typedef (value_type);
gdb_assert (TYPE_CODE (value_type) != TYPE_CODE_VOID);
@@ -1631,7 +1625,7 @@ get_return_value (struct value *function, struct type *value_type)
case RETURN_VALUE_ABI_RETURNS_ADDRESS:
case RETURN_VALUE_ABI_PRESERVES_ADDRESS:
value = allocate_value (value_type);
- gdbarch_return_value (gdbarch, function, value_type, stop_regs,
+ gdbarch_return_value (gdbarch, function, value_type, &stop_regs,
value_contents_raw (value), NULL);
break;
case RETURN_VALUE_STRUCT_CONVENTION:
@@ -1641,8 +1635,6 @@ get_return_value (struct value *function, struct type *value_type)
internal_error (__FILE__, __LINE__, _("bad switch"));
}
- do_cleanups (cleanup);
-
return value;
}