diff options
Diffstat (limited to 'gdb/ia64-libunwind-tdep.c')
-rw-r--r-- | gdb/ia64-libunwind-tdep.c | 23 |
1 files changed, 6 insertions, 17 deletions
diff --git a/gdb/ia64-libunwind-tdep.c b/gdb/ia64-libunwind-tdep.c index a2a236a466..4c788f2095 100644 --- a/gdb/ia64-libunwind-tdep.c +++ b/gdb/ia64-libunwind-tdep.c @@ -56,7 +56,7 @@ #endif static int libunwind_initialized; -static struct gdbarch_data *libunwind_descr_handle; +static const registry<gdbarch>::key<libunwind_descr> libunwind_descr_handle; /* Required function pointers from libunwind. */ typedef int (unw_get_reg_p_ftype) (unw_cursor_t *, unw_regnum_t, unw_word_t *); @@ -127,17 +127,10 @@ static const char *find_dyn_list_name = STRINGIFY(UNW_OBJ(find_dyn_list)); static struct libunwind_descr * libunwind_descr (struct gdbarch *gdbarch) { - return ((struct libunwind_descr *) - gdbarch_data (gdbarch, libunwind_descr_handle)); -} - -static void * -libunwind_descr_init (struct obstack *obstack) -{ - struct libunwind_descr *descr - = OBSTACK_ZALLOC (obstack, struct libunwind_descr); - - return descr; + struct libunwind_descr *result = libunwind_descr_handle.get (gdbarch); + if (result == nullptr) + result = libunwind_descr_handle.emplace (gdbarch); + return result; } void @@ -148,8 +141,7 @@ libunwind_frame_set_descr (struct gdbarch *gdbarch, gdb_assert (gdbarch != NULL); - arch_descr = ((struct libunwind_descr *) - gdbarch_data (gdbarch, libunwind_descr_handle)); + arch_descr = libunwind_descr (gdbarch); gdb_assert (arch_descr != NULL); /* Copy new descriptor info into arch descriptor. */ @@ -587,8 +579,5 @@ void _initialize_libunwind_frame (); void _initialize_libunwind_frame () { - libunwind_descr_handle - = gdbarch_data_register_pre_init (libunwind_descr_init); - libunwind_initialized = libunwind_load (); } |