diff options
Diffstat (limited to 'gdb/ia64-libunwind-tdep.c')
| -rw-r--r-- | gdb/ia64-libunwind-tdep.c | 110 |
1 files changed, 52 insertions, 58 deletions
diff --git a/gdb/ia64-libunwind-tdep.c b/gdb/ia64-libunwind-tdep.c index c3a61bc..8b7506a 100644 --- a/gdb/ia64-libunwind-tdep.c +++ b/gdb/ia64-libunwind-tdep.c @@ -52,7 +52,7 @@ #define __LITTLE_ENDIAN 1234 #endif #ifndef __BIG_ENDIAN -#define __BIG_ENDIAN 4321 +#define __BIG_ENDIAN 4321 #endif static int libunwind_initialized; @@ -87,7 +87,6 @@ typedef unw_word_t (unw_find_dyn_list_p_ftype) (unw_addr_space_t, unw_dyn_info_t *, void *); static unw_find_dyn_list_p_ftype *unw_find_dyn_list_p; - struct libunwind_frame_cache { CORE_ADDR base; @@ -103,26 +102,27 @@ struct libunwind_frame_cache #ifndef LIBUNWIND_SO /* Use the stable ABI major version number. `libunwind-ia64.so' is a link time only library, not a runtime one. */ -#define LIBUNWIND_SO "libunwind-" STRINGIFY(UNW_TARGET) ".so.8" +#define LIBUNWIND_SO "libunwind-" STRINGIFY (UNW_TARGET) ".so.8" /* Provide also compatibility with older .so. The two APIs are compatible, .8 is only extended a bit, GDB does not use the extended API at all. */ -#define LIBUNWIND_SO_7 "libunwind-" STRINGIFY(UNW_TARGET) ".so.7" +#define LIBUNWIND_SO_7 "libunwind-" STRINGIFY (UNW_TARGET) ".so.7" #endif -static const char *get_reg_name = STRINGIFY(UNW_OBJ(get_reg)); -static const char *get_fpreg_name = STRINGIFY(UNW_OBJ(get_fpreg)); -static const char *get_saveloc_name = STRINGIFY(UNW_OBJ(get_save_loc)); -static const char *is_signal_frame_name = STRINGIFY(UNW_OBJ(is_signal_frame)); -static const char *step_name = STRINGIFY(UNW_OBJ(step)); -static const char *init_remote_name = STRINGIFY(UNW_OBJ(init_remote)); +static const char *get_reg_name = STRINGIFY (UNW_OBJ (get_reg)); +static const char *get_fpreg_name = STRINGIFY (UNW_OBJ (get_fpreg)); +static const char *get_saveloc_name = STRINGIFY (UNW_OBJ (get_save_loc)); +static const char *is_signal_frame_name + = STRINGIFY (UNW_OBJ (is_signal_frame)); +static const char *step_name = STRINGIFY (UNW_OBJ (step)); +static const char *init_remote_name = STRINGIFY (UNW_OBJ (init_remote)); static const char *create_addr_space_name - = STRINGIFY(UNW_OBJ(create_addr_space)); + = STRINGIFY (UNW_OBJ (create_addr_space)); static const char *destroy_addr_space_name - = STRINGIFY(UNW_OBJ(destroy_addr_space)); + = STRINGIFY (UNW_OBJ (destroy_addr_space)); static const char *search_unwind_table_name - = STRINGIFY(UNW_OBJ(search_unwind_table)); -static const char *find_dyn_list_name = STRINGIFY(UNW_OBJ(find_dyn_list)); + = STRINGIFY (UNW_OBJ (search_unwind_table)); +static const char *find_dyn_list_name = STRINGIFY (UNW_OBJ (find_dyn_list)); static struct libunwind_descr * libunwind_descr (struct gdbarch *gdbarch) @@ -198,11 +198,10 @@ libunwind_frame_cache (frame_info_ptr this_frame, void **this_cache) interface which will invoke libunwind's special logic. */ descr = libunwind_descr (gdbarch); acc = (unw_accessors_t *) descr->accessors; - as = unw_create_addr_space_p (acc, - gdbarch_byte_order (gdbarch) - == BFD_ENDIAN_BIG - ? __BIG_ENDIAN - : __LITTLE_ENDIAN); + as = unw_create_addr_space_p (acc, + gdbarch_byte_order (gdbarch) == BFD_ENDIAN_BIG + ? __BIG_ENDIAN + : __LITTLE_ENDIAN); unw_init_remote_p (&cache->cursor, as, this_frame); if (unw_step_p (&cache->cursor) < 0) @@ -217,10 +216,10 @@ libunwind_frame_cache (frame_info_ptr this_frame, void **this_cache) if (ret < 0) { unw_destroy_addr_space_p (as); - error (_("Can't get libunwind sp register.")); + error (_ ("Can't get libunwind sp register.")); } - cache->base = (CORE_ADDR)fp; + cache->base = (CORE_ADDR) fp; cache->as = as; *this_cache = cache; @@ -264,11 +263,10 @@ libunwind_frame_sniffer (const struct frame_unwind *self, descr = libunwind_descr (gdbarch); acc = (unw_accessors_t *) descr->accessors; - as = unw_create_addr_space_p (acc, - gdbarch_byte_order (gdbarch) - == BFD_ENDIAN_BIG - ? __BIG_ENDIAN - : __LITTLE_ENDIAN); + as = unw_create_addr_space_p (acc, + gdbarch_byte_order (gdbarch) == BFD_ENDIAN_BIG + ? __BIG_ENDIAN + : __LITTLE_ENDIAN); ret = unw_init_remote_p (&cursor, as, this_frame); @@ -278,7 +276,6 @@ libunwind_frame_sniffer (const struct frame_unwind *self, return 0; } - /* Check to see if we have libunwind info by checking if we are in a signal frame. If it doesn't return an error, we have libunwind info and can use libunwind. */ @@ -295,19 +292,19 @@ void libunwind_frame_this_id (frame_info_ptr this_frame, void **this_cache, struct frame_id *this_id) { - struct libunwind_frame_cache *cache = - libunwind_frame_cache (this_frame, this_cache); + struct libunwind_frame_cache *cache + = libunwind_frame_cache (this_frame, this_cache); if (cache != NULL) (*this_id) = frame_id_build (cache->base, cache->func_addr); } struct value * -libunwind_frame_prev_register (frame_info_ptr this_frame, - void **this_cache, int regnum) +libunwind_frame_prev_register (frame_info_ptr this_frame, void **this_cache, + int regnum) { - struct libunwind_frame_cache *cache = - libunwind_frame_cache (this_frame, this_cache); + struct libunwind_frame_cache *cache + = libunwind_frame_cache (this_frame, this_cache); unw_save_loc_t sl; int ret; @@ -319,7 +316,7 @@ libunwind_frame_prev_register (frame_info_ptr this_frame, if (cache == NULL) return frame_unwind_got_constant (this_frame, regnum, 0); - + /* Convert from gdb register number to libunwind register number. */ descr = libunwind_descr (get_frame_arch (this_frame)); uw_regnum = descr->gdb2uw (regnum); @@ -327,7 +324,7 @@ libunwind_frame_prev_register (frame_info_ptr this_frame, gdb_assert (regnum >= 0); if (!target_has_registers ()) - error (_("No registers.")); + error (_ ("No registers.")); if (uw_regnum < 0) return frame_unwind_got_constant (this_frame, regnum, 0); @@ -370,13 +367,13 @@ libunwind_frame_prev_register (frame_info_ptr this_frame, } return val; -} +} /* The following is a glue routine to call the libunwind unwind table - search function to get unwind information for a specified ip address. */ + search function to get unwind information for a specified ip address. */ int -libunwind_search_unwind_table (void *as, long ip, void *di, - void *pi, int need_unwind_info, void *args) +libunwind_search_unwind_table (void *as, long ip, void *di, void *pi, + int need_unwind_info, void *args) { return unw_search_unwind_table_p (*(unw_addr_space_t *) as, (unw_word_t) ip, (unw_dyn_info_t *) di, @@ -387,8 +384,7 @@ libunwind_search_unwind_table (void *as, long ip, void *di, /* Verify if we are in a sigtramp frame and we can use libunwind to unwind. */ int libunwind_sigtramp_frame_sniffer (const struct frame_unwind *self, - frame_info_ptr this_frame, - void **this_cache) + frame_info_ptr this_frame, void **this_cache) { unw_cursor_t cursor; unw_accessors_t *acc; @@ -406,11 +402,10 @@ libunwind_sigtramp_frame_sniffer (const struct frame_unwind *self, descr = libunwind_descr (gdbarch); acc = (unw_accessors_t *) descr->accessors; - as = unw_create_addr_space_p (acc, - gdbarch_byte_order (gdbarch) - == BFD_ENDIAN_BIG - ? __BIG_ENDIAN - : __LITTLE_ENDIAN); + as = unw_create_addr_space_p (acc, + gdbarch_byte_order (gdbarch) == BFD_ENDIAN_BIG + ? __BIG_ENDIAN + : __LITTLE_ENDIAN); ret = unw_init_remote_p (&cursor, as, this_frame); @@ -435,8 +430,8 @@ libunwind_sigtramp_frame_sniffer (const struct frame_unwind *self, are usually located at BOF, this is not always true and only the libunwind info can decipher where they actually are. */ int -libunwind_get_reg_special (struct gdbarch *gdbarch, readable_regcache *regcache, - int regnum, void *buf) +libunwind_get_reg_special (struct gdbarch *gdbarch, + readable_regcache *regcache, int regnum, void *buf) { unw_cursor_t cursor; unw_accessors_t *acc; @@ -448,14 +443,12 @@ libunwind_get_reg_special (struct gdbarch *gdbarch, readable_regcache *regcache, unw_fpreg_t fpval; void *ptr; - descr = libunwind_descr (gdbarch); acc = (unw_accessors_t *) descr->special_accessors; - as = unw_create_addr_space_p (acc, - gdbarch_byte_order (gdbarch) - == BFD_ENDIAN_BIG - ? __BIG_ENDIAN - : __LITTLE_ENDIAN); + as = unw_create_addr_space_p (acc, + gdbarch_byte_order (gdbarch) == BFD_ENDIAN_BIG + ? __BIG_ENDIAN + : __LITTLE_ENDIAN); ret = unw_init_remote_p (&cursor, as, regcache); if (ret < 0) @@ -487,7 +480,7 @@ libunwind_get_reg_special (struct gdbarch *gdbarch, readable_regcache *regcache, return 0; } - + static int libunwind_load (void) { @@ -504,10 +497,10 @@ libunwind_load (void) } if (handle == NULL) { - gdb_printf (gdb_stderr, _("[GDB failed to load %s: %s]\n"), + gdb_printf (gdb_stderr, _ ("[GDB failed to load %s: %s]\n"), LIBUNWIND_SO, so_error); #ifdef LIBUNWIND_SO_7 - gdb_printf (gdb_stderr, _("[GDB failed to load %s: %s]\n"), + gdb_printf (gdb_stderr, _ ("[GDB failed to load %s: %s]\n"), LIBUNWIND_SO_7, dlerror ()); #endif /* LIBUNWIND_SO_7 */ } @@ -565,7 +558,7 @@ libunwind_load (void) = (unw_find_dyn_list_p_ftype *) dlsym (handle, find_dyn_list_name); if (unw_find_dyn_list_p == NULL) return 0; - + return 1; } @@ -576,6 +569,7 @@ libunwind_is_initialized (void) } void _initialize_libunwind_frame (); + void _initialize_libunwind_frame () { |