72   const struct tailcall_cache *cache = (const struct tailcall_cache *) arg;  in cache_hash()  local
74   return htab_hash_pointer (cache->next_bottom_frame);  in cache_hash()
95   struct tailcall_cache *cache = XCNEW (struct tailcall_cache);  in cache_new_ref1()  local
98   cache->next_bottom_frame = next_bottom_frame;  in cache_new_ref1()
99   cache->refc = 1;  in cache_new_ref1()
101   slot = htab_find_slot (cache_htab, cache, INSERT);  in cache_new_ref1()
103   *slot = cache;  in cache_new_ref1()
105   return cache;  in cache_new_ref1()
111 cache_ref (struct tailcall_cache *cache)  in cache_ref()  argument
113   gdb_assert (cache->refc > 0);  in cache_ref()
115   cache->refc++;  in cache_ref()
122 cache_unref (struct tailcall_cache *cache)  in cache_unref()  argument
124   gdb_assert (cache->refc > 0);  in cache_unref()
126   if (!--cache->refc)  in cache_unref()
128       gdb_assert (htab_find_slot (cache_htab, cache, NO_INSERT) != NULL);  in cache_unref()
129       htab_remove_elt (cache_htab, cache);  in cache_unref()
131       xfree (cache->chain);  in cache_unref()
132       xfree (cache);  in cache_unref()
151   struct tailcall_cache *cache;  in cache_find()  local
164   cache = (struct tailcall_cache *) *slot;  in cache_find()
165   gdb_assert (cache != NULL);  in cache_find()
166   return cache;  in cache_find()
174 		      struct tailcall_cache *cache)  in existing_next_levels()  argument
177 		- frame_relative_level (cache->next_bottom_frame) - 1);  in existing_next_levels()
213   struct tailcall_cache *cache = (struct tailcall_cache *) *this_cache;  in tailcall_frame_this_id()  local
223   (*this_id).artificial_depth = (cache->chain_levels  in tailcall_frame_this_id()
224 				 - existing_next_levels (this_frame, cache));  in tailcall_frame_this_id()
232 pretend_pc (struct frame_info *this_frame, struct tailcall_cache *cache)  in pretend_pc()  argument
234   int next_levels = existing_next_levels (this_frame, cache);  in pretend_pc()
235   struct call_site_chain *chain = cache->chain;  in pretend_pc()
255   return cache->prev_pc;  in pretend_pc()
268   struct tailcall_cache *cache = (struct tailcall_cache *) *tailcall_cachep;  in dwarf2_tailcall_prev_register_first()  local
272     addr = pretend_pc (this_frame, cache);  in dwarf2_tailcall_prev_register_first()
273   else if (cache->prev_sp_p && regnum == gdbarch_sp_regnum (this_gdbarch))  in dwarf2_tailcall_prev_register_first()
275       int next_levels = existing_next_levels (this_frame, cache);  in dwarf2_tailcall_prev_register_first()
277       if (next_levels == cache->chain_levels - 1)  in dwarf2_tailcall_prev_register_first()
278 	addr = cache->prev_sp;  in dwarf2_tailcall_prev_register_first()
280 	addr = dwarf2_frame_cfa (this_frame) - cache->entry_cfa_sp_offset;  in dwarf2_tailcall_prev_register_first()
297   struct tailcall_cache *cache = (struct tailcall_cache *) *this_cache;  in tailcall_frame_prev_register()  local
300   gdb_assert (this_frame != cache->next_bottom_frame);  in tailcall_frame_prev_register()
320   struct tailcall_cache *cache;  in tailcall_frame_sniffer()  local
330   cache = cache_find (next_frame);  in tailcall_frame_sniffer()
331   if (cache == NULL)  in tailcall_frame_sniffer()
334   cache_ref (cache);  in tailcall_frame_sniffer()
336   next_levels = existing_next_levels (this_frame, cache);  in tailcall_frame_sniffer()
340   gdb_assert (next_levels <= cache->chain_levels);  in tailcall_frame_sniffer()
342   if (next_levels == cache->chain_levels)  in tailcall_frame_sniffer()
344       cache_unref (cache);  in tailcall_frame_sniffer()
348   *this_cache = cache;  in tailcall_frame_sniffer()
372   struct tailcall_cache *cache;  in dwarf2_tailcall_sniffer_first()  local
428   cache = cache_new_ref1 (this_frame);  in dwarf2_tailcall_sniffer_first()
429   *tailcall_cachep = cache;  in dwarf2_tailcall_sniffer_first()
430   cache->chain = chain.release ();  in dwarf2_tailcall_sniffer_first()
431   cache->prev_pc = prev_pc;  in dwarf2_tailcall_sniffer_first()
432   cache->chain_levels = pretended_chain_levels (cache->chain);  in dwarf2_tailcall_sniffer_first()
433   cache->prev_sp_p = prev_sp_p;  in dwarf2_tailcall_sniffer_first()
434   if (cache->prev_sp_p)  in dwarf2_tailcall_sniffer_first()
436       cache->prev_sp = prev_sp;  in dwarf2_tailcall_sniffer_first()
437       cache->entry_cfa_sp_offset = *entry_cfa_sp_offsetp;  in dwarf2_tailcall_sniffer_first()
439   gdb_assert (cache->chain_levels > 0);  in dwarf2_tailcall_sniffer_first()
449   struct tailcall_cache *cache = (struct tailcall_cache *) this_cache;  in tailcall_frame_dealloc_cache()  local
451   cache_unref (cache);  in tailcall_frame_dealloc_cache()
461   struct tailcall_cache *cache = (struct tailcall_cache *) *this_prologue_cache;  in tailcall_frame_prev_arch()  local
463   return get_frame_arch (cache->next_bottom_frame);  in tailcall_frame_prev_arch()