66 cache_match (struct ia64_script *script, unw_word_t ip, unw_word_t pr)  in cache_match()  argument
68   if (ip == script->ip && ((pr ^ script->pr_val) & script->pr_mask) == 0)  in cache_match()
130   struct ia64_script *script = cache->buckets + c->hint;  in script_lookup()  local
137   if (cache_match (script, ip, pr))  in script_lookup()
138     return script;  in script_lookup()
144   script = cache->buckets + index;  in script_lookup()
147       if (cache_match (script, ip, pr))  in script_lookup()
151             (script - cache->buckets);  in script_lookup()
152           return script;  in script_lookup()
154       if (script->coll_chain >= IA64_UNW_HASH_SIZE)  in script_lookup()
156       script = cache->buckets + script->coll_chain;  in script_lookup()
161 script_init (struct ia64_script *script, unw_word_t ip)  in script_init()  argument
163   script->ip = ip;  in script_init()
164   script->hint = 0;  in script_init()
165   script->count = 0;  in script_init()
166   script->abi_marker = 0;  in script_init()
172   struct ia64_script *script, *prev, *tmp;  in script_new()  local
177   script = cache->buckets + head;  in script_new()
178   cache->lru_head = script->lru_chain;  in script_new()
180   /* re-insert script at the tail of the LRU chain: */  in script_new()
184   /* remove the old script from the hash table (if it's there): */  in script_new()
185   if (script->ip)  in script_new()
187       index = hash (script->ip);  in script_new()
192           if (tmp == script)  in script_new()
203             /* old script wasn't in the hash-table */  in script_new()
209   /* enter new script in the hash table */  in script_new()
211   script->coll_chain = cache->hash[index];  in script_new()
212   cache->hash[index] = script - cache->buckets;  in script_new()
214   script_init (script, ip);  in script_new()
215   return script;  in script_new()
219 script_finalize (struct ia64_script *script, struct cursor *c,  in script_finalize()  argument
222   script->pr_mask = sr->pr_mask;  in script_finalize()
223   script->pr_val = sr->pr_val;  in script_finalize()
224   script->pi = c->pi;  in script_finalize()
228 script_emit (struct ia64_script *script, struct ia64_script_insn insn)  in script_emit()  argument
230   if (script->count >= IA64_MAX_SCRIPT_LEN)  in script_emit()
232       Dprintf ("%s: script exceeds maximum size of %u instructions!\n",  in script_emit()
236   script->insn[script->count++] = insn;  in script_emit()
241              struct ia64_script *script)  in compile_reg()  argument
351   script_emit (script, insn);  in compile_reg()
359       script_emit (script, insn);  in compile_reg()
410 /* Build an unwind script that unwinds from state OLD_STATE to the
414 build_script (struct cursor *c, struct ia64_script *script)  in build_script()  argument
437       script_emit (script, insn);  in build_script()
440     compile_reg (&sr, IA64_REG_PSP, sr.curr.reg + IA64_REG_PSP, script);  in build_script()
462       compile_reg (&sr, IA64_REG_PRI_UNAT_MEM, pri_unat, script);  in build_script()
469     compile_reg (&sr, regorder[i], sr.curr.reg + regorder[i], script);  in build_script()
471   script->abi_marker = sr.abi_marker;  in build_script()
472   script_finalize (script, c, &sr);  in build_script()
493 run_script (struct ia64_script *script, struct cursor *c)  in run_script()  argument
502   c->pi = script->pi;  in run_script()
503   ip = script->insn;  in run_script()
504   limit = script->insn + script->count;  in run_script()
506   c->abi_marker = script->abi_marker;  in run_script()
598   struct ia64_script script;  in uncached_find_save_locs()  local
604   script_init (&script, c->ip);  in uncached_find_save_locs()
605   if ((ret = build_script (c, &script)) < 0)  in uncached_find_save_locs()
608         Dprintf ("%s: failed to build unwind script for ip %lx\n",  in uncached_find_save_locs()
612   return run_script (&script, c);  in uncached_find_save_locs()
619   struct ia64_script *script = NULL;  in ia64_find_save_locs()  local
629       Debug (1, "contention on script-cache; doing uncached lookup\n");  in ia64_find_save_locs()
633     script = script_lookup (cache, c);  in ia64_find_save_locs()
634     Debug (8, "ip %lx %s in script cache\n", (long) c->ip,  in ia64_find_save_locs()
635            script ? "hit" : "missed");  in ia64_find_save_locs()
637     if (!script || (script->count == 0 && !script->pi.unwind_info))  in ia64_find_save_locs()
643     if (!script)  in ia64_find_save_locs()
645         script = script_new (cache, c->ip);  in ia64_find_save_locs()
646         if (!script)  in ia64_find_save_locs()
648             Dprintf ("%s: failed to create unwind script\n", __FUNCTION__);  in ia64_find_save_locs()
653     cache->buckets[c->prev_script].hint = script - cache->buckets;  in ia64_find_save_locs()
655     if (script->count == 0)  in ia64_find_save_locs()
656       ret = build_script (c, script);  in ia64_find_save_locs()
658     assert (script->count > 0);  in ia64_find_save_locs()
660     c->hint = script->hint;  in ia64_find_save_locs()
661     c->prev_script = script - cache->buckets;  in ia64_find_save_locs()
666           Dprintf ("%s: failed to locate/build unwind script for ip %lx\n",  in ia64_find_save_locs()
671     ret = run_script (script, c);  in ia64_find_save_locs()
696   struct ia64_script *script;  in ia64_cache_proc_info()  local
705   script = script_lookup (cache, c);  in ia64_cache_proc_info()
706   if (script)  in ia64_cache_proc_info()
709   script = script_new (cache, c->ip);  in ia64_cache_proc_info()
710   if (!script)  in ia64_cache_proc_info()
712       Dprintf ("%s: failed to create unwind script\n", __FUNCTION__);  in ia64_cache_proc_info()
717   script->pi = c->pi;  in ia64_cache_proc_info()
728   struct ia64_script *script;  in ia64_get_cached_proc_info()  local
735     script = script_lookup (cache, c);  in ia64_get_cached_proc_info()
736     if (script)  in ia64_get_cached_proc_info()
737       c->pi = script->pi;  in ia64_get_cached_proc_info()
740   return script ? 0 : -UNW_ENOINFO;  in ia64_get_cached_proc_info()