contrib/gcc/var-tracking.c

51    i.e. it is a list of triplets (reg, decl, offset) where decl is
177   tree decl;
244   tree decl;
257 #define VARIABLE_HASH_VAL(decl) (DECL_UID (decl))
598   return (VARIABLE_HASH_VAL (v->decl));
607   const tree decl = (const tree) y;
609   return (VARIABLE_HASH_VAL (v->decl) == VARIABLE_HASH_VAL (decl));
668 attrs_list_member (attrs list, tree decl, HOST_WIDE_INT offset)
671     if (list->decl == decl && list->offset == offset)
679 attrs_list_insert (attrs *listp, tree decl, HOST_WIDE_INT offset, rtx loc)
685   list->decl = decl;
703       n->decl = src->decl;
717       if (!attrs_list_member (*dstp, src->decl, src->offset))
718 	attrs_list_insert (dstp, src->decl, src->offset, src->loc);
740   new_var->decl = var->decl;
772   slot = htab_find_slot_with_hash (set->vars, new_var->decl,
773 				   VARIABLE_HASH_VAL (new_var->decl),
791   dstp = (variable *) htab_find_slot_with_hash (dst, src->decl,
792 						VARIABLE_HASH_VAL (src->decl),
809 /* Map a decl to its main debug decl.  */
812 var_debug_decl (tree decl)
814   if (decl && DECL_P (decl)
815       && DECL_DEBUG_EXPR_IS_FROM (decl) && DECL_DEBUG_EXPR (decl)
816       && DECL_P (DECL_DEBUG_EXPR (decl)))
817     decl = DECL_DEBUG_EXPR (decl);
819   return decl;
827   tree decl = REG_EXPR (loc);
831   decl = var_debug_decl (decl);
834     if (node->decl == decl && node->offset == offset)
837     attrs_list_insert (&set->regs[REGNO (loc)], decl, offset, loc);
838   set_variable_part (set, loc, decl, offset);
851   tree decl = REG_EXPR (loc);
856   decl = var_debug_decl (decl);
862       if (node->decl != decl || node->offset != offset)
864 	  delete_variable_part (set, node->loc, node->decl, node->offset);
875     clobber_variable_part (set, loc, decl, offset);
891       tree decl = REG_EXPR (loc);
894       decl = var_debug_decl (decl);
896       clobber_variable_part (set, NULL, decl, offset);
902       delete_variable_part (set, node->loc, node->decl, node->offset);
919       delete_variable_part (set, node->loc, node->decl, node->offset);
932   tree decl = MEM_EXPR (loc);
935   decl = var_debug_decl (decl);
937   set_variable_part (set, loc, decl, offset);
950   tree decl = MEM_EXPR (loc);
953   decl = var_debug_decl (decl);
956     clobber_variable_part (set, NULL, decl, offset);
967   tree decl = MEM_EXPR (loc);
970   decl = var_debug_decl (decl);
972     clobber_variable_part (set, NULL, decl, offset);
973   delete_variable_part (set, loc, decl, offset);
1062   dstp = (variable *) htab_find_slot_with_hash (set->vars, src->decl,
1063 						VARIABLE_HASH_VAL (src->decl),
1356   var2 = htab_find_with_hash (htab, var1->decl,
1357 			      VARIABLE_HASH_VAL (var1->decl));
1388   var2 = htab_find_with_hash (htab, var1->decl,
1389 			      VARIABLE_HASH_VAL (var1->decl));
1933       print_mem_expr (dump_file, list->decl);
1949 	   IDENTIFIER_POINTER (DECL_NAME (var->decl)));
2021   hashval_t hash = VARIABLE_HASH_VAL (var->decl);
2028 						    var->decl, hash, INSERT);
2036 	  empty_var->decl = var->decl;
2041 	  old = htab_find_slot_with_hash (htab, var->decl, hash,
2056 	  void **slot = htab_find_slot_with_hash (htab, var->decl, hash,
2102 set_variable_part (dataflow_set *set, rtx loc, tree decl, HOST_WIDE_INT offset)
2110   slot = htab_find_slot_with_hash (set->vars, decl,
2111 				   VARIABLE_HASH_VAL (decl), INSERT);
2116       var->decl = decl;
2214 clobber_variable_part (dataflow_set *set, rtx loc, tree decl,
2219   if (! decl || ! DECL_P (decl))
2222   slot = htab_find_slot_with_hash (set->vars, decl, VARIABLE_HASH_VAL (decl),
2253 			  if (anode->decl == decl
2262 		  delete_variable_part (set, node->loc, decl, offset);
2274 delete_variable_part (dataflow_set *set, rtx loc, tree decl,
2279   slot = htab_find_slot_with_hash (set->vars, decl, VARIABLE_HASH_VAL (decl),
2375   gcc_assert (var->decl);
2464   type_size_unit = TYPE_SIZE_UNIT (TREE_TYPE (var->decl));
2475       NOTE_VAR_LOCATION (note) = gen_rtx_VAR_LOCATION (VOIDmode, var->decl,
2483       NOTE_VAR_LOCATION (note) = gen_rtx_VAR_LOCATION (VOIDmode, var->decl,
2496       NOTE_VAR_LOCATION (note) = gen_rtx_VAR_LOCATION (VOIDmode, var->decl,
2538   new_var = htab_find_with_hash (new_vars, old_var->decl,
2539 				 VARIABLE_HASH_VAL (old_var->decl));
2547       empty_var->decl = old_var->decl;
2571   old_var = htab_find_with_hash (old_vars, new_var->decl,
2572 				 VARIABLE_HASH_VAL (new_var->decl));
2770       tree decl;
2786       if (!vt_get_decl_and_offset (incoming, &decl, &offset))
2787 	if (!vt_get_decl_and_offset (decl_rtl, &decl, &offset))
2790       if (!decl)
2793       gcc_assert (parm == decl);