fix weak external functions

[libfirm] / ir / ir / irnode.c

diff --git a/ir/ir/irnode.c b/ir/ir/irnode.c
index 854664b..83bf3ed 100644 (file)
--- a/ir/ir/irnode.c
+++ b/ir/ir/irnode.c
@@ -184,6 +184,25 @@ new_ir_node(dbg_info *db, ir_graph *irg, ir_node *block, ir_op *op, ir_mode *mod
        if (get_irg_phase_state(irg) == phase_backend) {
                be_info_new_node(res);
        }
+       // Init the VRP structures
+       res->vrp.range_type = VRP_UNDEFINED;
+       res->vrp.valid = 0;
+       if(mode_is_int(mode)) {
+               // We are assuming that 0 is always represented as 0x0000
+               res->vrp.bits_set = new_tarval_from_long(0, mode);
+               res->vrp.bits_not_set = new_tarval_from_long(0, mode);
+               res->vrp.range_bottom = get_tarval_top();
+               res->vrp.range_top = get_tarval_top();
+       } else {
+               res->vrp.bits_set = get_tarval_bad();
+               res->vrp.bits_not_set = get_tarval_bad();
+               res->vrp.range_bottom = get_tarval_bad();
+               res->vrp.range_top = get_tarval_bad();
+       }
+       res->vrp.bits_node = NULL;
+       res->vrp.range_node = NULL;
+       res->vrp.range_op = VRP_NONE;
+
 
        return res;
 }
@@ -818,10 +837,11 @@ ir_entity *create_Block_entity(ir_node *block) {
 
                glob = get_glob_type();
                entity = new_entity(glob, id_unique("block_%u"), get_code_type());
+               set_entity_visibility(entity, ir_visibility_local);
+               set_entity_linkage(entity, IR_LINKAGE_CONSTANT);
                nr = get_irp_next_label_nr();
                set_entity_label(entity, nr);
                set_entity_compiler_generated(entity, 1);
-               set_entity_allocation(entity, allocation_static);
 
                block->attr.block.entity = entity;
        }