Correct binary emission of TLS entities.

[r26663]

ir/be/ia32/ia32_emitter.c

@@ -2351,6 +2351,14 @@ static void bemit_entity(ir_entity *entity, bool entity_sign, int offset,
 	set_entity_backend_marked(entity, 1);
 	be_gas_emit_entity(entity);
 
+	if (get_entity_owner(entity) == get_tls_type()) {
+		if (get_entity_visibility(entity) == visibility_external_allocated) {
+			be_emit_cstring("@INDNTPOFF");
+		} else {
+			be_emit_cstring("@NTPOFF");
+		}
+	}
+
 	if (is_relative) {
 		be_emit_cstring("-.");
 		offset -= 4;