add system call preliminaries

2018-05-07 22:29:02 -06:00
parent 1a0f50200f
commit 24d6fb16a8
2 changed files with 4 additions and 7 deletions
--- a/src/prolog/macros.rs
+++ b/src/prolog/macros.rs
@@ -769,12 +769,6 @@ macro_rules! cyclic_term_execute {
    )
 }

-macro_rules! skip_max_list_execute {
-    () => (
-        Line::Control(ControlInstruction::CallClause(ClauseType::SkipMaxList, 4, 0, true))
-    )
-}
-
 macro_rules! return_from_clause {
    ($lco:expr, $machine_st:expr) => {{
        if $lco {