move more of the toplevel from rust into prolog

2019-11-16 00:26:15 -07:00
parent 4ad62e4606
commit ed985c3cfe
16 changed files with 203 additions and 453 deletions
--- a/src/prolog/instructions.rs
+++ b/src/prolog/instructions.rs
@@ -364,14 +364,6 @@ pub enum ControlInstruction {
 }

 impl ControlInstruction {
-    pub fn is_jump_instr(&self) -> bool {
-        match self {
-            &ControlInstruction::CallClause(..) => true,
-            &ControlInstruction::JmpBy(..) => true,
-            _ => false,
-        }
-    }
-
    pub fn to_functor(&self) -> MachineStub {
        match self {
            &ControlInstruction::Allocate(num_frames) => {