rishi/scryer-prolog
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minor cleanup.

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This commit is contained in:
Mark Thom
2018-02-08 18:29:45 -07:00
parent 1b4d1c04c9
commit df3e8b8fce
4 changed files with 51 additions and 51 deletions
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22
src/prolog/codegen.rs
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@@ -100,23 +100,7 @@ impl<'a, TermMarker: Allocator<'a>> CodeGenerator<'a, TermMarker>
{
match self.marker.bindings().get(name) {
Some(&VarData::Temp(_, t, _)) if t != 0 => RegType::Temp(t),
Some(&VarData::Perm(p)) if p != 0 =>
/* if let GenContext::Last(chunk_num) = term_loc {
let mut target = Vec::new();
self.marker.evacuate_arg(chunk_num, &mut target);
self.marker.reset_arg(arity);
self.marker.mark_var(name, Level::Shallow, vr, term_loc, &mut target);
if !target.is_empty() {
code.push(Line::Query(target));
}
vr.get().norm()
} else { */
RegType::Perm(p),
//},
Some(&VarData::Perm(p)) if p != 0 => RegType::Perm(p),
_ => {
let mut target = Vec::new();
@@ -422,7 +406,7 @@ impl<'a, TermMarker: Allocator<'a>> CodeGenerator<'a, TermMarker>
match inner_term[0].as_ref() {
&Term::AnonVar => {
code.push(fail!());
},
},
&Term::Var(ref vr, ref name) => {
let r = self.mark_non_callable(name, 1, term_loc, vr, code);
code.push(is_nonvar!(r));
@@ -524,7 +508,7 @@ impl<'a, TermMarker: Allocator<'a>> CodeGenerator<'a, TermMarker>
_ if chunk_num == 0 => {
self.marker.reset_arg(term.arity());
let iter = term.post_order_iter();
let iter = term.post_order_iter();
let query = self.compile_target(iter, term_loc, is_exposed);
if !query.is_empty() {