rishi/scryer-prolog
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fix compile_seq, variable printing on standalone inlines.

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This commit is contained in:
Mark Thom
2018-02-16 22:18:17 -07:00
parent 280dbe9539
commit 61bc5a2a29
8 changed files with 155 additions and 153 deletions
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26
src/prolog/machine/mod.rs
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@@ -46,8 +46,8 @@ impl Machine {
pub fn new() -> Self {
let atom_tbl = Rc::new(RefCell::new(HashSet::new()));
let (code, code_dir, op_dir) = build_code_dir(atom_tbl.clone());
Machine {
ms: MachineState::new(atom_tbl),
cut_policy: Box::new(DefaultCutPolicy {}),
@@ -121,7 +121,7 @@ impl Machine {
self.ms.execute_fact_instr(&fact_instr);
}
self.ms.p += 1;
},
&Line::Indexing(ref indexing_instr) =>
@@ -194,9 +194,11 @@ impl Machine {
},
&VarData::Temp(cn, _, _) if cn == chunk_num => {
let r = var_data.as_reg_type();
let addr = self.ms[r].clone();
heap_locs.insert(var, addr);
if r.reg_num() != 0 {
let addr = self.ms[r].clone();
heap_locs.insert(var, addr);
}
},
_ => {}
}
@@ -205,8 +207,8 @@ impl Machine {
fn run_query<'a>(&mut self, alloc_locs: &AllocVarDict<'a>, heap_locs: &mut HeapVarDict<'a>)
{
let end_ptr = CodePtr::TopLevel(0, self.cached_query_size());
let end_ptr = CodePtr::TopLevel(0, self.cached_query_size());
while self.ms.p < end_ptr {
if let CodePtr::TopLevel(mut cn, p) = self.ms.p {
match &self[CodePtr::TopLevel(cn, p)] {
@@ -224,7 +226,13 @@ impl Machine {
match self.ms.p {
CodePtr::TopLevel(_, p) if p > 0 => {},
_ => break
_ => {
if heap_locs.is_empty() {
self.record_var_places(0, alloc_locs, heap_locs);
}
break;
}
};
}
}