rishi/scryer-prolog
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

fix group_by_variants/4 and keysort in setof/3 (#1440, #1856)

Browse Source
This commit is contained in:
Mark
2023-07-14 17:01:46 -06:00
parent b6a81c51ab
commit 101d0548db
6 changed files with 95 additions and 16 deletions
Download Patch File Download Diff File Expand all files Collapse all files

40
src/machine/dispatch.rs
View File

@@ -141,7 +141,7 @@ impl MachineState {
Ok(())
}
fn keysort(&mut self) -> CallResult {
fn keysort(&mut self, var_comparison: VarComparison) -> CallResult {
self.check_keysort_errors()?;
let stub_gen = || functor_stub(atom!("keysort"), 2);
@@ -155,7 +155,7 @@ impl MachineState {
}
key_pairs.sort_by(|a1, a2| {
compare_term_test!(self, a1.0, a2.0).unwrap_or(Ordering::Less)
compare_term_test!(self, a1.0, a2.0, var_comparison).unwrap_or(Ordering::Less)
});
let key_pairs = key_pairs.into_iter().map(|kp| kp.1);
@@ -1437,11 +1437,11 @@ impl Machine {
step_or_fail!(self, self.machine_st.p = self.machine_st.cp);
}
&Instruction::DefaultCallKeySort => {
try_or_throw!(self.machine_st, self.machine_st.keysort());
try_or_throw!(self.machine_st, self.machine_st.keysort(VarComparison::Distinct));
step_or_fail!(self, self.machine_st.p += 1);
}
&Instruction::DefaultExecuteKeySort => {
try_or_throw!(self.machine_st, self.machine_st.keysort());
try_or_throw!(self.machine_st, self.machine_st.keysort(VarComparison::Distinct));
if self.machine_st.fail {
self.machine_st.backtrack();
@@ -1870,7 +1870,7 @@ impl Machine {
}
}
&Instruction::CallKeySort => {
try_or_throw!(self.machine_st, self.machine_st.keysort());
try_or_throw!(self.machine_st, self.machine_st.keysort(VarComparison::Distinct));
if self.machine_st.fail {
self.machine_st.backtrack();
@@ -1884,7 +1884,35 @@ impl Machine {
}
}
&Instruction::ExecuteKeySort => {
try_or_throw!(self.machine_st, self.machine_st.keysort());
try_or_throw!(self.machine_st, self.machine_st.keysort(VarComparison::Distinct));
if self.machine_st.fail {
self.machine_st.backtrack();
} else {
try_or_throw!(
self.machine_st,
(self.machine_st.increment_call_count_fn)(&mut self.machine_st)
);
self.machine_st.p = self.machine_st.cp;
}
}
&Instruction::CallKeySortWithConstantVarOrdering => {
try_or_throw!(self.machine_st, self.machine_st.keysort(VarComparison::Indistinct));
if self.machine_st.fail {
self.machine_st.backtrack();
} else {
try_or_throw!(
self.machine_st,
(self.machine_st.increment_call_count_fn)(&mut self.machine_st)
);
self.machine_st.p += 1;
}
}
&Instruction::ExecuteKeySortWithConstantVarOrdering => {
try_or_throw!(self.machine_st, self.machine_st.keysort(VarComparison::Indistinct));
if self.machine_st.fail {
self.machine_st.backtrack();