rishi/scryer-prolog
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add eq, neq predicates.

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This commit is contained in:
Mark Thom
2018-02-10 23:34:30 -07:00
parent 211bdd3a13
commit e7560150b0
11 changed files with 172 additions and 48 deletions
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8
src/prolog/io.rs
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@@ -123,6 +123,10 @@ impl fmt::Display for ControlInstruction {
write!(f, "call_duplicate_term"),
&ControlInstruction::DuplicateTermExecute =>
write!(f, "execute_duplicate_term"),
&ControlInstruction::EqCall =>
write!(f, "eq_call"),
&ControlInstruction::EqExecute =>
write!(f, "eq_execute"),
&ControlInstruction::ExecuteN(arity) =>
write!(f, "execute_N {}", arity),
&ControlInstruction::FunctorCall =>
@@ -151,6 +155,10 @@ impl fmt::Display for ControlInstruction {
write!(f, "jmp_by_call {}/{}", offset, arity),
&ControlInstruction::JmpByExecute(arity, offset) =>
write!(f, "jmp_by_execute {}/{}", offset, arity),
&ControlInstruction::NotEqCall =>
write!(f, "neq_call"),
&ControlInstruction::NotEqExecute =>
write!(f, "neq_execute"),
&ControlInstruction::Proceed =>
write!(f, "proceed"),
&ControlInstruction::ThrowCall =>