Fix intrinsic binops

reid/src/mir/pass.rs

@@ -5,6 +5,7 @@ use std::collections::HashMap;
 use std::convert::Infallible;
 use std::error::Error as STDError;
 
+use crate::codegen::intrinsics::form_intrinsic_binops;
 use crate::error_raporting::ReidError;
 
 use super::*;
@@ -53,12 +54,7 @@ impl<TErr: STDError> State<TErr> {
         }
     }
 
-    fn or_else<U, T: Into<Metadata> + Clone + Copy>(
+    fn or_else<U, T: Into<Metadata> + Clone + Copy>(&mut self, result: Result<U, TErr>, default: U, meta: T) -> U {
-        &mut self,
-        result: Result<U, TErr>,
-        default: U,
-        meta: T,
-    ) -> U {
         match result {
             Ok(t) => t,
             Err(e) => {
@@ -71,11 +67,7 @@ impl<TErr: STDError> State<TErr> {
         }
     }
 
-    fn ok<T: Into<Metadata> + Clone + Copy, U>(
+    fn ok<T: Into<Metadata> + Clone + Copy, U>(&mut self, result: Result<U, TErr>, meta: T) -> Option<U> {
-        &mut self,
-        result: Result<U, TErr>,
-        meta: T,
-    ) -> Option<U> {
         match result {
             Ok(v) => Some(v),
             Err(e) => {
@@ -200,10 +192,10 @@ impl PartialEq for ScopeBinopKey {
             return false;
         }
 
-        let operators_eq = self.params.0.narrow_into(&other.params.0).is_ok()
+        let operators_eq =
-            && self.params.1.narrow_into(&other.params.1).is_ok();
+            self.params.0.narrow_into(&other.params.0).is_ok() && self.params.1.narrow_into(&other.params.1).is_ok();
-        let swapped_ops_eq = self.params.0.narrow_into(&other.params.1).is_ok()
+        let swapped_ops_eq =
-            && self.params.1.narrow_into(&other.params.0).is_ok();
+            self.params.0.narrow_into(&other.params.1).is_ok() && self.params.1.narrow_into(&other.params.0).is_ok();
 
         if self.operator.is_commutative() {
             operators_eq || swapped_ops_eq
@@ -253,11 +245,7 @@ pub struct PassState<'st, 'sc, Data: Clone + Default, TError: STDError + Clone>
 }
 
 impl<'st, 'sc, Data: Clone + Default, TError: STDError + Clone> PassState<'st, 'sc, Data, TError> {
-    fn from(
+    fn from(state: &'st mut State<TError>, scope: &'sc mut Scope<Data>, module_id: Option<SourceModuleId>) -> Self {
-        state: &'st mut State<TError>,
-        scope: &'sc mut Scope<Data>,
-        module_id: Option<SourceModuleId>,
-    ) -> Self {
         PassState {
             state,
             scope,
@@ -275,19 +263,11 @@ impl<'st, 'sc, Data: Clone + Default, TError: STDError + Clone> PassState<'st, '
         self.state.or_else(result, default, meta)
     }
 
-    pub fn ok<TMeta: Into<Metadata> + Clone + Copy, U>(
+    pub fn ok<TMeta: Into<Metadata> + Clone + Copy, U>(&mut self, result: Result<U, TError>, meta: TMeta) -> Option<U> {
-        &mut self,
-        result: Result<U, TError>,
-        meta: TMeta,
-    ) -> Option<U> {
         self.state.ok(result, meta)
     }
 
-    pub fn note_errors<TMeta: Into<Metadata> + Clone>(
+    pub fn note_errors<TMeta: Into<Metadata> + Clone>(&mut self, errors: &Vec<TError>, meta: TMeta) {
-        &mut self,
-        errors: &Vec<TError>,
-        meta: TMeta,
-    ) {
         for error in errors {
             self.ok::<_, Infallible>(Err(error.clone()), meta.clone().into());
         }
@@ -311,18 +291,10 @@ pub trait Pass {
     type Data: Clone + Default;
     type TError: STDError + Clone;
 
-    fn context(
+    fn context(&mut self, _context: &mut Context, mut _state: PassState<Self::Data, Self::TError>) -> PassResult {
-        &mut self,
-        _context: &mut Context,
-        mut _state: PassState<Self::Data, Self::TError>,
-    ) -> PassResult {
         Ok(())
     }
-    fn module(
+    fn module(&mut self, _module: &mut Module, mut _state: PassState<Self::Data, Self::TError>) -> PassResult {
-        &mut self,
-        _module: &mut Module,
-        mut _state: PassState<Self::Data, Self::TError>,
-    ) -> PassResult {
         Ok(())
     }
     fn function(
@@ -332,25 +304,13 @@ pub trait Pass {
     ) -> PassResult {
         Ok(())
     }
-    fn block(
+    fn block(&mut self, _block: &mut Block, mut _state: PassState<Self::Data, Self::TError>) -> PassResult {
-        &mut self,
-        _block: &mut Block,
-        mut _state: PassState<Self::Data, Self::TError>,
-    ) -> PassResult {
         Ok(())
     }
-    fn stmt(
+    fn stmt(&mut self, _stmt: &mut Statement, mut _state: PassState<Self::Data, Self::TError>) -> PassResult {
-        &mut self,
-        _stmt: &mut Statement,
-        mut _state: PassState<Self::Data, Self::TError>,
-    ) -> PassResult {
         Ok(())
     }
-    fn expr(
+    fn expr(&mut self, _expr: &mut Expression, mut _state: PassState<Self::Data, Self::TError>) -> PassResult {
-        &mut self,
-        _expr: &mut Expression,
-        mut _state: PassState<Self::Data, Self::TError>,
-    ) -> PassResult {
         Ok(())
     }
 }
@@ -360,6 +320,24 @@ impl Context {
         let mut state = State::new();
         let mut scope = Scope::default();
         pass.context(self, PassState::from(&mut state, &mut scope, None))?;
+
+        for intrinsic in form_intrinsic_binops() {
+            scope
+                .binops
+                .set(
+                    ScopeBinopKey {
+                        params: (intrinsic.lhs.1.clone(), intrinsic.rhs.1.clone()),
+                        operator: intrinsic.op,
+                    },
+                    ScopeBinopDef {
+                        hands: (intrinsic.lhs.1.clone(), intrinsic.rhs.1.clone()),
+                        operator: intrinsic.op,
+                        return_ty: intrinsic.return_type.clone(),
+                    },
+                )
+                .ok();
+        }
+
         for (_, module) in &mut self.modules {
             module.pass(pass, &mut state, &mut scope.inner())?;
         }
@@ -368,12 +346,7 @@ impl Context {
 }
 
 impl Module {
-    fn pass<T: Pass>(
+    fn pass<T: Pass>(&mut self, pass: &mut T, state: &mut State<T::TError>, scope: &mut Scope<T::Data>) -> PassResult {
-        &mut self,
-        pass: &mut T,
-        state: &mut State<T::TError>,
-        scope: &mut Scope<T::Data>,
-    ) -> PassResult {
         for typedef in &self.typedefs {
             scope
                 .types

reid/src/mir/typecheck/typecheck.rs

@@ -418,13 +418,13 @@ impl Expression {
                 let rhs_type = state.or_else(rhs_res, TypeKind::Vague(Vague::Unknown), rhs.1);
                 let expected_return_ty = ret_ty.resolve_ref(typerefs);
 
-                let binops = typerefs.binop_types.filter(&pass::ScopeBinopKey {
+                let binops = state.scope.binops.filter(&pass::ScopeBinopKey {
                     params: (lhs_type.clone(), rhs_type.clone()),
                     operator: *op,
                 });
                 if let Some(binop) = binops
                     .iter()
-                    .filter(|f| f.1.return_ty == expected_return_ty)
+                    .filter(|f| f.1.return_ty.narrow_into(&expected_return_ty).is_ok())
                     .map(|v| (v.1.clone()))
                     .next()
                 {

reid/src/mir/typecheck/typeinference.rs

@@ -119,6 +119,7 @@ impl BinopDefinition {
             .fn_kind
             .infer_types(state, &scope_hints, Some(self.return_type.clone()))?;
         if let Some(mut ret_ty) = ret_ty {
+            dbg!(&ret_ty, &self.return_type);
             ret_ty.narrow(&scope_hints.from_type(&self.return_type).unwrap());
         }
 
@@ -296,7 +297,27 @@ impl Expression {
                 let mut lhs_ref = lhs.infer_types(state, type_refs)?;
                 let mut rhs_ref = rhs.infer_types(state, type_refs)?;
 
-                let binops = type_refs.available_binops(op, &mut lhs_ref, &mut rhs_ref);
+                let binops = if let (Some(lhs_ty), Some(rhs_ty)) = (lhs_ref.resolve_deep(), rhs_ref.resolve_deep()) {
+                    let mut applying_binops = Vec::new();
+                    for (_, binop) in state.scope.binops.iter() {
+                        if binop.operator != *op {
+                            continue;
+                        }
+                        if let Some(_) = binop.narrow(&lhs_ty, &rhs_ty) {
+                            applying_binops.push(binop.clone());
+                            continue;
+                        }
+                        if binop.operator.is_commutative() {
+                            if let Some(_) = binop.narrow(&lhs_ty, &rhs_ty) {
+                                applying_binops.push(binop.clone());
+                                continue;
+                            }
+                        }
+                    }
+                    applying_binops
+                } else {
+                    Vec::new()
+                };
 
                 if binops.len() > 0 {
                     let binop = unsafe { binops.get_unchecked(0) };
@@ -307,9 +328,15 @@ impl Expression {
                         widened_rhs = widened_rhs.widen_into(&binop.hands.1);
                     }
                     let binop_res = type_refs.from_binop(*op, &lhs_ref, &rhs_ref);
+                    dbg!(&type_refs.types.type_refs);
+                    dbg!(&type_refs.types.hints);
                     lhs_ref.narrow(&type_refs.from_type(&widened_lhs).unwrap());
                     rhs_ref.narrow(&type_refs.from_type(&widened_rhs).unwrap());
+                    dbg!(&lhs_ref, &rhs_ref);
                     *return_ty = binop_res.as_type();
+                    dbg!(&type_refs.types.hints, &type_refs.types.type_refs);
+                    dbg!(&return_ty);
+                    dbg!(&type_refs.from_type(&return_ty));
                     Ok(binop_res)
                 } else {
                     Err(ErrorKind::InvalidBinop(

reid/src/mir/typecheck/typerefs.rs

@@ -283,14 +283,14 @@ impl<'outer> ScopeTypeRefs<'outer> {
                             match &lhs {
                                 TypeKind::Vague(VagueType::TypeRef(idx)) => {
                                     let mut lhs_ref = TypeRef(Rc::new(RefCell::new(*idx)), self);
-                                    let narrowed = self.narrow_to_type(&mut lhs_ref, &lhs_narrow).unwrap_or(lhs_ref);
+                                    self.narrow_to_type(&mut lhs_ref, &lhs_narrow).unwrap_or(lhs_ref);
                                 }
                                 _ => {}
                             };
                             match &rhs {
                                 TypeKind::Vague(VagueType::TypeRef(idx)) => {
                                     let mut rhs_ref = TypeRef(Rc::new(RefCell::new(*idx)), self);
-                                    let narrowed = self.narrow_to_type(&mut rhs_ref, &rhs_narrow).unwrap_or(rhs_ref);
+                                    self.narrow_to_type(&mut rhs_ref, &rhs_narrow).unwrap_or(rhs_ref);
                                 }
                                 _ => {}
                             }
@@ -312,9 +312,20 @@ impl<'outer> ScopeTypeRefs<'outer> {
                 .clone()
                 .widen(self.types);
             self.narrow_to_type(&hint1, &ty)?;
+            let hint1_typeref = self.types.retrieve_typeref(*hint1.0.borrow()).unwrap();
             for idx in self.types.type_refs.borrow_mut().iter_mut() {
-                if *idx == hint2.0 && idx != &hint1.0 {
+                match hint1_typeref {
-                    *idx.borrow_mut() = *hint1.0.borrow();
+                    TypeRefKind::Direct(_) => {
+                        if *idx == hint2.0 && idx != &hint1.0 {
+                            *idx.borrow_mut() = *hint1.0.borrow();
+                        }
+                    }
+                    TypeRefKind::BinOp(_, _, _) => {
+                        // TODO may not be good ?
+                        // if *idx == hint2.0 && idx != &hint1.0 {
+                        //     *idx.borrow_mut() = *hint1.0.borrow();
+                        // }
+                    }
                 }
             }
             Some(TypeRef(hint1.0.clone(), self))