M-Labs/nac3
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add Arc<Mutex<dyn SymbolResolver>> and change from Box<SymbolResolve> to Arc<SymbolResolver>, need format and cleanup

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This commit is contained in:
ychenfo 2021-08-11 15:11:51 +08:00
parent 43236db9bd
commit 42a636b4ce
3 changed files with 47 additions and 46 deletions
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83
nac3core/src/top_level.rs
View File

@ -8,7 +8,7 @@ use inkwell::{
basic_block::BasicBlock, builder::Builder, context::Context, module::Module,
types::BasicTypeEnum, values::PointerValue,
};
use parking_lot::RwLock;
use parking_lot::{Mutex, RwLock};
use rustpython_parser::ast::{self, Stmt};
#[derive(PartialEq, Eq, PartialOrd, Ord, Clone, Copy)]
@ -26,6 +26,8 @@ pub enum TopLevelDef {
methods: Vec<(String, Type, DefinitionId)>,
// ancestor classes, including itself.
ancestors: Vec<DefinitionId>,
// symbol resolver of the module defined the class, none if it is built-in type
resolver: Option<Arc<Mutex<dyn SymbolResolver + Send>>>
},
Function {
// prefix for symbol, should be unique globally, and not ending with numbers
@ -44,6 +46,8 @@ pub enum TopLevelDef {
/// Value: AST annotated with types together with a unification table index. Could contain
/// rigid type variables that would be substituted when the function is instantiated.
instance_to_stmt: HashMap<String, (Stmt<Option<Type>>, usize)>,
// symbol resolver of the module defined the class
resolver: Option<Arc<Mutex<dyn SymbolResolver + Send>>>
},
Initializer {
class_id: DefinitionId,
@ -80,27 +84,28 @@ pub struct CodeGenContext<'ctx> {
}
pub fn name_mangling(mut class_name: String, method_name: &str) -> String { // need to further extend to more name mangling like instantiations of typevar
pub fn name_mangling(mut class_name: String, method_name: &str) -> String {
// need to further extend to more name mangling like instantiations of typevar
class_name.push_str(method_name);
class_name
}
pub struct TopLevelDefInfo<'a> {
pub struct TopLevelDefInfo {
// like adding some info on top of the TopLevelDef for later parsing the class bases, method,
// and function sigatures
def: TopLevelDef, // the definition entry
ty: Type, // the entry in the top_level unifier
ast: Option<ast::Stmt<()>>, // the ast submitted by applications, primitives and class methods will have None value here
resolver: Option<&'a dyn SymbolResolver> // the resolver
// resolver: Option<&'a dyn SymbolResolver> // the resolver
}
pub struct TopLevelComposer<'a> {
pub definition_list: Vec<TopLevelDefInfo<'a>>,
pub struct TopLevelComposer {
pub definition_list: Vec<TopLevelDefInfo>,
pub primitives: PrimitiveStore,
pub unifier: Unifier,
}
impl<'a> TopLevelComposer<'a> {
impl TopLevelComposer {
pub fn make_primitives() -> (PrimitiveStore, Unifier) {
let mut unifier = Unifier::new();
let int32 = unifier.add_ty(TypeEnum::TObj {
@ -135,35 +140,30 @@ impl<'a> TopLevelComposer<'a> {
pub fn new() -> Self {
let primitives = Self::make_primitives();
let definition_list: Vec<TopLevelDefInfo<'a>> = vec![
let definition_list: Vec<TopLevelDefInfo> = vec![
TopLevelDefInfo {
def: Self::make_top_level_class_def(0),
def: Self::make_top_level_class_def(0, None),
ast: None,
resolver: None,
ty: primitives.0.int32,
},
TopLevelDefInfo {
def: Self::make_top_level_class_def(1),
def: Self::make_top_level_class_def(1, None),
ast: None,
resolver: None,
ty: primitives.0.int64,
},
TopLevelDefInfo {
def: Self::make_top_level_class_def(2),
def: Self::make_top_level_class_def(2, None),
ast: None,
resolver: None,
ty: primitives.0.float,
},
TopLevelDefInfo {
def: Self::make_top_level_class_def(3),
def: Self::make_top_level_class_def(3, None),
ast: None,
resolver: None,
ty: primitives.0.bool,
},
TopLevelDefInfo {
def: Self::make_top_level_class_def(4),
def: Self::make_top_level_class_def(4, None),
ast: None,
resolver: None,
ty: primitives.0.none,
},
]; // the entries for primitive types
@ -171,22 +171,24 @@ impl<'a> TopLevelComposer<'a> {
}
/// already include the definition_id of itself inside the ancestors vector
pub fn make_top_level_class_def(index: usize) -> TopLevelDef {
pub fn make_top_level_class_def(index: usize, resolver: Option<Arc<Mutex<dyn SymbolResolver + Send>>>) -> TopLevelDef {
TopLevelDef::Class {
object_id: DefinitionId(index),
type_vars: Default::default(),
fields: Default::default(),
methods: Default::default(),
ancestors: vec![DefinitionId(index)],
resolver
}
}
pub fn make_top_level_function_def(name: String, ty: Type) -> TopLevelDef {
pub fn make_top_level_function_def(name: String, ty: Type, resolver: Option<Arc<Mutex<dyn SymbolResolver + Send>>>) -> TopLevelDef {
TopLevelDef::Function {
name,
signature: ty,
instance_to_symbol: Default::default(),
instance_to_stmt: Default::default(),
resolver
}
}
@ -205,7 +207,7 @@ impl<'a> TopLevelComposer<'a> {
pub fn register_top_level(
&mut self,
ast: ast::Stmt<()>,
resolver: &'a dyn SymbolResolver,
resolver: Option<Arc<Mutex<dyn SymbolResolver + Send>>>
) -> Result<Vec<(String, DefinitionId, Type)>, String> {
match &ast.node {
ast::StmtKind::ClassDef { name, body, .. } => {
@ -239,8 +241,7 @@ impl<'a> TopLevelComposer<'a> {
// add to the definition list
self.definition_list.push(
TopLevelDefInfo {
def: Self::make_top_level_function_def(fun_name.clone(), ty),
resolver: Some(resolver),
def: Self::make_top_level_function_def(fun_name.clone(), ty, None), // FIXME:
ty,
ast: None // since it is inside the class def body statments
}
@ -257,7 +258,6 @@ impl<'a> TopLevelComposer<'a> {
},
ty: self.primitives.none, // arbitary picked one
ast: None, // it is inside the class def body statments
resolver: Some(resolver)
}
)
// FIXME: should we return this to the symbol resolver?, should be yes
@ -267,8 +267,7 @@ impl<'a> TopLevelComposer<'a> {
// add to the definition list
self.definition_list.push(
TopLevelDefInfo {
def: Self::make_top_level_class_def(class_def_id),
resolver: Some(resolver),
def: Self::make_top_level_class_def(class_def_id, resolver),
ast: Some(ast),
ty,
}
@ -291,9 +290,9 @@ impl<'a> TopLevelComposer<'a> {
self.definition_list.push(TopLevelDefInfo {
def: Self::make_top_level_function_def(
name.into(),
self.primitives.none
self.primitives.none,
resolver
),
resolver: Some(resolver),
ast: Some(ast),
ty,
});
@ -308,7 +307,7 @@ impl<'a> TopLevelComposer<'a> {
/// this should be called after all top level classes are registered, and will actually fill in those fields of the previous dummy one
pub fn analyze_top_level(&mut self) -> Result<(), String> {
for mut d in &mut self.definition_list {
if let (Some(ast), Some(resolver)) = (&d.ast, d.resolver) {
if let Some(ast) = &d.ast {
match &ast.node {
ast::StmtKind::ClassDef {
bases,
@ -320,15 +319,17 @@ impl<'a> TopLevelComposer<'a> {
ancestors,
fields,
methods,
type_vars
type_vars,
// resolver,
) = if let TopLevelDef::Class {
object_id,
ancestors,
fields,
methods,
type_vars
type_vars,
resolver
} = &mut d.def {
(object_id, ancestors, fields, methods, type_vars)
(object_id, ancestors, fields, methods, type_vars) // FIXME: this unwrap is not safe
} else { unreachable!() };
// try to get mutable reference of the entry in the unification table, get the `TypeEnum`
@ -361,7 +362,7 @@ impl<'a> TopLevelComposer<'a> {
match &e.node {
ast::ExprKind::Name {id, ..} => {
// the def_list
type_vars.push(resolver.get_symbol_type(id).ok_or_else(|| "unknown type variable".to_string())?);
// type_vars.push(resolver.get_symbol_type(id).ok_or_else(|| "unknown type variable".to_string())?); FIXME:
// the TypeEnum of the class
// FIXME: the `params` destructed above is not mutable, even if this is mutable, what should the key be?
@ -376,7 +377,7 @@ impl<'a> TopLevelComposer<'a> {
// `class Foo(Generic[T]):`
ast::ExprKind::Name {id, ..} => {
// the def_list
type_vars.push(resolver.get_symbol_type(id).ok_or_else(|| "unknown type variable".to_string())?);
// type_vars.push(resolver.get_symbol_type(id).ok_or_else(|| "unknown type variable".to_string())?); FIXME:
// the TypeEnum of the class
// FIXME: the `params` destructed above is not mutable, even if this is mutable, what should the key be?
@ -396,20 +397,20 @@ impl<'a> TopLevelComposer<'a> {
// base class, name directly available inside the
// module, can use this module's symbol resolver
ast::ExprKind::Name {id, ..} => {
let def_id = resolver.get_identifier_def(id);
// let def_id = resolver.get_identifier_def(id); FIXME:
// the definition list
ancestors.push(def_id);
// ancestors.push(def_id);
},
// base class, things can be like `class A(BaseModule.Base)`, here we have to get the
// symbol resolver of the module `BaseModule`?
ast::ExprKind::Attribute {value, attr, ..} => {
if let ast::ExprKind::Name {id, ..} = &value.node {
if let Some(base_module_resolver) = resolver.get_module_resolver(id) {
let def_id = base_module_resolver.get_identifier_def(attr);
// the definition list
ancestors.push(def_id);
} else { return Err("unkown imported module".into()) }
// if let Some(base_module_resolver) = resolver.get_module_resolver(id) {
// let def_id = base_module_resolver.get_identifier_def(attr);
// // the definition list
// ancestors.push(def_id);
// } else { return Err("unkown imported module".into()) } FIXME:
} else { return Err("unkown imported module".into()) }
},

2
nac3core/src/typecheck/type_inferencer/mod.rs
View File

@ -38,7 +38,7 @@ pub struct PrimitiveStore {
}
pub struct FunctionData {
pub resolver: Box<dyn SymbolResolver>,
pub resolver: Arc<dyn SymbolResolver>,
pub return_type: Option<Type>,
pub bound_variables: Vec<Type>,
}

8
nac3core/src/typecheck/type_inferencer/test.rs
View File

@ -100,10 +100,10 @@ impl TestEnvironment {
let mut identifier_mapping = HashMap::new();
identifier_mapping.insert("None".into(), none);
let resolver = Box::new(Resolver {
let resolver = Arc::new(Resolver {
identifier_mapping: identifier_mapping.clone(),
class_names: Default::default(),
}) as Box<dyn SymbolResolver>;
}) as Arc<dyn SymbolResolver>;
TestEnvironment {
unifier,
@ -226,8 +226,8 @@ impl TestEnvironment {
.collect();
let resolver =
Box::new(Resolver { identifier_mapping: identifier_mapping.clone(), class_names })
as Box<dyn SymbolResolver>;
Arc::new(Resolver { identifier_mapping: identifier_mapping.clone(), class_names })
as Arc<dyn SymbolResolver>;
TestEnvironment {
unifier,