fixup symbol export
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parent
489d9886e3
commit
45869fdd30
4 changed files with 69 additions and 19 deletions
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@ -77,14 +77,13 @@ impl ProcedureCompiler {
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self.linker.link_relative(&self.proc_symbol).expect("link error");
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let mut export_symbols = self.scope.read().unwrap().export();
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//eprintln!("proc compiler export = {:?}\ncode= {:?}", export_symbols, code);
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(
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export_symbols,
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code
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)
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}
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pub fn compile_statement(mut self, statement: &Statement, enable_export: bool) -> Self {
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pub fn compile_statement(mut self, statement: &Statement) -> Self {
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match statement {
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Statement::Assignment { name_region, var_id, val_expr } => {
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self = self.compile_expr(val_expr, true);
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@ -93,7 +92,7 @@ impl ProcedureCompiler {
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Some(SymbolDef::FrameRef { typ, stack_ref }) => {
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self.asm = self.asm.lit(stack_ref).call("data-frame-set");
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}
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Some(SymbolDef::StaticRef { typ, link_addr }) => {
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Some(SymbolDef::StaticRef { typ, link_addr, export }) => {
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self.asm = self
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.asm
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.static_ref(var_id.as_str())
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@ -146,7 +145,7 @@ impl ProcedureCompiler {
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name_region: *name_region,
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var_id: var_id.clone(),
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val_expr: val_expr.clone(),
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}, false);
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});
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self.frame_size += 1;
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}
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@ -173,7 +172,7 @@ impl ProcedureCompiler {
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Some(SymbolDef::FrameRef { typ, stack_ref }) => {
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self.asm = self.asm.lit(stack_ref).call("data-frame-get");
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}
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Some(SymbolDef::StaticRef { typ, link_addr }) => {
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Some(SymbolDef::StaticRef { typ, link_addr, export }) => {
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self.asm = self.asm.static_ref(symbol.as_str());
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}
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Some(SymbolDef::Procedure {
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@ -280,19 +279,18 @@ impl ProcedureCompiler {
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self.linker.add_procedure( &abs_symbol, abs_code );
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self.asm = self.asm.call( &abs_symbol );
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}
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LTExpr::Block { region, scope, statements } => {
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LTExpr::ExportBlock{ region, scope, statements }
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| LTExpr::Block { region, scope, statements } => {
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let block_symbol = self.make_subroutine_symbol();
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let mut block_compiler = ProcedureCompiler::new( block_symbol.clone(), scope.clone() );
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for stmnt in statements.iter() {
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block_compiler = block_compiler.compile_statement( stmnt, true );
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block_compiler = block_compiler.compile_statement( stmnt );
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}
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let (block_export_symbols, mut block_code) = block_compiler.get_bytecode();
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self.scope.write().unwrap().import( block_export_symbols );
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self.linker.add_procedure( &block_symbol, block_code.clone() );
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self.asm = self.asm.call( &block_symbol );
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}
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LTExpr::ExportBlock{ region, scope, statements } => {
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}
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}
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self
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}
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@ -20,6 +20,7 @@ pub enum SymbolDef {
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StaticRef {
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typ: laddertypes::TypeTerm,
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link_addr: Option<tisc::VM_Word>,
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export: bool
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},
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Procedure {
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in_types: Vec<laddertypes::TypeTerm>,
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@ -36,7 +37,7 @@ impl SymbolDef {
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) -> laddertypes::TypeTerm {
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match self {
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SymbolDef::FrameRef { typ, stack_ref: _ } => typ.clone(),
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SymbolDef::StaticRef { typ, link_addr: _ } => typ.clone(),
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SymbolDef::StaticRef { typ, link_addr: _, export: _ } => typ.clone(),
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SymbolDef::Procedure {
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in_types,
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out_types,
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@ -153,6 +154,7 @@ impl Scope {
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.iter()
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.filter(|(name, def)|
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match def {
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SymbolDef::StaticRef { typ:_, link_addr:_, export } => *export,
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SymbolDef::Procedure { in_types:_, out_types:_, link_addr:_, export } => *export,
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_ => false
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}
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@ -215,8 +217,7 @@ impl Scope {
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export:_
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} => {
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if let Some(offset) = linker.get_link_addr( name ) {
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eprintln!("update link addr {} @ {} + {}", name, base_symbol, offset);
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// eprintln!("update link addr {} @ {} + {}", name, base_symbol, offset);
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*link_addr = LinkAddr::Relative{
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symbol: base_symbol.clone(),
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offset
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@ -319,15 +320,17 @@ impl Scope {
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let typ = self
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.parse(typ)
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.expect("parse typeterm");
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self.declare_static(String::from(name), typ);
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self.declare_static(String::from(name), typ, true);
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}
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pub fn declare_static(&mut self, name: String, typ: laddertypes::TypeTerm) {
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pub fn declare_static(&mut self, name: String, typ: laddertypes::TypeTerm, export: bool) {
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eprintln!("add {} export {}", name, export);
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self.symbols.insert(
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name,
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SymbolDef::StaticRef {
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typ,
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link_addr: None,
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export
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},
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);
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}
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@ -23,6 +23,21 @@ impl LTExpr {
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Err(TypeError::Todo)
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}*/
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pub fn export_symbols(&self) -> Vec< (String, SymbolDef) > {
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match self {
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LTExpr::Block{ region, scope, statements }
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| LTExpr::ExportBlock{
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region,
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scope,
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statements
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} => {
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scope.read().unwrap().export()
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}
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_ => vec![]
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}
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}
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pub fn infer_type(&self, scope: &Arc<RwLock<Scope>>) -> TypeTag
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{
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match self {
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@ -230,8 +245,15 @@ impl LTExpr {
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LTExpr::Block{ region, scope, statements } => {
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let mut types = Vec::new();
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let enable_export =
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match self {
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LTExpr::ExportBlock{ region:_, scope:_, statements:_ } => true,
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_ => false
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};
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eprintln!(" .. in block (export={}) ", enable_export);
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for s in statements {
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match s.infer_type(scope) {
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match s.infer_type(scope, enable_export) {
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Ok(Some(t)) => {
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if !t.is_empty() {
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types.insert(0, t);
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@ -255,7 +277,7 @@ impl LTExpr {
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}
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impl Statement {
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pub fn infer_type(&self, scope: &Arc<RwLock<Scope>>) -> Result< Option<laddertypes::SugaredTypeTerm> , Vec<TypeError> > {
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pub fn infer_type(&self, scope: &Arc<RwLock<Scope>>, enable_export: bool) -> Result< Option<laddertypes::SugaredTypeTerm> , Vec<TypeError> > {
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match self {
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Statement::LetAssign{ name_region, typ, var_id, val_expr } => {
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let typ = val_expr.infer_type( scope )?;
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@ -271,18 +293,18 @@ impl Statement {
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let in_types = args.into_iter().map(|t| t.desugar(&mut scope.clone())).collect();
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scope.write().unwrap()
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.declare_proc(
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.declare_proc(
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var_id.clone(),
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in_types,
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out_types,
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true
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enable_export
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);
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return Ok(None);
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}
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_ => {
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let id = scope.write().unwrap().declare_var(var_id.clone(), typ);
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eprintln!("TYPING declare var = {}", id);
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eprintln!("TYPING declare var ({}) = {}, export ={}", var_id, id, enable_export);
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Ok(None)
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}
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}
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@ -291,6 +313,10 @@ impl Statement {
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Statement::Expr(expr) => {
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let t = expr.infer_type(scope)?;
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let symb = expr.export_symbols();
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eprintln!("expr statement: import symbols from expr {:?}", symb);
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scope.write().unwrap().import( symb );
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if t != laddertypes::TypeTerm::App(vec![]) {
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let st = t.sugar(&mut scope.clone());
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Ok(Some(st))
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@ -53,6 +53,18 @@ fn main() {
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.export()
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.into_iter()
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.filter_map(|(symbol, def)| match def {
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ltcore::symbols::SymbolDef::StaticRef { typ, link_addr, export } => {
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eprintln!("runtime export static REF {}", export);
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if export {
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if let Some(addr)= link_addr {
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Some((symbol, addr))
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} else {
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Some((symbol.clone(), runtime_linker.get_link_addr(&symbol).unwrap_or(-1)))
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}
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} else {
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None
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}
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}
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ltcore::symbols::SymbolDef::Procedure { in_types:_, out_types:_, link_addr, export } => {
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if true {
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match link_addr {
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@ -198,6 +210,17 @@ fn main() {
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.export()
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.into_iter()
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.filter_map(|(symbol, def)| match def {
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ltcore::symbols::SymbolDef::StaticRef { typ, link_addr, export } => {
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if export {
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if let Some(addr)= link_addr {
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Some((symbol.clone(), addr))
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} else {
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Some((symbol.clone(), linker.get_link_addr(&symbol).unwrap_or(-1)))
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}
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} else {
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None
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}
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}
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ltcore::symbols::SymbolDef::Procedure { in_types:_, out_types:_, link_addr, export } => {
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if export {
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match link_addr {
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