nac3/nac3standalone/src/main.rs

238 lines
8.2 KiB
Rust

use inkwell::{
passes::{PassManager, PassManagerBuilder},
targets::*,
OptimizationLevel,
};
use nac3core::typecheck::type_inferencer::PrimitiveStore;
use nac3parser::{ast::{Expr, ExprKind, StmtKind}, parser};
use std::{borrow::Borrow, env};
use std::fs;
use std::{collections::HashMap, path::Path, sync::Arc, time::SystemTime};
use nac3core::{
codegen::{
concrete_type::ConcreteTypeStore, CodeGenTask, DefaultCodeGenerator, WithCall,
WorkerRegistry,
},
symbol_resolver::SymbolResolver,
toplevel::{composer::TopLevelComposer, TopLevelDef, helper::parse_parameter_default_value},
typecheck::typedef::FunSignature,
};
mod basic_symbol_resolver;
use basic_symbol_resolver::*;
fn main() {
let demo_name = env::args().nth(1).unwrap();
let threads: u32 = env::args()
.nth(2)
.map(|s| str::parse(&s).unwrap())
.unwrap_or(1);
let start = SystemTime::now();
Target::initialize_all(&InitializationConfig::default());
let program = match fs::read_to_string(demo_name + ".py") {
Ok(program) => program,
Err(err) => {
println!("Cannot open input file: {}", err);
return;
}
};
let primitive: PrimitiveStore = TopLevelComposer::make_primitives().0;
let (mut composer, builtins_def, builtins_ty) = TopLevelComposer::new(vec![]);
let internal_resolver: Arc<ResolverInternal> = ResolverInternal {
id_to_type: builtins_ty.into(),
id_to_def: builtins_def.into(),
class_names: Default::default(),
module_globals: Default::default(),
}
.into();
let resolver =
Arc::new(Resolver(internal_resolver.clone())) as Arc<dyn SymbolResolver + Send + Sync>;
let setup_time = SystemTime::now();
println!(
"setup time: {}ms",
setup_time.duration_since(start).unwrap().as_millis()
);
let parser_result = parser::parse_program(&program).unwrap();
let parse_time = SystemTime::now();
println!(
"parse time: {}ms",
parse_time.duration_since(setup_time).unwrap().as_millis()
);
for stmt in parser_result.into_iter() {
if let StmtKind::Assign { targets, value, .. } = &stmt.node {
fn handle_assignment_pattern(
targets: &[Expr],
value: &Expr,
resolver: &(dyn SymbolResolver + Send + Sync),
internal_resolver: &ResolverInternal,
) -> Result<(), String> {
if targets.len() == 1 {
match &targets[0].node {
ExprKind::Name { id, .. } => {
let val = parse_parameter_default_value(value.borrow(), resolver)?;
internal_resolver.add_module_global(*id, val);
Ok(())
}
ExprKind::List { elts, .. }
| ExprKind::Tuple { elts, .. } => {
handle_assignment_pattern(elts, value, resolver, internal_resolver)?;
Ok(())
}
_ => unreachable!("cannot be assigned")
}
} else {
match &value.node {
ExprKind::List { elts, .. }
| ExprKind::Tuple { elts, .. } => {
if elts.len() != targets.len() {
Err(format!(
"number of elements to unpack does not match (expect {}, found {}) at {}",
targets.len(),
elts.len(),
value.location
))
} else {
for (tar, val) in targets.iter().zip(elts) {
handle_assignment_pattern(
std::slice::from_ref(tar),
val,
resolver,
internal_resolver
)?;
}
Ok(())
}
},
_ => Err(format!("unpack of this expression is not supported at {}", value.location))
}
}
}
if let Err(err) = handle_assignment_pattern(targets, value, resolver.as_ref(), internal_resolver.as_ref()) {
eprintln!("{}", err);
return;
}
continue;
}
let (name, def_id, ty) = composer
.register_top_level(stmt, Some(resolver.clone()), "__main__".into())
.unwrap();
internal_resolver.add_id_def(name, def_id);
if let Some(ty) = ty {
internal_resolver.add_id_type(name, ty);
}
}
let signature = FunSignature {
args: vec![],
ret: primitive.int32,
vars: HashMap::new(),
};
let mut store = ConcreteTypeStore::new();
let mut cache = HashMap::new();
let signature = store.from_signature(&mut composer.unifier, &primitive, &signature, &mut cache);
let signature = store.add_cty(signature);
composer.start_analysis(true).unwrap();
let analysis_time = SystemTime::now();
println!(
"analysis time: {}ms",
analysis_time
.duration_since(parse_time)
.unwrap()
.as_millis()
);
let top_level = Arc::new(composer.make_top_level_context());
let instance = {
let defs = top_level.definitions.read();
let mut instance =
defs[resolver
.get_identifier_def("run".into())
.unwrap_or_else(|| panic!("cannot find run() entry point")).0
].write();
if let TopLevelDef::Function {
instance_to_stmt,
instance_to_symbol,
..
} = &mut *instance
{
instance_to_symbol.insert("".to_string(), "run".to_string());
instance_to_stmt[""].clone()
} else {
unreachable!()
}
};
let task = CodeGenTask {
subst: Default::default(),
symbol_name: "run".to_string(),
body: instance.body,
signature,
resolver,
store,
unifier_index: instance.unifier_id,
calls: instance.calls,
id: 0,
};
let f = Arc::new(WithCall::new(Box::new(move |module| {
let builder = PassManagerBuilder::create();
builder.set_optimization_level(OptimizationLevel::Aggressive);
let passes = PassManager::create(());
builder.populate_module_pass_manager(&passes);
passes.run_on(module);
let triple = TargetMachine::get_default_triple();
let target =
Target::from_triple(&triple).expect("couldn't create target from target triple");
let target_machine = target
.create_target_machine(
&triple,
"",
"",
OptimizationLevel::Default,
RelocMode::Default,
CodeModel::Default,
)
.expect("couldn't create target machine");
target_machine
.write_to_file(
module,
FileType::Object,
Path::new(&format!("{}.o", module.get_name().to_str().unwrap())),
)
.expect("couldn't write module to file");
// println!("IR:\n{}", module.print_to_string().to_str().unwrap());
})));
let threads = (0..threads)
.map(|i| Box::new(DefaultCodeGenerator::new(format!("module{}", i))))
.collect();
let (registry, handles) = WorkerRegistry::create_workers(threads, top_level, f);
registry.add_task(task);
registry.wait_tasks_complete(handles);
let final_time = SystemTime::now();
println!(
"codegen time (including LLVM): {}ms",
final_time
.duration_since(analysis_time)
.unwrap()
.as_millis()
);
println!(
"total time: {}ms",
final_time.duration_since(start).unwrap().as_millis()
);
}