forked from M-Labs/nac3
488 lines
17 KiB
Rust
488 lines
17 KiB
Rust
use std::collections::{HashMap, HashSet};
|
|
use std::fs;
|
|
use std::path::Path;
|
|
use std::process::Command;
|
|
use std::sync::Arc;
|
|
|
|
use inkwell::{
|
|
passes::{PassManager, PassManagerBuilder},
|
|
targets::*,
|
|
OptimizationLevel,
|
|
};
|
|
use pyo3::prelude::*;
|
|
use pyo3::{exceptions, types::PyList};
|
|
use rustpython_parser::{
|
|
ast::{self, StrRef},
|
|
parser::{self, parse_program},
|
|
};
|
|
|
|
use parking_lot::{Mutex, RwLock};
|
|
|
|
use nac3core::{
|
|
codegen::{
|
|
concrete_type::ConcreteTypeStore, CodeGenTask, DefaultCodeGenerator, WithCall,
|
|
WorkerRegistry,
|
|
},
|
|
symbol_resolver::SymbolResolver,
|
|
toplevel::{composer::TopLevelComposer, DefinitionId, GenCall, TopLevelContext, TopLevelDef},
|
|
typecheck::typedef::{FunSignature, FuncArg},
|
|
typecheck::{type_inferencer::PrimitiveStore, typedef::Type},
|
|
};
|
|
|
|
use crate::symbol_resolver::Resolver;
|
|
|
|
mod symbol_resolver;
|
|
mod timeline;
|
|
|
|
use timeline::TimeFns;
|
|
|
|
#[derive(PartialEq, Clone, Copy)]
|
|
enum Isa {
|
|
Host,
|
|
RiscV,
|
|
CortexA9,
|
|
}
|
|
|
|
#[derive(Clone)]
|
|
pub struct PrimitivePythonId {
|
|
int: u64,
|
|
int32: u64,
|
|
int64: u64,
|
|
float: u64,
|
|
bool: u64,
|
|
list: u64,
|
|
tuple: u64,
|
|
}
|
|
|
|
// TopLevelComposer is unsendable as it holds the unification table, which is
|
|
// unsendable due to Rc. Arc would cause a performance hit.
|
|
#[pyclass(unsendable, name = "NAC3")]
|
|
struct Nac3 {
|
|
isa: Isa,
|
|
primitive: PrimitiveStore,
|
|
builtins_ty: HashMap<StrRef, Type>,
|
|
builtins_def: HashMap<StrRef, DefinitionId>,
|
|
pyid_to_def: Arc<RwLock<HashMap<u64, DefinitionId>>>,
|
|
pyid_to_type: Arc<RwLock<HashMap<u64, Type>>>,
|
|
composer: TopLevelComposer,
|
|
top_level: Option<Arc<TopLevelContext>>,
|
|
to_be_registered: Vec<PyObject>,
|
|
primitive_ids: PrimitivePythonId,
|
|
global_value_ids: Arc<Mutex<HashSet<u64>>>,
|
|
}
|
|
|
|
impl Nac3 {
|
|
fn register_module_impl(&mut self, obj: PyObject) -> PyResult<()> {
|
|
let mut name_to_pyid: HashMap<StrRef, u64> = HashMap::new();
|
|
let (module_name, source_file) = Python::with_gil(|py| -> PyResult<(String, String)> {
|
|
let obj: &PyAny = obj.extract(py)?;
|
|
let builtins = PyModule::import(py, "builtins")?;
|
|
let id_fn = builtins.getattr("id")?;
|
|
let members: &PyList = PyModule::import(py, "inspect")?
|
|
.getattr("getmembers")?
|
|
.call1((obj,))?
|
|
.cast_as()?;
|
|
for member in members.iter() {
|
|
let key: &str = member.get_item(0)?.extract()?;
|
|
let val = id_fn.call1((member.get_item(1)?,))?.extract()?;
|
|
name_to_pyid.insert(key.into(), val);
|
|
}
|
|
Ok((
|
|
obj.getattr("__name__")?.extract()?,
|
|
obj.getattr("__file__")?.extract()?,
|
|
))
|
|
})?;
|
|
|
|
let source = fs::read_to_string(source_file).map_err(|e| {
|
|
exceptions::PyIOError::new_err(format!("failed to read input file: {}", e))
|
|
})?;
|
|
let parser_result = parser::parse_program(&source)
|
|
.map_err(|e| exceptions::PySyntaxError::new_err(format!("parse error: {}", e)))?;
|
|
let resolver = Arc::new(Resolver {
|
|
id_to_type: self.builtins_ty.clone().into(),
|
|
id_to_def: self.builtins_def.clone().into(),
|
|
pyid_to_def: self.pyid_to_def.clone(),
|
|
pyid_to_type: self.pyid_to_type.clone(),
|
|
primitive_ids: self.primitive_ids.clone(),
|
|
global_value_ids: self.global_value_ids.clone(),
|
|
class_names: Default::default(),
|
|
name_to_pyid: name_to_pyid.clone(),
|
|
module: obj,
|
|
}) as Arc<dyn SymbolResolver + Send + Sync>;
|
|
let mut name_to_def = HashMap::new();
|
|
let mut name_to_type = HashMap::new();
|
|
|
|
for mut stmt in parser_result.into_iter() {
|
|
let include = match stmt.node {
|
|
ast::StmtKind::ClassDef {
|
|
ref decorator_list,
|
|
ref mut body,
|
|
..
|
|
} => {
|
|
let kernels = decorator_list.iter().any(|decorator| {
|
|
if let ast::ExprKind::Name { id, .. } = decorator.node {
|
|
id.to_string() == "kernel" || id.to_string() == "portable"
|
|
} else {
|
|
false
|
|
}
|
|
});
|
|
body.retain(|stmt| {
|
|
if let ast::StmtKind::FunctionDef {
|
|
ref decorator_list, ..
|
|
} = stmt.node
|
|
{
|
|
decorator_list.iter().any(|decorator| {
|
|
if let ast::ExprKind::Name { id, .. } = decorator.node {
|
|
id.to_string() == "kernel" || id.to_string() == "portable"
|
|
} else {
|
|
false
|
|
}
|
|
})
|
|
} else {
|
|
true
|
|
}
|
|
});
|
|
kernels
|
|
}
|
|
ast::StmtKind::FunctionDef {
|
|
ref decorator_list, ..
|
|
} => decorator_list.iter().any(|decorator| {
|
|
if let ast::ExprKind::Name { id, .. } = decorator.node {
|
|
let id = id.to_string();
|
|
id == "extern" || id == "portable" || id == "kernel"
|
|
} else {
|
|
false
|
|
}
|
|
}),
|
|
_ => false,
|
|
};
|
|
|
|
if include {
|
|
let (name, def_id, ty) = self
|
|
.composer
|
|
.register_top_level(stmt, Some(resolver.clone()), module_name.clone())
|
|
.unwrap();
|
|
name_to_def.insert(name, def_id);
|
|
if let Some(ty) = ty {
|
|
name_to_type.insert(name, ty);
|
|
}
|
|
}
|
|
}
|
|
let mut map = self.pyid_to_def.write();
|
|
for (name, def) in name_to_def.into_iter() {
|
|
map.insert(*name_to_pyid.get(&name).unwrap(), def);
|
|
}
|
|
let mut map = self.pyid_to_type.write();
|
|
for (name, ty) in name_to_type.into_iter() {
|
|
map.insert(*name_to_pyid.get(&name).unwrap(), ty);
|
|
}
|
|
Ok(())
|
|
}
|
|
}
|
|
|
|
#[pymethods]
|
|
impl Nac3 {
|
|
#[new]
|
|
fn new(isa: &str, py: Python) -> PyResult<Self> {
|
|
let isa = match isa {
|
|
"host" => Isa::Host,
|
|
"riscv" => Isa::RiscV,
|
|
"cortexa9" => Isa::CortexA9,
|
|
_ => return Err(exceptions::PyValueError::new_err("invalid ISA")),
|
|
};
|
|
let time_fns: &(dyn TimeFns + Sync) = match isa {
|
|
Isa::Host => &timeline::EXTERN_TIME_FNS,
|
|
Isa::RiscV => &timeline::NOW_PINNING_TIME_FNS,
|
|
Isa::CortexA9 => &timeline::EXTERN_TIME_FNS,
|
|
};
|
|
let primitive: PrimitiveStore = TopLevelComposer::make_primitives().0;
|
|
let builtins = vec![
|
|
(
|
|
"now_mu".into(),
|
|
FunSignature {
|
|
args: vec![],
|
|
ret: primitive.int64,
|
|
vars: HashMap::new(),
|
|
},
|
|
Arc::new(GenCall::new(Box::new(move |ctx, _, _, _| {
|
|
Some(time_fns.emit_now_mu(ctx))
|
|
}))),
|
|
),
|
|
(
|
|
"at_mu".into(),
|
|
FunSignature {
|
|
args: vec![FuncArg {
|
|
name: "t".into(),
|
|
ty: primitive.int64,
|
|
default_value: None,
|
|
}],
|
|
ret: primitive.none,
|
|
vars: HashMap::new(),
|
|
},
|
|
Arc::new(GenCall::new(Box::new(move |ctx, _, _, args| {
|
|
time_fns.emit_at_mu(ctx, args[0].1);
|
|
None
|
|
}))),
|
|
),
|
|
(
|
|
"delay_mu".into(),
|
|
FunSignature {
|
|
args: vec![FuncArg {
|
|
name: "dt".into(),
|
|
ty: primitive.int64,
|
|
default_value: None,
|
|
}],
|
|
ret: primitive.none,
|
|
vars: HashMap::new(),
|
|
},
|
|
Arc::new(GenCall::new(Box::new(move |ctx, _, _, args| {
|
|
time_fns.emit_delay_mu(ctx, args[0].1);
|
|
None
|
|
}))),
|
|
),
|
|
];
|
|
let (composer, builtins_def, builtins_ty) = TopLevelComposer::new(builtins);
|
|
|
|
let builtins_mod = PyModule::import(py, "builtins").unwrap();
|
|
let id_fn = builtins_mod.getattr("id").unwrap();
|
|
let numpy_mod = PyModule::import(py, "numpy").unwrap();
|
|
let primitive_ids = PrimitivePythonId {
|
|
int: id_fn
|
|
.call1((builtins_mod.getattr("int").unwrap(),))
|
|
.unwrap()
|
|
.extract()
|
|
.unwrap(),
|
|
int32: id_fn
|
|
.call1((numpy_mod.getattr("int32").unwrap(),))
|
|
.unwrap()
|
|
.extract()
|
|
.unwrap(),
|
|
int64: id_fn
|
|
.call1((numpy_mod.getattr("int64").unwrap(),))
|
|
.unwrap()
|
|
.extract()
|
|
.unwrap(),
|
|
bool: id_fn
|
|
.call1((builtins_mod.getattr("bool").unwrap(),))
|
|
.unwrap()
|
|
.extract()
|
|
.unwrap(),
|
|
float: id_fn
|
|
.call1((builtins_mod.getattr("float").unwrap(),))
|
|
.unwrap()
|
|
.extract()
|
|
.unwrap(),
|
|
list: id_fn
|
|
.call1((builtins_mod.getattr("list").unwrap(),))
|
|
.unwrap()
|
|
.extract()
|
|
.unwrap(),
|
|
tuple: id_fn
|
|
.call1((builtins_mod.getattr("tuple").unwrap(),))
|
|
.unwrap()
|
|
.extract()
|
|
.unwrap(),
|
|
};
|
|
|
|
Ok(Nac3 {
|
|
isa,
|
|
primitive,
|
|
builtins_ty,
|
|
builtins_def,
|
|
composer,
|
|
primitive_ids,
|
|
top_level: None,
|
|
pyid_to_def: Default::default(),
|
|
pyid_to_type: Default::default(),
|
|
to_be_registered: Default::default(),
|
|
global_value_ids: Default::default(),
|
|
})
|
|
}
|
|
|
|
fn register_module(&mut self, obj: PyObject) {
|
|
// Delay registration until all referenced variables are supposed to exist on the CPython side
|
|
self.to_be_registered.push(obj);
|
|
}
|
|
|
|
fn analyze(&mut self) -> PyResult<()> {
|
|
for obj in std::mem::take(&mut self.to_be_registered).into_iter() {
|
|
self.register_module_impl(obj)?;
|
|
}
|
|
Ok(())
|
|
}
|
|
|
|
fn compile_method(
|
|
&mut self,
|
|
obj: &PyAny,
|
|
method_name: String,
|
|
args: Vec<&PyAny>,
|
|
py: Python,
|
|
) -> PyResult<()> {
|
|
let id_fun = PyModule::import(py, "builtins")?.getattr("id")?;
|
|
let mut name_to_pyid: HashMap<StrRef, u64> = HashMap::new();
|
|
let module = PyModule::new(py, "tmp")?;
|
|
module.add("base", obj)?;
|
|
name_to_pyid.insert("base".into(), id_fun.call1((obj,))?.extract()?);
|
|
let mut arg_names = vec![];
|
|
for (i, arg) in args.into_iter().enumerate() {
|
|
let name = format!("tmp{}", i);
|
|
module.add(&name, arg)?;
|
|
name_to_pyid.insert(name.clone().into(), id_fun.call1((arg,))?.extract()?);
|
|
arg_names.push(name);
|
|
}
|
|
let synthesized = if method_name.is_empty() {
|
|
format!("def __modinit__():\n base({})", arg_names.join(", "))
|
|
} else {
|
|
format!(
|
|
"def __modinit__():\n base.{}({})",
|
|
method_name,
|
|
arg_names.join(", ")
|
|
)
|
|
};
|
|
let mut synthesized = parse_program(&synthesized).unwrap();
|
|
let resolver = Arc::new(Resolver {
|
|
id_to_type: self.builtins_ty.clone().into(),
|
|
id_to_def: self.builtins_def.clone().into(),
|
|
pyid_to_def: self.pyid_to_def.clone(),
|
|
pyid_to_type: self.pyid_to_type.clone(),
|
|
primitive_ids: self.primitive_ids.clone(),
|
|
global_value_ids: self.global_value_ids.clone(),
|
|
class_names: Default::default(),
|
|
name_to_pyid,
|
|
module: module.to_object(py),
|
|
}) as Arc<dyn SymbolResolver + Send + Sync>;
|
|
let (_, def_id, _) = self
|
|
.composer
|
|
.register_top_level(
|
|
synthesized.pop().unwrap(),
|
|
Some(resolver.clone()),
|
|
"".into(),
|
|
)
|
|
.unwrap();
|
|
|
|
let signature = FunSignature {
|
|
args: vec![],
|
|
ret: self.primitive.none,
|
|
vars: HashMap::new(),
|
|
};
|
|
let mut store = ConcreteTypeStore::new();
|
|
let mut cache = HashMap::new();
|
|
let signature = store.from_signature(
|
|
&mut self.composer.unifier,
|
|
&self.primitive,
|
|
&signature,
|
|
&mut cache,
|
|
);
|
|
let signature = store.add_cty(signature);
|
|
|
|
self.composer.start_analysis(true).unwrap();
|
|
self.top_level = Some(Arc::new(self.composer.make_top_level_context()));
|
|
let top_level = self.top_level.as_ref().unwrap();
|
|
let instance = {
|
|
let defs = top_level.definitions.read();
|
|
let mut definition = defs[def_id.0].write();
|
|
if let TopLevelDef::Function {
|
|
instance_to_stmt,
|
|
instance_to_symbol,
|
|
..
|
|
} = &mut *definition
|
|
{
|
|
instance_to_symbol.insert("".to_string(), "__modinit__".into());
|
|
instance_to_stmt[""].clone()
|
|
} else {
|
|
unreachable!()
|
|
}
|
|
};
|
|
|
|
let task = CodeGenTask {
|
|
subst: Default::default(),
|
|
symbol_name: "__modinit__".to_string(),
|
|
body: instance.body,
|
|
signature,
|
|
resolver,
|
|
store,
|
|
unifier_index: instance.unifier_id,
|
|
calls: instance.calls,
|
|
};
|
|
let isa = self.isa;
|
|
let f = Arc::new(WithCall::new(Box::new(move |module| {
|
|
let builder = PassManagerBuilder::create();
|
|
builder.set_optimization_level(OptimizationLevel::Default);
|
|
let passes = PassManager::create(());
|
|
builder.populate_module_pass_manager(&passes);
|
|
passes.run_on(module);
|
|
|
|
let (triple, features) = match isa {
|
|
Isa::Host => (TargetMachine::get_default_triple(), TargetMachine::get_host_cpu_features().to_string()),
|
|
Isa::RiscV => (TargetTriple::create("riscv32-unknown-linux"), "+a,+m".to_string()),
|
|
Isa::CortexA9 => (
|
|
TargetTriple::create("armv7-unknown-linux-gnueabihf"),
|
|
"+dsp,+fp16,+neon,+vfp3".to_string(),
|
|
),
|
|
};
|
|
let target =
|
|
Target::from_triple(&triple).expect("couldn't create target from target triple");
|
|
let target_machine = target
|
|
.create_target_machine(
|
|
&triple,
|
|
"",
|
|
&features,
|
|
OptimizationLevel::Default,
|
|
RelocMode::PIC,
|
|
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");
|
|
})));
|
|
let thread_names: Vec<String> = (0..4).map(|i| format!("module{}", i)).collect();
|
|
let threads: Vec<_> = thread_names
|
|
.iter()
|
|
.map(|s| Box::new(DefaultCodeGenerator::new(s.to_string())))
|
|
.collect();
|
|
|
|
py.allow_threads(|| {
|
|
let (registry, handles) = WorkerRegistry::create_workers(threads, top_level.clone(), f);
|
|
registry.add_task(task);
|
|
registry.wait_tasks_complete(handles);
|
|
});
|
|
|
|
let mut linker_args = vec![
|
|
"-shared".to_string(),
|
|
"--eh-frame-hdr".to_string(),
|
|
"-x".to_string(),
|
|
"-o".to_string(),
|
|
"module.elf".to_string(),
|
|
];
|
|
if isa != Isa::Host {
|
|
linker_args.push("-Tkernel.ld".to_string());
|
|
}
|
|
linker_args.extend(thread_names.iter().map(|name| name.to_owned() + ".o"));
|
|
if let Ok(linker_status) = Command::new("ld.lld").args(linker_args).status() {
|
|
if !linker_status.success() {
|
|
return Err(exceptions::PyRuntimeError::new_err(
|
|
"failed to start linker",
|
|
));
|
|
}
|
|
} else {
|
|
return Err(exceptions::PyRuntimeError::new_err(
|
|
"linker returned non-zero status code",
|
|
));
|
|
}
|
|
|
|
Ok(())
|
|
}
|
|
}
|
|
|
|
#[pymodule]
|
|
fn nac3artiq(_py: Python, m: &PyModule) -> PyResult<()> {
|
|
Target::initialize_all(&InitializationConfig::default());
|
|
m.add_class::<Nac3>()?;
|
|
Ok(())
|
|
}
|