forked from M-Labs/nac3
1163 lines
45 KiB
Rust
1163 lines
45 KiB
Rust
#![deny(
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future_incompatible,
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let_underscore,
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nonstandard_style,
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rust_2024_compatibility,
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clippy::all
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)]
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#![warn(clippy::pedantic)]
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#![allow(
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unsafe_op_in_unsafe_fn,
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clippy::cast_possible_truncation,
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clippy::cast_sign_loss,
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clippy::enum_glob_use,
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clippy::similar_names,
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clippy::too_many_lines,
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clippy::wildcard_imports
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)]
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use std::collections::{HashMap, HashSet};
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use std::fs;
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use std::io::Write;
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use std::process::Command;
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use std::rc::Rc;
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use std::sync::Arc;
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use inkwell::{
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context::Context,
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memory_buffer::MemoryBuffer,
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module::{Linkage, Module},
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passes::PassBuilderOptions,
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support::is_multithreaded,
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targets::*,
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OptimizationLevel,
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};
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use itertools::Itertools;
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use nac3core::codegen::{gen_func_impl, CodeGenLLVMOptions, CodeGenTargetMachineOptions};
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use nac3core::toplevel::builtins::get_exn_constructor;
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use nac3core::typecheck::typedef::{into_var_map, TypeEnum, Unifier, VarMap};
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use nac3parser::{
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ast::{ExprKind, Stmt, StmtKind, StrRef},
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parser::parse_program,
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};
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use pyo3::create_exception;
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use pyo3::prelude::*;
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use pyo3::{exceptions, types::PyBytes, types::PyDict, types::PySet};
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use parking_lot::{Mutex, RwLock};
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use nac3core::{
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codegen::irrt::load_irrt,
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codegen::{concrete_type::ConcreteTypeStore, CodeGenTask, WithCall, WorkerRegistry},
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symbol_resolver::SymbolResolver,
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toplevel::{
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composer::{BuiltinFuncCreator, BuiltinFuncSpec, ComposerConfig, TopLevelComposer},
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DefinitionId, GenCall, TopLevelDef,
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},
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typecheck::typedef::{FunSignature, FuncArg},
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typecheck::{type_inferencer::PrimitiveStore, typedef::Type},
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};
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use nac3ld::Linker;
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use crate::{
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codegen::{
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attributes_writeback, gen_core_log, gen_rtio_log, rpc_codegen_callback, ArtiqCodeGenerator,
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},
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symbol_resolver::{DeferredEvaluationStore, InnerResolver, PythonHelper, Resolver},
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};
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use tempfile::{self, TempDir};
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mod codegen;
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mod symbol_resolver;
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mod timeline;
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use timeline::TimeFns;
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#[derive(PartialEq, Clone, Copy)]
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enum Isa {
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Host,
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RiscV32G,
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RiscV32IMA,
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CortexA9,
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}
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impl Isa {
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/// Returns the number of bits in `size_t` for the [`Isa`].
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fn get_size_type(self) -> u32 {
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if self == Isa::Host {
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64u32
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} else {
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32u32
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}
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}
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}
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#[derive(Clone)]
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pub struct PrimitivePythonId {
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int: u64,
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int32: u64,
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int64: u64,
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uint32: u64,
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uint64: u64,
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float: u64,
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float64: u64,
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bool: u64,
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np_bool_: u64,
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string: u64,
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np_str_: u64,
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list: u64,
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ndarray: u64,
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tuple: u64,
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typevar: u64,
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const_generic_marker: u64,
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none: u64,
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exception: u64,
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generic_alias: (u64, u64),
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virtual_id: u64,
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option: u64,
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}
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type TopLevelComponent = (Stmt, String, PyObject);
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// TopLevelComposer is unsendable as it holds the unification table, which is
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// unsendable due to Rc. Arc would cause a performance hit.
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#[pyclass(unsendable, name = "NAC3")]
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struct Nac3 {
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isa: Isa,
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time_fns: &'static (dyn TimeFns + Sync),
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primitive: PrimitiveStore,
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builtins: Vec<BuiltinFuncSpec>,
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pyid_to_def: Arc<RwLock<HashMap<u64, DefinitionId>>>,
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primitive_ids: PrimitivePythonId,
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working_directory: TempDir,
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top_levels: Vec<TopLevelComponent>,
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string_store: Arc<RwLock<HashMap<String, i32>>>,
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exception_ids: Arc<RwLock<HashMap<usize, usize>>>,
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deferred_eval_store: DeferredEvaluationStore,
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/// LLVM-related options for code generation.
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llvm_options: CodeGenLLVMOptions,
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}
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create_exception!(nac3artiq, CompileError, exceptions::PyException);
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impl Nac3 {
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fn register_module(
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&mut self,
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module: &PyObject,
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registered_class_ids: &HashSet<u64>,
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) -> PyResult<()> {
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let (module_name, source_file) = Python::with_gil(|py| -> PyResult<(String, String)> {
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let module: &PyAny = module.extract(py)?;
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Ok((module.getattr("__name__")?.extract()?, module.getattr("__file__")?.extract()?))
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})?;
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let source = fs::read_to_string(&source_file).map_err(|e| {
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exceptions::PyIOError::new_err(format!("failed to read input file: {e}"))
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})?;
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let parser_result = parse_program(&source, source_file.into())
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.map_err(|e| exceptions::PySyntaxError::new_err(format!("parse error: {e}")))?;
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for mut stmt in parser_result {
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let include = match stmt.node {
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StmtKind::ClassDef { ref decorator_list, ref mut body, ref mut bases, .. } => {
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let nac3_class = decorator_list.iter().any(|decorator| {
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if let ExprKind::Name { id, .. } = decorator.node {
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id.to_string() == "nac3"
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} else {
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false
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}
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});
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if !nac3_class {
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continue;
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}
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// Drop unregistered (i.e. host-only) base classes.
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bases.retain(|base| {
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Python::with_gil(|py| -> PyResult<bool> {
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let id_fn = PyModule::import(py, "builtins")?.getattr("id")?;
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match &base.node {
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ExprKind::Name { id, .. } => {
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if *id == "Exception".into() {
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Ok(true)
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} else {
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let base_obj =
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module.getattr(py, id.to_string().as_str())?;
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let base_id = id_fn.call1((base_obj,))?.extract()?;
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Ok(registered_class_ids.contains(&base_id))
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}
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}
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_ => Ok(true),
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}
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})
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.unwrap()
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});
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body.retain(|stmt| {
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if let StmtKind::FunctionDef { ref decorator_list, .. } = stmt.node {
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decorator_list.iter().any(|decorator| {
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if let ExprKind::Name { id, .. } = decorator.node {
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id.to_string() == "kernel"
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|| id.to_string() == "portable"
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|| id.to_string() == "rpc"
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} else {
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false
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}
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})
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} else {
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true
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}
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});
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true
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}
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StmtKind::FunctionDef { ref decorator_list, .. } => {
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decorator_list.iter().any(|decorator| {
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if let ExprKind::Name { id, .. } = decorator.node {
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let id = id.to_string();
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id == "extern" || id == "portable" || id == "kernel" || id == "rpc"
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} else {
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false
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}
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})
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}
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_ => false,
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};
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if include {
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self.top_levels.push((stmt, module_name.clone(), module.clone()));
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}
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}
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Ok(())
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}
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fn report_modinit(
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arg_names: &[String],
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method_name: &str,
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resolver: &Arc<dyn SymbolResolver + Send + Sync>,
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top_level_defs: &[Arc<RwLock<TopLevelDef>>],
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unifier: &mut Unifier,
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primitives: &PrimitiveStore,
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) -> Option<String> {
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let base_ty =
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match resolver.get_symbol_type(unifier, top_level_defs, primitives, "base".into()) {
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Ok(ty) => ty,
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Err(e) => return Some(format!("type error inside object launching kernel: {e}")),
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};
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let fun_ty = if method_name.is_empty() {
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base_ty
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} else if let TypeEnum::TObj { fields, .. } = &*unifier.get_ty(base_ty) {
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match fields.get(&(*method_name).into()) {
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Some(t) => t.0,
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None => {
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return Some(format!(
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"object launching kernel does not have method `{method_name}`"
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))
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}
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}
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} else {
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return Some("cannot launch kernel by calling a non-callable".into());
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};
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if let TypeEnum::TFunc(FunSignature { args, .. }) = &*unifier.get_ty(fun_ty) {
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if arg_names.len() > args.len() {
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return Some(format!(
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"launching kernel function with too many arguments (expect {}, found {})",
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args.len(),
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arg_names.len(),
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));
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}
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for (i, FuncArg { ty, default_value, name, .. }) in args.iter().enumerate() {
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let in_name = match arg_names.get(i) {
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Some(n) => n,
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None if default_value.is_none() => {
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return Some(format!(
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"argument `{name}` not provided when launching kernel function"
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))
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}
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_ => break,
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};
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let in_ty = match resolver.get_symbol_type(
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unifier,
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top_level_defs,
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primitives,
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in_name.clone().into(),
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) {
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Ok(t) => t,
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Err(e) => {
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return Some(format!(
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"type error ({e}) at parameter #{i} when calling kernel function"
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))
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}
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};
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if let Err(e) = unifier.unify(in_ty, *ty) {
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return Some(format!(
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"type error ({}) at parameter #{i} when calling kernel function",
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e.to_display(unifier),
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));
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}
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}
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} else {
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return Some("cannot launch kernel by calling a non-callable".into());
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}
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None
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}
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/// Returns a [`Vec`] of builtins that needs to be initialized during method compilation time.
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fn get_lateinit_builtins() -> Vec<Box<BuiltinFuncCreator>> {
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vec![
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Box::new(|primitives, unifier| {
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let arg_ty = unifier.get_fresh_var(Some("T".into()), None);
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(
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"core_log".into(),
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FunSignature {
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args: vec![FuncArg {
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name: "arg".into(),
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ty: arg_ty.ty,
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default_value: None,
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is_vararg: false,
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}],
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ret: primitives.none,
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vars: into_var_map([arg_ty]),
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},
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Arc::new(GenCall::new(Box::new(move |ctx, obj, fun, args, generator| {
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gen_core_log(ctx, &obj, fun, &args, generator)?;
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Ok(None)
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}))),
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)
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}),
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Box::new(|primitives, unifier| {
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let arg_ty = unifier.get_fresh_var(Some("T".into()), None);
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(
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"rtio_log".into(),
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FunSignature {
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args: vec![
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FuncArg {
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name: "channel".into(),
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ty: primitives.str,
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default_value: None,
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is_vararg: false,
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},
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FuncArg {
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name: "arg".into(),
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ty: arg_ty.ty,
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default_value: None,
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is_vararg: false,
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},
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],
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ret: primitives.none,
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vars: into_var_map([arg_ty]),
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},
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Arc::new(GenCall::new(Box::new(move |ctx, obj, fun, args, generator| {
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gen_rtio_log(ctx, &obj, fun, &args, generator)?;
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Ok(None)
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}))),
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)
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}),
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]
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}
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fn compile_method<T>(
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&self,
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obj: &PyAny,
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method_name: &str,
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args: Vec<&PyAny>,
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embedding_map: &PyAny,
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py: Python,
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link_fn: &dyn Fn(&Module) -> PyResult<T>,
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) -> PyResult<T> {
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let size_t = self.isa.get_size_type();
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let (mut composer, mut builtins_def, mut builtins_ty) = TopLevelComposer::new(
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self.builtins.clone(),
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Self::get_lateinit_builtins(),
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ComposerConfig { kernel_ann: Some("Kernel"), kernel_invariant_ann: "KernelInvariant" },
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size_t,
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);
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|
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|
let builtins = PyModule::import(py, "builtins")?;
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let typings = PyModule::import(py, "typing")?;
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|
let id_fn = builtins.getattr("id")?;
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|
let issubclass = builtins.getattr("issubclass")?;
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let exn_class = builtins.getattr("Exception")?;
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let store_obj = embedding_map.getattr("store_object").unwrap().to_object(py);
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let store_str = embedding_map.getattr("store_str").unwrap().to_object(py);
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let store_fun = embedding_map.getattr("store_function").unwrap().to_object(py);
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let host_attributes = embedding_map.getattr("attributes_writeback").unwrap().to_object(py);
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let global_value_ids: Arc<RwLock<HashMap<_, _>>> = Arc::new(RwLock::new(HashMap::new()));
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let helper = PythonHelper {
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id_fn: builtins.getattr("id").unwrap().to_object(py),
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|
len_fn: builtins.getattr("len").unwrap().to_object(py),
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|
type_fn: builtins.getattr("type").unwrap().to_object(py),
|
|
origin_ty_fn: typings.getattr("get_origin").unwrap().to_object(py),
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|
args_ty_fn: typings.getattr("get_args").unwrap().to_object(py),
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store_obj: store_obj.clone(),
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store_str,
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|
};
|
|
|
|
let pyid_to_type = Arc::new(RwLock::new(HashMap::<u64, Type>::new()));
|
|
let exception_names = [
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"ZeroDivisionError",
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|
"IndexError",
|
|
"ValueError",
|
|
"RuntimeError",
|
|
"AssertionError",
|
|
"KeyError",
|
|
"NotImplementedError",
|
|
"OverflowError",
|
|
"IOError",
|
|
"UnwrapNoneError",
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|
];
|
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add_exceptions(&mut composer, &mut builtins_def, &mut builtins_ty, &exception_names);
|
|
|
|
let mut module_to_resolver_cache: HashMap<u64, _> = HashMap::new();
|
|
|
|
let mut rpc_ids = vec![];
|
|
for (stmt, path, module) in &self.top_levels {
|
|
let py_module: &PyAny = module.extract(py)?;
|
|
let module_id: u64 = id_fn.call1((py_module,))?.extract()?;
|
|
let helper = helper.clone();
|
|
let class_obj;
|
|
if let StmtKind::ClassDef { name, .. } = &stmt.node {
|
|
let class = py_module.getattr(name.to_string().as_str()).unwrap();
|
|
if issubclass.call1((class, exn_class)).unwrap().extract().unwrap()
|
|
&& class.getattr("artiq_builtin").is_err()
|
|
{
|
|
class_obj = Some(class);
|
|
} else {
|
|
class_obj = None;
|
|
}
|
|
} else {
|
|
class_obj = None;
|
|
}
|
|
let (name_to_pyid, resolver) =
|
|
module_to_resolver_cache.get(&module_id).cloned().unwrap_or_else(|| {
|
|
let mut name_to_pyid: HashMap<StrRef, u64> = HashMap::new();
|
|
let members: &PyDict =
|
|
py_module.getattr("__dict__").unwrap().downcast().unwrap();
|
|
for (key, val) in members {
|
|
let key: &str = key.extract().unwrap();
|
|
let val = id_fn.call1((val,)).unwrap().extract().unwrap();
|
|
name_to_pyid.insert(key.into(), val);
|
|
}
|
|
let resolver = Arc::new(Resolver(Arc::new(InnerResolver {
|
|
id_to_type: builtins_ty.clone().into(),
|
|
id_to_def: builtins_def.clone().into(),
|
|
pyid_to_def: self.pyid_to_def.clone(),
|
|
pyid_to_type: pyid_to_type.clone(),
|
|
primitive_ids: self.primitive_ids.clone(),
|
|
global_value_ids: global_value_ids.clone(),
|
|
name_to_pyid: name_to_pyid.clone(),
|
|
module: module.clone(),
|
|
id_to_pyval: RwLock::default(),
|
|
id_to_primitive: RwLock::default(),
|
|
field_to_val: RwLock::default(),
|
|
helper,
|
|
string_store: self.string_store.clone(),
|
|
exception_ids: self.exception_ids.clone(),
|
|
deferred_eval_store: self.deferred_eval_store.clone(),
|
|
})))
|
|
as Arc<dyn SymbolResolver + Send + Sync>;
|
|
let name_to_pyid = Rc::new(name_to_pyid);
|
|
module_to_resolver_cache
|
|
.insert(module_id, (name_to_pyid.clone(), resolver.clone()));
|
|
(name_to_pyid, resolver)
|
|
});
|
|
|
|
let (name, def_id, ty) = composer
|
|
.register_top_level(stmt.clone(), Some(resolver.clone()), path, false)
|
|
.map_err(|e| {
|
|
CompileError::new_err(format!("compilation failed\n----------\n{e}"))
|
|
})?;
|
|
if let Some(class_obj) = class_obj {
|
|
self.exception_ids
|
|
.write()
|
|
.insert(def_id.0, store_obj.call1(py, (class_obj,))?.extract(py)?);
|
|
}
|
|
|
|
match &stmt.node {
|
|
StmtKind::FunctionDef { decorator_list, .. } => {
|
|
if decorator_list.iter().any(|decorator| matches!(decorator.node, ExprKind::Name { id, .. } if id == "rpc".into())) {
|
|
store_fun.call1(py, (def_id.0.into_py(py), module.getattr(py, name.to_string().as_str()).unwrap())).unwrap();
|
|
rpc_ids.push((None, def_id));
|
|
}
|
|
}
|
|
StmtKind::ClassDef { name, body, .. } => {
|
|
let class_name = name.to_string();
|
|
let class_obj = module.getattr(py, class_name.as_str()).unwrap();
|
|
for stmt in body {
|
|
if let StmtKind::FunctionDef { name, decorator_list, .. } = &stmt.node {
|
|
if decorator_list.iter().any(|decorator| matches!(decorator.node, ExprKind::Name { id, .. } if id == "rpc".into())) {
|
|
if name == &"__init__".into() {
|
|
return Err(CompileError::new_err(format!(
|
|
"compilation failed\n----------\nThe constructor of class {} should not be decorated with rpc decorator (at {})",
|
|
class_name, stmt.location
|
|
)));
|
|
}
|
|
rpc_ids.push((Some((class_obj.clone(), *name)), def_id));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
_ => ()
|
|
}
|
|
|
|
let id = *name_to_pyid.get(&name).unwrap();
|
|
self.pyid_to_def.write().insert(id, def_id);
|
|
{
|
|
let mut pyid_to_ty = pyid_to_type.write();
|
|
if let Some(ty) = ty {
|
|
pyid_to_ty.insert(id, ty);
|
|
}
|
|
}
|
|
}
|
|
|
|
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, "<nac3_synthesized_modinit>".to_string().into()).unwrap();
|
|
let inner_resolver = Arc::new(InnerResolver {
|
|
id_to_type: builtins_ty.clone().into(),
|
|
id_to_def: builtins_def.clone().into(),
|
|
pyid_to_def: self.pyid_to_def.clone(),
|
|
pyid_to_type: pyid_to_type.clone(),
|
|
primitive_ids: self.primitive_ids.clone(),
|
|
global_value_ids: global_value_ids.clone(),
|
|
id_to_pyval: RwLock::default(),
|
|
id_to_primitive: RwLock::default(),
|
|
field_to_val: RwLock::default(),
|
|
name_to_pyid,
|
|
module: module.to_object(py),
|
|
helper,
|
|
string_store: self.string_store.clone(),
|
|
exception_ids: self.exception_ids.clone(),
|
|
deferred_eval_store: self.deferred_eval_store.clone(),
|
|
});
|
|
let resolver =
|
|
Arc::new(Resolver(inner_resolver.clone())) as Arc<dyn SymbolResolver + Send + Sync>;
|
|
let (_, def_id, _) = composer
|
|
.register_top_level(synthesized.pop().unwrap(), Some(resolver.clone()), "", false)
|
|
.unwrap();
|
|
|
|
// Process IRRT
|
|
let context = inkwell::context::Context::create();
|
|
let irrt = load_irrt(&context, resolver.as_ref());
|
|
|
|
let fun_signature =
|
|
FunSignature { args: vec![], ret: self.primitive.none, vars: VarMap::new() };
|
|
let mut store = ConcreteTypeStore::new();
|
|
let mut cache = HashMap::new();
|
|
let signature = store.from_signature(
|
|
&mut composer.unifier,
|
|
&self.primitive,
|
|
&fun_signature,
|
|
&mut cache,
|
|
);
|
|
let signature = store.add_cty(signature);
|
|
|
|
if let Err(e) = composer.start_analysis(true) {
|
|
// report error of __modinit__ separately
|
|
return if e.iter().any(|err| err.contains("<nac3_synthesized_modinit>")) {
|
|
let msg = Self::report_modinit(
|
|
&arg_names,
|
|
method_name,
|
|
&resolver,
|
|
&composer.extract_def_list(),
|
|
&mut composer.unifier,
|
|
&self.primitive,
|
|
);
|
|
Err(CompileError::new_err(format!(
|
|
"compilation failed\n----------\n{}",
|
|
msg.unwrap_or(e.iter().sorted().join("\n----------\n"))
|
|
)))
|
|
} else {
|
|
Err(CompileError::new_err(format!(
|
|
"compilation failed\n----------\n{}",
|
|
e.iter().sorted().join("\n----------\n"),
|
|
)))
|
|
};
|
|
}
|
|
let top_level = Arc::new(composer.make_top_level_context());
|
|
|
|
{
|
|
let rpc_codegen = rpc_codegen_callback();
|
|
let defs = top_level.definitions.read();
|
|
for (class_data, id) in &rpc_ids {
|
|
let mut def = defs[id.0].write();
|
|
match &mut *def {
|
|
TopLevelDef::Function { codegen_callback, .. } => {
|
|
*codegen_callback = Some(rpc_codegen.clone());
|
|
}
|
|
TopLevelDef::Class { methods, .. } => {
|
|
let (class_def, method_name) = class_data.as_ref().unwrap();
|
|
for (name, _, id) in &*methods {
|
|
if name != method_name {
|
|
continue;
|
|
}
|
|
if let TopLevelDef::Function { codegen_callback, .. } =
|
|
&mut *defs[id.0].write()
|
|
{
|
|
*codegen_callback = Some(rpc_codegen.clone());
|
|
store_fun
|
|
.call1(
|
|
py,
|
|
(
|
|
id.0.into_py(py),
|
|
class_def
|
|
.getattr(py, name.to_string().as_str())
|
|
.unwrap(),
|
|
),
|
|
)
|
|
.unwrap();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
let instance = {
|
|
let defs = top_level.definitions.read();
|
|
let mut definition = defs[def_id.0].write();
|
|
let TopLevelDef::Function { instance_to_stmt, instance_to_symbol, .. } =
|
|
&mut *definition
|
|
else {
|
|
unreachable!()
|
|
};
|
|
|
|
instance_to_symbol.insert(String::new(), "__modinit__".into());
|
|
instance_to_stmt[""].clone()
|
|
};
|
|
|
|
let task = CodeGenTask {
|
|
subst: Vec::default(),
|
|
symbol_name: "__modinit__".to_string(),
|
|
body: instance.body,
|
|
signature,
|
|
resolver: resolver.clone(),
|
|
store,
|
|
unifier_index: instance.unifier_id,
|
|
calls: instance.calls,
|
|
id: 0,
|
|
};
|
|
|
|
let mut store = ConcreteTypeStore::new();
|
|
let mut cache = HashMap::new();
|
|
let signature = store.from_signature(
|
|
&mut composer.unifier,
|
|
&self.primitive,
|
|
&fun_signature,
|
|
&mut cache,
|
|
);
|
|
let signature = store.add_cty(signature);
|
|
let attributes_writeback_task = CodeGenTask {
|
|
subst: Vec::default(),
|
|
symbol_name: "attributes_writeback".to_string(),
|
|
body: Arc::new(Vec::default()),
|
|
signature,
|
|
resolver,
|
|
store,
|
|
unifier_index: instance.unifier_id,
|
|
calls: Arc::new(HashMap::default()),
|
|
id: 0,
|
|
};
|
|
|
|
let membuffers: Arc<Mutex<Vec<Vec<u8>>>> = Arc::default();
|
|
|
|
let membuffer = membuffers.clone();
|
|
|
|
let f = Arc::new(WithCall::new(Box::new(move |module| {
|
|
let buffer = module.write_bitcode_to_memory();
|
|
let buffer = buffer.as_slice().into();
|
|
membuffer.lock().push(buffer);
|
|
})));
|
|
let size_t = Context::create()
|
|
.ptr_sized_int_type(&self.get_llvm_target_machine().get_target_data(), None)
|
|
.get_bit_width();
|
|
let num_threads = if is_multithreaded() { 4 } else { 1 };
|
|
let thread_names: Vec<String> = (0..num_threads).map(|_| "main".to_string()).collect();
|
|
let threads: Vec<_> = thread_names
|
|
.iter()
|
|
.map(|s| Box::new(ArtiqCodeGenerator::new(s.to_string(), size_t, self.time_fns)))
|
|
.collect();
|
|
|
|
let membuffer = membuffers.clone();
|
|
py.allow_threads(|| {
|
|
let (registry, handles) =
|
|
WorkerRegistry::create_workers(threads, top_level.clone(), &self.llvm_options, &f);
|
|
registry.add_task(task);
|
|
registry.wait_tasks_complete(handles);
|
|
|
|
let mut generator =
|
|
ArtiqCodeGenerator::new("attributes_writeback".to_string(), size_t, self.time_fns);
|
|
let context = inkwell::context::Context::create();
|
|
let module = context.create_module("attributes_writeback");
|
|
let target_machine = self.llvm_options.create_target_machine().unwrap();
|
|
module.set_data_layout(&target_machine.get_target_data().get_data_layout());
|
|
module.set_triple(&target_machine.get_triple());
|
|
let builder = context.create_builder();
|
|
let (_, module, _) = gen_func_impl(
|
|
&context,
|
|
&mut generator,
|
|
®istry,
|
|
builder,
|
|
module,
|
|
attributes_writeback_task,
|
|
|generator, ctx| {
|
|
attributes_writeback(ctx, generator, inner_resolver.as_ref(), &host_attributes)
|
|
},
|
|
)
|
|
.unwrap();
|
|
let buffer = module.write_bitcode_to_memory();
|
|
let buffer = buffer.as_slice().into();
|
|
membuffer.lock().push(buffer);
|
|
});
|
|
|
|
// Link all modules into `main`.
|
|
let buffers = membuffers.lock();
|
|
let main = context
|
|
.create_module_from_ir(MemoryBuffer::create_from_memory_range(&buffers[0], "main"))
|
|
.unwrap();
|
|
for buffer in buffers.iter().skip(1) {
|
|
let other = context
|
|
.create_module_from_ir(MemoryBuffer::create_from_memory_range(buffer, "main"))
|
|
.unwrap();
|
|
|
|
main.link_in_module(other).map_err(|err| CompileError::new_err(err.to_string()))?;
|
|
}
|
|
let builder = context.create_builder();
|
|
let modinit_return = main
|
|
.get_function("__modinit__")
|
|
.unwrap()
|
|
.get_last_basic_block()
|
|
.unwrap()
|
|
.get_terminator()
|
|
.unwrap();
|
|
builder.position_before(&modinit_return);
|
|
builder
|
|
.build_call(
|
|
main.get_function("attributes_writeback").unwrap(),
|
|
&[],
|
|
"attributes_writeback",
|
|
)
|
|
.unwrap();
|
|
|
|
main.link_in_module(irrt).map_err(|err| CompileError::new_err(err.to_string()))?;
|
|
|
|
let mut function_iter = main.get_first_function();
|
|
while let Some(func) = function_iter {
|
|
if func.count_basic_blocks() > 0 && func.get_name().to_str().unwrap() != "__modinit__" {
|
|
func.set_linkage(Linkage::Private);
|
|
}
|
|
function_iter = func.get_next_function();
|
|
}
|
|
|
|
// Demote all global variables that will not be referenced in the kernel to private
|
|
let preserved_symbols: Vec<&'static [u8]> = vec![b"typeinfo", b"now"];
|
|
let mut global_option = main.get_first_global();
|
|
while let Some(global) = global_option {
|
|
if !preserved_symbols.contains(&(global.get_name().to_bytes())) {
|
|
global.set_linkage(Linkage::Private);
|
|
}
|
|
global_option = global.get_next_global();
|
|
}
|
|
|
|
let target_machine = self
|
|
.llvm_options
|
|
.target
|
|
.create_target_machine(self.llvm_options.opt_level)
|
|
.expect("couldn't create target machine");
|
|
|
|
let pass_options = PassBuilderOptions::create();
|
|
pass_options.set_merge_functions(true);
|
|
let passes = format!("default<O{}>", self.llvm_options.opt_level as u32);
|
|
let result = main.run_passes(passes.as_str(), &target_machine, pass_options);
|
|
if let Err(err) = result {
|
|
panic!("Failed to run optimization for module `main`: {}", err.to_string());
|
|
}
|
|
|
|
link_fn(&main)
|
|
}
|
|
|
|
/// Returns the [`TargetTriple`] used for compiling to [isa].
|
|
fn get_llvm_target_triple(isa: Isa) -> TargetTriple {
|
|
match isa {
|
|
Isa::Host => TargetMachine::get_default_triple(),
|
|
Isa::RiscV32G | Isa::RiscV32IMA => TargetTriple::create("riscv32-unknown-linux"),
|
|
Isa::CortexA9 => TargetTriple::create("armv7-unknown-linux-gnueabihf"),
|
|
}
|
|
}
|
|
|
|
/// Returns the [`String`] representing the target CPU used for compiling to [isa].
|
|
fn get_llvm_target_cpu(isa: Isa) -> String {
|
|
match isa {
|
|
Isa::Host => TargetMachine::get_host_cpu_name().to_string(),
|
|
Isa::RiscV32G | Isa::RiscV32IMA => "generic-rv32".to_string(),
|
|
Isa::CortexA9 => "cortex-a9".to_string(),
|
|
}
|
|
}
|
|
|
|
/// Returns the [`String`] representing the target features used for compiling to [isa].
|
|
fn get_llvm_target_features(isa: Isa) -> String {
|
|
match isa {
|
|
Isa::Host => TargetMachine::get_host_cpu_features().to_string(),
|
|
Isa::RiscV32G => "+a,+m,+f,+d".to_string(),
|
|
Isa::RiscV32IMA => "+a,+m".to_string(),
|
|
Isa::CortexA9 => "+dsp,+fp16,+neon,+vfp3,+long-calls".to_string(),
|
|
}
|
|
}
|
|
|
|
/// Returns an instance of [`CodeGenTargetMachineOptions`] representing the target machine
|
|
/// options used for compiling to [isa].
|
|
fn get_llvm_target_options(isa: Isa) -> CodeGenTargetMachineOptions {
|
|
CodeGenTargetMachineOptions {
|
|
triple: Nac3::get_llvm_target_triple(isa).as_str().to_string_lossy().into_owned(),
|
|
cpu: Nac3::get_llvm_target_cpu(isa),
|
|
features: Nac3::get_llvm_target_features(isa),
|
|
reloc_mode: RelocMode::PIC,
|
|
..CodeGenTargetMachineOptions::from_host()
|
|
}
|
|
}
|
|
|
|
/// Returns an instance of [`TargetMachine`] used in compiling and linking of a program to the
|
|
/// target [isa].
|
|
fn get_llvm_target_machine(&self) -> TargetMachine {
|
|
Nac3::get_llvm_target_options(self.isa)
|
|
.create_target_machine(self.llvm_options.opt_level)
|
|
.expect("couldn't create target machine")
|
|
}
|
|
}
|
|
|
|
fn link_with_lld(elf_filename: String, obj_filename: String) -> PyResult<()> {
|
|
let linker_args = vec![
|
|
"-shared".to_string(),
|
|
"--eh-frame-hdr".to_string(),
|
|
"-x".to_string(),
|
|
"-o".to_string(),
|
|
elf_filename,
|
|
obj_filename,
|
|
];
|
|
|
|
#[cfg(not(windows))]
|
|
let lld_command = "ld.lld";
|
|
#[cfg(windows)]
|
|
let lld_command = "ld.lld.exe";
|
|
if let Ok(linker_status) = Command::new(lld_command).args(linker_args).status() {
|
|
if !linker_status.success() {
|
|
return Err(CompileError::new_err("failed to start linker"));
|
|
}
|
|
} else {
|
|
return Err(CompileError::new_err("linker returned non-zero status code"));
|
|
}
|
|
|
|
Ok(())
|
|
}
|
|
|
|
fn add_exceptions(
|
|
composer: &mut TopLevelComposer,
|
|
builtin_def: &mut HashMap<StrRef, DefinitionId>,
|
|
builtin_ty: &mut HashMap<StrRef, Type>,
|
|
error_names: &[&str],
|
|
) -> Vec<Type> {
|
|
let mut types = Vec::new();
|
|
// note: this is only for builtin exceptions, i.e. the exception name is "0:{exn}"
|
|
for name in error_names {
|
|
let def_id = composer.definition_ast_list.len();
|
|
let (exception_fn, exception_class, exception_cons, exception_type) = get_exn_constructor(
|
|
name,
|
|
// class id
|
|
def_id,
|
|
// constructor id
|
|
def_id + 1,
|
|
&mut composer.unifier,
|
|
&composer.primitives_ty,
|
|
);
|
|
composer.definition_ast_list.push((Arc::new(RwLock::new(exception_class)), None));
|
|
composer.definition_ast_list.push((Arc::new(RwLock::new(exception_fn)), None));
|
|
builtin_ty.insert((*name).into(), exception_cons);
|
|
builtin_def.insert((*name).into(), DefinitionId(def_id));
|
|
types.push(exception_type);
|
|
}
|
|
types
|
|
}
|
|
|
|
#[pymethods]
|
|
impl Nac3 {
|
|
#[new]
|
|
fn new(isa: &str, artiq_builtins: &PyDict, py: Python) -> PyResult<Self> {
|
|
let isa = match isa {
|
|
"host" => Isa::Host,
|
|
"rv32g" => Isa::RiscV32G,
|
|
"rv32ima" => Isa::RiscV32IMA,
|
|
"cortexa9" => Isa::CortexA9,
|
|
_ => return Err(exceptions::PyValueError::new_err("invalid ISA")),
|
|
};
|
|
let time_fns: &(dyn TimeFns + Sync) = match isa {
|
|
Isa::RiscV32G => &timeline::NOW_PINNING_TIME_FNS_64,
|
|
Isa::RiscV32IMA => &timeline::NOW_PINNING_TIME_FNS,
|
|
Isa::CortexA9 | Isa::Host => &timeline::EXTERN_TIME_FNS,
|
|
};
|
|
let (primitive, _) = TopLevelComposer::make_primitives(isa.get_size_type());
|
|
let builtins = vec![
|
|
(
|
|
"now_mu".into(),
|
|
FunSignature { args: vec![], ret: primitive.int64, vars: VarMap::new() },
|
|
Arc::new(GenCall::new(Box::new(move |ctx, _, _, _, _| {
|
|
Ok(Some(time_fns.emit_now_mu(ctx)))
|
|
}))),
|
|
),
|
|
(
|
|
"at_mu".into(),
|
|
FunSignature {
|
|
args: vec![FuncArg {
|
|
name: "t".into(),
|
|
ty: primitive.int64,
|
|
default_value: None,
|
|
is_vararg: false,
|
|
}],
|
|
ret: primitive.none,
|
|
vars: VarMap::new(),
|
|
},
|
|
Arc::new(GenCall::new(Box::new(move |ctx, _, fun, args, generator| {
|
|
let arg_ty = fun.0.args[0].ty;
|
|
let arg =
|
|
args[0].1.clone().to_basic_value_enum(ctx, generator, arg_ty).unwrap();
|
|
time_fns.emit_at_mu(ctx, arg);
|
|
Ok(None)
|
|
}))),
|
|
),
|
|
(
|
|
"delay_mu".into(),
|
|
FunSignature {
|
|
args: vec![FuncArg {
|
|
name: "dt".into(),
|
|
ty: primitive.int64,
|
|
default_value: None,
|
|
is_vararg: false,
|
|
}],
|
|
ret: primitive.none,
|
|
vars: VarMap::new(),
|
|
},
|
|
Arc::new(GenCall::new(Box::new(move |ctx, _, fun, args, generator| {
|
|
let arg_ty = fun.0.args[0].ty;
|
|
let arg =
|
|
args[0].1.clone().to_basic_value_enum(ctx, generator, arg_ty).unwrap();
|
|
time_fns.emit_delay_mu(ctx, arg);
|
|
Ok(None)
|
|
}))),
|
|
),
|
|
];
|
|
|
|
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 typing_mod = PyModule::import(py, "typing").unwrap();
|
|
let types_mod = PyModule::import(py, "types").unwrap();
|
|
|
|
let get_id = |x: &PyAny| id_fn.call1((x,)).and_then(PyAny::extract).unwrap();
|
|
let get_attr_id = |obj: &PyModule, attr| {
|
|
id_fn.call1((obj.getattr(attr).unwrap(),)).unwrap().extract().unwrap()
|
|
};
|
|
let primitive_ids = PrimitivePythonId {
|
|
virtual_id: get_id(artiq_builtins.get_item("virtual").ok().flatten().unwrap()),
|
|
generic_alias: (
|
|
get_attr_id(typing_mod, "_GenericAlias"),
|
|
get_attr_id(types_mod, "GenericAlias"),
|
|
),
|
|
none: get_id(artiq_builtins.get_item("none").ok().flatten().unwrap()),
|
|
typevar: get_attr_id(typing_mod, "TypeVar"),
|
|
const_generic_marker: get_id(
|
|
artiq_builtins.get_item("_ConstGenericMarker").ok().flatten().unwrap(),
|
|
),
|
|
int: get_attr_id(builtins_mod, "int"),
|
|
int32: get_attr_id(numpy_mod, "int32"),
|
|
int64: get_attr_id(numpy_mod, "int64"),
|
|
uint32: get_attr_id(numpy_mod, "uint32"),
|
|
uint64: get_attr_id(numpy_mod, "uint64"),
|
|
bool: get_attr_id(builtins_mod, "bool"),
|
|
np_bool_: get_attr_id(numpy_mod, "bool_"),
|
|
string: get_attr_id(builtins_mod, "str"),
|
|
np_str_: get_attr_id(numpy_mod, "str_"),
|
|
float: get_attr_id(builtins_mod, "float"),
|
|
float64: get_attr_id(numpy_mod, "float64"),
|
|
list: get_attr_id(builtins_mod, "list"),
|
|
ndarray: get_attr_id(numpy_mod, "ndarray"),
|
|
tuple: get_attr_id(builtins_mod, "tuple"),
|
|
exception: get_attr_id(builtins_mod, "Exception"),
|
|
option: get_id(artiq_builtins.get_item("Option").ok().flatten().unwrap()),
|
|
};
|
|
|
|
let working_directory = tempfile::Builder::new().prefix("nac3-").tempdir().unwrap();
|
|
fs::write(working_directory.path().join("kernel.ld"), include_bytes!("kernel.ld")).unwrap();
|
|
|
|
Ok(Nac3 {
|
|
isa,
|
|
time_fns,
|
|
primitive,
|
|
builtins,
|
|
primitive_ids,
|
|
top_levels: Vec::default(),
|
|
pyid_to_def: Arc::default(),
|
|
working_directory,
|
|
string_store: Arc::default(),
|
|
exception_ids: Arc::default(),
|
|
deferred_eval_store: DeferredEvaluationStore::new(),
|
|
llvm_options: CodeGenLLVMOptions {
|
|
opt_level: OptimizationLevel::Default,
|
|
target: Nac3::get_llvm_target_options(isa),
|
|
},
|
|
})
|
|
}
|
|
|
|
fn analyze(&mut self, functions: &PySet, classes: &PySet) -> PyResult<()> {
|
|
let (modules, class_ids) =
|
|
Python::with_gil(|py| -> PyResult<(HashMap<u64, PyObject>, HashSet<u64>)> {
|
|
let mut modules: HashMap<u64, PyObject> = HashMap::new();
|
|
let mut class_ids: HashSet<u64> = HashSet::new();
|
|
|
|
let id_fn = PyModule::import(py, "builtins")?.getattr("id")?;
|
|
let getmodule_fn = PyModule::import(py, "inspect")?.getattr("getmodule")?;
|
|
|
|
for function in functions {
|
|
let module = getmodule_fn.call1((function,))?.extract()?;
|
|
modules.insert(id_fn.call1((&module,))?.extract()?, module);
|
|
}
|
|
for class in classes {
|
|
let module = getmodule_fn.call1((class,))?.extract()?;
|
|
modules.insert(id_fn.call1((&module,))?.extract()?, module);
|
|
class_ids.insert(id_fn.call1((class,))?.extract()?);
|
|
}
|
|
Ok((modules, class_ids))
|
|
})?;
|
|
|
|
for module in modules.into_values() {
|
|
self.register_module(&module, &class_ids)?;
|
|
}
|
|
Ok(())
|
|
}
|
|
|
|
fn compile_method_to_file(
|
|
&mut self,
|
|
obj: &PyAny,
|
|
method_name: &str,
|
|
args: Vec<&PyAny>,
|
|
filename: &str,
|
|
embedding_map: &PyAny,
|
|
py: Python,
|
|
) -> PyResult<()> {
|
|
let target_machine = self.get_llvm_target_machine();
|
|
|
|
if self.isa == Isa::Host {
|
|
let link_fn = |module: &Module| {
|
|
let working_directory = self.working_directory.path().to_owned();
|
|
target_machine
|
|
.write_to_file(module, FileType::Object, &working_directory.join("module.o"))
|
|
.expect("couldn't write module to file");
|
|
link_with_lld(
|
|
filename.to_string(),
|
|
working_directory.join("module.o").to_string_lossy().to_string(),
|
|
)?;
|
|
Ok(())
|
|
};
|
|
|
|
self.compile_method(obj, method_name, args, embedding_map, py, &link_fn)
|
|
} else {
|
|
let link_fn = |module: &Module| {
|
|
let object_mem = target_machine
|
|
.write_to_memory_buffer(module, FileType::Object)
|
|
.expect("couldn't write module to object file buffer");
|
|
if let Ok(dyn_lib) = Linker::ld(object_mem.as_slice()) {
|
|
if let Ok(mut file) = fs::File::create(filename) {
|
|
file.write_all(&dyn_lib).expect("couldn't write linked library to file");
|
|
Ok(())
|
|
} else {
|
|
Err(CompileError::new_err("failed to create file"))
|
|
}
|
|
} else {
|
|
Err(CompileError::new_err("linker failed to process object file"))
|
|
}
|
|
};
|
|
|
|
self.compile_method(obj, method_name, args, embedding_map, py, &link_fn)
|
|
}
|
|
}
|
|
|
|
fn compile_method_to_mem(
|
|
&mut self,
|
|
obj: &PyAny,
|
|
method_name: &str,
|
|
args: Vec<&PyAny>,
|
|
embedding_map: &PyAny,
|
|
py: Python,
|
|
) -> PyResult<PyObject> {
|
|
let target_machine = self.get_llvm_target_machine();
|
|
|
|
if self.isa == Isa::Host {
|
|
let link_fn = |module: &Module| {
|
|
let working_directory = self.working_directory.path().to_owned();
|
|
target_machine
|
|
.write_to_file(module, FileType::Object, &working_directory.join("module.o"))
|
|
.expect("couldn't write module to file");
|
|
|
|
let filename_path = self.working_directory.path().join("module.elf");
|
|
let filename = filename_path.to_str().unwrap();
|
|
link_with_lld(
|
|
filename.to_string(),
|
|
working_directory.join("module.o").to_string_lossy().to_string(),
|
|
)?;
|
|
|
|
Ok(PyBytes::new(py, &fs::read(filename).unwrap()).into())
|
|
};
|
|
|
|
self.compile_method(obj, method_name, args, embedding_map, py, &link_fn)
|
|
} else {
|
|
let link_fn = |module: &Module| {
|
|
let object_mem = target_machine
|
|
.write_to_memory_buffer(module, FileType::Object)
|
|
.expect("couldn't write module to object file buffer");
|
|
if let Ok(dyn_lib) = Linker::ld(object_mem.as_slice()) {
|
|
Ok(PyBytes::new(py, &dyn_lib).into())
|
|
} else {
|
|
Err(CompileError::new_err("linker failed to process object file"))
|
|
}
|
|
};
|
|
|
|
self.compile_method(obj, method_name, args, embedding_map, py, &link_fn)
|
|
}
|
|
}
|
|
}
|
|
|
|
#[cfg(feature = "init-llvm-profile")]
|
|
extern "C" {
|
|
fn __llvm_profile_initialize();
|
|
}
|
|
|
|
#[pymodule]
|
|
fn nac3artiq(py: Python, m: &PyModule) -> PyResult<()> {
|
|
#[cfg(feature = "init-llvm-profile")]
|
|
unsafe {
|
|
__llvm_profile_initialize();
|
|
}
|
|
|
|
Target::initialize_all(&InitializationConfig::default());
|
|
m.add("CompileError", py.get_type::<CompileError>())?;
|
|
m.add_class::<Nac3>()?;
|
|
Ok(())
|
|
}
|