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misc/impl-
Author | SHA1 | Date |
---|---|---|
David Mak | a9ca91c387 |
|
@ -47,6 +47,7 @@ use parking_lot::{Mutex, RwLock};
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use nac3core::{
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codegen::irrt::load_irrt,
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codegen::tracert::TraceRuntimeConfig,
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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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@ -635,8 +636,13 @@ impl Nac3 {
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let membuffer = membuffers.clone();
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py.allow_threads(|| {
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let (registry, handles) =
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WorkerRegistry::create_workers(threads, top_level.clone(), &self.llvm_options, &f);
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let (registry, handles) = WorkerRegistry::create_workers(
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threads,
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top_level.clone(),
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&self.llvm_options,
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&TraceRuntimeConfig::default(),
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&f,
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);
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registry.add_task(task);
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registry.wait_tasks_complete(handles);
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@ -4,6 +4,9 @@ version = "0.1.0"
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authors = ["M-Labs"]
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edition = "2021"
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[features]
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tracing = []
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[dependencies]
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itertools = "0.13"
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crossbeam = "0.8"
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@ -25,4 +28,5 @@ indoc = "2.0"
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insta = "=1.11.0"
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[build-dependencies]
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itertools = "0.13"
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regex = "1.10"
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@ -1,4 +1,4 @@
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use regex::Regex;
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use std::ffi::OsStr;
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use std::{
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env,
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fs::File,
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@ -7,16 +7,23 @@ use std::{
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process::{Command, Stdio},
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};
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fn main() {
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const FILE: &str = "src/codegen/irrt/irrt.cpp";
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use itertools::Itertools;
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use regex::Regex;
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/// Extracts the extension-less filename from a [`Path`].
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fn path_to_extless_filename(path: &Path) -> &str {
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path.file_name().map(Path::new).and_then(Path::file_stem).and_then(OsStr::to_str).unwrap()
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}
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/// Compiles a source C file into LLVM bitcode.
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fn compile_file_to_ir(path: &Path, filename_without_ext: &str) {
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/*
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* HACK: Sadly, clang doesn't let us emit generic LLVM bitcode.
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* Compiling for WASM32 and filtering the output with regex is the closest we can get.
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*/
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let flags: &[&str] = &[
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"--target=wasm32",
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FILE,
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path.to_str().unwrap(),
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"-x", "c++",
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"-fno-discard-value-names",
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"-fno-exceptions",
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@ -34,7 +41,7 @@ fn main() {
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"-",
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];
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println!("cargo:rerun-if-changed={FILE}");
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println!("cargo:rerun-if-changed={}", path.to_str().unwrap());
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let out_dir = env::var("OUT_DIR").unwrap();
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let out_path = Path::new(&out_dir);
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@ -47,12 +54,11 @@ fn main() {
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})
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.unwrap();
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// https://github.com/rust-lang/regex/issues/244
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let output = std::str::from_utf8(&output.stdout).unwrap().replace("\r\n", "\n");
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let output = std::str::from_utf8(&output.stdout).unwrap();
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let mut filtered_output = String::with_capacity(output.len());
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let regex_filter = Regex::new(r"(?ms:^define.*?\}$)|(?m:^declare.*?$)").unwrap();
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for f in regex_filter.captures_iter(&output) {
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for f in regex_filter.captures_iter(output) {
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assert_eq!(f.len(), 1);
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filtered_output.push_str(&f[0]);
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filtered_output.push('\n');
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@ -64,18 +70,32 @@ fn main() {
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println!("cargo:rerun-if-env-changed=DEBUG_DUMP_IRRT");
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if env::var("DEBUG_DUMP_IRRT").is_ok() {
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let mut file = File::create(out_path.join("irrt.ll")).unwrap();
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let mut file = File::create(out_path.join(format!("{filename_without_ext}.ll"))).unwrap();
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file.write_all(output.as_bytes()).unwrap();
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let mut file = File::create(out_path.join("irrt-filtered.ll")).unwrap();
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let mut file =
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File::create(out_path.join(format!("{filename_without_ext}-filtered.ll"))).unwrap();
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file.write_all(filtered_output.as_bytes()).unwrap();
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}
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let mut llvm_as = Command::new("llvm-as-irrt")
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.stdin(Stdio::piped())
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.arg("-o")
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.arg(out_path.join("irrt.bc"))
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.arg(out_path.join(format!("{filename_without_ext}.bc")))
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.spawn()
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.unwrap();
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llvm_as.stdin.as_mut().unwrap().write_all(filtered_output.as_bytes()).unwrap();
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assert!(llvm_as.wait().unwrap().success());
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}
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fn main() {
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const IRRT_SOURCE_PATHS: &[&str] =
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&["src/codegen/irrt/irrt.cpp", "src/codegen/tracert/tracert.cpp"];
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assert!(IRRT_SOURCE_PATHS.iter().map(Path::new).map(path_to_extless_filename).all_unique());
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for path in IRRT_SOURCE_PATHS {
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let path = Path::new(path);
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compile_file_to_ir(path, path_to_extless_filename(path))
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}
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}
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@ -1,6 +1,8 @@
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use inkwell::attributes::{Attribute, AttributeLoc};
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use inkwell::values::{BasicValueEnum, CallSiteValue, FloatValue, IntValue};
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use itertools::Either;
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use inkwell::values::{BasicValue, BasicValueEnum, CallSiteValue, FloatValue, IntValue};
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use inkwell::AddressSpace;
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use itertools::{Either, Itertools};
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use std::iter::once;
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use crate::codegen::CodeGenContext;
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@ -611,3 +613,49 @@ pub fn call_nextafter<'ctx>(
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.map(Either::unwrap_left)
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.unwrap()
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}
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/// Invokes the `printf` function.
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pub fn call_printf<'ctx>(
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ctx: &CodeGenContext<'ctx, '_>,
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format: &str,
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args: &[BasicValueEnum<'ctx>],
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) -> IntValue<'ctx> {
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const FN_NAME: &str = "printf";
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let llvm_i8 = ctx.ctx.i8_type();
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let llvm_i32 = ctx.ctx.i32_type();
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let llvm_pi8 = llvm_i8.ptr_type(AddressSpace::default());
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let extern_fn = ctx.module.get_function(FN_NAME).unwrap_or_else(|| {
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let fn_type = llvm_i32.fn_type(&[llvm_pi8.into()], true);
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let func = ctx.module.add_function(FN_NAME, fn_type, None);
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for attr in ["nofree", "nounwind"] {
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func.add_attribute(
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AttributeLoc::Function,
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ctx.ctx.create_enum_attribute(Attribute::get_named_enum_kind_id(attr), 0),
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);
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}
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func
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});
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let pformat = ctx
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.builder
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.build_global_string_ptr(&format!("{format}\0"), "")
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.map(|v| v.as_basic_value_enum())
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.map(BasicValueEnum::into_pointer_value)
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.unwrap();
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let fn_args = once(&pformat.as_basic_value_enum())
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.chain(args)
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.copied()
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.map(BasicValueEnum::into)
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.collect_vec();
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ctx.builder
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.build_call(extern_fn, fn_args.as_slice(), "")
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.map(CallSiteValue::try_as_basic_value)
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.map(|v| v.map_left(BasicValueEnum::into_int_value))
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.map(Either::unwrap_left)
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.unwrap()
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}
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@ -1,5 +1,6 @@
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use crate::{
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codegen::classes::{ListType, NDArrayType, ProxyType, RangeType},
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codegen::tracert::{TraceRuntimeConfig, TraceRuntimeState},
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symbol_resolver::{StaticValue, SymbolResolver},
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toplevel::{helper::PrimDef, numpy::unpack_ndarray_var_tys, TopLevelContext, TopLevelDef},
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typecheck::{
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@ -43,6 +44,7 @@ pub mod irrt;
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pub mod llvm_intrinsics;
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pub mod numpy;
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pub mod stmt;
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pub mod tracert;
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#[cfg(test)]
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mod test;
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@ -189,6 +191,8 @@ pub struct CodeGenContext<'ctx, 'a> {
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/// See [`need_sret`].
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pub need_sret: bool,
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pub tracert_state: Option<TraceRuntimeState>,
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/// The current source location.
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pub current_loc: Location,
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}
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@ -236,6 +240,8 @@ pub struct WorkerRegistry {
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/// LLVM-related options for code generation.
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pub llvm_options: CodeGenLLVMOptions,
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tracert_config: TraceRuntimeConfig,
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}
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impl WorkerRegistry {
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@ -245,6 +251,7 @@ impl WorkerRegistry {
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generators: Vec<Box<G>>,
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top_level_ctx: Arc<TopLevelContext>,
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llvm_options: &CodeGenLLVMOptions,
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tracert_config: &TraceRuntimeConfig,
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f: &Arc<WithCall>,
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) -> (Arc<WorkerRegistry>, Vec<thread::JoinHandle<()>>) {
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let (sender, receiver) = unbounded();
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@ -266,6 +273,7 @@ impl WorkerRegistry {
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wait_condvar,
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top_level_ctx,
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llvm_options: llvm_options.clone(),
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tracert_config: tracert_config.clone(),
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});
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let mut handles = Vec::new();
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@ -895,6 +903,13 @@ pub fn gen_func_impl<
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unifier,
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static_value_store,
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need_sret: has_sret,
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tracert_state: if cfg!(feature = "tracing")
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|| registry.tracert_config.enabled_tags.is_empty()
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{
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None
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} else {
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Some(TraceRuntimeState::create(registry.tracert_config.clone()))
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},
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current_loc: Location::default(),
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debug_info: (dibuilder, compile_unit, func_scope.as_debug_info_scope()),
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};
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|
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@ -2,6 +2,7 @@ use crate::{
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codegen::{
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classes::{ListType, NDArrayType, ProxyType, RangeType},
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concrete_type::ConcreteTypeStore,
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tracert::TraceRuntimeConfig,
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CodeGenContext, CodeGenLLVMOptions, CodeGenTargetMachineOptions, CodeGenTask,
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CodeGenerator, DefaultCodeGenerator, WithCall, WorkerRegistry,
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},
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@ -228,7 +229,13 @@ fn test_primitives() {
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opt_level: OptimizationLevel::Default,
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target: CodeGenTargetMachineOptions::from_host_triple(),
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};
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let (registry, handles) = WorkerRegistry::create_workers(threads, top_level, &llvm_options, &f);
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let (registry, handles) = WorkerRegistry::create_workers(
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threads,
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top_level,
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&llvm_options,
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&TraceRuntimeConfig::default(),
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&f,
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);
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registry.add_task(task);
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registry.wait_tasks_complete(handles);
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}
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@ -413,7 +420,13 @@ fn test_simple_call() {
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opt_level: OptimizationLevel::Default,
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target: CodeGenTargetMachineOptions::from_host_triple(),
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};
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let (registry, handles) = WorkerRegistry::create_workers(threads, top_level, &llvm_options, &f);
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let (registry, handles) = WorkerRegistry::create_workers(
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threads,
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top_level,
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&llvm_options,
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&TraceRuntimeConfig::default(),
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&f,
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);
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registry.add_task(task);
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registry.wait_tasks_complete(handles);
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}
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|
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@ -0,0 +1,110 @@
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use std::panic::Location;
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use inkwell::context::Context;
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use inkwell::memory_buffer::MemoryBuffer;
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use inkwell::module::Module;
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use inkwell::values::BasicValueEnum;
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use inkwell::AtomicOrdering;
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use crate::codegen::{extern_fns, CodeGenContext};
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#[derive(Clone, Default, Eq, PartialEq)]
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pub struct TraceRuntimeConfig {
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pub enabled_tags: Vec<String>,
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}
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#[derive(Eq, Clone, PartialEq)]
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pub struct TraceRuntimeState {
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config: TraceRuntimeConfig,
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indent: usize,
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}
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impl TraceRuntimeState {
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#[must_use]
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pub fn create(config: TraceRuntimeConfig) -> TraceRuntimeState {
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TraceRuntimeState { config, indent: 0 }
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}
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}
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#[must_use]
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pub fn load_tracert<'ctx>(ctx: &'ctx Context, config: &TraceRuntimeConfig) -> Option<Module<'ctx>> {
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if cfg!(feature = "tracing") && !config.enabled_tags.is_empty() {
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let bitcode_buf = MemoryBuffer::create_from_memory_range(
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include_bytes!(concat!(env!("OUT_DIR"), "/tracert.bc")),
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"tracert_bitcode_buffer",
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);
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let module = Module::parse_bitcode_from_buffer(&bitcode_buf, ctx).unwrap();
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return Some(module);
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}
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None
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}
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// TODO: Might need to redesign how trace logging should be done
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pub fn trace_log<'ctx>(
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ctx: &mut CodeGenContext<'ctx, '_>,
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tag: &'static str,
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format: &'static str,
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args: &[BasicValueEnum<'ctx>],
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) {
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if ctx.tracert_state.is_none() {
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return;
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}
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// TODO: Add indentation
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let str = format!("[TRACING] {tag} - {format}\n\0");
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extern_fns::call_printf(ctx, &str, args);
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}
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#[track_caller]
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pub fn trace_log_with_location<'ctx>(
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ctx: &CodeGenContext<'ctx, '_>,
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tag: &'static str,
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format: &str,
|
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args: &[BasicValueEnum<'ctx>],
|
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) {
|
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if ctx.tracert_state.is_none() {
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return;
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}
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|
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// TODO: Add indentation
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let caller_loc = Location::caller();
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let str = format!(
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"[TRACING] {}:{}:{}: {tag} - {format}\n\0",
|
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caller_loc.file(),
|
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caller_loc.line(),
|
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caller_loc.column()
|
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);
|
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extern_fns::call_printf(ctx, &str, args);
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}
|
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|
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pub fn trace_push_level(ctx: &mut CodeGenContext<'_, '_>) {
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let Some(tracert_state) = &mut ctx.tracert_state else {
|
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return;
|
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};
|
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|
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debug_assert!(tracert_state.indent < usize::MAX);
|
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if tracert_state.indent < usize::MAX {
|
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tracert_state.indent = tracert_state.indent.saturating_add(1);
|
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}
|
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}
|
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|
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pub fn trace_pop_level(ctx: &mut CodeGenContext<'_, '_>) {
|
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let Some(tracert_state) = &mut ctx.tracert_state else {
|
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return;
|
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};
|
||||
|
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debug_assert!(tracert_state.indent > 0);
|
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if tracert_state.indent > 0 {
|
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tracert_state.indent = tracert_state.indent.saturating_sub(1);
|
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}
|
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}
|
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|
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#[inline]
|
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pub fn mfence(ctx: &mut CodeGenContext<'_, '_>) {
|
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if ctx.tracert_state.is_some() {
|
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ctx.builder.build_fence(AtomicOrdering::SequentiallyConsistent, 0, "").unwrap();
|
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}
|
||||
}
|
|
@ -0,0 +1,4 @@
|
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extern "C" {
|
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// stdio.h
|
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int printf(const char *format, ...);
|
||||
} // extern "C"
|
|
@ -4,6 +4,9 @@ version = "0.1.0"
|
|||
authors = ["M-Labs"]
|
||||
edition = "2021"
|
||||
|
||||
[features]
|
||||
tracing = ["nac3core/tracing"]
|
||||
|
||||
[dependencies]
|
||||
parking_lot = "0.12"
|
||||
nac3parser = { path = "../nac3parser" }
|
||||
|
|
|
@ -70,7 +70,7 @@ struct cslice {
|
|||
usize len;
|
||||
};
|
||||
|
||||
void output_int32_list(struct cslice *slice) {
|
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void output_int32_list(const struct cslice *slice) {
|
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const int32_t *data = (int32_t *) slice->data;
|
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|
||||
putchar('[');
|
||||
|
@ -85,7 +85,7 @@ void output_int32_list(struct cslice *slice) {
|
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putchar('\n');
|
||||
}
|
||||
|
||||
void output_str(struct cslice *slice) {
|
||||
void output_str(const struct cslice *slice) {
|
||||
const char *data = (const char *) slice->data;
|
||||
|
||||
for (usize i = 0; i < slice->len; ++i) {
|
||||
|
@ -93,12 +93,12 @@ void output_str(struct cslice *slice) {
|
|||
}
|
||||
}
|
||||
|
||||
void output_strln(struct cslice *slice) {
|
||||
void output_strln(const struct cslice *slice) {
|
||||
output_str(slice);
|
||||
putchar('\n');
|
||||
}
|
||||
|
||||
uint64_t dbg_stack_address(__attribute__((unused)) struct cslice *slice) {
|
||||
uint64_t dbg_stack_address(__attribute__((unused)) const struct cslice *slice) {
|
||||
int i;
|
||||
void *ptr = (void *) &i;
|
||||
return (uintptr_t) ptr;
|
||||
|
@ -110,8 +110,34 @@ uint32_t __nac3_personality(uint32_t state, uint32_t exception_object, uint32_t
|
|||
__builtin_unreachable();
|
||||
}
|
||||
|
||||
struct exception {
|
||||
uint32_t name;
|
||||
struct cslice file;
|
||||
uint32_t line;
|
||||
uint32_t col;
|
||||
struct cslice func;
|
||||
struct cslice message;
|
||||
uint64_t param0;
|
||||
uint64_t param1;
|
||||
uint64_t param2;
|
||||
};
|
||||
|
||||
void output_exception(const struct exception *ex) {
|
||||
fputs("exception { location: ", stdout);
|
||||
output_str(&ex->file);
|
||||
printf(":%u:%u, func: ", ex->line, ex->col);
|
||||
output_str(&ex->func);
|
||||
fputs(", message: ", stdout);
|
||||
output_str(&ex->message);
|
||||
printf(", params: [%lu, %lu, %lu] }\n", ex->param0, ex->param1, ex->param2);
|
||||
}
|
||||
|
||||
uint32_t __nac3_raise(uint32_t state, uint32_t exception_object, uint32_t context) {
|
||||
printf("__nac3_raise(state: %u, exception_object: %u, context: %u)\n", state, exception_object, context);
|
||||
printf("__nac3_raise(state: %#10x, exception_object: %#10x, context: %#10x)\n", state, exception_object, context);
|
||||
|
||||
struct exception *ex = (struct exception *)((0x7ffffffful << 16) | state);
|
||||
output_exception(ex);
|
||||
|
||||
exit(101);
|
||||
__builtin_unreachable();
|
||||
}
|
||||
|
|
|
@ -20,8 +20,11 @@ use std::{collections::HashMap, fs, path::Path, sync::Arc};
|
|||
|
||||
use nac3core::{
|
||||
codegen::{
|
||||
concrete_type::ConcreteTypeStore, irrt::load_irrt, CodeGenLLVMOptions,
|
||||
CodeGenTargetMachineOptions, CodeGenTask, DefaultCodeGenerator, WithCall, WorkerRegistry,
|
||||
concrete_type::ConcreteTypeStore,
|
||||
irrt::load_irrt,
|
||||
tracert::{load_tracert, TraceRuntimeConfig},
|
||||
CodeGenLLVMOptions, CodeGenTargetMachineOptions, CodeGenTask, DefaultCodeGenerator,
|
||||
WithCall, WorkerRegistry,
|
||||
},
|
||||
symbol_resolver::SymbolResolver,
|
||||
toplevel::{
|
||||
|
@ -76,6 +79,9 @@ struct CommandLineArgs {
|
|||
/// Additional target features to enable/disable, specified using the `+`/`-` prefixes.
|
||||
#[arg(long)]
|
||||
target_features: Option<String>,
|
||||
|
||||
#[arg(long)]
|
||||
trace: Vec<String>,
|
||||
}
|
||||
|
||||
fn handle_typevar_definition(
|
||||
|
@ -242,8 +248,16 @@ fn main() {
|
|||
const SIZE_T: u32 = usize::BITS;
|
||||
|
||||
let cli = CommandLineArgs::parse();
|
||||
let CommandLineArgs { file_name, threads, opt_level, emit_llvm, triple, mcpu, target_features } =
|
||||
cli;
|
||||
let CommandLineArgs {
|
||||
file_name,
|
||||
threads,
|
||||
opt_level,
|
||||
emit_llvm,
|
||||
triple,
|
||||
mcpu,
|
||||
target_features,
|
||||
trace,
|
||||
} = cli;
|
||||
|
||||
Target::initialize_all(&InitializationConfig::default());
|
||||
|
||||
|
@ -272,6 +286,7 @@ fn main() {
|
|||
// The default behavior for -O<n> where n>3 defaults to O3 for both Clang and GCC
|
||||
_ => OptimizationLevel::Aggressive,
|
||||
};
|
||||
let tracert_config = TraceRuntimeConfig { enabled_tags: trace };
|
||||
|
||||
let program = match fs::read_to_string(file_name.clone()) {
|
||||
Ok(program) => program,
|
||||
|
@ -405,7 +420,8 @@ fn main() {
|
|||
let threads = (0..threads)
|
||||
.map(|i| Box::new(DefaultCodeGenerator::new(format!("module{i}"), SIZE_T)))
|
||||
.collect();
|
||||
let (registry, handles) = WorkerRegistry::create_workers(threads, top_level, &llvm_options, &f);
|
||||
let (registry, handles) =
|
||||
WorkerRegistry::create_workers(threads, top_level, &llvm_options, &tracert_config, &f);
|
||||
registry.add_task(task);
|
||||
registry.wait_tasks_complete(handles);
|
||||
|
||||
|
@ -436,6 +452,14 @@ fn main() {
|
|||
}
|
||||
main.link_in_module(irrt).unwrap();
|
||||
|
||||
if let Some(tracert) = load_tracert(&context, &tracert_config) {
|
||||
if emit_llvm {
|
||||
tracert.write_bitcode_to_path(Path::new("tracert.bc"));
|
||||
}
|
||||
|
||||
main.link_in_module(tracert).unwrap();
|
||||
}
|
||||
|
||||
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() != "run" {
|
||||
|
|
Loading…
Reference in New Issue