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|
use std::fs::File;
use rayon::prelude::*;
use cli::ProcessedCli;
use crate::common::{
compile_c::CppCompilation,
gen_c::{write_main_cpp, write_mod_cpp},
gen_rust::{
compile_rust_programs, write_bin_cargo_toml, write_lib_cargo_toml, write_lib_rs,
write_main_rs,
},
intrinsic::Intrinsic,
intrinsic_helpers::IntrinsicTypeDefinition,
};
pub mod argument;
pub mod cli;
pub mod compare;
pub mod compile_c;
pub mod constraint;
pub mod gen_c;
pub mod gen_rust;
pub mod indentation;
pub mod intrinsic;
pub mod intrinsic_helpers;
pub mod values;
/// Architectures must support this trait
/// to be successfully tested.
pub trait SupportedArchitectureTest {
type IntrinsicImpl: IntrinsicTypeDefinition + Sync;
fn cli_options(&self) -> &ProcessedCli;
fn intrinsics(&self) -> &[Intrinsic<Self::IntrinsicImpl>];
fn create(cli_options: ProcessedCli) -> Self;
const NOTICE: &str;
const PLATFORM_C_HEADERS: &[&str];
const PLATFORM_C_DEFINITIONS: &str;
const PLATFORM_RUST_CFGS: &str;
const PLATFORM_RUST_DEFINITIONS: &str;
fn cpp_compilation(&self) -> Option<CppCompilation>;
fn build_c_file(&self) -> bool {
let c_target = "aarch64";
let (chunk_size, chunk_count) = chunk_info(self.intrinsics().len());
let cpp_compiler_wrapped = self.cpp_compilation();
std::fs::create_dir_all("c_programs").unwrap();
self.intrinsics()
.par_chunks(chunk_size)
.enumerate()
.map(|(i, chunk)| {
let c_filename = format!("c_programs/mod_{i}.cpp");
let mut file = File::create(&c_filename).unwrap();
write_mod_cpp(
&mut file,
Self::NOTICE,
c_target,
Self::PLATFORM_C_HEADERS,
chunk,
)
.unwrap();
// compile this cpp file into a .o file.
//
// This is done because `cpp_compiler_wrapped` is None when
// the --generate-only flag is passed
if let Some(cpp_compiler) = cpp_compiler_wrapped.as_ref() {
let output = cpp_compiler
.compile_object_file(&format!("mod_{i}.cpp"), &format!("mod_{i}.o"))?;
assert!(output.status.success(), "{output:?}");
}
Ok(())
})
.collect::<Result<(), std::io::Error>>()
.unwrap();
let mut file = File::create("c_programs/main.cpp").unwrap();
write_main_cpp(
&mut file,
c_target,
Self::PLATFORM_C_DEFINITIONS,
self.intrinsics().iter().map(|i| i.name.as_str()),
)
.unwrap();
// This is done because `cpp_compiler_wrapped` is None when
// the --generate-only flag is passed
if let Some(cpp_compiler) = cpp_compiler_wrapped.as_ref() {
// compile this cpp file into a .o file
info!("compiling main.cpp");
let output = cpp_compiler
.compile_object_file("main.cpp", "intrinsic-test-programs.o")
.unwrap();
assert!(output.status.success(), "{output:?}");
let object_files = (0..chunk_count)
.map(|i| format!("mod_{i}.o"))
.chain(["intrinsic-test-programs.o".to_owned()]);
let output = cpp_compiler
.link_executable(object_files, "intrinsic-test-programs")
.unwrap();
assert!(output.status.success(), "{output:?}");
}
true
}
fn build_rust_file(&self) -> bool {
std::fs::create_dir_all("rust_programs/src").unwrap();
let architecture = if self.cli_options().target.contains("v7") {
"arm"
} else {
"aarch64"
};
let (chunk_size, chunk_count) = chunk_info(self.intrinsics().len());
let mut cargo = File::create("rust_programs/Cargo.toml").unwrap();
write_bin_cargo_toml(&mut cargo, chunk_count).unwrap();
let mut main_rs = File::create("rust_programs/src/main.rs").unwrap();
write_main_rs(
&mut main_rs,
chunk_count,
Self::PLATFORM_RUST_CFGS,
"",
self.intrinsics().iter().map(|i| i.name.as_str()),
)
.unwrap();
let target = &self.cli_options().target;
let toolchain = self.cli_options().toolchain.as_deref();
let linker = self.cli_options().linker.as_deref();
self.intrinsics()
.par_chunks(chunk_size)
.enumerate()
.map(|(i, chunk)| {
std::fs::create_dir_all(format!("rust_programs/mod_{i}/src"))?;
let rust_filename = format!("rust_programs/mod_{i}/src/lib.rs");
trace!("generating `{rust_filename}`");
let mut file = File::create(rust_filename)?;
write_lib_rs(
&mut file,
architecture,
Self::NOTICE,
Self::PLATFORM_RUST_CFGS,
Self::PLATFORM_RUST_DEFINITIONS,
chunk,
)?;
let toml_filename = format!("rust_programs/mod_{i}/Cargo.toml");
trace!("generating `{toml_filename}`");
let mut file = File::create(toml_filename).unwrap();
write_lib_cargo_toml(&mut file, &format!("mod_{i}"))?;
Ok(())
})
.collect::<Result<(), std::io::Error>>()
.unwrap();
compile_rust_programs(toolchain, target, linker)
}
fn compare_outputs(&self) -> bool {
if self.cli_options().toolchain.is_some() {
let intrinsics_name_list = self
.intrinsics()
.iter()
.map(|i| i.name.clone())
.collect::<Vec<_>>();
compare::compare_outputs(
&intrinsics_name_list,
&self.cli_options().runner,
&self.cli_options().target,
)
} else {
true
}
}
}
pub fn chunk_info(intrinsic_count: usize) -> (usize, usize) {
let available_parallelism = std::thread::available_parallelism().unwrap().get();
let chunk_size = intrinsic_count.div_ceil(Ord::min(available_parallelism, intrinsic_count));
(chunk_size, intrinsic_count.div_ceil(chunk_size))
}
|
