rust/build_system/bench.rs

96 lines
3.7 KiB
Rust

use std::env;
use std::path::Path;
use super::path::{Dirs, RelPath};
use super::prepare::GitRepo;
use super::rustc_info::get_file_name;
use super::utils::{hyperfine_command, spawn_and_wait, Compiler};
static SIMPLE_RAYTRACER_REPO: GitRepo = GitRepo::github(
"ebobby",
"simple-raytracer",
"804a7a21b9e673a482797aa289a18ed480e4d813",
"ad6f59a2331a3f56",
"<none>",
);
pub(crate) fn benchmark(dirs: &Dirs, bootstrap_host_compiler: &Compiler) {
benchmark_simple_raytracer(dirs, bootstrap_host_compiler);
}
fn benchmark_simple_raytracer(dirs: &Dirs, bootstrap_host_compiler: &Compiler) {
if std::process::Command::new("hyperfine").output().is_err() {
eprintln!("Hyperfine not installed");
eprintln!("Hint: Try `cargo install hyperfine` to install hyperfine");
std::process::exit(1);
}
SIMPLE_RAYTRACER_REPO.fetch(dirs);
SIMPLE_RAYTRACER_REPO.patch(dirs);
let bench_runs = env::var("BENCH_RUNS").unwrap_or_else(|_| "10".to_string()).parse().unwrap();
eprintln!("[BENCH COMPILE] ebobby/simple-raytracer");
let cargo_clif = RelPath::DIST
.to_path(dirs)
.join(get_file_name(&bootstrap_host_compiler.rustc, "cargo_clif", "bin").replace('_', "-"));
let manifest_path = SIMPLE_RAYTRACER_REPO.source_dir().to_path(dirs).join("Cargo.toml");
let target_dir = RelPath::BUILD.join("simple_raytracer").to_path(dirs);
let clean_cmd = format!(
"RUSTC=rustc cargo clean --manifest-path {manifest_path} --target-dir {target_dir}",
manifest_path = manifest_path.display(),
target_dir = target_dir.display(),
);
let llvm_build_cmd = format!(
"RUSTC=rustc cargo build --manifest-path {manifest_path} --target-dir {target_dir} && (rm build/raytracer_cg_llvm || true) && ln build/simple_raytracer/debug/main build/raytracer_cg_llvm",
manifest_path = manifest_path.display(),
target_dir = target_dir.display(),
);
let clif_build_cmd = format!(
"RUSTC=rustc {cargo_clif} build --manifest-path {manifest_path} --target-dir {target_dir} && (rm build/raytracer_cg_clif || true) && ln build/simple_raytracer/debug/main build/raytracer_cg_clif",
cargo_clif = cargo_clif.display(),
manifest_path = manifest_path.display(),
target_dir = target_dir.display(),
);
let clif_build_opt_cmd = format!(
"RUSTC=rustc {cargo_clif} build --manifest-path {manifest_path} --target-dir {target_dir} --release && (rm build/raytracer_cg_clif_opt || true) && ln build/simple_raytracer/release/main build/raytracer_cg_clif_opt",
cargo_clif = cargo_clif.display(),
manifest_path = manifest_path.display(),
target_dir = target_dir.display(),
);
let bench_compile = hyperfine_command(
1,
bench_runs,
Some(&clean_cmd),
&[&llvm_build_cmd, &clif_build_cmd, &clif_build_opt_cmd],
);
spawn_and_wait(bench_compile);
eprintln!("[BENCH RUN] ebobby/simple-raytracer");
let mut bench_run = hyperfine_command(
0,
bench_runs,
None,
&[
Path::new(".")
.join(get_file_name(&bootstrap_host_compiler.rustc, "raytracer_cg_llvm", "bin"))
.to_str()
.unwrap(),
Path::new(".")
.join(get_file_name(&bootstrap_host_compiler.rustc, "raytracer_cg_clif", "bin"))
.to_str()
.unwrap(),
Path::new(".")
.join(get_file_name(&bootstrap_host_compiler.rustc, "raytracer_cg_clif_opt", "bin"))
.to_str()
.unwrap(),
],
);
bench_run.current_dir(RelPath::BUILD.to_path(dirs));
spawn_and_wait(bench_run);
}