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use std::env;
use std::io::Write;
use std::path::Path;
use std::process::Command;
use crate::path::Dirs;
use crate::prepare::GitRepo;
use crate::rustc_info::get_file_name;
use crate::utils::{Compiler, spawn_and_wait};
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();
let mut gha_step_summary = if let Ok(file) = std::env::var("GITHUB_STEP_SUMMARY") {
Some(std::fs::OpenOptions::new().append(true).open(file).unwrap())
} else {
None
};
eprintln!("[BENCH COMPILE] ebobby/simple-raytracer");
let cargo_clif = dirs
.dist_dir
.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 = dirs.build_dir.join("simple_raytracer");
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_markdown = dirs.dist_dir.join("bench_compile.md");
let bench_compile = hyperfine_command(
1,
bench_runs,
Some(&clean_cmd),
&[
("cargo build", &llvm_build_cmd),
("cargo-clif build", &clif_build_cmd),
("cargo-clif build --release", &clif_build_opt_cmd),
],
&bench_compile_markdown,
);
spawn_and_wait(bench_compile);
if let Some(gha_step_summary) = gha_step_summary.as_mut() {
gha_step_summary.write_all(b"## Compile ebobby/simple-raytracer\n\n").unwrap();
gha_step_summary.write_all(&std::fs::read(bench_compile_markdown).unwrap()).unwrap();
gha_step_summary.write_all(b"\n").unwrap();
}
eprintln!("[BENCH RUN] ebobby/simple-raytracer");
let bench_run_markdown = dirs.dist_dir.join("bench_run.md");
let raytracer_cg_llvm = Path::new(".").join(get_file_name(
&bootstrap_host_compiler.rustc,
"raytracer_cg_llvm",
"bin",
));
let raytracer_cg_clif = Path::new(".").join(get_file_name(
&bootstrap_host_compiler.rustc,
"raytracer_cg_clif",
"bin",
));
let raytracer_cg_clif_opt = Path::new(".").join(get_file_name(
&bootstrap_host_compiler.rustc,
"raytracer_cg_clif_opt",
"bin",
));
let mut bench_run = hyperfine_command(
0,
bench_runs,
None,
&[
("", raytracer_cg_llvm.to_str().unwrap()),
("", raytracer_cg_clif.to_str().unwrap()),
("", raytracer_cg_clif_opt.to_str().unwrap()),
],
&bench_run_markdown,
);
bench_run.current_dir(&dirs.build_dir);
spawn_and_wait(bench_run);
if let Some(gha_step_summary) = gha_step_summary.as_mut() {
gha_step_summary.write_all(b"## Run ebobby/simple-raytracer\n\n").unwrap();
gha_step_summary.write_all(&std::fs::read(bench_run_markdown).unwrap()).unwrap();
gha_step_summary.write_all(b"\n").unwrap();
}
}
#[must_use]
fn hyperfine_command(
warmup: u64,
runs: u64,
prepare: Option<&str>,
cmds: &[(&str, &str)],
markdown_export: &Path,
) -> Command {
let mut bench = Command::new("hyperfine");
bench.arg("--export-markdown").arg(markdown_export);
if warmup != 0 {
bench.arg("--warmup").arg(warmup.to_string());
}
if runs != 0 {
bench.arg("--runs").arg(runs.to_string());
}
if let Some(prepare) = prepare {
bench.arg("--prepare").arg(prepare);
}
for &(name, cmd) in cmds {
if name != "" {
bench.arg("-n").arg(name);
}
bench.arg(cmd);
}
bench
}
|
