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Add some basic timings

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This commit is contained in:
Richard Feldman 2020-08-03 22:46:14 -04:00
parent 656dd18177
commit 7f1e666ad3
2 changed files with 226 additions and 24 deletions
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35
cli/src/main.rs
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@ -11,7 +11,7 @@ use std::io::{self, ErrorKind};
use std::path::{Path, PathBuf};
use std::process;
use std::process::Command;
use std::time::SystemTime;
use std::time::{Duration, SystemTime};
use target_lexicon::Triple;
pub mod repl;
@ -137,6 +137,14 @@ pub fn build(matches: &ArgMatches, run_after_build: bool) -> io::Result<()> {
Ok(())
}
fn report_timing(buf: &mut String, label: &str, duration: Duration) {
buf.push_str(&format!(
" {:.3} ms {}\n",
duration.as_secs_f64() * 1000.0,
label,
));
}
fn build_file(
src_dir: PathBuf,
filename: PathBuf,
@ -157,6 +165,31 @@ fn build_file(
roc_load::file::load(filename.clone(), &stdlib, src_dir.as_path(), subs_by_module)?;
let dest_filename = filename.with_extension("o");
let buf = &mut String::with_capacity(1024);
for (module_id, module_timing) in loaded.timings.iter() {
let module_name = loaded.interns.module_name(*module_id);
buf.push_str(" ");
buf.push_str(module_name);
buf.push_str("\n");
report_timing(buf, "Read .roc file from disk", module_timing.read_roc_file);
report_timing(buf, "Parse header", module_timing.parse_header);
report_timing(buf, "Parse body", module_timing.parse_body);
report_timing(buf, "Canonicalize", module_timing.canonicalize);
report_timing(buf, "Constrain", module_timing.constrain);
report_timing(buf, "Solve", module_timing.solve);
report_timing(buf, "Other", module_timing.other());
buf.push('\n');
report_timing(buf, "Total", module_timing.total_start_to_finish);
}
println!(
"\n\nCompilation finished! Here's how long each module took to compile:\n\n{}",
buf
);
gen(
&arena,
loaded,