lean4-htt/tests/bench/build/fake_root/bin/leanir

114 lines
3.2 KiB
Python
Executable file

#!/usr/bin/env python3
import argparse
import json
import os
import re
import subprocess
import sys
from collections import Counter
from pathlib import Path
# Global paths
TEST_DIR = Path(os.environ["TEST_DIR"])
WRAPPER_OUT = Path(os.environ["WRAPPER_OUT"])
WRAPPER_PREFIX = Path(os.environ["WRAPPER_PREFIX"])
# Other config
BENCHMARK = "build"
sys.path.append(str(TEST_DIR))
import measure # noqa: E402
def save_measurement(metric: str, value: float, unit: str | None = None) -> None:
data = {"metric": metric, "value": value}
if unit is not None:
data["unit"] = unit
with open(WRAPPER_OUT, "a") as f:
f.write(f"{json.dumps(data)}\n")
def run(*command: str) -> None:
result = subprocess.run(command)
if result.returncode != 0:
sys.exit(result.returncode)
def run_capture(*command: str) -> tuple[str, str]:
result = subprocess.run(command, capture_output=True, encoding="utf-8")
if result.returncode != 0:
print(result.stdout, end="", file=sys.stdout)
print(result.stderr, end="", file=sys.stderr)
sys.exit(result.returncode)
return result.stdout, result.stderr
def get_module(setup: Path) -> str:
with open(setup) as f:
return json.load(f)["name"]
def count_bytes(module: str, path: Path, suffix: str) -> None:
try:
bytes = path.with_suffix(suffix).stat().st_size
except FileNotFoundError:
return
save_measurement(f"{BENCHMARK}/module/ir/{module}//bytes {suffix}", bytes, "B")
def run_leanir(module: str) -> None:
stdout, stderr = measure.main(
cmd=[
"leanir",
*sys.argv[1:],
"--stat", "-Dprofiler=true", "-Dprofiler.threshold=9999999",
],
output=WRAPPER_OUT,
topics=[f"{BENCHMARK}/module/ir/{module}"],
metrics={"instructions", "cycles"},
append=True,
capture=True,
)
# Output of `leanir -Dprofiler=true`
# See timeit.cpp for the time format
for line in stderr.splitlines():
if match := re.fullmatch(r"\t(.*) ([\d.]+)(m?s)", line):
name = match.group(1)
seconds = float(match.group(2))
if match.group(3) == "ms":
seconds = seconds / 1000
save_measurement(f"{BENCHMARK}/profile/ir/{name}//wall-clock", seconds, "s")
# Output of `leanir --stat`
stat = Counter[str]()
for line in stdout.splitlines():
if match := re.fullmatch(r"number of (imported .*):\s+(\d+)$", line):
name = match.group(1)
count = int(match.group(2))
stat[name] += count
for name, count in stat.items():
if count > 0:
if name.endswith("bytes"):
save_measurement(f"{BENCHMARK}/stat/ir/{name}//bytes", count, "B")
else:
save_measurement(f"{BENCHMARK}/stat/ir/{name}//amount", count)
def main() -> None:
parser = argparse.ArgumentParser()
parser.add_argument("setup", type=Path)
parser.add_argument("ir", type=Path)
parser.add_argument("c", type=Path)
args, _ = parser.parse_known_args()
module = get_module(args.setup)
run_leanir(module)
count_bytes(module, args.ir, ".ir")
count_bytes(module, args.c, ".c")
if __name__ == "__main__":
main()