96 lines
3.6 KiB
Python
Executable File

#!/usr/bin/python
import json
import os
import shutil
import subprocess
import sys
from datetime import datetime
from pprint import pprint
import numpy
def check_call_quiet(*args, **kwargs):
p = subprocess.Popen(*args, stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE, **kwargs)
output, err = p.communicate()
rc = p.returncode
if rc != 0:
print(output.decode())
print(err)
exit(0)
def compile_and_run(source_path, build_path_prefix, target, native, use_clang, args):
flags = [
"-DOPTIMIZE_FOR_NATIVE=" + ("ON" if native else "OFF"),
"-DCMAKE_BUILD_TYPE=RelWithDebInfo",
"-DUSE_CLANG=" + ("ON" if use_clang else "OFF"),
"-DNDEBUG=ON", "-DBOOST_UBLAS_NDEBUG=ON"
]
build_path = os.path.join(build_path_prefix, " ".join(flags))
os.makedirs(build_path, exist_ok=True)
check_call_quiet(["cmake", "-B", build_path, "-S", source_path] + flags)
check_call_quiet(["make", target], cwd=build_path)
if False:
subprocess.check_call(["perf", "stat", "-B", "-e", "cache-references,cache-misses,cycles,instructions,branches,faults,migrations"]
+ [os.path.join(build_path, target)] + args)
else:
print(" ".join([os.path.join(build_path, target)] + args))
output = subprocess.check_output([os.path.join(build_path, target)] + args)
return output
if __name__ == '__main__':
os.chdir(os.path.join(os.path.dirname(__file__), ".."))
os.makedirs("data", exist_ok=True)
os.chdir("data")
with_double = False
extra_args = []#["--validate"]
total = float(sys.argv[1] if len(sys.argv) > 1 else 1e8)
sss= []
i = pow(total, 1. / 3.)
for _ in range(20):
a = round(max(0.01 * i + 1, numpy.random.normal(i, i / 2)))
b = round(max(0.01 * i + 1, numpy.random.normal(i, i / 2)))
c = round(total / a / b)
sss.append([str(a), str(b), str(c)])
functions = ["block_wise_256_f", "block_wise_256_f2", "boost_axpy_mul",
"divide_and_conquer_block1", "divide_and_conquer_block2", "divide_and_conquer_naive_r3",
"blas"]
if total < 1e10:
functions.append("naive_reordered")
times = [[] for f in functions]
output_file = datetime.now().strftime("%Y.%m.%d_%H-%M-%S.json")
for clang in [True]:
for sizes in sss:
args = list(sizes)
if with_double:
args.append("--double")
compile_and_run("..", "builds", "generate_random", True, True, args)
folder = "x".join(sizes)
for fidx, function in enumerate(functions):
arguments = [folder, "--algorithm", function]
if with_double:
arguments.append("--double")
output = compile_and_run("..", "builds", "simd_multiply", True, clang, arguments + extra_args)
ms = output.decode()[output.decode().find("multiply:") + 10:]
if "ms\n" in ms:
ms = float(ms.split("ms\n")[0])
else:
ms = float(ms.split("s\n")[0]) * 1000
times[fidx].append(ms)
shutil.rmtree(folder)
print(["%.3f" % numpy.mean(ts) for ts in times])
with open(output_file + ".cache", "w") as f:
json.dump({
"times": times,
"sizes": sss,
"functions": functions,
"means": ["%.3f" % numpy.mean(ts) for ts in times]
}, f)
os.rename(output_file + ".cache", output_file)