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# Copyright (C) 2021 - 2022 Advanced Micro Devices, Inc. All rights reserved.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
"""rocfft-bench launch utils."""
import logging
import pathlib
import re
import subprocess
import tempfile
import time
def run(bench,
length,
direction=-1,
real=False,
inplace=True,
precision='single',
nbatch=1,
ntrial=1,
device=None,
libraries=None,
verbose=False,
timeout=300,
sequence=None):
"""Run rocFFT bench and return execution times."""
cmd = [pathlib.Path(bench).resolve()]
if isinstance(length, int):
cmd += ['--length', length]
else:
cmd += ['--length'] + list(length)
if libraries is not None:
for library in libraries:
cmd += ['--lib', pathlib.Path(library).resolve()]
if len(libraries) > 1:
# only use different randomizations if using dyna-bench
if sequence is not None:
cmd += ['--sequence', str(sequence)]
cmd += ['-N', ntrial]
cmd += ['-b', nbatch]
if not inplace:
cmd += ['-o']
if precision == 'half':
cmd += ['--precision', 'half']
elif precision == 'single':
cmd += ['--precision', 'single']
elif precision == 'double':
cmd += ['--precision', 'double']
if device is not None:
cmd += ['--device', device]
itype, otype = 0, 0
if real:
if direction == -1:
cmd += ['-t', 2, '--itype', 2, '--otype', 3]
if direction == 1:
cmd += ['-t', 3, '--itype', 3, '--otype', 2]
else:
if direction == -1:
cmd += ['-t', 0]
if direction == 1:
cmd += ['-t', 1]
cmd = [str(x) for x in cmd]
logging.info('running: ' + ' '.join(cmd))
if verbose:
print('running: ' + ' '.join(cmd))
fout = tempfile.TemporaryFile(mode="w+")
ferr = tempfile.TemporaryFile(mode="w+")
time_start = time.time()
proc = subprocess.Popen(cmd, stdout=fout, stderr=ferr)
try:
proc.wait(timeout=None if timeout == 0 else timeout)
except subprocess.TimeoutExpired:
logging.info("killed")
proc.kill()
time_end = time.time()
logging.info("elapsed time in seconds: " + str(time_end - time_start))
fout.seek(0)
ferr.seek(0)
cout = fout.read()
cerr = ferr.read()
logging.debug(cout)
logging.debug(cerr)
tokentoken = "Token: "
token = ""
times = []
soltokenTag = "[SolToken]: "
soltoken = ""
matchTag = "[TokenMatch]: "
match = ""
for line in cout.splitlines():
if line.startswith(tokentoken):
token = line[len(tokentoken):]
for line in cerr.splitlines():
if line.startswith(soltokenTag):
soltoken = line[len(soltokenTag):]
elif line.startswith(matchTag):
match = line[len(matchTag):]
if proc.returncode == 0:
for m in re.finditer('Execution gpu time: ([ 0-9.]*) ms', cout,
re.MULTILINE):
times.append(list(map(float, m.group(1).split(' '))))
else:
logging.info("PROCESS FAILED with return code " + str(proc.returncode))
if verbose:
print('finished: ' + ' '.join(cmd))
if proc.returncode == 0:
if "SKIPPED" in cout:
print('s', end='', flush=True)
else:
print('.', end='', flush=True)
else:
print('x', end='', flush=True)
success = proc.returncode == 0
return token, times, success, soltoken, match
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