93 lines
2.8 KiB
Python
93 lines
2.8 KiB
Python
#@HEADER
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# ************************************************************************
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# Kokkos v. 4.0
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# Copyright (2022) National Technology & Engineering
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# Solutions of Sandia, LLC (NTESS).
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# Under the terms of Contract DE-NA0003525 with NTESS,
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# the U.S. Government retains certain rights in this software.
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# Part of Kokkos, under the Apache License v2.0 with LLVM Exceptions.
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# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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# ************************************************************************
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# @HEADER
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import unittest
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import subprocess
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PREFIX = "$<TARGET_FILE_DIR:Kokkos_CoreUnitTest_DeviceAndThreads>"
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EXECUTABLE = "$<TARGET_FILE_NAME:Kokkos_CoreUnitTest_DeviceAndThreads>"
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COMMAND = "/".join([PREFIX, EXECUTABLE])
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def GetFlag(flag, *extra_args):
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p = subprocess.run([COMMAND, flag, *extra_args], capture_output=True)
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if p.returncode != 0:
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raise Exception(p.stderr.decode("utf-8"))
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return int(p.stdout)
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def GetNumThreads(max_threads):
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for x in [1, 2, 3, 5, 7]:
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if x >= max_threads:
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break
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yield x
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yield max_threads
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class KokkosInitializationTestCase(unittest.TestCase):
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def test_num_threads(self):
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max_threads = GetFlag("max_threads")
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if max_threads == 1:
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self.skipTest("no host parallel backend enabled")
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for num_threads in GetNumThreads(max_threads):
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self.assertEqual(
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num_threads,
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GetFlag(
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"num_threads",
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"--kokkos-num-threads={}".format(num_threads)))
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def test_device_id(self):
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device_count = GetFlag("device_count")
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if device_count == 0:
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self.skipTest("no device detected")
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# by default use the first GPU available for execution
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self.assertEqual(0, GetFlag("device_id"))
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for device_id in range(device_count):
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self.assertEqual(
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device_id,
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GetFlag(
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"device_id",
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"--kokkos-device-id={}".format(device_id)))
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def test_disable_warnings(self):
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self.assertEqual(0, GetFlag("disable_warnings"))
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self.assertEqual(
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0,
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GetFlag(
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"disable_warnings",
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"--kokkos-disable-warnings=0"))
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self.assertEqual(
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1,
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GetFlag(
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"disable_warnings",
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"--kokkos-disable-warnings=1"))
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def test_tune_internals(self):
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self.assertEqual(0, GetFlag("tune_internals"))
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self.assertEqual(
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0,
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GetFlag(
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"tune_internals",
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"--kokkos-tune-internals=0"))
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self.assertEqual(
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1,
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GetFlag(
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"tune_internals",
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"--kokkos-tune-internals=1"))
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if __name__ == '__main__':
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unittest.main()
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