Files
OSACA/tests/test_frontend.py

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3.4 KiB
Python
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#!/usr/bin/env python3
"""
Unit tests for OSACA Frontend
"""
import os
import unittest
from osaca.frontend import Frontend
from osaca.parser import ParserAArch64v81, ParserX86ATT
from osaca.semantics import ArchSemantics, KernelDG, MachineModel
class TestFrontend(unittest.TestCase):
MODULE_DATA_DIR = os.path.join(
os.path.dirname(os.path.split(os.path.abspath(__file__))[0]), 'osaca/data/'
)
@classmethod
def setUpClass(self):
# set up parser and kernels
self.parser_x86 = ParserX86ATT()
self.parser_AArch64 = ParserAArch64v81()
with open(self._find_file('kernel-x86.s')) as f:
code_x86 = f.read()
with open(self._find_file('kernel-AArch64.s')) as f:
code_AArch64 = f.read()
self.kernel_x86 = self.parser_x86.parse_file(code_x86)
self.kernel_AArch64 = self.parser_AArch64.parse_file(code_AArch64)
# set up machine models
self.machine_model_csx = MachineModel(
path_to_yaml=os.path.join(self.MODULE_DATA_DIR, 'csx.yml')
)
self.machine_model_tx2 = MachineModel(
path_to_yaml=os.path.join(self.MODULE_DATA_DIR, 'tx2.yml')
)
self.semantics_csx = ArchSemantics(
self.machine_model_csx, path_to_yaml=os.path.join(self.MODULE_DATA_DIR, 'isa/x86.yml')
)
self.semantics_tx2 = ArchSemantics(
self.machine_model_tx2,
path_to_yaml=os.path.join(self.MODULE_DATA_DIR, 'isa/aarch64.yml'),
)
for i in range(len(self.kernel_x86)):
self.semantics_csx.assign_src_dst(self.kernel_x86[i])
self.semantics_csx.assign_tp_lt(self.kernel_x86[i])
for i in range(len(self.kernel_AArch64)):
self.semantics_tx2.assign_src_dst(self.kernel_AArch64[i])
self.semantics_tx2.assign_tp_lt(self.kernel_AArch64[i])
###########
# Tests
###########
def test_frontend_creation(self):
with self.assertRaises(ValueError):
Frontend()
with self.assertRaises(ValueError):
Frontend(arch='csx', path_to_yaml=os.path.join(self.MODULE_DATA_DIR, 'csx.yml'))
with self.assertRaises(FileNotFoundError):
Frontend(path_to_yaml=os.path.join(self.MODULE_DATA_DIR, 'THE_MACHINE.yml'))
with self.assertRaises(FileNotFoundError):
Frontend(arch='THE_MACHINE')
Frontend(arch='zen1')
def test_frontend_x86(self):
dg = KernelDG(self.kernel_x86, self.parser_x86, self.machine_model_csx)
fe = Frontend(path_to_yaml=os.path.join(self.MODULE_DATA_DIR, 'csx.yml'))
fe.print_throughput_analysis(self.kernel_x86, show_cmnts=False)
fe.print_latency_analysis(dg.get_critical_path())
def test_frontend_AArch64(self):
dg = KernelDG(self.kernel_AArch64, self.parser_AArch64, self.machine_model_tx2)
fe = Frontend(path_to_yaml=os.path.join(self.MODULE_DATA_DIR, 'tx2.yml'))
fe.print_full_analysis(self.kernel_AArch64, dg, verbose=True)
##################
# Helper functions
##################
@staticmethod
def _find_file(name):
testdir = os.path.dirname(__file__)
name = os.path.join(testdir, 'test_files', name)
assert os.path.exists(name)
return name
if __name__ == '__main__':
suite = unittest.TestLoader().loadTestsFromTestCase(TestFrontend)
unittest.TextTestRunner(verbosity=2).run(suite)