def test_src_data_region(self):
''' Accessor src_data_region. '''
nr1 = NodeRegion(dim=PhyDim2(2, 1),
origin=PhyDim2(0, 0),
type=NodeRegion.DATA)
nr2 = NodeRegion(dim=PhyDim2(2, 1),
origin=PhyDim2(0, 1),
type=NodeRegion.DATA)
resource = Resource(proc_region=NodeRegion(dim=PhyDim2(4, 4),
origin=PhyDim2(0, 0),
type=NodeRegion.PROC),
dim_array=PhyDim2(16, 16),
size_gbuf=131072,
size_regf=512,
data_regions=(nr1, nr2))
self.assertEqual(resource.src_data_region(), nr1, 'src_data_region')
resource = Resource(proc_region=NodeRegion(dim=PhyDim2(4, 4),
origin=PhyDim2(0, 0),
type=NodeRegion.PROC),
dim_array=PhyDim2(16, 16),
size_gbuf=131072,
size_regf=512,
data_regions=(nr1, ))
self.assertEqual(resource.src_data_region(), nr1, 'src_data_region')
class TestScheduling(unittest.TestCase):
''' Tests for Scheduling module. '''
def setUp(self):
self.layers = {}
self.layers['BASE'] = ConvLayer(8, 16, 28, 3)
self.layers['POOL'] = PoolingLayer(16, 28, 2)
self.layers['LR'] = LocalRegionLayer(16, 28, nreg=3, sreg=1)
self.batch_size = 4
self.cost = Cost(mac_op=1, mem_hier=(200, 6, 2, 1),
noc_hop=50, unit_static=50)
self.resource = Resource(
proc_region=NodeRegion(origin=PhyDim2(0, 0), dim=PhyDim2(4, 4),
type=NodeRegion.PROC),
data_regions=(NodeRegion(origin=PhyDim2(0, 0), dim=PhyDim2(4, 1),
type=NodeRegion.DATA),),
dim_array=PhyDim2(16, 16), size_gbuf=65536, size_regf=64)
self.options = Option(partition_hybrid=True, partition_batch=True,
partition_ifmaps=True, ntops=10)
self.ifmap_layouts = {}
part = PartitionScheme(order=(pe.INPP, pe.BATP, pe.OUTP, pe.OFMP),
pdims=((1, 2), (2, 1), (1, 2), (2, 1)))
for wlkey in self.layers:
self.ifmap_layouts[wlkey] = partition.get_ofmap_layout(
self.layers[wlkey].input_layer(), self.batch_size, part,
self.resource.src_data_region())
def test_valid_args(self):
''' Valid arguments for constructor. '''
schd = Scheduling(self.layers['BASE'], self.batch_size, self.cost,
MapStrategyEyeriss)
self.assertEqual(schd.layer, self.layers['BASE'])
self.assertEqual(schd.batch_size, self.batch_size)
self.assertEqual(schd.cost, self.cost)
self.assertEqual(schd.map_strategy_class, MapStrategyEyeriss)
def test_invalid_layer(self):
''' Invalid layer argument. '''
with self.assertRaisesRegexp(TypeError, 'Scheduling: .*layer.*'):
_ = Scheduling((64, 128, 28, 3), self.batch_size, self.cost,
MapStrategyEyeriss)
def test_invalid_cost(self):
''' Invalid cost argument. '''
with self.assertRaisesRegexp(TypeError, 'Scheduling: .*cost.*'):
_ = Scheduling(self.layers['BASE'], self.batch_size,
tuple(self.cost), MapStrategyEyeriss)
def test_invalid_map_strategy(self):
''' Invalid cost argument. '''
class _DummyClass(object): # pylint: disable=too-few-public-methods
pass
with self.assertRaisesRegexp(TypeError,
'Scheduling: .*map_strategy_class.*'):
_ = Scheduling(self.layers['BASE'], self.batch_size, self.cost,
_DummyClass)
def test_schedule_search(self):
''' Schedule search. '''
for wlkey in self.layers:
layer = self.layers[wlkey]
ifmap_layout = self.ifmap_layouts[wlkey]
schd = Scheduling(layer, self.batch_size, self.cost,
MapStrategyEyeriss)
condition = SchedulingCondition(resource=self.resource,
ifmap_layout=ifmap_layout)
res = schd.schedule_search(condition, self.options)
# Top N.
self.assertLessEqual(len(res), self.options.ntops)
self.assertTrue(all(isinstance(r, SchedulingResult) for r in res))
for idx in range(len(res) - 1):
self.assertLessEqual(res[idx].total_cost,
res[idx + 1].total_cost)
# Combination of loop blocking and partitioning.
for r in res:
self.assertEqual(r.total_cost,
r.dict_loop['cost'] + r.dict_part['cost'])
self.assertEqual(r.dict_loop['ops'],
layer.total_ops(self.batch_size))
self.assertSequenceEqual(r.dict_part['total_nhops'],
[nh * f for nh, f
in zip(r.dict_part['unit_nhops'],
r.dict_loop['fetch'][0])])
self.assertEqual(r.dict_part['num_nodes'],
self.resource.proc_region.dim.size())
# Ofmap layout.
for r in res:
self.assertEqual(r.ofmap_layout.frmap.complete_fmap_range()
.size(),
layer.total_ofmap_size(self.batch_size))
def test_schedule_search_ilayout(self):
''' Invalid ifmap_layout. '''
layer = self.layers['BASE']
ifmap_layout = self.ifmap_layouts['BASE']
schd = Scheduling(layer, self.batch_size, self.cost,
MapStrategyEyeriss)
# Shift ifmap out of memory region.
condition = SchedulingCondition(
resource=self.resource,
ifmap_layout=ifmap_layout.view(PhyDim2(1, 1)))
with self.assertRaisesRegexp(ValueError, 'Scheduling: .*ifmap.*'):
_ = schd.schedule_search(condition, self.options)
# Not match layer.
condition = SchedulingCondition(
resource=self.resource,
ifmap_layout=self.ifmap_layouts['POOL'])
with self.assertRaisesRegexp(ValueError, 'Scheduling: .*ifmap.*'):
_ = schd.schedule_search(condition, self.options)
def test_pernode_sched_cache(self):
''' Per-node scheduling cache. '''
layer = self.layers['BASE']
ifmap_layout = self.ifmap_layouts['BASE']
schd = Scheduling(layer, self.batch_size, self.cost,
MapStrategyEyeriss)
self.assertEqual(len(schd.pernode_sched_cache), 0)
self.assertTupleEqual(schd.cache_stats(), (0, 0))
condition = SchedulingCondition(resource=self.resource,
ifmap_layout=ifmap_layout)
_ = schd.schedule_search(condition, self.options)
h, m = schd.cache_stats()
self.assertEqual(len(schd.pernode_sched_cache), m)
self.assertEqual(h, 0)
n = m
_ = schd.schedule_search(condition, self.options)
self.assertEqual(len(schd.pernode_sched_cache), n)
self.assertTupleEqual(schd.cache_stats(), (n, n))
def test_pernode_sched_cache_key(self):
''' Per-node scheduling cache key must be hash-able. '''
layer = self.layers['BASE']
ifmap_layout = self.ifmap_layouts['BASE']
schd = Scheduling(layer, self.batch_size, self.cost,
MapStrategyEyeriss)
condition = SchedulingCondition(resource=self.resource,
ifmap_layout=ifmap_layout)
_ = schd.schedule_search(condition, self.options)
h, m = schd.cache_stats()
self.assertEqual(h, 0)
# Make another instance.
rsrc = Resource(**self.resource._asdict())
opts = Option(**self.options._asdict())
self.assertNotEqual(id(rsrc), id(self.resource))
self.assertNotEqual(id(opts), id(self.options))
part = PartitionScheme(order=(pe.BATP, pe.INPP, pe.OUTP, pe.OFMP),
pdims=((2, 2), (2, 2), (1, 1), (1, 1)))
_ = schd.schedule_search_per_node(part, rsrc, opts)
h2, m2 = schd.cache_stats()
self.assertEqual(h2, h + 1)
self.assertEqual(m2, m)
