/
hdf_place_and_route_data.py
123 lines (107 loc) · 5.41 KB
/
hdf_place_and_route_data.py
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import tables as ts
from path import path
from vpr_netfile_parser.VprNetParser import cVprNetFileParser
from cyvpr.Main import cMain
NET_FILES_TABLE_LAYOUT = {'id': ts.UInt64Col(pos=0),
'md5': ts.StringCol(32, pos=1),
'block_count': ts.UInt32Col(pos=2),
'net_count': ts.UInt32Col(pos=3)}
PLACEMENT_TABLE_LAYOUT = {'id': ts.UInt64Col(pos=0),
'net_file_id': ts.UInt64Col(pos=1),
'block_position_offset': ts.UInt64Col(pos=2),
'block_count': ts.UInt32Col(pos=3),
'md5': ts.StringCol(32, pos=4)}
BLOCK_POSITIONS_TABLE_LAYOUT = {'id': ts.UInt64Col(pos=0),
'placement_id': ts.UInt64Col(pos=1),
'position': {
'x': ts.UInt32Col(pos=0),
'y': ts.UInt32Col(pos=1),
'slot_index':
ts.UInt32Col(pos=2)}}
ROUTE_TABLE_LAYOUT = {'id': ts.UInt64Col(pos=0),
'net_file_id': ts.UInt64Col(pos=1),
'placement_file_id': ts.UInt64Col(pos=2),
'success': ts.BoolCol(pos=3),
'width_fac': ts.UInt32Col(pos=4),
'start': ts.Float64Col(pos=5),
'end': ts.Float64Col(pos=6),
'router_options': {'first_iter_pres_fac':
ts.Float32Col(pos=0),
'initial_pres_fac':
ts.Float32Col(pos=1),
'pres_fac_mult': ts.Float32Col(pos=2),
'acc_fac': ts.Float32Col(pos=3),
'bend_cost': ts.Float32Col(pos=4),
'bb_factor': ts.Int32Col(pos=5),
'astar_fac': ts.Float32Col(pos=6),
'max_criticality':
ts.Float32Col(pos=7),
'criticality_exp':
ts.Float32Col(pos=8), },
'net_data_offset': ts.UInt64Col(pos=8),
'net_count': ts.UInt32Col(pos=9)}
ROUTE_NET_DATA_TABLE_LAYOUT = {'id': ts.UInt64Col(pos=0),
'route_id': ts.UInt64Col(pos=1),
'net_data': {'bends': ts.UInt32Col(pos=0),
'wire_length': ts.UInt32Col(pos=1),
'segments': ts.UInt32Col(pos=2)}}
def create_init_data():
# Open a file in "w"rite mode
filters = ts.Filters(complib='blosc', complevel=2)
fileh = ts.openFile("place_and_route_data.h5", mode="w", filters=filters)
# Get the HDF5 root group
root = fileh.root
net_files = fileh.createTable(root, 'net_files',
NET_FILES_TABLE_LAYOUT)
net_paths = path('/var/benchmarks/mcnc').files('*.net')
placements = fileh.createGroup(root, 'placements', 'Placements')
m = cMain()
for i, p in enumerate(net_paths):
parser = cVprNetFileParser(p)
net_file = net_files.row
net_file['id'] = i
net_file['md5'] = p.read_hexhash('md5')
net_file['block_count'] = len(parser.block_labels)
net_file['net_count'] = len(parser.net_labels)
group = fileh.createGroup(placements, p.namebase,
'Placements for %s' % p.namebase)
placement_table = fileh.createTable(group, 'placements',
PLACEMENT_TABLE_LAYOUT)
placement_table.flush()
positions_table = fileh.createTable(
group, 'block_positions', BLOCK_POSITIONS_TABLE_LAYOUT)
positions_table.flush()
placement_id = len(placement_table)
positions_id = len(positions_table)
for j, d in enumerate(path('../place_results')
.files('placed-%s-*.out' % p.namebase)):
positions = m.read_placement(
p, '/var/benchmarks/4lut_sanitized.arch', d)
k = 0
placement = placement_table.row
placement['id'] = placement_id + j
placement['net_file_id'] = net_file['id']
placement['block_position_offset'] = positions_id
placement['block_count'] = net_file['block_count']
placement['md5'] = d.read_hexhash('md5')
for k, b in enumerate(positions):
row = positions_table.row
row['id'] = positions_id + k
row['placement_id'] = placement['id']
row['position'] = b
row.append()
positions_id += len(positions)
placement.append()
positions_table.flush()
placement_table.flush()
net_file.append()
net_files.flush()
fileh.close()
def load_routed_data():
fileh = ts.openFile('place_and_route_data.h5', mode='r')
# Get the HDF5 root group
root = fileh.root
route_paths = list(path('../route_results').files('routed-*.dat'))
return fileh, root, [r.pickle_load() for r in route_paths[:2]]
if __name__ == '__main__':
fileh, root, data = load_routed_data()