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#!/usr/bin/env python3
import collections, sys
path = sys.argv[1] if len(sys.argv) > 1 else '/tmp/opencode/regs-m63.txt'
cmp_mode = len(sys.argv) > 2 and sys.argv[2] == 'cmp'
hdr = None
rows = []
with open(path) as f:
for line in f:
if line.startswith('#'):
if line.startswith('# ts '):
hdr = line.split()[2:]
continue
p = line.split()
if len(p) >= 2:
rows.append((float(p[0]), p))
print("samples:", len(rows), "t range", rows[0][0], rows[-1][0])
cols = collections.defaultdict(collections.Counter)
h = {n: i for i, n in enumerate(hdr)}
for t, p in rows:
for i, n in enumerate(hdr):
if 1 + i < len(p):
cols[n][p[1 + i]] += 1
for n in ('FECS_CURRENT_CTX', 'FECS_NEW_CTX', 'CWD_TABLE_0', 'CWD_TABLE_1',
'SKED_HWW_ESR', 'SKED_ACTIVITY', 'GRFIFO_STATUS', 'FECS_CPUCTL',
'PGRAPH_STATUS', 'PMC_ENABLE'):
c = cols.get(n)
if c:
print('%-22s %s' % (n, ', '.join('%s x%d' % (k, v) for k, v in c.most_common(8))))
# interesting transitions: where FECS_CURRENT_CTX or CWD_TABLE_0 or GRFIFO change
print("=== transitions (FECS_CURRENT_CTX / CWD_T0 / GRFIFO) ===")
last = {}
for t, p in rows:
key = (p[1 + h['FECS_CURRENT_CTX']], p[1 + h['CWD_TABLE_0']], p[1 + h['GRFIFO_STATUS']])
if key != last.get('k'):
print('t=%8.2f FECS=%s NEW=%s CWD0=%s CWD1=%s SKED_ACT=%s GRFIFO=%s PGRAPH=%s' % (
t, key[0], p[1 + h['FECS_NEW_CTX']], key[1], p[1 + h['CWD_TABLE_1']],
p[1 + h['SKED_ACTIVITY']], key[2], p[1 + h['PGRAPH_STATUS']]))
last['k'] = key
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