diff options
| -rwxr-xr-x | tools/profiling/microbenchmarks/bm_diff.py | 27 |
1 files changed, 16 insertions, 11 deletions
diff --git a/tools/profiling/microbenchmarks/bm_diff.py b/tools/profiling/microbenchmarks/bm_diff.py index 6ee4cbfc7b..3c15478774 100755 --- a/tools/profiling/microbenchmarks/bm_diff.py +++ b/tools/profiling/microbenchmarks/bm_diff.py @@ -204,7 +204,10 @@ def eintr_be_gone(fn): def read_json(filename): - with open(filename) as f: return json.loads(f.read()) + try: + with open(filename) as f: return json.loads(f.read()) + except ValueError, e: + return None def finalize(): @@ -217,16 +220,18 @@ def finalize(): js_old_ctr = read_json('%s.counters.old.%d.json' % (bm, loop)) js_old_opt = read_json('%s.opt.old.%d.json' % (bm, loop)) - for row in bm_json.expand_json(js_new_ctr, js_new_opt): - print row - name = row['cpp_name'] - if name.endswith('_mean') or name.endswith('_stddev'): continue - benchmarks[name].add_sample(row, True) - for row in bm_json.expand_json(js_old_ctr, js_old_opt): - print row - name = row['cpp_name'] - if name.endswith('_mean') or name.endswith('_stddev'): continue - benchmarks[name].add_sample(row, False) + if js_new_ctr: + for row in bm_json.expand_json(js_new_ctr, js_new_opt): + print row + name = row['cpp_name'] + if name.endswith('_mean') or name.endswith('_stddev'): continue + benchmarks[name].add_sample(row, True) + if js_old_ctr: + for row in bm_json.expand_json(js_old_ctr, js_old_opt): + print row + name = row['cpp_name'] + if name.endswith('_mean') or name.endswith('_stddev'): continue + benchmarks[name].add_sample(row, False) really_interesting = set() for name, bm in benchmarks.items(): |