llvm-project/clang/utils/analyzer/SumTimerInfo.py

80 lines
2.8 KiB
Python

#!/usr/bin/env python
"""
Script to Summarize statistics in the scan-build output.
Statistics are enabled by passing '-internal-stats' option to scan-build
(or '-analyzer-stats' to the analyzer).
"""
import sys
if __name__ == '__main__':
if len(sys.argv) < 2:
print('Usage: ', sys.argv[0],
'scan_build_output_file', file=sys.stderr)
sys.exit(-1)
f = open(sys.argv[1], 'r')
time = 0.0
total_time = 0.0
max_time = 0.0
warnings = 0
count = 0
functions_analyzed = 0
reachable_blocks = 0
reached_max_steps = 0
num_steps = 0
num_inlined_call_sites = 0
num_bifurcated_call_sites = 0
max_cfg_size = 0
for line in f:
if "Analyzer total time" in line:
s = line.split()
time = time + float(s[6])
count = count + 1
if float(s[6]) > max_time:
max_time = float(s[6])
if "warning generated." in line or "warnings generated" in line:
s = line.split()
warnings = warnings + int(s[0])
if "The # of functions analysed (as top level)" in line:
s = line.split()
functions_analyzed = functions_analyzed + int(s[0])
if "The % of reachable basic blocks" in line:
s = line.split()
reachable_blocks = reachable_blocks + int(s[0])
if "The # of times we reached the max number of steps" in line:
s = line.split()
reached_max_steps = reached_max_steps + int(s[0])
if "The maximum number of basic blocks in a function" in line:
s = line.split()
if max_cfg_size < int(s[0]):
max_cfg_size = int(s[0])
if "The # of steps executed" in line:
s = line.split()
num_steps = num_steps + int(s[0])
if "The # of times we inlined a call" in line:
s = line.split()
num_inlined_call_sites = num_inlined_call_sites + int(s[0])
if "The # of times we split the path due \
to imprecise dynamic dispatch info" in line:
s = line.split()
num_bifurcated_call_sites = num_bifurcated_call_sites + int(s[0])
if ") Total" in line:
s = line.split()
total_time = total_time + float(s[6])
print(f"TU count {count}")
print(f"Time {time}")
print(f"Warnings {warnings}")
print(f"Functions analyzed {functions_analyzed}")
print(f"Reachable blocks {reachable_blocks}")
print(f"Reached max steps {reached_max_steps}")
print(f"Number of steps {num_steps}")
print(f"Number of inlined calls {num_inlined_call_sites} "
f"(bifurcated {num_bifurcated_call_sites})")
print(f"Max time {max_time}")
print(f"Total time {total_time}")
print(f"Max CFG Size {max_cfg_size}")