84 lines · python
1#!/usr/bin/env python2 3"""4Script to Summarize statistics in the scan-build output.5 6Statistics are enabled by passing '-internal-stats' option to scan-build7(or '-analyzer-stats' to the analyzer).8"""9import sys10 11if __name__ == "__main__":12 if len(sys.argv) < 2:13 print("Usage: ", sys.argv[0], "scan_build_output_file", file=sys.stderr)14 sys.exit(-1)15 16 f = open(sys.argv[1], "r")17 time = 0.018 total_time = 0.019 max_time = 0.020 warnings = 021 count = 022 functions_analyzed = 023 reachable_blocks = 024 reached_max_steps = 025 num_steps = 026 num_inlined_call_sites = 027 num_bifurcated_call_sites = 028 max_cfg_size = 029 30 for line in f:31 if "Analyzer total time" in line:32 s = line.split()33 time = time + float(s[6])34 count = count + 135 if float(s[6]) > max_time:36 max_time = float(s[6])37 if "warning generated." in line or "warnings generated" in line:38 s = line.split()39 warnings = warnings + int(s[0])40 if "The # of functions analysed (as top level)" in line:41 s = line.split()42 functions_analyzed = functions_analyzed + int(s[0])43 if "The % of reachable basic blocks" in line:44 s = line.split()45 reachable_blocks = reachable_blocks + int(s[0])46 if "The # of times we reached the max number of steps" in line:47 s = line.split()48 reached_max_steps = reached_max_steps + int(s[0])49 if "The maximum number of basic blocks in a function" in line:50 s = line.split()51 if max_cfg_size < int(s[0]):52 max_cfg_size = int(s[0])53 if "The # of steps executed" in line:54 s = line.split()55 num_steps = num_steps + int(s[0])56 if "The # of times we inlined a call" in line:57 s = line.split()58 num_inlined_call_sites = num_inlined_call_sites + int(s[0])59 if (60 "The # of times we split the path due \61 to imprecise dynamic dispatch info"62 in line63 ):64 s = line.split()65 num_bifurcated_call_sites = num_bifurcated_call_sites + int(s[0])66 if ") Total" in line:67 s = line.split()68 total_time = total_time + float(s[6])69 70 print(f"TU count {count}")71 print(f"Time {time}")72 print(f"Warnings {warnings}")73 print(f"Functions analyzed {functions_analyzed}")74 print(f"Reachable blocks {reachable_blocks}")75 print(f"Reached max steps {reached_max_steps}")76 print(f"Number of steps {num_steps}")77 print(78 f"Number of inlined calls {num_inlined_call_sites} "79 f"(bifurcated {num_bifurcated_call_sites})"80 )81 print(f"Max time {max_time}")82 print(f"Total time {total_time}")83 print(f"Max CFG Size {max_cfg_size}")84