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[analyze deps] Show incoming and outgoing counts on island members. 

llvm-svn: 298535
This commit is contained in:
Zachary Turner 2017-03-22 18:23:14 +00:00
parent f7691d8b41
commit bbd17224d8
1 changed files with 13 additions and 2 deletions
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15
lldb/scripts/analyze-project-deps.py
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@ -3,6 +3,7 @@ import itertools
import os import os
import re import re
import sys import sys
from collections import defaultdict
from use_lldb_suite import lldb_root from use_lldb_suite import lldb_root
@ -165,8 +166,8 @@ if args.discover_cycles:
average = sum([len(x)+1 for x in cycles]) / len(cycles) average = sum([len(x)+1 for x in cycles]) / len(cycles)
print "Found {} cycles. Average cycle length = {}.".format(len(cycles), average) print "Found {} cycles. Average cycle length = {}.".format(len(cycles), average)
counted = list(iter_cycles(cycles))
if args.show_counts: if args.show_counts:
counted = list(iter_cycles(cycles))
counted.sort(lambda A, B: cmp(A[0], B[0])) counted.sort(lambda A, B: cmp(A[0], B[0]))
for (total, smallest, cycle) in counted: for (total, smallest, cycle) in counted:
sys.stdout.write("{} deps to break: ".format(total)) sys.stdout.write("{} deps to break: ".format(total))
@ -181,6 +182,12 @@ if args.discover_cycles:
print "Analyzing islands..." print "Analyzing islands..."
islands = [] islands = []
outgoing_counts = defaultdict(int)
incoming_counts = defaultdict(int)
for (total, smallest, cycle) in counted:
for (first, count, last) in cycle:
outgoing_counts[first] += count
incoming_counts[last] += count
for cycle in cycles: for cycle in cycles:
this_cycle = set(cycle) this_cycle = set(cycle)
disjoints = [x for x in islands if this_cycle.isdisjoint(x)] disjoints = [x for x in islands if this_cycle.isdisjoint(x)]
@ -189,7 +196,11 @@ if args.discover_cycles:
print "Found {} disjoint cycle islands...".format(len(islands)) print "Found {} disjoint cycle islands...".format(len(islands))
for island in islands: for island in islands:
print "Island ({} elements)".format(len(island)) print "Island ({} elements)".format(len(island))
sorted = []
for node in island: for node in island:
print " {0}".format(node) sorted.append((node, incoming_counts[node], outgoing_counts[node]))
sorted.sort(lambda x, y: cmp(x[1]+x[2], y[1]+y[2]))
for (node, inc, outg) in sorted:
print " {} [{} in, {} out]".format(node, inc, outg)
sys.stdout.flush() sys.stdout.flush()
pass pass