find_bigis tool

1 files changed, 18 insertions, 0 deletions

diff --git a/tools/find_bigis.py b/tools/find_bigis.py
new file mode 100644
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+++ b/tools/find_bigis.py
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+'''
+Simple tool to find big i types in an .ll file. Anything over i64 is of interest.
+'''
+
+import os, sys, re
+
+filename = sys.argv[1]
+data = open(filename).read()
+iss = re.findall('[^%]i\d+ [^=]', data)
+set_iss = set(iss)
+bigs = []
+for iss in set_iss:
+  size = int(iss[2:-2])
+  if size > 64:
+    bigs.append(size)
+bigs.sort()
+print bigs
+