Updating to python 3 with 2to3. Check llvm/py3k_update.diff and llvm/py3k_update.out for the output from this.

tools/intrgen.py

@@ -26,7 +26,7 @@ def gen(f):
     idx = 1
     for i in intr:
         s = 'INTR_' + i.upper()
-        print '%s = %d' % (s.ljust(maxw), idx)
+        print('%s = %d' % (s.ljust(maxw), idx))
         idx += 1
 
 gen(sys.argv[1])

tools/intrs_for_doc.py

@@ -21,5 +21,5 @@ for line in file(INF):
 outf = open(OUTF, 'wt')
 i = 0
 while i < len(intrs):
-    print >>outf, "`" + "`,`".join(intrs[i:min(i+NCOLS,len(intrs)+1)]) + "`"
+    print("`" + "`,`".join(intrs[i:min(i+NCOLS,len(intrs)+1)]) + "`", file=outf)
     i += NCOLS