add benchmark.py

suite/benchmark.py

@@ -0,0 +1,41 @@
+#!/usr/bin/python
+
+# Simple benchmark for Capstone by disassembling random code. By Nguyen Anh Quynh, 2014
+
+from capstone import *
+
+from time import time
+from random import randint
+
+
+def random_str(size):
+    lst = [str(randint(0, 255)) for _ in xrange(size)]
+    return "".join(lst)
+
+def cs(md, data):
+    insns = md.disasm(data, 0)
+    # uncomment below line to speed up this function 200 times!
+    # return
+    for i in insns:
+        if i.address == 0x100000:
+            print i
+
+md = Cs(CS_ARCH_X86, CS_MODE_32)
+md.detail = False
+
+# warm up few times
+for i in xrange(3):
+    data = random_str(128)
+    cs(md, data)
+
+# start real benchmark
+c_t = 0
+for i in xrange(10000):
+    code = random_str(128)
+
+    t1 = time()
+    cs(md, code)
+    c_t += time() - t1
+
+
+print "Capstone:", c_t, "seconds"