#!/usr/bin/env python

 import sys

 sys.path.append("/home/paul/g/fetched/corepy-1.0")

 import time

 import array

 import corepy.arch.x86.platform as env

 import corepy.arch.x86.isa as x86

 import corepy.arch.x86.types.registers as r

 from corepy.arch.x86.lib.memory import MemRef

 from corepy.lib.extarray import extarray

 def timecmd(name, cmd, r):

     c = 0

     total = 0

     while total < 2:

         t = time.time()

         cmd()

         d = time.time()

         total += d - t

         c += 1

     print "%s %5.1f" % (name, total*(2.4E9)/(r*c))

 reps = (1<<6)

 code = env.InstructionStream()

 code.add(x86.nop())

 def callasm():

     for i in range(reps):

         params = env.ExecParams()

         env.Processor().execute(code)

 timecmd("callasm", callasm, reps)

 datasize = (1<<14)

 def timeaccess(name, items, mask, store):

     def timereps():

         for i in xrange(reps):

             for j in xrange(items):

                store[j] ^= mask

     timecmd(name, timereps, datasize*reps)

 timeaccess("snative", datasize>>2, 3, [0] * (datasize >> 2))

 timeaccess("native", datasize>>2, 0xffffffff, [0] * (datasize >> 2))

 timeaccess("sarray", datasize>>2, 3, array.array('L', [0] * (datasize >> 2)))

 timeaccess("array", datasize>>2, 0xfffffff, array.array('L', [0] * (datasize >> 2)))

 timeaccess("sulongs", datasize>>2, 3,  extarray('L', datasize >> 2))

 timeaccess("ulongs", datasize>>2, 0xffffffff,  extarray('L', datasize >> 2))

 timeaccess("ushorts", datasize>>1, 0xffff, extarray('H', datasize >> 1))