configs/test/test.py

   1 # Simple test script
   2 #
   3 # Alpha: "m5 test.py"
   4 # MIPS: "m5 test.py -a Mips -c hello_mips"
   5
   6 import os, optparse, sys
   7 import m5
   8 from m5.objects import *
   9 from FullO3Config import *
  10
  11 # parse command-line arguments
  12 parser = optparse.OptionParser(option_list=m5.standardOptions)
  13
  14 parser.add_option("-c", "--cmd", default="hello")
  15 parser.add_option("-o", "--options", default="")
  16 parser.add_option("-i", "--input", default="")
  17 parser.add_option("-t", "--timing", action="store_true")
  18 parser.add_option("-d", "--detailed", action="store_true")
  19 parser.add_option("-m", "--maxtick", type="int")
  20
  21 (options, args) = parser.parse_args()
  22 m5.setStandardOptions(options)
  23
  24 if args:
  25     print "Error: script doesn't take any positional arguments"
  26     sys.exit(1)
  27
  28 # build configuration
  29 this_dir = os.path.dirname(__file__)
  30
  31 process = LiveProcess()
  32 process.executable = os.path.join(this_dir, options.cmd)
  33 process.cmd = options.cmd + " " + options.options
  34 if options.input != "":
  35     process.input = options.input
  36
  37 magicbus = Bus()
  38 mem = PhysicalMemory()
  39
  40 if options.timing:
  41     cpu = TimingSimpleCPU()
  42 elif options.detailed:
  43     cpu = DetailedO3CPU()
  44 else:
  45     cpu = AtomicSimpleCPU()
  46 cpu.workload = process
  47 cpu.mem = magicbus
  48
  49 system = System(physmem = mem, cpu = cpu)
  50 mem.port = magicbus.port
  51 root = Root(system = system)
  52
  53 # instantiate configuration
  54 m5.instantiate(root)
  55
  56 # simulate until program terminates
  57 if options.maxtick:
  58     exit_event = m5.simulate(options.maxtick)
  59 else:
  60     exit_event = m5.simulate()
  61
  62 print 'Exiting @ tick', m5.curTick(), 'because', exit_event.getCause()
  63