src/openpower/simulator/test_helloworld_sim.py

   1 from nmigen import Module, Signal
   2 from nmigen.back.pysim import Simulator, Delay, Settle
   3 from nmutil.formaltest import FHDLTestCase
   4 import unittest
   5 from openpower.decoder.power_decoder import (create_pdecode)
   6 from openpower.decoder.power_enums import (Function, MicrOp,
   7                                      In1Sel, In2Sel, In3Sel,
   8                                      OutSel, RC, LdstLen, CryIn,
   9                                      single_bit_flags, Form, SPR,
  10                                      get_signal_name, get_csv)
  11 from openpower.decoder.power_decoder2 import (PowerDecode2)
  12 from openpower.simulator.program import Program
  13 from openpower.simulator.qemu import run_program
  14 from openpower.decoder.isa.all import ISA
  15 from openpower.test.common import TestCase
  16 from openpower.simulator.test_sim import DecoderBase
  17 from openpower.endian import bigendian
  18
  19
  20 class HelloTestCases(FHDLTestCase):
  21     test_data = []
  22
  23     def __init__(self, name="div"):
  24         super().__init__(name)
  25         self.test_name = name
  26
  27     def test_microwatt_helloworld(self):
  28         lst = ["addis     1,0,0",
  29                 "ori     1,1,0",
  30                 "rldicr  1,1,32,31",
  31                 "oris    1,1,0",
  32                 "ori     1,1,7936",
  33                 "addis     12,0,0",
  34                 "ori     12,12,0",
  35                 "rldicr  12,12,32,31",
  36                 "oris    12,12,0",
  37                 "ori     12,12,4116",
  38                 "mtspr   9, 12",     # mtctr r12
  39                 "bcctrl  20,0,0", # bctrl
  40                 ]
  41         self.run_tst_program(Program(lst, bigendian),
  42                              [1,12], extra_break_addr=0x1014)
  43
  44     def run_tst_program(self, prog, initial_regs=None, initial_sprs=None,
  45                                     initial_mem=None, extra_break_addr=None):
  46         initial_regs = [0] * 32
  47         tc = TestCase(prog, self.test_name, initial_regs, initial_sprs, 0,
  48                                             initial_mem, 0,
  49                                             extra_break_addr=extra_break_addr)
  50         self.test_data.append(tc)
  51
  52
  53 class HelloDecoderTestCase(DecoderBase, HelloTestCases):
  54     pass
  55
  56
  57 if __name__ == "__main__":
  58     unittest.main()