src/soc/simple/test/test_issuer.py

   1 """simple core test, runs instructions from a TestMemory
   2
   3 related bugs:
   4
   5  * https://bugs.libre-soc.org/show_bug.cgi?id=363
   6 """
   7
   8 # NOTE: to use cxxsim, export NMIGEN_SIM_MODE=cxxsim from the shell
   9 # Also, check out the cxxsim nmigen branch, and latest yosys from git
  10
  11 import unittest
  12 import sys
  13
  14 # here is the logic which takes test cases and "executes" them.
  15 # in this instance (TestRunner) its job is to instantiate both
  16 # a Libre-SOC nmigen-based HDL instance and an ISACaller python
  17 # simulator.  it's also responsible for performing the single
  18 # step and comparison.
  19 from soc.simple.test.test_runner import TestRunner
  20
  21 # test with ALU data and Logical data
  22 from openpower.test.alu.alu_cases import ALUTestCase
  23 from openpower.test.general.overlap_hazards import HazardTestCase
  24 from openpower.test.div.div_cases import DivTestCases
  25 from openpower.test.mul.mul_cases import MulTestCases2Arg
  26 from openpower.test.logical.logical_cases import LogicalTestCase
  27 from openpower.test.shift_rot.shift_rot_cases import ShiftRotTestCase
  28 from openpower.test.shift_rot.shift_rot_cases2 import ShiftRotTestCase2
  29 from openpower.test.cr.cr_cases import CRTestCase
  30 from openpower.test.branch.branch_cases import BranchTestCase
  31 from soc.fu.spr.test.test_pipe_caller import SPRTestCase
  32 from openpower.test.ldst.ldst_cases import LDSTTestCase
  33 from openpower.test.trap.trap_cases import TrapTestCase
  34 from openpower.simulator.test_sim import (GeneralTestCases, AttnTestCase)
  35 from openpower.simulator.test_helloworld_sim import HelloTestCases
  36
  37
  38 if __name__ == "__main__":
  39     svp64 = True
  40     if len(sys.argv) > 1 and sys.argv[1] == 'nosvp64':
  41         svp64 = False
  42         del sys.argv[1]
  43
  44     # detect overlap case
  45     allow_overlap = False
  46     if len(sys.argv) >= 2 and sys.argv[1] == '--allow-overlap':
  47         allow_overlap = True
  48         del sys.argv[1]
  49
  50     # use in-order issuer, instead of the original FSM based one
  51     inorder = False
  52     if len(sys.argv) >= 2 and sys.argv[1] == '--inorder':
  53         inorder = True
  54         del sys.argv[1]
  55
  56     # allow list of testing to be selected by command-line
  57     testing = []
  58     for i in reversed(range(1, len(sys.argv))):
  59         if not sys.argv[i].startswith('-'):
  60             testing.append(sys.argv.pop(i))
  61
  62     if not testing:
  63         testing = ['general', 'ldst', 'cr', 'shiftrot', 'shiftrot2',
  64                    'logical', 'alu',
  65                    'branch', 'div', 'mul', 'hazard']
  66
  67     print("SVP64 test mode enabled", svp64, "overlap",
  68           allow_overlap, "in-order", inorder, "testing", testing)
  69
  70     unittest.main(exit=False)
  71     suite = unittest.TestSuite()
  72
  73     # dictionary  of data for tests
  74     tests = {'hello': HelloTestCases.test_data,
  75              'div': DivTestCases().test_data,
  76              'mul': MulTestCases2Arg().test_data,
  77              'attn': AttnTestCase.test_data,
  78              'general': GeneralTestCases.test_data,
  79              'ldst': LDSTTestCase().test_data,
  80              'cr': CRTestCase().test_data,
  81              'shiftrot': ShiftRotTestCase().test_data,
  82              'shiftrot2': ShiftRotTestCase2().test_data,
  83              'logical': LogicalTestCase().test_data,
  84              'hazard': HazardTestCase().test_data,
  85              'alu': ALUTestCase().test_data,
  86              'branch': BranchTestCase().test_data,
  87              'trap': TrapTestCase().test_data,
  88              'spr': SPRTestCase().test_data
  89              }
  90
  91     # walk through all tests, those requested get added
  92     for tname, data in tests.items():
  93         if tname in testing:
  94             suite.addTest(TestRunner(data, svp64=svp64, inorder=inorder,
  95                                      allow_overlap=allow_overlap))
  96
  97     runner = unittest.TextTestRunner()
  98     runner.run(suite)