Example #1
0
def mem_cache_rwxs_read_test():
    mem = MockMemory()
    # build main mem contents
    mem.w8s(0x100, -42)
    assert mem.r8s(0x100) == -42
    mem.w16s(0x200, -0x1ead)
    assert mem.r16s(0x200) == -0x1ead
    mem.w32s(0x300, -0x2afebabe)
    assert mem.r32s(0x300) == -0x2afebabe
    mem.writes(0, 0x101, -43)
    assert mem.reads(0, 0x101) == -43
    mem.writes(1, 0x202, -0x1234)
    assert mem.reads(1, 0x202) == -0x1234
    mem.writes(2, 0x304, -0x11223344)
    assert mem.reads(2, 0x304) == -0x11223344
    # write to cache
    cmem = MemoryCache(0x100, 0x210)
    cmem.read_cache(mem)
    # check cache mem
    assert cmem.r8s(0x100) == -42
    assert cmem.r16s(0x200) == -0x1ead
    assert cmem.r32s(0x300) == -0x2afebabe
    assert cmem.reads(0, 0x101) == -43
    assert cmem.reads(1, 0x202) == -0x1234
    assert cmem.reads(2, 0x304) == -0x11223344
Example #2
0
def mem_cache_rwxs_read_test():
  mem = MockMemory()
  # build main mem contents
  mem.w8s(0x100, -42)
  assert mem.r8s(0x100) == -42
  mem.w16s(0x200, -0x1ead)
  assert mem.r16s(0x200) == -0x1ead
  mem.w32s(0x300, -0x2afebabe)
  assert mem.r32s(0x300) == -0x2afebabe
  mem.writes(0, 0x101, -43)
  assert mem.reads(0, 0x101) == -43
  mem.writes(1, 0x202, -0x1234)
  assert mem.reads(1, 0x202) == -0x1234
  mem.writes(2, 0x304, -0x11223344)
  assert mem.reads(2, 0x304) == -0x11223344
  # write to cache
  cmem = MemoryCache(0x100, 0x210)
  cmem.read_cache(mem)
  # check cache mem
  assert cmem.r8s(0x100) == -42
  assert cmem.r16s(0x200) == -0x1ead
  assert cmem.r32s(0x300) == -0x2afebabe
  assert cmem.reads(0, 0x101) == -43
  assert cmem.reads(1, 0x202) == -0x1234
  assert cmem.reads(2, 0x304) == -0x11223344
Example #3
0
def mem_cache_rwxs_write_test():
    mem = MemoryCache(0x100, 0x210)
    # build cache contents
    mem.w8s(0x100, -42)
    assert mem.r8s(0x100) == -42
    mem.w16s(0x200, -0x1EAD)
    assert mem.r16s(0x200) == -0x1EAD
    mem.w32s(0x300, -0x2AFEBABE)
    assert mem.r32s(0x300) == -0x2AFEBABE
    mem.writes(0, 0x101, -43)
    assert mem.reads(0, 0x101) == -43
    mem.writes(1, 0x202, -0x1234)
    assert mem.reads(1, 0x202) == -0x1234
    mem.writes(2, 0x304, -0x11223344)
    assert mem.reads(2, 0x304) == -0x11223344
    # write to main mem
    main_mem = MockMemory()
    mem.write_cache(main_mem)
    # check main mem
    assert main_mem.r8s(0x100) == -42
    assert main_mem.r16s(0x200) == -0x1EAD
    assert main_mem.r32s(0x300) == -0x2AFEBABE
    assert main_mem.reads(0, 0x101) == -43
    assert main_mem.reads(1, 0x202) == -0x1234
    assert main_mem.reads(2, 0x304) == -0x11223344