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
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
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