def gen_random_test():
# Generate some random data
data = []
for i in xrange(128):
data.append(random.randint(0, 0xffffffff))
# Generate random accesses to this data
asm_code = []
for i in xrange(100):
a = random.randint(0, 127)
b = random.randint(0, 127)
base = Bits(32, 0x2000 + (4 * b))
offset = Bits(16, (4 * (a - b)))
result = data[a]
asm_code.append(
gen_st_value_test("sw", result, offset.int(), base.uint(), result))
# Generate some random data to initialize memory
initial_data = []
for i in xrange(128):
initial_data.append(random.randint(0, 0xffffffff))
# Add the data to the end of the assembly code
asm_code.append(gen_word_data(initial_data))
return asm_code
def gen_srcs_dep_test():
return [
gen_st_srcs_dep_test(5, "sw", 0x30313233, 0x2000, 0x30313233),
gen_st_srcs_dep_test(4, "sw", 0x34353637, 0x2004, 0x34353637),
gen_st_srcs_dep_test(3, "sw", 0x38393a3b, 0x2008, 0x38393a3b),
gen_st_srcs_dep_test(2, "sw", 0x3c3d3e3f, 0x200c, 0x3c3d3e3f),
gen_st_srcs_dep_test(1, "sw", 0x40414243, 0x2010, 0x40414243),
gen_st_srcs_dep_test(0, "sw", 0x44454647, 0x2014, 0x44454647),
gen_word_data([
0x00010203,
0x04050607,
0x08090a0b,
0x0c0d0e0f,
0x10111213,
0x14151617,
])
]
def gen_value_test():
return [
# Test positive offsets
gen_st_value_test("sw", 0x30313233, 0, 0x00002000, 0x30313233),
gen_st_value_test("sw", 0x34353637, 4, 0x00002000, 0x34353637),
gen_st_value_test("sw", 0x38393a3b, 8, 0x00002000, 0x38393a3b),
gen_st_value_test("sw", 0x3c3d3e3f, 12, 0x00002000, 0x3c3d3e3f),
gen_st_value_test("sw", 0x40414243, 16, 0x00002000, 0x40414243),
gen_st_value_test("sw", 0x44454647, 20, 0x00002000, 0x44454647),
# Test negative offsets
gen_st_value_test("sw", 0x48494a4b, -20, 0x00002014, 0x48494a4b),
gen_st_value_test("sw", 0x4c4d4e4f, -16, 0x00002014, 0x4c4d4e4f),
gen_st_value_test("sw", 0x50515253, -12, 0x00002014, 0x50515253),
gen_st_value_test("sw", 0x54555657, -8, 0x00002014, 0x54555657),
gen_st_value_test("sw", 0x58595a5b, -4, 0x00002014, 0x58595a5b),
gen_st_value_test("sw", 0x5c5d5e5f, 0, 0x00002014, 0x5c5d5e5f),
# Test positive offset with unaligned base
gen_st_value_test("sw", 0x60616263, 1, 0x00001fff, 0x60616263),
gen_st_value_test("sw", 0x64656667, 5, 0x00001fff, 0x64656667),
gen_st_value_test("sw", 0x68696a6b, 9, 0x00001fff, 0x68696a6b),
gen_st_value_test("sw", 0x6c6d6e6f, 13, 0x00001fff, 0x6c6d6e6f),
gen_st_value_test("sw", 0x70717273, 17, 0x00001fff, 0x70717273),
gen_st_value_test("sw", 0x74757677, 21, 0x00001fff, 0x74757677),
# Test negative offset with unaligned base
gen_st_value_test("sw", 0x78797a7b, -21, 0x00002015, 0x78797a7b),
gen_st_value_test("sw", 0x7c7d7e7f, -17, 0x00002015, 0x7c7d7e7f),
gen_st_value_test("sw", 0x80818283, -13, 0x00002015, 0x80818283),
gen_st_value_test("sw", 0x84858687, -9, 0x00002015, 0x84858687),
gen_st_value_test("sw", 0x88898a8b, -5, 0x00002015, 0x88898a8b),
gen_st_value_test("sw", 0x8c8d8e8f, -1, 0x00002015, 0x8c8d8e8f),
gen_word_data([
0xdeadbeef,
0x00010203,
0x04050607,
0x08090a0b,
0x0c0d0e0f,
0xcafecafe,
])
]
def gen_srcs_dest_test():
return [
gen_st_src_eq_base_test("sw", 0x00002000, 0x00002000),
gen_word_data([0x01020304])
]