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# Toshiba MeP-c4 - *REPEAT instructions JIT unit tests
# Guillaume Valadon <guillaume@valadon.net>
from ut_helpers_jit import jit_instructions
class TestRepeat(object):
def test_repeat(self):
"""Test REPEAT jit"""
# Instructions that will be jitted
instructions = "MOV R0, 8\n"
instructions += "REPEAT R0, 0x6\n"
instructions += "ADD R1, 1\n"
instructions += "ADD R2, 1\n" # <-RPE
instructions += "ADD R3, 1"
# Jit
jitter = jit_instructions(instructions)
# Check expected results
assert(jitter.cpu.R0 == 8)
assert(jitter.cpu.R1 == 8)
assert(jitter.cpu.R2 == 8)
assert(jitter.cpu.R3 == 8)
def test_erepeat_0(self):
"""Test EREPEAT jit"""
# Instructions that will be jitted
instructions = "EREPEAT 0xA\n"
instructions += "ADD R1, 1\n"
instructions += "BEQI R1, 0x6, 0x8\n"
instructions += "ADD R2, 1\n"
instructions += "ADD R3, 1" # <- RPE
# Jit
jitter = jit_instructions(instructions)
# Check expected results
assert(jitter.cpu.R1 == 6)
assert(jitter.cpu.R2 == 5)
assert(jitter.cpu.R3 == 5)
def test_erepeat_1(self):
"""Test EREPEAT jit"""
# Instructions that will be jitted
instructions = "EREPEAT 0x8\n"
instructions += "ADD R1, 1\n"
instructions += "ADD R2, 1\n"
instructions += "ADD R3, 1\n"
instructions += "BEQI R1, 0x6, 0x4\n" # <- RPE
instructions += "ADD R2, 1\n"
instructions += "ADD R3, 1"
# Jit
jitter = jit_instructions(instructions)
# Check expected results
assert(jitter.cpu.R1 == 6)
assert(jitter.cpu.R2 == 7)
assert(jitter.cpu.R3 == 7)
def test_erepeat_2(self):
"""Test EREPEAT jit"""
# Instructions that will be jitted
instructions = "EREPEAT 0x8\n"
instructions += "ADD R1, 1\n"
instructions += "ADD R2, 1\n"
instructions += "ADD R3, 1\n" # <- RPE
instructions += "BEQI R3, 0x6, 0x4"
# Jit
jitter = jit_instructions(instructions)
# Check expected results
assert(jitter.cpu.R1 == 6)
assert(jitter.cpu.R2 == 6)
assert(jitter.cpu.R3 == 6)
def test_erepeat_3(self):
"""Test EREPEAT jit"""
# Instructions that will be jitted
instructions = "EREPEAT 0x8\n"
instructions += "ADD R1, 1\n"
instructions += "ADD R2, 1\n"
instructions += "BEQI R1, 0x6, 0x6\n" # <- RPE
instructions += "ADD R3, 1"
# Jit
jitter = jit_instructions(instructions)
# Check expected results
assert(jitter.cpu.R1 == 6)
assert(jitter.cpu.R2 == 6)
assert(jitter.cpu.R3 == 5)
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