def test_neg():
block_size = (rsize, csize) = 32,32
# test program
def test_code(code, block_size, args):
yield Neg(code.r(0), code.r(0))
code = Code()
code.set_generator(test_code, block_size)
print str(code)
image = zeros(rsize, csize)
pe = PE(None, image, (rsize, csize))
# warning: this makes certain assumptions on internals of PE
pe.regs[regname_to_id('r0')] = 42
for c in code.plain_instr():
pe.step1(c)
pe.step2(c)
assert pe.get_reg_by_name('r0') == -42.
def test_register_value_fetch():
block_size = (rsize, csize) = 64,64
image = zeros(rsize, csize)
# test code
def test_code(code, block_size, args):
yield Imm(code.r(0), 3)
code = Code()
code.set_generator(test_code, block_size)
print str(code)
# PE
pe = PE(None, image, (rsize, csize))
# execute program
for c in code.plain_instr():
pe.step1(c)
pe.step2(c)
assert pe.get_reg_by_name('r0') == 3