def execute(self, proc, inst):
if not utils.checkCondition(proc, inst):
return
l = utils.getBits(inst, 24)
signed_immed_24 = utils.getBits(inst, 0, 24)
if l == 1:
proc.lr = proc.pc
branch_addr = utils.signExtend(signed_immed_24, 24, 30)
branch_addr = branch_addr << 2
branch_addr = utils.signValue(branch_addr)
proc.pc += 4 + branch_addr
def execute(self, proc, inst):
if not utils.checkCondition(proc, inst):
return
modes = component.getAllUtilitiesRegisteredFor(IARMLSAddressingMode)
for mode in modes:
if utils.testInstruction(mode, inst):
address = mode.getVal(proc, inst)
break
rd = utils.getBits(inst, 12, 4)
rd = 'r' + str(rd)
data = proc.readAddr(address, 2)
data = utils.signExtend(data, 16, 32)
setattr(proc, rd, data)
