def i_BFC(i, fmap):
cond, dest, lsb, size = __pre(i, fmap)
src = fmap(dest)
result = composer([src[0:lsb], cst(0, size), src[lsb + size:src.size]])
fmap[dest] = tst(cond, result, fmap(dest))
if dest is pc:
raise InstructionError(i)
def i_BFI(i,fmap):
cond,dest,src,lsb,size = __pre(i,fmap)
src = fmap(src)
result = composer([dest[0:lsb],src[lsb,lsb+size],dest[lsb+size:dest.size]])
fmap[dest] = stst(cond,result,fmap(dest))
if dest is pc:
raise InstructionError(i)
def __check_state(i, fmap):
address = fmap(pc)
if address.bit(0) == 1:
internals['isetstate'] = 1
elif address.bit(1) == 0:
internals['isetstate'] = 0
else:
if address._is_cst:
raise InstructionError(i)
else:
logger.verbose(
'impossible to check isetstate (ARM/Thumb) until pc is cst')
def i_SMC(i, fmap):
raise InstructionError(i)