def _op_fgeneric_Round(self, args):
if self._vector_size is not None:
rm = {
'RM': claripy.fp.RM.RM_TowardsNegativeInf,
'RP': claripy.fp.RM.RM_TowardsPositiveInf,
'RN': claripy.fp.RM.RM_NearestTiesEven,
'RZ': claripy.fp.RM.RM_TowardsZero,
}[self._rounding_mode]
rounded = []
for i in reversed(range(self._vector_count)):
#pylint:disable=no-member
left = claripy.Extract((i + 1) * self._vector_size - 1,
i * self._vector_size,
args[0]).raw_to_fp()
rounded.append(claripy.fpToSBV(rm, left, self._vector_size))
return claripy.Concat(*rounded)
else:
# note: this a bad solution because it will cut off high values
# TODO: look into fixing this
rm = self._translate_rm(args[0])
rounded_bv = claripy.fpToSBV(rm, args[1].raw_to_fp(),
args[1].length)
return claripy.fpToFP(claripy.fp.RM.RM_NearestTiesEven, rounded_bv,
claripy.fp.FSort.from_size(args[1].length))
def _op_fp_to_int(self, args):
rm = self._translate_rm(args[0])
arg = args[1].raw_to_fp()
if self._to_signed == 'S':
return claripy.fpToSBV(rm, arg, self._to_size)
else:
return claripy.fpToUBV(rm, arg, self._to_size)
def _op_fp_to_int(self, args):
rm = self._translate_rm(args[0])
arg = args[1].raw_to_fp()
if self._to_signed == 'S':
return claripy.fpToSBV(rm, arg, self._to_size)
else:
return claripy.fpToUBV(rm, arg, self._to_size)
def _op_fgeneric_Round(self, args):
if self._vector_size is not None:
rm = {
'RM': claripy.fp.RM_RTN,
'RP': claripy.fp.RM_RTP,
'RN': claripy.fp.RM_RNE,
'RZ': claripy.fp.RM_RTZ,
}[self._rounding_mode]
rounded = []
for i in reversed(range(self._vector_count)):
left = claripy.Extract((i+1) * self._vector_size - 1,
i * self._vector_size,
args[0]).raw_to_fp()
rounded.append(claripy.fpToSBV(rm, left, self._vector_size))
return claripy.Concat(*rounded)
else:
# note: this a bad solution because it will cut off high values
# TODO: look into fixing this
rm = self._translate_rm(args[0])
rounded_bv = claripy.fpToSBV(rm, args[1].raw_to_fp(), args[1].length)
return claripy.fpToFP(claripy.fp.RM_RNE, rounded_bv, claripy.FSort.from_size(args[1].length))
def _op_fgeneric_Round(self, args):
if self._vector_size is not None:
rm = {
'RM': claripy.fp.RM_RTN,
'RP': claripy.fp.RM_RTP,
'RN': claripy.fp.RM_RNE,
'RZ': claripy.fp.RM_RTZ,
}[self._rounding_mode]
rounded = []
for i in reversed(range(self._vector_count)):
left = claripy.Extract((i + 1) * self._vector_size - 1,
i * self._vector_size,
args[0]).raw_to_fp()
rounded.append(claripy.fpToSBV(rm, left, self._vector_size))
return claripy.Concat(*rounded)
else:
# note: this a bad solution because it will cut off high values
# TODO: look into fixing this
rm = self._translate_rm(args[0])
rounded_bv = claripy.fpToSBV(rm, args[1].raw_to_fp(),
args[1].length)
return claripy.fpToFP(claripy.fp.RM_RNE, rounded_bv,
claripy.FSort.from_size(args[1].length))
def _compute_fp_to_int(self, rm, arg, to_size):
if self._to_signed == 'S':
return claripy.fpToSBV(rm, arg, to_size)
else:
return claripy.fpToUBV(rm, arg, to_size)