class DivInputData(FUBaseData):
- regspec = [('INT', 'ra', '0:63'), # RA
- ('INT', 'rb', '0:63'), # RB/immediate
- ('XER', 'xer_so', '32'), ] # XER bit 32: SO
-
def __init__(self, pspec):
super().__init__(pspec, False)
# convenience
self.a, self.b = self.ra, self.rb
+ @property
+ def regspec(self):
+ return [('INT', 'ra', self.intrange), # RA
+ ('INT', 'rb', self.intrange), # RB/immediate
+ ('XER', 'xer_so', '32'), ] # XER bit 32: SO
+
# output stage shared between div and mul: like ALUOutputData but no CA/32
class DivMulOutputData(FUBaseData):
- regspec = [('INT', 'o', '0:63'),
- ('CR', 'cr_a', '0:3'),
- ('XER', 'xer_ov', '33,44'), # bit0: ov, bit1: ov32
- ('XER', 'xer_so', '32')]
def __init__(self, pspec):
super().__init__(pspec, True)
# convenience
self.cr0 = self.cr_a
+ @property
+ def regspec(self):
+ return [('INT', 'o', self.intrange),
+ ('CR', 'cr_a', '0:3'),
+ ('XER', 'xer_ov', '33,44'), # bit0: ov, bit1: ov32
+ ('XER', 'xer_so', '32')]
+
class DivPipeKindConfigBase:
def __init__(self,