Lines Matching refs:mask
116 mask = self.mask_bw
120 self.bytes[bp] &= ~mask
122 self.bytes[bp] |= mask
191 mask = 0xffffff >> bits
192 val = self.low + mask
199 val = val & ~mask
203 if val + mask >= high:
205 mask >>= 1
206 val = ((self.low + mask) & 0x00ffffff) & ~mask
230 mask = 0x80
233 if val & mask == 0:
234 self.bytes[self.bp] &= ~mask
236 self.bytes[self.bp] |= mask
238 mask >>= 1