On 02/07/2012 08:37 AM, Uros Bizjak wrote: > On Tue, Feb 7, 2012 at 1:59 PM, Uros Bizjak <ubiz...@gmail.com> wrote: > >> Attached patch declares CCZmode compatible with CCGOC, CCGO and CCNO modes. > > Actually, CCZ mode is not compatible with CCNO mode, since the later > only declares that overflow flag is not set. CCGOC and CCGO declare > garbage in overflow (and carry in case of CCGOC) flag, so implicitly > declare that CCZ flag is valid. Following this reasoning, CCZ mode > should be compatible with CCGOC and CCGO modes.
We should probably fix this confusion by renaming the modes so that they're all positive: CCNO -> CCCSZ CCGC -> CCOSZ CCGOC -> CCSZ r~
