[Bug target/98303] cmov seems not to swap condition during RA

pinskia at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Sat Sep 18 22:29:25 GMT 2021


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98303

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
     Ever confirmed|0                           |1
           Severity|normal                      |enhancement
            Summary|[x86] Bad register          |cmov seems not to swap
                   |allocation when reproducing |condition during RA
                   |assembly code               |
   Last reconfirmed|                            |2021-09-18

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
This is the case where register allocator and cmov's (and 2 operands) don't get
along.


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