https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52345
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |ASSIGNED
Assignee|unassigned at gcc dot gnu.org |pinskia at gcc dot
gnu.org
--- Comment #5 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
// (a | zero_one) != 0 -> a!=0 | zero_one
(simplify
(ne (bit_ior:c @1 zero_one_value_p@2) integer_zerop@3)
(bit_ior (convert @1) (ne @2 @3)))
// (a & zero_one) != 0 -> a==0 & (zero_one^1)
(simplify
(eq (bit_and:c @1 zero_one_value_p@2) integer_zerop@3)
(bit_and
(convert (bit_xor @1 { build_one_cst (TREE_TYPE (@1)); } ))
(ne @2 @3)))
Similar to:
https://gcc.gnu.org/pipermail/gcc-patches/2023-September/630651.html
