[Bug middle-end/68360] GCC bitfield processing code is very inefficient

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68360

--- Comment #5 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Eric Botcazou from comment #4)
> 
> it returns QImode.  If it returned SImode as on SPARC, the code would be:

SLOW_BYTE_ACCESS set to 0 is the cause there ...