[Bug rtl-optimization/86627] [6/7/8/9 Regression] Signed 128-bit division by 2 no longer expanded to RTL

[amonakov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86627

Alexander Monakov <amonakov at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|Inefficient division of     |[6/7/8/9 Regression] Signed
                   |128-bit ints by small       |128-bit division by 2 no
                   |constant integers           |longer expanded to RTL

--- Comment #3 from Alexander Monakov <amonakov at gcc dot gnu.org> ---
Hm, actually on gcc-5 branch it changed between 5.4 (direct RTL) and 5.5
(__divti3 libcall).