[Bug rtl-optimization/57878] Incorrect code: live register clobbered in split2

[amonakov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57878

--- Comment #4 from Alexander Monakov <amonakov at gcc dot gnu.org> ---
Author: amonakov
Date: Tue Sep 19 10:16:20 2017
New Revision: 252972

URL: https://gcc.gnu.org/viewcvs?rev=252972&root=gcc&view=rev
Log:
lra: make reload_pseudo_compare_func a proper comparator

        PR rtl-optimization/57878
        PR rtl-optimization/68988
        * lra-assigns.c (reload_pseudo_compare_func): Remove fragmentation
        avoidance test involving non_reload_pseudos.  Move frequency test
        below the general fragmentation avoidance test.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/lra-assigns.c