[Bug rtl-optimization/70478] [LRA] S/390: Performance regression - superfluous stack frame

[vmakarov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70478

--- Comment #11 from Vladimir Makarov <vmakarov at gcc dot gnu.org> ---
Author: vmakarov
Date: Tue Apr 11 19:39:59 2017
New Revision: 246854

URL: https://gcc.gnu.org/viewcvs?rev=246854&root=gcc&view=rev
Log:
2017-04-11  Vladimir Makarov  <vmaka...@redhat.com>

        PR rtl-optimization/70478
        * lra-constraints.c (process_alt_operands): Check memory for
        disfavoring memory insn operand.


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