[Bug rtl-optimization/64317] [5 Regression] Ineffective allocation of PIC base register

[vmakarov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64317

--- Comment #16 from Vladimir Makarov <vmakarov at gcc dot gnu.org> ---
Author: vmakarov
Date: Fri Feb 27 22:02:05 2015
New Revision: 221070

URL: https://gcc.gnu.org/viewcvs?rev=221070&root=gcc&view=rev
Log:
2015-02-27  Vladimir Makarov  <vmakarov@redhat.com>

    PR target/64317
    * params.def (PARAM_LRA_INHERITANCE_EBB_PROBABILITY_CUTOFF): New.
    * params.h (LRA_INHERITANCE_EBB_PROBABILITY_CUTOFF): New.
    * lra-constraints.c: Include "params.h".
    (EBB_PROBABILITY_CUTOFF): Use
    LRA_INHERITANCE_EBB_PROBABILITY_CUTOFF.
    (lra_inheritance): Use '<' instead of '<=' for
    EBB_PROBABILITY_CUTOFF.
    * doc/invoke.texi (lra-inheritance-ebb-probability-cutoff):
    Document change.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/doc/invoke.texi
    trunk/gcc/lra-constraints.c
    trunk/gcc/params.def
    trunk/gcc/params.h