[Bug bootstrap/68404] [6 Regression] PGO/LTO bootstrap failure on ppc64le

[meissner at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68404

--- Comment #23 from Michael Meissner <meissner at gcc dot gnu.org> ---
Author: meissner
Date: Tue Feb  9 22:31:31 2016
New Revision: 233255

URL: https://gcc.gnu.org/viewcvs?rev=233255&root=gcc&view=rev
Log:
[gcc]
2016-02-09  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/68404
        * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
        an ADDIS that adds a pointer to a large constant that sets the
        upper16 bits with a load operation.

[gcc/testsuite]
2016-02-09  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/68404
        * gcc.target/powerpc/fusion.c: Rewrite test to use TOC fusion
        instead accessing a really large arrray.
        * gcc.target/powerpc/fusion3.c: Likewise.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/rs6000/predicates.md
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.target/powerpc/fusion.c
    trunk/gcc/testsuite/gcc.target/powerpc/fusion3.c