[Bug target/65569] Fix for PR target/65240 causes a regression in building Spec for power4/power5/power6

[meissner at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65569

--- Comment #3 from Michael Meissner <meissner at gcc dot gnu.org> ---
Author: meissner
Date: Thu Mar 26 04:07:21 2015
New Revision: 221683

URL: https://gcc.gnu.org/viewcvs?rev=221683&root=gcc&view=rev
Log:
2015-03-25  Michael Meissner  <meissner@linux.vnet.ibm.com>

    PR target/65569
    * config/rs6000/rs6000.md (extenddftf2_fprs): On VSX systems use
    XXLXOR to create 0.0.  On pre-VSX systems make sure the constant
    0.0 is correctly setup.
    (extenddftf2_internal): Likewise.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/rs6000/rs6000.md