[Bug target/56028] Splitting a 64-bit volatile store

[uros at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56028

--- Comment #13 from uros at gcc dot gnu.org 2013-01-22 20:58:45 UTC ---
Author: uros
Date: Tue Jan 22 20:58:37 2013
New Revision: 195386

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195386
Log:
    PR target/56028
    * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
    alternative to (o,r).
    (*movdi_internal_rex64): Remove (!o,n) alternative.
    (DImode immediate->memory splitter): Remove.
    (DImode immediate->memory peephole2): Remove.
    (movtf): Enable for TARGET_64BIT || TARGET_SSE.
    (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
    alternative to (!o,*r).
    (*movtf_internal_sse): New pattern.
    (*movxf_internal_rex64): New pattern.
    (*movxf_internal): Disable for TARGET_64BIT.
    (*movdf_internal_rex64): Remove (!o,F) alternative.

testsuite/ChangeLog:

2012-01-22  Uros Bizjak  <ubizjak@gmail.com>

    PR target/56028
    * gcc.target/i386/pr56028.c: New test.


Added:
    trunk/gcc/testsuite/gcc.target/i386/pr56028.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386.md
    trunk/gcc/testsuite/ChangeLog