[Bug target/53712] Does not combine unaligned load with _mm_cmpistri, redundant instruction at -O0

[uros at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53712

--- Comment #5 from uros at gcc dot gnu.org 2012-06-18 18:41:31 UTC ---
Author: uros
Date: Mon Jun 18 18:41:25 2012
New Revision: 188753

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=188753
Log:
    PR target/53712
    * config/i386/sse.md (*sse4_2_pcmpestr_unaligned): New.
    (*sse4_2_pcmpistr_unaligned): New.

testsuite/ChangeLog:

    PR target/53712
    * gcc.target/i386/pr53712.c: New test.


Added:
    trunk/gcc/testsuite/gcc.target/i386/pr53712.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/sse.md
    trunk/gcc/testsuite/ChangeLog