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[Bug target/50788] [4.7 Regression] ICE: in merge_overlapping_regs, at regrename.c:318 with -mavx -fpeel-loops -fstack-protector-all and __builtin_ia32_maskloadpd256


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50788

--- Comment #10 from uros at gcc dot gnu.org 2011-10-23 14:18:13 UTC ---
Author: uros
Date: Sun Oct 23 14:18:08 2011
New Revision: 180335

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=180335
Log:
    PR target/50788
    * config/i386/sse.md (avx2_maskload<ssemodesuffix><avxsizesuffix>):
    Remove (match_dup 0).
    (*avx2_maskload<ssemodesuffix><avxsizesuffix>): New insn pattern.
    (*avx_maskload<ssemodesuffix><avxsizesuffix>): Ditto.
    (*avx2_maskstore<ssemodesuffix><avxsizesuffix>): Ditto.
    (*avx_maskstore<ssemodesuffix><avxsizesuffix>): Ditto.
    (*avx2_maskmov<ssemodesuffix><avxsizesuffix>): Remove insn pattern.
    (*avx_maskmov<ssemodesuffix><avxsizesuffix>): Ditto.

testsuite/ChangeLog:

2011-10-23  Uros Bizjak  <ubizjak@gmail.com>

    PR target/50788
    * testsuite/gcc.target/i386/pr50788.c: New test.


Added:
    trunk/gcc/testsuite/gcc.target/i386/pr50788.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/sse.md
    trunk/gcc/testsuite/ChangeLog


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