[Bug target/70086] [6 Regression] ICE: in extract_constrain_insn_cached, at recog.c:2202 (insn does not satisfy its constraints) with -mavx512vl -ffloat-store

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70086

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Wed Mar  9 20:06:59 2016
New Revision: 234091

URL: https://gcc.gnu.org/viewcvs?rev=234091&root=gcc&view=rev
Log:
        PR target/70086
        * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
        instead of gen_sse2_loadlpd.
        * config/i386/sse.md (*vec_concatv2df): Rename to...
        (vec_concatv2df): ... this.

        * gcc.target/i386/pr70086-1.c: New test.
        * gcc.target/i386/pr70086-2.c: New test.
        * gcc.target/i386/pr70086-3.c: New test.

Added:
    trunk/gcc/testsuite/gcc.target/i386/pr70086-1.c
    trunk/gcc/testsuite/gcc.target/i386/pr70086-2.c
    trunk/gcc/testsuite/gcc.target/i386/pr70086-3.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386.md
    trunk/gcc/config/i386/sse.md
    trunk/gcc/testsuite/ChangeLog