[Bug target/70322] STV doesn't optimize andn

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70322

--- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Fri Dec  2 16:28:41 2016
New Revision: 243195

URL: https://gcc.gnu.org/viewcvs?rev=243195&root=gcc&view=rev
Log:
        PR target/70322
        * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle
        NOT.
        (dimode_scalar_chain::compute_convert_gain): Likewise.
        (dimode_scalar_chain::convert_insn): Likewise.
        * config/i386/i386.md (*one_cmpldi2_doubleword): New
        define_insn_and_split.
        (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.

        * gcc.target/i386/pr70322-1.c: New test.
        * gcc.target/i386/pr70322-2.c: New test.
        * gcc.target/i386/pr70322-3.c: New test.

Added:
    trunk/gcc/testsuite/gcc.target/i386/pr70322-1.c
    trunk/gcc/testsuite/gcc.target/i386/pr70322-2.c
    trunk/gcc/testsuite/gcc.target/i386/pr70322-3.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386.c
    trunk/gcc/config/i386/i386.md
    trunk/gcc/testsuite/ChangeLog