[Bug target/78057] [7 Regression]: FAIL: gcc.target/i386/bmi-{4,5,6}.c

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78057

--- Comment #6 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Fri Oct 21 15:39:25 2016
New Revision: 241411

URL: https://gcc.gnu.org/viewcvs?rev=241411&root=gcc&view=rev
Log:
        PR target/78057
        * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
        and tree-ssanames.h.
        (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
        with INTEGER_CST argument.
        (ix86_gimple_fold_builtin): New function.
        (TARGET_GIMPLE_FOLD_BUILTIN): Define.

        * gcc.target/i386/pr78057.c: New test.

Added:
    trunk/gcc/testsuite/gcc.target/i386/pr78057.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386.c
    trunk/gcc/testsuite/ChangeLog