[Bug target/85073] [x86] extra check after BLSR

[uros at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85073

--- Comment #1 from uros at gcc dot gnu.org ---
Author: uros
Date: Mon Mar 26 19:26:19 2018
New Revision: 258864

URL: https://gcc.gnu.org/viewcvs?rev=258864&root=gcc&view=rev
Log:
        PR target/85073
        * config/i386/i386.md (*bmi_blsr_<mode>_cmp): New insn pattern.
        (*bmi_blsr_<mode>_ccz): Ditto.

testsuite/ChangeLog:

        PR target/85073
        * gcc.target/i386/pr85073.c: New test.


Added:
    trunk/gcc/testsuite/gcc.target/i386/pr85073.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386.md
    trunk/gcc/testsuite/ChangeLog