[Bug rtl-optimization/89676] [7/8/9 Regression] Redundant moves for long long shift on 32bit x86

[vmakarov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89676

--- Comment #8 from Vladimir Makarov <vmakarov at gcc dot gnu.org> ---
Author: vmakarov
Date: Fri Mar 22 16:59:21 2019
New Revision: 269878

URL: https://gcc.gnu.org/viewcvs?rev=269878&root=gcc&view=rev
Log:
2019-03-22  Vladimir Makarov  <vmakarov@redhat.com>

        PR rtl-optimization/89676
        * lra-constraints.c (curr_insn_transform): Do match reload for
        early clobbers even if the match was successful.

2019-03-22  Vladimir Makarov  <vmakarov@redhat.com>

        PR rtl-optimization/89676
        * gcc.target/i386/pr89676.c: New.


Added:
    trunk/gcc/testsuite/gcc.target/i386/pr89676.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/lra-constraints.c
    trunk/gcc/testsuite/ChangeLog