[Bug rtl-optimization/88349] [9 regression][MIPS] Redundant store instructions generated start with r266385

[vmakarov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88349

--- Comment #2 from Vladimir Makarov <vmakarov at gcc dot gnu.org> ---
Author: vmakarov
Date: Fri Dec  7 16:08:17 2018
New Revision: 266894

URL: https://gcc.gnu.org/viewcvs?rev=266894&root=gcc&view=rev
Log:
2018-12-07  Vladimir Makarov  <vmaka...@redhat.com>

        PR rtl-optimization/88349
        * ira-costs.c (record_operand_costs): Check bigger reg class on
        NO_REGS.

2018-12-07  Vladimir Makarov  <vmaka...@redhat.com>

        PR rtl-optimization/88349
        * gcc.target/mips/pr88349.c: New.


Added:
    trunk/gcc/testsuite/gcc.target/mips/pr88349.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/ira-costs.c
    trunk/gcc/testsuite/ChangeLog