[Bug rtl-optimization/81803] [7/8 regression] miscompilation at -O1 on mips64el

[ebotcazou at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81803

--- Comment #21 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
Author: ebotcazou
Date: Tue Nov  7 07:44:58 2017
New Revision: 254488

URL: https://gcc.gnu.org/viewcvs?rev=254488&root=gcc&view=rev
Log:
        PR rtl-optimization/81803
        * lra-constraints.c (curr_insn_transform): Also reload the whole
        register for a strict subreg no wider than a word if this is for
        a WORD_REGISTER_OPERATIONS target.

Modified:
    branches/gcc-7-branch/gcc/ChangeLog
    branches/gcc-7-branch/gcc/lra-constraints.c