[Bug rtl-optimization/87761] [9 regression][MIPS] New FAIL: gcc.target/mips/fix-r4000-10.c -O1 start with r265398

[law at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87761

--- Comment #17 from Jeffrey A. Law <law at gcc dot gnu.org> ---
Author: law
Date: Fri Mar 22 18:14:56 2019
New Revision: 269880

URL: https://gcc.gnu.org/viewcvs?rev=269880&root=gcc&view=rev
Log:
        PR rtl-optimization/87761
        * config/mips/mips-protos.h (mips_split_move): Add new argument.
        (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
        (mips_split_move): Accept new INSN argument.  Try to forward SRC
        into the next instruction.
        (mips_split_move_insn): Pass INSN through to mips_split_move.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/mips/mips-protos.h
    trunk/gcc/config/mips/mips.c