[Bug target/87079] nios2 optimization for size - case of regression relatively to 5.3.0

[sandra at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87079

--- Comment #2 from sandra at gcc dot gnu.org ---
Author: sandra
Date: Sat Nov  3 18:12:44 2018
New Revision: 265770

URL: https://gcc.gnu.org/viewcvs?rev=265770&root=gcc&view=rev
Log:
2018-11-03  Sandra Loosemore  <san...@codesourcery.com>

        PR target/87079

        gcc/
        * config/nios2/nios2.c (nios2_rtx_costs): Recognize <mul>sidi3
        pattern.

        gcc/testsuite/
        * gcc.target/nios2/pr87079-1.c: New.    
        * gcc.target/nios2/pr87079-2.c: New.    

Added:
    trunk/gcc/testsuite/gcc.target/nios2/pr87079-1.c
    trunk/gcc/testsuite/gcc.target/nios2/pr87079-2.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/nios2/nios2.c
    trunk/gcc/testsuite/ChangeLog