[Bug libfortran/51119] MATMUL slow for large matrices

[tkoenig at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=51119

--- Comment #49 from Thomas Koenig <tkoenig at gcc dot gnu.org> ---
Author: tkoenig
Date: Sun Feb 26 13:22:43 2017
New Revision: 245745

URL: https://gcc.gnu.org/viewcvs?rev=245745&root=gcc&view=rev
Log:
2017-02-26  Thomas Koenig  <tkoenig@gcc.gnu.org>

        PR fortran/51119
        * options.c (gfc_post_options): Set default limit for matmul
        inlining to 30.
        * invoke.texi: Document change.

2017-02-26  Thomas Koenig  <tkoenig@gcc.gnu.org>

        PR fortran/51119
        * gfortran.dg/inline_matmul_1.f90: Scan optimized dump instead
        of original.
        * gfortran.dg/inline_matmul_11.f90: Likewise.
        * gfortran.dg/inline_matmul_9.f90: Likewise.
        * gfortran.dg/matmul_13.f90: New test.
        * gfortran.dg/matmul_14.f90: New test.


Added:
    trunk/gcc/testsuite/gfortran.dg/matmul_13.f90
    trunk/gcc/testsuite/gfortran.dg/matmul_14.f90
Modified:
    trunk/gcc/fortran/ChangeLog
    trunk/gcc/fortran/invoke.texi
    trunk/gcc/fortran/options.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gfortran.dg/inline_matmul_1.f90
    trunk/gcc/testsuite/gfortran.dg/inline_matmul_11.f90
    trunk/gcc/testsuite/gfortran.dg/inline_matmul_9.f90