This is the mail archive of the gcc-bugs@gcc.gnu.org mailing list for the GCC project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

[Bug fortran/79930] Potentially Missed Optimisation for MATMUL / DOT_PRODUCT


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79930

--- Comment #14 from Thomas Koenig <tkoenig at gcc dot gnu.org> ---
Author: tkoenig
Date: Mon May  8 18:22:44 2017
New Revision: 247755

URL: https://gcc.gnu.org/viewcvs?rev=247755&root=gcc&view=rev
Log:
2017-05-08  Thomas Koenig  <tkoenig@gcc.gnu.org>

        PR fortran/79930
        * frontend-passes.c (matmul_to_var_expr): New function,
        add prototype.
        (matmul_to_var_code):  Likewise.
        (optimize_namespace):  Use them from gfc_code_walker.

2017-05-08  Thomas Koenig  <tkoenig@gcc.gnu.org>

        PR fortran/79930
        * gfortran.dg/inline_transpose_1.f90:  Add
        -finline-matmul-limit=0 to options.
        * gfortran.dg/matmul_5.f90:  Likewise.
        * gfortran.dg/vect/vect-8.f90: Likewise.
        * gfortran.dg/inline_matmul_14.f90:  New test.
        * gfortran.dg/inline_matmul_15.f90:  New test.


Added:
    trunk/gcc/testsuite/gfortran.dg/inline_matmul_14.f90
    trunk/gcc/testsuite/gfortran.dg/inline_matmul_15.f90
Modified:
    trunk/gcc/fortran/ChangeLog
    trunk/gcc/fortran/frontend-passes.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gfortran.dg/inline_transpose_1.f90
    trunk/gcc/testsuite/gfortran.dg/matmul_5.f90
    trunk/gcc/testsuite/gfortran.dg/vect/vect-8.f90

Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]