[Bug middle-end/69921] Switch OpenACC kernels number of gangs from "decide at run time" to "decide at compile time"

[tschwinge at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69921

--- Comment #2 from Thomas Schwinge <tschwinge at gcc dot gnu.org> ---
Author: tschwinge
Date: Fri May 12 09:18:34 2017
New Revision: 247957

URL: https://gcc.gnu.org/viewcvs?rev=247957&root=gcc&view=rev
Log:
[PR middle-end/69921] Use "oacc kernels parallelized" attribute for
parallelized OpenACC kernels

        gcc/
        PR middle-end/69921
        * tree-parloops.c (create_parallel_loop): Set "oacc kernels
        parallelized" attribute for parallelized OpenACC kernels.
        * omp-offload.c (execute_oacc_device_lower): Use it.
        gcc/testsuite/
        * c-c++-common/goacc/classify-kernels-unparallelized.c: Adjust.
        * c-c++-common/goacc/classify-kernels.c: Likewise.
        * c-c++-common/goacc/kernels-counter-vars-function-scope.c:
        Likewise.
        * c-c++-common/goacc/kernels-double-reduction-n.c: Likewise.
        * c-c++-common/goacc/kernels-double-reduction.c: Likewise.
        * c-c++-common/goacc/kernels-loop-2.c: Likewise.
        * c-c++-common/goacc/kernels-loop-3.c: Likewise.
        * c-c++-common/goacc/kernels-loop-g.c: Likewise.
        * c-c++-common/goacc/kernels-loop-mod-not-zero.c: Likewise.
        * c-c++-common/goacc/kernels-loop-n.c: Likewise.
        * c-c++-common/goacc/kernels-loop-nest.c: Likewise.
        * c-c++-common/goacc/kernels-loop.c: Likewise.
        * c-c++-common/goacc/kernels-one-counter-var.c: Likewise.
        * c-c++-common/goacc/kernels-reduction.c: Likewise.
        * gfortran.dg/goacc/classify-kernels-unparallelized.f95: Likewise.
        * gfortran.dg/goacc/classify-kernels.f95: Likewise.
        * gfortran.dg/goacc/kernels-loop-2.f95: Likewise.
        * gfortran.dg/goacc/kernels-loop-data-2.f95: Likewise.
        * gfortran.dg/goacc/kernels-loop-data-enter-exit-2.f95: Likewise.
        * gfortran.dg/goacc/kernels-loop-data-enter-exit.f95: Likewise.
        * gfortran.dg/goacc/kernels-loop-data-update.f95: Likewise.
        * gfortran.dg/goacc/kernels-loop-data.f95: Likewise.
        * gfortran.dg/goacc/kernels-loop-n.f95: Likewise.
        * gfortran.dg/goacc/kernels-loop.f95: Likewise.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/omp-offload.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/c-c++-common/goacc/classify-kernels-unparallelized.c
    trunk/gcc/testsuite/c-c++-common/goacc/classify-kernels.c
   
trunk/gcc/testsuite/c-c++-common/goacc/kernels-counter-vars-function-scope.c
    trunk/gcc/testsuite/c-c++-common/goacc/kernels-double-reduction-n.c
    trunk/gcc/testsuite/c-c++-common/goacc/kernels-double-reduction.c
    trunk/gcc/testsuite/c-c++-common/goacc/kernels-loop-2.c
    trunk/gcc/testsuite/c-c++-common/goacc/kernels-loop-3.c
    trunk/gcc/testsuite/c-c++-common/goacc/kernels-loop-g.c
    trunk/gcc/testsuite/c-c++-common/goacc/kernels-loop-mod-not-zero.c
    trunk/gcc/testsuite/c-c++-common/goacc/kernels-loop-n.c
    trunk/gcc/testsuite/c-c++-common/goacc/kernels-loop-nest.c
    trunk/gcc/testsuite/c-c++-common/goacc/kernels-loop.c
    trunk/gcc/testsuite/c-c++-common/goacc/kernels-one-counter-var.c
    trunk/gcc/testsuite/c-c++-common/goacc/kernels-reduction.c
    trunk/gcc/testsuite/gfortran.dg/goacc/classify-kernels-unparallelized.f95
    trunk/gcc/testsuite/gfortran.dg/goacc/classify-kernels.f95
    trunk/gcc/testsuite/gfortran.dg/goacc/kernels-loop-2.f95
    trunk/gcc/testsuite/gfortran.dg/goacc/kernels-loop-data-2.f95
    trunk/gcc/testsuite/gfortran.dg/goacc/kernels-loop-data-enter-exit-2.f95
    trunk/gcc/testsuite/gfortran.dg/goacc/kernels-loop-data-enter-exit.f95
    trunk/gcc/testsuite/gfortran.dg/goacc/kernels-loop-data-update.f95
    trunk/gcc/testsuite/gfortran.dg/goacc/kernels-loop-data.f95
    trunk/gcc/testsuite/gfortran.dg/goacc/kernels-loop-n.f95
    trunk/gcc/testsuite/gfortran.dg/goacc/kernels-loop.f95
    trunk/gcc/tree-parloops.c