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6 Commits

Author SHA1 Message Date
Thomas Schwinge
22cff118f7 Add '-Wopenacc-parallelism' 
... to diagnose potentially suboptimal choices regarding OpenACC parallelism.

Not enabled by default: too noisy ("*potentially* suboptimal choices"); see
XFAILed 'dg-bogus'es.

	gcc/c-family/
	* c.opt (Wopenacc-parallelism): New.
	gcc/fortran/
	* lang.opt (Wopenacc-parallelism): New.
	gcc/
	* omp-offload.c (oacc_validate_dims): Implement
	'-Wopenacc-parallelism'.
	* doc/invoke.texi (-Wopenacc-parallelism): Document.
	gcc/testsuite/
	* c-c++-common/goacc/diag-parallelism-1.c: New.
	* c-c++-common/goacc/acc-icf.c: Specify '-Wopenacc-parallelism',
	and match diagnostics, as appropriate.
	* c-c++-common/goacc/classify-kernels-unparallelized.c: Likewise.
	* c-c++-common/goacc/classify-kernels.c: Likewise.
	* c-c++-common/goacc/classify-parallel.c: Likewise.
	* c-c++-common/goacc/classify-routine.c: Likewise.
	* c-c++-common/goacc/classify-serial.c: Likewise.
	* c-c++-common/goacc/kernels-decompose-1.c: Likewise.
	* c-c++-common/goacc/kernels-decompose-2.c: Likewise.
	* c-c++-common/goacc/parallel-dims-1.c: Likewise.
	* c-c++-common/goacc/parallel-reduction.c: Likewise.
	* c-c++-common/goacc/pr70688.c: Likewise.
	* c-c++-common/goacc/routine-1.c: Likewise.
	* c-c++-common/goacc/routine-level-of-parallelism-2.c: Likewise.
	* c-c++-common/goacc/uninit-dim-clause.c: Likewise.
	* gfortran.dg/goacc/classify-kernels-unparallelized.f95: Likewise.
	* gfortran.dg/goacc/classify-kernels.f95: Likewise.
	* gfortran.dg/goacc/classify-parallel.f95: Likewise.
	* gfortran.dg/goacc/classify-routine.f95: Likewise.
	* gfortran.dg/goacc/classify-serial.f95: Likewise.
	* gfortran.dg/goacc/kernels-decompose-1.f95: Likewise.
	* gfortran.dg/goacc/kernels-decompose-2.f95: Likewise.
	* gfortran.dg/goacc/parallel-tree.f95: Likewise.
	* gfortran.dg/goacc/routine-4.f90: Likewise.
	* gfortran.dg/goacc/routine-level-of-parallelism-1.f90: Likewise.
	* gfortran.dg/goacc/routine-module-mod-1.f90: Likewise.
	* gfortran.dg/goacc/routine-multiple-directives-1.f90: Likewise.
	* gfortran.dg/goacc/uninit-dim-clause.f95: Likewise.
	libgomp/
	* testsuite/libgomp.oacc-c-c++-common/firstprivate-1.c: Specify
	'-Wopenacc-parallelism', and match diagnostics, as appropriate.
	* testsuite/libgomp.oacc-c-c++-common/loop-auto-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-red-w-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-red-w-2.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-w-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/mode-transitions.c:
	Likewise.
	* testsuite/libgomp.oacc-c-c++-common/par-reduction-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/par-reduction-2.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/parallel-dims.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/parallel-reduction.c:
	Likewise.
	* testsuite/libgomp.oacc-c-c++-common/pr85381-3.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/private-variables.c:
	Likewise.
	* testsuite/libgomp.oacc-c-c++-common/reduction-5.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/reduction-7.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/routine-g-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/routine-w-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/routine-wv-2.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/static-variable-1.c:
	Likewise.
	* testsuite/libgomp.oacc-fortran/optional-private.f90: Likewise.
	* testsuite/libgomp.oacc-fortran/par-reduction-2-1.f: Likewise.
	* testsuite/libgomp.oacc-fortran/par-reduction-2-2.f: Likewise.
	* testsuite/libgomp.oacc-fortran/parallel-dims.f90: Likewise.
	* testsuite/libgomp.oacc-fortran/parallel-reduction.f90: Likewise.
	* testsuite/libgomp.oacc-fortran/pr84028.f90: Likewise.
	* testsuite/libgomp.oacc-fortran/private-variables.f90: Likewise.
	* testsuite/libgomp.oacc-fortran/reduction-1.f90: Likewise.
	* testsuite/libgomp.oacc-fortran/reduction-5.f90: Likewise.
	* testsuite/libgomp.oacc-fortran/reduction-6.f90: Likewise.
	* testsuite/libgomp.oacc-fortran/routine-7.f90: Likewise.

Co-Authored-By: Nathan Sidwell <nathan@codesourcery.com>
Co-Authored-By: Tom de Vries <vries@codesourcery.com>
Co-Authored-By: Julian Brown <julian@codesourcery.com>
Co-Authored-By: Kwok Cheung Yeung <kcy@codesourcery.com>
 2021-04-26 12:32:00 +02:00
Tom de Vries
1f62d6375b [openacc] Add __builtin_goacc_parlevel_{id,size} 
2018-05-02  Tom de Vries  <tom@codesourcery.com>

	PR libgomp/82428
	* builtins.def (DEF_GOACC_BUILTIN_ONLY): Define.
	* omp-builtins.def (BUILT_IN_GOACC_PARLEVEL_ID)
	(BUILT_IN_GOACC_PARLEVEL_SIZE): New builtin.
	* builtins.c (expand_builtin_goacc_parlevel_id_size): New function.
	(expand_builtin): Call expand_builtin_goacc_parlevel_id_size.
	* doc/extend.texi (Other Builtins): Add __builtin_goacc_parlevel_id and
	__builtin_goacc_parlevel_size.

	* f95-lang.c (DEF_GOACC_BUILTIN_ONLY): Define.

	* c-c++-common/goacc/builtin-goacc-parlevel-id-size-2.c: New test.
	* c-c++-common/goacc/builtin-goacc-parlevel-id-size.c: New test.

	* testsuite/libgomp.oacc-c-c++-common/gang-static-2.c: Use
	__builtin_goacc_parlevel_{id,size}.
	* testsuite/libgomp.oacc-c-c++-common/loop-auto-1.c: Same.
	* testsuite/libgomp.oacc-c-c++-common/loop-dim-default.c: Same.
	* testsuite/libgomp.oacc-c-c++-common/loop-g-1.c: Same.
	* testsuite/libgomp.oacc-c-c++-common/loop-g-2.c: Same.
	* testsuite/libgomp.oacc-c-c++-common/loop-gwv-1.c: Same.
	* testsuite/libgomp.oacc-c-c++-common/loop-red-g-1.c: Same.
	* testsuite/libgomp.oacc-c-c++-common/loop-red-gwv-1.c: Same.
	* testsuite/libgomp.oacc-c-c++-common/loop-red-v-1.c: Same.
	* testsuite/libgomp.oacc-c-c++-common/loop-red-v-2.c: Same.
	* testsuite/libgomp.oacc-c-c++-common/loop-red-w-1.c: Same.
	* testsuite/libgomp.oacc-c-c++-common/loop-red-w-2.c: Same.
	* testsuite/libgomp.oacc-c-c++-common/loop-red-wv-1.c: Same.
	* testsuite/libgomp.oacc-c-c++-common/loop-v-1.c: Same.
	* testsuite/libgomp.oacc-c-c++-common/loop-w-1.c: Same.
	* testsuite/libgomp.oacc-c-c++-common/loop-wv-1.c: Same.
	* testsuite/libgomp.oacc-c-c++-common/parallel-dims.c: Same.
	* testsuite/libgomp.oacc-c-c++-common/routine-g-1.c: Same.
	* testsuite/libgomp.oacc-c-c++-common/routine-gwv-1.c: Same.
	* testsuite/libgomp.oacc-c-c++-common/routine-v-1.c: Same.
	* testsuite/libgomp.oacc-c-c++-common/routine-w-1.c: Same.
	* testsuite/libgomp.oacc-c-c++-common/routine-wv-1.c: Same.
	* testsuite/libgomp.oacc-c-c++-common/routine-wv-2.c: Same.
	* testsuite/libgomp.oacc-c-c++-common/tile-1.c: Same.

From-SVN: r259850
 2018-05-02 17:53:29 +00:00
Tom de Vries
8fe3ed4c10 Fix libgomp.oacc-c-c++-common/{loop-red-g-1,routine-g-1}.c for non-nvidia devices 
2017-10-05  Tom de Vries  <tom@codesourcery.com>

	* testsuite/libgomp.oacc-c-c++-common/loop-red-g-1.c (main): Remove
	vector_length(32) clause from acc parallel directive.
	* testsuite/libgomp.oacc-c-c++-common/routine-g-1.c (main): Same.

From-SVN: r253439
 2017-10-05 08:31:46 +00:00
Thomas Schwinge
6e0df3b7a8 Also test -O0 for OpenACC C, C++ offloading test cases 
libgomp/
	* testsuite/libgomp.oacc-c++/c++.exp: Set up torture testing, use
	gcc-dg-runtest.
	* testsuite/libgomp.oacc-c/c.exp: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/acc-on-device-2.c: Specify
	-fno-builtin-acc_on_device instead of -O0.
	* testsuite/libgomp.oacc-c-c++-common/acc-on-device.c: Skip for
	-O0.
	* testsuite/libgomp.oacc-c-c++-common/loop-auto-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-dim-default.c:
	Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-g-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-g-2.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-gwv-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-red-g-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-red-gwv-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-red-v-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-red-v-2.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-red-w-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-red-w-2.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-v-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-w-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-wv-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/routine-g-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/routine-gwv-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/routine-v-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/routine-w-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/routine-wv-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/kernels-alias-ipa-pta-2.c:
	Don't specify -O2.
	* testsuite/libgomp.oacc-c-c++-common/kernels-alias-ipa-pta-3.c:
	Likewise.
	* testsuite/libgomp.oacc-c-c++-common/kernels-alias-ipa-pta.c:
	Likewise.

From-SVN: r234471
 2016-03-24 22:29:55 +01:00
Nathan Sidwell
9310efbc1e loop-red-w-2.c: Correct dg-additional-options syntax. 
* testsuite/libgomp.oacc-c-c++-common/loop-red-w-2.c: Correct
	dg-additional-options syntax.
	* testsuite/libgomp.oacc-c-c++-common/loop-wv-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-gwv-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/routine-v-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-red-gwv-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/routine-gwv-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/routine-g-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-v-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-auto-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/routine-w-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/routine-wv-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-red-v-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-g-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-w-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-red-wv-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-red-v-2.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-g-2.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-red-g-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-red-w-1.c: Likewise.

From-SVN: r232017
 2015-12-31 14:07:52 +00:00
Nathan Sidwell
36fa0f5f68 routine-1.c: New. 
gcc/testsuite/
	* c-c++-common/goacc/routine-1.c: New.
	* c-c++-common/goacc/routine-2.c: New.
	* c-c++-common/goacc/routine-3.c: New.
	* c-c++-common/goacc/routine-4.c: New.
	* c-c++-common/goacc/routine-5.c: New.

	libgomp/
	* testsuite/libgomp.oacc-c-c++-common/firstprivate-1.c: New.
	* testsuite/libgomp.oacc-c-c++-common/routine-g-1.c: New.
	* testsuite/libgomp.oacc-c-c++-common/routine-gwv-1.c: New.
	* testsuite/libgomp.oacc-c-c++-common/routine-v-1.c: New.
	* testsuite/libgomp.oacc-c-c++-common/routine-w-1.c: New.
	* testsuite/libgomp.oacc-c-c++-common/routine-wv-1.c: New.

From-SVN: r230080
 2015-11-10 01:01:15 +00:00