Commit Graph

2 Commits

Author SHA1 Message Date
Chung-Lin Tang 2c71d454eb re PR middle-end/70895 (OpenACC: loop reduction does not work. Output is zero.)
2016-08-18  Chung-Lin Tang  <cltang@codesourcery.com>

	PR middle-end/70895
	gcc/
	* gimplify.c (omp_add_variable): Adjust/add variable mapping on
	enclosing parallel construct for reduction variables on OpenACC loop
	directives.

	gcc/testsuite/
	* gfortran.dg/goacc/loop-tree-1.f90: Add gimple scan-tree-dump test.
	* c-c++-common/goacc/reduction-1.c: Likewise.
	* c-c++-common/goacc/reduction-2.c: Likewise.
	* c-c++-common/goacc/reduction-3.c: Likewise.
	* c-c++-common/goacc/reduction-4.c: Likewise.

	libgomp/
	* testsuite/libgomp.oacc-fortran/reduction-7.f90: Add explicit
	firstprivate clauses.
	* testsuite/libgomp.oacc-fortran/reduction-6.f90: Remove explicit
	copy clauses.
	* testsuite/libgomp.oacc-c-c++-common/reduction-7.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/reduction-cplx-flt.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/reduction-flt.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/collapse-2.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-red-wv-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/collapse-4.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/loop-red-v-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/reduction-cplx-dbl.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-w-1.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/reduction-dbl.c: Likewise.

From-SVN: r239576
2016-08-18 14:46:19 +00:00
Cesar Philippidis c42cfb5ca3 re PR lto/70289 ([openacc] ICE in input_varpool_node)
gcc/
	PR lto/70289
	PR ipa/70348
	PR tree-optimization/70373
	PR middle-end/70533
	PR middle-end/70534
	PR middle-end/70535
	* gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
	clauses for acc parallel reductions as necessary.  Error on those
	that are private.
	* omp-low.c (scan_sharing_clauses): Don't install variables which
	are used in acc parallel reductions.
	(lower_rec_input_clauses): Remove dead code.
	(lower_oacc_reductions): Add support for reference reductions.
	(lower_reduction_clauses): Remove dead code.
	(lower_omp_target): Don't remap variables appearing in acc parallel
	reductions.
	* tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.

	gcc/testsuite/
	* c-c++-common/goacc/reduction-5.c: New test.
	* c-c++-common/goacc/reduction-promotions.c: New test.
	* gfortran.dg/goacc/reduction-3.f95: New test.
	* gfortran.dg/goacc/reduction-promotions.f90: New test.

	libgomp/
	* testsuite/libgomp.oacc-c-c++-common/loop-reduction-gang-np-1.c: New
	test.
	* testsuite/libgomp.oacc-c-c++-common/loop-reduction-gw-np-1.c: New
	test.
	* testsuite/libgomp.oacc-c-c++-common/loop-reduction-gwv-np-1.c: New
	test.
	* testsuite/libgomp.oacc-c-c++-common/loop-reduction-gwv-np-2.c: New
	test.
	* testsuite/libgomp.oacc-c-c++-common/loop-reduction-gwv-np-3.c: New
	test.
	* testsuite/libgomp.oacc-c-c++-common/loop-reduction-gwv-np-4.c: New
	test.
	* testsuite/libgomp.oacc-c-c++-common/loop-reduction-vector-p-1.c: New
	test.
	* testsuite/libgomp.oacc-c-c++-common/loop-reduction-vector-p-2.c: New
	test.
	* testsuite/libgomp.oacc-c-c++-common/loop-reduction-worker-p-1.c: New
	test.
	* testsuite/libgomp.oacc-c-c++-common/loop-reduction-wv-p-1.c: New test.
	* testsuite/libgomp.oacc-c-c++-common/loop-reduction-wv-p-2.c: New test.
	* testsuite/libgomp.oacc-c-c++-common/loop-reduction-wv-p-3.c: New test.
	* testsuite/libgomp.oacc-c-c++-common/par-loop-comb-reduction-1.c: New
	test.
	* testsuite/libgomp.oacc-c-c++-common/par-loop-comb-reduction-2.c: New
	test.
	* testsuite/libgomp.oacc-c-c++-common/par-loop-comb-reduction-3.c: New
	test.
	* testsuite/libgomp.oacc-c-c++-common/par-loop-comb-reduction-4.c: New
	test.
	* testsuite/libgomp.oacc-c-c++-common/par-reduction-1.c: Add test
	coverage.
	* 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: New test.
	* testsuite/libgomp.oacc-c-c++-common/pr70289.c: New test.
	* testsuite/libgomp.oacc-c-c++-common/pr70373.c: New test.
	* testsuite/libgomp.oacc-c-c++-common/reduction-1.c: Add test
	coverage.
	* testsuite/libgomp.oacc-c-c++-common/reduction-2.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/reduction-3.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/reduction-4.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/reduction-5.c: Likewise.
	* testsuite/libgomp.oacc-c-c++-common/reduction-6.c: New test.
	* testsuite/libgomp.oacc-c-c++-common/reduction.h: New test.
	* testsuite/libgomp.oacc-fortran/parallel-reduction.f90: New test.
	* testsuite/libgomp.oacc-fortran/pr70289.f90: New test.
	* testsuite/libgomp.oacc-fortran/reduction-1.f90: Add test coverage.
	* testsuite/libgomp.oacc-fortran/reduction-2.f90: Likewise.
	* testsuite/libgomp.oacc-fortran/reduction-3.f90: Likewise.
	* testsuite/libgomp.oacc-fortran/reduction-4.f90: Likewise.
	* testsuite/libgomp.oacc-fortran/reduction-5.f90: Likewise.
	* testsuite/libgomp.oacc-fortran/reduction-6.f90: Likewise.
	* testsuite/libgomp.oacc-fortran/reduction-7.f90: New test.

From-SVN: r234840
2016-04-08 14:09:47 -07:00