tree ae2fbfb33c70285282cfb070d9e78e492cc30557
parent 7999363961dc6feeb0976cc6d85ea91a120d0e1d
author Andrew Stubbs <ams@codesourcery.com> 1601047367 +0100
committer Thomas Schwinge <thomas@codesourcery.com> 1623325033 +0200

OpenACC: Separate enter/exit data ABIs

Move the OpenACC enter and exit data directives from using a single builtin to
having one each.  For most purposes it was easy to tell which was which, from
the clauses given, but it's overhead we can easily avoid, and there may be
future uses where that isn't possible.

	gcc/
	* omp-builtins.def (BUILT_IN_GOACC_ENTER_EXIT_DATA): Split into...
	(BUILT_IN_GOACC_ENTER_DATA, BUILT_IN_GOACC_EXIT_DATA): ... these.
	* gimple.h (enum gf_mask): Split
	'GF_OMP_TARGET_KIND_OACC_ENTER_EXIT_DATA' into
	'GF_OMP_TARGET_KIND_OACC_ENTER_DATA' and
	'GF_OMP_TARGET_KIND_OACC_EXIT_DATA'.
	(is_gimple_omp_oacc): Update.
	* gimple-pretty-print.c (dump_gimple_omp_target): Likewise.
	* gimplify.c (gimplify_omp_target_update): Likewise.
	* omp-expand.c (expand_omp_target, build_omp_regions_1)
	(omp_make_gimple_edges): Likewise.
	* omp-low.c (check_omp_nesting_restrictions, lower_omp_target):
	Likewise.
	gcc/testsuite/
	* c-c++-common/goacc-gomp/nesting-fail-1.c: Adjust patterns.
	* c-c++-common/goacc/finalize-1.c: Likewise.
	* c-c++-common/goacc/mdc-1.c: Likewise.
	* c-c++-common/goacc/nesting-fail-1.c: Likewise.
	* c-c++-common/goacc/struct-enter-exit-data-1.c: Likewise.
	* gfortran.dg/goacc/attach-descriptor.f90: Likewise.
	* gfortran.dg/goacc/finalize-1.f: Likewise.
	* gfortran.dg/goacc/mapping-tests-3.f90: Likewise.
	libgomp/
	* libgomp.map (GOACC_2.0.2): New symbol version.
	* libgomp_g.h (GOACC_enter_data, GOACC_exit_data) New prototypes.
	* oacc-mem.c (GOACC_enter_data, GOACC_exit_data) New functions.

Co-Authored-By: Thomas Schwinge <thomas@codesourcery.com>