path: root/gcc/fortran/ChangeLog.gomp

2017-05-14  Thomas Schwinge  <thomas@codesourcery.com>

	* openmp.c (OACC_KERNELS_CLAUSES)
	(OACC_KERNELS_CLAUSE_DEVICE_TYPE_MASK): Add
	"OMP_CLAUSE_NUM_GANGS", "OMP_CLAUSE_NUM_WORKERS",
	"OMP_CLAUSE_VECTOR_LENGTH".

2017-05-04  Cesar Philippidis  <cesar@codesourcery.com>

	* gfortran.h (gfc_omp_clauses): Add if_present member.
	* openmp.c (enum omp_mask2): Add OMP_CLAUSE_IF_PRESENT.
	(gfc_match_omp_clauses): Handle it.
	(OACC_UPDATE_CLAUSES): Add OMP_CLAUSE_IF_PRESENT.
	* trans-openmp.c (gfc_trans_omp_clauses_1): Generate an omp clause for
	if_present.

2017-05-01  Cesar Philippidis  <cesar@codesourcery.com>

	* gfortran.h (enum oacc_function): Add OACC_FUNCTION_AUTO.
	* openmp.c (gfc_oacc_routine_dims): Return OACC_FUNCTION_AUTO when no
	parallelism was detected.
	(gfc_match_oacc_routine): Emit a warning when the user doesn't
	supply a gang, worker, vector or seq clause to an OpenACC routine
	construct.
	(resolve_oacc_loop_blocks): Emit an error on orphan OpenACC
	gang reductions.

2017-04-27  Cesar Philippidis  <cesar@codesourcery.com>

	* openmp.c (gfc_match_oacc_routine): Don't match OpenACC routines
	when the current function failed to parse due to a syntax error.

2017-04-19  Cesar Philippidis  <cesar@codesourcery.com>

	* trans-decl.c (add_clause): Populate sym->backend_decl so that it
	can be used to determine if two symbols are unique.
	* trans-openmp.c (gfc_trans_oacc_executable_directive): Use
	GOMP_MAP_ALWAYS_POINTER for fortran allocatable pointers.
	* trans-stmt.c (gfc_trans_allocate): Call
	gfc_trans_oacc_declare_allocate for declared allocatable pointers.
	(gfc_trans_deallocate): Likewise.

2017-04-13  Chung-Lin Tang  <cltang@codesourcery.com>

	* openmp.c (enum omp_mask2):
	Remove OMP_CLAUSE_PRESENT_OR_COPY/COPYIN/COPYOUT/CREATE.
	(gfc_match_omp_clauses): Remove FORCE flag from OpenACC OMP_MAP_* cases,
	adjust and remove PRESENT_OR_ values.
	(OACC_PARALLEL_CLAUSES): Remove OMP_CLAUSE_PRESENT_OR_*.
	(OACC_KERNELS_CLAUSES): Likewise.
	(OACC_DATA_CLAUSES): Likewise.
	(OACC_DECLARE_CLAUSES): Likewise.
	(OACC_ENTER_DATA_CLAUSES): Likewise.

2017-04-07  Thomas Schwinge  <thomas@codesourcery.com>

	* gfortran.h (enum gfc_omp_default_sharing): Add
	"OMP_DEFAULT_PRESENT".
	* dump-parse-tree.c (show_omp_clauses): Handle it.
	* openmp.c (gfc_match_omp_clauses): Likewise.
	* trans-openmp.c (gfc_trans_omp_clauses_1): Likewise.

2017-04-05  Cesar Philippidis  <cesar@codesourcery.com>

	* gfortran.h (enum gfc_omp_map_op): Add OMP_MAP_DECLARE_ALLOCATE,
	OMP_MAP_DECLARE_DEALLOCATE.
	* openmp.c (gfc_match_oacc_declare): Add support for OMP_MAP_ALLOC and
	OMP_MAP_TO, as those match the OpenACC 2.5 semantics.
	* trans-array.c (gfc_array_allocate): Call
	gfc_trans_oacc_declare_allocate for decls with oacc_decalre_create
	attributes set.
	(gfc_array_deallocate): Likewise.
	* trans-decl.c (add_attributes_to_decl): Enable lowering of OpenACC
	declared create, copyin and deviceptr clauses.
	(add_clause): Don't duplicate OpenACC declare clauses.
	(find_module_oacc_declare_clauses): Relax oacc_declare_create to
	OMP_MAP_ALLOC, and oacc_declare_copying to OMP_MAP_TO.  This matches
	the OpenACC 2.5 semantics.
	* trans-openmp.c (gfc_trans_omp_clauses_1): Handle
	OMP_MAP_DECLARE_{ALLOCATE,DEALLOCATE}.
	(gfc_trans_oacc_declare_allocate): New function.
	* trans-stmt.h: Declare gfc_trans_oacc_declare_allocate.

2017-03-31  Cesar Philippidis  <cesar@codesourcery.com>

	* gfortran.h (struct gfc_omp_clauses): Add bind_name member.
	* match.c (gfc_match_call_name): New function.
	(gfc_match_call): Break out function name parsing to
	gfc_match_call_name.  Call it.
	* match.h (gfc_match_call_named): Declare.
	* openmp.c (gfc_match_oacc_bind_clause): New function.
	(gfc_match_omp_clauses): Call it to parse the bind clause.
	* trans-openmp.c (gfc_trans_omp_clauses_1): Lower OMP_CLAUSE_BIND.
	Update handling of subarrays with derived types elements.

2017-03-15  Cesar Philippidis  <cesar@codesourcery.com>

	Backport from trunk:
	2016-11-10  Jakub Jelinek  <jakub@redhat.com>

	* openmp.c (gfc_free_omp_clauses): Free critical_name, grainsize,
	hint, num_tasks, priority and if_exprs.
	(gfc_match_omp_to_link, gfc_match_omp_depend_sink): New functions.
	(enum omp_mask1, enum omp_mask2): New enums.
	Change all OMP_CLAUSE_* defines into enum values, and change their
	values from ((uint64_t) 1 << bit) to just bit.
	(omp_mask, omp_inv_mask): New classes.  Add ctors and operators.
	(gfc_match_omp_clauses): Change mask argument from uint64_t to
	const omp_mask.  Assert OMP_MASK1_LAST and OMP_MASK2_LAST are
	at most 64.  Move delete clause handling to where it
	alphabetically belongs.  Parse defaultmap, grainsize, hint,
	is_device_ptr, nogroup, nowait, num_tasks, priority, simd, threads
	and use_device_ptr clauses.  Parse if clause modifier.  Parse map
	clause always modifier, and release and delete kinds.  Parse ordered
	clause with argument.  Parse schedule clause modifiers.  Differentiate
	device clause parsing based on openacc flag.  Guard link clause
	parsing with openacc flag.  Add support for parsing
	linear clause modifiers.  Parse depend(source) and depend(sink: ...).
	Use gfc_match_omp_to_link for to and link clauses in declare target
	construct.
	(match_acc): Change mask type from uint64_t to const omp_mask.
	(OMP_SINGLE_CLAUSES, OMP_ORDERED_CLAUSES,
	OMP_DECLARE_TARGET_CLAUSES, OMP_TASKLOOP_CLAUSES,
	OMP_TARGET_ENTER_DATA_CLAUSES, OMP_TARGET_EXIT_DATA_CLAUSES): Define.
	(OACC_PARALLEL_CLAUSES, OACC_KERNELS_CLAUSES, OACC_DATA_CLAUSES,
	OACC_LOOP_CLAUSES, OACC_HOST_DATA_CLAUSES, OACC_DECLARE_CLAUSES,
	OACC_ENTER_DATA_CLAUSES, OACC_EXIT_DATA_CLAUSES, OACC_WAIT_CLAUSES,
	OACC_ROUTINE_CLAUSES, OMP_PARALLEL_CLAUSES, OMP_DECLARE_SIMD_CLAUSES,
	OMP_SECTIONS_CLAUSES, OMP_TEAMS_CLAUSES, OMP_DISTRIBUTE_CLAUSES):
	Replace first or only OMP_CLAUSE_* value in bitset with
	omp_mask (OMP_CLAUSE_*).
	(OMP_DO_CLAUSES): Likewise.  Add OMP_CLAUSE_LINEAR.
	(OMP_SIMD_CLAUSES): Replace first or only OMP_CLAUSE_* value in
	bitset with omp_mask (OMP_CLAUSE_*).  Add OMP_CLAUSE_SIMDLEN.
	(OACC_UPDATE_CLAUSES): Replace first or only OMP_CLAUSE_* value in
	bitset with omp_mask (OMP_CLAUSE_*).  Replace OMP_CLAUSE_OACC_DEVICE
	with OMP_CLAUSE_DEVICE.
	(OMP_TASK_CLAUSES): Replace first or only OMP_CLAUSE_* value in
	bitset with omp_mask (OMP_CLAUSE_*).  Add OMP_CLAUSE_PRIORITY.
	(OMP_TARGET_CLAUSES): Replace first or only OMP_CLAUSE_* value in
	bitset with omp_mask (OMP_CLAUSE_*).  Add OMP_CLAUSE_DEPEND,
	OMP_CLAUSE_NOWAIT, OMP_CLAUSE_PRIVATE, OMP_CLAUSE_FIRSTPRIVATE,
	OMP_CLAUSE_DEFAULTMAP and OMP_CLAUSE_IS_DEVICE_PTR.
	(OMP_TARGET_DATA_CLAUSES): Replace first or only OMP_CLAUSE_* value in
	bitset with omp_mask (OMP_CLAUSE_*).  Add OMP_CLAUSE_USE_DEVICE_PTR.
	(OMP_TARGET_UPDATE_CLAUSES): Replace first or only OMP_CLAUSE_* value
	in bitset with omp_mask (OMP_CLAUSE_*).  Add OMP_CLAUSE_DEPEND and
	OMP_CLAUSE_NOWAIT.
	(match_omp): Change mask argument from unsigned int to
	const omp_mask.
	(gfc_match_omp_critical): Parse optional clauses and use omp_clauses
	union member instead of omp_name.
	(gfc_match_omp_end_critical): New function.
	(gfc_match_omp_distribute_parallel_do): Remove ordered and linear
	clauses from the mask.
	(gfc_match_omp_distribute_parallel_do_simd): Use
	& ~(omp_mask (OMP_CLAUSE_*)) instead of & ~OMP_CLAUSE_*.
	(gfc_match_omp_target_teams_distribute_parallel_do_simd): Likewise.
	(gfc_match_omp_teams_distribute_parallel_do_simd): Likewise.
	(gfc_match_omp_do_simd): Likewise.  Don't remove ordered clause from
	the mask.
	(gfc_match_omp_parallel_do_simd): Likewise.
	(gfc_match_omp_target_teams_distribute_parallel_do): Likewise.
	(gfc_match_omp_teams_distribute_parallel_do): Likewise.
	(gfc_match_omp_declare_simd): If not using the form with
	(proc-name), require space before first clause.  Make (proc-name)
	optional.  If not present, set proc_name to NULL.
	(gfc_match_omp_declare_target): Rewritten for OpenMP 4.5.
	(gfc_match_omp_single): Use OMP_SINGLE_CLAUSES.
	(gfc_match_omp_task, gfc_match_omp_taskwait, gfc_match_omp_taskyield):
	Move around to where they belong alphabetically.
	(gfc_match_omp_target_enter_data, gfc_match_omp_target_exit_data,
	gfc_match_omp_target_parallel, gfc_match_omp_target_parallel_do,
	gfc_match_omp_target_parallel_do_simd, gfc_match_omp_target_simd,
	gfc_match_omp_taskloop, gfc_match_omp_taskloop_simd):
	New functions.
	(gfc_match_omp_ordered): Parse clauses.
	(gfc_match_omp_ordered_depend): New function.
	(gfc_match_omp_cancel, gfc_match_omp_end_single): Use
	omp_mask (OMP_CLAUSE_*) instead of OMP_CLAUSE_*.
	(resolve_oacc_scalar_int_expr): Renamed to ...
	(resolve_scalar_int_expr): ... this.  Fix up formatting.
	(resolve_oacc_positive_int_expr): Renamed to ...
	(resolve_positive_int_expr): ... this.  Fix up formatting.
	(resolve_nonnegative_int_expr): New function.
	(resolve_omp_clauses): Adjust callers, use the above functions
	even for OpenMP clauses, add handling of new OpenMP 4.5 clauses.
	Require orderedc >= collapse if specified. Handle depend(sink:)
	and depend(source) restrictions.  Disallow linear clause when
	orderedc is non-zero.  Diagnose linear clause modifiers when not in
	declare simd.  Only check for integer type if ref modifier
	is not used.  Remove diagnostics for required VALUE attribute.
	Diagnose VALUE attribute with ref or uval modifiers.  Allow
	non-constant linear-step, if it is a dummy argument alone and is
	mentioned in uniform clause.  Diagnose map kinds not allowed
	for various constructs.  Diagnose target {enter ,exit ,}data without
	any map clauses.  Add dummy OMP_LIST_IS_DEVICE_PTR and
	OMP_LIST_USE_DEVICE_PTR cases.
	(gfc_resolve_omp_do_blocks): Set omp_current_do_collapse to orderedc
	if non-zero.
	(gfc_resolve_omp_parallel_blocks): Handle new OpenMP 4.5 constructs,
	replace underscores with spaces in a few construct names.
	(resolve_omp_do): Set collapse to orderedc if non-zero.  Handle new
	OpenMP 4.5 constructs.
	(resolve_oacc_loop_blocks): Call resolve_positive_int_expr instead
	of resolve_oacc_positive_int_expr.
	(gfc_resolve_omp_directive): Handle new OpenMP 4.5 constructs.
	(gfc_resolve_omp_declare_simd): Allow ods->proc_name to be NULL.
	* trans-openmp.c (gfc_omp_scalar_p): New function.
	(doacross_steps): New variable.
	(gfc_trans_omp_clauses): Handle new OpenMP 4.5 clauses and new clause
	modifiers.
	(gfc_trans_omp_critical): Adjust EXEC_OMP_CRITICAL handling.
	(gfc_trans_omp_do): Handle doacross loops.  Clear sched_simd flag.
	Handle EXEC_OMP_TASKLOOP.
	(gfc_trans_omp_ordered): Translate omp clauses, allow NULL
	code->block.
	(GFC_OMP_SPLIT_TASKLOOP, GFC_OMP_MASK_TASKLOOP): New enum constants.
	(gfc_split_omp_clauses): Copy orderedc together with ordered.  Change
	firstprivate and lastprivate handling for OpenMP 4.5.
	Handle EXEC_OMP_TARGET_SIMD, EXEC_OMP_TARGET_PARALLEL{,_DO,_DO_SIMD}
	and EXEC_OMP_TASKLOOP{,_SIMD}.  Add handling for new OpenMP 4.5
	clauses and clause modifiers and handle if clause without/with
	modifiers.
	(gfc_trans_omp_teams): Add omp_clauses argument, add it to other
	teams clauses.  Don't wrap into OMP_TEAMS if -fopenmp-simd.
	(gfc_trans_omp_target): For -fopenmp, translate num_teams and
	thread_limit clauses on combined target teams early and pass to
	gfc_trans_omp_teams.  Set OMP_TARGET_COMBINED if needed.
	Handle EXEC_OMP_TARGET_PARALLEL{,_DO,_DO_SIMD} and
	EXEC_OMP_TARGET_SIMD.
	(gfc_trans_omp_taskloop, gfc_trans_omp_target_enter_data,
	gfc_trans_omp_target_exit_data): New functions.
	(gfc_trans_omp_directive): Handle EXEC_OMP_TARGET_{ENTER,EXIT}_DATA
	EXEC_OMP_TASKLOOP{,_SIMD}, EXEC_OMP_TARGET_PARALLEL{,_DO,_DO_SIMD}
	and EXEC_OMP_TARGET_SIMD.  Adjust gfc_trans_omp_teams caller.
	* symbol.c (check_conflict): Handle omp_declare_target_link.
	(gfc_add_omp_declare_target_link): New function.
	(gfc_copy_attr): Copy omp_declare_target_link.
	* dump-parse-tree.c (show_omp_namelist): Handle OMP_DEPEND_SINK_FIRST
	depend_op.  Print linear clause modifiers.
	(show_omp_clauses): Adjust for OpenMP 4.5 clause changes.
	(show_omp_node): Print clauses for EXEC_OMP_ORDERED.  Allow NULL
	c->block for EXEC_OMP_ORDERED.  Formatting fixes.  Adjust handling of
	EXEC_OMP_CRITICAL, handle new OpenMP 4.5 constructs and some
	forgotten OpenMP 4.0 constructs.
	(show_code_node): Handle new OpenMP 4.5 constructs and some forgotten
	OpenMP 4.0 constructs.
	* gfortran.h (symbol_attribute): Add omp_declare_target_link bitfield.
	(struct gfc_omp_namelist): Add u.common and u.linear_op fields.
	(struct gfc_common_head): Change omp_declare_target into bitfield.
	Add omp_declare_target_link bitfield.
	(gfc_add_omp_declare_target_link): New prototype.
	(enum gfc_statement): Add ST_OMP_TARGET_PARALLEL,
	ST_OMP_END_TARGET_PARALLEL, ST_OMP_TARGET_PARALLEL_DO,
	ST_OMP_END_TARGET_PARALLEL_DO, ST_OMP_TARGET_PARALLEL_DO_SIMD,
	ST_OMP_END_TARGET_PARALLEL_DO_SIMD, ST_OMP_TARGET_ENTER_DATA,
	ST_OMP_TARGET_EXIT_DATA, ST_OMP_TARGET_SIMD, ST_OMP_END_TARGET_SIMD,
	ST_OMP_TASKLOOP, ST_OMP_END_TASKLOOP, ST_OMP_TASKLOOP_SIMD,
	ST_OMP_END_TASKLOOP_SIMD and ST_OMP_ORDERED_DEPEND.
	(enum gfc_omp_depend_op): Add OMP_DEPEND_SINK_FIRST and
	OMP_DEPEND_SINK.
	(enum gfc_omp_linear_op): New.
	(struct gfc_omp_clauses): Add critical_name, depend_source,
	orderedc, defaultmap, nogroup, sched_simd, sched_monotonic,
	sched_nonmonotonic, simd, threads, grainsize, hint, num_tasks,
	priority and if_exprs fields.
	(enum gfc_exec_op): Add EXEC_OMP_END_CRITICAL,
	EXEC_OMP_TARGET_ENTER_DATA, EXEC_OMP_TARGET_EXIT_DATA,
	EXEC_OMP_TARGET_PARALLEL, EXEC_OMP_TARGET_PARALLEL_DO,
	EXEC_OMP_TARGET_PARALLEL_DO_SIMD, EXEC_OMP_TARGET_SIMD,
	EXEC_OMP_TASKLOOP, EXEC_OMP_TASKLOOP_SIMD.
	(enum gfc_omp_map_op): Add OMP_MAP_RELEASE,
	OMP_MAP_ALWAYS_TO, OMP_MAP_ALWAYS_FROM and OMP_MAP_ALWAYS_TOFROM.
	(OMP_LIST_IS_DEVICE_PTR, OMP_LIST_USE_DEVICE_PTR): New.
	(enum gfc_omp_if_kind): New.
	* module.c (enum ab_attribute): Add AB_OMP_DECLARE_TARGET_LINK.
	(attr_bits): Add AB_OMP_DECLARE_TARGET_LINK entry.
	(mio_symbol_attribute): Save and restore omp_declare_target_link bit.
	* trans.h (gfc_omp_scalar_p): New prototype.
	* frontend-passes.c (gfc_code_walker): Handle new OpenMP 4.5
	expressions.
	* trans.c (trans_code): Handle new OpenMP 4.5 constructs.
	* resolve.c (gfc_resolve_blocks): Likewise.
	(gfc_resolve_code): Likewise.
	* f95-lang.c (LANG_HOOKS_OMP_SCALAR_P): Redefine to gfc_omp_scalar_p.
	(gfc_attribute_table): Add "omp declare target link".
	* st.c (gfc_free_statement): Handle EXEC_OMP_END_CRITICAL like
	EXEC_OMP_CRITICAL before, free clauses for EXEC_OMP_CRITICAL
	and new OpenMP 4.5 constructs.  Free omp clauses even for
	EXEC_OMP_ORDERED.
	* match.c (match_exit_cycle): Rename collapse variable to count,
	set it to orderedc if non-zero, instead of collapse.
	* trans-decl.c (add_attributes_to_decl): Add "omp declare target link"
	instead of "omp declare target" for omp_declare_target_link.
	* trans-common.c (build_common_decl): Likewise.
	* match.h (gfc_match_omp_target_enter_data,
	gfc_match_omp_target_exit_data, gfc_match_omp_target_parallel,
	gfc_match_omp_target_parallel_do,
	gfc_match_omp_target_parallel_do_simd, gfc_match_omp_target_simd,
	gfc_match_omp_taskloop, gfc_match_omp_taskloop_simd,
	gfc_match_omp_end_critical, gfc_match_omp_ordered_depend): New
	prototypes.
	* parse.c (decode_omp_directive): Use gfc_match_omp_end_critical
	instead of gfc_match_omp_critical for !$omp end critical.
	Handle new OpenMP 4.5 constructs.  If ordered directive has
	depend clause as the first of the clauses, use
	gfc_match_omp_ordered_depend and ST_OMP_ORDERED_DEPEND instead of
	gfc_match_omp_ordered and ST_OMP_ORDERED.
	(case_executable): Add ST_OMP_TARGET_ENTER_DATA,
	ST_OMP_TARGET_EXIT_DATA and ST_OMP_ORDERED_DEPEND cases.
	(case_exec_markers): Add ST_OMP_TARGET_PARALLEL,
	ST_OMP_TARGET_PARALLEL_DO, ST_OMP_TARGET_PARALLEL_DO_SIMD,
	ST_OMP_TARGET_SIMD, ST_OMP_TASKLOOP and ST_OMP_TASKLOOP_SIMD cases.
	(gfc_ascii_statement): Handle new OpenMP 4.5 constructs.
	(parse_omp_do): Handle ST_OMP_TARGET_PARALLEL_DO,
	ST_OMP_TARGET_PARALLEL_DO_SIMD, ST_OMP_TASKLOOP and
	ST_OMP_TASKLOOP_SIMD.
	(parse_omp_structured_block): Handle EXEC_OMP_END_CRITICAL instead
	of EXEC_OMP_CRITICAL, adjust for EXEC_OMP_CRITICAL having omp clauses
	now.
	(parse_executable): Handle ST_OMP_TARGET_PARALLEL,
	ST_OMP_TARGET_PARALLEL_DO, ST_OMP_TARGET_PARALLEL_DO_SIMD,
	ST_OMP_TASKLOOP and ST_OMP_TASKLOOP_SIMD.

2017-03-14  Cesar Philippidis  <cesar@codesourcery.com>

	* trans-stmt.h: Remove stale reference to trans-openacc.c.

2017-02-22  Cesar Philippidis  <cesar@codesourcery.com>

	* trans-openmp.c (gfc_trans_omp_clauses_1): Remove unused variable.
	(gfc_trans_oacc_combined_directive): Set the location of combined
	acc loops.

2017-02-02  Cesar Philippidis  <cesar@codesourcery.com>

	* trans-openmp.c (gfc_omp_finish_clause): Don't emit
	GOMP_MAP_FIRSTPRIVATE_POINTER for pointers to reference types.
	(gfc_trans_omp_clauses_1): Likewise.

2017-02-01  Cesar Philippidis  <cesar@codesourcery.com>

	* openmp.c (gfc_match_omp_variable_list): Eliminate a warning when
	checking for derived types.
	* trans-openmp.c (gfc_trans_omp_clauses_1): Don't cast derived type
	pointers to void pointers.

2017-01-27  Cesar Philippidis  <cesar@codesourcery.com>

	* trans-openmp.c (gfc_omp_finish_clause): Use GOMP_MAP_POINTER
	for POINTER_TYPE decls.
	(gfc_trans_omp_clauses_1): Likewise.

2017-01-27  Cesar Philippidis  <cesar@codesourcery.com>

	* openmp.c (gfc_resolve_oacc_blocks): Populate list of private
	variables.

2017-01-03  Cesar Philippidis  <cesar@codesourcery.com>

	* openmp.c (match_acc): New function.
	(gfc_match_oacc_parallel_loop): Simplify by calling match_acc.
	(gfc_match_oacc_parallel): Likewise.
	(gfc_match_oacc_kernels_loop): Likewise.
	(gfc_match_oacc_kernels): Likewise.
	(gfc_match_oacc_data): Likewise.
	(gfc_match_oacc_host_data): Likewise.
	(gfc_match_oacc_loop): Likewise.
	(gfc_match_oacc_enter_data): likewise.
	(gfc_match_oacc_exit_data): Likewise.

2016-11-10  Cesar Philippidis  <cesar@codesourcery.com>

	* trans-openmp.c (gfc_trans_omp_clauses_1): Remove
	OMP_CLAUSE_DEVICE_RESIDENT.

2016-11-10  Cesar Philippidis  <cesar@codesourcery.com>

	* openmp.c (gfc_match_omp_variable_list): New allow_derived argument.
	(gfc_match_omp_map_clause): Update call to
	gfc_match_omp_variable_list.
	(gfc_match_omp_clauses): Update calls to gfc_match_omp_map_clause.
	(gfc_match_oacc_update): Update call to gfc_match_omp_clauses.
	(resolve_omp_clauses): Permit derived type variables in ACC UPDATE
	clauses.
	* trans-openmp.c (gfc_trans_omp_clauses_1): Lower derived type
	members.

2016-10-05  Cesar Philippidis  <cesar@codesourcery.com>

	* trans-openmp.c (gfc_trans_omp_do): Check do_clauses for the
        tile clause if it's not present in clauses.

2016-10-04  Cesar Philippidis  <cesar@codesourcery.com>

	* openmp.c (resolve_omp_clauses): Error on directives
        containing both tile and collapse clauses.
	* trans-openmp.c (gfc_trans_omp_do): Lower tiled loops like
        collapsed loops.

2016-10-03  Cesar Philippidis  <cesar@codesourcery.com>

	* openmp.c (resolve_oacc_loop_blocks): Use integer zero to
        represent the '*' tile argument.

2016-10-03  Cesar Philippidis  <cesar@codesourcery.com>

	* openmp.c (resolve_oacc_positive_int_expr):Promote the
          warning to an error.

2016-09-15  Cesar Philippidis  <cesar@codesourcery.com>

	* openmp.c (gfc_match_omp_map_clause): Add new common_blocks argument.
	Propagate it to gfc_match_omp_variable_list.
	(gfc_match_omp_clauses): Update calls to gfc_match_omp_map_clauses.

2016-08-29  Cesar Philippidis  <cesar@codesourcery.com>

	PR fortran/72715
	* openmp.c (resolve_oacc_nested_loops): Error on do concurrent loops.

2016-08-26  Cesar Philippidis  <cesar@codesourcery.com>

	* gfortran.h (enum oacc_function): Make OACC_FUNCTION_SEQ the last
	entry the enum.
	(gfc_oacc_routine_name): Add a loc member.
	(gfc_resolve_oacc_routine_call): Declare.
	(gfc_resolve_oacc_routines): Declare.
	* openmp.c (gfc_match_oacc_routine): Make error reporting more
	precise.  Defer rejection of non-function and subroutine symbols
	until gfc_resolve_oacc_routines.
	(struct fortran_omp_context): Add a dims member.
	(gfc_resolve_oacc_blocks): Update ctx->dims.
	(gfc_resolve_oacc_routine_call): New function.
	(gfc_resolve_oacc_routines): New function.
	* resolve.c (resolve_function): Call gfc_resolve_oacc_routine_call.
	(resolve_call): Likewise.
	(resolve_codes): Call gfc_resolve_oacc_routines.

2016-08-16  Cesar Philippidis  <cesar@codesourcery.com>

	PR fortran/72741
	* openmp.c (gfc_match_oacc_routine): Error on repeated ACC ROUTINE
	directives.  Consider the optional NAME argument being the current
	procedure name.
	* trans-decl.c (add_attributes_to_decl): Use build_oacc_routine_dims
	to construct the oacc_function attribute arguments.

2016-08-12  Cesar Philippidis  <cesar@codesourcery.com>
	    Thomas Schwinge  <thomas@codesourcery.com>

	PR fortran/72741
	* openmp.c (gfc_match_oacc_routine): Check clauses of intrinsic
	functions.

2016-07-29  Chung-Lin Tang  <cltang@codesourcery.com>

	PR fortran/70598
	* openmp.c (resolve_omp_clauses): Adjust use_device clause
	handling to only allow pointers and arrays.

2016-07-28  Cesar Philippidis  <cesar@codesourcery.com>

	PR fortran/72741
	* openmp.c (gfc_oacc_routine_dims): Move gfc_error to
	gfc_match_oacc_routine.  Return OACC_FUNCTION_NONE on error.
	(gfc_match_oacc_routine): Call gfc_oacc_routine_dims for all
	routines directives.  Propagate error as appropriate.

2016-07-27  Cesar Philippidis  <cesar@codesourcery.com>

	* gfortran.h (enum oacc_function): Define.
	(oacc_function_type): Declare.
	(symbol_attribute): Change the type of oacc_function from unsigned
	to an ENUM_BITFIELD.
	* module.c (oacc_function): New DECL_MIO_NAME.
	(mio_symbol_attribute): Set the oacc_function attribute.
	* openmp.c (gfc_oacc_routine_dims): Change the return type from
	int to oacc_function.
	(gfc_match_oacc_routine): Handle intrinsic procedures.
	* symbol.c (oacc_function_types): Define.
	* trans-decl.c (add_attributes_to_decl): Update to handle the
	retyped oacc_function attribute.

2016-07-15  Cesar Philippidis  <cesar@codesourcery.com>

	Backport from trunk:
	* openmp.c (gfc_match_omp_clauses): Scan for clause vector_length
	before vector.

2016-07-12  Cesar Philippidis  <cesar@codesourcery.com>

	Backport from trunk:
	2016-07-08  Cesar Philippidis  <cesar@codesourcery.com>

	* parse.c (matcha): Define.
	(decode_oacc_directive): Add spec_only local var and set it.  Use
	matcha to parse acc directives except for routine and declare.  Return
	ST_GET_FCN_CHARACTERISTICS if a non-declarative directive could be
	matched.

	2016-06-30  Jakub Jelinek  <jakub@redhat.com>

	* parse.c (matchs, matcho): Move right before decode_omp_directive.
	If spec_only, only gfc_match the keyword and if successful, goto
	do_spec_only.
	(matchds, matchdo): Define.
	(decode_omp_directive): Add spec_only local var and set it.
	Use matchds or matchdo macros instead of matchs or matcho
	for declare target, declare simd, declare reduction and threadprivate
	directives.  Return ST_GET_FCN_CHARACTERISTICS if a non-declarative
	directive could be matched.
	(next_statement): For ST_GET_FCN_CHARACTERISTICS restore
	gfc_current_locus from old_locus even if there is no label.

2016-07-01  Cesar Philippidis  <cesar@codesourcery.com>

	Back port from trunk
	2016-06-29  Cesar Philippidis  <cesar@codesourcery.com>

	* openmp.c (match_oacc_clause_gang): Rename to ...
	(match_oacc_clause_gwv): this.  Add support for OpenACC worker and
	vector clauses.
	(gfc_match_omp_clauses): Use match_oacc_clause_gwv for
	OMP_CLAUSE_{GANG,WORKER,VECTOR}.  Propagate any MATCH_ERRORs for
	invalid OMP_CLAUSE_{ASYNC,WAIT,GANG,WORKER,VECTOR} clauses.
	(gfc_match_oacc_wait): Propagate MATCH_ERROR for invalid
	oacc_expr_lists.  Adjust the first and needs_space arguments to
	gfc_match_omp_clauses.

2016-06-10  Thomas Schwinge  <thomas@codesourcery.com>

	PR c/71381
	Backport from trunk r237290:
	* openmp.c (gfc_match_oacc_cache): Add comment.

2016-06-08  Chung-Lin Tang  <cltang@codesourcery.com>

	Backport trunk r237070:
	2016-06-03  Chung-Lin Tang  <cltang@codesourcery.com>

	* trans-openmp.c (gfc_trans_omp_reduction_list): Add mark_addressable
	bool parameter, set reduction clause DECLs as addressable when true.
	(gfc_trans_omp_clauses): Pass clauses->async to
	gfc_trans_omp_reduction_list, add comment describing OpenACC situation.

2016-05-27  Cesar Philippidis  <cesar@codesourcery.com>

	Backport trunk r235922:
	2016-05-05  Jakub Jelinek  <jakub@redhat.com>

	* openmp.c (gfc_match_omp_clauses): Restructuralize, so that clause
	parsing is done in a big switch based on gfc_peek_ascii_char and
	individual clauses under their first letters are sorted too.

2016-05-09  Cesar Philippidis  <cesar@codesourcery.com>

	Backport trunk r235651:
	2016-04-29  Cesar Philippidis  <cesar@codesourcery.com>

	PR middle-end/70626
	* trans-openmp.c (gfc_trans_oacc_combined_directive): Duplicate
	the reduction clause in both parallel and loop directives.

2016-01-12  Cesar Philippidis  <cesar@codesourcery.com>

	* trans-openmp.c (gfc_privatize_nodesc_arrays): Use
	gfc_get_symbol_decl instead of accessing backend_decl directly.

2016-01-05  Nathan Sidwell  <nathan@acm.org>

	* lang.opt (fopenacc-dim=): New option.

2015-12-09  James Norris  <jnorris@codesourcery.com>

	* openmp.c (gfc_match_omp_clauses): Re-write handling of the
	deviceptr clause.

2015-12-08  Thomas Schwinge  <thomas@codesourcery.com>

	* gfortran.h (symbol_attribute): Add oacc_function_nohost member.
	* openmp.c (gfc_match_oacc_routine): Set it.
	* trans-decl.c (add_attributes_to_decl): Use it to decide whether
	to generate an OMP_CLAUSE_NOHOST clause.
	* trans-openmp.c (gfc_trans_omp_clauses_1): Unreachable code to
	generate an OMP_CLAUSE_NOHOST clause.

2015-12-03  Cesar Philippidis  <cesar@codesourcery.com>

	* openmp.c (gfc_match_omp_clauses): Allow subarrays for acc reductions.
	(resolve_omp_clauses): Error on any acc reductions on arrays.

2015-12-01  Cesar Philippidis  <cesar@codesourcery.com>

	* dump-parse-tree.c (show_omp_clauses): Handle gang_static_expr
	and gang_num_expr.
	* gfortran.h (struct gfc_omp_clauses): Remove gang_expr, num_gangs,
	num_workers, vector_length and tile.  Add gang_static_expr and
	gang_num_expr.
	* openmp.c (gfc_free_omp_clauses): Handle gnag_static_expr,
	gang_num_expr.  Eliminate gang_expr.
	(match_oacc_clause_gang): Update to allow both num and static arguments
	in the same gang clauses.
	(gfc_match_omp_clauses): Remove reference to c->{vector_length,
	num_gangs, num_workers, tile}.
	(resolve_omp_clauses): Update calls to resolve_oacc_positive_int_expr.
	(resolve_oacc_params_in_parallel): Add const char arg argument to
	make the error messages more descriptive.
	(resolve_oacc_loop_blocks): Update calls to
	resolve_oacc_params_in_parallel.
	* trans-openmp.c (gfc_trans_omp_clauses_1): Update how the gang
	clause is lowered.
	(gfc_filter_oacc_combined_clauses): Handle gang_num_expr and
	gang_static_expr.  Also remove OMP_LIST_REDUCTION from the outer
	construct clauses.

2015-11-19  Cesar Philippidis  <cesar@codesourcery.com>

	* openmp.c (OACC_ROUTINE_CLAUSES): Remove OMP_CLAUSE_OACC_DEVICE
	from the clause mask.

2015-11-07  Tom de Vries  <tom@codesourcery.com>

	* f95-lang.c: Make formatting resemble trunk.

2015-11-06  Cesar Philippidis  <cesar@codesourcery.com>

	* openmp.c (gfc_match_oacc_declare): Revert error message changes.
	(resolve_omp_duplicate_list): Delete.
	(resolve_oacc_declare_map): Delete.
	(gfc_resolve_oacc_declare): Scan map clauses in place.

2015-11-06  Tom de Vries  <tom@codesourcery.com>

	* f95-lang.c (gfc_init_builtin_functions): Remove.
	(DEF_GOACC_BUILTIN_FNSPEC): Remove #undef and #define.

2015-11-04  Cesar Philippidis  <cesar@codesourcery.com>

	* openmp.c (gfc_match_omp_clauses): Update how default is parsed.
	(gfc_match_oacc_update): Update error message.
	(resolve_omp_clauses): Don't use resolve_omp_duplicate_list for
	omp clauses.
	(oacc_code_to_statement): Merge atomic placement from trunk.

2015-10-30  Thomas Schwinge  <thomas@codesourcery.com>

	* openmp.c (resolve_omp_clauses): Add "LINK" to clause_names.

2015-10-29  Thomas Schwinge  <thomas@codesourcery.com>

	* openmp.c (gfc_match_omp_map_clause): Remove allow_sections
	formal parameter.

2015-10-28  Cesar Philippidis  <cesar@codesourcery.com>

	* trans-openmp.c (gfc_filter_oacc_combined_clauses): Don't zero-
	initialize loop_clauses when it's already initialized.

2015-10-28  Thomas Schwinge  <thomas@codesourcery.com>

	* openmp.c (gfc_match_oacc_declare): Remove oc local variable.
	(gfc_resolve_oacc_declare): Remove list local variable.

2015-10-27  Cesar Philippidis  <cesar@codesourcery.com>

	* gfortran.h (gfc_omp_namelist): Add locus where member.
	* openmp.c (gfc_free_omp_clauses): Recursively deallocate device_type
	clauses.
	(gfc_match_omp_variable_list): New function.
	(resolve_omp_clauses): Remove where argument and use the where
	gfc_omp_namespace member when reporting errors.  Use
	resolve_omp_duplicate_list to check for variables appearing in
	mulitple clauses.
	(gfc_match_omp_clauses): Update call to resolve_omp_clauses.
	(gfc_match_oacc_declare): Likewise.
	(resolve_omp_do): Likewise.
	(resolve_oacc_loop): Likewise.
	(gfc_resolve_oacc_directive): Likewise.
	(gfc_resolve_omp_directive): Likewise.
	(gfc_resolve_omp_declare_simd): Likewise.
	(resolve_oacc_declare_map): New function.
	(gfc_resolve_oacc_declare): Use it.
	* trans-openmp.c (gfc_filter_oacc_combined_clauses): New function.
	(gfc_trans_oacc_combined_directive): Use it.

2015-10-13  Cesar Philippidis  <cesar@codesourcery.com>

	* trans-array.c (gfc_trans_array_bounds): Add an INIT_VLA argument
	to control whether VLAs should be initialized.  Don't mark this
	function as static.
	(gfc_trans_auto_array_allocation): Update call to
	gfc_trans_array_bounds.
	(gfc_trans_g77_array): Likewise.
	* trans-array.h: Declare gfc_trans_array_bounds.
	* trans-openmp.c (gfc_scan_nodesc_arrays): New function.
	(gfc_privatize_nodesc_arrays_1): New function.
	(gfc_privatize_nodesc_arrays): New function.
	(gfc_init_nodesc_arrays): New function.
	(gfc_trans_oacc_construct): Initialize any internal variables for
	arrays without array descriptors inside the offloaded parallel and
	kernels region.
	(gfc_trans_oacc_combined_directive): Likewise.

2015-10-01  Cesar Philippidis  <cesar@codesourcery.com>

	* dump-parse-tree.c (show_omp_clauses): Add missing omp list_types
	and reorder the switch cases to match the enum in gfortran.h.

2015-09-30  Cesar Philippidis  <cesar@codesourcery.com>

	* openmp.c (resolve_oacc_loop_blocks): Represent astrisk tile
	arguments as -1.

2015-09-29  Cesar Philippidis  <cesar@codesourcery.com>

	* trans-openmp.c (gfc_omp_finish_clause): Don't cast ptr into
	a character pointer.
	(gfc_trans_omp_clauses_1): Likewise.

2015-09-29  James Norris  <jnorris@codesourcery.com>

	* openmp.c (gfc_match_oacc_routine): Add additional attribute testing
        and name option checking.

2015-09-28  James Norris  <jnorris@codesourcery.com>

	* openmp.c (gfc_match_oacc_routine): Remove erroneous attribute test
	and unreachable situation.

2015-09-02  Tom de Vries  <tom@codesourcery.com>

	* trans-decl.c (finish_oacc_declare): Remove unused variables.

2015-08-31  Nathan Sidwell  <nathan@codesourcery.com>

	* f95-lang.c (DEF_FUNCTION_TYPE_VAR_6): Define.
	* types.def (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_VAR): Declare.
	(BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_SIZE_VAR): Delete.

2015-08-20  Joseph Myers  <joseph@codesourcery.com>

	* gfortranspec.c (lang_specific_pre_link): Update call to do_spec.

2015-08-18  James Norris  <jnorris@codesourcery.com>

	* gfortran.h (struct gfc_oacc_declare): New field.
	* trans-decl.c (finish_oacc_declare): Rewrite.
	* trans-openmp.c (gfc_trans_oacc_declare): Rewrite.

2015-08-15  Nathan Sidwell  <nathan@codesourcery.com>

	*  f95-lang.c (gfc_attribs): oacc function attribute can take
	list.
	* gfortran.h (struct symbol_attribute): Add more bits to
	oacc_routine field.
	* openmp.c (gfc_oacc_routine_dims): New.
	(gfc_match_oacc_routins): Call it.
	* trans-decl.c: Include gomp-constants.h.
	(add_attributes_to_decl): Create oacc function dimension data.

2015-08-10  Thomas Schwinge  <thomas@codesourcery.com>

	* gfortran.h (gfc_omp_map_op): Remove comma at end of enumerator
	list.

2015-08-03  Nathan Sidwell  <nathan@codesourcery.com>

	* trans-openmp.c (gfc_trans_omp_clauses_1): Remove GANGLOCAL
	handling.
	* gfortran.h (OMP_MAP_GANGLOCAL): Delete.
	(OMP_MAP_FORCE_TO_GANGLOCAL):  Likewise.
	* openmp.c (gfc_match_omp_clauses): Remove openacc specific
	firstprivate handling.

2015-07-28  Nathan Sidwell  <nathan@codesourcery.com>

	* f95-lang.c (DEF_FUNCTION_TYPE_VAR_12): Delete.
	* types.def (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_INT_INT_INT_SIZE_INT_INT_VAR): Replace with ...
	(BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_INT_INT_INT_SIZE_INT_INT_VAR): ... this.

2015-07-26  Ilmir Usmanov  <me@ilmir.us>

	PR/63858
	Fix mix of OpenACC and OpenMP sentinels in continuation.
	* scanner.c (skip_omp_attribute_fixed, skip_oacc_attribute_fixed): New
	functions.
	(skip_fixed_comments): Fix mix of OpenACC and OpenMP sentinels in
	continuation.
	(gfc_next_char_literal): Likewise.

2015-07-17  Julian Brown  <julian@codesourcery.com>

	* trans-openmp.c (gfc_trans_omp_clauses): Add NULL check for
	clauses.

2015-07-17  Julian Brown  <julian@codesourcery.com>

	* gfortran.h (gfc_omp_clauses): Change "dtype" int field to
	"device_types" gfc_expr_list.
	* openmp.c (gfc_match_omp_clauses): Remove scan_dtype variable (add
	OMP_CLAUSE_DEVICE_TYPE directly to appropriate bitmasks). Parse all
	device_type clauses without filtering.
	(OACC_LOOP_CLAUSE_DEVICE_TYPE_MASK)
	(OACC_KERNELS_CLAUSE_DEVICE_TYPE_MASK)
	(OACC_PARALLEL_CLAUSE_DEVICE_TYPE_MASK)
	(OACC_ROUTINE_CLAUSE_DEVICE_TYPE_MASK)
	(OACC_UPDATE_CLAUSE_DEVICE_TYPE_MASK): Add OMP_CLAUSE_DEVICE_TYPE.
	* trans-openmp.c (gfc_trans_omp_clauses): Translate device_type
	clauses, and split old body into...
	(gfc_trans_omp_clauses_1): New function.

2015-07-07  Thomas Schwinge  <thomas@codesourcery.com>

	* openmp.c (OACC_LOOP_CLAUSE_DEVICE_TYPE_MASK): Remove
	OMP_CLAUSE_INDEPENDENT.

2015-06-18  James Norris  <jnorris@codesourcery.com>

	* trans-decl.c (find_module_oacc_declare_clauses): Fix setting of
	attribute referenced field.

2015-06-12  Cesar Philippidis  <cesar@codesourcery.com>

	* openmp.c (gfc_match_omp_clauses): Report errors on duplicate
	device_type entries.

2015-06-11  Cesar Philippidis  <cesar@codesourcery.com>

	* trans-openmp.c (gfc_trans_omp_clauses): Handle the static
	argument to the gang clause.
	(gfc_trans_oacc_combined_directive): Pass the gang_expr, gang_static,
	worker_expr and vector_expr members to loop_clauses.

2015-06-08  James Norris  <jnorris@codesourcery.com>

	* f95-lang.c (gfc_attribute_table): New entry.
	* gfortran.h (symbol_attribute): New attributes. 
	(gfc_omp_map_op): New enums.
	(OMP_LIST_LINK): New enum.
	(gfc_oacc_declare): Add member: module_var.
	(finish_oacc_declare): Add calling parm.
	* module.c (ab_attribute): Add enums.
	(attr_bits): Add initialization of new attribute bits.
	(mio_symbol_attribute): Add handling of new attribute bits.
	* openmp.c (OMP_CLAUSE_LINK): New defintion.
	(gfc_match_omp_clauses): Add handling of link clause.
	(OACC_DECLARE_CLAUSES): Update declare directive clauses.
	(gfc_match_oacc_declare): Add handling of device_resident
	and link clauses.
	(gfc_resolve_oacc_declare): Add handling of link clause.
	* symbol.c (check_conflict): Add checks for declare clauses in modules.
	(gfc_add_oacc_declare_create, gfc_add_declare_copyin,
	gfc_add_oacc_declare_deviceptr, gfc_add_oacc_declare_device_resident):
	New functions.
	(gfc_add_target): Add checks for declare attrs.
	* trans-decl.c (add_attributes_to_decl): Add creation of attribute.
	(oacc_return): New structure.
	(oacc_returns, module_oacc_clauses): New variables.
	(find_oacc_return, add_clause, find_module_oacc_declare_clauses):
	New functions.
	(finish_oacc_declare): Rename from insert_oacc_declare and rewrite.
	(gfc_generate_function_code): Change calling of finish_oacc_declare.
	* trans-openmp.c (gfc_trans_omp_clauses): Add handling of link and
	device_resident clauses.
	(gfc_trans_oacc_declare): Rewrite.
	* trans-stmt.c (gfc_trans_block_construct): Change calling of
	finish_oacc_declare.
	* types.def (BT_FN_VOID_PTR_INT_UINT): New type.

2015-05-19  Bernd Schmidt  <bernds@codesourcery.com>

	* types.def (BT_FN_ULONGLONG_ULONGLONG): Define.

2015-05-13  Cesar Philippidis  <cesar@codesourcery.com>

	* f95-lang.c (gfc_attribute_table): Add and "oacc function"
	attribute.
	* gfortran.h (symbol_attribute): Add oacc_function bit.
	* openmp.c (gfc_match_oacc_routine): Use it.
	* trans-decl.c (add_attributes_to_decl): Lower it.

2015-05-13  Thomas Schwinge  <thomas@codesourcery.com>
	    Bernd Schmidt  <bernds@codesourcery.com>
	    Cesar Philippidis  <cesar@codesourcery.com>
	    Chung-Lin Tang  <cltang@codesourcery.com>
	    James Norris  <jnorris@codesourcery.com>
	    Joseph Myers  <joseph@codesourcery.com>
	    Julian Brown  <julian@codesourcery.com>
	    Tom de Vries  <tom@codesourcery.com>

	* f95-lang.c (DEF_FUNCTION_TYPE_VAR_11): Remove.
	(DEF_FUNCTION_TYPE_VAR_12): New macro.
	* gfortran.h (gfc_omp_map_op): Add OMP_MAP_GANGLOCAL,
	OMP_MAP_FORCE_TO_GANGLOCAL.
	* trans-openmp.c (gfc_trans_omp_clauses): Handle them.
	* openmp.c (gfc_match_omp_clauses): Update handling of
	OMP_CLAUSE_FIRSTPRIVATE.
	* types.def
	(BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_INT_INT_INT_INT_INT_VAR):
	Remove.
	(BT_FN_INT_INT_INT_INT)
	(BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_INT_INT_INT_SIZE_INT_INT_VAR):
	New function types.

2015-05-13  Bernd Schmidt  <bernds@codesourcery.com>

	* gfortranspec.c (lang_specific_driver): Add -Xoffload options to
	link -lm and -lgfortran.

2015-05-11  Thomas Schwinge  <thomas@codesourcery.com>
	    Bernd Schmidt  <bernds@codesourcery.com>
	    Cesar Philippidis  <cesar@codesourcery.com>
	    Chung-Lin Tang  <cltang@codesourcery.com>
	    James Norris  <jnorris@codesourcery.com>
	    Joseph Myers  <joseph@codesourcery.com>
	    Julian Brown  <julian@codesourcery.com>
	    Tom de Vries  <tom@codesourcery.com>

	* dump-parse-tree.c (show_namespace): Rewrite handling of OpenACC
	declare.
	* gfortran.h (gfc_statement): Add ST_OACC_ATOMIC,
	ST_OACC_END_ATOMIC.
	(gfc_omp_clauses): Add routine_bind, dtype, dtype_clauses, nohost,
	acc_collapse, bind, num_gangs, num_workers, vector_length, tile
	members.
	(gfc_oacc_declare, gfc_oacc_routine_name): New typedefs.
	(gfc_get_oacc_declare, gfc_get_oacc_routine_name): New macros.
	(gfc_namespace): Add oacc_declare, oacc_routine_clauses,
	oacc_routine_names, oacc_routine members, remove
	oacc_declare_clauses member.
	(gfc_exec_op): Add EXEC_OACC_ROUTINE, EXEC_OACC_ATOMIC,
	EXEC_OACC_DECLARE.
	(gfc_code): Add oacc_declare member.
	(gfc_free_oacc_declares, insert_oacc_declare): New prototypes.
	* match.h (gfc_match_oacc_atomic): New prototype.
	* openmp.c (OMP_CLAUSE_HOST_SELF): Rename to...
	(OMP_CLAUSE_HOST): ... this.  Adjust all users.
	(OMP_CLAUSE_BIND, OMP_CLAUSE_NOHOST, OMP_CLAUSE_DEVICE_TYPE): New
	macros.
	(gfc_free_oacc_declares): New function.
	(gfc_match_omp_map_clause): Add allow_sections formal parameter.
	Adjust all users.
	(gfc_match_omp_clauses): Add dtype_mask formal parameter.  Adjust
	all users.  Change handling of OMP_CLAUSE_VECTOR_LENGTH,
	OMP_CLAUSE_NUM_GANGS, OMP_CLAUSE_NUM_WORKERS, OMP_CLAUSE_TILE,
	OMP_CLAUSE_DEFAULT, OMP_CLAUSE_COLLAPSE.  Handle OMP_CLAUSE_BIND,
	OMP_CLAUSE_NOHOST, OMP_CLAUSE_DEVICE_TYPE.
	(OACC_PARALLEL_CLAUSES, OACC_KERNELS_CLAUSES, OACC_LOOP_CLAUSES)
	(OACC_UPDATE_CLAUSES): Add OMP_CLAUSE_DEVICE_TYPE.
	(OACC_ROUTINE_CLAUSES, OACC_LOOP_CLAUSE_DEVICE_TYPE_MASK)
	(OACC_KERNELS_CLAUSE_DEVICE_TYPE_MASK)
	(OACC_PARALLEL_CLAUSE_DEVICE_TYPE_MASK)
	(OACC_ROUTINE_CLAUSE_DEVICE_TYPE_MASK)
	(OACC_UPDATE_CLAUSE_DEVICE_TYPE_MASK): New macros.
	(gfc_match_oacc_declare, gfc_match_oacc_routine): Rewrite
	functions.
	(gfc_match_oacc_update): Add error reporting.
	(gfc_match_omp_atomic, gfc_match_oacc_atomic): New wrapper
	functions around...
	(gfc_match_omp_oacc_atomic): ... this new function.
	(check_array_not_assumed): Remove pointer check.
	(oacc_code_to_statement): Handle EXEC_OACC_ATOMIC.
	(resolve_oacc_loop_blocks): Don't error out for combined OpenACC
	gang, worker, and vector clauses.
	(resolve_oacc_cache): Remove function.
	(gfc_resolve_oacc_declare): Rewrite function.
	(gfc_resolve_oacc_directive): Handle EXEC_OACC_ATOMIC.  Don't
	handle EXEC_OACC_CACHE.
	* parse.c (decode_oacc_directive): Handle "atomic", "end atomic".
	(case_exec_markers): Add ST_OACC_ATOMIC.
	(case_decl): Add ST_OACC_DECLARE.
	(gfc_ascii_statement): Handle ST_OACC_ATOMIC, ST_OACC_END_ATOMIC.
	(verify_st_order, parse_spec): Remove handling of ST_OACC_DECLARE.
	(parse_omp_atomic): Rename to...
	(parse_omp_oacc_atomic): ... this new function.  Add omp_p formal
	parameter.  Adjust all users.
	(parse_executable): Handle ST_OACC_ATOMIC.
	(parse_progunit): Remove handling of OpenACC declare.
	(is_oacc): Handle EXEC_OACC_ROUTINE.
	* parse.h (gfc_state_data): Add ext.oacc_declare member.  Remove
	ext.oacc_declare_clauses member.
	* resolve.c (gfc_resolve_blocks): Handle EXEC_OACC_ATOMIC,
	EXEC_OACC_ROUTINE, EXEC_OACC_DECLARE.
	(gfc_resolve_code): Handle EXEC_OACC_ATOMIC, EXEC_OACC_DECLARE.
	* st.c (gfc_free_statement): Handle EXEC_OACC_DECLARE,
	EXEC_OACC_ROUTINE, EXEC_OACC_ATOMIC.
	* trans-decl.c (find_end, insert_oacc_declare): New functions.
	(gfc_generate_function_code): Change handling of OpenACC declare.
	* trans-openmp.c (gfc_omp_clause_copy_ctor): Handle
	OMP_CLAUSE_REDUCTION.
	(gfc_trans_omp_clauses): Add appropriate, generate OMP_CLAUSE_SEQ
	(instead of OMP_CLAUSE_ORDERED), OMP_CLAUSE_AUTO, or
	OMP_CLAUSE_TILE.
	(gfc_trans_oacc_combined_directive): Don't set
	OACC_KERNELS_COMBINED, and OACC_PARALLEL_COMBINED.
	(gfc_trans_oacc_declare): Rewrite function.
	(gfc_trans_oacc_directive): Handle EXEC_OACC_ATOMIC,
	EXEC_OACC_DECLARE.
	* trans-stmt.c (gfc_trans_block_construct): Change handling of
	OpenACC declare.
	* trans.c (trans_code): Handle EXEC_OACC_ATOMIC,
	EXEC_OACC_DECLARE.

2015-04-21  Tom de Vries  <tom@codesourcery.com>

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

	* f95-lang.c (gfc_define_builtin_with_spec): New function.

2015-01-13  Thomas Schwinge  <thomas@codesourcery.com>

	* trans-openmp.c (gfc_omp_finish_clause, gfc_trans_omp_clauses):
	Use OMP_CLAUSE_SET_MAP_KIND.

2014-12-17  Thomas Schwinge  <thomas@codesourcery.com>

	* types.def: Remove BT_FN_VOID_INT_PTR_INT.

	* openmp.c (gfc_match_omp_clauses): Use include/gomp-constants.h.

2014-11-20  Cesar Philippidis  <cesar@codesourcery.com>

	* openmp.c (resolve_oacc_cache): Mark the code parameter as
	unused.

2014-11-13  Cesar Philippidis  <cesar@codesourcery.com>

	* match.c (match_exit_cycle): Restructure error strings.
	* parse.c (is_oacc): Remove bogus break.

2014-11-13  Cesar Philippidis  <cesar@codesourcery.com>

	* f95-lang.c (DEF_GOACC_BUILTIN_COMPILER): Remove bogus TODO.
	* gfortran.h (gfc_omp_clauses): Move loc out of the ext union and
	remove the ext union.
	* match.c (match_exit_cycle): Make the error message specific to
	OpenMP/OpenACC.
	* openmp.c (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_FIRSTPRIVATE,
	OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_SHARED
	OMP_CLAUSE_COPYIN, OMP_CLAUSE_REDUCTION, OMP_CLAUSE_IF,
	OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_DEFAULT,
	OMP_CLAUSE_ORDERED, OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED,
	OMP_CLAUSE_FINAL, OMP_CLAUSE_MERGEABLE, OMP_CLAUSE_ALIGNED,
	OMP_CLAUSE_DEPEND, OMP_CLAUSE_INBRANCH, OMP_CLAUSE_LINEAR,
	OMP_CLAUSE_NOTINBRANCH, OMP_CLAUSE_PROC_BIND, OMP_CLAUSE_SAFELEN,
	OMP_CLAUSE_SIMDLEN, OMP_CLAUSE_UNIFORM, OMP_CLAUSE_DEVICE,
	OMP_CLAUSE_MAP, OMP_CLAUSE_TOOMP_CLAUSE_FROM, OMP_CLAUSE_NUM_TEAMS,
	OMP_CLAUSE_THREAD_LIMIT, OMP_CLAUSE_DIST_SCHEDULE, OMP_CLAUSE_ASYNC,
	OMP_CLAUSE_NUM_GANGS, OMP_CLAUSE_NUM_WORKERS, OMP_CLAUSE_VECTOR_LENGTH,
	OMP_CLAUSE_COPY, OMP_CLAUSE_COPYOUT, OMP_CLAUSE_CREATE,
	OMP_CLAUSE_PRESENT, OMP_CLAUSE_PRESENT_OR_COPY,
	OMP_CLAUSE_PRESENT_OR_COPYIN, OMP_CLAUSE_PRESENT_OR_COPYOUT,
	OMP_CLAUSE_PRESENT_OR_CREATE, OMP_CLAUSE_DEVICEPTR,
	OMP_CLAUSE_GANG, OMP_CLAUSE_WORKER, OMP_CLAUSE_VECTOR,
	OMP_CLAUSE_SEQ, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_USE_DEVICE,
	OMP_CLAUSE_DEVICE_RESIDENT, OMP_CLAUSE_HOST_SELF,
	OMP_CLAUSE_OACC_DEVICE, OMP_CLAUSE_WAIT, OMP_CLAUSE_DELETE,
	OMP_CLAUSE_AUTO, OMP_CLAUSE_TILE): Use unit64_t for the bitmasks.
	(gfc_match_omp_clauses):  Use unit64_t for mask.
	(gfc_match_oacc_declare): Update usage of omp_clause->loc.
	(omp_code_to_statement): Fix whitespace.
	(oacc_code_to_statement): Likewise. 
	(resolve_oacc_loop):Likewise.
	(resolve_oacc_cache):  Replace gfc_error with a sorry for this
	unimplemented directive.
	(gfc_resolve_oacc_declare): Update usage of omp_clause->loc. Remove
	FIXME and TODO, see PR63869.
	* parse.c (parse_critical_block): Make the error message specific to
	OpenMP/OpenACC.
	(is_oacc): New function.
	* parse.h (is_oacc): Declare.
	* scanner.c (openmp_flag, openacc_flag): Move comment.
	(gfc_next_char_literal): Merge nested if stmts.
	* trans-openmp.c (gfc_trans_omp_clauses): Fix whitespace.
	(gfc_trans_oacc_declare): Fix whitespace.

2014-11-11  Thomas Schwinge  <thomas@codesourcery.com>

	* gfortran.h (OMP_LIST_COPY, OMP_LIST_DATA_CLAUSE_FIRST)
	(OMP_LIST_DATA_CLAUSE_LAST, OMP_LIST_LAST): Remove.
	* dump-parse-tree.c (show_omp_clauses): Update.
	* openmp.c (resolve_omp_clauses, gfc_resolve_oacc_declare):
	Likewise.
	* trans-openmp.c (gfc_trans_omp_clauses): Likewise.
	(gfc_trans_omp_map_clause_list): Remove.

	* gfortran.h (OMP_LIST_DEVICEPTR): Remove, and instead...
	(enum gfc_omp_map_op): ... add OMP_MAP_FORCE_DEVICEPTR here.
	* dump-parse-tree.c (show_omp_clauses): Update.
	* openmp.c (gfc_match_omp_clauses, resolve_omp_clauses)
	(gfc_resolve_oacc_declare): Likewise.
	* trans-openmp.c (gfc_trans_omp_clauses): Likewise.

2014-11-05  Thomas Schwinge  <thomas@codesourcery.com>

	* openmp.c (OMP_CLAUSE_HOST, OMP_CLAUSE_SELF): Merge into the new
	OMP_CLAUSE_HOST_SELF.  Update all users.

	* gfortran.texi: Update for OpenACC.
	* intrinsic.texi: Likewise.
	* invoke.texi: Likewise.

2014-11-04  Cesar Philippidis  <cesar@codesourcery.com>

	* gfortran.h (ST_OACC_ROUTINE): New statement enum.
	* match.h (gfc_match_oacc_routine): New prototype.
	* openmp.c (gfc_match_oacc_routine): New function.
	* parse.c (decode_oacc_directive): Handle the routine directive.
	(next_statement): Handle ST_OACC_ROUTINE.
	(gfc_ascii_statement): Likewise.

2014-11-03  Cesar Philippidis  <cesar@codesourcery.com>

	* gfortran.h (enum OMP_LIST_HOST): Remove.
	(enum OMP_LIST_DEVICE, OMP_LIST_DEVICE): Remove.
	* dump-parse-tree.c (show_omp_clauses): Remove OMP_LIST_HOST and
	OMP_LIST_DEVICE from here also.
	* openmp.c (OMP_CLAUSE_SELF): New define.
	(gfc_match_omp_clauses): Update handling of OMP_CLAUSE_HOST and
	OMP_CLAUSE_DEVICE. Add support for OMP_CLAUSE_SELF.
	* trans-openmp.c (gfc_trans_omp_clauses): Remove support for
	OMP_LIST_HOST and OMP_LIST_DEVICE since they are treated as memory
	maps now.
	(gfc_trans_oacc_executable_directive): Remove stale EXEC_OACC_WAIT.

2014-10-31  Cesar Philippidis  <cesar@codesourcery.com>

	* gfortran.h (struct gfc_omp_clauses): Remove non_clause_wait_expr.
	* dump-parse-tree.c (show_omp_clauses): Likewise.
	* openmp.c (gfc_free_omp_clauses): Likewise.
	(gfc_match_omp_clauses): Update handling of async.
	(OACC_WAIT_CLAUSE_MASK): New define.
	(gfc_match_oacc_wait): Make the wait directive comply with OpenACC 2.0.
	(resolve_omp_clauses): Use resolve_oacc_scalar_in_expr inspect
	arguments to the wait clause.
	(resolve_oacc_wait): Remove.
	(gfc_resolve_oacc_directive): Handle EXEC_OACC_WAIT with
	resolve_omp_clauses.
	* trans-openmp.c (gfc_trans_omp_clauses): Update handling of OpenACC
	wait arguments.
	(gfc_trans_oacc_executable_directive): Remove EXEC_OACC_WAIT.
	(gfc_trans_oacc_wait_directive): New function.
	(gfc_trans_oacc_directive): Use it.

2014-10-15  James Norris  <jnorris@codesourcery.com>

	* types.def (BT_FN_VOID_INT_PTR_INT): New type.

2014-09-23  Thomas Schwinge  <thomas@codesourcery.com>

	* f95-lang.c (DEF_GOACC_BUILTIN_COMPILER): New macro.
	* types.def (BT_FN_INT_INT): New type.

2014-09-08  Cesar Philippidis  <cesar@codesourcery.com>

	* gfortran.h (enum OMP_LIST_FIRST, OMP_LIST_LAST): New
	OMP enums.
	* openmp.c (oacc_compatible_clauses): New function.
	(resolve_omp_clauses): Use it.
	(struct omp_context): Add is_openmp member.
	(gfc_resolve_omp_parallel_blocks): Set is_openmp true.
	(gfc_resolve_do_iterator): Scan for compatible clauses.
	(typedef oacc_context): Remove.
	(oacc_current_ctx): Remove. Use omp_current_ctx for both
	OpenACC and OpenMP.
	(resolve_oacc_directive_inside_omp_region): Replace
	oacc_current_ctx with omp_current_ctx.
	(resolve_omp_directive_inside_oacc_region): Likewise.
	(resolve_oacc_nested_loops): Likewise.
	(resolve_oacc_params_in_parallel): Likewise.
	(resolve_oacc_loop_blocks): Likewise. Set is_openmp to false.

2014-07-28  Cesar Philippidis  <cesar@codesourcery.com>
	    Thomas Schwinge  <thomas@codesourcery.com>
	    Ilmir Usmanov  <i.usmanov@samsung.com>

	* gfortran.h (gfc_omp_map_op): Add OMP_MAP_FORCE_ALLOC,
	OMP_MAP_FORCE_DEALLOC, OMP_MAP_FORCE_TO, OMP_MAP_FORCE_FROM,
	OMP_MAP_FORCE_TOFROM, OMP_MAP_FORCE_PRESENT.
	(enum) Remove OMP_LIST_OACC_COPYIN, OMP_LIST_COPYOUT,
	OMP_LIST_CREATE, OMP_LIST_DELETE, OMP_LIST_PRESENT,
	OMP_LIST_PRESENT_OR_COPY, OMP_LIST_PRESENT_OR_COPYIN,
	OMP_LIST_PRESENT_OR_COPYOUT, OMP_LIST_PRESENT_OR_CREATE.
	* dump-parse-tree.c (show_omp_clauses): Remove handling of
	OMP_LIST_OACC_COPYIN, OMP_LIST_COPYOUT,	OMP_LIST_CREATE,
	OMP_LIST_DELETE, OMP_LIST_PRESENT, OMP_LIST_PRESENT_OR_COPY,
	OMP_LIST_PRESENT_OR_COPYIN, OMP_LIST_PRESENT_OR_COPYOUT,
	OMP_LIST_PRESENT_OR_CREATE.
	* openmp.c (OMP_CLAUSE_OACC_COPYIN): Remove define.
	(gfc_match_omp_map_clause): New function.
	(gfc_match_omp_clauses): New openacc argument. Treat
	OMP_CLAUSE_COPY, OMP_CLAUSE_COPYOUT, OMP_CLAUSE_CREATE,
	OMP_CLAUSE_DELETE, OMP_CLAUSE_PRESENT, OMP_CLAUSE_PRESENT_OR_COPY,
	OMP_CLAUSE_PRESENT_OR_COPYIN, OMP_CLAUSE_PRESENT_OR_COPYOUT, and
	OMP_CLAUSE_PRESENT_OR_CREATE as OpenMP memory maps. Also, remove
	support for OMP_CLAUSE_OACC_COPYIN. Make OMP_CLAUSE_COPYIN
	represent the COPYIN clause for both OpenACC and OpenMP.
	(OACC_PARALLEL_CLAUSES): Replace OMP_CLAUSE_OACC_COPYIN with
	OMC_CLAUSE_COPYIN.
	(OACC_KERNEL_CLAUSES): Likewise.
	(OACC_DATA_CLAUSES): Likewise.
	(OACC_DECLARE_CLAUSES): Likewise.
	(OACC_ENTER_DATA_CLAUSES): Likewise.
	(gfc_match_oacc_parallel_loop): Call gfc_match_omp_clauses with
	the openacc parameter as true.
	(gfc_match_oacc_parallel): Likewise.
	(gfc_match_oacc_kernels_loop): Likewise.
	(gfc_match_oacc_kernels): Likewise.
	(gfc_match_oacc_data): Likewise.
	(gfc_match_oacc_host_data): Likewise.
	(gfc_match_oacc_loop): Likewise.
	(gfc_match_oacc_declare): Likewise.
	(gfc_match_oacc_update): Likewise.
	(gfc_match_oacc_enter_data): Likewise.
	(gfc_match_oacc_exit_data): Likewise.
	(resolve_omp_clauses): New openacc argument. Call
	resolve_oacc_data_clauses to check additional errors.
	(resolve_oacc_loop): Update call to resolve_omp_clauses.
	(resolve_oacc_wait): Likewise.
	(gfc_resolve_oacc_declare): Likewise.
	(gfc_resolve_oacc_directive): Likewise.
	* trans-openmp.c (gfc_trans_omp_clauses): Remove
	OMP_LIST_OACC_COPYIN, OMP_LIST_COPYOUT, OMP_LIST_CREATE,
	OMP_LIST_DELETE, OMP_LIST_PRESENT, OMP_LIST_PRESENT_OR_COPY,
	OMP_LIST_PRESENT_OR_COPYIN, OMP_LIST_PRESENT_OR_COPYOUT,
	OMP_LIST_PRESENT_OR_CREATE switch items. Handle
	OMP_MAP_FORCE_ALLOC, OMP_MAP_FORCE_DEALLOC, OMP_MAP_FORCE_TO,
	OMP_MAP_FORCE_FROM, OMP_MAP_FORCE_TOFROM, OMP_MAP_FORCE_PRESENT
	clause memory mappings.

2014-07-08  Cesar Philippidis  <cesar@codesourcery.com>

	* gcc/fortran/scanner.c (gfc_next_char_literal): Fix the scan for
	*$acc.

2014-07-03  Cesar Philippidis  <cesar@codesourcery.com>

	* scanner.c (skip_fixed_comments): Reset openacc_flag
	if an openacc directive wasn't found.

2014-06-13  Ilmir Usmanov  <i.usmanov@samsung.com>
	    Cesar Philippidis  <cesar@codesourcery.com>

	* trans-openmp.c (gfc_trans_oacc_combined_directive): Move under
	gfc_trans_omp_do.
	(gfc_trans_omp_do, gfc_trans_oacc_directive): Handle EXEC_OACC_LOOP.

2014-04-05  Tobias Burnus  <burnus@net-b.de>

	PR fortran/60283
	* parse.c (decode_oacc_directive): Use gfc_unset_implicit_pure.

2014-03-18  Thomas Schwinge  <thomas@codesourcery.com>

	* f95-lang.c (DEF_FUNCTION_TYPE_10): Define.
	* types.def
	(BT_FN_VOID_INT_OMPFN_PTR_SIZE_PTR_PTR_PTR_INT_INT_INT): New type.

2014-03-13  Ilmir Usmanov  <i.usmanov@samsung.com>

	OpenACC 1.0 support.

	* dump-parse-tree.c
	(show_omp_node): Dump also OpenACC executable statements.
	(show_code_node): Call it.
	(show_namespace): Dump !$ACC DECLARE directive.
	* gfortran.h
	(ST_OACC_PARALLEL_LOOP, ST_OACC_END_PARALLEL_LOOP, ST_OACC_PARALLEL,
	ST_OACC_END_PARALLEL, ST_OACC_KERNELS, ST_OACC_END_KERNELS,
	ST_OACC_DATA, ST_OACC_END_DATA, ST_OACC_HOST_DATA,
	ST_OACC_END_HOST_DATA, ST_OACC_LOOP, ST_OACC_DECLARE, ST_OACC_UPDATE,
	ST_OACC_WAIT, ST_OACC_CACHE, ST_OACC_KERNELS_LOOP,
	ST_OACC_END_KERNELS_LOOP, ST_OACC_ENTER_DATA,
	ST_OACC_EXIT_DATA, ST_OACC_END_LOOP): New statements.
	(gfc_expr_list): New structure to hold list of expressions.
	(OMP_LIST_COPY, OMP_LIST_DATA_CLAUSE_FIRST,
	OMP_LIST_OACC_COPYIN, OMP_LIST_COPYOUT, OMP_LIST_CREATE, OMP_LIST_DELETE,
	OMP_LIST_PRESENT, OMP_LIST_PRESENT_OR_COPY,
	OMP_LIST_PRESENT_OR_COPYIN, OMP_LIST_PRESENT_OR_COPYOUT,
	OMP_LIST_PRESENT_OR_CREATE, OMP_LIST_DEVICEPTR,
	OMP_LIST_DATA_CLAUSE_LAST, OMP_LIST_USE_DEVICE,
	OMP_LIST_DEVICE_RESIDENT, OMP_LIST_HOST, OMP_LIST_DEVICE,
	OMP_LIST_CACHE): New types of list, allowed in clauses.
	(gfc_omp_clauses): Add OpenACC clauses.
	(gfc_namespace): Add OpenACC declare directive clauses.
	(EXEC_OACC_KERNELS_LOOP, EXEC_OACC_PARALLEL_LOOP, EXEC_OACC_PARALLEL,
	EXEC_OACC_KERNELS, EXEC_OACC_DATA, EXEC_OACC_HOST_DATA, EXEC_OACC_LOOP,
	EXEC_OACC_UPDATE, EXEC_OACC_WAIT, EXEC_OACC_CACHE, EXEC_OACC_ENTER_DATA,
	EXEC_OACC_EXIT_DATA): New executable statements.
	(gfc_free_expr_list): New function declaration.
	(gfc_resolve_oacc_directive): Likewise.
	(gfc_resolve_oacc_parallel_loop_blocks): Likewise.
	(gfc_resolve_oacc_blocks): Likewise.
	* match.c (match_exit_cycle): Add support of OpenACC regions and loops.
	* match.h (gfc_match_oacc_cache): New function declaration.
	(gfc_match_oacc_wait, gfc_match_oacc_update): Likewise.
	(gfc_match_oacc_declare, gfc_match_oacc_loop): Likewise.
	(gfc_match_oacc_host_data, gfc_match_oacc_data): Likewise.
	(gfc_match_oacc_kernels, gfc_match_oacc_kernels_loop): Likewise.
	(gfc_match_oacc_parallel, gfc_match_oacc_parallel_loop): Likewise.
	(gfc_match_oacc_enter_data, gfc_match_oacc_exit_data): Likewise.
	* parse.c (decode_oacc_directive): New function.
	(verify_token_free, verify_token_fixed): New helper functions.
	(next_free, next_fixed): Decode !$ACC sentinel.
	(case_executable): Add ST_OACC_UPDATE, ST_OACC_WAIT, ST_OACC_CACHE,
	ST_OACC_ENTER_DATA and ST_OACC_EXIT_DATA directives.
	(case_exec_markers): Add ST_OACC_PARALLEL_LOOP, ST_OACC_PARALLEL,
	ST_OACC_KERNELS, ST_OACC_DATA, ST_OACC_HOST_DATA, ST_OACC_LOOP and
	ST_OACC_KERNELS_LOOP directives.
	(push_state): Initialize OpenACC declare clauses.
	(gfc_ascii_statement): Dump names of OpenACC directives.
	(verify_st_order): Verify OpenACC declare directive as declarative.
	(parse_spec): Push clauses to state stack when declare directive is
	parsed.
	(parse_oacc_structured_block, parse_oacc_loop): New functions.
	(parse_executable): Call them.
	(parse_progunit): Move declare clauses from state stack to namespace.
	* parse.h (gfc_state_data): Add declare directive's clauses.
	* resolve.c (gfc_resolve_blocks): Resolve OpenACC directives.
	(resolve_code): Likewise.
	* scanner.c (openacc_flag, openacc_locus): New static variables.
	(skip_oacc_attribute, skip_omp_attribute): New helper functions.
	(skip_free_comments, skip_fixed_comments): Don't skip !$ACC sentinel.
	(gfc_next_char_literal): Support OpenACC directives.
	* st.c (gfc_free_statement): Free also OpenACC directives. 
	* openmp.c
	(gfc_free_omp_clauses): Remove also OpenACC clauses.
	(gfc_free_expr_list): New function to clear expression list.
	(match_oacc_expr_list): New function to match expression list.
	(match_oacc_clause_gang): New function to match OpenACC 2.0 gang clauses.
	(OMP_CLAUSE_ASYNC, OMP_CLAUSE_NUM_GANGS,
	OMP_CLAUSE_NUM_WORKERS, OMP_CLAUSE_VECTOR_LENGTH,
	OMP_CLAUSE_COPY, OMP_CLAUSE_OACC_COPYIN,
	OMP_CLAUSE_COPYOUT, OMP_CLAUSE_CREATE, OMP_CLAUSE_PRESENT,
	OMP_CLAUSE_PRESENT_OR_COPY, OMP_CLAUSE_PRESENT_OR_COPYIN,
	OMP_CLAUSE_PRESENT_OR_COPYOUT, OMP_CLAUSE_PRESENT_OR_CREATE,
	OMP_CLAUSE_DEVICEPTR, OMP_CLAUSE_GANG, OMP_CLAUSE_WORKER,
	OMP_CLAUSE_VECTOR, OMP_CLAUSE_SEQ, OMP_CLAUSE_INDEPENDENT,
	OMP_CLAUSE_USE_DEVICE, OMP_CLAUSE_HOST, OMP_CLAUSE_DEVICE_RESIDENT,
	OMP_CLAUSE_DEVICE, OMP_CLAUSE_DEFAULT, OMP_CLAUSE_WAIT,
	OMP_CLAUSE_DELETE, OMP_CLAUSE_AUTO, OMP_CLAUSE_TILE): New clauses.
	(OACC_PARALLEL_CLAUSES, OACC_KERNELS_CLAUSES, OACC_DATA_CLAUSES,
	OACC_LOOP_CLAUSES, OACC_PARALLEL_LOOP_CLAUSES,
	OACC_KERNELS_LOOP_CLAUSES, OACC_HOST_DATA_CLAUSES, OACC_DECLARE_CLAUSES,
	OACC_UPDATE_CLAUSES, OACC_ENTER_DATA_CLAUSES,
	OACC_EXIT_DATA_CLAUSES): New defines.
	(gfc_match_oacc_parallel_loop, gfc_match_oacc_parallel,
	gfc_match_oacc_kernels_loop, gfc_match_oacc_kernels,
	gfc_match_oacc_data, gfc_match_oacc_host_data, gfc_match_oacc_loop,
	gfc_match_oacc_declare, gfc_match_oacc_update,
	gfc_match_oacc_enter_data, gfc_match_oacc_exit_data,
	gfc_match_oacc_wait, gfc_match_oacc_cache, oacc_is_loop,
	check_symbol_not_pointer, resolve_oacc_scalar_int_expr,
	resolve_oacc_positive_int_expr, check_array_not_assumed,
	resolve_oacc_data_clauses, resolve_oacc_deviceptr_clause,
	oacc_is_parallel, oacc_is_kernels, omp_code_to_statement,
	oacc_code_to_statement, resolve_oacc_directive_inside_omp_region,
	resolve_omp_directive_inside_oacc_region, resolve_oacc_nested_loops,
	resolve_oacc_params_in_parallel, resolve_oacc_loop_blocks,
	gfc_resolve_oacc_blocks, resolve_oacc_loop, resolve_oacc_cache,
	resolve_oacc_wait, gfc_resolve_oacc_declare,
	gfc_resolve_oacc_directive): New functions.
	(resolve_omp_clauses): Resolve also OpenACC clauses.
	(gfc_resolve_omp_directive): Check for enclosing OpenACC region. 
	* trans-decl.c
	(gfc_generate_function_code): Insert OACC_DECLARE GENERIC node.
	* trans-openmp.c (gfc_convert_expr_to_tree): New helper function.
	(gfc_trans_omp_array_reduction): Support also OpenACC. Add parameter.
	(gfc_trans_omp_reduction_list): Update.
	(gfc_trans_oacc_construct): New transform function.
	(gfc_trans_omp_map_clause_list): Likewise.
	(gfc_trans_oacc_executable_directive): Likewise.
	(gfc_trans_oacc_combined_directive, gfc_trans_oacc_declare): Likewise.
	(gfc_trans_oacc_directive): Use them.
	(gfc_trans_oacc_loop): Stub.
	(gfc_trans_omp_clauses): Transform OpenACC clauses.
	* trans-stmt.h  (gfc_trans_oacc_directive): New function prototype.
	(gfc_trans_oacc_declare): Likewise.
	* trans.c (trans_code): Transform also OpenACC directives. 

2013-11-07  Thomas Schwinge  <thomas@codesourcery.com>

	* f95-lang.c (DEF_GOACC_BUILTIN): New macro.
	Include "../oacc-builtins.def".

	* cpp.c (cpp_define_builtins): Conditionally define _OPENACC.

	* lang.opt (fopenacc): New option.
	* invoke.texi (-fopenacc): Document it.
	* gfortran.h (gfc_option_t): New member.
	* options.c (gfc_init_options, gfc_handle_option): Handle it.

2013-09-26  Jakub Jelinek  <jakub@redhat.com>

	* types.def
	(BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): Remove.
	(BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT_PTR): New.

2013-09-19  Jakub Jelinek  <jakub@redhat.com>

	* types.def (BT_FN_VOID_INT_SIZE_PTR_PTR_PTR): Remove.
	(BT_FN_VOID_INT_PTR_SIZE_PTR_PTR_PTR): New.

2013-09-18  Jakub Jelinek  <jakub@redhat.com>

	* trans-openmp.c (gfc_omp_clause_default_ctor,
	gfc_omp_clause_dtor): Return NULL for OMP_CLAUSE_REDUCTION.

2013-09-05  Jakub Jelinek  <jakub@redhat.com>

	* types.def (BT_FN_VOID_UINT_UINT, BT_FN_VOID_INT_SIZE_PTR_PTR_PTR,
	BT_FN_VOID_INT_OMPFN_PTR_SIZE_PTR_PTR_PTR): New.

2013-07-09  Jakub Jelinek  <jakub@redhat.com>

	* types.def (BT_FN_BOOL_INT, BT_FN_BOOL_INT_BOOL): New.

2013-04-10  Jakub Jelinek  <jakub@redhat.com>

	* f95-lang.c (DEF_FUNCTION_TYPE_8): Define.
	* types.def (DEF_FUNCTION_TYPE_8): Document.
	(BT_FN_VOID_OMPFN_PTR_UINT, BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
	BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): Remove.
	(BT_FN_VOID_OMPFN_PTR_UINT_UINT_UINT,
	BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_UINT,
	BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG_UINT): New.

2013-03-27  Jakub Jelinek  <jakub@redhat.com>

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