libgomp.texi: Extend OpenMP 5.0 Implementation Status

libgomp/
	* libgomp.texi (OpenMP Implementation Status): Extend
	OpenMP 5.0 section.
	(OpenACC Profiling Interface): Fix typo.
This commit is contained in:
Tobias Burnus 2021-09-07 18:29:46 +02:00
parent 020e2db0a8
commit ff7bc505b1
1 changed files with 93 additions and 3 deletions

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@ -172,8 +172,98 @@ The OpenMP 4.5 specification is fully supported.
@node OpenMP 5.0
@section OpenMP 5.0
Partial support of the OpenMP 5.0 specification. The OMPT and the OMPD
interfaces are unsupported.
@unnumberedsubsec New features listed in Appendix B of the OpenMP specification
@c This list is sorted as in OpenMP 5.1's B.3 not as in OpenMP 5.0's B.2
@multitable @columnfractions .60 .10 .25
@headitem Description @tab Status @tab Comments
@item Array shaping @tab N @tab
@item Array sections with non-unit strides in C and C++ @tab N @tab
@item Iterators @tab Y @tab
@item @code{metadirective} directive @tab N @tab
@item @code{declare variant} directive
@tab P @tab Only C and C++, simd traits not handled correctly
@item @emph{target-offload-var} ICV and @code{OMP_TARGET_OFFLOAD}
env variable @tab Y @tab
@item Nested-parallel changes to @emph{max-active-levels-var} ICV @tab Y @tab
@item @code{requires} directive @tab P
@tab Only fulfillable requirement is @code{atomic_default_mem_order}
@item @code{teams} construct outside an enclosing target region @tab Y @tab
@item Non-rectangular loop nests @tab Y @tab
@item @code{!=} as relational-op in canonical loop form for C/C++ @tab Y @tab
@item @code{nonmonotonic} as default loop schedule modifier for worksharing-loop
constructs @tab Y @tab
@item Collapse of associated loops that are imperfectly nested loops @tab N @tab
@item Clauses @code{if}, @code{nontemporal} and @code{order(concurrent)} in
@code{simd} construct @tab Y @tab
@item @code{atomic} constructs in @code{simd} @tab Y @tab
@item @code{loop} construct @tab Y @tab
@item @code{order(concurrent)} clause @tab Y @tab
@item @code{scan} directive and @code{in_scan} modifier for the
@code{reduction} clause @tab Y @tab
@item @code{in_reduction} clause on @code{task} constructs @tab Y @tab
@item @code{in_reduction} clause on @code{target} constructs @tab P
@tab Only C/C++, @code{nowait} only stub
@item @code{task_reduction} clause with @code{taskgroup} @tab Y @tab
@item @code{task} modifier to @code{reduction} clause @tab Y @tab
@item @code{affinity} clause to @code{task} construct @tab Y @tab Stub only
@item @code{detach} clause to @code{task} construct @tab Y @tab
@item @code{omp_fulfill_event} runtime routine @tab Y @tab
@item @code{reduction} and @code{in_reduction} clauses on @code{taskloop}
and @code{taskloop simd} constructs @tab Y @tab
@item @code{taskloop} construct cancelable by @code{cancel} construct
@tab Y @tab
@item @code{mutexinouset} @emph{dependence-type} for @code{depend} clause
@tab Y @tab
@item Predefined memory spaces, memory allocators, allocator traits
@tab Y @tab Some are only stubs
@item Memory management routines @tab Y @tab
@item @code{allocate} directive @tab N @tab
@item @code{allocate} clause @tab P @tab initial support in C/C++ only
@item @code{use_device_addr} clause on @code{target data} @tab Y @tab
@item @code{ancestor} modifier on @code{device} clause
@tab P @tab Reverse offload unsupported
@item Implicit declare target directive @tab Y @tab
@item Discontiguous array section with @code{target update} construct
@tab N @tab
@item C/C++'s lvalue expressions in @code{to}, @code{from}
and @code{map} clauses @tab N @tab
@item C/C++'s lvalue expressions in @code{depend} clauses @tab Y @tab
@item Nested @code{declare target} directive @tab Y @tab
@item Combined @code{master} constructs @tab Y @tab
@item @code{depend} clause on @code{taskwait} @tab Y @tab
@item Weak memory ordering clauses on @code{atomic} and @code{flush} construct
@tab Y @tab
@item @code{hint} clause on the @code{atomic} construct @tab Y @tab Stub only
@item @code{depobj} construct and depend objects @tab Y @tab
@item Lock hints were renamed to synchronization hints @tab Y @tab
@item @code{conditional} modifier to @code{lastprivate} clause @tab Y @tab
@item Map-order clarifications @tab P @tab
@item @code{close} @emph{map-type-modifier} @tab Y @tab
@item Mapping C/C++ pointer variables and to assign the address of
device memory mapped by an array section @tab P @tab
@item Mapping of Fortran pointer and allocatable variables, including pointer
and allocatable components of variables
@tab P @tab Mapping of vars with allocatable components unspported
@item @code{defaultmap} extensions @tab Y @tab
@item @code{declare mapper} directive @tab N @tab
@item @code{omp_get_supported_active_levels} routine @tab Y @tab
@item Runtime routines and environment variables to display runtime thread
affinity information @tab Y @tab
@item @code{omp_pause_resource} and @code{omp_pause_resource_all} runtime
routines @tab Y @tab
@item @code{omp_get_device_num} runtime routine @tab Y @tab
@item OMPT interface @tab N @tab
@item OMPD interface @tab N @tab
@end multitable
@unnumberedsubsec Other new OpenMP 5.0 features
@multitable @columnfractions .60 .10 .25
@headitem Description @tab Status @tab Comments
@item Supporting C++'s range-based for loop @tab Y @tab
@end multitable
@node OpenMP 5.1
@section OpenMP 5.1
@ -3853,7 +3943,7 @@ Remarks about certain event types:
@c See 'DEVICE_INIT_INSIDE_COMPUTE_CONSTRUCT' in
@c 'libgomp.oacc-c-c++-common/acc_prof-kernels-1.c',
@c 'libgomp.oacc-c-c++-common/acc_prof-parallel-1.c'.
Whan a compute construct triggers implicit
When a compute construct triggers implicit
@code{acc_ev_device_init_start} and @code{acc_ev_device_init_end}
events, they currently aren't @emph{nested within} the corresponding
@code{acc_ev_compute_construct_start} and