diff options
Diffstat (limited to 'libgomp/libgomp.texi')
| -rw-r--r-- | libgomp/libgomp.texi | 70 |
1 files changed, 40 insertions, 30 deletions
diff --git a/libgomp/libgomp.texi b/libgomp/libgomp.texi index bad06e1..cc44efd 100644 --- a/libgomp/libgomp.texi +++ b/libgomp/libgomp.texi @@ -462,28 +462,33 @@ Technical Report (TR) 13 is the third preview for OpenMP 6.0. @item Full support for Fortran 2023 was added @tab P @tab @item @code{_ALL} suffix to the device-scope environment variables @tab P @tab Host device number wrongly accepted -@item @code{num_threads} now accepts a list @tab N @tab +@item @code{num_threads} clause now accepts a list @tab N @tab @item Abstract names added for @code{OMP_NUM_THREADS}, @code{OMP_THREAD_LIMIT} and @code{OMP_TEAMS_THREAD_LIMIT} @tab N @tab @item Supporting increments with abstract names in @code{OMP_PLACES} @tab N @tab @item Extension of @code{OMP_DEFAULT_DEVICE} and new @code{OMP_AVAILABLE_DEVICES} environment vars @tab N @tab +@item New @code{uid} trait for target devices and for + @code{OMP_AVAILABLE_DEVICES} and @code{OMP_DEFAULT_DEVICE} @tab N @tab @item New @code{OMP_THREADS_RESERVE} environment variable @tab N @tab @item The @code{decl} attribute was added to the C++ attribute syntax @tab Y @tab -@item The OpenMP directive syntax was extended to include C 23 attribute +@item The OpenMP directive syntax was extended to include C23 attribute specifiers @tab Y @tab @item Support for pure directives in Fortran's @code{do concurrent} @tab N @tab @item All inarguable clauses take now an optional Boolean argument @tab N @tab @item The @code{adjust_args} clause was extended to specify the argument by position + and supports variadic arguments @tab N @tab @item For Fortran, @emph{locator list} can be also function reference with data pointer result @tab N @tab @item Concept of @emph{assumed-size arrays} in C and C++ @tab N @tab @item @emph{directive-name-modifier} accepted in all clauses @tab N @tab -@item Argument-free version of @code{depobj} including added @code{init} clause - @tab N @tab +@item Extension of @code{interop} operation of @code{append_args}, allowing + all modifiers of the @code{init} clause @tab N @tab +@item New argument-free version of @code{depobj} with repeatable clauses and + the @code{init} clause @tab N @tab @item Undeprecate omitting the argument to the @code{depend} clause of the argument version of the @code{depend} construct @tab Y @tab @item For Fortran, atomic with BLOCK construct and, for C/C++, with @@ -492,19 +497,20 @@ Technical Report (TR) 13 is the third preview for OpenMP 6.0. @item For Fortran, atomic with enum and enumeration types @tab N @tab @item For Fortran, atomic compare with storing the comparison result @tab N @tab -@item New @code{looprange} clause @tab N @tab +@item Canonical loop sequences and new @code{looprange} clause @tab N @tab @item For Fortran, handling polymorphic types in data-sharing-attribute clauses @tab P @tab @code{private} not supported @item For Fortran, rejecting polymorphic types in data-mapping clauses @tab N @tab not diagnosed (and mostly unsupported) @item New @code{taskgraph} construct including @code{saved} modifier and @code{replayable} clause @tab N @tab -@item @code{default} clause on the @code{target} directive @tab N @tab -@item Ref-count change for @code{use_device_ptr} and @code{use_device_addr} - @tab N @tab +@item @code{default} clause on the @code{target} directive and accepting + variable categories @tab N @tab +@item Semantic change regarding the reference count update with + @code{use_device_ptr} and @code{use_device_addr} @tab N @tab @item Support for inductions @tab N @tab -@item Deprecation of the combiner expression in the @code{declare_reduction} - argument @tab N @tab +@item Reduction over private variables with @code{reduction} clause + @tab N @tab @item Implicit reduction identifiers of C++ classes @tab N @tab @item New @code{init_complete} clause to the @code{scan} directive @@ -512,8 +518,6 @@ Technical Report (TR) 13 is the third preview for OpenMP 6.0. @item @code{ref} modifier to the @code{map} clause @tab N @tab @item New @code{storage} map-type modifier; context-dependent @code{alloc} and @code{release} are aliases @tab N @tab -@item Update of the map-type decay for mapping and @code{declare_mapper} - @tab N @tab @item Change of the @emph{map-type} property from @emph{ultimate} to @emph{default} @tab N @tab @item @code{self} modifier to @code{map} and @code{self} as @@ -524,8 +528,9 @@ Technical Report (TR) 13 is the third preview for OpenMP 6.0. @item For Fortran, the @code{automap} modifier to the @code{enter} clause of @code{declare_target} @tab N @tab @item @code{groupprivate} directive @tab N @tab -@item @code{local} clause to @code{declare target} directive @tab N @tab -@item @code{part_size} allocator trait @tab N @tab +@item @code{local} clause to @code{declare_target} directive @tab N @tab +@item @code{part_size} allocator trait for @code{interleaved} allocator + partitions @tab N @tab @item @code{pin_device}, @code{preferred_device} and @code{target_access} allocator traits @tab N @tab @@ -533,12 +538,7 @@ Technical Report (TR) 13 is the third preview for OpenMP 6.0. @item New @code{partitioner} value to @code{partition} allocator trait @tab N @tab @item Semicolon-separated list to @code{uses_allocators} @tab N @tab -@item New @code{uid} trait for target devices and for - @code{OMP_AVAILABLE_DEVICES} and @code{OMP_DEFAULT_DEVICE} @tab N @tab -@item Extension of @code{interop} operation of @code{append_args}, allowing - all modifiers of the @code{init} clause @tab N @tab -@item For @code{adjust_args}, new @code{need_device_addr} clause and - handling variadic arguments @tab N @tab +@item New @code{need_device_addr} modifier to @code{adjust_args} clause @tab N @tab @item @code{interop} clause to @code{dispatch} @tab N @tab @item Scope requirement changes for @code{declare_target} @tab N @tab @item @code{message} and @code{severity} clauses to @code{parallel} directive @@ -563,12 +563,15 @@ Technical Report (TR) 13 is the third preview for OpenMP 6.0. @code{loop} construct @tab N @tab @item @code{atomic} permitted in a construct with @code{order(concurrent)} @tab N @tab +@item Lifted restrictions on not-strictly-nested regions with + @code{order(concurrent)} @tab N @tab @item @code{workdistribute} directive for Fortran @tab N @tab -@item Fortran DO CONCURRENT as associated loop in a @code{loop} construct +@item Fortran @code{DO CONCURRENT} as associated loop in a @code{loop} construct @tab N @tab +@item New @code{task_iteration} directive inside @code{taskloop} @tab N @tab @item @code{threadset} clause in task-generating constructs @tab N @tab @item New @code{priority} clause to @code{target}, @code{target_enter_data}, - @code{target_data}, @code{ŧarget_exit_data} and @code{target_update} + @code{target_data}, @code{target_exit_data} and @code{target_update} @tab N @tab @item New @code{device_type} clause to the @code{target} directive. @tab N @tab @@ -581,6 +584,10 @@ Technical Report (TR) 13 is the third preview for OpenMP 6.0. @item @code{memscope} clause to @code{atomic} and @code{flush} @tab N @tab @item New @code{transparent} clause for multi-generational task-dependence graphs @tab N @tab +@item The @code{cancel} construct new completes tasks with unfulfilled events + @tab N @tab +@item @code{omp_fulfill_event} routine was restricted regarding fulfillment of + event variables @tab N @tab @item Added rule for compound-directive names, permitting many more combinations @tab N @tab @item @code{omp_is_free_agent} and @code{omp_ancestor_is_free_agent} routines @@ -596,8 +603,8 @@ Technical Report (TR) 13 is the third preview for OpenMP 6.0. @item Routines for obtaining memory spaces/allocators for shared/device memory @tab N @tab @item @code{omp_get_memspace_num_resources} routine @tab N @tab -@item @code{omp_get_submemspace} routine @tab N @tab @item @code{omp_get_memspace_pagesize} routine @tab N @tab +@item @code{omp_get_submemspace} routine @tab N @tab @item @code{omp_init_mempartitioner}, @code{omp_destroy_mempartitioner}, @code{omp_init_mempartition}, @code{omp_destroy_mempartition}, @code{omp_mempartition_set_part}, @code{omp_mempartition_get_user_data} @@ -613,11 +620,15 @@ Technical Report (TR) 13 is the third preview for OpenMP 6.0. @code{ompt_target_data_transfer_from_device_async} of the @code{target_data_op} OMPT type were deprecated @tab N @tab @item @code{ompt_get_buffer_limits} OMPT routine @tab N @tab +@end multitable -@c From the deprecation list, unless listed above. - +@unnumberedsubsec Deprecated features, unless listed above. +@multitable @columnfractions .60 .10 .25 @item Deprecation of omitting the optional white space to separate adjacent - keywords in the directive-name in Fortran @tab N @tab + keywords in the directive-name in Fortran (fixed and free source form) + @tab N @tab +@item Deprecation of the combiner expression in the @code{declare_reduction} + argument @tab N @tab @item Deprecation of the Fortran include file @code{omp_lib.h} @tab N @tab @end multitable @@ -625,13 +636,12 @@ Technical Report (TR) 13 is the third preview for OpenMP 6.0. @unnumberedsubsec Other new TR 13 features @multitable @columnfractions .60 .10 .25 @item Multi-word directives now use underscore by default @tab N @tab -@item Canonical loop nest enclosed in (multiple) curly braces (C/C++) or BLOCK constructs (Fortran) - @tab N @tab @item Relaxed Fortran restrictions to the @code{aligned} clause @tab N @tab @item Mapping lambda captures @tab N @tab @item New @code{omp_pause_stop_tool} constant for omp_pause_resource @tab N @tab -@item Multi-word directive names are now permitted with underscore @tab N @tab -@item In Fortran (fixed + free), space between directive names is mandatory +@item In Fortran (fixed and free source form), spaces between directive names are mandatory + @tab N @tab +@item Update of the map-type decay for mapping and @code{declare_mapper} @tab N @tab @end multitable |