[clang] Add table to track OpenMP 5.2 Support; Update status of task graph (PR #158322)

[via cfe-commits]

https://github.com/CatherineMoore created https://github.com/llvm/llvm-project/pull/158322

implementation;

>From 35eb8c9152152157567df23211a2d958a5297847 Mon Sep 17 00:00:00 2001
From: Catherine Moore <catherine.moore at amd.com>
Date: Fri, 12 Sep 2025 11:25:37 -0500
Subject: [PATCH] Add table to track OpenMP 5.2 Support; Update status of task
 graph implementation;

---
 clang/docs/OpenMPSupport.rst | 89 +++++++++++++++++++++++++++++++++++-
 1 file changed, 87 insertions(+), 2 deletions(-)

diff --git a/clang/docs/OpenMPSupport.rst b/clang/docs/OpenMPSupport.rst
index 741946e58a4f9..0f0f09574abb4 100644
--- a/clang/docs/OpenMPSupport.rst
+++ b/clang/docs/OpenMPSupport.rst
@@ -348,12 +348,97 @@ implementation.
 +------------------------------+--------------------------------------------------------------+--------------------------+-----------------------------------------------------------------------+
 
 
+.. _OpenMP 5.2 implementation details:
+
+OpenMP 5.2 Implementation Details
+=================================
+
+The following table provides a quick overview of various OpenMP 5.2 features
+and their implementation status. Please post on the
+`Discourse forums (Runtimes - OpenMP category)`_ for more
+information or if you want to help with the
+implementation.
+
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+|Feature                                                      | C/C++ Status              |  Fortran Status           | Reviews                                                                  |
++=============================================================+===========================+===========================+==========================================================================+
+| omp_in_explicit_task()                                      | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| semantics of explicit_task_var and implicit_task_var        | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| ompx sentinel for C/C++ directive extensions                | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| ompx prefix for clause extensions                           | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| if clause on teams construct                                | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| step modifier added                                         | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| declare mapper: Add iterator modifier on map clause         | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| declare mapper: Add iterator modifier on map clause         | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| memspace and traits modifiers to uses allocator         i   | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| Add otherwise clause to metadirectives                      | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| doacross clause with support for omp_cur_iteration          | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| position of interop_type in init clause on iterop           | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| implicit map type for target enter/exit data                | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| work OMPT type for work-sharing loop constructs             | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| allocate and firstprivate on scope directive                | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| Change loop consistency for order clause                    | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| Add memspace and traits modifiers to uses_allocators        | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| Keep original base pointer on map w/o matched candidate     | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| Pure procedure support for certain directives               | :none:`N/A`               | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| ALLOCATE statement support for allocators                   | :none:`N/A`               | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| dispatch construct extension to support end directive       | :none:`N/A`               | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+|OpenMP 5.2 Deprecations                                      | C/C++ Status              |  Fortran Status           | Reviews                                                                  |
++=============================================================+===========================+===========================+==========================================================================+
+| Linear clause syntax                                        | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| The minus operator                                          | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| Map clause modifiers without commas                         | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| The use of allocate directives with ALLOCATE statement      | :good:`N/A`               | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| uses_allocators list syntax                                 | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| The default clause on metadirectives                        | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| The delimited form of the declare target directive          | :none:`unclaimed`         | :good:`N/A`               |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| The use of the to clause on the declare target directive    | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| The syntax of the destroy clause on the depobj construct    | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| keyword source and sink as task-dependence modifiers        | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| interop types in any position on init clause of interop     | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+| ompd prefix usage for some ICVs                             | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
++-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
+
 .. _OpenMP 6.0 implementation details:
 
 OpenMP 6.0 Implementation Details
 =================================
 
-The following table provides a quick overview over various OpenMP 6.0 features
+The following table provides a quick overview of various OpenMP 6.0 features
 and their implementation status. Please post on the
 `Discourse forums (Runtimes - OpenMP category)`_ for more
 information or if you want to help with the
@@ -366,7 +451,7 @@ implementation.
 +-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
 | threadset clause                                            | :part:`in progress`       | :none:`unclaimed`         |                                                                          |
 +-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
-| Recording of task graphs                                    | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
+| Recording of task graphs                                    | :none:`in progress`       | :none:`in progress`       | kparzysz + Julian Brown                                                  |
 +-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+
 | Parallel inductions                                         | :none:`unclaimed`         | :none:`unclaimed`         |                                                                          |
 +-------------------------------------------------------------+---------------------------+---------------------------+--------------------------------------------------------------------------+