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From: Tobias Burnus <burnus@sourceware.org> To: gcc-cvs-wwwdocs@gcc.gnu.org Subject: gcc-wwwdocs branch master updated. d730677840c8bee637f1d75ae09b9e2c18d0fb68 Date: Tue, 6 Dec 2022 09:50:06 +0000 (GMT) [thread overview] Message-ID: <20221206095006.F1FBA3959C59@sourceware.org> (raw) [-- Warning: decoded text below may be mangled, UTF-8 assumed --] [-- Attachment #1: Type: text/plain, Size: 14451 bytes --] This is an automated email from the git hooks/post-receive script. It was generated because a ref change was pushed to the repository containing the project "gcc-wwwdocs". The branch, master has been updated via d730677840c8bee637f1d75ae09b9e2c18d0fb68 (commit) from 9fa10adab58b0683899dfe490ce127933a13e434 (commit) Those revisions listed above that are new to this repository have not appeared on any other notification email; so we list those revisions in full, below. - Log ----------------------------------------------------------------- commit d730677840c8bee637f1d75ae09b9e2c18d0fb68 Author: Tobias Burnus <tobias@codesourcery.com> Date: Tue Dec 6 10:49:49 2022 +0100 gcc-13/changes.html + projects/gomp: OpenMP GCC 13 update diff --git a/htdocs/gcc-13/changes.html b/htdocs/gcc-13/changes.html index 689178f9..3876ad77 100644 --- a/htdocs/gcc-13/changes.html +++ b/htdocs/gcc-13/changes.html @@ -46,14 +46,15 @@ a work-in-progress.</p> <h2 id="general">General Improvements</h2> <ul> - <li><a href="https://gcc.gnu.org/projects/gomp/">OpenMP</a> + <li id="openmp"><a href="https://gcc.gnu.org/projects/gomp/">OpenMP</a> <ul> <li> Reverse offload is now supported and the all clauses to the <code>requires</code> directive are now accepted; however, the <code>requires_offload</code>, <code>unified_address</code> and <code>unified_shared_memory</code> clauses cause that the - only available device is the initial device (the host). + only available device is the initial device (the host). Fortran now + supports non-rectangular loop nests, which were added for C/C++ in GCC 11. </li> <li> The following OpenMP 5.1 features have been added: the @@ -62,9 +63,10 @@ a work-in-progress.</p> clause for the <code>taskwait</code> directive and the <code>omp_target_is_accessible</code>, <code>omp_target_memcpy_async</code>, <code>omp_target_memcpy_rect_async</code> and - <code>omp_get_mapped_ptr</code> API routines. Fortran now supports - non-rectangular loop nests, which were added for C/C++ in GCC 11. - </li> + <code>omp_get_mapped_ptr</code> API routines. The <code>assume</code> and + <code>assumes</code> directives, the <code>begin/end declare target</code> + syntax in C/C++ and device-specific ICV settings with environment variables + are now supported.</li> <li> Initial support for OpenMP 5.2 features have been added: Support for <code>firstprivate</code> and <code>allocate</code> clauses on the @@ -73,7 +75,14 @@ a work-in-progress.</p> <code>omp_initial_device</code> and <code>omp_invalid_device</code>; and optionally omitting the map-type in <code>target enter/exit data</code>. The <code>enter</code> clause (as alias for <code>to</code>) has been added - to the <code>declare target</code> directive. + to the <code>declare target</code> directive. Also added has been the + <code>omp_in_explicit_task</code> routine and the <code>doacross</code> + clause as alias for <code>depend</code> with + <code>source</code>/<code>sink</code> modifier. + </li> + <li> + The <code>_ALL</code> suffix to the device-scope environment variables, + added in Technical Report (TR11) is already handled. </li> <li> For user defined allocators requesting high bandwidth or large capacity diff --git a/htdocs/projects/gomp/index.html b/htdocs/projects/gomp/index.html index 87903289..19ff3c7d 100644 --- a/htdocs/projects/gomp/index.html +++ b/htdocs/projects/gomp/index.html @@ -28,7 +28,8 @@ OpenMP and OpenACC are supported with GCC's C, C++ and Fortran compilers.</p> <a href="#omp2.5">2.5</a> · <a href="#omp3.0">3.0</a> · <a href="#omp3.1">3.1</a> · <a href="#omp4.0">4.0</a> · <a href="#omp4.5">4.5</a> · <a href="#omp5.0">5.0</a> · - <a href="#omp5.1">5.1</a> · <a href="#omp5.2">5.2</a></li> + <a href="#omp5.1">5.1</a> · <a href="#omp5.2">5.2</a> · + <a href="#omp6.0">TR 11</a></li> <li><a href="#omp-status">OpenMP Releases and Status</a></li> </ul> @@ -620,6 +621,16 @@ than listed, depending on resolved corner cases and optimizations.</p> <td class="supported"><a href="../../gcc-12/changes.html#languages">GCC 12</a></td> <td></td> </tr> + <tr> + <td>device-specific ICV settings with environment variables</td> + <td class="supported"><a href="../../gcc-13/changes.html#languages">GCC 13</a></td> + <td></td> + </tr> + <tr> + <td><code>assume</code> and <code>assumes</code> directives</td> + <td class="supported"><a href="../../gcc-13/changes.html#languages">GCC 13</a></td> + <td></td> + </tr> <tr> <td><code>inoutset</code> argument to the <code>depend</code> clause</td> <td class="supported"><a href="../../gcc-13/changes.html#languages">GCC 13</a></td> @@ -650,6 +661,11 @@ than listed, depending on resolved corner cases and optimizations.</p> <td class="supported"><a href="../../gcc-13/changes.html#languages">GCC 13</a></td> <td></td> </tr> + <tr> + <td>Support <code>begin/end declare target</code> syntax in C/C++</td> + <td class="supported"><a href="../../gcc-13/changes.html#languages">GCC 13</a></td> + <td></td> + </tr> <tr> <td><em>target_device trait</em> in OpenMP Context</td> <td class="unsupported">No</td> @@ -675,16 +691,6 @@ than listed, depending on resolved corner cases and optimizations.</p> <td class="unsupported">No</td> <td></td> </tr> - <tr> - <td>device-specific ICV settings with environment variables</td> - <td class="supported"><a href="../../gcc-13/changes.html#languages">GCC 13</a></td> - <td></td> - </tr> - <tr> - <td>assume directive</td> - <td class="unsupported">No</td> - <td></td> - </tr> <tr> <td>Loop transformation constructs</td> <td class="unsupported">No</td> @@ -727,27 +733,28 @@ than listed, depending on resolved corner cases and optimizations.</p> <td></td> </tr> <tr> - <td><code>ompt_sync_region_t</code> enum additions</td> + <td>For Fortran, diagnose placing declarative before/between <code>USE</code>, + <code>IMPORT</code>, and <code>IMPLICIT</code> as invalid <td class="unsupported">No</td> <td></td> </tr> <tr> - <td><code>ompt_state_t</code> enum: <code>ompt_state_wait_barrier_implementation</code> and <code>ompt_state_wait_barrier_teams</code></td> + <td><code>ompt_sync_region_t</code> enum additions</td> <td class="unsupported">No</td> <td></td> </tr> <tr> - <td><code>ompt_callback_target_data_op_emi_t</code>, <code>ompt_callback_target_emi_t</code>, <code>ompt_callback_target_map_emi_t</code> and <code>ompt_callback_target_submit_emi_t</code></td> + <td><code>ompt_state_t</code> enum: <code>ompt_state_wait_barrier_implementation</code> and <code>ompt_state_wait_barrier_teams</code></td> <td class="unsupported">No</td> <td></td> </tr> <tr> - <td><code>ompt_callback_error_t</code> type</td> + <td><code>ompt_callback_target_data_op_emi_t</code>, <code>ompt_callback_target_emi_t</code>, <code>ompt_callback_target_map_emi_t</code> and <code>ompt_callback_target_submit_emi_t</code></td> <td class="unsupported">No</td> <td></td> </tr> <tr> - <td>Support <code>begin/end declare target</code> syntax in C/C++</td> + <td><code>ompt_callback_error_t</code> type</td> <td class="unsupported">No</td> <td></td> </tr> @@ -768,7 +775,7 @@ than listed, depending on resolved corner cases and optimizations.</p> <tbody> <tr> <td><code>omp_in_explicit_task</code> routine and <em>implicit-task-var</em> ICV</td> - <td class="unsupported">No</td> + <td class="supported"><a href="../../gcc-13/changes.html#languages">GCC 13</a></td> <td></td> </tr> <tr id="impl-omp52-ompx"> @@ -832,7 +839,7 @@ than listed, depending on resolved corner cases and optimizations.</p> <td></td> </tr> <tr> - <td>Deprecation of <code>allocator</code> directive for Fortran allocatables/pointers</td> + <td>Deprecation of <code>allocate</code> directive for Fortran allocatables/pointers</td> <td class="unsupported">No</td> <td></td> </tr> @@ -882,7 +889,7 @@ than listed, depending on resolved corner cases and optimizations.</p> <td></td> </tr> <tr> - <td>Default map-type for <code>map</code> clause in <code>target enter/exit data</code></td> + <td>Default map-type for the <code>map</code> clause in <code>target enter/exit data</code></td> <td class="supported"><a href="../../gcc-13/changes.html#languages">GCC 13</a></td> <td></td> </tr> @@ -933,6 +940,188 @@ code, the <code>omx</code> sentinel is warned for with <code>-Wsurprising</code> (enabled by <code>-Wall</code>). Unknown clauses are always rejected with an error.</p> +<h3 id="omp6.0">OpenMP Technical Report 11</h3> + +<p>Technical Report (TR) 11 is the first preview for OpenMP 6.0.</p> + +<table class="ompstatus"> +<thead> + <tr> + <th>Feature</th> + <th>GCC Version</th> + <th>Comments</th> + </tr> +</thead> +<tbody> + <tr> + <td>Features deprecated in versions 5.2, 5.1 and 5.0 were removed</td> + <td class="other">N/A</td> + <td>Backward compatibility</td> + </tr> + <tr> + <td>The <code>decl</code> attribute was added to the C++ attribute syntax + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td><code>_ALL</code> suffix to the device-scope environment variables + <td class="partial"><a href="../../gcc-13/changes.html#languages">GCC 13</a></td> + <td>Host device number wrongly accepted</td> + </tr> + <tr> + <td>For Fortran, <em>locator list</em> can be also function reference with + data pointer result + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td>Ref-count change for <code>use_device_ptr</code>/<code>use_device_addr</code> + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td>Implicit reduction identifiers of C++ classes + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td>Change of the <em>map-type</em> property from <em>ultimate</em> to + <em>default</em> + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td>Concept of <em>assumed-size arrays</em> in C and C++ + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td>Mapping of <em>assumed-size arrays</em> in C, C++ and Fortran + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td><code>groupprivate</code> directive + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td><code>local</code> clause to declare target directive + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td><code>part_size</code> allocator trait + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td><code>pin_device</code>, <code>preferred_device</code> and <code>target_access</code> + allocator traits + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td><code>access</code> allocator trait changes + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td>Extension of <code>interop</code> operation of <code>append_args</code>, allowing all + modifiers of the <code>init</code> clause + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td><code>interop</code> clause to <code>dispatch</code> + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td><code>apply</code> code to loop-transforming constructs + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td><code>omp_curr_progress_width</code> identifier + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td><code>safesync</code> clause to the <code>parallel</code> construct + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td><code>omp_get_max_progress_width</code> runtime routine + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td><code>strict</code> modifier keyword to <code>num_threads</code>, <code>num_tasks</code> + and <code>grainsize</code> + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td><code>memscope</code> clause to <code>atomic</code> and <code>flush</code> + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td>Routines for obtaining memory spaces/allocators for shared/device memory + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td><code>omp_get_memspace_num_resources</code> routine + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td><code>omp_get_submemspace</code> routine + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td><code>ompt_get_buffer_limits</code> OMPT routine + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td>Extension of <code>OMP_DEFAULT_DEVICE</code> and new + <code>OMP_AVAILABLE_DEVICES</code> environment vars + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td>Supporting increments with abstract names in <code>OMP_PLACES</code> + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td>Relaxed Fortran restrictions to the <code>aligned</code> clause + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td>Mapping lambda captures + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td>For Fortran, atomic compare with storing the comparison result + <td class="unsupported">No</td> + <td></td> + </tr> + <tr> + <td><code>aligned</code> clause changes for <code>simd</code> and <code>declare simd</code> + <td class="unsupported">No</td> + <td></td> + </tr> +</tbody> +</table> + <h2 id="omp-status">OpenMP Releases and Status</h2> <dl> <dt><b>November 9, 2022</b></dt> ----------------------------------------------------------------------- Summary of changes: htdocs/gcc-13/changes.html | 21 ++-- htdocs/projects/gomp/index.html | 227 ++++++++++++++++++++++++++++++++++++---- 2 files changed, 223 insertions(+), 25 deletions(-) hooks/post-receive -- gcc-wwwdocs
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