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| author | Tobias Burnus <tburnus@baylibre.com> | 2025-04-15 23:19:50 +0200 |
|---|---|---|
| committer | Tobias Burnus <tburnus@baylibre.com> | 2025-04-15 23:19:50 +0200 |
| commit | 1ff4a22103767cd0133f0c1db6e85220f28ab3fa (patch) | |
| tree | 6a7caa58fca57d61bfc280e56ef8d3bb59a9f160 | |
| parent | 727f330f9ac661339af1121fc5c9b67dd0d35872 (diff) | |
| download | gcc-1ff4a22103767cd0133f0c1db6e85220f28ab3fa.zip gcc-1ff4a22103767cd0133f0c1db6e85220f28ab3fa.tar.gz gcc-1ff4a22103767cd0133f0c1db6e85220f28ab3fa.tar.bz2 | |
libgomp.texi (gcn, nvptx): Mention self_maps alongside USM
libgomp/ChangeLog:
* libgomp.texi (gcn, nvptx): Mention self_maps clause
besides unified_shared_memory in the requirements item.
| -rw-r--r-- | libgomp/libgomp.texi | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libgomp/libgomp.texi b/libgomp/libgomp.texi index 3d3a56c..dfd189b 100644 --- a/libgomp/libgomp.texi +++ b/libgomp/libgomp.texi @@ -6888,7 +6888,7 @@ The implementation remark: @code{device(ancestor:1)}) are processed serially per @code{target} region such that the next reverse offload region is only executed after the previous one returned. -@item OpenMP code that has a @code{requires} directive with +@item OpenMP code that has a @code{requires} directive with @code{self_maps} or @code{unified_shared_memory} is only supported if all AMD GPUs have the @code{HSA_AMD_SYSTEM_INFO_SVM_ACCESSIBLE_BY_DEFAULT} property; for discrete GPUs, this may require setting the @code{HSA_XNACK} environment @@ -7045,7 +7045,7 @@ The implementation remark: Per device, reverse offload regions are processed serially such that the next reverse offload region is only executed after the previous one returned. -@item OpenMP code that has a @code{requires} directive with +@item OpenMP code that has a @code{requires} directive with @code{self_maps} or @code{unified_shared_memory} runs on nvptx devices if and only if all of those support the @code{pageableMemoryAccess} property;@footnote{ @uref{https://docs.nvidia.com/cuda/cuda-c-programming-guide/index.html#um-requirements}} |