kkwli0 updated this revision to Diff 181834. kkwli0 added a comment. Add update in OpenMP support release note.
CHANGES SINCE LAST ACTION https://reviews.llvm.org/D56733/new/ https://reviews.llvm.org/D56733 Files: docs/OpenMPSupport.rst docs/ReleaseNotes.rst
Index: docs/ReleaseNotes.rst =================================================================== --- docs/ReleaseNotes.rst +++ docs/ReleaseNotes.rst @@ -233,12 +233,15 @@ OpenMP Support in Clang ---------------------------------- -- Support relational-op != (not-equal) as one of the canonical forms of random - access iterator. - -- Added support for mapping of the lambdas in target regions. - -- Added parsing/sema analysis for OpenMP 5.0 requires directive. +- OpenMP 5.0 features + + - Support relational-op != (not-equal) as one of the canonical forms of random + access iterator. + - Added support for mapping of the lambdas in target regions. + - Added parsing/sema analysis for the requires directive. + - Support nested declare target directives. + - Make the `this` pointer implicitly mapped as `map(this[:1])`. + - Added the `close` *map-type-modifier*. - Various bugfixes and improvements. Index: docs/OpenMPSupport.rst =================================================================== --- docs/OpenMPSupport.rst +++ docs/OpenMPSupport.rst @@ -17,60 +17,32 @@ OpenMP Support ================== -Clang fully supports OpenMP 4.5. Clang supports offloading to X86_64, AArch64, -PPC64[LE] and has `basic support for Cuda devices`_. - -Standalone directives -===================== - -* #pragma omp [for] simd: :good:`Complete`. - -* #pragma omp declare simd: :partial:`Partial`. We support parsing/semantic - analysis + generation of special attributes for X86 target, but still - missing the LLVM pass for vectorization. - -* #pragma omp taskloop [simd]: :good:`Complete`. - -* #pragma omp target [enter|exit] data: :good:`Complete`. - -* #pragma omp target update: :good:`Complete`. - -* #pragma omp target: :good:`Complete`. +Clang supports the following OpenMP 5.0 features -* #pragma omp declare target: :good:`Complete`. +* The `reduction`-based clauses in the `task` and `target`-based directives. -* #pragma omp teams: :good:`Complete`. +* Support relational-op != (not-equal) as one of the canonical forms of random + access iterator. -* #pragma omp distribute [simd]: :good:`Complete`. +* Support for mapping of the lambdas in target regions. -* #pragma omp distribute parallel for [simd]: :good:`Complete`. +* Parsing/sema analysis for the requires directive. -Combined directives -=================== +* Nested declare target directives. -* #pragma omp parallel for simd: :good:`Complete`. +* Make the `this` pointer implicitly mapped as `map(this[:1])`. -* #pragma omp target parallel: :good:`Complete`. +* The `close` *map-type-modifier*. -* #pragma omp target parallel for [simd]: :good:`Complete`. - -* #pragma omp target simd: :good:`Complete`. - -* #pragma omp target teams: :good:`Complete`. - -* #pragma omp teams distribute [simd]: :good:`Complete`. - -* #pragma omp target teams distribute [simd]: :good:`Complete`. - -* #pragma omp teams distribute parallel for [simd]: :good:`Complete`. - -* #pragma omp target teams distribute parallel for [simd]: :good:`Complete`. +Clang fully supports OpenMP 4.5. Clang supports offloading to X86_64, AArch64, +PPC64[LE] and has `basic support for Cuda devices`_. -Clang does not support any constructs/updates from OpenMP 5.0 except -for `reduction`-based clauses in the `task` and `target`-based directives. +* #pragma omp declare simd: :partial:`Partial`. We support parsing/semantic + analysis + generation of special attributes for X86 target, but still + missing the LLVM pass for vectorization. In addition, the LLVM OpenMP runtime `libomp` supports the OpenMP Tools -Interface (OMPT) on x86, x86_64, AArch64, and PPC64 on Linux, Windows, and mac OS. +Interface (OMPT) on x86, x86_64, AArch64, and PPC64 on Linux, Windows, and macOS. .. _basic support for Cuda devices:
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