david-arm created this revision. david-arm added reviewers: sdesmalen, willlovett, c-rhodes. david-arm requested review of this revision. Herald added a project: clang. Herald added a subscriber: cfe-commits.
Repository: rG LLVM Github Monorepo https://reviews.llvm.org/D96270 Files: clang/docs/ReleaseNotes.rst Index: clang/docs/ReleaseNotes.rst =================================================================== --- clang/docs/ReleaseNotes.rst +++ clang/docs/ReleaseNotes.rst @@ -144,6 +144,17 @@ - ... +Modified Pragmas in Clang +------------------------- + +- The #pragma "clang loop vectorize_width" has been extended to support an + optional 'fixed|scalable' argument, which can be used to indicate that the + compiler should use fixed-width or scalable vectorization. Fixed-width is + assumed by default. Scalable vectorization is an experimental feature for + targets that support it, such as Arm targets that support the Scalable Vector + Extension (SVE) feature. For more information please refer to the + Clang Language Extensions documentation. + Attribute Changes in Clang --------------------------
Index: clang/docs/ReleaseNotes.rst =================================================================== --- clang/docs/ReleaseNotes.rst +++ clang/docs/ReleaseNotes.rst @@ -144,6 +144,17 @@ - ... +Modified Pragmas in Clang +------------------------- + +- The #pragma "clang loop vectorize_width" has been extended to support an + optional 'fixed|scalable' argument, which can be used to indicate that the + compiler should use fixed-width or scalable vectorization. Fixed-width is + assumed by default. Scalable vectorization is an experimental feature for + targets that support it, such as Arm targets that support the Scalable Vector + Extension (SVE) feature. For more information please refer to the + Clang Language Extensions documentation. + Attribute Changes in Clang --------------------------
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