This revision was automatically updated to reflect the committed changes. Closed by commit rL247374: Docs: Document __builtin_nontemporal_load and __builtin_nontemporal_store. (authored by mzolotukhin).
Changed prior to commit: http://reviews.llvm.org/D12785?vs=34521&id=34524#toc Repository: rL LLVM http://reviews.llvm.org/D12785 Files: cfe/trunk/docs/LanguageExtensions.rst Index: cfe/trunk/docs/LanguageExtensions.rst =================================================================== --- cfe/trunk/docs/LanguageExtensions.rst +++ cfe/trunk/docs/LanguageExtensions.rst @@ -1779,6 +1779,26 @@ For these reasons the higher level atomic primitives should be preferred where possible. +Non-temporal load/store builtins +-------------------------------- + +Clang provides overloaded builtins allowing generation of non-temporal memory +accesses. + +.. code-block:: c + + T __builtin_nontemporal_load(T *addr); + void __builtin_nontemporal_store(T value, T *addr); + +The types ``T`` currently supported are: + +* Integer types. +* Floating-point types. +* Vector types. + +Note that the compiler does not guarantee that non-temporal loads or stores +will be used. + Non-standard C++11 Attributes =============================
Index: cfe/trunk/docs/LanguageExtensions.rst =================================================================== --- cfe/trunk/docs/LanguageExtensions.rst +++ cfe/trunk/docs/LanguageExtensions.rst @@ -1779,6 +1779,26 @@ For these reasons the higher level atomic primitives should be preferred where possible. +Non-temporal load/store builtins +-------------------------------- + +Clang provides overloaded builtins allowing generation of non-temporal memory +accesses. + +.. code-block:: c + + T __builtin_nontemporal_load(T *addr); + void __builtin_nontemporal_store(T value, T *addr); + +The types ``T`` currently supported are: + +* Integer types. +* Floating-point types. +* Vector types. + +Note that the compiler does not guarantee that non-temporal loads or stores +will be used. + Non-standard C++11 Attributes =============================
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