================ @@ -4920,6 +4920,116 @@ If no address spaces names are provided, all address spaces are fenced. __builtin_amdgcn_fence(__ATOMIC_SEQ_CST, "workgroup", "local") __builtin_amdgcn_fence(__ATOMIC_SEQ_CST, "workgroup", "local", "global") +__builtin_amdgcn_processor_is and __builtin_amdgcn_is_invocable +^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +``__builtin_amdgcn_processor_is`` and ``__builtin_amdgcn_is_invocable`` provide +a functional mechanism for programatically querying: + +* the identity of the current target processor; +* the capability of the current target processor to invoke a particular builtin. + +**Syntax**: + +.. code-block:: c + + // When used as the predicate for a control structure + bool __builtin_amdgcn_processor_is(const char*); + bool __builtin_amdgcn_is_invocable(builtin_name); + // Otherwise ---------------- erichkeane wrote:
What about when that context is inside of an `if`? Either way, I'm pretty against the `void` return type change part of this design. It seems like a poor design at that point. @AaronBallman can comment if he'd like, but I suspect he agrees with me. https://github.com/llvm/llvm-project/pull/134016 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
