Prints acc tags at runtime

alpaka-group · Oct 7, 2024 · c279ff6 · c279ff6
1 parent f778f87
commit c279ff6
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diff --git a/example/heatEquation2D/src/heatEquation2D.cpp b/example/heatEquation2D/src/heatEquation2D.cpp
@@ -215,5 +215,7 @@ auto main() -> int
     //   TagCpuSerial, TagGpuHipRt, TagGpuCudaRt, TagCpuOmp2Blocks, TagCpuTbbBlocks,
     //   TagCpuOmp2Threads, TagCpuSycl, TagCpuTbbBlocks, TagCpuThreads,
     //   TagFpgaSyclIntel, TagGenericSycl, TagGpuSyclIntel
+    alpaka::printAccTags<alpaka::EnabledAccTags>();
+
     return alpaka::executeForEachAccTag([=](auto const& tag) { return example(tag); });
 }
diff --git a/include/alpaka/acc/Tag.hpp b/include/alpaka/acc/Tag.hpp
@@ -69,4 +69,21 @@ namespace alpaka
         alpaka::TagFpgaSyclIntel,
         alpaka::TagGpuSyclIntel>;
 
+    //!  \brief Function to print the names of each tag in the given tuple of acc tags
+    //!  \tparam TTuple is the type of the tuple of tags
+    template<typename TTuple>
+    void printAccTags()
+    {
+        // Check if the tuple is empty using std::tuple_size
+        if(std::tuple_size<TTuple>::value == 0)
+        {
+            std::cout << "No Acc Tags!";
+        }
+        else
+        {
+            std::cout << "Acc Tags: ";
+            std::apply([](auto... args) { ((std::cout << args.get_name() << " "), ...); }, TTuple{});
+        }
+        std::cout << std::endl;
+    }
 } // namespace alpaka