Merge pull request #49177 from fwyzard/PortablHostCollection_without_alpaka

cmsbuild · web-flow · commit 109f969b6caa · 2025-10-19T16:12:21.000+02:00
Add PortableHostCollection constructor for code that does not use alpaka
diff --git a/DataFormats/Portable/interface/PortableHostCollection.h b/DataFormats/Portable/interface/PortableHostCollection.h
@@ -47,6 +47,9 @@ class PortableHostCollection {
     assert(reinterpret_cast<uintptr_t>(buffer_->data()) % Layout::alignment == 0);
   }
 
+  // constructor for code that does not use alpaka explicitly, using the global "host" object returned by cms::alpakatools::host()
+  PortableHostCollection(int32_t elements) : PortableHostCollection(elements, cms::alpakatools::host()) {}
+
   // non-copyable
   PortableHostCollection(PortableHostCollection const&) = delete;
   PortableHostCollection& operator=(PortableHostCollection const&) = delete;

Original file line number	Diff line number	Diff line change
`@@ -47,6 +47,9 @@ class PortableHostCollection {`
`47`	`47`	`assert(reinterpret_cast<uintptr_t>(buffer_->data()) % Layout::alignment == 0);`
`48`	`48`	`}`
`49`	`49`
	`50`	`+ // constructor for code that does not use alpaka explicitly, using the global "host" object returned by cms::alpakatools::host()`
	`51`	`+ PortableHostCollection(int32_t elements) : PortableHostCollection(elements, cms::alpakatools::host()) {}`
	`52`	`+`
`50`	`53`	`// non-copyable`
`51`	`54`	`PortableHostCollection(PortableHostCollection const&) = delete;`
`52`	`55`	`PortableHostCollection& operator=(PortableHostCollection const&) = delete;`