[Mlir-commits] [flang] [mlir] [acc][flang] Add isDeviceData APIs for device data detection (PR #176219)

[Valentin Clement バレンタイン クレメン]

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@@ -1487,4 +1489,131 @@ template bool OpenACCPointerLikeModel<fir::LLVMPointerType>::genStore(
     mlir::Value valueToStore,
     mlir::TypedValue<mlir::acc::PointerLikeType> destPtr) const;
 
+/// Helper function to check if a CUDA attribute represents device data.
+static bool isCUDADeviceAttribute(cuf::DataAttribute attr) {
+  return attr == cuf::DataAttribute::Device ||
+         attr == cuf::DataAttribute::Managed ||
+         attr == cuf::DataAttribute::Constant ||
+         attr == cuf::DataAttribute::Shared ||
+         attr == cuf::DataAttribute::Unified;
+}
+
+/// Helper function to check if an operation has CUDA device data attributes.
+static bool hasCUDADeviceDataAttr(mlir::Operation *op) {
+  if (!op)
+    return false;
+
+  // Check for CUF data attribute on the operation
+  if (auto dataAttr = cuf::getDataAttr(op)) {
+    if (isCUDADeviceAttribute(dataAttr.getValue()))
+      return true;
+  }
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clementval wrote:

no braces

https://github.com/llvm/llvm-project/pull/176219