Add a `getUsedValuesDefinedAbove()` overload that takes an `Operation` pointer (NFC)

This is a convenient utility around the existing `getUsedValuesDefinedAbove()`
that take two regions.

PiperOrigin-RevId: 266686854

1 files changed, 6 insertions, 0 deletions

diff --git a/mlir/lib/Transforms/Utils/RegionUtils.cpp b/mlir/lib/Transforms/Utils/RegionUtils.cpp
index a2b4fe3c83f..9974e47c2c1 100644
--- a/mlir/lib/Transforms/Utils/RegionUtils.cpp
+++ b/mlir/lib/Transforms/Utils/RegionUtils.cpp
@@ -53,3 +53,9 @@ void mlir::getUsedValuesDefinedAbove(Region &region, Region &limit,
         values.insert(operand);
   });
 }
+
+void mlir::getUsedValuesDefinedAbove(llvm::MutableArrayRef<Region> regions,
+                                     llvm::SetVector<Value *> &values) {
+  for (Region &region : regions)
+    getUsedValuesDefinedAbove(region, region, values);
+}