[Mlir-commits] [mlir] [mlir][GPU] Extend gpu.barrier with scope and named-barrier support (PR #195692)

[Krzysztof Drewniak]

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@@ -1512,13 +1517,33 @@ LogicalResult RotateOp::verify() {
 // BarrierOp
 //===----------------------------------------------------------------------===//
 
+LogicalResult BarrierOp::verify() {
+  Scope scope = getScope();
+
+  if (scope == Scope::Thread)
+    return emitOpError("thread-level scope is not meaningful for barriers");
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krzysz00 wrote:

There are things other  than barriers, which can be thread scoped

https://github.com/llvm/llvm-project/pull/195692