[Mlir-commits] [mlir] [mlir] Let GPU ID bounds work on any FunctionOpInterfaces (PR #95166)

[Krzysztof Drewniak]

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@@ -73,12 +85,16 @@ static std::optional<uint64_t> getKnownLaunchDim(Op op, LaunchDims type) {
       return value.getZExtValue();
   }
 
-  if (auto func = op->template getParentOfType<GPUFuncOp>()) {
+  if (auto func = op->template getParentOfType<FunctionOpInterface>()) {
     switch (type) {
     case LaunchDims::Block:
-      return llvm::transformOptional(func.getKnownBlockSize(dim), zext);
+      return llvm::transformOptional(
+          getKnownLaunchAttr(func, GPUFuncOp::getKnownBlockSizeAttrName(), dim),
+          zext);
     case LaunchDims::Grid:
-      return llvm::transformOptional(func.getKnownGridSize(dim), zext);
+      return llvm::transformOptional(
+          getKnownLaunchAttr(func, GPUFuncOp::getKnownGridSizeAttrName(), dim),
+          zext);
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krzysz00 wrote:

(The counterpoint there is that there's no currently good way to run a pass pipeline on "all modules that have an attribute", so that's why we don't do it this way, but still)

https://github.com/llvm/llvm-project/pull/95166