[Mlir-commits] [mlir] [mlir] Add optimization attrs for gpu-to-llvmspv function declarations (PR #99301)

[llvmlistbot at llvm.org]

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@@ -53,6 +52,17 @@ static LLVM::LLVMFuncOp lookupOrCreateSPIRVFn(Operation *symbolTable,
         symbolTable->getLoc(), name,
         LLVM::LLVMFunctionType::get(resultType, paramTypes));
     func.setCConv(LLVM::cconv::CConv::SPIR_FUNC);
+    func.setNoUnwind(true);
+    func.setWillReturn(true);
+    if (!hasMemoryEffects) {
+      // no externally observable effects
+      constexpr auto noModRef = mlir::LLVM::ModRefInfo::NoModRef;
+      auto memAttr = b.getAttr<LLVM::MemoryEffectsAttr>(
+          /*other*/ noModRef,
+          /*argMem*/ noModRef, /*inaccessibleMem*/ noModRef);
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FMarno wrote:

good one, my editor actually recognizes this format too which is useful.

https://github.com/llvm/llvm-project/pull/99301