[llvm] [llubi] Implements common library functions (PR #190147)

[Antonio Frighetto via llvm-commits]

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@@ -0,0 +1,55 @@
+//===--- Library.h - Library calls for llubi ------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file implements common libcalls for llubi.
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antoniofrighetto wrote:

```suggestion
// This file declares common libcalls for llubi.
```

https://github.com/llvm/llvm-project/pull/190147