Initial Commit

thirdparty/capstone/suite/synctools/tablegen/include/llvm/IR/StructuralHash.h

@@ -0,0 +1,34 @@
+//===- llvm/IR/StructuralHash.h - IR Hash for expensive checks --*- C++ -*-===//
+//
+// 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 provides hashing of the LLVM IR structure to be used to check
+// Passes modification status.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_IR_STRUCTURALHASH_H
+#define LLVM_IR_STRUCTURALHASH_H
+
+#ifdef EXPENSIVE_CHECKS
+
+#include <cstdint>
+
+// This header is only meant to be used when -DEXPENSIVE_CHECKS is set
+namespace llvm {
+
+class Function;
+class Module;
+
+uint64_t StructuralHash(const Function &F);
+uint64_t StructuralHash(const Module &M);
+
+} // end namespace llvm
+
+#endif
+
+#endif // LLVM_IR_STRUCTURALHASH_H