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+//===- LowerConstantIntrinsics.h - Lower constant int. pass -*- 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
+//
+//===----------------------------------------------------------------------===//
+/// \file
+///
+/// The header file for the LowerConstantIntrinsics pass as used by the new pass
+/// manager.
+///
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_TRANSFORMS_SCALAR_LOWERCONSTANTINTRINSICS_H
+#define LLVM_TRANSFORMS_SCALAR_LOWERCONSTANTINTRINSICS_H
+
+#include "llvm/IR/Function.h"
+#include "llvm/IR/PassManager.h"
+
+namespace llvm {
+
+struct LowerConstantIntrinsicsPass :
+ PassInfoMixin<LowerConstantIntrinsicsPass> {
+public:
+ explicit LowerConstantIntrinsicsPass() {}
+
+ /// Run the pass over the function.
+ ///
+ /// This will lower all remaining 'objectsize' and 'is.constant'`
+ /// intrinsic calls in this function, even when the argument has no known
+ /// size or is not a constant respectively. The resulting constant is
+ /// propagated and conditional branches are resolved where possible.
+ /// This complements the Instruction Simplification and
+ /// Instruction Combination passes of the optimized pass chain.
+ PreservedAnalyses run(Function &F, FunctionAnalysisManager &);
+};
+
+}
+
+#endif