--- a/include/llvm/Transforms/Scalar/SCCP.h	Sun Dec 23 19:23:36 2018 +0900
+++ b/include/llvm/Transforms/Scalar/SCCP.h	Wed Aug 14 19:46:37 2019 +0900
@@ -1,9 +1,8 @@
 //===- SCCP.cpp - Sparse Conditional Constant Propagation -------*- C++ -*-===//
 //
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
+// 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
 //
 //===----------------------------------------------------------------------===//
 //
@@ -21,11 +20,17 @@
 #ifndef LLVM_TRANSFORMS_SCALAR_SCCP_H
 #define LLVM_TRANSFORMS_SCALAR_SCCP_H
 
+#include "llvm/ADT/STLExtras.h"
+#include "llvm/Analysis/TargetLibraryInfo.h"
+#include "llvm/IR/DataLayout.h"
+#include "llvm/IR/Function.h"
+#include "llvm/IR/Module.h"
 #include "llvm/IR/PassManager.h"
+#include "llvm/Transforms/Utils/PredicateInfo.h"
 
 namespace llvm {
 
-class Function;
+class PostDominatorTree;
 
 /// This pass performs function-level constant propagation and merging.
 class SCCPPass : public PassInfoMixin<SCCPPass> {
@@ -33,6 +38,15 @@
   PreservedAnalyses run(Function &F, FunctionAnalysisManager &AM);
 };
 
+/// Helper struct for bundling up the analysis results per function for IPSCCP.
+struct AnalysisResultsForFn {
+  std::unique_ptr<PredicateInfo> PredInfo;
+  DominatorTree *DT;
+  PostDominatorTree *PDT;
+};
+
+bool runIPSCCP(Module &M, const DataLayout &DL, const TargetLibraryInfo *TLI,
+               function_ref<AnalysisResultsForFn(Function &)> getAnalysis);
 } // end namespace llvm
 
 #endif // LLVM_TRANSFORMS_SCALAR_SCCP_H