Remove the Forward Control Flow Integrity pass and its dependencies.

[oota-llvm.git] / include / llvm / Analysis / TargetTransformInfo.h

diff --git a/include/llvm/Analysis/TargetTransformInfo.h b/include/llvm/Analysis/TargetTransformInfo.h
index 15eab52d6a144d848d3b55466e092bfc3c92e522..49981416604f12d410445d08aff3ec76c16ea160 100644 (file)
--- a/include/llvm/Analysis/TargetTransformInfo.h
+++ b/include/llvm/Analysis/TargetTransformInfo.h
@@ -23,8 +23,8 @@
 #define LLVM_ANALYSIS_TARGETTRANSFORMINFO_H
 
 #include "llvm/ADT/Optional.h"
-#include "llvm/IR/Intrinsics.h"
 #include "llvm/IR/IntrinsicInst.h"
+#include "llvm/IR/Intrinsics.h"
 #include "llvm/Pass.h"
 #include "llvm/Support/DataTypes.h"
 
@@ -313,6 +313,10 @@ public:
   /// by referencing its sub-register AX.
   bool isTruncateFree(Type *Ty1, Type *Ty2) const;
 
+  /// \brief Return true if it is profitable to hoist instruction in the
+  /// then/else to before if.
+  bool isProfitableToHoist(Instruction *I) const;
+
   /// \brief Return true if this type is legal.
   bool isTypeLegal(Type *Ty) const;
 
@@ -521,6 +525,7 @@ public:
                                    int64_t BaseOffset, bool HasBaseReg,
                                    int64_t Scale) = 0;
   virtual bool isTruncateFree(Type *Ty1, Type *Ty2) = 0;
+  virtual bool isProfitableToHoist(Instruction *I) = 0;
   virtual bool isTypeLegal(Type *Ty) = 0;
   virtual unsigned getJumpBufAlignment() = 0;
   virtual unsigned getJumpBufSize() = 0;
@@ -633,6 +638,9 @@ public:
   bool isTruncateFree(Type *Ty1, Type *Ty2) override {
     return Impl.isTruncateFree(Ty1, Ty2);
   }
+  bool isProfitableToHoist(Instruction *I) override {
+    return Impl.isProfitableToHoist(I);
+  }
   bool isTypeLegal(Type *Ty) override { return Impl.isTypeLegal(Ty); }
   unsigned getJumpBufAlignment() override { return Impl.getJumpBufAlignment(); }
   unsigned getJumpBufSize() override { return Impl.getJumpBufSize(); }