Taints the non-acquire RMW's store address with the load part

[oota-llvm.git] / include / llvm / Target / TargetMachine.h

diff --git a/include/llvm/Target/TargetMachine.h b/include/llvm/Target/TargetMachine.h
index d707e7c029303166369a48dc84b7a8db16ddedba..74e91b5790cba6d6ef66f87853d42dec72790184 100644 (file)
--- a/include/llvm/Target/TargetMachine.h
+++ b/include/llvm/Target/TargetMachine.h
@@ -102,6 +102,12 @@ protected: // Can only create subclasses.
   const MCSubtargetInfo *STI;
 
   unsigned RequireStructuredCFG : 1;
+  unsigned O0WantsFastISel : 1;
+
+  /// This API is here to support the C API, deprecated in 3.7 release.
+  /// This should never be used outside of legacy existing client.
+  const DataLayout &getDataLayout() const { return DL; }
+  friend struct C_API_PRIVATE_ACCESS;
 
 public:
   mutable TargetOptions Options;
@@ -185,6 +191,8 @@ public:
   void setOptLevel(CodeGenOpt::Level Level) const;
 
   void setFastISel(bool Enable) { Options.EnableFastISel = Enable; }
+  bool getO0WantsFastISel() { return O0WantsFastISel; }
+  void setO0WantsFastISel(bool Enable) { O0WantsFastISel = Enable; }
 
   bool shouldPrintMachineCode() const { return Options.PrintMachineCode; }
 
@@ -247,6 +255,13 @@ public:
     return true;
   }
 
+  /// True if subtarget inserts the final scheduling pass on its own.
+  ///
+  /// Branch relaxation, which must happen after block placement, can
+  /// on some targets (e.g. SystemZ) expose additional post-RA
+  /// scheduling opportunities.
+  virtual bool targetSchedulesPostRAScheduling() const { return false; };
+
   void getNameWithPrefix(SmallVectorImpl<char> &Name, const GlobalValue *GV,
                          Mangler &Mang, bool MayAlwaysUsePrivate = false) const;
   MCSymbol *getSymbol(const GlobalValue *GV, Mangler &Mang) const;