Copy ExpandInlineAsm to TargetLowering from TargetAsmInfo.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76441 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/Target/TargetLowering.h

@@ -1270,6 +1270,15 @@ public:
   // Inline Asm Support hooks
   //
   
+  /// ExpandInlineAsm - This hook allows the target to expand an inline asm
+  /// call to be explicit llvm code if it wants to.  This is useful for
+  /// turning simple inline asms into LLVM intrinsics, which gives the
+  /// compiler more information about the behavior of the code.
+  // FIXME: Move this to TargetLowering.
+  virtual bool ExpandInlineAsm(CallInst *CI) const {
+    return false;
+  }
+  
   enum ConstraintType {
     C_Register,            // Constraint represents specific register(s).
     C_RegisterClass,       // Constraint represents any of register(s) in class.