Fixed dllimported symbols support during JIT'ing. JIT on mingw32

platform should be more or less workable. At least, sim is running fine
under lli :)


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32711 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/X86/X86Subtarget.h

@@ -61,6 +61,9 @@ private:
   /// pointer size is 64 bit.
   bool Is64Bit;
 
+  /// GenerateExtraLoadsForGVs - True if we should generate extra loads for
+  /// indirect symbols (e.g. dllimported symbols on windows).
+  bool GenerateExtraLoadsForGVs;
 public:
   enum {
     isELF, isCygwin, isDarwin, isWindows
@@ -112,6 +115,10 @@ public:
   /// value of GV itself. This means that the GlobalAddress must be in the base
   /// or index register of the address, not the GV offset field.
   bool GVRequiresExtraLoad(const GlobalValue* GV, bool isDirectCall) const;
+
+  /// SetJITMode - This is called to inform the subtarget info that we are
+  /// producing code for the JIT.
+  void SetJITMode();
 };
 
 namespace X86 {