Temporarily Revert "Nuke the old JIT." as it's not quite ready to

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

diff --git a/include/llvm/Target/TargetMachine.h b/include/llvm/Target/TargetMachine.h
index d4b93da19be70568cb2415fbed362a822ec483fa..22d01bfc84635aa67fbbf963dc152ccb5f414256 100644 (file)
--- a/include/llvm/Target/TargetMachine.h
+++ b/include/llvm/Target/TargetMachine.h
@@ -24,6 +24,7 @@
 namespace llvm {
 
 class InstrItineraryData;
+class JITCodeEmitter;
 class GlobalValue;
 class Mangler;
 class MCAsmInfo;
@@ -35,6 +36,7 @@ class DataLayout;
 class TargetLibraryInfo;
 class TargetFrameLowering;
 class TargetIntrinsicInfo;
+class TargetJITInfo;
 class TargetLowering;
 class TargetPassConfig;
 class TargetRegisterInfo;
@@ -99,6 +101,10 @@ public:
   virtual const TargetSubtargetInfo *getSubtargetImpl() const {
     return nullptr;
   }
+  TargetSubtargetInfo *getSubtargetImpl() {
+    const TargetMachine *TM = this;
+    return const_cast<TargetSubtargetInfo *>(TM->getSubtargetImpl());
+  }
 
   /// getSubtarget - This method returns a pointer to the specified type of
   /// TargetSubtargetInfo.  In debug builds, it verifies that the object being
@@ -195,6 +201,18 @@ public:
     return true;
   }
 
+  /// addPassesToEmitMachineCode - Add passes to the specified pass manager to
+  /// get machine code emitted.  This uses a JITCodeEmitter object to handle
+  /// actually outputting the machine code and resolving things like the address
+  /// of functions.  This method returns true if machine code emission is
+  /// not supported.
+  ///
+  virtual bool addPassesToEmitMachineCode(PassManagerBase &,
+                                          JITCodeEmitter &,
+                                          bool /*DisableVerify*/ = true) {
+    return true;
+  }
+
   /// addPassesToEmitMC - Add passes to the specified pass manager to get
   /// machine code emitted with the MCJIT. This method returns true if machine
   /// code is not supported. It fills the MCContext Ctx pointer which can be
@@ -241,6 +259,15 @@ public:
                            AnalysisID StartAfter = nullptr,
                            AnalysisID StopAfter = nullptr) override;
 
+  /// addPassesToEmitMachineCode - Add passes to the specified pass manager to
+  /// get machine code emitted.  This uses a JITCodeEmitter object to handle
+  /// actually outputting the machine code and resolving things like the address
+  /// of functions.  This method returns true if machine code emission is
+  /// not supported.
+  ///
+  bool addPassesToEmitMachineCode(PassManagerBase &PM, JITCodeEmitter &MCE,
+                                  bool DisableVerify = true) override;
+
   /// addPassesToEmitMC - Add passes to the specified pass manager to get
   /// machine code emitted with the MCJIT. This method returns true if machine
   /// code is not supported. It fills the MCContext Ctx pointer which can be
@@ -248,6 +275,14 @@ public:
   ///
   bool addPassesToEmitMC(PassManagerBase &PM, MCContext *&Ctx,
                          raw_ostream &OS, bool DisableVerify = true) override;
+
+  /// addCodeEmitter - This pass should be overridden by the target to add a
+  /// code emitter, if supported.  If this is not supported, 'true' should be
+  /// returned.
+  virtual bool addCodeEmitter(PassManagerBase &,
+                              JITCodeEmitter &) {
+    return true;
+  }
 };
 
 } // End llvm namespace