Make LLVM command-line tools overwrite their output files without -f.

[oota-llvm.git] / utils / TableGen / SubtargetEmitter.h

diff --git a/utils/TableGen/SubtargetEmitter.h b/utils/TableGen/SubtargetEmitter.h
index bb81df372de3ec0561fdf676ce47875952730a9c..1d7088fd390235c8d712c99536d11acf53038254 100644 (file)
--- a/utils/TableGen/SubtargetEmitter.h
+++ b/utils/TableGen/SubtargetEmitter.h
@@ -2,8 +2,8 @@
 //
 //                     The LLVM Compiler Infrastructure
 //
-// This file was developed by James M. Laskey and is distributed under
-// the University of Illinois Open Source License. See LICENSE.TXT for details.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 //
@@ -15,21 +15,43 @@
 #define SUBTARGET_EMITTER_H
 
 #include "TableGenBackend.h"
+#include "llvm/Target/TargetInstrItineraries.h"
+#include <vector>
+#include <map>
+#include <string>
+
 
 namespace llvm {
 
 class SubtargetEmitter : public TableGenBackend {
+  
   RecordKeeper &Records;
+  std::string Target;
+  bool HasItineraries;
   
-  void FeatureEnumeration(std::ostream &OS);
-  void FeatureKeyValues(std::ostream &OS);
-  void CPUKeyValues(std::ostream &OS);
+  void Enumeration(raw_ostream &OS, const char *ClassName, bool isBits);
+  void FeatureKeyValues(raw_ostream &OS);
+  void CPUKeyValues(raw_ostream &OS);
+  unsigned CollectAllItinClasses(raw_ostream &OS,
+                               std::map<std::string, unsigned> &ItinClassesMap);
+  void FormItineraryStageString(Record *ItinData, std::string &ItinString,
+                                unsigned &NStages);
+  void FormItineraryOperandCycleString(Record *ItinData, std::string &ItinString,
+                                       unsigned &NOperandCycles);
+  void EmitStageAndOperandCycleData(raw_ostream &OS, unsigned NItinClasses,
+                     std::map<std::string, unsigned> &ItinClassesMap,
+                     std::vector<std::vector<InstrItinerary> > &ProcList);
+  void EmitProcessorData(raw_ostream &OS,
+                       std::vector<std::vector<InstrItinerary> > &ProcList);
+  void EmitProcessorLookup(raw_ostream &OS);
+  void EmitData(raw_ostream &OS);
+  void ParseFeaturesFunction(raw_ostream &OS);
   
 public:
-  SubtargetEmitter(RecordKeeper &R) : Records(R) {}
+  SubtargetEmitter(RecordKeeper &R) : Records(R), HasItineraries(false) {}
 
   // run - Output the subtarget enumerations, returning true on failure.
-  void run(std::ostream &o);
+  void run(raw_ostream &o);
 
 };