X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=utils%2FTableGen%2FInstrInfoEmitter.h;h=870ea0c58780963223570e35898f984e418c3cfa;hb=0d52ff1f7b993750a74a5d4432273092de9af069;hp=b10c0e170fe3a68b363a388d8b1aa586effde22c;hpb=e2ba8975883874633a1035c245af3b948b940b25;p=oota-llvm.git

diff --git a/utils/TableGen/InstrInfoEmitter.h b/utils/TableGen/InstrInfoEmitter.h
index b10c0e170fe..870ea0c5878 100644
--- a/utils/TableGen/InstrInfoEmitter.h
+++ b/utils/TableGen/InstrInfoEmitter.h
@@ -2,8 +2,8 @@
 //
 //                     The LLVM Compiler Infrastructure
 //
-// This file was developed by the LLVM research group 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.
 //
 //===----------------------------------------------------------------------===//
 //
@@ -16,6 +16,7 @@
 #define INSTRINFO_EMITTER_H
 
 #include "TableGenBackend.h"
+#include "CodeGenDAGPatterns.h"
 #include <vector>
 #include <map>
 
@@ -24,33 +25,42 @@ namespace llvm {
 class StringInit;
 class IntInit;
 class ListInit;
-struct CodeGenInstruction;
+class CodeGenInstruction;
 
 class InstrInfoEmitter : public TableGenBackend {
   RecordKeeper &Records;
-  bool IsItineraries;
+  CodeGenDAGPatterns CDP;
   std::map<std::string, unsigned> ItinClassMap;
   
 public:
-  InstrInfoEmitter(RecordKeeper &R) : Records(R), IsItineraries(false) {}
+  InstrInfoEmitter(RecordKeeper &R) : Records(R), CDP(R) { }
 
   // run - Output the instruction set description, returning true on failure.
   void run(std::ostream &OS);
 
-  // runEnums - Print out enum values for all of the instructions.
-  void runEnums(std::ostream &OS);
 private:
-  void printDefList(const std::vector<Record*> &Uses, unsigned Num,
-                    std::ostream &OS) const;
+  typedef std::map<std::vector<std::string>, unsigned> OperandInfoMapTy;
+  
   void emitRecord(const CodeGenInstruction &Inst, unsigned Num,
                   Record *InstrInfo, 
                   std::map<std::vector<Record*>, unsigned> &EL,
-          std::map<std::vector<std::pair<Record*,unsigned> >, unsigned> &OpInfo,
+                  std::map<Record*, unsigned> &BM,
+                  const OperandInfoMapTy &OpInfo,
                   std::ostream &OS);
-  void GatherItinClasses();
-  unsigned ItinClassNumber(std::string ItinName);
   void emitShiftedValue(Record *R, StringInit *Val, IntInit *Shift,
                         std::ostream &OS);
+
+  // Itinerary information.
+  void GatherItinClasses();
+  unsigned getItinClassNumber(const Record *InstRec);
+  
+  // Operand information.
+  void EmitOperandInfo(std::ostream &OS, OperandInfoMapTy &OperandInfoIDs);
+  std::vector<std::string> GetOperandInfo(const CodeGenInstruction &Inst);
+
+  void DetectRegisterClassBarriers(std::vector<Record*> &Defs,
+                                   const std::vector<CodeGenRegisterClass> &RCs,
+                                   std::vector<Record*> &Barriers);
 };
 
 } // End llvm namespace