X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=utils%2FTableGen%2FInstrInfoEmitter.h;h=abb1c6bc188cbd94e9ee7c15cb9ec6153dcdb0ea;hb=5d4314ef720630e6547fe41efec1608d4c14c78e;hp=87a140b43aaa6cdb6e92512282645f30dbc8984f;hpb=ec3524064c57fbc2c5976ca301bbaadc94006d07;p=oota-llvm.git

diff --git a/utils/TableGen/InstrInfoEmitter.h b/utils/TableGen/InstrInfoEmitter.h
index 87a140b43aa..abb1c6bc188 100644
--- a/utils/TableGen/InstrInfoEmitter.h
+++ b/utils/TableGen/InstrInfoEmitter.h
@@ -1,10 +1,10 @@
 //===- InstrInfoEmitter.h - Generate a Instruction Set Desc. ----*- C++ -*-===//
-// 
+//
 //                     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.
+//
 //===----------------------------------------------------------------------===//
 //
 // This tablegen backend is responsible for emitting a description of the target
@@ -16,6 +16,9 @@
 #define INSTRINFO_EMITTER_H
 
 #include "TableGenBackend.h"
+#include "CodeGenDAGPatterns.h"
+#include <vector>
+#include <map>
 
 namespace llvm {
 
@@ -26,21 +29,36 @@ class CodeGenInstruction;
 
 class InstrInfoEmitter : public TableGenBackend {
   RecordKeeper &Records;
-public:
-  InstrInfoEmitter(RecordKeeper &R) : Records(R) {}
+  CodeGenDAGPatterns CDP;
+  std::map<std::string, unsigned> ItinClassMap;
   
+public:
+  InstrInfoEmitter(RecordKeeper &R) : Records(R), CDP(R) { }
+
   // run - Output the instruction set description, returning true on failure.
-  void run(std::ostream &OS);
+  void run(raw_ostream &OS);
 
-  // runEnums - Print out enum values for all of the instructions.
-  void runEnums(std::ostream &OS);
 private:
-  void printDefList(ListInit *LI, const std::string &Name,
-                    std::ostream &OS) const;
+  typedef std::map<std::vector<std::string>, unsigned> OperandInfoMapTy;
+  
   void emitRecord(const CodeGenInstruction &Inst, unsigned Num,
-                  Record *InstrInfo, std::ostream &OS);
-  void emitShiftedValue(Record *R, StringInit *Val, IntInit *Shift,
-                        std::ostream &OS);
+                  Record *InstrInfo, 
+                  std::map<std::vector<Record*>, unsigned> &EL,
+                  std::map<Record*, unsigned> &BM,
+                  const OperandInfoMapTy &OpInfo,
+                  raw_ostream &OS);
+
+  // Itinerary information.
+  void GatherItinClasses();
+  unsigned getItinClassNumber(const Record *InstRec);
+  
+  // Operand information.
+  void EmitOperandInfo(raw_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