//===- CodeEmitterGen.h - Code Emitter Generator ----------------*- 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.
+//
//===----------------------------------------------------------------------===//
//
// FIXME: document
#define CODEMITTERGEN_H
#include "TableGenBackend.h"
+#include <vector>
+#include <string>
+
+namespace llvm {
+
+class RecordVal;
+class BitsInit;
+class CodeGenTarget;
class CodeEmitterGen : public TableGenBackend {
RecordKeeper &Records;
public:
CodeEmitterGen(RecordKeeper &R) : Records(R) {}
-
+
// run - Output the code emitter
- void run(std::ostream &o);
+ void run(raw_ostream &o);
private:
- void emitMachineOpEmitter(std::ostream &o, const std::string &Namespace);
- void emitGetValueBit(std::ostream &o, const std::string &Namespace);
+ void emitMachineOpEmitter(raw_ostream &o, const std::string &Namespace);
+ void emitGetValueBit(raw_ostream &o, const std::string &Namespace);
+ void reverseBits(std::vector<Record*> &Insts);
+ int getVariableBit(const std::string &VarName, BitsInit *BI, int bit);
+ std::string getInstructionCase(Record *R, CodeGenTarget &Target);
+ void
+ AddCodeToMergeInOperand(Record *R, BitsInit *BI, const std::string &VarName,
+ unsigned &NumberedOp,
+ std::string &Case, CodeGenTarget &Target);
+
};
+} // End llvm namespace
+
#endif