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//===-- PIC16AsmPrinter.h - PIC16 LLVM assembly writer ----------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains a printer that converts from our internal representation
// of machine-dependent LLVM code to PIC16 assembly language.
//
//===----------------------------------------------------------------------===//
#ifndef PIC16ASMPRINTER_H
#define PIC16ASMPRINTER_H
#include "PIC16.h"
#include "PIC16TargetMachine.h"
#include "PIC16DebugInfo.h"
#include "llvm/Analysis/DebugInfo.h"
#include "PIC16TargetAsmInfo.h"
#include "llvm/CodeGen/AsmPrinter.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Target/TargetAsmInfo.h"
#include "llvm/Target/TargetMachine.h"
#include <list>
#include <string>
namespace llvm {
struct VISIBILITY_HIDDEN PIC16AsmPrinter : public AsmPrinter {
explicit PIC16AsmPrinter(formatted_raw_ostream &O, TargetMachine &TM,
const TargetAsmInfo *T, bool V)
: AsmPrinter(O, TM, T, V), DbgInfo(O, T) {
PTLI = static_cast<const PIC16TargetLowering *> (TM.getTargetLowering());
PTAI = static_cast<const PIC16TargetAsmInfo *> (T);
}
private:
virtual const char *getPassName() const {
return "PIC16 Assembly Printer";
}
bool runOnMachineFunction(MachineFunction &F);
void printOperand(const MachineInstr *MI, int opNum);
void printCCOperand(const MachineInstr *MI, int opNum);
bool printInstruction(const MachineInstr *MI); // definition autogenerated.
bool printMachineInstruction(const MachineInstr *MI);
void EmitFunctionDecls (Module &M);
void EmitUndefinedVars (Module &M);
void EmitDefinedVars (Module &M);
void EmitIData (Module &M);
void EmitUData (Module &M);
void EmitAutos (std::string FunctName);
void EmitRemainingAutos ();
void EmitRomData (Module &M);
void EmitFunctionFrame(MachineFunction &MF);
void printLibcallDecls(void);
protected:
bool doInitialization(Module &M);
bool doFinalization(Module &M);
/// PrintGlobalVariable - Emit the specified global variable and its
/// initializer to the output stream.
virtual void PrintGlobalVariable(const GlobalVariable *GV) {
// PIC16 doesn't use normal hooks for this.
}
private:
PIC16TargetLowering *PTLI;
PIC16DbgInfo DbgInfo;
const PIC16TargetAsmInfo *PTAI;
std::list<const char *> LibcallDecls; // List of extern decls.
};
} // end of namespace
#endif
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