1 //===-- PIC16AsmPrinter.h - PIC16 LLVM assembly writer ----------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file contains a printer that converts from our internal representation
11 // of machine-dependent LLVM code to PIC16 assembly language.
13 //===----------------------------------------------------------------------===//
15 #ifndef PIC16ASMPRINTER_H
16 #define PIC16ASMPRINTER_H
19 #include "PIC16TargetMachine.h"
20 #include "PIC16DebugInfo.h"
21 #include "PIC16MCAsmInfo.h"
22 #include "PIC16TargetObjectFile.h"
23 #include "llvm/Analysis/DebugInfo.h"
24 #include "llvm/CodeGen/AsmPrinter.h"
25 #include "llvm/Support/CommandLine.h"
26 #include "llvm/Target/TargetMachine.h"
31 class VISIBILITY_HIDDEN PIC16AsmPrinter : public AsmPrinter {
33 explicit PIC16AsmPrinter(formatted_raw_ostream &O, TargetMachine &TM,
34 const MCAsmInfo *T, bool V);
36 virtual const char *getPassName() const {
37 return "PIC16 Assembly Printer";
40 PIC16TargetObjectFile &getObjFileLowering() const {
41 return (PIC16TargetObjectFile &)AsmPrinter::getObjFileLowering();
44 bool runOnMachineFunction(MachineFunction &F);
45 void printOperand(const MachineInstr *MI, int opNum);
46 void printCCOperand(const MachineInstr *MI, int opNum);
47 void printInstruction(const MachineInstr *MI); // definition autogenerated.
48 static const char *getRegisterName(unsigned RegNo);
50 bool printMachineInstruction(const MachineInstr *MI);
51 void EmitFunctionDecls (Module &M);
52 void EmitUndefinedVars (Module &M);
53 void EmitDefinedVars (Module &M);
54 void EmitIData (Module &M);
55 void EmitUData (Module &M);
56 void EmitAllAutos (Module &M);
57 void EmitRomData (Module &M);
58 void EmitUserSections (Module &M);
59 void EmitFunctionFrame(MachineFunction &MF);
60 void printLibcallDecls();
61 void EmitUninitializedDataSection(const PIC16Section *S);
62 void EmitInitializedDataSection(const PIC16Section *S);
64 bool doInitialization(Module &M);
65 bool doFinalization(Module &M);
67 /// PrintGlobalVariable - Emit the specified global variable and its
68 /// initializer to the output stream.
69 virtual void PrintGlobalVariable(const GlobalVariable *GV) {
70 // PIC16 doesn't use normal hooks for this.
74 PIC16TargetObjectFile *PTOF;
75 PIC16TargetLowering *PTLI;
77 const PIC16MCAsmInfo *PMAI;
78 std::list<const char *> LibcallDecls; // List of extern decls.
79 std::vector<const GlobalVariable *> ExternalVarDecls;
80 std::vector<const GlobalVariable *> ExternalVarDefs;