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"
32 class VISIBILITY_HIDDEN PIC16AsmPrinter : public AsmPrinter {
34 explicit PIC16AsmPrinter(TargetMachine &TM, MCStreamer &Streamer);
36 virtual const char *getPassName() const {
37 return "PIC16 Assembly Printer";
40 const PIC16TargetObjectFile &getObjFileLowering() const {
41 return (const PIC16TargetObjectFile &)AsmPrinter::getObjFileLowering();
44 bool runOnMachineFunction(MachineFunction &F);
45 void printOperand(const MachineInstr *MI, int opNum, raw_ostream &O);
46 void printCCOperand(const MachineInstr *MI, int opNum, raw_ostream &O);
47 void printInstruction(const MachineInstr *MI, raw_ostream &O);
48 static const char *getRegisterName(unsigned RegNo);
50 void EmitInstruction(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 EmitSharedUdata(Module &M);
59 void EmitUserSections (Module &M);
60 void EmitFunctionFrame(MachineFunction &MF);
61 void printLibcallDecls();
62 void EmitUninitializedDataSection(const PIC16Section *S);
63 void EmitInitializedDataSection(const PIC16Section *S);
64 void EmitSingleSection(const PIC16Section *S);
65 void EmitSectionList(Module &M,
66 const std::vector< PIC16Section *> &SList);
67 void ColorAutoSection(const Function *F);
69 bool doInitialization(Module &M);
70 bool doFinalization(Module &M);
72 /// EmitGlobalVariable - Emit the specified global variable and its
73 /// initializer to the output stream.
74 virtual void EmitGlobalVariable(const GlobalVariable *GV) {
75 // PIC16 doesn't use normal hooks for this.
79 const PIC16TargetObjectFile *PTOF;
81 const PIC16MCAsmInfo *PMAI;
82 std::set<std::string> LibcallDecls; // Sorted & uniqued set of extern decls.
83 std::vector<const GlobalVariable *> ExternalVarDecls;
84 std::vector<const GlobalVariable *> ExternalVarDefs;