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https://github.com/Gericom/teak-llvm.git
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86 lines
2.8 KiB
C++
86 lines
2.8 KiB
C++
//===-- TeakAsmPrinter.cpp - Teak LLVM assembly writer ------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file contains a printer that converts from our internal representation
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// of machine-dependent LLVM code to the XAS-format Teak assembly language.
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//
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//===----------------------------------------------------------------------===//
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#define DEBUG_TYPE "asm-printer"
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#include "TargetInfo/TeakTargetInfo.h"
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#include "Teak.h"
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#include "InstPrinter/TeakInstPrinter.h"
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#include "TeakInstrInfo.h"
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#include "TeakMCInstLower.h"
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#include "TeakSubtarget.h"
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#include "TeakTargetMachine.h"
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#include "llvm/ADT/SmallString.h"
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#include "llvm/ADT/StringExtras.h"
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#include "llvm/CodeGen/AsmPrinter.h"
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#include "llvm/CodeGen/MachineConstantPool.h"
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#include "llvm/CodeGen/MachineFunctionPass.h"
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#include "llvm/CodeGen/MachineInstr.h"
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#include "llvm/CodeGen/MachineJumpTableInfo.h"
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#include "llvm/CodeGen/MachineModuleInfo.h"
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#include "llvm/IR/Constants.h"
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#include "llvm/IR/DataLayout.h"
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#include "llvm/IR/DebugInfo.h"
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#include "llvm/IR/DerivedTypes.h"
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#include "llvm/IR/Mangler.h"
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#include "llvm/IR/Module.h"
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#include "llvm/MC/MCAsmInfo.h"
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#include "llvm/MC/MCExpr.h"
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#include "llvm/MC/MCInst.h"
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#include "llvm/MC/MCStreamer.h"
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#include "llvm/MC/MCSymbol.h"
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#include "llvm/Support/ErrorHandling.h"
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#include "llvm/Support/TargetRegistry.h"
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#include "llvm/Support/raw_ostream.h"
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#include "llvm/Target/TargetLoweringObjectFile.h"
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#include <algorithm>
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#include <cctype>
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using namespace llvm;
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namespace {
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class TeakAsmPrinter : public AsmPrinter {
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TeakMCInstLower MCInstLowering;
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Mangler *Mang;
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public:
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explicit TeakAsmPrinter(TargetMachine &TM,
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std::unique_ptr<MCStreamer> Streamer)
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: AsmPrinter(TM, std::move(Streamer)), MCInstLowering(*this), Mang(new Mangler()) {}
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StringRef getPassName() const override { return "Teak Assembly Printer"; }
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void EmitFunctionEntryLabel();
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void EmitInstruction(const MachineInstr *MI);
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void EmitFunctionBodyStart();
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};
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} // end of anonymous namespace
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void TeakAsmPrinter::EmitFunctionBodyStart() {
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MCInstLowering.Initialize(Mang, &MF->getContext());
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}
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void TeakAsmPrinter::EmitFunctionEntryLabel() {
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OutStreamer->EmitLabel(CurrentFnSym);
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}
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void TeakAsmPrinter::EmitInstruction(const MachineInstr *MI) {
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MCInst TmpInst;
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MCInstLowering.Lower(MI, TmpInst);
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EmitToStreamer(*OutStreamer, TmpInst);
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}
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// Force static initialization.
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extern "C" void LLVMInitializeTeakAsmPrinter() {
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RegisterAsmPrinter<TeakAsmPrinter> X(getTheTeakTarget());
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} |