AsmPrinterInlineAsm.cpp | Explore in Territory

//===-- AsmPrinterInlineAsm.cpp - AsmPrinter Inline Asm Handling ----------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file implements the inline assembler pieces of the AsmPrinter class.
//
//===----------------------------------------------------------------------===//

#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/ADT/Twine.h"
#include "llvm/CodeGen/AsmPrinter.h"
#include "llvm/CodeGen/MachineBasicBlock.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineModuleInfo.h"
#include "llvm/CodeGen/TargetRegisterInfo.h"
#include "llvm/CodeGen/TargetSubtargetInfo.h"
#include "llvm/IR/Constants.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/IR/DiagnosticInfo.h"
#include "llvm/IR/InlineAsm.h"
#include "llvm/IR/LLVMContext.h"
#include "llvm/IR/Module.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCInstrInfo.h"
#include "llvm/MC/MCParser/MCAsmLexer.h"
#include "llvm/MC/MCParser/MCTargetAsmParser.h"
#include "llvm/MC/MCStreamer.h"
#include "llvm/MC/MCSymbol.h"
#include "llvm/MC/TargetRegistry.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/Support/SourceMgr.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Target/TargetMachine.h"
usingnamespacellvm;

#define DEBUG_TYPE …

unsigned AsmPrinter::addInlineAsmDiagBuffer(StringRef AsmStr,
                                            const MDNode *LocMDNode) const { … }


/// EmitInlineAsm - Emit a blob of inline asm to the output streamer.
void AsmPrinter::emitInlineAsm(StringRef Str, const MCSubtargetInfo &STI,
                               const MCTargetOptions &MCOptions,
                               const MDNode *LocMDNode,
                               InlineAsm::AsmDialect Dialect) const { … }

static void EmitInlineAsmStr(const char *AsmStr, const MachineInstr *MI,
                             MachineModuleInfo *MMI, const MCAsmInfo *MAI,
                             AsmPrinter *AP, uint64_t LocCookie,
                             raw_ostream &OS) { … }

/// This method formats and emits the specified machine instruction that is an
/// inline asm.
void AsmPrinter::emitInlineAsm(const MachineInstr *MI) const { … }

/// PrintSpecial - Print information related to the specified machine instr
/// that is independent of the operand, and may be independent of the instr
/// itself.  This can be useful for portably encoding the comment character
/// or other bits of target-specific knowledge into the asmstrings.  The
/// syntax used is ${:comment}.  Targets can override this to add support
/// for their own strange codes.
void AsmPrinter::PrintSpecial(const MachineInstr *MI, raw_ostream &OS,
                              StringRef Code) const { … }

void AsmPrinter::PrintSymbolOperand(const MachineOperand &MO, raw_ostream &OS) { … }

/// PrintAsmOperand - Print the specified operand of MI, an INLINEASM
/// instruction, using the specified assembler variant.  Targets should
/// override this to format as appropriate for machine specific ExtraCodes
/// or when the arch-independent handling would be too complex otherwise.
bool AsmPrinter::PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
                                 const char *ExtraCode, raw_ostream &O) { … }

bool AsmPrinter::PrintAsmMemoryOperand(const MachineInstr *MI, unsigned OpNo,
                                       const char *ExtraCode, raw_ostream &O) { … }

void AsmPrinter::emitInlineAsmStart() const { … }

void AsmPrinter::emitInlineAsmEnd(const MCSubtargetInfo &StartInfo,
                                  const MCSubtargetInfo *EndInfo) const { … }
llvm/llvm/lib/CodeGen/AsmPrinter/AsmPrinterInlineAsm.cpp
