llvm/llvm/tools/llvm-cxxfilt/llvm-cxxfilt.cpp

//===-- llvm-c++filt.cpp --------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//

#include "llvm/ADT/StringExtras.h"
#include "llvm/Demangle/Demangle.h"
#include "llvm/Demangle/StringViewExtras.h"
#include "llvm/Option/Arg.h"
#include "llvm/Option/ArgList.h"
#include "llvm/Option/Option.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/LLVMDriver.h"
#include "llvm/Support/WithColor.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/TargetParser/Host.h"
#include "llvm/TargetParser/Triple.h"
#include <cstdlib>
#include <iostream>

usingnamespacellvm;

namespace {
enum ID { … };

#define PREFIX …
#include "Opts.inc"
#undef PREFIX

usingnamespacellvm::opt;
static constexpr opt::OptTable::Info InfoTable[] = …;

class CxxfiltOptTable : public opt::GenericOptTable { … };
} // namespace

static bool ParseParams;
static bool StripUnderscore;
static bool Types;

static StringRef ToolName;

static void error(const Twine &Message) { … }

static std::string demangle(const std::string &Mangled) { … }

// Split 'Source' on any character that fails to pass 'IsLegalChar'.  The
// returned vector consists of pairs where 'first' is the delimited word, and
// 'second' are the delimiters following that word.
static void SplitStringDelims(
    StringRef Source,
    SmallVectorImpl<std::pair<StringRef, StringRef>> &OutFragments,
    function_ref<bool(char)> IsLegalChar) { … }

// This returns true if 'C' is a character that can show up in an
// Itanium-mangled string.
static bool IsLegalItaniumChar(char C) { … }

// If 'Split' is true, then 'Mangled' is broken into individual words and each
// word is demangled.  Otherwise, the entire string is treated as a single
// mangled item.  The result is output to 'OS'.
static void demangleLine(llvm::raw_ostream &OS, StringRef Mangled, bool Split) { … }

int llvm_cxxfilt_main(int argc, char **argv, const llvm::ToolContext &) { … }