cc1_main.cpp | Explore in Territory

//===-- cc1_main.cpp - Clang CC1 Compiler Frontend ------------------------===//
//
// 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 is the entry point to the clang -cc1 functionality, which implements the
// core compiler functionality along with a number of additional tools for
// demonstration and testing purposes.
//
//===----------------------------------------------------------------------===//

#include "clang/Basic/Stack.h"
#include "clang/Basic/TargetOptions.h"
#include "clang/CodeGen/ObjectFilePCHContainerWriter.h"
#include "clang/Config/config.h"
#include "clang/Driver/DriverDiagnostic.h"
#include "clang/Driver/Options.h"
#include "clang/Frontend/CompilerInstance.h"
#include "clang/Frontend/CompilerInvocation.h"
#include "clang/Frontend/FrontendDiagnostic.h"
#include "clang/Frontend/TextDiagnosticBuffer.h"
#include "clang/Frontend/TextDiagnosticPrinter.h"
#include "clang/Frontend/Utils.h"
#include "clang/FrontendTool/Utils.h"
#include "clang/Serialization/ObjectFilePCHContainerReader.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/Config/llvm-config.h"
#include "llvm/LinkAllPasses.h"
#include "llvm/MC/MCSubtargetInfo.h"
#include "llvm/MC/TargetRegistry.h"
#include "llvm/Option/Arg.h"
#include "llvm/Option/ArgList.h"
#include "llvm/Option/OptTable.h"
#include "llvm/Support/BuryPointer.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/ManagedStatic.h"
#include "llvm/Support/Path.h"
#include "llvm/Support/Process.h"
#include "llvm/Support/Signals.h"
#include "llvm/Support/TargetSelect.h"
#include "llvm/Support/TimeProfiler.h"
#include "llvm/Support/Timer.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/TargetParser/AArch64TargetParser.h"
#include "llvm/TargetParser/ARMTargetParser.h"
#include "llvm/TargetParser/RISCVISAInfo.h"
#include <cstdio>

#ifdef CLANG_HAVE_RLIMITS
#include <sys/resource.h>
#endif

usingnamespaceclang;
usingnamespacellvm::opt;

//===----------------------------------------------------------------------===//
// Main driver
//===----------------------------------------------------------------------===//

static void LLVMErrorHandler(void *UserData, const char *Message,
                             bool GenCrashDiag) { … }

#ifdef CLANG_HAVE_RLIMITS
/// Attempt to ensure that we have at least 8MiB of usable stack space.
static void ensureSufficientStack() { … }
#else
static void ensureSufficientStack() {}
#endif

/// Print supported cpus of the given target.
static int PrintSupportedCPUs(std::string TargetStr) { … }

static int PrintSupportedExtensions(std::string TargetStr) { … }

static int PrintEnabledExtensions(const TargetOptions& TargetOpts) { … }

int cc1_main(ArrayRef<const char *> Argv, const char *Argv0, void *MainAddr) { … }
llvm/clang/tools/driver/cc1_main.cpp
