llvm/bolt/lib/Rewrite/SDTRewriter.cpp

//===- bolt/Rewrite/SDTRewriter.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
//
//===----------------------------------------------------------------------===//
//
// Implement support for System Tap Statically-Defined Trace points stored in
// .note.stapsdt section.
//
//===----------------------------------------------------------------------===//

#include "bolt/Core/BinaryFunction.h"
#include "bolt/Core/DebugData.h"
#include "bolt/Rewrite/MetadataRewriter.h"
#include "bolt/Rewrite/MetadataRewriters.h"
#include "bolt/Utils/CommandLineOpts.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Errc.h"
#include "llvm/Support/Timer.h"

usingnamespacellvm;
usingnamespacebolt;

namespace opts {
static cl::opt<bool> PrintSDTMarkers("print-sdt",
                                     cl::desc("print all SDT markers"),
                                     cl::Hidden, cl::cat(BoltCategory));
}

namespace {
class SDTRewriter final : public MetadataRewriter { … };

void SDTRewriter::readSection() { … }

Error SDTRewriter::preCFGInitializer() { … }

Error SDTRewriter::postEmitFinalizer() { … }

void SDTRewriter::printSDTMarkers() const { … }
} // namespace

std::unique_ptr<MetadataRewriter>
llvm::bolt::createSDTRewriter(BinaryContext &BC) { … }