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Current Path: /usr/src/contrib/llvm-project/llvm/include/llvm/XRay

usr / src / contrib / llvm-project / llvm / include / llvm / XRay /

📁 ..
📄 BlockIndexer.h(2.17 KB)
📄 BlockPrinter.h(1.76 KB)
📄 BlockVerifier.h(2.03 KB)
📄 FDRLogBuilder.h(1.23 KB)
📄 FDRRecordConsumer.h(1.62 KB)
📄 FDRRecordProducer.h(1.62 KB)
📄 FDRRecords.h(12.29 KB)
📄 FDRTraceExpander.h(2.11 KB)
📄 FDRTraceWriter.h(2.05 KB)
📄 FileHeaderReader.h(1.1 KB)
📄 Graph.h(17.07 KB)
📄 InstrumentationMap.h(4.4 KB)
📄 Profile.h(4.25 KB)
📄 RecordPrinter.h(1.64 KB)
📄 Trace.h(2.64 KB)
📄 XRayRecord.h(3.37 KB)
📄 YAMLXRayRecord.h(3.19 KB)

Editing: FDRRecordProducer.h

//===- FDRRecordProducer.h - XRay FDR Mode Record Producer ----------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_INCLUDE_LLVM_XRAY_FDRRECORDPRODUCER_H_
#define LLVM_INCLUDE_LLVM_XRAY_FDRRECORDPRODUCER_H_

#include "llvm/Support/Error.h"
#include "llvm/XRay/FDRRecords.h"
#include "llvm/XRay/XRayRecord.h"
#include <memory>

namespace llvm {
namespace xray {

class RecordProducer {
public:
  /// All producer implementations must yield either an Error or a non-nullptr
  /// unique_ptr<Record>.
  virtual Expected<std::unique_ptr<Record>> produce() = 0;
  virtual ~RecordProducer() = default;
};

class FileBasedRecordProducer : public RecordProducer {
  const XRayFileHeader &Header;
  DataExtractor &E;
  uint64_t &OffsetPtr;
  uint32_t CurrentBufferBytes = 0;

// Helper function which gets the next record by speculatively reading through
  // the log, finding a buffer extents record.
  Expected<std::unique_ptr<Record>> findNextBufferExtent();

public:
  FileBasedRecordProducer(const XRayFileHeader &FH, DataExtractor &DE,
                          uint64_t &OP)
      : Header(FH), E(DE), OffsetPtr(OP) {}

/// This producer encapsulates the logic for loading a File-backed
  /// RecordProducer hidden behind a DataExtractor.
  Expected<std::unique_ptr<Record>> produce() override;
};

} // namespace xray
} // namespace llvm

#endif // LLVM_INCLUDE_LLVM_XRAY_FDRRECORDPRODUCER_H_

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Editing: FDRRecordProducer.h

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