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      1 //===- xray-converter.h - XRay Trace Conversion ---------------------------===//
      2 //
      3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
      4 // See https://llvm.org/LICENSE.txt for license information.
      5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
      6 //
      7 //===----------------------------------------------------------------------===//
      8 //
      9 // Defines the TraceConverter class for turning binary traces into
     10 // human-readable text and vice versa.
     11 //
     12 //===----------------------------------------------------------------------===//
     13 #ifndef LLVM_TOOLS_LLVM_XRAY_XRAY_CONVERTER_H
     14 #define LLVM_TOOLS_LLVM_XRAY_XRAY_CONVERTER_H
     15 
     16 #include "func-id-helper.h"
     17 #include "llvm/XRay/Trace.h"
     18 #include "llvm/XRay/XRayRecord.h"
     19 
     20 namespace llvm {
     21 namespace xray {
     22 
     23 class TraceConverter {
     24   FuncIdConversionHelper &FuncIdHelper;
     25   bool Symbolize;
     26 
     27 public:
     28   TraceConverter(FuncIdConversionHelper &FuncIdHelper, bool Symbolize = false)
     29       : FuncIdHelper(FuncIdHelper), Symbolize(Symbolize) {}
     30 
     31   void exportAsYAML(const Trace &Records, raw_ostream &OS);
     32   void exportAsRAWv1(const Trace &Records, raw_ostream &OS);
     33 
     34   /// For this conversion, the Function records within each thread are expected
     35   /// to be in sorted TSC order. The trace event format encodes stack traces, so
     36   /// the linear history is essential for correct output.
     37   void exportAsChromeTraceEventFormat(const Trace &Records, raw_ostream &OS);
     38 };
     39 
     40 } // namespace xray
     41 } // namespace llvm
     42 
     43 #endif // LLVM_TOOLS_LLVM_XRAY_XRAY_CONVERTER_H
     44