lldb/source/Plugins/Trace/intel-pt/TraceIntelPTJSONStructs.h

   1 //===-- TraceIntelPTJSONStructs.h -----------------------------*- C++ //-*-===//
   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 #ifndef LLDB_SOURCE_PLUGINS_TRACE_INTEL_PT_TRACEINTELPTJSONSTRUCTS_H
  10 #define LLDB_SOURCE_PLUGINS_TRACE_INTEL_PT_TRACEINTELPTJSONSTRUCTS_H
  11
  12 #include "lldb/Utility/TraceIntelPTGDBRemotePackets.h"
  13 #include "lldb/lldb-types.h"
  14 #include "llvm/Support/JSON.h"
  15 #include <intel-pt.h>
  16 #include <optional>
  17 #include <vector>
  18
  19 namespace lldb_private {
  20 namespace trace_intel_pt {
  21
  22 struct JSONModule {
  23   std::string system_path;
  24   std::optional<std::string> file;
  25   JSONUINT64 load_address;
  26   std::optional<std::string> uuid;
  27 };
  28
  29 struct JSONThread {
  30   uint64_t tid;
  31   std::optional<std::string> ipt_trace;
  32 };
  33
  34 struct JSONProcess {
  35   uint64_t pid;
  36   std::optional<std::string> triple;
  37   std::vector<JSONThread> threads;
  38   std::vector<JSONModule> modules;
  39 };
  40
  41 struct JSONCpu {
  42   lldb::cpu_id_t id;
  43   std::string ipt_trace;
  44   std::string context_switch_trace;
  45 };
  46
  47 struct JSONKernel {
  48   std::optional<JSONUINT64> load_address;
  49   std::string file;
  50 };
  51
  52 struct JSONTraceBundleDescription {
  53   std::string type;
  54   pt_cpu cpu_info;
  55   std::optional<std::vector<JSONProcess>> processes;
  56   std::optional<std::vector<JSONCpu>> cpus;
  57   std::optional<LinuxPerfZeroTscConversion> tsc_perf_zero_conversion;
  58   std::optional<JSONKernel> kernel;
  59
  60   std::optional<std::vector<lldb::cpu_id_t>> GetCpuIds();
  61 };
  62
  63 llvm::json::Value toJSON(const JSONModule &module);
  64
  65 llvm::json::Value toJSON(const JSONThread &thread);
  66
  67 llvm::json::Value toJSON(const JSONProcess &process);
  68
  69 llvm::json::Value toJSON(const JSONCpu &cpu);
  70
  71 llvm::json::Value toJSON(const pt_cpu &cpu_info);
  72
  73 llvm::json::Value toJSON(const JSONKernel &kernel);
  74
  75 llvm::json::Value toJSON(const JSONTraceBundleDescription &bundle_description);
  76
  77 bool fromJSON(const llvm::json::Value &value, JSONModule &module,
  78               llvm::json::Path path);
  79
  80 bool fromJSON(const llvm::json::Value &value, JSONThread &thread,
  81               llvm::json::Path path);
  82
  83 bool fromJSON(const llvm::json::Value &value, JSONProcess &process,
  84               llvm::json::Path path);
  85
  86 bool fromJSON(const llvm::json::Value &value, JSONCpu &cpu,
  87               llvm::json::Path path);
  88
  89 bool fromJSON(const llvm::json::Value &value, pt_cpu &cpu_info,
  90               llvm::json::Path path);
  91
  92 bool fromJSON(const llvm::json::Value &value, JSONModule &kernel,
  93               llvm::json::Path path);
  94
  95 bool fromJSON(const llvm::json::Value &value,
  96               JSONTraceBundleDescription &bundle_description,
  97               llvm::json::Path path);
  98 } // namespace trace_intel_pt
  99 } // namespace lldb_private
 100
 101 #endif // LLDB_SOURCE_PLUGINS_TRACE_INTEL_PT_TRACEINTELPTJSONSTRUCTS_H