1 //===-- CommandObjectTraceStartIntelPT.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_COMMANDOBJECTTRACESTARTINTELPT_H
10 #define LLDB_SOURCE_PLUGINS_TRACE_INTEL_PT_COMMANDOBJECTTRACESTARTINTELPT_H
11 
12 #include "../../../../source/Commands/CommandObjectThreadUtil.h"
13 #include "lldb/Interpreter/CommandInterpreter.h"
14 #include "lldb/Interpreter/CommandReturnObject.h"
15 
16 namespace lldb_private {
17 namespace trace_intel_pt {
18 
19 class CommandObjectTraceStartIntelPT : public CommandObjectIterateOverThreads {
20 public:
21   class CommandOptions : public Options {
22   public:
CommandOptions()23     CommandOptions() : Options() { OptionParsingStarting(nullptr); }
24 
25     ~CommandOptions() override = default;
26 
27     Status SetOptionValue(uint32_t option_idx, llvm::StringRef option_arg,
28                           ExecutionContext *execution_context) override;
29 
30     void OptionParsingStarting(ExecutionContext *execution_context) override;
31 
32     llvm::ArrayRef<OptionDefinition> GetDefinitions() override;
33 
34     size_t m_size_in_kb;
35     uint32_t m_custom_config;
36   };
37 
CommandObjectTraceStartIntelPT(CommandInterpreter & interpreter)38   CommandObjectTraceStartIntelPT(CommandInterpreter &interpreter)
39       : CommandObjectIterateOverThreads(
40             interpreter, "thread trace start",
41             "Start tracing one or more threads with intel-pt. "
42             "Defaults to the current thread. Thread indices can be "
43             "specified as arguments.\n Use the thread-index \"all\" to trace "
44             "all threads.",
45             "thread trace start [<thread-index> <thread-index> ...] "
46             "[<intel-pt-options>]",
47             lldb::eCommandRequiresProcess | lldb::eCommandTryTargetAPILock |
48                 lldb::eCommandProcessMustBeLaunched |
49                 lldb::eCommandProcessMustBePaused),
50         m_options() {}
51 
52   ~CommandObjectTraceStartIntelPT() override = default;
53 
GetOptions()54   Options *GetOptions() override { return &m_options; }
55 
56 protected:
57   bool HandleOneThread(lldb::tid_t tid, CommandReturnObject &result) override;
58 
59   CommandOptions m_options;
60 };
61 
62 } // namespace trace_intel_pt
63 } // namespace lldb_private
64 
65 #endif // LLDB_SOURCE_PLUGINS_TRACE_INTEL_PT_COMMANDOBJECTTRACESTARTINTELPT_H
66