diff options
Diffstat (limited to 'contrib/llvm-project/lldb/include/lldb/Target/TraceCursor.h')
| -rw-r--r-- | contrib/llvm-project/lldb/include/lldb/Target/TraceCursor.h | 36 |
1 files changed, 22 insertions, 14 deletions
diff --git a/contrib/llvm-project/lldb/include/lldb/Target/TraceCursor.h b/contrib/llvm-project/lldb/include/lldb/Target/TraceCursor.h index f6337e3d3d3f..95b022331634 100644 --- a/contrib/llvm-project/lldb/include/lldb/Target/TraceCursor.h +++ b/contrib/llvm-project/lldb/include/lldb/Target/TraceCursor.h @@ -215,7 +215,7 @@ public: /// of this cursor. ExecutionContextRef &GetExecutionContextRef(); - /// Instruction, event or error information + /// Trace item information (instructions, errors and events) /// \{ /// \return @@ -255,27 +255,35 @@ public: /// The load address of the instruction the cursor is pointing at. virtual lldb::addr_t GetLoadAddress() const = 0; - /// Get the hardware counter of a given type associated with the current - /// instruction. Each architecture might support different counters. It might - /// happen that only some instructions of an entire trace have a given counter - /// associated with them. - /// - /// \param[in] counter_type - /// The counter type. - /// \return - /// The value of the counter or \b llvm::None if not available. - virtual llvm::Optional<uint64_t> - GetCounter(lldb::TraceCounter counter_type) const = 0; - /// Get the CPU associated with the current trace item. /// /// This call might not be O(1), so it's suggested to invoke this method - /// whenever a cpu change event is fired. + /// whenever an eTraceEventCPUChanged event is fired. /// /// \return /// The requested CPU id, or \a llvm::None if this information is /// not available for the current item. virtual llvm::Optional<lldb::cpu_id_t> GetCPU() const = 0; + + /// Get the last hardware clock value that was emitted before the current + /// trace item. + /// + /// This call might not be O(1), so it's suggested to invoke this method + /// whenever an eTraceEventHWClockTick event is fired. + /// + /// \return + /// The requested HW clock value, or \a llvm::None if this information is + /// not available for the current item. + virtual llvm::Optional<uint64_t> GetHWClock() const = 0; + + /// Get the approximate wall clock time in nanoseconds at which the current + /// trace item was executed. Each trace plug-in has a different definition for + /// what time 0 means. + /// + /// \return + /// The approximate wall clock time for the trace item, or \a llvm::None + /// if not available. + virtual llvm::Optional<double> GetWallClockTime() const = 0; /// \} protected: |