48 lines
1.8 KiB
C++
48 lines
1.8 KiB
C++
//===-- TraceIntelPTBundleSaver.h ----------------------------*- C++ //-*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLDB_SOURCE_PLUGINS_TRACE_INTEL_PT_TRACEINTELPTBUNDLESAVER_H
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#define LLDB_SOURCE_PLUGINS_TRACE_INTEL_PT_TRACEINTELPTBUNDLESAVER_H
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#include "TraceIntelPT.h"
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#include "TraceIntelPTJSONStructs.h"
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namespace lldb_private {
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namespace trace_intel_pt {
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class TraceIntelPTBundleSaver {
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public:
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/// Save the Intel PT trace of a live process to the specified directory,
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/// which will be created if needed. This will also create a file
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/// \a <directory>/trace.json with the description of the trace
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/// bundle, along with others files which contain the actual trace data.
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/// The trace.json file can be used later as input for the "trace load"
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/// command to load the trace in LLDB.
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///
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/// \param[in] trace_ipt
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/// The Intel PT trace to be saved to disk.
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///
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/// \param[in] directory
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/// The directory where the trace bundle will be created.
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///
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/// \param[in] compact
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/// Filter out information irrelevant to the traced processes in the
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/// context switch and intel pt traces when using per-cpu mode. This
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/// effectively reduces the size of those traces.
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///
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/// \return
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/// A \a FileSpec pointing to the bundle description file, or an \a
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/// llvm::Error otherwise.
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llvm::Expected<FileSpec> SaveToDisk(TraceIntelPT &trace_ipt,
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FileSpec directory, bool compact);
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};
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} // namespace trace_intel_pt
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} // namespace lldb_private
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#endif // LLDB_SOURCE_PLUGINS_TRACE_INTEL_PT_TRACEINTELPTBUNDLESAVER_H
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