76 lines
2.6 KiB
C++
76 lines
2.6 KiB
C++
//===- MergedFunctionsInfo.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 LLVM_DEBUGINFO_GSYM_MERGEDFUNCTIONSINFO_H
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#define LLVM_DEBUGINFO_GSYM_MERGEDFUNCTIONSINFO_H
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#include "llvm/DebugInfo/GSYM/ExtractRanges.h"
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#include "llvm/Support/Compiler.h"
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#include "llvm/Support/Error.h"
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#include <stdint.h>
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#include <vector>
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namespace llvm {
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class raw_ostream;
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namespace gsym {
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class GsymReader;
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struct FunctionInfo;
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struct MergedFunctionsInfo {
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std::vector<FunctionInfo> MergedFunctions;
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LLVM_ABI void clear();
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/// Query if a MergedFunctionsInfo object is valid.
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///
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/// \returns A boolean indicating if this FunctionInfo is valid.
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bool isValid() { return !MergedFunctions.empty(); }
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/// Get a vector of GsymDataExtractor objects for the functions in this
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/// MergedFunctionsInfo object.
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///
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/// \param Data The binary stream to read the data from. This object must have
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/// the data for the MergedFunctionsInfo object starting at offset zero. The
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/// data can contain more data than needed.
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///
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/// \returns An llvm::Expected containing a vector of GsymDataExtractor
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/// objects on success, or an error object if parsing fails.
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LLVM_ABI static llvm::Expected<std::vector<GsymDataExtractor>>
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getFuncsDataExtractors(GsymDataExtractor &Data);
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/// Decode an MergedFunctionsInfo object from a binary data stream.
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///
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/// \param Data The binary stream to read the data from. This object must have
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/// the data for the MergedFunctionsInfo object starting at offset zero. The
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/// data can contain more data than needed.
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///
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/// \param BaseAddr The base address to use when encoding all address ranges.
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///
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/// \returns An MergedFunctionsInfo or an error describing the issue that was
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/// encountered during decoding.
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LLVM_ABI static llvm::Expected<MergedFunctionsInfo>
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decode(GsymDataExtractor &Data, uint64_t BaseAddr);
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/// Encode this MergedFunctionsInfo object into FileWriter stream.
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///
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/// \param O The binary stream to write the data to at the current file
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/// position.
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/// \returns An error object that indicates success or failure for the
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/// encoding process.
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LLVM_ABI llvm::Error encode(FileWriter &O) const;
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};
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LLVM_ABI bool operator==(const MergedFunctionsInfo &LHS,
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const MergedFunctionsInfo &RHS);
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} // namespace gsym
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} // namespace llvm
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#endif // LLVM_DEBUGINFO_GSYM_MERGEDFUNCTIONSINFO_H
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