File Manager

003 File Manager

Current Path: /usr/src/contrib/llvm-project/llvm/include/llvm/Support

usr / src / contrib / llvm-project / llvm / include / llvm / Support /

📁 ..
📄 AArch64TargetParser.def(12.01 KB)
📄 AArch64TargetParser.h(4.89 KB)
📄 AMDGPUMetadata.h(17.98 KB)
📄 AMDHSAKernelDescriptor.h(7.63 KB)
📄 ARMAttributeParser.h(3.2 KB)
📄 ARMBuildAttributes.h(8.6 KB)
📄 ARMEHABI.h(3.72 KB)
📄 ARMTargetParser.def(18.94 KB)
📄 ARMTargetParser.h(8.76 KB)
📄 ARMWinEH.h(18.27 KB)
📄 AlignOf.h(1.56 KB)
📄 Alignment.h(12.95 KB)
📄 Allocator.h(16.54 KB)
📄 AllocatorBase.h(3.87 KB)
📄 ArrayRecycler.h(4.78 KB)
📄 Atomic.h(1.09 KB)
📄 AtomicOrdering.h(6.01 KB)
📄 Automaton.h(9.64 KB)
📄 Base64.h(1.84 KB)
📄 BinaryByteStream.h(9.14 KB)
📄 BinaryItemStream.h(3.63 KB)
📄 BinaryStream.h(3.75 KB)
📄 BinaryStreamArray.h(12.46 KB)
📄 BinaryStreamError.h(1.29 KB)
📄 BinaryStreamReader.h(11.01 KB)
📄 BinaryStreamRef.h(10.09 KB)
📄 BinaryStreamWriter.h(7.79 KB)
📄 BlockFrequency.h(2.41 KB)
📄 BranchProbability.h(7.92 KB)
📄 BuryPointer.h(1.03 KB)
📄 CBindingWrapping.h(1.86 KB)
📄 CFGDiff.h(9.95 KB)
📄 CFGUpdate.h(4.12 KB)
📄 COM.h(1004 B)
📄 CRC.h(1.63 KB)
📄 CachePruning.h(3.5 KB)
📄 Capacity.h(972 B)
📄 Casting.h(13.92 KB)
📄 CheckedArithmetic.h(3.71 KB)
📄 Chrono.h(5.78 KB)
📄 CodeGen.h(1.96 KB)
📄 CodeGenCoverage.h(1.18 KB)
📄 CommandLine.h(71.22 KB)
📄 Compiler.h(19.5 KB)
📄 Compression.h(1.39 KB)
📄 ConvertUTF.h(11.4 KB)
📄 CrashRecoveryContext.h(9.26 KB)
📄 DJB.h(1.05 KB)
📄 DOTGraphTraits.h(5.58 KB)
📄 DataExtractor.h(30.28 KB)
📄 DataTypes.h(775 B)
📄 Debug.h(4.7 KB)
📄 DebugCounter.h(7.01 KB)
📄 DynamicLibrary.h(5.77 KB)
📄 ELFAttributeParser.h(2.22 KB)
📄 ELFAttributes.h(1.02 KB)
📄 Endian.h(14.28 KB)
📄 EndianStream.h(1.93 KB)
📄 Errc.h(3.8 KB)
📄 Errno.h(1.45 KB)
📄 Error.h(43.82 KB)
📄 ErrorHandling.h(6.39 KB)
📄 ErrorOr.h(7.48 KB)
📄 ExtensibleRTTI.h(4.02 KB)
📄 FileCheck.h(6.69 KB)
📄 FileCollector.h(3.74 KB)
📄 FileOutputBuffer.h(3.36 KB)
📄 FileSystem.h(53.03 KB)
📄 FileUtilities.h(3.83 KB)
📄 Format.h(9.45 KB)
📄 FormatAdapters.h(3.38 KB)
📄 FormatCommon.h(2.05 KB)
📄 FormatProviders.h(15.27 KB)
📄 FormatVariadic.h(9.88 KB)
📄 FormatVariadicDetails.h(5.3 KB)
📄 FormattedStream.h(6.42 KB)
📄 GenericDomTree.h(30.89 KB)
📄 GenericDomTreeConstruction.h(63.42 KB)
📄 GenericIteratedDominanceFrontier.h(7.31 KB)
📄 GlobPattern.h(1.35 KB)
📄 GraphWriter.h(11.79 KB)
📄 Host.h(2.68 KB)
📄 InitLLVM.h(1.79 KB)
📄 ItaniumManglingCanonicalizer.h(3.17 KB)
📄 JSON.h(28.25 KB)
📄 KnownBits.h(8.35 KB)
📄 LEB128.h(5.74 KB)
📄 LineIterator.h(2.62 KB)
📄 Locale.h(223 B)
📄 LockFileManager.h(3.13 KB)
📄 LowLevelTypeImpl.h(11.94 KB)
📄 MD5.h(3.39 KB)
📄 MSVCErrorWorkarounds.h(2.62 KB)
📄 MachineValueType.h(42.37 KB)
📄 ManagedStatic.h(4.21 KB)
📄 MathExtras.h(32.81 KB)
📄 MemAlloc.h(3.21 KB)
📄 Memory.h(6.94 KB)
📄 MemoryBuffer.h(10.98 KB)
📄 MipsABIFlags.h(3.92 KB)
📄 Mutex.h(2.14 KB)
📄 NativeFormatting.h(1.64 KB)
📄 OnDiskHashTable.h(21.97 KB)
📄 OptimizedStructLayout.h(5.89 KB)
📄 Parallel.h(5.99 KB)
📄 Path.h(15.6 KB)
📄 PluginLoader.h(1.29 KB)
📄 PointerLikeTypeTraits.h(5.69 KB)
📄 PrettyStackTrace.h(4.45 KB)
📄 Printable.h(1.5 KB)
📄 Process.h(9.31 KB)
📄 Program.h(10.35 KB)
📄 RISCVAttributeParser.h(1.15 KB)
📄 RISCVAttributes.h(1.2 KB)
📄 RISCVTargetParser.def(446 B)
📄 RWMutex.h(5.65 KB)
📄 RandomNumberGenerator.h(2.29 KB)
📄 Recycler.h(3.47 KB)
📄 RecyclingAllocator.h(2.38 KB)
📄 Regex.h(4.37 KB)
📄 Registry.h(5.14 KB)
📄 ReverseIteration.h(360 B)
📄 SHA1.h(2.37 KB)
📄 SMLoc.h(1.78 KB)
📄 SMTAPI.h(16.33 KB)
📄 SaveAndRestore.h(1.02 KB)
📄 ScaledNumber.h(30.65 KB)
📄 ScopedPrinter.h(11.39 KB)
📄 Signals.h(5.22 KB)
📄 Signposts.h(1.29 KB)
📄 SmallVectorMemoryBuffer.h(2.28 KB)
📁 Solaris
📄 SourceMgr.h(10.37 KB)
📄 SpecialCaseList.h(6.01 KB)
📄 StringSaver.h(1.94 KB)
📄 SuffixTree.h(13.15 KB)
📄 SwapByteOrder.h(4.8 KB)
📄 SymbolRemappingReader.h(4.36 KB)
📄 SystemUtils.h(1.02 KB)
📄 TarWriter.h(941 B)
📄 TargetOpcodes.def(22.01 KB)
📄 TargetParser.h(4.08 KB)
📄 TargetRegistry.h(46.87 KB)
📄 TargetSelect.h(6.2 KB)
📄 TaskQueue.h(4.24 KB)
📄 ThreadLocal.h(2.08 KB)
📄 ThreadPool.h(3.44 KB)
📄 Threading.h(10.62 KB)
📄 TimeProfiler.h(3.46 KB)
📄 Timer.h(8.93 KB)
📄 ToolOutputFile.h(2.24 KB)
📄 TrailingObjects.h(15.19 KB)
📄 TrigramIndex.h(2.84 KB)
📄 TypeName.h(2.13 KB)
📄 TypeSize.h(8.53 KB)
📄 Unicode.h(2.5 KB)
📄 UnicodeCharRanges.h(3.27 KB)
📄 Valgrind.h(1.16 KB)
📄 VersionTuple.h(5.22 KB)
📄 VirtualFileSystem.h(28.28 KB)
📄 Watchdog.h(1.15 KB)
📄 Win64EH.h(4.82 KB)
📁 Windows
📄 WindowsError.h(541 B)
📄 WithColor.h(4.64 KB)
📄 X86DisassemblerDecoderCommon.h(29.39 KB)
📄 X86TargetParser.def(8.21 KB)
📄 X86TargetParser.h(3.57 KB)
📄 YAMLParser.h(16.29 KB)
📄 YAMLTraits.h(67.62 KB)
📄 circular_raw_ostream.h(4.97 KB)
📄 raw_os_ostream.h(1.29 KB)
📄 raw_ostream.h(20.82 KB)
📄 raw_sha1_ostream.h(1.29 KB)
📄 thread.h(1.33 KB)
📄 type_traits.h(6.75 KB)
📄 xxhash.h(1.92 KB)

Editing: BinaryStreamWriter.h

//===- BinaryStreamWriter.h - Writes objects to a BinaryStream ---*- C++-*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_SUPPORT_BINARYSTREAMWRITER_H
#define LLVM_SUPPORT_BINARYSTREAMWRITER_H

#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/BinaryStreamArray.h"
#include "llvm/Support/BinaryStreamError.h"
#include "llvm/Support/BinaryStreamRef.h"
#include "llvm/Support/Endian.h"
#include "llvm/Support/Error.h"
#include <cstdint>
#include <type_traits>
#include <utility>

namespace llvm {

/// Provides write only access to a subclass of `WritableBinaryStream`.
/// Provides bounds checking and helpers for writing certain common data types
/// such as null-terminated strings, integers in various flavors of endianness,
/// etc.  Can be subclassed to provide reading and writing of custom datatypes,
/// although no methods are overridable.
class BinaryStreamWriter {
public:
  BinaryStreamWriter() = default;
  explicit BinaryStreamWriter(WritableBinaryStreamRef Ref);
  explicit BinaryStreamWriter(WritableBinaryStream &Stream);
  explicit BinaryStreamWriter(MutableArrayRef<uint8_t> Data,
                              llvm::support::endianness Endian);

BinaryStreamWriter(const BinaryStreamWriter &Other)
      : Stream(Other.Stream), Offset(Other.Offset) {}

BinaryStreamWriter &operator=(const BinaryStreamWriter &Other) {
    Stream = Other.Stream;
    Offset = Other.Offset;
    return *this;
  }

virtual ~BinaryStreamWriter() {}

/// Write the bytes specified in \p Buffer to the underlying stream.
  /// On success, updates the offset so that subsequent writes will occur
  /// at the next unwritten position.
  ///
  /// \returns a success error code if the data was successfully written,
  /// otherwise returns an appropriate error code.
  Error writeBytes(ArrayRef<uint8_t> Buffer);

/// Write the integer \p Value to the underlying stream in the
  /// specified endianness.  On success, updates the offset so that
  /// subsequent writes occur at the next unwritten position.
  ///
  /// \returns a success error code if the data was successfully written,
  /// otherwise returns an appropriate error code.
  template <typename T> Error writeInteger(T Value) {
    static_assert(std::is_integral<T>::value,
                  "Cannot call writeInteger with non-integral value!");
    uint8_t Buffer[sizeof(T)];
    llvm::support::endian::write<T, llvm::support::unaligned>(
        Buffer, Value, Stream.getEndian());
    return writeBytes(Buffer);
  }

/// Similar to writeInteger
  template <typename T> Error writeEnum(T Num) {
    static_assert(std::is_enum<T>::value,
                  "Cannot call writeEnum with non-Enum type");

using U = std::underlying_type_t<T>;
    return writeInteger<U>(static_cast<U>(Num));
  }

/// Write the unsigned integer Value to the underlying stream using ULEB128
  /// encoding.
  ///
  /// \returns a success error code if the data was successfully written,
  /// otherwise returns an appropriate error code.
  Error writeULEB128(uint64_t Value);

/// Write the string \p Str to the underlying stream followed by a null
  /// terminator.  On success, updates the offset so that subsequent writes
  /// occur at the next unwritten position.  \p Str need not be null terminated
  /// on input.
  ///
  /// \returns a success error code if the data was successfully written,
  /// otherwise returns an appropriate error code.
  Error writeCString(StringRef Str);

/// Write the string \p Str to the underlying stream without a null
  /// terminator.  On success, updates the offset so that subsequent writes
  /// occur at the next unwritten position.
  ///
  /// \returns a success error code if the data was successfully written,
  /// otherwise returns an appropriate error code.
  Error writeFixedString(StringRef Str);

/// Efficiently reads all data from \p Ref, and writes it to this stream.
  /// This operation will not invoke any copies of the source data, regardless
  /// of the source stream's implementation.
  ///
  /// \returns a success error code if the data was successfully written,
  /// otherwise returns an appropriate error code.
  Error writeStreamRef(BinaryStreamRef Ref);

/// Efficiently reads \p Size bytes from \p Ref, and writes it to this stream.
  /// This operation will not invoke any copies of the source data, regardless
  /// of the source stream's implementation.
  ///
  /// \returns a success error code if the data was successfully written,
  /// otherwise returns an appropriate error code.
  Error writeStreamRef(BinaryStreamRef Ref, uint32_t Size);

/// Writes the object \p Obj to the underlying stream, as if by using memcpy.
  /// It is up to the caller to ensure that type of \p Obj can be safely copied
  /// in this fashion, as no checks are made to ensure that this is safe.
  ///
  /// \returns a success error code if the data was successfully written,
  /// otherwise returns an appropriate error code.
  template <typename T> Error writeObject(const T &Obj) {
    static_assert(!std::is_pointer<T>::value,
                  "writeObject should not be used with pointers, to write "
                  "the pointed-to value dereference the pointer before calling "
                  "writeObject");
    return writeBytes(
        ArrayRef<uint8_t>(reinterpret_cast<const uint8_t *>(&Obj), sizeof(T)));
  }

/// Writes an array of objects of type T to the underlying stream, as if by
  /// using memcpy.  It is up to the caller to ensure that type of \p Obj can
  /// be safely copied in this fashion, as no checks are made to ensure that
  /// this is safe.
  ///
  /// \returns a success error code if the data was successfully written,
  /// otherwise returns an appropriate error code.
  template <typename T> Error writeArray(ArrayRef<T> Array) {
    if (Array.empty())
      return Error::success();
    if (Array.size() > UINT32_MAX / sizeof(T))
      return make_error<BinaryStreamError>(
          stream_error_code::invalid_array_size);

return writeBytes(
        ArrayRef<uint8_t>(reinterpret_cast<const uint8_t *>(Array.data()),
                          Array.size() * sizeof(T)));
  }

/// Writes all data from the array \p Array to the underlying stream.
  ///
  /// \returns a success error code if the data was successfully written,
  /// otherwise returns an appropriate error code.
  template <typename T, typename U>
  Error writeArray(VarStreamArray<T, U> Array) {
    return writeStreamRef(Array.getUnderlyingStream());
  }

/// Writes all elements from the array \p Array to the underlying stream.
  ///
  /// \returns a success error code if the data was successfully written,
  /// otherwise returns an appropriate error code.
  template <typename T> Error writeArray(FixedStreamArray<T> Array) {
    return writeStreamRef(Array.getUnderlyingStream());
  }

/// Splits the Writer into two Writers at a given offset.
  std::pair<BinaryStreamWriter, BinaryStreamWriter> split(uint32_t Off) const;

void setOffset(uint32_t Off) { Offset = Off; }
  uint32_t getOffset() const { return Offset; }
  uint32_t getLength() const { return Stream.getLength(); }
  uint32_t bytesRemaining() const { return getLength() - getOffset(); }
  Error padToAlignment(uint32_t Align);

protected:
  WritableBinaryStreamRef Stream;
  uint32_t Offset = 0;
};

} // end namespace llvm

#endif // LLVM_SUPPORT_BINARYSTREAMWRITER_H

003 File Manager

Editing: BinaryStreamWriter.h

Upload File

Create Folder