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Imported Upstream version 5.18.0.167

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Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2018-10-20 08:25:10 +00:00
parent e19d552987
commit b084638f15
28489 changed files with 184 additions and 3866856 deletions
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15
external/llvm/lib/ObjectYAML/CMakeLists.txt vendored
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add_llvm_library(LLVMObjectYAML
CodeViewYAMLDebugSections.cpp
CodeViewYAMLSymbols.cpp
CodeViewYAMLTypeHashing.cpp
CodeViewYAMLTypes.cpp
COFFYAML.cpp
DWARFEmitter.cpp
DWARFVisitor.cpp
DWARFYAML.cpp
ELFYAML.cpp
MachOYAML.cpp
ObjectYAML.cpp
WasmYAML.cpp
YAML.cpp
)

589
external/llvm/lib/ObjectYAML/COFFYAML.cpp vendored
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958
external/llvm/lib/ObjectYAML/CodeViewYAMLDebugSections.cpp vendored
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590
external/llvm/lib/ObjectYAML/CodeViewYAMLSymbols.cpp vendored
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84
external/llvm/lib/ObjectYAML/CodeViewYAMLTypeHashing.cpp vendored
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//===- CodeViewYAMLTypeHashing.cpp - CodeView YAMLIO type hashing ---------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines classes for handling the YAML representation of CodeView
// Debug Info.
//
//===----------------------------------------------------------------------===//
#include "llvm/ObjectYAML/CodeViewYAMLTypeHashing.h"
#include "llvm/Support/BinaryByteStream.h"
#include "llvm/Support/BinaryStreamReader.h"
#include "llvm/Support/BinaryStreamWriter.h"
using namespace llvm;
using namespace llvm::codeview;
using namespace llvm::CodeViewYAML;
using namespace llvm::yaml;
namespace llvm {
namespace yaml {
void MappingTraits<DebugHSection>::mapping(IO &io, DebugHSection &DebugH) {
io.mapRequired("Version", DebugH.Version);
io.mapRequired("HashAlgorithm", DebugH.HashAlgorithm);
io.mapOptional("HashValues", DebugH.Hashes);
}
void ScalarTraits<GlobalHash>::output(const GlobalHash &GH, void *Ctx,
raw_ostream &OS) {
ScalarTraits<BinaryRef>::output(GH.Hash, Ctx, OS);
}
StringRef ScalarTraits<GlobalHash>::input(StringRef Scalar, void *Ctx,
GlobalHash &GH) {
return ScalarTraits<BinaryRef>::input(Scalar, Ctx, GH.Hash);
}
} // end namespace yaml
} // end namespace llvm
DebugHSection llvm::CodeViewYAML::fromDebugH(ArrayRef<uint8_t> DebugH) {
assert(DebugH.size() >= 8);
assert((DebugH.size() - 8) % 20 == 0);
BinaryStreamReader Reader(DebugH, llvm::support::little);
DebugHSection DHS;
cantFail(Reader.readInteger(DHS.Magic));
cantFail(Reader.readInteger(DHS.Version));
cantFail(Reader.readInteger(DHS.HashAlgorithm));
while (Reader.bytesRemaining() != 0) {
ArrayRef<uint8_t> S;
cantFail(Reader.readBytes(S, 20));
DHS.Hashes.emplace_back(S);
}
assert(Reader.bytesRemaining() == 0);
return DHS;
}
ArrayRef<uint8_t> llvm::CodeViewYAML::toDebugH(const DebugHSection &DebugH,
BumpPtrAllocator &Alloc) {
uint32_t Size = 8 + 20 * DebugH.Hashes.size();
uint8_t *Data = Alloc.Allocate<uint8_t>(Size);
MutableArrayRef<uint8_t> Buffer(Data, Size);
BinaryStreamWriter Writer(Buffer, llvm::support::little);
cantFail(Writer.writeInteger(DebugH.Magic));
cantFail(Writer.writeInteger(DebugH.Version));
cantFail(Writer.writeInteger(DebugH.HashAlgorithm));
SmallString<20> Hash;
for (const auto &H : DebugH.Hashes) {
Hash.clear();
raw_svector_ostream OS(Hash);
H.Hash.writeAsBinary(OS);
assert((Hash.size() == 20) && "Invalid hash size!");
cantFail(Writer.writeFixedString(Hash));
}
assert(Writer.bytesRemaining() == 0);
return Buffer;
}

803
external/llvm/lib/ObjectYAML/CodeViewYAMLTypes.cpp vendored
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335
external/llvm/lib/ObjectYAML/DWARFEmitter.cpp vendored
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//===- DWARFEmitter - Convert YAML to DWARF binary data -------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
///
/// \file
/// \brief The DWARF component of yaml2obj. Provided as library code for tests.
///
//===----------------------------------------------------------------------===//
#include "llvm/ObjectYAML/DWARFEmitter.h"
#include "DWARFVisitor.h"
#include "llvm/ADT/StringMap.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/ObjectYAML/DWARFYAML.h"
#include "llvm/Support/Error.h"
#include "llvm/Support/Host.h"
#include "llvm/Support/LEB128.h"
#include "llvm/Support/MathExtras.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/Support/SwapByteOrder.h"
#include "llvm/Support/YAMLTraits.h"
#include "llvm/Support/raw_ostream.h"
#include <algorithm>
#include <cassert>
#include <cstddef>
#include <cstdint>
#include <memory>
#include <string>
#include <vector>
using namespace llvm;
template <typename T>
static void writeInteger(T Integer, raw_ostream &OS, bool IsLittleEndian) {
if (IsLittleEndian != sys::IsLittleEndianHost)
sys::swapByteOrder(Integer);
OS.write(reinterpret_cast<char *>(&Integer), sizeof(T));
}
static void writeVariableSizedInteger(uint64_t Integer, size_t Size,
raw_ostream &OS, bool IsLittleEndian) {
if (8 == Size)
writeInteger((uint64_t)Integer, OS, IsLittleEndian);
else if (4 == Size)
writeInteger((uint32_t)Integer, OS, IsLittleEndian);
else if (2 == Size)
writeInteger((uint16_t)Integer, OS, IsLittleEndian);
else if (1 == Size)
writeInteger((uint8_t)Integer, OS, IsLittleEndian);
else
assert(false && "Invalid integer write size.");
}
static void ZeroFillBytes(raw_ostream &OS, size_t Size) {
std::vector<uint8_t> FillData;
FillData.insert(FillData.begin(), Size, 0);
OS.write(reinterpret_cast<char *>(FillData.data()), Size);
}
static void writeInitialLength(const DWARFYAML::InitialLength &Length,
raw_ostream &OS, bool IsLittleEndian) {
writeInteger((uint32_t)Length.TotalLength, OS, IsLittleEndian);
if (Length.isDWARF64())
writeInteger((uint64_t)Length.TotalLength64, OS, IsLittleEndian);
}
void DWARFYAML::EmitDebugStr(raw_ostream &OS, const DWARFYAML::Data &DI) {
for (auto Str : DI.DebugStrings) {
OS.write(Str.data(), Str.size());
OS.write('\0');
}
}
void DWARFYAML::EmitDebugAbbrev(raw_ostream &OS, const DWARFYAML::Data &DI) {
for (auto AbbrevDecl : DI.AbbrevDecls) {
encodeULEB128(AbbrevDecl.Code, OS);
encodeULEB128(AbbrevDecl.Tag, OS);
OS.write(AbbrevDecl.Children);
for (auto Attr : AbbrevDecl.Attributes) {
encodeULEB128(Attr.Attribute, OS);
encodeULEB128(Attr.Form, OS);
if (Attr.Form == dwarf::DW_FORM_implicit_const)
encodeSLEB128(Attr.Value, OS);
}
encodeULEB128(0, OS);
encodeULEB128(0, OS);
}
}
void DWARFYAML::EmitDebugAranges(raw_ostream &OS, const DWARFYAML::Data &DI) {
for (auto Range : DI.ARanges) {
auto HeaderStart = OS.tell();
writeInitialLength(Range.Length, OS, DI.IsLittleEndian);
writeInteger((uint16_t)Range.Version, OS, DI.IsLittleEndian);
writeInteger((uint32_t)Range.CuOffset, OS, DI.IsLittleEndian);
writeInteger((uint8_t)Range.AddrSize, OS, DI.IsLittleEndian);
writeInteger((uint8_t)Range.SegSize, OS, DI.IsLittleEndian);
auto HeaderSize = OS.tell() - HeaderStart;
auto FirstDescriptor = alignTo(HeaderSize, Range.AddrSize * 2);
ZeroFillBytes(OS, FirstDescriptor - HeaderSize);
for (auto Descriptor : Range.Descriptors) {
writeVariableSizedInteger(Descriptor.Address, Range.AddrSize, OS,
DI.IsLittleEndian);
writeVariableSizedInteger(Descriptor.Length, Range.AddrSize, OS,
DI.IsLittleEndian);
}
ZeroFillBytes(OS, Range.AddrSize * 2);
}
}
void DWARFYAML::EmitPubSection(raw_ostream &OS,
const DWARFYAML::PubSection &Sect,
bool IsLittleEndian) {
writeInitialLength(Sect.Length, OS, IsLittleEndian);
writeInteger((uint16_t)Sect.Version, OS, IsLittleEndian);
writeInteger((uint32_t)Sect.UnitOffset, OS, IsLittleEndian);
writeInteger((uint32_t)Sect.UnitSize, OS, IsLittleEndian);
for (auto Entry : Sect.Entries) {
writeInteger((uint32_t)Entry.DieOffset, OS, IsLittleEndian);
if (Sect.IsGNUStyle)
writeInteger((uint32_t)Entry.Descriptor, OS, IsLittleEndian);
OS.write(Entry.Name.data(), Entry.Name.size());
OS.write('\0');
}
}
namespace {
/// \brief An extension of the DWARFYAML::ConstVisitor which writes compile
/// units and DIEs to a stream.
class DumpVisitor : public DWARFYAML::ConstVisitor {
raw_ostream &OS;
protected:
void onStartCompileUnit(const DWARFYAML::Unit &CU) override {
writeInitialLength(CU.Length, OS, DebugInfo.IsLittleEndian);
writeInteger((uint16_t)CU.Version, OS, DebugInfo.IsLittleEndian);
if(CU.Version >= 5) {
writeInteger((uint8_t)CU.Type, OS, DebugInfo.IsLittleEndian);
writeInteger((uint8_t)CU.AddrSize, OS, DebugInfo.IsLittleEndian);
writeInteger((uint32_t)CU.AbbrOffset, OS, DebugInfo.IsLittleEndian);
}else {
writeInteger((uint32_t)CU.AbbrOffset, OS, DebugInfo.IsLittleEndian);
writeInteger((uint8_t)CU.AddrSize, OS, DebugInfo.IsLittleEndian);
}
}
void onStartDIE(const DWARFYAML::Unit &CU,
const DWARFYAML::Entry &DIE) override {
encodeULEB128(DIE.AbbrCode, OS);
}
void onValue(const uint8_t U) override {
writeInteger(U, OS, DebugInfo.IsLittleEndian);
}
void onValue(const uint16_t U) override {
writeInteger(U, OS, DebugInfo.IsLittleEndian);
}
void onValue(const uint32_t U) override {
writeInteger(U, OS, DebugInfo.IsLittleEndian);
}
void onValue(const uint64_t U, const bool LEB = false) override {
if (LEB)
encodeULEB128(U, OS);
else
writeInteger(U, OS, DebugInfo.IsLittleEndian);
}
void onValue(const int64_t S, const bool LEB = false) override {
if (LEB)
encodeSLEB128(S, OS);
else
writeInteger(S, OS, DebugInfo.IsLittleEndian);
}
void onValue(const StringRef String) override {
OS.write(String.data(), String.size());
OS.write('\0');
}
void onValue(const MemoryBufferRef MBR) override {
OS.write(MBR.getBufferStart(), MBR.getBufferSize());
}
public:
DumpVisitor(const DWARFYAML::Data &DI, raw_ostream &Out)
: DWARFYAML::ConstVisitor(DI), OS(Out) {}
};
} // namespace
void DWARFYAML::EmitDebugInfo(raw_ostream &OS, const DWARFYAML::Data &DI) {
DumpVisitor Visitor(DI, OS);
Visitor.traverseDebugInfo();
}
static void EmitFileEntry(raw_ostream &OS, const DWARFYAML::File &File) {
OS.write(File.Name.data(), File.Name.size());
OS.write('\0');
encodeULEB128(File.DirIdx, OS);
encodeULEB128(File.ModTime, OS);
encodeULEB128(File.Length, OS);
}
void DWARFYAML::EmitDebugLine(raw_ostream &OS, const DWARFYAML::Data &DI) {
for (const auto &LineTable : DI.DebugLines) {
writeInitialLength(LineTable.Length, OS, DI.IsLittleEndian);
uint64_t SizeOfPrologueLength = LineTable.Length.isDWARF64() ? 8 : 4;
writeInteger((uint16_t)LineTable.Version, OS, DI.IsLittleEndian);
writeVariableSizedInteger(LineTable.PrologueLength, SizeOfPrologueLength,
OS, DI.IsLittleEndian);
writeInteger((uint8_t)LineTable.MinInstLength, OS, DI.IsLittleEndian);
if (LineTable.Version >= 4)
writeInteger((uint8_t)LineTable.MaxOpsPerInst, OS, DI.IsLittleEndian);
writeInteger((uint8_t)LineTable.DefaultIsStmt, OS, DI.IsLittleEndian);
writeInteger((uint8_t)LineTable.LineBase, OS, DI.IsLittleEndian);
writeInteger((uint8_t)LineTable.LineRange, OS, DI.IsLittleEndian);
writeInteger((uint8_t)LineTable.OpcodeBase, OS, DI.IsLittleEndian);
for (auto OpcodeLength : LineTable.StandardOpcodeLengths)
writeInteger((uint8_t)OpcodeLength, OS, DI.IsLittleEndian);
for (auto IncludeDir : LineTable.IncludeDirs) {
OS.write(IncludeDir.data(), IncludeDir.size());
OS.write('\0');
}
OS.write('\0');
for (auto File : LineTable.Files)
EmitFileEntry(OS, File);
OS.write('\0');
for (auto Op : LineTable.Opcodes) {
writeInteger((uint8_t)Op.Opcode, OS, DI.IsLittleEndian);
if (Op.Opcode == 0) {
encodeULEB128(Op.ExtLen, OS);
writeInteger((uint8_t)Op.SubOpcode, OS, DI.IsLittleEndian);
switch (Op.SubOpcode) {
case dwarf::DW_LNE_set_address:
case dwarf::DW_LNE_set_discriminator:
writeVariableSizedInteger(Op.Data, DI.CompileUnits[0].AddrSize, OS,
DI.IsLittleEndian);
break;
case dwarf::DW_LNE_define_file:
EmitFileEntry(OS, Op.FileEntry);
break;
case dwarf::DW_LNE_end_sequence:
break;
default:
for (auto OpByte : Op.UnknownOpcodeData)
writeInteger((uint8_t)OpByte, OS, DI.IsLittleEndian);
}
} else if (Op.Opcode < LineTable.OpcodeBase) {
switch (Op.Opcode) {
case dwarf::DW_LNS_copy:
case dwarf::DW_LNS_negate_stmt:
case dwarf::DW_LNS_set_basic_block:
case dwarf::DW_LNS_const_add_pc:
case dwarf::DW_LNS_set_prologue_end:
case dwarf::DW_LNS_set_epilogue_begin:
break;
case dwarf::DW_LNS_advance_pc:
case dwarf::DW_LNS_set_file:
case dwarf::DW_LNS_set_column:
case dwarf::DW_LNS_set_isa:
encodeULEB128(Op.Data, OS);
break;
case dwarf::DW_LNS_advance_line:
encodeSLEB128(Op.SData, OS);
break;
case dwarf::DW_LNS_fixed_advance_pc:
writeInteger((uint16_t)Op.Data, OS, DI.IsLittleEndian);
break;
default:
for (auto OpData : Op.StandardOpcodeData) {
encodeULEB128(OpData, OS);
}
}
}
}
}
}
using EmitFuncType = void (*)(raw_ostream &, const DWARFYAML::Data &);
static void
EmitDebugSectionImpl(const DWARFYAML::Data &DI, EmitFuncType EmitFunc,
StringRef Sec,
StringMap<std::unique_ptr<MemoryBuffer>> &OutputBuffers) {
std::string Data;
raw_string_ostream DebugInfoStream(Data);
EmitFunc(DebugInfoStream, DI);
DebugInfoStream.flush();
if (!Data.empty())
OutputBuffers[Sec] = MemoryBuffer::getMemBufferCopy(Data);
}
Expected<StringMap<std::unique_ptr<MemoryBuffer>>>
DWARFYAML::EmitDebugSections(StringRef YAMLString,
bool IsLittleEndian) {
StringMap<std::unique_ptr<MemoryBuffer>> DebugSections;
yaml::Input YIn(YAMLString);
DWARFYAML::Data DI;
DI.IsLittleEndian = IsLittleEndian;
YIn >> DI;
if (YIn.error())
return errorCodeToError(YIn.error());
EmitDebugSectionImpl(DI, &DWARFYAML::EmitDebugInfo, "debug_info",
DebugSections);
EmitDebugSectionImpl(DI, &DWARFYAML::EmitDebugLine, "debug_line",
DebugSections);
EmitDebugSectionImpl(DI, &DWARFYAML::EmitDebugStr, "debug_str",
DebugSections);
EmitDebugSectionImpl(DI, &DWARFYAML::EmitDebugAbbrev, "debug_abbrev",
DebugSections);
EmitDebugSectionImpl(DI, &DWARFYAML::EmitDebugAranges, "debug_aranges",
DebugSections);
return std::move(DebugSections);
}

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external/llvm/lib/ObjectYAML/DWARFVisitor.cpp vendored
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//===--- DWARFVisitor.cpp ---------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
//===----------------------------------------------------------------------===//
#include "DWARFVisitor.h"
#include "llvm/ObjectYAML/DWARFYAML.h"
using namespace llvm;
template <typename T>
void DWARFYAML::VisitorImpl<T>::onVariableSizeValue(uint64_t U, unsigned Size) {
switch (Size) {
case 8:
onValue((uint64_t)U);
break;
case 4:
onValue((uint32_t)U);
break;
case 2:
onValue((uint16_t)U);
break;
case 1:
onValue((uint8_t)U);
break;
default:
llvm_unreachable("Invalid integer write size.");
}
}
static unsigned getOffsetSize(const DWARFYAML::Unit &Unit) {
return Unit.Length.isDWARF64() ? 8 : 4;
}
static unsigned getRefSize(const DWARFYAML::Unit &Unit) {
if (Unit.Version == 2)
return Unit.AddrSize;
return getOffsetSize(Unit);
}
template <typename T> void DWARFYAML::VisitorImpl<T>::traverseDebugInfo() {
for (auto &Unit : DebugInfo.CompileUnits) {
onStartCompileUnit(Unit);
auto FirstAbbrevCode = Unit.Entries[0].AbbrCode;
for (auto &Entry : Unit.Entries) {
onStartDIE(Unit, Entry);
if (Entry.AbbrCode == 0u)
continue;
auto &Abbrev = DebugInfo.AbbrevDecls[Entry.AbbrCode - FirstAbbrevCode];
auto FormVal = Entry.Values.begin();
auto AbbrForm = Abbrev.Attributes.begin();
for (;
FormVal != Entry.Values.end() && AbbrForm != Abbrev.Attributes.end();
++FormVal, ++AbbrForm) {
onForm(*AbbrForm, *FormVal);
dwarf::Form Form = AbbrForm->Form;
bool Indirect;
do {
Indirect = false;
switch (Form) {
case dwarf::DW_FORM_addr:
onVariableSizeValue(FormVal->Value, Unit.AddrSize);
break;
case dwarf::DW_FORM_ref_addr:
onVariableSizeValue(FormVal->Value, getRefSize(Unit));
break;
case dwarf::DW_FORM_exprloc:
case dwarf::DW_FORM_block:
onValue((uint64_t)FormVal->BlockData.size(), true);
onValue(
MemoryBufferRef(StringRef((const char *)&FormVal->BlockData[0],
FormVal->BlockData.size()),
""));
break;
case dwarf::DW_FORM_block1: {
auto writeSize = FormVal->BlockData.size();
onValue((uint8_t)writeSize);
onValue(
MemoryBufferRef(StringRef((const char *)&FormVal->BlockData[0],
FormVal->BlockData.size()),
""));
break;
}
case dwarf::DW_FORM_block2: {
auto writeSize = FormVal->BlockData.size();
onValue((uint16_t)writeSize);
onValue(
MemoryBufferRef(StringRef((const char *)&FormVal->BlockData[0],
FormVal->BlockData.size()),
""));
break;
}
case dwarf::DW_FORM_block4: {
auto writeSize = FormVal->BlockData.size();
onValue((uint32_t)writeSize);
onValue(
MemoryBufferRef(StringRef((const char *)&FormVal->BlockData[0],
FormVal->BlockData.size()),
""));
break;
}
case dwarf::DW_FORM_data1:
case dwarf::DW_FORM_ref1:
case dwarf::DW_FORM_flag:
case dwarf::DW_FORM_strx1:
case dwarf::DW_FORM_addrx1:
onValue((uint8_t)FormVal->Value);
break;
case dwarf::DW_FORM_data2:
case dwarf::DW_FORM_ref2:
case dwarf::DW_FORM_strx2:
case dwarf::DW_FORM_addrx2:
onValue((uint16_t)FormVal->Value);
break;
case dwarf::DW_FORM_data4:
case dwarf::DW_FORM_ref4:
case dwarf::DW_FORM_ref_sup4:
case dwarf::DW_FORM_strx4:
case dwarf::DW_FORM_addrx4:
onValue((uint32_t)FormVal->Value);
break;
case dwarf::DW_FORM_data8:
case dwarf::DW_FORM_ref8:
case dwarf::DW_FORM_ref_sup8:
onValue((uint64_t)FormVal->Value);
break;
case dwarf::DW_FORM_sdata:
onValue((int64_t)FormVal->Value, true);
break;
case dwarf::DW_FORM_udata:
case dwarf::DW_FORM_ref_udata:
onValue((uint64_t)FormVal->Value, true);
break;
case dwarf::DW_FORM_string:
onValue(FormVal->CStr);
break;
case dwarf::DW_FORM_indirect:
onValue((uint64_t)FormVal->Value, true);
Indirect = true;
Form = static_cast<dwarf::Form>((uint64_t)FormVal->Value);
++FormVal;
break;
case dwarf::DW_FORM_strp:
case dwarf::DW_FORM_sec_offset:
case dwarf::DW_FORM_GNU_ref_alt:
case dwarf::DW_FORM_GNU_strp_alt:
case dwarf::DW_FORM_line_strp:
case dwarf::DW_FORM_strp_sup:
onVariableSizeValue(FormVal->Value, getOffsetSize(Unit));
break;
case dwarf::DW_FORM_ref_sig8:
onValue((uint64_t)FormVal->Value);
break;
case dwarf::DW_FORM_GNU_addr_index:
case dwarf::DW_FORM_GNU_str_index:
onValue((uint64_t)FormVal->Value, true);
break;
default:
break;
}
} while (Indirect);
}
onEndDIE(Unit, Entry);
}
onEndCompileUnit(Unit);
}
}
// Explicitly instantiate the two template expansions.
template class DWARFYAML::VisitorImpl<DWARFYAML::Data>;
template class DWARFYAML::VisitorImpl<const DWARFYAML::Data>;

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external/llvm/lib/ObjectYAML/DWARFVisitor.h vendored
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//===--- DWARFVisitor.h -----------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_OBJECTYAML_DWARFVISITOR_H
#define LLVM_OBJECTYAML_DWARFVISITOR_H
#include "llvm/ADT/StringRef.h"
#include "llvm/BinaryFormat/Dwarf.h"
#include "llvm/Support/MemoryBuffer.h"
namespace llvm {
namespace DWARFYAML {
struct Data;
struct Unit;
struct Entry;
struct FormValue;
struct AttributeAbbrev;
/// \brief A class to visits DWARFYAML Compile Units and DIEs in preorder.
///
/// Extensions of this class can either maintain const or non-const references
/// to the DWARFYAML::Data object.
template <typename T> class VisitorImpl {
protected:
T &DebugInfo;
/// Visitor Functions
/// @{
virtual void onStartCompileUnit(Unit &CU) {}
virtual void onEndCompileUnit(Unit &CU) {}
virtual void onStartDIE(Unit &CU, Entry &DIE) {}
virtual void onEndDIE(Unit &CU, Entry &DIE) {}
virtual void onForm(AttributeAbbrev &AttAbbrev, FormValue &Value) {}
/// @}
/// Const Visitor Functions
/// @{
virtual void onStartCompileUnit(const Unit &CU) {}
virtual void onEndCompileUnit(const Unit &CU) {}
virtual void onStartDIE(const Unit &CU, const Entry &DIE) {}
virtual void onEndDIE(const Unit &CU, const Entry &DIE) {}
virtual void onForm(const AttributeAbbrev &AttAbbrev,
const FormValue &Value) {}
/// @}
/// Value visitors
/// @{
virtual void onValue(const uint8_t U) {}
virtual void onValue(const uint16_t U) {}
virtual void onValue(const uint32_t U) {}
virtual void onValue(const uint64_t U, const bool LEB = false) {}
virtual void onValue(const int64_t S, const bool LEB = false) {}
virtual void onValue(const StringRef String) {}
virtual void onValue(const MemoryBufferRef MBR) {}
/// @}
public:
VisitorImpl(T &DI) : DebugInfo(DI) {}
virtual ~VisitorImpl() {}
void traverseDebugInfo();
private:
void onVariableSizeValue(uint64_t U, unsigned Size);
};
// Making the visior instantiations extern and explicit in the cpp file. This
// prevents them from being instantiated in every compile unit that uses the
// visitors.
extern template class VisitorImpl<DWARFYAML::Data>;
extern template class VisitorImpl<const DWARFYAML::Data>;
class Visitor : public VisitorImpl<Data> {
public:
Visitor(Data &DI) : VisitorImpl<Data>(DI) {}
};
class ConstVisitor : public VisitorImpl<const Data> {
public:
ConstVisitor(const Data &DI) : VisitorImpl<const Data>(DI) {}
};
} // namespace DWARFYAML
} // namespace llvm
#endif

176
external/llvm/lib/ObjectYAML/DWARFYAML.cpp vendored
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//===- DWARFYAML.cpp - DWARF YAMLIO implementation ------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines classes for handling the YAML representation of DWARF Debug
// Info.
//
//===----------------------------------------------------------------------===//
#include "llvm/ObjectYAML/DWARFYAML.h"
namespace llvm {
bool DWARFYAML::Data::isEmpty() const {
return 0 == DebugStrings.size() + AbbrevDecls.size();
}
namespace yaml {
void MappingTraits<DWARFYAML::Data>::mapping(IO &IO, DWARFYAML::Data &DWARF) {
auto oldContext = IO.getContext();
IO.setContext(&DWARF);
IO.mapOptional("debug_str", DWARF.DebugStrings);
IO.mapOptional("debug_abbrev", DWARF.AbbrevDecls);
if (!DWARF.ARanges.empty() || !IO.outputting())
IO.mapOptional("debug_aranges", DWARF.ARanges);
if (!DWARF.PubNames.Entries.empty() || !IO.outputting())
IO.mapOptional("debug_pubnames", DWARF.PubNames);
if (!DWARF.PubTypes.Entries.empty() || !IO.outputting())
IO.mapOptional("debug_pubtypes", DWARF.PubTypes);
if (!DWARF.GNUPubNames.Entries.empty() || !IO.outputting())
IO.mapOptional("debug_gnu_pubnames", DWARF.GNUPubNames);
if (!DWARF.GNUPubTypes.Entries.empty() || !IO.outputting())
IO.mapOptional("debug_gnu_pubtypes", DWARF.GNUPubTypes);
IO.mapOptional("debug_info", DWARF.CompileUnits);
IO.mapOptional("debug_line", DWARF.DebugLines);
IO.setContext(&oldContext);
}
void MappingTraits<DWARFYAML::Abbrev>::mapping(IO &IO,
DWARFYAML::Abbrev &Abbrev) {
IO.mapRequired("Code", Abbrev.Code);
IO.mapRequired("Tag", Abbrev.Tag);
IO.mapRequired("Children", Abbrev.Children);
IO.mapRequired("Attributes", Abbrev.Attributes);
}
void MappingTraits<DWARFYAML::AttributeAbbrev>::mapping(
IO &IO, DWARFYAML::AttributeAbbrev &AttAbbrev) {
IO.mapRequired("Attribute", AttAbbrev.Attribute);
IO.mapRequired("Form", AttAbbrev.Form);
if(AttAbbrev.Form == dwarf::DW_FORM_implicit_const)
IO.mapRequired("Value", AttAbbrev.Value);
}
void MappingTraits<DWARFYAML::ARangeDescriptor>::mapping(
IO &IO, DWARFYAML::ARangeDescriptor &Descriptor) {
IO.mapRequired("Address", Descriptor.Address);
IO.mapRequired("Length", Descriptor.Length);
}
void MappingTraits<DWARFYAML::ARange>::mapping(IO &IO,
DWARFYAML::ARange &Range) {
IO.mapRequired("Length", Range.Length);
IO.mapRequired("Version", Range.Version);
IO.mapRequired("CuOffset", Range.CuOffset);
IO.mapRequired("AddrSize", Range.AddrSize);
IO.mapRequired("SegSize", Range.SegSize);
IO.mapRequired("Descriptors", Range.Descriptors);
}
void MappingTraits<DWARFYAML::PubEntry>::mapping(IO &IO,
DWARFYAML::PubEntry &Entry) {
IO.mapRequired("DieOffset", Entry.DieOffset);
if (reinterpret_cast<DWARFYAML::PubSection *>(IO.getContext())->IsGNUStyle)
IO.mapRequired("Descriptor", Entry.Descriptor);
IO.mapRequired("Name", Entry.Name);
}
void MappingTraits<DWARFYAML::PubSection>::mapping(
IO &IO, DWARFYAML::PubSection &Section) {
auto OldContext = IO.getContext();
IO.setContext(&Section);
IO.mapRequired("Length", Section.Length);
IO.mapRequired("Version", Section.Version);
IO.mapRequired("UnitOffset", Section.UnitOffset);
IO.mapRequired("UnitSize", Section.UnitSize);
IO.mapRequired("Entries", Section.Entries);
IO.setContext(OldContext);
}
void MappingTraits<DWARFYAML::Unit>::mapping(IO &IO, DWARFYAML::Unit &Unit) {
IO.mapRequired("Length", Unit.Length);
IO.mapRequired("Version", Unit.Version);
if (Unit.Version >= 5)
IO.mapRequired("UnitType", Unit.Type);
IO.mapRequired("AbbrOffset", Unit.AbbrOffset);
IO.mapRequired("AddrSize", Unit.AddrSize);
IO.mapOptional("Entries", Unit.Entries);
}
void MappingTraits<DWARFYAML::Entry>::mapping(IO &IO, DWARFYAML::Entry &Entry) {
IO.mapRequired("AbbrCode", Entry.AbbrCode);
IO.mapRequired("Values", Entry.Values);
}
void MappingTraits<DWARFYAML::FormValue>::mapping(
IO &IO, DWARFYAML::FormValue &FormValue) {
IO.mapOptional("Value", FormValue.Value);
if (!FormValue.CStr.empty() || !IO.outputting())
IO.mapOptional("CStr", FormValue.CStr);
if (!FormValue.BlockData.empty() || !IO.outputting())
IO.mapOptional("BlockData", FormValue.BlockData);
}
void MappingTraits<DWARFYAML::File>::mapping(IO &IO, DWARFYAML::File &File) {
IO.mapRequired("Name", File.Name);
IO.mapRequired("DirIdx", File.DirIdx);
IO.mapRequired("ModTime", File.ModTime);
IO.mapRequired("Length", File.Length);
}
void MappingTraits<DWARFYAML::LineTableOpcode>::mapping(
IO &IO, DWARFYAML::LineTableOpcode &LineTableOpcode) {
IO.mapRequired("Opcode", LineTableOpcode.Opcode);
if (LineTableOpcode.Opcode == dwarf::DW_LNS_extended_op) {
IO.mapRequired("ExtLen", LineTableOpcode.ExtLen);
IO.mapRequired("SubOpcode", LineTableOpcode.SubOpcode);
}
if (!LineTableOpcode.UnknownOpcodeData.empty() || !IO.outputting())
IO.mapOptional("UnknownOpcodeData", LineTableOpcode.UnknownOpcodeData);
if (!LineTableOpcode.UnknownOpcodeData.empty() || !IO.outputting())
IO.mapOptional("StandardOpcodeData", LineTableOpcode.StandardOpcodeData);
if (!LineTableOpcode.FileEntry.Name.empty() || !IO.outputting())
IO.mapOptional("FileEntry", LineTableOpcode.FileEntry);
if (LineTableOpcode.Opcode == dwarf::DW_LNS_advance_line || !IO.outputting())
IO.mapOptional("SData", LineTableOpcode.SData);
IO.mapOptional("Data", LineTableOpcode.Data);
}
void MappingTraits<DWARFYAML::LineTable>::mapping(
IO &IO, DWARFYAML::LineTable &LineTable) {
IO.mapRequired("Length", LineTable.Length);
IO.mapRequired("Version", LineTable.Version);
IO.mapRequired("PrologueLength", LineTable.PrologueLength);
IO.mapRequired("MinInstLength", LineTable.MinInstLength);
if(LineTable.Version >= 4)
IO.mapRequired("MaxOpsPerInst", LineTable.MaxOpsPerInst);
IO.mapRequired("DefaultIsStmt", LineTable.DefaultIsStmt);
IO.mapRequired("LineBase", LineTable.LineBase);
IO.mapRequired("LineRange", LineTable.LineRange);
IO.mapRequired("OpcodeBase", LineTable.OpcodeBase);
IO.mapRequired("StandardOpcodeLengths", LineTable.StandardOpcodeLengths);
IO.mapRequired("IncludeDirs", LineTable.IncludeDirs);
IO.mapRequired("Files", LineTable.Files);
IO.mapRequired("Opcodes", LineTable.Opcodes);
}
void MappingTraits<DWARFYAML::InitialLength>::mapping(
IO &IO, DWARFYAML::InitialLength &InitialLength) {
IO.mapRequired("TotalLength", InitialLength.TotalLength);
if (InitialLength.isDWARF64())
IO.mapRequired("TotalLength64", InitialLength.TotalLength64);
}
} // end namespace yaml
} // end namespace llvm

948
external/llvm/lib/ObjectYAML/ELFYAML.cpp vendored
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external/llvm/lib/ObjectYAML/LLVMBuild.txt vendored
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;===------------------------------------------------------------*- Conf -*--===;
;
; The LLVM Compiler Infrastructure
;
; This file is distributed under the University of Illinois Open Source
; License. See LICENSE.TXT for details.
;
;===------------------------------------------------------------------------===;
[component_0]
type = Library
name = ObjectYAML
parent = Libraries
required_libraries = Support DebugInfoCodeView

566
external/llvm/lib/ObjectYAML/MachOYAML.cpp vendored
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external/llvm/lib/ObjectYAML/ObjectYAML.cpp vendored
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//===- ObjectYAML.cpp - YAML utilities for object files -------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines a wrapper class for handling tagged YAML input
//
//===----------------------------------------------------------------------===//
#include "llvm/ObjectYAML/ObjectYAML.h"
#include "llvm/ADT/Twine.h"
#include "llvm/Support/YAMLParser.h"
#include "llvm/Support/YAMLTraits.h"
#include <string>
using namespace llvm;
using namespace yaml;
void MappingTraits<YamlObjectFile>::mapping(IO &IO,
YamlObjectFile &ObjectFile) {
if (IO.outputting()) {
if (ObjectFile.Elf)
MappingTraits<ELFYAML::Object>::mapping(IO, *ObjectFile.Elf);
if (ObjectFile.Coff)
MappingTraits<COFFYAML::Object>::mapping(IO, *ObjectFile.Coff);
if (ObjectFile.MachO)
MappingTraits<MachOYAML::Object>::mapping(IO, *ObjectFile.MachO);
if (ObjectFile.FatMachO)
MappingTraits<MachOYAML::UniversalBinary>::mapping(IO,
*ObjectFile.FatMachO);
} else {
if (IO.mapTag("!ELF")) {
ObjectFile.Elf.reset(new ELFYAML::Object());
MappingTraits<ELFYAML::Object>::mapping(IO, *ObjectFile.Elf);
} else if (IO.mapTag("!COFF")) {
ObjectFile.Coff.reset(new COFFYAML::Object());
MappingTraits<COFFYAML::Object>::mapping(IO, *ObjectFile.Coff);
} else if (IO.mapTag("!mach-o")) {
ObjectFile.MachO.reset(new MachOYAML::Object());
MappingTraits<MachOYAML::Object>::mapping(IO, *ObjectFile.MachO);
} else if (IO.mapTag("!fat-mach-o")) {
ObjectFile.FatMachO.reset(new MachOYAML::UniversalBinary());
MappingTraits<MachOYAML::UniversalBinary>::mapping(IO,
*ObjectFile.FatMachO);
} else if (IO.mapTag("!WASM")) {
ObjectFile.Wasm.reset(new WasmYAML::Object());
MappingTraits<WasmYAML::Object>::mapping(IO, *ObjectFile.Wasm);
} else {
Input &In = (Input &)IO;
std::string Tag = In.getCurrentNode()->getRawTag();
if (Tag.empty())
IO.setError("YAML Object File missing document type tag!");
else
IO.setError(
Twine("YAML Object File unsupported document type tag '") +
Twine(Tag) + Twine("'!"));
}
}
}

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external/llvm/lib/ObjectYAML/WasmYAML.cpp vendored
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//===- WasmYAML.cpp - Wasm YAMLIO implementation --------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines classes for handling the YAML representation of wasm.
//
//===----------------------------------------------------------------------===//
#include "llvm/ObjectYAML/WasmYAML.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/Casting.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/YAMLTraits.h"
namespace llvm {
namespace WasmYAML {
// Declared here rather than in the header to comply with:
// http://llvm.org/docs/CodingStandards.html#provide-a-virtual-method-anchor-for-classes-in-headers
Section::~Section() = default;
} // end namespace WasmYAML
namespace yaml {
void MappingTraits<WasmYAML::FileHeader>::mapping(
IO &IO, WasmYAML::FileHeader &FileHdr) {
IO.mapRequired("Version", FileHdr.Version);
}
void MappingTraits<WasmYAML::Object>::mapping(IO &IO,
WasmYAML::Object &Object) {
IO.setContext(&Object);
IO.mapTag("!WASM", true);
IO.mapRequired("FileHeader", Object.Header);
IO.mapOptional("Sections", Object.Sections);
IO.setContext(nullptr);
}
static void commonSectionMapping(IO &IO, WasmYAML::Section &Section) {
IO.mapRequired("Type", Section.Type);
IO.mapOptional("Relocations", Section.Relocations);
}
static void sectionMapping(IO &IO, WasmYAML::NameSection &Section) {
commonSectionMapping(IO, Section);
IO.mapRequired("Name", Section.Name);
IO.mapOptional("FunctionNames", Section.FunctionNames);
}
static void sectionMapping(IO &IO, WasmYAML::LinkingSection &Section) {
commonSectionMapping(IO, Section);
IO.mapRequired("Name", Section.Name);
IO.mapRequired("DataSize", Section.DataSize);
IO.mapOptional("SymbolInfo", Section.SymbolInfos);
IO.mapOptional("SegmentInfo", Section.SegmentInfos);
IO.mapOptional("InitFunctions", Section.InitFunctions);
}
static void sectionMapping(IO &IO, WasmYAML::CustomSection &Section) {
commonSectionMapping(IO, Section);
IO.mapRequired("Name", Section.Name);
IO.mapRequired("Payload", Section.Payload);
}
static void sectionMapping(IO &IO, WasmYAML::TypeSection &Section) {
commonSectionMapping(IO, Section);
IO.mapOptional("Signatures", Section.Signatures);
}
static void sectionMapping(IO &IO, WasmYAML::ImportSection &Section) {
commonSectionMapping(IO, Section);
IO.mapOptional("Imports", Section.Imports);
}
static void sectionMapping(IO &IO, WasmYAML::FunctionSection &Section) {
commonSectionMapping(IO, Section);
IO.mapOptional("FunctionTypes", Section.FunctionTypes);
}
static void sectionMapping(IO &IO, WasmYAML::TableSection &Section) {
commonSectionMapping(IO, Section);
IO.mapOptional("Tables", Section.Tables);
}
static void sectionMapping(IO &IO, WasmYAML::MemorySection &Section) {
commonSectionMapping(IO, Section);
IO.mapOptional("Memories", Section.Memories);
}
static void sectionMapping(IO &IO, WasmYAML::GlobalSection &Section) {
commonSectionMapping(IO, Section);
IO.mapOptional("Globals", Section.Globals);
}
static void sectionMapping(IO &IO, WasmYAML::ExportSection &Section) {
commonSectionMapping(IO, Section);
IO.mapOptional("Exports", Section.Exports);
}
static void sectionMapping(IO &IO, WasmYAML::StartSection &Section) {
commonSectionMapping(IO, Section);
IO.mapOptional("StartFunction", Section.StartFunction);
}
static void sectionMapping(IO &IO, WasmYAML::ElemSection &Section) {
commonSectionMapping(IO, Section);
IO.mapOptional("Segments", Section.Segments);
}
static void sectionMapping(IO &IO, WasmYAML::CodeSection &Section) {
commonSectionMapping(IO, Section);
IO.mapRequired("Functions", Section.Functions);
}
static void sectionMapping(IO &IO, WasmYAML::DataSection &Section) {
commonSectionMapping(IO, Section);
IO.mapRequired("Segments", Section.Segments);
}
void MappingTraits<std::unique_ptr<WasmYAML::Section>>::mapping(
IO &IO, std::unique_ptr<WasmYAML::Section> &Section) {
WasmYAML::SectionType SectionType;
if (IO.outputting())
SectionType = Section->Type;
else
IO.mapRequired("Type", SectionType);
switch (SectionType) {
case wasm::WASM_SEC_CUSTOM: {
StringRef SectionName;
if (IO.outputting()) {
auto CustomSection = cast<WasmYAML::CustomSection>(Section.get());
SectionName = CustomSection->Name;
} else {
IO.mapRequired("Name", SectionName);
}
if (SectionName == "linking") {
if (!IO.outputting())
Section.reset(new WasmYAML::LinkingSection());
sectionMapping(IO, *cast<WasmYAML::LinkingSection>(Section.get()));
} else if (SectionName == "name") {
if (!IO.outputting())
Section.reset(new WasmYAML::NameSection());
sectionMapping(IO, *cast<WasmYAML::NameSection>(Section.get()));
} else {
if (!IO.outputting())
Section.reset(new WasmYAML::CustomSection(SectionName));
sectionMapping(IO, *cast<WasmYAML::CustomSection>(Section.get()));
}
break;
}
case wasm::WASM_SEC_TYPE:
if (!IO.outputting())
Section.reset(new WasmYAML::TypeSection());
sectionMapping(IO, *cast<WasmYAML::TypeSection>(Section.get()));
break;
case wasm::WASM_SEC_IMPORT:
if (!IO.outputting())
Section.reset(new WasmYAML::ImportSection());
sectionMapping(IO, *cast<WasmYAML::ImportSection>(Section.get()));
break;
case wasm::WASM_SEC_FUNCTION:
if (!IO.outputting())
Section.reset(new WasmYAML::FunctionSection());
sectionMapping(IO, *cast<WasmYAML::FunctionSection>(Section.get()));
break;
case wasm::WASM_SEC_TABLE:
if (!IO.outputting())
Section.reset(new WasmYAML::TableSection());
sectionMapping(IO, *cast<WasmYAML::TableSection>(Section.get()));
break;
case wasm::WASM_SEC_MEMORY:
if (!IO.outputting())
Section.reset(new WasmYAML::MemorySection());
sectionMapping(IO, *cast<WasmYAML::MemorySection>(Section.get()));
break;
case wasm::WASM_SEC_GLOBAL:
if (!IO.outputting())
Section.reset(new WasmYAML::GlobalSection());
sectionMapping(IO, *cast<WasmYAML::GlobalSection>(Section.get()));
break;
case wasm::WASM_SEC_EXPORT:
if (!IO.outputting())
Section.reset(new WasmYAML::ExportSection());
sectionMapping(IO, *cast<WasmYAML::ExportSection>(Section.get()));
break;
case wasm::WASM_SEC_START:
if (!IO.outputting())
Section.reset(new WasmYAML::StartSection());
sectionMapping(IO, *cast<WasmYAML::StartSection>(Section.get()));
break;
case wasm::WASM_SEC_ELEM:
if (!IO.outputting())
Section.reset(new WasmYAML::ElemSection());
sectionMapping(IO, *cast<WasmYAML::ElemSection>(Section.get()));
break;
case wasm::WASM_SEC_CODE:
if (!IO.outputting())
Section.reset(new WasmYAML::CodeSection());
sectionMapping(IO, *cast<WasmYAML::CodeSection>(Section.get()));
break;
case wasm::WASM_SEC_DATA:
if (!IO.outputting())
Section.reset(new WasmYAML::DataSection());
sectionMapping(IO, *cast<WasmYAML::DataSection>(Section.get()));
break;
default:
llvm_unreachable("Unknown section type");
}
}
void ScalarEnumerationTraits<WasmYAML::SectionType>::enumeration(
IO &IO, WasmYAML::SectionType &Type) {
#define ECase(X) IO.enumCase(Type, #X, wasm::WASM_SEC_##X);
ECase(CUSTOM);
ECase(TYPE);
ECase(IMPORT);
ECase(FUNCTION);
ECase(TABLE);
ECase(MEMORY);
ECase(GLOBAL);
ECase(EXPORT);
ECase(START);
ECase(ELEM);
ECase(CODE);
ECase(DATA);
#undef ECase
}
void MappingTraits<WasmYAML::Signature>::mapping(
IO &IO, WasmYAML::Signature &Signature) {
IO.mapOptional("Index", Signature.Index);
IO.mapRequired("ReturnType", Signature.ReturnType);
IO.mapRequired("ParamTypes", Signature.ParamTypes);
}
void MappingTraits<WasmYAML::Table>::mapping(IO &IO, WasmYAML::Table &Table) {
IO.mapRequired("ElemType", Table.ElemType);
IO.mapRequired("Limits", Table.TableLimits);
}
void MappingTraits<WasmYAML::Function>::mapping(IO &IO,
WasmYAML::Function &Function) {
IO.mapRequired("Locals", Function.Locals);
IO.mapRequired("Body", Function.Body);
}
void MappingTraits<WasmYAML::Relocation>::mapping(
IO &IO, WasmYAML::Relocation &Relocation) {
IO.mapRequired("Type", Relocation.Type);
IO.mapRequired("Index", Relocation.Index);
IO.mapRequired("Offset", Relocation.Offset);
IO.mapOptional("Addend", Relocation.Addend, 0);
}
void MappingTraits<WasmYAML::NameEntry>::mapping(
IO &IO, WasmYAML::NameEntry &NameEntry) {
IO.mapRequired("Index", NameEntry.Index);
IO.mapRequired("Name", NameEntry.Name);
}
void MappingTraits<WasmYAML::SegmentInfo>::mapping(
IO &IO, WasmYAML::SegmentInfo &SegmentInfo) {
IO.mapRequired("Index", SegmentInfo.Index);
IO.mapRequired("Name", SegmentInfo.Name);
IO.mapRequired("Alignment", SegmentInfo.Alignment);
IO.mapRequired("Flags", SegmentInfo.Flags);
}
void MappingTraits<WasmYAML::LocalDecl>::mapping(
IO &IO, WasmYAML::LocalDecl &LocalDecl) {
IO.mapRequired("Type", LocalDecl.Type);
IO.mapRequired("Count", LocalDecl.Count);
}
void MappingTraits<WasmYAML::Limits>::mapping(IO &IO,
WasmYAML::Limits &Limits) {
if (!IO.outputting() || Limits.Flags)
IO.mapOptional("Flags", Limits.Flags);
IO.mapRequired("Initial", Limits.Initial);
if (!IO.outputting() || Limits.Flags & wasm::WASM_LIMITS_FLAG_HAS_MAX)
IO.mapOptional("Maximum", Limits.Maximum);
}
void MappingTraits<WasmYAML::ElemSegment>::mapping(
IO &IO, WasmYAML::ElemSegment &Segment) {
IO.mapRequired("Offset", Segment.Offset);
IO.mapRequired("Functions", Segment.Functions);
}
void MappingTraits<WasmYAML::Import>::mapping(IO &IO,
WasmYAML::Import &Import) {
IO.mapRequired("Module", Import.Module);
IO.mapRequired("Field", Import.Field);
IO.mapRequired("Kind", Import.Kind);
if (Import.Kind == wasm::WASM_EXTERNAL_FUNCTION) {
IO.mapRequired("SigIndex", Import.SigIndex);
} else if (Import.Kind == wasm::WASM_EXTERNAL_GLOBAL) {
IO.mapRequired("GlobalType", Import.GlobalImport.Type);
IO.mapRequired("GlobalMutable", Import.GlobalImport.Mutable);
} else if (Import.Kind == wasm::WASM_EXTERNAL_TABLE) {
IO.mapRequired("Table", Import.TableImport);
} else if (Import.Kind == wasm::WASM_EXTERNAL_MEMORY ) {
IO.mapRequired("Memory", Import.Memory);
} else {
llvm_unreachable("unhandled import type");
}
}
void MappingTraits<WasmYAML::Export>::mapping(IO &IO,
WasmYAML::Export &Export) {
IO.mapRequired("Name", Export.Name);
IO.mapRequired("Kind", Export.Kind);
IO.mapRequired("Index", Export.Index);
}
void MappingTraits<WasmYAML::Global>::mapping(IO &IO,
WasmYAML::Global &Global) {
IO.mapRequired("Type", Global.Type);
IO.mapRequired("Mutable", Global.Mutable);
IO.mapRequired("InitExpr", Global.InitExpr);
}
void MappingTraits<wasm::WasmInitExpr>::mapping(IO &IO,
wasm::WasmInitExpr &Expr) {
WasmYAML::Opcode Op = Expr.Opcode;
IO.mapRequired("Opcode", Op);
Expr.Opcode = Op;
switch (Expr.Opcode) {
case wasm::WASM_OPCODE_I32_CONST:
IO.mapRequired("Value", Expr.Value.Int32);
break;
case wasm::WASM_OPCODE_I64_CONST:
IO.mapRequired("Value", Expr.Value.Int64);
break;
case wasm::WASM_OPCODE_F32_CONST:
IO.mapRequired("Value", Expr.Value.Float32);
break;
case wasm::WASM_OPCODE_F64_CONST:
IO.mapRequired("Value", Expr.Value.Float64);
break;
case wasm::WASM_OPCODE_GET_GLOBAL:
IO.mapRequired("Index", Expr.Value.Global);
break;
}
}
void MappingTraits<WasmYAML::DataSegment>::mapping(
IO &IO, WasmYAML::DataSegment &Segment) {
IO.mapOptional("SectionOffset", Segment.SectionOffset);
IO.mapRequired("MemoryIndex", Segment.MemoryIndex);
IO.mapRequired("Offset", Segment.Offset);
IO.mapRequired("Content", Segment.Content);
}
void MappingTraits<WasmYAML::InitFunction>::mapping(
IO &IO, WasmYAML::InitFunction &Init) {
IO.mapRequired("Priority", Init.Priority);
IO.mapRequired("FunctionIndex", Init.FunctionIndex);
}
void MappingTraits<WasmYAML::SymbolInfo>::mapping(IO &IO,
WasmYAML::SymbolInfo &Info) {
IO.mapRequired("Name", Info.Name);
IO.mapRequired("Flags", Info.Flags);
}
void ScalarBitSetTraits<WasmYAML::LimitFlags>::bitset(
IO &IO, WasmYAML::LimitFlags &Value) {
#define BCase(X) IO.bitSetCase(Value, #X, wasm::WASM_LIMITS_FLAG_##X)
BCase(HAS_MAX);
#undef BCase
}
void ScalarBitSetTraits<WasmYAML::SegmentFlags>::bitset(
IO &IO, WasmYAML::SegmentFlags &Value) {
}
void ScalarBitSetTraits<WasmYAML::SymbolFlags>::bitset(
IO &IO, WasmYAML::SymbolFlags &Value) {
#define BCaseMask(M, X) IO.maskedBitSetCase(Value, #X, wasm::WASM_SYMBOL_##X, wasm::WASM_SYMBOL_##M)
//BCaseMask(BINDING_MASK, BINDING_GLOBAL);
BCaseMask(BINDING_MASK, BINDING_WEAK);
BCaseMask(BINDING_MASK, BINDING_LOCAL);
//BCaseMask(VISIBILITY_MASK, VISIBILITY_DEFAULT);
BCaseMask(VISIBILITY_MASK, VISIBILITY_HIDDEN);
#undef BCaseMask
}
void ScalarEnumerationTraits<WasmYAML::ValueType>::enumeration(
IO &IO, WasmYAML::ValueType &Type) {
#define ECase(X) IO.enumCase(Type, #X, wasm::WASM_TYPE_##X);
ECase(I32);
ECase(I64);
ECase(F32);
ECase(F64);
ECase(ANYFUNC);
ECase(FUNC);
ECase(NORESULT);
#undef ECase
}
void ScalarEnumerationTraits<WasmYAML::ExportKind>::enumeration(
IO &IO, WasmYAML::ExportKind &Kind) {
#define ECase(X) IO.enumCase(Kind, #X, wasm::WASM_EXTERNAL_##X);
ECase(FUNCTION);
ECase(TABLE);
ECase(MEMORY);
ECase(GLOBAL);
#undef ECase
}
void ScalarEnumerationTraits<WasmYAML::Opcode>::enumeration(
IO &IO, WasmYAML::Opcode &Code) {
#define ECase(X) IO.enumCase(Code, #X, wasm::WASM_OPCODE_##X);
ECase(END);
ECase(I32_CONST);
ECase(I64_CONST);
ECase(F64_CONST);
ECase(F32_CONST);
ECase(GET_GLOBAL);
#undef ECase
}
void ScalarEnumerationTraits<WasmYAML::TableType>::enumeration(
IO &IO, WasmYAML::TableType &Type) {
#define ECase(X) IO.enumCase(Type, #X, wasm::WASM_TYPE_##X);
ECase(ANYFUNC);
#undef ECase
}
void ScalarEnumerationTraits<WasmYAML::RelocType>::enumeration(
IO &IO, WasmYAML::RelocType &Type) {
#define WASM_RELOC(name, value) IO.enumCase(Type, #name, wasm::name);
#include "llvm/BinaryFormat/WasmRelocs.def"
#undef WASM_RELOC
}
} // end namespace yaml
} // end namespace llvm

62
external/llvm/lib/ObjectYAML/YAML.cpp vendored
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@ -1,62 +0,0 @@
//===- YAML.cpp - YAMLIO utilities for object files -----------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines utility classes for handling the YAML representation of
// object files.
//
//===----------------------------------------------------------------------===//
#include "llvm/ObjectYAML/YAML.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/Support/raw_ostream.h"
#include <cctype>
#include <cstdint>
using namespace llvm;
void yaml::ScalarTraits<yaml::BinaryRef>::output(
const yaml::BinaryRef &Val, void *, raw_ostream &Out) {
Val.writeAsHex(Out);
}
StringRef yaml::ScalarTraits<yaml::BinaryRef>::input(StringRef Scalar, void *,
yaml::BinaryRef &Val) {
if (Scalar.size() % 2 != 0)
return "BinaryRef hex string must contain an even number of nybbles.";
// TODO: Can we improve YAMLIO to permit a more accurate diagnostic here?
// (e.g. a caret pointing to the offending character).
for (unsigned I = 0, N = Scalar.size(); I != N; ++I)
if (!isxdigit(Scalar[I]))
return "BinaryRef hex string must contain only hex digits.";
Val = yaml::BinaryRef(Scalar);
return {};
}
void yaml::BinaryRef::writeAsBinary(raw_ostream &OS) const {
if (!DataIsHexString) {
OS.write((const char *)Data.data(), Data.size());
return;
}
for (unsigned I = 0, N = Data.size(); I != N; I += 2) {
uint8_t Byte;
StringRef((const char *)&Data[I], 2).getAsInteger(16, Byte);
OS.write(Byte);
}
}
void yaml::BinaryRef::writeAsHex(raw_ostream &OS) const {
if (binary_size() == 0)
return;
if (DataIsHexString) {
OS.write((const char *)Data.data(), Data.size());
return;
}
for (uint8_t Byte : Data)
OS << hexdigit(Byte >> 4) << hexdigit(Byte & 0xf);
}