diff options
Diffstat (limited to 'lld/COFF/Chunks.h')
-rw-r--r-- | lld/COFF/Chunks.h | 350 |
1 files changed, 175 insertions, 175 deletions
diff --git a/lld/COFF/Chunks.h b/lld/COFF/Chunks.h index 625a0924582..6bb629fe998 100644 --- a/lld/COFF/Chunks.h +++ b/lld/COFF/Chunks.h @@ -40,10 +40,10 @@ class RuntimePseudoReloc; class Symbol; // Mask for permissions (discardable, writable, readable, executable, etc). -const uint32_t PermMask = 0xFE000000; +const uint32_t permMask = 0xFE000000; // Mask for section types (code, data, bss). -const uint32_t TypeMask = 0x000000E0; +const uint32_t typeMask = 0x000000E0; // The log base 2 of the largest section alignment, which is log2(8192), or 13. enum : unsigned { Log2MaxSectionAlignment = 13 }; @@ -55,23 +55,23 @@ enum : unsigned { Log2MaxSectionAlignment = 13 }; class Chunk { public: enum Kind : uint8_t { SectionKind, OtherKind, ImportThunkKind }; - Kind kind() const { return ChunkKind; } + Kind kind() const { return chunkKind; } // Returns the size of this chunk (even if this is a common or BSS.) size_t getSize() const; // Returns chunk alignment in power of two form. Value values are powers of // two from 1 to 8192. - uint32_t getAlignment() const { return 1U << P2Align; } + uint32_t getAlignment() const { return 1U << p2Align; } // Update the chunk section alignment measured in bytes. Internally alignment // is stored in log2. - void setAlignment(uint32_t Align) { + void setAlignment(uint32_t align) { // Treat zero byte alignment as 1 byte alignment. - Align = Align ? Align : 1; - assert(llvm::isPowerOf2_32(Align) && "alignment is not a power of 2"); - P2Align = llvm::Log2_32(Align); - assert(P2Align <= Log2MaxSectionAlignment && + align = align ? align : 1; + assert(llvm::isPowerOf2_32(align) && "alignment is not a power of 2"); + p2Align = llvm::Log2_32(align); + assert(p2Align <= Log2MaxSectionAlignment && "impossible requested alignment"); } @@ -79,15 +79,15 @@ public: // beginning of the file. Because this function may use RVA values // of other chunks for relocations, you need to set them properly // before calling this function. - void writeTo(uint8_t *Buf) const; + void writeTo(uint8_t *buf) const; // The writer sets and uses the addresses. In practice, PE images cannot be // larger than 2GB. Chunks are always laid as part of the image, so Chunk RVAs // can be stored with 32 bits. - uint32_t getRVA() const { return RVA; } - void setRVA(uint64_t V) { - RVA = (uint32_t)V; - assert(RVA == V && "RVA truncated"); + uint32_t getRVA() const { return rva; } + void setRVA(uint64_t v) { + rva = (uint32_t)v; + assert(rva == v && "RVA truncated"); } // Returns readable/writable/executable bits. @@ -99,13 +99,13 @@ public: // An output section has pointers to chunks in the section, and each // chunk has a back pointer to an output section. - void setOutputSectionIdx(uint16_t O) { OSIdx = O; } - uint16_t getOutputSectionIdx() const { return OSIdx; } + void setOutputSectionIdx(uint16_t o) { osidx = o; } + uint16_t getOutputSectionIdx() const { return osidx; } OutputSection *getOutputSection() const; // Windows-specific. // Collect all locations that contain absolute addresses for base relocations. - void getBaserels(std::vector<Baserel> *Res); + void getBaserels(std::vector<Baserel> *res); // Returns a human-readable name of this chunk. Chunks are unnamed chunks of // bytes, so this is used only for logging or debugging. @@ -117,28 +117,28 @@ public: bool isHotPatchable() const; protected: - Chunk(Kind K = OtherKind) : ChunkKind(K), HasData(true), P2Align(0) {} + Chunk(Kind k = OtherKind) : chunkKind(k), hasData(true), p2Align(0) {} - const Kind ChunkKind; + const Kind chunkKind; public: // Returns true if this has non-zero data. BSS chunks return // false. If false is returned, the space occupied by this chunk // will be filled with zeros. Corresponds to the // IMAGE_SCN_CNT_UNINITIALIZED_DATA section characteristic bit. - uint8_t HasData : 1; + uint8_t hasData : 1; public: // The alignment of this chunk, stored in log2 form. The writer uses the // value. - uint8_t P2Align : 7; + uint8_t p2Align : 7; // The output section index for this chunk. The first valid section number is // one. - uint16_t OSIdx = 0; + uint16_t osidx = 0; // The RVA of this chunk in the output. The writer sets a value. - uint32_t RVA = 0; + uint32_t rva = 0; }; class NonSectionChunk : public Chunk { @@ -154,7 +154,7 @@ public: // beginning of the file. Because this function may use RVA values // of other chunks for relocations, you need to set them properly // before calling this function. - virtual void writeTo(uint8_t *Buf) const {} + virtual void writeTo(uint8_t *buf) const {} // Returns the section name if this is a section chunk. // It is illegal to call this function on non-section chunks. @@ -164,16 +164,16 @@ public: // Windows-specific. // Collect all locations that contain absolute addresses for base relocations. - virtual void getBaserels(std::vector<Baserel> *Res) {} + virtual void getBaserels(std::vector<Baserel> *res) {} // Returns a human-readable name of this chunk. Chunks are unnamed chunks of // bytes, so this is used only for logging or debugging. virtual StringRef getDebugName() const { return ""; } - static bool classof(const Chunk *C) { return C->kind() != SectionKind; } + static bool classof(const Chunk *c) { return c->kind() != SectionKind; } protected: - NonSectionChunk(Kind K = OtherKind) : Chunk(K) {} + NonSectionChunk(Kind k = OtherKind) : Chunk(k) {} }; // A chunk corresponding a section of an input file. @@ -187,41 +187,41 @@ public: std::random_access_iterator_tag, Symbol *> { friend SectionChunk; - ObjFile *File; + ObjFile *file; - symbol_iterator(ObjFile *File, const coff_relocation *I) - : symbol_iterator::iterator_adaptor_base(I), File(File) {} + symbol_iterator(ObjFile *file, const coff_relocation *i) + : symbol_iterator::iterator_adaptor_base(i), file(file) {} public: symbol_iterator() = default; - Symbol *operator*() const { return File->getSymbol(I->SymbolTableIndex); } + Symbol *operator*() const { return file->getSymbol(I->SymbolTableIndex); } }; - SectionChunk(ObjFile *File, const coff_section *Header); - static bool classof(const Chunk *C) { return C->kind() == SectionKind; } - size_t getSize() const { return Header->SizeOfRawData; } + SectionChunk(ObjFile *file, const coff_section *header); + static bool classof(const Chunk *c) { return c->kind() == SectionKind; } + size_t getSize() const { return header->SizeOfRawData; } ArrayRef<uint8_t> getContents() const; - void writeTo(uint8_t *Buf) const; + void writeTo(uint8_t *buf) const; uint32_t getOutputCharacteristics() const { - return Header->Characteristics & (PermMask | TypeMask); + return header->Characteristics & (permMask | typeMask); } StringRef getSectionName() const { - return StringRef(SectionNameData, SectionNameSize); + return StringRef(sectionNameData, sectionNameSize); } - void getBaserels(std::vector<Baserel> *Res); + void getBaserels(std::vector<Baserel> *res); bool isCOMDAT() const; - void applyRelX64(uint8_t *Off, uint16_t Type, OutputSection *OS, uint64_t S, - uint64_t P) const; - void applyRelX86(uint8_t *Off, uint16_t Type, OutputSection *OS, uint64_t S, - uint64_t P) const; - void applyRelARM(uint8_t *Off, uint16_t Type, OutputSection *OS, uint64_t S, - uint64_t P) const; - void applyRelARM64(uint8_t *Off, uint16_t Type, OutputSection *OS, uint64_t S, - uint64_t P) const; + void applyRelX64(uint8_t *off, uint16_t type, OutputSection *os, uint64_t s, + uint64_t p) const; + void applyRelX86(uint8_t *off, uint16_t type, OutputSection *os, uint64_t s, + uint64_t p) const; + void applyRelARM(uint8_t *off, uint16_t type, OutputSection *os, uint64_t s, + uint64_t p) const; + void applyRelARM64(uint8_t *off, uint16_t type, OutputSection *os, uint64_t s, + uint64_t p) const; - void getRuntimePseudoRelocs(std::vector<RuntimePseudoReloc> &Res); + void getRuntimePseudoRelocs(std::vector<RuntimePseudoReloc> &res); // Called if the garbage collector decides to not include this chunk // in a final output. It's supposed to print out a log message to stdout. @@ -229,7 +229,7 @@ public: // Adds COMDAT associative sections to this COMDAT section. A chunk // and its children are treated as a group by the garbage collector. - void addAssociative(SectionChunk *Child); + void addAssociative(SectionChunk *child); StringRef getDebugName() const; @@ -246,19 +246,19 @@ public: // Allow iteration over the bodies of this chunk's relocated symbols. llvm::iterator_range<symbol_iterator> symbols() const { - return llvm::make_range(symbol_iterator(File, RelocsData), - symbol_iterator(File, RelocsData + RelocsSize)); + return llvm::make_range(symbol_iterator(file, relocsData), + symbol_iterator(file, relocsData + relocsSize)); } ArrayRef<coff_relocation> getRelocs() const { - return llvm::makeArrayRef(RelocsData, RelocsSize); + return llvm::makeArrayRef(relocsData, relocsSize); } // Reloc setter used by ARM range extension thunk insertion. - void setRelocs(ArrayRef<coff_relocation> NewRelocs) { - RelocsData = NewRelocs.data(); - RelocsSize = NewRelocs.size(); - assert(RelocsSize == NewRelocs.size() && "reloc size truncation"); + void setRelocs(ArrayRef<coff_relocation> newRelocs) { + relocsData = newRelocs.data(); + relocsSize = newRelocs.size(); + assert(relocsSize == newRelocs.size() && "reloc size truncation"); } // Single linked list iterator for associated comdat children. @@ -267,26 +267,26 @@ public: AssociatedIterator, std::forward_iterator_tag, SectionChunk> { public: AssociatedIterator() = default; - AssociatedIterator(SectionChunk *Head) : Cur(Head) {} - AssociatedIterator &operator=(const AssociatedIterator &R) { - Cur = R.Cur; + AssociatedIterator(SectionChunk *head) : cur(head) {} + AssociatedIterator &operator=(const AssociatedIterator &r) { + cur = r.cur; return *this; } - bool operator==(const AssociatedIterator &R) const { return Cur == R.Cur; } - const SectionChunk &operator*() const { return *Cur; } - SectionChunk &operator*() { return *Cur; } + bool operator==(const AssociatedIterator &r) const { return cur == r.cur; } + const SectionChunk &operator*() const { return *cur; } + SectionChunk &operator*() { return *cur; } AssociatedIterator &operator++() { - Cur = Cur->AssocChildren; + cur = cur->assocChildren; return *this; } private: - SectionChunk *Cur = nullptr; + SectionChunk *cur = nullptr; }; // Allow iteration over the associated child chunks for this section. llvm::iterator_range<AssociatedIterator> children() const { - return llvm::make_range(AssociatedIterator(AssocChildren), + return llvm::make_range(AssociatedIterator(assocChildren), AssociatedIterator(nullptr)); } @@ -295,56 +295,56 @@ public: ArrayRef<uint8_t> consumeDebugMagic(); - static ArrayRef<uint8_t> consumeDebugMagic(ArrayRef<uint8_t> Data, - StringRef SectionName); + static ArrayRef<uint8_t> consumeDebugMagic(ArrayRef<uint8_t> data, + StringRef sectionName); - static SectionChunk *findByName(ArrayRef<SectionChunk *> Sections, - StringRef Name); + static SectionChunk *findByName(ArrayRef<SectionChunk *> sections, + StringRef name); // The file that this chunk was created from. - ObjFile *File; + ObjFile *file; // Pointer to the COFF section header in the input file. - const coff_section *Header; + const coff_section *header; // The COMDAT leader symbol if this is a COMDAT chunk. - DefinedRegular *Sym = nullptr; + DefinedRegular *sym = nullptr; // The CRC of the contents as described in the COFF spec 4.5.5. // Auxiliary Format 5: Section Definitions. Used for ICF. - uint32_t Checksum = 0; + uint32_t checksum = 0; // Used by the garbage collector. - bool Live; + bool live; // Whether this section needs to be kept distinct from other sections during // ICF. This is set by the driver using address-significance tables. - bool KeepUnique = false; + bool keepUnique = false; // The COMDAT selection if this is a COMDAT chunk. - llvm::COFF::COMDATType Selection = (llvm::COFF::COMDATType)0; + llvm::COFF::COMDATType selection = (llvm::COFF::COMDATType)0; // A pointer pointing to a replacement for this chunk. // Initially it points to "this" object. If this chunk is merged // with other chunk by ICF, it points to another chunk, // and this chunk is considered as dead. - SectionChunk *Repl; + SectionChunk *repl; private: - SectionChunk *AssocChildren = nullptr; + SectionChunk *assocChildren = nullptr; // Used for ICF (Identical COMDAT Folding) - void replace(SectionChunk *Other); - uint32_t Class[2] = {0, 0}; + void replace(SectionChunk *other); + uint32_t eqClass[2] = {0, 0}; // Relocations for this section. Size is stored below. - const coff_relocation *RelocsData; + const coff_relocation *relocsData; // Section name string. Size is stored below. - const char *SectionNameData; + const char *sectionNameData; - uint32_t RelocsSize = 0; - uint32_t SectionNameSize = 0; + uint32_t relocsSize = 0; + uint32_t sectionNameSize = 0; }; // Inline methods to implement faux-virtual dispatch for SectionChunk. @@ -364,11 +364,11 @@ inline uint32_t Chunk::getOutputCharacteristics() const { ->getOutputCharacteristics(); } -inline void Chunk::writeTo(uint8_t *Buf) const { +inline void Chunk::writeTo(uint8_t *buf) const { if (isa<SectionChunk>(this)) - static_cast<const SectionChunk *>(this)->writeTo(Buf); + static_cast<const SectionChunk *>(this)->writeTo(buf); else - static_cast<const NonSectionChunk *>(this)->writeTo(Buf); + static_cast<const NonSectionChunk *>(this)->writeTo(buf); } inline StringRef Chunk::getSectionName() const { @@ -378,11 +378,11 @@ inline StringRef Chunk::getSectionName() const { return static_cast<const NonSectionChunk *>(this)->getSectionName(); } -inline void Chunk::getBaserels(std::vector<Baserel> *Res) { +inline void Chunk::getBaserels(std::vector<Baserel> *res) { if (isa<SectionChunk>(this)) - static_cast<SectionChunk *>(this)->getBaserels(Res); + static_cast<SectionChunk *>(this)->getBaserels(res); else - static_cast<NonSectionChunk *>(this)->getBaserels(Res); + static_cast<NonSectionChunk *>(this)->getBaserels(res); } inline StringRef Chunk::getDebugName() const { @@ -403,58 +403,58 @@ inline StringRef Chunk::getDebugName() const { // on the offsets assigned by the StringTableBuilder. class MergeChunk : public NonSectionChunk { public: - MergeChunk(uint32_t Alignment); - static void addSection(SectionChunk *C); + MergeChunk(uint32_t alignment); + static void addSection(SectionChunk *c); void finalizeContents(); void assignSubsectionRVAs(); uint32_t getOutputCharacteristics() const override; StringRef getSectionName() const override { return ".rdata"; } size_t getSize() const override; - void writeTo(uint8_t *Buf) const override; + void writeTo(uint8_t *buf) const override; - static MergeChunk *Instances[Log2MaxSectionAlignment + 1]; - std::vector<SectionChunk *> Sections; + static MergeChunk *instances[Log2MaxSectionAlignment + 1]; + std::vector<SectionChunk *> sections; private: - llvm::StringTableBuilder Builder; - bool Finalized = false; + llvm::StringTableBuilder builder; + bool finalized = false; }; // A chunk for common symbols. Common chunks don't have actual data. class CommonChunk : public NonSectionChunk { public: - CommonChunk(const COFFSymbolRef Sym); - size_t getSize() const override { return Sym.getValue(); } + CommonChunk(const COFFSymbolRef sym); + size_t getSize() const override { return sym.getValue(); } uint32_t getOutputCharacteristics() const override; StringRef getSectionName() const override { return ".bss"; } private: - const COFFSymbolRef Sym; + const COFFSymbolRef sym; }; // A chunk for linker-created strings. class StringChunk : public NonSectionChunk { public: - explicit StringChunk(StringRef S) : Str(S) {} - size_t getSize() const override { return Str.size() + 1; } - void writeTo(uint8_t *Buf) const override; + explicit StringChunk(StringRef s) : str(s) {} + size_t getSize() const override { return str.size() + 1; } + void writeTo(uint8_t *buf) const override; private: - StringRef Str; + StringRef str; }; -static const uint8_t ImportThunkX86[] = { +static const uint8_t importThunkX86[] = { 0xff, 0x25, 0x00, 0x00, 0x00, 0x00, // JMP *0x0 }; -static const uint8_t ImportThunkARM[] = { +static const uint8_t importThunkARM[] = { 0x40, 0xf2, 0x00, 0x0c, // mov.w ip, #0 0xc0, 0xf2, 0x00, 0x0c, // mov.t ip, #0 0xdc, 0xf8, 0x00, 0xf0, // ldr.w pc, [ip] }; -static const uint8_t ImportThunkARM64[] = { +static const uint8_t importThunkARM64[] = { 0x10, 0x00, 0x00, 0x90, // adrp x16, #0 0x10, 0x02, 0x40, 0xf9, // ldr x16, [x16] 0x00, 0x02, 0x1f, 0xd6, // br x16 @@ -465,83 +465,83 @@ static const uint8_t ImportThunkARM64[] = { // contents will be a JMP instruction to some __imp_ symbol. class ImportThunkChunk : public NonSectionChunk { public: - ImportThunkChunk(Defined *S) - : NonSectionChunk(ImportThunkKind), ImpSymbol(S) {} - static bool classof(const Chunk *C) { return C->kind() == ImportThunkKind; } + ImportThunkChunk(Defined *s) + : NonSectionChunk(ImportThunkKind), impSymbol(s) {} + static bool classof(const Chunk *c) { return c->kind() == ImportThunkKind; } protected: - Defined *ImpSymbol; + Defined *impSymbol; }; class ImportThunkChunkX64 : public ImportThunkChunk { public: - explicit ImportThunkChunkX64(Defined *S); - size_t getSize() const override { return sizeof(ImportThunkX86); } - void writeTo(uint8_t *Buf) const override; + explicit ImportThunkChunkX64(Defined *s); + size_t getSize() const override { return sizeof(importThunkX86); } + void writeTo(uint8_t *buf) const override; }; class ImportThunkChunkX86 : public ImportThunkChunk { public: - explicit ImportThunkChunkX86(Defined *S) : ImportThunkChunk(S) {} - size_t getSize() const override { return sizeof(ImportThunkX86); } - void getBaserels(std::vector<Baserel> *Res) override; - void writeTo(uint8_t *Buf) const override; + explicit ImportThunkChunkX86(Defined *s) : ImportThunkChunk(s) {} + size_t getSize() const override { return sizeof(importThunkX86); } + void getBaserels(std::vector<Baserel> *res) override; + void writeTo(uint8_t *buf) const override; }; class ImportThunkChunkARM : public ImportThunkChunk { public: - explicit ImportThunkChunkARM(Defined *S) : ImportThunkChunk(S) {} - size_t getSize() const override { return sizeof(ImportThunkARM); } - void getBaserels(std::vector<Baserel> *Res) override; - void writeTo(uint8_t *Buf) const override; + explicit ImportThunkChunkARM(Defined *s) : ImportThunkChunk(s) {} + size_t getSize() const override { return sizeof(importThunkARM); } + void getBaserels(std::vector<Baserel> *res) override; + void writeTo(uint8_t *buf) const override; }; class ImportThunkChunkARM64 : public ImportThunkChunk { public: - explicit ImportThunkChunkARM64(Defined *S) : ImportThunkChunk(S) {} - size_t getSize() const override { return sizeof(ImportThunkARM64); } - void writeTo(uint8_t *Buf) const override; + explicit ImportThunkChunkARM64(Defined *s) : ImportThunkChunk(s) {} + size_t getSize() const override { return sizeof(importThunkARM64); } + void writeTo(uint8_t *buf) const override; }; class RangeExtensionThunkARM : public NonSectionChunk { public: - explicit RangeExtensionThunkARM(Defined *T) : Target(T) {} + explicit RangeExtensionThunkARM(Defined *t) : target(t) {} size_t getSize() const override; - void writeTo(uint8_t *Buf) const override; + void writeTo(uint8_t *buf) const override; - Defined *Target; + Defined *target; }; class RangeExtensionThunkARM64 : public NonSectionChunk { public: - explicit RangeExtensionThunkARM64(Defined *T) : Target(T) {} + explicit RangeExtensionThunkARM64(Defined *t) : target(t) {} size_t getSize() const override; - void writeTo(uint8_t *Buf) const override; + void writeTo(uint8_t *buf) const override; - Defined *Target; + Defined *target; }; // Windows-specific. // See comments for DefinedLocalImport class. class LocalImportChunk : public NonSectionChunk { public: - explicit LocalImportChunk(Defined *S) : Sym(S) { - setAlignment(Config->Wordsize); + explicit LocalImportChunk(Defined *s) : sym(s) { + setAlignment(config->wordsize); } size_t getSize() const override; - void getBaserels(std::vector<Baserel> *Res) override; - void writeTo(uint8_t *Buf) const override; + void getBaserels(std::vector<Baserel> *res) override; + void writeTo(uint8_t *buf) const override; private: - Defined *Sym; + Defined *sym; }; // Duplicate RVAs are not allowed in RVA tables, so unique symbols by chunk and // offset into the chunk. Order does not matter as the RVA table will be sorted // later. struct ChunkAndOffset { - Chunk *InputChunk; - uint32_t Offset; + Chunk *inputChunk; + uint32_t offset; struct DenseMapInfo { static ChunkAndOffset getEmptyKey() { @@ -550,12 +550,12 @@ struct ChunkAndOffset { static ChunkAndOffset getTombstoneKey() { return {llvm::DenseMapInfo<Chunk *>::getTombstoneKey(), 0}; } - static unsigned getHashValue(const ChunkAndOffset &CO) { + static unsigned getHashValue(const ChunkAndOffset &co) { return llvm::DenseMapInfo<std::pair<Chunk *, uint32_t>>::getHashValue( - {CO.InputChunk, CO.Offset}); + {co.inputChunk, co.offset}); } - static bool isEqual(const ChunkAndOffset &LHS, const ChunkAndOffset &RHS) { - return LHS.InputChunk == RHS.InputChunk && LHS.Offset == RHS.Offset; + static bool isEqual(const ChunkAndOffset &lhs, const ChunkAndOffset &rhs) { + return lhs.inputChunk == rhs.inputChunk && lhs.offset == rhs.offset; } }; }; @@ -565,12 +565,12 @@ using SymbolRVASet = llvm::DenseSet<ChunkAndOffset>; // Table which contains symbol RVAs. Used for /safeseh and /guard:cf. class RVATableChunk : public NonSectionChunk { public: - explicit RVATableChunk(SymbolRVASet S) : Syms(std::move(S)) {} - size_t getSize() const override { return Syms.size() * 4; } - void writeTo(uint8_t *Buf) const override; + explicit RVATableChunk(SymbolRVASet s) : syms(std::move(s)) {} + size_t getSize() const override { return syms.size() * 4; } + void writeTo(uint8_t *buf) const override; private: - SymbolRVASet Syms; + SymbolRVASet syms; }; // Windows-specific. @@ -578,22 +578,22 @@ private: // See the PE/COFF spec 5.6 for details. class BaserelChunk : public NonSectionChunk { public: - BaserelChunk(uint32_t Page, Baserel *Begin, Baserel *End); - size_t getSize() const override { return Data.size(); } - void writeTo(uint8_t *Buf) const override; + BaserelChunk(uint32_t page, Baserel *begin, Baserel *end); + size_t getSize() const override { return data.size(); } + void writeTo(uint8_t *buf) const override; private: - std::vector<uint8_t> Data; + std::vector<uint8_t> data; }; class Baserel { public: - Baserel(uint32_t V, uint8_t Ty) : RVA(V), Type(Ty) {} - explicit Baserel(uint32_t V) : Baserel(V, getDefaultType()) {} + Baserel(uint32_t v, uint8_t ty) : rva(v), type(ty) {} + explicit Baserel(uint32_t v) : Baserel(v, getDefaultType()) {} uint8_t getDefaultType(); - uint32_t RVA; - uint8_t Type; + uint32_t rva; + uint8_t type; }; // This is a placeholder Chunk, to allow attaching a DefinedSynthetic to a @@ -604,7 +604,7 @@ class EmptyChunk : public NonSectionChunk { public: EmptyChunk() {} size_t getSize() const override { return 0; } - void writeTo(uint8_t *Buf) const override {} + void writeTo(uint8_t *buf) const override {} }; // MinGW specific, for the "automatic import of variables from DLLs" feature. @@ -615,15 +615,15 @@ public: // code. class PseudoRelocTableChunk : public NonSectionChunk { public: - PseudoRelocTableChunk(std::vector<RuntimePseudoReloc> &Relocs) - : Relocs(std::move(Relocs)) { + PseudoRelocTableChunk(std::vector<RuntimePseudoReloc> &relocs) + : relocs(std::move(relocs)) { setAlignment(4); } size_t getSize() const override; - void writeTo(uint8_t *Buf) const override; + void writeTo(uint8_t *buf) const override; private: - std::vector<RuntimePseudoReloc> Relocs; + std::vector<RuntimePseudoReloc> relocs; }; // MinGW specific; information about one individual location in the image @@ -631,48 +631,48 @@ private: // one individual element in the PseudoRelocTableChunk table. class RuntimePseudoReloc { public: - RuntimePseudoReloc(Defined *Sym, SectionChunk *Target, uint32_t TargetOffset, - int Flags) - : Sym(Sym), Target(Target), TargetOffset(TargetOffset), Flags(Flags) {} + RuntimePseudoReloc(Defined *sym, SectionChunk *target, uint32_t targetOffset, + int flags) + : sym(sym), target(target), targetOffset(targetOffset), flags(flags) {} - Defined *Sym; - SectionChunk *Target; - uint32_t TargetOffset; + Defined *sym; + SectionChunk *target; + uint32_t targetOffset; // The Flags field contains the size of the relocation, in bits. No other // flags are currently defined. - int Flags; + int flags; }; // MinGW specific. A Chunk that contains one pointer-sized absolute value. class AbsolutePointerChunk : public NonSectionChunk { public: - AbsolutePointerChunk(uint64_t Value) : Value(Value) { + AbsolutePointerChunk(uint64_t value) : value(value) { setAlignment(getSize()); } size_t getSize() const override; - void writeTo(uint8_t *Buf) const override; + void writeTo(uint8_t *buf) const override; private: - uint64_t Value; + uint64_t value; }; // Return true if this file has the hotpatch flag set to true in the S_COMPILE3 // record in codeview debug info. Also returns true for some thunks synthesized // by the linker. inline bool Chunk::isHotPatchable() const { - if (auto *SC = dyn_cast<SectionChunk>(this)) - return SC->File->HotPatchable; + if (auto *sc = dyn_cast<SectionChunk>(this)) + return sc->file->hotPatchable; else if (isa<ImportThunkChunk>(this)) return true; return false; } -void applyMOV32T(uint8_t *Off, uint32_t V); -void applyBranch24T(uint8_t *Off, int32_t V); +void applyMOV32T(uint8_t *off, uint32_t v); +void applyBranch24T(uint8_t *off, int32_t v); -void applyArm64Addr(uint8_t *Off, uint64_t S, uint64_t P, int Shift); -void applyArm64Imm(uint8_t *Off, uint64_t Imm, uint32_t RangeLimit); -void applyArm64Branch26(uint8_t *Off, int64_t V); +void applyArm64Addr(uint8_t *off, uint64_t s, uint64_t p, int shift); +void applyArm64Imm(uint8_t *off, uint64_t imm, uint32_t rangeLimit); +void applyArm64Branch26(uint8_t *off, int64_t v); } // namespace coff } // namespace lld |