CSKYTargetStreamer.cpp Source File (original) (raw)

17using namespace llvm;

24 if (Entries.empty())

25 return;

27 if (CurrentSection != nullptr)

33 Align(Entry.Size),

36 Streamer.emitValue(Entry.Value, Entry.Size, Entry.Loc);

37 }

39 Entries.clear();

40}

45 if (CurrentSection == nullptr)

48 auto &Context = Streamer.getContext();

53 auto Itr = C ? CachedEntries.find(C->getValue()) : CachedEntries.end();

54 if (Itr != CachedEntries.end())

55 return Itr->second;

57 MCSymbol *CPEntryLabel = Context.createTempSymbol();

60 if (AdjustExpr) {

66 }

70 if (C)

71 CachedEntries[C->getValue()] = SymRef;

72 return SymRef;

73}

78 CurrentSection = nullptr;

79 CachedEntries.clear();

80}

87 const MCExpr *AdjustExpr) {

91 const MCExpr *OrigExpr = Expr;

94 Expr = CE->getSubExpr();

95 ELFRefKind = CE->getSpecifier();

96 }

99 const MCSymbol *Sym = &SymExpr->getSymbol();

100

102

106 }

108 }

109

111}

112

117

118

126

128

133

134void CSKYTargetAsmStreamer::emitAttribute(unsigned Attribute, unsigned Value) {

135 OS << "\t.csky_attribute\t" << Attribute << ", " << Twine(Value) << "\n";

136}

137

138void CSKYTargetAsmStreamer::emitTextAttribute(unsigned Attribute,

140 OS << "\t.csky_attribute\t" << Attribute << ", \"" << String << "\"\n";

141}

142

Functions, function parameters, and return types can have attributes to indicate how they should be t...

void clearCache()

Definition CSKYTargetStreamer.cpp:77

void emitAll(MCStreamer &Streamer)

Definition CSKYTargetStreamer.cpp:23

bool empty()

Definition CSKYTargetStreamer.cpp:75

const MCExpr * addEntry(MCStreamer &Streamer, const MCExpr *Value, unsigned Size, SMLoc Loc, const MCExpr *AdjustExpr)

Definition CSKYTargetStreamer.cpp:42

virtual void emitTextAttribute(unsigned Attribute, StringRef String)

Definition CSKYTargetStreamer.cpp:130

virtual void emitTargetAttributes(const MCSubtargetInfo &STI)

Definition CSKYTargetStreamer.cpp:127

DenseMap< SymbolIndex, const MCExpr * > ConstantMap

void finish() override

Definition CSKYTargetStreamer.cpp:119

const MCExpr * addConstantPoolEntry(const MCExpr *, SMLoc Loc, const MCExpr *AdjustExpr=nullptr)

Add a new entry to the constant pool for the current section and return an MCExpr that can be used to...

Definition CSKYTargetStreamer.cpp:86

std::unique_ptr< CSKYConstantPool > ConstantPool

void emitCurrentConstantPool()

Definition CSKYTargetStreamer.cpp:113

virtual void finishAttributeSection()

Definition CSKYTargetStreamer.cpp:132

CSKYTargetStreamer(MCStreamer &S)

Definition CSKYTargetStreamer.cpp:82

virtual void emitAttribute(unsigned Attribute, unsigned Value)

Definition CSKYTargetStreamer.cpp:129

static const MCBinaryExpr * createSub(const MCExpr *LHS, const MCExpr *RHS, MCContext &Ctx)

const MCSubtargetInfo * getSubtargetInfo() const

Base class for the full range of assembler expressions which are needed for parsing.

static const MCSpecifierExpr * create(const MCExpr *Expr, Spec S, MCContext &Ctx, SMLoc Loc=SMLoc())

Streaming machine code generation interface.

MCContext & getContext() const

void emitValue(const MCExpr *Value, unsigned Size, SMLoc Loc=SMLoc())

virtual void emitLabel(MCSymbol *Symbol, SMLoc Loc=SMLoc())

Emit a label for Symbol into the current section.

virtual void emitCodeAlignment(Align Alignment, const MCSubtargetInfo *STI, unsigned MaxBytesToEmit=0)

Emit nops until the byte alignment ByteAlignment is reached.

virtual void emitDataRegion(MCDataRegionType Kind)

Note in the output the specified region Kind.

virtual void switchSection(MCSection *Section, uint32_t Subsec=0)

Set the current section where code is being emitted to Section.

MCSection * getCurrentSectionOnly() const

Generic base class for all target subtargets.

Represent a reference to a symbol from inside an expression.

static const MCSymbolRefExpr * create(const MCSymbol *Symbol, MCContext &Ctx, SMLoc Loc=SMLoc())

MCSymbol - Instances of this class represent a symbol name in the MC file, and MCSymbols are created ...

MCStreamer & getStreamer()

MCTargetStreamer(MCStreamer &S)

Represents a location in source code.

StringRef - Represent a constant reference to a string, i.e.

Twine - A lightweight data structure for efficiently representing the concatenation of temporary valu...

LLVM Value Representation.

@ C

The default llvm calling convention, compatible with C.

This is an optimization pass for GlobalISel generic memory operations.

decltype(auto) dyn_cast(const From &Val)

dyn_cast - Return the argument parameter cast to the specified type.

@ MCDR_DataRegionEnd

.end_data_region

@ MCDR_DataRegion

.data_region

decltype(auto) cast(const From &Val)

cast - Return the argument parameter cast to the specified type.

This struct is a compact representation of a valid (non-zero power of two) alignment.