//===----------------------------------------------------------------------===//
#include "llvm/MC/MCStreamer.h"
-#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/STLExtras.h"
+#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/ADT/Twine.h"
#include "llvm/MC/MCAsmBackend.h"
#include "llvm/MC/MCRegisterInfo.h"
#include "llvm/MC/MCSectionCOFF.h"
#include "llvm/MC/MCSectionMachO.h"
-#include "llvm/MC/MCSymbol.h"
+#include "llvm/MC/MCSymbolELF.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/Format.h"
#include "llvm/Support/MathExtras.h"
#include "llvm/Support/Path.h"
#include <cctype>
-#include <unordered_map>
using namespace llvm;
namespace {
-class MCAsmStreamer : public MCStreamer {
-protected:
+class MCAsmStreamer final : public MCStreamer {
+ std::unique_ptr<formatted_raw_ostream> OSOwner;
formatted_raw_ostream &OS;
const MCAsmInfo *MAI;
-private:
std::unique_ptr<MCInstPrinter> InstPrinter;
std::unique_ptr<MCCodeEmitter> Emitter;
std::unique_ptr<MCAsmBackend> AsmBackend;
void EmitCFIEndProcImpl(MCDwarfFrameInfo &Frame) override;
public:
- MCAsmStreamer(MCContext &Context, formatted_raw_ostream &os,
+ MCAsmStreamer(MCContext &Context, std::unique_ptr<formatted_raw_ostream> os,
bool isVerboseAsm, bool useDwarfDirectory,
MCInstPrinter *printer, MCCodeEmitter *emitter,
MCAsmBackend *asmbackend, bool showInst)
- : MCStreamer(Context), OS(os), MAI(Context.getAsmInfo()),
- InstPrinter(printer), Emitter(emitter), AsmBackend(asmbackend),
- CommentStream(CommentToEmit), IsVerboseAsm(isVerboseAsm),
- ShowInst(showInst), UseDwarfDirectory(useDwarfDirectory) {
- if (InstPrinter && IsVerboseAsm)
- InstPrinter->setCommentStream(CommentStream);
+ : MCStreamer(Context), OSOwner(std::move(os)), OS(*OSOwner),
+ MAI(Context.getAsmInfo()), InstPrinter(printer), Emitter(emitter),
+ AsmBackend(asmbackend), CommentStream(CommentToEmit),
+ IsVerboseAsm(isVerboseAsm), ShowInst(showInst),
+ UseDwarfDirectory(useDwarfDirectory) {
+ assert(InstPrinter);
+ if (IsVerboseAsm)
+ InstPrinter->setCommentStream(CommentStream);
}
inline void EmitEOL() {
/// @name MCStreamer Interface
/// @{
- void ChangeSection(const MCSection *Section,
- const MCExpr *Subsection) override;
+ void ChangeSection(MCSection *Section, const MCExpr *Subsection) override;
void EmitLOHDirective(MCLOHType Kind, const MCLOHArgs &Args) override;
void EmitLabel(MCSymbol *Symbol) override;
- void EmitDebugLabel(MCSymbol *Symbol) override;
void EmitAssemblerFlag(MCAssemblerFlag Flag) override;
void EmitLinkerOptions(ArrayRef<std::string> Options) override;
void EmitAssignment(MCSymbol *Symbol, const MCExpr *Value) override;
void EmitWeakReference(MCSymbol *Alias, const MCSymbol *Symbol) override;
- void EmitDwarfAdvanceLineAddr(int64_t LineDelta, const MCSymbol *LastLabel,
- const MCSymbol *Label,
- unsigned PointerSize) override;
- void EmitDwarfAdvanceFrameAddr(const MCSymbol *LastLabel,
- const MCSymbol *Label) override;
-
bool EmitSymbolAttribute(MCSymbol *Symbol, MCSymbolAttr Attribute) override;
void EmitSymbolDesc(MCSymbol *Symbol, unsigned DescValue) override;
void EmitCOFFSymbolStorageClass(int StorageClass) override;
void EmitCOFFSymbolType(int Type) override;
void EndCOFFSymbolDef() override;
+ void EmitCOFFSafeSEH(MCSymbol const *Symbol) override;
void EmitCOFFSectionIndex(MCSymbol const *Symbol) override;
void EmitCOFFSecRel32(MCSymbol const *Symbol) override;
- void EmitELFSize(MCSymbol *Symbol, const MCExpr *Value) override;
+ void emitELFSize(MCSymbolELF *Symbol, const MCExpr *Value) override;
void EmitCommonSymbol(MCSymbol *Symbol, uint64_t Size,
unsigned ByteAlignment) override;
void EmitLocalCommonSymbol(MCSymbol *Symbol, uint64_t Size,
unsigned ByteAlignment) override;
- void EmitZerofill(const MCSection *Section, MCSymbol *Symbol = nullptr,
+ void EmitZerofill(MCSection *Section, MCSymbol *Symbol = nullptr,
uint64_t Size = 0, unsigned ByteAlignment = 0) override;
- void EmitTBSSSymbol (const MCSection *Section, MCSymbol *Symbol,
- uint64_t Size, unsigned ByteAlignment = 0) override;
+ void EmitTBSSSymbol(MCSection *Section, MCSymbol *Symbol, uint64_t Size,
+ unsigned ByteAlignment = 0) override;
void EmitBytes(StringRef Data) override;
void EmitCFIRegister(int64_t Register1, int64_t Register2) override;
void EmitCFIWindowSave() override;
- void EmitWin64EHStartProc(const MCSymbol *Symbol) override;
- void EmitWin64EHEndProc() override;
- void EmitWin64EHStartChained() override;
- void EmitWin64EHEndChained() override;
- void EmitWin64EHHandler(const MCSymbol *Sym, bool Unwind,
- bool Except) override;
- void EmitWin64EHHandlerData() override;
- void EmitWin64EHPushReg(unsigned Register) override;
- void EmitWin64EHSetFrame(unsigned Register, unsigned Offset) override;
- void EmitWin64EHAllocStack(unsigned Size) override;
- void EmitWin64EHSaveReg(unsigned Register, unsigned Offset) override;
- void EmitWin64EHSaveXMM(unsigned Register, unsigned Offset) override;
- void EmitWin64EHPushFrame(bool Code) override;
- void EmitWin64EHEndProlog() override;
+ void EmitWinCFIStartProc(const MCSymbol *Symbol) override;
+ void EmitWinCFIEndProc() override;
+ void EmitWinCFIStartChained() override;
+ void EmitWinCFIEndChained() override;
+ void EmitWinCFIPushReg(unsigned Register) override;
+ void EmitWinCFISetFrame(unsigned Register, unsigned Offset) override;
+ void EmitWinCFIAllocStack(unsigned Size) override;
+ void EmitWinCFISaveReg(unsigned Register, unsigned Offset) override;
+ void EmitWinCFISaveXMM(unsigned Register, unsigned Offset) override;
+ void EmitWinCFIPushFrame(bool Code) override;
+ void EmitWinCFIEndProlog() override;
+
+ void EmitWinEHHandler(const MCSymbol *Sym, bool Unwind, bool Except) override;
+ void EmitWinEHHandlerData() override;
void EmitInstruction(const MCInst &Inst, const MCSubtargetInfo &STI) override;
}
CommentStream.flush();
- StringRef Comments = CommentToEmit.str();
+ StringRef Comments = CommentToEmit;
assert(Comments.back() == '\n' &&
"Comment array not newline terminated");
EmitEOL();
}
-void MCAsmStreamer::ChangeSection(const MCSection *Section,
+void MCAsmStreamer::ChangeSection(MCSection *Section,
const MCExpr *Subsection) {
assert(Section && "Cannot switch to a null section!");
Section->PrintSwitchToSection(*MAI, OS, Subsection);
assert(Symbol->isUndefined() && "Cannot define a symbol twice!");
MCStreamer::EmitLabel(Symbol);
- OS << *Symbol << MAI->getLabelSuffix();
+ Symbol->print(OS, MAI);
+ OS << MAI->getLabelSuffix();
+
EmitEOL();
}
if (!IsFirst)
OS << ", ";
IsFirst = false;
- OS << **It;
+ (*It)->print(OS, MAI);
}
EmitEOL();
}
-void MCAsmStreamer::EmitDebugLabel(MCSymbol *Symbol) {
- assert(Symbol->isUndefined() && "Cannot define a symbol twice!");
- MCStreamer::EmitDebugLabel(Symbol);
-
- OS << *Symbol << MAI->getDebugLabelSuffix();
- EmitEOL();
-}
-
void MCAsmStreamer::EmitAssemblerFlag(MCAssemblerFlag Flag) {
switch (Flag) {
case MCAF_SyntaxUnified: OS << "\t.syntax unified"; break;
// MCSymbols when they have spaces in them.
OS << "\t.thumb_func";
// Only Mach-O hasSubsectionsViaSymbols()
- if (MAI->hasSubsectionsViaSymbols())
- OS << '\t' << *Func;
+ if (MAI->hasSubsectionsViaSymbols()) {
+ OS << '\t';
+ Func->print(OS, MAI);
+ }
EmitEOL();
}
void MCAsmStreamer::EmitAssignment(MCSymbol *Symbol, const MCExpr *Value) {
- OS << *Symbol << " = " << *Value;
+ Symbol->print(OS, MAI);
+ OS << " = ";
+ Value->print(OS, MAI);
+
EmitEOL();
MCStreamer::EmitAssignment(Symbol, Value);
}
void MCAsmStreamer::EmitWeakReference(MCSymbol *Alias, const MCSymbol *Symbol) {
- OS << ".weakref " << *Alias << ", " << *Symbol;
+ OS << ".weakref ";
+ Alias->print(OS, MAI);
+ OS << ", ";
+ Symbol->print(OS, MAI);
EmitEOL();
}
-void MCAsmStreamer::EmitDwarfAdvanceLineAddr(int64_t LineDelta,
- const MCSymbol *LastLabel,
- const MCSymbol *Label,
- unsigned PointerSize) {
- EmitDwarfSetLineAddr(LineDelta, Label, PointerSize);
-}
-
-void MCAsmStreamer::EmitDwarfAdvanceFrameAddr(const MCSymbol *LastLabel,
- const MCSymbol *Label) {
- EmitIntValue(dwarf::DW_CFA_advance_loc4, 1);
- const MCExpr *AddrDelta = BuildSymbolDiff(getContext(), Label, LastLabel);
- AddrDelta = ForceExpAbs(AddrDelta);
- EmitValue(AddrDelta, 4);
-}
-
-
bool MCAsmStreamer::EmitSymbolAttribute(MCSymbol *Symbol,
MCSymbolAttr Attribute) {
switch (Attribute) {
case MCSA_ELF_TypeGnuUniqueObject: /// .type _foo, @gnu_unique_object
if (!MAI->hasDotTypeDotSizeDirective())
return false; // Symbol attribute not supported
- OS << "\t.type\t" << *Symbol << ','
- << ((MAI->getCommentString()[0] != '@') ? '@' : '%');
+ OS << "\t.type\t";
+ Symbol->print(OS, MAI);
+ OS << ',' << ((MAI->getCommentString()[0] != '@') ? '@' : '%');
switch (Attribute) {
default: return false;
case MCSA_ELF_TypeFunction: OS << "function"; break;
case MCSA_Internal: OS << "\t.internal\t"; break;
case MCSA_LazyReference: OS << "\t.lazy_reference\t"; break;
case MCSA_Local: OS << "\t.local\t"; break;
- case MCSA_NoDeadStrip: OS << "\t.no_dead_strip\t"; break;
+ case MCSA_NoDeadStrip:
+ if (!MAI->hasNoDeadStrip())
+ return false;
+ OS << "\t.no_dead_strip\t";
+ break;
case MCSA_SymbolResolver: OS << "\t.symbol_resolver\t"; break;
case MCSA_PrivateExtern:
OS << "\t.private_extern\t";
break;
case MCSA_Protected: OS << "\t.protected\t"; break;
case MCSA_Reference: OS << "\t.reference\t"; break;
- case MCSA_Weak: OS << "\t.weak\t"; break;
+ case MCSA_Weak: OS << MAI->getWeakDirective(); break;
case MCSA_WeakDefinition:
OS << "\t.weak_definition\t";
break;
case MCSA_WeakDefAutoPrivate: OS << "\t.weak_def_can_be_hidden\t"; break;
}
- OS << *Symbol;
+ Symbol->print(OS, MAI);
EmitEOL();
return true;
}
void MCAsmStreamer::EmitSymbolDesc(MCSymbol *Symbol, unsigned DescValue) {
- OS << ".desc" << ' ' << *Symbol << ',' << DescValue;
+ OS << ".desc" << ' ';
+ Symbol->print(OS, MAI);
+ OS << ',' << DescValue;
EmitEOL();
}
void MCAsmStreamer::BeginCOFFSymbolDef(const MCSymbol *Symbol) {
- OS << "\t.def\t " << *Symbol << ';';
+ OS << "\t.def\t ";
+ Symbol->print(OS, MAI);
+ OS << ';';
EmitEOL();
}
EmitEOL();
}
+void MCAsmStreamer::EmitCOFFSafeSEH(MCSymbol const *Symbol) {
+ OS << "\t.safeseh\t" << *Symbol;
+ EmitEOL();
+}
+
void MCAsmStreamer::EmitCOFFSectionIndex(MCSymbol const *Symbol) {
- OS << "\t.secidx\t" << *Symbol;
+ OS << "\t.secidx\t";
+ Symbol->print(OS, MAI);
EmitEOL();
}
void MCAsmStreamer::EmitCOFFSecRel32(MCSymbol const *Symbol) {
- OS << "\t.secrel32\t" << *Symbol;
+ OS << "\t.secrel32\t";
+ Symbol->print(OS, MAI);
EmitEOL();
}
-void MCAsmStreamer::EmitELFSize(MCSymbol *Symbol, const MCExpr *Value) {
+void MCAsmStreamer::emitELFSize(MCSymbolELF *Symbol, const MCExpr *Value) {
assert(MAI->hasDotTypeDotSizeDirective());
- OS << "\t.size\t" << *Symbol << ", " << *Value << '\n';
+ OS << "\t.size\t";
+ Symbol->print(OS, MAI);
+ OS << ", ";
+ Value->print(OS, MAI);
+ OS << '\n';
}
void MCAsmStreamer::EmitCommonSymbol(MCSymbol *Symbol, uint64_t Size,
// Common symbols do not belong to any actual section.
AssignSection(Symbol, nullptr);
- OS << "\t.comm\t" << *Symbol << ',' << Size;
+ OS << "\t.comm\t";
+ Symbol->print(OS, MAI);
+ OS << ',' << Size;
+
if (ByteAlignment != 0) {
if (MAI->getCOMMDirectiveAlignmentIsInBytes())
OS << ',' << ByteAlignment;
// Common symbols do not belong to any actual section.
AssignSection(Symbol, nullptr);
- OS << "\t.lcomm\t" << *Symbol << ',' << Size;
+ OS << "\t.lcomm\t";
+ Symbol->print(OS, MAI);
+ OS << ',' << Size;
+
if (ByteAlign > 1) {
switch (MAI->getLCOMMDirectiveAlignmentType()) {
case LCOMM::NoAlignment:
EmitEOL();
}
-void MCAsmStreamer::EmitZerofill(const MCSection *Section, MCSymbol *Symbol,
+void MCAsmStreamer::EmitZerofill(MCSection *Section, MCSymbol *Symbol,
uint64_t Size, unsigned ByteAlignment) {
if (Symbol)
AssignSection(Symbol, Section);
OS << MOSection->getSegmentName() << "," << MOSection->getSectionName();
if (Symbol) {
- OS << ',' << *Symbol << ',' << Size;
+ OS << ',';
+ Symbol->print(OS, MAI);
+ OS << ',' << Size;
if (ByteAlignment != 0)
OS << ',' << Log2_32(ByteAlignment);
}
// .tbss sym, size, align
// This depends that the symbol has already been mangled from the original,
// e.g. _a.
-void MCAsmStreamer::EmitTBSSSymbol(const MCSection *Section, MCSymbol *Symbol,
+void MCAsmStreamer::EmitTBSSSymbol(MCSection *Section, MCSymbol *Symbol,
uint64_t Size, unsigned ByteAlignment) {
AssignSection(Symbol, Section);
assert(Symbol && "Symbol shouldn't be NULL!");
// Instead of using the Section we'll just use the shortcut.
// This is a mach-o specific directive and section.
- OS << ".tbss " << *Symbol << ", " << Size;
+ OS << ".tbss ";
+ Symbol->print(OS, MAI);
+ OS << ", " << Size;
// Output align if we have it. We default to 1 so don't bother printing
// that.
}
void MCAsmStreamer::EmitIntValue(uint64_t Value, unsigned Size) {
- EmitValue(MCConstantExpr::Create(Value, getContext()), Size);
+ EmitValue(MCConstantExpr::create(Value, getContext()), Size);
}
void MCAsmStreamer::EmitValueImpl(const MCExpr *Value, unsigned Size,
if (!Directive) {
int64_t IntValue;
- if (!Value->EvaluateAsAbsolute(IntValue))
+ if (!Value->evaluateAsAbsolute(IntValue))
report_fatal_error("Don't know how to emit this value.");
// We couldn't handle the requested integer size so we fallback by breaking
// We truncate our partial emission to fit within the bounds of the
// emission domain. This produces nicer output and silences potential
// truncation warnings when round tripping through another assembler.
- ValueToEmit &= ~0ULL >> (64 - EmissionSize * 8);
+ uint64_t Shift = 64 - EmissionSize * 8;
+ assert(Shift < static_cast<uint64_t>(
+ std::numeric_limits<unsigned long long>::digits) &&
+ "undefined behavior");
+ ValueToEmit &= ~0ULL >> Shift;
EmitIntValue(ValueToEmit, EmissionSize);
Emitted += EmissionSize;
}
}
assert(Directive && "Invalid size for machine code value!");
- OS << Directive << *Value;
+ OS << Directive;
+ Value->print(OS, MAI);
EmitEOL();
}
void MCAsmStreamer::EmitULEB128Value(const MCExpr *Value) {
int64_t IntValue;
- if (Value->EvaluateAsAbsolute(IntValue)) {
+ if (Value->evaluateAsAbsolute(IntValue)) {
EmitULEB128IntValue(IntValue);
return;
}
- assert(MAI->hasLEB128() && "Cannot print a .uleb");
- OS << ".uleb128 " << *Value;
+ OS << ".uleb128 ";
+ Value->print(OS, MAI);
EmitEOL();
}
void MCAsmStreamer::EmitSLEB128Value(const MCExpr *Value) {
int64_t IntValue;
- if (Value->EvaluateAsAbsolute(IntValue)) {
+ if (Value->evaluateAsAbsolute(IntValue)) {
EmitSLEB128IntValue(IntValue);
return;
}
- assert(MAI->hasLEB128() && "Cannot print a .sleb");
- OS << ".sleb128 " << *Value;
+ OS << ".sleb128 ";
+ Value->print(OS, MAI);
EmitEOL();
}
void MCAsmStreamer::EmitGPRel64Value(const MCExpr *Value) {
assert(MAI->getGPRel64Directive() != nullptr);
- OS << MAI->getGPRel64Directive() << *Value;
+ OS << MAI->getGPRel64Directive();
+ Value->print(OS, MAI);
EmitEOL();
}
void MCAsmStreamer::EmitGPRel32Value(const MCExpr *Value) {
assert(MAI->getGPRel32Directive() != nullptr);
- OS << MAI->getGPRel32Directive() << *Value;
+ OS << MAI->getGPRel32Directive();
+ Value->print(OS, MAI);
EmitEOL();
}
bool MCAsmStreamer::EmitValueToOffset(const MCExpr *Offset,
unsigned char Value) {
// FIXME: Verify that Offset is associated with the current section.
- OS << ".org " << *Offset << ", " << (unsigned) Value;
+ OS << ".org ";
+ Offset->print(OS, MAI);
+ OS << ", " << (unsigned)Value;
EmitEOL();
return false;
}
unsigned Isa,
unsigned Discriminator,
StringRef FileName) {
- this->MCStreamer::EmitDwarfLocDirective(FileNo, Line, Column, Flags,
- Isa, Discriminator, FileName);
OS << "\t.loc\t" << FileNo << " " << Line << " " << Column;
if (Flags & DWARF2_FLAG_BASIC_BLOCK)
OS << " basic_block";
<< Line << ':' << Column;
}
EmitEOL();
+ this->MCStreamer::EmitDwarfLocDirective(FileNo, Line, Column, Flags,
+ Isa, Discriminator, FileName);
}
MCSymbol *MCAsmStreamer::getDwarfLineTableSymbol(unsigned CUID) {
}
void MCAsmStreamer::EmitCFIEndProcImpl(MCDwarfFrameInfo &Frame) {
- // Put a dummy non-null value in Frame.End to mark that this frame has been
- // closed.
- Frame.End = (MCSymbol *) 1;
-
+ MCStreamer::EmitCFIEndProcImpl(Frame);
OS << "\t.cfi_endproc";
EmitEOL();
}
void MCAsmStreamer::EmitRegisterName(int64_t Register) {
- if (InstPrinter && !MAI->useDwarfRegNumForCFI()) {
+ if (!MAI->useDwarfRegNumForCFI()) {
const MCRegisterInfo *MRI = getContext().getRegisterInfo();
unsigned LLVMRegister = MRI->getLLVMRegNum(Register, true);
InstPrinter->printRegName(OS, LLVMRegister);
void MCAsmStreamer::EmitCFIPersonality(const MCSymbol *Sym,
unsigned Encoding) {
MCStreamer::EmitCFIPersonality(Sym, Encoding);
- OS << "\t.cfi_personality " << Encoding << ", " << *Sym;
+ OS << "\t.cfi_personality " << Encoding << ", ";
+ Sym->print(OS, MAI);
EmitEOL();
}
void MCAsmStreamer::EmitCFILsda(const MCSymbol *Sym, unsigned Encoding) {
MCStreamer::EmitCFILsda(Sym, Encoding);
- OS << "\t.cfi_lsda " << Encoding << ", " << *Sym;
+ OS << "\t.cfi_lsda " << Encoding << ", ";
+ Sym->print(OS, MAI);
EmitEOL();
}
EmitEOL();
}
-void MCAsmStreamer::EmitWin64EHStartProc(const MCSymbol *Symbol) {
- MCStreamer::EmitWin64EHStartProc(Symbol);
+void MCAsmStreamer::EmitWinCFIStartProc(const MCSymbol *Symbol) {
+ MCStreamer::EmitWinCFIStartProc(Symbol);
- OS << ".seh_proc " << *Symbol;
+ OS << ".seh_proc ";
+ Symbol->print(OS, MAI);
EmitEOL();
}
-void MCAsmStreamer::EmitWin64EHEndProc() {
- MCStreamer::EmitWin64EHEndProc();
+void MCAsmStreamer::EmitWinCFIEndProc() {
+ MCStreamer::EmitWinCFIEndProc();
OS << "\t.seh_endproc";
EmitEOL();
}
-void MCAsmStreamer::EmitWin64EHStartChained() {
- MCStreamer::EmitWin64EHStartChained();
+void MCAsmStreamer::EmitWinCFIStartChained() {
+ MCStreamer::EmitWinCFIStartChained();
OS << "\t.seh_startchained";
EmitEOL();
}
-void MCAsmStreamer::EmitWin64EHEndChained() {
- MCStreamer::EmitWin64EHEndChained();
+void MCAsmStreamer::EmitWinCFIEndChained() {
+ MCStreamer::EmitWinCFIEndChained();
OS << "\t.seh_endchained";
EmitEOL();
}
-void MCAsmStreamer::EmitWin64EHHandler(const MCSymbol *Sym, bool Unwind,
- bool Except) {
- MCStreamer::EmitWin64EHHandler(Sym, Unwind, Except);
+void MCAsmStreamer::EmitWinEHHandler(const MCSymbol *Sym, bool Unwind,
+ bool Except) {
+ MCStreamer::EmitWinEHHandler(Sym, Unwind, Except);
- OS << "\t.seh_handler " << *Sym;
+ OS << "\t.seh_handler ";
+ Sym->print(OS, MAI);
if (Unwind)
OS << ", @unwind";
if (Except)
EmitEOL();
}
-static const MCSection *getWin64EHTableSection(StringRef suffix,
- MCContext &context) {
- // FIXME: This doesn't belong in MCObjectFileInfo. However,
- /// this duplicate code in MCWin64EH.cpp.
- if (suffix == "")
- return context.getObjectFileInfo()->getXDataSection();
- return context.getCOFFSection((".xdata"+suffix).str(),
- COFF::IMAGE_SCN_CNT_INITIALIZED_DATA |
- COFF::IMAGE_SCN_MEM_READ |
- COFF::IMAGE_SCN_MEM_WRITE,
- SectionKind::getDataRel());
-}
-
-void MCAsmStreamer::EmitWin64EHHandlerData() {
- MCStreamer::EmitWin64EHHandlerData();
+void MCAsmStreamer::EmitWinEHHandlerData() {
+ MCStreamer::EmitWinEHHandlerData();
// Switch sections. Don't call SwitchSection directly, because that will
// cause the section switch to be visible in the emitted assembly.
// We only do this so the section switch that terminates the handler
// data block is visible.
- MCWin64EHUnwindInfo *CurFrame = getCurrentW64UnwindInfo();
- StringRef suffix=MCWin64EHUnwindEmitter::GetSectionSuffix(CurFrame->Function);
- const MCSection *xdataSect = getWin64EHTableSection(suffix, getContext());
- if (xdataSect)
- SwitchSectionNoChange(xdataSect);
+ WinEH::FrameInfo *CurFrame = getCurrentWinFrameInfo();
+ MCSection *XData =
+ WinEH::UnwindEmitter::getXDataSection(CurFrame->Function, getContext());
+ SwitchSectionNoChange(XData);
OS << "\t.seh_handlerdata";
EmitEOL();
}
-void MCAsmStreamer::EmitWin64EHPushReg(unsigned Register) {
- MCStreamer::EmitWin64EHPushReg(Register);
+void MCAsmStreamer::EmitWinCFIPushReg(unsigned Register) {
+ MCStreamer::EmitWinCFIPushReg(Register);
- OS << "\t.seh_pushreg ";
- EmitRegisterName(Register);
+ OS << "\t.seh_pushreg " << Register;
EmitEOL();
}
-void MCAsmStreamer::EmitWin64EHSetFrame(unsigned Register, unsigned Offset) {
- MCStreamer::EmitWin64EHSetFrame(Register, Offset);
+void MCAsmStreamer::EmitWinCFISetFrame(unsigned Register, unsigned Offset) {
+ MCStreamer::EmitWinCFISetFrame(Register, Offset);
- OS << "\t.seh_setframe ";
- EmitRegisterName(Register);
- OS << ", " << Offset;
+ OS << "\t.seh_setframe " << Register << ", " << Offset;
EmitEOL();
}
-void MCAsmStreamer::EmitWin64EHAllocStack(unsigned Size) {
- MCStreamer::EmitWin64EHAllocStack(Size);
+void MCAsmStreamer::EmitWinCFIAllocStack(unsigned Size) {
+ MCStreamer::EmitWinCFIAllocStack(Size);
OS << "\t.seh_stackalloc " << Size;
EmitEOL();
}
-void MCAsmStreamer::EmitWin64EHSaveReg(unsigned Register, unsigned Offset) {
- MCStreamer::EmitWin64EHSaveReg(Register, Offset);
+void MCAsmStreamer::EmitWinCFISaveReg(unsigned Register, unsigned Offset) {
+ MCStreamer::EmitWinCFISaveReg(Register, Offset);
- OS << "\t.seh_savereg ";
- EmitRegisterName(Register);
- OS << ", " << Offset;
+ OS << "\t.seh_savereg " << Register << ", " << Offset;
EmitEOL();
}
-void MCAsmStreamer::EmitWin64EHSaveXMM(unsigned Register, unsigned Offset) {
- MCStreamer::EmitWin64EHSaveXMM(Register, Offset);
+void MCAsmStreamer::EmitWinCFISaveXMM(unsigned Register, unsigned Offset) {
+ MCStreamer::EmitWinCFISaveXMM(Register, Offset);
- OS << "\t.seh_savexmm ";
- EmitRegisterName(Register);
- OS << ", " << Offset;
+ OS << "\t.seh_savexmm " << Register << ", " << Offset;
EmitEOL();
}
-void MCAsmStreamer::EmitWin64EHPushFrame(bool Code) {
- MCStreamer::EmitWin64EHPushFrame(Code);
+void MCAsmStreamer::EmitWinCFIPushFrame(bool Code) {
+ MCStreamer::EmitWinCFIPushFrame(Code);
OS << "\t.seh_pushframe";
if (Code)
EmitEOL();
}
-void MCAsmStreamer::EmitWin64EHEndProlog(void) {
- MCStreamer::EmitWin64EHEndProlog();
+void MCAsmStreamer::EmitWinCFIEndProlog(void) {
+ MCStreamer::EmitWinCFIEndProlog();
OS << "\t.seh_endprologue";
EmitEOL();
SmallString<256> Code;
SmallVector<MCFixup, 4> Fixups;
raw_svector_ostream VecOS(Code);
- Emitter->EncodeInstruction(Inst, VecOS, Fixups, STI);
+ Emitter->encodeInstruction(Inst, VecOS, Fixups, STI);
VecOS.flush();
// If we are showing fixups, create symbolic markers in the encoded
// Show the MCInst if enabled.
if (ShowInst) {
- Inst.dump_pretty(GetCommentOS(), MAI, InstPrinter.get(), "\n ");
+ Inst.dump_pretty(GetCommentOS(), InstPrinter.get(), "\n ");
GetCommentOS() << "\n";
}
- // If we have an AsmPrinter, use that to print, otherwise print the MCInst.
- if (InstPrinter)
- InstPrinter->printInst(&Inst, OS, "");
- else
- Inst.print(OS, MAI);
+ InstPrinter->printInst(&Inst, OS, "", STI);
+
EmitEOL();
}
}
MCStreamer *llvm::createAsmStreamer(MCContext &Context,
- formatted_raw_ostream &OS,
+ std::unique_ptr<formatted_raw_ostream> OS,
bool isVerboseAsm, bool useDwarfDirectory,
MCInstPrinter *IP, MCCodeEmitter *CE,
MCAsmBackend *MAB, bool ShowInst) {
- return new MCAsmStreamer(Context, OS, isVerboseAsm, useDwarfDirectory, IP, CE,
- MAB, ShowInst);
+ return new MCAsmStreamer(Context, std::move(OS), isVerboseAsm,
+ useDwarfDirectory, IP, CE, MAB, ShowInst);
}
projects / oota-llvm.git / blobdiff