diff options
Diffstat (limited to 'lib/MC/MCAsmStreamer.cpp')
| -rw-r--r-- | lib/MC/MCAsmStreamer.cpp | 63 |
1 files changed, 24 insertions, 39 deletions
diff --git a/lib/MC/MCAsmStreamer.cpp b/lib/MC/MCAsmStreamer.cpp index ce85e462b3..a1c02208a0 100644 --- a/lib/MC/MCAsmStreamer.cpp +++ b/lib/MC/MCAsmStreamer.cpp @@ -24,6 +24,7 @@ #include "llvm/Support/Format.h" #include "llvm/Support/FormattedStream.h" #include "llvm/Target/TargetLoweringObjectFile.h" +#include "llvm/Target/TargetAsmInfo.h" using namespace llvm; namespace { @@ -37,32 +38,26 @@ class MCAsmStreamer : public MCStreamer { SmallString<128> CommentToEmit; raw_svector_ostream CommentStream; - const TargetLoweringObjectFile *TLOF; - int PointerSize; - - unsigned IsLittleEndian : 1; unsigned IsVerboseAsm : 1; unsigned ShowInst : 1; + unsigned UseLoc : 1; bool needsSet(const MCExpr *Value); public: MCAsmStreamer(MCContext &Context, formatted_raw_ostream &os, - bool isLittleEndian, bool isVerboseAsm, - const TargetLoweringObjectFile *tlof, int pointerSize, + bool isVerboseAsm, + bool useLoc, MCInstPrinter *printer, MCCodeEmitter *emitter, bool showInst) : MCStreamer(Context), OS(os), MAI(Context.getAsmInfo()), InstPrinter(printer), Emitter(emitter), CommentStream(CommentToEmit), - TLOF(tlof), PointerSize(pointerSize), - IsLittleEndian(isLittleEndian), IsVerboseAsm(isVerboseAsm), - ShowInst(showInst) { + IsVerboseAsm(isVerboseAsm), + ShowInst(showInst), UseLoc(useLoc) { if (InstPrinter && IsVerboseAsm) InstPrinter->setCommentStream(CommentStream); } ~MCAsmStreamer() {} - bool isLittleEndian() const { return IsLittleEndian; } - inline void EmitEOL() { // If we don't have any comments, just emit a \n. if (!IsVerboseAsm) { @@ -152,7 +147,8 @@ public: virtual void EmitBytes(StringRef Data, unsigned AddrSpace); - virtual void EmitValue(const MCExpr *Value, unsigned Size,unsigned AddrSpace); + virtual void EmitValueImpl(const MCExpr *Value, unsigned Size, + bool isPCRel, unsigned AddrSpace); virtual void EmitIntValue(uint64_t Value, unsigned Size, unsigned AddrSpace = 0); @@ -307,7 +303,8 @@ void MCAsmStreamer::EmitWeakReference(MCSymbol *Alias, const MCSymbol *Symbol) { void MCAsmStreamer::EmitDwarfAdvanceLineAddr(int64_t LineDelta, const MCSymbol *LastLabel, const MCSymbol *Label) { - EmitDwarfSetLineAddr(LineDelta, Label, PointerSize); + EmitDwarfSetLineAddr(LineDelta, Label, + getContext().getTargetAsmInfo().getPointerSize()); } void MCAsmStreamer::EmitSymbolAttribute(MCSymbol *Symbol, @@ -512,9 +509,10 @@ void MCAsmStreamer::EmitIntValue(uint64_t Value, unsigned Size, EmitValue(MCConstantExpr::Create(Value, getContext()), Size, AddrSpace); } -void MCAsmStreamer::EmitValue(const MCExpr *Value, unsigned Size, - unsigned AddrSpace) { +void MCAsmStreamer::EmitValueImpl(const MCExpr *Value, unsigned Size, + bool isPCRel, unsigned AddrSpace) { assert(CurSection && "Cannot emit contents before setting section!"); + assert(!isPCRel && "Cannot emit pc relative relocations!"); const char *Directive = 0; switch (Size) { default: break; @@ -528,7 +526,7 @@ void MCAsmStreamer::EmitValue(const MCExpr *Value, unsigned Size, int64_t IntValue; if (!Value->EvaluateAsAbsolute(IntValue)) report_fatal_error("Don't know how to emit this value."); - if (isLittleEndian()) { + if (getContext().getTargetAsmInfo().isLittleEndian()) { EmitIntValue((uint32_t)(IntValue >> 0 ), 4, AddrSpace); EmitIntValue((uint32_t)(IntValue >> 32), 4, AddrSpace); } else { @@ -662,7 +660,7 @@ void MCAsmStreamer::EmitFileDirective(StringRef Filename) { } bool MCAsmStreamer::EmitDwarfFileDirective(unsigned FileNo, StringRef Filename){ - if (!TLOF) { + if (UseLoc) { OS << "\t.file\t" << FileNo << ' '; PrintQuotedString(Filename, OS); EmitEOL(); @@ -676,7 +674,7 @@ void MCAsmStreamer::EmitDwarfLocDirective(unsigned FileNo, unsigned Line, unsigned Discriminator) { this->MCStreamer::EmitDwarfLocDirective(FileNo, Line, Column, Flags, Isa, Discriminator); - if (TLOF) + if (!UseLoc) return; OS << "\t.loc\t" << FileNo << " " << Line << " " << Column; @@ -829,7 +827,7 @@ void MCAsmStreamer::AddEncodingComment(const MCInst &Inst) { unsigned Bit = (Code[i] >> j) & 1; unsigned FixupBit; - if (IsLittleEndian) + if (getContext().getTargetAsmInfo().isLittleEndian()) FixupBit = i * 8 + j; else FixupBit = i * 8 + (7-j); @@ -855,7 +853,7 @@ void MCAsmStreamer::AddEncodingComment(const MCInst &Inst) { void MCAsmStreamer::EmitInstruction(const MCInst &Inst) { assert(CurSection && "Cannot emit contents before setting section!"); - if (TLOF) + if (!UseLoc) MCLineEntry::Make(this, getCurrentSection()); // Show the encoding in a comment if we have a code emitter. @@ -888,28 +886,15 @@ void MCAsmStreamer::EmitRawText(StringRef String) { void MCAsmStreamer::Finish() { // Dump out the dwarf file & directory tables and line tables. - if (getContext().hasDwarfFiles() && TLOF) - MCDwarfFileTable::Emit(this, TLOF->getDwarfLineSection()); + if (getContext().hasDwarfFiles() && !UseLoc) + MCDwarfFileTable::Emit(this); } MCStreamer *llvm::createAsmStreamer(MCContext &Context, formatted_raw_ostream &OS, - bool isLittleEndian, - bool isVerboseAsm, MCInstPrinter *IP, + bool isVerboseAsm, bool useLoc, + MCInstPrinter *IP, MCCodeEmitter *CE, bool ShowInst) { - return new MCAsmStreamer(Context, OS, isLittleEndian, isVerboseAsm, - NULL, 0, IP, CE, ShowInst); -} - - -MCStreamer *llvm::createAsmStreamerNoLoc(MCContext &Context, - formatted_raw_ostream &OS, - bool isLittleEndian, - bool isVerboseAsm, - const TargetLoweringObjectFile *TLOF, - int PointerSize, - MCInstPrinter *IP, - MCCodeEmitter *CE, bool ShowInst) { - return new MCAsmStreamer(Context, OS, isLittleEndian, isVerboseAsm, - TLOF, PointerSize, IP, CE, ShowInst); + return new MCAsmStreamer(Context, OS, isVerboseAsm, useLoc, + IP, CE, ShowInst); } |