diff options
Diffstat (limited to 'contrib/llvm/lib/CodeGen/AsmPrinter/AsmPrinterDwarf.cpp')
-rw-r--r-- | contrib/llvm/lib/CodeGen/AsmPrinter/AsmPrinterDwarf.cpp | 56 |
1 files changed, 26 insertions, 30 deletions
diff --git a/contrib/llvm/lib/CodeGen/AsmPrinter/AsmPrinterDwarf.cpp b/contrib/llvm/lib/CodeGen/AsmPrinter/AsmPrinterDwarf.cpp index d94e1fe..156acac 100644 --- a/contrib/llvm/lib/CodeGen/AsmPrinter/AsmPrinterDwarf.cpp +++ b/contrib/llvm/lib/CodeGen/AsmPrinter/AsmPrinterDwarf.cpp @@ -13,19 +13,19 @@ #define DEBUG_TYPE "asm-printer" #include "llvm/CodeGen/AsmPrinter.h" -#include "llvm/MC/MachineLocation.h" +#include "llvm/ADT/Twine.h" +#include "llvm/IR/DataLayout.h" #include "llvm/MC/MCAsmInfo.h" #include "llvm/MC/MCSection.h" #include "llvm/MC/MCStreamer.h" #include "llvm/MC/MCSymbol.h" -#include "llvm/DataLayout.h" +#include "llvm/MC/MachineLocation.h" +#include "llvm/Support/Dwarf.h" +#include "llvm/Support/ErrorHandling.h" #include "llvm/Target/TargetFrameLowering.h" #include "llvm/Target/TargetLoweringObjectFile.h" #include "llvm/Target/TargetMachine.h" #include "llvm/Target/TargetRegisterInfo.h" -#include "llvm/ADT/Twine.h" -#include "llvm/Support/Dwarf.h" -#include "llvm/Support/ErrorHandling.h" using namespace llvm; //===----------------------------------------------------------------------===// @@ -46,19 +46,19 @@ void AsmPrinter::EmitULEB128(unsigned Value, const char *Desc, if (isVerbose() && Desc) OutStreamer.AddComment(Desc); - OutStreamer.EmitULEB128IntValue(Value, 0/*addrspace*/, PadTo); + OutStreamer.EmitULEB128IntValue(Value, PadTo); } /// EmitCFAByte - Emit a .byte 42 directive for a DW_CFA_xxx value. void AsmPrinter::EmitCFAByte(unsigned Val) const { if (isVerbose()) { if (Val >= dwarf::DW_CFA_offset && Val < dwarf::DW_CFA_offset+64) - OutStreamer.AddComment("DW_CFA_offset + Reg (" + + OutStreamer.AddComment("DW_CFA_offset + Reg (" + Twine(Val-dwarf::DW_CFA_offset) + ")"); else OutStreamer.AddComment(dwarf::CallFrameString(Val)); } - OutStreamer.EmitIntValue(Val, 1, 0/*addrspace*/); + OutStreamer.EmitIntValue(Val, 1); } static const char *DecodeDWARFEncoding(unsigned Encoding) { @@ -83,7 +83,7 @@ static const char *DecodeDWARFEncoding(unsigned Encoding) { case dwarf::DW_EH_PE_indirect | dwarf::DW_EH_PE_pcrel |dwarf::DW_EH_PE_sdata8: return "indirect pcrel sdata8"; } - + return "<unknown encoding>"; } @@ -101,15 +101,15 @@ void AsmPrinter::EmitEncodingByte(unsigned Val, const char *Desc) const { OutStreamer.AddComment(Twine("Encoding = ") + DecodeDWARFEncoding(Val)); } - - OutStreamer.EmitIntValue(Val, 1, 0/*addrspace*/); + + OutStreamer.EmitIntValue(Val, 1); } /// GetSizeOfEncodedValue - Return the size of the encoding in bytes. unsigned AsmPrinter::GetSizeOfEncodedValue(unsigned Encoding) const { if (Encoding == dwarf::DW_EH_PE_omit) return 0; - + switch (Encoding & 0x07) { default: llvm_unreachable("Invalid encoded value."); case dwarf::DW_EH_PE_absptr: return TM.getDataLayout()->getPointerSize(); @@ -119,20 +119,16 @@ unsigned AsmPrinter::GetSizeOfEncodedValue(unsigned Encoding) const { } } -void AsmPrinter::EmitReference(const MCSymbol *Sym, unsigned Encoding) const { - const TargetLoweringObjectFile &TLOF = getObjFileLowering(); - - const MCExpr *Exp = - TLOF.getExprForDwarfReference(Sym, Encoding, OutStreamer); - OutStreamer.EmitAbsValue(Exp, GetSizeOfEncodedValue(Encoding)); -} +void AsmPrinter::EmitTTypeReference(const GlobalValue *GV, + unsigned Encoding) const { + if (GV) { + const TargetLoweringObjectFile &TLOF = getObjFileLowering(); -void AsmPrinter::EmitReference(const GlobalValue *GV, unsigned Encoding)const{ - const TargetLoweringObjectFile &TLOF = getObjFileLowering(); - - const MCExpr *Exp = - TLOF.getExprForDwarfGlobalReference(GV, Mang, MMI, Encoding, OutStreamer); - OutStreamer.EmitValue(Exp, GetSizeOfEncodedValue(Encoding), /*addrspace*/0); + const MCExpr *Exp = + TLOF.getTTypeGlobalReference(GV, Mang, MMI, Encoding, OutStreamer); + OutStreamer.EmitValue(Exp, GetSizeOfEncodedValue(Encoding)); + } else + OutStreamer.EmitIntValue(0, GetSizeOfEncodedValue(Encoding)); } /// EmitSectionOffset - Emit the 4-byte offset of Label from the start of its @@ -149,22 +145,22 @@ void AsmPrinter::EmitSectionOffset(const MCSymbol *Label, OutStreamer.EmitCOFFSecRel32(Label); return; } - + // Get the section that we're referring to, based on SectionLabel. const MCSection &Section = SectionLabel->getSection(); - + // If Label has already been emitted, verify that it is in the same section as // section label for sanity. assert((!Label->isInSection() || &Label->getSection() == &Section) && "Section offset using wrong section base for label"); - + // If the section in question will end up with an address of 0 anyway, we can // just emit an absolute reference to save a relocation. if (Section.isBaseAddressKnownZero()) { - OutStreamer.EmitSymbolValue(Label, 4, 0/*AddrSpace*/); + OutStreamer.EmitSymbolValue(Label, 4); return; } - + // Otherwise, emit it as a label difference from the start of the section. EmitLabelDifference(Label, SectionLabel, 4); } |