diff options
Diffstat (limited to 'contrib/llvm/lib/MC/MCObjectFileInfo.cpp')
| -rw-r--r-- | contrib/llvm/lib/MC/MCObjectFileInfo.cpp | 91 |
1 files changed, 76 insertions, 15 deletions
diff --git a/contrib/llvm/lib/MC/MCObjectFileInfo.cpp b/contrib/llvm/lib/MC/MCObjectFileInfo.cpp index 328f000f37c9..29d34a8c1e3e 100644 --- a/contrib/llvm/lib/MC/MCObjectFileInfo.cpp +++ b/contrib/llvm/lib/MC/MCObjectFileInfo.cpp @@ -135,6 +135,10 @@ void MCObjectFileInfo::initMachOMCObjectFileInfo(const Triple &T) { // "__DATA/__datacoal_nt" => section "__DATA/__data" Triple::ArchType ArchTy = T.getArch(); + ConstDataSection // .const_data + = Ctx->getMachOSection("__DATA", "__const", 0, + SectionKind::getReadOnlyWithRel()); + if (ArchTy == Triple::ppc || ArchTy == Triple::ppc64) { TextCoalSection = Ctx->getMachOSection("__TEXT", "__textcoal_nt", @@ -147,15 +151,14 @@ void MCObjectFileInfo::initMachOMCObjectFileInfo(const Triple &T) { SectionKind::getReadOnly()); DataCoalSection = Ctx->getMachOSection( "__DATA", "__datacoal_nt", MachO::S_COALESCED, SectionKind::getData()); + ConstDataCoalSection = DataCoalSection; } else { TextCoalSection = TextSection; ConstTextCoalSection = ReadOnlySection; DataCoalSection = DataSection; + ConstDataCoalSection = ConstDataSection; } - ConstDataSection // .const_data - = Ctx->getMachOSection("__DATA", "__const", 0, - SectionKind::getReadOnlyWithRel()); DataCommonSection = Ctx->getMachOSection("__DATA","__common", MachO::S_ZEROFILL, @@ -201,6 +204,9 @@ void MCObjectFileInfo::initMachOMCObjectFileInfo(const Triple &T) { } // Debug Information. + DwarfDebugNamesSection = + Ctx->getMachOSection("__DWARF", "__debug_names", MachO::S_ATTR_DEBUG, + SectionKind::getMetadata(), "debug_names_begin"); DwarfAccelNamesSection = Ctx->getMachOSection("__DWARF", "__apple_names", MachO::S_ATTR_DEBUG, SectionKind::getMetadata(), "names_begin"); @@ -228,6 +234,9 @@ void MCObjectFileInfo::initMachOMCObjectFileInfo(const Triple &T) { DwarfLineSection = Ctx->getMachOSection("__DWARF", "__debug_line", MachO::S_ATTR_DEBUG, SectionKind::getMetadata(), "section_line"); + DwarfLineStrSection = + Ctx->getMachOSection("__DWARF", "__debug_line_str", MachO::S_ATTR_DEBUG, + SectionKind::getMetadata(), "section_line_str"); DwarfFrameSection = Ctx->getMachOSection("__DWARF", "__debug_frame", MachO::S_ATTR_DEBUG, SectionKind::getMetadata()); @@ -258,6 +267,9 @@ void MCObjectFileInfo::initMachOMCObjectFileInfo(const Triple &T) { DwarfRangesSection = Ctx->getMachOSection("__DWARF", "__debug_ranges", MachO::S_ATTR_DEBUG, SectionKind::getMetadata(), "debug_range"); + DwarfRnglistsSection = + Ctx->getMachOSection("__DWARF", "__debug_rnglists", MachO::S_ATTR_DEBUG, + SectionKind::getMetadata(), "debug_range"); DwarfMacinfoSection = Ctx->getMachOSection("__DWARF", "__debug_macinfo", MachO::S_ATTR_DEBUG, SectionKind::getMetadata(), "debug_macinfo"); @@ -520,8 +532,7 @@ void MCObjectFileInfo::initELFMCObjectFileInfo(const Triple &T, bool Large) { // MIPS .debug_* sections should have SHT_MIPS_DWARF section type // to distinguish among sections contain DWARF and ECOFF debug formats. // Sections with ECOFF debug format are obsoleted and marked by SHT_PROGBITS. - if (T.getArch() == Triple::mips || T.getArch() == Triple::mipsel || - T.getArch() == Triple::mips64 || T.getArch() == Triple::mips64el) + if (T.isMIPS()) DebugSecType = ELF::SHT_MIPS_DWARF; // Debug Info Sections. @@ -529,6 +540,9 @@ void MCObjectFileInfo::initELFMCObjectFileInfo(const Triple &T, bool Large) { Ctx->getELFSection(".debug_abbrev", DebugSecType, 0); DwarfInfoSection = Ctx->getELFSection(".debug_info", DebugSecType, 0); DwarfLineSection = Ctx->getELFSection(".debug_line", DebugSecType, 0); + DwarfLineStrSection = + Ctx->getELFSection(".debug_line_str", DebugSecType, + ELF::SHF_MERGE | ELF::SHF_STRINGS, 1, ""); DwarfFrameSection = Ctx->getELFSection(".debug_frame", DebugSecType, 0); DwarfPubNamesSection = Ctx->getELFSection(".debug_pubnames", DebugSecType, 0); @@ -552,6 +566,8 @@ void MCObjectFileInfo::initELFMCObjectFileInfo(const Triple &T, bool Large) { // DWARF5 Experimental Debug Info // Accelerator Tables + DwarfDebugNamesSection = + Ctx->getELFSection(".debug_names", ELF::SHT_PROGBITS, 0); DwarfAccelNamesSection = Ctx->getELFSection(".apple_names", ELF::SHT_PROGBITS, 0); DwarfAccelObjCSection = @@ -565,6 +581,7 @@ void MCObjectFileInfo::initELFMCObjectFileInfo(const Triple &T, bool Large) { DwarfStrOffSection = Ctx->getELFSection(".debug_str_offsets", DebugSecType, 0); DwarfAddrSection = Ctx->getELFSection(".debug_addr", DebugSecType, 0); + DwarfRnglistsSection = Ctx->getELFSection(".debug_rnglists", DebugSecType, 0); // Fission Sections DwarfInfoDWOSection = @@ -582,6 +599,8 @@ void MCObjectFileInfo::initELFMCObjectFileInfo(const Triple &T, bool Large) { Ctx->getELFSection(".debug_loc.dwo", DebugSecType, 0); DwarfStrOffDWOSection = Ctx->getELFSection(".debug_str_offsets.dwo", DebugSecType, 0); + DwarfRnglistsDWOSection = + Ctx->getELFSection(".debug_rnglists.dwo", DebugSecType, 0); // DWP Sections DwarfCUIndexSection = @@ -679,7 +698,11 @@ void MCObjectFileInfo::initCOFFMCObjectFileInfo(const Triple &T) { COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata(), "section_line"); - + DwarfLineStrSection = Ctx->getCOFFSection( + ".debug_line_str", + COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | + COFF::IMAGE_SCN_MEM_READ, + SectionKind::getMetadata(), "section_line_str"); DwarfFrameSection = Ctx->getCOFFSection( ".debug_frame", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | @@ -785,6 +808,11 @@ void MCObjectFileInfo::initCOFFMCObjectFileInfo(const Triple &T) { COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); + DwarfDebugNamesSection = Ctx->getCOFFSection( + ".debug_names", + COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | + COFF::IMAGE_SCN_MEM_READ, + SectionKind::getMetadata(), "debug_names_begin"); DwarfAccelNamesSection = Ctx->getCOFFSection( ".apple_names", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | @@ -821,6 +849,11 @@ void MCObjectFileInfo::initCOFFMCObjectFileInfo(const Triple &T) { SXDataSection = Ctx->getCOFFSection(".sxdata", COFF::IMAGE_SCN_LNK_INFO, SectionKind::getMetadata()); + GFIDsSection = Ctx->getCOFFSection(".gfids$y", + COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | + COFF::IMAGE_SCN_MEM_READ, + SectionKind::getMetadata()); + TLSDataSection = Ctx->getCOFFSection( ".tls$", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ | COFF::IMAGE_SCN_MEM_WRITE, @@ -833,22 +866,29 @@ void MCObjectFileInfo::initCOFFMCObjectFileInfo(const Triple &T) { } void MCObjectFileInfo::initWasmMCObjectFileInfo(const Triple &T) { - // TODO: Set the section types and flags. TextSection = Ctx->getWasmSection(".text", SectionKind::getText()); DataSection = Ctx->getWasmSection(".data", SectionKind::getData()); - // TODO: Set the section types and flags. - DwarfLineSection = Ctx->getWasmSection(".debug_line", SectionKind::getMetadata()); - DwarfStrSection = Ctx->getWasmSection(".debug_str", SectionKind::getMetadata()); - DwarfLocSection = Ctx->getWasmSection(".debug_loc", SectionKind::getMetadata()); - DwarfAbbrevSection = Ctx->getWasmSection(".debug_abbrev", SectionKind::getMetadata(), "section_abbrev"); + DwarfLineSection = + Ctx->getWasmSection(".debug_line", SectionKind::getMetadata()); + DwarfLineStrSection = + Ctx->getWasmSection(".debug_line_str", SectionKind::getMetadata()); + DwarfStrSection = + Ctx->getWasmSection(".debug_str", SectionKind::getMetadata()); + DwarfLocSection = + Ctx->getWasmSection(".debug_loc", SectionKind::getMetadata()); + DwarfAbbrevSection = + Ctx->getWasmSection(".debug_abbrev", SectionKind::getMetadata()); DwarfARangesSection = Ctx->getWasmSection(".debug_aranges", SectionKind::getMetadata()); - DwarfRangesSection = Ctx->getWasmSection(".debug_ranges", SectionKind::getMetadata(), "debug_range"); - DwarfMacinfoSection = Ctx->getWasmSection(".debug_macinfo", SectionKind::getMetadata(), "debug_macinfo"); + DwarfRangesSection = + Ctx->getWasmSection(".debug_ranges", SectionKind::getMetadata()); + DwarfMacinfoSection = + Ctx->getWasmSection(".debug_macinfo", SectionKind::getMetadata()); DwarfAddrSection = Ctx->getWasmSection(".debug_addr", SectionKind::getMetadata()); DwarfCUIndexSection = Ctx->getWasmSection(".debug_cu_index", SectionKind::getMetadata()); DwarfTUIndexSection = Ctx->getWasmSection(".debug_tu_index", SectionKind::getMetadata()); - DwarfInfoSection = Ctx->getWasmSection(".debug_info", SectionKind::getMetadata(), "section_info"); + DwarfInfoSection = + Ctx->getWasmSection(".debug_info", SectionKind::getMetadata()); DwarfFrameSection = Ctx->getWasmSection(".debug_frame", SectionKind::getMetadata()); DwarfPubNamesSection = Ctx->getWasmSection(".debug_pubnames", SectionKind::getMetadata()); DwarfPubTypesSection = Ctx->getWasmSection(".debug_pubtypes", SectionKind::getMetadata()); @@ -913,3 +953,24 @@ MCSection *MCObjectFileInfo::getDwarfTypesSection(uint64_t Hash) const { return Ctx->getELFSection(".debug_types", ELF::SHT_PROGBITS, ELF::SHF_GROUP, 0, utostr(Hash)); } + +MCSection * +MCObjectFileInfo::getStackSizesSection(const MCSection &TextSec) const { + if (Env != IsELF) + return StackSizesSection; + + const MCSectionELF &ElfSec = static_cast<const MCSectionELF &>(TextSec); + unsigned Flags = ELF::SHF_LINK_ORDER; + StringRef GroupName; + if (const MCSymbol *Group = ElfSec.getGroup()) { + GroupName = Group->getName(); + Flags |= ELF::SHF_GROUP; + } + + const MCSymbol *Link = TextSec.getBeginSymbol(); + auto It = StackSizesUniquing.insert({Link, StackSizesUniquing.size()}); + unsigned UniqueID = It.first->second; + + return Ctx->getELFSection(".stack_sizes", ELF::SHT_PROGBITS, Flags, 0, + GroupName, UniqueID, cast<MCSymbolELF>(Link)); +} |