From 91d5586086b9459d8b615da2a37f3dddbb9eff50 Mon Sep 17 00:00:00 2001 From: David Blaikie Date: Thu, 13 Mar 2014 21:47:12 +0000 Subject: MCDwarf: Extract the DWARF line table header handling into its own type git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@203856 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/MC/MCDwarf.cpp | 16 +++++++++++++--- 1 file changed, 13 insertions(+), 3 deletions(-) (limited to 'lib/MC/MCDwarf.cpp') diff --git a/lib/MC/MCDwarf.cpp b/lib/MC/MCDwarf.cpp index 5b633ebf8d..81ba40e964 100644 --- a/lib/MC/MCDwarf.cpp +++ b/lib/MC/MCDwarf.cpp @@ -224,11 +224,9 @@ const MCSymbol *MCDwarfFileTable::Emit(MCStreamer *MCOS) { return LineStartSym; } -const MCSymbol *MCDwarfFileTable::EmitCU(MCStreamer *MCOS) const { +std::pair MCDwarfLineTableHeader::Emit(MCStreamer *MCOS) const { MCContext &context = MCOS->getContext(); - - // Create a symbol at the beginning of the line table. MCSymbol *LineStartSym = Label; if (!LineStartSym) @@ -302,6 +300,14 @@ const MCSymbol *MCDwarfFileTable::EmitCU(MCStreamer *MCOS) const { // end of the prologue (that was used in a previous expression). MCOS->EmitLabel(ProEndSym); + return std::make_pair(LineStartSym, LineEndSym); +} + +const MCSymbol *MCDwarfFileTable::EmitCU(MCStreamer *MCOS) const { + MCSymbol *LineStartSym; + MCSymbol *LineEndSym; + std::tie(LineStartSym, LineEndSym) = Header.Emit(MCOS); + // Put out the line tables. for (const auto &LineSec : MCLineSections.getMCLineEntries()) EmitDwarfLineTable(MCOS, LineSec.first, LineSec.second); @@ -326,6 +332,10 @@ const MCSymbol *MCDwarfFileTable::EmitCU(MCStreamer *MCOS) const { } unsigned MCDwarfFileTable::getFile(StringRef Directory, StringRef FileName, unsigned FileNumber) { + return Header.getFile(Directory, FileName, FileNumber); +} + +unsigned MCDwarfLineTableHeader::getFile(StringRef Directory, StringRef FileName, unsigned FileNumber) { // Make space for this FileNumber in the MCDwarfFiles vector if needed. MCDwarfFiles.resize(FileNumber + 1); -- cgit v1.2.3