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| author | David Blaikie <dblaikie@gmail.com> | 2018-10-20 08:54:05 +0000 |
|---|---|---|
| committer | David Blaikie <dblaikie@gmail.com> | 2018-10-20 08:54:05 +0000 |
| commit | 2df23a4e2ec4e58d22ec76b4885c3f004703850e (patch) | |
| tree | 69a451678f081dc884e5ff8d815d4614d22e4f6c /llvm/lib/CodeGen/AsmPrinter | |
| parent | 32e09de91c216facfe782d0a4691a17b5500ace6 (diff) | |
| download | bcm5719-llvm-2df23a4e2ec4e58d22ec76b4885c3f004703850e.tar.gz bcm5719-llvm-2df23a4e2ec4e58d22ec76b4885c3f004703850e.zip | |
DebugInfo: Use DW_OP_addrx in DWARFv5
Reuse addresses in the address pool, even in non-split cases.
llvm-svn: 344838
Diffstat (limited to 'llvm/lib/CodeGen/AsmPrinter')
| -rw-r--r-- | llvm/lib/CodeGen/AsmPrinter/DwarfUnit.cpp | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/llvm/lib/CodeGen/AsmPrinter/DwarfUnit.cpp b/llvm/lib/CodeGen/AsmPrinter/DwarfUnit.cpp index 8a168f4845d..42aa0c933ef 100644 --- a/llvm/lib/CodeGen/AsmPrinter/DwarfUnit.cpp +++ b/llvm/lib/CodeGen/AsmPrinter/DwarfUnit.cpp @@ -315,14 +315,21 @@ unsigned DwarfTypeUnit::getOrCreateSourceID(const DIFile *File) { } void DwarfUnit::addOpAddress(DIELoc &Die, const MCSymbol *Sym) { - if (!DD->useSplitDwarf()) { - addUInt(Die, dwarf::DW_FORM_data1, dwarf::DW_OP_addr); - addLabel(Die, dwarf::DW_FORM_udata, Sym); - } else { + if (DD->getDwarfVersion() >= 5) { + addUInt(Die, dwarf::DW_FORM_data1, dwarf::DW_OP_addrx); + addUInt(Die, dwarf::DW_FORM_addrx, DD->getAddressPool().getIndex(Sym)); + return; + } + + if (DD->useSplitDwarf()) { addUInt(Die, dwarf::DW_FORM_data1, dwarf::DW_OP_GNU_addr_index); addUInt(Die, dwarf::DW_FORM_GNU_addr_index, DD->getAddressPool().getIndex(Sym)); + return; } + + addUInt(Die, dwarf::DW_FORM_data1, dwarf::DW_OP_addr); + addLabel(Die, dwarf::DW_FORM_udata, Sym); } void DwarfUnit::addLabelDelta(DIE &Die, dwarf::Attribute Attribute, |
