diff options
Diffstat (limited to 'llvm/lib/MC/MCParser')
| -rw-r--r-- | llvm/lib/MC/MCParser/AsmParser.cpp | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/llvm/lib/MC/MCParser/AsmParser.cpp b/llvm/lib/MC/MCParser/AsmParser.cpp index d60a2701907..271fee02ada 100644 --- a/llvm/lib/MC/MCParser/AsmParser.cpp +++ b/llvm/lib/MC/MCParser/AsmParser.cpp @@ -2280,8 +2280,11 @@ bool AsmParser::ParseDirectiveComm(bool IsLocal) { if (ParseAbsoluteExpression(Pow2Alignment)) return true; + if (IsLocal && !Lexer.getMAI().getLCOMMDirectiveSupportsAlignment()) + return Error(Pow2AlignmentLoc, "alignment not supported on this target"); + // If this target takes alignments in bytes (not log) validate and convert. - if (Lexer.getMAI().getAlignmentIsInBytes()) { + if (Lexer.getMAI().getCOMMDirectiveAlignmentIsInBytes()) { if (!isPowerOf2_64(Pow2Alignment)) return Error(Pow2AlignmentLoc, "alignment must be a power of 2"); Pow2Alignment = Log2_64(Pow2Alignment); @@ -2309,13 +2312,9 @@ bool AsmParser::ParseDirectiveComm(bool IsLocal) { if (!Sym->isUndefined()) return Error(IDLoc, "invalid symbol redefinition"); - // '.lcomm' is equivalent to '.zerofill'. // Create the Symbol as a common or local common with Size and Pow2Alignment if (IsLocal) { - getStreamer().EmitZerofill(Ctx.getMachOSection( - "__DATA", "__bss", MCSectionMachO::S_ZEROFILL, - 0, SectionKind::getBSS()), - Sym, Size, 1 << Pow2Alignment); + getStreamer().EmitLocalCommonSymbol(Sym, Size, 1 << Pow2Alignment); return false; } |
