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Assume that we'll handle mangling the symbols earlier and just put the

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symbol to the file as we have it.  Simplifies out tbss handling.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@103928 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Christopher
2010-05-17 02:13:02 +00:00
parent e6aba83797
commit d04d98d24f
3 changed files with 7 additions and 12 deletions
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9
lib/MC/MCAsmStreamer.cpp
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@ -363,14 +363,13 @@ void MCAsmStreamer::EmitZerofill(const MCSection *Section, MCSymbol *Symbol,
EmitEOL(); EmitEOL();
} }
// .tbss sym$tlv$init, size, align // .tbss sym, size, align
// This depends that the symbol has already been mangled from the original,
// e.g. _a.
void MCAsmStreamer::EmitTBSSSymbol(MCSymbol *Symbol, uint64_t Size, void MCAsmStreamer::EmitTBSSSymbol(MCSymbol *Symbol, uint64_t Size,
unsigned ByteAlignment) { unsigned ByteAlignment) {
assert(Symbol != NULL && "Symbol shouldn't be NULL!"); assert(Symbol != NULL && "Symbol shouldn't be NULL!");
OS << ".tbss "; OS << ".tbss " << *Symbol << ", " << Size;
// This is a mach-o specific directive and the name requires some mangling.
OS << *Symbol << "$tlv$init, " << Size;
// Output align if we have it. // Output align if we have it.
if (ByteAlignment != 0) OS << ", " << Log2_32(ByteAlignment); if (ByteAlignment != 0) OS << ", " << Log2_32(ByteAlignment);

6
lib/MC/MCParser/AsmParser.cpp
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@ -1437,12 +1437,8 @@ bool AsmParser::ParseDirectiveDarwinTBSS() {
if (ParseIdentifier(Name)) if (ParseIdentifier(Name))
return TokError("expected identifier in directive"); return TokError("expected identifier in directive");
// Demangle the name output. The trailing characters are guaranteed to be
// $tlv$init so just strip that off.
StringRef DemName = Name.substr(0, Name.size() - strlen("$tlv$init"));
// Handle the identifier as the key symbol. // Handle the identifier as the key symbol.
MCSymbol *Sym = CreateSymbol(DemName); MCSymbol *Sym = CreateSymbol(Name);
if (Lexer.isNot(AsmToken::Comma)) if (Lexer.isNot(AsmToken::Comma))
return TokError("unexpected token in directive"); return TokError("unexpected token in directive");

2
test/MC/AsmParser/directive_tbss.s
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@ -1,4 +1,4 @@
# RUN: llvm-mc -triple i386-unknown-unknown %s | FileCheck %s # RUN: llvm-mc -triple i386-unknown-darwin %s | FileCheck %s
# CHECK: .tbss _a$tlv$init, 4 # CHECK: .tbss _a$tlv$init, 4
# CHECK: .tbss _b$tlv$init, 4, 3 # CHECK: .tbss _b$tlv$init, 4, 3