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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.

llvm-svn: 103928
This commit is contained in:
Eric Christopher 2010-05-17 02:13:02 +00:00
parent cfae258409
commit 950f0d7892
3 changed files with 7 additions and 12 deletions
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9
lib/MC/MCAsmStreamer.cpp
View File

@ -363,14 +363,13 @@ void MCAsmStreamer::EmitZerofill(const MCSection *Section, MCSymbol *Symbol,
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,
unsigned ByteAlignment) {
assert(Symbol != NULL && "Symbol shouldn't be NULL!");
OS << ".tbss ";
// This is a mach-o specific directive and the name requires some mangling.
OS << *Symbol << "$tlv$init, " << Size;
OS << ".tbss " << *Symbol << ", " << Size;
// Output align if we have it.
if (ByteAlignment != 0) OS << ", " << Log2_32(ByteAlignment);

8
lib/MC/MCParser/AsmParser.cpp
View File

@ -1436,13 +1436,9 @@ bool AsmParser::ParseDirectiveDarwinTBSS() {
StringRef Name;
if (ParseIdentifier(Name))
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.
MCSymbol *Sym = CreateSymbol(DemName);
MCSymbol *Sym = CreateSymbol(Name);
if (Lexer.isNot(AsmToken::Comma))
return TokError("unexpected token in directive");

2
test/MC/AsmParser/directive_tbss.s
View File

@ -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 _b$tlv$init, 4, 3