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[DebugInfo] Allow getDebugThreadLocalSymbol to return MCExpr

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This allows getDebugThreadLocalSymbol to return a generic MCExpr
instead of just a MCSymbolRefExpr.

This is in preparation for supporting debug info for TLS variables
on PowerPC, where we need to describe the variable location using
a more complex expression than just MCSymbolRefExpr.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@185460 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Ulrich Weigand
2013-07-02 18:47:09 +00:00
parent 18dbe5029f
commit 716a94f0c9
5 changed files with 7 additions and 7 deletions
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2
lib/Target/TargetLoweringObjectFile.cpp
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@@ -318,7 +318,7 @@ getTTypeReference(const MCSymbolRefExpr *Sym, unsigned Encoding,
}
}
const MCSymbolRefExpr *TargetLoweringObjectFile::getDebugThreadLocalSymbol(const MCSymbol *Sym) const {
const MCExpr *TargetLoweringObjectFile::getDebugThreadLocalSymbol(const MCSymbol *Sym) const {
// FIXME: It's not clear what, if any, default this should have - perhaps a
// null return could mean 'no location' & we should just do that here.
return MCSymbolRefExpr::Create(Sym, *Ctx);