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PR3853: Add CodeGen support for __thread.

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llvm-svn: 69545
This commit is contained in:
Eli Friedman
2009-04-19 21:05:03 +00:00
parent 1c1a00cf51
commit 4f856744e5
3 changed files with 16 additions and 11 deletions
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8
clang/lib/CodeGen/CodeGenModule.cpp
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@@ -656,10 +656,6 @@ llvm::Constant *CodeGenModule::GetOrCreateLLVMGlobal(const char *MangledName,
return llvm::ConstantExpr::getBitCast(Entry, Ty);
}
// We don't support __thread yet.
if (D && D->isThreadSpecified())
ErrorUnsupported(D, "thread local ('__thread') variable", true);
// This is the first use or definition of a mangled name. If there is a
// deferred decl with this name, remember that we need to emit it at the end
// of the file.
@@ -676,7 +672,7 @@ llvm::Constant *CodeGenModule::GetOrCreateLLVMGlobal(const char *MangledName,
new llvm::GlobalVariable(Ty->getElementType(), false,
llvm::GlobalValue::ExternalLinkage,
0, "", &getModule(),
0, Ty->getAddressSpace());
false, Ty->getAddressSpace());
GV->setName(MangledName);
// Handle things which are present even on external declarations.
@@ -691,6 +687,8 @@ llvm::Constant *CodeGenModule::GetOrCreateLLVMGlobal(const char *MangledName,
if (D->hasAttr<WeakAttr>() || D->hasAttr<WeakImportAttr>())
GV->setLinkage(llvm::GlobalValue::ExternalWeakLinkage);
GV->setThreadLocal(D->isThreadSpecified());
}
return Entry = GV;