From ce0a5cda8aa547d5219da70a68bef40d5ed8392c Mon Sep 17 00:00:00 2001 From: Rafael Espindola Date: Sat, 23 Jun 2012 00:30:03 +0000 Subject: Handle aliases to tls variables in all architectures, not just x86. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@159058 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/TargetMachine.cpp | 14 +++++++++++--- 1 file changed, 11 insertions(+), 3 deletions(-) (limited to 'lib/Target/TargetMachine.cpp') diff --git a/lib/Target/TargetMachine.cpp b/lib/Target/TargetMachine.cpp index b9b2526876..6cdab5a266 100644 --- a/lib/Target/TargetMachine.cpp +++ b/lib/Target/TargetMachine.cpp @@ -11,7 +11,9 @@ // //===----------------------------------------------------------------------===// +#include "llvm/GlobalAlias.h" #include "llvm/GlobalValue.h" +#include "llvm/GlobalVariable.h" #include "llvm/MC/MCAsmInfo.h" #include "llvm/MC/MCCodeGenInfo.h" #include "llvm/Target/TargetMachine.h" @@ -76,11 +78,17 @@ CodeModel::Model TargetMachine::getCodeModel() const { } TLSModel::Model TargetMachine::getTLSModel(const GlobalValue *GV) const { - bool isLocal = GV->hasLocalLinkage(); - bool isDeclaration = GV->isDeclaration(); + // If GV is an alias then use the aliasee for determining + // thread-localness. + if (const GlobalAlias *GA = dyn_cast(GV)) + GV = GA->resolveAliasedGlobal(false); + const GlobalVariable *Var = cast(GV); + + bool isLocal = Var->hasLocalLinkage(); + bool isDeclaration = Var->isDeclaration(); // FIXME: what should we do for protected and internal visibility? // For variables, is internal different from hidden? - bool isHidden = GV->hasHiddenVisibility(); + bool isHidden = Var->hasHiddenVisibility(); if (getRelocationModel() == Reloc::PIC_ && !Options.PositionIndependentExecutable) { -- cgit v1.2.3-18-g5258