diff options
Diffstat (limited to 'lib/Target/TargetMachine.cpp')
-rw-r--r-- | lib/Target/TargetMachine.cpp | 69 |
1 files changed, 23 insertions, 46 deletions
diff --git a/lib/Target/TargetMachine.cpp b/lib/Target/TargetMachine.cpp index fe3c870..8365f64 100644 --- a/lib/Target/TargetMachine.cpp +++ b/lib/Target/TargetMachine.cpp @@ -21,6 +21,7 @@ #include "llvm/MC/MCAsmInfo.h" #include "llvm/MC/MCCodeGenInfo.h" #include "llvm/MC/MCContext.h" +#include "llvm/MC/MCTargetOptions.h" #include "llvm/MC/SectionKind.h" #include "llvm/Support/CommandLine.h" #include "llvm/Target/TargetLowering.h" @@ -28,24 +29,6 @@ using namespace llvm; //--------------------------------------------------------------------------- -// Command-line options that tend to be useful on more than one back-end. -// - -namespace llvm { - bool HasDivModLibcall; - bool AsmVerbosityDefault(false); -} - -static cl::opt<bool> -DataSections("fdata-sections", - cl::desc("Emit data into separate sections"), - cl::init(false)); -static cl::opt<bool> -FunctionSections("ffunction-sections", - cl::desc("Emit functions into separate sections"), - cl::init(false)); - -//--------------------------------------------------------------------------- // TargetMachine Class // @@ -53,12 +36,7 @@ TargetMachine::TargetMachine(const Target &T, StringRef TT, StringRef CPU, StringRef FS, const TargetOptions &Options) : TheTarget(T), TargetTriple(TT), TargetCPU(CPU), TargetFS(FS), - CodeGenInfo(0), AsmInfo(0), - MCRelaxAll(false), - MCNoExecStack(false), - MCSaveTempLabels(false), - MCUseCFI(true), - MCUseDwarfDirectory(false), + CodeGenInfo(nullptr), AsmInfo(nullptr), RequireStructuredCFG(false), Options(Options) { } @@ -89,6 +67,8 @@ void TargetMachine::resetTargetOptions(const MachineFunction *MF) const { RESET_OPTION(NoNaNsFPMath, "no-nans-fp-math"); RESET_OPTION(UseSoftFloat, "use-soft-float"); RESET_OPTION(DisableTailCalls, "disable-tail-calls"); + + TO.MCOptions.SanitizeAddress = F->hasFnAttribute(Attribute::SanitizeAddress); } /// getRelocationModel - Returns the code generation relocation model. The @@ -126,19 +106,13 @@ static TLSModel::Model getSelectedTLSModel(const GlobalVariable *Var) { } TLSModel::Model TargetMachine::getTLSModel(const GlobalValue *GV) const { - // If GV is an alias then use the aliasee for determining - // thread-localness. - if (const GlobalAlias *GA = dyn_cast<GlobalAlias>(GV)) - GV = GA->getAliasedGlobal(); - const GlobalVariable *Var = cast<GlobalVariable>(GV); - - bool isLocal = Var->hasLocalLinkage(); - bool isDeclaration = Var->isDeclaration(); + bool isLocal = GV->hasLocalLinkage(); + bool isDeclaration = GV->isDeclaration(); bool isPIC = getRelocationModel() == Reloc::PIC_; bool isPIE = Options.PositionIndependentExecutable; // FIXME: what should we do for protected and internal visibility? // For variables, is internal different from hidden? - bool isHidden = Var->hasHiddenVisibility(); + bool isHidden = GV->hasHiddenVisibility(); TLSModel::Model Model; if (isPIC && !isPIE) { @@ -153,10 +127,13 @@ TLSModel::Model TargetMachine::getTLSModel(const GlobalValue *GV) const { Model = TLSModel::InitialExec; } - // If the user specified a more specific model, use that. - TLSModel::Model SelectedModel = getSelectedTLSModel(Var); - if (SelectedModel > Model) - return SelectedModel; + const GlobalVariable *Var = dyn_cast<GlobalVariable>(GV); + if (Var) { + // If the user specified a more specific model, use that. + TLSModel::Model SelectedModel = getSelectedTLSModel(Var); + if (SelectedModel > Model) + return SelectedModel; + } return Model; } @@ -174,28 +151,28 @@ void TargetMachine::setOptLevel(CodeGenOpt::Level Level) const { CodeGenInfo->setOptLevel(Level); } -bool TargetMachine::getAsmVerbosityDefault() { - return AsmVerbosityDefault; +bool TargetMachine::getAsmVerbosityDefault() const { + return Options.MCOptions.AsmVerbose; } void TargetMachine::setAsmVerbosityDefault(bool V) { - AsmVerbosityDefault = V; + Options.MCOptions.AsmVerbose = V; } -bool TargetMachine::getFunctionSections() { - return FunctionSections; +bool TargetMachine::getFunctionSections() const { + return Options.FunctionSections; } -bool TargetMachine::getDataSections() { - return DataSections; +bool TargetMachine::getDataSections() const { + return Options.DataSections; } void TargetMachine::setFunctionSections(bool V) { - FunctionSections = V; + Options.FunctionSections = V; } void TargetMachine::setDataSections(bool V) { - DataSections = V; + Options.DataSections = V; } void TargetMachine::getNameWithPrefix(SmallVectorImpl<char> &Name, |