const MCSection *getSectionForConstant(SectionKind Kind) const override;
- /// This hook allows targets to selectively decide not to emit the
- /// UsedDirective for some symbols in llvm.used.
- /// FIXME: REMOVE this (rdar://7071300)
- bool shouldEmitUsedDirectiveFor(const GlobalValue *GV, Mangler &Mang,
- TargetMachine &TM) const override;
-
/// The mach-o version of this method defaults to returning a stub reference.
const MCExpr *
getTTypeGlobalReference(const GlobalValue *GV, unsigned Encoding,
ArrayRef<Module::ModuleFlagEntry> Flags,
Mangler &Mang, const TargetMachine &TM) const {}
- /// This hook allows targets to selectively decide not to emit the
- /// UsedDirective for some symbols in llvm.used.
- /// FIXME: REMOVE this (rdar://7071300)
- virtual bool shouldEmitUsedDirectiveFor(const GlobalValue *GV, Mangler &Mang,
- TargetMachine &TM) const {
- return GV != 0;
- }
-
/// Given a constant with the SectionKind, return a section that it should be
/// placed in.
virtual const MCSection *getSectionForConstant(SectionKind Kind) const;
for (unsigned i = 0, e = InitList->getNumOperands(); i != e; ++i) {
const GlobalValue *GV =
dyn_cast<GlobalValue>(InitList->getOperand(i)->stripPointerCasts());
- if (GV && getObjFileLowering().shouldEmitUsedDirectiveFor(GV, *Mang, TM))
+ if (GV)
OutStreamer.EmitSymbolAttribute(getSymbol(GV), MCSA_NoDeadStrip);
}
}
return ReadOnlySection; // .const
}
-/// This hook allows targets to selectively decide not to emit the UsedDirective
-/// for some symbols in llvm.used.
-// FIXME: REMOVE this (rdar://7071300)
-bool TargetLoweringObjectFileMachO::shouldEmitUsedDirectiveFor(
- const GlobalValue *GV, Mangler &Mang, TargetMachine &TM) const {
- // Check whether the mangled name has the "Private" or "LinkerPrivate" prefix.
- if (GV->hasLocalLinkage() && !isa<Function>(GV)) {
- // FIXME: ObjC metadata is currently emitted as internal symbols that have
- // \1L and \0l prefixes on them. Fix them to be Private/LinkerPrivate and
- // this horrible hack can go away.
- MCSymbol *Sym = TM.getSymbol(GV, Mang);
- if (Sym->getName()[0] == 'L' || Sym->getName()[0] == 'l')
- return false;
- }
-
- return true;
-}
-
const MCExpr *TargetLoweringObjectFileMachO::getTTypeGlobalReference(
const GlobalValue *GV, unsigned Encoding, Mangler &Mang,
const TargetMachine &TM, MachineModuleInfo *MMI,
@x = weak global i32 0
; CHECK: .no_dead_strip _x
-@llvm.used = appending global [1 x i8*] [ i8* bitcast (i32* @x to i8*) ]
+@"\01Ly" = private global i8 0
+; CHECK: no_dead_strip Ly
+
+@llvm.used = appending global [2 x i8*] [ i8* bitcast (i32* @x to i8*),
+ i8* @"\01Ly" ]