-bool MCExpr::EvaluateAsRelocatable(MCValue &Res,
- const MCAsmLayout &Layout) const {
- return EvaluateAsRelocatableImpl(Res, &Layout.getAssembler(), &Layout,
- 0, false);
+bool MCExpr::evaluateAsRelocatable(MCValue &Res,
+ const MCAsmLayout *Layout,
+ const MCFixup *Fixup) const {
+ MCAssembler *Assembler = Layout ? &Layout->getAssembler() : nullptr;
+ return evaluateAsRelocatableImpl(Res, Assembler, Layout, Fixup, nullptr,
+ false);
+}
+
+bool MCExpr::evaluateAsValue(MCValue &Res, const MCAsmLayout &Layout) const {
+ MCAssembler *Assembler = &Layout.getAssembler();
+ return evaluateAsRelocatableImpl(Res, Assembler, &Layout, nullptr, nullptr,
+ true);
+}
+
+static bool canExpand(const MCSymbol &Sym, const MCAssembler *Asm, bool InSet) {
+ const MCExpr *Expr = Sym.getVariableValue();
+ const auto *Inner = dyn_cast<MCSymbolRefExpr>(Expr);
+ if (Inner) {
+ if (Inner->getKind() == MCSymbolRefExpr::VK_WEAKREF)
+ return false;
+ }
+
+ if (InSet)
+ return true;
+ if (!Asm)
+ return false;
+ return !Asm->getWriter().isWeak(Sym);