MCELFObjectTargetWriter::needsRelocateWithSymbol: Replace MCSymbol uses with MCValue

Prepare for removing the MCSymbol argument

Author: MaskRay

llvm/lib/Target/PowerPC/MCTargetDesc/PPCELFObjectWriter.cpp

@@ -486,8 +486,8 @@ unsigned PPCELFObjectWriter::getRelocType(const MCFixup &Fixup,
   return Type;
 }
 
-bool PPCELFObjectWriter::needsRelocateWithSymbol(const MCValue &,
-                                                 const MCSymbol &Sym,
+bool PPCELFObjectWriter::needsRelocateWithSymbol(const MCValue &V,
+                                                 const MCSymbol &,
                                                  unsigned Type) const {
   switch (Type) {
     default:
@@ -500,7 +500,7 @@ bool PPCELFObjectWriter::needsRelocateWithSymbol(const MCValue &,
       // The "other" values are stored in the last 6 bits of the second byte.
       // The traditional defines for STO values assume the full byte and thus
       // the shift to pack it.
-      unsigned Other = cast<MCSymbolELF>(Sym).getOther() << 2;
+      unsigned Other = cast<MCSymbolELF>(*V.getAddSym()).getOther() << 2;
       return (Other & ELF::STO_PPC64_LOCAL_MASK) != 0;
     }