[MC] Replace getSymA()->getSymbol() with getAddSym. NFC

We will replace the MCSymbolRefExpr member in MCValue with MCSymbol.
This change reduces dependence on MCSymbolRefExpr.

Author: MaskRay

llvm/lib/Target/AArch64/MCTargetDesc/AArch64ELFObjectWriter.cpp

@@ -128,8 +128,8 @@ unsigned AArch64ELFObjectWriter::getRelocType(MCContext &Ctx,
   case AArch64MCExpr::VK_TPREL:
   case AArch64MCExpr::VK_TLSDESC:
   case AArch64MCExpr::VK_TLSDESC_AUTH:
-    if (auto *S = Target.getSymA())
-      cast<MCSymbolELF>(S->getSymbol()).setType(ELF::STT_TLS);
+    if (auto *SA = Target.getAddSym())
+      cast<MCSymbolELF>(SA)->setType(ELF::STT_TLS);
     break;
   default:
     break;

llvm/lib/Target/ARM/MCTargetDesc/ARMELFObjectWriter.cpp

@@ -103,8 +103,8 @@ unsigned ARMELFObjectWriter::GetRelocTypeInner(const MCValue &Target,
   case ARMMCExpr::VK_TLSLDM_FDPIC:
   case ARMMCExpr::VK_TLSLDO:
   case ARMMCExpr::VK_TPOFF:
-    if (auto *S = Target.getSymA())
-      cast<MCSymbolELF>(S->getSymbol()).setType(ELF::STT_TLS);
+    if (auto *SA = Target.getAddSym())
+      cast<MCSymbolELF>(SA)->setType(ELF::STT_TLS);
     break;
   default:
     break;

llvm/lib/Target/BPF/MCTargetDesc/BPFELFObjectWriter.cpp

@@ -51,8 +51,8 @@ unsigned BPFELFObjectWriter::getRelocType(MCContext &Ctx, const MCValue &Target,
   case FK_Data_8:
     return ELF::R_BPF_64_ABS64;
   case FK_Data_4:
-    if (const MCSymbolRefExpr *A = Target.getSymA()) {
-      const MCSymbol &Sym = A->getSymbol();
+    if (const auto *A = Target.getAddSym()) {
+      const MCSymbol &Sym = *A;
 
       if (Sym.isDefined()) {
         MCSection &Section = Sym.getSection();

llvm/lib/Target/CSKY/MCTargetDesc/CSKYELFObjectWriter.cpp

@@ -50,8 +50,8 @@ unsigned CSKYELFObjectWriter::getRelocType(MCContext &Ctx,
   case CSKYMCExpr::VK_TLSGD:
   case CSKYMCExpr::VK_TLSLDM:
   case CSKYMCExpr::VK_TLSLDO:
-    if (auto *S = Target.getSymA())
-      cast<MCSymbolELF>(S->getSymbol()).setType(ELF::STT_TLS);
+    if (auto *SA = Target.getAddSym())
+      cast<MCSymbolELF>(SA)->setType(ELF::STT_TLS);
     break;
   default:
     break;

llvm/lib/Target/Hexagon/MCTargetDesc/HexagonELFObjectWriter.cpp

@@ -51,8 +51,8 @@ unsigned HexagonELFObjectWriter::getRelocType(MCContext &Ctx,
   case HexagonMCExpr::VK_IE:
   case HexagonMCExpr::VK_IE_GOT:
   case HexagonMCExpr::VK_TPREL:
-    if (auto *S = Target.getSymA())
-      cast<MCSymbolELF>(S->getSymbol()).setType(ELF::STT_TLS);
+    if (auto *SA = Target.getAddSym())
+      cast<MCSymbolELF>(SA)->setType(ELF::STT_TLS);
     break;
   default:
     break;

llvm/lib/Target/LoongArch/MCTargetDesc/LoongArchELFObjectWriter.cpp

@@ -64,8 +64,8 @@ unsigned LoongArchELFObjectWriter::getRelocType(MCContext &Ctx,
   case LoongArchMCExpr::VK_TLS_LD_PCREL20_S2:
   case LoongArchMCExpr::VK_TLS_GD_PCREL20_S2:
   case LoongArchMCExpr::VK_TLS_DESC_PCREL20_S2:
-    if (auto *S = Target.getSymA())
-      cast<MCSymbolELF>(S->getSymbol()).setType(ELF::STT_TLS);
+    if (auto *SA = Target.getAddSym())
+      cast<MCSymbolELF>(SA)->setType(ELF::STT_TLS);
     break;
   default:
     break;

llvm/lib/Target/M68k/MCTargetDesc/M68kELFObjectWriter.cpp

@@ -74,8 +74,8 @@ unsigned M68kELFObjectWriter::getRelocType(MCContext &Ctx,
   case M68kMCExpr::VK_TLSLD:
   case M68kMCExpr::VK_TLSLDM:
   case M68kMCExpr::VK_TPOFF:
-    if (auto *S = Target.getSymA())
-      cast<MCSymbolELF>(S->getSymbol()).setType(ELF::STT_TLS);
+    if (auto *SA = Target.getAddSym())
+      cast<MCSymbolELF>(SA)->setType(ELF::STT_TLS);
     break;
   default:
     break;

llvm/lib/Target/Mips/MCTargetDesc/MipsELFObjectWriter.cpp

@@ -171,8 +171,8 @@ unsigned MipsELFObjectWriter::getRelocType(MCContext &Ctx,
   case MipsMCExpr::MEK_GOTTPREL:
   case MipsMCExpr::MEK_TPREL_HI:
   case MipsMCExpr::MEK_TPREL_LO:
-    if (auto *S = Target.getSymA())
-      cast<MCSymbolELF>(S->getSymbol()).setType(ELF::STT_TLS);
+    if (auto *SA = Target.getAddSym())
+      cast<MCSymbolELF>(SA)->setType(ELF::STT_TLS);
     break;
   default:
     break;

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

@@ -100,8 +100,8 @@ unsigned PPCELFObjectWriter::getRelocType(MCContext &Ctx, const MCValue &Target,
   case PPCMCExpr::VK_TPREL_HIGHEST:
   case PPCMCExpr::VK_TPREL_HIGHESTA:
   case PPCMCExpr::VK_TPREL_LO:
-    if (auto *S = Target.getSymA())
-      cast<MCSymbolELF>(S->getSymbol()).setType(ELF::STT_TLS);
+    if (auto *SA = Target.getAddSym())
+      cast<MCSymbolELF>(SA)->setType(ELF::STT_TLS);
     break;
   default:
     break;

llvm/lib/Target/RISCV/MCTargetDesc/RISCVELFObjectWriter.cpp

@@ -50,7 +50,7 @@ unsigned RISCVELFObjectWriter::getRelocType(MCContext &Ctx,
                                             const MCValue &Target,
                                             const MCFixup &Fixup,
                                             bool IsPCRel) const {
-  assert((!Target.getSymA() ||
+  assert((!Target.getAddSym() ||
           Target.getSymSpecifier() == MCSymbolRefExpr::VK_None) &&
          "sym@specifier should have been rejected");
   const MCExpr *Expr = Fixup.getValue();
@@ -65,8 +65,8 @@ unsigned RISCVELFObjectWriter::getRelocType(MCContext &Ctx,
   case RISCVMCExpr::VK_TLS_GOT_HI:
   case RISCVMCExpr::VK_TLS_GD_HI:
   case RISCVMCExpr::VK_TLSDESC_HI:
-    if (auto *S = Target.getSymA())
-      cast<MCSymbolELF>(S->getSymbol()).setType(ELF::STT_TLS);
+    if (auto *SA = Target.getAddSym())
+      cast<MCSymbolELF>(SA)->setType(ELF::STT_TLS);
     break;
   case RISCVMCExpr::VK_PLTPCREL:
   case RISCVMCExpr::VK_GOTPCREL:

llvm/lib/Target/RISCV/MCTargetDesc/RISCVMCExpr.cpp

@@ -48,11 +48,9 @@ const MCFixup *RISCVMCExpr::getPCRelHiFixup(const MCFragment **DFOut) const {
   if (!getSubExpr()->evaluateAsRelocatable(AUIPCLoc, nullptr))
     return nullptr;
 
-  const MCSymbolRefExpr *AUIPCSRE = AUIPCLoc.getSymA();
-  if (!AUIPCSRE)
+  const MCSymbol *AUIPCSymbol = AUIPCLoc.getAddSym();
+  if (!AUIPCSymbol)
     return nullptr;
-
-  const MCSymbol *AUIPCSymbol = &AUIPCSRE->getSymbol();
   const auto *DF = dyn_cast_or_null<MCDataFragment>(AUIPCSymbol->getFragment());
 
   if (!DF)

llvm/lib/Target/Sparc/MCTargetDesc/SparcELFObjectWriter.cpp

@@ -63,8 +63,8 @@ unsigned SparcELFObjectWriter::getRelocType(MCContext &Ctx,
   case SparcMCExpr::VK_TLS_IE_ADD:
   case SparcMCExpr::VK_TLS_LE_HIX22:
   case SparcMCExpr::VK_TLS_LE_LOX10:
-    if (auto *S = Target.getSymA())
-      cast<MCSymbolELF>(S->getSymbol()).setType(ELF::STT_TLS);
+    if (auto *SA = Target.getAddSym())
+      cast<MCSymbolELF>(SA)->setType(ELF::STT_TLS);
     break;
   default:
     break;

llvm/lib/Target/SystemZ/MCTargetDesc/SystemZELFObjectWriter.cpp

@@ -166,8 +166,8 @@ unsigned SystemZELFObjectWriter::getRelocType(MCContext &Ctx,
   case SystemZMCExpr::VK_TLSLD:
   case SystemZMCExpr::VK_TLSLDM:
   case SystemZMCExpr::VK_DTPOFF:
-    if (auto *S = Target.getSymA())
-      cast<MCSymbolELF>(S->getSymbol()).setType(ELF::STT_TLS);
+    if (auto *SA = Target.getAddSym())
+      cast<MCSymbolELF>(SA)->setType(ELF::STT_TLS);
     break;
   default:
     break;

llvm/lib/Target/VE/MCTargetDesc/VEELFObjectWriter.cpp

@@ -45,8 +45,8 @@ unsigned VEELFObjectWriter::getRelocType(MCContext &Ctx, const MCValue &Target,
   case VEMCExpr::VK_TLS_GD_LO32:
   case VEMCExpr::VK_TPOFF_HI32:
   case VEMCExpr::VK_TPOFF_LO32:
-    if (auto *S = Target.getSymA())
-      cast<MCSymbolELF>(S->getSymbol()).setType(ELF::STT_TLS);
+    if (auto *SA = Target.getAddSym())
+      cast<MCSymbolELF>(SA)->setType(ELF::STT_TLS);
     break;
   default:
     break;