[Sparc] Remove dead code (NFC) (#104264)

Author: s-barannikov

llvm/lib/Target/Sparc/SparcAsmPrinter.cpp

@@ -50,8 +50,7 @@ namespace {
     StringRef getPassName() const override { return "Sparc Assembly Printer"; }
 
     void printOperand(const MachineInstr *MI, int opNum, raw_ostream &OS);
-    void printMemOperand(const MachineInstr *MI, int opNum, raw_ostream &OS,
-                         const char *Modifier = nullptr);
+    void printMemOperand(const MachineInstr *MI, int opNum, raw_ostream &OS);
 
     void emitFunctionBodyStart() override;
     void emitInstruction(const MachineInstr *MI) override;
@@ -401,16 +400,9 @@ void SparcAsmPrinter::printOperand(const MachineInstr *MI, int opNum,
 }
 
 void SparcAsmPrinter::printMemOperand(const MachineInstr *MI, int opNum,
-                                      raw_ostream &O, const char *Modifier) {
+                                      raw_ostream &O) {
   printOperand(MI, opNum, O);
 
-  // If this is an ADD operand, emit it like normal operands.
-  if (Modifier && !strcmp(Modifier, "arith")) {
-    O << ", ";
-    printOperand(MI, opNum+1, O);
-    return;
-  }
-
   if (MI->getOperand(opNum+1).isReg() &&
       MI->getOperand(opNum+1).getReg() == SP::G0)
     return;   // don't print "+%g0"