[mips] Make MipsAsmParser::isEvaluated static function. NFC

Author: atanasyan

llvm/lib/Target/Mips/AsmParser/MipsAsmParser.cpp

@@ -339,7 +339,6 @@ class MipsAsmParser : public MCTargetAsmParser {
 
   bool parseMemOffset(const MCExpr *&Res, bool isParenExpr);
 
-  bool isEvaluated(const MCExpr *Expr);
   bool parseSetMips0Directive();
   bool parseSetArchDirective();
   bool parseSetFeature(uint64_t Feature);
@@ -1796,6 +1795,26 @@ static unsigned countMCSymbolRefExpr(const MCExpr *Expr) {
   return 0;
 }
 
+static bool isEvaluated(const MCExpr *Expr) {
+  switch (Expr->getKind()) {
+  case MCExpr::Constant:
+    return true;
+  case MCExpr::SymbolRef:
+    return (cast<MCSymbolRefExpr>(Expr)->getKind() != MCSymbolRefExpr::VK_None);
+  case MCExpr::Binary: {
+    const MCBinaryExpr *BE = cast<MCBinaryExpr>(Expr);
+    if (!isEvaluated(BE->getLHS()))
+      return false;
+    return isEvaluated(BE->getRHS());
+  }
+  case MCExpr::Unary:
+    return isEvaluated(cast<MCUnaryExpr>(Expr)->getSubExpr());
+  case MCExpr::Target:
+    return true;
+  }
+  return false;
+}
+
 bool MipsAsmParser::processInstruction(MCInst &Inst, SMLoc IDLoc,
                                        MCStreamer &Out,
                                        const MCSubtargetInfo *STI) {
@@ -6094,26 +6113,6 @@ bool MipsAsmParser::parseOperand(OperandVector &Operands, StringRef Mnemonic) {
   return true;
 }
 
-bool MipsAsmParser::isEvaluated(const MCExpr *Expr) {
-  switch (Expr->getKind()) {
-  case MCExpr::Constant:
-    return true;
-  case MCExpr::SymbolRef:
-    return (cast<MCSymbolRefExpr>(Expr)->getKind() != MCSymbolRefExpr::VK_None);
-  case MCExpr::Binary: {
-    const MCBinaryExpr *BE = cast<MCBinaryExpr>(Expr);
-    if (!isEvaluated(BE->getLHS()))
-      return false;
-    return isEvaluated(BE->getRHS());
-  }
-  case MCExpr::Unary:
-    return isEvaluated(cast<MCUnaryExpr>(Expr)->getSubExpr());
-  case MCExpr::Target:
-    return true;
-  }
-  return false;
-}
-
 bool MipsAsmParser::ParseRegister(unsigned &RegNo, SMLoc &StartLoc,
                                   SMLoc &EndLoc) {
   SmallVector<std::unique_ptr<MCParsedAsmOperand>, 1> Operands;