Package com.google.gwt.dev.jjs.ast

Examples of com.google.gwt.dev.jjs.ast.JPrimitiveType

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        }
      }
    }

    private JExpression convertString(JExpression expr) {
      JPrimitiveType charType = program.getTypePrimitiveChar();
      if (expr.getType() == charType) {
        if (expr instanceof JCharLiteral) {
          JCharLiteral charLit = (JCharLiteral) expr;
          return program.getLiteralString(expr.getSourceInfo(),
              new char[] {charLit.getValue()});
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        /*
         * See JLS 5.1.3: if a cast narrows from one type to another, we must
         * call a narrowing conversion function. EXCEPTION: we currently have no
         * way to narrow double to float, so don't bother.
         */
        JPrimitiveType tByte = program.getTypePrimitiveByte();
        JPrimitiveType tChar = program.getTypePrimitiveChar();
        JPrimitiveType tShort = program.getTypePrimitiveShort();
        JPrimitiveType tInt = program.getTypePrimitiveInt();
        JPrimitiveType tLong = program.getTypePrimitiveLong();
        JPrimitiveType tFloat = program.getTypePrimitiveFloat();
        JPrimitiveType tDouble = program.getTypePrimitiveDouble();
        JType fromType = expr.getType();

        String methodName = null;

        if (tLong == fromType && tLong != toType) {
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           * Upcast the initializer so that the semantics of any arithmetic on
           * this value is not changed.
           */
          // TODO(spoon): use Simplifier.cast to shorten this
          if ((x.getType() instanceof JPrimitiveType) && (lit instanceof JValueLiteral)) {
            JPrimitiveType xTypePrim = (JPrimitiveType) x.getType();
            lit = xTypePrim.coerceLiteral((JValueLiteral) lit);
          }
          return lit;
        }
      }
      return null;
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    if (type == exp.getType()) {
      return exp;
    }
    if ((type instanceof JPrimitiveType) && (exp instanceof JValueLiteral)) {
      // Statically evaluate casting literals.
      JPrimitiveType typePrim = (JPrimitiveType) type;
      JValueLiteral expLit = (JValueLiteral) exp;
      JValueLiteral casted = typePrim.coerceLiteral(expLit);
      if (casted != null) {
        return casted;
      }
    }
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      /*
       * See JLS 5.1.3: if a cast narrows from one type to another, we must
       * call a narrowing conversion function. EXCEPTION: we currently have no
       * way to narrow double to float, so don't bother.
       */
      JPrimitiveType tByte = program.getTypePrimitiveByte();
      JPrimitiveType tChar = program.getTypePrimitiveChar();
      JPrimitiveType tShort = program.getTypePrimitiveShort();
      JPrimitiveType tInt = program.getTypePrimitiveInt();
      JPrimitiveType tLong = program.getTypePrimitiveLong();
      JPrimitiveType tFloat = program.getTypePrimitiveFloat();
      JPrimitiveType tDouble = program.getTypePrimitiveDouble();
      JType fromType = expr.getType();

      String methodName = null;

      if (tLong == fromType && tLong != toType) {
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      JType elementType = arrayType.getElementType();
      return elementType instanceof JPrimitiveType || canBeInstantiatedInJavaScript(elementType);
    }

    private JMethod getStringValueOfCharMethod() {
      JPrimitiveType charType = program.getTypePrimitiveChar();
      JClassType stringType = program.getTypeJavaLangString();
      if (stringValueOfChar != null) {
        return stringValueOfChar;
      }
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    /**
     * Handle special rescues needed implicitly to support concat.
     */
    private void rescueByConcat(JType type) {
      JPrimitiveType charType = program.getTypePrimitiveChar();
      JClassType stringType = program.getTypeJavaLangString();
      if (type instanceof JReferenceType
          && !program.typeOracle.canTriviallyCast((JReferenceType) type, stringType)
          && type != program.getTypeNull()) {
        /*
 
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    /**
     * Handle special rescues needed implicitly to support concat.
     */
    private void rescueByConcat(JType type) {
      JClassType stringType = program.getTypeJavaLangString();
      JPrimitiveType charType = program.getTypePrimitiveChar();
      if (type instanceof JReferenceType && type != stringType) {
        /*
         * Any reference types (except String, which works by default) that take
         * part in a concat must rescue java.lang.Object.toString().
         */
 
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        }
      }
    }

    private JExpression convertCharString(JExpression expr) {
      JPrimitiveType charType = program.getTypePrimitiveChar();
      if (expr.getType() == charType) {
        // Replace the character with a call to Cast.charToString()
        if (stringValueOfChar == null) {
          stringValueOfChar = program.getSpecialMethod("Cast.charToString");
          assert (stringValueOfChar != null);
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         * See JLS 5.1.3: if a cast narrows from one type to another, we must
         * call a narrowing conversion function. EXCEPTION: we currently have no
         * way to narrow double to float, so don't bother.
         */
        boolean narrow = false, round = false;
        JPrimitiveType tByte = program.getTypePrimitiveByte();
        JPrimitiveType tChar = program.getTypePrimitiveChar();
        JPrimitiveType tShort = program.getTypePrimitiveShort();
        JPrimitiveType tInt = program.getTypePrimitiveInt();
        JPrimitiveType tLong = program.getTypePrimitiveLong();
        JPrimitiveType tFloat = program.getTypePrimitiveFloat();
        JPrimitiveType tDouble = program.getTypePrimitiveDouble();
        JType fromType = x.getExpr().getType();
        if (tByte == fromType) {
          if (tChar == toType) {
            narrow = true;
          }
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Related Classes of com.google.gwt.dev.jjs.ast.JPrimitiveType

  • com.google.gwt.dev.jjs.impl.AutoboxUtils
  • com.google.gwt.dev.jjs.impl.CastNormalizer$ConcatVisitor
  • com.google.gwt.dev.jjs.impl.CastNormalizer$ReplaceTypeChecksVisitor
  • com.google.gwt.dev.jjs.impl.ControlFlowAnalyzer$RescueVisitor
  • com.google.gwt.dev.jjs.impl.DeadCodeElimination$DeadCodeVisitor
  • com.google.gwt.dev.jjs.impl.GenerateJavaAST$JavaASTGenerationVisitor
  • com.google.gwt.dev.jjs.impl.ImplementCastsAndTypeChecks$ReplaceTypeChecksVisitor
  • com.google.gwt.dev.jjs.impl.LongCastNormalizer$ImplicitCastVisitor
  • com.google.gwt.dev.jjs.impl.Pruner$RescueVisitor
  • com.google.gwt.dev.jjs.impl.Simplifier
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