Examples of com.google.gwt.dev.jjs.ast.js.JMultiExpression

com.google.gwt.dev.jjs.ast.js.JMultiExpression
Represents multiple ordered expressions as a single compound expression.

       * irrelevant. We can inline the constant, if any, but we might also need
       * to evaluate an instance and run a clinit.
       */
      // We can inline the constant, but we might also need to evaluate an
      // instance and run a clinit.
      JMultiExpression multi = new JMultiExpression(x.getSourceInfo());


      JExpression instance = x.getInstance();
      if (instance != null) {
        multi.exprs.add(instance);
      }

View Full Code Here

       */
      if (ignoringExpressionOutput.contains(x)) {
        if (!x.getTarget().isEmpty()) {
          return;
        }
        JMultiExpression multi = new JMultiExpression(x.getSourceInfo());
        multi.exprs.addAll(x.getArgs());
        if (x.hasClinit()) {
          multi.exprs.add(createClinitCall(x.getSourceInfo(),
              x.getTarget().getEnclosingType()));
        }

View Full Code Here


    // maybeJsoInvocation = this$static
    JExpression instance = polyMethodCall.getInstance();
    JLocal temp = JProgram.createLocal(sourceInfo, "maybeJsoInvocation",
        thisParam.getType(), true, (JMethodBody) newMethod.getBody());
    JMultiExpression multi = new JMultiExpression(sourceInfo);


    // (maybeJsoInvocation = this$static, )
    multi.exprs.add(JProgram.createAssignmentStmt(sourceInfo,
        new JLocalRef(sourceInfo, temp),
        new JParameterRef(sourceInfo, thisParam)).getExpr());

View Full Code Here

    }


    private JExpression makeReplacementForAssignment(SourceInfo info,
        JVariableRef variableRef, JExpression rhs) {
      // Replace with a multi, which may wind up empty.
      JMultiExpression multi = new JMultiExpression(info);


      // If the lhs is a field ref, evaluate it first.
      if (variableRef instanceof JFieldRef) {
        JFieldRef fieldRef = (JFieldRef) variableRef;
        JExpression instance = fieldRef.getInstance();

View Full Code Here


    private void replaceForPrunedParameters(JMethodCall x, JMethodCall newCall,
        Context ctx) {
      assert !x.getTarget().canBePolymorphic();
      List<JParameter> originalParams = methodToOriginalParamsMap.get(x.getTarget());
      JMultiExpression currentMulti = null;
      for (int i = 0, c = x.getArgs().size(); i < c; ++i) {
        JExpression arg = x.getArgs().get(i);
        JParameter param = null;
        if (i < originalParams.size()) {
          param = originalParams.get(i);
        }


        if (param != null && referencedNonTypes.contains(param)) {
          // If there is an existing multi, terminate it.
          if (currentMulti != null) {
            currentMulti.exprs.add(arg);
            newCall.addArg(currentMulti);
            currentMulti = null;
          } else {
            newCall.addArg(arg);
          }
        } else if (arg.hasSideEffects()) {
          // The argument is only needed for side effects, add it to a multi.
          if (currentMulti == null) {
            currentMulti = new JMultiExpression(x.getSourceInfo());
          }
          currentMulti.exprs.add(arg);
        }
      }

View Full Code Here

     * ensures that clinits maintain the same execution order relative to
     * parameters in deeply-inlined scenarios.
     */
    // (a, b).foo() --> (a, foo(b))
    if (x.getInstance() instanceof JMultiExpression) {
      JMultiExpression multi = (JMultiExpression) x.getInstance();
      int lastIndex = multi.exprs.size() - 1;
      newCall.addArg(multi.exprs.get(lastIndex));
      newCall.addArgs(x.getArgs());
      multi.exprs.set(lastIndex, newCall);
      return multi;

View Full Code Here

    return false;
  }


  @Override
  public boolean visit(JMultiExpression x, Context ctx) {
    JMultiExpression multi = new JMultiExpression(x.getSourceInfo());
    multi.exprs.addAll(cloneExpressions(x.exprs));
    expression = multi;
    return false;
  }

View Full Code Here

       * must be computed twice, we have to replace any left-hand side
       * expressions that could have side effects with temporaries, so that they
       * are only run once.
       */
      ReplaceSideEffectsInLvalue replacer = new ReplaceSideEffectsInLvalue(
          new JMultiExpression(x.getSourceInfo()));
      JExpression newLhs = replacer.accept(x.getLhs());


      JExpression operation = new JBinaryOperation(x.getSourceInfo(),
          newLhs.getType(), op.getNonAssignmentOf(), newLhs, x.getRhs());
      operation = modifyResultOperation((JBinaryOperation) operation);
      
      // newLhs is cloned below because it was used in operation
      JBinaryOperation asg = new JBinaryOperation(x.getSourceInfo(), newLhs.getType(),
          JBinaryOperator.ASG, cloner.cloneExpression(newLhs),
          operation);


      JMultiExpression multiExpr = replacer.getMultiExpr();
      if (multiExpr.exprs.isEmpty()) {
        // just use the split assignment expression
        ctx.replaceMe(asg);
      } else {
        // add the assignment as the last item in the multi

View Full Code Here


      // Convert into a comma operation, such as:
      // (t = x, x += 1, t)


      // First, replace the arg with a non-side-effect causing one.
      JMultiExpression multi = new JMultiExpression(x.getSourceInfo());
      ReplaceSideEffectsInLvalue replacer = new ReplaceSideEffectsInLvalue(
          multi);
      JExpression newArg = replacer.accept(x.getArg());


      JExpression expressionReturn = expressionToReturn(newArg);

View Full Code Here

          possibleToInline = false;
        } else if (!body.getLocals().isEmpty()) {
          // methods with local variables cannot be inlined
          possibleToInline = false;
        } else {
          JMultiExpression multi = createMultiExpressionFromBody(body,
              ignoringReturnValueFor == x);
          if (multi != null) {
            possibleToInline = tryInlineExpression(x, ctx, multi);
          }
        }

View Full Code Here

0 1 2 3 4 5 6 7 8 9

TOP

Related Classes of com.google.gwt.dev.jjs.ast.js.JMultiExpression

com.google.gwt.dev.jjs.ast.JExpression

com.google.gwt.dev.jjs.impl.CloneExpressionVisitor

com.google.gwt.dev.jjs.impl.CompoundAssignmentNormalizer$BreakupAssignOpsVisitor

com.google.gwt.dev.jjs.impl.DeadCodeElimination$DeadCodeVisitor

com.google.gwt.dev.jjs.impl.GwtAstBuilder

com.google.gwt.dev.jjs.impl.JavaScriptObjectNormalizer$NormalizeVisitor

com.google.gwt.dev.jjs.impl.JjsUtils

com.google.gwt.dev.jjs.impl.JsoDevirtualizer

com.google.gwt.dev.jjs.impl.MakeCallsStatic

com.google.gwt.dev.jjs.impl.MakeCallsStatic$StaticCallConverter

All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.