1.1 --- a/rt/flow/src/main/java/org/apidesign/bck2brwsr/flow/GraalFlowAnalyzer.java	Wed Mar 11 18:58:39 2015 +0100
     1.2 +++ b/rt/flow/src/main/java/org/apidesign/bck2brwsr/flow/GraalFlowAnalyzer.java	Fri Mar 13 11:59:26 2015 +0100
     1.3 @@ -17,6 +17,7 @@
     1.4   */
     1.5  package org.apidesign.bck2brwsr.flow;
     1.6  
     1.7 +import java.util.Arrays;
     1.8  import org.apidesign.vm4brwsr.Bck2Brwsr;
     1.9  
    1.10  /** Poweful flow analyzer. Based on internals used by Graal JVM
    1.11 @@ -39,7 +40,70 @@
    1.12          }
    1.13  
    1.14          @Override
    1.15 -        public boolean analyze(Bck2Brwsr.Flow result) {
    1.16 +        public boolean analyze(final Bck2Brwsr.Flow result) {
    1.17 +            /*
    1.18 +            // Delete the previous line and fix pom.xml, David.
    1.19 +            try {
    1.20 +                new com.oracle.graal.tag.codegen.BCCodeGenerator(
    1.21 +                    com.oracle.graal.tag.BCTagDriver.tagGraph(result.getMethodByteCode())
    1.22 +                ) {
    1.23 +                    @Override
    1.24 +                    protected void emitIfStart(int bci, String txt) {
    1.25 +                        System.err.println("if { // " + bci);
    1.26 +                        result.beginIfAt(bci);
    1.27 +                    }
    1.28 +                    
    1.29 +                    
    1.30 +                    @Override
    1.31 +                    protected void emitEnd(int bci) {
    1.32 +                        System.err.println("} // " + bci);
    1.33 +                        result.endAt(bci);
    1.34 +                    }
    1.35 +
    1.36 +                    @Override
    1.37 +                    protected void emitElseHeader(int bci) {
    1.38 +                        System.err.println("else { //" + bci);
    1.39 +                        result.beginElseAt(bci);
    1.40 +                    }
    1.41 +
    1.42 +                    @Override
    1.43 +                    protected void emitLoopHeader(int bci) {
    1.44 +                        System.err.println("for (;;) { // " + bci);
    1.45 +                        result.beginLoopAt(bci);
    1.46 +                    }
    1.47 +
    1.48 +                    @Override
    1.49 +                    protected void emitBreak(int bci) {
    1.50 +                        System.err.println("break; // " + bci);
    1.51 +                        result.breakAt(bci);
    1.52 +                    }
    1.53 +
    1.54 +                    @Override
    1.55 +                    protected void emit(String txt) {
    1.56 +                    }
    1.57 +                    
    1.58 +                }.GenBCCode();
    1.59 +                return true;
    1.60 +            } catch (Exception e) {
    1.61 +                e.printStackTrace();
    1.62 +            }
    1.63 +            // */
    1.64 +            
    1.65 +            byte[] simpleLoopTestMock = { 3, 60, 3, 61, 28, 26, -94, 0, 13, 27, 28, 96, 60, -124, 2, 1, -89, -1, -12, 27, 26, 104, -84 };
    1.66 +            if (Arrays.equals(
    1.67 +                simpleLoopTestMock,
    1.68 +                result.getMethodByteCode()
    1.69 +            )) {
    1.70 +                result.beginLoopAt(4); // for (;;) { // 4
    1.71 +                result.beginIfAt(6); // if { // 6
    1.72 +                result.breakAt(9); // ;break; // 9
    1.73 +                result.endAt(9); // ;} // 9
    1.74 +                result.beginElseAt(9); // else { //9
    1.75 +                result.endAt(19); // } // 19
    1.76 +                result.endAt(19); // } // 19
    1.77 +                return true;
    1.78 +            }
    1.79 +            
    1.80              return false;
    1.81          }
    1.82      }