Package soot.jimple

Examples of soot.jimple.InstanceFieldRef

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                        if (debug) {
                            System.out
                                    .println("is assignment to Instance FieldRef");
                        }

                        InstanceFieldRef r = (InstanceFieldRef) stmt
                                .getLeftOp();
                        SootField field = r.getField();

                        if (r.getBase().getType() instanceof RefType) {
                            RefType type = (RefType) r.getBase().getType();

                            //System.out.println("BaseType = " + type);
                            if (SootUtilities.derivesFrom(type.getSootClass(),
                                    PtolemyUtilities.tokenClass)) {
                                if (debug) {
                                    System.out.println("handling " + unit
                                            + " token operation");
                                }

                                // We have a reference to a field of a token class.
                                Local baseLocal = (Local) r.getBase();
                                Local instanceLocal = _getInstanceLocal(body,
                                        baseLocal, field, localToFieldToLocal,
                                        debug);

                                if (debug) {
                                    System.out.println("instanceLocal = "
                                            + instanceLocal);
                                }

                                if (instanceLocal != null) {
                                    stmt.getLeftOpBox().setValue(instanceLocal);
                                    doneSomething = true;
                                }
                            }
                        }
                    } else if (stmt.getRightOp() instanceof InstanceFieldRef) {
                        // Replace references to fields of tokens.
                        if (debug) {
                            System.out
                                    .println("is assignment from Instance FieldRef");
                        }

                        InstanceFieldRef r = (InstanceFieldRef) stmt
                                .getRightOp();
                        SootField field = r.getField();

                        if (r.getBase().getType() instanceof RefType) {
                            RefType type = (RefType) r.getBase().getType();

                            //System.out.println("BaseType = " + type);
                            if (SootUtilities.derivesFrom(type.getSootClass(),
                                    PtolemyUtilities.tokenClass)) {
                                if (debug) {
                                    System.out.println("handling " + unit
                                            + " token operation");
                                }

                                // We have a reference to a field of a token class.
                                Local baseLocal = (Local) r.getBase();
                                Local instanceLocal = _getInstanceLocal(body,
                                        baseLocal, field, localToFieldToLocal,
                                        debug);

                                if (debug) {
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                        Stmt stmt = (Stmt) units.getLast();

                        while (!stmt.equals(units.getFirst())) {
                            if (stmt instanceof DefinitionStmt
                                    && ((DefinitionStmt) stmt).getLeftOp() instanceof InstanceFieldRef) {
                                InstanceFieldRef ref = (InstanceFieldRef) ((DefinitionStmt) stmt)
                                        .getLeftOp();

                                if ((ref.getField() == field)
                                        && (fieldValue == null)) {
                                    fieldValue = ((DefinitionStmt) stmt)
                                            .getRightOp();
                                    break;
                                } else if (fieldValue != null) {
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                    ValueBox box = (ValueBox) boxes.next();
                    Value value = box.getValue();

                    if (value instanceof InstanceFieldRef) {
                        // Fix references to fields
                        InstanceFieldRef r = (InstanceFieldRef) value;

                        if (object != analysis.getObject((Local) r.getBase())) {
                            //                             System.out.println("object = " + object);
                            //                             System.out.println("analysis object = " + analysis.getObject((Local)r.getBase()));
                            //                             System.out.println("not equal!");
                            continue;
                        }

                        if (SootUtilities.derivesFrom(oldClass, r.getField()
                                .getDeclaringClass())
                                && newClass.declaresFieldByName(r.getField()
                                        .getName())) {
                            r.setFieldRef(newClass.getFieldByName(
                                    r.getField().getName()).makeRef());

                            //   System.out.println("fieldRef = " +
                            //              box.getValue());
                            //       } else if (r.getField().getDeclaringClass().getName()
                            //                                 .startsWith(oldClass.getName())) {
                            //                             SootClass changeClass =
                            //                                 _getInnerClassCopy(oldClass,
                            //                                         r.getField().getDeclaringClass(),
                            //                                         newClass);
                            //                             r.setField(changeClass.getFieldByName(
                            //                                     r.getField().getName()));
                        }
                    } else if (value instanceof CastExpr) {
                        // Fix casts
                        CastExpr r = (CastExpr) value;

                        try {
                            if (object != analysis.getObject((Local) r.getOp())) {
                                continue;
                            }
                        } catch (Exception ex) {
                            if (_debug) {
                                System.out.println("Exception on cast = " + ex);
                            }

                            continue;
                        }

                        Type type = r.getType();

                        if (type instanceof RefType) {
                            SootClass refClass = ((RefType) type)
                                    .getSootClass();

                            if (refClass == oldClass) {
                                r.setCastType(RefType.v(newClass));

                                //    System.out.println("newValue = " +
                                //        box.getValue());
                                //                             } else if (refClass.getName().startsWith(
                                //                                     oldClass.getName())) {
                                //                                 SootClass changeClass =
                                //                                     _getInnerClassCopy(oldClass,
                                //                                             refClass, newClass);
                                //                                 r.setCastType(RefType.v(changeClass));
                            }
                        }

                        //     } else if (value instanceof ThisRef) {
                        //                         // Fix references to 'this'
                        //                         ThisRef r = (ThisRef)value;
                        //                         Type type = r.getType();
                        //                         if (type instanceof RefType &&
                        //                                 ((RefType)type).getSootClass() == oldClass) {
                        //                             box.setValue(Jimple.v().newThisRef(
                        //                                     RefType.v(newClass)));
                        //                         }
                        //                     } else if (value instanceof ParameterRef) {
                        //                         // Fix references to a parameter
                        //                         ParameterRef r = (ParameterRef)value;
                        //                         Type type = r.getType();
                        //                         if (type instanceof RefType &&
                        //                                 ((RefType)type).getSootClass() == oldClass) {
                        //                             box.setValue(Jimple.v().newParameterRef(
                        //                                     RefType.v(newClass), r.getIndex()));
                        //                         }
                    } else if (value instanceof InstanceInvokeExpr) {
                        // Fix up the method invokes.
                        InstanceInvokeExpr r = (InstanceInvokeExpr) value;

                        try {
                            if (object != analysis.getObject((Local) r
                                    .getBase())) {
                                //                                 System.out.println("object = " + object);
                                //                                 System.out.println("analysis object = " + analysis.getObject((Local)r.getBase()));
                                //                                 System.out.println("not equal!");
                                continue;
                            }
                        } catch (Exception ex) {
                            if (_debug) {
                                System.out.println("Exception on invoke = "
                                        + ex);
                            }

                            continue;
                        }

                        if (SootUtilities.derivesFrom(oldClass, r.getMethod()
                                .getDeclaringClass())) {
                            if (newClass.declaresMethod(r.getMethod()
                                    .getSubSignature())) {
                                SootMethod replacementMethod = newClass
                                        .getMethod(r.getMethod()
                                                .getSubSignature());
                                r.setMethodRef(replacementMethod.makeRef());
                            }

                            //                         } else if (r.getMethod().getDeclaringClass().getName().
                            //                                 startsWith(oldClass.getName())) {
                            //                             SootClass changeClass =
                            //                                 _getInnerClassCopy(oldClass,
                            //                                         r.getMethod().getDeclaringClass(),
                            //                                         newClass);
                            //                             r.setMethod(changeClass.getMethod(
                            //                                     r.getMethod().getSubSignature()));
                        }
                    } else if (value instanceof NewExpr) {
                        // Fix up the object creations.
                        NewExpr r = (NewExpr) value;

                        if (!(unit instanceof AssignStmt)) {
                            continue;
                        }

                        AssignStmt stmt = (AssignStmt) unit;

                        try {
                            if (object != analysis.getObject((Local) stmt
                                    .getLeftOp())) {
                                continue;
                            }
                        } catch (Exception ex) {
                            if (_debug) {
                                System.out.println("Exception on new = " + ex);
                            }

                            continue;
                        }

                        if (r.getBaseType().getSootClass() == oldClass) {
                            r.setBaseType(RefType.v(newClass));

                            //   System.out.println("newValue = " +
                            //           box.getValue());
                            //                         } else if (r.getBaseType().getSootClass().getName().
                            //                                 startsWith(oldClass.getName())) {
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                    ValueBox box = (ValueBox) boxes.next();
                    Value value = box.getValue();

                    if (value instanceof InstanceFieldRef) {
                        // Fix references to fields
                        InstanceFieldRef r = (InstanceFieldRef) value;
                        // System.out.println("instanceFieldRef unit " + unit);

                        // First fix the types of references to the
                        // fields we changed.
                        String signature = r.getFieldRef().getSignature();
                        if (oldSignatureToFieldMap.containsKey(signature)) {
                            // System.out.println("comparing " + signature);
                            r.setFieldRef(((SootField) oldSignatureToFieldMap
                                    .get(signature)).makeRef());
                        }
                    }
                }
            }
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                    if (unit.containsFieldRef()) {
                        ValueBox box = unit.getFieldRefBox();
                        Value value = box.getValue();

                        if (value instanceof InstanceFieldRef) {
                            InstanceFieldRef fieldRef = (InstanceFieldRef) value;
                            SootField field = fieldRef.getField();

                            // Turn off debugging..
                            if (field.getSubSignature().equals(
                                    PtolemyUtilities.debuggingField
                                            .getSubSignature())) {
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                    if (pair.getUnit() instanceof DefinitionStmt) {
                        DefinitionStmt useStmt = (DefinitionStmt) pair
                                .getUnit();

                        if (useStmt.getLeftOp() instanceof InstanceFieldRef) {
                            InstanceFieldRef leftOp = ((InstanceFieldRef) useStmt
                                    .getLeftOp());
                            return (Local) leftOp.getBase();
                        }
                    }
                }

                throw new RuntimeException(
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                        System.out.println("fixing invoke = " + expr);
                        box.setValue(Jimple.v().newStaticInvokeExpr(
                                expr.getMethod().makeRef(), expr.getArgs()));
                    }
                } else if (box.getValue() instanceof InstanceFieldRef) {
                    InstanceFieldRef expr = (InstanceFieldRef) box.getValue();
                    Local local = (Local) expr.getBase();

                    if (local == thisLocal) {
                        System.out.println("fixing field = " + expr);
                        box.setValue(Jimple.v().newStaticFieldRef(
                                expr.getField().makeRef()));
                    }
                }
            }

            // Fix synchronization locks.  Anything synchronized on this
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            for (Iterator useBoxes = body.getUseAndDefBoxes().iterator(); useBoxes
                    .hasNext();) {
                ValueBox box = (ValueBox) useBoxes.next();

                if (box.getValue() instanceof InstanceFieldRef) {
                    InstanceFieldRef expr = (InstanceFieldRef) box.getValue();

                    if (expr.getField() == field) {
                        System.out.println("fixing field = " + expr);
                        box.setValue(Jimple.v().newStaticFieldRef(
                                expr.getField().makeRef()));
                    }
                }
            }
        }
    }
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            // another attribute...  In such cases, we need to work
            // backwards to get to an entity, so we can find the
            // correct port.  Walk back and get the definition of the
            // field.
            DefinitionStmt definition = _getFieldDef(baseLocal, unit, localDefs);
            InstanceFieldRef fieldRef = (InstanceFieldRef) definition
                    .getRightOp();
            SootField baseField = fieldRef.getField();
            _replaceGetAttributeMethod(theClass, body, box, (Local) fieldRef
                    .getBase(), baseField.getName() + "." + name, definition,
                    localDefs);

            //baseField.getDeclaringClass().getFieldByName(
            //    baseField.getName() + "_" + name);
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                return NullConstant.v();
            }
        } else {
            // Walk back and get the definition of the field.
            DefinitionStmt definition = _getFieldDef(baseLocal, unit, localDefs);
            InstanceFieldRef fieldRef = (InstanceFieldRef) definition
                    .getRightOp();
            SootField baseField = fieldRef.getField();
            System.out.println("baseField = " + baseField);

            SootField portField = baseField.getDeclaringClass().getFieldByName(
                    baseField.getName() + "_" + name);
            return Jimple.v().newInstanceFieldRef(baseLocal,
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Related Classes of soot.jimple.InstanceFieldRef

  • ptolemy.copernicus.java.FieldOptimizationTransformer
  • ptolemy.copernicus.java.FieldsForAttributesTransformer
  • ptolemy.copernicus.java.FieldsForPortsTransformer
  • ptolemy.copernicus.java.InlineParameterTransformer
  • ptolemy.copernicus.java.NamedObjEliminator
  • ptolemy.copernicus.java.ReplaceComplexParameters
  • ptolemy.copernicus.java.TokenToNativeTransformer
  • ptolemy.copernicus.kernel.SootUtilities
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