soot.javaToJimple.StrictFPPropagator Maven / Gradle / Ivy
package soot.javaToJimple;
/*-
* #%L
* Soot - a J*va Optimization Framework
* %%
* Copyright (C) 2004 Jennifer Lhotak
* %%
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, either version 2.1 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Lesser Public License for more details.
*
* You should have received a copy of the GNU General Lesser Public
* License along with this program. If not, see
* .
* #L%
*/
public class StrictFPPropagator extends polyglot.visit.NodeVisitor {
boolean strict = false;
public StrictFPPropagator(boolean val) {
strict = val;
}
public polyglot.visit.NodeVisitor enter(polyglot.ast.Node parent, polyglot.ast.Node n) {
if (n instanceof polyglot.ast.ClassDecl) {
if (((polyglot.ast.ClassDecl) n).flags().isStrictFP()) {
return new StrictFPPropagator(true);
}
}
if (n instanceof polyglot.ast.LocalClassDecl) {
if (((polyglot.ast.LocalClassDecl) n).decl().flags().isStrictFP()) {
return new StrictFPPropagator(true);
}
}
if (n instanceof polyglot.ast.MethodDecl) {
if (((polyglot.ast.MethodDecl) n).flags().isStrictFP()) {
return new StrictFPPropagator(true);
}
}
if (n instanceof polyglot.ast.ConstructorDecl) {
if (((polyglot.ast.ConstructorDecl) n).flags().isStrictFP()) {
return new StrictFPPropagator(true);
}
}
return this;
}
public polyglot.ast.Node leave(polyglot.ast.Node old, polyglot.ast.Node n, polyglot.visit.NodeVisitor nodeVisitor) {
if (n instanceof polyglot.ast.MethodDecl) {
polyglot.ast.MethodDecl decl = (polyglot.ast.MethodDecl) n;
if (strict && !decl.flags().isAbstract() && !decl.flags().isStrictFP()) {
// System.out.println("changing method decl "+decl);
decl = decl.flags(decl.flags().StrictFP());
// System.out.println("changed decl: "+decl);
return decl;
}
}
if (n instanceof polyglot.ast.ConstructorDecl) {
polyglot.ast.ConstructorDecl decl = (polyglot.ast.ConstructorDecl) n;
if (strict && !decl.flags().isAbstract() && !decl.flags().isStrictFP()) {
return decl.flags(decl.flags().StrictFP());
}
}
if (n instanceof polyglot.ast.LocalClassDecl) {
polyglot.ast.LocalClassDecl decl = (polyglot.ast.LocalClassDecl) n;
if (decl.decl().flags().isStrictFP()) {
return decl.decl().flags(decl.decl().flags().clearStrictFP());
}
}
if (n instanceof polyglot.ast.ClassDecl) {
polyglot.ast.ClassDecl decl = (polyglot.ast.ClassDecl) n;
if (decl.flags().isStrictFP()) {
return decl.flags(decl.flags().clearStrictFP());
}
}
return n;
}
}