/* * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code 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 Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package jdk.nashorn.internal.codegen.types; import jdk.internal.org.objectweb.asm.MethodVisitor; /** * Bitwise operations not supported by all types */ interface BytecodeBitwiseOps { /** * Pop and logically shift the two values on top of the stack (steps, value) * right and push the result on the stack * * @param method method visitor * @return result type */ Type shr(MethodVisitor method); /** * Pop and arithmetically shift of the two values on top of the stack * (steps, value) right and push the result on the stack * * @param method method visitor * @return result type */ Type sar(MethodVisitor method); /** * Pop and logically shift of the two values on top of the stack (steps, * value) left and push the result on the stack * * @param method method visitor * @return result type */ Type shl(MethodVisitor method); /** * Pop and AND the two values on top of the stack and push the result on the * stack * * @param method method visitor * @return result type */ Type and(MethodVisitor method); /** * Pop and OR the two values on top of the stack and push the result on the * stack * * @param method method visitor * @return result type */ Type or(MethodVisitor method); /** * Pop and XOR the two values on top of the stack and push the result on the * stack * * @param method method visitor * @return result type */ Type xor(MethodVisitor method); /** * Comparison with int return value, e.g. LCMP. * * @param method the method visitor * @return int return value */ Type cmp(MethodVisitor method); }