UnaryOp.java revision d6c77efc0b187577dd7956070adfc7c335f65698 
1/*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.google.dexmaker;
18
19import com.android.dx.rop.code.Rop;
20import com.android.dx.rop.code.Rops;
21
22/**
23 * An operation on one value.
24 */
25public enum UnaryOp {
26
27    /** {@code ~a}. Supports int and long. */
28    NOT() {
29        @Override Rop rop(TypeId<?> type) {
30            return Rops.opNot(type.ropType);
31        }
32    },
33
34    /** {@code -a}. Supports int, long, float and double. */
35    NEGATE() {
36        @Override Rop rop(TypeId<?> type) {
37            return Rops.opNeg(type.ropType);
38        }
39    };
40
41    abstract Rop rop(TypeId<?> type);
42}
43