1f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project/* 2f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Copyright (C) 2007 The Android Open Source Project 3f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 4f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 5f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * you may not use this file except in compliance with the License. 6f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * You may obtain a copy of the License at 7f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 8f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 9f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 10f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 11f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 12f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * See the License for the specific language governing permissions and 14f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * limitations under the License. 15f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 16f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 17de75089fb7216d19e9c22cce4dc62a49513477d3Carl Shapiropublic class Blort 18f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project{ 19f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 20f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * This method requires the edge-splitter to add a node 21f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * to get to the finally block, since there are 22f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * two exception sources. 23de75089fb7216d19e9c22cce4dc62a49513477d3Carl Shapiro * 24f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 25f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public int edgeSplitPredTest(int x) { 26f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project int y = 1; 27f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 28f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project try { 29f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project Integer.toString(x); 30f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project Integer.toString(x); 31f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project y++; 32f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } finally { 33f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return y; 34f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 35f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 36f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 37f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 38f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * just because this should do nothing 39f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 40f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project void voidFunction() { 41f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 42f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 43f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 44f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Current SSA form requires each move-exception block to have 45f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * a unique predecessor 46f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 47f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project void edgeSplitMoveException() { 48de75089fb7216d19e9c22cce4dc62a49513477d3Carl Shapiro try { 49f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project hashCode(); 50f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project hashCode(); 51f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } catch (Throwable tr) { 52f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 53f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 54f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 55f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 56f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Presently, any basic block ending in an instruction with 57f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * a result needs to have a unique successor. This appies 58f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * only to the block between the switch instruction and the return 59f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * in this case. 60f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 61f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project int edgeSplitSuccessor(int x) { 62f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project int y = 0; 63de75089fb7216d19e9c22cce4dc62a49513477d3Carl Shapiro 64f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project switch(x) { 65f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project case 1: y++; 66f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project break; 67f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project case 2: y++; 68f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project break; 69f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project case 3: y++; 70f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project break; 71f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 72f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return y; 73f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 74f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project} 75