1 /*
   2  * Copyright (c) 2009, 2011, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 package com.sun.hotspot.tools.compiler;
  26 
  27 import java.io.PrintStream;
  28 import java.util.ArrayList;
  29 import java.util.List;
  30 
  31 public class CallSite {
  32 
  33     private int bci;
  34     private Method method;
  35     private int count;
  36     private String receiver;
  37     private int receiver_count;
  38     private String reason;
  39     private List<CallSite> calls;
  40     private int endNodes;
  41     private int endLiveNodes;
  42     private double timeStamp;
  43 
  44     CallSite() {
  45     }
  46 
  47     CallSite(int bci, Method m) {
  48         this.bci = bci;
  49         this.method = m;
  50     }
  51 
  52     void add(CallSite site) {
  53         if (getCalls() == null) {
  54             setCalls(new ArrayList<CallSite>());
  55         }
  56         getCalls().add(site);
  57     }
  58 
  59     CallSite last() {
  60         return last(-1);
  61     }
  62 
  63     CallSite last(int fromEnd) {
  64         return getCalls().get(getCalls().size() + fromEnd);
  65     }
  66 
  67     public String toString() {
  68         StringBuilder sb = new StringBuilder();
  69         if (getReason() == null) {
  70             sb.append("  @ " + getBci() + " " + getMethod());
  71         } else {
  72             sb.append("- @ " + getBci() + " " + getMethod() + " " + getReason());
  73         }
  74         sb.append("\n");
  75         if (getCalls() != null) {
  76             for (CallSite site : getCalls()) {
  77                 sb.append(site);
  78                 sb.append("\n");
  79             }
  80         }
  81         return sb.toString();
  82     }
  83 
  84     public void print(PrintStream stream) {
  85         print(stream, 0);
  86     }
  87 
  88     void emit(PrintStream stream, int indent) {
  89         for (int i = 0; i < indent; i++) {
  90             stream.print(' ');
  91         }
  92     }
  93     private static boolean compat = true;
  94 
  95     public void print(PrintStream stream, int indent) {
  96         emit(stream, indent);
  97         String m = getMethod().getHolder().replace('/', '.') + "::" + getMethod().getName();
  98         if (getReason() == null) {
  99             stream.print("  @ " + getBci() + " " + m + " (" + getMethod().getBytes() + " bytes)");
 100 
 101         } else {
 102             if (isCompat()) {
 103                 stream.print("  @ " + getBci() + " " + m + " " + getReason());
 104             } else {
 105                 stream.print("- @ " + getBci() + " " + m +
 106                         " (" + getMethod().getBytes() + " bytes) " + getReason());
 107             }
 108         }
 109         if (getEndNodes() > 0) {
 110             stream.printf(" (end time: %6.4f nodes: %d live: %d)", getTimeStamp(), getEndNodes(), getEndLiveNodes());
 111         }
 112         stream.println("");
 113         if (getReceiver() != null) {
 114             emit(stream, indent + 4);
 115             //                 stream.println("type profile " + method.holder + " -> " + receiver + " (" +
 116             //                                receiver_count + "/" + count + "," + (receiver_count * 100 / count) + "%)");
 117             stream.println("type profile " + getMethod().getHolder() + " -> " + getReceiver() + " (" +
 118                     (getReceiverCount() * 100 / getCount()) + "%)");
 119         }
 120         if (getCalls() != null) {
 121             for (CallSite site : getCalls()) {
 122                 site.print(stream, indent + 2);
 123             }
 124         }
 125     }
 126 
 127     public int getBci() {
 128         return bci;
 129     }
 130 
 131     public void setBci(int bci) {
 132         this.bci = bci;
 133     }
 134 
 135     public Method getMethod() {
 136         return method;
 137     }
 138 
 139     public void setMethod(Method method) {
 140         this.method = method;
 141     }
 142 
 143     public int getCount() {
 144         return count;
 145     }
 146 
 147     public void setCount(int count) {
 148         this.count = count;
 149     }
 150 
 151     public String getReceiver() {
 152         return receiver;
 153     }
 154 
 155     public void setReceiver(String receiver) {
 156         this.receiver = receiver;
 157     }
 158 
 159     public int getReceiverCount() {
 160         return receiver_count;
 161     }
 162 
 163     public void setReceiver_count(int receiver_count) {
 164         this.receiver_count = receiver_count;
 165     }
 166 
 167     public String getReason() {
 168         return reason;
 169     }
 170 
 171     public void setReason(String reason) {
 172         this.reason = reason;
 173     }
 174 
 175     public List<CallSite> getCalls() {
 176         return calls;
 177     }
 178 
 179     public void setCalls(List<CallSite> calls) {
 180         this.calls = calls;
 181     }
 182 
 183     public static boolean isCompat() {
 184         return compat;
 185     }
 186 
 187     public static void setCompat(boolean aCompat) {
 188         compat = aCompat;
 189     }
 190 
 191     void setEndNodes(int n) {
 192         endNodes = n;
 193     }
 194 
 195     public int getEndNodes() {
 196         return endNodes;
 197     }
 198 
 199     void setEndLiveNodes(int n) {
 200         endLiveNodes = n;
 201     }
 202 
 203     public int getEndLiveNodes() {
 204         return endLiveNodes;
 205     }
 206 
 207     void setTimeStamp(double time) {
 208         timeStamp = time;
 209     }
 210 
 211     public double getTimeStamp() {
 212         return timeStamp;
 213     }
 214 
 215 }