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comparison graal/GraalCompiler/src/com/sun/c1x/debug/IdealGraphPrinter.java @ 2810:6fb5a1bf819f

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Hide back edges from the output.
author Thomas Wuerthinger <thomas@wuerthinger.net>
date Mon, 30 May 2011 15:03:04 +0200
parents b003ea36fa12
children 878bbf7dbf31
comparison
equal deleted inserted replaced
2809:b003ea36fa12 2810:6fb5a1bf819f
26 import java.util.*; 26 import java.util.*;
27 import java.util.Map.Entry; 27 import java.util.Map.Entry;
28 28
29 import com.oracle.graal.graph.*; 29 import com.oracle.graal.graph.*;
30 import com.oracle.max.graal.schedule.*; 30 import com.oracle.max.graal.schedule.*;
31 import com.sun.c1x.ir.*;
31 32
32 /** 33 /**
33 * Generates a representation of {@link Graph Graphs} that can be visualized and inspected with the <a 34 * Generates a representation of {@link Graph Graphs} that can be visualized and inspected with the <a
34 * href="http://kenai.com/projects/igv">Ideal Graph Visualizer</a>. 35 * href="http://kenai.com/projects/igv">Ideal Graph Visualizer</a>.
35 */ 36 */
197 198
198 private void printBlock(Block block) { 199 private void printBlock(Block block) {
199 stream.printf(" <block name='%d'>%n", block.blockID()); 200 stream.printf(" <block name='%d'>%n", block.blockID());
200 stream.printf(" <successors>%n"); 201 stream.printf(" <successors>%n");
201 for (Block sux : block.getSuccessors()) { 202 for (Block sux : block.getSuccessors()) {
202 stream.printf(" <successor name='%d'/>%n", sux.blockID()); 203 if (sux.firstNode() instanceof LoopBegin && block.lastNode() instanceof LoopEnd) {
204 // Skip back edges.
205 } else {
206 stream.printf(" <successor name='%d'/>%n", sux.blockID());
207 }
203 } 208 }
204 stream.printf(" </successors>%n"); 209 stream.printf(" </successors>%n");
205 stream.printf(" <nodes>%n"); 210 stream.printf(" <nodes>%n");
206 for (Node node : block.getInstructions()) { 211 for (Node node : block.getInstructions()) {
207 stream.printf(" <node id='%d'/>%n", node.id()); 212 stream.printf(" <node id='%d'/>%n", node.id());