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comparison graal/GraalCompiler/src/com/sun/c1x/debug/GraphvizPrinterObserver.java @ 2674:6ab73784566a

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* BlockBegin.predecessors changed to List<BlockEnd> * Node: add input/successor with given back edge index, allows for explicit ordering of predecessors/usages * Graphviz: PDF output, option to omit FrameStates * runscimark.sh: forward additional options to JVM
author Lukas Stadler <lukas.stadler@jku.at>
date Fri, 13 May 2011 15:18:41 +0200
parents d456b679b6de
children 4149feada801
comparison
equal deleted inserted replaced
2673:98447ab8bd83 2674:6ab73784566a
24 24
25 import java.io.*; 25 import java.io.*;
26 26
27 import com.oracle.graal.graph.*; 27 import com.oracle.graal.graph.*;
28 import com.oracle.graal.graph.vis.*; 28 import com.oracle.graal.graph.vis.*;
29 import com.sun.c1x.*;
29 import com.sun.c1x.observer.*; 30 import com.sun.c1x.observer.*;
31 import com.sun.c1x.value.*;
30 32
31 /** 33 /**
32 * Observes compilation events and uses {@link GraphvizPrinter} to produce a control flow graph in the DOT language 34 * Observes compilation events and uses {@link GraphvizPrinter} to produce a control flow graph in the DOT language
33 * which can be visualized with Graphviz. 35 * which can be visualized with Graphviz.
34 * 36 *
35 * @author Peter Hofer 37 * @author Peter Hofer
36 */ 38 */
37 public class GraphvizPrinterObserver implements CompilationObserver { 39 public class GraphvizPrinterObserver implements CompilationObserver {
38 40
41 private final boolean pdf;
39 private int n; 42 private int n;
40 43
41 public GraphvizPrinterObserver() { 44 public GraphvizPrinterObserver(boolean pdf) {
45 this.pdf = pdf;
42 } 46 }
43 47
44 public void compilationStarted(CompilationEvent event) { 48 public void compilationStarted(CompilationEvent event) {
45 n = 0; 49 n = 0;
46 } 50 }
53 Graph graph = event.getStartBlock().graph(); 57 Graph graph = event.getStartBlock().graph();
54 58
55 String name = event.getMethod().holder().name(); 59 String name = event.getMethod().holder().name();
56 name = name.substring(1, name.length() - 1).replace('/', '.'); 60 name = name.substring(1, name.length() - 1).replace('/', '.');
57 name = name + "." + event.getMethod().name(); 61 name = name + "." + event.getMethod().name();
62 String filename = name + "_" + (n++) + "_" + event.getLabel();
58 try { 63 try {
59 FileOutputStream stream = new FileOutputStream(name + "_" + n + "_" + event.getLabel() + ".gv"); 64 if (pdf) {
60 n++; 65 ByteArrayOutputStream out = new ByteArrayOutputStream();
66 GraphvizPrinter printer = new GraphvizPrinter(out);
67 if (C1XOptions.OmitDOTFrameStates) {
68 printer.addOmittedClass(FrameState.class);
69 }
70 printer.begin(name);
71 printer.print(graph, true);
72 printer.end();
61 73
62 GraphvizPrinter printer = new GraphvizPrinter(stream); 74 FileOutputStream output = new FileOutputStream(filename + ".pdf");
63 printer.begin(name); 75 GraphvizRunner.process(GraphvizRunner.DOT_LAYOUT, new ByteArrayInputStream(out.toByteArray()), output, "pdf");
64 printer.print(graph, true); 76 output.close();
65 printer.end(); 77 } else {
78 final FileOutputStream stream = new FileOutputStream(filename + ".gv");
66 79
67 stream.close(); 80 GraphvizPrinter printer = new GraphvizPrinter(stream);
81 if (C1XOptions.OmitDOTFrameStates) {
82 printer.addOmittedClass(FrameState.class);
83 }
84 printer.begin(name);
85 printer.print(graph, true);
86 printer.end();
87
88 stream.close();
89 }
68 } catch (IOException e) { 90 } catch (IOException e) {
69 e.printStackTrace(); 91 e.printStackTrace();
70 } 92 }
71 } 93 }
72 } 94 }