提交 b5cfde00 编写于 作者: N never

6945219: minor SA fixes

Reviewed-by: twisti
上级 813c300a
......@@ -884,9 +884,12 @@ static bool read_shared_lib_info(struct ps_prochandle* ph) {
}
// read name of the shared object
if (read_string(ph, (uintptr_t) lib_name_addr, lib_name, sizeof(lib_name)) != true) {
lib_name[0] = '\0';
if (lib_name_addr != 0 &&
read_string(ph, (uintptr_t) lib_name_addr, lib_name, sizeof(lib_name)) != true) {
print_debug("can't read shared object name\n");
return false;
// don't let failure to read the name stop opening the file. If something is really wrong
// it will fail later.
}
if (lib_name[0] != '\0') {
......
/*
* Copyright 2005-2008 Sun Microsystems, Inc. All Rights Reserved.
* Copyright 2005-2010 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
......@@ -494,6 +494,68 @@ public class CommandProcessor {
}
}
},
new Command("revptrs", "revptrs address", false) {
public void doit(Tokens t) {
int tokens = t.countTokens();
if (tokens != 1 && (tokens != 2 || !t.nextToken().equals("-c"))) {
usage();
return;
}
boolean chase = tokens == 2;
ReversePtrs revptrs = VM.getVM().getRevPtrs();
if (revptrs == null) {
out.println("Computing reverse pointers...");
ReversePtrsAnalysis analysis = new ReversePtrsAnalysis();
final boolean[] complete = new boolean[1];
HeapProgressThunk thunk = new HeapProgressThunk() {
public void heapIterationFractionUpdate(double d) {}
public synchronized void heapIterationComplete() {
complete[0] = true;
notify();
}
};
analysis.setHeapProgressThunk(thunk);
analysis.run();
while (!complete[0]) {
synchronized (thunk) {
try {
thunk.wait();
} catch (Exception e) {
}
}
}
revptrs = VM.getVM().getRevPtrs();
out.println("Done.");
}
Address a = VM.getVM().getDebugger().parseAddress(t.nextToken());
if (VM.getVM().getUniverse().heap().isInReserved(a)) {
OopHandle handle = a.addOffsetToAsOopHandle(0);
Oop oop = VM.getVM().getObjectHeap().newOop(handle);
ArrayList ptrs = revptrs.get(oop);
if (ptrs == null) {
out.println("no live references to " + a);
} else {
if (chase) {
while (ptrs.size() == 1) {
LivenessPathElement e = (LivenessPathElement)ptrs.get(0);
ByteArrayOutputStream bos = new ByteArrayOutputStream();
Oop.printOopValueOn(e.getObj(), new PrintStream(bos));
out.println(bos.toString());
ptrs = revptrs.get(e.getObj());
}
} else {
for (int i = 0; i < ptrs.size(); i++) {
LivenessPathElement e = (LivenessPathElement)ptrs.get(i);
ByteArrayOutputStream bos = new ByteArrayOutputStream();
Oop.printOopValueOn(e.getObj(), new PrintStream(bos));
out.println(bos.toString());
oop = e.getObj();
}
}
}
}
}
},
new Command("inspect", "inspect expression", false) {
public void doit(Tokens t) {
if (t.countTokens() != 1) {
......@@ -816,8 +878,24 @@ public class CommandProcessor {
dumpType(type);
} else {
Iterator i = agent.getTypeDataBase().getTypes();
// Make sure the types are emitted in an order than can be read back in
HashSet emitted = new HashSet();
Stack pending = new Stack();
while (i.hasNext()) {
dumpType((Type)i.next());
Type n = (Type)i.next();
if (emitted.contains(n.getName())) {
continue;
}
while (n != null && !emitted.contains(n.getName())) {
pending.push(n);
n = n.getSuperclass();
}
while (!pending.empty()) {
n = (Type)pending.pop();
dumpType(n);
emitted.add(n.getName());
}
}
}
}
......@@ -846,11 +924,12 @@ public class CommandProcessor {
}
},
new Command("search", "search [ heap | codecache | threads ] value", false) {
new Command("search", "search [ heap | perm | rawheap | codecache | threads ] value", false) {
public void doit(Tokens t) {
if (t.countTokens() != 2) {
usage();
} else {
return;
}
String type = t.nextToken();
final Address value = VM.getVM().getDebugger().parseAddress(t.nextToken());
final long stride = VM.getVM().getAddressSize();
......@@ -874,7 +953,7 @@ public class CommandProcessor {
base = base.addOffsetTo(stride);
}
}
} else if (type.equals("heap")) {
} else if (type.equals("rawheap")) {
RawHeapVisitor iterator = new RawHeapVisitor() {
public void prologue(long used) {
}
......@@ -895,6 +974,28 @@ public class CommandProcessor {
}
};
VM.getVM().getObjectHeap().iterateRaw(iterator);
} else if (type.equals("heap") || type.equals("perm")) {
HeapVisitor iterator = new DefaultHeapVisitor() {
public boolean doObj(Oop obj) {
int index = 0;
Address start = obj.getHandle();
long end = obj.getObjectSize();
while (index < end) {
Address val = start.getAddressAt(index);
if (AddressOps.equal(val, value)) {
out.println("found in " + obj.getHandle());
break;
}
index += 4;
}
return false;
}
};
if (type.equals("heap")) {
VM.getVM().getObjectHeap().iterate(iterator);
} else {
VM.getVM().getObjectHeap().iteratePerm(iterator);
}
} else if (type.equals("codecache")) {
CodeCacheVisitor v = new CodeCacheVisitor() {
public void prologue(Address start, Address end) {
......@@ -924,7 +1025,6 @@ public class CommandProcessor {
}
}
}
},
new Command("dumpcodecache", "dumpcodecache", false) {
public void doit(Tokens t) {
......@@ -957,12 +1057,19 @@ public class CommandProcessor {
Threads threads = VM.getVM().getThreads();
boolean all = name.equals("-a");
for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) {
StringWriter sw = new StringWriter();
ByteArrayOutputStream bos = new ByteArrayOutputStream();
thread.printThreadIDOn(new PrintStream(bos));
if (all || bos.toString().equals(name)) {
out.println(bos.toString() + " = " + thread.getAddress());
HTMLGenerator gen = new HTMLGenerator(false);
try {
out.println(gen.genHTMLForJavaStackTrace(thread));
} catch (Exception e) {
err.println("Error: " + e);
if (verboseExceptions) {
e.printStackTrace(err);
}
}
if (!all) return;
}
}
......@@ -970,6 +1077,26 @@ public class CommandProcessor {
}
}
},
new Command("thread", "thread { -a | id }", false) {
public void doit(Tokens t) {
if (t.countTokens() != 1) {
usage();
} else {
String name = t.nextToken();
Threads threads = VM.getVM().getThreads();
boolean all = name.equals("-a");
for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) {
ByteArrayOutputStream bos = new ByteArrayOutputStream();
thread.printThreadIDOn(new PrintStream(bos));
if (all || bos.toString().equals(name)) {
out.println(bos.toString() + " = " + thread.getAddress());
if (!all) return;
}
}
out.println("Couldn't find thread " + name);
}
}
},
new Command("threads", false) {
public void doit(Tokens t) {
......@@ -1161,7 +1288,7 @@ public class CommandProcessor {
}
}
static Pattern historyPattern = Pattern.compile("((!\\*)|(!\\$)|(!!-?)|(!-?[0-9][0-9]*))");
static Pattern historyPattern = Pattern.compile("((!\\*)|(!\\$)|(!!-?)|(!-?[0-9][0-9]*)|(![a-zA-Z][^ ]*))");
public void executeCommand(String ln) {
if (ln.indexOf('!') != -1) {
......@@ -1195,6 +1322,18 @@ public class CommandProcessor {
result.append(item.at(item.countTokens() - 1));
} else {
String tail = cmd.substring(1);
switch (tail.charAt(0)) {
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
case '-': {
int index = Integer.parseInt(tail);
if (index < 0) {
index = history.size() + index;
......@@ -1204,6 +1343,17 @@ public class CommandProcessor {
} else {
result.append((String)history.get(index));
}
break;
}
default: {
for (int i = history.size() - 1; i >= 0; i--) {
String s = (String)history.get(i);
if (s.startsWith(tail)) {
result.append(s);
}
}
}
}
}
}
if (result.length() == 0) {
......
/*
* Copyright 2000-2008 Sun Microsystems, Inc. All Rights Reserved.
* Copyright 2000-2010 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
......@@ -985,6 +985,12 @@ public class HSDB implements ObjectHistogramPanel.Listener, SAListener {
annoPanel.addAnnotation(new Annotation(curFrame.addressOfInterpreterFrameExpressionStack(),
curFrame.addressOfInterpreterFrameTOS(),
"Interpreter expression stack"));
Address monBegin = curFrame.interpreterFrameMonitorBegin().address();
Address monEnd = curFrame.interpreterFrameMonitorEnd().address();
if (!monBegin.equals(monEnd)) {
annoPanel.addAnnotation(new Annotation(monBegin, monEnd,
"BasicObjectLocks"));
}
if (interpreterFrameMethod != null) {
// The offset is just to get the right stack slots highlighted in the output
int offset = 1;
......
/*
* Copyright 2001-2003 Sun Microsystems, Inc. All Rights Reserved.
* Copyright 2001-2010 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
......@@ -294,7 +294,7 @@ public class BugSpot extends JPanel {
attachDialog.setSize(400, 300);
GraphicsUtilities.centerInContainer(attachDialog.getComponent(),
getParentDimension(attachDialog.getComponent()));
attachDialog.show();
attachDialog.setVisible(true);
}
public void showThreadsDialog() {
......@@ -321,7 +321,7 @@ public class BugSpot extends JPanel {
getParentDimension(threadsDialog.getComponent()));
GraphicsUtilities.centerInContainer(threadsDialog.getComponent(),
getParentDimension(threadsDialog.getComponent()));
threadsDialog.show();
threadsDialog.setVisible(true);
}
public void showMemoryDialog() {
......@@ -341,7 +341,7 @@ public class BugSpot extends JPanel {
getParentDimension(memoryDialog.getComponent()));
GraphicsUtilities.centerInContainer(memoryDialog.getComponent(),
getParentDimension(memoryDialog.getComponent()));
memoryDialog.show();
memoryDialog.setVisible(true);
}
/** Changes the editor factory this debugger uses to display source
......@@ -530,7 +530,7 @@ public class BugSpot extends JPanel {
addFrame(stackFrame);
stackFrame.setSize(400, 200);
GraphicsUtilities.moveToInContainer(stackFrame.getComponent(), 0.0f, 1.0f, 0, 20);
stackFrame.show();
stackFrame.setVisible(true);
// Create register panel
registerPanel = new RegisterPanel();
......@@ -544,7 +544,7 @@ public class BugSpot extends JPanel {
registerFrame.setSize(225, 200);
GraphicsUtilities.moveToInContainer(registerFrame.getComponent(),
1.0f, 0.0f, 0, 0);
registerFrame.show();
registerFrame.setVisible(true);
resetCurrentThread();
} catch (DebuggerException e) {
......@@ -979,7 +979,7 @@ public class BugSpot extends JPanel {
1.0f,
0.85f,
getParentDimension(editorFrame.getComponent()));
editorFrame.show();
editorFrame.setVisible(true);
shown = true;
}
code.showLineNumber(lineNo);
......
/*
* Copyright 2002 Sun Microsystems, Inc. All Rights Reserved.
* Copyright 2002-2010 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
......@@ -96,10 +96,6 @@ public class BytecodeDisassembler {
addBytecodeClass(Bytecodes._dstore, BytecodeStore.class);
addBytecodeClass(Bytecodes._astore, BytecodeStore.class);
addBytecodeClass(Bytecodes._tableswitch, BytecodeTableswitch.class);
// only special fast_xxx cases. others are handled differently.
addBytecodeClass(Bytecodes._fast_iaccess_0, BytecodeFastAAccess0.class);
addBytecodeClass(Bytecodes._fast_aaccess_0, BytecodeFastIAccess0.class);
}
public BytecodeDisassembler(Method method) {
......
/*
* Copyright 2000-2008 Sun Microsystems, Inc. All Rights Reserved.
* Copyright 2000-2010 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
......@@ -263,11 +263,12 @@ public class ConstantPool extends Oop implements ClassConstants {
case JVM_CONSTANT_NameAndType: return "JVM_CONSTANT_NameAndType";
case JVM_CONSTANT_Invalid: return "JVM_CONSTANT_Invalid";
case JVM_CONSTANT_UnresolvedClass: return "JVM_CONSTANT_UnresolvedClass";
case JVM_CONSTANT_UnresolvedClassInError: return "JVM_CONSTANT_UnresolvedClassInError";
case JVM_CONSTANT_ClassIndex: return "JVM_CONSTANT_ClassIndex";
case JVM_CONSTANT_UnresolvedString: return "JVM_CONSTANT_UnresolvedString";
case JVM_CONSTANT_StringIndex: return "JVM_CONSTANT_StringIndex";
}
throw new InternalError("unknown tag");
throw new InternalError("Unknown tag: " + tag);
}
public void iterateFields(OopVisitor visitor, boolean doVMFields) {
......@@ -304,6 +305,7 @@ public class ConstantPool extends Oop implements ClassConstants {
index++;
break;
case JVM_CONSTANT_UnresolvedClassInError:
case JVM_CONSTANT_UnresolvedClass:
case JVM_CONSTANT_Class:
case JVM_CONSTANT_UnresolvedString:
......@@ -409,6 +411,7 @@ public class ConstantPool extends Oop implements ClassConstants {
}
// case JVM_CONSTANT_ClassIndex:
case JVM_CONSTANT_UnresolvedClassInError:
case JVM_CONSTANT_UnresolvedClass: {
dos.writeByte(JVM_CONSTANT_Class);
String klassName = getSymbolAt(ci).asString();
......@@ -464,6 +467,8 @@ public class ConstantPool extends Oop implements ClassConstants {
+ ", type = " + signatureIndex);
break;
}
default:
throw new InternalError("unknown tag: " + cpConstType);
} // switch
}
dos.flush();
......
/*
* Copyright 2002-2009 Sun Microsystems, Inc. All Rights Reserved.
* Copyright 2002-2010 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
......@@ -58,6 +58,9 @@ public interface ClassConstants
// Temporary tag while constructing constant pool
public static final int JVM_CONSTANT_StringIndex = 103;
// Temporary tag while constructing constant pool
public static final int JVM_CONSTANT_UnresolvedClassInError = 104;
// 1.5 major/minor version numbers from JVM spec. 3rd edition
public static final short MAJOR_VERSION = 49;
public static final short MINOR_VERSION = 0;
......
/*
* Copyright 2001 Sun Microsystems, Inc. All Rights Reserved.
* Copyright 2001-2010 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
......@@ -108,7 +108,7 @@ public abstract class SignatureIterator {
return BasicTypeSize.getTArraySize();
}
}
throw new RuntimeException("Should not reach here");
throw new RuntimeException("Should not reach here: char " + (char)_signature.getByteAt(_index) + " @ " + _index + " in " + _signature.asString());
}
protected void checkSignatureEnd() {
if (_index < _signature.getLength()) {
......
/*
* Copyright 2002-2009 Sun Microsystems, Inc. All Rights Reserved.
* Copyright 2002-2010 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
......@@ -238,6 +238,7 @@ public class ClassWriter implements /* imports */ ClassConstants
}
// case JVM_CONSTANT_ClassIndex:
case JVM_CONSTANT_UnresolvedClassInError:
case JVM_CONSTANT_UnresolvedClass: {
dos.writeByte(JVM_CONSTANT_Class);
String klassName = cpool.getSymbolAt(ci).asString();
......@@ -296,6 +297,8 @@ public class ClassWriter implements /* imports */ ClassConstants
+ ", type = " + signatureIndex);
break;
}
default:
throw new InternalError("Unknown tag: " + cpConstType);
} // switch
}
}
......
/*
* Copyright 2001 Sun Microsystems, Inc. All Rights Reserved.
* Copyright 2001-2010 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
......@@ -39,7 +39,6 @@ public interface FrameWrapper {
public void setVisible(boolean visible);
public void setSize(int x, int y);
public void pack();
public void show();
public void dispose();
public void setBackground(Color color);
public void setResizable(boolean resizable);
......
/*
* Copyright 2002-2008 Sun Microsystems, Inc. All Rights Reserved.
* Copyright 2002-2010 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
......@@ -95,8 +95,10 @@ public class HTMLGenerator implements /* imports */ ClassConstants {
// list tags
void beginList() { beginTag("ul"); nl(); }
void li(String s) { wrap("li", s); nl(); }
void endList() { endTag("ul"); nl(); }
void beginListItem() { beginTag("li"); }
void endListItem() { endTag("li"); nl(); }
void li(String s) { wrap("li", s); nl(); }
// table tags
void beginTable(int border) {
......@@ -505,6 +507,11 @@ public class HTMLGenerator implements /* imports */ ClassConstants {
buf.cell(cpool.getSymbolAt(index).asString());
break;
case JVM_CONSTANT_UnresolvedClassInError:
buf.cell("JVM_CONSTANT_UnresolvedClassInError");
buf.cell(cpool.getSymbolAt(index).asString());
break;
case JVM_CONSTANT_Class:
buf.cell("JVM_CONSTANT_Class");
Klass klass = (Klass) cpool.getObjAt(index);
......@@ -564,6 +571,9 @@ public class HTMLGenerator implements /* imports */ ClassConstants {
buf.cell("JVM_CONSTANT_StringIndex");
buf.cell(Integer.toString(cpool.getIntAt(index)));
break;
default:
throw new InternalError("unknown tag: " + ctag);
}
buf.endTag("tr");
......@@ -671,7 +681,16 @@ public class HTMLGenerator implements /* imports */ ClassConstants {
buf.cell(Integer.toString(curBci) + spaces);
buf.beginTag("td");
String instrStr = escapeHTMLSpecialChars(instr.toString());
String instrStr = null;
try {
instrStr = escapeHTMLSpecialChars(instr.toString());
} catch (RuntimeException re) {
buf.append("exception during bytecode processing");
buf.endTag("td");
buf.endTag("tr");
re.printStackTrace();
return;
}
if (instr instanceof BytecodeNew) {
BytecodeNew newBytecode = (BytecodeNew) instr;
......@@ -1396,9 +1415,7 @@ public class HTMLGenerator implements /* imports */ ClassConstants {
final SymbolFinder symFinder = createSymbolFinder();
final Disassembler disasm = createDisassembler(startPc, code);
class NMethodVisitor implements InstructionVisitor {
boolean prevWasCall;
public void prologue() {
prevWasCall = false;
}
public void visit(long currentPc, Instruction instr) {
......@@ -1418,8 +1435,7 @@ public class HTMLGenerator implements /* imports */ ClassConstants {
PCDesc pcDesc = (PCDesc) safepoints.get(longToAddress(currentPc));
boolean isSafepoint = (pcDesc != null);
if (isSafepoint && prevWasCall) {
if (pcDesc != null) {
buf.append(genSafepointInfo(nmethod, pcDesc));
}
......@@ -1435,11 +1451,6 @@ public class HTMLGenerator implements /* imports */ ClassConstants {
}
buf.br();
if (isSafepoint && !prevWasCall) {
buf.append(genSafepointInfo(nmethod, pcDesc));
}
prevWasCall = instr.isCall();
}
public void epilogue() {
......@@ -1783,22 +1794,20 @@ public class HTMLGenerator implements /* imports */ ClassConstants {
buf.h3("Fields");
buf.beginList();
for (int f = 0; f < numFields; f += InstanceKlass.NEXT_OFFSET) {
int nameIndex = fields.getShortAt(f + InstanceKlass.NAME_INDEX_OFFSET);
int sigIndex = fields.getShortAt(f + InstanceKlass.SIGNATURE_INDEX_OFFSET);
int genSigIndex = fields.getShortAt(f + InstanceKlass.GENERIC_SIGNATURE_INDEX_OFFSET);
Symbol f_name = cp.getSymbolAt(nameIndex);
Symbol f_sig = cp.getSymbolAt(sigIndex);
Symbol f_genSig = (genSigIndex != 0)? cp.getSymbolAt(genSigIndex) : null;
AccessFlags acc = new AccessFlags(fields.getShortAt(f + InstanceKlass.ACCESS_FLAGS_OFFSET));
sun.jvm.hotspot.oops.Field field = klass.getFieldByIndex(f);
String f_name = ((NamedFieldIdentifier)field.getID()).getName();
Symbol f_sig = field.getSignature();
Symbol f_genSig = field.getGenericSignature();
AccessFlags acc = field.getAccessFlagsObj();
buf.beginTag("li");
buf.beginListItem();
buf.append(genFieldModifierString(acc));
buf.append(' ');
Formatter sigBuf = new Formatter(genHTML);
new SignatureConverter(f_sig, sigBuf.getBuffer()).dispatchField();
buf.append(sigBuf.toString().replace('/', '.'));
buf.append(' ');
buf.append(f_name.asString());
buf.append(f_name);
buf.append(';');
// is it generic?
if (f_genSig != null) {
......@@ -1806,7 +1815,8 @@ public class HTMLGenerator implements /* imports */ ClassConstants {
buf.append(escapeHTMLSpecialChars(f_genSig.asString()));
buf.append("] ");
}
buf.endTag("li");
buf.append(" (offset = " + field.getOffset() + ")");
buf.endListItem();
}
buf.endList();
}
......
/*
* Copyright 2000-2005 Sun Microsystems, Inc. All Rights Reserved.
* Copyright 2000-2010 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
......@@ -28,7 +28,7 @@ public class Assert {
public static boolean ASSERTS_ENABLED = true;
public static void that(boolean test, String message) {
if (!test) {
if (ASSERTS_ENABLED && !test) {
throw new AssertionFailure(message);
}
}
......
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