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8140031: SA: Searching for a value in Threads does not work

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Improve the thread and threads commands in CLHSDB

Reviewed-by: dsamersoff
This commit is contained in:
Poonam Bajaj 2015-12-08 05:50:46 -08:00
parent ad8ecc0f98
commit 24c8c40bb8
2 changed files with 10 additions and 4 deletions
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12
hotspot/agent/src/share/classes/sun/jvm/hotspot/CommandProcessor.java
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@ -1446,7 +1446,7 @@ public class CommandProcessor {
if (type.equals("threads")) {
Threads threads = VM.getVM().getThreads();
for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) {
Address base = thread.getBaseOfStackPointer();
Address base = thread.getStackBase();
Address end = thread.getLastJavaSP();
if (end == null) continue;
if (end.lessThan(base)) {
@ -1454,11 +1454,13 @@ public class CommandProcessor {
base = end;
end = tmp;
}
out.println("Searching " + base + " " + end);
//out.println("Searching " + base + " " + end);
while (base != null && base.lessThan(end)) {
Address val = base.getAddressAt(0);
if (AddressOps.equal(val, value)) {
out.println(base);
ByteArrayOutputStream bos = new ByteArrayOutputStream();
thread.printThreadIDOn(new PrintStream(bos));
out.println("found on the stack of thread " + bos.toString() + " at " + base);
}
base = base.addOffsetTo(stride);
}
@ -1601,6 +1603,8 @@ public class CommandProcessor {
thread.printThreadIDOn(new PrintStream(bos));
if (all || bos.toString().equals(name)) {
out.println("Thread " + bos.toString() + " Address " + thread.getAddress());
thread.printInfoOn(out);
out.println(" ");
if (!all) return;
}
}
@ -1618,6 +1622,8 @@ public class CommandProcessor {
for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) {
thread.printThreadIDOn(out);
out.println(" " + thread.getThreadName());
thread.printInfoOn(out);
out.println("\n...");
}
}
}

2
hotspot/agent/src/share/classes/sun/jvm/hotspot/runtime/JavaThread.java
View File

@ -416,7 +416,7 @@ public class JavaThread extends Thread {
} else {
tty.println("No Java frames present");
}
tty.println("Base of Stack: " + getBaseOfStackPointer());
tty.println("Base of Stack: " + getStackBase());
tty.println("Last_Java_SP: " + getLastJavaSP());
tty.println("Last_Java_FP: " + getLastJavaFP());
tty.println("Last_Java_PC: " + getLastJavaPC());