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8011343: Add new flag for verifying the heap during startup

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Perform verification during VM startup under control of new flag and within a VMOperation.

Reviewed-by: stefank, jmasa, brutisso
This commit is contained in:
John Cuthbertson 2013-04-05 10:20:04 -07:00
parent 0afa77628c
commit 90d010120f
8 changed files with 29 additions and 21 deletions
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6
hotspot/src/share/vm/runtime/thread.cpp
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@ -3446,9 +3446,9 @@ jint Threads::create_vm(JavaVMInitArgs* args, bool* canTryAgain) {
}
assert (Universe::is_fully_initialized(), "not initialized");
if (VerifyBeforeGC && VerifyGCStartAt == 0) {
Universe::heap()->prepare_for_verify();
Universe::verify(); // make sure we're starting with a clean slate
if (VerifyDuringStartup) {
VM_Verify verify_op(false /* silent */); // make sure we're starting with a clean slate
VMThread::execute(&verify_op);
}
EXCEPTION_MARK;