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8143157: Convert TraceVMOperation to Unified Logging

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The former -XX:+TraceVMOperation flag is updated to the unified logging framework and is now replaced with -Xlog:vmoperation in product mode.

Reviewed-by: coleenp, dholmes, mockner
This commit is contained in:
Rachel Protacio 2015-11-23 16:16:46 -05:00
parent 961fbacd76
commit c67974cf0f
5 changed files with 103 additions and 9 deletions
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17
hotspot/src/share/vm/runtime/vm_operations.cpp
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@ -29,6 +29,7 @@
#include "code/codeCacheExtensions.hpp"
#include "compiler/compileBroker.hpp"
#include "gc/shared/isGCActiveMark.hpp"
#include "logging/log.hpp"
#include "memory/heapInspection.hpp"
#include "memory/resourceArea.hpp"
#include "oops/symbol.hpp"
@ -55,13 +56,19 @@ void VM_Operation::set_calling_thread(Thread* thread, ThreadPriority priority) {
void VM_Operation::evaluate() {
ResourceMark rm;
if (TraceVMOperation) {
tty->print("[");
NOT_PRODUCT(print();)
outputStream* debugstream;
bool enabled = log_is_enabled(Debug, vmoperation);
if (enabled) {
debugstream = LogHandle(vmoperation)::debug_stream();
debugstream->print("begin ");
print_on_error(debugstream);
debugstream->cr();
}
doit();
if (TraceVMOperation) {
tty->print_cr("]");
if (enabled) {
debugstream->print("end ");
print_on_error(debugstream);
debugstream->cr();
}
}