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8198635: Remove unused safepoint message functions and ShowSafepointMsgs

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Reviewed-by: eosterlund, gtriantafill
This commit is contained in:
Coleen Phillimore 2018-02-23 14:13:06 -05:00
parent 4b482389bf
commit b9b29cb3d6
5 changed files with 4 additions and 61 deletions
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38
src/hotspot/share/runtime/safepoint.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 1997, 2017, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1997, 2018, Oracle and/or its affiliates. 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
@ -893,10 +893,6 @@ void SafepointSynchronize::handle_polling_page_exception(JavaThread *thread) {
assert(SafepointSynchronize::is_synchronizing(), "polling encountered outside safepoint synchronization");
}
if (ShowSafepointMsgs) {
tty->print("handle_polling_page_exception: ");
}
if (PrintSafepointStatistics) {
inc_page_trap_count();
}
@ -1098,9 +1094,6 @@ void ThreadSafepointState::handle_polling_page_exception() {
"polling page exception on thread not running state: %u", uint(t));
// Step 1: Find the nmethod from the return address
if (ShowSafepointMsgs && Verbose) {
tty->print_cr("Polling page exception at " INTPTR_FORMAT, p2i(thread()->saved_exception_pc()));
}
address real_return_addr = thread()->saved_exception_pc();
CodeBlob *cb = CodeCache::find_blob(real_return_addr);
@ -1421,32 +1414,3 @@ void SafepointSynchronize::print_stat_on_exit() {
INT64_FORMAT_W(5) " ms",
(int64_t)(_max_vmop_time / MICROUNITS));
}
// ------------------------------------------------------------------------------------------------
// Non-product code
#ifndef PRODUCT
void SafepointSynchronize::print_state() {
if (_state == _not_synchronized) {
tty->print_cr("not synchronized");
} else if (_state == _synchronizing || _state == _synchronized) {
tty->print_cr("State: %s", (_state == _synchronizing) ? "synchronizing" :
"synchronized");
for (JavaThreadIteratorWithHandle jtiwh; JavaThread *cur = jtiwh.next(); ) {
cur->safepoint_state()->print();
}
}
}
void SafepointSynchronize::safepoint_msg(const char* format, ...) {
if (ShowSafepointMsgs) {
va_list ap;
va_start(ap, format);
tty->vprint_cr(format, ap);
va_end(ap);
}
}
#endif // !PRODUCT