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8155672: Remove instanceKlassHandles and KlassHandles

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Use unhandled pointers for Klass and InstanceKlass, remove handles with no implementation.

Reviewed-by: dholmes, lfoltan, vlivanov, sspitsyn
This commit is contained in:
Coleen Phillimore 2017-03-15 10:25:37 -04:00
parent 7bca463789
commit 4b9562288f
152 changed files with 1892 additions and 2112 deletions
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12
hotspot/src/share/vm/code/codeCache.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 1997, 2016, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1997, 2017, 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
@ -1141,7 +1141,7 @@ bool CodeCache::is_far_target(address target) {
}
#ifdef HOTSWAP
int CodeCache::mark_for_evol_deoptimization(instanceKlassHandle dependee) {
int CodeCache::mark_for_evol_deoptimization(InstanceKlass* dependee) {
MutexLockerEx mu(CodeCache_lock, Mutex::_no_safepoint_check_flag);
int number_of_marked_CodeBlobs = 0;
@ -1162,7 +1162,7 @@ int CodeCache::mark_for_evol_deoptimization(instanceKlassHandle dependee) {
CompiledMethod* nm = iter.method();
if (nm->is_marked_for_deoptimization()) {
// ...Already marked in the previous pass; don't count it again.
} else if (nm->is_evol_dependent_on(dependee())) {
} else if (nm->is_evol_dependent_on(dependee)) {
ResourceMark rm;
nm->mark_for_deoptimization();
number_of_marked_CodeBlobs++;
@ -1218,7 +1218,7 @@ void CodeCache::make_marked_nmethods_not_entrant() {
}
// Flushes compiled methods dependent on dependee.
void CodeCache::flush_dependents_on(instanceKlassHandle dependee) {
void CodeCache::flush_dependents_on(InstanceKlass* dependee) {
assert_lock_strong(Compile_lock);
if (number_of_nmethods_with_dependencies() == 0) return;
@ -1239,7 +1239,7 @@ void CodeCache::flush_dependents_on(instanceKlassHandle dependee) {
#ifdef HOTSWAP
// Flushes compiled methods dependent on dependee in the evolutionary sense
void CodeCache::flush_evol_dependents_on(instanceKlassHandle ev_k_h) {
void CodeCache::flush_evol_dependents_on(InstanceKlass* ev_k) {
// --- Compile_lock is not held. However we are at a safepoint.
assert_locked_or_safepoint(Compile_lock);
if (number_of_nmethods_with_dependencies() == 0 && !UseAOT) return;
@ -1249,7 +1249,7 @@ void CodeCache::flush_evol_dependents_on(instanceKlassHandle ev_k_h) {
// holding the CodeCache_lock.
// Compute the dependent nmethods
if (mark_for_evol_deoptimization(ev_k_h) > 0) {
if (mark_for_evol_deoptimization(ev_k) > 0) {
// At least one nmethod has been marked for deoptimization
// All this already happens inside a VM_Operation, so we'll do all the work here.