0N/A/*
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0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
2362N/A * published by the Free Software Foundation.
0N/A *
2362N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
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0N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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2362N/A */
0N/A
0N/A#ifndef SHARE_VM_GC_IMPLEMENTATION_G1_G1ALLOCREGION_INLINE_HPP
0N/A#define SHARE_VM_GC_IMPLEMENTATION_G1_G1ALLOCREGION_INLINE_HPP
0N/A
0N/A#include "gc_implementation/g1/g1AllocRegion.hpp"
0N/A
0N/Ainline HeapWord* G1AllocRegion::allocate(HeapRegion* alloc_region,
0N/A size_t word_size,
0N/A bool bot_updates) {
0N/A assert(alloc_region != NULL, err_msg("pre-condition"));
0N/A
0N/A if (!bot_updates) {
0N/A return alloc_region->allocate_no_bot_updates(word_size);
0N/A } else {
0N/A return alloc_region->allocate(word_size);
0N/A }
0N/A}
0N/A
0N/Ainline HeapWord* G1AllocRegion::par_allocate(HeapRegion* alloc_region,
0N/A size_t word_size,
0N/A bool bot_updates) {
0N/A assert(alloc_region != NULL, err_msg("pre-condition"));
0N/A assert(!alloc_region->is_empty(), err_msg("pre-condition"));
0N/A
0N/A if (!bot_updates) {
0N/A return alloc_region->par_allocate_no_bot_updates(word_size);
0N/A } else {
0N/A return alloc_region->par_allocate(word_size);
0N/A }
0N/A}
0N/A
0N/Ainline HeapWord* G1AllocRegion::attempt_allocation(size_t word_size,
0N/A bool bot_updates) {
0N/A assert(bot_updates == _bot_updates, ar_ext_msg(this, "pre-condition"));
0N/A
0N/A HeapRegion* alloc_region = _alloc_region;
0N/A assert(alloc_region != NULL, ar_ext_msg(this, "not initialized properly"));
0N/A
0N/A HeapWord* result = par_allocate(alloc_region, word_size, bot_updates);
0N/A if (result != NULL) {
0N/A trace("alloc", word_size, result);
0N/A return result;
0N/A }
0N/A trace("alloc failed", word_size);
0N/A return NULL;
}
inline HeapWord* G1AllocRegion::attempt_allocation_locked(size_t word_size,
bool bot_updates) {
// First we have to tedo the allocation, assuming we're holding the
// appropriate lock, in case another thread changed the region while
// we were waiting to get the lock.
HeapWord* result = attempt_allocation(word_size, bot_updates);
if (result != NULL) {
return result;
}
retire(true /* fill_up */);
result = new_alloc_region_and_allocate(word_size, false /* force */);
if (result != NULL) {
trace("alloc locked (second attempt)", word_size, result);
return result;
}
trace("alloc locked failed", word_size);
return NULL;
}
inline HeapWord* G1AllocRegion::attempt_allocation_force(size_t word_size,
bool bot_updates) {
assert(bot_updates == _bot_updates, ar_ext_msg(this, "pre-condition"));
assert(_alloc_region != NULL, ar_ext_msg(this, "not initialized properly"));
trace("forcing alloc");
HeapWord* result = new_alloc_region_and_allocate(word_size, true /* force */);
if (result != NULL) {
trace("alloc forced", word_size, result);
return result;
}
trace("alloc forced failed", word_size);
return NULL;
}
#endif // SHARE_VM_GC_IMPLEMENTATION_G1_G1ALLOCREGION_INLINE_HPP