Mercurial > hg > graal-compiler
view src/cpu/sparc/vm/stubRoutines_sparc.cpp @ 3771:842b840e67db
7046558: G1: concurrent marking optimizations
Summary: Some optimizations to improve the concurrent marking phase: specialize the main oop closure, make sure a few methods in the fast path are properly inlined, a few more bits and pieces, and some cosmetic fixes.
Reviewed-by: stefank, johnc
author | tonyp |
---|---|
date | Tue, 14 Jun 2011 10:33:43 -0400 |
parents | f95d63e2154a |
children | f34d701e952e |
line wrap: on
line source
/* * Copyright (c) 1997, 2010, 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 * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ #include "precompiled.hpp" #include "runtime/deoptimization.hpp" #include "runtime/frame.inline.hpp" #include "runtime/stubRoutines.hpp" #ifdef TARGET_OS_FAMILY_linux # include "thread_linux.inline.hpp" #endif #ifdef TARGET_OS_FAMILY_solaris # include "thread_solaris.inline.hpp" #endif // Implementation of the platform-specific part of StubRoutines - for // a description of how to extend it, see the stubRoutines.hpp file. extern "C" { address _flush_reg_windows(); // in .s file. // Flush registers to stack. In case of error we will need to stack walk. address bootstrap_flush_windows(void) { Thread* thread = ThreadLocalStorage::get_thread_slow(); // Very early in process there is no thread. if (thread != NULL) { guarantee(thread->is_Java_thread(), "Not a Java thread."); JavaThread* jt = (JavaThread*)thread; guarantee(!jt->has_last_Java_frame(), "Must be able to flush registers!"); } return (address)_flush_reg_windows(); }; }; address StubRoutines::Sparc::_test_stop_entry = NULL; address StubRoutines::Sparc::_stop_subroutine_entry = NULL; address StubRoutines::Sparc::_flush_callers_register_windows_entry = CAST_FROM_FN_PTR(address, bootstrap_flush_windows); address StubRoutines::Sparc::_partial_subtype_check = NULL; int StubRoutines::Sparc::_atomic_memory_operation_lock = StubRoutines::Sparc::unlocked; int StubRoutines::Sparc::_v8_oop_lock_cache[StubRoutines::Sparc::nof_v8_oop_lock_cache_entries];