Mercurial > hg > graal-jvmci-8
view src/cpu/sparc/vm/stubRoutines_sparc.cpp @ 1364:0dc88ad3244e
6940677: Use 64 bytes chunk copy for arraycopy on Sparc
Summary: For large arrays we should use 64 bytes chunks copy.
Reviewed-by: twisti
author | kvn |
---|---|
date | Tue, 06 Apr 2010 15:18:10 -0700 |
parents | a61af66fc99e |
children | c18cbe5936b8 |
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/* * Copyright 1997-2007 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, * CA 95054 USA or visit www.sun.com if you need additional information or * have any questions. * */ #include "incls/_precompiled.incl" #include "incls/_stubRoutines_sparc.cpp.incl" // 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];