annotate src/os_cpu/linux_sparc/vm/os_linux_sparc.hpp @ 122:435e64505015

6693457: Open-source hotspot linux-sparc support Summary: Move os_cpu/linux_sparc from closed to open Reviewed-by: kamg
author phh
date Thu, 24 Apr 2008 15:07:57 -0400
parents
children d1605aabd0a1
rev   line source
phh@122 1 /*
phh@122 2 * Copyright 1999-2004 Sun Microsystems, Inc. All Rights Reserved.
phh@122 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
phh@122 4 *
phh@122 5 * This code is free software; you can redistribute it and/or modify it
phh@122 6 * under the terms of the GNU General Public License version 2 only, as
phh@122 7 * published by the Free Software Foundation.
phh@122 8 *
phh@122 9 * This code is distributed in the hope that it will be useful, but WITHOUT
phh@122 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
phh@122 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
phh@122 12 * version 2 for more details (a copy is included in the LICENSE file that
phh@122 13 * accompanied this code).
phh@122 14 *
phh@122 15 * You should have received a copy of the GNU General Public License version
phh@122 16 * 2 along with this work; if not, write to the Free Software Foundation,
phh@122 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
phh@122 18 *
phh@122 19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
phh@122 20 * CA 95054 USA or visit www.sun.com if you need additional information or
phh@122 21 * have any questions.
phh@122 22 *
phh@122 23 */
phh@122 24
phh@122 25 //
phh@122 26 // NOTE: we are back in class os here, not Linux
phh@122 27 //
phh@122 28 static jint (*atomic_xchg_func) (jint, volatile jint*);
phh@122 29 static jint (*atomic_cmpxchg_func) (jint, volatile jint*, jint);
phh@122 30 static jlong (*atomic_cmpxchg_long_func)(jlong, volatile jlong*, jlong);
phh@122 31 static jint (*atomic_add_func) (jint, volatile jint*);
phh@122 32 static void (*fence_func) ();
phh@122 33
phh@122 34 static jint atomic_xchg_bootstrap (jint, volatile jint*);
phh@122 35 static jint atomic_cmpxchg_bootstrap (jint, volatile jint*, jint);
phh@122 36 static jlong atomic_cmpxchg_long_bootstrap(jlong, volatile jlong*, jlong);
phh@122 37 static jint atomic_add_bootstrap (jint, volatile jint*);
phh@122 38 static void fence_bootstrap ();
phh@122 39
phh@122 40 static void setup_fpu() {}
phh@122 41
phh@122 42 static bool is_allocatable(size_t bytes);
phh@122 43
phh@122 44 // Used to register dynamic code cache area with the OS
phh@122 45 // Note: Currently only used in 64 bit Windows implementations
phh@122 46 static bool register_code_area(char *low, char *high) { return true; }