src/os_cpu/windows_x86/vm/os_windows_x86.hpp

/*
 * Copyright (c) 1999, 2013, 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.
 *
 */

#ifndef OS_CPU_WINDOWS_X86_VM_OS_WINDOWS_X86_HPP
#define OS_CPU_WINDOWS_X86_VM_OS_WINDOWS_X86_HPP

  //
  // NOTE: we are back in class os here, not win32
  //
#ifdef AMD64
  static jint      (*atomic_xchg_func)          (jint,      volatile jint*);
  static intptr_t  (*atomic_xchg_ptr_func)      (intptr_t,  volatile intptr_t*);

  static jint      (*atomic_cmpxchg_func)       (jint,      volatile jint*,  jint);
  static jlong     (*atomic_cmpxchg_long_func)  (jlong,     volatile jlong*, jlong);

  static jint      (*atomic_add_func)           (jint,      volatile jint*);
  static intptr_t  (*atomic_add_ptr_func)       (intptr_t,  volatile intptr_t*);

  static jint      atomic_xchg_bootstrap        (jint,      volatile jint*);
  static intptr_t  atomic_xchg_ptr_bootstrap    (intptr_t,  volatile intptr_t*);

  static jint      atomic_cmpxchg_bootstrap     (jint,      volatile jint*,  jint);
#else

  static jlong (*atomic_cmpxchg_long_func)  (jlong, volatile jlong*, jlong);

#endif // AMD64

  static jlong atomic_cmpxchg_long_bootstrap(jlong, volatile jlong*, jlong);

#ifdef AMD64
  static jint      atomic_add_bootstrap         (jint,      volatile jint*);
  static intptr_t  atomic_add_ptr_bootstrap     (intptr_t,  volatile intptr_t*);
#endif // AMD64

  static void setup_fpu();
  static bool supports_sse() { return true; }

  static jlong rdtsc();

  static bool      register_code_area(char *low, char *high);

#ifdef AMD64
#define PLATFORM_PRINT_NATIVE_STACK 1
static bool platform_print_native_stack(outputStream* st, void* context,
                                        char *buf, int buf_size);
#endif

#endif // OS_CPU_WINDOWS_X86_VM_OS_WINDOWS_X86_HPP