1 /*
2 * Copyright (c) 1999, 2009, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 //
26 // NOTE: we are back in class os here, not win32
27 //
28 #ifdef AMD64
29 static jint (*atomic_xchg_func) (jint, volatile jint*);
30 static intptr_t (*atomic_xchg_ptr_func) (intptr_t, volatile intptr_t*);
31
32 static jint (*atomic_cmpxchg_func) (jint, volatile jint*, jint);
33 static jlong (*atomic_cmpxchg_long_func) (jlong, volatile jlong*, jlong);
34
35 static jint (*atomic_add_func) (jint, volatile jint*);
36 static intptr_t (*atomic_add_ptr_func) (intptr_t, volatile intptr_t*);
37
38 static jint atomic_xchg_bootstrap (jint, volatile jint*);
39 static intptr_t atomic_xchg_ptr_bootstrap (intptr_t, volatile intptr_t*);
40
41 static jint atomic_cmpxchg_bootstrap (jint, volatile jint*, jint);
42 #else
43
44 static jlong (*atomic_cmpxchg_long_func) (jlong, volatile jlong*, jlong);
45
46 #endif // AMD64
47
48 static jlong atomic_cmpxchg_long_bootstrap(jlong, volatile jlong*, jlong);
49
50 #ifdef AMD64
51 static jint atomic_add_bootstrap (jint, volatile jint*);
52 static intptr_t atomic_add_ptr_bootstrap (intptr_t, volatile intptr_t*);
53 #endif // AMD64
54
55 static void setup_fpu();
56 static bool supports_sse() { return true; }
57
58 static bool register_code_area(char *low, char *high);
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1 /*
2 * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #ifndef OS_CPU_WINDOWS_X86_VM_OS_WINDOWS_X86_HPP
26 #define OS_CPU_WINDOWS_X86_VM_OS_WINDOWS_X86_HPP
27
28 //
29 // NOTE: we are back in class os here, not win32
30 //
31 #ifdef AMD64
32 static jint (*atomic_xchg_func) (jint, volatile jint*);
33 static intptr_t (*atomic_xchg_ptr_func) (intptr_t, volatile intptr_t*);
34
35 static jint (*atomic_cmpxchg_func) (jint, volatile jint*, jint);
36 static jlong (*atomic_cmpxchg_long_func) (jlong, volatile jlong*, jlong);
37
38 static jint (*atomic_add_func) (jint, volatile jint*);
39 static intptr_t (*atomic_add_ptr_func) (intptr_t, volatile intptr_t*);
40
41 static jint atomic_xchg_bootstrap (jint, volatile jint*);
42 static intptr_t atomic_xchg_ptr_bootstrap (intptr_t, volatile intptr_t*);
43
44 static jint atomic_cmpxchg_bootstrap (jint, volatile jint*, jint);
45 #else
46
47 static jlong (*atomic_cmpxchg_long_func) (jlong, volatile jlong*, jlong);
48
49 #endif // AMD64
50
51 static jlong atomic_cmpxchg_long_bootstrap(jlong, volatile jlong*, jlong);
52
53 #ifdef AMD64
54 static jint atomic_add_bootstrap (jint, volatile jint*);
55 static intptr_t atomic_add_ptr_bootstrap (intptr_t, volatile intptr_t*);
56 #endif // AMD64
57
58 static void setup_fpu();
59 static bool supports_sse() { return true; }
60
61 static bool register_code_area(char *low, char *high);
62
63 #endif // OS_CPU_WINDOWS_X86_VM_OS_WINDOWS_X86_HPP
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