Mercurial > hg > truffle
comparison src/os_cpu/linux_sparc/vm/orderAccess_linux_sparc.inline.hpp @ 133:435e64505015
6693457: Open-source hotspot linux-sparc support
Summary: Move os_cpu/linux_sparc from closed to open
Reviewed-by: kamg
author | phh |
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date | Thu, 24 Apr 2008 15:07:57 -0400 |
parents | |
children | d1605aabd0a1 |
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122:ec73d88d5b43 | 133:435e64505015 |
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1 /* | |
2 * Copyright 2003-2007 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
20 * CA 95054 USA or visit www.sun.com if you need additional information or | |
21 * have any questions. | |
22 * | |
23 */ | |
24 | |
25 // Implementation of class OrderAccess. | |
26 | |
27 // Assume TSO. | |
28 | |
29 inline void OrderAccess::loadload() { acquire(); } | |
30 inline void OrderAccess::storestore() { release(); } | |
31 inline void OrderAccess::loadstore() { acquire(); } | |
32 inline void OrderAccess::storeload() { fence(); } | |
33 | |
34 inline void OrderAccess::acquire() { | |
35 __asm__ volatile ("nop" : : :); | |
36 } | |
37 | |
38 inline void OrderAccess::release() { | |
39 jint* dummy = (jint*)&dummy; | |
40 __asm__ volatile("stw %%g0, [%0]" : : "r" (dummy) : "memory"); | |
41 } | |
42 | |
43 inline void OrderAccess::fence() { | |
44 __asm__ volatile ("membar #StoreLoad" : : :); | |
45 } | |
46 | |
47 inline jbyte OrderAccess::load_acquire(volatile jbyte* p) { return *p; } | |
48 inline jshort OrderAccess::load_acquire(volatile jshort* p) { return *p; } | |
49 inline jint OrderAccess::load_acquire(volatile jint* p) { return *p; } | |
50 inline jlong OrderAccess::load_acquire(volatile jlong* p) { return *p; } | |
51 inline jubyte OrderAccess::load_acquire(volatile jubyte* p) { return *p; } | |
52 inline jushort OrderAccess::load_acquire(volatile jushort* p) { return *p; } | |
53 inline juint OrderAccess::load_acquire(volatile juint* p) { return *p; } | |
54 inline julong OrderAccess::load_acquire(volatile julong* p) { return *p; } | |
55 inline jfloat OrderAccess::load_acquire(volatile jfloat* p) { return *p; } | |
56 inline jdouble OrderAccess::load_acquire(volatile jdouble* p) { return *p; } | |
57 | |
58 inline intptr_t OrderAccess::load_ptr_acquire(volatile intptr_t* p) { return *p; } | |
59 inline void* OrderAccess::load_ptr_acquire(volatile void* p) { return *(void* volatile *)p; } | |
60 inline void* OrderAccess::load_ptr_acquire(const volatile void* p) { return *(void* const volatile *)p; } | |
61 | |
62 inline void OrderAccess::release_store(volatile jbyte* p, jbyte v) { *p = v; } | |
63 inline void OrderAccess::release_store(volatile jshort* p, jshort v) { *p = v; } | |
64 inline void OrderAccess::release_store(volatile jint* p, jint v) { *p = v; } | |
65 inline void OrderAccess::release_store(volatile jlong* p, jlong v) { *p = v; } | |
66 inline void OrderAccess::release_store(volatile jubyte* p, jubyte v) { *p = v; } | |
67 inline void OrderAccess::release_store(volatile jushort* p, jushort v) { *p = v; } | |
68 inline void OrderAccess::release_store(volatile juint* p, juint v) { *p = v; } | |
69 inline void OrderAccess::release_store(volatile julong* p, julong v) { *p = v; } | |
70 inline void OrderAccess::release_store(volatile jfloat* p, jfloat v) { *p = v; } | |
71 inline void OrderAccess::release_store(volatile jdouble* p, jdouble v) { *p = v; } | |
72 | |
73 inline void OrderAccess::release_store_ptr(volatile intptr_t* p, intptr_t v) { *p = v; } | |
74 inline void OrderAccess::release_store_ptr(volatile void* p, void* v) { *(void* volatile *)p = v; } | |
75 | |
76 inline void OrderAccess::store_fence(jbyte* p, jbyte v) { *p = v; fence(); } | |
77 inline void OrderAccess::store_fence(jshort* p, jshort v) { *p = v; fence(); } | |
78 inline void OrderAccess::store_fence(jint* p, jint v) { *p = v; fence(); } | |
79 inline void OrderAccess::store_fence(jlong* p, jlong v) { *p = v; fence(); } | |
80 inline void OrderAccess::store_fence(jubyte* p, jubyte v) { *p = v; fence(); } | |
81 inline void OrderAccess::store_fence(jushort* p, jushort v) { *p = v; fence(); } | |
82 inline void OrderAccess::store_fence(juint* p, juint v) { *p = v; fence(); } | |
83 inline void OrderAccess::store_fence(julong* p, julong v) { *p = v; fence(); } | |
84 inline void OrderAccess::store_fence(jfloat* p, jfloat v) { *p = v; fence(); } | |
85 inline void OrderAccess::store_fence(jdouble* p, jdouble v) { *p = v; fence(); } | |
86 | |
87 inline void OrderAccess::store_ptr_fence(intptr_t* p, intptr_t v) { *p = v; fence(); } | |
88 inline void OrderAccess::store_ptr_fence(void** p, void* v) { *p = v; fence(); } | |
89 | |
90 inline void OrderAccess::release_store_fence(volatile jbyte* p, jbyte v) { *p = v; fence(); } | |
91 inline void OrderAccess::release_store_fence(volatile jshort* p, jshort v) { *p = v; fence(); } | |
92 inline void OrderAccess::release_store_fence(volatile jint* p, jint v) { *p = v; fence(); } | |
93 inline void OrderAccess::release_store_fence(volatile jlong* p, jlong v) { *p = v; fence(); } | |
94 inline void OrderAccess::release_store_fence(volatile jubyte* p, jubyte v) { *p = v; fence(); } | |
95 inline void OrderAccess::release_store_fence(volatile jushort* p, jushort v) { *p = v; fence(); } | |
96 inline void OrderAccess::release_store_fence(volatile juint* p, juint v) { *p = v; fence(); } | |
97 inline void OrderAccess::release_store_fence(volatile julong* p, julong v) { *p = v; fence(); } | |
98 inline void OrderAccess::release_store_fence(volatile jfloat* p, jfloat v) { *p = v; fence(); } | |
99 inline void OrderAccess::release_store_fence(volatile jdouble* p, jdouble v) { *p = v; fence(); } | |
100 | |
101 inline void OrderAccess::release_store_ptr_fence(volatile intptr_t* p, intptr_t v) { *p = v; fence(); } | |
102 inline void OrderAccess::release_store_ptr_fence(volatile void* p, void* v) { *(void* volatile *)p = v; fence(); } |