Mercurial > hg > truffle
annotate src/os_cpu/solaris_sparc/vm/orderAccess_solaris_sparc.inline.hpp @ 21824:f3ffb37f88a6
Merge
author | asaha |
---|---|
date | Mon, 01 Dec 2014 11:29:12 -0800 |
parents | 63e54c37ac64 |
children |
rev | line source |
---|---|
0 | 1 /* |
8675
63e54c37ac64
8008959: Fix non-PCH build on Linux, Windows and MacOS X
simonis
parents:
2140
diff
changeset
|
2 * Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved. |
0 | 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 * | |
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
844
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
844
diff
changeset
|
20 * or visit www.oracle.com if you need additional information or have any |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
844
diff
changeset
|
21 * questions. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #ifndef OS_CPU_SOLARIS_SPARC_VM_ORDERACCESS_SOLARIS_SPARC_INLINE_HPP |
26 #define OS_CPU_SOLARIS_SPARC_VM_ORDERACCESS_SOLARIS_SPARC_INLINE_HPP | |
27 | |
8675
63e54c37ac64
8008959: Fix non-PCH build on Linux, Windows and MacOS X
simonis
parents:
2140
diff
changeset
|
28 #include "runtime/atomic.inline.hpp" |
1972 | 29 #include "runtime/orderAccess.hpp" |
30 #include "vm_version_sparc.hpp" | |
31 | |
0 | 32 // Implementation of class OrderAccess. |
33 | |
34 // Assume TSO. | |
35 | |
36 // In solaris_sparc.il | |
37 extern "C" void _OrderAccess_acquire(); | |
38 extern "C" void _OrderAccess_fence(); | |
39 | |
40 inline void OrderAccess::loadload() { acquire(); } | |
41 inline void OrderAccess::storestore() { release(); } | |
42 inline void OrderAccess::loadstore() { acquire(); } | |
43 inline void OrderAccess::storeload() { fence(); } | |
44 | |
45 #ifdef _GNU_SOURCE | |
46 | |
47 inline void OrderAccess::acquire() { | |
48 __asm__ volatile ("nop" : : :); | |
49 } | |
50 | |
51 inline void OrderAccess::release() { | |
1711
a6bff45449bc
6973570: OrderAccess::storestore() scales poorly on multi-socket x64 and sparc: cache-line ping-ponging
ysr
parents:
1552
diff
changeset
|
52 jint* local_dummy = (jint*)&local_dummy; |
a6bff45449bc
6973570: OrderAccess::storestore() scales poorly on multi-socket x64 and sparc: cache-line ping-ponging
ysr
parents:
1552
diff
changeset
|
53 __asm__ volatile("stw %%g0, [%0]" : : "r" (local_dummy) : "memory"); |
0 | 54 } |
55 | |
56 inline void OrderAccess::fence() { | |
57 __asm__ volatile ("membar #StoreLoad" : : :); | |
58 } | |
59 | |
60 #else // _GNU_SOURCE | |
61 | |
62 inline void OrderAccess::acquire() { | |
63 _OrderAccess_acquire(); | |
64 } | |
65 | |
66 inline void OrderAccess::release() { | |
1711
a6bff45449bc
6973570: OrderAccess::storestore() scales poorly on multi-socket x64 and sparc: cache-line ping-ponging
ysr
parents:
1552
diff
changeset
|
67 // Avoid hitting the same cache-line from |
a6bff45449bc
6973570: OrderAccess::storestore() scales poorly on multi-socket x64 and sparc: cache-line ping-ponging
ysr
parents:
1552
diff
changeset
|
68 // different threads. |
a6bff45449bc
6973570: OrderAccess::storestore() scales poorly on multi-socket x64 and sparc: cache-line ping-ponging
ysr
parents:
1552
diff
changeset
|
69 volatile jint local_dummy = 0; |
0 | 70 } |
71 | |
72 inline void OrderAccess::fence() { | |
73 _OrderAccess_fence(); | |
74 } | |
75 | |
76 #endif // _GNU_SOURCE | |
77 | |
78 inline jbyte OrderAccess::load_acquire(volatile jbyte* p) { return *p; } | |
79 inline jshort OrderAccess::load_acquire(volatile jshort* p) { return *p; } | |
80 inline jint OrderAccess::load_acquire(volatile jint* p) { return *p; } | |
2140
85c73c0edb06
7012965: Fix failed on sparc for 7009756: volatile variables could be broken throw reflection API
kvn
parents:
1972
diff
changeset
|
81 inline jlong OrderAccess::load_acquire(volatile jlong* p) { return Atomic::load(p); } |
0 | 82 inline jubyte OrderAccess::load_acquire(volatile jubyte* p) { return *p; } |
83 inline jushort OrderAccess::load_acquire(volatile jushort* p) { return *p; } | |
84 inline juint OrderAccess::load_acquire(volatile juint* p) { return *p; } | |
2140
85c73c0edb06
7012965: Fix failed on sparc for 7009756: volatile variables could be broken throw reflection API
kvn
parents:
1972
diff
changeset
|
85 inline julong OrderAccess::load_acquire(volatile julong* p) { return Atomic::load((volatile jlong*)p); } |
0 | 86 inline jfloat OrderAccess::load_acquire(volatile jfloat* p) { return *p; } |
87 inline jdouble OrderAccess::load_acquire(volatile jdouble* p) { return *p; } | |
88 | |
89 inline intptr_t OrderAccess::load_ptr_acquire(volatile intptr_t* p) { return *p; } | |
90 inline void* OrderAccess::load_ptr_acquire(volatile void* p) { return *(void* volatile *)p; } | |
91 inline void* OrderAccess::load_ptr_acquire(const volatile void* p) { return *(void* const volatile *)p; } | |
92 | |
93 inline void OrderAccess::release_store(volatile jbyte* p, jbyte v) { *p = v; } | |
94 inline void OrderAccess::release_store(volatile jshort* p, jshort v) { *p = v; } | |
95 inline void OrderAccess::release_store(volatile jint* p, jint v) { *p = v; } | |
2140
85c73c0edb06
7012965: Fix failed on sparc for 7009756: volatile variables could be broken throw reflection API
kvn
parents:
1972
diff
changeset
|
96 inline void OrderAccess::release_store(volatile jlong* p, jlong v) { Atomic::store(v, p); } |
0 | 97 inline void OrderAccess::release_store(volatile jubyte* p, jubyte v) { *p = v; } |
98 inline void OrderAccess::release_store(volatile jushort* p, jushort v) { *p = v; } | |
99 inline void OrderAccess::release_store(volatile juint* p, juint v) { *p = v; } | |
2140
85c73c0edb06
7012965: Fix failed on sparc for 7009756: volatile variables could be broken throw reflection API
kvn
parents:
1972
diff
changeset
|
100 inline void OrderAccess::release_store(volatile julong* p, julong v) { Atomic::store((jlong)v, (volatile jlong*)p); } |
0 | 101 inline void OrderAccess::release_store(volatile jfloat* p, jfloat v) { *p = v; } |
102 inline void OrderAccess::release_store(volatile jdouble* p, jdouble v) { *p = v; } | |
103 | |
104 inline void OrderAccess::release_store_ptr(volatile intptr_t* p, intptr_t v) { *p = v; } | |
105 inline void OrderAccess::release_store_ptr(volatile void* p, void* v) { *(void* volatile *)p = v; } | |
106 | |
107 inline void OrderAccess::store_fence(jbyte* p, jbyte v) { *p = v; fence(); } | |
108 inline void OrderAccess::store_fence(jshort* p, jshort v) { *p = v; fence(); } | |
109 inline void OrderAccess::store_fence(jint* p, jint v) { *p = v; fence(); } | |
110 inline void OrderAccess::store_fence(jlong* p, jlong v) { *p = v; fence(); } | |
111 inline void OrderAccess::store_fence(jubyte* p, jubyte v) { *p = v; fence(); } | |
112 inline void OrderAccess::store_fence(jushort* p, jushort v) { *p = v; fence(); } | |
113 inline void OrderAccess::store_fence(juint* p, juint v) { *p = v; fence(); } | |
114 inline void OrderAccess::store_fence(julong* p, julong v) { *p = v; fence(); } | |
115 inline void OrderAccess::store_fence(jfloat* p, jfloat v) { *p = v; fence(); } | |
116 inline void OrderAccess::store_fence(jdouble* p, jdouble v) { *p = v; fence(); } | |
117 | |
118 inline void OrderAccess::store_ptr_fence(intptr_t* p, intptr_t v) { *p = v; fence(); } | |
119 inline void OrderAccess::store_ptr_fence(void** p, void* v) { *p = v; fence(); } | |
120 | |
121 inline void OrderAccess::release_store_fence(volatile jbyte* p, jbyte v) { *p = v; fence(); } | |
122 inline void OrderAccess::release_store_fence(volatile jshort* p, jshort v) { *p = v; fence(); } | |
123 inline void OrderAccess::release_store_fence(volatile jint* p, jint v) { *p = v; fence(); } | |
2140
85c73c0edb06
7012965: Fix failed on sparc for 7009756: volatile variables could be broken throw reflection API
kvn
parents:
1972
diff
changeset
|
124 inline void OrderAccess::release_store_fence(volatile jlong* p, jlong v) { release_store(p, v); fence(); } |
0 | 125 inline void OrderAccess::release_store_fence(volatile jubyte* p, jubyte v) { *p = v; fence(); } |
126 inline void OrderAccess::release_store_fence(volatile jushort* p, jushort v) { *p = v; fence(); } | |
127 inline void OrderAccess::release_store_fence(volatile juint* p, juint v) { *p = v; fence(); } | |
2140
85c73c0edb06
7012965: Fix failed on sparc for 7009756: volatile variables could be broken throw reflection API
kvn
parents:
1972
diff
changeset
|
128 inline void OrderAccess::release_store_fence(volatile julong* p, julong v) { release_store(p, v); fence(); } |
0 | 129 inline void OrderAccess::release_store_fence(volatile jfloat* p, jfloat v) { *p = v; fence(); } |
130 inline void OrderAccess::release_store_fence(volatile jdouble* p, jdouble v) { *p = v; fence(); } | |
131 | |
132 inline void OrderAccess::release_store_ptr_fence(volatile intptr_t* p, intptr_t v) { *p = v; fence(); } | |
133 inline void OrderAccess::release_store_ptr_fence(volatile void* p, void* v) { *(void* volatile *)p = v; fence(); } | |
1972 | 134 |
135 #endif // OS_CPU_SOLARIS_SPARC_VM_ORDERACCESS_SOLARIS_SPARC_INLINE_HPP |