Skip to content
体验新版
项目
组织
正在加载...
登录
切换导航
打开侧边栏
openanolis
dragonwell11
提交
32b6dbf5
D
dragonwell11
项目概览
openanolis
/
dragonwell11
通知
7
Star
2
Fork
0
代码
文件
提交
分支
Tags
贡献者
分支图
Diff
Issue
0
列表
看板
标记
里程碑
合并请求
0
Wiki
0
Wiki
分析
仓库
DevOps
项目成员
Pages
D
dragonwell11
项目概览
项目概览
详情
发布
仓库
仓库
文件
提交
分支
标签
贡献者
分支图
比较
Issue
0
Issue
0
列表
看板
标记
里程碑
合并请求
0
合并请求
0
Pages
分析
分析
仓库分析
DevOps
Wiki
0
Wiki
成员
成员
收起侧边栏
关闭侧边栏
动态
分支图
创建新Issue
提交
Issue看板
体验新版 GitCode,发现更多精彩内容 >>
提交
32b6dbf5
编写于
11月 26, 2014
作者:
M
minqi
浏览文件
操作
浏览文件
下载
差异文件
Merge
上级
58eb95d8
2b332d19
变更
3
隐藏空白更改
内联
并排
Showing
3 changed file
with
51 addition
and
0 deletion
+51
-0
hotspot/src/share/vm/prims/whitebox.cpp
hotspot/src/share/vm/prims/whitebox.cpp
+4
-0
hotspot/test/runtime/memory/ReadVMPageSize.java
hotspot/test/runtime/memory/ReadVMPageSize.java
+46
-0
hotspot/test/testlibrary/whitebox/sun/hotspot/WhiteBox.java
hotspot/test/testlibrary/whitebox/sun/hotspot/WhiteBox.java
+1
-0
未找到文件。
hotspot/src/share/vm/prims/whitebox.cpp
浏览文件 @
32b6dbf5
...
...
@@ -82,6 +82,9 @@ WB_ENTRY(jint, WB_GetHeapOopSize(JNIEnv* env, jobject o))
return
heapOopSize
;
WB_END
WB_ENTRY
(
jint
,
WB_GetVMPageSize
(
JNIEnv
*
env
,
jobject
o
))
return
os
::
vm_page_size
();
WB_END
class
WBIsKlassAliveClosure
:
public
KlassClosure
{
Symbol
*
_name
;
...
...
@@ -1121,6 +1124,7 @@ static JNINativeMethod methods[] = {
{
CC
"getObjectSize"
,
CC
"(Ljava/lang/Object;)J"
,
(
void
*
)
&
WB_GetObjectSize
},
{
CC
"isObjectInOldGen"
,
CC
"(Ljava/lang/Object;)Z"
,
(
void
*
)
&
WB_isObjectInOldGen
},
{
CC
"getHeapOopSize"
,
CC
"()I"
,
(
void
*
)
&
WB_GetHeapOopSize
},
{
CC
"getVMPageSize"
,
CC
"()I"
,
(
void
*
)
&
WB_GetVMPageSize
},
{
CC
"isClassAlive0"
,
CC
"(Ljava/lang/String;)Z"
,
(
void
*
)
&
WB_IsClassAlive
},
{
CC
"parseCommandLine"
,
CC
"(Ljava/lang/String;[Lsun/hotspot/parser/DiagnosticCommand;)[Ljava/lang/Object;"
,
...
...
hotspot/test/runtime/memory/ReadVMPageSize.java
0 → 100644
浏览文件 @
32b6dbf5
/*
* Copyright (c) 2014, 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.
*/
/*
* @test
* @summary Using WhiteBox to get VM page size
* @library /testlibrary /testlibrary/whitebox
* @build ReadVMPageSize
* @run main ClassFileInstaller sun.hotspot.WhiteBox
* @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI ReadVMPageSize
*/
import
com.oracle.java.testlibrary.*
;
import
sun.hotspot.WhiteBox
;
public
class
ReadVMPageSize
{
public
static
void
main
(
String
args
[])
throws
Exception
{
WhiteBox
wb
=
WhiteBox
.
getWhiteBox
();
int
pageSize
=
wb
.
getVMPageSize
();
if
(
pageSize
<
0
)
{
throw
new
Exception
(
"pageSize < 0"
);
}
else
{
System
.
out
.
println
(
"Page size = "
+
pageSize
);
}
}
}
hotspot/test/testlibrary/whitebox/sun/hotspot/WhiteBox.java
浏览文件 @
32b6dbf5
...
...
@@ -74,6 +74,7 @@ public class WhiteBox {
// Memory
public
native
long
getObjectAddress
(
Object
o
);
public
native
int
getHeapOopSize
();
public
native
int
getVMPageSize
();
public
native
boolean
isObjectInOldGen
(
Object
o
);
public
native
long
getObjectSize
(
Object
o
);
...
...
编辑
预览
Markdown
is supported
0%
请重试
或
添加新附件
.
添加附件
取消
You are about to add
0
people
to the discussion. Proceed with caution.
先完成此消息的编辑!
取消
想要评论请
注册
或
登录