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体验新版 GitCode,发现更多精彩内容 >>
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b6e0480f
编写于
2月 28, 2015
作者:
Z
zmajo
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差异文件
Merge
上级
a6e03b2f
eafec676
变更
5
隐藏空白更改
内联
并排
Showing
5 changed file
with
101 addition
and
5 deletion
+101
-5
hotspot/src/share/vm/opto/arraycopynode.cpp
hotspot/src/share/vm/opto/arraycopynode.cpp
+2
-1
hotspot/src/share/vm/opto/loopTransform.cpp
hotspot/src/share/vm/opto/loopTransform.cpp
+1
-1
hotspot/test/compiler/arraycopy/TestArrayCloneBadAssert.java
hotspot/test/compiler/arraycopy/TestArrayCloneBadAssert.java
+50
-0
hotspot/test/compiler/arraycopy/TestArrayCopyAsLoadsStores.java
...t/test/compiler/arraycopy/TestArrayCopyAsLoadsStores.java
+2
-3
hotspot/test/compiler/loopopts/TestCastIINoLoopLimitCheck.java
...ot/test/compiler/loopopts/TestCastIINoLoopLimitCheck.java
+46
-0
未找到文件。
hotspot/src/share/vm/opto/arraycopynode.cpp
浏览文件 @
b6e0480f
...
...
@@ -121,7 +121,8 @@ int ArrayCopyNode::get_count(PhaseGVN *phase) const {
// length input to ArrayCopyNode is constant, length of input
// array must be too.
assert
((
get_length_if_constant
(
phase
)
==
-
1
)
==
!
ary_src
->
size
()
->
is_con
(),
"inconsistent"
);
assert
((
get_length_if_constant
(
phase
)
==
-
1
)
==
!
ary_src
->
size
()
->
is_con
()
||
phase
->
is_IterGVN
(),
"inconsistent"
);
if
(
ary_src
->
size
()
->
is_con
())
{
return
ary_src
->
size
()
->
get_con
();
...
...
hotspot/src/share/vm/opto/loopTransform.cpp
浏览文件 @
b6e0480f
...
...
@@ -2032,7 +2032,7 @@ void PhaseIdealLoop::do_range_check( IdealLoopTree *loop, Node_List &old_new ) {
// Hopefully, compiler will optimize for powers of 2.
Node
*
ctrl
=
get_ctrl
(
main_limit
);
Node
*
stride
=
cl
->
stride
();
Node
*
init
=
cl
->
init_trip
();
Node
*
init
=
cl
->
init_trip
()
->
uncast
()
;
Node
*
span
=
new
SubINode
(
main_limit
,
init
);
register_new_node
(
span
,
ctrl
);
Node
*
rndup
=
_igvn
.
intcon
(
stride_con
+
((
stride_con
>
0
)
?-
1
:
1
));
...
...
hotspot/test/compiler/arraycopy/TestArrayCloneBadAssert.java
0 → 100644
浏览文件 @
b6e0480f
/*
* Copyright (c) 2015, 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
* @bug 8073792
* @summary assert broken when array size becomes known during igvn
* @run main/othervm -Xcomp -XX:CompileOnly=TestArrayCloneBadAssert.m TestArrayCloneBadAssert
*
*/
public
class
TestArrayCloneBadAssert
{
static
final
int
[]
array
=
new
int
[
5
];
static
int
[]
m
(
int
[]
arr
)
{
int
i
=
0
;
for
(;
i
<
2
;
i
++)
{
}
if
(
i
==
2
)
{
arr
=
array
;
}
return
arr
.
clone
();
}
static
public
void
main
(
String
[]
args
)
{
int
[]
arr
=
new
int
[
5
];
m
(
arr
);
}
}
hotspot/test/compiler/arraycopy/TestArrayCopyAsLoadsStores.java
浏览文件 @
b6e0480f
...
...
@@ -25,8 +25,8 @@
* @test
* @bug 6912521
* @summary small array copy as loads/stores
* @run main/othervm -XX:-BackgroundCompilation -XX:-UseOnStackReplacement -XX:CompileCommand=dontinline,TestArrayCopyAsLoadsStores::m* -XX:TypeProfileLevel=200 TestArrayCopyAsLoadsStores
* @run main/othervm -XX:-BackgroundCompilation -XX:-UseOnStackReplacement -XX:CompileCommand=dontinline,TestArrayCopyAsLoadsStores::m* -XX:+IgnoreUnrecognizedVMOptions -XX:+StressArrayCopyMacroNode -XX:TypeProfileLevel=200 TestArrayCopyAsLoadsStores
* @run main/othervm -
ea -
XX:-BackgroundCompilation -XX:-UseOnStackReplacement -XX:CompileCommand=dontinline,TestArrayCopyAsLoadsStores::m* -XX:TypeProfileLevel=200 TestArrayCopyAsLoadsStores
* @run main/othervm -
ea -
XX:-BackgroundCompilation -XX:-UseOnStackReplacement -XX:CompileCommand=dontinline,TestArrayCopyAsLoadsStores::m* -XX:+IgnoreUnrecognizedVMOptions -XX:+StressArrayCopyMacroNode -XX:TypeProfileLevel=200 TestArrayCopyAsLoadsStores
*
*/
...
...
@@ -392,7 +392,6 @@ public class TestArrayCopyAsLoadsStores {
break
;
}
case
ZERO:
{
assert
isIntArray
;
if
(
isIntArray
)
{
src
=
zero_int_src
;
}
else
{
...
...
hotspot/test/compiler/loopopts/TestCastIINoLoopLimitCheck.java
0 → 100644
浏览文件 @
b6e0480f
/*
* Copyright (c) 2015, 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
* @bug 8073184
* @summary CastII that guards counted loops confuses range check elimination with LoopLimitCheck off
* @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:-LoopLimitCheck -XX:CompileOnly=TestCastIINoLoopLimitCheck.m -Xcomp TestCastIINoLoopLimitCheck
*
*/
public
class
TestCastIINoLoopLimitCheck
{
static
void
m
(
int
i
,
int
index
,
char
[]
buf
)
{
while
(
i
>=
65536
)
{
i
=
i
/
100
;
buf
[--
index
]
=
0
;
buf
[--
index
]
=
1
;
}
}
static
public
void
main
(
String
[]
args
)
{
m
(
0
,
0
,
null
);
}
}
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