6953058: G1: A bigapp crashes with SIGSEGV in compiled code
Summary: In C2's G1 post write barrier, the loads of the buffer and index fields from the DirtyCardQueue structure may be moved across a safepoint. Use the current value of "control" in the C2 IR to limit how far these loads can move.
Reviewed-by: never, iveresov, kvn
| author |
johnc |
| date |
Mon, 07 Jun 2010 17:46:04 -0700 |
| parents |
a61af66fc99e |
| children |
|
| rev |
line source |
|
0
|
1 README:
|
|
|
2 This file should be located at the top of the hotspot Mercurial repository.
|
|
|
3
|
|
|
4 See http://openjdk.java.net/ for more information about the OpenJDK.
|
|
|
5
|
|
|
6 See ../README-builds.html for complete details on build machine requirements.
|
|
|
7
|
|
|
8 Simple Build Instructions:
|
|
|
9
|
|
|
10 cd make && gnumake
|
|
|
11
|
|
|
12 The files that will be imported into the jdk build will be in the "build"
|
|
|
13 directory.
|
|
|
14
|
