README

Fri, 16 Oct 2009 02:05:46 -0700

author
ysr
date
Fri, 16 Oct 2009 02:05:46 -0700
changeset 1462
39b01ab7035a
parent 0
f90c822e73f8
permissions
-rw-r--r--

6888898: CMS: ReduceInitialCardMarks unsafe in the presence of cms precleaning
6889757: G1: enable card mark elision for initializing writes from compiled code (ReduceInitialCardMarks)
Summary: Defer the (compiler-elided) card-mark upon a slow-path allocation until after the store and before the next subsequent safepoint; G1 now answers yes to can_elide_tlab_write_barriers().
Reviewed-by: jcoomes, kvn, never

     1 README:
     2   This file should be located at the top of the hotspot Mercurial repository.
     4   See http://openjdk.java.net/ for more information about the OpenJDK.
     6   See ../README-builds.html for complete details on build machine requirements.
     8 Simple Build Instructions:
    10     cd make && gnumake
    12   The files that will be imported into the jdk build will be in the "build"
    13   directory.

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