archive/jdk
1
0
Fork 0
mirror of https://github.com/openjdk/jdk.git synced 2025-08-27 23:04:50 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions

8221477: Inject os/cpu-specific constants into Unsafe from JVM

Browse source 
Initialize Unsafe os/cpu-specific constants using injection instead of native callouts

Reviewed-by: stuefe, coleenp, dholmes, plevart
This commit is contained in:
Andrew Dinn 2019-04-05 10:01:09 +01:00
parent 7a093bcf50
commit 71164a973b
9 changed files with 190 additions and 52 deletions
Download patch file Download diff file Expand all files Collapse all files

10
src/hotspot/share/classfile/javaClasses.hpp
View file

@ -81,6 +81,7 @@
f(java_lang_StackFrameInfo) \
f(java_lang_LiveStackFrameInfo) \
f(java_util_concurrent_locks_AbstractOwnableSynchronizer) \
f(jdk_internal_misc_UnsafeConstants) \
//end
#define BASIC_JAVA_CLASSES_DO(f) \
@ -1483,6 +1484,15 @@ class java_util_concurrent_locks_AbstractOwnableSynchronizer : AllStatic {
static void serialize_offsets(SerializeClosure* f) NOT_CDS_RETURN;
};
// Interface to jdk.internal.misc.UnsafeConsants
class jdk_internal_misc_UnsafeConstants : AllStatic {
public:
static void set_unsafe_constants();
static void compute_offsets() { }
static void serialize_offsets(SerializeClosure* f) { }
};
// Use to declare fields that need to be injected into Java classes
// for the JVM to use. The name_index and signature_index are
// declared in vmSymbols. The may_be_java flag is used to declare