hg: valhalla/valhalla: 8234761: [lworld] JNI extensions to provide direct access to flattened arrays

[frederic.parain at oracle.com]

Changeset: 1f1c848dcdfd
Author:    fparain
Date:      2019-11-25 15:20 -0500
URL:       https://hg.openjdk.java.net/valhalla/valhalla/rev/1f1c848dcdfd

8234761: [lworld] JNI extensions to provide direct access to flattened arrays
Reviewed-by: dsimms

! src/hotspot/share/prims/jni.cpp
! src/hotspot/share/prims/jniCheck.cpp
! src/java.base/share/native/include/jni.h
+ test/hotspot/jtreg/runtime/valhalla/valuetypes/TestJNIArrays.java
+ test/hotspot/jtreg/runtime/valhalla/valuetypes/libTestJNIArrays.c