hg: jdk/submit: 8185496: Improve performance of system properties initialization in initPhase1; ...

[roger.riggs at oracle.com]

Changeset: b915bd68d907
Author:    rriggs
Date:      2018-11-09 13:28 -0500
URL:       http://hg.openjdk.java.net/jdk/submit/rev/b915bd68d907

8185496: Improve performance of system properties initialization in initPhase1
8213424: VersionProps duplicate and skipped initialization
Reviewed-by: mchung, redestad, dholmes

! src/hotspot/share/prims/jvm.cpp
! src/java.base/share/classes/java/lang/System.java
! src/java.base/share/classes/java/lang/VersionProps.java.template
! src/java.base/share/classes/jdk/internal/misc/VM.java
! src/java.base/share/native/libjava/System.c
! src/java.base/share/native/libjava/java_props.h
! src/java.base/unix/native/libjava/java_props_md.c
! src/java.base/windows/native/libjava/java_props_md.c
- test/jdk/java/lang/System/ClearProperty.java
+ test/jdk/java/lang/System/PropertyTest.java
- test/jdk/java/lang/System/SetPropertiesNull.java
! test/jdk/java/util/concurrent/atomic/VMSupportsCS8.java