git: openjdk/jdk16: 8258242: Type profile pollution occurs when memory segments of different kinds are used

[Maurizio Cimadamore]

Changeset: 7ff9c856
Author:    Maurizio Cimadamore <mcimadamore at openjdk.org>
Date:      2020-12-15 13:50:40 +0000
URL:       https://git.openjdk.java.net/jdk16/commit/7ff9c856

8258242: Type profile pollution occurs when memory segments of different kinds are used

Reviewed-by: vlivanov, redestad

! src/hotspot/share/classfile/vmSymbols.hpp
! src/hotspot/share/oops/methodData.cpp
! src/hotspot/share/oops/methodData.hpp
! src/java.base/share/classes/jdk/internal/access/foreign/MemorySegmentProxy.java
! src/java.base/share/classes/jdk/internal/misc/X-ScopedMemoryAccess.java.template
! src/jdk.incubator.foreign/share/classes/jdk/incubator/foreign/MemoryAccess.java
! src/jdk.incubator.foreign/share/classes/jdk/internal/foreign/AbstractMemorySegmentImpl.java
+ test/micro/org/openjdk/bench/jdk/incubator/foreign/LoopOverPollutedSegments.java