hg: jdk/sandbox: 8208277: Code cache heap (-XX:ReservedCodeCacheSize) doesn't work with 1GB LargePages

[chris.hegarty at oracle.com]

Changeset: a76b7884b59a
Author:    thartmann
Date:      2018-12-06 10:07 +0100
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/a76b7884b59a

8208277: Code cache heap (-XX:ReservedCodeCacheSize) doesn't work with 1GB LargePages
Summary: Use huge pages for code cache if ReservedCodeCacheSize == InitialCodeCacheSize
Reviewed-by: kvn

! src/hotspot/share/code/codeCache.cpp
! src/hotspot/share/code/codeCache.hpp
! src/hotspot/share/compiler/compilerDefinitions.cpp