hg: jdk/sandbox: 2 new changesets

[chris.hegarty at oracle.com]

Changeset: 3283cff319c8
Author:    thartmann
Date:      2019-08-22 12:22 +0200
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/3283cff319c8

8230020: [BACKOUT] compiler/types/correctness/* tests fail with "assert(recv == __null || recv->is_klass()) failed: wrong type"
Summary: Back out JDK-8225670 due to performance regressions.
Reviewed-by: roland

! src/hotspot/share/ci/ciMethodData.cpp
! test/hotspot/jtreg/ProblemList.txt

Changeset: e686b661fa05
Author:    thartmann
Date:      2019-08-22 12:24 +0200
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/e686b661fa05

8224624: Inefficiencies in CodeStrings::add_comment cause timeouts
Summary: Changing CodeStrings to a doubly-linked-list and searching for the comment with the right offset in reverse.
Reviewed-by: kvn

! src/hotspot/share/asm/codeBuffer.cpp
! src/hotspot/share/asm/codeBuffer.hpp