git: openjdk/loom: fibers: 2 new changesets

[duke]

Changeset: a55cfd20
Author:    lmesnik <leonid.mesnik at oracle.com>
Date:      2020-10-22 13:19:17 +0000
URL:       https://git.openjdk.java.net/loom/commit/a55cfd20

Added more tests in wrapper+Xcomp excled lists.

! test/jdk/ProblemList-vthread-Xcomp.txt
! test/langtools/ProblemList-vthread-Xcomp.txt

Changeset: 396a2d03
Author:    lmesnik <leonid.mesnik at oracle.com>
Date:      2020-10-22 13:19:52 +0000
URL:       https://git.openjdk.java.net/loom/commit/396a2d03

Made last_continuation methods const.

! src/hotspot/share/runtime/continuation.cpp
! src/hotspot/share/runtime/continuation.hpp
! src/hotspot/share/runtime/thread.hpp