> This change removes the legacy compilation policy and an emulation mode to
> the tiered policy to simulate the old behavior with
> ```-XX:-TieredCompilation```. The change removed a bunch of interpreter code,
> devirtualizes the compilation policy API, adds a consistent way to query
> compiler configuration with the new ```CompilerConfig``` API.
>
> I've tested this with hs-tier{1,2,3,4,5}. And also made sure it builds and
> works with C1/C2-Graal/AOT being enabled/disabled.
>
> Since there are platform-specific changes I would greatly appreciate some
> help from the maintainers of the specific ports to verify the build and run
> basic smoke tests. I've already tested x64 and aarch64. Thanks!
Igor Veresov has updated the pull request incrementally with one additional
commit since the last revision:
Check legacy flags validity before deriving flag values for emulation mode.
-------------
Changes:
- all: https://git.openjdk.java.net/jdk/pull/1985/files
- new: https://git.openjdk.java.net/jdk/pull/1985/files/dfffc35b..82dffbe9
Webrevs:
- full: https://webrevs.openjdk.java.net/?repo=jdk&pr=1985&range=03
- incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=1985&range=02-03
Stats: 49 lines in 2 files changed: 37 ins; 8 del; 4 mod
Patch: https://git.openjdk.java.net/jdk/pull/1985.diff
Fetch: git fetch https://git.openjdk.java.net/jdk pull/1985/head:pull/1985
PR: https://git.openjdk.java.net/jdk/pull/1985
