Integrated: 8273489: Zero: Handle UseHeavyMonitors on all monitorenter paths

[Aleksey Shipilev]

On Wed, 8 Sep 2021 14:13:08 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> While fixing JDK-8273486, I noticed there is one place where we do not call VM slowpath when `UseHeavyMonitors` are requested. That place is `ZeroInterpreter::native_entry`. We should probably implement `UseHeavyMonitors` check on those paths. 
> 
> New code is modeled after existing uses, for example [this](https://github.com/openjdk/jdk/blob/master/src/hotspot/share/interpreter/zero/bytecodeInterpreter.cpp#L583-L593).
> 
> Additional testing:
>  - [x] Linux x86_64 Zero `make bootcycle-images`
>  - [x] Linux x86_64 Zero `make bootcycle-images` with `-XX:+UseHeavyMonitors` forced

This pull request has now been integrated.

Changeset: e3bda63c
Author:    Aleksey Shipilev <shade at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/e3bda63ce29bac0eaea520d42f4927dda77f83f2
Stats:     7 lines in 1 file changed: 2 ins; 2 del; 3 mod

8273489: Zero: Handle UseHeavyMonitors on all monitorenter paths

Reviewed-by: coleenp

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PR: https://git.openjdk.java.net/jdk/pull/5416