RFR: 8252981: ObjectMonitor::object() cleanup changes extracted from JDK-8247281 [v2]

[Daniel D.Daugherty]

On Thu, 10 Sep 2020 18:40:15 GMT, Daniel D. Daugherty <dcubed at openjdk.org> wrote:

>> src/hotspot/share/runtime/objectMonitor.inline.hpp line 102:
>> 
>>> 100:
>>> 101: inline oop ObjectMonitor::object() const {
>>> 102:   return (oop)_object;
>> 
>> `cast_to_oop(_object)` here?
>
> This function will change again with the next changeset (JDK-8247281)
> so I'd rather stick with the C-style cast for this changeset.

I kicked off a Mach5 Tier[1-3] and all the usual builds have passed.

>> src/hotspot/share/runtime/objectMonitor.inline.hpp line 110:
>> 
>>> 108:
>>> 109: inline void ObjectMonitor::set_object(oop obj) {
>>> 110:   _object = (void*)obj;
>> 
>> `cast_from_oop<void*>(obj)` here?
>
> This function will change again with the next changeset (JDK-8247281)
> so I'd rather stick with the C-style cast for this changeset.

I kicked off a Mach5 Tier[1-3] and all the usual builds have passed.

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PR: https://git.openjdk.java.net/jdk/pull/114