On Mon, 9 Nov 2020 15:43:09 GMT, Frederic Parain <fpar...@openjdk.org> wrote:
> Please review this small cleanup code, removing the now unused allocation
> type from the fieldInfo structure.
>
> Tested with Mach5, tiers 1 to 3 and locally by running
> test/hotspot/jtreg/serviceability/sa tests.
>
> Thank you,
>
> Fred
Nice cleanup!
src/hotspot/share/classfile/classFileParser.cpp line 1708:
> 1706:
> 1707: // Remember how many oops we encountered and compute allocation type
> 1708: const FieldAllocationType atype = fac->update(is_static, type);
The returned `FieldAllocationType` is never used at either call-site, so maybe
the `update` method can be simplified, too? (It seems all `update` does is
increment a per-type counter, so the name is a bit surprising)
src/hotspot/share/runtime/vmStructs.cpp line 2261:
> 2259: declare_preprocessor_constant("FIELDINFO_TAG_SIZE",
> FIELDINFO_TAG_SIZE) \
> 2260: declare_preprocessor_constant("FIELDINFO_TAG_OFFSET",
> FIELDINFO_TAG_OFFSET) \
> 2261: declare_preprocessor_constant("FIELDINFO_TAG_CONTENDED",
> FIELDINFO_TAG_CONTENDED) \
Not sure it's necessary to add this with no usage?
-------------
Marked as reviewed by redestad (Reviewer).
PR: https://git.openjdk.java.net/jdk/pull/1130
