On Mon, 23 Feb 2026 16:28:01 GMT, Ashutosh Mehra <[email protected]> wrote:
>> Xue-Lei Andrew Fan has updated the pull request incrementally with one
>> additional commit since the last revision:
>>
>> merge the patch to always use narrowPtr
>
> src/hotspot/share/classfile/compactHashtable.hpp line 118:
>
>> 116: GrowableArray<Entry>** _buckets;
>> 117: CompactHashtableStats* _stats;
>> 118: u4* _compact_buckets;
>
> I am not sure why are these changed from Array to C-array?
The reason is Array<u4> looks like this:
class Array<u4> {
int length;
u4 data[...];
As the `Array` is 8-byte aligned, the address of `data` is not aligned. As a
result, we cannot serialize it using `WriteClosure::do_ptr()`, which now
requires 8-byte alignment.
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PR Review Comment: https://git.openjdk.org/jdk/pull/29494#discussion_r2841949651