RFR: 8265606: Reduce allocations in AdapterHandlerLibrary::get_adapter

[Ioi Lam]

On Tue, 20 Apr 2021 23:32:32 GMT, Claes Redestad <redestad at openjdk.org> wrote:

> Use stack allocated arrays used when looking up and creating adapters. Resource allocate if number of args grows large, which is relatively rare.

Changes requested by iklam (Reviewer).

src/hotspot/share/runtime/sharedRuntime.cpp line 2964:

> 2962:   // ResourceObject, so do not put any ResourceMarks in here.
> 2963: 
> 2964:   BasicType sig_bt[256];

Was this line changed by mistake? The rest of the PR looks good to me.

-------------

PR: https://git.openjdk.java.net/jdk/pull/3595