RFR: 8288012: AArch64: unnecessary macro expansion in stubGenerator_aarch64
Andrew Haley
aph at openjdk.org
Tue Aug 30 09:04:17 UTC 2022
On Mon, 29 Aug 2022 01:46:56 GMT, Hao Sun <haosun at openjdk.org> wrote:
> We use utility routines to replace macros in generate_md5_implCompress
> and generate_sha512_implCompress() functions, as these macro expanisons
> would bloat the generator.
>
> Minor update: "Label keys" is removed since it's dead code.
>
> In my local "release + server" build on AArch64 machine, the size of
> stubGenerator_aarch64.o is reduced about 9% (from 6.73 MB to 6.13 MB).
>
> Testings:
> Tier1~3 passed on sha512 feature supporting machine.
> We evaluted JMH test case MessageDigests.java and didn't see viable
> performance change with and without this patch.
Marked as reviewed by aph (Reviewer).
-------------
PR: https://git.openjdk.org/jdk/pull/10058
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