On Fri, 20 Sep 2024 16:13:06 GMT, Claes Redestad <redes...@openjdk.org> wrote:
>> CheckLocal once, reduce redundant checkLocal, rewrite switch, reduce method
>> size, codeSize is reduced from 367 to 263.
>
> src/java.base/share/classes/jdk/internal/classfile/impl/StackMapGenerator.java
> line 1069:
>
>> 1067: localsSize += 2;
>> 1068: } else {
>> 1069: if (desc == CD_int || desc == CD_boolean || desc
>> == CD_byte || desc == CD_char || desc == CD_short) {
>
> An alternative would be `if (!desc.isPrimitive()) { .. } else if (desc ==
> CD_float) { .. } else { /* INTEGER_TYPE */ }` - might be more compact at
> least.
I think wenshao is intentionally avoiding `isPrimitive` as it is slower; we can
fix that later I guess.
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PR Review Comment: https://git.openjdk.org/jdk/pull/21106#discussion_r1768891745
