RFR: 8259316: [REDO] C1/C2 compiler support for blackholes

[Aleksey Shipilev]

On Mon, 11 Jan 2021 10:18:15 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> This reworks the compiler support for blackholes. The key difference against the last version (#1203) is that blackholes are only acceptable as empty static methods, which both simplifies the implementation and eliminates a few compatibility questions.

Not yet, bot.

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PR: https://git.openjdk.java.net/jdk/pull/2024