RFR: 8280473: CI: Support unresolved JVM_CONSTANT_Dynamic constant pool entries

[Eirik Bjorsnos]

On Thu, 10 Feb 2022 11:37:18 GMT, Vladimir Ivanov <vlivanov at openjdk.org> wrote:

> Properly support unresolved CONSTANT_Dynamic CP entries in C1/C2.
> 
> Right now, both compilers bail out the compilation when they encounter a single unresolved dynamic constant. It forces users to do eager resolution which defeats the whole purpose of using dynamic constants. 
> 
> The patch is focused on C1 and enables code patching for dynamic constants, but there are minor C2-specific changes to avoid compilation bailouts there. 
> 
> Testing: hs-tier1 - hs-tier4

Not a review, but I've tested this and  can confirm it resolves the bailout issue as reported in the mail thread linked to in JDK-8280473.

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PR: https://git.openjdk.java.net/jdk/pull/7423