RFR: JDK-8310425: [JVMCI] compiler/runtime/TestConstantDynamic: lookupConstant returned an object of incorrect type: null

[Doug Simon]

On Wed, 21 Jun 2023 10:26:19 GMT, David Leopoldseder <davleopo at openjdk.org> wrote:

> Fix JVMCI handling of null dynamic constants and dynamic constant errors.
> 
> For null dynamic constants the jvmci code wrongly was checking for the_null_sentinel while constantpool resolve_possibly_cached_constant_at returns nullptr for null constants.
> 
> And for errors during the bootstrap method resolve_possibly_cached_constant_at already throws the BootstrapMethodError so we can never reach the next branch.

Marked as reviewed by dnsimon (Committer).

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PR Review: https://git.openjdk.org/jdk/pull/14582#pullrequestreview-1492642352