JDK-8186046 : Minimal ConstantDynamic support
  • Type: Sub-task
  • Component: hotspot
  • Sub-Component: runtime
  • Priority: P2
  • Status: Resolved
  • Resolution: Fixed
  • Submitted: 2017-08-09
  • Updated: 2022-01-21
  • Resolved: 2018-01-31
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JDK 11
11 b01Fixed
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Description
Implement ConstantDynamic with required hotspot and JDK changes supporting the existing arity and varargs patterns specified for the invocation of bootstrap methods.

ldc instructions and bootstrap method arguments can reference a ConstantDynamic entry in the constant pool.

The HotSpot implementation may include the ability to push arguments but this functionality will be disabled (behind a HotSpot flag) and will not be exposed via a public API (see JDK-8186210). Such an approach makes it easier manage the HotSpot changes.
Comments
URL: http://hg.openjdk.java.net/jdk/jdk/rev/c4d9d1b08e2e User: jwilhelm Date: 2018-02-09 12:58:21 +0000
09-02-2018

URL: http://hg.openjdk.java.net/jdk/hs/rev/c4d9d1b08e2e User: psandoz Date: 2018-01-31 22:36:46 +0000
31-01-2018

Patch: http://cr.openjdk.java.net/~psandoz/jdk10/JDK-8186046-minimal-condy-support-hs/webrev/ Review thread: http://mail.openjdk.java.net/pipermail/core-libs-dev/2017-October/049603.html
27-10-2017