RFR: 8276095: ciReplay: replay failure due to incomplete ciMethodData information

[Christian Hagedorn]

On Thu, 11 Nov 2021 03:28:40 GMT, Dean Long <dlong at openjdk.org> wrote:

> The replay data was missing MethodData::_invocation_counter.  Adding it seems to fix the problem.  @rwestrel please verify if it works for you.  Also, with this change:
> 1. added a version number to the replay file
> 2. removed unnused ci fields
> 3. corrected comment in TestLambdas.java

src/hotspot/share/ci/ciReplay.cpp line 118:

> 116:   bool    _protection_domain_initialized;
> 117:   Handle  _loader;
> 118:   int     _version;

You forgot to initialize `_version` to 0. Otherwise, it could contain garbage for old replay files without version number (possibly `> REPLAY_VERSION`).

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PR: https://git.openjdk.java.net/jdk/pull/6344