[jdk11u] RFR: 8277529: SIGSEGV in C2 CompilerThread Node::rematerialize() compiling Packet::readUnsignedTrint

[Goetz Lindenmaier]

On Wed, 8 Dec 2021 11:15:08 GMT, Martin Doerr <mdoerr at openjdk.org> wrote:

> Backport of 8277529: SIGSEGV in C2 CompilerThread Node::rematerialize() compiling Packet::readUnsignedTrint
> New implementation taken from 17u backport https://github.com/openjdk/jdk17u/commit/aa11a935373686bf5d67afb89368931c995824f6
> That fits into 11u with one trivial manual integration of initialization `_data_dependency_on(NULL)`.

LGTM

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Marked as reviewed by goetz (Reviewer).

PR: https://git.openjdk.java.net/jdk11u/pull/21