[jdk11u-dev] Integrated: 8216137: assert(Compile::current()->live_nodes() < Compile::current()->max_node_limit()) failed: Live Node limit exceeded limit

[Martin Doerr]

On Wed, 9 Mar 2022 10:47:54 GMT, Martin Doerr <mdoerr at openjdk.org> wrote:

> Backport of [JDK-8216137](https://bugs.openjdk.java.net/browse/JDK-8216137) (including [JDK-8219520](https://bugs.openjdk.java.net/browse/JDK-8219520) as in original commit)
> loopTransform.cpp (introduction of `AutoNodeBudget`) and loopnode.hpp required manual integration. Rest applies cleanly.

This pull request has now been integrated.

Changeset: 04d8f98c
Author:    Martin Doerr <mdoerr at openjdk.org>
URL:       https://git.openjdk.java.net/jdk11u-dev/commit/04d8f98cd19262e9de3b13fe1fbb6d6c595b170e
Stats:     266 lines in 5 files changed: 181 ins; 24 del; 61 mod

8216137: assert(Compile::current()->live_nodes() < Compile::current()->max_node_limit()) failed: Live Node limit exceeded limit

Adding simplistic node budget support for loop-transformations. This /should/attempts to/ resolve most cases of: "assert(Compile::current()->live_nodes() < Compile::current()->max_node_limit()) failed: Live Node limit exceeded limit".

Reviewed-by: goetz
Backport-of: e08506e6831667c17f1197345261f4c5e34294dc

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PR: https://git.openjdk.java.net/jdk11u-dev/pull/868