Integrated: 8330165: C2: make superword consistently use PhaseIdealLoop::register_new_node()

[Roland Westrelin]

On Fri, 12 Apr 2024 12:26:10 GMT, Roland Westrelin <roland at openjdk.org> wrote:

> Another set of changes from 8275202. There are cases in superword
> where new nodes are not assigned control. I believe they are harmless
> currently because superword is the last pass of optimizations. I also
> cleaned up the code so it always uses `register_new_node()`. There are
> a couple places where `intcon()` should be used.

This pull request has now been integrated.

Changeset: bfff02ee
Author:    Roland Westrelin <roland at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/bfff02eef68c80f623419a3f6ceb9fe3121b88f4
Stats:     51 lines in 5 files changed: 4 ins; 17 del; 30 mod

8330165: C2: make superword consistently use PhaseIdealLoop::register_new_node()

Reviewed-by: chagedorn, kvn

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PR: https://git.openjdk.org/jdk/pull/18760