JDK-8287647 : VM debug support: find node by pattern in name or dump
  • Type: Enhancement
  • Component: hotspot
  • Sub-Component: compiler
  • Affected Version: 19
  • Priority: P4
  • Status: Resolved
  • Resolution: Fixed
  • Submitted: 2022-06-01
  • Updated: 2023-07-24
  • Resolved: 2022-06-15
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JDK 20
20 b03Fixed
Related Reports
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JDK-8307892 - C2 Node::dump_bfs add option to add more info from phases
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JDK-8288897 - Clean up node dump code
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JDK-8312618 - StringUtils::is_star_match() is too liberal
Description
I often wonder how many loop nodes there are, or I'd like to find all uncommon traps or CastII nodes for rangechecks.

Idea: refactor find_node to be a visitor pattern, then we can find by node idx, node name, substring/regex in node dump.
Comments
Changeset: 2471f8f7 Author: Emanuel Peter <epeter@openjdk.org> Date: 2022-06-15 08:06:47 +0000 URL: https://git.openjdk.org/jdk/commit/2471f8f7c56dfc1b8de287cb990121d30976ba36
15-06-2022
A pull request was submitted for review. URL: https://git.openjdk.java.net/jdk/pull/8988 Date: 2022-06-02 09:16:28 +0000
08-06-2022