JDK-8318159 : RISC-V: Improve itable_stub
  • Type: Enhancement
  • Component: hotspot
  • Sub-Component: compiler
  • Affected Version: 22
  • Priority: P4
  • Status: Resolved
  • Resolution: Fixed
  • OS: linux
  • CPU: riscv
  • Submitted: 2023-10-16
  • Updated: 2024-05-21
  • Resolved: 2023-11-23
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JDK 22
22 b26Fixed
Related Reports
Relates :  
JDK-8332602 - [s390x] Improve itable_stub
Relates :  
JDK-8307352 - AARCH64: Improve itable_stub
Relates :  
JDK-8332603 - [ppc] Improve itable_stub
Description
Async profiler shows that applications spend up to 10% in itable_stubs. The generated itable_stub scans itable two times while it can be done in a single pass.

See JDK-8307352 for aarch64 impl
Comments
Changeset: 6d79e0aa Author: Yuri Gaevsky <yuri.gaevsky@gmail.com> Committer: Vladimir Kempik <vkempik@openjdk.org> Date: 2023-11-23 16:06:05 +0000 URL: https://git.openjdk.org/jdk/commit/6d79e0aa3c32f687d5120811de955d5ae19e0fb2
23-11-2023
A pull request was submitted for review. URL: https://git.openjdk.org/jdk/pull/16657 Date: 2023-11-14 15:01:51 +0000
14-11-2023