On Mon, 30 Jun 2025 12:27:40 GMT, David Beaumont <d...@openjdk.org> wrote:

> Initial benchmark to capture at least some comparative measures of 
> ImageReader performance.
> 
> Current results on my laptop:
> 
> Benchmark                                         Mode  Cnt   Score    Error  
> Units
> NewImageBenchmark.warmCache_CountAllNodes         avgt    5   0.785 ±  0.140  
> ms/op
> NewImageBenchmark.coldStart_CountOnly               ss    5  34.051 ± 17.662  
> ms/op
> NewImageBenchmark.coldStart_InitAndCount            ss    5  31.006 ±  9.674  
> ms/op
> NewImageBenchmark.coldStart_LoadJavacInitClasses    ss    5   3.752 ±  6.873  
> ms/op
> 
> The upcoming changes to ImageReader should show significant improvements to 
> these results.

This pull request has now been integrated.

Changeset: 770d2b41
Author:    David Beaumont <david.beaum...@oracle.com>
Committer: Chen Liang <li...@openjdk.org>
URL:       
https://git.openjdk.org/jdk/commit/770d2b41d13a8a5815735c355187a476eeb9de22
Stats:     1080 lines in 2 files changed: 1080 ins; 0 del; 0 mod

8361076: Add benchmark for ImageReader in preparation for Valhalla changes

Reviewed-by: rriggs, liach, ihse

-------------

PR: https://git.openjdk.org/jdk/pull/26044

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