[jdk21u-dev] Withdrawn: 8342601: AArch64: Micro-optimize bit shift in copy_memory

duke duke at openjdk.org
Thu May 29 23:13:02 UTC 2025


On Wed, 2 Apr 2025 16:31:25 GMT, Dmitry Chuyko <dchuyko at openjdk.org> wrote:

> This is a clean backport of a small generated asm micro-optimization for copy_memory stub (zero-latency mov can be used when the shift is zero).
> 
> Testing: test/hotspot/jtreg/compiler/arraycopy, tier1,2 on linux-aarch64.

This pull request has been closed without being integrated.

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PR: https://git.openjdk.org/jdk21u-dev/pull/1574


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