[jdk21u-dev] RFR: 8320379: C2: Sort spilling/unspilling sequence for better ld/st merging into ldp/stp on AArch64

[Aleksey Shipilev]

On Thu, 6 Jun 2024 09:45:40 GMT, Andrew Haley <aph at openjdk.org> wrote:

> This is a pretty minor performance tweak, so it's marginal whether it should be back ported. 

True. That said, lots of these papercut issues enjoy massive multipliers with our large fleets, so we prefer to patch up these minor inefficiencies as we go. :)

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PR Comment: https://git.openjdk.org/jdk21u-dev/pull/665#issuecomment-2151886727