RFR: 8347917: AArch64: Enable upper GPR registers in C1
Andrew Haley
aph at openjdk.org
Thu Jan 16 16:42:37 UTC 2025
On Thu, 16 Jan 2025 16:18:26 GMT, Dmitry Chuyko <dchuyko at openjdk.org> wrote:
> As for the different allocation order (to prefer platform callee-saved registers), do you think something simple like last->first order will work for all platforms?
It might. It's certainly an interesting thing to try. I'm particularly interested because it potentially reduces the overhead for type checks.
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PR Comment: https://git.openjdk.org/jdk/pull/23152#issuecomment-2596203024
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