[aarch64-port-dev ] RFR(M): 8233743: AArch64: Make r27 conditionally allocatable

[Andrew Haley]

On 11/13/19 9:55 AM, Pengfei Li (Arm Technology China) wrote:
> This patch aligns with the implementation in [1] which makes the x86_64
> r12 register allocatable. Please let me know if I have missed anything
> for AArch64.

We don't generally use r27 for compressed class pointers.

-- 
Andrew Haley  (he/him)
Java Platform Lead Engineer
Red Hat UK Ltd. <https://www.redhat.com>
https://keybase.io/andrewhaley
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