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arm64: Add an is64bit flag to user readable ID regs

Description

arm64: Add an is64bit flag to user readable ID regs

To tell if a register is for 32 or 64 bit userspace add a flag to the
user reg struct. This will be used later to rework how the hwcaps are
generated.

Sponsored by: Arm Ltd
Differential Revision: https://reviews.freebsd.org/D42370

Details

Provenance
andrewAuthored on Oct 25 2023, 10:47 AM
Differential Revision
D42370: arm64: Add is 64 bit flag to user readable ID regs
Parents
rGeb32c1c75ab0: sysent: Add sv_protect
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