Re: [RFC PATCH 1/4] ntdll: Consolidate 2 STRs into 1 STRD in ARM syscall dispatcher.

[Jin-oh Kang]

On Wed, Feb 9, 2022, 3:29 AM Zebediah Figura 
wrote:
> We had to avoid strd previously due to some processors not supporting it
> [1]. Is this instruction portable enough?
>
> [1] https://bugs.winehq.org/show_bug.cgi?id=44365

LDRD and STRD are ARMv7 instructions. There is at least one instance of
LDRD in dlls/ntdll/signal_arm.c, in call_consolidate_callback. If we're
aiming for pre-ARMv7 CPUs, we might as well have to remove it.

Otherwise I'd just blame the assembler. Maybe use .inst instead?