[PATCH v6 3/5] aarch64: Add SFrame support for aarch64 architecture

[Wilco Dijkstra]

Hi Adhemerval,

> +
> +     0xd2801168         movz x8, #0x8b
> +     0xd4000001         svc  0x0
> +   */
> +  if (pc[0] != MOVZ_X8_8B || pc[1] != SVC_0)

> As for x86_64 this is strictly UB, although like x86_64 aarch64 does
> support unaligned memory operation by default.

This is actually fine on AArch64 since instructions are always word aligned.
We don't support building GLIBC for strict-alignment in any case.

Cheers,
Wilco