Re: [Qemu-devel] [PATCH v2 02/12] ARM: Prepare translation for AArch64 code

[Richard Henderson]

On 2013-04-30 07:36, John Rigby wrote:
>       uint32_t regs[16];
> +
> +    /* Regs for A64 mode.  */
> +    uint64_t xregs[31];
> +    uint64_t pc;
> +    uint64_t sp;
> +    uint32_t pstate;
> +    uint32_t aarch64_state; /* 1 if CPU is in aarch64 state */
> +

How do these registers overlap (or not) in real hardware?
Is it possible to union these with the 32-bit state?


r~