Re: [PATCH 8/8] Ptrace support for Aarch64 SVE

[Simon Marchi <simon.marchi@ericsson.com>]

On 2018-05-11 06:52 AM, Alan Hayward wrote:
> diff --git a/gdb/aarch64-linux-nat.c b/gdb/aarch64-linux-nat.c
> index 1270b7e0c0..bc570ade6d 100644
> --- a/gdb/aarch64-linux-nat.c
> +++ b/gdb/aarch64-linux-nat.c
> @@ -388,19 +388,65 @@ store_fpregs_to_thread (const struct regcache *regcache)
>      }
>  }
>  
> +/* Fill GDB's register array with the sve register values
> +   from the current thread.  */
> +
> +static void
> +fetch_sveregs_from_thread (struct regcache *regcache)
> +{
> +  gdb_byte *base = aarch64_sve_get_sveregs (ptid_get_lwp (inferior_ptid));
> +  aarch64_sve_regs_copy_to_regcache (regcache, base);
> +  xfree (base);
> +}
> +
> +/* Store to the current thread the valid sve register
> +   values in the GDB's register array.  */
> +
> +static void
> +store_sveregs_to_thread (struct regcache *regcache)
> +{
> +  gdb_byte *base;
> +  int ret, tid;
> +  struct iovec iovec;
> +
> +  tid = ptid_get_lwp (inferior_ptid);

I've just noticed these two uses of inferior_ptid.  I think we should get the ptid
from the regcache instead.

Simon