svn commit: r279937 - in head/sys/powerpc: include powerpc
Konstantin Belousov
kostikbel at gmail.com
Thu Mar 12 21:22:41 UTC 2015
On Thu, Mar 12, 2015 at 09:15:39PM +0000, Nathan Whitehorn wrote:
> Author: nwhitehorn
> Date: Thu Mar 12 21:15:38 2015
> New Revision: 279937
> URL: https://svnweb.freebsd.org/changeset/base/279937
>
> Log:
> Provide VSX context in ucontext(3) API.
>
> Modified:
> head/sys/powerpc/include/ucontext.h
> head/sys/powerpc/powerpc/exec_machdep.c
>
> Modified: head/sys/powerpc/include/ucontext.h
> ==============================================================================
> --- head/sys/powerpc/include/ucontext.h Thu Mar 12 20:14:48 2015 (r279936)
> +++ head/sys/powerpc/include/ucontext.h Thu Mar 12 21:15:38 2015 (r279937)
> @@ -46,6 +46,7 @@ typedef struct __mcontext {
> uint32_t mc_av[2];
> register_t mc_frame[42];
> uint64_t mc_fpreg[33];
> + uint64_t mc_vsxfpreg[32]; /* low-order half of VSR0-31 */
> } mcontext_t __aligned(16);
>
> #if defined(_KERNEL) && defined(__powerpc64__)
> @@ -60,6 +61,7 @@ typedef struct __mcontext32 {
> uint32_t mc_av[2];
> uint32_t mc_frame[42];
> uint64_t mc_fpreg[33];
> + uint64_t mc_vsxfpreg[32]; /* low-order half of VSR0-31 */
> } mcontext32_t __aligned(16);
> #endif
It looks as if you broken the ABI compatibility by the change. Am I wrong ?
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