On Wed, Jul 27, 2016 at 12:56:56AM +0530, Nikunj A Dadhania wrote: > From: Vivek Andrew Sha <vivekandrew...@gmail.com> > > vslv: Vector Shift Left Variable > > Signed-off-by: Vivek Andrew Sha <vivekandrew...@gmail.com> > Signed-off-by: Nikunj A Dadhania <nik...@linux.vnet.ibm.com>
Reviewed-by: David Gibson <da...@gibson.dropbear.id.au>
> ---
> target-ppc/helper.h | 1 +
> target-ppc/int_helper.c | 14 ++++++++++++++
> target-ppc/translate.c | 2 ++
> 3 files changed, 17 insertions(+)
>
> diff --git a/target-ppc/helper.h b/target-ppc/helper.h
> index e93b84b..9703f85 100644
> --- a/target-ppc/helper.h
> +++ b/target-ppc/helper.h
> @@ -211,6 +211,7 @@ DEF_HELPER_3(vslw, void, avr, avr, avr)
> DEF_HELPER_3(vsld, void, avr, avr, avr)
> DEF_HELPER_3(vslo, void, avr, avr, avr)
> DEF_HELPER_3(vsro, void, avr, avr, avr)
> +DEF_HELPER_3(vslv, void, avr, avr, avr)
> DEF_HELPER_3(vaddcuw, void, avr, avr, avr)
> DEF_HELPER_3(vsubcuw, void, avr, avr, avr)
> DEF_HELPER_2(lvsl, void, avr, tl)
> diff --git a/target-ppc/int_helper.c b/target-ppc/int_helper.c
> index bffe8d6..412398f 100644
> --- a/target-ppc/int_helper.c
> +++ b/target-ppc/int_helper.c
> @@ -1708,6 +1708,20 @@ VSL(w, u32, 0x1F)
> VSL(d, u64, 0x3F)
> #undef VSL
>
> +void helper_vslv(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
> +{
> + int i;
> + unsigned int shift, bytes, size;
> +
> + size = ARRAY_SIZE(r->u8);
> + for (i = 0; i < size; i++) {
> + shift = b->u8[i] & 0x7; /* extract shift value */
> + bytes = (a->u8[i] << 8) + /* extract adjacent bytes */
> + (((i + 1) < size) ? a->u8[i + 1] : 0);
> + r->u8[i] = (bytes << shift) >> 8; /* shift and store result */
> + }
> +}
> +
> void helper_vsldoi(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, uint32_t shift)
> {
> int sh = shift & 0xf;
> diff --git a/target-ppc/translate.c b/target-ppc/translate.c
> index 7cf0c8e..473f21a 100644
> --- a/target-ppc/translate.c
> +++ b/target-ppc/translate.c
> @@ -7457,6 +7457,7 @@ GEN_VXFORM(vsraw, 2, 14);
> GEN_VXFORM(vsrad, 2, 15);
> GEN_VXFORM(vslo, 6, 16);
> GEN_VXFORM(vsro, 6, 17);
> +GEN_VXFORM(vslv, 2, 29);
> GEN_VXFORM(vaddcuw, 0, 6);
> GEN_VXFORM(vsubcuw, 0, 22);
> GEN_VXFORM_ENV(vaddubs, 0, 8);
> @@ -10942,6 +10943,7 @@ GEN_VXFORM(vsraw, 2, 14),
> GEN_VXFORM_207(vsrad, 2, 15),
> GEN_VXFORM(vslo, 6, 16),
> GEN_VXFORM(vsro, 6, 17),
> +GEN_VXFORM(vslv, 2, 29),
> GEN_VXFORM(vaddcuw, 0, 6),
> GEN_VXFORM(vsubcuw, 0, 22),
> GEN_VXFORM(vaddubs, 0, 8),
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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