Any news? a v5 could be part of the RC2.
2016-03-08 20:59, Thomas Monjalon:
> 2016-02-09 23:04, Liming Sun:
> > rte_vect.h was missing earlier thus LPM was disabled and l3fwd is
> > not able to compile. This commit implements the vector api and
> > enable LPM in the tilegx configuration by default.
> >
> > Signed-off-by: Liming Sun <lsun at ezchip.com>
> > Acked-by: Zhigang Lu <zlu at ezchip.com>
> [...]
> > # This following libraries are not available on the tile architecture.
> > # So they're turned off.
> > -CONFIG_RTE_LIBRTE_LPM=n
> > +CONFIG_RTE_LIBRTE_LPM=y
>
> You just have to remove the disabling line.
>
> > +typedef union rte_xmm {
> > + __m128i x;
> > + uint32_t u32[XMM_SIZE / sizeof(uint32_t)];
> > + uint64_t u64[XMM_SIZE / sizeof(uint64_t)];
> > +} rte_xmm_t;
>
> Why do you mimic SSE?
>
> > +/* Shifts right the 4 32-bit integers by count bits with zeros. */
> > +#define _mm_srli_epi32(v, cnt) ({ \
> > + rte_xmm_t m; \
> > + m.u64[0] = __insn_v4shru(((rte_xmm_t*)&(v))->u64[0], cnt); \
> > + m.u64[1] = __insn_v4shru(((rte_xmm_t*)&(v))->u64[1], cnt); \
> > + (m.x); \
> > +})
>
> Please check the work in progress to have arch-specific implementation
> of rte_lpm_lookupx4():
> http://dpdk.org/dev/patchwork/patch/10478/
