17.11.2014 18:34, Ananyev, Konstantin ?:
> Hi Yerden,
>
>> +static inline void
>> +rte_hash_crc_set_alg(enum crc32_alg_t alg)
>> +{
>> +int sse42_supp = rte_cpu_get_flag_enabled(RTE_CPUFLAG_SSE4_2);
>> +enum crc32_alg_t alg_supp = sse42_supp ? CRC32_SSE42 : CRC32_SW;
>> +
>> +if (a
Hi Yerden,
> -Original Message-
> From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Yerden Zhumabekov
> Sent: Sunday, November 16, 2014 5:59 PM
> To: dev at dpdk.org
> Subject: [dpdk-dev] [PATCH v2 3/4] hash: add fallback to software CRC32
> implementation
>
> > Subject: [dpdk-dev] [PATCH v2 3/4] hash: add fallback to software CRC32
> > implementation
> >
> > Initially, SSE4.2 support is detected via CPUID instruction.
> >
> > Added rte_hash_crc_set_alg() function to detect and set CRC32
> > implementation
Initially, SSE4.2 support is detected via CPUID instruction.
Added rte_hash_crc_set_alg() function to detect and set CRC32
implementation if necessary. SSE4.2 is allowed by default. If it's
not available, fall back to sw implementation.
Signed-off-by: Yerden Zhumabekov
---
lib/librte_hash/rte_h
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