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| author |   Luca Boccassi <luca.boccassi@gmail.com> | 2017-08-16 18:42:05 +0100 |
|---|---|---|
| committer | Luca Boccassi <luca.boccassi@gmail.com> | 2017-08-16 18:46:04 +0100 |
| commit | f239aed5e674965691846e8ce3f187dd47523689 (patch) | |
| tree | a153a3125c6e183c73871a8ecaa4b285fed5fbd5 /lib/librte_efd/rte_efd.c | |
| parent | bf7567fd2a5b0b28ab724046143c24561d38d015 (diff) | |
New upstream version 17.08
Change-Id: I288b50990f52646089d6b1f3aaa6ba2f091a51d7
Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>
Diffstat (limited to 'lib/librte_efd/rte_efd.c')
| -rw-r--r-- | lib/librte_efd/rte_efd.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/lib/librte_efd/rte_efd.c b/lib/librte_efd/rte_efd.c index f601d62e..4d9a0887 100644 --- a/lib/librte_efd/rte_efd.c +++ b/lib/librte_efd/rte_efd.c @@ -53,6 +53,8 @@ #include "rte_efd.h" #if defined(RTE_ARCH_X86) #include "rte_efd_x86.h" +#elif defined(RTE_ARCH_ARM64) +#include "rte_efd_arm64.h" #endif #define EFD_KEY(key_idx, table) (table->keys + ((key_idx) * table->key_len)) @@ -103,6 +105,7 @@ allocated memory enum efd_lookup_internal_function { EFD_LOOKUP_SCALAR = 0, EFD_LOOKUP_AVX2, + EFD_LOOKUP_NEON, EFD_LOOKUP_NUM }; @@ -674,6 +677,16 @@ rte_efd_create(const char *name, uint32_t max_num_rules, uint32_t key_len, table->lookup_fn = EFD_LOOKUP_AVX2; else #endif +#if defined(RTE_ARCH_ARM64) + /* + * For less than or equal to 16 bits, scalar function performs better + * than vectorised version + */ + if (RTE_EFD_VALUE_NUM_BITS > 16 && + rte_cpu_get_flag_enabled(RTE_CPUFLAG_NEON)) + table->lookup_fn = EFD_LOOKUP_NEON; + else +#endif table->lookup_fn = EFD_LOOKUP_SCALAR; /* @@ -1271,6 +1284,15 @@ efd_lookup_internal(const struct efd_online_group_entry * const group, group->lookup_table, hash_val_a, hash_val_b); + break; +#endif +#if defined(RTE_ARCH_ARM64) + case EFD_LOOKUP_NEON: + return efd_lookup_internal_neon(group->hash_idx, + group->lookup_table, + hash_val_a, + hash_val_b); + break; #endif case EFD_LOOKUP_SCALAR: /* Fall-through */ |