X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Flibrte_hash%2Frte_cuckoo_hash.h;h=f75392d27b9bf5c53c77500b5be98d362c392f65;hb=13b1a5973552e5bf3edfe9986768510fece92361;hp=27a47e5dc993d7e7c1905e2fc2091e652f6f33e9;hpb=02a08eb35546e29c144066705dfdaf19beb043e6;p=dpdk.git diff --git a/lib/librte_hash/rte_cuckoo_hash.h b/lib/librte_hash/rte_cuckoo_hash.h index 27a47e5dc9..f75392d27b 100644 --- a/lib/librte_hash/rte_cuckoo_hash.h +++ b/lib/librte_hash/rte_cuckoo_hash.h @@ -58,7 +58,7 @@ #endif /* Hash function used if none is specified */ -#if defined(RTE_MACHINE_CPUFLAG_SSE4_2) || defined(RTE_MACHINE_CPUFLAG_CRC32) +#if defined(RTE_ARCH_X86) || defined(RTE_MACHINE_CPUFLAG_CRC32) #include #define DEFAULT_HASH_FUNC rte_hash_crc #else @@ -130,7 +130,7 @@ enum add_key_case { }; /** Number of items per bucket. */ -#define RTE_HASH_BUCKET_ENTRIES 4 +#define RTE_HASH_BUCKET_ENTRIES 8 #define NULL_SIGNATURE 0 @@ -140,6 +140,8 @@ enum add_key_case { #define LCORE_CACHE_SIZE 64 +#define RTE_HASH_MAX_PUSHES 100 + #define RTE_HASH_BFS_QUEUE_MAX_LEN 1000 #define RTE_XABORT_CUCKOO_PATH_INVALIDED 0x4 @@ -151,17 +153,6 @@ struct lcore_cache { void *objs[LCORE_CACHE_SIZE]; /**< Cache objects */ } __rte_cache_aligned; -/* Structure storing both primary and secondary hashes */ -struct rte_hash_signatures { - union { - struct { - hash_sig_t current; - hash_sig_t alt; - }; - uint64_t sig; - }; -}; - /* Structure that stores key-value pair */ struct rte_hash_key { union { @@ -172,11 +163,22 @@ struct rte_hash_key { char key[0]; } __attribute__((aligned(KEY_ALIGNMENT))); +/* All different signature compare functions */ +enum rte_hash_sig_compare_function { + RTE_HASH_COMPARE_SCALAR = 0, + RTE_HASH_COMPARE_SSE, + RTE_HASH_COMPARE_AVX2, + RTE_HASH_COMPARE_NUM +}; + /** Bucket structure */ struct rte_hash_bucket { - struct rte_hash_signatures signatures[RTE_HASH_BUCKET_ENTRIES]; - /* Includes dummy key index that always contains index 0 */ - uint32_t key_idx[RTE_HASH_BUCKET_ENTRIES + 1]; + hash_sig_t sig_current[RTE_HASH_BUCKET_ENTRIES]; + + uint32_t key_idx[RTE_HASH_BUCKET_ENTRIES]; + + hash_sig_t sig_alt[RTE_HASH_BUCKET_ENTRIES]; + uint8_t flag[RTE_HASH_BUCKET_ENTRIES]; } __rte_cache_aligned; @@ -206,6 +208,8 @@ struct rte_hash { /**< Custom function used to compare keys. */ enum cmp_jump_table_case cmp_jump_table_idx; /**< Indicates which compare function to use. */ + enum rte_hash_sig_compare_function sig_cmp_fn; + /**< Indicates which signature compare function to use. */ uint32_t bucket_bitmask; /**< Bitmask for getting bucket index from hash signature. */ uint32_t key_entry_size; /**< Size of each key entry. */