diff options
Diffstat (limited to 'drivers/net/softnic/hash_func_arm64.h')
| -rw-r--r-- | drivers/net/softnic/hash_func_arm64.h | 261 |
1 files changed, 0 insertions, 261 deletions
diff --git a/drivers/net/softnic/hash_func_arm64.h b/drivers/net/softnic/hash_func_arm64.h deleted file mode 100644 index ae6c0f41..00000000 --- a/drivers/net/softnic/hash_func_arm64.h +++ /dev/null @@ -1,261 +0,0 @@ -/*- - * BSD LICENSE - * - * Copyright(c) 2017 Linaro Limited. All rights reserved. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Intel Corporation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ -#ifndef __HASH_FUNC_ARM64_H__ -#define __HASH_FUNC_ARM64_H__ - -#define _CRC32CX(crc, val) \ - __asm__("crc32cx %w[c], %w[c], %x[v]":[c] "+r" (crc):[v] "r" (val)) - -static inline uint64_t -hash_crc_key8(void *key, void *mask, __rte_unused uint32_t key_size, - uint64_t seed) -{ - uint64_t *k = key; - uint64_t *m = mask; - uint32_t crc0; - - crc0 = seed; - _CRC32CX(crc0, k[0] & m[0]); - - return crc0; -} - -static inline uint64_t -hash_crc_key16(void *key, void *mask, __rte_unused uint32_t key_size, - uint64_t seed) -{ - uint64_t *k = key, k0; - uint64_t *m = mask; - uint32_t crc0, crc1; - - k0 = k[0] & m[0]; - - crc0 = k0; - _CRC32CX(crc0, seed); - crc1 = k0 >> 32; - _CRC32CX(crc1, k[1] & m[1]); - - crc0 ^= crc1; - - return crc0; -} - -static inline uint64_t -hash_crc_key24(void *key, void *mask, __rte_unused uint32_t key_size, - uint64_t seed) -{ - uint64_t *k = key, k0, k2; - uint64_t *m = mask; - uint32_t crc0, crc1; - - k0 = k[0] & m[0]; - k2 = k[2] & m[2]; - - crc0 = k0; - _CRC32CX(crc0, seed); - crc1 = k0 >> 32; - _CRC32CX(crc1, k[1] & m[1]); - - _CRC32CX(crc0, k2); - - crc0 ^= crc1; - - return crc0; -} - -static inline uint64_t -hash_crc_key32(void *key, void *mask, __rte_unused uint32_t key_size, - uint64_t seed) -{ - uint64_t *k = key, k0, k2; - uint64_t *m = mask; - uint32_t crc0, crc1, crc2, crc3; - - k0 = k[0] & m[0]; - k2 = k[2] & m[2]; - - crc0 = k0; - _CRC32CX(crc0, seed); - crc1 = k0 >> 32; - _CRC32CX(crc1, k[1] & m[1]); - - crc2 = k2; - _CRC32CX(crc2, k[3] & m[3]); - crc3 = k2 >> 32; - - _CRC32CX(crc0, crc1); - _CRC32CX(crc2, crc3); - - crc0 ^= crc2; - - return crc0; -} - -static inline uint64_t -hash_crc_key40(void *key, void *mask, __rte_unused uint32_t key_size, - uint64_t seed) -{ - uint64_t *k = key, k0, k2; - uint64_t *m = mask; - uint32_t crc0, crc1, crc2, crc3; - - k0 = k[0] & m[0]; - k2 = k[2] & m[2]; - - crc0 = k0; - _CRC32CX(crc0, seed); - crc1 = k0 >> 32; - _CRC32CX(crc1, k[1] & m[1]); - - crc2 = k2; - _CRC32CX(crc2, k[3] & m[3]); - crc3 = k2 >> 32; - _CRC32CX(crc3, k[4] & m[4]); - - _CRC32CX(crc0, crc1); - _CRC32CX(crc2, crc3); - - crc0 ^= crc2; - - return crc0; -} - -static inline uint64_t -hash_crc_key48(void *key, void *mask, __rte_unused uint32_t key_size, - uint64_t seed) -{ - uint64_t *k = key, k0, k2, k5; - uint64_t *m = mask; - uint32_t crc0, crc1, crc2, crc3; - - k0 = k[0] & m[0]; - k2 = k[2] & m[2]; - k5 = k[5] & m[5]; - - crc0 = k0; - _CRC32CX(crc0, seed); - crc1 = k0 >> 32; - _CRC32CX(crc1, k[1] & m[1]); - - crc2 = k2; - _CRC32CX(crc2, k[3] & m[3]); - crc3 = k2 >> 32; - _CRC32CX(crc3, k[4] & m[4]); - - _CRC32CX(crc0, ((uint64_t)crc1 << 32) ^ crc2); - _CRC32CX(crc3, k5); - - crc0 ^= crc3; - - return crc0; -} - -static inline uint64_t -hash_crc_key56(void *key, void *mask, __rte_unused uint32_t key_size, - uint64_t seed) -{ - uint64_t *k = key, k0, k2, k5; - uint64_t *m = mask; - uint32_t crc0, crc1, crc2, crc3, crc4, crc5; - - k0 = k[0] & m[0]; - k2 = k[2] & m[2]; - k5 = k[5] & m[5]; - - crc0 = k0; - _CRC32CX(crc0, seed); - crc1 = k0 >> 32; - _CRC32CX(crc1, k[1] & m[1]); - - crc2 = k2; - _CRC32CX(crc2, k[3] & m[3]); - crc3 = k2 >> 32; - _CRC32CX(crc3, k[4] & m[4]); - - crc4 = k5; - _CRC32CX(crc4, k[6] & m[6]); - crc5 = k5 >> 32; - - _CRC32CX(crc0, ((uint64_t)crc1 << 32) ^ crc2); - _CRC32CX(crc3, ((uint64_t)crc4 << 32) ^ crc5); - - crc0 ^= crc3; - - return crc0; -} - -static inline uint64_t -hash_crc_key64(void *key, void *mask, __rte_unused uint32_t key_size, - uint64_t seed) -{ - uint64_t *k = key, k0, k2, k5; - uint64_t *m = mask; - uint32_t crc0, crc1, crc2, crc3, crc4, crc5; - - k0 = k[0] & m[0]; - k2 = k[2] & m[2]; - k5 = k[5] & m[5]; - - crc0 = k0; - _CRC32CX(crc0, seed); - crc1 = k0 >> 32; - _CRC32CX(crc1, k[1] & m[1]); - - crc2 = k2; - _CRC32CX(crc2, k[3] & m[3]); - crc3 = k2 >> 32; - _CRC32CX(crc3, k[4] & m[4]); - - crc4 = k5; - _CRC32CX(crc4, k[6] & m[6]); - crc5 = k5 >> 32; - _CRC32CX(crc5, k[7] & m[7]); - - _CRC32CX(crc0, ((uint64_t)crc1 << 32) ^ crc2); - _CRC32CX(crc3, ((uint64_t)crc4 << 32) ^ crc5); - - crc0 ^= crc3; - - return crc0; -} - -#define hash_default_key8 hash_crc_key8 -#define hash_default_key16 hash_crc_key16 -#define hash_default_key24 hash_crc_key24 -#define hash_default_key32 hash_crc_key32 -#define hash_default_key40 hash_crc_key40 -#define hash_default_key48 hash_crc_key48 -#define hash_default_key56 hash_crc_key56 -#define hash_default_key64 hash_crc_key64 - -#endif |