rte_hash_crc_set_alg(uint8_t alg)
{
switch (alg) {
+#if defined(RTE_ARCH_I686) || defined(RTE_ARCH_X86_64)
case CRC32_SSE42_x64:
if (! rte_cpu_get_flag_enabled(RTE_CPUFLAG_EM64T))
alg = CRC32_SSE42;
case CRC32_SSE42:
if (! rte_cpu_get_flag_enabled(RTE_CPUFLAG_SSE4_2))
alg = CRC32_SW;
+#endif
case CRC32_SW:
crc32_alg = alg;
default:
{
unsigned i;
uint64_t temp = 0;
- const uint64_t *p64 = (const uint64_t *)data;
+ uintptr_t pd = (uintptr_t) data;
for (i = 0; i < data_len / 8; i++) {
- init_val = rte_hash_crc_8byte(*p64++, init_val);
+ init_val = rte_hash_crc_8byte(*(const uint64_t *)pd, init_val);
+ pd += 8;
}
switch (7 - (data_len & 0x07)) {
case 0:
- temp |= (uint64_t) *((const uint8_t *)p64 + 6) << 48;
+ temp |= (uint64_t) *((const uint8_t *)pd + 6) << 48;
/* Fallthrough */
case 1:
- temp |= (uint64_t) *((const uint8_t *)p64 + 5) << 40;
+ temp |= (uint64_t) *((const uint8_t *)pd + 5) << 40;
/* Fallthrough */
case 2:
- temp |= (uint64_t) *((const uint8_t *)p64 + 4) << 32;
- temp |= *((const uint32_t *)p64);
+ temp |= (uint64_t) *((const uint8_t *)pd + 4) << 32;
+ temp |= *(const uint32_t *)pd;
init_val = rte_hash_crc_8byte(temp, init_val);
break;
case 3:
- init_val = rte_hash_crc_4byte(*(const uint32_t *)p64, init_val);
+ init_val = rte_hash_crc_4byte(*(const uint32_t *)pd, init_val);
break;
case 4:
- temp |= *((const uint8_t *)p64 + 2) << 16;
+ temp |= *((const uint8_t *)pd + 2) << 16;
/* Fallthrough */
case 5:
- temp |= *((const uint8_t *)p64 + 1) << 8;
+ temp |= *((const uint8_t *)pd + 1) << 8;
/* Fallthrough */
case 6:
- temp |= *((const uint8_t *)p64);
+ temp |= *(const uint8_t *)pd;
init_val = rte_hash_crc_4byte(temp, init_val);
/* Fallthrough */
default: