add an sha1_mb assembly implementation with vector extension for riscv64

[HeliC829]

Origin C implementation:

multibinary_sha1_warm with 1 lanes: runtime =     219798 usecs, bandwidth 39 MB in 0.2198 sec = 186.35 MB/s
multibinary_sha1_warm with 10 lanes: runtime =    2199834 usecs, bandwidth 390 MB in 2.1998 sec = 186.20 MB/s
multibinary_sha1_warm with 11 lanes: runtime =    2422516 usecs, bandwidth 429 MB in 2.4225 sec = 185.99 MB/s
multibinary_sha1_warm with 12 lanes: runtime =    2643057 usecs, bandwidth 468 MB in 2.6431 sec = 185.97 MB/s
multibinary_sha1_warm with 13 lanes: runtime =    2862751 usecs, bandwidth 507 MB in 2.8628 sec = 186.00 MB/s
multibinary_sha1_warm with 14 lanes: runtime =    3083483 usecs, bandwidth 546 MB in 3.0835 sec = 185.97 MB/s
multibinary_sha1_warm with 15 lanes: runtime =    3304351 usecs, bandwidth 585 MB in 3.3044 sec = 185.94 MB/s
multibinary_sha1_warm with 16 lanes: runtime =    3524550 usecs, bandwidth 625 MB in 3.5246 sec = 185.94 MB/s
multibinary_sha1_warm with 2 lanes: runtime =     439534 usecs, bandwidth 78 MB in 0.4395 sec = 186.38 MB/s
multibinary_sha1_warm with 3 lanes: runtime =     659119 usecs, bandwidth 117 MB in 0.6591 sec = 186.43 MB/s
multibinary_sha1_warm with 4 lanes: runtime =     879014 usecs, bandwidth 156 MB in 0.8790 sec = 186.39 MB/s
multibinary_sha1_warm with 5 lanes: runtime =    1099112 usecs, bandwidth 195 MB in 1.0991 sec = 186.33 MB/s
multibinary_sha1_warm with 6 lanes: runtime =    1320764 usecs, bandwidth 234 MB in 1.3208 sec = 186.07 MB/s
multibinary_sha1_warm with 7 lanes: runtime =    1540503 usecs, bandwidth 273 MB in 1.5405 sec = 186.12 MB/s
multibinary_sha1_warm with 8 lanes: runtime =    1759994 usecs, bandwidth 312 MB in 1.7600 sec = 186.18 MB/s
multibinary_sha1_warm with 9 lanes: runtime =    1979825 usecs, bandwidth 351 MB in 1.9798 sec = 186.20 MB/s
multibinary_sha1_warm: runtime =    7062683 usecs, bandwidth 1250 MB in 7.0627 sec = 185.58 MB/s

Assembly implementation with vector extension :

multibinary_sha1_warm with 1 lanes: runtime =     187927 usecs, bandwidth 39 MB in 0.1879 sec = 217.96 MB/s
multibinary_sha1_warm with 10 lanes: runtime =    1194746 usecs, bandwidth 390 MB in 1.1947 sec = 342.83 MB/s
multibinary_sha1_warm with 11 lanes: runtime =    1231061 usecs, bandwidth 429 MB in 1.2311 sec = 365.99 MB/s
multibinary_sha1_warm with 12 lanes: runtime =    1232110 usecs, bandwidth 468 MB in 1.2321 sec = 398.93 MB/s
multibinary_sha1_warm with 13 lanes: runtime =    1420784 usecs, bandwidth 507 MB in 1.4208 sec = 374.78 MB/s
multibinary_sha1_warm with 14 lanes: runtime =    1609437 usecs, bandwidth 546 MB in 1.6094 sec = 356.30 MB/s
multibinary_sha1_warm with 15 lanes: runtime =    1645425 usecs, bandwidth 585 MB in 1.6454 sec = 373.40 MB/s
multibinary_sha1_warm with 16 lanes: runtime =    1646009 usecs, bandwidth 625 MB in 1.6460 sec = 398.15 MB/s
multibinary_sha1_warm with 2 lanes: runtime =     375322 usecs, bandwidth 78 MB in 0.3753 sec = 218.27 MB/s
multibinary_sha1_warm with 3 lanes: runtime =     407630 usecs, bandwidth 117 MB in 0.4076 sec = 301.45 MB/s
multibinary_sha1_warm with 4 lanes: runtime =     409043 usecs, bandwidth 156 MB in 0.4090 sec = 400.54 MB/s
multibinary_sha1_warm with 5 lanes: runtime =     596622 usecs, bandwidth 195 MB in 0.5966 sec = 343.27 MB/s
multibinary_sha1_warm with 6 lanes: runtime =     783394 usecs, bandwidth 234 MB in 0.7834 sec = 313.71 MB/s
multibinary_sha1_warm with 7 lanes: runtime =     815846 usecs, bandwidth 273 MB in 0.8158 sec = 351.44 MB/s
multibinary_sha1_warm with 8 lanes: runtime =     817024 usecs, bandwidth 312 MB in 0.8170 sec = 401.07 MB/s
multibinary_sha1_warm with 9 lanes: runtime =    1005674 usecs, bandwidth 351 MB in 1.0057 sec = 366.56 MB/s
multibinary_sha1_warm: runtime =    3321683 usecs, bandwidth 1250 MB in 3.3217 sec = 394.60 MB/s