riscv64/cdef: filter and dir intrinsic functions

Update: add BPi-F3 benchmarks

Benchmarks:

Kendryte K230

Banana Pi F3

cdef_dir_8bpc_c: 1369.3 ( 1.00x) cdef_dir_8bpc_rvv: 503.8 ( 2.72x) cdef_filter_4x4_01_8bpc_c: 1320.8 ( 1.00x) cdef_filter_4x4_01_8bpc_rvv: 550.8 ( 2.40x) cdef_filter_4x4_10_8bpc_c: 872.9 ( 1.00x) cdef_filter_4x4_10_8bpc_rvv: 379.2 ( 2.30x) cdef_filter_4x4_11_8bpc_c: 2685.0 ( 1.00x) cdef_filter_4x4_11_8bpc_rvv: 922.7 ( 2.91x) cdef_filter_4x8_01_8bpc_c: 2465.6 ( 1.00x) cdef_filter_4x8_01_8bpc_rvv: 1117.3 ( 2.21x) cdef_filter_4x8_10_8bpc_c: 1577.2 ( 1.00x) cdef_filter_4x8_10_8bpc_rvv: 800.5 ( 1.97x) cdef_filter_4x8_11_8bpc_c: 5391.1 ( 1.00x) cdef_filter_4x8_11_8bpc_rvv: 1797.0 ( 3.00x) cdef_filter_8x8_01_8bpc_c: 4692.3 ( 1.00x) cdef_filter_8x8_01_8bpc_rvv: 1605.0 ( 2.92x) cdef_filter_8x8_10_8bpc_c: 2959.9 ( 1.00x) cdef_filter_8x8_10_8bpc_rvv: 1097.1 ( 2.70x) cdef_filter_8x8_11_8bpc_c: 12051.7 ( 1.00x) cdef_filter_8x8_11_8bpc_rvv: 2813.6 ( 4.28x)

cdef_dir_8bpc_c: 1311.7 ( 1.00x) cdef_dir_8bpc_rvv: 495.5 ( 2.65x) cdef_filter_4x4_01_8bpc_c: 1284.9 ( 1.00x) cdef_filter_4x4_01_8bpc_rvv: 518.9 ( 2.48x) cdef_filter_4x4_10_8bpc_c: 845.9 ( 1.00x) cdef_filter_4x4_10_8bpc_rvv: 356.5 ( 2.37x) cdef_filter_4x4_11_8bpc_c: 2737.6 ( 1.00x) cdef_filter_4x4_11_8bpc_rvv: 885.8 ( 3.09x) cdef_filter_4x8_01_8bpc_c: 2410.8 ( 1.00x) cdef_filter_4x8_01_8bpc_rvv: 1096.3 ( 2.20x) cdef_filter_4x8_10_8bpc_c: 1532.0 ( 1.00x) cdef_filter_4x8_10_8bpc_rvv: 787.7 ( 1.94x) cdef_filter_4x8_11_8bpc_c: 5475.3 ( 1.00x) cdef_filter_4x8_11_8bpc_rvv: 1750.9 ( 3.13x) cdef_filter_8x8_01_8bpc_c: 4709.5 ( 1.00x) cdef_filter_8x8_01_8bpc_rvv: 1526.5 ( 3.09x) cdef_filter_8x8_10_8bpc_c: 2897.6 ( 1.00x) cdef_filter_8x8_10_8bpc_rvv: 1032.8 ( 2.81x) cdef_filter_8x8_11_8bpc_c: 12491.9 ( 1.00x) cdef_filter_8x8_11_8bpc_rvv: 2710.7 ( 4.61x)