8  *      http://www.apache.org/licenses/LICENSE-2.0
20     0, 0, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
22     6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
23     6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
32     RK_S32 n = 0;  in mpp_log2()
33     if (v & 0xffff0000) {  in mpp_log2()
37     if (v & 0xff00) {  in mpp_log2()
48     RK_S32 n = 0;  in mpp_log2_16bit()
49     if (v & 0xff00) {  in mpp_log2_16bit()
61     RK_U32 right = 0;  in axb_div_c()
66     if (a == 0 || b == 0)  in axb_div_c()
67         return 0;  in axb_div_c()
68     else if ((a * b / b) == a && c != 0)  in axb_div_c()
71     if (a < 0) {  in axb_div_c()
72         sign = -1;  in axb_div_c()
73         a = -a;  in axb_div_c()
75     if (b < 0) {  in axb_div_c()
76         sign *= -1;  in axb_div_c()
77         b = -b;  in axb_div_c()
79     if (c < 0) {  in axb_div_c()
80         sign *= -1;  in axb_div_c()
81         c = -c;  in axb_div_c()
84     if (c == 0)  in axb_div_c()
85         return 0x7FFFFFFF * sign;  in axb_div_c()
93     for (--left; (((RK_U32)a << left) >> left) != (RK_U32)a; --left)  in axb_div_c()
96     left--;  in axb_div_c()
102         return 0x7FFFFFFF * sign;  in axb_div_c()
104         shift = left - right;  in axb_div_c()