35 #define __jhash_mix(a, b, c)			\  argument
37 	a -= c;  a ^= rol32(c, 4);  c += b;	\
38 	b -= a;  b ^= rol32(a, 6);  a += c;	\
39 	c -= b;  c ^= rol32(b, 8);  b += a;	\
40 	a -= c;  a ^= rol32(c, 16); c += b;	\
41 	b -= a;  b ^= rol32(a, 19); a += c;	\
42 	c -= b;  c ^= rol32(b, 4);  b += a;	\
46 #define __jhash_final(a, b, c)			\  argument
49 	a ^= c; a -= rol32(c, 11);		\
50 	b ^= a; b -= rol32(a, 25);		\
52 	a ^= c; a -= rol32(c, 4);		\
53 	b ^= a; b -= rol32(a, 14);		\
72 	u32 a, b, c;  in jhash()  local
76 	a = b = c = JHASH_INITVAL + length + initval;  in jhash()
80 		a += __get_unaligned_cpu32(k);  in jhash()
83 		__jhash_mix(a, b, c);  in jhash()
98 	case 4:  a += (u32)k[3]<<24;  in jhash()
99 	case 3:  a += (u32)k[2]<<16;  in jhash()
100 	case 2:  a += (u32)k[1]<<8;  in jhash()
101 	case 1:  a += k[0];  in jhash()
102 		 __jhash_final(a, b, c);  in jhash()
119 	u32 a, b, c;  in jhash2()  local
122 	a = b = c = JHASH_INITVAL + (length<<2) + initval;  in jhash2()
126 		a += k[0];  in jhash2()
129 		__jhash_mix(a, b, c);  in jhash2()
138 	case 1: a += k[0];  in jhash2()
139 		__jhash_final(a, b, c);  in jhash2()
149 static inline u32 __jhash_nwords(u32 a, u32 b, u32 c, u32 initval)  in __jhash_nwords()  argument
151 	a += initval;  in __jhash_nwords()
155 	__jhash_final(a, b, c);  in __jhash_nwords()
160 static inline u32 jhash_3words(u32 a, u32 b, u32 c, u32 initval)  in jhash_3words()  argument
162 	return __jhash_nwords(a, b, c, initval + JHASH_INITVAL + (3 << 2));  in jhash_3words()
165 static inline u32 jhash_2words(u32 a, u32 b, u32 initval)  in jhash_2words()  argument
167 	return __jhash_nwords(a, b, 0, initval + JHASH_INITVAL + (2 << 2));  in jhash_2words()
170 static inline u32 jhash_1word(u32 a, u32 initval)  in jhash_1word()  argument
172 	return __jhash_nwords(a, 0, 0, initval + JHASH_INITVAL + (1 << 2));  in jhash_1word()