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
48 	c ^= b; c -= rol32(b, 14);		\
50 	b ^= a; b -= rol32(a, 25);		\
51 	c ^= b; c -= rol32(b, 16);		\
53 	b ^= a; b -= rol32(a, 14);		\
54 	c ^= b; c -= rol32(b, 24);		\
72 	u32 a, b, c;  in jhash()  local
76 	a = b = c = JHASH_INITVAL + length + initval;  in jhash()
81 		b += __get_unaligned_cpu32(k + 4);  in jhash()
83 		__jhash_mix(a, b, c);  in jhash()
93 	case 8:  b += (u32)k[7]<<24;	/* fall through */  in jhash()
94 	case 7:  b += (u32)k[6]<<16;	/* fall through */  in jhash()
95 	case 6:  b += (u32)k[5]<<8;	/* fall through */  in jhash()
96 	case 5:  b += k[4];		/* fall through */  in jhash()
101 		 __jhash_final(a, b, c);  in jhash()
118 	u32 a, b, c;  in jhash2()  local
121 	a = b = c = JHASH_INITVAL + (length<<2) + initval;  in jhash2()
126 		b += k[1];  in jhash2()
128 		__jhash_mix(a, b, c);  in jhash2()
136 	case 2: b += k[1];	/* fall through */  in jhash2()
138 		__jhash_final(a, b, c);  in jhash2()
148 static inline u32 __jhash_nwords(u32 a, u32 b, u32 c, u32 initval)  in __jhash_nwords()  argument
151 	b += initval;  in __jhash_nwords()
154 	__jhash_final(a, b, c);  in __jhash_nwords()
159 static inline u32 jhash_3words(u32 a, u32 b, u32 c, u32 initval)  in jhash_3words()  argument
161 	return __jhash_nwords(a, b, c, initval + JHASH_INITVAL + (3 << 2));  in jhash_3words()
164 static inline u32 jhash_2words(u32 a, u32 b, u32 initval)  in jhash_2words()  argument
166 	return __jhash_nwords(a, b, 0, initval + JHASH_INITVAL + (2 << 2));  in jhash_2words()