powerpc/crypto/sha256-spe-asm.S

39 #define rT1	r23
45 	cmpwi		rT1,0;
104 	rotrwi		rT1,e,11;	/* 1: S1' = e rotr 11		*/ \
106 	xor		rT0,rT0,rT1;	/* 1: S1 = S1 xor S1'		*/ \
109 	andc		rT1,g,e;	/* 1: ch' = ~e and g		*/ \
111 	xor		rT3,rT3,rT1;	/* 1: ch = ch xor ch'		*/ \
116 	rotrwi		rT1,a,13;	/* 1: S0' = a rotr 13		*/ \
119 	xor		rT0,rT0,rT1;	/* 1: S0 = S0 xor S0'		*/ \
124 	and		rT1,a,b;	/* 1: maj' = a and b		*/ \
127 	or		rT2,rT1,rT2;	/* 1: maj = maj or maj'		*/ \
130 	rotrwi		rT1,d,11;	/* 2: S1' = e rotr 11		*/ \
133 	xor		rT0,rT0,rT1;	/* 2: S1 = S1 xor S1'		*/ \
136 	andc		rT1,f,d;	/* 2: ch' = ~e and g		*/ \
138 	xor		rT3,rT3,rT1;	/* 2: ch = ch xor ch'		*/ \
143 	rotrwi		rT1,h,13;	/* 2: S0' = a rotr 13		*/ \
146 	xor		rT0,rT0,rT1;	/* 2: S0 = S0 xor S0'		*/ \
149 	and		rT1,h,a;	/* 2: maj' = a and b		*/ \
152 	or		rT2,rT1,rT2;	/* 2: maj = maj or maj'		*/ \
160 	evsrwiu		rT1,rT0,3;	/*    s0 = w[-15] >> 3		*/ \
164 	evxor		rT1,rT1,rT0;	/*    s0 = s0 xor s0'		*/ \
168 	evxor		rT0,rT0,rT1;	/*    s0 = s0 xor s0'		*/ \
174 	evrlwi		rT1,w7,15;	/*    s1' = w[-2] rotr 17	*/ \
176 	evxor		rT0,rT0,rT1;	/*    s1 = s1 xor s1'		*/ \
178 	evrlwi		rT1,w7,13;	/*    s1' = w[-2] rotr 19	*/ \
180 	evxor		rT0,rT0,rT1;	/*    s1 = s1 xor s1'		*/ \
182 	evldw		rT1,off(rKP);	/*    k				*/ \
191 	evaddw		rT1,rT1,w0;	/*    wk = w + k		*/ \
193 	evmergehi	rT0,rT1,rT1;	/*    wk1/wk2			*/ \
197 	add		g,g,rT1;	/* 2: temp1 = temp1 + wk	*/ \
201 	rotrwi		rT1,d,11;	/* 2: S1' = e rotr 11		*/ \
203 	xor		rT0,rT0,rT1;	/* 2: S1 = S1 xor S1'		*/ \
206 	andc		rT1,f,d;	/* 2: ch' = ~e and g		*/ \
208 	xor		rT3,rT3,rT1;	/* 2: ch = ch xor ch'		*/ \
211 	rotrwi		rT1,h,13;	/* 2: S0' = a rotr 13		*/ \
213 	xor		rT0,rT0,rT1;	/* 2: S0 = S0 xor S0'		*/ \
215 	and		rT1,h,a;	/* 2: maj' = a and b		*/ \
218 	or		rT2,rT1,rT2;	/* 2: maj = maj or maj'		*/ \