AX; \ XORL CX, AX; \ ADDL BX, AX // Calculate T2 in BX - uses AX, BX, CX and DX registers. // T2 = BIGSIGMA0(a) + Maj(a, b, c) // BIGSIGMA0(x) = ROTR(2,x) XOR ROTR(13,x) XOR ROTR(22,x) // Maj(x, y, z) = (x AND y) XOR (x AND z) XOR (y AND z) #define SHA256T2(a, b, c) \ MOVL (a*4)(DI), AX; \ MOVL (c*4)(DI), BX; \ RORL $2, AX; \ MOVL (a*4)(DI), DX; \ ANDL (b*4)(DI), BX; \ RORL $13, DX; \ MOVL (a*4)(DI), CX; \ ANDL (c*4)(DI), CX; \ XORL DX, AX; \ XORL CX, BX; \ MOVL (a*4)(DI), DX; \ MOVL (b*4)(DI), CX;...