SECTION_RODATA
.p2align 4,,15
chacha_constants:
.long 0x61707865,0x3320646e,0x79622d32,0x6b206574 /* "expand 32-byte k" */
.byte 2,3,0,1,6,7,4,5,10,11,8,9,14,15,12,13 /* pshufb rotate by 16 */
.byte 3,0,1,2,7,4,5,6,11,8,9,10,15,12,13,14 /* pshufb rotate by 8 */