.byte 0x00, 0x08, 0x10, 0x00, 0x08, 0x10, 0x00, 0x08
.byte 0x10, 0x00, 0x08, 0x10, 0x00, 0x08, 0x10, 0x00
.byte 0x08, 0x10, 0x00, 0x08, 0x10, 0x00, 0x08
+/* old round contants
threefish256_rc0: .byte 0x1b, 0x44, 0x2b, 0x72, 0x32, 0x7b, 0x13, 0x73
threefish256_rc1: .byte 0x70, 0x34, 0x6a, 0x54, 0x24, 0x43, 0x52, 0x62
+*/
+threefish256_rc0: .byte 0x2a, 0x64, 0x39, 0x1b, 0x31, 0x6a, 0x72, 0x40
+threefish256_rc1: .byte 0x20, 0x71, 0x50, 0x5b, 0x41, 0x14, 0x3a, 0x40
add_z_to_x8:
ld r0, Z+