movw r30, TMP_SAVE0
ldi r20, 0x80
sub r19, r18 /* r18: bytes to copy, r19: bytes to clear */
-
+
ld r0, X+
-3:
- tst r18
+3: tst r18
breq 4f
+31:
st Z+, r0
ld r0, X+
dec r18
-
+ brne 31b
4:
mov r18, LEN_SAVE0
andi r18, 0x07
5:
st Z+, r20
+
+ tst r19
+ breq 7f
6:
st Z+, r1
dec r19
brne 6b
-
+7:
movw r24, CTX_SAVE0
movw r22, TMP_SAVE0
rcall twister_small_nextBlock