further shrinked BMW224/256 to 1884 bytes

[avr-crypto-lib.git] / bmw / bmw_small-tinyasm.S

diff --git a/bmw/bmw_small-tinyasm.S b/bmw/bmw_small-tinyasm.S
index de7ff5a2f62360952f9700b0d7fdc3020cf5f7d0..801331fbf3f9422c54debe4d0e590cd3131f2f3d 100644 (file)
--- a/bmw/bmw_small-tinyasm.S
+++ b/bmw/bmw_small-tinyasm.S
@@ -419,7 +419,7 @@ expand1:
 */
 
 expand2_rot_table:
-       .byte 0,3,0,7,0,13,0,16,0,19,0,23,0,27
+       .byte 3,7,13,16,19,23,27,0
 
 expand2:
        rcall expand_intro
@@ -428,10 +428,11 @@ expand2:
        ldi r31, hi8(expand2_rot_table)
 10:
        rcall load32_from_X
-       mov r20, r19
+       sbrs r19, 0
+       rjmp 12f
        lpm r20, Z+
        rcall rotateleft32
-       rcall add32_to_acc
+12:    rcall add32_to_acc
        dec r19
        brne 10b
        ldi r20, 4