avr: reorder code (only need to load X if there is still something to do).

2024-09-05 18:53:00 +02:00
parent b94105bf78
commit 595a140428
1 changed files with 5 additions and 4 deletions
--- a/avr/modules/stats/main.asm
+++ b/avr/modules/stats/main.asm
@@ -55,14 +55,15 @@ Stats_Run:
  in r15, SREG
  push r15
    cli
+    
+    lds r17, statsRemaining
+    tst r17                       ; some left?
+    breq Stats_Run_done           ; nope, jump to end
+
    ldi xl, LOW(com2SendBuffer)
    ldi xh, HIGH(com2SendBuffer)
    ldi r16, 0xff                 ; broadcast
    
-    lds r17, statsRemaining
-    tst r17
-    breq Stats_Run_done
-    
    cpi r17, STATS_POS_RECV
    brne Stats_Run_l1
    rcall CPRO_WriteComRecvStats