utils fix

2021-08-16 06:42:56 +08:00 · 2021-08-16 06:42:56 +08:00 · eb990a6f59
commit eb990a6f59
parent 6c5864b092
1 changed files with 5 additions and 7 deletions
--- a/resources/ping-pong-mips32/game/game/utils.S
+++ b/resources/ping-pong-mips32/game/game/utils.S
@ -20,18 +20,16 @@ WRITESERIAL:

    .global PRINT
 PRINT:
-    move  v1, a1
-    lb    a1, 0(a1)
+    lb    v1, 0(a1)
 1:
    lb    v0, 5(a0)
    andi  v0, v0, 0x20
    beqz  v0, 1b
    nop
-    addiu v1, v1, 0x1
-    sb    a1, 0(a0)
-    lb    a1, 0(v1)
-    bne   a1, zero, 1b
-    nop
+    sb    v1, 0(a0)
+    lb    v1, 1(a1)
+    bne   v1, zero, 1b
+    addiu a1, a1, 0x1
    jr    ra
    nop