subroutine @564 what does it do?
Feb 6, 2009, 12:37 AM
#1
Evolving Member
Thread Starter
iTrader: (4)
Join Date: Apr 2008
Location: Germany
Posts: 186
Likes: 0
Received 0 Likes
on
0 Posts
subroutine @564 what does it do?
hi,
i'm trying to figure out what the subroutine at 462 does, but i don't understand it.
I have the label from another disassembly.
it needs a ram adess at r4 and r5, thats all i understood.
Thx Jan
i'm trying to figure out what the subroutine at 462 does, but i don't understand it.
I have the label from another disassembly.
it needs a ram adess at r4 and r5, thats all i understood.
Thx Jan
Code:
RAM:00000562 ; =============== S U B R O U T I N E ======================================= RAM:00000562 RAM:00000562 RAM:00000562 between_r4_r5_ram_increment1: ; CODE XREF: coundown_timers+46p RAM:00000562 ; coundown_timers+62p ... RAM:00000562 mov.l r0, @-r15 RAM:00000564 mov.l r10, @-r15 RAM:00000566 mov #-1, r10 RAM:00000568 extu.w r10, r10 RAM:0000056A RAM:0000056A loc_56A: ; CODE XREF: between_r4_r5_ram_increment1+22j RAM:0000056A cmp/hs r5, r4 RAM:0000056C bt loc_588 RAM:0000056E stc sr, r0 RAM:00000570 mov.l r0, @-r15 RAM:00000572 or #h'F0, r0 RAM:00000574 ldc r0, sr RAM:00000576 mov.w @r4, r0 RAM:00000578 extu.w r0, r0 RAM:0000057A cmp/eq r10, r0 RAM:0000057C bt loc_582 RAM:0000057E add #1, r0 RAM:00000580 mov.w r0, @r4 RAM:00000582 RAM:00000582 loc_582: ; CODE XREF: between_r4_r5_ram_increment1+1Aj RAM:00000582 ldc.l @r15+, sr RAM:00000584 bra loc_56A RAM:00000586 add #2, r4 RAM:00000588 ; --------------------------------------------------------------------------- RAM:00000588 RAM:00000588 loc_588: ; CODE XREF: between_r4_r5_ram_increment1+Aj RAM:00000588 mov.l @r15+, r10 RAM:0000058A rts RAM:0000058C mov.l @r15+, r0 RAM:0000058C ; End of function between_r4_r5_ram_increment1
