pokediamond/arm9/asm/MSL_Common_mem_funcs.s
2023-05-24 09:15:59 +01:00

62 lines
1.0 KiB
ArmAsm

.include "asm/macros.inc"
.include "global.inc"
.text
arm_func_start __fill_mem
__fill_mem: ; 0x020DF550
cmp r2, #0x20
and r3, r1, #0xff
blo _020DF5E4
rsb r1, r0, #0x0
ands r12, r1, #0x3
beq _020DF57C
sub r2, r2, r12
and r1, r3, #0xff
_020DF570:
strb r1, [r0], #0x1
subs r12, r12, #0x1
bne _020DF570
_020DF57C:
cmp r3, #0x0
beq _020DF594
mov r1, r3, lsl #0x10
orr r1, r1, r3, lsl #0x18
orr r1, r1, r3, lsl #0x8
orr r3, r3, r1
_020DF594:
movs r1, r2, lsr #0x5
beq _020DF5C8
_020DF59C:
str r3, [r0, #0x0]
str r3, [r0, #0x4]
str r3, [r0, #0x8]
str r3, [r0, #0xc]
str r3, [r0, #0x10]
str r3, [r0, #0x14]
str r3, [r0, #0x18]
str r3, [r0, #0x1c]
add r0, r0, #0x20
subs r1, r1, #0x1
bne _020DF59C
_020DF5C8:
and r1, r2, #0x1f
movs r1, r1, lsr #0x2
beq _020DF5E0
_020DF5D4:
str r3, [r0], #0x4
subs r1, r1, #0x1
bne _020DF5D4
_020DF5E0:
and r2, r2, #0x3
_020DF5E4:
cmp r2, #0x0
bxeq lr
and r1, r3, #0xff
_020DF5F0:
strb r1, [r0], #0x1
subs r2, r2, #0x1
bne _020DF5F0
bx lr
arm_func_end __fill_mem