mirror of
https://github.com/pret/pokediamond.git
synced 2026-08-19 23:34:51 -05:00
79 lines
1.4 KiB
ArmAsm
79 lines
1.4 KiB
ArmAsm
.include "asm/macros.inc"
|
|
.include "global.inc"
|
|
|
|
.text
|
|
|
|
arm_func_start OS_InitContext
|
|
OS_InitContext: ; 0x020CBAC4
|
|
add r1, r1, #0x4
|
|
str r1, [r0, #0x40]
|
|
str r2, [r0, #0x44]
|
|
sub r2, r2, #0x40
|
|
tst r2, #0x4
|
|
subne r2, r2, #0x4
|
|
str r2, [r0, #0x38]
|
|
ands r1, r1, #0x1
|
|
movne r1, #0x3f
|
|
moveq r1, #0x1f
|
|
str r1, [r0, #0x0]
|
|
mov r1, #0x0
|
|
str r1, [r0, #0x4]
|
|
str r1, [r0, #0x8]
|
|
str r1, [r0, #0xc]
|
|
str r1, [r0, #0x10]
|
|
str r1, [r0, #0x14]
|
|
str r1, [r0, #0x18]
|
|
str r1, [r0, #0x1c]
|
|
str r1, [r0, #0x20]
|
|
str r1, [r0, #0x24]
|
|
str r1, [r0, #0x28]
|
|
str r1, [r0, #0x2c]
|
|
str r1, [r0, #0x30]
|
|
str r1, [r0, #0x34]
|
|
str r1, [r0, #0x3c]
|
|
bx lr
|
|
|
|
arm_func_start OS_SaveContext
|
|
OS_SaveContext:
|
|
stmdb sp!, {r0,lr}
|
|
add r0, r0, #0x48
|
|
ldr r1, _020CBB78 ; =CP_SaveContext
|
|
blx r1
|
|
ldmia sp!, {r0,lr}
|
|
add r1, r0, #0x0
|
|
mrs r2, cpsr
|
|
str r2, [r1], #0x4
|
|
mov r0, #0xd3
|
|
msr cpsr_c, r0
|
|
str sp, [r1, #0x40]
|
|
msr cpsr_c, r2
|
|
mov r0, #0x1
|
|
stmia r1, {r0-lr}
|
|
add r0, pc, #0x8 ; =_020CBB78
|
|
str r0, [r1, #0x3c]
|
|
mov r0, #0x0
|
|
bx lr
|
|
.balign 4
|
|
_020CBB78: .word CP_SaveContext
|
|
|
|
arm_func_start OS_LoadContext
|
|
OS_LoadContext: ; 0x020CBB7C
|
|
stmdb sp!, {r0,lr}
|
|
add r0, r0, #0x48
|
|
ldr r1, _020CBBBC ; =CPi_RestoreContext
|
|
blx r1
|
|
ldmia sp!, {r0,lr}
|
|
mrs r1, cpsr
|
|
bic r1, r1, #0x1f
|
|
orr r1, r1, #0xd3
|
|
msr cpsr_c, r1
|
|
ldr r1, [r0], #0x4
|
|
msr spsr_fsxc, r1
|
|
ldr sp, [r0, #0x40]
|
|
ldr lr, [r0, #0x3c]
|
|
ldmia r0, {r0-lr}^
|
|
mov r0, r0
|
|
subs pc, lr, #0x4
|
|
.balign 4
|
|
_020CBBBC: .word CPi_RestoreContext
|