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.include "asm/macros.inc"
.include "global.inc"
.text
arm_func_start OS_InitContext
OS_InitContext: ; 0x037F9740
add r1, r1, #4
str r1, [r0, #64] ; 0x40
str r2, [r0, #68] ; 0x44
sub r2, r2, #64 ; 0x40
tst r2, #4
subne r2, r2, #4
str r2, [r0, #56] ; 0x38
ands r1, r1, #1
movne r1, #63 ; 0x3f
moveq r1, #31
str r1, [r0]
mov r1, #0
str r1, [r0, #4]
str r1, [r0, #8]
str r1, [r0, #12]
str r1, [r0, #16]
str r1, [r0, #20]
str r1, [r0, #24]
str r1, [r0, #28]
str r1, [r0, #32]
str r1, [r0, #36] ; 0x24
str r1, [r0, #40] ; 0x28
str r1, [r0, #44] ; 0x2c
str r1, [r0, #48] ; 0x30
str r1, [r0, #52] ; 0x34
str r1, [r0, #60] ; 0x3c
bx lr
arm_func_start OS_SaveContext
OS_SaveContext: ; 0x037F97AC
add r1, r0, #0
mrs r2, CPSR
str r2, [r1], #4
mov r0, #211 ; 0xd3
msr CPSR_c, r0
str sp, [r1, #64] ; 0x40
msr CPSR_c, r2
mov r0, #1
stmia r1, {r0, r1, r2, r3, r4, r5, r6, r7, r8, r9, sl, fp, ip, sp, lr}
adr r0, _037F97E0
str r0, [r1, #60] ; 0x3c
mov r0, #0
bx lr
arm_func_start OS_LoadContext
OS_LoadContext: ; 0x037F97E0
_037F97E0: ; needed because otherwise it breaks
mrs r1, CPSR
bic r1, r1, #31
orr r1, r1, #211 ; 0xd3
msr CPSR_c, r1
ldr r1, [r0], #4
msr SPSR_fsxc, r1
ldr sp, [r0, #64] ; 0x40
ldr lr, [r0, #60] ; 0x3c
ldmia r0, {r0, r1, r2, r3, r4, r5, r6, r7, r8, r9, sl, fp, ip, sp, lr}^
nop ; (mov r0, r0)
subs pc, lr, #4
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