Split libc.s, 5

1 files changed, 378 insertions, 0 deletions

diff --git a/arm9/asm/MSL_Common_file_pos.s b/arm9/asm/MSL_Common_file_pos.s
new file mode 100644
index 00000000..a5870123
--- /dev/null
+++ b/arm9/asm/MSL_Common_file_pos.s
@@ -0,0 +1,378 @@
+    .include "asm/macros.inc"

+    .include "global.inc"

+    .extern __files

+    .extern __cs

+    .extern __cs_id

+    .extern __cs_ref

+    .extern OSi_ThreadInfo

+    .extern errno

+

+    .text

+

+	arm_func_start _ftell

+_ftell: ; 0x020DEDE4

+	ldr r1, [r0, #0x4]

+	mov r1, r1, lsl #0x16

+	mov r1, r1, lsr #0x1d

+	and r1, r1, #0xff

+	add r1, r1, #0xff

+	and r1, r1, #0xff

+	cmp r1, #0x1

+	bhi _020DEE10

+	ldrb r1, [r0, #0xd]

+	cmp r1, #0x0

+	beq _020DEE24

+_020DEE10:

+	ldr r0, _020DEE5C ; =errno

+	mov r1, #0x28

+	str r1, [r0, #0x0]

+	sub r0, r1, #0x29

+	bx lr

+_020DEE24:

+	ldr r1, [r0, #0x8]

+	mov r1, r1, lsl #0x1d

+	movs r12, r1, lsr #0x1d

+	ldreq r0, [r0, #0x18]

+	bxeq lr

+	ldr r2, [r0, #0x24]

+	ldr r1, [r0, #0x1c]

+	ldr r3, [r0, #0x34]

+	sub r0, r2, r1

+	cmp r12, #0x3

+	add r0, r3, r0

+	subcs r1, r12, #0x2

+	subcs r0, r0, r1

+	bx lr

+	.balign 4

+_020DEE5C: .word errno

+    arm_func_end _ftell

+

+	arm_func_start ftell

+ftell: ; 0x020DEE60

+	stmdb sp!, {r3-r7,lr}

+	ldr r1, _020DEF60 ; =__files

+	mov r7, r0

+	cmp r7, r1

+	moveq r6, #0x2

+	beq _020DEE98

+	ldr r0, _020DEF64 ; =__files + 0x4C

+	cmp r7, r0

+	moveq r6, #0x3

+	beq _020DEE98

+	ldr r0, _020DEF68 ; =__files + 0x98

+	cmp r7, r0

+	moveq r6, #0x4

+	movne r6, #0x5

+_020DEE98:

+	mov r0, #0x18

+	mul r4, r6, r0

+	ldr r5, _020DEF6C ; =__cs

+	add r0, r5, r4

+	bl OS_TryLockMutex

+	cmp r0, #0x0

+	bne _020DEED8

+	ldr r0, _020DEF70 ; =OSi_ThreadInfo

+	ldr r2, _020DEF74 ; =__cs_id

+	ldr r1, [r0, #0x4]

+	ldr r0, _020DEF78 ; =__cs_ref

+	ldr r3, [r1, #0x6c]

+	mov r1, #0x1

+	str r3, [r2, r6, lsl #0x2]

+	str r1, [r0, r6, lsl #0x2]

+	b _020DEF30

+_020DEED8:

+	ldr r0, _020DEF70 ; =OSi_ThreadInfo

+	ldr r1, _020DEF74 ; =__cs_id

+	ldr r0, [r0, #0x4]

+	ldr r1, [r1, r6, lsl #0x2]

+	ldr r0, [r0, #0x6c]

+	cmp r1, r0

+	bne _020DEF08

+	ldr r1, _020DEF78 ; =__cs_ref

+	ldr r0, [r1, r6, lsl #0x2]

+	add r0, r0, #0x1

+	str r0, [r1, r6, lsl #0x2]

+	b _020DEF30

+_020DEF08:

+	add r0, r5, r4

+	bl OS_LockMutex

+	ldr r0, _020DEF70 ; =OSi_ThreadInfo

+	ldr r2, _020DEF74 ; =__cs_id

+	ldr r1, [r0, #0x4]

+	ldr r0, _020DEF78 ; =__cs_ref

+	ldr r3, [r1, #0x6c]

+	mov r1, #0x1

+	str r3, [r2, r6, lsl #0x2]

+	str r1, [r0, r6, lsl #0x2]

+_020DEF30:

+	mov r0, r7

+	bl _ftell

+	ldr r1, _020DEF78 ; =__cs_ref

+	mov r7, r0

+	ldr r0, [r1, r6, lsl #0x2]

+	subs r0, r0, #0x1

+	str r0, [r1, r6, lsl #0x2]

+	bne _020DEF58

+	add r0, r5, r4

+	bl OS_UnlockMutex

+_020DEF58:

+	mov r0, r7

+	ldmia sp!, {r3-r7,pc}

+	.balign 4

+_020DEF60: .word __files

+_020DEF64: .word __files + 0x4C

+_020DEF68: .word __files + 0x98

+_020DEF6C: .word __cs

+_020DEF70: .word OSi_ThreadInfo

+_020DEF74: .word __cs_id

+_020DEF78: .word __cs_ref

+    arm_func_end ftell

+

+	arm_func_start _fseek

+_fseek: ; 0x020DEF7C

+	stmdb sp!, {r0-r3}

+	stmdb sp!, {r3-r5,lr}

+	mov r5, r0

+	ldr r1, [r5, #0x4]

+	mov r4, r2

+	mov r1, r1, lsl #0x16

+	mov r1, r1, lsr #0x1d

+	and r1, r1, #0xff

+	cmp r1, #0x1

+	ldreqb r1, [r5, #0xd]

+	cmpeq r1, #0x0

+	beq _020DEFC8

+	ldr r0, _020DF160 ; =errno

+	mov r1, #0x28

+	str r1, [r0, #0x0]

+	sub r0, r1, #0x29

+	ldmia sp!, {r3-r5,lr}

+	add sp, sp, #0x10

+	bx lr

+_020DEFC8:

+	ldr r1, [r5, #0x8]

+	mov r1, r1, lsl #0x1d

+	mov r1, r1, lsr #0x1d

+	cmp r1, #0x1

+	bne _020DF018

+	mov r1, #0x0

+	bl __flush_buffer

+	cmp r0, #0x0

+	beq _020DF018

+	mov r0, #0x1

+	strb r0, [r5, #0xd]

+	mov r2, #0x0

+	ldr r0, _020DF160 ; =errno

+	mov r1, #0x28

+	str r2, [r5, #0x28]

+	str r1, [r0, #0x0]

+	sub r0, r1, #0x29

+	ldmia sp!, {r3-r5,lr}

+	add sp, sp, #0x10

+	bx lr

+_020DF018:

+	cmp r4, #0x1

+	bne _020DF038

+	mov r0, r5

+	mov r4, #0x0

+	bl _ftell

+	ldr r1, [sp, #0x14]

+	add r0, r1, r0

+	str r0, [sp, #0x14]

+_020DF038:

+	cmp r4, #0x2

+	beq _020DF0CC

+	ldr r0, [r5, #0x4]

+	mov r0, r0, lsl #0x1b

+	mov r0, r0, lsr #0x1d

+	cmp r0, #0x3

+	beq _020DF0CC

+	ldr r0, [r5, #0x8]

+	mov r0, r0, lsl #0x1d

+	mov r0, r0, lsr #0x1d

+	sub r0, r0, #0x2

+	cmp r0, #0x1

+	bhi _020DF0CC

+	ldr r2, [sp, #0x14]

+	ldr r0, [r5, #0x18]

+	cmp r2, r0

+	bhs _020DF088

+	ldr r0, [r5, #0x34]

+	cmp r2, r0

+	bhs _020DF098

+_020DF088:

+	ldr r0, [r5, #0x8]

+	bic r0, r0, #0x7

+	str r0, [r5, #0x8]

+	b _020DF0D8

+_020DF098:

+	ldr r1, [r5, #0x1c]

+	sub r0, r2, r0

+	add r0, r1, r0

+	str r0, [r5, #0x24]

+	ldr r1, [r5, #0x18]

+	ldr r0, [sp, #0x14]

+	sub r0, r1, r0

+	str r0, [r5, #0x28]

+	ldr r0, [r5, #0x8]

+	bic r0, r0, #0x7

+	orr r0, r0, #0x2

+	str r0, [r5, #0x8]

+	b _020DF0D8

+_020DF0CC:

+	ldr r0, [r5, #0x8]

+	bic r0, r0, #0x7

+	str r0, [r5, #0x8]

+_020DF0D8:

+	ldr r0, [r5, #0x8]

+	mov r0, r0, lsl #0x1d

+	movs r0, r0, lsr #0x1d

+	bne _020DF150

+	ldr r12, [r5, #0x38]

+	cmp r12, #0x0

+	beq _020DF13C

+	ldr r0, [r5, #0x0]

+	ldr r3, [r5, #0x48]

+	add r1, sp, #0x14

+	mov r2, r4

+	blx r12

+	cmp r0, #0x0

+	beq _020DF13C

+	mov r0, #0x1

+	strb r0, [r5, #0xd]

+	mov r2, #0x0

+	ldr r0, _020DF160 ; =errno

+	mov r1, #0x28

+	str r2, [r5, #0x28]

+	str r1, [r0, #0x0]

+	sub r0, r1, #0x29

+	ldmia sp!, {r3-r5,lr}

+	add sp, sp, #0x10

+	bx lr

+_020DF13C:

+	mov r1, #0x0

+	strb r1, [r5, #0xc]

+	ldr r0, [sp, #0x14]

+	str r0, [r5, #0x18]

+	str r1, [r5, #0x28]

+_020DF150:

+	mov r0, #0x0

+	ldmia sp!, {r3-r5,lr}

+	add sp, sp, #0x10

+	bx lr

+	.balign 4

+_020DF160: .word errno

+    arm_func_end _fseek

+

+	arm_func_start fseek

+fseek:

+	stmdb sp!, {r3-r9,lr}

+	ldr r3, _020DF274 ; =__files

+	mov r9, r0

+	cmp r9, r3

+	mov r8, r1

+	mov r7, r2

+	moveq r6, #0x2

+	beq _020DF1A4

+	ldr r0, _020DF278 ; =__files + 0x4C

+	cmp r9, r0

+	moveq r6, #0x3

+	beq _020DF1A4

+	ldr r0, _020DF27C ; =__files + 0x98

+	cmp r9, r0

+	moveq r6, #0x4

+	movne r6, #0x5

+_020DF1A4:

+	mov r0, #0x18

+	mul r4, r6, r0

+	ldr r5, _020DF280 ; =__cs

+	add r0, r5, r4

+	bl OS_TryLockMutex

+	cmp r0, #0x0

+	bne _020DF1E4

+	ldr r0, _020DF284 ; =OSi_ThreadInfo

+	ldr r2, _020DF288 ; =__cs_id

+	ldr r1, [r0, #0x4]

+	ldr r0, _020DF28C ; =__cs_ref

+	ldr r3, [r1, #0x6c]

+	mov r1, #0x1

+	str r3, [r2, r6, lsl #0x2]

+	str r1, [r0, r6, lsl #0x2]

+	b _020DF23C

+_020DF1E4:

+	ldr r0, _020DF284 ; =OSi_ThreadInfo

+	ldr r1, _020DF288 ; =__cs_id

+	ldr r0, [r0, #0x4]

+	ldr r1, [r1, r6, lsl #0x2]

+	ldr r0, [r0, #0x6c]

+	cmp r1, r0

+	bne _020DF214

+	ldr r1, _020DF28C ; =__cs_ref

+	ldr r0, [r1, r6, lsl #0x2]

+	add r0, r0, #0x1

+	str r0, [r1, r6, lsl #0x2]

+	b _020DF23C

+_020DF214:

+	add r0, r5, r4

+	bl OS_LockMutex

+	ldr r0, _020DF284 ; =OSi_ThreadInfo

+	ldr r2, _020DF288 ; =__cs_id

+	ldr r1, [r0, #0x4]

+	ldr r0, _020DF28C ; =__cs_ref

+	ldr r3, [r1, #0x6c]

+	mov r1, #0x1

+	str r3, [r2, r6, lsl #0x2]

+	str r1, [r0, r6, lsl #0x2]

+_020DF23C:

+	mov r0, r9

+	mov r1, r8

+	mov r2, r7

+	bl _fseek

+	ldr r1, _020DF28C ; =__cs_ref

+	mov r7, r0

+	ldr r0, [r1, r6, lsl #0x2]

+	subs r0, r0, #0x1

+	str r0, [r1, r6, lsl #0x2]

+	bne _020DF26C

+	add r0, r5, r4

+	bl OS_UnlockMutex

+_020DF26C:

+	mov r0, r7

+	ldmia sp!, {r3-r9,pc}

+	.balign 4

+_020DF274: .word __files

+_020DF278: .word __files + 0x4C

+_020DF27C: .word __files + 0x98

+_020DF280: .word __cs

+_020DF284: .word OSi_ThreadInfo

+_020DF288: .word __cs_id

+_020DF28C: .word __cs_ref

+    arm_func_end fseek

+

+	arm_func_start rewind

+rewind: ; 0x020DF290

+	stmdb sp!, {r4,lr}

+	mov r1, #0x0

+	mov r4, r0

+	mov r2, r1

+	strb r1, [r4, #0xd]

+	bl fseek

+	mov r0, #0x0

+	strb r0, [r4, #0xd]

+	ldmia sp!, {r4,pc}

+    arm_func_end rewind

+

+    .section .exceptix,4

+

+	.word ftell

+	.short 285

+	.word 0x00300F00

+	.word _fseek

+	.short 489

+	.word 0x00400320

+	.word fseek

+	.short 301

+	.word 0x00403F00

+	.word rewind

+	.short 37

+	.word 0x00100100