split input.s

1 files changed, 394 insertions, 0 deletions

diff --git a/asm/input.s b/asm/input.s
new file mode 100644
index 0000000..7516a30
--- /dev/null
+++ b/asm/input.s
@@ -0,0 +1,394 @@
+	.include "constants/gba_constants.inc"
+	.include "asm/macros.inc"
+
+	.syntax unified
+
+	.text
+
+	thumb_func_start InitInput
+InitInput:
+	ldr r0, _08004840
+	movs r3, 0
+	movs r2, 0
+	strh r2, [r0]
+	strh r2, [r0, 0x2]
+	strh r2, [r0, 0x4]
+	strh r2, [r0, 0x6]
+	ldr r0, _08004844
+	strh r2, [r0]
+	strh r2, [r0, 0x2]
+	strh r2, [r0, 0x4]
+	strh r2, [r0, 0x6]
+	ldr r1, _08004848
+	ldr r0, _0800484C
+	str r0, [r1]
+	ldr r0, _08004850
+	str r2, [r0, 0x20]
+	ldr r1, _08004854
+	strh r1, [r0]
+	movs r1, 0x1
+	negs r1, r1
+	strh r1, [r0, 0x2]
+	strh r1, [r0, 0x4]
+	strh r1, [r0, 0x6]
+	strh r1, [r0, 0x1C]
+	strh r1, [r0, 0x1E]
+	strh r1, [r0, 0x8]
+	strh r1, [r0, 0xA]
+	strh r1, [r0, 0xC]
+	strh r1, [r0, 0xE]
+	strh r1, [r0, 0x10]
+	strh r1, [r0, 0x12]
+	strh r1, [r0, 0x14]
+	strh r1, [r0, 0x16]
+	adds r1, r0, 0
+	adds r1, 0x28
+	strb r3, [r1]
+	adds r0, 0x29
+	strb r3, [r0]
+	ldr r0, _08004858
+	strh r2, [r0]
+	strh r2, [r0, 0x2]
+	bx lr
+	.align 2, 0
+_08004840: .4byte gUnknown_20255F0
+_08004844: .4byte gUnknown_2025638
+_08004848: .4byte gUnknown_202562C
+_0800484C: .4byte 0x004a14c1
+_08004850: .4byte gUnknown_2025600
+_08004854: .4byte 0x0000ffff
+_08004858: .4byte gUnknown_2025668
+	thumb_func_end InitInput
+
+	thumb_func_start sub_800485C
+sub_800485C:
+	push {r4,r5,lr}
+	ldr r2, _080048A8
+	ldr r1, _080048AC
+	adds r0, r2, 0
+	ldm r0!, {r3-r5}
+	stm r1!, {r3-r5}
+	ldr r0, [r0]
+	str r0, [r1]
+	movs r3, 0
+	movs r0, 0
+	strh r0, [r2]
+	strh r0, [r2, 0x2]
+	strh r0, [r2, 0x4]
+	strh r0, [r2, 0x6]
+	ldr r0, _080048B0
+	ldr r1, _080048B4
+	strh r1, [r0]
+	movs r1, 0x1
+	negs r1, r1
+	strh r1, [r0, 0x2]
+	strh r1, [r0, 0x4]
+	strh r1, [r0, 0x6]
+	strh r1, [r0, 0x8]
+	strh r1, [r0, 0xA]
+	strh r1, [r0, 0xC]
+	strh r1, [r0, 0xE]
+	strh r1, [r0, 0x10]
+	strh r1, [r0, 0x12]
+	strh r1, [r0, 0x14]
+	strh r1, [r0, 0x16]
+	adds r1, r0, 0
+	adds r1, 0x28
+	strb r3, [r1]
+	adds r0, 0x29
+	strb r3, [r0]
+	pop {r4,r5}
+	pop {r0}
+	bx r0
+	.align 2, 0
+_080048A8: .4byte gUnknown_2025638
+_080048AC: .4byte gUnknown_20255F0
+_080048B0: .4byte gUnknown_2025600
+_080048B4: .4byte 0x0000ffff
+	thumb_func_end sub_800485C
+
+	thumb_func_start sub_80048B8
+sub_80048B8:
+	movs r0, 0
+	bx lr
+	thumb_func_end sub_80048B8
+
+	thumb_func_start sub_80048BC
+sub_80048BC:
+	movs r0, 0
+	bx lr
+	thumb_func_end sub_80048BC
+
+	thumb_func_start sub_80048C0
+sub_80048C0:
+	movs r0, 0
+	bx lr
+	thumb_func_end sub_80048C0
+
+	thumb_func_start sub_80048C4
+sub_80048C4:
+	movs r0, 0
+	bx lr
+	thumb_func_end sub_80048C4
+
+	thumb_func_start sub_80048C8
+sub_80048C8:
+	movs r0, 0
+	bx lr
+	thumb_func_end sub_80048C8
+
+	thumb_func_start sub_80048CC
+sub_80048CC:
+	movs r0, 0
+	bx lr
+	thumb_func_end sub_80048CC
+
+	thumb_func_start sub_80048D0
+sub_80048D0:
+	ldr r1, _080048E8
+	movs r0, 0
+	strh r0, [r1, 0x4]
+	ldr r1, _080048EC
+	str r0, [r1, 0xC]
+	strh r0, [r1, 0x8]
+	ldr r1, _080048F0
+	ldr r0, _080048F4
+	strh r0, [r1]
+	strh r0, [r1, 0x2]
+	bx lr
+	.align 2, 0
+_080048E8: .4byte gUnknown_20255F0
+_080048EC: .4byte gUnknown_2025648
+_080048F0: .4byte gUnknown_2025668
+_080048F4: .4byte 0x000003e7
+	thumb_func_end sub_80048D0
+
+	thumb_func_start sub_80048F8
+sub_80048F8:
+	ldr r0, _08004908
+	movs r1, 0
+	strh r1, [r0, 0x2]
+	ldr r0, _0800490C
+	strh r1, [r0, 0x2]
+	ldr r0, _08004910
+	strh r1, [r0, 0x2]
+	bx lr
+	.align 2, 0
+_08004908: .4byte gUnknown_20255F0
+_0800490C: .4byte gUnknown_2025638
+_08004910: .4byte gUnknown_2025648
+	thumb_func_end sub_80048F8
+
+	thumb_func_start sub_8004914
+sub_8004914:
+	ldr r0, _0800494C
+	movs r1, 0x5
+	str r1, [r0, 0x20]
+	movs r2, 0
+	movs r1, 0
+	strh r1, [r0, 0x24]
+	ldr r1, _08004950
+	strh r1, [r0]
+	movs r1, 0x1
+	negs r1, r1
+	strh r1, [r0, 0x2]
+	strh r1, [r0, 0x4]
+	strh r1, [r0, 0x6]
+	strh r1, [r0, 0x8]
+	strh r1, [r0, 0xA]
+	strh r1, [r0, 0xC]
+	strh r1, [r0, 0xE]
+	strh r1, [r0, 0x10]
+	strh r1, [r0, 0x12]
+	strh r1, [r0, 0x14]
+	strh r1, [r0, 0x16]
+	adds r1, r0, 0
+	adds r1, 0x28
+	strb r2, [r1]
+	adds r0, 0x29
+	strb r2, [r0]
+	bx lr
+	.align 2, 0
+_0800494C: .4byte gUnknown_2025600
+_08004950: .4byte 0x0000ffff
+	thumb_func_end sub_8004914
+
+	thumb_func_start UpdateInput
+UpdateInput:
+	push {r4-r6,lr}
+	ldr r4, _08004998
+	ldr r5, _0800499C
+	adds r1, r4, 0
+	adds r0, r5, 0
+	ldm r0!, {r2,r3,r6}
+	stm r1!, {r2,r3,r6}
+	ldr r0, [r0]
+	str r0, [r1]
+	adds r0, r5, 0
+	bl ReadKeyInput
+	ldrh r0, [r4]
+	ldrh r3, [r5]
+	eors r0, r3
+	ands r0, r3
+	strh r0, [r5, 0x2]
+	lsls r0, r3, 16
+	lsrs r0, 16
+	cmp r0, 0
+	beq _080049A8
+	ldrh r1, [r5, 0x8]
+	movs r0, 0xF0
+	adds r2, r0, 0
+	ands r2, r3
+	ands r0, r1
+	cmp r0, r2
+	bne _080049A0
+	ldr r0, [r5, 0xC]
+	cmp r0, 0x31
+	bgt _080049AC
+	adds r0, 0x1
+	str r0, [r5, 0xC]
+	b _080049AC
+	.align 2, 0
+_08004998: .4byte gUnknown_2025658
+_0800499C: .4byte gUnknown_2025648
+_080049A0:
+	strh r2, [r5, 0x8]
+	movs r0, 0x1
+	str r0, [r5, 0xC]
+	b _080049AC
+_080049A8:
+	str r0, [r5, 0xC]
+	strh r0, [r5, 0x8]
+_080049AC:
+	ldr r0, _080049C4
+	ldr r2, [r0, 0xC]
+	adds r3, r0, 0
+	cmp r2, 0x1
+	bne _080049C8
+	ldrh r0, [r3, 0x8]
+	movs r1, 0xF0
+	ands r1, r0
+	ldrh r0, [r3, 0x2]
+	orrs r1, r0
+	strh r1, [r3, 0x4]
+	b _080049E0
+	.align 2, 0
+_080049C4: .4byte gUnknown_2025648
+_080049C8:
+	cmp r2, 0x30
+	bne _080049DC
+	movs r0, 0x2B
+	str r0, [r3, 0xC]
+	ldrh r1, [r3, 0x8]
+	movs r0, 0xF0
+	ands r0, r1
+	ldrh r1, [r3, 0x2]
+	orrs r0, r1
+	b _080049DE
+_080049DC:
+	movs r0, 0
+_080049DE:
+	strh r0, [r3, 0x4]
+_080049E0:
+	movs r0, 0
+	strh r0, [r3, 0x6]
+	ldrh r1, [r3]
+	movs r5, 0x2
+	adds r0, r5, 0
+	ands r0, r1
+	lsls r0, 16
+	lsrs r2, r0, 16
+	cmp r2, 0
+	beq _08004A0C
+	ldr r0, _08004A08
+	ldrh r2, [r0]
+	movs r4, 0
+	ldrsh r1, [r0, r4]
+	adds r4, r0, 0
+	cmp r1, 0x63
+	bgt _08004A20
+	adds r0, r2, 0x1
+	strh r0, [r4]
+	b _08004A20
+	.align 2, 0
+_08004A08: .4byte gUnknown_2025668
+_08004A0C:
+	ldr r1, _08004A44
+	ldrh r0, [r1]
+	subs r0, 0x2
+	lsls r0, 16
+	lsrs r0, 16
+	adds r4, r1, 0
+	cmp r0, 0x9
+	bhi _08004A1E
+	strh r5, [r3, 0x6]
+_08004A1E:
+	strh r2, [r4]
+_08004A20:
+	ldrh r1, [r3]
+	movs r5, 0x80
+	lsls r5, 1
+	adds r0, r5, 0
+	ands r0, r1
+	lsls r0, 16
+	lsrs r2, r0, 16
+	cmp r2, 0
+	beq _08004A48
+	ldrh r1, [r4, 0x2]
+	movs r6, 0x2
+	ldrsh r0, [r4, r6]
+	cmp r0, 0x63
+	bgt _08004A5E
+	adds r0, r1, 0x1
+	strh r0, [r4, 0x2]
+	b _08004A5E
+	.align 2, 0
+_08004A44: .4byte gUnknown_2025668
+_08004A48:
+	ldrh r0, [r4, 0x2]
+	subs r0, 0x2
+	lsls r0, 16
+	lsrs r0, 16
+	cmp r0, 0x9
+	bhi _08004A5C
+	ldrh r1, [r3, 0x6]
+	adds r0, r5, 0
+	orrs r0, r1
+	strh r0, [r3, 0x6]
+_08004A5C:
+	strh r2, [r4, 0x2]
+_08004A5E:
+	ldr r2, _08004A94
+	ldrh r0, [r2]
+	ldrh r1, [r3]
+	orrs r0, r1
+	strh r0, [r2]
+	ldrh r0, [r2, 0x2]
+	ldrh r1, [r3, 0x2]
+	orrs r0, r1
+	strh r0, [r2, 0x2]
+	ldrh r0, [r2, 0x4]
+	ldrh r1, [r3, 0x4]
+	orrs r0, r1
+	strh r0, [r2, 0x4]
+	ldrh r0, [r2, 0x6]
+	ldrh r1, [r3, 0x6]
+	orrs r0, r1
+	strh r0, [r2, 0x6]
+	ldr r2, _08004A98
+	ldrh r0, [r3]
+	ldr r1, _08004A9C
+	orrs r0, r1
+	ldr r1, [r2]
+	muls r0, r1
+	str r0, [r2]
+	pop {r4-r6}
+	pop {r0}
+	bx r0
+	.align 2, 0
+_08004A94: .4byte gUnknown_2025638
+_08004A98: .4byte gUnknown_202562C
+_08004A9C: .4byte 0x054a1c41
+	thumb_func_end UpdateInput
+
+	.align 2, 0 @ Don't pad with nop.