Merge pull request #132 from TwitchPlaysPokemon/master

decompile metatile_behavior.c

3 files changed, 1066 insertions, 2346 deletions

diff --git a/asm/metatile_behavior.s b/asm/metatile_behavior.s
deleted file mode 100644
index f81e3c0d4..000000000
--- a/asm/metatile_behavior.s
+++ /dev/null
@@ -1,2345 +0,0 @@
-	.include "constants/gba_constants.inc"
-	.include "constants/species_constants.inc"
-	.include "asm/macros.inc"
-
-	.syntax unified
-
-	.text
-
-	thumb_func_start sub_8056D9C
-sub_8056D9C: @ 8056D9C
-	movs r0, 0x1
-	bx lr
-	thumb_func_end sub_8056D9C
-
-	thumb_func_start sub_8056DA0
-sub_8056DA0: @ 8056DA0
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	ldr r1, _08056DB8 @ =gUnknown_08308E2C
-	adds r0, r1
-	ldrb r1, [r0]
-	movs r0, 0x1
-	ands r0, r1
-	cmp r0, 0
-	bne _08056DBC
-	movs r0, 0
-	b _08056DBE
-	.align 2, 0
-_08056DB8: .4byte gUnknown_08308E2C
-_08056DBC:
-	movs r0, 0x1
-_08056DBE:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8056DA0
-
-	thumb_func_start MetatileBehavior_IsJumpEast
-MetatileBehavior_IsJumpEast: @ 8056DC4
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x38
-	beq _08056DD2
-	movs r0, 0
-	b _08056DD4
-_08056DD2:
-	movs r0, 0x1
-_08056DD4:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsJumpEast
-
-	thumb_func_start MetatileBehavior_IsJumpWest
-MetatileBehavior_IsJumpWest: @ 8056DD8
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x39
-	beq _08056DE6
-	movs r0, 0
-	b _08056DE8
-_08056DE6:
-	movs r0, 0x1
-_08056DE8:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsJumpWest
-
-	thumb_func_start MetatileBehavior_IsJumpNorth
-MetatileBehavior_IsJumpNorth: @ 8056DEC
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x3A
-	beq _08056DFA
-	movs r0, 0
-	b _08056DFC
-_08056DFA:
-	movs r0, 0x1
-_08056DFC:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsJumpNorth
-
-	thumb_func_start MetatileBehavior_IsJumpSouth
-MetatileBehavior_IsJumpSouth: @ 8056E00
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x3B
-	beq _08056E0E
-	movs r0, 0
-	b _08056E10
-_08056E0E:
-	movs r0, 0x1
-_08056E10:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsJumpSouth
-
-	thumb_func_start sub_8056E14
-sub_8056E14: @ 8056E14
-	push {lr}
-	lsls r0, 24
-	movs r1, 0xFE
-	lsls r1, 24
-	adds r0, r1
-	lsrs r0, 24
-	cmp r0, 0x1
-	bls _08056E28
-	movs r0, 0
-	b _08056E2A
-_08056E28:
-	movs r0, 0x1
-_08056E2A:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8056E14
-
-	thumb_func_start MetatileBehavior_IsSandOrDeepSand
-MetatileBehavior_IsSandOrDeepSand: @ 8056E30
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x21
-	beq _08056E3E
-	cmp r0, 0x6
-	bne _08056E42
-_08056E3E:
-	movs r0, 0x1
-	b _08056E44
-_08056E42:
-	movs r0, 0
-_08056E44:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsSandOrDeepSand
-
-	thumb_func_start MetatileBehavior_IsDeepSand
-MetatileBehavior_IsDeepSand: @ 8056E48
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x6
-	beq _08056E56
-	movs r0, 0
-	b _08056E58
-_08056E56:
-	movs r0, 0x1
-_08056E58:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsDeepSand
-
-	thumb_func_start MetatileBehavior_IsReflective
-MetatileBehavior_IsReflective: @ 8056E5C
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x10
-	beq _08056E7A
-	cmp r0, 0x16
-	beq _08056E7A
-	cmp r0, 0x1A
-	beq _08056E7A
-	cmp r0, 0x20
-	beq _08056E7A
-	cmp r0, 0x14
-	beq _08056E7A
-	cmp r0, 0x2B
-	bne _08056E7E
-_08056E7A:
-	movs r0, 0x1
-	b _08056E80
-_08056E7E:
-	movs r0, 0
-_08056E80:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsReflective
-
-	thumb_func_start MetatileBehavior_IsIce
-MetatileBehavior_IsIce: @ 8056E84
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x20
-	beq _08056E92
-	movs r0, 0
-	b _08056E94
-_08056E92:
-	movs r0, 0x1
-_08056E94:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsIce
-
-	thumb_func_start is_tile_x69_2_warp_door
-is_tile_x69_2_warp_door: @ 8056E98
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x69
-	beq _08056EA6
-	movs r0, 0
-	b _08056EA8
-_08056EA6:
-	movs r0, 0x1
-_08056EA8:
-	pop {r1}
-	bx r1
-	thumb_func_end is_tile_x69_2_warp_door
-
-	thumb_func_start MetatileBehavior_IsDoor
-MetatileBehavior_IsDoor: @ 8056EAC
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x8D
-	beq _08056EBA
-	cmp r0, 0x69
-	bne _08056EBE
-_08056EBA:
-	movs r0, 0x1
-	b _08056EC0
-_08056EBE:
-	movs r0, 0
-_08056EC0:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsDoor
-
-	thumb_func_start MetatileBehavior_IsEscalator
-MetatileBehavior_IsEscalator: @ 8056EC4
-	push {lr}
-	lsls r0, 24
-	movs r1, 0x96
-	lsls r1, 24
-	adds r0, r1
-	lsrs r0, 24
-	cmp r0, 0x1
-	bls _08056ED8
-	movs r0, 0
-	b _08056EDA
-_08056ED8:
-	movs r0, 0x1
-_08056EDA:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsEscalator
-
-	thumb_func_start unref_sub_8056EE0
-unref_sub_8056EE0: @ 8056EE0
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x4
-	beq _08056EEE
-	movs r0, 0
-	b _08056EF0
-_08056EEE:
-	movs r0, 0x1
-_08056EF0:
-	pop {r1}
-	bx r1
-	thumb_func_end unref_sub_8056EE0
-
-	thumb_func_start MetatileBehavior_IsLadder
-MetatileBehavior_IsLadder: @ 8056EF4
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x61
-	beq _08056F02
-	movs r0, 0
-	b _08056F04
-_08056F02:
-	movs r0, 0x1
-_08056F04:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsLadder
-
-	thumb_func_start sub_8056F08
-sub_8056F08: @ 8056F08
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x60
-	beq _08056F1A
-	cmp r0, 0x6C
-	beq _08056F1A
-	cmp r0, 0x6E
-	bne _08056F1E
-_08056F1A:
-	movs r0, 0x1
-	b _08056F20
-_08056F1E:
-	movs r0, 0
-_08056F20:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8056F08
-
-	thumb_func_start sub_8056F24
-sub_8056F24: @ 8056F24
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x6E
-	beq _08056F32
-	movs r0, 0
-	b _08056F34
-_08056F32:
-	movs r0, 0x1
-_08056F34:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8056F24
-
-	thumb_func_start MetatileBehavior_IsSurfableWaterOrUnderwater
-MetatileBehavior_IsSurfableWaterOrUnderwater: @ 8056F38
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	ldr r1, _08056F50 @ =gUnknown_08308E2C
-	adds r0, r1
-	ldrb r1, [r0]
-	movs r0, 0x2
-	ands r0, r1
-	cmp r0, 0
-	bne _08056F54
-	movs r0, 0
-	b _08056F56
-	.align 2, 0
-_08056F50: .4byte gUnknown_08308E2C
-_08056F54:
-	movs r0, 0x1
-_08056F56:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsSurfableWaterOrUnderwater
-
-	thumb_func_start MetatileBehavior_IsEastArrowWarp
-MetatileBehavior_IsEastArrowWarp: @ 8056F5C
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x62
-	beq _08056F6A
-	movs r0, 0
-	b _08056F6C
-_08056F6A:
-	movs r0, 0x1
-_08056F6C:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsEastArrowWarp
-
-	thumb_func_start MetatileBehavior_IsWestArrowWarp
-MetatileBehavior_IsWestArrowWarp: @ 8056F70
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x63
-	beq _08056F7E
-	movs r0, 0
-	b _08056F80
-_08056F7E:
-	movs r0, 0x1
-_08056F80:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsWestArrowWarp
-
-	thumb_func_start MetatileBehavior_IsNorthArrowWarp
-MetatileBehavior_IsNorthArrowWarp: @ 8056F84
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x64
-	beq _08056F92
-	cmp r0, 0x1B
-	bne _08056F96
-_08056F92:
-	movs r0, 0x1
-	b _08056F98
-_08056F96:
-	movs r0, 0
-_08056F98:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsNorthArrowWarp
-
-	thumb_func_start MetatileBehavior_IsSouthArrowWarp
-MetatileBehavior_IsSouthArrowWarp: @ 8056F9C
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x65
-	beq _08056FAE
-	cmp r0, 0x6D
-	beq _08056FAE
-	cmp r0, 0x1C
-	bne _08056FB2
-_08056FAE:
-	movs r0, 0x1
-	b _08056FB4
-_08056FB2:
-	movs r0, 0
-_08056FB4:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsSouthArrowWarp
-
-	thumb_func_start unref_sub_8056FB8
-unref_sub_8056FB8: @ 8056FB8
-	push {r4,r5,lr}
-	lsls r0, 24
-	lsrs r4, r0, 24
-	movs r5, 0
-	adds r0, r4, 0
-	bl MetatileBehavior_IsEastArrowWarp
-	lsls r0, 24
-	cmp r0, 0
-	bne _08056FF0
-	adds r0, r4, 0
-	bl MetatileBehavior_IsWestArrowWarp
-	lsls r0, 24
-	cmp r0, 0
-	bne _08056FF0
-	adds r0, r4, 0
-	bl MetatileBehavior_IsNorthArrowWarp
-	lsls r0, 24
-	cmp r0, 0
-	bne _08056FF0
-	adds r0, r4, 0
-	bl MetatileBehavior_IsSouthArrowWarp
-	lsls r0, 24
-	cmp r0, 0
-	beq _08056FF2
-_08056FF0:
-	movs r5, 0x1
-_08056FF2:
-	adds r0, r5, 0
-	pop {r4,r5}
-	pop {r1}
-	bx r1
-	thumb_func_end unref_sub_8056FB8
-
-	thumb_func_start sub_8056FFC
-sub_8056FFC: @ 8056FFC
-	push {lr}
-	lsls r0, 24
-	lsrs r1, r0, 24
-	movs r2, 0xC0
-	lsls r2, 24
-	adds r0, r2
-	lsrs r0, 24
-	cmp r0, 0x8
-	bls _08057032
-	adds r0, r1, 0
-	subs r0, 0x50
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x3
-	bls _08057032
-	cmp r1, 0xD0
-	beq _08057032
-	cmp r1, 0xD2
-	beq _08057032
-	cmp r1, 0x13
-	beq _08057032
-	cmp r1, 0x20
-	beq _08057032
-	cmp r1, 0xBB
-	beq _08057032
-	cmp r1, 0xBC
-	bne _08057036
-_08057032:
-	movs r0, 0x1
-	b _08057038
-_08057036:
-	movs r0, 0
-_08057038:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8056FFC
-
-	thumb_func_start MetatileBehavior_IsIce_2
-MetatileBehavior_IsIce_2: @ 805703C
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x20
-	beq _0805704A
-	movs r0, 0
-	b _0805704C
-_0805704A:
-	movs r0, 0x1
-_0805704C:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsIce_2
-
-	thumb_func_start MetatileBehavior_IsTrickHouseSlipperyFloor
-MetatileBehavior_IsTrickHouseSlipperyFloor: @ 8057050
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x48
-	beq _0805705E
-	movs r0, 0
-	b _08057060
-_0805705E:
-	movs r0, 0x1
-_08057060:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsTrickHouseSlipperyFloor
-
-	thumb_func_start MetatileBehavior_0x05
-MetatileBehavior_0x05: @ 8057064
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x5
-	beq _08057072
-	movs r0, 0
-	b _08057074
-_08057072:
-	movs r0, 0x1
-_08057074:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_0x05
-
-	thumb_func_start MetatileBehavior_IsWalkNorth
-MetatileBehavior_IsWalkNorth: @ 8057078
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x42
-	beq _08057086
-	movs r0, 0
-	b _08057088
-_08057086:
-	movs r0, 0x1
-_08057088:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsWalkNorth
-
-	thumb_func_start MetatileBehavior_IsWalkSouth
-MetatileBehavior_IsWalkSouth: @ 805708C
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x43
-	beq _0805709A
-	movs r0, 0
-	b _0805709C
-_0805709A:
-	movs r0, 0x1
-_0805709C:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsWalkSouth
-
-	thumb_func_start MetatileBehavior_IsWalkWest
-MetatileBehavior_IsWalkWest: @ 80570A0
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x41
-	beq _080570AE
-	movs r0, 0
-	b _080570B0
-_080570AE:
-	movs r0, 0x1
-_080570B0:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsWalkWest
-
-	thumb_func_start MetatileBehavior_IsWalkEast
-MetatileBehavior_IsWalkEast: @ 80570B4
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x40
-	beq _080570C2
-	movs r0, 0
-	b _080570C4
-_080570C2:
-	movs r0, 0x1
-_080570C4:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsWalkEast
-
-	thumb_func_start MetatileBehavior_IsNorthwardCurrent
-MetatileBehavior_IsNorthwardCurrent: @ 80570C8
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x52
-	beq _080570D6
-	movs r0, 0
-	b _080570D8
-_080570D6:
-	movs r0, 0x1
-_080570D8:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsNorthwardCurrent
-
-	thumb_func_start MetatileBehavior_IsSouthwardCurrent
-MetatileBehavior_IsSouthwardCurrent: @ 80570DC
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x53
-	beq _080570EA
-	movs r0, 0
-	b _080570EC
-_080570EA:
-	movs r0, 0x1
-_080570EC:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsSouthwardCurrent
-
-	thumb_func_start MetatileBehavior_IsWestwardCurrent
-MetatileBehavior_IsWestwardCurrent: @ 80570F0
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x51
-	beq _080570FE
-	movs r0, 0
-	b _08057100
-_080570FE:
-	movs r0, 0x1
-_08057100:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsWestwardCurrent
-
-	thumb_func_start MetatileBehavior_IsEastwardCurrent
-MetatileBehavior_IsEastwardCurrent: @ 8057104
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x50
-	beq _08057112
-	movs r0, 0
-	b _08057114
-_08057112:
-	movs r0, 0x1
-_08057114:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsEastwardCurrent
-
-	thumb_func_start MetatileBehavior_IsSlideNorth
-MetatileBehavior_IsSlideNorth: @ 8057118
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x46
-	beq _08057126
-	movs r0, 0
-	b _08057128
-_08057126:
-	movs r0, 0x1
-_08057128:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsSlideNorth
-
-	thumb_func_start MetatileBehavior_IsSlideSouth
-MetatileBehavior_IsSlideSouth: @ 805712C
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x47
-	beq _0805713A
-	movs r0, 0
-	b _0805713C
-_0805713A:
-	movs r0, 0x1
-_0805713C:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsSlideSouth
-
-	thumb_func_start MetatileBehavior_IsSlideWest
-MetatileBehavior_IsSlideWest: @ 8057140
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x45
-	beq _0805714E
-	movs r0, 0
-	b _08057150
-_0805714E:
-	movs r0, 0x1
-_08057150:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsSlideWest
-
-	thumb_func_start MetatileBehavior_IsSlideEast
-MetatileBehavior_IsSlideEast: @ 8057154
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x44
-	beq _08057162
-	movs r0, 0
-	b _08057164
-_08057162:
-	movs r0, 0x1
-_08057164:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsSlideEast
-
-	thumb_func_start MetatileBehavior_IsCounter
-MetatileBehavior_IsCounter: @ 8057168
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x80
-	beq _08057176
-	movs r0, 0
-	b _08057178
-_08057176:
-	movs r0, 0x1
-_08057178:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsCounter
-
-	thumb_func_start MetatileBehavior_IsPlayerFacingTVScreen
-MetatileBehavior_IsPlayerFacingTVScreen: @ 805717C
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	lsls r1, 24
-	lsrs r1, 24
-	cmp r1, 0x2
-	bne _0805718E
-	cmp r0, 0x86
-	beq _08057192
-_0805718E:
-	movs r0, 0
-	b _08057194
-_08057192:
-	movs r0, 0x1
-_08057194:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsPlayerFacingTVScreen
-
-	thumb_func_start MetatileBehavior_IsPC
-MetatileBehavior_IsPC: @ 8057198
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x83
-	beq _080571A6
-	movs r0, 0
-	b _080571A8
-_080571A6:
-	movs r0, 0x1
-_080571A8:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsPC
-
-	thumb_func_start is_tile_x84
-is_tile_x84: @ 80571AC
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x84
-	beq _080571BA
-	movs r0, 0
-	b _080571BC
-_080571BA:
-	movs r0, 0x1
-_080571BC:
-	pop {r1}
-	bx r1
-	thumb_func_end is_tile_x84
-
-	thumb_func_start sub_80571C0
-sub_80571C0: @ 80571C0
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x91
-	beq _080571E2
-	cmp r0, 0x93
-	beq _080571E2
-	cmp r0, 0x95
-	beq _080571E2
-	cmp r0, 0x97
-	beq _080571E2
-	cmp r0, 0x99
-	beq _080571E2
-	cmp r0, 0x9B
-	beq _080571E2
-	cmp r0, 0x9D
-	bne _080571E6
-_080571E2:
-	movs r0, 0x1
-	b _080571E8
-_080571E6:
-	movs r0, 0
-_080571E8:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_80571C0
-
-	thumb_func_start sub_80571EC
-sub_80571EC: @ 80571EC
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x90
-	beq _08057202
-	cmp r0, 0x92
-	beq _08057202
-	cmp r0, 0x94
-	beq _08057202
-	cmp r0, 0x9A
-	bne _08057206
-_08057202:
-	movs r0, 0x1
-	b _08057208
-_08057206:
-	movs r0, 0
-_08057208:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_80571EC
-
-	thumb_func_start sub_805720C
-sub_805720C: @ 805720C
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x96
-	beq _0805721A
-	cmp r0, 0x9C
-	bne _0805721E
-_0805721A:
-	movs r0, 0x1
-	b _08057220
-_0805721E:
-	movs r0, 0
-_08057220:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_805720C
-
-	thumb_func_start is_tile_x98
-is_tile_x98: @ 8057224
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x98
-	beq _08057232
-	movs r0, 0
-	b _08057234
-_08057232:
-	movs r0, 0x1
-_08057234:
-	pop {r1}
-	bx r1
-	thumb_func_end is_tile_x98
-
-	thumb_func_start sub_8057238
-sub_8057238: @ 8057238
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xB0
-	beq _08057246
-	movs r0, 0
-	b _08057248
-_08057246:
-	movs r0, 0x1
-_08057248:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8057238
-
-	thumb_func_start sub_805724C
-sub_805724C: @ 805724C
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xB1
-	beq _0805725A
-	movs r0, 0
-	b _0805725C
-_0805725A:
-	movs r0, 0x1
-_0805725C:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_805724C
-
-	thumb_func_start unref_sub_8057260
-unref_sub_8057260: @ 8057260
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xB2
-	beq _0805726E
-	movs r0, 0
-	b _08057270
-_0805726E:
-	movs r0, 0x1
-_08057270:
-	pop {r1}
-	bx r1
-	thumb_func_end unref_sub_8057260
-
-	thumb_func_start sub_8057274
-sub_8057274: @ 8057274
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xB3
-	beq _08057282
-	movs r0, 0
-	b _08057284
-_08057282:
-	movs r0, 0x1
-_08057284:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8057274
-
-	thumb_func_start sub_8057288
-sub_8057288: @ 8057288
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xB9
-	beq _08057296
-	movs r0, 0
-	b _08057298
-_08057296:
-	movs r0, 0x1
-_08057298:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8057288
-
-	thumb_func_start sub_805729C
-sub_805729C: @ 805729C
-	push {lr}
-	lsls r0, 24
-	cmp r0, 0
-	beq _080572A8
-	movs r0, 0
-	b _080572AA
-_080572A8:
-	movs r0, 0x1
-_080572AA:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_805729C
-
-	thumb_func_start sub_80572B0
-sub_80572B0: @ 80572B0
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xB7
-	beq _080572BE
-	movs r0, 0
-	b _080572C0
-_080572BE:
-	movs r0, 0x1
-_080572C0:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_80572B0
-
-	thumb_func_start unref_sub_80572C4
-unref_sub_80572C4: @ 80572C4
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xB2
-	beq _080572D2
-	movs r0, 0
-	b _080572D4
-_080572D2:
-	movs r0, 0x1
-_080572D4:
-	pop {r1}
-	bx r1
-	thumb_func_end unref_sub_80572C4
-
-	thumb_func_start sub_80572D8
-sub_80572D8: @ 80572D8
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xB5
-	beq _080572E6
-	movs r0, 0
-	b _080572E8
-_080572E6:
-	movs r0, 0x1
-_080572E8:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_80572D8
-
-	thumb_func_start sub_80572EC
-sub_80572EC: @ 80572EC
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xC3
-	beq _080572FA
-	movs r0, 0
-	b _080572FC
-_080572FA:
-	movs r0, 0x1
-_080572FC:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_80572EC
-
-	thumb_func_start sub_8057300
-sub_8057300: @ 8057300
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xC2
-	beq _0805730E
-	movs r0, 0
-	b _08057310
-_0805730E:
-	movs r0, 0x1
-_08057310:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8057300
-
-	thumb_func_start sub_8057314
-sub_8057314: @ 8057314
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xB8
-	beq _08057322
-	movs r0, 0
-	b _08057324
-_08057322:
-	movs r0, 0x1
-_08057324:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8057314
-
-	thumb_func_start sub_8057328
-sub_8057328: @ 8057328
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xBE
-	beq _08057336
-	movs r0, 0
-	b _08057338
-_08057336:
-	movs r0, 0x1
-_08057338:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8057328
-
-	thumb_func_start sub_805733C
-sub_805733C: @ 805733C
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xBD
-	beq _0805734A
-	movs r0, 0
-	b _0805734C
-_0805734A:
-	movs r0, 0x1
-_0805734C:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_805733C
-
-	thumb_func_start sub_8057350
-sub_8057350: @ 8057350
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xBA
-	beq _0805735E
-	movs r0, 0
-	b _08057360
-_0805735E:
-	movs r0, 0x1
-_08057360:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8057350
-
-	thumb_func_start sub_8057364
-sub_8057364: @ 8057364
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xBF
-	beq _08057372
-	movs r0, 0
-	b _08057374
-_08057372:
-	movs r0, 0x1
-_08057374:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8057364
-
-	thumb_func_start sub_8057378
-sub_8057378: @ 8057378
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xC4
-	beq _08057386
-	movs r0, 0
-	b _08057388
-_08057386:
-	movs r0, 0x1
-_08057388:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8057378
-
-	thumb_func_start sub_805738C
-sub_805738C: @ 805738C
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xC5
-	beq _0805739A
-	movs r0, 0
-	b _0805739C
-_0805739A:
-	movs r0, 0x1
-_0805739C:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_805738C
-
-	thumb_func_start MetatileBehavior_HasRipples
-MetatileBehavior_HasRipples: @ 80573A0
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x10
-	beq _080573B2
-	cmp r0, 0x16
-	beq _080573B2
-	cmp r0, 0x14
-	bne _080573B6
-_080573B2:
-	movs r0, 0x1
-	b _080573B8
-_080573B6:
-	movs r0, 0
-_080573B8:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_HasRipples
-
-	thumb_func_start MetatileBehavior_IsPuddle
-MetatileBehavior_IsPuddle: @ 80573BC
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x16
-	beq _080573CA
-	movs r0, 0
-	b _080573CC
-_080573CA:
-	movs r0, 0x1
-_080573CC:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsPuddle
-
-	thumb_func_start MetatileBehavior_IsTallGrass
-MetatileBehavior_IsTallGrass: @ 80573D0
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x2
-	beq _080573DE
-	movs r0, 0
-	b _080573E0
-_080573DE:
-	movs r0, 0x1
-_080573E0:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsTallGrass
-
-	thumb_func_start MetatileBehavior_IsLongGrass
-MetatileBehavior_IsLongGrass: @ 80573E4
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x3
-	beq _080573F2
-	movs r0, 0
-	b _080573F4
-_080573F2:
-	movs r0, 0x1
-_080573F4:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsLongGrass
-
-	thumb_func_start MetatileBehavior_IsBerryTreeSoil
-MetatileBehavior_IsBerryTreeSoil: @ 80573F8
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xA0
-	beq _08057406
-	movs r0, 0
-	b _08057408
-_08057406:
-	movs r0, 0x1
-_08057408:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsBerryTreeSoil
-
-	thumb_func_start MetatileBehavior_IsAsh
-MetatileBehavior_IsAsh: @ 805740C
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x24
-	beq _0805741A
-	movs r0, 0
-	b _0805741C
-_0805741A:
-	movs r0, 0x1
-_0805741C:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsAsh
-
-	thumb_func_start MetatileBehavior_IsUnusedFootprintMetatile
-MetatileBehavior_IsUnusedFootprintMetatile: @ 8057420
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x25
-	beq _0805742E
-	movs r0, 0
-	b _08057430
-_0805742E:
-	movs r0, 0x1
-_08057430:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsUnusedFootprintMetatile
-
-	thumb_func_start MetatileBehavior_IsBridge
-MetatileBehavior_IsBridge: @ 8057434
-	push {lr}
-	lsls r0, 24
-	movs r1, 0x90
-	lsls r1, 24
-	adds r0, r1
-	lsrs r0, 24
-	cmp r0, 0x3
-	bls _08057448
-	movs r0, 0
-	b _0805744A
-_08057448:
-	movs r0, 0x1
-_0805744A:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsBridge
-
-	thumb_func_start sub_8057450
-sub_8057450: @ 8057450
-	push {lr}
-	lsls r0, 24
-	movs r1, 0x90
-	lsls r1, 24
-	adds r0, r1
-	lsrs r0, 24
-	cmp r0, 0x3
-	bls _08057462
-	movs r0, 0
-_08057462:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8057450
-
-	thumb_func_start MetatileBehavior_IsLandWildEncounter
-MetatileBehavior_IsLandWildEncounter: @ 8057468
-	push {r4,lr}
-	lsls r0, 24
-	lsrs r4, r0, 24
-	adds r0, r4, 0
-	bl MetatileBehavior_IsSurfableWaterOrUnderwater
-	lsls r0, 24
-	cmp r0, 0
-	bne _0805748C
-	adds r0, r4, 0
-	bl sub_8056DA0
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x1
-	bne _0805748C
-	movs r0, 0x1
-	b _0805748E
-_0805748C:
-	movs r0, 0
-_0805748E:
-	pop {r4}
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsLandWildEncounter
-
-	thumb_func_start MetatileBehavior_IsWaterWildEncounter
-MetatileBehavior_IsWaterWildEncounter: @ 8057494
-	push {r4,lr}
-	lsls r0, 24
-	lsrs r4, r0, 24
-	adds r0, r4, 0
-	bl MetatileBehavior_IsSurfableWaterOrUnderwater
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x1
-	bne _080574BA
-	adds r0, r4, 0
-	bl sub_8056DA0
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x1
-	bne _080574BA
-	movs r0, 0x1
-	b _080574BC
-_080574BA:
-	movs r0, 0
-_080574BC:
-	pop {r4}
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsWaterWildEncounter
-
-	thumb_func_start sub_80574C4
-sub_80574C4: @ 80574C4
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xB
-	beq _080574D2
-	movs r0, 0
-	b _080574D4
-_080574D2:
-	movs r0, 0x1
-_080574D4:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_80574C4
-
-	thumb_func_start sub_80574D8
-sub_80574D8: @ 80574D8
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xC
-	beq _080574E6
-	movs r0, 0
-	b _080574E8
-_080574E6:
-	movs r0, 0x1
-_080574E8:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_80574D8
-
-	thumb_func_start sub_80574EC
-sub_80574EC: @ 80574EC
-	push {lr}
-	lsls r0, 24
-	lsrs r1, r0, 24
-	movs r2, 0xEF
-	lsls r2, 24
-	adds r0, r2
-	lsrs r0, 24
-	cmp r0, 0x1
-	bls _08057502
-	cmp r1, 0x14
-	bne _08057506
-_08057502:
-	movs r0, 0x1
-	b _08057508
-_08057506:
-	movs r0, 0
-_08057508:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_80574EC
-
-	thumb_func_start sub_805750C
-sub_805750C: @ 805750C
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x19
-	beq _0805751A
-	cmp r0, 0x2A
-	bne _0805751E
-_0805751A:
-	movs r0, 0x1
-	b _08057520
-_0805751E:
-	movs r0, 0
-_08057520:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_805750C
-
-	thumb_func_start MetatileBehavior_IsShallowFlowingWater
-MetatileBehavior_IsShallowFlowingWater: @ 8057524
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x17
-	beq _08057536
-	cmp r0, 0x1B
-	beq _08057536
-	cmp r0, 0x1C
-	bne _0805753A
-_08057536:
-	movs r0, 0x1
-	b _0805753C
-_0805753A:
-	movs r0, 0
-_0805753C:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsShallowFlowingWater
-
-	thumb_func_start sub_8057540
-sub_8057540: @ 8057540
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x26
-	beq _0805754E
-	movs r0, 0
-	b _08057550
-_0805754E:
-	movs r0, 0x1
-_08057550:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8057540
-
-	thumb_func_start sub_8057554
-sub_8057554: @ 8057554
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x27
-	beq _08057562
-	movs r0, 0
-	b _08057564
-_08057562:
-	movs r0, 0x1
-_08057564:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8057554
-
-	thumb_func_start sub_8057568
-sub_8057568: @ 8057568
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x15
-	beq _0805757A
-	cmp r0, 0x11
-	beq _0805757A
-	cmp r0, 0x12
-	bne _0805757E
-_0805757A:
-	movs r0, 0x1
-	b _08057580
-_0805757E:
-	movs r0, 0
-_08057580:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8057568
-
-	thumb_func_start unref_sub_8057584
-unref_sub_8057584: @ 8057584
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x18
-	beq _08057592
-	cmp r0, 0x1A
-	bne _08057596
-_08057592:
-	movs r0, 0x1
-	b _08057598
-_08057596:
-	movs r0, 0
-_08057598:
-	pop {r1}
-	bx r1
-	thumb_func_end unref_sub_8057584
-
-	thumb_func_start sub_805759C
-sub_805759C: @ 805759C
-	push {r4,lr}
-	lsls r0, 24
-	lsrs r4, r0, 24
-	adds r0, r4, 0
-	bl MetatileBehavior_IsSurfableWaterOrUnderwater
-	lsls r0, 24
-	cmp r0, 0
-	beq _080575BE
-	adds r0, r4, 0
-	bl MetatileBehavior_IsWaterfall
-	lsls r0, 24
-	cmp r0, 0
-	bne _080575BE
-	movs r0, 0x1
-	b _080575C0
-_080575BE:
-	movs r0, 0
-_080575C0:
-	pop {r4}
-	pop {r1}
-	bx r1
-	thumb_func_end sub_805759C
-
-	thumb_func_start MetatileBehavior_IsEastBlocked
-MetatileBehavior_IsEastBlocked: @ 80575C8
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x30
-	beq _080575E2
-	cmp r0, 0x34
-	beq _080575E2
-	cmp r0, 0x36
-	beq _080575E2
-	cmp r0, 0xC1
-	beq _080575E2
-	cmp r0, 0xBE
-	bne _080575E6
-_080575E2:
-	movs r0, 0x1
-	b _080575E8
-_080575E6:
-	movs r0, 0
-_080575E8:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsEastBlocked
-
-	thumb_func_start MetatileBehavior_IsWestBlocked
-MetatileBehavior_IsWestBlocked: @ 80575EC
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x31
-	beq _08057606
-	cmp r0, 0x35
-	beq _08057606
-	cmp r0, 0x37
-	beq _08057606
-	cmp r0, 0xC1
-	beq _08057606
-	cmp r0, 0xBE
-	bne _0805760A
-_08057606:
-	movs r0, 0x1
-	b _0805760C
-_0805760A:
-	movs r0, 0
-_0805760C:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsWestBlocked
-
-	thumb_func_start MetatileBehavior_IsNorthBlocked
-MetatileBehavior_IsNorthBlocked: @ 8057610
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x32
-	beq _08057626
-	cmp r0, 0x34
-	beq _08057626
-	cmp r0, 0x35
-	beq _08057626
-	cmp r0, 0xC0
-	bne _0805762A
-_08057626:
-	movs r0, 0x1
-	b _0805762C
-_0805762A:
-	movs r0, 0
-_0805762C:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsNorthBlocked
-
-	thumb_func_start MetatileBehavior_IsSouthBlocked
-MetatileBehavior_IsSouthBlocked: @ 8057630
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x33
-	beq _08057646
-	cmp r0, 0x36
-	beq _08057646
-	cmp r0, 0x37
-	beq _08057646
-	cmp r0, 0xC0
-	bne _0805764A
-_08057646:
-	movs r0, 0x1
-	b _0805764C
-_0805764A:
-	movs r0, 0
-_0805764C:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsSouthBlocked
-
-	thumb_func_start MetatileBehavior_IsShortGrass
-MetatileBehavior_IsShortGrass: @ 8057650
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x7
-	beq _0805765E
-	movs r0, 0
-	b _08057660
-_0805765E:
-	movs r0, 0x1
-_08057660:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsShortGrass
-
-	thumb_func_start MetatileBehavior_IsHotSprings
-MetatileBehavior_IsHotSprings: @ 8057664
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x28
-	beq _08057672
-	movs r0, 0
-	b _08057674
-_08057672:
-	movs r0, 0x1
-_08057674:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsHotSprings
-
-	thumb_func_start MetatileBehavior_IsWaterfall
-MetatileBehavior_IsWaterfall: @ 8057678
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x13
-	beq _08057686
-	movs r0, 0
-	b _08057688
-_08057686:
-	movs r0, 0x1
-_08057688:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsWaterfall
-
-	thumb_func_start MetatileBehavior_IsFortreeBridge
-MetatileBehavior_IsFortreeBridge: @ 805768C
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x78
-	beq _0805769A
-	movs r0, 0
-	b _0805769C
-_0805769A:
-	movs r0, 0x1
-_0805769C:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsFortreeBridge
-
-	thumb_func_start sub_80576A0
-sub_80576A0: @ 80576A0
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x74
-	beq _080576AE
-	movs r0, 0
-	b _080576B0
-_080576AE:
-	movs r0, 0x1
-_080576B0:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_80576A0
-
-	thumb_func_start sub_80576B4
-sub_80576B4: @ 80576B4
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x75
-	beq _080576C2
-	movs r0, 0
-	b _080576C4
-_080576C2:
-	movs r0, 0x1
-_080576C4:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_80576B4
-
-	thumb_func_start sub_80576C8
-sub_80576C8: @ 80576C8
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x76
-	beq _080576D6
-	movs r0, 0
-	b _080576D8
-_080576D6:
-	movs r0, 0x1
-_080576D8:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_80576C8
-
-	thumb_func_start sub_80576DC
-sub_80576DC: @ 80576DC
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x77
-	beq _080576EA
-	movs r0, 0
-	b _080576EC
-_080576EA:
-	movs r0, 0x1
-_080576EC:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_80576DC
-
-	thumb_func_start MetatileBehavior_IsPacifidlogLog
-MetatileBehavior_IsPacifidlogLog: @ 80576F0
-	push {lr}
-	lsls r0, 24
-	movs r1, 0x8C
-	lsls r1, 24
-	adds r0, r1
-	lsrs r0, 24
-	cmp r0, 0x3
-	bls _08057704
-	movs r0, 0
-	b _08057706
-_08057704:
-	movs r0, 0x1
-_08057706:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsPacifidlogLog
-
-	thumb_func_start is_tile_x8C
-is_tile_x8C: @ 805770C
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x8C
-	beq _0805771A
-	movs r0, 0
-	b _0805771C
-_0805771A:
-	movs r0, 0x1
-_0805771C:
-	pop {r1}
-	bx r1
-	thumb_func_end is_tile_x8C
-
-	thumb_func_start is_tile_x85
-is_tile_x85: @ 8057720
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x85
-	beq _0805772E
-	movs r0, 0
-	b _08057730
-_0805772E:
-	movs r0, 0x1
-_08057730:
-	pop {r1}
-	bx r1
-	thumb_func_end is_tile_x85
-
-	thumb_func_start is_tile_x8B
-is_tile_x8B: @ 8057734
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x8B
-	beq _08057742
-	movs r0, 0
-	b _08057744
-_08057742:
-	movs r0, 0x1
-_08057744:
-	pop {r1}
-	bx r1
-	thumb_func_end is_tile_x8B
-
-	thumb_func_start is_tile_x8A
-is_tile_x8A: @ 8057748
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x8A
-	beq _08057756
-	movs r0, 0
-	b _08057758
-_08057756:
-	movs r0, 0x1
-_08057758:
-	pop {r1}
-	bx r1
-	thumb_func_end is_tile_x8A
-
-	thumb_func_start is_tile_x87
-is_tile_x87: @ 805775C
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x87
-	beq _0805776A
-	movs r0, 0
-	b _0805776C
-_0805776A:
-	movs r0, 0x1
-_0805776C:
-	pop {r1}
-	bx r1
-	thumb_func_end is_tile_x87
-
-	thumb_func_start MetatileBehavior_0xBB
-MetatileBehavior_0xBB: @ 8057770
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xBB
-	beq _0805777E
-	movs r0, 0
-	b _08057780
-_0805777E:
-	movs r0, 0x1
-_08057780:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_0xBB
-
-	thumb_func_start MetatileBehavior_0xBC
-MetatileBehavior_0xBC: @ 8057784
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xBC
-	beq _08057792
-	movs r0, 0
-	b _08057794
-_08057792:
-	movs r0, 0x1
-_08057794:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_0xBC
-
-	thumb_func_start sub_8057798
-sub_8057798: @ 8057798
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x29
-	beq _080577A6
-	movs r0, 0
-	b _080577A8
-_080577A6:
-	movs r0, 0x1
-_080577A8:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8057798
-
-	thumb_func_start is_role_x68
-is_role_x68: @ 80577AC
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x68
-	beq _080577BA
-	movs r0, 0
-	b _080577BC
-_080577BA:
-	movs r0, 0x1
-_080577BC:
-	pop {r1}
-	bx r1
-	thumb_func_end is_role_x68
-
-	thumb_func_start MetatileBehavior_IsAquaHideoutWarp
-MetatileBehavior_IsAquaHideoutWarp: @ 80577C0
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x67
-	beq _080577CE
-	movs r0, 0
-	b _080577D0
-_080577CE:
-	movs r0, 0x1
-_080577D0:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsAquaHideoutWarp
-
-	thumb_func_start MetatileBehavior_IsSurfableFishableWater
-MetatileBehavior_IsSurfableFishableWater: @ 80577D4
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x10
-	beq _080577F8
-	cmp r0, 0x15
-	beq _080577F8
-	cmp r0, 0x11
-	beq _080577F8
-	cmp r0, 0x12
-	beq _080577F8
-	cmp r0, 0x14
-	beq _080577F8
-	subs r0, 0x50
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x3
-	bhi _080577FC
-_080577F8:
-	movs r0, 0x1
-	b _080577FE
-_080577FC:
-	movs r0, 0
-_080577FE:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsSurfableFishableWater
-
-	thumb_func_start sub_8057804
-sub_8057804: @ 8057804
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xF
-	beq _08057812
-	movs r0, 0
-	b _08057814
-_08057812:
-	movs r0, 0x1
-_08057814:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8057804
-
-	thumb_func_start sub_8057818
-sub_8057818: @ 8057818
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x66
-	beq _08057826
-	movs r0, 0
-	b _08057828
-_08057826:
-	movs r0, 0x1
-_08057828:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8057818
-
-	thumb_func_start sub_805782C
-sub_805782C: @ 805782C
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xD2
-	beq _0805783A
-	movs r0, 0
-	b _0805783C
-_0805783A:
-	movs r0, 0x1
-_0805783C:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_805782C
-
-	thumb_func_start MetatileBehavior_IsMuddySlope
-MetatileBehavior_IsMuddySlope: @ 8057840
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xD0
-	beq _0805784E
-	movs r0, 0
-	b _08057850
-_0805784E:
-	movs r0, 0x1
-_08057850:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsMuddySlope
-
-	thumb_func_start MetatileBehavior_IsBumpySlope
-MetatileBehavior_IsBumpySlope: @ 8057854
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xD1
-	beq _08057862
-	movs r0, 0
-	b _08057864
-_08057862:
-	movs r0, 0x1
-_08057864:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsBumpySlope
-
-	thumb_func_start MetatileBehavior_IsIsolatedVerticalRail
-MetatileBehavior_IsIsolatedVerticalRail: @ 8057868
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xD3
-	beq _08057876
-	movs r0, 0
-	b _08057878
-_08057876:
-	movs r0, 0x1
-_08057878:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsIsolatedVerticalRail
-
-	thumb_func_start MetatileBehavior_IsIsolatedHorizontalRail
-MetatileBehavior_IsIsolatedHorizontalRail: @ 805787C
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xD4
-	beq _0805788A
-	movs r0, 0
-	b _0805788C
-_0805788A:
-	movs r0, 0x1
-_0805788C:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsIsolatedHorizontalRail
-
-	thumb_func_start MetatileBehavior_IsVerticalRail
-MetatileBehavior_IsVerticalRail: @ 8057890
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xD5
-	beq _0805789E
-	movs r0, 0
-	b _080578A0
-_0805789E:
-	movs r0, 0x1
-_080578A0:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsVerticalRail
-
-	thumb_func_start MetatileBehavior_IsHorizontalRail
-MetatileBehavior_IsHorizontalRail: @ 80578A4
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xD6
-	beq _080578B2
-	movs r0, 0
-	b _080578B4
-_080578B2:
-	movs r0, 0x1
-_080578B4:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsHorizontalRail
-
-	thumb_func_start MetatileBehavior_IsSeaweed
-MetatileBehavior_IsSeaweed: @ 80578B8
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x22
-	beq _080578C6
-	cmp r0, 0x2A
-	bne _080578CA
-_080578C6:
-	movs r0, 0x1
-	b _080578CC
-_080578CA:
-	movs r0, 0
-_080578CC:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsSeaweed
-
-	thumb_func_start MetatileBehavior_IsRunningDisallowed
-MetatileBehavior_IsRunningDisallowed: @ 80578D0
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xA
-	beq _080578EC
-	cmp r0, 0x3
-	beq _080578EC
-	cmp r0, 0x28
-	beq _080578EC
-	bl MetatileBehavior_IsPacifidlogLog
-	lsls r0, 24
-	cmp r0, 0
-	beq _080578F0
-_080578EC:
-	movs r0, 0x1
-	b _080578F2
-_080578F0:
-	movs r0, 0
-_080578F2:
-	pop {r1}
-	bx r1
-	thumb_func_end MetatileBehavior_IsRunningDisallowed
-
-	thumb_func_start sub_80578F8
-sub_80578F8: @ 80578F8
-	push {lr}
-	lsls r0, 24
-	lsrs r1, r0, 24
-	movs r2, 0xFE
-	lsls r2, 24
-	adds r0, r2
-	lsrs r0, 24
-	cmp r0, 0x1
-	bls _08057912
-	cmp r1, 0x24
-	beq _08057912
-	cmp r1, 0x9
-	bne _08057916
-_08057912:
-	movs r0, 0x1
-	b _08057918
-_08057916:
-	movs r0, 0
-_08057918:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_80578F8
-
-	thumb_func_start sub_805791C
-sub_805791C: @ 805791C
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x8E
-	beq _0805792A
-	movs r0, 0
-	b _0805792C
-_0805792A:
-	movs r0, 0x1
-_0805792C:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_805791C
-
-	thumb_func_start sub_8057930
-sub_8057930: @ 8057930
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xE0
-	beq _0805793E
-	movs r0, 0
-	b _08057940
-_0805793E:
-	movs r0, 0x1
-_08057940:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8057930
-
-	thumb_func_start sub_8057944
-sub_8057944: @ 8057944
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xE1
-	beq _08057952
-	movs r0, 0
-	b _08057954
-_08057952:
-	movs r0, 0x1
-_08057954:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8057944
-
-	thumb_func_start sub_8057958
-sub_8057958: @ 8057958
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xE2
-	beq _08057966
-	movs r0, 0
-	b _08057968
-_08057966:
-	movs r0, 0x1
-_08057968:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8057958
-
-	thumb_func_start sub_805796C
-sub_805796C: @ 805796C
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xE3
-	beq _0805797A
-	movs r0, 0
-	b _0805797C
-_0805797A:
-	movs r0, 0x1
-_0805797C:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_805796C
-
-	thumb_func_start sub_8057980
-sub_8057980: @ 8057980
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xE4
-	beq _0805798E
-	movs r0, 0
-	b _08057990
-_0805798E:
-	movs r0, 0x1
-_08057990:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8057980
-
-	thumb_func_start sub_8057994
-sub_8057994: @ 8057994
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xE5
-	beq _080579A2
-	movs r0, 0
-	b _080579A4
-_080579A2:
-	movs r0, 0x1
-_080579A4:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8057994
-
-	thumb_func_start sub_80579A8
-sub_80579A8: @ 80579A8
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0xE6
-	beq _080579B6
-	movs r0, 0
-	b _080579B8
-_080579B6:
-	movs r0, 0x1
-_080579B8:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_80579A8
-
-	.align 2, 0 @ Don't pad with nop.
diff --git a/ld_script.txt b/ld_script.txt
index 95e3565fe..37bb46c2a 100644
--- a/ld_script.txt
+++ b/ld_script.txt
@@ -67,7 +67,7 @@ SECTIONS {
         src/new_game.o(.text);
         src/rom4.o(.text);
         src/fieldmap.o(.text);
-        asm/metatile_behavior.o(.text);
+        src/metatile_behavior.o(.text);
         src/field_camera.o(.text);
         src/field_door.o(.text);
         src/field_player_avatar.o(.text);
diff --git a/src/metatile_behavior.c b/src/metatile_behavior.c
new file mode 100644
index 000000000..ee6bad9a8
--- /dev/null
+++ b/src/metatile_behavior.c
@@ -0,0 +1,1065 @@
+#include "global.h"
+
+extern u8 gUnknown_08308E2C[];
+
+bool8 MetatileBehavior_IsWaterfall(u8);
+
+s8 sub_8056D9C(void)
+{
+    return 1;
+}
+
+bool8 sub_8056DA0(u8 var)
+{
+    if((gUnknown_08308E2C[var] & 1) != 0)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsJumpEast(u8 var)
+{
+    if(var == 0x38)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsJumpWest(u8 var)
+{
+    if(var == 0x39)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsJumpNorth(u8 var)
+{
+    if(var == 0x3A)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsJumpSouth(u8 var)
+{
+    if(var == 0x3B)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_8056E14(u8 var)
+{
+    // that's an awfully complicated way to write (var - 2 < 2).
+    if(((var << 24) + 0xFE000000) >> 24 < 2)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsSandOrDeepSand(u8 var)
+{
+    if(var == 0x21 || var == 0x6)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsDeepSand(u8 var)
+{
+    if(var == 0x6)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsReflective(u8 var)
+{
+    if(var == 0x10 || var == 0x16 || var == 0x1A || var == 0x20 || var == 0x14 || var == 0x2B)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsIce(u8 var)
+{
+    if(var == 0x20)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 is_tile_x69_2_warp_door(u8 var)
+{
+    if(var == 0x69)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsDoor(u8 var)
+{
+    if(var == 0x8D || var == 0x69)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsEscalator(u8 var)
+{
+    // same bad practice as above.
+    if(((var << 24) + 0x96000000) >> 24 < 2)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 unref_sub_8056EE0(u8 var)
+{
+    if(var == 0x4)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsLadder(u8 var)
+{
+    if(var == 0x61)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_8056F08(u8 var)
+{
+    if(var == 0x60 || var == 0x6C || var == 0x6E)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_8056F24(u8 var)
+{
+    if(var == 0x6E)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsSurfableWaterOrUnderwater(u8 var)
+{
+    if((gUnknown_08308E2C[var] & 2) != 0)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsEastArrowWarp(u8 var)
+{
+    if(var == 0x62)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsWestArrowWarp(u8 var)
+{
+    if(var == 0x63)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsNorthArrowWarp(u8 var)
+{
+    if(var == 0x64 || var == 0x1B)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsSouthArrowWarp(u8 var)
+{
+    if(var == 0x65 || var == 0x6D || var == 0x1C)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+// unused
+bool8 MetatileBehavior_IsArrowWarp(u8 var)
+{
+    u8 var2 = 0;
+
+    if(MetatileBehavior_IsEastArrowWarp(var)
+        || MetatileBehavior_IsWestArrowWarp(var)
+        || MetatileBehavior_IsNorthArrowWarp(var)
+        || MetatileBehavior_IsSouthArrowWarp(var))
+    {
+        var2 = 1;
+    }
+        return var2;
+}
+
+bool8 sub_8056FFC(u8 var)
+{
+    if((((var << 24) + 0xC0000000) >> 24 < 9) || (u8)(var - 0x50) < 4
+    || var == 0xD0 || var == 0xD2 || var == 0x13 || var == 0x20 || var == 0xBB || var == 0xBC)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsIce_2(u8 var)
+{
+    if(var == 0x20)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsTrickHouseSlipperyFloor(u8 var)
+{
+    if(var == 0x48)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_0x05(u8 var)
+{
+    if(var == 0x5)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsWalkNorth(u8 var)
+{
+    if(var == 0x42)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsWalkSouth(u8 var)
+{
+    if(var == 0x43)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsWalkWest(u8 var)
+{
+    if(var == 0x41)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsWalkEast(u8 var)
+{
+    if(var == 0x40)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsNorthwardCurrent(u8 var)
+{
+    if(var == 0x52)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsSouthwardCurrent(u8 var)
+{
+    if(var == 0x53)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsWestwardCurrent(u8 var)
+{
+    if(var == 0x51)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsEastwardCurrent(u8 var)
+{
+    if(var == 0x50)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsSlideNorth(u8 var)
+{
+    if(var == 0x46)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsSlideSouth(u8 var)
+{
+    if(var == 0x47)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsSlideWest(u8 var)
+{
+    if(var == 0x45)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsSlideEast(u8 var)
+{
+    if(var == 0x44)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsCounter(u8 var)
+{
+    if(var == 0x80)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsPlayerFacingTVScreen(u8 tile, u8 playerDir)
+{
+    if(playerDir != 2) // if the player isn't facing north, forget about it.
+        return FALSE;
+    else if(tile == 0x86) // is the player's north tile a TV?
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsPC(u8 var)
+{
+    if(var == 0x83)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 is_tile_x84(u8 var)
+{
+    if(var == 0x84)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_80571C0(u8 var)
+{
+    if(var == 0x91 || var == 0x93 || var == 0x95 || var == 0x97 
+    || var == 0x99 || var == 0x9B || var == 0x9D)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_80571EC(u8 var)
+{
+    if(var == 0x90 || var == 0x92 || var == 0x94 || var == 0x9A)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_805720C(u8 var)
+{
+    if(var == 0x96 || var == 0x9C)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 is_tile_x98(u8 var)
+{
+    if(var == 0x98)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_8057238(u8 var)
+{
+    if(var == 0xB0)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_805724C(u8 var)
+{
+    if(var == 0xB1)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 unref_sub_8057260(u8 var)
+{
+    if(var == 0xB2)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_8057274(u8 var)
+{
+    if(var == 0xB3)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_8057288(u8 var)
+{
+    if(var == 0xB9)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_805729C(u8 var)
+{
+    if(var == 0x0)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_80572B0(u8 var)
+{
+    if(var == 0xB7)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 unref_sub_80572C4(u8 var)
+{
+    if(var == 0xB2)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_80572D8(u8 var)
+{
+    if(var == 0xB5)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_80572EC(u8 var)
+{
+    if(var == 0xC3)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_8057300(u8 var)
+{
+    if(var == 0xC2)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_8057314(u8 var)
+{
+    if(var == 0xB8)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_8057328(u8 var)
+{
+    if(var == 0xBE)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_805733C(u8 var)
+{
+    if(var == 0xBD)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_8057350(u8 var)
+{
+    if(var == 0xBA)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_8057364(u8 var)
+{
+    if(var == 0xBF)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_8057378(u8 var)
+{
+    if(var == 0xC4)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_805738C(u8 var)
+{
+    if(var == 0xC5)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_HasRipples(u8 var)
+{
+    if(var == 0x10 || var == 0x16 || var == 0x14)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsPuddle(u8 var)
+{
+    if(var == 0x16)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsTallGrass(u8 var)
+{
+    if(var == 0x2)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsLongGrass(u8 var)
+{
+    if(var == 0x3)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsBerryTreeSoil(u8 var)
+{
+    if(var == 0xA0)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsAsh(u8 var)
+{
+    if(var == 0x24)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsUnusedFootprintMetatile(u8 var)
+{
+    if(var == 0x25)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsBridge(u8 var)
+{
+    if(((var << 24) + 0x90000000) >> 24 < 4)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+u8 sub_8057450(u8 var)
+{
+    u8 result = (((var << 24) - 0x70000000) >> 24);
+
+    if(result > 3)
+        result = 0;
+
+    return result;
+}
+
+bool8 MetatileBehavior_IsLandWildEncounter(u8 var)
+{
+    if(MetatileBehavior_IsSurfableWaterOrUnderwater(var) == FALSE && sub_8056DA0(var) == TRUE)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsWaterWildEncounter(u8 var)
+{
+    if(MetatileBehavior_IsSurfableWaterOrUnderwater(var) == TRUE && sub_8056DA0(var) == TRUE)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_80574C4(u8 var)
+{
+    if(var == 0xB)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_80574D8(u8 var)
+{
+    if(var == 0xC)
+        return TRUE;
+    else
+        return FALSE;    
+}
+
+bool8 sub_80574EC(u8 var)
+{
+    if(((var << 24) + 0xEF000000) >> 24 < 2 || var == 0x14)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_805750C(u8 var)
+{
+    if(var == 0x19 || var == 0x2A)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsShallowFlowingWater(u8 var)
+{
+    if(var == 0x17 || var == 0x1B || var == 0x1C)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_8057540(u8 var)
+{
+    if(var == 0x26)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_8057554(u8 var)
+{
+    if(var == 0x27)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_8057568(u8 var)
+{
+    if(var == 0x15 || var == 0x11 || var == 0x12)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 unref_sub_8057584(u8 var)
+{
+    if(var == 0x18 || var == 0x1A)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_805759C(u8 var)
+{
+    if(MetatileBehavior_IsSurfableWaterOrUnderwater(var) && MetatileBehavior_IsWaterfall(var) == FALSE)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsEastBlocked(u8 var)
+{
+    if(var == 0x30 || var == 0x34 || var == 0x36 || var == 0xC1 || var == 0xBE)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsWestBlocked(u8 var)
+{
+    if(var == 0x31 || var == 0x35 || var == 0x37 || var == 0xC1 || var == 0xBE)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsNorthBlocked(u8 var)
+{
+    if(var == 0x32 || var == 0x34 || var == 0x35 || var == 0xC0)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsSouthBlocked(u8 var)
+{
+    if(var == 0x33 || var == 0x36 || var == 0x37 || var == 0xC0)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsShortGrass(u8 var)
+{
+    if(var == 0x7)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsHotSprings(u8 var)
+{
+    if(var == 0x28)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsWaterfall(u8 var)
+{
+    if(var == 0x13)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsFortreeBridge(u8 var)
+{
+    if(var == 0x78)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_80576A0(u8 var)
+{
+    if(var == 0x74)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_80576B4(u8 var)
+{
+    if(var == 0x75)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_80576C8(u8 var)
+{
+    if(var == 0x76)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_80576DC(u8 var)
+{
+    if(var == 0x77)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsPacifidlogLog(u8 var)
+{
+    if(((var << 24) + 0x8C000000) >> 24 < 4)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 is_tile_x8C(u8 var)
+{
+    if(var == 0x8C)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 is_tile_x85(u8 var)
+{
+    if(var == 0x85)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 is_tile_x8B(u8 var)
+{
+    if(var == 0x8B)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 is_tile_x8A(u8 var)
+{
+    if(var == 0x8A)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 is_tile_x87(u8 var)
+{
+    if(var == 0x87)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_0xBB(u8 var)
+{
+    if(var == 0xBB)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_0xBC(u8 var)
+{
+    if(var == 0xBC)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_8057798(u8 var)
+{
+    if(var == 0x29)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 is_role_x68(u8 var)
+{
+    if(var == 0x68)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsAquaHideoutWarp(u8 var)
+{
+    if(var == 0x67)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsSurfableFishableWater(u8 var)
+{
+    if(var == 0x10 || var == 0x15 || var == 0x11 || var == 0x12 || var == 0x14 || (u8)(var - 0x50) < 4)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_8057804(u8 var)
+{
+    if(var == 0xF)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_8057818(u8 var)
+{
+    if(var == 0x66)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_805782C(u8 var)
+{
+    if(var == 0xD2)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsMuddySlope(u8 var)
+{
+    if(var == 0xD0)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsBumpySlope(u8 var)
+{
+    if(var == 0xD1)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsIsolatedVerticalRail(u8 var)
+{
+    if(var == 0xD3)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsIsolatedHorizontalRail(u8 var)
+{
+    if(var == 0xD4)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsVerticalRail(u8 var)
+{
+    if(var == 0xD5)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsHorizontalRail(u8 var)
+{
+    if(var == 0xD6)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsSeaweed(u8 var)
+{
+    if(var == 0x22 || var == 0x2A)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 MetatileBehavior_IsRunningDisallowed(u8 var)
+{
+    if(var == 0xA || var == 0x3 || var == 0x28 || MetatileBehavior_IsPacifidlogLog(var) != FALSE)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_80578F8(u8 var)
+{
+    if(((var << 24) + 0xFE000000) >> 24 < 2 || var == 0x24 || var == 0x9)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_805791C(u8 var)
+{
+    if(var == 0x8E)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_8057930(u8 var)
+{
+    if(var == 0xE0)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_8057944(u8 var)
+{
+    if(var == 0xE1)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_8057958(u8 var)
+{
+    if(var == 0xE2)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_805796C(u8 var)
+{
+    if(var == 0xE3)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_8057980(u8 var)
+{
+    if(var == 0xE4)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_8057994(u8 var)
+{
+    if(var == 0xE5)
+        return TRUE;
+    else
+        return FALSE;
+}
+
+bool8 sub_80579A8(u8 var)
+{
+    if(var == 0xE6)
+        return TRUE;
+    else
+        return FALSE;
+}