Merge pull request #413 from Touched/decompile/field_ground_effect.s

Decompile field_ground_effect.s

1 files changed, 0 insertions, 1302 deletions

diff --git a/asm/field_ground_effect.s b/asm/field_ground_effect.s
deleted file mode 100644
index 47c4b4c60..000000000
--- a/asm/field_ground_effect.s
+++ /dev/null
@@ -1,1302 +0,0 @@
-	.include "constants/gba_constants.inc"
-	.include "constants/species_constants.inc"
-	.include "asm/macros.inc"
-
-	.syntax unified
-
-	.text
-
-	thumb_func_start FieldObjectCheckForReflectiveSurface
-FieldObjectCheckForReflectiveSurface: @ 8063A44
-	push {r4-r7,lr}
-	mov r7, r10
-	mov r6, r9
-	mov r5, r8
-	push {r5-r7}
-	sub sp, 0x8
-	adds r5, r0, 0
-	ldrb r0, [r5, 0x5]
-	bl GetFieldObjectGraphicsInfo
-	movs r2, 0x8
-	ldrsh r1, [r0, r2]
-	adds r1, 0x8
-	lsls r1, 12
-	lsrs r1, 16
-	str r1, [sp]
-	movs r1, 0xA
-	ldrsh r0, [r0, r1]
-	adds r0, 0x8
-	lsls r0, 12
-	movs r4, 0
-	lsrs r2, r0, 16
-	str r2, [sp, 0x4]
-	asrs r0, 16
-	cmp r4, r0
-	blt _08063A7A
-	b _08063B80
-_08063A7A:
-	movs r0, 0x1
-	mov r10, r0
-_08063A7E:
-	movs r1, 0x10
-	ldrsh r0, [r5, r1]
-	movs r2, 0x12
-	ldrsh r1, [r5, r2]
-	add r1, r10
-	lsls r4, 16
-	asrs r6, r4, 16
-	adds r1, r6
-	bl MapGridGetMetatileBehaviorAt
-	lsls r0, 24
-	lsrs r0, 24
-	bl GetReflectionTypeByMetatileBehavior
-	lsls r0, 24
-	lsrs r0, 24
-	mov r9, r4
-	cmp r0, 0
-	bne _08063B82
-	movs r1, 0x14
-	ldrsh r0, [r5, r1]
-	movs r2, 0x16
-	ldrsh r1, [r5, r2]
-	add r1, r10
-	adds r1, r6
-	bl MapGridGetMetatileBehaviorAt
-	lsls r0, 24
-	lsrs r0, 24
-	bl GetReflectionTypeByMetatileBehavior
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0
-	bne _08063B82
-	movs r2, 0x1
-	ldr r1, [sp]
-	lsls r0, r1, 16
-	asrs r1, r0, 16
-	mov r8, r0
-	cmp r2, r1
-	bge _08063B6E
-	movs r0, 0x80
-	lsls r0, 9
-	asrs r7, r0, 16
-_08063AD8:
-	movs r1, 0x10
-	ldrsh r0, [r5, r1]
-	lsls r1, r2, 16
-	asrs r4, r1, 16
-	adds r0, r4
-	movs r2, 0x12
-	ldrsh r1, [r5, r2]
-	adds r1, r7
-	adds r1, r6
-	bl MapGridGetMetatileBehaviorAt
-	lsls r0, 24
-	lsrs r0, 24
-	bl GetReflectionTypeByMetatileBehavior
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0
-	bne _08063B82
-	movs r1, 0x10
-	ldrsh r0, [r5, r1]
-	subs r0, r4
-	movs r2, 0x12
-	ldrsh r1, [r5, r2]
-	adds r1, r7
-	adds r1, r6
-	bl MapGridGetMetatileBehaviorAt
-	lsls r0, 24
-	lsrs r0, 24
-	bl GetReflectionTypeByMetatileBehavior
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0
-	bne _08063B82
-	movs r1, 0x14
-	ldrsh r0, [r5, r1]
-	adds r0, r4
-	movs r2, 0x16
-	ldrsh r1, [r5, r2]
-	adds r1, r7
-	adds r1, r6
-	bl MapGridGetMetatileBehaviorAt
-	lsls r0, 24
-	lsrs r0, 24
-	bl GetReflectionTypeByMetatileBehavior
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0
-	bne _08063B82
-	movs r1, 0x14
-	ldrsh r0, [r5, r1]
-	subs r0, r4
-	movs r2, 0x16
-	ldrsh r1, [r5, r2]
-	adds r1, r7
-	adds r1, r6
-	bl MapGridGetMetatileBehaviorAt
-	lsls r0, 24
-	lsrs r0, 24
-	bl GetReflectionTypeByMetatileBehavior
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0
-	bne _08063B82
-	adds r0, r4, 0x1
-	lsls r0, 16
-	lsrs r2, r0, 16
-	cmp r0, r8
-	blt _08063AD8
-_08063B6E:
-	movs r1, 0x80
-	lsls r1, 9
-	add r1, r9
-	lsrs r4, r1, 16
-	ldr r2, [sp, 0x4]
-	lsls r0, r2, 16
-	cmp r1, r0
-	bge _08063B80
-	b _08063A7E
-_08063B80:
-	movs r0, 0
-_08063B82:
-	add sp, 0x8
-	pop {r3-r5}
-	mov r8, r3
-	mov r9, r4
-	mov r10, r5
-	pop {r4-r7}
-	pop {r1}
-	bx r1
-	thumb_func_end FieldObjectCheckForReflectiveSurface
-
-	thumb_func_start GetReflectionTypeByMetatileBehavior
-GetReflectionTypeByMetatileBehavior: @ 8063B94
-	push {r4,lr}
-	lsls r0, 24
-	lsrs r4, r0, 24
-	adds r0, r4, 0
-	bl MetatileBehavior_IsIce
-	lsls r0, 24
-	cmp r0, 0
-	beq _08063BAA
-	movs r0, 0x1
-	b _08063BBC
-_08063BAA:
-	adds r0, r4, 0
-	bl MetatileBehavior_IsReflective
-	lsls r0, 24
-	cmp r0, 0
-	bne _08063BBA
-	movs r0, 0
-	b _08063BBC
-_08063BBA:
-	movs r0, 0x2
-_08063BBC:
-	pop {r4}
-	pop {r1}
-	bx r1
-	thumb_func_end GetReflectionTypeByMetatileBehavior
-
-	thumb_func_start GetLedgeJumpDirection
-GetLedgeJumpDirection: @ 8063BC4
-	push {r4,lr}
-	lsls r0, 16
-	lsrs r3, r0, 16
-	lsls r1, 16
-	lsrs r1, 16
-	lsls r2, 24
-	lsrs r4, r2, 24
-	cmp r4, 0
-	beq _08063C0A
-	cmp r4, 0x4
-	bls _08063BE0
-	subs r0, r4, 0x4
-	lsls r0, 24
-	lsrs r4, r0, 24
-_08063BE0:
-	subs r0, r4, 0x1
-	lsls r0, 24
-	lsrs r4, r0, 24
-	lsls r0, r3, 16
-	asrs r0, 16
-	lsls r1, 16
-	asrs r1, 16
-	bl MapGridGetMetatileBehaviorAt
-	lsls r0, 24
-	lsrs r0, 24
-	ldr r2, _08063C10 @ =gUnknown_08376040
-	lsls r1, r4, 2
-	adds r1, r2
-	ldr r1, [r1]
-	bl _call_via_r1
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x1
-	beq _08063C14
-_08063C0A:
-	movs r0, 0
-	b _08063C1A
-	.align 2, 0
-_08063C10: .4byte gUnknown_08376040
-_08063C14:
-	adds r0, r4, 0x1
-	lsls r0, 24
-	lsrs r0, 24
-_08063C1A:
-	pop {r4}
-	pop {r1}
-	bx r1
-	thumb_func_end GetLedgeJumpDirection
-
-	thumb_func_start FieldObjectSetSpriteOamTableForLongGrass
-FieldObjectSetSpriteOamTableForLongGrass: @ 8063C20
-	push {r4-r6,lr}
-	adds r5, r0, 0
-	adds r4, r1, 0
-	ldrb r0, [r5]
-	lsls r0, 27
-	cmp r0, 0
-	blt _08063C74
-	ldrb r0, [r5, 0x1E]
-	bl MetatileBehavior_IsLongGrass
-	lsls r0, 24
-	cmp r0, 0
-	beq _08063C74
-	ldrb r0, [r5, 0x1F]
-	bl MetatileBehavior_IsLongGrass
-	lsls r0, 24
-	cmp r0, 0
-	beq _08063C74
-	adds r4, 0x42
-	ldrb r1, [r4]
-	movs r6, 0x40
-	negs r6, r6
-	adds r0, r6, 0
-	ands r0, r1
-	movs r1, 0x4
-	orrs r0, r1
-	strb r0, [r4]
-	ldrb r0, [r5, 0xB]
-	lsrs r0, 4
-	bl ZCoordToPriority
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x1
-	bne _08063C74
-	ldrb r0, [r4]
-	adds r1, r6, 0
-	ands r1, r0
-	movs r0, 0x5
-	orrs r1, r0
-	strb r1, [r4]
-_08063C74:
-	pop {r4-r6}
-	pop {r0}
-	bx r0
-	thumb_func_end FieldObjectSetSpriteOamTableForLongGrass
-
-	thumb_func_start IsZCoordMismatchAt
-IsZCoordMismatchAt: @ 8063C7C
-	push {r4,lr}
-	lsls r0, 24
-	lsrs r4, r0, 24
-	lsls r1, 16
-	lsrs r0, r1, 16
-	lsls r2, 16
-	lsrs r1, r2, 16
-	cmp r4, 0
-	beq _08063CAA
-	lsls r0, 16
-	asrs r0, 16
-	lsls r1, 16
-	asrs r1, 16
-	bl MapGridGetZCoordAt
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0
-	beq _08063CAA
-	cmp r0, 0xF
-	beq _08063CAA
-	cmp r0, r4
-	bne _08063CAE
-_08063CAA:
-	movs r0, 0
-	b _08063CB0
-_08063CAE:
-	movs r0, 0x1
-_08063CB0:
-	pop {r4}
-	pop {r1}
-	bx r1
-	thumb_func_end IsZCoordMismatchAt
-
-	thumb_func_start FieldObjectUpdateZCoordAndPriority
-FieldObjectUpdateZCoordAndPriority: @ 8063CB8
-	push {r4,r5,lr}
-	adds r4, r0, 0
-	adds r5, r1, 0
-	ldrb r0, [r4, 0x3]
-	lsls r0, 29
-	cmp r0, 0
-	blt _08063D06
-	adds r0, r4, 0
-	bl FieldObjectUpdateZCoord
-	ldr r1, _08063D0C @ =gFieldObjectPriorities_08376070
-	ldrb r2, [r4, 0xB]
-	lsls r2, 24
-	lsrs r0, r2, 28
-	adds r0, r1
-	ldrb r0, [r0]
-	adds r4, r5, 0
-	adds r4, 0x42
-	movs r1, 0x3F
-	ands r1, r0
-	ldrb r3, [r4]
-	movs r0, 0x40
-	negs r0, r0
-	ands r0, r3
-	orrs r0, r1
-	strb r0, [r4]
-	ldr r0, _08063D10 @ =gFieldObjectPriorities_08376060
-	lsrs r2, 28
-	adds r2, r0
-	movs r0, 0x3
-	ldrb r1, [r2]
-	ands r1, r0
-	lsls r1, 2
-	ldrb r2, [r5, 0x5]
-	movs r0, 0xD
-	negs r0, r0
-	ands r0, r2
-	orrs r0, r1
-	strb r0, [r5, 0x5]
-_08063D06:
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08063D0C: .4byte gFieldObjectPriorities_08376070
-_08063D10: .4byte gFieldObjectPriorities_08376060
-	thumb_func_end FieldObjectUpdateZCoordAndPriority
-
-	thumb_func_start InitObjectPriorityByZCoord
-InitObjectPriorityByZCoord: @ 8063D14
-	push {r4,lr}
-	lsls r1, 24
-	lsrs r1, 24
-	ldr r2, _08063D58 @ =gFieldObjectPriorities_08376070
-	adds r2, r1, r2
-	ldrb r2, [r2]
-	movs r3, 0x42
-	adds r3, r0
-	mov r12, r3
-	movs r3, 0x3F
-	ands r3, r2
-	mov r2, r12
-	ldrb r4, [r2]
-	movs r2, 0x40
-	negs r2, r2
-	ands r2, r4
-	orrs r2, r3
-	mov r3, r12
-	strb r2, [r3]
-	ldr r2, _08063D5C @ =gFieldObjectPriorities_08376060
-	adds r1, r2
-	movs r3, 0x3
-	ldrb r2, [r1]
-	ands r2, r3
-	lsls r2, 2
-	ldrb r3, [r0, 0x5]
-	movs r1, 0xD
-	negs r1, r1
-	ands r1, r3
-	orrs r1, r2
-	strb r1, [r0, 0x5]
-	pop {r4}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08063D58: .4byte gFieldObjectPriorities_08376070
-_08063D5C: .4byte gFieldObjectPriorities_08376060
-	thumb_func_end InitObjectPriorityByZCoord
-
-	thumb_func_start ZCoordToPriority
-ZCoordToPriority: @ 8063D60
-	lsls r0, 24
-	lsrs r0, 24
-	ldr r1, _08063D6C @ =gFieldObjectPriorities_08376060
-	adds r0, r1
-	ldrb r0, [r0]
-	bx lr
-	.align 2, 0
-_08063D6C: .4byte gFieldObjectPriorities_08376060
-	thumb_func_end ZCoordToPriority
-
-	thumb_func_start FieldObjectUpdateZCoord
-FieldObjectUpdateZCoord: @ 8063D70
-	push {r4,r5,lr}
-	adds r4, r0, 0
-	movs r1, 0x10
-	ldrsh r0, [r4, r1]
-	movs r2, 0x12
-	ldrsh r1, [r4, r2]
-	bl MapGridGetZCoordAt
-	lsls r0, 24
-	lsrs r5, r0, 24
-	movs r1, 0x14
-	ldrsh r0, [r4, r1]
-	movs r2, 0x16
-	ldrsh r1, [r4, r2]
-	bl MapGridGetZCoordAt
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r5, 0xF
-	beq _08063DBE
-	cmp r0, 0xF
-	beq _08063DBE
-	movs r3, 0xF
-	adds r0, r5, 0
-	ands r0, r3
-	ldrb r1, [r4, 0xB]
-	movs r2, 0x10
-	negs r2, r2
-	ands r2, r1
-	orrs r2, r0
-	strb r2, [r4, 0xB]
-	cmp r5, 0
-	beq _08063DBE
-	cmp r5, 0xF
-	beq _08063DBE
-	lsls r0, r5, 4
-	ands r2, r3
-	orrs r2, r0
-	strb r2, [r4, 0xB]
-_08063DBE:
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	thumb_func_end FieldObjectUpdateZCoord
-
-	thumb_func_start SetObjectSubpriorityByZCoord
-SetObjectSubpriorityByZCoord: @ 8063DC4
-	push {r4,r5,lr}
-	lsls r0, 24
-	lsrs r0, 24
-	lsls r2, 24
-	lsrs r2, 24
-	adds r3, r1, 0
-	adds r3, 0x29
-	movs r5, 0
-	ldrsb r5, [r3, r5]
-	ldrh r4, [r1, 0x22]
-	ldr r3, _08063E04 @ =gSpriteCoordOffsetY
-	subs r4, r5
-	ldrh r3, [r3]
-	adds r4, r3
-	adds r4, 0x8
-	movs r3, 0xFF
-	ands r4, r3
-	lsrs r4, 4
-	movs r3, 0x10
-	subs r3, r4
-	lsls r3, 17
-	ldr r4, _08063E08 @ =gUnknown_08376050
-	adds r0, r4
-	lsrs r3, 16
-	ldrb r0, [r0]
-	adds r3, r0
-	adds r2, r3
-	adds r1, 0x43
-	strb r2, [r1]
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08063E04: .4byte gSpriteCoordOffsetY
-_08063E08: .4byte gUnknown_08376050
-	thumb_func_end SetObjectSubpriorityByZCoord
-
-	thumb_func_start FieldObjectUpdateSubpriority
-FieldObjectUpdateSubpriority: @ 8063E0C
-	push {lr}
-	adds r2, r0, 0
-	ldrb r0, [r2, 0x3]
-	lsls r0, 29
-	cmp r0, 0
-	blt _08063E22
-	ldrb r0, [r2, 0xB]
-	lsrs r0, 4
-	movs r2, 0x1
-	bl SetObjectSubpriorityByZCoord
-_08063E22:
-	pop {r0}
-	bx r0
-	thumb_func_end FieldObjectUpdateSubpriority
-
-	thumb_func_start AreZCoordsCompatible
-AreZCoordsCompatible: @ 8063E28
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	lsls r1, 24
-	lsrs r1, 24
-	cmp r0, 0
-	beq _08063E3E
-	cmp r1, 0
-	beq _08063E3E
-	cmp r0, r1
-	bne _08063E42
-_08063E3E:
-	movs r0, 0x1
-	b _08063E44
-_08063E42:
-	movs r0, 0
-_08063E44:
-	pop {r1}
-	bx r1
-	thumb_func_end AreZCoordsCompatible
-
-	thumb_func_start GroundEffect_SpawnOnTallGrass
-GroundEffect_SpawnOnTallGrass: @ 8063E48
-	push {lr}
-	ldr r3, _08063E8C @ =gUnknown_0202FF84
-	movs r2, 0x10
-	ldrsh r1, [r0, r2]
-	str r1, [r3]
-	movs r2, 0x12
-	ldrsh r1, [r0, r2]
-	str r1, [r3, 0x4]
-	ldrb r1, [r0, 0xB]
-	lsrs r1, 4
-	str r1, [r3, 0x8]
-	movs r1, 0x2
-	str r1, [r3, 0xC]
-	ldrb r1, [r0, 0x8]
-	lsls r1, 8
-	ldrb r2, [r0, 0x9]
-	orrs r1, r2
-	str r1, [r3, 0x10]
-	ldrb r0, [r0, 0xA]
-	str r0, [r3, 0x14]
-	ldr r1, _08063E90 @ =gSaveBlock1
-	ldrb r0, [r1, 0x5]
-	lsls r0, 8
-	ldrb r1, [r1, 0x4]
-	orrs r0, r1
-	str r0, [r3, 0x18]
-	movs r0, 0x1
-	str r0, [r3, 0x1C]
-	movs r0, 0x4
-	bl FieldEffectStart
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08063E8C: .4byte gUnknown_0202FF84
-_08063E90: .4byte gSaveBlock1
-	thumb_func_end GroundEffect_SpawnOnTallGrass
-
-	thumb_func_start sub_8063E94
-sub_8063E94: @ 8063E94
-	push {lr}
-	ldr r3, _08063ED8 @ =gUnknown_0202FF84
-	movs r2, 0x10
-	ldrsh r1, [r0, r2]
-	str r1, [r3]
-	movs r2, 0x12
-	ldrsh r1, [r0, r2]
-	str r1, [r3, 0x4]
-	ldrb r1, [r0, 0xB]
-	lsrs r1, 4
-	str r1, [r3, 0x8]
-	movs r1, 0x2
-	str r1, [r3, 0xC]
-	ldrb r1, [r0, 0x8]
-	lsls r1, 8
-	ldrb r2, [r0, 0x9]
-	orrs r1, r2
-	str r1, [r3, 0x10]
-	ldrb r0, [r0, 0xA]
-	str r0, [r3, 0x14]
-	ldr r1, _08063EDC @ =gSaveBlock1
-	ldrb r0, [r1, 0x5]
-	lsls r0, 8
-	ldrb r1, [r1, 0x4]
-	orrs r0, r1
-	str r0, [r3, 0x18]
-	movs r0, 0
-	str r0, [r3, 0x1C]
-	movs r0, 0x4
-	bl FieldEffectStart
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08063ED8: .4byte gUnknown_0202FF84
-_08063EDC: .4byte gSaveBlock1
-	thumb_func_end sub_8063E94
-
-	thumb_func_start sub_8063EE0
-sub_8063EE0: @ 8063EE0
-	push {lr}
-	ldr r3, _08063F24 @ =gUnknown_0202FF84
-	movs r2, 0x10
-	ldrsh r1, [r0, r2]
-	str r1, [r3]
-	movs r2, 0x12
-	ldrsh r1, [r0, r2]
-	str r1, [r3, 0x4]
-	ldrb r1, [r0, 0xB]
-	lsrs r1, 4
-	str r1, [r3, 0x8]
-	movs r1, 0x2
-	str r1, [r3, 0xC]
-	ldrb r1, [r0, 0x8]
-	lsls r1, 8
-	ldrb r2, [r0, 0x9]
-	orrs r1, r2
-	str r1, [r3, 0x10]
-	ldrb r0, [r0, 0xA]
-	str r0, [r3, 0x14]
-	ldr r1, _08063F28 @ =gSaveBlock1
-	ldrb r0, [r1, 0x5]
-	lsls r0, 8
-	ldrb r1, [r1, 0x4]
-	orrs r0, r1
-	str r0, [r3, 0x18]
-	movs r0, 0x1
-	str r0, [r3, 0x1C]
-	movs r0, 0x11
-	bl FieldEffectStart
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08063F24: .4byte gUnknown_0202FF84
-_08063F28: .4byte gSaveBlock1
-	thumb_func_end sub_8063EE0
-
-	thumb_func_start sub_8063F2C
-sub_8063F2C: @ 8063F2C
-	push {lr}
-	ldr r3, _08063F70 @ =gUnknown_0202FF84
-	movs r2, 0x10
-	ldrsh r1, [r0, r2]
-	str r1, [r3]
-	movs r2, 0x12
-	ldrsh r1, [r0, r2]
-	str r1, [r3, 0x4]
-	ldrb r1, [r0, 0xB]
-	lsrs r1, 4
-	str r1, [r3, 0x8]
-	movs r1, 0x2
-	str r1, [r3, 0xC]
-	ldrb r1, [r0, 0x8]
-	lsls r1, 8
-	ldrb r2, [r0, 0x9]
-	orrs r1, r2
-	str r1, [r3, 0x10]
-	ldrb r0, [r0, 0xA]
-	str r0, [r3, 0x14]
-	ldr r1, _08063F74 @ =gSaveBlock1
-	ldrb r0, [r1, 0x5]
-	lsls r0, 8
-	ldrb r1, [r1, 0x4]
-	orrs r0, r1
-	str r0, [r3, 0x18]
-	movs r0, 0
-	str r0, [r3, 0x1C]
-	movs r0, 0x11
-	bl FieldEffectStart
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08063F70: .4byte gUnknown_0202FF84
-_08063F74: .4byte gSaveBlock1
-	thumb_func_end sub_8063F2C
-
-	thumb_func_start GroundEffect_WaterReflection
-GroundEffect_WaterReflection: @ 8063F78
-	push {lr}
-	movs r2, 0
-	bl SetUpReflection
-	pop {r0}
-	bx r0
-	thumb_func_end GroundEffect_WaterReflection
-
-	thumb_func_start GroundEffect_IceReflection
-GroundEffect_IceReflection: @ 8063F84
-	push {lr}
-	movs r2, 0x1
-	bl SetUpReflection
-	pop {r0}
-	bx r0
-	thumb_func_end GroundEffect_IceReflection
-
-	thumb_func_start GroundEffect_FlowingWater
-GroundEffect_FlowingWater: @ 8063F90
-	push {lr}
-	adds r1, r0, 0
-	movs r0, 0x22
-	bl oe_exec_and_other_stuff
-	pop {r0}
-	bx r0
-	thumb_func_end GroundEffect_FlowingWater
-
-	thumb_func_start sub_8063FA0
-sub_8063FA0: @ 8063FA0
-	push {r4,r5,lr}
-	adds r4, r0, 0
-	adds r5, r1, 0
-	ldrb r0, [r4, 0x5]
-	bl GetFieldObjectGraphicsInfo
-	ldr r1, _08063FC8 @ =gUnknown_08376080
-	ldrb r0, [r0, 0xD]
-	lsls r0, 2
-	adds r0, r1
-	ldr r3, [r0]
-	adds r0, r4, 0
-	adds r1, r5, 0
-	movs r2, 0
-	bl _call_via_r3
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08063FC8: .4byte gUnknown_08376080
-	thumb_func_end sub_8063FA0
-
-	thumb_func_start sub_8063FCC
-sub_8063FCC: @ 8063FCC
-	push {r4,r5,lr}
-	adds r4, r0, 0
-	adds r5, r1, 0
-	ldrb r0, [r4, 0x5]
-	bl GetFieldObjectGraphicsInfo
-	ldr r1, _08063FF4 @ =gUnknown_08376080
-	ldrb r0, [r0, 0xD]
-	lsls r0, 2
-	adds r0, r1
-	ldr r3, [r0]
-	adds r0, r4, 0
-	adds r1, r5, 0
-	movs r2, 0x1
-	bl _call_via_r3
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08063FF4: .4byte gUnknown_08376080
-	thumb_func_end sub_8063FCC
-
-	thumb_func_start nullsub_50
-nullsub_50: @ 8063FF8
-	bx lr
-	thumb_func_end nullsub_50
-
-	thumb_func_start DoTracksGroundEffect_Footprints
-DoTracksGroundEffect_Footprints: @ 8063FFC
-	push {r4,r5,lr}
-	sub sp, 0x4
-	adds r5, r0, 0
-	lsls r4, r2, 24
-	lsrs r4, 24
-	ldr r1, _08064044 @ =gSandFootprints_FieldEffectData
-	mov r0, sp
-	movs r2, 0x4
-	bl memcpy
-	ldr r1, _08064048 @ =gUnknown_0202FF84
-	movs r2, 0x14
-	ldrsh r0, [r5, r2]
-	str r0, [r1]
-	movs r2, 0x16
-	ldrsh r0, [r5, r2]
-	str r0, [r1, 0x4]
-	movs r0, 0x95
-	str r0, [r1, 0x8]
-	movs r0, 0x2
-	str r0, [r1, 0xC]
-	ldrb r0, [r5, 0x18]
-	lsls r0, 28
-	lsrs r0, 28
-	str r0, [r1, 0x10]
-	lsls r4, 1
-	mov r1, sp
-	adds r0, r1, r4
-	ldrb r0, [r0]
-	bl FieldEffectStart
-	add sp, 0x4
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08064044: .4byte gSandFootprints_FieldEffectData
-_08064048: .4byte gUnknown_0202FF84
-	thumb_func_end DoTracksGroundEffect_Footprints
-
-	thumb_func_start DoTracksGroundEffect_BikeTireTracks
-DoTracksGroundEffect_BikeTireTracks: @ 806404C
-	push {r4,lr}
-	adds r4, r0, 0
-	ldr r1, [r4, 0x10]
-	ldr r0, [r4, 0x14]
-	cmp r1, r0
-	beq _0806408E
-	ldr r2, _08064094 @ =gUnknown_0202FF84
-	movs r1, 0x14
-	ldrsh r0, [r4, r1]
-	str r0, [r2]
-	movs r1, 0x16
-	ldrsh r0, [r4, r1]
-	str r0, [r2, 0x4]
-	movs r0, 0x95
-	str r0, [r2, 0x8]
-	movs r0, 0x2
-	str r0, [r2, 0xC]
-	ldr r3, _08064098 @ =gBikeTireTracks_Transitions
-	ldrb r1, [r4, 0x18]
-	lsls r1, 28
-	lsrs r1, 28
-	adds r0, r4, 0
-	adds r0, 0x20
-	ldrb r0, [r0]
-	lsls r0, 2
-	subs r0, 0x5
-	adds r1, r0
-	adds r1, r3
-	ldrb r0, [r1]
-	str r0, [r2, 0x10]
-	movs r0, 0x23
-	bl FieldEffectStart
-_0806408E:
-	pop {r4}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08064094: .4byte gUnknown_0202FF84
-_08064098: .4byte gBikeTireTracks_Transitions
-	thumb_func_end DoTracksGroundEffect_BikeTireTracks
-
-	thumb_func_start GroundEffect_Ripple
-GroundEffect_Ripple: @ 806409C
-	push {lr}
-	bl DoRippleFieldEffect
-	pop {r0}
-	bx r0
-	thumb_func_end GroundEffect_Ripple
-
-	thumb_func_start GroundEffect_StepOnPuddle
-GroundEffect_StepOnPuddle: @ 80640A8
-	push {lr}
-	adds r1, r0, 0
-	movs r0, 0xF
-	bl oe_exec_and_other_stuff
-	pop {r0}
-	bx r0
-	thumb_func_end GroundEffect_StepOnPuddle
-
-	thumb_func_start GroundEffect_SandPile
-GroundEffect_SandPile: @ 80640B8
-	push {lr}
-	adds r1, r0, 0
-	movs r0, 0x27
-	bl oe_exec_and_other_stuff
-	pop {r0}
-	bx r0
-	thumb_func_end GroundEffect_SandPile
-
-	thumb_func_start GroundEffect_JumpOnTallGrass
-GroundEffect_JumpOnTallGrass: @ 80640C8
-	push {r4-r7,lr}
-	sub sp, 0x4
-	adds r5, r0, 0
-	adds r6, r1, 0
-	ldr r1, _0806411C @ =gUnknown_0202FF84
-	movs r2, 0x10
-	ldrsh r0, [r5, r2]
-	str r0, [r1]
-	movs r4, 0x12
-	ldrsh r0, [r5, r4]
-	str r0, [r1, 0x4]
-	ldrb r0, [r5, 0xB]
-	lsrs r0, 4
-	str r0, [r1, 0x8]
-	movs r0, 0x2
-	str r0, [r1, 0xC]
-	movs r0, 0xC
-	bl FieldEffectStart
-	ldrb r0, [r5, 0x8]
-	ldrb r1, [r5, 0x9]
-	ldrb r2, [r5, 0xA]
-	movs r7, 0x10
-	ldrsh r3, [r5, r7]
-	movs r7, 0x12
-	ldrsh r4, [r5, r7]
-	str r4, [sp]
-	bl sub_8126FF0
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x40
-	bne _08064112
-	adds r0, r5, 0
-	adds r1, r6, 0
-	bl GroundEffect_SpawnOnTallGrass
-_08064112:
-	add sp, 0x4
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_0806411C: .4byte gUnknown_0202FF84
-	thumb_func_end GroundEffect_JumpOnTallGrass
-
-	thumb_func_start GroundEffect_JumpOnLongGrass
-GroundEffect_JumpOnLongGrass: @ 8064120
-	push {lr}
-	ldr r2, _08064144 @ =gUnknown_0202FF84
-	movs r3, 0x10
-	ldrsh r1, [r0, r3]
-	str r1, [r2]
-	movs r3, 0x12
-	ldrsh r1, [r0, r3]
-	str r1, [r2, 0x4]
-	ldrb r0, [r0, 0xB]
-	lsrs r0, 4
-	str r0, [r2, 0x8]
-	movs r0, 0x2
-	str r0, [r2, 0xC]
-	movs r0, 0x12
-	bl FieldEffectStart
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08064144: .4byte gUnknown_0202FF84
-	thumb_func_end GroundEffect_JumpOnLongGrass
-
-	thumb_func_start GroundEffect_JumpOnShallowWater
-GroundEffect_JumpOnShallowWater: @ 8064148
-	push {r4,lr}
-	ldr r3, _08064174 @ =gUnknown_0202FF84
-	movs r4, 0x10
-	ldrsh r2, [r0, r4]
-	str r2, [r3]
-	movs r4, 0x12
-	ldrsh r2, [r0, r4]
-	str r2, [r3, 0x4]
-	ldrb r0, [r0, 0xB]
-	lsrs r0, 4
-	str r0, [r3, 0x8]
-	ldrb r0, [r1, 0x5]
-	lsls r0, 28
-	lsrs r0, 30
-	str r0, [r3, 0xC]
-	movs r0, 0x10
-	bl FieldEffectStart
-	pop {r4}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08064174: .4byte gUnknown_0202FF84
-	thumb_func_end GroundEffect_JumpOnShallowWater
-
-	thumb_func_start GroundEffect_JumpOnWater
-GroundEffect_JumpOnWater: @ 8064178
-	push {r4,lr}
-	ldr r3, _080641A4 @ =gUnknown_0202FF84
-	movs r4, 0x10
-	ldrsh r2, [r0, r4]
-	str r2, [r3]
-	movs r4, 0x12
-	ldrsh r2, [r0, r4]
-	str r2, [r3, 0x4]
-	ldrb r0, [r0, 0xB]
-	lsrs r0, 4
-	str r0, [r3, 0x8]
-	ldrb r0, [r1, 0x5]
-	lsls r0, 28
-	lsrs r0, 30
-	str r0, [r3, 0xC]
-	movs r0, 0xE
-	bl FieldEffectStart
-	pop {r4}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080641A4: .4byte gUnknown_0202FF84
-	thumb_func_end GroundEffect_JumpOnWater
-
-	thumb_func_start GroundEffect_JumpLandingDust
-GroundEffect_JumpLandingDust: @ 80641A8
-	push {r4,lr}
-	ldr r3, _080641D4 @ =gUnknown_0202FF84
-	movs r4, 0x10
-	ldrsh r2, [r0, r4]
-	str r2, [r3]
-	movs r4, 0x12
-	ldrsh r2, [r0, r4]
-	str r2, [r3, 0x4]
-	ldrb r0, [r0, 0xB]
-	lsrs r0, 4
-	str r0, [r3, 0x8]
-	ldrb r0, [r1, 0x5]
-	lsls r0, 28
-	lsrs r0, 30
-	str r0, [r3, 0xC]
-	movs r0, 0xA
-	bl FieldEffectStart
-	pop {r4}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080641D4: .4byte gUnknown_0202FF84
-	thumb_func_end GroundEffect_JumpLandingDust
-
-	thumb_func_start GroundEffect_ShortGrass
-GroundEffect_ShortGrass: @ 80641D8
-	push {lr}
-	adds r1, r0, 0
-	movs r0, 0x29
-	bl oe_exec_and_other_stuff
-	pop {r0}
-	bx r0
-	thumb_func_end GroundEffect_ShortGrass
-
-	thumb_func_start GroundEffect_HotSprings
-GroundEffect_HotSprings: @ 80641E8
-	push {lr}
-	adds r1, r0, 0
-	movs r0, 0x2A
-	bl oe_exec_and_other_stuff
-	pop {r0}
-	bx r0
-	thumb_func_end GroundEffect_HotSprings
-
-	thumb_func_start GroundEffect_Seaweed
-GroundEffect_Seaweed: @ 80641F8
-	push {lr}
-	ldr r2, _08064214 @ =gUnknown_0202FF84
-	movs r3, 0x10
-	ldrsh r1, [r0, r3]
-	str r1, [r2]
-	movs r1, 0x12
-	ldrsh r0, [r0, r1]
-	str r0, [r2, 0x4]
-	movs r0, 0x35
-	bl FieldEffectStart
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08064214: .4byte gUnknown_0202FF84
-	thumb_func_end GroundEffect_Seaweed
-
-	thumb_func_start sub_8064218
-sub_8064218: @ 8064218
-	push {r4-r7,lr}
-	mov r7, r8
-	push {r7}
-	adds r7, r0, 0
-	adds r6, r1, 0
-	adds r5, r2, 0
-	movs r4, 0
-	ldr r0, _08064258 @ =gUnknown_083760A0
-	mov r8, r0
-_0806422A:
-	movs r0, 0x1
-	ands r0, r5
-	cmp r0, 0
-	beq _08064240
-	lsls r0, r4, 2
-	add r0, r8
-	ldr r2, [r0]
-	adds r0, r7, 0
-	adds r1, r6, 0
-	bl _call_via_r2
-_08064240:
-	adds r0, r4, 0x1
-	lsls r0, 24
-	lsrs r4, r0, 24
-	lsrs r5, 1
-	cmp r4, 0x13
-	bls _0806422A
-	pop {r3}
-	mov r8, r3
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08064258: .4byte gUnknown_083760A0
-	thumb_func_end sub_8064218
-
-	thumb_func_start filters_out_some_ground_effects
-filters_out_some_ground_effects: @ 806425C
-	push {lr}
-	adds r2, r0, 0
-	adds r3, r1, 0
-	ldrb r0, [r2]
-	lsls r0, 27
-	cmp r0, 0
-	bge _0806428A
-	ldrb r1, [r2, 0x2]
-	movs r0, 0x5
-	negs r0, r0
-	ands r0, r1
-	movs r1, 0x11
-	negs r1, r1
-	ands r0, r1
-	adds r1, 0x8
-	ands r0, r1
-	subs r1, 0x18
-	ands r0, r1
-	strb r0, [r2, 0x2]
-	ldr r0, [r3]
-	ldr r1, _08064290 @ =0xfff9f7bd
-	ands r0, r1
-	str r0, [r3]
-_0806428A:
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08064290: .4byte 0xfff9f7bd
-	thumb_func_end filters_out_some_ground_effects
-
-	thumb_func_start FilterOutStepOnPuddleGroundEffectIfJumping
-FilterOutStepOnPuddleGroundEffectIfJumping: @ 8064294
-	push {lr}
-	adds r2, r1, 0
-	ldrb r0, [r0]
-	lsls r0, 26
-	cmp r0, 0
-	bge _080642A8
-	ldr r0, [r2]
-	ldr r1, _080642AC @ =0xfffffbff
-	ands r0, r1
-	str r0, [r2]
-_080642A8:
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080642AC: .4byte 0xfffffbff
-	thumb_func_end FilterOutStepOnPuddleGroundEffectIfJumping
-
-	thumb_func_start DoGroundEffects_OnSpawn
-DoGroundEffects_OnSpawn: @ 80642B0
-	push {r4,r5,lr}
-	sub sp, 0x4
-	adds r4, r0, 0
-	adds r5, r1, 0
-	ldrb r0, [r4]
-	lsls r0, 29
-	cmp r0, 0
-	bge _080642F4
-	movs r0, 0
-	str r0, [sp]
-	adds r0, r4, 0
-	bl FieldObjectUpdateZCoordAndPriority
-	adds r0, r4, 0
-	mov r1, sp
-	bl GetAllGroundEffectFlags_OnSpawn
-	adds r0, r4, 0
-	adds r1, r5, 0
-	bl FieldObjectSetSpriteOamTableForLongGrass
-	ldr r2, [sp]
-	adds r0, r4, 0
-	adds r1, r5, 0
-	bl sub_8064218
-	ldrb r1, [r4]
-	movs r0, 0x5
-	negs r0, r0
-	ands r0, r1
-	movs r1, 0x11
-	negs r1, r1
-	ands r0, r1
-	strb r0, [r4]
-_080642F4:
-	add sp, 0x4
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	thumb_func_end DoGroundEffects_OnSpawn
-
-	thumb_func_start DoGroundEffects_OnBeginStep
-DoGroundEffects_OnBeginStep: @ 80642FC
-	push {r4,r5,lr}
-	sub sp, 0x4
-	adds r4, r0, 0
-	adds r5, r1, 0
-	ldrb r0, [r4]
-	lsls r0, 29
-	cmp r0, 0
-	bge _08064348
-	movs r0, 0
-	str r0, [sp]
-	adds r0, r4, 0
-	bl FieldObjectUpdateZCoordAndPriority
-	adds r0, r4, 0
-	mov r1, sp
-	bl GetAllGroundEffectFlags_OnBeginStep
-	adds r0, r4, 0
-	adds r1, r5, 0
-	bl FieldObjectSetSpriteOamTableForLongGrass
-	adds r0, r4, 0
-	mov r1, sp
-	bl filters_out_some_ground_effects
-	ldr r2, [sp]
-	adds r0, r4, 0
-	adds r1, r5, 0
-	bl sub_8064218
-	ldrb r1, [r4]
-	movs r0, 0x5
-	negs r0, r0
-	ands r0, r1
-	movs r1, 0x11
-	negs r1, r1
-	ands r0, r1
-	strb r0, [r4]
-_08064348:
-	add sp, 0x4
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	thumb_func_end DoGroundEffects_OnBeginStep
-
-	thumb_func_start DoGroundEffects_OnFinishStep
-DoGroundEffects_OnFinishStep: @ 8064350
-	push {r4,r5,lr}
-	sub sp, 0x4
-	adds r4, r0, 0
-	adds r5, r1, 0
-	ldrb r0, [r4]
-	lsls r0, 28
-	cmp r0, 0
-	bge _0806439C
-	movs r0, 0
-	str r0, [sp]
-	adds r0, r4, 0
-	bl FieldObjectUpdateZCoordAndPriority
-	adds r0, r4, 0
-	mov r1, sp
-	bl GetAllGroundEffectFlags_OnFinishStep
-	adds r0, r4, 0
-	adds r1, r5, 0
-	bl FieldObjectSetSpriteOamTableForLongGrass
-	adds r0, r4, 0
-	mov r1, sp
-	bl FilterOutStepOnPuddleGroundEffectIfJumping
-	ldr r2, [sp]
-	adds r0, r4, 0
-	adds r1, r5, 0
-	bl sub_8064218
-	ldrb r1, [r4]
-	movs r0, 0x9
-	negs r0, r0
-	ands r0, r1
-	movs r1, 0x21
-	negs r1, r1
-	ands r0, r1
-	strb r0, [r4]
-_0806439C:
-	add sp, 0x4
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	thumb_func_end DoGroundEffects_OnFinishStep
-
-	.align 2, 0 @ Don't pad with nop.