Start organizing WRAM

- Use db and dw when they're more meaningful than ds 1/2
- Use unions to group related labels

audio/engine.asm

@@ -60,15 +60,15 @@ _MapSetup_Sound_Off:: ; e8000
 
 MusicFadeRestart: ; e803d
 ; restart but keep the music id to fade in to
-	ld a, [MusicFadeIDHi]
+	ld a, [MusicFadeID + 1]
 	push af
-	ld a, [MusicFadeIDLo]
+	ld a, [MusicFadeID]
 	push af
 	call _MapSetup_Sound_Off
 	pop af
-	ld [MusicFadeIDLo], a
+	ld [MusicFadeID], a
 	pop af
-	ld [MusicFadeIDHi], a
+	ld [MusicFadeID + 1], a
 	ret
 
 ; e8051
@@ -654,11 +654,11 @@ FadeMusic: ; e8358
 	; restart sound
 	call MusicFadeRestart
 	; get new song id
-	ld a, [MusicFadeIDLo]
+	ld a, [MusicFadeID]
 	and a
 	jr z, .quit ; this assumes there are fewer than 256 songs!
 	ld e, a
-	ld a, [MusicFadeIDHi]
+	ld a, [MusicFadeID + 1]
 	ld d, a
 	; load new song
 	call _PlayMusic
@@ -679,9 +679,9 @@ FadeMusic: ; e8358
 	xor a
 	ld [Volume], a
 	; get new song id
-	ld a, [MusicFadeIDLo]
+	ld a, [MusicFadeID]
 	ld e, a
-	ld a, [MusicFadeIDHi]
+	ld a, [MusicFadeID + 1]
 	ld d, a
 	; load new song
 	call _PlayMusic
@@ -1364,9 +1364,9 @@ GetNoiseSample: ; e86c5
 	add hl, de
 	; load sample pointer into NoiseSampleAddress
 	ld a, [hli]
-	ld [NoiseSampleAddressLo], a
+	ld [NoiseSampleAddress], a
 	ld a, [hl]
-	ld [NoiseSampleAddressHi], a
+	ld [NoiseSampleAddress + 1], a
 	; clear ????
 	xor a
 	ld [wNoiseSampleDelay], a
@@ -2160,9 +2160,9 @@ Music_RestartChannel: ; e8a08
 	ld hl, Channel1MusicID - Channel1
 	add hl, bc
 	ld a, [hli]
-	ld [MusicIDLo], a
+	ld [MusicID], a
 	ld a, [hl]
-	ld [MusicIDHi], a
+	ld [MusicID + 1], a
 	; update music bank
 	ld hl, Channel1MusicBank - Channel1
 	add hl, bc
@@ -2437,7 +2437,7 @@ _PlayMusic:: ; e8b30
 	ld hl, MusicID
 	ld [hl], e ; song number
 	inc hl
-	ld [hl], d ; MusicIDHi (always $)
+	ld [hl], d ; (always 0)
 	ld hl, Music
 	add hl, de ; three
 	add hl, de ; byte
@@ -2466,8 +2466,8 @@ _PlayMusic:: ; e8b30
 	ld [Channel2JumpCondition], a
 	ld [Channel3JumpCondition], a
 	ld [Channel4JumpCondition], a
-	ld [NoiseSampleAddressLo], a
+	ld [NoiseSampleAddress], a
-	ld [NoiseSampleAddressHi], a
+	ld [NoiseSampleAddress + 1], a
 	ld [wNoiseSampleDelay], a
 	ld [MusicNoiseSampleSet], a
 	call MusicOn
@@ -2647,8 +2647,8 @@ _PlaySFX:: ; e8c04
 	ld a, $80
 	ld [rNR44], a ; restart sound (freq hi = 0)
 	xor a
-	ld [NoiseSampleAddressLo], a
+	ld [NoiseSampleAddress], a
-	ld [NoiseSampleAddressHi], a
+	ld [NoiseSampleAddress + 1], a
 .chscleared
 ; start reading sfx header for # chs
 	ld hl, MusicID
@@ -2825,9 +2825,9 @@ LoadChannel: ; e8d1b
 	; load music id
 	ld hl, Channel1MusicID - Channel1
 	add hl, bc
-	ld a, [MusicIDLo]
+	ld a, [MusicID]
 	ld [hli], a
-	ld a, [MusicIDHi]
+	ld a, [MusicID + 1]
 	ld [hl], a
 	; load music bank
 	ld hl, Channel1MusicBank - Channel1

engine/credits.asm

@@ -491,7 +491,7 @@ ParseCredits: ; 1099aa
 	ld a, MUSIC_POST_CREDITS % $100
 	ld [MusicFadeID], a
 	ld a, MUSIC_POST_CREDITS / $100
-	ld [MusicFadeIDHi], a
+	ld [MusicFadeID + 1], a
 	ret
 
 .get

engine/init_gender.asm

@@ -68,9 +68,9 @@ InitGenderScreen: ; 48e14 (12:4e14)
 	ld a, $10
 	ld [MusicFade], a
 	ld a, MUSIC_NONE
-	ld [MusicFadeIDLo], a
+	ld [MusicFadeID], a
 	ld a, $0
-	ld [MusicFadeIDHi], a
+	ld [MusicFadeID + 1], a
 	ld c, 8
 	call DelayFrames
 	call ClearBGPalettes

engine/intro_menu.asm

@@ -375,9 +375,9 @@ Continue: ; 5d65
 	ld a, $8
 	ld [MusicFade], a
 	ld a, MUSIC_NONE % $100
-	ld [MusicFadeIDLo], a
+	ld [MusicFadeID], a
 	ld a, MUSIC_NONE / $100
-	ld [MusicFadeIDHi], a
+	ld [MusicFadeID + 1], a
 	call ClearBGPalettes
 	call Continue_MobileAdapterMenu
 	call CloseWindow
@@ -429,9 +429,9 @@ Continue_MobileAdapterMenu: ; 5df0
 	ld a, 5
 	ld [MusicFade], a
 	ld a, MUSIC_MOBILE_ADAPTER_MENU % $100
-	ld [MusicFadeIDLo], a
+	ld [MusicFadeID], a
 	ld a, MUSIC_MOBILE_ADAPTER_MENU / $100
-	ld [MusicFadeIDHi], a
+	ld [MusicFadeID + 1], a
 	ld c, 20
 	call DelayFrames
 	ld c, $1
@@ -440,9 +440,9 @@ Continue_MobileAdapterMenu: ; 5df0
 	ld a, 8
 	ld [MusicFade], a
 	ld a, MUSIC_NONE % $100
-	ld [MusicFadeIDLo], a
+	ld [MusicFadeID], a
 	ld a, MUSIC_NONE / $100
-	ld [MusicFadeIDHi], a
+	ld [MusicFadeID + 1], a
 	ld c, 35
 	call DelayFrames
 	ret
@@ -859,9 +859,9 @@ ShrinkPlayer: ; 610f
 	ld [MusicFade], a
 	ld de, MUSIC_NONE
 	ld a, e
-	ld [MusicFadeIDLo], a
+	ld [MusicFadeID], a
 	ld a, d
-	ld [MusicFadeIDHi], a
+	ld [MusicFadeID + 1], a
 
 	ld de, SFX_ESCAPE_ROPE
 	call PlaySFX
@@ -1282,8 +1282,8 @@ TitleScreenMain: ; 6304
 
 ; Fade out the title screen music
 	xor a
-	ld [MusicFadeIDLo], a
+	ld [MusicFadeID], a
-	ld [MusicFadeIDHi], a
+	ld [MusicFadeID + 1], a
 	ld hl, MusicFade
 	ld [hl], 8 ; 1 second
 

engine/map_setup.asm

@@ -414,9 +414,9 @@ RetainOldPalettes: ; 1556d
 
 RotatePalettesRightMapAndMusic: ; 15574
 	ld e, 0
-	ld a, [MusicFadeIDLo]
+	ld a, [MusicFadeID]
 	ld d, 0
-	ld a, [MusicFadeIDHi]
+	ld a, [MusicFadeID + 1]
 	ld a, $4
 	ld [MusicFade], a
 	call RotateThreePalettesRight

engine/specials.asm

@@ -618,9 +618,9 @@ SpecialGameboyCheck: ; c478
 
 Special_FadeOutMusic: ; c48f
 	ld a, MUSIC_NONE % $100
-	ld [MusicFadeIDLo], a
+	ld [MusicFadeID], a
 	ld a, MUSIC_NONE / $100
-	ld [MusicFadeIDHi], a
+	ld [MusicFadeID + 1], a
 	ld a, $2
 	ld [MusicFade], a
 	ret

engine/timeset.asm

@@ -10,9 +10,9 @@ InitClock: ; 90672 (24:4672)
 	ld a, $10
 	ld [MusicFade], a
 	ld a, MUSIC_NONE % $100
-	ld [MusicFadeIDLo], a
+	ld [MusicFadeID], a
 	ld a, MUSIC_NONE / $100
-	ld [MusicFadeIDHi], a
+	ld [MusicFadeID + 1], a
 	ld c, 8
 	call DelayFrames
 	call RotateFourPalettesLeft

event/halloffame.asm

@@ -37,9 +37,9 @@ HallOfFame:: ; 0x8640e
 
 RedCredits:: ; 86455
 	ld a, MUSIC_NONE % $100
-	ld [MusicFadeIDLo], a
+	ld [MusicFadeID], a
 	ld a, MUSIC_NONE / $100
-	ld [MusicFadeIDHi], a
+	ld [MusicFadeID + 1], a
 	ld a, 10
 	ld [MusicFade], a
 	callba FadeOutPalettes
@@ -60,9 +60,9 @@ RedCredits:: ; 86455
 
 HallOfFame_FadeOutMusic: ; 8648e
 	ld a, MUSIC_NONE % $100
-	ld [MusicFadeIDLo], a
+	ld [MusicFadeID], a
 	ld a, MUSIC_NONE / $100
-	ld [MusicFadeIDHi], a
+	ld [MusicFadeID + 1], a
 	ld a, 10
 	ld [MusicFade], a
 	callba FadeOutPalettes

home/audio.asm

@@ -348,9 +348,9 @@ FadeToMapMusic:: ; 3cbc
 	ld a, 8
 	ld [MusicFade], a
 	ld a, e
-	ld [MusicFadeIDLo], a
+	ld [MusicFadeID], a
 	ld a, d
-	ld [MusicFadeIDHi], a
+	ld [MusicFadeID + 1], a
 	ld a, e
 	ld [wMapMusic], a
 

misc/mobile_12.asm

@@ -40,9 +40,9 @@ InitMobileProfile: ; 4802f (12:402f)
 	ld a, $5
 	ld [MusicFade], a
 	ld a, MUSIC_MOBILE_ADAPTER_MENU % $100
-	ld [MusicFadeIDLo], a
+	ld [MusicFadeID], a
 	ld a, MUSIC_MOBILE_ADAPTER_MENU / $100
-	ld [MusicFadeIDHi], a
+	ld [MusicFadeID + 1], a
 	ld c, 20
 	call DelayFrames
 	ld b, $1

misc/mobile_45_sprite_engine.asm

@@ -496,9 +496,9 @@ Function1161d5: ; 1161d5
 	ld [MusicFade], a
 	ld de, MUSIC_MOBILE_ADAPTER
 	ld a, e
-	ld [MusicFadeIDLo], a
+	ld [MusicFadeID], a
 	ld a, d
-	ld [MusicFadeIDHi], a
+	ld [MusicFadeID + 1], a
 	ld a, [$c319]
 	inc a
 	ld [$c319], a
@@ -680,9 +680,9 @@ Function11636e: ; 11636e
 	ld a, $8
 	ld [MusicFade], a
 	ld a, [wMapMusic]
-	ld [MusicFadeIDLo], a
+	ld [MusicFadeID], a
 	xor a
-	ld [MusicFadeIDHi], a
+	ld [MusicFadeID + 1], a
 	xor a
 	ld [$c319], a
 	ld [wc30d], a
@@ -728,18 +728,18 @@ Function1163c0: ; 1163c0
 	ld a, $8
 	ld [MusicFade], a
 	ld a, [wMapMusic]
-	ld [MusicFadeIDLo], a
+	ld [MusicFadeID], a
 	xor a
-	ld [MusicFadeIDHi], a
+	ld [MusicFadeID + 1], a
 	jr .asm_116439
 
 .asm_11642a
 	ld a, $8
 	ld [MusicFade], a
 	ld a, $0
-	ld [MusicFadeIDLo], a
+	ld [MusicFadeID], a
 	ld a, $0
-	ld [MusicFadeIDHi], a
+	ld [MusicFadeID + 1], a
 
 .asm_116439
 	xor a
@@ -757,9 +757,9 @@ Function116441: ; 116441
 	ld a, $8
 	ld [MusicFade], a
 	ld a, [wMapMusic]
-	ld [MusicFadeIDLo], a
+	ld [MusicFadeID], a
 	xor a
-	ld [MusicFadeIDHi], a
+	ld [MusicFadeID + 1], a
 	xor a
 	ld [$c319], a
 	ld [wc30d], a

misc/mobile_5f.asm

@@ -559,9 +559,9 @@ Function17d2ce: ; 17d2ce
 	ld de, MUSIC_MOBILE_CENTER
 	ld a, e
 	ld [wMapMusic], a
-	ld [MusicFadeIDLo], a
+	ld [MusicFadeID], a
 	ld a, d
-	ld [MusicFadeIDHi], a
+	ld [MusicFadeID + 1], a
 	call PlayMusic
 	call ReturnToMapFromSubmenu
 	call CloseSubmenu
@@ -4728,9 +4728,9 @@ Function17f5e4: ; 17f5e4
 	ld [MusicFade], a
 	ld de, MUSIC_NONE
 	ld a, e
-	ld [MusicFadeIDLo], a
+	ld [MusicFadeID], a
 	ld a, d
-	ld [MusicFadeIDHi], a
+	ld [MusicFadeID + 1], a
 	ld a, " "
 	hlcoord 0, 0
 	ld bc, SCREEN_WIDTH * SCREEN_HEIGHT
@@ -5274,9 +5274,9 @@ Function17ff23: ; 17ff23
 	ld a, $8
 	ld [MusicFade], a
 	ld a, [wMapMusic]
-	ld [MusicFadeIDLo], a
+	ld [MusicFadeID], a
 	xor a
-	ld [MusicFadeIDHi], a
+	ld [MusicFadeID + 1], a
 	ld hl, wc303
 	set 7, [hl]
 	ret

misc/mobile_menu.asm

@@ -856,9 +856,9 @@ Function4a6c5: ; 4a6c5 (12:66c5)
 	ld a, $5
 	ld [MusicFade], a
 	ld a, e
-	ld [MusicFadeIDLo], a
+	ld [MusicFadeID], a
 	ld a, d
-	ld [MusicFadeIDHi], a
+	ld [MusicFadeID + 1], a
 	ld c, 22
 	call DelayFrames
 	ret

wram.asm

@@ -2,7 +2,9 @@ INCLUDE "includes.asm"
 INCLUDE "macros/wram.asm"
 INCLUDE "vram.asm"
 
+
 SECTION "Stack", WRAM0
+
 wc000::
 StackBottom::
 	ds $100 - 1
@@ -12,10 +14,11 @@ StackTop::
 
 
 SECTION "Audio RAM", WRAM0
+
 wMusic::
-MusicPlaying:: ; c100
+
 ; nonzero if playing
-	ds 1
+MusicPlaying:: db ; c100
 
 Channels::
 Channel1:: channel_struct Channel1 ; c101
@@ -30,16 +33,15 @@ Channel7:: channel_struct Channel7 ; c22d
 Channel8:: channel_struct Channel8 ; c25f
 
 	ds 1 ; c291
-wCurTrackDuty:: ds 1
-wCurTrackIntensity:: ds 1
-wCurTrackFrequency:: dw
-wc296:: ds 1 ; BCD value, dummied out
-wCurNoteDuration:: ds 1 ; used in MusicE0 and LoadNote
 
-CurMusicByte:: ; c298
+wCurTrackDuty:: db
-	ds 1
+wCurTrackIntensity:: db
-CurChannel:: ; c299
+wCurTrackFrequency:: dw
-	ds 1
+wc296:: db ; BCD value, dummied out
+wCurNoteDuration:: db ; used in MusicE0 and LoadNote
+
+CurMusicByte:: db ; c298
+CurChannel:: db ; c299
 Volume:: ; c29a
 ; corresponds to $ff24
 ; Channel control / ON-OFF / Volume (R/W)
@@ -47,12 +49,12 @@ Volume:: ; c29a
 ;   bit 6-4 - SO2 output level (volume) (# 0-7)
 ;   bit 3 - Vin->SO1 ON/OFF
 ;   bit 2-0 - SO1 output level (volume) (# 0-7)
-	ds 1
+	db
 SoundOutput:: ; c29b
 ; corresponds to $ff25
 ; bit 4-7: ch1-4 so2 on/off
 ; bit 0-3: ch1-4 so1 on/off
-	ds 1
+	db
 SoundInput:: ; c29c
 ; corresponds to $ff26
 ; bit 7: global on/off
@@ -60,80 +62,69 @@ SoundInput:: ; c29c
 ; bit 1: ch2 on/off
 ; bit 2: ch3 on/off
 ; bit 3: ch4 on/off
-	ds 1
+	db
+
+MusicID:: dw ; c29d
+MusicBank:: db ; c29f
+NoiseSampleAddress:: dw ; c2a0
+wNoiseSampleDelay:: db ; c2a2
+	ds 1 ; c2a3
+MusicNoiseSampleSet:: db ; c2a4
+SFXNoiseSampleSet:: db ; c2a5
 
-MusicID::
-MusicIDLo:: ; c29d
-	ds 1
-MusicIDHi:: ; c29e
-	ds 1
-MusicBank:: ; c29f
-	ds 1
-NoiseSampleAddress::
-NoiseSampleAddressLo:: ; c2a0
-	ds 1
-NoiseSampleAddressHi:: ; c2a1
-	ds 1
-wNoiseSampleDelay:: ; noise delay? ; c2a2
-	ds 1
-; c2a3
-	ds 1
-MusicNoiseSampleSet:: ; c2a4
-	ds 1
-SFXNoiseSampleSet:: ; c2a5
-	ds 1
 Danger:: ; c2a6
 ; bit 7: on/off
 ; bit 4: pitch
 ; bit 0-3: counter
-	ds 1
+	db
+
 MusicFade:: ; c2a7
 ; fades volume over x frames
 ; bit 7: fade in/out
 ; bit 0-5: number of frames for each volume level
 ; $00 = none (default)
-	ds 1
+	db
-MusicFadeCount:: ; c2a8
+MusicFadeCount:: db ; c2a8
-	ds 1
+MusicFadeID:: dw ; c2a9
-MusicFadeID::
+
-wc2a9::
-MusicFadeIDLo:: ; c2a9
-	ds 1
-wc2aa::
-MusicFadeIDHi:: ; c2aa
-	ds 1
 	ds 5
-CryPitch:: ; c2b0
+
-	ds 2
+CryPitch:: dw ; c2b0
-CryLength:: ; c2b2
+CryLength:: dw ; c2b2
-	ds 2
+
-LastVolume:: ; c2b4
+LastVolume:: db ; c2b4
-	ds 1
+wc2b5:: db ; c2b5
-wc2b5:: ds 1
+
 SFXPriority:: ; c2b6
 ; if nonzero, turn off music when playing sfx
+	db
+
 	ds 1
-	ds 1
+
-Channel1JumpCondition:: ds 1
+Channel1JumpCondition:: db
-Channel2JumpCondition:: ds 1
+Channel2JumpCondition:: db
-Channel3JumpCondition:: ds 1
+Channel3JumpCondition:: db
-Channel4JumpCondition:: ds 1
+Channel4JumpCondition:: db
-wStereoPanningMask:: ds 1 ; c2bc
+
+wStereoPanningMask:: db ; c2bc
+
 CryTracks:: ; c2bd
 ; plays only in left or right track depending on what side the monster is on
 ; both tracks active outside of battle
-	ds 1
+	db
-wSFXDuration:: ds 1
+
+wSFXDuration:: db
 CurSFX:: ; c2bf
 ; id of sfx currently playing
-	ds 1
+	db
 ChannelsEnd::
-wMapMusic:: ; c2c0
-	ds 1
 
-wDontPlayMapMusicOnReload:: ds 1
+wMapMusic:: db ; c2c0
+
+wDontPlayMapMusicOnReload:: db
 wMusicEnd::
 
+
 SECTION "WRAM", WRAM0
 
 wLZAddress:: dw ; c2c2
@@ -141,69 +132,62 @@ wLZBank::    db ; c2c4
 
 	ds 1
 
-wBoxAlignment:: ds 1
+wBoxAlignment:: db
-InputType:: ; c2c7
-	ds 1
-AutoInputAddress:: ; c2c8
-	ds 2
-AutoInputBank:: ; c2ca
-	ds 1
-AutoInputLength:: ; c2cb
-	ds 1
 
-wMonStatusFlags:: ds 1
+InputType::        db ; c2c7
-wGameLogicPaused:: ds 1 ; c2cd
+AutoInputAddress:: dw ; c2c8
-wSpriteUpdatesEnabled:: ds 1
+AutoInputBank::    db ; c2ca
-wc2cf:: ds 1
+AutoInputLength::  db ; c2cb
-wMapTimeOfDay:: ds 1
+
+wMonStatusFlags:: db
+wGameLogicPaused:: db ; c2cd
+wSpriteUpdatesEnabled:: db
+wc2cf:: db
+wMapTimeOfDay:: db
 	ds 3
-wPrinterConnectionOpen:: ds 1
+wPrinterConnectionOpen:: db
-wPrinterOpcode:: ds 1
+wPrinterOpcode:: db
-wLastDexEntry:: ds 1
+wLastDexEntry:: db
-wDisableTextAcceleration:: ds 1
+wDisableTextAcceleration:: db
-wPreviousLandmark:: ds 1
+wPreviousLandmark:: db
-wCurrentLandmark:: ds 1
+wCurrentLandmark:: db
-wLandmarkSignTimer:: ds 2
+wLandmarkSignTimer:: dw
 wLinkMode:: ; c2dc
 ; 0 not in link battle
 ; 1 link battle
 ; 4 mobile battle
-	ds 1
+	db
 
-ScriptVar:: ; c2dd
+ScriptVar:: db ; c2dd
-	ds 1
 
-wPlayerNextMovement:: ds 1
+wPlayerNextMovement:: db
-wPlayerMovement:: ds 1
+wPlayerMovement:: db
 	ds 2
 wc2e2::
-wMovementPerson:: ds 1
+wMovementPerson:: db
 wMovementDataPointer:: ds 3 ; dba
 wc2e6:: ds 4
-wMovementByteWasControlSwitch:: ds 1
+wMovementByteWasControlSwitch:: db
-wMovementPointer:: ds 2 ; c2eb
+wMovementPointer:: dw ; c2eb
+
 	ds 3
 
-wTempObjectCopyMapObjectIndex:: ds 1 ; c2f0
+wTempObjectCopyMapObjectIndex:: db ; c2f0
-wTempObjectCopySprite:: ds 1 ; c2f1
+wTempObjectCopySprite:: db ; c2f1
-wTempObjectCopySpriteVTile:: ds 1 ; c2f2
+wTempObjectCopySpriteVTile:: db ; c2f2
-wTempObjectCopyPalette:: ds 1 ; c2f3
+wTempObjectCopyPalette:: db ; c2f3
-wTempObjectCopyMovement:: ds 1 ; c2f4
+wTempObjectCopyMovement:: db ; c2f4
-wTempObjectCopyRange:: ds 1 ; c2f5
+wTempObjectCopyRange:: db ; c2f5
-wTempObjectCopyX:: ds 1 ; c2f6
+wTempObjectCopyX:: db ; c2f6
-wTempObjectCopyY:: ds 1 ; c2f7
+wTempObjectCopyY:: db ; c2f7
-wTempObjectCopyRadius:: ds 1 ; c2f8
+wTempObjectCopyRadius:: db ; c2f8
 
 	ds 1
 
-TileDown:: ; c2fa
+TileDown::  db ; c2fa
-	ds 1
+TileUp::    db ; c2fb
-TileUp:: ; c2fb
+TileLeft::  db ; c2fc
-	ds 1
+TileRight:: db ; c2fd
-TileLeft:: ; c2fc
-	ds 1
-TileRight:: ; c2fd
-	ds 1
 
 TilePermissions:: ; c2fe
 ; set if tile behavior prevents
@@ -212,19 +196,36 @@ TilePermissions:: ; c2fe
 ; bit 2: up
 ; bit 1: left
 ; bit 0: right
-	ds 1
+	db
 
 	ds 1
 
+
 SECTION "wSpriteAnims", WRAM0
-; wc300 - wc313 is a 10x2 dictionary.
-; keys: taken from third column of SpriteAnimSeqData
-; values: VTiles
 
 UNION
+; wSpriteAnimDict is a 10x2 dictionary
+; keys: taken from third column of SpriteAnimSeqData
+; values: VTiles
 wSpriteAnimDict:: ds 10 * 2
 
+wSpriteAnimationStructs::
+; field  0:   index
+; fields 1-3: loaded from SpriteAnimSeqData
+SpriteAnim1::  sprite_anim_struct SpriteAnim1
+SpriteAnim2::  sprite_anim_struct SpriteAnim2
+SpriteAnim3::  sprite_anim_struct SpriteAnim3
+SpriteAnim4::  sprite_anim_struct SpriteAnim4
+SpriteAnim5::  sprite_anim_struct SpriteAnim5
+SpriteAnim6::  sprite_anim_struct SpriteAnim6
+SpriteAnim7::  sprite_anim_struct SpriteAnim7
+SpriteAnim8::  sprite_anim_struct SpriteAnim8
+SpriteAnim9::  sprite_anim_struct SpriteAnim9
+SpriteAnim10:: sprite_anim_struct SpriteAnim10
+wSpriteAnimationStructsEnd::
+
 NEXTU
+; mobile data
 wc300:: ds 1
 wc301:: ds 1
 wc302:: ds 1
@@ -244,62 +245,32 @@ wc310:: ds 1
 wc311:: ds 1
 wc312:: ds 1
 wc313:: ds 1
+wc314:: ds 152
+wc3ac:: ds 8
 ENDU
 
-wSpriteAnimationStructs::
+wSpriteAnimCount:: db
-; Field  0: Index
+wCurrSpriteOAMAddr:: db
-; Fields 1-3: Loaded from SpriteAnimSeqData
-wc314::
-SpriteAnim1:: sprite_anim_struct SpriteAnim1
-wc324::
-SpriteAnim2:: sprite_anim_struct SpriteAnim2
-wc334::
-SpriteAnim3:: sprite_anim_struct SpriteAnim3
-wc344::
-SpriteAnim4:: sprite_anim_struct SpriteAnim4
-wc354::
-SpriteAnim5:: sprite_anim_struct SpriteAnim5
-wc364::
-SpriteAnim6:: sprite_anim_struct SpriteAnim6
-wc374::
-SpriteAnim7:: sprite_anim_struct SpriteAnim7
-wc384::
-SpriteAnim8:: sprite_anim_struct SpriteAnim8
-wc394::
-SpriteAnim9:: sprite_anim_struct SpriteAnim9
-wc3a4::
 
-UNION
+CurIcon:: db ; c3b6
-SpriteAnim10:: sprite_anim_struct SpriteAnim10
-wSpriteAnimationStructsEnd::
-NEXTU
-	ds 8
-wc3ac:: ds 8 ; c3ac
-ENDU
 
-wSpriteAnimCount:: ds 1
+wCurIconTile:: db
-wCurrSpriteOAMAddr:: ds 1
-
-CurIcon:: ; c3b6
-	ds 1
-
-
-wCurIconTile:: ds 1
 wSpriteAnimAddrBackup::
 wSpriteAnimIDBuffer::
 wCurrSpriteAddSubFlags::
-	ds 2
+	dw
-wCurrAnimVTile:: ds 1
+wCurrAnimVTile:: db
-wCurrAnimXCoord:: ds 1
+wCurrAnimXCoord:: db
-wCurrAnimYCoord:: ds 1
+wCurrAnimYCoord:: db
-wCurrAnimXOffset:: ds 1
+wCurrAnimXOffset:: db
-wCurrAnimYOffset:: ds 1
+wCurrAnimYOffset:: db
-wGlobalAnimYOffset:: ds 1
+wGlobalAnimYOffset:: db
-wGlobalAnimXOffset:: ds 1
+wGlobalAnimXOffset:: db
 wSpriteAnimsEnd::
 
 	ds 11
 
+; mobile data
 wc3cc:: ds 1
 wc3cd:: ds 31
 wc3ec:: ds 1
@@ -352,6 +323,7 @@ TileMapEnd::
 
 
 SECTION "Battle", WRAM0
+
 UNION
 wc608::
 wOddEgg:: party_struct OddEgg