Use macros for predef calls/jumps instead of static ids.

engine/menu/bills_pc.asm

@@ -466,10 +466,8 @@ Func_2174b: ; 2174b (8:574b)
 	ld a, $2
 .asm_217b0
 	ld [wcc49], a
-	ld a, $36
-	call Predef
-	ld a, $37
-	call Predef
+	predef StatusScreen
+	predef StatusScreen2
 	call LoadScreenTilesFromBuffer1
 	call ReloadTilesetTilePatterns
 	call GoPAL_SET_CF1C

engine/menu/diploma.asm

@@ -14,8 +14,7 @@ DisplayDiploma: ; 566e2 (15:66e2)
 	call FarCopyData2
 	ld hl, wTileMap
 	ld bc, $1012
-	ld a, $27
-	call Predef
+	predef Func_5ab0
 	ld hl, DiplomaTextPointersAndCoords ; $6784
 	ld c, $5
 .asm_56715

engine/menu/main_menu.asm

@@ -9,8 +9,7 @@ MainMenu: ; 5af2 (1:5af2)
 	jr nc,.next0
 
 	; Predef 52 loads the save from SRAM to RAM
-	ld a,$52
-	call Predef
+	predef LoadSAV
 
 .next0
 	ld c,20

engine/menu/oaks_pc.asm

@@ -8,8 +8,7 @@ OpenOaksPC: ; 1e915 (7:6915)
 	ld a, [wCurrentMenuItem] ; wCurrentMenuItem
 	and a
 	jr nz, .asm_1e932
-	ld a, $56
-	call Predef
+	predef DisplayDexRating
 .asm_1e932
 	ld hl, ClosedOaksPCText
 	call PrintText

engine/menu/party_menu.asm

@@ -93,8 +93,7 @@ RedrawPartyMenu_: ; 12ce3 (4:6ce3)
 	set 0,a
 	ld [$FFF6],a
 	add hl,bc
-	ld a,$60
-	call Predef ; draw HP bar and prints current / max HP
+	predef Func_128f6 ; draw HP bar and prints current / max HP
 	ld a,[$FFF6]
 	res 0,a
 	ld [$FFF6],a
@@ -103,8 +102,7 @@ RedrawPartyMenu_: ; 12ce3 (4:6ce3)
 	jr .printLevel
 .teachMoveMenu
 	push hl
-	ld a,$43
-	call Predef ; check if the pokemon can learn the move
+	predef CanLearnTM ; check if the pokemon can learn the move
 	pop hl
 	ld de,.ableToLearnMoveText
 	ld a,c

engine/menu/pokedex.asm

@@ -145,8 +145,7 @@ HandlePokedexSideMenu: ; 4006d (10:406d)
 	call PlaySound ; play sound
 	jr .handleMenuInput
 .choseArea
-	ld a,$4a
-	call Predef ; display pokemon areas
+	predef LoadTownMap_Nest ; display pokemon areas
 	ld b,0
 	jr .exitSideMenu
 
@@ -392,8 +391,7 @@ IsPokemonBitSet: ; 402c2 (10:42c2)
 	dec a
 	ld c,a
 	ld b,2
-	ld a,$10
-	call Predef
+	predef FlagActionPredef
 	ld a,c
 	and a
 	ret

engine/menu/prize_menu.asm

@@ -257,8 +257,7 @@ HandlePrizeChoice: ; 528c6 (14:68c6)
 	ld hl,$FFA1
 	ld de,wPlayerCoins + 1
 	ld c,$02 ; how many bytes
-	ld a,$0C
-	call Predef ; subtract coins (BCD daa operations)
+	predef SubBCDPredef ; subtract coins (BCD daa operations)
 	jp PrintPrizePrice
 .BagFull
 	ld hl,PrizeRoomBagIsFullTextPtr

engine/menu/start_sub_menus.asm

@@ -1,6 +1,5 @@
 StartMenu_Pokedex: ; 13095 (4:7095)
-	ld a,$29
-	call Predef
+	predef ShowPokedexMenu
 	call LoadScreenTilesFromBuffer2 ; restore saved screen
 	call Delay3
 	call LoadGBPal
@@ -98,10 +97,8 @@ StartMenu_Pokemon: ; 130a9 (4:70a9)
 	call ClearSprites
 	xor a
 	ld [wcc49],a
-	ld a,$36
-	call Predef
-	ld a,$37
-	call Predef
+	predef StatusScreen
+	predef StatusScreen2
 	call ReloadMapData
 	jp StartMenu_Pokemon
 .choseOutOfBattleMove
@@ -155,8 +152,7 @@ StartMenu_Pokemon: ; 130a9 (4:70a9)
 .cut
 	bit 1,a ; does the player have the Cascade Badge?
 	jp z,.newBadgeRequired
-	ld a,$3c
-	call Predef
+	predef UsedCut
 	ld a,[wcd6a]
 	and a
 	jp z,.loop
@@ -181,8 +177,7 @@ StartMenu_Pokemon: ; 130a9 (4:70a9)
 .strength
 	bit 3,a ; does the player have the Rainbow Badge?
 	jp z,.newBadgeRequired
-	ld a,$5b
-	call Predef
+	predef PrintStrengthTxt
 	call GBPalWhiteOutWithDelay3
 	jp .goBackToMap
 .flash
@@ -515,8 +510,7 @@ StartMenu_TrainerInfo: ; 13460 (4:7460)
 	xor a
 	ld [$ffd7],a
 	call DrawTrainerInfo
-	ld a,$2e
-	call Predef ; draw badges
+	predef DrawBadges ; draw badges
 	ld b,$0d
 	call GoPAL_SET
 	call GBPalNormal
@@ -535,8 +529,7 @@ StartMenu_TrainerInfo: ; 13460 (4:7460)
 DrawTrainerInfo: ; 1349a (4:749a)
 	ld de,RedPicFront
 	ld bc,(BANK(RedPicFront) << 8) | $01
-	ld a,$3b
-	call Predef
+	predef Predef3B
 	call DisableLCD
 	FuncCoord 0,2
 	ld hl,Coord
@@ -711,8 +704,7 @@ StartMenu_SaveReset: ; 135e3 (4:75e3)
 	ld a,[wd72e]
 	bit 6,a ; is the player using the link feature?
 	jp nz,Init
-	ld a,$3f
-	call Predef ; save the game
+	predef SaveSAV ; save the game
 	call LoadScreenTilesFromBuffer2 ; restore saved screen
 	jp HoldTextDisplayOpen
 

engine/menu/status_screen.asm

@@ -84,8 +84,7 @@ StatusScreen: ; 12953 (4:6953)
 	ld a, [W_MONHDEXNUM]
 	ld [wd11e], a
 	ld [wd0b5], a
-	ld a, $3a
-	call Predef
+	predef IndexToPokedex
 	FuncCoord 3,7
 	ld hl, Coord
 	ld de, wd11e
@@ -93,8 +92,7 @@ StatusScreen: ; 12953 (4:6953)
 	call PrintNumber ; Pokémon no.
 	FuncCoord 11,10
 	ld hl, Coord
-	ld a, $4b
-	call Predef ; Prints the type (?)
+	predef Func_27d6b ; Prints the type (?)
 	ld hl, NamePointers2 ; $6a9d
 	call .unk_12a7e
 	ld d, h

engine/menu/vending_machine.asm

@@ -71,8 +71,7 @@ VendingMachineMenu: ; 74ee0 (1d:4ee0)
 	ld hl, $ffde
 	ld de, wPlayerMoney + 2 ; wd349
 	ld c, $3
-	ld a, $c ; SubBCDPredef
-	call Predef
+	predef SubBCDPredef
 	ld a, $13
 	ld [wd125], a
 	jp DisplayTextBoxID