Merge branch 'battle_engine' of https://github.com/rh-hideout/pokeemerald-expansion into HEAD

asm/macros/battle_script.inc

@@ -1932,6 +1932,42 @@
 	various BS_ATTACKER, VARIOUS_SHELL_SIDE_ARM_CHECK
 	.endm
 
+	.macro jumpifcantfling battler:req, ptr:req
+	various \battler, VARIOUS_JUMP_IF_CANT_FLING
+	.4byte \ptr
+	.endm
+
+	.macro curecertainstatuses battler:req
+	various \battler, VARIOUS_CURE_CERTAIN_STATUSES
+	.endm
+
+	.macro tryresetnegativestatstages battler:req
+	various \battler, VARIOUS_TRY_RESET_NEGATIVE_STAT_STAGES
+	.endm
+
+	.macro jumpiflastuseditemberry ptr:req
+	various BS_ATTACKER, VARIOUS_JUMP_IF_LAST_USED_ITEM_BERRY
+	.4byte \ptr
+	.endm
+
+	.macro jumpiflastuseditemholdeffect battler:req, holdEffect:req, ptr:req
+	various \battler, VARIOUS_JUMP_IF_LAST_USED_ITEM_HOLD_EFFECT
+	.byte \holdEffect
+	.4byte \ptr
+	.endm
+
+	.macro savebattleritem battler:req
+	various \battler, VARIOUS_SAVE_BATTLER_ITEM
+	.endm
+
+	.macro restorebattleritem battler:req
+	various \battler, VARIOUS_RESTORE_BATTLER_ITEM
+	.endm
+
+	.macro battleritemtolastuseditem battler:req
+	various \battler, VARIOUS_BATTLER_ITEM_TO_LAST_USED_ITEM
+	.endm
+
 @ helpful macros
 	.macro setstatchanger stat:req, stages:req, down:req
 	setbyte sSTATCHANGER, \stat | \stages << 3 | \down << 7
@@ -2061,3 +2097,26 @@
 	jumpifsideaffecting BS_TARGET, SIDE_STATUS_SAFEGUARD, \jumpptr
 	1:
 	.endm
+
+	@ Will jump to script pointer if the target weighs less than 200 kg, or 441 lbs.
+	.macro jumpifunder200 battler:req, ptr:req
+	various \battler, VARIOUS_JUMP_IF_UNDER_200
+	.4byte \ptr
+	.endm
+
+	@ Sets the sky drop status and does all other necessary operations
+	.macro setskydrop
+	various 0, VARIOUS_SET_SKY_DROP
+	.endm
+
+	@ Clears the sky drop status and does all other necessary operations.
+	@ If the target fainted in before this script is called, it goes to the given script.
+	.macro clearskydrop ptr:req
+	various 0, VARIOUS_CLEAR_SKY_DROP
+	.4byte \ptr
+	.endm
+
+	@ Accounts for if the target of Sky Drop was in confuse_lock when the attacker falls asleep due to Yawn.
+	.macro skydropyawn
+	various 0, VARIOUS_SKY_DROP_YAWN
+	.endm