Rename dt and dd to bigdt and bigdd (#1141)

This makes their big-endianness obvious and matches `bigdw`

macros/data.asm

@@ -55,16 +55,25 @@ MACRO dc ; "crumbs"
 	endr
 ENDM
 
-MACRO dt ; three-byte (big-endian)
-	db LOW((\1) >> 16), HIGH(\1), LOW(\1)
-ENDM
-
-MACRO dd ; four-byte (big-endian)
-	db HIGH((\1) >> 16), LOW((\1) >> 16), HIGH(\1), LOW(\1)
-ENDM
-
 MACRO bigdw ; big-endian word
-	db HIGH(\1), LOW(\1)
+	rept _NARG
+		db HIGH(\1), LOW(\1)
+		shift
+	endr
+ENDM
+
+MACRO bigdt ; big-endian "tribyte"
+	rept _NARG
+		db LOW((\1) >> 16), HIGH(\1), LOW(\1)
+		shift
+	endr
+ENDM
+
+MACRO bigdd ; big-endian "double word"
+	rept _NARG
+		db HIGH((\1) >> 16), LOW((\1) >> 16), HIGH(\1), LOW(\1)
+		shift
+	endr
 ENDM
 
 MACRO dba ; dbw bank, address

macros/legacy.asm

@@ -13,6 +13,14 @@ ENDM
 
 ; macros/data.asm
 
+MACRO dt
+	bigdt \1
+ENDM
+
+MACRO dd
+	bigdd \1
+ENDM
+
 MACRO dbbw
 	db \1, \2
 	dw \3

macros/scripts/events.asm

@@ -229,21 +229,21 @@ ENDM
 MACRO givemoney
 	db givemoney_command
 	db \1 ; account
-	dt \2 ; money
+	bigdt \2 ; money
 ENDM
 
 	const takemoney_command ; $23
 MACRO takemoney
 	db takemoney_command
 	db \1 ; account
-	dt \2 ; money
+	bigdt \2 ; money
 ENDM
 
 	const checkmoney_command ; $24
 MACRO checkmoney
 	db checkmoney_command
 	db \1 ; account
-	dt \2 ; money
+	bigdt \2 ; money
 ENDM
 
 	const givecoins_command ; $25