RGBDS syntax updates (#905)

New MACRO and DEF syntax

macros/data.asm

@@ -20,84 +20,84 @@
 ; - 180 = 71 percent - 1 = 70 percent + 2
 ; - 200 = 79 percent - 1
 ; - 230 = 90 percent + 1
-percent EQUS "* $ff / 100"
+DEF percent EQUS "* $ff / 100"
 
 ; e.g. 1 out_of 2 == 50 percent + 1 == $80
-out_of EQUS "* $100 /"
+DEF out_of EQUS "* $100 /"
 
-assert_power_of_2: MACRO
+MACRO assert_power_of_2
 	assert (\1) & ((\1) - 1) == 0, "\1 must be a power of 2"
 ENDM
 
 ; Constant data (db, dw, dl) macros
 
-dwb: MACRO
+MACRO dwb
 	dw \1
 	db \2
 ENDM
 
-dbw: MACRO
+MACRO dbw
 	db \1
 	dw \2
 ENDM
 
-dn: MACRO ; nybbles
-rept _NARG / 2
-	db ((\1) << 4) | (\2)
-	shift 2
-endr
+MACRO dn ; nybbles
+	rept _NARG / 2
+		db ((\1) << 4) | (\2)
+		shift 2
+	endr
 ENDM
 
-dc: MACRO ; "crumbs"
-rept _NARG / 4
-	db ((\1) << 6) | ((\2) << 4) | ((\3) << 2) | (\4)
-	shift 4
-endr
+MACRO dc ; "crumbs"
+	rept _NARG / 4
+		db ((\1) << 6) | ((\2) << 4) | ((\3) << 2) | (\4)
+		shift 4
+	endr
 ENDM
 
-dt: MACRO ; three-byte (big-endian)
+MACRO dt ; three-byte (big-endian)
 	db LOW((\1) >> 16), HIGH(\1), LOW(\1)
 ENDM
 
-dd: MACRO ; four-byte (big-endian)
+MACRO dd ; four-byte (big-endian)
 	db HIGH((\1) >> 16), LOW((\1) >> 16), HIGH(\1), LOW(\1)
 ENDM
 
-bigdw: MACRO ; big-endian word
+MACRO bigdw ; big-endian word
 	db HIGH(\1), LOW(\1)
 ENDM
 
-dba: MACRO ; dbw bank, address
-rept _NARG
-	dbw BANK(\1), \1
-	shift
-endr
+MACRO dba ; dbw bank, address
+	rept _NARG
+		dbw BANK(\1), \1
+		shift
+	endr
 ENDM
 
-dab: MACRO ; dwb address, bank
-rept _NARG
-	dwb \1, BANK(\1)
-	shift
-endr
+MACRO dab ; dwb address, bank
+	rept _NARG
+		dwb \1, BANK(\1)
+		shift
+	endr
 ENDM
 
-dba_pic: MACRO ; dbw bank, address
+MACRO dba_pic ; dbw bank, address
 	db BANK(\1) - PICS_FIX
 	dw \1
 ENDM
 
-bcd: MACRO
-rept _NARG
-	dn ((\1) % 100) / 10, (\1) % 10
-	shift
-endr
+MACRO bcd
+	rept _NARG
+		dn ((\1) % 100) / 10, (\1) % 10
+		shift
+	endr
 ENDM
 
-sine_table: MACRO
+MACRO sine_table
 ; \1 samples of sin(x) from x=0 to x<32768 (pi radians)
-x = 0
-rept \1
-	dw (sin(x) + (sin(x) & $ff)) >> 8 ; round up
-x += DIV(32768, \1) ; a circle has 65536 "degrees"
-endr
+	DEF x = 0
+	rept \1
+		dw (sin(x) + (sin(x) & $ff)) >> 8 ; round up
+		DEF x += DIV(32768, \1) ; a circle has 65536 "degrees"
+	endr
 ENDM