M68000 AmigaOS

2015-07-13 19:37:46 +02:00
parent c06e97ef41
commit c6bc19e2a0
1 changed files with 33 additions and 0 deletions
--- a/a/assembler_m68000_amigaos.asm
+++ b/a/assembler_m68000_amigaos.asm
@@ -0,0 +1,33 @@
+; "Hello World" in Motorola 68000 machine language, for AmigaOS
+
+ExecBase     = 4
+OpenLibrary  = -552
+CloseLibrary = -414
+PutStr       = -948
+
+	section "main", code
+
+	; open "dos.library"
+
+	move.l	ExecBase, a6
+	lea	lib, a1
+	moveq	#0, d0
+	jsr	(OpenLibrary, a6)
+	move.l	d0, a6
+
+	; print the message
+
+	move.l	#msg, d1
+	jsr	(PutStr, a6)
+
+	; close the library, and exit with code 0
+
+	move.l	a6, a1
+	move.l	ExecBase, a6
+	jsr	(CloseLibrary, a6)
+
+	moveq	#0, d0
+	rts
+
+lib	dc.b	"dos.library", 0
+msg	dc.b	"Hello World!\n", 0