initial support for Mega65 extra ROM

c64/basic/commands/cmd_break.s

@@ -1,3 +1,6 @@
+#if ROM_LAYOUT_STD || (ROM_LAYOUT_M65 && SEGMENT_BASIC_0)
+
+
 cmd_stop:
 	ldx #30 // "BREAK"
 	jsr print_packed_message
@@ -20,3 +23,6 @@ cmd_stop:
 
 cmd_end:
 	jmp basic_main_loop
+
+
+#endif // ROM layout

c64/basic/commands/cmd_list.s

@@ -1,5 +1,7 @@
+#if ROM_LAYOUT_STD || (ROM_LAYOUT_M65 && SEGMENT_BASIC_0)
+
 // LIST basic text.
-// XXX - Doesn't currently support line number ranges
+// XXX - Does not currently support line number ranges
 
 cmd_list:
 
@@ -148,3 +150,4 @@ list_end_of_line:
 	jmp print_return
 
 
+#endif // ROM layout

c64/basic/commands/cmd_load.s

@@ -1,3 +1,6 @@
+#if ROM_LAYOUT_STD || (ROM_LAYOUT_M65 && SEGMENT_BASIC_0)
+
+
 cmd_load:
 
 	// Parse filename
@@ -7,7 +10,7 @@ cmd_load:
 	// Parse optional device #
 	// Parse optional secondary address
 	
-	// XXX - C64 BASIC apparently doesn't clear variables after a LOAD in the
+	// XXX - C64 BASIC apparently does not clear variables after a LOAD in the
 	// middle of a program. For safety, we do.
 	jsr basic_do_clr
 	
@@ -77,7 +80,7 @@ got_devicenumber:
 	sta SA
 	jmp cmd_load_got_secondaryaddress
 !:
-	// Second parameter is above 255, this can't be a secondary address
+	// Second parameter is above 255, this can not be a secondary address
 	// Use it as load address instead
 	// XXX temporary syntax, it would be better to use something
 	// XXX like 'LOAD"FILE",8 TO 49152'
@@ -126,3 +129,6 @@ load_no_error:
 
 	// XXX - should run program if LOAD was used in program mode
 	jmp basic_main_loop
+
+
+#endif // ROM layout

c64/basic/commands/cmd_new.s

@@ -1,3 +1,5 @@
+#if ROM_LAYOUT_STD || (ROM_LAYOUT_M65 && SEGMENT_BASIC_0)
+
 
 cmd_new:
 	jsr basic_do_new
@@ -78,3 +80,6 @@ basic_do_clr:
 	sta STREND+1
 
 	rts
+
+
+#endif // ROM layout

c64/basic/commands/cmd_rem.s

@@ -1,4 +1,9 @@
+#if ROM_LAYOUT_STD || (ROM_LAYOUT_M65 && SEGMENT_BASIC_0)
+
 // REM statement just skips to the next line
 
 cmd_rem:
 	jmp basic_end_of_line
+
+
+#endif // ROM layout

c64/basic/commands/cmd_run.s

@@ -1,3 +1,6 @@
+#if ROM_LAYOUT_STD || (ROM_LAYOUT_M65 && SEGMENT_BASIC_0)
+
+
 cmd_run:
 	// RUN clears all variables
 	jsr basic_do_clr
@@ -15,8 +18,11 @@ cmd_goto:
 	jsr basic_parse_line_number
 	jsr basic_find_line
 	bcc !+
-	// Line doesn't exist, so report error
+	// Line does not exist, so report error
 	jmp do_UNDEFD_STATEMENT_error
 !:
 	// Run it!
 	jmp basic_execute_from_current_line
+
+
+#endif // ROM layout

c64/basic/commands/cmd_sys.s

@@ -1,3 +1,6 @@
+#if ROM_LAYOUT_STD || (ROM_LAYOUT_M65 && SEGMENT_BASIC_0)
+
+
 cmd_sys:
 	
 	jsr basic_end_of_statement_check
@@ -66,3 +69,6 @@ cmd_sys_setup_call:
 
 cmd_sys_hack_str:
 	.byte $FF, $AC, $36, $35, $36, $00
+
+
+#endif // ROM layout

c64/basic/commands/cmd_unimplemented.s

@@ -1,3 +1,5 @@
+#if ROM_LAYOUT_STD || (ROM_LAYOUT_M65 && SEGMENT_BASIC_0)
+
 //
 // Default handler for all not-yet-implemented commands
 //
@@ -154,3 +156,6 @@ cmd_go:
 cmd_unimplemented:
 
 	jmp do_NOT_IMPLEMENTED_error
+
+
+#endif // ROM layout