[RFA] Support for m68k in asm-source.exp

[Andreas Schwab <schwab@suse.de>]

This adds support for m68k in asm-source.exp in the testsuite (no
failures on m68k-linux).  OK for HEAD and 6.0 branch?

Andreas.

2003-07-06  Andreas Schwab  <schwab@suse.de>

	* gdb.asm/m68k.inc: New file.
	* gdb.asm/asm-source.exp: Use it for m68k-*-*.

--- gdb/testsuite/gdb.asm/asm-source.exp.~1.38.~	2003-06-03 00:08:50.000000000 +0200
+++ gdb/testsuite/gdb.asm/asm-source.exp	2003-07-06 20:05:49.000000000 +0200
@@ -99,6 +99,9 @@ switch -glob -- [istarget] {
         set asm-arch v850
         set gdb_wrapper_initialized 1
     }
+    "m68k-*-*" {
+        set asm-arch m68k
+    }
 }
 
 if { "${asm-arch}" == "" } {
--- /dev/null	2003-03-16 18:50:40.000000000 +0100
+++ gdb/testsuite/gdb.asm/m68k.inc	2003-07-06 20:04:02.000000000 +0200
@@ -0,0 +1,38 @@
+	comment "subroutine prologue"
+	.macro gdbasm_enter
+	link	%a6,#0
+	.endm
+
+	comment "subroutine epilogue"
+	.macro gdbasm_leave
+	unlk	%a6
+	rts
+	.endm
+
+	.macro gdbasm_call subr
+	jbsr	\subr
+	.endm
+
+	.macro gdbasm_several_nops
+	nop
+	nop
+	nop
+	nop
+	.endm
+
+	comment "exit (0)"
+	.macro gdbasm_exit0
+	illegal
+	.endm
+
+	comment "crt0 startup"
+	.macro gdbasm_startup
+	lea	0,%a6
+	.endm
+
+	comment "Declare a data variable"
+	.macro gdbasm_datavar name value
+	.data
+\name:
+	.long	\value
+	.endm