RFA: ia64 gdb.asm testsuite support

["J. Johnston" <jjohnstn@redhat.com>]

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The following patch adds support for the ia64 to the gdb.asm testsuite.
With it, there are 28 more successes for the testsuite.

Ok to commit?

-- Jeff J.

2003-08-07  Jeff Johnston  <jjohnstn@redhat.com>

	* gdb.asm/asm-source.exp: Add ia64 support.
	* gdb.asm/ia64.inc: New file.


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Index: asm-source.exp
===================================================================
RCS file: /cvs/src/src/gdb/testsuite/gdb.asm/asm-source.exp,v
retrieving revision 1.40
diff -u -p -r1.40 asm-source.exp
--- asm-source.exp	15 Jul 2003 17:23:32 -0000	1.40
+++ asm-source.exp	7 Aug 2003 17:17:38 -0000
@@ -102,6 +102,10 @@ switch -glob -- [istarget] {
     "m68k-*-*" {
         set asm-arch m68k
     }
+    "ia64-*-*" {
+        set asm-arch ia64
+        set asm-flags "-gdwarf2 -I${srcdir}/${subdir} -I${objdir}/${subdir}"
+    }
 }
 
 if { "${asm-arch}" == "" } {
Index: ia64.inc
===================================================================
RCS file: ia64.inc
diff -N ia64.inc
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ ia64.inc	7 Aug 2003 17:17:38 -0000
@@ -0,0 +1,49 @@
+	comment "subroutine prologue"
+	.macro gdbasm_enter
+	alloc r33=ar.pfs,0,2,0,0
+	mov r32=b0
+	nop.i 0
+	.endm
+
+	comment "subroutine epilogue"
+	.macro gdbasm_leave
+	nop.m 0
+	mov ar.pfs=r33
+	mov b0=r32
+	nop.m 0
+	nop.f 0
+	br.ret.sptk.many b0
+	.endm
+
+	.macro gdbasm_call subr
+	nop.m 0
+	nop.f 0
+	br.call.sptk.many b0=\subr
+	.endm
+
+	.macro gdbasm_several_nops
+	nop.m 0
+	nop.i 0
+	nop.i 0
+	.endm
+
+	comment "exit (0)"
+	.macro gdbasm_exit0
+	break.m 0x0
+	nop.m 0
+	nop.i 0
+	.endm
+
+	comment "crt0 startup"
+	.macro gdbasm_startup
+	mov r32=r0
+	nop.i 0
+	nop.i 0
+	.endm
+
+	comment "Declare a data variable"
+	.macro gdbasm_datavar name value
+	.data
+\name:
+	.long	\value
+	.endm