[PARISC] Port checkstack.pl to parisc

Signed-off-by: Kyle McMartin <kyle@mcmartin.ca>
diff --git a/scripts/checkstack.pl b/scripts/checkstack.pl
index b458e2a..c3b42f9 100755
--- a/scripts/checkstack.pl
+++ b/scripts/checkstack.pl
@@ -13,6 +13,7 @@
 #	Random bits by Matt Mackall <mpm@selenic.com>
 #	M68k port by Geert Uytterhoeven and Andreas Schwab
 #	AVR32 port by Haavard Skinnemoen <hskinnemoen@atmel.com>
+#	PARISC port by Kyle McMartin <kyle@parisc-linux.org>
 #
 #	Usage:
 #	objdump -d vmlinux | stackcheck.pl [arch]
@@ -61,6 +62,8 @@
 	} elsif ($arch eq 'mips') {
 		#88003254:       27bdffe0        addiu   sp,sp,-32
 		$re = qr/.*addiu.*sp,sp,-(([0-9]{2}|[3-9])[0-9]{2})/o;
+	} elsif ($arch eq 'parisc' || $arch eq 'parisc64') {
+		$re = qr/.*ldo ($x{1,8})\(sp\),sp/o;
 	} elsif ($arch eq 'ppc') {
 		#c00029f4:       94 21 ff 30     stwu    r1,-208(r1)
 		$re = qr/.*stwu.*r1,-($x{1,8})\(r1\)/o;