[POWERPC] make checkstack work with ARCH=powerpc

This patch adds 'powerpc' architecture support to checkstack.pl.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: Paul Mackerras <paulus@samba.org>

diff --git a/scripts/checkstack.pl b/scripts/checkstack.pl
index b349246..f7844f6 100755 (executable)
--- a/scripts/checkstack.pl
+++ b/scripts/checkstack.pl
@@ -62,6 +62,8 @@ my (@stack, $re, $x, $xs);
        } elsif ($arch eq 'ppc64') {
                #XXX
                $re = qr/.*stdu.*r1,-($x{1,8})\(r1\)/o;
+       } elsif ($arch eq 'powerpc') {
+               $re = qr/.*st[dw]u.*r1,-($x{1,8})\(r1\)/o;
        } elsif ($arch =~ /^s390x?$/) {
                #   11160:       a7 fb ff 60             aghi   %r15,-160
                $re = qr/.*ag?hi.*\%r15,-(([0-9]{2}|[3-9])[0-9]{2})/o;