linux-kernel - [PATCH 1/2] checkstack.pl: Add blackfin support

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Message-Id: <20190117215836.26137-1-rep.dot.nop@gmail.com>
Date:   Thu, 17 Jan 2019 22:58:35 +0100
From:   Bernhard Reutner-Fischer <rep.dot.nop@...il.com>
To:     linux-kernel@...r.kernel.org
Cc:     Bernhard Reutner-Fischer <rep.dot.nop@...il.com>
Subject: [PATCH 1/2] checkstack.pl: Add blackfin support

We've been carrying this since some time now.. Original submission:
http://lists.busybox.net/pipermail/busybox/2007-August/028420.html

Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@...il.com>
---
 scripts/checkstack.pl | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/scripts/checkstack.pl b/scripts/checkstack.pl
index 122aef5e4e14..8946fc99ad83 100755
--- a/scripts/checkstack.pl
+++ b/scripts/checkstack.pl
@@ -13,6 +13,7 @@
 #	sh64 port by Paul Mundt
 #	Random bits by Matt Mackall <mpm@...enic.com>
 #	M68k port by Geert Uytterhoeven and Andreas Schwab
+#	blackfin port by Alex Landau
 #	AArch64, PARISC ports by Kyle McMartin
 #	sparc port by Martin Habets <errandir_news@....eclipse.co.uk>
 #	ppc64le port by Breno Leitao <leitao@...ian.org>
@@ -54,6 +55,9 @@ my (@stack, $re, $dre, $x, $xs, $funcre);
 	} elsif ($arch eq 'arm') {
 		#c0008ffc:	e24dd064	sub	sp, sp, #100	; 0x64
 		$re = qr/.*sub.*sp, sp, #(([0-9]{2}|[3-9])[0-9]{2})/o;
+	} elsif ($arch eq 'blackfin') {
+		#      52:       00 e8 03 00     LINK 0xc;
+		$re = qr/.*LINK (0x$x{1,5});$/o;
 	} elsif ($arch =~ /^x86(_64)?$/ || $arch =~ /^i[3456]86$/) {
 		#c0105234:       81 ec ac 05 00 00       sub    $0x5ac,%esp
 		# or
-- 
2.20.1