# sh64 port by Paul Mundt
# 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]
+# objdump -d vmlinux | scripts/checkstack.pl [arch]
#
# TODO : Port to all architectures (one regex per arch)
if ($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 'avr32') {
+ #8000008a: 20 1d sub sp,4
+ #80000ca8: fa cd 05 b0 sub sp,sp,1456
+ $re = qr/^.*sub.*sp.*,([0-9]{1,8})/o;
} elsif ($arch =~ /^i[3456]86$/) {
#c0105234: 81 ec ac 05 00 00 sub $0x5ac,%esp
$re = qr/^.*[as][du][db] \$(0x$x{1,8}),\%esp$/o;
} elsif ($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;
# pair for larger users. -- PFM.
#a00048e0: d4fc40f0 addi.l r15,-240,r15
$re = qr/.*addi\.l.*r15,-(([0-9]{2}|[3-9])[0-9]{2}),r15/o;
+ } elsif ($arch =~ /^blackfin$/) {
+ # 0: 00 e8 38 01 LINK 0x4e0;
+ $re = qr/.*[[:space:]]LINK[[:space:]]*(0x$x{1,8})/o;
} else {
print("wrong or unknown architecture\n");
exit