[AVR32] checkstack support
Add regexes to recognize stack frame adjustments in AVR32 code. Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com>
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@ -12,6 +12,7 @@
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# sh64 port by Paul Mundt
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# Random bits by Matt Mackall <mpm@selenic.com>
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# M68k port by Geert Uytterhoeven and Andreas Schwab
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# AVR32 port by Haavard Skinnemoen <hskinnemoen@atmel.com>
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#
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# Usage:
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# objdump -d vmlinux | stackcheck.pl [arch]
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@ -37,6 +38,10 @@ my (@stack, $re, $x, $xs);
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if ($arch eq 'arm') {
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#c0008ffc: e24dd064 sub sp, sp, #100 ; 0x64
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$re = qr/.*sub.*sp, sp, #(([0-9]{2}|[3-9])[0-9]{2})/o;
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} elsif ($arch eq 'avr32') {
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#8000008a: 20 1d sub sp,4
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#80000ca8: fa cd 05 b0 sub sp,sp,1456
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$re = qr/^.*sub.*sp.*,([0-9]{1,8})/o;
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} elsif ($arch =~ /^i[3456]86$/) {
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#c0105234: 81 ec ac 05 00 00 sub $0x5ac,%esp
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$re = qr/^.*[as][du][db] \$(0x$x{1,8}),\%esp$/o;
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