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Groups > linux.kernel > #1559099

[PATCH 19/22] scripts/checkstack.pl: Add openrisc support

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Openrisc stack pointer is managed by decrementing r1. Add regexes to
recognize this.

Signed-off-by: Stafford Horne <shorne@gmail.com>
---
 scripts/checkstack.pl | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/scripts/checkstack.pl b/scripts/checkstack.pl
index dd83978..eea5b78 100755
--- a/scripts/checkstack.pl
+++ b/scripts/checkstack.pl
@@ -106,6 +106,9 @@ my (@stack, $re, $dre, $x, $xs, $funcre);
 	} elsif ($arch eq 'sparc' || $arch eq 'sparc64') {
 		# f0019d10:       9d e3 bf 90     save  %sp, -112, %sp
 		$re = qr/.*save.*%sp, -(([0-9]{2}|[3-9])[0-9]{2}), %sp/o;
+	} elsif ($arch eq 'openrisc') {
+		# c000043c:       9c 21 fe f0     l.addi r1,r1,-272
+		$re = qr/.*l\.addi.*r1,r1,-(([0-9]{2}|[3-9])[0-9]{2})/o;
 	} else {
 		print("wrong or unknown architecture \"$arch\"\n");
 		exit
-- 
2.9.3

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[PATCH 00/22] Openrisc patchees from backlog for 4.11 Stafford Horne <shorne@gmail.com> - 2017-01-15 00:10 +0100
  [PATCH 19/22] scripts/checkstack.pl: Add openrisc support Stafford Horne <shorne@gmail.com> - 2017-01-15 00:20 +0100
  [PATCH 16/22] openrisc: Add optimized memcpy routine Stafford Horne <shorne@gmail.com> - 2017-01-15 00:20 +0100
  [PATCH 12/22] openrisc: remove unnecessary stddef.h include Stafford Horne <shorne@gmail.com> - 2017-01-15 00:20 +0100
  [PATCH 21/22] openrisc: entry: Fix delay slot detection Stafford Horne <shorne@gmail.com> - 2017-01-15 00:20 +0100
  [PATCH 14/22] openrisc: Initial support for the idle state Stafford Horne <shorne@gmail.com> - 2017-01-15 00:20 +0100
  [PATCH 15/22] openrisc: Add optimized memset Stafford Horne <shorne@gmail.com> - 2017-01-15 00:20 +0100
  [PATCH 10/22] openrisc: add spinlock implementation Stafford Horne <shorne@gmail.com> - 2017-01-15 00:20 +0100
  [PATCH 11/22] openrisc: add futex_atomic_* implementations Stafford Horne <shorne@gmail.com> - 2017-01-15 00:20 +0100
  [PATCH 03/22] openrisc: tlb miss handler optimizations Stafford Horne <shorne@gmail.com> - 2017-01-15 00:20 +0100
  [PATCH 17/22] openrisc: Add .gitignore Stafford Horne <shorne@gmail.com> - 2017-01-15 00:20 +0100
  [PATCH 13/22] openrisc: Fix the bitmask for the unit present register Stafford Horne <shorne@gmail.com> - 2017-01-15 00:20 +0100
  [PATCH 22/22] openrisc: head: Move init strings to rodata section Stafford Horne <shorne@gmail.com> - 2017-01-15 00:20 +0100
  [PATCH 07/22] openrisc: add atomic bitops Stafford Horne <shorne@gmail.com> - 2017-01-15 00:20 +0100
    Re: [PATCH 07/22] openrisc: add atomic bitops kbuild test robot <lkp@intel.com> - 2017-01-15 06:40 +0100
      Re: [PATCH 07/22] openrisc: add atomic bitops Stafford Horne <shorne@gmail.com> - 2017-01-15 09:30 +0100
  [PATCH 09/22] openrisc: add optimized atomic operations Stafford Horne <shorne@gmail.com> - 2017-01-15 00:20 +0100
  [PATCH 18/22] MAINTAINERS: Add the openrisc official repository Stafford Horne <shorne@gmail.com> - 2017-01-15 00:20 +0100
  [PATCH 20/22] openrisc: entry: Whitespace and comment cleanups Stafford Horne <shorne@gmail.com> - 2017-01-15 00:20 +0100
  Re: [PATCH 00/22] Openrisc patchees from backlog for 4.11 Guenter Roeck <linux@roeck-us.net> - 2017-01-15 06:20 +0100
    Re: [PATCH 00/22] Openrisc patchees from backlog for 4.11 Stafford Horne <shorne@gmail.com> - 2017-01-15 09:40 +0100
    Re: [PATCH 00/22] Openrisc patchees from backlog for 4.11 Stafford Horne <shorne@gmail.com> - 2017-01-16 13:00 +0100

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