diff options
| author | Youling Tang | 2023-12-16 14:40:54 +0800 |
|---|---|---|
| committer | Andrew Morton | 2023-12-29 12:22:25 -0800 |
| commit | d089622b32c389d6d6a1fa6bbd9e3f121b9bcd5b (patch) | |
| tree | a1ab34663849d23ffae57f7b85693be50b1fca3b /scripts/checkstack.pl | |
| parent | d738bced865a1473ea9a5e54734def2d40052e0c (diff) | |
checkstack: add loongarch support for scripts/checkstack.pl
scripts/checkstack.pl lacks support for the loongarch architecture. Add
support to detect "addi.{w,d} $sp, $sp, -FRAME_SIZE" stack frame
generation instruction.
Link: https://lkml.kernel.org/r/MW4PR84MB314514273F0B7DBCC5E35A978192A@MW4PR84MB3145.NAMPRD84.PROD.OUTLOOK.COM
Signed-off-by: Youling Tang <tangyouling@kylinos.cn>
Acked-by: Huacai Chen <chenhuacai@loongson.cn>
Cc: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'scripts/checkstack.pl')
| -rwxr-xr-x | scripts/checkstack.pl | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/scripts/checkstack.pl b/scripts/checkstack.pl index 13408714ba0f..7d3de232cb35 100755 --- a/scripts/checkstack.pl +++ b/scripts/checkstack.pl @@ -16,6 +16,7 @@ # sparc port by Martin Habets <errandir_news@mph.eclipse.co.uk> # ppc64le port by Breno Leitao <leitao@debian.org> # riscv port by Wadim Mueller <wafgo01@gmail.com> +# loongarch port by Youling Tang <tangyouling@kylinos.cn> # # Usage: # objdump -d vmlinux | scripts/checkstack.pl [arch] @@ -104,6 +105,9 @@ my (@stack, $re, $dre, $sub, $x, $xs, $funcre, $min_stack); } elsif ($arch =~ /^riscv(64)?$/) { #ffffffff8036e868: c2010113 addi sp,sp,-992 $re = qr/.*addi.*sp,sp,-(([0-9]{2}|[3-9])[0-9]{2})/o; + } elsif ($arch =~ /^loongarch(32|64)?$/) { + #9000000000224708: 02ff4063 addi.d $sp, $sp, -48(0xfd0) + $re = qr/.*addi\..*sp, .*sp, -([0-9]{1,8}).*/o; } else { print("wrong or unknown architecture \"$arch\"\n"); exit |