diff options
Diffstat (limited to 'tools/perf/arch/loongarch/entry')
| -rwxr-xr-x | tools/perf/arch/loongarch/entry/syscalls/mksyscalltbl | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/tools/perf/arch/loongarch/entry/syscalls/mksyscalltbl b/tools/perf/arch/loongarch/entry/syscalls/mksyscalltbl new file mode 100755 index 0000000000..c10ad3580a --- /dev/null +++ b/tools/perf/arch/loongarch/entry/syscalls/mksyscalltbl @@ -0,0 +1,45 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 +# +# Generate system call table for perf. Derived from +# powerpc script. +# +# Author(s): Ming Wang <wangming01@loongson.cn> +# Author(s): Huacai Chen <chenhuacai@loongson.cn> +# Copyright (C) 2020-2023 Loongson Technology Corporation Limited + +gcc=$1 +hostcc=$2 +incpath=$3 +input=$4 + +if ! test -r $input; then + echo "Could not read input file" >&2 + exit 1 +fi + +create_sc_table() +{ + local sc nr max_nr + + while read sc nr; do + printf "%s\n" " [$nr] = \"$sc\"," + max_nr=$nr + done + + echo "#define SYSCALLTBL_LOONGARCH_MAX_ID $max_nr" +} + +create_table() +{ + echo "#include \"$input\"" + echo "static const char *const syscalltbl_loongarch[] = {" + create_sc_table + echo "};" +} + +$gcc -E -dM -x c -I $incpath/include/uapi $input \ + |awk '$2 ~ "__NR" && $3 !~ "__NR3264_" { + sub("^#define __NR(3264)?_", ""); + print | "sort -k2 -n"}' \ + |create_table |