| #!/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 |
