1#!/bin/sh
2# SPDX-License-Identifier: GPL-2.0
3#
4# Generate system call table for perf. Derived from
5# s390 script.
6#
7# Copyright IBM Corp. 2017
8# Author(s):  Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
9# Changed by: Ravi Bangoria <ravi.bangoria@linux.vnet.ibm.com>
10
11wordsize=$1
12SYSCALL_TBL=$2
13
14if ! test -r $SYSCALL_TBL; then
15	echo "Could not read input file" >&2
16	exit 1
17fi
18
19create_table()
20{
21	local wordsize=$1
22	local max_nr nr abi sc discard
23	max_nr=-1
24	nr=0
25
26	echo "static const char *const syscalltbl_powerpc_${wordsize}[] = {"
27	while read nr abi sc discard; do
28		if [ "$max_nr" -lt "$nr" ]; then
29			printf '\t[%d] = "%s",\n' $nr $sc
30			max_nr=$nr
31		fi
32	done
33	echo '};'
34	echo "#define SYSCALLTBL_POWERPC_${wordsize}_MAX_ID $max_nr"
35}
36
37grep -E "^[[:digit:]]+[[:space:]]+(common|spu|nospu|${wordsize})" $SYSCALL_TBL \
38	|sort -k1 -n                                                           \
39	|create_table ${wordsize}
40