1#!/bin/sh
 2# Copyright (C) 2018, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com>
 3# SPDX-License-Identifier: LGPL-2.1
 4
 5[ $# -eq 1 ] && x86_header_dir=$1 || x86_header_dir=tools/arch/x86/include/uapi/asm/
 6
 7prctl_arch_header=${x86_header_dir}/prctl.h
 8
 9print_range () {
10	idx=$1
11	prefix=$2
12	first_entry=$3
13
14	printf "#define x86_arch_prctl_codes_%d_offset %s\n" $idx $first_entry
15	printf "static const char *x86_arch_prctl_codes_%d[] = {\n" $idx
16	regex=`printf '^[[:space:]]*#[[:space:]]*define[[:space:]]+ARCH_([[:alnum:]_]+)[[:space:]]+(%s[[:xdigit:]]+).*' ${prefix}`
17	fmt="\t[%#x - ${first_entry}]= \"%s\",\n"
18	grep -E -q $regex ${prctl_arch_header} && \
19	(grep -E $regex ${prctl_arch_header} | \
20		sed -r "s/$regex/\2 \1/g"	| \
21		xargs printf "$fmt")
22	printf "};\n\n"
23}
24
25print_range 1 0x1 0x1001
26print_range 2 0x2 0x2001
27print_range 3 0x4 0x4001