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#!/bin/sh
# Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
set -e
build=.
out=output.a
for i
do
case $i in
-o)
out=$2
shift 2
;;
-b)
build=$2
shift 2
;;
--)
shift
break
;;
-*)
echo usage: genwrappers.sh [-o output] [-b dir] file ... >&2
exit 1
;;
esac
done
awk '{sub(/[:blank:]*#.*/,"")}
!/^$/ && !/\\tpatch$/ !/\\treserved$/ {print $1*4, $2, $3}' "$@" |
while read idx lib sym
do
file=$build/${lib}_$sym
cat <<EOF > $file.s
.globl $sym
$sym:
ldr x17, =jmptbl
ldr x17, [x17]
mov x16, $idx
add x16, x16, x17
br x16
EOF
${CROSS_COMPILE}as -o $file.o $file.s
done
${CROSS_COMPILE}ar -rc $out $build/*.o
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