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#!/bin/sh
# aarch64_tlsdesc.sh -- test R_AARCH64_TLSDESC_* relocations.
# Copyright (C) 2017 Free Software Foundation, Inc.
# Written by Igor Kudrin <ikudrin@accesssoftek.com>.
# This file is part of gold.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
# MA 02110-1301, USA.
file=aarch64_tlsdesc.stdout
get_address_by_reloc()
{
var=$1
pattern="\<R_AARCH64_TLSDESC\>"
found=$(grep "$pattern" "$file")
if test -z "$found"; then
echo "GOT entry for a TLS symbol is not found in file $file."
echo "Search pattern: $pattern"
echo ""
echo "Actual output below:"
cat "$file"
exit 1
fi
eval $var="0x0$(echo $found | awk -F'[: ]' '{ print $1 }')"
}
check_adrp()
{
pattern="\<adrp[[:space:]]\+x0, 0\>"
found=$(grep "$pattern" "$file")
if test -z "$found"; then
echo "An ADRP immediate is supposed to be 0"
echo "Search pattern: $pattern"
echo ""
echo "Actual output below:"
cat "$file"
exit 1
fi
}
get_address_from_ldr()
{
var=$1
pattern="\<ldr[[:space:]]\+x1\>"
found=$(grep "$pattern" "$file")
if test -z "$found"; then
echo "An LDR instruction is not found in file $file."
echo "Search pattern: $pattern"
echo ""
echo "Actual output below:"
cat "$file"
exit 1
fi
eval $var="$(echo $found | awk -F'[#\\]]' '{ print $2 }')"
}
get_address_from_add()
{
var=$1
pattern="\<add[[:space:]]\+x0\>"
found=$(grep "$pattern" "$file")
if test -z "$found"; then
echo "An ADD instruction is not found in file $file."
echo "Search pattern: $pattern"
echo ""
echo "Actual output below:"
cat "$file"
exit 1
fi
eval $var="$(echo $found | awk -F'#' '{ print $2 }')"
}
check_adrp
get_address_by_reloc address_by_reloc
get_address_from_ldr address_from_ldr
get_address_from_add address_from_add
if test $(($address_by_reloc)) -ne $(($address_from_ldr)); then
echo "The address in LDR instruction is wrong."
echo ""
echo "Actual output below:"
cat "$file"
exit 1
fi
if test $(($address_by_reloc)) -ne $(($address_from_add)); then
echo "The address in ADD instruction is wrong."
echo ""
echo "Actual output below:"
cat "$file"
exit 1
fi
exit 0
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