| 1 | #!/bin/sh |
| 2 | |
| 3 | # aarch64_tlsdesc.sh -- test R_AARCH64_TLSDESC_* relocations. |
| 4 | |
| 5 | # Copyright (C) 2017-2020 Free Software Foundation, Inc. |
| 6 | # Written by Igor Kudrin <ikudrin@accesssoftek.com>. |
| 7 | |
| 8 | # This file is part of gold. |
| 9 | |
| 10 | # This program is free software; you can redistribute it and/or modify |
| 11 | # it under the terms of the GNU General Public License as published by |
| 12 | # the Free Software Foundation; either version 3 of the License, or |
| 13 | # (at your option) any later version. |
| 14 | |
| 15 | # This program is distributed in the hope that it will be useful, |
| 16 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 17 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 18 | # GNU General Public License for more details. |
| 19 | |
| 20 | # You should have received a copy of the GNU General Public License |
| 21 | # along with this program; if not, write to the Free Software |
| 22 | # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
| 23 | # MA 02110-1301, USA. |
| 24 | |
| 25 | file=aarch64_tlsdesc.stdout |
| 26 | |
| 27 | get_address_by_reloc() |
| 28 | { |
| 29 | var=$1 |
| 30 | pattern="\<R_AARCH64_TLSDESC\>" |
| 31 | found=$(grep "$pattern" "$file") |
| 32 | if test -z "$found"; then |
| 33 | echo "GOT entry for a TLS symbol is not found in file $file." |
| 34 | echo "Search pattern: $pattern" |
| 35 | echo "" |
| 36 | echo "Actual output below:" |
| 37 | cat "$file" |
| 38 | exit 1 |
| 39 | fi |
| 40 | eval $var="0x0$(echo $found | awk -F'[: ]' '{ print $1 }')" |
| 41 | } |
| 42 | |
| 43 | check_adrp() |
| 44 | { |
| 45 | pattern="\<adrp[[:space:]]\+x0, 0\>" |
| 46 | found=$(grep "$pattern" "$file") |
| 47 | if test -z "$found"; then |
| 48 | echo "An ADRP immediate is supposed to be 0" |
| 49 | echo "Search pattern: $pattern" |
| 50 | echo "" |
| 51 | echo "Actual output below:" |
| 52 | cat "$file" |
| 53 | exit 1 |
| 54 | fi |
| 55 | } |
| 56 | |
| 57 | get_address_from_ldr() |
| 58 | { |
| 59 | var=$1 |
| 60 | pattern="\<ldr[[:space:]]\+x1\>" |
| 61 | found=$(grep "$pattern" "$file") |
| 62 | if test -z "$found"; then |
| 63 | echo "An LDR instruction is not found in file $file." |
| 64 | echo "Search pattern: $pattern" |
| 65 | echo "" |
| 66 | echo "Actual output below:" |
| 67 | cat "$file" |
| 68 | exit 1 |
| 69 | fi |
| 70 | eval $var="$(echo $found | awk -F'[#\\]]' '{ print $2 }')" |
| 71 | } |
| 72 | |
| 73 | get_address_from_add() |
| 74 | { |
| 75 | var=$1 |
| 76 | pattern="\<add[[:space:]]\+x0\>" |
| 77 | found=$(grep "$pattern" "$file") |
| 78 | if test -z "$found"; then |
| 79 | echo "An ADD instruction is not found in file $file." |
| 80 | echo "Search pattern: $pattern" |
| 81 | echo "" |
| 82 | echo "Actual output below:" |
| 83 | cat "$file" |
| 84 | exit 1 |
| 85 | fi |
| 86 | eval $var="$(echo $found | awk -F'#' '{ print $2 }')" |
| 87 | } |
| 88 | |
| 89 | check_adrp |
| 90 | get_address_by_reloc address_by_reloc |
| 91 | get_address_from_ldr address_from_ldr |
| 92 | get_address_from_add address_from_add |
| 93 | |
| 94 | if test $(($address_by_reloc)) -ne $(($address_from_ldr)); then |
| 95 | echo "The address in LDR instruction is wrong." |
| 96 | echo "" |
| 97 | echo "Actual output below:" |
| 98 | cat "$file" |
| 99 | exit 1 |
| 100 | fi |
| 101 | |
| 102 | if test $(($address_by_reloc)) -ne $(($address_from_add)); then |
| 103 | echo "The address in ADD instruction is wrong." |
| 104 | echo "" |
| 105 | echo "Actual output below:" |
| 106 | cat "$file" |
| 107 | exit 1 |
| 108 | fi |
| 109 | |
| 110 | exit 0 |