ld/testsuite/ld-elf/tls.exp

   1 # Expect script for TLS tests.
   2 #   Copyright (C) 2017-2025 Free Software Foundation, Inc.
   3 #
   4 # This file is part of the GNU Binutils.
   5 #
   6 # This program is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 3 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program; if not, write to the Free Software
  18 # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  19 # MA 02110-1301, USA.
  20 #
  21
  22 # Make sure that binutils can correctly handle TLS.
  23
  24 if { !([istarget *-*-linux*]
  25        || [istarget arm*-*-uclinuxfdpiceabi]
  26        || [istarget *-*-nacl*]
  27        || [istarget *-*-gnu*]) || [istarget *ecoff] } then {
  28     return
  29 }
  30
  31 # Check to see if the C compiler works.
  32 if { ![check_compiler_available] } {
  33     return
  34 }
  35
  36 # This target requires extra GAS options when building PIC/PIE code.
  37 set AFLAGS_PIC ""
  38 if [istarget "sparc*-*-*"] {
  39     append AFLAGS_PIC " -K PIC -Av9"
  40 } elseif [istarget ia64-*-*] {
  41     append AFLAGS_PIC " -x"
  42 }
  43
  44 set ldflags "-pie -e _start -z text"
  45 if [istarget arm*-*-*] {
  46     append ldflags " --defsym __aeabi_read_tp=0"
  47 } elseif [istarget m68*-*-*] {
  48     append ldflags " --defsym __m68k_read_tp=0"
  49 } elseif [istarget microblaze-*-*] {
  50     append ldflags " --defsym __tls_get_addr=0"
  51 }
  52
  53 run_ld_link_tests [list \
  54     [list \
  55         "pr22263-1 -z text" \
  56         $ldflags \
  57         "" \
  58         "$AFLAGS_PIC" \
  59         { pr22263-1a.c pr22263-1b.c } \
  60         {} \
  61         "pr22263-1" \
  62         "-fPIE -O2 $NOSANITIZE_CFLAGS" \
  63     ] \
  64 ]
  65
  66 if [file exists tmpdir/pr22263-1] {
  67     run_ld_link_tests [list \
  68         [list \
  69             "pr22263-1 tprel optimisation" \
  70             $ldflags \
  71             "tmpdir/pr22263-1a.o tmpdir/pr22263-1b.o" \
  72             "" \
  73             {} \
  74             {{readelf -r pr22263-1.rd}} \
  75             "pr22263-1" \
  76             "" \
  77         ] \
  78     ] ia64-*-* m68*-*-* s390-*-* sh*-*-*
  79 }