gcc/testsuite/lib/mpx-dg.exp

   1 # Copyright (C) 2014-2018 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with GCC; see the file COPYING3.  If not see
  15 # <http://www.gnu.org/licenses/>.
  16
  17 # Return 1 if compilation with "-fcheck-pointer-bounds -mmpx" is
  18 # error-free for trivial code, 0 otherwise.
  19
  20 proc check_effective_target_mpx {} {
  21     return [check_no_compiler_messages mpx executable {
  22         int *foo (int *arg) { return arg; }
  23         int main (void)
  24         {
  25             int *p = (int *)__builtin_malloc (sizeof (int));
  26             int res = foo (p) == 0;
  27             __builtin_free (p);
  28             return res;
  29         }
  30     } "-fcheck-pointer-bounds -mmpx"]
  31 }
  32
  33 #
  34 # mpx_link_flags -- compute library path and flags to find libmpx.
  35 #
  36
  37 proc mpx_link_flags { paths } {
  38     global srcdir
  39     global ld_library_path
  40     global shlib_ext
  41     global mpx_saved_library_path
  42
  43     set gccpath ${paths}
  44     set flags ""
  45
  46     set shlib_ext [get_shlib_extension]
  47     set mpx_saved_library_path $ld_library_path
  48
  49     if { $gccpath != "" } {
  50       if { [file exists "${gccpath}/libmpx/mpxrt/.libs/libmpx.a"]
  51            || [file exists "${gccpath}/libmpx/mpxrt/.libs/libmpx.${shlib_ext}"] } {
  52           append flags " -B${gccpath}/libmpx/ "
  53           append flags " -B${gccpath}/libmpx/mpxrt "
  54           append flags " -L${gccpath}/libmpx/mpxrt/.libs "
  55           append ld_library_path ":${gccpath}/libmpx/mpxrt/.libs"
  56       }
  57
  58       if { [file exists "${gccpath}/libmpx/mpxwrap/.libs/libmpxwrappers.a"]
  59            || [file exists "${gccpath}/libmpx/mpxwrap/.libs/libmpxwrappers.${shlib_ext}"] } {
  60           append flags " -B${gccpath}/libmpx/ "
  61           append flags " -B${gccpath}/libmpx/mpxwrap "
  62           append flags " -L${gccpath}/libmpx/mpxwrap/.libs "
  63           append ld_library_path ":${gccpath}/libmpx/mpxwrap/.libs"
  64       }
  65     } else {
  66       global tool_root_dir
  67
  68       set libmpx [lookfor_file ${tool_root_dir} libmpx]
  69       if { $libmpx != "" } {
  70           append flags "-L${libmpx} "
  71           append ld_library_path ":${libmpx}"
  72       }
  73
  74       set libmpxwrappers [lookfor_file ${tool_root_dir} libmpxwrappers]
  75       if { $libmpxwrappers != "" } {
  76           append flags "-L${libmpxwrappers} "
  77           append ld_library_path ":${libmpxwrappers}"
  78       }
  79     }
  80
  81     set_ld_library_path_env_vars
  82
  83     return "$flags"
  84 }
  85
  86 #
  87 # mpx_init -- called at the start of each subdir of tests
  88 #
  89
  90 proc mpx_init { args } {
  91     global TEST_ALWAYS_FLAGS
  92     global ALWAYS_CXXFLAGS
  93     global TOOL_OPTIONS
  94     global mpx_saved_TEST_ALWAYS_FLAGS
  95     global mpx_saved_ALWAYS_CXXFLAGS
  96
  97     setenv CHKP_RT_MODE "stop"
  98
  99     set link_flags ""
 100     if ![is_remote host] {
 101         if [info exists TOOL_OPTIONS] {
 102             set link_flags "[mpx_link_flags [get_multilibs ${TOOL_OPTIONS}]]"
 103         } else {
 104             set link_flags "[mpx_link_flags [get_multilibs]]"
 105         }
 106     }
 107
 108     if [info exists TEST_ALWAYS_FLAGS] {
 109         set mpx_saved_TEST_ALWAYS_FLAGS $TEST_ALWAYS_FLAGS
 110     }
 111     if [info exists ALWAYS_CXXFLAGS] {
 112         set mpx_saved_ALWAYS_CXXFLAGS $ALWAYS_CXXFLAGS
 113         set ALWAYS_CXXFLAGS [concat "{ldflags=$link_flags}" $ALWAYS_CXXFLAGS]
 114     } else {
 115         if [info exists TEST_ALWAYS_FLAGS] {
 116             set TEST_ALWAYS_FLAGS "$link_flags $TEST_ALWAYS_FLAGS"
 117         } else {
 118             set TEST_ALWAYS_FLAGS "$link_flags"
 119         }
 120     }
 121 }
 122
 123 #
 124 # mpx_finish -- called at the end of each subdir of tests
 125 #
 126
 127 proc mpx_finish { args } {
 128     global TEST_ALWAYS_FLAGS
 129     global mpx_saved_TEST_ALWAYS_FLAGS
 130     global mpx_saved_ALWAYS_CXXFLAGS
 131     global mpx_saved_library_path
 132     global ld_library_path
 133
 134     if [info exists mpx_saved_ALWAYS_CXXFLAGS ] {
 135         set ALWAYS_CXXFLAGS $mpx_saved_ALWAYS_CXXFLAGS
 136     } else {
 137         if [info exists mpx_saved_TEST_ALWAYS_FLAGS] {
 138             set TEST_ALWAYS_FLAGS $mpx_saved_TEST_ALWAYS_FLAGS
 139         } else {
 140             unset TEST_ALWAYS_FLAGS
 141         }
 142     }
 143     set ld_library_path $mpx_saved_library_path
 144     set_ld_library_path_env_vars
 145     clear_effective_target_cache
 146 }