gcc/testsuite/lib/gnat.exp

   1 # Copyright (C) 2006-2017 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 # This file was written by James A. Morrison (ja2morri@uwaterloo.ca)
  18 # based on gcc.exp written by Rob Savoye (rob@cygnus.com).
  19
  20 # This file is loaded by the tool init file (eg: unix.exp).  It provides
  21 # default definitions for gnat_start, etc. and other supporting cast members.
  22
  23 load_lib prune.exp
  24 load_lib gcc-defs.exp
  25 load_lib gcc.exp
  26 load_lib timeout.exp
  27
  28 #
  29 # GNAT_UNDER_TEST is the compiler under test.
  30 #
  31
  32 #
  33 # default_gnat_version -- extract and print the version number of the compiler
  34 #
  35
  36 proc default_gnat_version { } {
  37     global GNAT_UNDER_TEST
  38
  39     gnat_init
  40
  41     # ignore any arguments after the command
  42     set compiler [lindex $GNAT_UNDER_TEST 0]
  43
  44     if ![is_remote host] {
  45         set compiler_name [which $compiler]
  46     } else {
  47         set compiler_name $compiler
  48     }
  49
  50     # verify that the compiler exists
  51     if { $compiler_name != 0 } then {
  52         set tmp [remote_exec host "$compiler --version"]
  53         set status [lindex $tmp 0]
  54         set output [lindex $tmp 1]
  55         regexp "^GNATMAKE (\[^\n\r\]*)" $output verline version
  56         if { $status == 0 && [info exists version] } then {
  57             # test_summary expects "version" as second field.
  58             clone_output "$compiler_name version $version\n"
  59         } else {
  60             clone_output "Couldn't determine version of $compiler_name: $output\n"
  61         }
  62     } else {
  63         # compiler does not exist (this should have already been detected)
  64         warning "$compiler does not exist"
  65     }
  66 }
  67
  68 #
  69 # gnat_version -- Call default_gnat_version, so we can override it if needed.
  70 #
  71
  72 proc gnat_version { } {
  73     default_gnat_version
  74 }
  75
  76 #
  77 # gnat_init -- called at the start of each .exp script.
  78 #
  79
  80 set gnat_initialized 0
  81
  82 proc gnat_init { args } {
  83     global rootme
  84     global tmpdir
  85     global libdir
  86     global gluefile wrap_flags
  87     global gnat_initialized
  88     global GNAT_UNDER_TEST
  89     global TOOL_EXECUTABLE
  90     global gnat_target_current
  91
  92     set gnat_target_current ""
  93
  94     if { $gnat_initialized == 1 } { return }
  95
  96     if ![info exists GNAT_UNDER_TEST] then {
  97         if [info exists TOOL_EXECUTABLE] {
  98             set GNAT_UNDER_TEST "$TOOL_EXECUTABLE"
  99         } else {
 100             set GNAT_UNDER_TEST "[local_find_gnatmake]"
 101         }
 102     }
 103
 104     if ![info exists tmpdir] then {
 105         set tmpdir /tmp
 106     }
 107 }
 108
 109 proc gnat_target_compile { source dest type options } {
 110     global rootme
 111     global tmpdir
 112     global gluefile wrap_flags
 113     global srcdir
 114     global GNAT_UNDER_TEST
 115     global TOOL_OPTIONS
 116     global gnat_target_current
 117     global TEST_ALWAYS_FLAGS
 118
 119     # dg-require-effective-target tests must be compiled as C.
 120     if [ string match "*.c" $source ] then {
 121         return [gcc_target_compile $source $dest $type $options]
 122     }
 123
 124     # If we detect a change of target, we need to recompute both
 125     # GNAT_UNDER_TEST and the appropriate RTS.
 126     if { $gnat_target_current!="[current_target_name]" } {
 127         set gnat_target_current "[current_target_name]"
 128         if [info exists TOOL_OPTIONS] {
 129             set rtsdir "[get_multilibs ${TOOL_OPTIONS}]/libada"
 130         } else {
 131             set rtsdir "[get_multilibs]/libada"
 132         }
 133         if [info exists TOOL_EXECUTABLE] {
 134             set GNAT_UNDER_TEST "$TOOL_EXECUTABLE"
 135         } else {
 136             set GNAT_UNDER_TEST "[local_find_gnatmake]"
 137         }
 138         set GNAT_UNDER_TEST "$GNAT_UNDER_TEST --RTS=$rtsdir"
 139
 140         # gnatlink looks for system.ads itself and has no --RTS option, so
 141         # specify via environment
 142         setenv ADA_INCLUDE_PATH "$rtsdir/adainclude"
 143         setenv ADA_OBJECTS_PATH "$rtsdir/adainclude"
 144         # Always log so compilations can be repeated manually.
 145         verbose -log "ADA_INCLUDE_PATH=$rtsdir/adainclude"
 146         verbose -log "ADA_OBJECTS_PATH=$rtsdir/adainclude"
 147     }
 148
 149     lappend options "compiler=$GNAT_UNDER_TEST -q -f"
 150     lappend options "timeout=[timeout_value]"
 151
 152     if { [target_info needs_status_wrapper]!="" && [info exists gluefile] } {
 153         lappend options "libs=${gluefile}"
 154         lappend options "ldflags=$wrap_flags"
 155     }
 156
 157     # TEST_ALWAYS_FLAGS are flags that should be passed to every
 158     # compilation.  They are passed first to allow individual
 159     # tests to override them.
 160     if [info exists TEST_ALWAYS_FLAGS] {
 161         set options [concat "{additional_flags=$TEST_ALWAYS_FLAGS}" $options]
 162     }
 163
 164     # TOOL_OPTIONS must come first, so that it doesn't override testcase
 165     # specific options.
 166     if [info exists TOOL_OPTIONS] {
 167         set options [concat "additional_flags=$TOOL_OPTIONS" $options]
 168     }
 169
 170     return [target_compile $source $dest $type $options]
 171 }
 172
 173 # Prune messages from GNAT that aren't useful.
 174
 175 proc prune_gnat_output { text } {
 176     #send_user "Before:$text\n"
 177     regsub -all "(^|\n)\[^\n\]*: In (function|method) \[^\n\]*" $text "" text
 178     regsub -all "(^|\n)\[^\n\]*: At top level:\[^\n\]*" $text "" text
 179
 180     # prune the output from gnatmake.
 181     regsub -all "(^|\n)\[^\n\]*gnatmake: [^\n\]*" $text "" text
 182
 183     # It would be nice to avoid passing anything to gnat that would cause it to
 184     # issue these messages (since ignoring them seems like a hack on our part),
 185     # but that's too difficult in the general case.  For example, sometimes
 186     # you need to use -B to point gnat at crt0.o, but there are some targets
 187     # that don't have crt0.o.
 188     regsub -all "(^|\n)\[^\n\]*file path prefix \[^\n\]* never used" $text "" text
 189     regsub -all "(^|\n)\[^\n\]*linker input file unused since linking not done" $text "" text
 190
 191     #send_user "After:$text\n"
 192
 193     return $text
 194 }
 195
 196 # find_gnatmake for some version of DejaGnu will hardcode a -I...rts/ada flag
 197 # which prevent multilib from working, so define a new one.
 198
 199 proc local_find_gnatmake {} {
 200     global tool_root_dir
 201
 202     if ![is_remote host] {
 203         set file [lookfor_file $tool_root_dir gnatmake]
 204         if { $file == "" } {
 205             set file [lookfor_file $tool_root_dir gcc/gnatmake]
 206         }
 207         if { $file != "" } {
 208             set root [file dirname $file]
 209             # Need to pass full --GCC, including multilib flags, to gnatlink,
 210             # otherwise gcc from PATH is invoked.
 211             set dest [target_info name]
 212             set gnatlink_gcc "--GCC=$root/xgcc -B$root [board_info $dest multilib_flags]"
 213             # Escape blanks to get them through DejaGnu's exec machinery.
 214             regsub -all {\s} "$gnatlink_gcc" {\\&} gnatlink_gcc
 215             set CC "$file --GCC=$root/xgcc --GNATBIND=$root/gnatbind --GNATLINK=$root/gnatlink -cargs -B$root -largs $gnatlink_gcc -margs";
 216         } else {
 217             set CC [transform gnatmake]
 218         }
 219     } else {
 220         set CC [transform gnatmake]
 221     }
 222     return $CC
 223 }
 224
 225 proc find_gnatclean {} {
 226     global tool_root_dir
 227
 228     if ![is_remote host] {
 229         set file [lookfor_file $tool_root_dir gnatclean]
 230         if { $file == "" } {
 231             set file [lookfor_file $tool_root_dir gcc/gnatclean]
 232         }
 233         if { $file != "" } {
 234             set gnatclean $file;
 235         } else {
 236             set gnatclean [transform gnatclean]
 237         }
 238     } else {
 239         set gnatclean [transform gnatclean]
 240     }
 241     return $gnatclean
 242 }
 243
 244 # Local Variables:
 245 # tcl-indent-level:4
 246 # End: