gcc/testsuite/lib/objc.exp

   1 # Copyright (C) 1992, 1993, 1994, 1996, 1997, 2000, 2001
   2 # Free Software Foundation, Inc.
   3
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 2 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program; if not, write to the Free Software
  16 # Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17
  18 # This file was written by Rob Savoye (rob@cygnus.com)
  19 # Currently maintained by Doug Evans (dje@cygnus.com)
  20
  21 # This file is loaded by the tool init file (eg: unix.exp).  It provides
  22 # default definitions for objc_start, etc. and other supporting cast members.
  23
  24 # These globals are used by objc_start if no compiler arguments are provided.
  25 # They are also used by the various testsuites to define the environment:
  26 # where to find stdio.h, libc.a, etc.
  27
  28 load_lib libgloss.exp
  29 load_lib prune.exp
  30 load_lib gcc-defs.exp
  31
  32 #
  33 # OBJC_UNDER_TEST is the compiler under test.
  34 #
  35
  36 #
  37 # default_objc_version -- extract and print the version number of the compiler
  38 #
  39
  40 proc default_objc_version { } {
  41     global OBJC_UNDER_TEST
  42
  43     objc_init;
  44
  45     # ignore any arguments after the command
  46     set compiler [lindex $OBJC_UNDER_TEST 0]
  47
  48     if ![is_remote host] {
  49         set compiler_name [which $compiler];
  50     } else {
  51         set compiler_name $compiler;
  52     }
  53
  54     # verify that the compiler exists
  55     if { $compiler_name != 0 } then {
  56         set tmp [remote_exec host "$compiler -v"]
  57         set status [lindex $tmp 0];
  58         set output [lindex $tmp 1];
  59         regexp "version.*$" $output version
  60         if { $status == 0 && [info exists version] } then {
  61             clone_output "$compiler_name $version\n"
  62         } else {
  63             clone_output "Couldn't determine version of $compiler_name: $output\n"
  64         }
  65     } else {
  66         # compiler does not exist (this should have already been detected)
  67         warning "$compiler does not exist"
  68     }
  69 }
  70
  71 #
  72 # Call objc_version. We do it this way so we can override it if needed.
  73 #
  74 proc objc_version { } {
  75     default_objc_version;
  76 }
  77
  78 #
  79 # objc_init -- called at the start of each .exp script.
  80 #
  81 # There currently isn't much to do, but always using it allows us to
  82 # make some enhancements without having to go back and rewrite the scripts.
  83 #
  84
  85 set objc_initialized 0
  86
  87 proc objc_init { args } {
  88     global tmpdir
  89     global libdir
  90     global gluefile wrap_flags
  91     global objc_initialized
  92     global OBJC_UNDER_TEST
  93     global TOOL_EXECUTABLE
  94
  95     if { $objc_initialized == 1 } { return; }
  96
  97     if ![info exists OBJC_UNDER_TEST] then {
  98         if [info exists TOOL_EXECUTABLE] {
  99             set OBJC_UNDER_TEST $TOOL_EXECUTABLE;
 100         } else {
 101             set OBJC_UNDER_TEST [find_gcc]
 102         }
 103     }
 104
 105     if ![info exists tmpdir] then {
 106         set tmpdir /tmp
 107     }
 108     if { [target_info needs_status_wrapper]!="" && ![info exists gluefile] } {
 109         set gluefile ${tmpdir}/testglue.o;
 110         set result [build_wrapper $gluefile];
 111         if { $result != "" } {
 112             set gluefile [lindex $result 0];
 113             set wrap_flags [lindex $result 1];
 114         } else {
 115             unset gluefile
 116         }
 117     }
 118 }
 119
 120 proc objc_target_compile { source dest type options } {
 121     global rootme;
 122     global tmpdir;
 123     global gluefile wrap_flags;
 124     global OBJC_UNDER_TEST
 125     global TOOL_OPTIONS
 126     global ld_library_path
 127
 128     set ld_library_path ".:${rootme}"
 129     lappend options "libs=-lobjc"
 130
 131     if { [target_info needs_status_wrapper]!="" && [info exists gluefile] } {
 132         lappend options "libs=${gluefile}"
 133         lappend options "ldflags=$wrap_flags"
 134     }
 135
 136     if [target_info exists objc,stack_size] {
 137         lappend options "additional_flags=-DSTACK_SIZE=[target_info objc,stack_size]"
 138     }
 139     if [target_info exists objc,no_trampolines] {
 140         lappend options "additional_flags=-DNO_TRAMPOLINES"
 141     }
 142     if [target_info exists objc,no_label_values] {
 143         lappend options "additional_flags=-DNO_LABEL_VALUES"
 144     }
 145     if [info exists TOOL_OPTIONS] {
 146         lappend options "additional_flags=$TOOL_OPTIONS"
 147     }
 148     if [target_info exists objc,no_varargs] {
 149         lappend options "additional_flags=-DNO_VARARGS"
 150     }
 151     set objcpath "[get_multilibs]"
 152     set libobjc_dir [lookfor_file ${objcpath} libobjc/.libs/libobjc.a]
 153     if { $libobjc_dir != "" } {
 154         set libobjc_dir [file dirname ${libobjc_dir}]
 155         set objc_link_flags "-L${libobjc_dir}"
 156         lappend options "additional_flags=${objc_link_flags}"
 157         append ld_library_path ":${libobjc_dir}"
 158     }
 159     lappend options "compiler=$OBJC_UNDER_TEST"
 160
 161     # On IRIX 6, we have to set variables akin to LD_LIBRARY_PATH, but
 162     # called LD_LIBRARYN32_PATH (for the N32 ABI) and LD_LIBRARY64_PATH
 163     # (for the 64-bit ABI).  The right way to do this would be to modify
 164     # unix.exp -- but that's not an option since it's part of DejaGNU
 165     # proper, so we do it here.  We really only need to do
 166     # this on IRIX, but it shouldn't hurt to do it anywhere else.
 167     setenv  LD_LIBRARY_PATH     $ld_library_path
 168     setenv  SHLIB_PATH          $ld_library_path
 169     setenv  LD_LIBRARYN32_PATH  $ld_library_path
 170     setenv  LD_LIBRARY64_PATH   $ld_library_path
 171
 172     return [target_compile $source $dest $type $options]
 173 }
 174
 175 #
 176 # objc_pass -- utility to record a testcase passed
 177 #
 178
 179 proc objc_pass { testcase cflags } {
 180     if { "$cflags" == "" } {
 181         pass "$testcase"
 182     } else {
 183         pass "$testcase, $cflags"
 184     }
 185 }
 186
 187 #
 188 # objc_fail -- utility to record a testcase failed
 189 #
 190
 191 proc objc_fail { testcase cflags } {
 192     if { "$cflags" == "" } {
 193         fail "$testcase"
 194     } else {
 195         fail "$testcase, $cflags"
 196     }
 197 }
 198
 199 #
 200 # objc_finish -- called at the end of every .exp script that calls objc_init
 201 #
 202 # The purpose of this proc is to hide all quirks of the testing environment
 203 # from the testsuites.  It also exists to undo anything that objc_init did
 204 # (that needs undoing).
 205 #
 206
 207 proc objc_finish { } {
 208     # The testing harness apparently requires this.
 209     global errorInfo;
 210
 211     if [info exists errorInfo] then {
 212         unset errorInfo
 213     }
 214
 215     # Might as well reset these (keeps our caller from wondering whether
 216     # s/he has to or not).
 217     global prms_id bug_id
 218     set prms_id 0
 219     set bug_id 0
 220 }
 221
 222 proc objc_exit { } {
 223     global gluefile;
 224
 225     if [info exists gluefile] {
 226         file_on_build delete $gluefile;
 227         unset gluefile;
 228     }
 229 }
 230
 231 # If this is an older version of dejagnu (without runtest_file_p),
 232 # provide one and assume the old syntax: foo1.exp bar1.c foo2.exp bar2.c.
 233 # This can be deleted after next dejagnu release.
 234
 235 if { [info procs runtest_file_p] == "" } then {
 236     proc runtest_file_p { runtests testcase } {
 237         if { $runtests != "" && [regexp "\[.\]\[cC\]" $runtests] } then {
 238             if { [lsearch $runtests [file tail $testcase]] >= 0 } then {
 239                 return 1
 240             } else {
 241                 return 0
 242             }
 243         }
 244         return 1
 245     }
 246 }
 247
 248 # Provide a definition of this if missing (delete after next dejagnu release).
 249
 250 if { [info procs prune_warnings] == "" } then {
 251     proc prune_warnings { text } {
 252         return $text
 253     }
 254 }
 255
 256 # Utility used by mike-gcc.exp and c-torture.exp.
 257 # Check the compiler(/assembler/linker) output for text indicating that
 258 # the testcase should be marked as "unsupported".
 259 #
 260 # When dealing with a large number of tests, it's difficult to weed out the
 261 # ones that are too big for a particular cpu (eg: 16 bit with a small amount
 262 # of memory).  There are various ways to deal with this.  Here's one.
 263 # Fortunately, all of the cases where this is likely to happen will be using
 264 # gld so we can tell what the error text will look like.
 265
 266 proc ${tool}_check_unsupported_p { output } {
 267     if [regexp "(^|\n)\[^\n\]*: region \[^\n\]* is full" $output] {
 268         return "memory full"
 269     }
 270     return ""
 271 }
 272
 273 # Prune messages from objc that aren't useful.
 274
 275 proc prune_objc_output { text } {
 276     #send_user "Before:$text\n"
 277     regsub -all "(^|\n)\[^\n\]*: In (function|method) \[^\n\]*" $text "" text
 278     regsub -all "(^|\n)\[^\n\]*: At top level:\[^\n\]*" $text "" text
 279
 280     # It would be nice to avoid passing anything to objc that would cause it to
 281     # issue these messages (since ignoring them seems like a hack on our part),
 282     # but that's too difficult in the general case.  For example, sometimes
 283     # you need to use -B to point objc at crt0.o, but there are some targets
 284     # that don't have crt0.o.
 285     regsub -all "(^|\n)\[^\n\]*file path prefix \[^\n\]* never used" $text "" text
 286     regsub -all "(^|\n)\[^\n\]*linker input file unused since linking not done" $text "" text
 287
 288     #send_user "After:$text\n"
 289
 290     return $text
 291 }
 292