libmudflap/testsuite/lib/libmudflap.exp

   1 # Copyright (C) 2001, 2002, 2003, 2004, 2009, 2010
   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 3 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; see the file COPYING3.  If not see
  16 # <http://www.gnu.org/licenses/>.
  17
  18 # Define libmudflap callbacks for dg.exp.
  19 # This file is a copy of libstdc++-v3's dejagnu driver, with minor changes.
  20
  21 # Useful hook:  if ${hostname}_init exists, it will be called, almost
  22 # the last thing before testing begins.  This can be defined in, e.g.,
  23 # ~/.dejagnurc or $DEJAGNU.
  24
  25 proc load_gcc_lib { filename } {
  26     global srcdir
  27     load_file $srcdir/../../gcc/testsuite/lib/$filename
  28 }
  29
  30 load_lib mfdg.exp
  31 load_lib libgloss.exp
  32 load_gcc_lib target-libpath.exp
  33 load_gcc_lib timeout.exp
  34 load_gcc_lib timeout-dg.exp
  35
  36 proc libmudflap-init { language } {
  37     global env
  38     global srcdir outdir blddir objdir tool_root_dir
  39     global cxx cxxflags
  40     global includes
  41     global libs
  42     global gluefile wrap_flags
  43     global ld_library_path
  44
  45     switch $language {
  46         "c" { set cxx [find_gcc] }
  47         "c++" { set cxx [find_g++] }
  48         default { error "bad language code $language"; return }
  49     }
  50
  51     verbose -log "libmudflap-init $cxx"
  52
  53     set blddir [lookfor_file [get_multilibs] libmudflap]
  54     set cxxblddir [lookfor_file [get_multilibs] libstdc++-v3]
  55     set cxxflags_file "${cxxblddir}/scripts/testsuite_flags"
  56
  57     # By default, we assume we want to run program images.
  58     global dg-do-what-default
  59     set dg-do-what-default run
  60
  61     # set LD_LIBRARY_PATH so that libgcc_s, libstdc++ binaries can be found.
  62     # locate libgcc.a so we don't need to account for different values of
  63     # SHLIB_EXT on different platforms
  64     set gccdir [lookfor_file $tool_root_dir gcc/libgcc.a]
  65     if {$gccdir != ""} {
  66         set gccdir [file dirname $gccdir]
  67     }
  68
  69     set ld_library_path "."
  70     append ld_library_path ":${gccdir}"
  71     append ld_library_path ":${cxxblddir}/src/.libs"
  72     if {[is_remote host] == 0} {
  73         foreach i "[exec ${gccdir}/xgcc --print-multi-lib]" {
  74             set mldir ""
  75             regexp -- "\[a-z0-9=_/\.-\]*;" $i mldir
  76             set mldir [string trimright $mldir "\;@"]
  77             if { "$mldir" == "." } {
  78                 continue
  79             }
  80             if { [llength [glob -nocomplain ${gccdir}/${mldir}/libgcc_s*.so.*]] >= 1 } {
  81                 append ld_library_path ":${gccdir}/${mldir}"
  82             }
  83         }
  84     }
  85     append ld_library_path ":${blddir}/.libs"
  86
  87     set libs "-L${blddir}/.libs"
  88     set cxxflags "-ggdb3 -DDEBUG_ASSERT"
  89     set includes "-I${srcdir} -I${srcdir}/.. -I.."
  90
  91     if {$language == "c++"} {
  92         if {[file exists $cxxflags_file]} then {
  93             set includes "${includes} [exec sh $cxxflags_file --build-includes]"
  94             set cxxflags "${cxxflags} [exec sh $cxxflags_file --cxxflags]"
  95             # c++ libs are included by --build-cxx below
  96             set cxx "[exec sh $cxxflags_file --build-cxx]"
  97         } else {
  98             lappend libs "-L${cxxblddir}src/.libs"
  99             lappend includes "-I../../libstdc++-v3/include"
 100         }
 101     }
 102
 103     global mfconfig_libs
 104     global add_flags
 105     append add_flags " $mfconfig_libs"
 106
 107     set_ld_library_path_env_vars
 108     if [info exists env(LD_LIBRARY_PATH)] {
 109         verbose -log "LD_LIBRARY_PATH = $env(LD_LIBRARY_PATH)"
 110     }
 111
 112     if { [target_info needs_status_wrapper]!=""} {
 113       file delete ${objdir}/testglue.o;
 114       set gluefile ${objdir}/testglue.o;
 115       set result [build_wrapper $gluefile];
 116       if { $result != "" } {
 117           set gluefile [lindex $result 0];
 118           set wrap_flags [lindex $result 1];
 119       } else {
 120           unset gluefile
 121       }
 122     }
 123
 124     # If there is no static library then don't run tests with -static.
 125     global tool
 126     set opts "additional_flags=-static"
 127     lappend opts "additional_flags=-fmudflap"
 128     lappend opts "additional_flags=-lmudflap"
 129     set src stlm[pid].c
 130     set exe stlm[pid].x
 131
 132     set f [open $src "w"]
 133     puts $f "int main () { }"
 134     close $f
 135     set lines [${tool}_target_compile $src $exe executable "$opts"]
 136     file delete $src
 137     remote_file build delete $exe
 138
 139     if { ![string match "" $lines] } {
 140         # Compilation failed; assume static library is not available.
 141         global MUDFLAP_FLAGS
 142         set i [lsearch $MUDFLAP_FLAGS "*static*"]
 143         set MUDFLAP_FLAGS [lreplace $MUDFLAP_FLAGS $i $i]
 144     }
 145 }
 146
 147 proc libmudflap-dg-test { prog do_what extra_tool_flags } {
 148     # Set up the compiler flags, based on what we're going to do.
 149
 150     switch $do_what {
 151         "preprocess" {
 152             set compile_type "preprocess"
 153             set output_file "[file rootname [file tail $prog]].i"
 154         }
 155         "compile" {
 156             set compile_type "assembly"
 157             set output_file "[file rootname [file tail $prog]].s"
 158         }
 159         "assemble" {
 160             set compile_type "object"
 161             set output_file "[file rootname [file tail $prog]].o"
 162         }
 163         "link" {
 164             set compile_type "executable"
 165             set output_file "./[file rootname [file tail $prog]].exe"
 166         }
 167         "run" {
 168             set compile_type "executable"
 169             # FIXME: "./" is to cope with "." not being in $PATH.
 170             # Should this be handled elsewhere?
 171             # YES.
 172             set output_file "./[file rootname [file tail $prog]].exe"
 173             # This is the only place where we care if an executable was
 174             # created or not.  If it was, dg.exp will try to run it.
 175             remote_file build delete $output_file;
 176         }
 177         default {
 178             perror "$do_what: not a valid dg-do keyword"
 179             return ""
 180         }
 181     }
 182     set options ""
 183     if { $extra_tool_flags != "" } {
 184         lappend options "additional_flags=$extra_tool_flags"
 185     }
 186
 187     global mfconfig_libs
 188     lappend options "libs=$mfconfig_libs"
 189
 190     set comp_output [libmudflap_target_compile "$prog" "$output_file" "$compile_type" $options];
 191
 192     return [list $comp_output $output_file]
 193 }
 194
 195
 196 proc libmudflap_target_compile { source dest type options } {
 197     global gluefile
 198     global wrap_flags
 199     global cxx
 200     global cxxflags
 201     global includes
 202     global libs
 203     global blddir
 204
 205     if { [target_info needs_status_wrapper] != "" && [info exists gluefile] } {
 206         lappend options "libs=${gluefile}"
 207         lappend options "ldflags=${wrap_flags}"
 208     }
 209
 210     set cxx_final $cxx
 211     set cxxlibglossflags  [libgloss_link_flags]
 212     set cxx_final [concat $cxx_final $cxxlibglossflags]
 213     set cxx_final [concat $cxx_final $cxxflags]
 214     set cxx_final [concat $cxx_final $includes]
 215     set cxx_final [concat $cxx_final $libs]
 216
 217     lappend options "compiler=$cxx_final"
 218     lappend options "timeout=[timeout_value]"
 219
 220     # Picks up the freshly-built testsuite library corresponding to the
 221     # multilib under test.
 222     lappend options "ldflags=-L${blddir}/testsuite"
 223
 224     return [target_compile $source $dest $type $options]
 225 }
 226
 227
 228 # A bit sloppy...  Returns a list of source files (full pathnames) to
 229 # compile.  We mimic the mkcheck script in that the first time this is run,
 230 # all existing files are listed in "testsuite_files" in the output
 231 # directory.  Subsequent runs pull the list from that file, allowing users
 232 # to trim the list down to problematic tests.
 233 ### This is supposed to be done via RUNTESTFLAGS, but that doesn't work.
 234 proc libmudflap-list-sourcefiles { } {
 235     global srcdir
 236     global outdir
 237
 238     set files_file "${outdir}/testsuite_files"
 239     set sfiles ""
 240     if { [file exists $files_file] } {
 241         set f [open $files_file]
 242         while { ! [eof $f] } {
 243             set t [gets $f]
 244             if { [string length "$t"] != 0 } {
 245                 lappend sfiles ${srcdir}/${t}
 246             }
 247         }
 248     } else {
 249         set f [open $files_file "w"]
 250         set where_we_were [pwd]
 251         cd $srcdir
 252         foreach s [lsort [glob -nocomplain "*/*.cc" "*/*/*.cc" "{,*/}*/*/*/*.cc" ]] {
 253             lappend sfiles ${srcdir}/${s}
 254             puts $f $s
 255         }
 256         cd $where_we_were
 257     }
 258     close $f
 259
 260     # Disable wchar_t tests if library not configured to support
 261     # wchar_t testing.
 262     set wchar_file "${outdir}/testsuite_wchar_t"
 263     if { [file exists $wchar_file] } {
 264         return $sfiles
 265     } else {
 266         # Remove wchar_t tests files from list.
 267         set res {}
 268         foreach w $sfiles {
 269             if [regexp "wchar_t" $w] {
 270                 verbose -log "element out list is $w"
 271             } else {
 272                 verbose -log "element in list is $w"
 273                 lappend res $w
 274             }
 275         }
 276         return $res
 277     }
 278 }
 279
 280
 281 proc libmudflap-dg-prune { system text } {
 282     global additional_prunes
 283
 284     set text [prune_gcc_output $text]
 285
 286     foreach p $additional_prunes {
 287         if { [string length $p] > 0 } {
 288             # Following regexp matches a complete line containing $p.
 289             regsub -all "(^|\n)\[^\n\]*$p\[^\n\]*" $text "" text
 290         }
 291     }
 292
 293     return $text
 294 }
 295
 296
 297 proc prune_gcc_output { text } {
 298     regsub -all {(^|\n)[^\n]*ld: warning: libgcc_s[^\n]*not found[^\n]*try using[^\n]*} $text "" text
 299     regsub -all {(^|\n)[^\n]*In function.*pthread_create[^\n]*} $text "" text
 300     regsub -all {(^|\n)[^\n]*the use of .pthread.*is deprecated[^\n]*} $text "" text
 301     regsub -all {(^|\n)[^\n]*Dwarf Error:.*FORM value: 14[^\n]*} $text "" text
 302     regsub -all {(^|\n)[^\n]*In function[^\n]*} $text "" text
 303     regsub -all {(^|\n)[^\n]*Using.*in statically linked applications requires[^\n]*} $text "" text
 304
 305     return $text
 306 }