gcc/testsuite/lib/obj-c++.exp

   1 # Copyright (C) 2004-2023 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 Rob Savoye (rob@cygnus.com)
  18 # Many modifications by Jeffrey Wheat (cassidy@cygnus.com)
  19 # With modifications by Mike Stump <mrs@cygnus.com>.
  20
  21 #
  22 # obj-c++ support library routines
  23 #
  24 load_lib prune.exp
  25 load_lib gcc-defs.exp
  26 load_lib timeout.exp
  27 load_lib target-libpath.exp
  28
  29 #
  30 # OBJCXX_UNDER_TEST is the compiler under test.
  31 #
  32
  33
  34 set gpp_compile_options ""
  35
  36 #
  37 # obj-c++_version -- extract and print the version number of the compiler
  38 #
  39
  40 proc obj-c++_version { } {
  41     global OBJCXX_UNDER_TEST
  42
  43     obj-c++_init
  44
  45     # Ignore any arguments after the command.
  46     set compiler [lindex $OBJCXX_UNDER_TEST 0]
  47
  48     # Verify that the compiler exists.
  49     if { [is_remote host] || [which $compiler] != 0 } then {
  50         set tmp [remote_exec host "$compiler -v"]
  51         set status [lindex $tmp 0];
  52         set output [lindex $tmp 1];
  53         regexp " version \[^\n\r\]*" $output version
  54         if { $status == 0 && [info exists version] } then {
  55             if [is_remote host] {
  56                 clone_output "$compiler $version\n"
  57             } else {
  58                 clone_output "[which $compiler] $version\n"
  59             }
  60         } else {
  61             clone_output "Couldn't determine version of [which $compiler]\n"
  62         }
  63     } else {
  64         # Compiler does not exist (this should have already been detected)
  65         warning "$compiler does not exist"
  66     }
  67 }
  68
  69 #
  70 # obj-c++_include_flags -- provide new version of obj-c++_include_flags
  71 # (originally from libgloss.exp) which knows about the gcc tree structure
  72 #
  73 proc obj-c++_include_flags { paths } {
  74     global srcdir
  75     global HAVE_LIBSTDCXX_V3
  76     global TESTING_IN_BUILD_TREE
  77
  78     set flags ""
  79
  80     if { [is_remote host] || ! [info exists TESTING_IN_BUILD_TREE] } {
  81       return "${flags}"
  82     }
  83
  84     set gccpath ${paths}
  85
  86     set odir [lookfor_file ${gccpath} libstdc++-v3]
  87     if { ${odir} != "" } {
  88       append flags [exec sh ${odir}/scripts/testsuite_flags --build-includes]
  89     }
  90
  91     return "$flags"
  92 }
  93
  94 #
  95 # obj-c++_link_flags -- provide new version of obj-c++_link_flags
  96 # (originally from libgloss.exp) which knows about the gcc tree structure.
  97 #
  98
  99 proc obj-c++_link_flags { paths } {
 100     global rootme
 101     global srcdir
 102     global ld_library_path
 103     global OBJCXX_UNDER_TEST
 104     global shlib_ext
 105
 106     set gccpath ${paths}
 107     set libio_dir ""
 108     set flags ""
 109     set ld_library_path "."
 110     set shlib_ext [get_shlib_extension]
 111     verbose "shared lib extension: $shlib_ext"
 112
 113     if { $gccpath != "" } {
 114       if [file exists "${gccpath}/lib/libstdc++.a"] {
 115           append ld_library_path ":${gccpath}/lib"
 116       }
 117       if [file exists "${gccpath}/libg++/libg++.a"] {
 118           append flags " -L${gccpath}/libg++ "
 119           append ld_library_path ":${gccpath}/libg++"
 120       }
 121       if [file exists "${gccpath}/libstdc++/libstdc++.a"] {
 122           append flags " -L${gccpath}/libstdc++ "
 123           append ld_library_path ":${gccpath}/libstdc++"
 124       }
 125       if [file exists "${gccpath}/libstdc++-v3/src/.libs/libstdc++.a"] {
 126           # Allow for %s spec substitutions
 127           append flags " -B${gccpath}/libstdc++-v3/src/.libs "
 128           append flags " -L${gccpath}/libstdc++-v3/src/.libs "
 129           append ld_library_path ":${gccpath}/libstdc++-v3/src/.libs"
 130       }
 131       # Look for libstdc++.${shlib_ext}.
 132       if [file exists "${gccpath}/libstdc++-v3/src/.libs/libstdc++.${shlib_ext}"] {
 133           # Allow for %s spec substitutions
 134           append flags " -B${gccpath}/libstdc++-v3/src/.libs "
 135           append flags " -L${gccpath}/libstdc++-v3/src/.libs "
 136           append ld_library_path ":${gccpath}/libstdc++-v3/src/.libs"
 137       }
 138       if [file exists "${gccpath}/libiberty/libiberty.a"] {
 139           append flags " -L${gccpath}/libiberty "
 140       }
 141       if [file exists "${gccpath}/librx/librx.a"] {
 142           append flags " -L${gccpath}/librx "
 143       }
 144
 145       set objcpath "[get_multilibs]"
 146       set libobjc_dir [lookfor_file ${objcpath} libobjc/.libs/libobjc.a]
 147       if { $libobjc_dir == ""} {
 148           set libobjc_dir [lookfor_file ${objcpath} libobjc/.libs/libobjc-gnu.a]
 149       }
 150       # Now check if we have a shared only build.
 151       if { $libobjc_dir == ""} {
 152           set libobjc_dir [lookfor_file ${objcpath} libobjc/.libs/libobjc.${shlib_ext}]
 153           if { $libobjc_dir == ""} {
 154               set libobjc_dir [lookfor_file ${objcpath} libobjc/.libs/libobjc-gnu.${shlib_ext}]
 155           }
 156       }
 157
 158       verbose "libobjc_dir: $libobjc_dir"
 159
 160       if { $libobjc_dir != "" } {
 161           set libobjc_dir [file dirname ${libobjc_dir}]
 162           # Allow for %s spec substitutions
 163           append flags " -B${libobjc_dir} "
 164           append flags " -L${libobjc_dir} "
 165           append ld_library_path ":${libobjc_dir}"
 166       }
 167       append ld_library_path \
 168           [gcc-set-multilib-library-path $OBJCXX_UNDER_TEST]
 169     } else {
 170       global tool_root_dir;
 171
 172       set libgpp [lookfor_file ${tool_root_dir} libg++];
 173       if { $libgpp != "" } {
 174           append flags "-L${libgpp} ";
 175           append ld_library_path ":${libgpp}"
 176       }
 177       set libstdcpp [lookfor_file ${tool_root_dir} libstdc++];
 178       if { $libstdcpp != "" } {
 179           append flags "-L${libstdcpp} ";
 180           append ld_library_path ":${libstdcpp}"
 181       }
 182       set libiberty [lookfor_file ${tool_root_dir} libiberty];
 183       if { $libiberty != "" } {
 184           append flags "-L${libiberty} ";
 185       }
 186       set librx [lookfor_file ${tool_root_dir} librx];
 187       if { $librx != "" } {
 188           append flags "-L${librx} ";
 189       }
 190     }
 191
 192     set_ld_library_path_env_vars
 193
 194     return "$flags"
 195 }
 196
 197 #
 198 # obj-c++_init -- called at the start of each subdir of tests
 199 #
 200
 201 proc obj-c++_init { args } {
 202     global subdir
 203     global gpp_initialized
 204     global base_dir
 205     global tmpdir
 206     global libdir
 207     global gluefile wrap_flags;
 208     global objdir srcdir
 209     global ALWAYS_OBJCXXFLAGS
 210     global TOOL_EXECUTABLE TOOL_OPTIONS
 211     global OBJCXX_UNDER_TEST
 212     global TESTING_IN_BUILD_TREE
 213     global gcc_warning_prefix
 214     global gcc_error_prefix
 215     global TEST_ALWAYS_FLAGS
 216
 217     if ![info exists OBJCXX_UNDER_TEST] then {
 218         if [info exists TOOL_EXECUTABLE] {
 219             set OBJCXX_UNDER_TEST $TOOL_EXECUTABLE;
 220         } else {
 221             if { [is_remote host] || ! [info exists TESTING_IN_BUILD_TREE] } {
 222                 set OBJCXX_UNDER_TEST [transform c++]
 223             } else {
 224                 set OBJCXX_UNDER_TEST [findfile $base_dir/../../xg++ "$base_dir/../../xg++ -B$base_dir/../../" [findfile $base_dir/xg++ "$base_dir/xg++ -B$base_dir/" [transform c++]]]
 225             }
 226         }
 227     }
 228
 229     # Bleah, nasty. Bad taste.
 230     if [ishost "*-dos-*" ] {
 231         regsub "c\\+\\+" "$OBJCXX_UNDER_TEST" "gcc" OBJCXX_UNDER_TEST
 232     }
 233
 234     if ![is_remote host] {
 235         if { [which $OBJCXX_UNDER_TEST] == 0 } then {
 236             perror "OBJCXX_UNDER_TEST ($OBJCXX_UNDER_TEST) does not exist"
 237             exit 1
 238         }
 239     }
 240     if ![info exists tmpdir] {
 241         set tmpdir "/tmp"
 242     }
 243
 244     if [info exists gluefile] {
 245         unset gluefile
 246     }
 247
 248     obj-c++_maybe_build_wrapper "${tmpdir}/obj-c++-testglue.o" "-fexceptions"
 249
 250     set ALWAYS_OBJCXXFLAGS ""
 251
 252     # TEST_ALWAYS_FLAGS are flags that should be passed to every
 253     # compilation.  They are passed first to allow individual
 254     # tests to override them.
 255     if [info exists TEST_ALWAYS_FLAGS] {
 256         lappend ALWAYS_OBJCXXFLAGS "additional_flags=$TEST_ALWAYS_FLAGS"
 257     }
 258
 259     if ![is_remote host] {
 260         if [info exists TOOL_OPTIONS] {
 261             lappend ALWAYS_OBJCXXFLAGS "additional_flags=[obj-c++_include_flags [get_multilibs ${TOOL_OPTIONS}] ]";
 262             lappend ALWAYS_OBJCXXFLAGS "ldflags=[obj-c++_link_flags [get_multilibs ${TOOL_OPTIONS}] ]";
 263         } else {
 264             lappend ALWAYS_OBJCXXFLAGS "additional_flags=[obj-c++_include_flags [get_multilibs] ]";
 265             lappend ALWAYS_OBJCXXFLAGS "ldflags=[obj-c++_link_flags [get_multilibs] ]";
 266         }
 267     }
 268
 269     if [info exists TOOL_OPTIONS] {
 270         lappend ALWAYS_OBJCXXFLAGS "additional_flags=$TOOL_OPTIONS";
 271     }
 272
 273     # Make sure that lines are not wrapped.  That can confuse the
 274     # error-message parsing machinery.
 275     lappend ALWAYS_OBJCXXFLAGS "additional_flags=-fmessage-length=0"
 276
 277     set gcc_warning_prefix "warning:"
 278     set gcc_error_prefix "(fatal )?error:"
 279
 280     verbose -log "ALWAYS_OBJCXXFLAGS set to $ALWAYS_OBJCXXFLAGS"
 281
 282     verbose "obj-c++ is initialized" 3
 283 }
 284
 285 #
 286 # obj-c++_target_compile -- compile a source file
 287 #
 288
 289 proc obj-c++_target_compile { source dest type options } {
 290     global tmpdir
 291     global srcdir
 292     global gpp_compile_options
 293     global gluefile wrap_flags
 294     global ALWAYS_OBJCXXFLAGS
 295     global OBJCXX_UNDER_TEST
 296     global shlib_ext
 297
 298     set shlib_ext [get_shlib_extension]
 299     verbose "input-options: $options" 4
 300
 301     # We have to figure out which runtime will be used on darwin because
 302     # we need to add the include path for the gnu runtime if that is in
 303     # use.
 304     # First, set the default...
 305     if { [istarget *-*-darwin*] } {
 306         set nextruntime 1
 307     } else {
 308         set nextruntime 0
 309     }
 310     verbose "initial next runtime state : $nextruntime" 2
 311     # Next, see if we define the option in dg-options...
 312     foreach opt $options {
 313         if [regexp ".*-fnext-runtime.*" $opt] {
 314             set nextruntime 1
 315         }
 316         if [regexp ".*-fgnu-runtime.*" $opt] {
 317             set nextruntime 0
 318         }
 319     }
 320     verbose "next runtime state after dg opts: $nextruntime" 2
 321
 322     set tgt [target_info name]
 323     if [board_info $tgt exists multilib_flags] {
 324         set lb [board_info $tgt multilib_flags]
 325         verbose "board multilib_flags $lb" 2
 326         foreach opt $lb {
 327             if [regexp ".*-fnext-runtime.*" $opt] {
 328                 set nextruntime 1
 329             }
 330             if [regexp ".*-fgnu-runtime.*" $opt] {
 331                 set nextruntime 0
 332             }
 333         }
 334     }
 335     verbose "next runtime state after any multilib opts: $nextruntime" 2
 336
 337     lappend options "libs=-lobjc"
 338
 339     if { [target_info needs_status_wrapper] != "" && [info exists gluefile] } {
 340         lappend options "libs=${gluefile}"
 341         lappend options "ldflags=${wrap_flags}"
 342     }
 343
 344     # If we have built libobjc along with the compiler, point the test harness
 345     # at it (and associated headers).
 346
 347     set objcpath "[get_multilibs]"
 348
 349     set libobjc_dir [lookfor_file ${objcpath} libobjc/.libs/libobjc.a]
 350     if { $libobjc_dir == ""} {
 351       set libobjc_dir [lookfor_file ${objcpath} libobjc/.libs/libobjc-gnu.a]
 352     }
 353     if { $libobjc_dir == ""} {
 354         set libobjc_dir [lookfor_file ${objcpath} libobjc/.libs/libobjc.${shlib_ext}]
 355         if { $libobjc_dir == ""} {
 356             set libobjc_dir [lookfor_file ${objcpath} libobjc/.libs/libobjc-gnu.${shlib_ext}]
 357         }
 358     }
 359
 360     if { $libobjc_dir != "" } {
 361         # If we are using the gnu runtime, add its includes.
 362         if { $nextruntime == 0 } {
 363             set objc_include_dir "${srcdir}/../../libobjc"
 364             lappend options "additional_flags=-I${objc_include_dir}"
 365         }
 366     }
 367
 368     lappend options "additional_flags=[libio_include_flags]"
 369     lappend options "compiler=$OBJCXX_UNDER_TEST";
 370     lappend options "timeout=[timeout_value]"
 371
 372     set options [concat $gpp_compile_options $options]
 373
 374     set options [concat "$ALWAYS_OBJCXXFLAGS" $options];
 375
 376     set options [dg-additional-files-options $options $source]
 377
 378     set result [target_compile $source $dest $type $options]
 379
 380     return $result
 381 }
 382
 383 #
 384 # ${tool}_option_help
 385 #
 386
 387 proc ${tool}_option_help { } {
 388     send_user " --additional_options,OPTIONS\t\tUse OPTIONS to compile the testcase files. OPTIONS should be comma-separated.\n"
 389 }
 390
 391 #
 392 # ${tool}_option_proc
 393 #
 394
 395 proc ${tool}_option_proc { option } {
 396     if [regexp "^--additional_options," $option] {
 397         global gpp_compile_options
 398         regsub "--additional_options," $option "" option
 399         foreach x [split $option ","] {
 400             lappend gpp_compile_options "additional_flags=$x"
 401         }
 402         return 1;
 403     } else {
 404         return 0
 405     }
 406 }