gcc/testsuite/lib/gdc.exp

   1 # Copyright (C) 2012-2024 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 #
  18 # gdc support library routines
  19 #
  20
  21 load_lib prune.exp
  22 load_lib gcc-defs.exp
  23 load_lib timeout.exp
  24 load_lib target-libpath.exp
  25
  26 #
  27 # GDC_UNDER_TEST is the compiler under test.
  28 #
  29
  30 set gdc_compile_options ""
  31
  32
  33 #
  34 # gdc_version -- extract and print the version number of the compiler
  35 #
  36
  37 proc gdc_version { } {
  38     global GDC_UNDER_TEST
  39
  40     gdc_init
  41
  42     # ignore any arguments after the command
  43     set compiler [lindex $GDC_UNDER_TEST 0]
  44
  45     # verify that the compiler exists
  46     if { [is_remote host] || [which $compiler] != 0 } then {
  47         set tmp [remote_exec host "$compiler -v"]
  48         set status [lindex $tmp 0]
  49         set output [lindex $tmp 1]
  50         regexp " version \[^\n\r\]*" $output version
  51         if { $status == 0 && [info exists version] } then {
  52             if [is_remote host] {
  53                 clone_output "$compiler $version\n"
  54             } else {
  55                 clone_output "[which $compiler] $version\n"
  56             }
  57         } else {
  58             clone_output "Couldn't determine version of [which $compiler]\n"
  59         }
  60     } else {
  61         # compiler does not exist (this should have already been detected)
  62         warning "$compiler does not exist"
  63     }
  64 }
  65
  66 #
  67 # gdc_include_flags -- include flags for the gcc tree structure
  68 #
  69
  70 proc gdc_include_flags { paths } {
  71     global srcdir
  72     global GDC_INCLUDE_CXX_FLAGS
  73     global TESTING_IN_BUILD_TREE
  74
  75     set flags ""
  76
  77     if { [is_remote host] || ![info exists TESTING_IN_BUILD_TREE] } {
  78         return "${flags}"
  79     }
  80
  81     if [info exists GDC_INCLUDE_CXX_FLAGS] {
  82         set include_cxx_flags $GDC_INCLUDE_CXX_FLAGS
  83     } else {
  84         set include_cxx_flags 0
  85     }
  86
  87     set gccpath ${paths}
  88
  89     if { $gccpath != "" } {
  90         if [file exists "${gccpath}/libphobos/libdruntime"] {
  91             append flags "-I${gccpath}/libphobos/libdruntime "
  92         }
  93     }
  94     append flags "-I${srcdir}/../../libphobos/libdruntime "
  95     append flags "-I${srcdir}/../../libphobos/src "
  96
  97     # For the tests that mix C++ and D, need to know where headers are located.
  98     if $include_cxx_flags {
  99         set odir [lookfor_file ${gccpath} libstdc++-v3]
 100         if { ${odir} != "" && [file exists ${odir}/scripts/testsuite_flags] } {
 101             set cxxflags [exec sh ${odir}/scripts/testsuite_flags --build-includes]
 102             set idx [lsearch $cxxflags "-nostdinc++"]
 103             append flags [lreplace $cxxflags $idx $idx]
 104         }
 105     }
 106
 107     return "$flags"
 108 }
 109
 110 #
 111 # gdc_link_flags -- linker flags for the gcc tree structure
 112 #
 113
 114 proc gdc_link_flags { paths } {
 115     global srcdir
 116     global ld_library_path
 117     global GDC_UNDER_TEST
 118     global GDC_INCLUDE_CXX_FLAGS
 119     global shlib_ext
 120     global SHARED_OPTION
 121
 122     set gccpath ${paths}
 123     set libio_dir ""
 124     set flags ""
 125     set ld_library_path "."
 126     set shlib_ext [get_shlib_extension]
 127     set SHARED_OPTION ""
 128     verbose "shared lib extension: $shlib_ext"
 129
 130     if [info exists GDC_INCLUDE_CXX_FLAGS] {
 131         set include_cxx_flags $GDC_INCLUDE_CXX_FLAGS
 132     } else {
 133         set include_cxx_flags 0
 134     }
 135
 136     if { $gccpath != "" } {
 137         # Path to libgphobos.spec.
 138         append flags "-B${gccpath}/libphobos/src "
 139         # Path to drtbegin.o/drtend.o.
 140         if { [file exists "${gccpath}/libphobos/libdruntime/gcc/drtbegin.o"] } {
 141             append flags "-B${gccpath}/libphobos/libdruntime/gcc "
 142         }
 143
 144         if { [file exists "${gccpath}/libphobos/src/.libs/libgphobos.a"] \
 145              || [file exists "${gccpath}/libphobos/src/.libs/libgphobos.${shlib_ext}"] } {
 146             append flags "-L${gccpath}/libphobos/src/.libs "
 147             append ld_library_path ":${gccpath}/libphobos/src/.libs"
 148         }
 149         # Static linking is default. If only the shared lib is available adjust
 150         # flags to always use it. If both are available, set SHARED_OPTION which
 151         # will be added to PERMUTE_ARGS
 152         if { [file exists "${gccpath}/libphobos/src/.libs/libgphobos.${shlib_ext}"] } {
 153             if { [file exists "${gccpath}/libphobos/src/.libs/libgphobos.a"] } {
 154                 set SHARED_OPTION "-shared-libphobos"
 155             } else {
 156                 append flags "-shared-libphobos "
 157             }
 158         }
 159         if [file exists "${gccpath}/libiberty/libiberty.a"] {
 160             append flags "-L${gccpath}/libiberty "
 161         }
 162         # For the tests that mix C++ and D, need to know where library is located.
 163         if $include_cxx_flags {
 164             if { [file exists "${gccpath}/libstdc++-v3/src/.libs/libstdc++.a"] \
 165                  || [file exists "${gccpath}/libstdc++-v3/src/.libs/libstdc++.${shlib_ext}"] } {
 166                 append flags "-L${gccpath}/libstdc++-v3/src/.libs "
 167                 append ld_library_path ":${gccpath}/libstdc++-v3/src/.libs"
 168             }
 169         }
 170         append ld_library_path [gcc-set-multilib-library-path $GDC_UNDER_TEST]
 171     } else {
 172         global tool_root_dir
 173
 174         set libphobos [lookfor_file ${tool_root_dir} libgphobos]
 175         if { $libphobos != "" } {
 176             append flags "-B${libphobos} -L${libphobos} "
 177             append ld_library_path ":${libphobos}"
 178         }
 179         set libiberty [lookfor_file ${tool_root_dir} libiberty]
 180         if { $libiberty != "" } {
 181             append flags "-L${libiberty} "
 182         }
 183         if $include_cxx_flags {
 184             set libstdcpp [lookfor_file ${tool_root_dir} libstdc++]
 185             if { $libstdcpp != "" } {
 186                 append flags "-L${libstdcpp} "
 187                 append ld_library_path ":${libstdcpp}"
 188             }
 189         }
 190     }
 191
 192     set_ld_library_path_env_vars
 193
 194     return "$flags"
 195 }
 196
 197 #
 198 # gdc_init -- called at the start of each subdir of tests
 199 #
 200
 201 proc gdc_init { args } {
 202     global gdc_initialized
 203     global base_dir
 204     global tmpdir
 205     global libdir
 206     global gluefile wrap_flags
 207     global TOOL_EXECUTABLE
 208     global GDC_UNDER_TEST
 209     global TESTING_IN_BUILD_TREE
 210     global gcc_warning_prefix
 211     global gcc_error_prefix
 212
 213     # We set LC_ALL and LANG to C so that we get the same error messages as expected.
 214     setenv LC_ALL C
 215     setenv LANG C
 216
 217     if ![info exists GDC_UNDER_TEST] then {
 218         if [info exists TOOL_EXECUTABLE] {
 219             set GDC_UNDER_TEST $TOOL_EXECUTABLE
 220         } else {
 221             if { [is_remote host] || ! [info exists TESTING_IN_BUILD_TREE] } {
 222                 set GDC_UNDER_TEST [transform gdc]
 223             } else {
 224                 set GDC_UNDER_TEST [findfile $base_dir/../../gdc "$base_dir/../../gdc -B$base_dir/../../" [findfile $base_dir/gdc "$base_dir/gdc -B$base_dir/" [transform gdc]]]
 225             }
 226         }
 227     }
 228
 229     if ![is_remote host] {
 230         if { [which $GDC_UNDER_TEST] == 0 } then {
 231             perror "GDC_UNDER_TEST ($GDC_UNDER_TEST) does not exist"
 232             exit 1
 233         }
 234     }
 235     if ![info exists tmpdir] {
 236         set tmpdir "/tmp"
 237     }
 238
 239     if [info exists gluefile] {
 240         unset gluefile
 241     }
 242
 243     gdc_maybe_build_wrapper "${tmpdir}/d-testglue.o"
 244
 245     set gcc_warning_prefix "warning:"
 246     set gcc_error_prefix "(fatal )?error:"
 247
 248     verbose "gdc is initialized" 3
 249 }
 250
 251 #
 252 # gdc_target_compile -- compile a source file
 253 #
 254
 255 proc gdc_target_compile { source dest type options } {
 256     global tmpdir
 257     global gluefile wrap_flags
 258     global GDC_UNDER_TEST
 259     global TOOL_OPTIONS
 260     global TEST_ALWAYS_FLAGS
 261
 262     if { [target_info needs_status_wrapper] != "" && [info exists gluefile] } {
 263         lappend options "libs=${gluefile}"
 264         lappend options "ldflags=${wrap_flags}"
 265     }
 266
 267     set always_dflags ""
 268
 269     # TEST_ALWAYS_FLAGS are flags that should be passed to every
 270     # compilation.  They are passed first to allow individual
 271     # tests to override them.
 272     if [info exists TEST_ALWAYS_FLAGS] {
 273         lappend always_dflags "additional_flags=$TEST_ALWAYS_FLAGS"
 274     }
 275
 276     if ![is_remote host] {
 277         if [info exists TOOL_OPTIONS] {
 278             lappend always_dflags "additional_flags=[gdc_include_flags [get_multilibs ${TOOL_OPTIONS}] ]"
 279             lappend always_dflags "ldflags=[gdc_link_flags [get_multilibs ${TOOL_OPTIONS}] ]"
 280         } else {
 281             lappend always_dflags "additional_flags=[gdc_include_flags [get_multilibs] ]"
 282             lappend always_dflags "ldflags=[gdc_link_flags [get_multilibs] ]"
 283         }
 284     }
 285
 286     if [info exists TOOL_OPTIONS] {
 287         lappend always_dflags "additional_flags=$TOOL_OPTIONS"
 288     }
 289
 290     verbose "always_dflags set to: $always_dflags"
 291
 292     lappend options "timeout=[timeout_value]"
 293     lappend options "compiler=$GDC_UNDER_TEST"
 294
 295     set options [concat "$always_dflags" $options]
 296     set options [dg-additional-files-options $options $source]
 297     return [target_compile $source $dest $type $options]
 298 }