libgomp/testsuite/lib/libgomp.exp

   1 # Damn dejagnu for not having proper library search paths for load_lib.
   2 # We have to explicitly load everything that gcc-dg.exp wants to load.
   3
   4 proc load_gcc_lib { filename } {
   5     global srcdir loaded_libs
   6
   7     load_file $srcdir/../../gcc/testsuite/lib/$filename
   8     set loaded_libs($filename) ""
   9 }
  10
  11 load_lib dg.exp
  12
  13 # Required to use gcc-dg.exp - however, the latter should NOT be
  14 # loaded until ${tool}_target_compile is defined since it uses that
  15 # to determine default LTO options.
  16
  17 load_gcc_lib prune.exp
  18 load_gcc_lib target-libpath.exp
  19 load_gcc_lib wrapper.exp
  20 load_gcc_lib target-supports.exp
  21 load_gcc_lib target-utils.exp
  22 load_gcc_lib gcc-defs.exp
  23 load_gcc_lib timeout.exp
  24 load_gcc_lib file-format.exp
  25 load_gcc_lib target-supports-dg.exp
  26 load_gcc_lib scanasm.exp
  27 load_gcc_lib scandump.exp
  28 load_gcc_lib scanrtl.exp
  29 load_gcc_lib scantree.exp
  30 load_gcc_lib scanipa.exp
  31 load_gcc_lib timeout-dg.exp
  32 load_gcc_lib torture-options.exp
  33 load_gcc_lib fortran-modules.exp
  34
  35 # Try to load a test support file, built during libgomp configuration.
  36 load_file libgomp-test-support.exp
  37
  38 # Populate offload_targets_s (offloading targets separated by a space), and
  39 # offload_targets_s_openacc (the same, but with OpenACC names; OpenACC spells
  40 # some of them a little differently).
  41 set offload_targets_s [split $offload_targets ","]
  42 set offload_targets_s_openacc {}
  43 foreach offload_target_openacc $offload_targets_s {
  44     switch $offload_target_openacc {
  45         intelmic {
  46             # TODO.  Skip; will all FAIL because of missing
  47             # GOMP_OFFLOAD_CAP_OPENACC_200.
  48             continue
  49         }
  50         nvptx {
  51             set offload_target_openacc "nvidia"
  52         }
  53     }
  54     lappend offload_targets_s_openacc "$offload_target_openacc"
  55 }
  56 lappend offload_targets_s_openacc "host"
  57
  58 set dg-do-what-default run
  59
  60 #
  61 # GCC_UNDER_TEST is the compiler under test.
  62 #
  63
  64 set libgomp_compile_options ""
  65
  66 #
  67 # libgomp_init
  68 #
  69
  70 if [info exists TOOL_OPTIONS] {
  71     set multilibs [get_multilibs $TOOL_OPTIONS]
  72 } else {
  73     set multilibs [get_multilibs]
  74 }
  75
  76 proc libgomp_init { args } {
  77     global srcdir blddir objdir tool_root_dir
  78     global libgomp_initialized
  79     global tmpdir
  80     global blddir
  81     global gluefile wrap_flags
  82     global ALWAYS_CFLAGS
  83     global CFLAGS
  84     global TOOL_EXECUTABLE TOOL_OPTIONS
  85     global GCC_UNDER_TEST
  86     global TESTING_IN_BUILD_TREE
  87     global target_triplet
  88     global always_ld_library_path
  89
  90     set blddir [lookfor_file [get_multilibs] libgomp]
  91
  92     # We set LC_ALL and LANG to C so that we get the same error
  93     # messages as expected.
  94     setenv LC_ALL C
  95     setenv LANG C
  96
  97     # Many hosts now default to a non-ASCII C locale, however, so
  98     # they can set a charset encoding here if they need.
  99     if { [ishost "*-*-cygwin*"] } {
 100       setenv LC_ALL C.ASCII
 101       setenv LANG C.ASCII
 102     }
 103
 104     if ![info exists GCC_UNDER_TEST] then {
 105         if [info exists TOOL_EXECUTABLE] {
 106             set GCC_UNDER_TEST $TOOL_EXECUTABLE
 107         } else {
 108             set GCC_UNDER_TEST "[find_gcc]"
 109         }
 110     }
 111
 112     if ![info exists tmpdir] {
 113         set tmpdir "/tmp"
 114     }
 115
 116     if [info exists gluefile] {
 117         unset gluefile
 118     }
 119
 120     if {![info exists CFLAGS]} {
 121         set CFLAGS ""
 122     }
 123
 124     # Locate libgcc.a so we don't need to account for different values of
 125     # SHLIB_EXT on different platforms
 126     set gccdir [lookfor_file $tool_root_dir gcc/libgcc.a]
 127     if {$gccdir != ""} {
 128         set gccdir [file dirname $gccdir]
 129     }
 130
 131     # Compute what needs to be put into LD_LIBRARY_PATH
 132     set always_ld_library_path ".:${blddir}/.libs"
 133
 134     # Add liboffloadmic build directory in LD_LIBRARY_PATH to support
 135     # non-fallback testing for Intel MIC targets
 136     global offload_targets
 137     if { [string match "*,intelmic,*" ",$offload_targets,"] } {
 138         append always_ld_library_path ":${blddir}/../liboffloadmic/.libs"
 139         append always_ld_library_path ":${blddir}/../liboffloadmic/plugin/.libs"
 140         # libstdc++ is required by liboffloadmic
 141         append always_ld_library_path ":${blddir}/../libstdc++-v3/src/.libs"
 142     }
 143
 144     global offload_additional_lib_paths
 145     if { $offload_additional_lib_paths != "" } {
 146         append always_ld_library_path "${offload_additional_lib_paths}"
 147     }
 148
 149     # Compute what needs to be added to the existing LD_LIBRARY_PATH.
 150     if {$gccdir != ""} {
 151         # Add AIX pthread directory first.
 152         if { [llength [glob -nocomplain ${gccdir}/pthread/libgcc_s*.a]] >= 1 } {
 153             append always_ld_library_path ":${gccdir}/pthread"
 154         }
 155         append always_ld_library_path ":${gccdir}"
 156         set compiler [lindex $GCC_UNDER_TEST 0]
 157
 158         if { [is_remote host] == 0 && [which $compiler] != 0 } {
 159           foreach i "[exec $compiler --print-multi-lib]" {
 160             set mldir ""
 161             regexp -- "\[a-z0-9=_/\.-\]*;" $i mldir
 162             set mldir [string trimright $mldir "\;@"]
 163             if { "$mldir" == "." } {
 164               continue
 165             }
 166             if { [llength [glob -nocomplain ${gccdir}/${mldir}/libgcc_s*.so.*]] >= 1 } {
 167               append always_ld_library_path ":${gccdir}/${mldir}"
 168             }
 169           }
 170         }
 171     }
 172
 173     set ALWAYS_CFLAGS ""
 174     if { $blddir != "" } {
 175         lappend ALWAYS_CFLAGS "additional_flags=-B${blddir}/"
 176         # targets that use libgomp.a%s in their specs need a -B option
 177         # for uninstalled testing.
 178         lappend ALWAYS_CFLAGS "additional_flags=-B${blddir}/.libs"
 179         lappend ALWAYS_CFLAGS "additional_flags=-I${blddir}"
 180         lappend ALWAYS_CFLAGS "ldflags=-L${blddir}/.libs"
 181         # The top-level include directory, for gomp-constants.h.
 182         lappend ALWAYS_CFLAGS "additional_flags=-I${srcdir}/../../include"
 183     }
 184     lappend ALWAYS_CFLAGS "additional_flags=-I${srcdir}/.."
 185
 186     # For build-tree testing, also consider the CUDA paths used for builing.
 187     # For installed testing, we assume all that to be provided in the sysroot.
 188     if { $blddir != "" } {
 189         global cuda_driver_include
 190         global cuda_driver_lib
 191         if { $cuda_driver_include != "" } {
 192             # Stop gfortran from freaking out:
 193             # Warning: Nonexistent include directory "[...]"
 194             if {[file exists $cuda_driver_include]} {
 195                 lappend ALWAYS_CFLAGS "additional_flags=-I$cuda_driver_include"
 196             }
 197         }
 198         if { $cuda_driver_lib != "" } {
 199             lappend ALWAYS_CFLAGS "additional_flags=-L$cuda_driver_lib"
 200             append always_ld_library_path ":$cuda_driver_lib"
 201         }
 202     }
 203
 204     # We use atomic operations in the testcases to validate results.
 205     if { ([istarget i?86-*-*] || [istarget x86_64-*-*])
 206          && [check_effective_target_ia32] } {
 207         lappend ALWAYS_CFLAGS "additional_flags=-march=i486"
 208     }
 209
 210     if [istarget *-*-darwin*] {
 211         lappend ALWAYS_CFLAGS "additional_flags=-shared-libgcc"
 212     }
 213
 214     if [istarget sparc*-*-*] {
 215         lappend ALWAYS_CFLAGS "additional_flags=-mcpu=v9"
 216     }
 217
 218     if [info exists TOOL_OPTIONS] {
 219         lappend ALWAYS_CFLAGS "additional_flags=$TOOL_OPTIONS"
 220     }
 221
 222     # Make sure that lines are not wrapped.  That can confuse the
 223     # error-message parsing machinery.
 224     lappend ALWAYS_CFLAGS "additional_flags=-fmessage-length=0"
 225
 226     # Disable caret
 227     lappend ALWAYS_CFLAGS "additional_flags=-fno-diagnostics-show-caret"
 228
 229     # Disable color diagnostics
 230     lappend ALWAYS_CFLAGS "additional_flags=-fdiagnostics-color=never"
 231
 232     # Used for support non-fallback offloading.
 233     # Help GCC to find target mkoffload.
 234     global offload_additional_options
 235     if { $offload_additional_options != "" } {
 236         lappend ALWAYS_CFLAGS "additional_flags=${offload_additional_options}"
 237     }
 238 }
 239
 240 #
 241 # libgomp_target_compile -- compile a source file
 242 #
 243
 244 proc libgomp_target_compile { source dest type options } {
 245     global blddir
 246     global libgomp_compile_options
 247     global gluefile wrap_flags
 248     global ALWAYS_CFLAGS
 249     global GCC_UNDER_TEST
 250     global lang_test_file
 251     global lang_library_path
 252     global lang_link_flags
 253     global lang_include_flags
 254     global lang_source_re
 255
 256     if { [info exists lang_test_file] } {
 257         if { $blddir != "" } {
 258             # Some targets use libgfortran.a%s in their specs, so they need
 259             # a -B option for uninstalled testing.
 260             lappend options "additional_flags=-B${blddir}/${lang_library_path}"
 261             lappend options "ldflags=-L${blddir}/${lang_library_path}"
 262         }
 263         lappend options "ldflags=${lang_link_flags}"
 264         if { [info exists lang_include_flags] \
 265              && [regexp ${lang_source_re} ${source}] } {
 266             lappend options "additional_flags=${lang_include_flags}"
 267         }
 268     }
 269
 270     if { [target_info needs_status_wrapper] != "" && [info exists gluefile] } {
 271         lappend options "libs=${gluefile}"
 272         lappend options "ldflags=${wrap_flags}"
 273     }
 274
 275     lappend options "additional_flags=[libio_include_flags]"
 276     lappend options "timeout=[timeout_value]"
 277     lappend options "compiler=$GCC_UNDER_TEST"
 278
 279     set options [concat $libgomp_compile_options $options]
 280
 281     if [info exists ALWAYS_CFLAGS] {
 282         set options [concat "$ALWAYS_CFLAGS" $options]
 283     }
 284
 285     set options [dg-additional-files-options $options $source]
 286
 287     set result [target_compile $source $dest $type $options]
 288
 289     return $result
 290 }
 291
 292 proc libgomp_option_help { } {
 293     send_user " --additional_options,OPTIONS\t\tUse OPTIONS to compile the testcase files. OPTIONS should be comma-separated.\n"
 294 }
 295
 296 proc libgomp_option_proc { option } {
 297     if [regexp "^--additional_options," $option] {
 298         global libgomp_compile_options
 299         regsub "--additional_options," $option "" option
 300         foreach x [split $option ","] {
 301             lappend libgomp_compile_options "additional_flags=$x"
 302         }
 303         return 1
 304     } else {
 305         return 0
 306     }
 307 }
 308
 309 # Return 1 if offload device is available.
 310 proc check_effective_target_offload_device { } {
 311     return [check_runtime_nocache offload_device_available_ {
 312       #include <omp.h>
 313       int main ()
 314         {
 315           int a;
 316           #pragma omp target map(from: a)
 317             a = omp_is_initial_device ();
 318           return a;
 319         }
 320     } ]
 321 }
 322
 323 # Return 1 if at least one nvidia board is present.
 324
 325 proc check_effective_target_openacc_nvidia_accel_present { } {
 326     return [check_runtime openacc_nvidia_accel_present {
 327         #include <openacc.h>
 328         int main () {
 329         return !(acc_get_num_devices (acc_device_nvidia) > 0);
 330         }
 331     } "" ]
 332 }
 333
 334 # Return 1 if at least one nvidia board is present, and the nvidia device type
 335 # is selected by default by means of setting the environment variable
 336 # ACC_DEVICE_TYPE.
 337
 338 proc check_effective_target_openacc_nvidia_accel_selected { } {
 339     if { ![check_effective_target_openacc_nvidia_accel_present] } {
 340         return 0;
 341     }
 342     global offload_target_openacc
 343     if { $offload_target_openacc == "nvidia" } {
 344         return 1;
 345     }
 346     return 0;
 347 }