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 multiline.exp
  18 load_gcc_lib prune.exp
  19 load_gcc_lib target-libpath.exp
  20 load_gcc_lib wrapper.exp
  21 load_gcc_lib target-supports.exp
  22 load_gcc_lib target-utils.exp
  23 load_gcc_lib gcc-defs.exp
  24 load_gcc_lib timeout.exp
  25 load_gcc_lib file-format.exp
  26 load_gcc_lib target-supports-dg.exp
  27 load_gcc_lib scanasm.exp
  28 load_gcc_lib scandump.exp
  29 load_gcc_lib scanrtl.exp
  30 load_gcc_lib scantree.exp
  31 load_gcc_lib scanipa.exp
  32 load_gcc_lib timeout-dg.exp
  33 load_gcc_lib torture-options.exp
  34 load_gcc_lib fortran-modules.exp
  35
  36 # Try to load a test support file, built during libgomp configuration.
  37 load_file libgomp-test-support.exp
  38
  39 # Populate offload_targets_s (offloading targets separated by a space), and
  40 # offload_targets_s_openacc (the same, but with OpenACC names; OpenACC spells
  41 # some of them a little differently).
  42 set offload_targets_s [split $offload_targets ","]
  43 set offload_targets_s_openacc {}
  44 foreach offload_target_openacc $offload_targets_s {
  45     switch $offload_target_openacc {
  46         intelmic {
  47             # Skip; will all FAIL because of missing
  48             # GOMP_OFFLOAD_CAP_OPENACC_200.
  49             continue
  50         }
  51         nvptx {
  52             set offload_target_openacc "nvidia"
  53         }
  54     }
  55     lappend offload_targets_s_openacc "$offload_target_openacc"
  56 }
  57 lappend offload_targets_s_openacc "host"
  58
  59 set dg-do-what-default run
  60
  61 #
  62 # GCC_UNDER_TEST is the compiler under test.
  63 #
  64
  65 set libgomp_compile_options ""
  66
  67 #
  68 # libgomp_init
  69 #
  70
  71 if [info exists TOOL_OPTIONS] {
  72     set multilibs [get_multilibs $TOOL_OPTIONS]
  73 } else {
  74     set multilibs [get_multilibs]
  75 }
  76
  77 proc libgomp_init { args } {
  78     global srcdir blddir objdir tool_root_dir
  79     global libgomp_initialized
  80     global tmpdir
  81     global blddir
  82     global gluefile wrap_flags
  83     global ALWAYS_CFLAGS
  84     global CFLAGS
  85     global TOOL_EXECUTABLE TOOL_OPTIONS
  86     global GCC_UNDER_TEST
  87     global TESTING_IN_BUILD_TREE
  88     global target_triplet
  89     global always_ld_library_path
  90
  91     set blddir [lookfor_file [get_multilibs] libgomp]
  92
  93     # We set LC_ALL and LANG to C so that we get the same error
  94     # messages as expected.
  95     setenv LC_ALL C
  96     setenv LANG C
  97
  98     # Many hosts now default to a non-ASCII C locale, however, so
  99     # they can set a charset encoding here if they need.
 100     if { [ishost "*-*-cygwin*"] } {
 101       setenv LC_ALL C.ASCII
 102       setenv LANG C.ASCII
 103     }
 104
 105     if ![info exists GCC_UNDER_TEST] then {
 106         if [info exists TOOL_EXECUTABLE] {
 107             set GCC_UNDER_TEST $TOOL_EXECUTABLE
 108         } else {
 109             set GCC_UNDER_TEST "[find_gcc]"
 110         }
 111     }
 112
 113     if ![info exists tmpdir] {
 114         set tmpdir "/tmp"
 115     }
 116
 117     if [info exists gluefile] {
 118         unset gluefile
 119     }
 120
 121     if {![info exists CFLAGS]} {
 122         set CFLAGS ""
 123     }
 124
 125     # Locate libgcc.a so we don't need to account for different values of
 126     # SHLIB_EXT on different platforms
 127     set gccdir [lookfor_file $tool_root_dir gcc/libgcc.a]
 128     if {$gccdir != ""} {
 129         set gccdir [file dirname $gccdir]
 130     }
 131
 132     # Compute what needs to be put into LD_LIBRARY_PATH
 133     set always_ld_library_path ".:${blddir}/.libs"
 134
 135     # Add liboffloadmic build directory in LD_LIBRARY_PATH to support
 136     # non-fallback testing for Intel MIC targets
 137     global offload_targets
 138     if { [string match "*,intelmic,*" ",$offload_targets,"] } {
 139         append always_ld_library_path ":${blddir}/../liboffloadmic/.libs"
 140         append always_ld_library_path ":${blddir}/../liboffloadmic/plugin/.libs"
 141         # libstdc++ is required by liboffloadmic
 142         append always_ld_library_path ":${blddir}/../libstdc++-v3/src/.libs"
 143     }
 144
 145     global offload_additional_lib_paths
 146     if { $offload_additional_lib_paths != "" } {
 147         append always_ld_library_path "${offload_additional_lib_paths}"
 148     }
 149
 150     # Compute what needs to be added to the existing LD_LIBRARY_PATH.
 151     if {$gccdir != ""} {
 152         # Add AIX pthread directory first.
 153         if { [llength [glob -nocomplain ${gccdir}/pthread/libgcc_s*.a]] >= 1 } {
 154             append always_ld_library_path ":${gccdir}/pthread"
 155         }
 156         append always_ld_library_path ":${gccdir}"
 157         set compiler [lindex $GCC_UNDER_TEST 0]
 158
 159         if { [is_remote host] == 0 && [which $compiler] != 0 } {
 160           foreach i "[exec $compiler --print-multi-lib]" {
 161             set mldir ""
 162             regexp -- "\[a-z0-9=_/\.-\]*;" $i mldir
 163             set mldir [string trimright $mldir "\;@"]
 164             if { "$mldir" == "." } {
 165               continue
 166             }
 167             if { [llength [glob -nocomplain ${gccdir}/${mldir}/libgcc_s*.so.*]] >= 1 } {
 168               append always_ld_library_path ":${gccdir}/${mldir}"
 169             }
 170           }
 171         }
 172     }
 173
 174     set ALWAYS_CFLAGS ""
 175     if { $blddir != "" } {
 176         lappend ALWAYS_CFLAGS "additional_flags=-B${blddir}/"
 177         # targets that use libgomp.a%s in their specs need a -B option
 178         # for uninstalled testing.
 179         lappend ALWAYS_CFLAGS "additional_flags=-B${blddir}/.libs"
 180         lappend ALWAYS_CFLAGS "additional_flags=-I${blddir}"
 181         lappend ALWAYS_CFLAGS "ldflags=-L${blddir}/.libs"
 182         # The top-level include directory, for gomp-constants.h.
 183         lappend ALWAYS_CFLAGS "additional_flags=-I${srcdir}/../../include"
 184     }
 185     lappend ALWAYS_CFLAGS "additional_flags=-I${srcdir}/.."
 186
 187     # For build-tree testing, also consider the CUDA paths used for builing.
 188     # For installed testing, we assume all that to be provided in the sysroot.
 189     if { $blddir != "" } {
 190         global cuda_driver_include
 191         global cuda_driver_lib
 192         if { $cuda_driver_include != "" } {
 193             # Stop gfortran from freaking out:
 194             # Warning: Nonexistent include directory "[...]"
 195             if {[file exists $cuda_driver_include]} {
 196                 lappend ALWAYS_CFLAGS "additional_flags=-I$cuda_driver_include"
 197             }
 198         }
 199         if { $cuda_driver_lib != "" } {
 200             lappend ALWAYS_CFLAGS "additional_flags=-L$cuda_driver_lib"
 201             append always_ld_library_path ":$cuda_driver_lib"
 202         }
 203     }
 204
 205     # We use atomic operations in the testcases to validate results.
 206     if { ([istarget i?86-*-*] || [istarget x86_64-*-*])
 207          && [check_effective_target_ia32] } {
 208         lappend ALWAYS_CFLAGS "additional_flags=-march=i486"
 209     }
 210
 211     if [istarget *-*-darwin*] {
 212         lappend ALWAYS_CFLAGS "additional_flags=-shared-libgcc"
 213     }
 214
 215     if [istarget sparc*-*-*] {
 216         lappend ALWAYS_CFLAGS "additional_flags=-mcpu=v9"
 217     }
 218
 219     if [info exists TOOL_OPTIONS] {
 220         lappend ALWAYS_CFLAGS "additional_flags=$TOOL_OPTIONS"
 221     }
 222
 223     # Make sure that lines are not wrapped.  That can confuse the
 224     # error-message parsing machinery.
 225     lappend ALWAYS_CFLAGS "additional_flags=-fmessage-length=0"
 226
 227     # Disable caret
 228     lappend ALWAYS_CFLAGS "additional_flags=-fno-diagnostics-show-caret"
 229
 230     # Disable color diagnostics
 231     lappend ALWAYS_CFLAGS "additional_flags=-fdiagnostics-color=never"
 232
 233     # Used for support non-fallback offloading.
 234     # Help GCC to find target mkoffload.
 235     global offload_additional_options
 236     if { $offload_additional_options != "" } {
 237         lappend ALWAYS_CFLAGS "additional_flags=${offload_additional_options}"
 238     }
 239 }
 240
 241 #
 242 # libgomp_target_compile -- compile a source file
 243 #
 244
 245 proc libgomp_target_compile { source dest type options } {
 246     global blddir
 247     global libgomp_compile_options
 248     global gluefile wrap_flags
 249     global ALWAYS_CFLAGS
 250     global GCC_UNDER_TEST
 251     global lang_test_file
 252     global lang_library_path
 253     global lang_link_flags
 254     global lang_include_flags
 255     global lang_source_re
 256
 257     if { [info exists lang_test_file] } {
 258         if { $blddir != "" } {
 259             # Some targets use libgfortran.a%s in their specs, so they need
 260             # a -B option for uninstalled testing.
 261             lappend options "additional_flags=-B${blddir}/${lang_library_path}"
 262             lappend options "ldflags=-L${blddir}/${lang_library_path}"
 263         }
 264         lappend options "ldflags=${lang_link_flags}"
 265         if { [info exists lang_include_flags] \
 266              && [regexp ${lang_source_re} ${source}] } {
 267             lappend options "additional_flags=${lang_include_flags}"
 268         }
 269     }
 270
 271     if { [target_info needs_status_wrapper] != "" && [info exists gluefile] } {
 272         lappend options "libs=${gluefile}"
 273         lappend options "ldflags=${wrap_flags}"
 274     }
 275
 276     lappend options "additional_flags=[libio_include_flags]"
 277     lappend options "timeout=[timeout_value]"
 278     lappend options "compiler=$GCC_UNDER_TEST"
 279
 280     set options [concat $libgomp_compile_options $options]
 281
 282     if [info exists ALWAYS_CFLAGS] {
 283         set options [concat "$ALWAYS_CFLAGS" $options]
 284     }
 285
 286     set options [dg-additional-files-options $options $source]
 287
 288     set result [target_compile $source $dest $type $options]
 289
 290     return $result
 291 }
 292
 293 proc libgomp_option_help { } {
 294     send_user " --additional_options,OPTIONS\t\tUse OPTIONS to compile the testcase files. OPTIONS should be comma-separated.\n"
 295 }
 296
 297 proc libgomp_option_proc { option } {
 298     if [regexp "^--additional_options," $option] {
 299         global libgomp_compile_options
 300         regsub "--additional_options," $option "" option
 301         foreach x [split $option ","] {
 302             lappend libgomp_compile_options "additional_flags=$x"
 303         }
 304         return 1
 305     } else {
 306         return 0
 307     }
 308 }
 309
 310 # Return 1 if offload device is available.
 311 proc check_effective_target_offload_device { } {
 312     return [check_runtime_nocache offload_device_available_ {
 313       #include <omp.h>
 314       int main ()
 315         {
 316           int a;
 317           #pragma omp target map(from: a)
 318             a = omp_is_initial_device ();
 319           return a;
 320         }
 321     } ]
 322 }
 323
 324 # Return 1 if at least one nvidia board is present.
 325
 326 proc check_effective_target_openacc_nvidia_accel_present { } {
 327     return [check_runtime openacc_nvidia_accel_present {
 328         #include <openacc.h>
 329         int main () {
 330         return !(acc_get_num_devices (acc_device_nvidia) > 0);
 331         }
 332     } "" ]
 333 }
 334
 335 # Return 1 if at least one nvidia board is present, and the nvidia device type
 336 # is selected by default by means of setting the environment variable
 337 # ACC_DEVICE_TYPE.
 338
 339 proc check_effective_target_openacc_nvidia_accel_selected { } {
 340     if { ![check_effective_target_openacc_nvidia_accel_present] } {
 341         return 0;
 342     }
 343     global offload_target_openacc
 344     if { $offload_target_openacc == "nvidia" } {
 345         return 1;
 346     }
 347     return 0;
 348 }
 349
 350 # Return 1 if the host target is selected for offloaded
 351
 352 proc check_effective_target_openacc_host_selected { } {
 353     global offload_target_openacc
 354     if { $offload_target_openacc == "host" } {
 355         return 1;
 356     }
 357     return 0;
 358 }