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 scanlang.exp
  30 load_gcc_lib scanrtl.exp
  31 load_gcc_lib scansarif.exp
  32 load_gcc_lib scantree.exp
  33 load_gcc_lib scanltranstree.exp
  34 load_gcc_lib scanoffload.exp
  35 load_gcc_lib scanoffloadipa.exp
  36 load_gcc_lib scanoffloadtree.exp
  37 load_gcc_lib scanoffloadrtl.exp
  38 load_gcc_lib scanipa.exp
  39 load_gcc_lib scanwpaipa.exp
  40 load_gcc_lib timeout-dg.exp
  41 load_gcc_lib torture-options.exp
  42 load_gcc_lib fortran-modules.exp
  43
  44 # Try to load a test support file, built during libgomp configuration.
  45 load_file libgomp-test-support.exp
  46
  47 set dg-do-what-default run
  48
  49 #
  50 # GCC_UNDER_TEST is the compiler under test.
  51 #
  52
  53 set libgomp_compile_options ""
  54
  55 #
  56 # libgomp_init
  57 #
  58
  59 if [info exists TOOL_OPTIONS] {
  60     set multilibs [get_multilibs $TOOL_OPTIONS]
  61 } else {
  62     set multilibs [get_multilibs]
  63 }
  64
  65 proc libgomp_init { args } {
  66     global srcdir blddir objdir tool_root_dir
  67     global libgomp_initialized
  68     global tmpdir
  69     global gluefile wrap_flags
  70     global ALWAYS_CFLAGS
  71     global CFLAGS
  72     global TOOL_EXECUTABLE TOOL_OPTIONS
  73     global GCC_UNDER_TEST
  74     global TESTING_IN_BUILD_TREE
  75     global target_triplet
  76     global always_ld_library_path
  77
  78     set blddir [lookfor_file [get_multilibs] libgomp]
  79
  80     # We set LC_ALL and LANG to C so that we get the same error
  81     # messages as expected.
  82     setenv LC_ALL C
  83     setenv LANG C
  84
  85     # Many hosts now default to a non-ASCII C locale, however, so
  86     # they can set a charset encoding here if they need.
  87     if { [ishost "*-*-cygwin*"] } {
  88       setenv LC_ALL C.ASCII
  89       setenv LANG C.ASCII
  90     }
  91
  92     if ![info exists GCC_UNDER_TEST] then {
  93         if [info exists TOOL_EXECUTABLE] {
  94             set GCC_UNDER_TEST $TOOL_EXECUTABLE
  95         } else {
  96             set GCC_UNDER_TEST "[find_gcc]"
  97         }
  98     }
  99
 100     if ![info exists tmpdir] {
 101         set tmpdir "/tmp"
 102     }
 103
 104     if [info exists gluefile] {
 105         unset gluefile
 106     }
 107
 108     if {![info exists CFLAGS]} {
 109         set CFLAGS ""
 110     }
 111
 112     # Locate libgcc.a so we don't need to account for different values of
 113     # SHLIB_EXT on different platforms
 114     set gccdir [lookfor_file $tool_root_dir gcc/libgcc.a]
 115     if {$gccdir != ""} {
 116         set gccdir [file dirname $gccdir]
 117     }
 118
 119     # Compute what needs to be put into LD_LIBRARY_PATH
 120     set always_ld_library_path "."
 121
 122     global offload_additional_lib_paths
 123     if { $offload_additional_lib_paths != "" } {
 124         append always_ld_library_path "${offload_additional_lib_paths}"
 125     }
 126
 127     # Compute what needs to be added to the existing LD_LIBRARY_PATH.
 128     if {$gccdir != ""} {
 129         # Add AIX pthread directory first.
 130         if { [llength [glob -nocomplain ${gccdir}/pthread/libgcc_s*.a]] >= 1 } {
 131             append always_ld_library_path ":${gccdir}/pthread"
 132         }
 133         append always_ld_library_path ":${gccdir}"
 134         set compiler [lindex $GCC_UNDER_TEST 0]
 135
 136         if { [is_remote host] == 0 && [which $compiler] != 0 } {
 137           foreach i "[exec $compiler --print-multi-lib]" {
 138             set mldir ""
 139             regexp -- "\[a-z0-9=_/\.-\]*;" $i mldir
 140             set mldir [string trimright $mldir "\;@"]
 141             if { "$mldir" == "." } {
 142               continue
 143             }
 144             if { [llength [glob -nocomplain ${gccdir}/${mldir}/libgcc_s*.so.*]] >= 1 } {
 145               append always_ld_library_path ":${gccdir}/${mldir}"
 146             }
 147           }
 148         }
 149     }
 150
 151     set ALWAYS_CFLAGS ""
 152     if { $blddir != "" } {
 153         lappend ALWAYS_CFLAGS "additional_flags=-B${blddir}/"
 154         # targets that use libgomp.a%s in their specs need a -B option
 155         # for uninstalled testing.
 156         lappend ALWAYS_CFLAGS "additional_flags=-B${blddir}/.libs"
 157         lappend ALWAYS_CFLAGS "additional_flags=-I${blddir}"
 158         lappend ALWAYS_CFLAGS "ldflags=-L${blddir}/.libs"
 159
 160         append always_ld_library_path ":${blddir}/.libs"
 161     }
 162     # The top-level include directory, for gomp-constants.h.
 163     lappend ALWAYS_CFLAGS "additional_flags=-I${srcdir}/../../include"
 164     lappend ALWAYS_CFLAGS "additional_flags=-I${srcdir}/.."
 165
 166     # For build-tree testing, also consider the library paths used for builing.
 167     # For installed testing, we assume all that to be provided in the sysroot.
 168     if { $blddir != "" } {
 169         # The `-fopenacc' and `-fopenmp' options imply `-pthread', and
 170         # that implies `-latomic' on some hosts, so wire in libatomic
 171         # build directories.
 172         if [ishost "riscv*-*-linux*"] {
 173             set shlib_ext [get_shlib_extension]
 174             set atomic_library_path "${blddir}/../libatomic/.libs"
 175             if { [file exists "${atomic_library_path}/libatomic.a"]
 176                  || [file exists \
 177                      "${atomic_library_path}/libatomic.${shlib_ext}"] } {
 178                 lappend ALWAYS_CFLAGS \
 179                     "additional_flags=-L${atomic_library_path}"
 180                 append always_ld_library_path ":${atomic_library_path}"
 181             }
 182         }
 183     }
 184
 185     # We use atomic operations in the testcases to validate results.
 186     if { ([istarget i?86-*-*] || [istarget x86_64-*-*])
 187          && [check_effective_target_ia32]
 188          && ![check_effective_target_cas_char] } {
 189         lappend ALWAYS_CFLAGS "additional_flags=-march=i486"
 190     }
 191
 192     if [istarget *-*-darwin*] {
 193         lappend ALWAYS_CFLAGS "additional_flags=-shared-libgcc"
 194     }
 195
 196     if [istarget sparc*-*-*] {
 197         lappend ALWAYS_CFLAGS "additional_flags=-mcpu=v9"
 198     }
 199
 200     if [info exists TOOL_OPTIONS] {
 201         lappend ALWAYS_CFLAGS "additional_flags=$TOOL_OPTIONS"
 202     }
 203
 204     # Make sure that lines are not wrapped.  That can confuse the
 205     # error-message parsing machinery.
 206     lappend ALWAYS_CFLAGS "additional_flags=-fmessage-length=0"
 207
 208     # Disable caret
 209     lappend ALWAYS_CFLAGS "additional_flags=-fno-diagnostics-show-caret"
 210
 211     # Disable color diagnostics
 212     lappend ALWAYS_CFLAGS "additional_flags=-fdiagnostics-color=never"
 213
 214     # Help GCC to find offload compilers' 'mkoffload'.
 215     global offload_additional_options
 216     if { $offload_additional_options != "" } {
 217         lappend ALWAYS_CFLAGS "additional_flags=${offload_additional_options}"
 218     }
 219
 220     # Tell warning from error diagnostics.  This fits for C, C++, and Fortran.
 221     global gcc_warning_prefix
 222     set gcc_warning_prefix "\[Ww\]arning:"
 223     global gcc_error_prefix
 224     set gcc_error_prefix "(\[Ff\]atal )?\[Ee\]rror:"
 225 }
 226
 227 #
 228 # libgomp_target_compile -- compile a source file
 229 #
 230
 231 proc libgomp_target_compile { source dest type options } {
 232     global blddir
 233     global libgomp_compile_options
 234     global gluefile wrap_flags
 235     global ALWAYS_CFLAGS
 236     global GCC_UNDER_TEST
 237     global lang_test_file
 238     global lang_library_path
 239     global lang_link_flags
 240     global lang_include_flags
 241     global lang_source_re
 242
 243     if { [info exists lang_test_file] } {
 244         if { $blddir != "" } {
 245             # Some targets use libgfortran.a%s in their specs, so they need
 246             # a -B option for uninstalled testing.
 247             lappend options "additional_flags=-B${blddir}/${lang_library_path}"
 248             lappend options "ldflags=-L${blddir}/${lang_library_path}"
 249         }
 250         lappend options "ldflags=${lang_link_flags}"
 251         if { [info exists lang_include_flags] \
 252              && [regexp ${lang_source_re} ${source}] } {
 253             lappend options "additional_flags=${lang_include_flags}"
 254         }
 255     }
 256
 257     if { [target_info needs_status_wrapper] != "" && [info exists gluefile] } {
 258         lappend options "libs=${gluefile}"
 259         lappend options "ldflags=${wrap_flags}"
 260     }
 261
 262     lappend options "additional_flags=[libio_include_flags]"
 263     lappend options "timeout=[timeout_value]"
 264     lappend options "compiler=$GCC_UNDER_TEST"
 265
 266     set options [concat $libgomp_compile_options $options]
 267
 268     if [info exists ALWAYS_CFLAGS] {
 269         set options [concat "$ALWAYS_CFLAGS" $options]
 270     }
 271
 272     set options [dg-additional-files-options $options $source]
 273
 274     set result [target_compile $source $dest $type $options]
 275
 276     return $result
 277 }
 278
 279 proc libgomp_option_help { } {
 280     send_user " --additional_options,OPTIONS\t\tUse OPTIONS to compile the testcase files. OPTIONS should be comma-separated.\n"
 281 }
 282
 283 proc libgomp_option_proc { option } {
 284     if [regexp "^--additional_options," $option] {
 285         global libgomp_compile_options
 286         regsub "--additional_options," $option "" option
 287         foreach x [split $option ","] {
 288             lappend libgomp_compile_options "additional_flags=$x"
 289         }
 290         return 1
 291     } else {
 292         return 0
 293     }
 294 }
 295
 296 # Translate offload target to OpenACC device type.  Return the empty string if
 297 # not supported, and 'host' for offload target 'disable'.
 298 proc offload_target_to_openacc_device_type { offload_target } {
 299     switch -glob $offload_target {
 300         amdgcn* {
 301             return "radeon"
 302         }
 303         disable {
 304             return "host"
 305         }
 306         nvptx* {
 307             return "nvidia"
 308         }
 309         default {
 310             error "Unknown offload target: $offload_target"
 311         }
 312     }
 313 }
 314
 315 # Return 1 if compiling for the specified offload target
 316 # Takes -foffload=... into account by checking OFFLOAD_TARGET_NAMES=
 317 # in the -v compiler output.
 318 proc libgomp_check_effective_target_offload_target { target_name } {
 319     # Consider all actual options, including the flags passed to
 320     # 'gcc-dg-runtest', or 'gfortran-dg-runtest' (see the 'libgomp.*/*.exp'
 321     # files; in particular, '-foffload', 'libgomp.oacc-*/*.exp'), which don't
 322     # get passed on to 'check_effective_target_*' functions.  (Not caching the
 323     # result due to that.)
 324     set options [list "additional_flags=[concat "-v" [current_compiler_flags]]"]
 325     # Instead of inspecting command-line options, look what the compiler driver
 326     # decides.  This is somewhat modelled after
 327     # 'gcc/testsuite/lib/target-supports.exp:check_configured_with'.
 328     set gcc_output [libgomp_target_compile "" "" "none" $options]
 329     if [regexp "(?n)^OFFLOAD_TARGET_NAMES=(.*)" $gcc_output dummy gcc_offload_targets] {
 330         verbose "compiling for offload targets: $gcc_offload_targets"
 331         return [string match "*:$target_name*:*" ":$gcc_offload_targets:"]
 332     }
 333
 334     verbose "not compiling for $target_name offload target"
 335     return 0
 336 }
 337
 338 # Return 1 if compiling for any offload target.
 339 proc check_effective_target_offload_target_any { } {
 340     return [libgomp_check_effective_target_offload_target ""]
 341 }
 342
 343 # Return 1 if compiling for offload target nvptx.
 344 proc check_effective_target_offload_target_nvptx { } {
 345     return [libgomp_check_effective_target_offload_target "nvptx"]
 346 }
 347
 348 # Return 1 if compiling for offload target amdgcn
 349 proc check_effective_target_offload_target_amdgcn { } {
 350     return [libgomp_check_effective_target_offload_target "amdgcn"]
 351 }
 352
 353 # Return 1 if offload device is available.
 354 proc check_effective_target_offload_device { } {
 355     return [check_runtime_nocache offload_device_available_ {
 356       #include <omp.h>
 357       int main ()
 358         {
 359           int a;
 360           #pragma omp target map(from: a)
 361             a = omp_is_initial_device ();
 362           return a;
 363         }
 364     } ]
 365 }
 366
 367 # Return 1 if offload device is available and it has non-shared address space.
 368 proc check_effective_target_offload_device_nonshared_as { } {
 369     return [check_runtime_nocache offload_device_nonshared_as {
 370       int main ()
 371         {
 372           int a = 8;
 373           #pragma omp target map(to: a)
 374             a++;
 375           return a != 8;
 376         }
 377     } ]
 378 }
 379
 380 # Return 1 if offload device is available and it has shared address space.
 381 proc check_effective_target_offload_device_shared_as { } {
 382     return [check_runtime_nocache offload_device_shared_as {
 383       int main ()
 384         {
 385           int x = 10;
 386           #pragma omp target map(to: x)
 387             x++;
 388           return x == 10;
 389         }
 390     } ]
 391 }
 392
 393 # Return 1 if using nvptx offload device.
 394 proc check_effective_target_offload_device_nvptx { } {
 395     return [check_runtime_nocache offload_device_nvptx {
 396       #include <omp.h>
 397       #include "testsuite/libgomp.c-c++-common/on_device_arch.h"
 398       int main ()
 399         {
 400           return !on_device_arch_nvptx ();
 401         }
 402     } ]
 403 }
 404
 405 # Return 1 if using a GCN offload device.
 406 proc check_effective_target_offload_device_gcn { } {
 407     return [check_runtime_nocache offload_device_gcn {
 408       #include <omp.h>
 409       #include "testsuite/libgomp.c-c++-common/on_device_arch.h"
 410       int main ()
 411         {
 412           return !on_device_arch_gcn ();
 413         }
 414     } ]
 415 }
 416
 417 # Return 1 if at least one Nvidia GPU is accessible.
 418
 419 proc check_effective_target_openacc_nvidia_accel_present { } {
 420     return [check_runtime openacc_nvidia_accel_present {
 421         #include <openacc.h>
 422         int main () {
 423         return !(acc_get_num_devices (acc_device_nvidia) > 0);
 424         }
 425     } "" ]
 426 }
 427
 428 # Return 1 if at least one Nvidia GPU is accessible, and the OpenACC 'nvidia'
 429 # device type is selected.
 430
 431 proc check_effective_target_openacc_nvidia_accel_selected { } {
 432     if { ![check_effective_target_openacc_nvidia_accel_present] } {
 433         return 0;
 434     }
 435     global openacc_device_type
 436     return [string match "nvidia" $openacc_device_type]
 437 }
 438
 439 # Return 1 if the OpenACC 'host' device type is selected.
 440
 441 proc check_effective_target_openacc_host_selected { } {
 442     global openacc_device_type
 443     return [string match "host" $openacc_device_type]
 444 }
 445
 446 # Return 1 if at least one AMD GPU is accessible.
 447
 448 proc check_effective_target_openacc_radeon_accel_present { } {
 449     return [check_runtime openacc_radeon_accel_present {
 450         #include <openacc.h>
 451         int main () {
 452         return !(acc_get_num_devices (acc_device_radeon) > 0);
 453         }
 454     } "" ]
 455 }
 456
 457 # Return 1 if at least one AMD GPU is accessible, and the OpenACC 'radeon'
 458 # device type is selected.
 459
 460 proc check_effective_target_openacc_radeon_accel_selected { } {
 461     if { ![check_effective_target_openacc_radeon_accel_present] } {
 462         return 0;
 463     }
 464     global openacc_device_type
 465     return [string match "radeon" $openacc_device_type]
 466 }
 467
 468 # Return 1 if cuda.h and -lcuda are available.
 469
 470 proc check_effective_target_openacc_cuda { } {
 471     return [check_no_compiler_messages openacc_cuda executable {
 472 #include <cuda.h>
 473 int main() {
 474     CUdevice dev;
 475     CUresult r = cuDeviceGet (&dev, 0);
 476     if (r != CUDA_SUCCESS)
 477         return 1;
 478     return 0;
 479 } } "-lcuda" ]
 480 }
 481
 482 # Return 1 if cublas_v2.h and -lcublas are available.
 483
 484 proc check_effective_target_openacc_cublas { } {
 485     return [check_no_compiler_messages openacc_cublas executable {
 486 #include <cuda.h>
 487 #include <cublas_v2.h>
 488 int main() {
 489     cublasStatus_t s;
 490     cublasHandle_t h;
 491     CUdevice dev;
 492     CUresult r = cuDeviceGet (&dev, 0);
 493     if (r != CUDA_SUCCESS)
 494         return 1;
 495     s = cublasCreate (&h);
 496     if (s != CUBLAS_STATUS_SUCCESS)
 497         return 1;
 498     return 0;
 499 } } "-lcuda -lcublas" ]
 500 }
 501
 502 # Return 1 if cuda_runtime_api.h and -lcudart are available.
 503
 504 proc check_effective_target_openacc_cudart { } {
 505     return [check_no_compiler_messages openacc_cudart executable {
 506 #include <cuda.h>
 507 #include <cuda_runtime_api.h>
 508 int main() {
 509     cudaError_t e;
 510     int devn;
 511     CUdevice dev;
 512     CUresult r = cuDeviceGet (&dev, 0);
 513     if (r != CUDA_SUCCESS)
 514         return 1;
 515     e = cudaGetDevice (&devn);
 516     if (e != cudaSuccess)
 517         return 1;
 518     return 0;
 519 } } "-lcuda -lcudart" ]
 520 }