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