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# This whole file adapted from libgomp.c++/c++.exp.
load_lib libgomp-dg.exp
load_gcc_lib gcc-dg.exp
global shlib_ext
set shlib_ext [get_shlib_extension]
set lang_link_flags "-lstdc++"
set lang_test_file_found 0
set lang_library_path "../libstdc++-v3/src/.libs"
if [info exists lang_include_flags] then {
unset lang_include_flags
}
# Initialize dg.
dg-init
# Turn on OpenACC.
lappend ALWAYS_CFLAGS "additional_flags=-fopenacc"
# Switch into C++ mode. Otherwise, the libgomp.oacc-c-c++-common/*.c
# files would be compiled as C files.
set SAVE_GCC_UNDER_TEST "$GCC_UNDER_TEST"
set GCC_UNDER_TEST "$GCC_UNDER_TEST -x c++"
set blddir [lookfor_file [get_multilibs] libgomp]
if { $blddir != "" } {
# Look for a static libstdc++ first.
if [file exists "${blddir}/${lang_library_path}/libstdc++.a"] {
set lang_test_file "${lang_library_path}/libstdc++.a"
set lang_test_file_found 1
# We may have a shared only build, so look for a shared libstdc++.
} elseif [file exists "${blddir}/${lang_library_path}/libstdc++.${shlib_ext}"] {
set lang_test_file "${lang_library_path}/libstdc++.${shlib_ext}"
set lang_test_file_found 1
} else {
puts "No libstdc++ library found, will not execute c++ tests"
}
} elseif { [info exists GXX_UNDER_TEST] } {
set lang_test_file_found 1
# Needs to exist for libgomp.exp.
set lang_test_file ""
} else {
puts "GXX_UNDER_TEST not defined, will not execute c++ tests"
}
if { $lang_test_file_found } {
# Gather a list of all tests.
set tests [lsort [concat \
[find $srcdir/$subdir *.C] \
[find $srcdir/$subdir/../libgomp.oacc-c-c++-common *.c]]]
if { $blddir != "" } {
set ld_library_path "$always_ld_library_path:${blddir}/${lang_library_path}"
} else {
set ld_library_path "$always_ld_library_path"
}
append ld_library_path [gcc-set-multilib-library-path $GCC_UNDER_TEST]
set_ld_library_path_env_vars
set flags_file "${blddir}/../libstdc++-v3/scripts/testsuite_flags"
if { [file exists $flags_file] } {
set libstdcxx_includes [exec sh $flags_file --build-includes]
} else {
set libstdcxx_includes ""
}
# Test OpenACC with available accelerators.
foreach offload_target_openacc $offload_targets_s_openacc {
set tagopt "-DACC_DEVICE_TYPE_$offload_target_openacc=1"
switch $offload_target_openacc {
host {
set acc_mem_shared 1
}
host_nonshm {
set acc_mem_shared 0
}
nvidia {
# Copy ptx file (TEMPORARY)
remote_download host $srcdir/libgomp.oacc-c-c++-common/subr.ptx
# Where timer.h lives
lappend ALWAYS_CFLAGS "additional_flags=-I${srcdir}/libgomp.oacc-c-c++-common"
set acc_mem_shared 0
}
default {
set acc_mem_shared 0
}
}
set tagopt "$tagopt -DACC_MEM_SHARED=$acc_mem_shared"
setenv ACC_DEVICE_TYPE $offload_target_openacc
dg-runtest $tests "$tagopt" $libstdcxx_includes
}
}
# See above.
set GCC_UNDER_TEST "$SAVE_GCC_UNDER_TEST"
# All done.
dg-finish
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