mirror of git://gcc.gnu.org/git/gcc.git
137 lines
4.0 KiB
Plaintext
137 lines
4.0 KiB
Plaintext
# This whole file adapted from libgomp.c++/c++.exp.
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load_lib libgomp-dg.exp
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load_gcc_lib gcc-dg.exp
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load_gcc_lib torture-options.exp
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global shlib_ext
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set shlib_ext [get_shlib_extension]
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set lang_link_flags "-lstdc++"
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set lang_test_file_found 0
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set lang_library_path "../libstdc++-v3/src/.libs"
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if [info exists lang_include_flags] then {
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unset lang_include_flags
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}
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# Initialize dg.
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dg-init
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torture-init
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# Turn on OpenACC.
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lappend ALWAYS_CFLAGS "additional_flags=-fopenacc"
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# Switch into C++ mode. Otherwise, the libgomp.oacc-c-c++-common/*.c
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# files would be compiled as C files.
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set SAVE_GCC_UNDER_TEST "$GCC_UNDER_TEST"
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set GCC_UNDER_TEST "$GCC_UNDER_TEST -x c++"
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set blddir [lookfor_file [get_multilibs] libgomp]
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if { $blddir != "" } {
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# Look for a static libstdc++ first.
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if [file exists "${blddir}/${lang_library_path}/libstdc++.a"] {
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set lang_test_file "${lang_library_path}/libstdc++.a"
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set lang_test_file_found 1
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# We may have a shared only build, so look for a shared libstdc++.
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} elseif [file exists "${blddir}/${lang_library_path}/libstdc++.${shlib_ext}"] {
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set lang_test_file "${lang_library_path}/libstdc++.${shlib_ext}"
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set lang_test_file_found 1
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} else {
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puts "No libstdc++ library found, will not execute c++ tests"
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}
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} elseif { [info exists GXX_UNDER_TEST] } {
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set lang_test_file_found 1
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# Needs to exist for libgomp.exp.
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set lang_test_file ""
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} else {
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puts "GXX_UNDER_TEST not defined, will not execute c++ tests"
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}
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if { $lang_test_file_found } {
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# Gather a list of all tests.
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set tests [lsort [concat \
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[find $srcdir/$subdir *.C] \
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[find $srcdir/$subdir/../libgomp.oacc-c-c++-common *.c]]]
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if { $blddir != "" } {
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set ld_library_path "$always_ld_library_path:${blddir}/${lang_library_path}"
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} else {
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set ld_library_path "$always_ld_library_path"
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}
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append ld_library_path [gcc-set-multilib-library-path $GCC_UNDER_TEST]
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set_ld_library_path_env_vars
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set flags_file "${blddir}/../libstdc++-v3/scripts/testsuite_flags"
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if { [file exists $flags_file] } {
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set libstdcxx_includes [exec sh $flags_file --build-includes]
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} else {
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set libstdcxx_includes ""
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}
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# Test OpenACC with available accelerators.
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foreach offload_target_openacc $offload_targets_s_openacc {
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set tagopt "-DACC_DEVICE_TYPE_$offload_target_openacc=1"
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switch $offload_target_openacc {
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host {
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set acc_mem_shared 1
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}
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nvidia {
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if { ![check_effective_target_openacc_nvidia_accel_present] } {
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# Don't bother; execution testing is going to FAIL.
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untested "$subdir $offload_target_openacc offloading"
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continue
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}
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# Copy ptx file (TEMPORARY)
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remote_download host $srcdir/libgomp.oacc-c-c++-common/subr.ptx
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# Where timer.h lives
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lappend ALWAYS_CFLAGS "additional_flags=-I${srcdir}/libgomp.oacc-c-c++-common"
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set acc_mem_shared 0
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}
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default {
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set acc_mem_shared 0
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}
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}
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set tagopt "$tagopt -DACC_MEM_SHARED=$acc_mem_shared"
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setenv ACC_DEVICE_TYPE $offload_target_openacc
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# To get better test coverage for device-specific code that is only
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# ever used in offloading configurations, we'd like more thorough
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# testing for test cases that deal with offloading, which most of all
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# OpenACC test cases are. We enable torture testing, but limit it to
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# -O0 and -O2 only, to avoid testing times exploding too much, under
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# the assumption that between -O0 and -O[something] there is the
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# biggest difference in the overall structure of the generated code.
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switch $offload_target_openacc {
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host {
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set-torture-options [list \
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{ -O2 } ]
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}
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default {
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set-torture-options [list \
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{ -O0 } \
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{ -O2 } ]
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}
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}
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gcc-dg-runtest $tests "$tagopt" "$libstdcxx_includes"
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}
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} else {
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# Call this once, which placates the subsequent torture-finish.
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set-torture-options [list \
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{ INVALID } ]
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}
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# See above.
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set GCC_UNDER_TEST "$SAVE_GCC_UNDER_TEST"
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# All done.
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torture-finish
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dg-finish
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