1# This whole file adapted from libgomp.fortran/fortran.exp.
2
3load_lib libgomp-dg.exp
4load_gcc_lib gcc-dg.exp
5load_gcc_lib gfortran-dg.exp
6
7global shlib_ext
8global ALWAYS_CFLAGS
9
10set shlib_ext [get_shlib_extension]
11set lang_library_path	"../libgfortran/.libs"
12set lang_link_flags	"-lgfortran -foffload=-lgfortran"
13if [info exists lang_include_flags] then {
14    unset lang_include_flags
15}
16set lang_test_file_found 0
17set quadmath_library_path "../libquadmath/.libs"
18
19
20# Initialize dg.
21dg-init
22
23# Turn on OpenACC.
24lappend ALWAYS_CFLAGS "additional_flags=-fopenacc"
25
26if { $blddir != "" } {
27    set lang_source_re {^.*\.[fF](|90|95|03|08)$}
28    set lang_include_flags "-fintrinsic-modules-path=${blddir}"
29    # Look for a static libgfortran first.
30    if [file exists "${blddir}/${lang_library_path}/libgfortran.a"] {
31        set lang_test_file "${lang_library_path}/libgfortran.a"
32        set lang_test_file_found 1
33	# We may have a shared only build, so look for a shared libgfortran.
34    } elseif [file exists "${blddir}/${lang_library_path}/libgfortran.${shlib_ext}"] {
35        set lang_test_file "${lang_library_path}/libgfortran.${shlib_ext}"
36        set lang_test_file_found 1
37    } else {
38        puts "No libgfortran library found, will not execute fortran tests"
39    }
40} elseif [info exists GFORTRAN_UNDER_TEST] {
41    set lang_test_file_found 1
42    # Needs to exist for libgomp.exp.
43    set lang_test_file ""
44} else {
45    puts "GFORTRAN_UNDER_TEST not defined, will not execute fortran tests"
46}
47
48if { $lang_test_file_found } {
49    # Gather a list of all tests.
50    set tests [lsort [find $srcdir/$subdir *.\[fF\]{,90,95,03,08}]]
51
52    if { $blddir != "" } {
53	if { [file exists "${blddir}/${quadmath_library_path}/libquadmath.a"]
54	     || [file exists "${blddir}/${quadmath_library_path}/libquadmath.${shlib_ext}"] } {
55	    lappend ALWAYS_CFLAGS "ldflags=-L${blddir}/${quadmath_library_path}/"
56	    # Allow for spec subsitution.
57	    lappend ALWAYS_CFLAGS "additional_flags=-B${blddir}/${quadmath_library_path}/"
58	    set ld_library_path "$always_ld_library_path:${blddir}/${lang_library_path}:${blddir}/${quadmath_library_path}"
59	} else {
60	    set ld_library_path "$always_ld_library_path:${blddir}/${lang_library_path}"
61	}
62    } else {
63        set ld_library_path "$always_ld_library_path"
64    }
65    append ld_library_path [gcc-set-multilib-library-path $GCC_UNDER_TEST]
66    set_ld_library_path_env_vars
67
68    # Test with all available offload targets, and with offloading disabled.
69    foreach offload_target [concat [split $offload_targets ","] "disable"] {
70	global openacc_device_type
71	set openacc_device_type [offload_target_to_openacc_device_type $offload_target]
72	set tagopt "-DACC_DEVICE_TYPE_$openacc_device_type=1"
73
74	switch $openacc_device_type {
75	    "" {
76		unsupported "$subdir $offload_target offloading"
77		continue
78	    }
79	    host {
80		set acc_mem_shared 1
81	    }
82	    nvidia {
83		if { ![check_effective_target_openacc_nvidia_accel_present] } {
84		    # Don't bother; execution testing is going to FAIL.
85		    untested "$subdir $offload_target offloading: supported, but hardware not accessible"
86		    continue
87		}
88
89		set acc_mem_shared 0
90	    }
91	    default {
92		error "Unknown OpenACC device type: $openacc_device_type (offload target: $offload_target)"
93	    }
94	}
95	set tagopt "$tagopt -DACC_MEM_SHARED=$acc_mem_shared"
96
97	# To avoid compilation overhead, and to keep simple '-foffload=[...]'
98	# handling in test cases, by default only build for the offload target
99	# that we're actually going to test.
100	set tagopt "$tagopt -foffload=$offload_target"
101	# Force usage of the corresponding OpenACC device type.
102	setenv ACC_DEVICE_TYPE $openacc_device_type
103
104	# For Fortran we're doing torture testing, as Fortran has far more tests
105	# with arrays etc. that testing just -O0 or -O2 is insufficient, that is
106	# typically not the case for C/C++.
107	gfortran-dg-runtest $tests "$tagopt" ""
108    }
109}
110
111# All done.
112dg-finish
113