libgomp/testsuite/libgomp.oacc-c/c.exp

   1 # This whole file adapted from libgomp.c/c.exp.
   2
   3 if [info exists lang_library_path] then {
   4     unset lang_library_path
   5     unset lang_link_flags
   6 }
   7 if [info exists lang_test_file] then {
   8     unset lang_test_file
   9 }
  10 if [info exists lang_include_flags] then {
  11     unset lang_include_flags
  12 }
  13
  14 load_lib libgomp-dg.exp
  15 load_gcc_lib gcc-dg.exp
  16
  17 # If a testcase doesn't have special options, use these.
  18 if ![info exists DEFAULT_CFLAGS] then {
  19     set DEFAULT_CFLAGS "-O2"
  20 }
  21
  22 # Initialize dg.
  23 dg-init
  24
  25 # Turn on OpenACC.
  26 # XXX (TEMPORARY): Remove the -flto once that's properly integrated.
  27 lappend ALWAYS_CFLAGS "additional_flags=-fopenacc -flto"
  28
  29 # Gather a list of all tests.
  30 set tests [lsort [find $srcdir/$subdir *.c]]
  31
  32 set ld_library_path $always_ld_library_path
  33 append ld_library_path [gcc-set-multilib-library-path $GCC_UNDER_TEST]
  34 set_ld_library_path_env_vars
  35
  36 # Todo: get list of accelerators from configure options --enable-accelerator.
  37 set accels { "nvidia" "host_nonshm" }
  38
  39 # Run on host (or fallback) accelerator.
  40 lappend accels "host"
  41
  42 # Test OpenACC with available accelerators.
  43 set SAVE_ALWAYS_CFLAGS "$ALWAYS_CFLAGS"
  44 foreach accel $accels {
  45     set ALWAYS_CFLAGS "$SAVE_ALWAYS_CFLAGS"
  46     set tagopt "-DACC_DEVICE_TYPE_$accel=1"
  47
  48     # Todo: Determine shared memory or not using run-time test.
  49     switch $accel {
  50         host {
  51             set acc_mem_shared 1
  52         }
  53         host_nonshm {
  54             set acc_mem_shared 0
  55         }
  56         nvidia {
  57             # Copy ptx file (TEMPORARY)
  58             remote_download host $srcdir/libgomp.oacc-c/subr.ptx
  59
  60             # Where timer.h lives
  61             lappend ALWAYS_CFLAGS "additional_flags=-I${srcdir}"
  62             set acc_mem_shared 0
  63         }
  64         default {
  65             set acc_mem_shared 0
  66         }
  67     }
  68     set tagopt "$tagopt -DACC_MEM_SHARED=$acc_mem_shared"
  69
  70     # Todo: Verify that this works for both local and remote testing.
  71     setenv ACC_DEVICE_TYPE $accel
  72
  73     dg-runtest $tests "$tagopt" $DEFAULT_CFLAGS
  74 }
  75
  76 # All done.
  77 dg-finish