gcc/selftest-run-tests.c

   1 /* Implementation of selftests.
   2    Copyright (C) 2015-2017 Free Software Foundation, Inc.
   3
   4 This file is part of GCC.
   5
   6 GCC is free software; you can redistribute it and/or modify it under
   7 the terms of the GNU General Public License as published by the Free
   8 Software Foundation; either version 3, or (at your option) any later
   9 version.
  10
  11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14 for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GCC; see the file COPYING3.  If not see
  18 <http://www.gnu.org/licenses/>.  */
  19
  20 #include "config.h"
  21 #include "system.h"
  22 #include "coretypes.h"
  23 #include "selftest.h"
  24 #include "tree.h"
  25 #include "target.h"
  26 #include "langhooks.h"
  27 #include "options.h"
  28
  29 /* This function needed to be split out from selftest.c as it references
  30    tests from the whole source tree, and so is within
  31    OBJS in Makefile.in, whereas selftest.o is within OBJS-libcommon.
  32    This allows us to embed tests within files in OBJS-libcommon without
  33    introducing a dependency on objects within OBJS.  */
  34
  35 #if CHECKING_P
  36
  37 /* Run all tests, aborting if any fail.  */
  38
  39 void
  40 selftest::run_tests ()
  41 {
  42   /* Makefile.in has -fself-test=$(srcdir)/testsuite/selftests, so that
  43      flag_self_test contains the path to the selftest subdirectory of the
  44      source tree (without a trailing slash).  Copy it up to
  45      path_to_selftest_files, to avoid selftest.c depending on
  46      option-handling.  */
  47   path_to_selftest_files = flag_self_test;
  48
  49   long start_time = get_run_time ();
  50
  51   /* Run all the tests, in hand-coded order of (approximate) dependencies:
  52      run the tests for lowest-level code first.  */
  53
  54   /* Sanity-check for selftests themselves.  */
  55   selftest_c_tests ();
  56
  57   /* Low-level data structures.  */
  58   bitmap_c_tests ();
  59   et_forest_c_tests ();
  60   hash_map_tests_c_tests ();
  61   hash_set_tests_c_tests ();
  62   vec_c_tests ();
  63   pretty_print_c_tests ();
  64   wide_int_cc_tests ();
  65   ggc_tests_c_tests ();
  66   sreal_c_tests ();
  67   fibonacci_heap_c_tests ();
  68   typed_splay_tree_c_tests ();
  69
  70   /* Mid-level data structures.  */
  71   input_c_tests ();
  72   tree_c_tests ();
  73   gimple_c_tests ();
  74   rtl_tests_c_tests ();
  75   read_rtl_function_c_tests ();
  76
  77   /* Higher-level tests, or for components that other selftests don't
  78      rely on.  */
  79   diagnostic_show_locus_c_tests ();
  80   diagnostic_c_tests ();
  81   edit_context_c_tests ();
  82   fold_const_c_tests ();
  83   spellcheck_c_tests ();
  84   spellcheck_tree_c_tests ();
  85   tree_cfg_c_tests ();
  86
  87   /* This one relies on most of the above.  */
  88   function_tests_c_tests ();
  89
  90   /* Run any target-specific selftests.  */
  91   if (targetm.run_target_selftests)
  92     targetm.run_target_selftests ();
  93
  94   store_merging_c_tests ();
  95   predict_c_tests ();
  96
  97   /* Run any lang-specific selftests.  */
  98   lang_hooks.run_lang_selftests ();
  99
 100   /* Force a GC at the end of the selftests, to shake out GC-related
 101      issues.  For example, if any GC-managed items have buggy (or missing)
 102      finalizers, this last collection will ensure that things that were
 103      failed to be finalized can be detected by valgrind.  */
 104   forcibly_ggc_collect ();
 105
 106   /* Finished running tests.  */
 107   long finish_time = get_run_time ();
 108   long elapsed_time = finish_time - start_time;
 109
 110   fprintf (stderr,
 111            "-fself-test: %i pass(es) in %ld.%06ld seconds\n",
 112            num_passes,
 113            elapsed_time / 1000000, elapsed_time % 1000000);
 114 }
 115
 116 #endif /* #if CHECKING_P */