gcc/context.c

   1 /* context.c - Holder for global state
   2    Copyright (C) 2013-2017 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 "context.h"
  24 #include "pass_manager.h"
  25 #include "dumpfile.h"
  26 #include "realmpfr.h"
  27
  28 /* The singleton holder of global state: */
  29 gcc::context *g;
  30
  31 gcc::context::context ()
  32 {
  33   have_offload = false;
  34
  35   /* The pass manager's constructor uses the dump manager (to set up
  36      dumps for the various passes), so the dump manager must be set up
  37      before the pass manager.  */
  38   m_dumps = new gcc::dump_manager ();
  39   m_passes = new gcc::pass_manager (this);
  40 }
  41
  42 gcc::context::~context ()
  43 {
  44   delete m_passes;
  45   delete m_dumps;
  46
  47   /* Release MPFR caches to avoid Valgrind leak reports.  */
  48   mpfr_free_cache ();
  49 }