gcc/common/common-target.def

   1 /* Target hook definitions for common hooks.
   2    Copyright (C) 2011-2014 Free Software Foundation, Inc.
   3
   4    This program is free software; you can redistribute it and/or modify it
   5    under the terms of the GNU General Public License as published by the
   6    Free Software Foundation; either version 3, or (at your option) any
   7    later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program; see the file COPYING3.  If not see
  16    <http://www.gnu.org/licenses/>.  */
  17
  18 /* See target-hooks-macros.h for details of macros that should be
  19    provided by the including file, and how to use them here.  */
  20 #include "target-hooks-macros.h"
  21
  22 #undef HOOK_TYPE
  23 #define HOOK_TYPE "Common Target Hook"
  24
  25 HOOK_VECTOR (TARGETM_COMMON_INITIALIZER, gcc_targetm_common)
  26
  27 #undef HOOK_PREFIX
  28 #define HOOK_PREFIX "TARGET_"
  29
  30 /* Handle target switch DECODED for options structures OPTS and
  31    OPTS_SET, at location LOC.  Return true if the switch was valid.  */
  32 DEFHOOK
  33 (handle_option,
  34  "",
  35  bool, (struct gcc_options *opts, struct gcc_options *opts_set,
  36         const struct cl_decoded_option *decoded,
  37         location_t loc),
  38  default_target_handle_option)
  39
  40 DEFHOOK
  41 (option_init_struct,
  42 "Set target-dependent initial values of fields in @var{opts}.",
  43  void, (struct gcc_options *opts),
  44  hook_void_gcc_optionsp)
  45
  46 /* Set default optimizations for the target.  */
  47 DEFHOOKPOD
  48 (option_optimization_table,
  49  "",
  50  const struct default_options *, empty_optimization_table)
  51
  52 DEFHOOK
  53 (option_default_params,
  54 "Set target-dependent default values for @option{--param} settings, using\
  55  calls to @code{set_default_param_value}.",
  56  void, (void),
  57  hook_void_void)
  58
  59 /* The initial value of target_flags.  */
  60 DEFHOOKPOD
  61 (default_target_flags,
  62  "",
  63  int, 0)
  64
  65 /* Determine the type of unwind info to emit for exceptions.  */
  66 DEFHOOK
  67 (except_unwind_info,
  68  "",
  69  enum unwind_info_type, (struct gcc_options *opts),
  70  default_except_unwind_info)
  71
  72 DEFHOOK
  73 (supports_split_stack,
  74  "Whether this target supports splitting the stack when the options\
  75  described in @var{opts} have been passed.  This is called\
  76  after options have been parsed, so the target may reject splitting\
  77  the stack in some configurations.  The default version of this hook\
  78  returns false.  If @var{report} is true, this function may issue a warning\
  79  or error; if @var{report} is false, it must simply return a value",
  80  bool, (bool report, struct gcc_options *opts),
  81  hook_bool_bool_gcc_optionsp_false)
  82
  83 /* Leave the boolean fields at the end.  */
  84
  85 /* True if unwinding tables should be generated by default.  */
  86 DEFHOOKPOD
  87 (unwind_tables_default,
  88  "",
  89  bool, false)
  90
  91 /* True if arbitrary sections are supported.  */
  92 DEFHOOKPOD
  93 (have_named_sections,
  94  "",
  95  bool, true)
  96
  97 DEFHOOKPOD
  98 (always_strip_dotdot,
  99  "True if @file{..} components should always be removed from directory names\
 100  computed relative to GCC's internal directories, false (default) if such\
 101  components should be preserved and directory names containing them passed\
 102  to other tools such as the linker.",
 103  bool, false)
 104
 105 HOOK_VECTOR_END (C90_EMPTY_HACK)
 106
 107 #undef HOOK_PREFIX