当前位置: 首页>>代码示例>>C++>>正文


C++ TREE_READONLY函数代码示例

本文整理汇总了C++中TREE_READONLY函数的典型用法代码示例。如果您正苦于以下问题:C++ TREE_READONLY函数的具体用法?C++ TREE_READONLY怎么用?C++ TREE_READONLY使用的例子?那么, 这里精选的函数代码示例或许可以为您提供帮助。


在下文中一共展示了TREE_READONLY函数的15个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: make_alias_for

tree
make_alias_for (tree target, tree newid)
{
  tree alias = build_decl (DECL_SOURCE_LOCATION (target),
			   TREE_CODE (target), newid, TREE_TYPE (target));
  DECL_LANG_SPECIFIC (alias) = DECL_LANG_SPECIFIC (target);
  cxx_dup_lang_specific_decl (alias);
  DECL_CONTEXT (alias) = NULL;
  TREE_READONLY (alias) = TREE_READONLY (target);
  TREE_THIS_VOLATILE (alias) = TREE_THIS_VOLATILE (target);
  TREE_PUBLIC (alias) = 0;
  DECL_INTERFACE_KNOWN (alias) = 1;
  if (DECL_LANG_SPECIFIC (alias))
    {
      DECL_NOT_REALLY_EXTERN (alias) = 1;
      DECL_USE_TEMPLATE (alias) = 0;
      DECL_TEMPLATE_INFO (alias) = NULL;
    }
  DECL_EXTERNAL (alias) = 0;
  DECL_ARTIFICIAL (alias) = 1;
  DECL_TEMPLATE_INSTANTIATED (alias) = 0;
  if (TREE_CODE (alias) == FUNCTION_DECL)
    {
      DECL_SAVED_FUNCTION_DATA (alias) = NULL;
      DECL_DESTRUCTOR_P (alias) = 0;
      DECL_CONSTRUCTOR_P (alias) = 0;
      DECL_PENDING_INLINE_P (alias) = 0;
      DECL_DECLARED_INLINE_P (alias) = 0;
      DECL_INITIAL (alias) = error_mark_node;
      DECL_ARGUMENTS (alias) = copy_list (DECL_ARGUMENTS (target));
    }
  else
    TREE_STATIC (alias) = 1;
  TREE_ADDRESSABLE (alias) = 1;
  TREE_USED (alias) = 1;
  SET_DECL_ASSEMBLER_NAME (alias, DECL_NAME (alias));
  TREE_SYMBOL_REFERENCED (DECL_ASSEMBLER_NAME (alias)) = 1;
  return alias;
}
开发者ID:fabio-d,项目名称:xc16plusplus-source,代码行数:39,代码来源:method.c

示例2: cxx_warn_unused_global_decl

bool
cxx_warn_unused_global_decl (const_tree decl)
{
  if (TREE_CODE (decl) == FUNCTION_DECL && DECL_DECLARED_INLINE_P (decl))
    return false;
  if (DECL_IN_SYSTEM_HEADER (decl))
    return false;

  /* Const variables take the place of #defines in C++.  */
  if (VAR_P (decl) && TREE_READONLY (decl))
    return false;

  return true;
}
开发者ID:acoxepochlabs,项目名称:gcc,代码行数:14,代码来源:cp-objcp-common.c

示例3: pack_ts_base_value_fields

static void
pack_ts_base_value_fields (struct bitpack_d *bp, tree expr)
{
  bp_pack_value (bp, TREE_CODE (expr), 16);
  if (!TYPE_P (expr))
    {
      bp_pack_value (bp, TREE_SIDE_EFFECTS (expr), 1);
      bp_pack_value (bp, TREE_CONSTANT (expr), 1);
      bp_pack_value (bp, TREE_READONLY (expr), 1);

      /* TREE_PUBLIC is used on types to indicate that the type
	 has a TYPE_CACHED_VALUES vector.  This is not streamed out,
	 so we skip it here.  */
      bp_pack_value (bp, TREE_PUBLIC (expr), 1);
    }
  else
    bp_pack_value (bp, 0, 4);
  bp_pack_value (bp, TREE_ADDRESSABLE (expr), 1);
  bp_pack_value (bp, TREE_THIS_VOLATILE (expr), 1);
  if (DECL_P (expr))
    bp_pack_value (bp, DECL_UNSIGNED (expr), 1);
  else if (TYPE_P (expr))
    bp_pack_value (bp, TYPE_UNSIGNED (expr), 1);
  else
    bp_pack_value (bp, 0, 1);
  /* We write debug info two times, do not confuse the second one.
     The only relevant TREE_ASM_WRITTEN use is on SSA names.  */
  bp_pack_value (bp, (TREE_CODE (expr) != SSA_NAME
		      ? 0 : TREE_ASM_WRITTEN (expr)), 1);
  if (TYPE_P (expr))
    bp_pack_value (bp, TYPE_ARTIFICIAL (expr), 1);
  else
    bp_pack_value (bp, TREE_NO_WARNING (expr), 1);
  bp_pack_value (bp, TREE_NOTHROW (expr), 1);
  bp_pack_value (bp, TREE_STATIC (expr), 1);
  if (TREE_CODE (expr) != TREE_BINFO)
    bp_pack_value (bp, TREE_PRIVATE (expr), 1);
  bp_pack_value (bp, TREE_PROTECTED (expr), 1);
  bp_pack_value (bp, TREE_DEPRECATED (expr), 1);
  if (TYPE_P (expr))
    {
      bp_pack_value (bp, TYPE_SATURATING (expr), 1);
      bp_pack_value (bp, TYPE_ADDR_SPACE (expr), 8);
    }
  else if (TREE_CODE (expr) == SSA_NAME)
    bp_pack_value (bp, SSA_NAME_IS_DEFAULT_DEF (expr), 1);
  else
    bp_pack_value (bp, 0, 1);
}
开发者ID:marxin,项目名称:gcc,代码行数:49,代码来源:tree-streamer-out.c

示例4: lhd_warn_unused_global_decl

bool
lhd_warn_unused_global_decl (const_tree decl)
{
  /* This is what used to exist in check_global_declarations.  Probably
     not many of these actually apply to non-C languages.  */

  if (TREE_CODE (decl) == FUNCTION_DECL && DECL_DECLARED_INLINE_P (decl))
    return false;
  if (TREE_CODE (decl) == VAR_DECL && TREE_READONLY (decl))
    return false;
  if (DECL_IN_SYSTEM_HEADER (decl))
    return false;

  return true;
}
开发者ID:IntegerCompany,项目名称:linaro-android-gcc,代码行数:15,代码来源:langhooks.c

示例5: mf_build_string

/* Build a reference to a literal string.  */
static tree
mf_build_string (const char *string)
{
  size_t len = strlen (string);
  tree result = mf_mark (build_string (len + 1, string));

  TREE_TYPE (result) = build_array_type
    (char_type_node, build_index_type (size_int (len)));
  TREE_CONSTANT (result) = 1;
  TREE_READONLY (result) = 1;
  TREE_STATIC (result) = 1;

  result = build1 (ADDR_EXPR, build_pointer_type (char_type_node), result);

  return mf_mark (result);
}
开发者ID:ChaosJohn,项目名称:gcc,代码行数:17,代码来源:tree-mudflap.c

示例6: unpack_ts_base_value_fields

static void
unpack_ts_base_value_fields (struct bitpack_d *bp, tree expr)
{
  /* Note that the code for EXPR has already been unpacked to create EXPR in
     streamer_alloc_tree.  */
  if (!TYPE_P (expr))
    {
      TREE_SIDE_EFFECTS (expr) = (unsigned) bp_unpack_value (bp, 1);
      TREE_CONSTANT (expr) = (unsigned) bp_unpack_value (bp, 1);
      TREE_READONLY (expr) = (unsigned) bp_unpack_value (bp, 1);

      /* TREE_PUBLIC is used on types to indicate that the type
	 has a TYPE_CACHED_VALUES vector.  This is not streamed out,
	 so we skip it here.  */
      TREE_PUBLIC (expr) = (unsigned) bp_unpack_value (bp, 1);
    }
  else
    bp_unpack_value (bp, 4);
  TREE_ADDRESSABLE (expr) = (unsigned) bp_unpack_value (bp, 1);
  TREE_THIS_VOLATILE (expr) = (unsigned) bp_unpack_value (bp, 1);
  if (DECL_P (expr))
    DECL_UNSIGNED (expr) = (unsigned) bp_unpack_value (bp, 1);
  else if (TYPE_P (expr))
    TYPE_UNSIGNED (expr) = (unsigned) bp_unpack_value (bp, 1);
  else
    bp_unpack_value (bp, 1);
  TREE_ASM_WRITTEN (expr) = (unsigned) bp_unpack_value (bp, 1);
  if (TYPE_P (expr))
    TYPE_ARTIFICIAL (expr) = (unsigned) bp_unpack_value (bp, 1);
  else
    TREE_NO_WARNING (expr) = (unsigned) bp_unpack_value (bp, 1);
  TREE_USED (expr) = (unsigned) bp_unpack_value (bp, 1);
  TREE_NOTHROW (expr) = (unsigned) bp_unpack_value (bp, 1);
  TREE_STATIC (expr) = (unsigned) bp_unpack_value (bp, 1);
  TREE_PRIVATE (expr) = (unsigned) bp_unpack_value (bp, 1);
  TREE_PROTECTED (expr) = (unsigned) bp_unpack_value (bp, 1);
  TREE_DEPRECATED (expr) = (unsigned) bp_unpack_value (bp, 1);
  if (TYPE_P (expr))
    {
      TYPE_SATURATING (expr) = (unsigned) bp_unpack_value (bp, 1);
      TYPE_ADDR_SPACE (expr) = (unsigned) bp_unpack_value (bp, 8);
    }
  else if (TREE_CODE (expr) == SSA_NAME)
    SSA_NAME_IS_DEFAULT_DEF (expr) = (unsigned) bp_unpack_value (bp, 1);
  else
    bp_unpack_value (bp, 1);
}
开发者ID:JuanMiguelBG,项目名称:gcc-4.7.0-PS3,代码行数:47,代码来源:tree-streamer-in.c

示例7: compile_resource_data

void
compile_resource_data (const char *name, const char *buffer, int length)
{
  tree rtype, field = NULL_TREE, data_type, rinit, data, decl;
  char buf[60];

  data_type = build_prim_array_type (unsigned_byte_type_node,
				     strlen (name) + length);
  rtype = make_node (RECORD_TYPE);
  PUSH_FIELD (rtype, field, "name_length", unsigned_int_type_node);
  PUSH_FIELD (rtype, field, "resource_length", unsigned_int_type_node);
  PUSH_FIELD (rtype, field, "data", data_type);
  FINISH_RECORD (rtype);
  START_RECORD_CONSTRUCTOR (rinit, rtype);
  PUSH_FIELD_VALUE (rinit, "name_length", 
		    build_int_cst (NULL_TREE, strlen (name)));
  PUSH_FIELD_VALUE (rinit, "resource_length", 
		    build_int_cst (NULL_TREE, length));
  data = build_string (strlen(name) + length, buffer);
  TREE_TYPE (data) = data_type;
  PUSH_FIELD_VALUE (rinit, "data", data);
  FINISH_RECORD_CONSTRUCTOR (rinit);
  TREE_CONSTANT (rinit) = 1;
  TREE_INVARIANT (rinit) = 1;

  /* Generate a unique-enough identifier.  */
  sprintf (buf, "_Jr%d", ++Jr_count);

  decl = build_decl (VAR_DECL, get_identifier (buf), rtype);
  TREE_STATIC (decl) = 1;
  DECL_ARTIFICIAL (decl) = 1;
  DECL_IGNORED_P (decl) = 1;
  TREE_READONLY (decl) = 1;
  TREE_THIS_VOLATILE (decl) = 0;
  DECL_INITIAL (decl) = rinit;
  layout_decl (decl, 0);
  pushdecl (decl);
  rest_of_decl_compilation (decl, global_bindings_p (), 0);
  make_decl_rtl (decl);
  assemble_variable (decl, 1, 0, 0);

  resources = tree_cons (NULL_TREE, decl, resources);
}
开发者ID:BackupTheBerlios,项目名称:iphone-binutils-svn,代码行数:43,代码来源:resource.c

示例8: compile_resource_data

void
compile_resource_data (const char *name, const char *buffer, int length)
{
  tree rtype, field = NULL_TREE, data_type, rinit, data, decl;
  VEC(constructor_elt,gc) *v = NULL;

  data_type = build_prim_array_type (unsigned_byte_type_node,
				     strlen (name) + length);
  rtype = make_node (RECORD_TYPE);
  PUSH_FIELD (input_location,
	      rtype, field, "name_length", unsigned_int_type_node);
  PUSH_FIELD (input_location,
	      rtype, field, "resource_length", unsigned_int_type_node);
  PUSH_FIELD (input_location, rtype, field, "data", data_type);
  FINISH_RECORD (rtype);
  START_RECORD_CONSTRUCTOR (v, rtype);
  PUSH_FIELD_VALUE (v, "name_length", 
		    build_int_cst (NULL_TREE, strlen (name)));
  PUSH_FIELD_VALUE (v, "resource_length", 
		    build_int_cst (NULL_TREE, length));
  data = build_string (strlen(name) + length, buffer);
  TREE_TYPE (data) = data_type;
  PUSH_FIELD_VALUE (v, "data", data);
  FINISH_RECORD_CONSTRUCTOR (rinit, v, rtype);
  TREE_CONSTANT (rinit) = 1;

  decl = build_decl (input_location,
		     VAR_DECL, java_mangle_resource_name (name), rtype);
  TREE_STATIC (decl) = 1;
  TREE_PUBLIC (decl) = 1;
  java_hide_decl (decl);
  DECL_ARTIFICIAL (decl) = 1;
  DECL_IGNORED_P (decl) = 1;
  TREE_READONLY (decl) = 1;
  TREE_THIS_VOLATILE (decl) = 0;
  DECL_INITIAL (decl) = rinit;
  layout_decl (decl, 0);
  pushdecl (decl);
  rest_of_decl_compilation (decl, global_bindings_p (), 0);
  varpool_finalize_decl (decl);

  VEC_safe_push (tree, gc, resources, decl);
}
开发者ID:BoxianLai,项目名称:moxiedev,代码行数:43,代码来源:resource.c

示例9: add_new_static_var

/* Create a new global variable of type TYPE.  */
tree
add_new_static_var (tree type)
{
  tree new_decl;
  varpool_node *new_node;

  new_decl = create_tmp_var_raw (type, NULL);
  DECL_NAME (new_decl) = create_tmp_var_name (NULL);
  TREE_READONLY (new_decl) = 0;
  TREE_STATIC (new_decl) = 1;
  TREE_USED (new_decl) = 1;
  DECL_CONTEXT (new_decl) = NULL_TREE;
  DECL_ABSTRACT (new_decl) = 0;
  lang_hooks.dup_lang_specific_decl (new_decl);
  new_node = varpool_node_for_decl (new_decl);
  varpool_finalize_decl (new_decl);

  return new_node->decl;
}
开发者ID:palves,项目名称:gcc,代码行数:20,代码来源:varpool.c

示例10: dump_varpool_node

/* Dump given cgraph node.  */
void
dump_varpool_node (FILE *f, varpool_node *node)
{
  dump_symtab_base (f, node);
  fprintf (f, "  Availability: %s\n",
	   cgraph_function_flags_ready
	   ? cgraph_availability_names[cgraph_variable_initializer_availability (node)]
	   : "not-ready");
  fprintf (f, "  Varpool flags:");
  if (DECL_INITIAL (node->decl))
    fprintf (f, " initialized");
  if (node->output)
    fprintf (f, " output");
  if (TREE_READONLY (node->decl))
    fprintf (f, " read-only");
  if (ctor_for_folding (node->decl) != error_mark_node)
    fprintf (f, " const-value-known");
  fprintf (f, "\n");
}
开发者ID:AlissonLinhares,项目名称:NativeKit,代码行数:20,代码来源:varpool.c

示例11: convert_from_reference

tree
convert_from_reference (tree val)
{
  if (TREE_CODE (TREE_TYPE (val)) == REFERENCE_TYPE)
    {
      tree t = canonical_type_variant (TREE_TYPE (TREE_TYPE (val)));
      tree ref = build1 (INDIRECT_REF, t, val);

       /* We *must* set TREE_READONLY when dereferencing a pointer to const,
	  so that we get the proper error message if the result is used
	  to assign to.  Also, &* is supposed to be a no-op.  */
      TREE_READONLY (ref) = CP_TYPE_CONST_P (t);
      TREE_THIS_VOLATILE (ref) = CP_TYPE_VOLATILE_P (t);
      TREE_SIDE_EFFECTS (ref)
	= (TREE_THIS_VOLATILE (ref) || TREE_SIDE_EFFECTS (val));
      REFERENCE_REF_P (ref) = 1;
      val = ref;
    }

  return val;
}
开发者ID:h4ck3rm1k3,项目名称:gcc,代码行数:21,代码来源:cvt.c

示例12: handle_const_attribute

static tree
handle_const_attribute (tree *node, tree ARG_UNUSED (name),
			tree ARG_UNUSED (args), int ARG_UNUSED (flags),
			bool * ARG_UNUSED (no_add_attrs))
{
  tree type = TREE_TYPE (*node);

  /* See FIXME comment on noreturn in c_common_attribute_table.  */
  if (TREE_CODE (*node) == FUNCTION_DECL)
    TREE_READONLY (*node) = 1;
  else if (TREE_CODE (type) == POINTER_TYPE
	   && TREE_CODE (TREE_TYPE (type)) == FUNCTION_TYPE)
    TREE_TYPE (*node)
      = build_pointer_type
	(build_type_variant (TREE_TYPE (type), 1,
			     TREE_THIS_VOLATILE (TREE_TYPE (type))));
  else
    gcc_unreachable ();

  return NULL_TREE;
}
开发者ID:krichter722,项目名称:gcc,代码行数:21,代码来源:lto-lang.c

示例13: add_new_static_var

/* Create a new global variable of type TYPE.  */
tree
add_new_static_var (tree type)
{
  tree new_decl;
  struct varpool_node *new_node;

  new_decl = create_tmp_var (type, NULL);
  DECL_NAME (new_decl) = create_tmp_var_name (NULL);
  TREE_READONLY (new_decl) = 0;
  TREE_STATIC (new_decl) = 1;
  TREE_USED (new_decl) = 1;
  DECL_CONTEXT (new_decl) = NULL_TREE;
  DECL_ABSTRACT (new_decl) = 0;
  lang_hooks.dup_lang_specific_decl (new_decl);
  create_var_ann (new_decl);
  new_node = varpool_node (new_decl);
  varpool_mark_needed_node (new_node);
  add_referenced_var (new_decl);
  varpool_finalize_decl (new_decl);

  return new_node->decl;
}
开发者ID:Gwenio,项目名称:DragonFlyBSD,代码行数:23,代码来源:varpool.c

示例14: start_handler_array

static tree
start_handler_array ()
{
  tree handler_array_type, decl;

  push_obstacks_nochange ();
  end_temporary_allocation ();
  handler_array_type = build_array_type (handler_element_type, NULL_TREE);
  decl = build_lang_decl (VAR_DECL,
			  get_unique_identifier ("handler_table"),
			  handler_array_type);

/*  TREE_TYPE (decl) = handler_array_type;*/
  TREE_READONLY (decl) = 1;
  TREE_STATIC (decl) = 1;
  DECL_INITIAL (decl) = error_mark_node;
  
  pushdecl (decl);
  make_decl_rtl (decl, NULL_PTR, 0);
  current_handler->handler_array_decl = decl;
  return decl;
}
开发者ID:MaddTheSane,项目名称:haiku-buildtools,代码行数:22,代码来源:except.c

示例15: create_vop_var

static void
create_vop_var (void)
{
  tree global_var;

  gcc_assert (cfun->gimple_df->vop == NULL_TREE);

  global_var = build_decl (BUILTINS_LOCATION, VAR_DECL,
			   get_identifier (".MEM"),
			   void_type_node);
  DECL_ARTIFICIAL (global_var) = 1;
  TREE_READONLY (global_var) = 0;
  DECL_EXTERNAL (global_var) = 1;
  TREE_STATIC (global_var) = 1;
  TREE_USED (global_var) = 1;
  DECL_CONTEXT (global_var) = NULL_TREE;
  TREE_THIS_VOLATILE (global_var) = 0;
  TREE_ADDRESSABLE (global_var) = 0;

  create_var_ann (global_var);
  add_referenced_var (global_var);
  cfun->gimple_df->vop = global_var;
}
开发者ID:AsherBond,项目名称:MondocosmOS-Dependencies,代码行数:23,代码来源:tree-ssa-operands.c


注:本文中的TREE_READONLY函数示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。