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111
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1 /* Declarations for meta-data attribute tags.
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2 Copyright (C) 2011-2017 Free Software Foundation, Inc.
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3 Contributed by Iain Sandoe
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4
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5 This file is part of GCC.
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6
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7 GCC is free software; you can redistribute it and/or modify
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8 it under the terms of the GNU General Public License as published by
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9 the Free Software Foundation; either version 3, or (at your option)
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10 any later version.
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11
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12 GCC is distributed in the hope that it will be useful,
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13 but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 GNU General Public License for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with GCC; see the file COPYING3. If not see
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19 <http://www.gnu.org/licenses/>. */
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20
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21 /* These are identifiers used to flag meta-data attributes such that they
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22 survive LTO and might be placed in correct sections for the target. */
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23
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24 enum objc_runtime_tree_index
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25 {
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26 OCTI_RT_OBJC_META,
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27 OCTI_RT_META_BASE,
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28
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29 OCTI_RT_META_CLASS,
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30 OCTI_RT_META_METACLASS,
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31 OCTI_RT_META_CATEGORY,
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32 OCTI_RT_META_PROTOCOL,
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33
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34 OCTI_RT_META_CLASS_CLS_VARS,
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35 OCTI_RT_META_CLASS_NST_VARS,
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36
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37 OCTI_RT_META_CLASS_CLS_METH,
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38 OCTI_RT_META_CLASS_NST_METH,
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39 OCTI_RT_META_CATEG_CLS_METH,
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40 OCTI_RT_META_CATEG_NST_METH,
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41 OCTI_RT_META_PROTO_CLS_METH,
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42 OCTI_RT_META_PROTO_NST_METH,
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43
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44 OCTI_RT_META_CLASS_PROT,
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45 OCTI_RT_META_CATEG_PROT,
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46 OCTI_RT_META_PROT_REFS,
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47
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48 OCTI_RT_META_MSG_REFS,
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49 OCTI_RT_META_SEL_REFS,
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50
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51 OCTI_RT_META_CLSLST_REFS,
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52 OCTI_RT_META_CLASS_REF,
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53 OCTI_RT_META_SUPER_REF,
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54 OCTI_RT_META_CLSLST_NLZY_LAB,
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55 OCTI_RT_META_CLSLST_LAB,
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56 OCTI_RT_META_LAB_PROTOLIST,
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57 OCTI_RT_META_LAB_NLZY_CAT,
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58 OCTI_RT_META_LAB_CAT,
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59
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60 OCTI_RT_META_PROPERTY_LIST,
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61 OCTI_RT_META_PROTOCOL_EXT,
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62 OCTI_RT_META_CLASS_EXT,
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63
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64 OCTI_RT_META_CLASS_NAME,
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65 OCTI_RT_META_METHD_NAME,
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66 OCTI_RT_META_METHD_TYPE,
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67 OCTI_RT_META_PROPN_ATTR,
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68
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69 OCTI_RT_META_MODULES,
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70 OCTI_RT_META_SYMTAB,
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71 OCTI_RT_META_INFO,
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72
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73 OCTI_RT_META_EHTYPE,
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74
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75 OCTI_RT_META_CONST_STR,
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76
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77 OCTI_RT_META_MAX
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78 };
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79
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80 /* Tags for the META data so that the backend can put them in the correct
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81 sections for targets/runtimes (Darwin/NeXT) that require this.
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82 This information also survives LTO - which might produce mixed language
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83 output. */
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84
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85 /* Objective-C meta data attribute tag */
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86 #define objc_meta objc_rt_trees[OCTI_RT_OBJC_META]
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87 /* Attribute values, base = default section. */
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88 #define meta_base objc_rt_trees[OCTI_RT_META_BASE]
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89
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90 /* CLASS. */
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91 #define meta_class objc_rt_trees[OCTI_RT_META_CLASS]
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92 /* METACLASS. */
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93 #define meta_metaclass objc_rt_trees[OCTI_RT_META_METACLASS]
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94 /* CLASS. */
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95 #define meta_category objc_rt_trees[OCTI_RT_META_CATEGORY]
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96 /* PROTOCOL. */
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97 #define meta_protocol objc_rt_trees[OCTI_RT_META_PROTOCOL]
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98
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99 /* Class class vars section. */
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100 #define meta_clac_vars objc_rt_trees[OCTI_RT_META_CLASS_CLS_VARS]
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101 /* Class instance vars section. */
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102 #define meta_clai_vars objc_rt_trees[OCTI_RT_META_CLASS_NST_VARS]
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103 /* Class class methods section. */
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104 #define meta_clac_meth objc_rt_trees[OCTI_RT_META_CLASS_CLS_METH]
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105 /* Class instance methods section. */
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106 #define meta_clai_meth objc_rt_trees[OCTI_RT_META_CLASS_NST_METH]
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107 /* Category class methods section. */
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108 #define meta_catc_meth objc_rt_trees[OCTI_RT_META_CATEG_CLS_METH]
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109 /* Category instance methods section. */
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110 #define meta_cati_meth objc_rt_trees[OCTI_RT_META_CATEG_NST_METH]
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111 #define meta_proto_cls_meth \
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112 objc_rt_trees[OCTI_RT_META_PROTO_CLS_METH]
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113 #define meta_proto_nst_meth \
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114 objc_rt_trees[OCTI_RT_META_PROTO_NST_METH]
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115
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116 /* Class protocols. */
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117 #define meta_clas_prot objc_rt_trees[OCTI_RT_META_CLASS_PROT]
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118 /* Category protocols. */
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119 #define meta_catg_prot objc_rt_trees[OCTI_RT_META_CATEG_PROT]
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120 /* Protocol references. */
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121 #define meta_proto_ref objc_rt_trees[OCTI_RT_META_PROT_REFS]
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122
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123 /* Message refs. */
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124 #define meta_mref objc_rt_trees[OCTI_RT_META_MSG_REFS]
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125 /* Selector refs. */
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126 #define meta_sel_refs objc_rt_trees[OCTI_RT_META_SEL_REFS]
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127
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128 /* Class list refs. */
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129 #define meta_class_ref objc_rt_trees[OCTI_RT_META_CLSLST_REFS]
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130 #define meta_class_reference \
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131 objc_rt_trees[OCTI_RT_META_CLASS_REF]
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132 #define meta_superclass_ref \
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133 objc_rt_trees[OCTI_RT_META_SUPER_REF]
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134 /* Class list Label. */
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135 #define meta_label_classlist \
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136 objc_rt_trees[OCTI_RT_META_CLSLST_LAB]
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137 /* Class list Label (non lazy). */
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138 #define meta_label_nonlazy_classlist \
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139 objc_rt_trees[OCTI_RT_META_CLSLST_NLZY_LAB]
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140 #define meta_label_categorylist \
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141 objc_rt_trees[OCTI_RT_META_LAB_CAT]
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142 #define meta_label_nonlazy_categorylist \
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143 objc_rt_trees[OCTI_RT_META_LAB_NLZY_CAT]
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144
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145 #define meta_label_protocollist \
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146 objc_rt_trees[OCTI_RT_META_LAB_PROTOLIST]
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147
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148
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149 /* V1 - property list. */
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150 #define meta_proplist objc_rt_trees[OCTI_RT_META_PROPERTY_LIST]
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151 #define meta_protocol_extension \
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152 objc_rt_trees[OCTI_RT_META_PROTOCOL_EXT]
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153 #define meta_class_extension \
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154 objc_rt_trees[OCTI_RT_META_CLASS_EXT]
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155 /* String sections. */
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156 #define meta_class_name objc_rt_trees[OCTI_RT_META_CLASS_NAME]
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157 #define meta_meth_name objc_rt_trees[OCTI_RT_META_METHD_NAME]
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158 #define meta_meth_type objc_rt_trees[OCTI_RT_META_METHD_TYPE]
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159 #define meta_prop_name_attr \
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160 objc_rt_trees[OCTI_RT_META_PROPN_ATTR]
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161
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162 #define meta_modules objc_rt_trees[OCTI_RT_META_MODULES]
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163 #define meta_symtab objc_rt_trees[OCTI_RT_META_SYMTAB]
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164 #define meta_info objc_rt_trees[OCTI_RT_META_INFO]
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165
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166 #define meta_ehtype objc_rt_trees[OCTI_RT_META_EHTYPE]
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167
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168 #define meta_const_str objc_rt_trees[OCTI_RT_META_CONST_STR]
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169
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170 #define OBJCMETA(DECL,VERS,KIND) \
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171 if (VERS) \
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172 DECL_ATTRIBUTES (DECL) = build_tree_list ((VERS), (KIND));
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