Mercurial > hg > CbC > CbC_gcc
annotate gcc/lto-streamer.h @ 67:f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
author | nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp> |
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date | Tue, 22 Mar 2011 17:18:12 +0900 |
parents | b7f97abdc517 |
children | 04ced10e8804 |
rev | line source |
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1 /* Data structures and declarations used for reading and writing |
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2 GIMPLE to a file stream. |
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3 |
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4 Copyright (C) 2009, 2010 Free Software Foundation, Inc. |
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5 Contributed by Doug Kwan <dougkwan@google.com> |
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6 |
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7 This file is part of GCC. |
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8 |
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9 GCC is free software; you can redistribute it and/or modify it under |
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10 the terms of the GNU General Public License as published by the Free |
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11 Software Foundation; either version 3, or (at your option) any later |
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12 version. |
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13 |
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14 GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
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15 WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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16 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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17 for more details. |
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18 |
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19 You should have received a copy of the GNU General Public License |
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20 along with GCC; see the file COPYING3. If not see |
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21 <http://www.gnu.org/licenses/>. */ |
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22 |
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23 #ifndef GCC_LTO_STREAMER_H |
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24 #define GCC_LTO_STREAMER_H |
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25 |
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26 #include "plugin-api.h" |
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27 #include "tree.h" |
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28 #include "gimple.h" |
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29 #include "target.h" |
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30 #include "cgraph.h" |
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31 #include "vec.h" |
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32 #include "vecprim.h" |
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33 #include "alloc-pool.h" |
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34 #include "gcov-io.h" |
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35 |
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36 /* Define when debugging the LTO streamer. This causes the writer |
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37 to output the numeric value for the memory address of the tree node |
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38 being emitted. When debugging a problem in the reader, check the |
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39 original address that the writer was emitting using lto_orig_address_get. |
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40 With this value, set a breakpoint in the writer (e.g., lto_output_tree) |
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41 to trace how the faulty node is being emitted. */ |
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42 /* #define LTO_STREAMER_DEBUG 1 */ |
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43 |
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44 /* The encoding for a function consists of the following sections: |
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45 |
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46 1) The header. |
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47 2) FIELD_DECLS. |
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48 3) FUNCTION_DECLS. |
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49 4) global VAR_DECLS. |
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50 5) type_decls |
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51 6) types. |
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52 7) Names for the labels that have names |
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53 8) The SSA names. |
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54 9) The control flow graph. |
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55 10-11)Gimple for local decls. |
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56 12) Gimple for the function. |
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57 13) Strings. |
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58 |
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59 1) THE HEADER. |
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60 2-6) THE GLOBAL DECLS AND TYPES. |
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61 |
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62 The global decls and types are encoded in the same way. For each |
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63 entry, there is word with the offset within the section to the |
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64 entry. |
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65 |
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66 7) THE LABEL NAMES. |
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67 |
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68 Since most labels do not have names, this section my be of zero |
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69 length. It consists of an array of string table references, one |
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70 per label. In the lto code, the labels are given either |
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71 positive or negative indexes. the positive ones have names and |
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72 the negative ones do not. The positive index can be used to |
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73 find the name in this array. |
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74 |
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75 9) THE CFG. |
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76 |
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77 10) Index into the local decls. Since local decls can have local |
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78 decls inside them, they must be read in randomly in order to |
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79 properly restore them. |
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80 |
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81 11-12) GIMPLE FOR THE LOCAL DECLS AND THE FUNCTION BODY. |
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82 |
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83 The gimple consists of a set of records. |
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84 |
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85 THE FUNCTION |
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86 |
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87 At the top level of (8) is the function. It consists of five |
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88 pieces: |
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89 |
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90 LTO_function - The tag. |
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91 eh tree - This is all of the exception handling regions |
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92 put out in a post order traversial of the |
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93 tree. Siblings are output as lists terminated |
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94 by a 0. The set of fields matches the fields |
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95 defined in except.c. |
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96 |
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97 last_basic_block - in uleb128 form. |
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98 |
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99 basic blocks - This is the set of basic blocks. |
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100 |
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101 zero - The termination of the basic blocks. |
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102 |
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103 BASIC BLOCKS |
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104 |
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105 There are two forms of basic blocks depending on if they are |
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106 empty or not. |
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107 |
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108 The basic block consists of: |
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109 |
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110 LTO_bb1 or LTO_bb0 - The tag. |
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111 |
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112 bb->index - the index in uleb128 form. |
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113 |
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114 #succs - The number of successors un uleb128 form. |
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115 |
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116 the successors - For each edge, a pair. The first of the |
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117 pair is the index of the successor in |
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118 uleb128 form and the second are the flags in |
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119 uleb128 form. |
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120 |
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121 the statements - A gimple tree, as described above. |
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122 These are only present for LTO_BB1. |
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123 Following each statement is an optional |
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124 exception handling record LTO_eh_region |
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125 which contains the region number (for |
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126 regions >= 0). |
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127 |
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128 zero - This is only present for LTO_BB1 and is used |
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129 to terminate the statements and exception |
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130 regions within this block. |
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131 |
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132 12) STRINGS |
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133 |
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134 String are represented in the table as pairs, a length in ULEB128 |
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135 form followed by the data for the string. */ |
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136 |
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137 /* The string that is the prefix on the section names we make for lto. |
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138 For decls the DECL_ASSEMBLER_NAME is appended to make the section |
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139 name for the functions and static_initializers. For other types of |
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140 sections a '.' and the section type are appended. */ |
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141 #define LTO_SECTION_NAME_PREFIX ".gnu.lto_" |
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142 |
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143 #define LTO_major_version 2 |
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144 #define LTO_minor_version 0 |
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145 |
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146 typedef unsigned char lto_decl_flags_t; |
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147 |
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148 |
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149 /* Data structures used to pack values and bitflags into a vector of |
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150 words. Used to stream values of a fixed number of bits in a space |
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151 efficient way. */ |
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152 static unsigned const BITS_PER_BITPACK_WORD = HOST_BITS_PER_WIDE_INT; |
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153 |
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154 typedef unsigned HOST_WIDE_INT bitpack_word_t; |
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155 DEF_VEC_I(bitpack_word_t); |
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156 DEF_VEC_ALLOC_I(bitpack_word_t, heap); |
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157 |
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158 struct bitpack_d |
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159 { |
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160 /* The position of the first unused or unconsumed bit in the word. */ |
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161 unsigned pos; |
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162 |
67
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163 /* The current word we are (un)packing. */ |
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164 bitpack_word_t word; |
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165 |
67
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166 /* The lto_output_stream or the lto_input_block we are streaming to/from. */ |
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167 void *stream; |
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168 }; |
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169 |
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170 /* Tags representing the various IL objects written to the bytecode file |
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171 (GIMPLE statements, basic blocks, EH regions, tree nodes, etc). |
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172 |
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173 NOTE, when adding new LTO tags, also update lto_tag_name. */ |
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174 enum LTO_tags |
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175 { |
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176 LTO_null = 0, |
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177 |
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178 /* Reserve enough entries to fit all the tree and gimple codes handled |
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179 by the streamer. This guarantees that: |
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180 |
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181 1- Given a tree code C: |
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182 enum LTO_tags tag == C + 1 |
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183 |
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184 2- Given a gimple code C: |
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185 enum LTO_tags tag == C + NUM_TREE_CODES + 1 |
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186 |
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187 Conversely, to map between LTO tags and tree/gimple codes, the |
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188 reverse operation must be applied. */ |
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189 LTO_bb0 = 1 + NUM_TREE_CODES + LAST_AND_UNUSED_GIMPLE_CODE, |
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190 LTO_bb1, |
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191 |
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192 /* EH region holding the previous statement. */ |
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193 LTO_eh_region, |
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194 |
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195 /* An MD or NORMAL builtin. Only the code and class are streamed out. */ |
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196 LTO_builtin_decl, |
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197 |
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198 /* Function body. */ |
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199 LTO_function, |
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200 |
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201 /* EH table. */ |
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202 LTO_eh_table, |
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203 |
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204 /* EH region types. These mirror enum eh_region_type. */ |
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205 LTO_ert_cleanup, |
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206 LTO_ert_try, |
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207 LTO_ert_allowed_exceptions, |
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208 LTO_ert_must_not_throw, |
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209 |
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210 /* EH landing pad. */ |
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211 LTO_eh_landing_pad, |
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212 |
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213 /* EH try/catch node. */ |
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214 LTO_eh_catch, |
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215 |
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216 /* Special for global streamer. Reference to previously-streamed node. */ |
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217 LTO_tree_pickle_reference, |
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218 |
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219 /* References to indexable tree nodes. These objects are stored in |
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220 tables that are written separately from the function bodies that |
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221 reference them. This way they can be instantiated even when the |
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222 referencing functions aren't (e.g., during WPA) and it also allows |
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223 functions to be copied from one file to another without having |
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224 to unpickle the body first (the references are location |
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225 independent). |
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226 |
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227 NOTE, do not regroup these values as the grouping is exposed |
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228 in the range checks done in lto_input_tree. */ |
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229 LTO_field_decl_ref, /* Do not change. */ |
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230 LTO_function_decl_ref, |
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231 LTO_label_decl_ref, |
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232 LTO_namespace_decl_ref, |
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233 LTO_result_decl_ref, |
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234 LTO_ssa_name_ref, |
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235 LTO_type_decl_ref, |
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236 LTO_type_ref, |
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237 LTO_const_decl_ref, |
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238 LTO_imported_decl_ref, |
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239 LTO_translation_unit_decl_ref, |
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240 LTO_global_decl_ref, /* Do not change. */ |
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241 |
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242 /* This tag must always be last. */ |
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243 LTO_NUM_TAGS |
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244 }; |
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245 |
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246 |
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247 /* Set of section types that are in an LTO file. This list will grow |
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248 as the number of IPA passes grows since each IPA pass will need its |
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249 own section type to store its summary information. |
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250 |
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251 When adding a new section type, you must also extend the |
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252 LTO_SECTION_NAME array in lto-section-in.c. */ |
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253 enum lto_section_type |
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254 { |
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255 LTO_section_decls = 0, |
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256 LTO_section_function_body, |
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257 LTO_section_static_initializer, |
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258 LTO_section_cgraph, |
63
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259 LTO_section_varpool, |
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260 LTO_section_refs, |
55
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261 LTO_section_jump_functions, |
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262 LTO_section_ipa_pure_const, |
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263 LTO_section_ipa_reference, |
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264 LTO_section_symtab, |
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265 LTO_section_opts, |
63
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266 LTO_section_cgraph_opt_sum, |
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267 LTO_N_SECTION_TYPES /* Must be last. */ |
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268 }; |
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269 |
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270 /* Indices to the various function, type and symbol streams. */ |
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271 typedef enum |
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272 { |
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273 LTO_DECL_STREAM_TYPE = 0, /* Must be first. */ |
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274 LTO_DECL_STREAM_FIELD_DECL, |
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275 LTO_DECL_STREAM_FN_DECL, |
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276 LTO_DECL_STREAM_VAR_DECL, |
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277 LTO_DECL_STREAM_TYPE_DECL, |
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278 LTO_DECL_STREAM_NAMESPACE_DECL, |
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279 LTO_DECL_STREAM_LABEL_DECL, |
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280 LTO_N_DECL_STREAMS |
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281 } lto_decl_stream_e_t; |
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282 |
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283 typedef enum ld_plugin_symbol_resolution ld_plugin_symbol_resolution_t; |
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284 DEF_VEC_I(ld_plugin_symbol_resolution_t); |
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285 DEF_VEC_ALLOC_I(ld_plugin_symbol_resolution_t, heap); |
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286 |
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287 |
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288 /* Macro to define convenience functions for type and decl streams |
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289 in lto_file_decl_data. */ |
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290 #define DEFINE_DECL_STREAM_FUNCS(UPPER_NAME, name) \ |
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291 static inline tree \ |
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292 lto_file_decl_data_get_ ## name (struct lto_file_decl_data *data, \ |
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293 unsigned int idx) \ |
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294 { \ |
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295 struct lto_in_decl_state *state = data->current_decl_state; \ |
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296 gcc_assert (idx < state->streams[LTO_DECL_STREAM_## UPPER_NAME].size); \ |
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297 return state->streams[LTO_DECL_STREAM_## UPPER_NAME].trees[idx]; \ |
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298 } \ |
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299 \ |
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300 static inline unsigned int \ |
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301 lto_file_decl_data_num_ ## name ## s (struct lto_file_decl_data *data) \ |
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302 { \ |
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303 struct lto_in_decl_state *state = data->current_decl_state; \ |
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304 return state->streams[LTO_DECL_STREAM_## UPPER_NAME].size; \ |
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305 } |
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306 |
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307 |
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308 /* Return a char pointer to the start of a data stream for an lto pass |
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309 or function. The first parameter is the file data that contains |
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310 the information. The second parameter is the type of information |
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311 to be obtained. The third parameter is the name of the function |
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312 and is only used when finding a function body; otherwise it is |
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313 NULL. The fourth parameter is the length of the data returned. */ |
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314 typedef const char* (lto_get_section_data_f) (struct lto_file_decl_data *, |
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315 enum lto_section_type, |
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316 const char *, |
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317 size_t *); |
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318 |
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319 /* Return the data found from the above call. The first three |
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320 parameters are the same as above. The fourth parameter is the data |
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321 itself and the fifth is the lenght of the data. */ |
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322 typedef void (lto_free_section_data_f) (struct lto_file_decl_data *, |
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323 enum lto_section_type, |
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324 const char *, |
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325 const char *, |
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326 size_t); |
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327 |
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328 /* Cache of pickled nodes. Used to avoid writing the same node more |
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329 than once. The first time a tree node is streamed out, it is |
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330 entered in this cache. Subsequent references to the same node are |
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331 resolved by looking it up in this cache. |
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332 |
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333 This is used in two ways: |
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334 |
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335 - On the writing side, the first time T is added to STREAMER_CACHE, |
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336 a new reference index is created for T and T is emitted on the |
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337 stream. If T needs to be emitted again to the stream, instead of |
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338 pickling it again, the reference index is emitted. |
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339 |
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340 - On the reading side, the first time T is read from the stream, it |
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341 is reconstructed in memory and a new reference index created for |
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342 T. The reconstructed T is inserted in some array so that when |
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343 the reference index for T is found in the input stream, it can be |
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344 used to look up into the array to get the reconstructed T. */ |
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345 struct lto_streamer_cache_d |
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346 { |
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347 /* The mapping between tree nodes and slots into the nodes array. */ |
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348 htab_t node_map; |
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349 |
63
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350 /* Node map to store entries into. */ |
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351 alloc_pool node_map_entries; |
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352 |
55
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353 /* Next available slot in the nodes and offsets arrays. */ |
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354 unsigned next_slot; |
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355 |
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356 /* The nodes pickled so far. */ |
63
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357 VEC(tree,heap) *nodes; |
55
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358 |
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359 /* Offset into the stream where the nodes have been written. */ |
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360 VEC(unsigned,heap) *offsets; |
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361 }; |
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362 |
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363 |
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364 /* Structure used as buffer for reading an LTO file. */ |
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365 struct lto_input_block |
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366 { |
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367 const char *data; |
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368 unsigned int p; |
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369 unsigned int len; |
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370 }; |
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371 |
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372 #define LTO_INIT_INPUT_BLOCK(BASE,D,P,L) \ |
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373 do { \ |
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374 BASE.data = D; \ |
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375 BASE.p = P; \ |
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376 BASE.len = L; \ |
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377 } while (0) |
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378 |
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379 #define LTO_INIT_INPUT_BLOCK_PTR(BASE,D,P,L) \ |
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380 do { \ |
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381 BASE->data = D; \ |
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382 BASE->p = P; \ |
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383 BASE->len = L; \ |
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384 } while (0) |
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385 |
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386 |
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387 /* The is the first part of the record for a function or constructor |
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388 in the .o file. */ |
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389 struct lto_header |
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390 { |
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391 int16_t major_version; |
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392 int16_t minor_version; |
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393 enum lto_section_type section_type; |
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394 }; |
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395 |
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396 /* The header for a function body. */ |
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397 struct lto_function_header |
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398 { |
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399 /* The header for all types of sections. */ |
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400 struct lto_header lto_header; |
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|
401 |
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402 /* Number of labels with names. */ |
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403 int32_t num_named_labels; |
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|
404 |
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|
405 /* Number of labels without names. */ |
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406 int32_t num_unnamed_labels; |
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407 |
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408 /* Size compressed or 0 if not compressed. */ |
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409 int32_t compressed_size; |
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|
410 |
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411 /* Size of names for named labels. */ |
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412 int32_t named_label_size; |
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413 |
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414 /* Size of the cfg. */ |
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415 int32_t cfg_size; |
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|
416 |
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417 /* Size of main gimple body of function. */ |
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418 int32_t main_size; |
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419 |
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420 /* Size of the string table. */ |
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421 int32_t string_size; |
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422 }; |
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423 |
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424 |
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425 /* Structure describing a symbol section. */ |
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426 struct lto_decl_header |
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427 { |
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428 /* The header for all types of sections. */ |
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429 struct lto_header lto_header; |
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430 |
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431 /* Size of region for decl state. */ |
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432 int32_t decl_state_size; |
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433 |
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434 /* Number of nodes in globals stream. */ |
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435 int32_t num_nodes; |
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436 |
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437 /* Size of region for expressions, decls, types, etc. */ |
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438 int32_t main_size; |
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439 |
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440 /* Size of the string table. */ |
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441 int32_t string_size; |
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442 }; |
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443 |
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444 |
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445 /* Statistics gathered during LTO, WPA and LTRANS. */ |
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446 struct lto_stats_d |
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447 { |
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448 unsigned HOST_WIDE_INT num_input_cgraph_nodes; |
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449 unsigned HOST_WIDE_INT num_output_cgraph_nodes; |
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450 unsigned HOST_WIDE_INT num_input_files; |
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451 unsigned HOST_WIDE_INT num_output_files; |
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452 unsigned HOST_WIDE_INT num_cgraph_partitions; |
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453 unsigned HOST_WIDE_INT section_size[LTO_N_SECTION_TYPES]; |
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454 unsigned HOST_WIDE_INT num_function_bodies; |
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455 unsigned HOST_WIDE_INT num_trees[NUM_TREE_CODES]; |
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456 unsigned HOST_WIDE_INT num_output_il_bytes; |
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457 unsigned HOST_WIDE_INT num_compressed_il_bytes; |
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458 unsigned HOST_WIDE_INT num_input_il_bytes; |
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459 unsigned HOST_WIDE_INT num_uncompressed_il_bytes; |
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460 }; |
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461 |
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462 /* Encoder data structure used to stream callgraph nodes. */ |
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463 struct lto_cgraph_encoder_d |
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464 { |
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465 /* Map nodes to reference number. */ |
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466 struct pointer_map_t *map; |
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467 |
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468 /* Map reference number to node. */ |
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469 VEC(cgraph_node_ptr,heap) *nodes; |
63
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470 |
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471 /* Map of nodes where we want to output body. */ |
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472 struct pointer_set_t *body; |
55
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473 }; |
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474 |
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475 typedef struct lto_cgraph_encoder_d *lto_cgraph_encoder_t; |
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476 |
63
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477 /* Return number of encoded nodes in ENCODER. */ |
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478 |
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479 static inline int |
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480 lto_cgraph_encoder_size (lto_cgraph_encoder_t encoder) |
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481 { |
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482 return VEC_length (cgraph_node_ptr, encoder->nodes); |
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483 } |
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484 |
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485 |
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486 /* Encoder data structure used to stream callgraph nodes. */ |
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487 struct lto_varpool_encoder_d |
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488 { |
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489 /* Map nodes to reference number. */ |
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490 struct pointer_map_t *map; |
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491 |
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492 /* Map reference number to node. */ |
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493 VEC(varpool_node_ptr,heap) *nodes; |
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494 |
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495 /* Map of nodes where we want to output initializer. */ |
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496 struct pointer_set_t *initializer; |
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497 }; |
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498 typedef struct lto_varpool_encoder_d *lto_varpool_encoder_t; |
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499 |
67
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500 /* Return number of encoded nodes in ENCODER. */ |
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501 |
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502 static inline int |
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503 lto_varpool_encoder_size (lto_varpool_encoder_t encoder) |
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504 { |
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505 return VEC_length (varpool_node_ptr, encoder->nodes); |
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506 } |
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507 |
55
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508 /* Mapping from indices to trees. */ |
63
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509 struct GTY(()) lto_tree_ref_table |
55
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510 { |
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511 /* Array of referenced trees . */ |
63
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512 tree * GTY((length ("%h.size"))) trees; |
55
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513 |
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514 /* Size of array. */ |
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515 unsigned int size; |
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516 }; |
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517 |
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518 |
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519 /* Mapping between trees and slots in an array. */ |
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520 struct lto_decl_slot |
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521 { |
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522 tree t; |
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523 int slot_num; |
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524 }; |
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525 |
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526 |
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527 /* The lto_tree_ref_encoder struct is used to encode trees into indices. */ |
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528 |
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529 struct lto_tree_ref_encoder |
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530 { |
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531 htab_t tree_hash_table; /* Maps pointers to indices. */ |
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532 unsigned int next_index; /* Next available index. */ |
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533 VEC(tree,heap) *trees; /* Maps indices to pointers. */ |
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534 }; |
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535 |
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536 |
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537 /* Structure to hold states of input scope. */ |
63
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538 struct GTY(()) lto_in_decl_state |
55
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539 { |
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540 /* Array of lto_in_decl_buffers to store type and decls streams. */ |
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541 struct lto_tree_ref_table streams[LTO_N_DECL_STREAMS]; |
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|
542 |
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543 /* If this in-decl state is associated with a function. FN_DECL |
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544 point to the FUNCTION_DECL. */ |
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545 tree fn_decl; |
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546 }; |
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547 |
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548 typedef struct lto_in_decl_state *lto_in_decl_state_ptr; |
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549 |
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|
550 |
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|
551 /* The structure that holds all of the vectors of global types, |
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552 decls and cgraph nodes used in the serialization of this file. */ |
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553 struct lto_out_decl_state |
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554 { |
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555 /* The buffers contain the sets of decls of various kinds and types we have |
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parents:
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556 seen so far and the indexes assigned to them. */ |
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557 struct lto_tree_ref_encoder streams[LTO_N_DECL_STREAMS]; |
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|
558 |
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559 /* Encoder for cgraph nodes. */ |
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560 lto_cgraph_encoder_t cgraph_node_encoder; |
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561 |
63
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562 /* Encoder for varpool nodes. */ |
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563 lto_varpool_encoder_t varpool_node_encoder; |
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564 |
55
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565 /* If this out-decl state belongs to a function, fn_decl points to that |
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566 function. Otherwise, it is NULL. */ |
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567 tree fn_decl; |
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568 }; |
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569 |
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570 typedef struct lto_out_decl_state *lto_out_decl_state_ptr; |
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571 |
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572 DEF_VEC_P(lto_out_decl_state_ptr); |
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573 DEF_VEC_ALLOC_P(lto_out_decl_state_ptr, heap); |
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574 |
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575 /* One of these is allocated for each object file that being compiled |
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576 by lto. This structure contains the tables that are needed by the |
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577 serialized functions and ipa passes to connect themselves to the |
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578 global types and decls as they are reconstituted. */ |
63
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579 struct GTY(()) lto_file_decl_data |
55
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580 { |
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581 /* Decl state currently used. */ |
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582 struct lto_in_decl_state *current_decl_state; |
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583 |
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584 /* Decl state corresponding to regions outside of any functions |
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parents:
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585 in the compilation unit. */ |
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586 struct lto_in_decl_state *global_decl_state; |
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|
587 |
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parents:
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588 /* Table of cgraph nodes present in this file. */ |
63
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589 lto_cgraph_encoder_t GTY((skip)) cgraph_node_encoder; |
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590 |
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591 /* Table of varpool nodes present in this file. */ |
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592 lto_varpool_encoder_t GTY((skip)) varpool_node_encoder; |
55
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|
593 |
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|
594 /* Hash table maps lto-related section names to location in file. */ |
63
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595 htab_t GTY((param_is (struct lto_in_decl_state))) function_decl_states; |
55
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|
596 |
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597 /* The .o file that these offsets relate to. */ |
63
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598 const char *GTY((skip)) file_name; |
55
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|
599 |
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600 /* Hash table maps lto-related section names to location in file. */ |
63
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601 htab_t GTY((skip)) section_hash_table; |
55
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parents:
diff
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|
602 |
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603 /* Hash new name of renamed global declaration to its original name. */ |
63
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604 htab_t GTY((skip)) renaming_hash_table; |
67
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diff
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|
605 |
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606 /* Linked list used temporarily in reader */ |
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607 struct lto_file_decl_data *next; |
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|
608 |
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609 /* Sub ID for merged objects. */ |
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|
610 unsigned id; |
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|
611 |
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612 /* Symbol resolutions for this file */ |
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613 VEC(ld_plugin_symbol_resolution_t,heap) * GTY((skip)) resolutions; |
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|
614 |
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|
615 struct gcov_ctr_summary GTY((skip)) profile_info; |
55
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616 }; |
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617 |
67
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|
618 typedef struct lto_file_decl_data *lto_file_decl_data_ptr; |
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619 |
55
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620 struct lto_char_ptr_base |
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|
621 { |
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622 char *ptr; |
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623 }; |
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|
624 |
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|
625 /* An incore byte stream to buffer the various parts of the function. |
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626 The entire structure should be zeroed when created. The record |
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|
627 consists of a set of blocks. The first sizeof (ptr) bytes are used |
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628 as a chain, and the rest store the bytes to be written. */ |
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|
629 struct lto_output_stream |
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|
630 { |
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631 /* The pointer to the first block in the stream. */ |
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632 struct lto_char_ptr_base * first_block; |
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|
633 |
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634 /* The pointer to the last and current block in the stream. */ |
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635 struct lto_char_ptr_base * current_block; |
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|
636 |
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637 /* The pointer to where the next char should be written. */ |
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638 char * current_pointer; |
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|
639 |
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640 /* The number of characters left in the current block. */ |
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641 unsigned int left_in_block; |
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|
642 |
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643 /* The block size of the last block allocated. */ |
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644 unsigned int block_size; |
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645 |
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646 /* The total number of characters written. */ |
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|
647 unsigned int total_size; |
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648 }; |
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changeset
|
649 |
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650 /* The is the first part of the record in an LTO file for many of the |
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651 IPA passes. */ |
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652 struct lto_simple_header |
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|
653 { |
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|
654 /* The header for all types of sections. */ |
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655 struct lto_header lto_header; |
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656 |
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657 /* Size of main gimple body of function. */ |
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658 int32_t main_size; |
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parents:
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|
659 |
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|
660 /* Size of main stream when compressed. */ |
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|
661 int32_t compressed_size; |
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|
662 }; |
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|
663 |
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|
664 /* A simple output block. This can be used for simple IPA passes that |
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|
665 do not need more than one stream. */ |
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|
666 struct lto_simple_output_block |
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|
667 { |
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parents:
diff
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|
668 enum lto_section_type section_type; |
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|
669 struct lto_out_decl_state *decl_state; |
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|
670 |
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|
671 /* The stream that the main tree codes are written to. */ |
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|
672 struct lto_output_stream *main_stream; |
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673 }; |
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|
674 |
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|
675 /* Data structure holding all the data and descriptors used when writing |
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|
676 an LTO file. */ |
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|
677 struct output_block |
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|
678 { |
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|
679 enum lto_section_type section_type; |
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|
680 struct lto_out_decl_state *decl_state; |
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|
681 |
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parents:
diff
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|
682 /* The stream that the main tree codes are written to. */ |
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|
683 struct lto_output_stream *main_stream; |
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update it from 4.4.3 to 4.5.0
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|
684 |
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|
685 /* The stream that contains the string table. */ |
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|
686 struct lto_output_stream *string_stream; |
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|
687 |
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|
688 /* The stream that contains the cfg. */ |
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|
689 struct lto_output_stream *cfg_stream; |
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|
690 |
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parents:
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|
691 /* The hash table that contains the set of strings we have seen so |
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parents:
diff
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|
692 far and the indexes assigned to them. */ |
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parents:
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|
693 htab_t string_hash_table; |
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|
694 |
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parents:
diff
changeset
|
695 /* The current cgraph_node that we are currently serializing. Null |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
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|
696 if we are serializing something else. */ |
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update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
697 struct cgraph_node *cgraph_node; |
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parents:
diff
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|
698 |
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update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
699 /* These are the last file and line that were seen in the stream. |
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update it from 4.4.3 to 4.5.0
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parents:
diff
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|
700 If the current node differs from these, it needs to insert |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
diff
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|
701 something into the stream and fix these up. */ |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
702 const char *current_file; |
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parents:
diff
changeset
|
703 int current_line; |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
704 int current_col; |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
705 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
706 /* True if writing globals and types. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
707 bool global; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
708 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
709 /* Cache of nodes written in this section. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
710 struct lto_streamer_cache_d *writer_cache; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
711 }; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
712 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
713 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
714 /* Data and descriptors used when reading from an LTO file. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
715 struct data_in |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
716 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
717 /* The global decls and types. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
718 struct lto_file_decl_data *file_data; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
719 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
720 /* All of the labels. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
721 tree *labels; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
722 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
723 /* The string table. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
724 const char *strings; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
725 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
726 /* The length of the string table. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
727 unsigned int strings_len; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
728 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
729 /* Number of named labels. Used to find the index of unnamed labels |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
730 since they share space with the named labels. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
731 unsigned int num_named_labels; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
732 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
733 /* Number of unnamed labels. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
734 unsigned int num_unnamed_labels; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
735 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
736 const char *current_file; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
737 int current_line; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
738 int current_col; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
739 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
740 /* Maps each reference number to the resolution done by the linker. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
741 VEC(ld_plugin_symbol_resolution_t,heap) *globals_resolution; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
742 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
743 /* Cache of pickled nodes. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
744 struct lto_streamer_cache_d *reader_cache; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
745 }; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
746 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
747 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
748 /* In lto-section-in.c */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
749 extern struct lto_input_block * lto_create_simple_input_block ( |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
750 struct lto_file_decl_data *, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
751 enum lto_section_type, const char **, size_t *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
752 extern void |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
753 lto_destroy_simple_input_block (struct lto_file_decl_data *, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
754 enum lto_section_type, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
755 struct lto_input_block *, const char *, size_t); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
756 extern void lto_set_in_hooks (struct lto_file_decl_data **, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
757 lto_get_section_data_f *, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
758 lto_free_section_data_f *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
759 extern struct lto_file_decl_data **lto_get_file_decl_data (void); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
760 extern const char *lto_get_section_data (struct lto_file_decl_data *, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
761 enum lto_section_type, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
762 const char *, size_t *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
763 extern void lto_free_section_data (struct lto_file_decl_data *, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
764 enum lto_section_type, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
765 const char *, const char *, size_t); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
766 extern unsigned char lto_input_1_unsigned (struct lto_input_block *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
767 extern unsigned HOST_WIDE_INT lto_input_uleb128 (struct lto_input_block *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
768 extern unsigned HOST_WIDEST_INT lto_input_widest_uint_uleb128 ( |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
769 struct lto_input_block *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
770 extern HOST_WIDE_INT lto_input_sleb128 (struct lto_input_block *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
771 extern htab_t lto_create_renaming_table (void); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
772 extern void lto_record_renamed_decl (struct lto_file_decl_data *, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
773 const char *, const char *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
774 extern const char *lto_get_decl_name_mapping (struct lto_file_decl_data *, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
775 const char *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
776 extern struct lto_in_decl_state *lto_new_in_decl_state (void); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
777 extern void lto_delete_in_decl_state (struct lto_in_decl_state *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
778 extern hashval_t lto_hash_in_decl_state (const void *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
779 extern int lto_eq_in_decl_state (const void *, const void *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
780 extern struct lto_in_decl_state *lto_get_function_in_decl_state ( |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
781 struct lto_file_decl_data *, tree); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
782 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
783 /* In lto-section-out.c */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
784 extern hashval_t lto_hash_decl_slot_node (const void *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
785 extern int lto_eq_decl_slot_node (const void *, const void *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
786 extern hashval_t lto_hash_type_slot_node (const void *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
787 extern int lto_eq_type_slot_node (const void *, const void *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
788 extern void lto_begin_section (const char *, bool); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
789 extern void lto_end_section (void); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
790 extern void lto_write_stream (struct lto_output_stream *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
791 extern void lto_output_1_stream (struct lto_output_stream *, char); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
792 extern void lto_output_data_stream (struct lto_output_stream *, const void *, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
793 size_t); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
794 extern void lto_output_uleb128_stream (struct lto_output_stream *, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
795 unsigned HOST_WIDE_INT); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
796 extern void lto_output_widest_uint_uleb128_stream (struct lto_output_stream *, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
797 unsigned HOST_WIDEST_INT); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
798 extern void lto_output_sleb128_stream (struct lto_output_stream *, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
799 HOST_WIDE_INT); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
800 extern bool lto_output_decl_index (struct lto_output_stream *, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
801 struct lto_tree_ref_encoder *, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
802 tree, unsigned int *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
803 extern void lto_output_field_decl_index (struct lto_out_decl_state *, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
804 struct lto_output_stream *, tree); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
805 extern void lto_output_fn_decl_index (struct lto_out_decl_state *, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
806 struct lto_output_stream *, tree); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
807 extern void lto_output_namespace_decl_index (struct lto_out_decl_state *, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
808 struct lto_output_stream *, tree); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
809 extern void lto_output_var_decl_index (struct lto_out_decl_state *, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
810 struct lto_output_stream *, tree); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
811 extern void lto_output_type_decl_index (struct lto_out_decl_state *, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
812 struct lto_output_stream *, tree); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
813 extern void lto_output_type_ref_index (struct lto_out_decl_state *, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
814 struct lto_output_stream *, tree); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
815 extern struct lto_simple_output_block *lto_create_simple_output_block ( |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
816 enum lto_section_type); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
817 extern void lto_destroy_simple_output_block (struct lto_simple_output_block *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
818 extern struct lto_out_decl_state *lto_new_out_decl_state (void); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
819 extern void lto_delete_out_decl_state (struct lto_out_decl_state *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
820 extern struct lto_out_decl_state *lto_get_out_decl_state (void); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
821 extern void lto_push_out_decl_state (struct lto_out_decl_state *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
822 extern struct lto_out_decl_state *lto_pop_out_decl_state (void); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
823 extern void lto_record_function_out_decl_state (tree, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
824 struct lto_out_decl_state *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
825 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
826 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
827 /* In lto-streamer.c. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
828 extern const char *lto_tag_name (enum LTO_tags); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
829 extern bitmap lto_bitmap_alloc (void); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
830 extern void lto_bitmap_free (bitmap); |
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
831 extern char *lto_get_section_name (int, const char *, struct lto_file_decl_data *); |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
832 extern void print_lto_report (void); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
833 extern bool lto_streamer_cache_insert (struct lto_streamer_cache_d *, tree, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
834 int *, unsigned *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
835 extern bool lto_streamer_cache_insert_at (struct lto_streamer_cache_d *, tree, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
836 int); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
837 extern bool lto_streamer_cache_lookup (struct lto_streamer_cache_d *, tree, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
838 int *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
839 extern tree lto_streamer_cache_get (struct lto_streamer_cache_d *, int); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
840 extern struct lto_streamer_cache_d *lto_streamer_cache_create (void); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
841 extern void lto_streamer_cache_delete (struct lto_streamer_cache_d *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
842 extern void lto_streamer_init (void); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
843 extern bool gate_lto_out (void); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
844 #ifdef LTO_STREAMER_DEBUG |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
845 extern void lto_orig_address_map (tree, intptr_t); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
846 extern intptr_t lto_orig_address_get (tree); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
847 extern void lto_orig_address_remove (tree); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
848 #endif |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
849 extern void lto_check_version (int, int); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
850 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
851 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
852 /* In lto-streamer-in.c */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
853 extern void lto_input_cgraph (struct lto_file_decl_data *, const char *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
854 extern void lto_init_reader (void); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
855 extern tree lto_input_tree (struct lto_input_block *, struct data_in *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
856 extern void lto_input_function_body (struct lto_file_decl_data *, tree, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
857 const char *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
858 extern void lto_input_constructors_and_inits (struct lto_file_decl_data *, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
859 const char *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
860 extern void lto_init_reader (void); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
861 extern struct data_in *lto_data_in_create (struct lto_file_decl_data *, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
862 const char *, unsigned, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
863 VEC(ld_plugin_symbol_resolution_t,heap) *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
864 extern void lto_data_in_delete (struct data_in *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
865 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
866 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
867 /* In lto-streamer-out.c */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
868 extern void lto_register_decl_definition (tree, struct lto_file_decl_data *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
869 extern struct output_block *create_output_block (enum lto_section_type); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
870 extern void destroy_output_block (struct output_block *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
871 extern void lto_output_tree (struct output_block *, tree, bool); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
872 extern void produce_asm (struct output_block *ob, tree fn); |
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parents:
diff
changeset
|
873 |
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update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
874 |
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update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
875 /* In lto-cgraph.c */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
876 struct cgraph_node *lto_cgraph_encoder_deref (lto_cgraph_encoder_t, int); |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
877 int lto_cgraph_encoder_lookup (lto_cgraph_encoder_t, struct cgraph_node *); |
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parents:
diff
changeset
|
878 lto_cgraph_encoder_t lto_cgraph_encoder_new (void); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
879 int lto_cgraph_encoder_encode (lto_cgraph_encoder_t, struct cgraph_node *); |
63
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
880 void lto_cgraph_encoder_delete (lto_cgraph_encoder_t); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
881 bool lto_cgraph_encoder_encode_body_p (lto_cgraph_encoder_t, |
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
882 struct cgraph_node *); |
b7f97abdc517
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parents:
55
diff
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|
883 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
884 bool lto_varpool_encoder_encode_body_p (lto_varpool_encoder_t, |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
885 struct varpool_node *); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
886 struct varpool_node *lto_varpool_encoder_deref (lto_varpool_encoder_t, int); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
887 int lto_varpool_encoder_lookup (lto_varpool_encoder_t, struct varpool_node *); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
888 lto_varpool_encoder_t lto_varpool_encoder_new (void); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
889 int lto_varpool_encoder_encode (lto_varpool_encoder_t, struct varpool_node *); |
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
890 void lto_varpool_encoder_delete (lto_varpool_encoder_t); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
891 bool lto_varpool_encoder_encode_initializer_p (lto_varpool_encoder_t, |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
892 struct varpool_node *); |
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
893 void output_cgraph (cgraph_node_set, varpool_node_set); |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
894 void input_cgraph (void); |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
895 bool referenced_from_other_partition_p (struct ipa_ref_list *, |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
896 cgraph_node_set, |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
897 varpool_node_set vset); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
898 bool reachable_from_other_partition_p (struct cgraph_node *, |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
899 cgraph_node_set); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
900 bool referenced_from_this_partition_p (struct ipa_ref_list *, |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
901 cgraph_node_set, |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
902 varpool_node_set vset); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
903 bool reachable_from_this_partition_p (struct cgraph_node *, |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
904 cgraph_node_set); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
905 void compute_ltrans_boundary (struct lto_out_decl_state *state, |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
906 cgraph_node_set, varpool_node_set); |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
907 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
908 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
909 /* In lto-symtab.c. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
910 extern void lto_symtab_register_decl (tree, ld_plugin_symbol_resolution_t, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
911 struct lto_file_decl_data *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
912 extern void lto_symtab_merge_decls (void); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
913 extern void lto_symtab_merge_cgraph_nodes (void); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
914 extern tree lto_symtab_prevailing_decl (tree decl); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
915 extern enum ld_plugin_symbol_resolution lto_symtab_get_resolution (tree decl); |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
916 extern void lto_symtab_free (void); |
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
917 extern GTY(()) VEC(tree,gc) *lto_global_var_decls; |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
918 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
919 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
920 /* In lto-opts.c. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
921 extern void lto_register_user_option (size_t, const char *, int, int); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
922 extern void lto_read_file_options (struct lto_file_decl_data *); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
923 extern void lto_write_options (void); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
924 extern void lto_reissue_options (void); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
925 void lto_clear_user_options (void); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
926 void lto_clear_file_options (void); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
927 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
928 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
929 /* In lto-wpa-fixup.c */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
930 void lto_mark_nothrow_fndecl (tree); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
931 void lto_fixup_nothrow_decls (void); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
932 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
933 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
934 /* Statistics gathered during LTO, WPA and LTRANS. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
935 extern struct lto_stats_d lto_stats; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
936 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
937 /* Section names corresponding to the values of enum lto_section_type. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
938 extern const char *lto_section_name[]; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
939 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
940 /* Holds all the out decl states of functions output so far in the |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
941 current output file. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
942 extern VEC(lto_out_decl_state_ptr, heap) *lto_function_decl_states; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
943 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
944 /* Return true if LTO tag TAG corresponds to a tree code. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
945 static inline bool |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
946 lto_tag_is_tree_code_p (enum LTO_tags tag) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
947 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
948 return tag > LTO_null && (unsigned) tag <= NUM_TREE_CODES; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
949 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
950 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
951 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
952 /* Return true if LTO tag TAG corresponds to a gimple code. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
953 static inline bool |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
954 lto_tag_is_gimple_code_p (enum LTO_tags tag) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
955 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
956 return (unsigned) tag >= NUM_TREE_CODES + 1 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
957 && (unsigned) tag < 1 + NUM_TREE_CODES + LAST_AND_UNUSED_GIMPLE_CODE; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
958 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
959 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
960 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
961 /* Return the LTO tag corresponding to gimple code CODE. See enum |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
962 LTO_tags for details on the conversion. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
963 static inline enum LTO_tags |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
964 lto_gimple_code_to_tag (enum gimple_code code) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
965 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
966 return (enum LTO_tags) ((unsigned) code + NUM_TREE_CODES + 1); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
967 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
968 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
969 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
970 /* Return the GIMPLE code corresponding to TAG. See enum LTO_tags for |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
971 details on the conversion. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
972 static inline enum gimple_code |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
973 lto_tag_to_gimple_code (enum LTO_tags tag) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
974 { |
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parents:
diff
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|
975 gcc_assert (lto_tag_is_gimple_code_p (tag)); |
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parents:
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|
976 return (enum gimple_code) ((unsigned) tag - NUM_TREE_CODES - 1); |
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|
977 } |
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parents:
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|
978 |
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parents:
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|
979 |
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parents:
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|
980 /* Return the LTO tag corresponding to tree code CODE. See enum |
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parents:
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|
981 LTO_tags for details on the conversion. */ |
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parents:
diff
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|
982 static inline enum LTO_tags |
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parents:
diff
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|
983 lto_tree_code_to_tag (enum tree_code code) |
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parents:
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|
984 { |
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parents:
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|
985 return (enum LTO_tags) ((unsigned) code + 1); |
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parents:
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|
986 } |
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parents:
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|
987 |
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parents:
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|
988 |
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parents:
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|
989 /* Return the tree code corresponding to TAG. See enum LTO_tags for |
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parents:
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|
990 details on the conversion. */ |
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parents:
diff
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|
991 static inline enum tree_code |
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parents:
diff
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|
992 lto_tag_to_tree_code (enum LTO_tags tag) |
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parents:
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|
993 { |
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parents:
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|
994 gcc_assert (lto_tag_is_tree_code_p (tag)); |
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parents:
diff
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|
995 return (enum tree_code) ((unsigned) tag - 1); |
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|
996 } |
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|
997 |
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parents:
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|
998 /* Initialize an lto_out_decl_buffer ENCODER. */ |
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parents:
diff
changeset
|
999 static inline void |
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parents:
diff
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|
1000 lto_init_tree_ref_encoder (struct lto_tree_ref_encoder *encoder, |
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parents:
diff
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|
1001 htab_hash hash_fn, htab_eq eq_fn) |
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|
1002 { |
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update it from 4.4.3 to 4.5.0
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parents:
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changeset
|
1003 encoder->tree_hash_table = htab_create (37, hash_fn, eq_fn, free); |
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diff
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|
1004 encoder->next_index = 0; |
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|
1005 encoder->trees = NULL; |
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|
1006 } |
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update it from 4.4.3 to 4.5.0
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parents:
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|
1007 |
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parents:
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|
1008 |
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parents:
diff
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|
1009 /* Destory an lto_tree_ref_encoder ENCODER by freeing its contents. The |
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update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
1010 memory used by ENCODER is not freed by this function. */ |
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parents:
diff
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|
1011 static inline void |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1012 lto_destroy_tree_ref_encoder (struct lto_tree_ref_encoder *encoder) |
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update it from 4.4.3 to 4.5.0
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parents:
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|
1013 { |
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update it from 4.4.3 to 4.5.0
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parents:
diff
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|
1014 /* Hash table may be delete already. */ |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1015 if (encoder->tree_hash_table) |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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|
1016 htab_delete (encoder->tree_hash_table); |
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update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
1017 VEC_free (tree, heap, encoder->trees); |
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update it from 4.4.3 to 4.5.0
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parents:
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|
1018 } |
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update it from 4.4.3 to 4.5.0
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parents:
diff
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|
1019 |
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update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
1020 /* Return the number of trees encoded in ENCODER. */ |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1021 static inline unsigned int |
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update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
1022 lto_tree_ref_encoder_size (struct lto_tree_ref_encoder *encoder) |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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|
1023 { |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1024 return VEC_length (tree, encoder->trees); |
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parents:
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|
1025 } |
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update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
1026 |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1027 /* Return the IDX-th tree in ENCODER. */ |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1028 static inline tree |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1029 lto_tree_ref_encoder_get_tree (struct lto_tree_ref_encoder *encoder, |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1030 unsigned int idx) |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1031 { |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1032 return VEC_index (tree, encoder->trees, idx); |
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update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
1033 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1034 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1035 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1036 /* Return true if LABEL should be emitted in the global context. */ |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1037 static inline bool |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1038 emit_label_in_global_context_p (tree label) |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1039 { |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1040 return DECL_NONLOCAL (label) || FORCED_LABEL (label); |
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update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
1041 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
1042 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1043 /* Return true if tree node EXPR should be streamed as a builtin. For |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1044 these nodes, we just emit the class and function code. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1045 static inline bool |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1046 lto_stream_as_builtin_p (tree expr) |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1047 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1048 return (TREE_CODE (expr) == FUNCTION_DECL |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1049 && DECL_IS_BUILTIN (expr) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1050 && (DECL_BUILT_IN_CLASS (expr) == BUILT_IN_NORMAL |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1051 || DECL_BUILT_IN_CLASS (expr) == BUILT_IN_MD)); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1052 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1053 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1054 /* Return true if EXPR is a tree node that can be written to disk. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1055 static inline bool |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1056 lto_is_streamable (tree expr) |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1057 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1058 enum tree_code code = TREE_CODE (expr); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1059 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1060 /* Notice that we reject SSA_NAMEs as well. We only emit the SSA |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1061 name version in lto_output_tree_ref (see output_ssa_names). */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1062 return !is_lang_specific (expr) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1063 && code != SSA_NAME |
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1064 && code != CALL_EXPR |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1065 && code != LANG_TYPE |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1066 && code != MODIFY_EXPR |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1067 && code != INIT_EXPR |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1068 && code != TARGET_EXPR |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1069 && code != BIND_EXPR |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1070 && code != WITH_CLEANUP_EXPR |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1071 && code != STATEMENT_LIST |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1072 && (code == CASE_LABEL_EXPR |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1073 || code == DECL_EXPR |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1074 || TREE_CODE_CLASS (code) != tcc_statement); |
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parents:
diff
changeset
|
1075 } |
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parents:
diff
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|
1076 |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1077 DEFINE_DECL_STREAM_FUNCS (TYPE, type) |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1078 DEFINE_DECL_STREAM_FUNCS (FIELD_DECL, field_decl) |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1079 DEFINE_DECL_STREAM_FUNCS (FN_DECL, fn_decl) |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1080 DEFINE_DECL_STREAM_FUNCS (VAR_DECL, var_decl) |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1081 DEFINE_DECL_STREAM_FUNCS (TYPE_DECL, type_decl) |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1082 DEFINE_DECL_STREAM_FUNCS (NAMESPACE_DECL, namespace_decl) |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
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1083 DEFINE_DECL_STREAM_FUNCS (LABEL_DECL, label_decl) |
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1084 |
67
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1085 /* Returns a new bit-packing context for bit-packing into S. */ |
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1086 static inline struct bitpack_d |
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1087 bitpack_create (struct lto_output_stream *s) |
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1088 { |
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1089 struct bitpack_d bp; |
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1090 bp.pos = 0; |
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1091 bp.word = 0; |
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1092 bp.stream = (void *)s; |
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1093 return bp; |
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1094 } |
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1095 |
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1096 /* Pack the NBITS bit sized value VAL into the bit-packing context BP. */ |
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1097 static inline void |
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1098 bp_pack_value (struct bitpack_d *bp, bitpack_word_t val, unsigned nbits) |
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1099 { |
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1100 bitpack_word_t word = bp->word; |
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1101 int pos = bp->pos; |
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1102 /* If val does not fit into the current bitpack word switch to the |
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1103 next one. */ |
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1104 if (pos + nbits > BITS_PER_BITPACK_WORD) |
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1105 { |
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1106 lto_output_uleb128_stream ((struct lto_output_stream *) bp->stream, word); |
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1107 word = val; |
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1108 pos = nbits; |
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1109 } |
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1110 else |
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1111 { |
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1112 word |= val << pos; |
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1113 pos += nbits; |
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1114 } |
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1115 bp->word = word; |
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1116 bp->pos = pos; |
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1117 } |
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1118 |
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1119 /* Finishes bit-packing of BP. */ |
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1120 static inline void |
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1121 lto_output_bitpack (struct bitpack_d *bp) |
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1122 { |
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1123 lto_output_uleb128_stream ((struct lto_output_stream *) bp->stream, |
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1124 bp->word); |
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1125 bp->word = 0; |
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1126 bp->pos = 0; |
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1127 } |
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1128 |
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1129 /* Returns a new bit-packing context for bit-unpacking from IB. */ |
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1130 static inline struct bitpack_d |
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1131 lto_input_bitpack (struct lto_input_block *ib) |
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1132 { |
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1133 struct bitpack_d bp; |
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1134 bp.word = lto_input_uleb128 (ib); |
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1135 bp.pos = 0; |
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1136 bp.stream = (void *)ib; |
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1137 return bp; |
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1138 } |
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1139 |
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1140 /* Unpacks NBITS bits from the bit-packing context BP and returns them. */ |
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1141 static inline bitpack_word_t |
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1142 bp_unpack_value (struct bitpack_d *bp, unsigned nbits) |
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1143 { |
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1144 bitpack_word_t mask, val; |
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1145 int pos = bp->pos; |
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1146 |
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1147 mask = (nbits == BITS_PER_BITPACK_WORD |
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1148 ? (bitpack_word_t) -1 |
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1149 : ((bitpack_word_t) 1 << nbits) - 1); |
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1150 |
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1151 /* If there are not continuous nbits in the current bitpack word |
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1152 switch to the next one. */ |
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1153 if (pos + nbits > BITS_PER_BITPACK_WORD) |
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1154 { |
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1155 bp->word = val = lto_input_uleb128 ((struct lto_input_block *)bp->stream); |
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1156 bp->pos = nbits; |
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1157 return val & mask; |
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1158 } |
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1159 val = bp->word; |
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1160 val >>= pos; |
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1161 bp->pos = pos + nbits; |
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1162 |
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1163 return val & mask; |
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1164 } |
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1165 |
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1166 #endif /* GCC_LTO_STREAMER_H */ |