Mercurial > hg > CbC > CbC_gcc
annotate gcc/lto-cgraph.c @ 129:002ebcbc1eb4
remove test_env
author | mir3636 |
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date | Tue, 15 May 2018 18:45:25 +0900 |
parents | f6334be47118 |
children | 04ced10e8804 |
rev | line source |
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1 /* Write and read the cgraph to the memory mapped representation of a |
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2 .o file. |
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3 |
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4 Copyright 2009, 2010 Free Software Foundation, Inc. |
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5 Contributed by Kenneth Zadeck <zadeck@naturalbridge.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 #include "config.h" |
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24 #include "system.h" |
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25 #include "coretypes.h" |
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26 #include "tm.h" |
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27 #include "tree.h" |
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28 #include "expr.h" |
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29 #include "flags.h" |
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30 #include "params.h" |
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31 #include "input.h" |
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32 #include "hashtab.h" |
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33 #include "langhooks.h" |
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34 #include "basic-block.h" |
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35 #include "tree-flow.h" |
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36 #include "cgraph.h" |
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37 #include "function.h" |
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38 #include "ggc.h" |
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39 #include "diagnostic-core.h" |
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40 #include "except.h" |
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41 #include "vec.h" |
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42 #include "timevar.h" |
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43 #include "output.h" |
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44 #include "pointer-set.h" |
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45 #include "lto-streamer.h" |
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46 #include "gcov-io.h" |
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47 |
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48 static void output_varpool (cgraph_node_set, varpool_node_set); |
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49 static void output_cgraph_opt_summary (cgraph_node_set set); |
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50 static void input_cgraph_opt_summary (VEC (cgraph_node_ptr, heap) * nodes); |
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51 |
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52 |
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53 /* Cgraph streaming is organized as set of record whose type |
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54 is indicated by a tag. */ |
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55 enum LTO_cgraph_tags |
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56 { |
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57 /* Must leave 0 for the stopper. */ |
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58 |
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59 /* Cgraph node without body available. */ |
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60 LTO_cgraph_unavail_node = 1, |
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61 /* Cgraph node with function body. */ |
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62 LTO_cgraph_analyzed_node, |
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63 /* Cgraph edges. */ |
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64 LTO_cgraph_edge, |
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65 LTO_cgraph_indirect_edge |
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66 }; |
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67 |
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68 /* Create a new cgraph encoder. */ |
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69 |
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70 lto_cgraph_encoder_t |
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71 lto_cgraph_encoder_new (void) |
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72 { |
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73 lto_cgraph_encoder_t encoder = XCNEW (struct lto_cgraph_encoder_d); |
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74 encoder->map = pointer_map_create (); |
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75 encoder->nodes = NULL; |
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76 encoder->body = pointer_set_create (); |
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77 return encoder; |
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78 } |
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79 |
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80 |
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81 /* Delete ENCODER and its components. */ |
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82 |
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83 void |
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84 lto_cgraph_encoder_delete (lto_cgraph_encoder_t encoder) |
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85 { |
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86 VEC_free (cgraph_node_ptr, heap, encoder->nodes); |
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87 pointer_map_destroy (encoder->map); |
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88 pointer_set_destroy (encoder->body); |
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89 free (encoder); |
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90 } |
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91 |
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92 |
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93 /* Return the existing reference number of NODE in the cgraph encoder in |
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94 output block OB. Assign a new reference if this is the first time |
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95 NODE is encoded. */ |
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96 |
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97 int |
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98 lto_cgraph_encoder_encode (lto_cgraph_encoder_t encoder, |
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99 struct cgraph_node *node) |
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100 { |
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101 int ref; |
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102 void **slot; |
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103 |
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104 slot = pointer_map_contains (encoder->map, node); |
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105 if (!slot) |
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106 { |
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107 ref = VEC_length (cgraph_node_ptr, encoder->nodes); |
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108 slot = pointer_map_insert (encoder->map, node); |
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109 *slot = (void *) (intptr_t) ref; |
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110 VEC_safe_push (cgraph_node_ptr, heap, encoder->nodes, node); |
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111 } |
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112 else |
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113 ref = (int) (intptr_t) *slot; |
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114 |
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115 return ref; |
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116 } |
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117 |
63
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118 #define LCC_NOT_FOUND (-1) |
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119 |
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120 /* Look up NODE in encoder. Return NODE's reference if it has been encoded |
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121 or LCC_NOT_FOUND if it is not there. */ |
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122 |
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123 int |
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124 lto_cgraph_encoder_lookup (lto_cgraph_encoder_t encoder, |
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125 struct cgraph_node *node) |
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126 { |
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127 void **slot = pointer_map_contains (encoder->map, node); |
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128 return (slot ? (int) (intptr_t) *slot : LCC_NOT_FOUND); |
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129 } |
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130 |
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131 |
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132 /* Return the cgraph node corresponding to REF using ENCODER. */ |
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133 |
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134 struct cgraph_node * |
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135 lto_cgraph_encoder_deref (lto_cgraph_encoder_t encoder, int ref) |
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136 { |
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137 if (ref == LCC_NOT_FOUND) |
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138 return NULL; |
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139 |
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140 return VEC_index (cgraph_node_ptr, encoder->nodes, ref); |
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141 } |
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142 |
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143 |
63
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144 /* Return TRUE if we should encode initializer of NODE (if any). */ |
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145 |
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146 bool |
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147 lto_cgraph_encoder_encode_body_p (lto_cgraph_encoder_t encoder, |
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148 struct cgraph_node *node) |
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149 { |
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150 return pointer_set_contains (encoder->body, node); |
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151 } |
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152 |
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153 /* Return TRUE if we should encode body of NODE (if any). */ |
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154 |
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155 static void |
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156 lto_set_cgraph_encoder_encode_body (lto_cgraph_encoder_t encoder, |
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157 struct cgraph_node *node) |
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158 { |
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159 pointer_set_insert (encoder->body, node); |
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160 } |
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161 |
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162 /* Create a new varpool encoder. */ |
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163 |
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164 lto_varpool_encoder_t |
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165 lto_varpool_encoder_new (void) |
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166 { |
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167 lto_varpool_encoder_t encoder = XCNEW (struct lto_varpool_encoder_d); |
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168 encoder->map = pointer_map_create (); |
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169 encoder->initializer = pointer_set_create (); |
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170 encoder->nodes = NULL; |
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171 return encoder; |
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172 } |
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173 |
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174 |
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175 /* Delete ENCODER and its components. */ |
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176 |
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177 void |
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178 lto_varpool_encoder_delete (lto_varpool_encoder_t encoder) |
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179 { |
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180 VEC_free (varpool_node_ptr, heap, encoder->nodes); |
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181 pointer_map_destroy (encoder->map); |
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182 pointer_set_destroy (encoder->initializer); |
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183 free (encoder); |
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184 } |
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185 |
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186 |
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187 /* Return the existing reference number of NODE in the varpool encoder in |
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188 output block OB. Assign a new reference if this is the first time |
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189 NODE is encoded. */ |
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190 |
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191 int |
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192 lto_varpool_encoder_encode (lto_varpool_encoder_t encoder, |
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193 struct varpool_node *node) |
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194 { |
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195 int ref; |
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196 void **slot; |
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197 |
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198 slot = pointer_map_contains (encoder->map, node); |
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199 if (!slot) |
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200 { |
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201 ref = VEC_length (varpool_node_ptr, encoder->nodes); |
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202 slot = pointer_map_insert (encoder->map, node); |
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203 *slot = (void *) (intptr_t) ref; |
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204 VEC_safe_push (varpool_node_ptr, heap, encoder->nodes, node); |
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205 } |
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206 else |
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207 ref = (int) (intptr_t) *slot; |
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208 |
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209 return ref; |
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210 } |
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211 |
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212 /* Look up NODE in encoder. Return NODE's reference if it has been encoded |
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213 or LCC_NOT_FOUND if it is not there. */ |
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214 |
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215 int |
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216 lto_varpool_encoder_lookup (lto_varpool_encoder_t encoder, |
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217 struct varpool_node *node) |
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218 { |
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219 void **slot = pointer_map_contains (encoder->map, node); |
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220 return (slot ? (int) (intptr_t) *slot : LCC_NOT_FOUND); |
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221 } |
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222 |
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223 |
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224 /* Return the varpool node corresponding to REF using ENCODER. */ |
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225 |
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226 struct varpool_node * |
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227 lto_varpool_encoder_deref (lto_varpool_encoder_t encoder, int ref) |
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228 { |
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229 if (ref == LCC_NOT_FOUND) |
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230 return NULL; |
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231 |
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232 return VEC_index (varpool_node_ptr, encoder->nodes, ref); |
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233 } |
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234 |
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235 |
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236 /* Return TRUE if we should encode initializer of NODE (if any). */ |
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237 |
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238 bool |
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239 lto_varpool_encoder_encode_initializer_p (lto_varpool_encoder_t encoder, |
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240 struct varpool_node *node) |
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241 { |
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242 return pointer_set_contains (encoder->initializer, node); |
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243 } |
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244 |
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245 /* Return TRUE if we should encode initializer of NODE (if any). */ |
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246 |
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247 static void |
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248 lto_set_varpool_encoder_encode_initializer (lto_varpool_encoder_t encoder, |
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249 struct varpool_node *node) |
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250 { |
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251 pointer_set_insert (encoder->initializer, node); |
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252 } |
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253 |
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254 /* Output the cgraph EDGE to OB using ENCODER. */ |
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255 |
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256 static void |
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257 lto_output_edge (struct lto_simple_output_block *ob, struct cgraph_edge *edge, |
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258 lto_cgraph_encoder_t encoder) |
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259 { |
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260 unsigned int uid; |
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261 intptr_t ref; |
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262 struct bitpack_d bp; |
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263 |
63
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264 if (edge->indirect_unknown_callee) |
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265 lto_output_uleb128_stream (ob->main_stream, LTO_cgraph_indirect_edge); |
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266 else |
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267 lto_output_uleb128_stream (ob->main_stream, LTO_cgraph_edge); |
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268 |
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269 ref = lto_cgraph_encoder_lookup (encoder, edge->caller); |
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270 gcc_assert (ref != LCC_NOT_FOUND); |
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271 lto_output_sleb128_stream (ob->main_stream, ref); |
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272 |
63
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273 if (!edge->indirect_unknown_callee) |
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274 { |
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275 ref = lto_cgraph_encoder_lookup (encoder, edge->callee); |
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276 gcc_assert (ref != LCC_NOT_FOUND); |
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277 lto_output_sleb128_stream (ob->main_stream, ref); |
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278 } |
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279 |
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280 lto_output_sleb128_stream (ob->main_stream, edge->count); |
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281 |
67
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282 bp = bitpack_create (ob->main_stream); |
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283 uid = (!gimple_has_body_p (edge->caller->decl) |
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284 ? edge->lto_stmt_uid : gimple_uid (edge->call_stmt)); |
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285 bp_pack_value (&bp, uid, HOST_BITS_PER_INT); |
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286 bp_pack_value (&bp, edge->inline_failed, HOST_BITS_PER_INT); |
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287 bp_pack_value (&bp, edge->frequency, HOST_BITS_PER_INT); |
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288 bp_pack_value (&bp, edge->loop_nest, 30); |
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289 bp_pack_value (&bp, edge->indirect_inlining_edge, 1); |
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290 bp_pack_value (&bp, edge->call_stmt_cannot_inline_p, 1); |
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291 bp_pack_value (&bp, edge->can_throw_external, 1); |
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292 if (edge->indirect_unknown_callee) |
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293 { |
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294 int flags = edge->indirect_info->ecf_flags; |
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295 bp_pack_value (&bp, (flags & ECF_CONST) != 0, 1); |
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296 bp_pack_value (&bp, (flags & ECF_PURE) != 0, 1); |
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297 bp_pack_value (&bp, (flags & ECF_NORETURN) != 0, 1); |
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298 bp_pack_value (&bp, (flags & ECF_MALLOC) != 0, 1); |
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299 bp_pack_value (&bp, (flags & ECF_NOTHROW) != 0, 1); |
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300 bp_pack_value (&bp, (flags & ECF_RETURNS_TWICE) != 0, 1); |
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301 /* Flags that should not appear on indirect calls. */ |
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302 gcc_assert (!(flags & (ECF_LOOPING_CONST_OR_PURE |
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303 | ECF_MAY_BE_ALLOCA |
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304 | ECF_SIBCALL |
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305 | ECF_LEAF |
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306 | ECF_NOVOPS))); |
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307 } |
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308 lto_output_bitpack (&bp); |
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309 } |
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310 |
63
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311 /* Return if LIST contain references from other partitions. */ |
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312 |
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313 bool |
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314 referenced_from_other_partition_p (struct ipa_ref_list *list, cgraph_node_set set, |
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315 varpool_node_set vset) |
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316 { |
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317 int i; |
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318 struct ipa_ref *ref; |
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319 for (i = 0; ipa_ref_list_refering_iterate (list, i, ref); i++) |
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320 { |
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321 if (ref->refering_type == IPA_REF_CGRAPH) |
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322 { |
67
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323 if (ipa_ref_refering_node (ref)->in_other_partition |
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|
324 || !cgraph_node_in_set_p (ipa_ref_refering_node (ref), set)) |
63
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325 return true; |
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326 } |
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327 else |
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328 { |
67
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329 if (ipa_ref_refering_varpool_node (ref)->in_other_partition |
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330 || !varpool_node_in_set_p (ipa_ref_refering_varpool_node (ref), |
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|
331 vset)) |
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332 return true; |
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diff
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333 } |
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334 } |
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335 return false; |
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336 } |
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337 |
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338 /* Return true when node is reachable from other partition. */ |
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339 |
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340 bool |
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341 reachable_from_other_partition_p (struct cgraph_node *node, cgraph_node_set set) |
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342 { |
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343 struct cgraph_edge *e; |
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344 if (!node->analyzed) |
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345 return false; |
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346 if (node->global.inlined_to) |
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347 return false; |
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348 for (e = node->callers; e; e = e->next_caller) |
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349 if (e->caller->in_other_partition |
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350 || !cgraph_node_in_set_p (e->caller, set)) |
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351 return true; |
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352 return false; |
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353 } |
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354 |
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355 /* Return if LIST contain references from other partitions. */ |
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356 |
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357 bool |
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358 referenced_from_this_partition_p (struct ipa_ref_list *list, cgraph_node_set set, |
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359 varpool_node_set vset) |
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|
360 { |
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361 int i; |
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362 struct ipa_ref *ref; |
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363 for (i = 0; ipa_ref_list_refering_iterate (list, i, ref); i++) |
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changeset
|
364 { |
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365 if (ref->refering_type == IPA_REF_CGRAPH) |
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changeset
|
366 { |
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367 if (cgraph_node_in_set_p (ipa_ref_refering_node (ref), set)) |
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changeset
|
368 return true; |
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|
369 } |
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|
370 else |
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changeset
|
371 { |
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372 if (varpool_node_in_set_p (ipa_ref_refering_varpool_node (ref), |
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changeset
|
373 vset)) |
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changeset
|
374 return true; |
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diff
changeset
|
375 } |
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changeset
|
376 } |
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diff
changeset
|
377 return false; |
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diff
changeset
|
378 } |
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changeset
|
379 |
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changeset
|
380 /* Return true when node is reachable from other partition. */ |
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diff
changeset
|
381 |
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changeset
|
382 bool |
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changeset
|
383 reachable_from_this_partition_p (struct cgraph_node *node, cgraph_node_set set) |
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diff
changeset
|
384 { |
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changeset
|
385 struct cgraph_edge *e; |
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changeset
|
386 for (e = node->callers; e; e = e->next_caller) |
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changeset
|
387 if (cgraph_node_in_set_p (e->caller, set)) |
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diff
changeset
|
388 return true; |
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diff
changeset
|
389 return false; |
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diff
changeset
|
390 } |
55
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changeset
|
391 |
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changeset
|
392 /* Output the cgraph NODE to OB. ENCODER is used to find the |
77e2b8dfacca
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diff
changeset
|
393 reference number of NODE->inlined_to. SET is the set of nodes we |
77e2b8dfacca
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changeset
|
394 are writing to the current file. If NODE is not in SET, then NODE |
77e2b8dfacca
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changeset
|
395 is a boundary of a cgraph_node_set and we pretend NODE just has a |
77e2b8dfacca
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diff
changeset
|
396 decl and no callees. WRITTEN_DECLS is the set of FUNCTION_DECLs |
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diff
changeset
|
397 that have had their callgraph node written so far. This is used to |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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diff
changeset
|
398 determine if NODE is a clone of a previously written node. */ |
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diff
changeset
|
399 |
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diff
changeset
|
400 static void |
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diff
changeset
|
401 lto_output_node (struct lto_simple_output_block *ob, struct cgraph_node *node, |
77e2b8dfacca
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changeset
|
402 lto_cgraph_encoder_t encoder, cgraph_node_set set, |
63
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diff
changeset
|
403 varpool_node_set vset) |
55
77e2b8dfacca
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parents:
diff
changeset
|
404 { |
77e2b8dfacca
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diff
changeset
|
405 unsigned int tag; |
67
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diff
changeset
|
406 struct bitpack_d bp; |
63
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diff
changeset
|
407 bool boundary_p; |
55
77e2b8dfacca
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changeset
|
408 intptr_t ref; |
63
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diff
changeset
|
409 bool in_other_partition = false; |
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diff
changeset
|
410 struct cgraph_node *clone_of; |
55
77e2b8dfacca
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parents:
diff
changeset
|
411 |
77e2b8dfacca
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changeset
|
412 boundary_p = !cgraph_node_in_set_p (node, set); |
77e2b8dfacca
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diff
changeset
|
413 |
63
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diff
changeset
|
414 if (node->analyzed && !boundary_p) |
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diff
changeset
|
415 tag = LTO_cgraph_analyzed_node; |
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diff
changeset
|
416 else |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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diff
changeset
|
417 tag = LTO_cgraph_unavail_node; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
418 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
419 lto_output_uleb128_stream (ob->main_stream, tag); |
77e2b8dfacca
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parents:
diff
changeset
|
420 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
421 /* In WPA mode, we only output part of the call-graph. Also, we |
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
422 fake cgraph node attributes. There are two cases that we care. |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
423 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
424 Boundary nodes: There are nodes that are not part of SET but are |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
425 called from within SET. We artificially make them look like |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
426 externally visible nodes with no function body. |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
427 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
428 Cherry-picked nodes: These are nodes we pulled from other |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
429 translation units into SET during IPA-inlining. We make them as |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
430 local static nodes to prevent clashes with other local statics. */ |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
431 if (boundary_p && node->analyzed) |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
432 { |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
433 /* Inline clones can not be part of boundary. |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
434 gcc_assert (!node->global.inlined_to); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
435 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
436 FIXME: At the moment they can be, when partition contains an inline |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
437 clone that is clone of inline clone from outside partition. We can |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
438 reshape the clone tree and make other tree to be the root, but it |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
439 needs a bit extra work and will be promplty done by cgraph_remove_node |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
440 after reading back. */ |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
441 in_other_partition = 1; |
55
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
442 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
443 |
63
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
444 clone_of = node->clone_of; |
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update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
445 while (clone_of |
67
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
446 && (ref = lto_cgraph_encoder_lookup (encoder, clone_of)) == LCC_NOT_FOUND) |
63
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
447 if (clone_of->prev_sibling_clone) |
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update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
448 clone_of = clone_of->prev_sibling_clone; |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
449 else |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
450 clone_of = clone_of->clone_of; |
67
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parents:
63
diff
changeset
|
451 |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
452 if (LTO_cgraph_analyzed_node) |
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parents:
63
diff
changeset
|
453 gcc_assert (clone_of || !node->clone_of); |
63
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
454 if (!clone_of) |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
455 lto_output_sleb128_stream (ob->main_stream, LCC_NOT_FOUND); |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
456 else |
b7f97abdc517
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
457 lto_output_sleb128_stream (ob->main_stream, ref); |
55
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
458 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
459 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
460 lto_output_fn_decl_index (ob->decl_state, ob->main_stream, node->decl); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
461 lto_output_sleb128_stream (ob->main_stream, node->count); |
67
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
462 lto_output_sleb128_stream (ob->main_stream, node->count_materialization_scale); |
55
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
463 |
63
b7f97abdc517
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
464 if (tag == LTO_cgraph_analyzed_node) |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
465 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
466 lto_output_sleb128_stream (ob->main_stream, |
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
467 node->local.inline_summary.estimated_self_stack_size); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
468 lto_output_sleb128_stream (ob->main_stream, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
469 node->local.inline_summary.self_size); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
470 lto_output_sleb128_stream (ob->main_stream, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
471 node->local.inline_summary.size_inlining_benefit); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
472 lto_output_sleb128_stream (ob->main_stream, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
473 node->local.inline_summary.self_time); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
474 lto_output_sleb128_stream (ob->main_stream, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
475 node->local.inline_summary.time_inlining_benefit); |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
476 if (node->global.inlined_to) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
477 { |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
478 ref = lto_cgraph_encoder_lookup (encoder, node->global.inlined_to); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
479 gcc_assert (ref != LCC_NOT_FOUND); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
480 } |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
481 else |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
482 ref = LCC_NOT_FOUND; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
483 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
484 lto_output_sleb128_stream (ob->main_stream, ref); |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
485 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
486 |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
487 if (node->same_comdat_group && !boundary_p) |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
488 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
489 ref = lto_cgraph_encoder_lookup (encoder, node->same_comdat_group); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
490 gcc_assert (ref != LCC_NOT_FOUND); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
491 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
492 else |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
493 ref = LCC_NOT_FOUND; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
494 lto_output_sleb128_stream (ob->main_stream, ref); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
495 |
67
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
496 bp = bitpack_create (ob->main_stream); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
497 bp_pack_value (&bp, node->local.local, 1); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
498 bp_pack_value (&bp, node->local.externally_visible, 1); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
499 bp_pack_value (&bp, node->local.finalized, 1); |
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
500 bp_pack_value (&bp, node->local.inlinable, 1); |
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
501 bp_pack_value (&bp, node->local.versionable, 1); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
502 bp_pack_value (&bp, node->local.can_change_signature, 1); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
503 bp_pack_value (&bp, node->local.disregard_inline_limits, 1); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
504 bp_pack_value (&bp, node->local.redefined_extern_inline, 1); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
505 bp_pack_value (&bp, node->local.vtable_method, 1); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
506 bp_pack_value (&bp, node->needed, 1); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
507 bp_pack_value (&bp, node->address_taken, 1); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
508 bp_pack_value (&bp, node->abstract_and_needed, 1); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
509 bp_pack_value (&bp, tag == LTO_cgraph_analyzed_node |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
510 && !DECL_EXTERNAL (node->decl) |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
511 && !DECL_COMDAT (node->decl) |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
512 && (reachable_from_other_partition_p (node, set) |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
513 || referenced_from_other_partition_p (&node->ref_list, set, vset)), 1); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
514 bp_pack_value (&bp, node->lowered, 1); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
515 bp_pack_value (&bp, in_other_partition, 1); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
516 bp_pack_value (&bp, node->alias, 1); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
517 bp_pack_value (&bp, node->finalized_by_frontend, 1); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
518 bp_pack_value (&bp, node->frequency, 2); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
519 bp_pack_value (&bp, node->only_called_at_startup, 1); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
520 bp_pack_value (&bp, node->only_called_at_exit, 1); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
521 lto_output_bitpack (&bp); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
522 lto_output_uleb128_stream (ob->main_stream, node->resolution); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
523 |
55
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
524 if (node->same_body) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
525 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
526 struct cgraph_node *alias; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
527 unsigned long alias_count = 1; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
528 for (alias = node->same_body; alias->next; alias = alias->next) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
529 alias_count++; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
530 lto_output_uleb128_stream (ob->main_stream, alias_count); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
531 do |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
532 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
533 lto_output_fn_decl_index (ob->decl_state, ob->main_stream, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
534 alias->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
|
535 if (alias->thunk.thunk_p) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
536 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
537 lto_output_uleb128_stream |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
538 (ob->main_stream, |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
539 1 + (alias->thunk.this_adjusting != 0) * 2 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
540 + (alias->thunk.virtual_offset_p != 0) * 4); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
541 lto_output_uleb128_stream (ob->main_stream, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
542 alias->thunk.fixed_offset); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
543 lto_output_uleb128_stream (ob->main_stream, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
544 alias->thunk.virtual_value); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
545 lto_output_fn_decl_index (ob->decl_state, ob->main_stream, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
546 alias->thunk.alias); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
547 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
548 else |
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update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
549 { |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
550 lto_output_uleb128_stream (ob->main_stream, 0); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
551 lto_output_fn_decl_index (ob->decl_state, ob->main_stream, |
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
552 alias->thunk.alias); |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
553 } |
67
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
554 gcc_assert (cgraph_get_node (alias->thunk.alias) == node); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
555 lto_output_uleb128_stream (ob->main_stream, alias->resolution); |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
556 alias = alias->previous; |
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
557 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
558 while (alias); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
559 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
560 else |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
561 lto_output_uleb128_stream (ob->main_stream, 0); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
562 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
563 |
63
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parents:
55
diff
changeset
|
564 /* Output the varpool NODE to OB. |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
565 If NODE is not in SET, then NODE is a boundary. */ |
b7f97abdc517
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parents:
55
diff
changeset
|
566 |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
567 static void |
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update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
568 lto_output_varpool_node (struct lto_simple_output_block *ob, struct varpool_node *node, |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
569 lto_varpool_encoder_t varpool_encoder, |
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update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
570 cgraph_node_set set, 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
|
571 { |
b7f97abdc517
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
572 bool boundary_p = !varpool_node_in_set_p (node, vset) && node->analyzed; |
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
|
573 struct bitpack_d bp; |
63
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
574 struct varpool_node *alias; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
575 int count = 0; |
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
576 int ref; |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
577 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
578 lto_output_var_decl_index (ob->decl_state, ob->main_stream, node->decl); |
67
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
579 bp = bitpack_create (ob->main_stream); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
580 bp_pack_value (&bp, node->externally_visible, 1); |
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
581 bp_pack_value (&bp, node->force_output, 1); |
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
|
582 bp_pack_value (&bp, node->finalized, 1); |
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
583 bp_pack_value (&bp, node->alias, 1); |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
584 gcc_assert (!node->alias || !node->extra_name); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
585 gcc_assert (node->finalized || !node->analyzed); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
586 gcc_assert (node->needed); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
587 /* Constant pool initializers can be de-unified into individual ltrans units. |
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update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
588 FIXME: Alternatively at -Os we may want to avoid generating for them the local |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
589 labels and share them across LTRANS partitions. */ |
67
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
590 if (DECL_IN_CONSTANT_POOL (node->decl) |
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
|
591 && !DECL_COMDAT (node->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
|
592 { |
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
|
593 bp_pack_value (&bp, 0, 1); /* used_from_other_parition. */ |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
594 bp_pack_value (&bp, 0, 1); /* in_other_partition. */ |
63
b7f97abdc517
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
595 } |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
596 else |
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update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
597 { |
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
|
598 bp_pack_value (&bp, node->analyzed |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
599 && referenced_from_other_partition_p (&node->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
|
600 set, vset), 1); |
67
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
601 bp_pack_value (&bp, boundary_p, 1); /* in_other_partition. */ |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
602 } |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
603 /* Also emit any extra name aliases. */ |
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update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
604 for (alias = node->extra_name; alias; alias = alias->next) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
605 count++; |
67
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
606 bp_pack_value (&bp, count != 0, 1); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
607 lto_output_bitpack (&bp); |
63
b7f97abdc517
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
608 if (node->same_comdat_group && !boundary_p) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
609 { |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
610 ref = lto_varpool_encoder_lookup (varpool_encoder, node->same_comdat_group); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
611 gcc_assert (ref != LCC_NOT_FOUND); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
612 } |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
613 else |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
614 ref = LCC_NOT_FOUND; |
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update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
615 lto_output_sleb128_stream (ob->main_stream, ref); |
67
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
616 lto_output_uleb128_stream (ob->main_stream, node->resolution); |
63
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update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
617 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
618 if (count) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
619 { |
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update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
620 lto_output_uleb128_stream (ob->main_stream, count); |
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update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
621 for (alias = node->extra_name; alias; alias = alias->next) |
67
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
622 { |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
623 lto_output_var_decl_index (ob->decl_state, ob->main_stream, alias->decl); |
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624 lto_output_uleb128_stream (ob->main_stream, alias->resolution); |
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625 } |
63
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626 } |
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627 } |
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628 |
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629 /* Output the varpool NODE to OB. |
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630 If NODE is not in SET, then NODE is a boundary. */ |
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631 |
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632 static void |
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633 lto_output_ref (struct lto_simple_output_block *ob, struct ipa_ref *ref, |
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634 lto_cgraph_encoder_t encoder, |
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635 lto_varpool_encoder_t varpool_encoder) |
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636 { |
67
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637 struct bitpack_d bp; |
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638 bp = bitpack_create (ob->main_stream); |
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639 bp_pack_value (&bp, ref->refered_type, 1); |
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640 bp_pack_value (&bp, ref->use, 2); |
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641 lto_output_bitpack (&bp); |
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642 if (ref->refered_type == IPA_REF_CGRAPH) |
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643 { |
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644 int nref = lto_cgraph_encoder_lookup (encoder, ipa_ref_node (ref)); |
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645 gcc_assert (nref != LCC_NOT_FOUND); |
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646 lto_output_sleb128_stream (ob->main_stream, nref); |
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647 } |
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648 else |
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649 { |
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650 int nref = lto_varpool_encoder_lookup (varpool_encoder, |
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651 ipa_ref_varpool_node (ref)); |
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652 gcc_assert (nref != LCC_NOT_FOUND); |
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653 lto_output_sleb128_stream (ob->main_stream, nref); |
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654 } |
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655 } |
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656 |
55
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657 /* Stream out profile_summary to OB. */ |
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658 |
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659 static void |
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660 output_profile_summary (struct lto_simple_output_block *ob) |
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661 { |
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662 if (profile_info) |
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663 { |
67
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664 /* We do not output num, sum_all and run_max, they are not used by |
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665 GCC profile feedback and they are difficult to merge from multiple |
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666 units. */ |
55
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667 gcc_assert (profile_info->runs); |
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668 lto_output_uleb128_stream (ob->main_stream, profile_info->runs); |
67
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669 lto_output_uleb128_stream (ob->main_stream, profile_info->sum_max); |
55
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670 } |
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671 else |
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672 lto_output_uleb128_stream (ob->main_stream, 0); |
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673 } |
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674 |
63
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675 /* Add NODE into encoder as well as nodes it is cloned from. |
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676 Do it in a way so clones appear first. */ |
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677 |
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678 static void |
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679 add_node_to (lto_cgraph_encoder_t encoder, struct cgraph_node *node, |
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680 bool include_body) |
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681 { |
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682 if (node->clone_of) |
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683 add_node_to (encoder, node->clone_of, include_body); |
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684 else if (include_body) |
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685 lto_set_cgraph_encoder_encode_body (encoder, node); |
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686 lto_cgraph_encoder_encode (encoder, node); |
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687 } |
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|
688 |
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689 /* Add all references in LIST to encoders. */ |
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|
690 |
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691 static void |
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692 add_references (lto_cgraph_encoder_t encoder, |
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693 lto_varpool_encoder_t varpool_encoder, |
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694 struct ipa_ref_list *list) |
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695 { |
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696 int i; |
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697 struct ipa_ref *ref; |
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698 for (i = 0; ipa_ref_list_reference_iterate (list, i, ref); i++) |
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699 if (ref->refered_type == IPA_REF_CGRAPH) |
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700 add_node_to (encoder, ipa_ref_node (ref), false); |
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701 else |
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|
702 { |
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703 struct varpool_node *vnode = ipa_ref_varpool_node (ref); |
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704 lto_varpool_encoder_encode (varpool_encoder, vnode); |
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|
705 } |
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|
706 } |
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|
707 |
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708 /* Output all callees or indirect outgoing edges. EDGE must be the first such |
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709 edge. */ |
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|
710 |
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711 static void |
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712 output_outgoing_cgraph_edges (struct cgraph_edge *edge, |
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713 struct lto_simple_output_block *ob, |
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714 lto_cgraph_encoder_t encoder) |
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|
715 { |
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716 if (!edge) |
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717 return; |
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|
718 |
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719 /* Output edges in backward direction, so the reconstructed callgraph match |
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720 and it is easy to associate call sites in the IPA pass summaries. */ |
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721 while (edge->next_callee) |
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722 edge = edge->next_callee; |
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723 for (; edge; edge = edge->prev_callee) |
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724 lto_output_edge (ob, edge, encoder); |
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|
725 } |
55
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|
726 |
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changeset
|
727 /* Output the part of the cgraph in SET. */ |
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728 |
63
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729 static void |
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730 output_refs (cgraph_node_set set, varpool_node_set vset, |
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731 lto_cgraph_encoder_t encoder, |
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|
732 lto_varpool_encoder_t varpool_encoder) |
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|
733 { |
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|
734 cgraph_node_set_iterator csi; |
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735 varpool_node_set_iterator vsi; |
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|
736 struct lto_simple_output_block *ob; |
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737 int count; |
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738 struct ipa_ref *ref; |
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|
739 int i; |
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|
740 |
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741 ob = lto_create_simple_output_block (LTO_section_refs); |
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|
742 |
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743 for (csi = csi_start (set); !csi_end_p (csi); csi_next (&csi)) |
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|
744 { |
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745 struct cgraph_node *node = csi_node (csi); |
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746 |
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747 count = ipa_ref_list_nreferences (&node->ref_list); |
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748 if (count) |
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|
749 { |
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750 lto_output_uleb128_stream (ob->main_stream, count); |
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|
751 lto_output_uleb128_stream (ob->main_stream, |
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752 lto_cgraph_encoder_lookup (encoder, node)); |
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753 for (i = 0; ipa_ref_list_reference_iterate (&node->ref_list, i, ref); i++) |
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754 lto_output_ref (ob, ref, encoder, varpool_encoder); |
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755 } |
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|
756 } |
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|
757 |
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|
758 lto_output_uleb128_stream (ob->main_stream, 0); |
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|
759 |
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|
760 for (vsi = vsi_start (vset); !vsi_end_p (vsi); vsi_next (&vsi)) |
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|
761 { |
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|
762 struct varpool_node *node = vsi_node (vsi); |
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|
763 |
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764 count = ipa_ref_list_nreferences (&node->ref_list); |
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|
765 if (count) |
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|
766 { |
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767 lto_output_uleb128_stream (ob->main_stream, count); |
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768 lto_output_uleb128_stream (ob->main_stream, |
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769 lto_varpool_encoder_lookup (varpool_encoder, |
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770 node)); |
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771 for (i = 0; ipa_ref_list_reference_iterate (&node->ref_list, i, ref); i++) |
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772 lto_output_ref (ob, ref, encoder, varpool_encoder); |
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|
773 } |
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|
774 } |
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|
775 |
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776 lto_output_uleb128_stream (ob->main_stream, 0); |
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|
777 |
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|
778 lto_destroy_simple_output_block (ob); |
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|
779 } |
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|
780 |
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|
781 /* Find out all cgraph and varpool nodes we want to encode in current unit |
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782 and insert them to encoders. */ |
55
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783 void |
63
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diff
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|
784 compute_ltrans_boundary (struct lto_out_decl_state *state, |
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|
785 cgraph_node_set set, varpool_node_set vset) |
55
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|
786 { |
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|
787 struct cgraph_node *node; |
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788 cgraph_node_set_iterator csi; |
63
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789 varpool_node_set_iterator vsi; |
55
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790 struct cgraph_edge *edge; |
63
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791 int i; |
55
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792 lto_cgraph_encoder_t encoder; |
63
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793 lto_varpool_encoder_t varpool_encoder; |
55
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|
794 |
63
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795 encoder = state->cgraph_node_encoder = lto_cgraph_encoder_new (); |
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796 varpool_encoder = state->varpool_node_encoder = lto_varpool_encoder_new (); |
55
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|
797 |
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798 /* Go over all the nodes in SET and assign references. */ |
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799 for (csi = csi_start (set); !csi_end_p (csi); csi_next (&csi)) |
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|
800 { |
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801 node = csi_node (csi); |
63
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802 add_node_to (encoder, node, true); |
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803 add_references (encoder, varpool_encoder, &node->ref_list); |
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804 } |
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805 for (vsi = vsi_start (vset); !vsi_end_p (vsi); vsi_next (&vsi)) |
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diff
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|
806 { |
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diff
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807 struct varpool_node *vnode = vsi_node (vsi); |
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808 gcc_assert (!vnode->alias); |
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|
809 lto_varpool_encoder_encode (varpool_encoder, vnode); |
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810 lto_set_varpool_encoder_encode_initializer (varpool_encoder, vnode); |
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811 add_references (encoder, varpool_encoder, &vnode->ref_list); |
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812 } |
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813 /* Pickle in also the initializer of all referenced readonly variables |
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814 to help folding. Constant pool variables are not shared, so we must |
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815 pickle those too. */ |
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816 for (i = 0; i < lto_varpool_encoder_size (varpool_encoder); i++) |
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817 { |
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818 struct varpool_node *vnode = lto_varpool_encoder_deref (varpool_encoder, i); |
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|
819 if (DECL_INITIAL (vnode->decl) |
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820 && !lto_varpool_encoder_encode_initializer_p (varpool_encoder, |
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821 vnode) |
67
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822 && const_value_known_p (vnode->decl)) |
63
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823 { |
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824 lto_set_varpool_encoder_encode_initializer (varpool_encoder, vnode); |
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825 add_references (encoder, varpool_encoder, &vnode->ref_list); |
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826 } |
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827 } |
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828 |
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|
829 /* Go over all the nodes again to include callees that are not in |
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830 SET. */ |
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831 for (csi = csi_start (set); !csi_end_p (csi); csi_next (&csi)) |
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|
832 { |
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833 node = csi_node (csi); |
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834 for (edge = node->callees; edge; edge = edge->next_callee) |
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835 { |
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836 struct cgraph_node *callee = edge->callee; |
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837 if (!cgraph_node_in_set_p (callee, set)) |
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|
838 { |
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839 /* We should have moved all the inlines. */ |
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840 gcc_assert (!callee->global.inlined_to); |
63
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841 add_node_to (encoder, callee, false); |
55
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|
842 } |
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843 } |
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844 } |
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845 } |
55
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846 |
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847 /* Output the part of the cgraph in SET. */ |
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848 |
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849 void |
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850 output_cgraph (cgraph_node_set set, varpool_node_set vset) |
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851 { |
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852 struct cgraph_node *node; |
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853 struct lto_simple_output_block *ob; |
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854 cgraph_node_set_iterator csi; |
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855 int i, n_nodes; |
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856 lto_cgraph_encoder_t encoder; |
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857 lto_varpool_encoder_t varpool_encoder; |
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858 struct cgraph_asm_node *can; |
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859 static bool asm_nodes_output = false; |
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860 |
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861 if (flag_wpa) |
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862 output_cgraph_opt_summary (set); |
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863 |
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864 ob = lto_create_simple_output_block (LTO_section_cgraph); |
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865 |
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866 output_profile_summary (ob); |
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867 |
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868 /* An encoder for cgraph nodes should have been created by |
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869 ipa_write_summaries_1. */ |
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870 gcc_assert (ob->decl_state->cgraph_node_encoder); |
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871 gcc_assert (ob->decl_state->varpool_node_encoder); |
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872 encoder = ob->decl_state->cgraph_node_encoder; |
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873 varpool_encoder = ob->decl_state->varpool_node_encoder; |
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874 |
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875 /* Write out the nodes. We must first output a node and then its clones, |
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876 otherwise at a time reading back the node there would be nothing to clone |
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877 from. */ |
55
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878 n_nodes = lto_cgraph_encoder_size (encoder); |
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879 for (i = 0; i < n_nodes; i++) |
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|
880 { |
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881 node = lto_cgraph_encoder_deref (encoder, i); |
63
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882 lto_output_node (ob, node, encoder, set, vset); |
55
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|
883 } |
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|
884 |
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885 /* Go over the nodes in SET again to write edges. */ |
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parents:
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|
886 for (csi = csi_start (set); !csi_end_p (csi); csi_next (&csi)) |
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|
887 { |
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|
888 node = csi_node (csi); |
63
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|
889 output_outgoing_cgraph_edges (node->callees, ob, encoder); |
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|
890 output_outgoing_cgraph_edges (node->indirect_calls, ob, encoder); |
55
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|
891 } |
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|
892 |
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|
893 lto_output_uleb128_stream (ob->main_stream, 0); |
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|
894 |
67
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|
895 /* Emit toplevel asms. |
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|
896 When doing WPA we must output every asm just once. Since we do not partition asm |
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diff
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|
897 nodes at all, output them to first output. This is kind of hack, but should work |
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|
898 well. */ |
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diff
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|
899 if (!asm_nodes_output) |
55
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|
900 { |
67
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diff
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|
901 asm_nodes_output = true; |
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|
902 for (can = cgraph_asm_nodes; can; can = can->next) |
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|
903 { |
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|
904 int len = TREE_STRING_LENGTH (can->asm_str); |
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|
905 lto_output_uleb128_stream (ob->main_stream, len); |
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|
906 for (i = 0; i < len; ++i) |
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|
907 lto_output_1_stream (ob->main_stream, |
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|
908 TREE_STRING_POINTER (can->asm_str)[i]); |
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|
909 } |
55
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|
910 } |
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|
911 |
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|
912 lto_output_uleb128_stream (ob->main_stream, 0); |
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|
913 |
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|
914 lto_destroy_simple_output_block (ob); |
63
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915 output_varpool (set, vset); |
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|
916 output_refs (set, vset, encoder, varpool_encoder); |
55
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917 } |
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|
918 |
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919 /* Overwrite the information in NODE based on FILE_DATA, TAG, FLAGS, |
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920 STACK_SIZE, SELF_TIME and SELF_SIZE. This is called either to initialize |
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changeset
|
921 NODE or to replace the values in it, for instance because the first |
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|
922 time we saw it, the function body was not available but now it |
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|
923 is. BP is a bitpack with all the bitflags for NODE read from the |
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924 stream. */ |
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|
925 |
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|
926 static void |
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changeset
|
927 input_overwrite_node (struct lto_file_decl_data *file_data, |
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changeset
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928 struct cgraph_node *node, |
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|
929 enum LTO_cgraph_tags tag, |
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|
930 struct bitpack_d *bp, |
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|
931 unsigned int stack_size, |
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|
932 unsigned int self_time, |
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update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
933 unsigned int time_inlining_benefit, |
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update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
934 unsigned int self_size, |
67
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63
diff
changeset
|
935 unsigned int size_inlining_benefit, |
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diff
changeset
|
936 enum ld_plugin_symbol_resolution resolution) |
55
77e2b8dfacca
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parents:
diff
changeset
|
937 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
938 node->aux = (void *) tag; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
939 node->local.inline_summary.estimated_self_stack_size = stack_size; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
940 node->local.inline_summary.self_time = self_time; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
941 node->local.inline_summary.time_inlining_benefit = time_inlining_benefit; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
942 node->local.inline_summary.self_size = self_size; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
943 node->local.inline_summary.size_inlining_benefit = size_inlining_benefit; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
944 node->global.time = self_time; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
diff
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|
945 node->global.size = self_size; |
63
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parents:
55
diff
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|
946 node->global.estimated_stack_size = stack_size; |
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parents:
55
diff
changeset
|
947 node->global.estimated_growth = INT_MIN; |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
948 node->local.lto_file_data = file_data; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
949 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
950 node->local.local = bp_unpack_value (bp, 1); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
951 node->local.externally_visible = bp_unpack_value (bp, 1); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
952 node->local.finalized = bp_unpack_value (bp, 1); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
diff
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|
953 node->local.inlinable = bp_unpack_value (bp, 1); |
63
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update gcc from gcc-4.5.0 to gcc-4.6
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55
diff
changeset
|
954 node->local.versionable = bp_unpack_value (bp, 1); |
67
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63
diff
changeset
|
955 node->local.can_change_signature = bp_unpack_value (bp, 1); |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
956 node->local.disregard_inline_limits = bp_unpack_value (bp, 1); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
957 node->local.redefined_extern_inline = bp_unpack_value (bp, 1); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
958 node->local.vtable_method = bp_unpack_value (bp, 1); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
959 node->needed = bp_unpack_value (bp, 1); |
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update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
960 node->address_taken = bp_unpack_value (bp, 1); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
961 node->abstract_and_needed = bp_unpack_value (bp, 1); |
63
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parents:
55
diff
changeset
|
962 node->reachable_from_other_partition = bp_unpack_value (bp, 1); |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
963 node->lowered = bp_unpack_value (bp, 1); |
63
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parents:
55
diff
changeset
|
964 node->analyzed = tag == LTO_cgraph_analyzed_node; |
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parents:
55
diff
changeset
|
965 node->in_other_partition = bp_unpack_value (bp, 1); |
67
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diff
changeset
|
966 if (node->in_other_partition |
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diff
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|
967 /* Avoid updating decl when we are seeing just inline clone. |
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diff
changeset
|
968 When inlining function that has functions already inlined into it, |
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diff
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|
969 we produce clones of inline clones. |
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diff
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|
970 |
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diff
changeset
|
971 WPA partitioning might put each clone into different unit and |
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diff
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|
972 we might end up streaming inline clone from other partition |
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diff
changeset
|
973 to support clone we are interested in. */ |
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diff
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|
974 && (!node->clone_of |
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diff
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|
975 || node->clone_of->decl != node->decl)) |
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diff
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|
976 { |
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diff
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|
977 DECL_EXTERNAL (node->decl) = 1; |
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diff
changeset
|
978 TREE_STATIC (node->decl) = 0; |
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diff
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|
979 } |
55
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|
980 node->alias = bp_unpack_value (bp, 1); |
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parents:
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changeset
|
981 node->finalized_by_frontend = bp_unpack_value (bp, 1); |
63
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diff
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|
982 node->frequency = (enum node_frequency)bp_unpack_value (bp, 2); |
67
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diff
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|
983 node->only_called_at_startup = bp_unpack_value (bp, 1); |
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diff
changeset
|
984 node->only_called_at_exit = bp_unpack_value (bp, 1); |
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diff
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|
985 node->resolution = resolution; |
55
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parents:
diff
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|
986 } |
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|
987 |
63
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diff
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|
988 /* Output the part of the cgraph in SET. */ |
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parents:
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diff
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|
989 |
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diff
changeset
|
990 static void |
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55
diff
changeset
|
991 output_varpool (cgraph_node_set set, varpool_node_set vset) |
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diff
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|
992 { |
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diff
changeset
|
993 struct lto_simple_output_block *ob = lto_create_simple_output_block (LTO_section_varpool); |
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parents:
55
diff
changeset
|
994 lto_varpool_encoder_t varpool_encoder = ob->decl_state->varpool_node_encoder; |
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parents:
55
diff
changeset
|
995 int len = lto_varpool_encoder_size (varpool_encoder), i; |
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diff
changeset
|
996 |
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diff
changeset
|
997 lto_output_uleb128_stream (ob->main_stream, len); |
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diff
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|
998 |
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diff
changeset
|
999 /* Write out the nodes. We must first output a node and then its clones, |
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55
diff
changeset
|
1000 otherwise at a time reading back the node there would be nothing to clone |
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diff
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|
1001 from. */ |
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diff
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|
1002 for (i = 0; i < len; i++) |
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parents:
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diff
changeset
|
1003 { |
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diff
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|
1004 lto_output_varpool_node (ob, lto_varpool_encoder_deref (varpool_encoder, i), |
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diff
changeset
|
1005 varpool_encoder, |
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diff
changeset
|
1006 set, vset); |
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diff
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|
1007 } |
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|
1008 |
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diff
changeset
|
1009 lto_destroy_simple_output_block (ob); |
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|
1010 } |
55
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|
1011 |
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changeset
|
1012 /* Read a node from input_block IB. TAG is the node's tag just read. |
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|
1013 Return the node read or overwriten. */ |
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|
1014 |
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parents:
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changeset
|
1015 static struct cgraph_node * |
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|
1016 input_node (struct lto_file_decl_data *file_data, |
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1017 struct lto_input_block *ib, |
63
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|
1018 enum LTO_cgraph_tags tag, |
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1019 VEC(cgraph_node_ptr, heap) *nodes) |
55
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|
1020 { |
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|
1021 tree fn_decl; |
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parents:
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|
1022 struct cgraph_node *node; |
67
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1023 struct bitpack_d bp; |
55
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|
1024 int stack_size = 0; |
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|
1025 unsigned decl_index; |
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parents:
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|
1026 int ref = LCC_NOT_FOUND, ref2 = LCC_NOT_FOUND; |
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1027 int self_time = 0; |
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|
1028 int self_size = 0; |
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1029 int time_inlining_benefit = 0; |
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1030 int size_inlining_benefit = 0; |
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|
1031 unsigned long same_body_count = 0; |
63
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55
diff
changeset
|
1032 int clone_ref; |
67
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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63
diff
changeset
|
1033 enum ld_plugin_symbol_resolution resolution; |
55
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parents:
diff
changeset
|
1034 |
63
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1035 clone_ref = lto_input_sleb128 (ib); |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
1036 |
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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 decl_index = lto_input_uleb128 (ib); |
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parents:
diff
changeset
|
1038 fn_decl = lto_file_decl_data_get_fn_decl (file_data, decl_index); |
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parents:
diff
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|
1039 |
63
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55
diff
changeset
|
1040 if (clone_ref != LCC_NOT_FOUND) |
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parents:
55
diff
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|
1041 { |
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parents:
55
diff
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|
1042 node = cgraph_clone_node (VEC_index (cgraph_node_ptr, nodes, clone_ref), fn_decl, |
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1043 0, CGRAPH_FREQ_BASE, 0, false, NULL); |
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55
diff
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|
1044 } |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
diff
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|
1045 else |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1046 node = cgraph_node (fn_decl); |
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parents:
diff
changeset
|
1047 |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1048 node->count = lto_input_sleb128 (ib); |
67
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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63
diff
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|
1049 node->count_materialization_scale = lto_input_sleb128 (ib); |
55
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update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
1050 |
63
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
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|
1051 if (tag == LTO_cgraph_analyzed_node) |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
1052 { |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1053 stack_size = lto_input_sleb128 (ib); |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1054 self_size = lto_input_sleb128 (ib); |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1055 size_inlining_benefit = lto_input_sleb128 (ib); |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1056 self_time = lto_input_sleb128 (ib); |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
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|
1057 time_inlining_benefit = lto_input_sleb128 (ib); |
63
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55
diff
changeset
|
1058 |
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55
diff
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|
1059 ref = lto_input_sleb128 (ib); |
55
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diff
changeset
|
1060 } |
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update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
1061 |
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parents:
diff
changeset
|
1062 ref2 = lto_input_sleb128 (ib); |
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update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
1063 |
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parents:
diff
changeset
|
1064 /* Make sure that we have not read this node before. Nodes that |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1065 have already been read will have their tag stored in the 'aux' |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1066 field. Since built-in functions can be referenced in multiple |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1067 functions, they are expected to be read more than once. */ |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1068 if (node->aux && !DECL_IS_BUILTIN (node->decl)) |
77e2b8dfacca
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1069 internal_error ("bytecode stream: found multiple instances of cgraph " |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1070 "node %d", node->uid); |
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parents:
diff
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|
1071 |
67
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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diff
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|
1072 bp = lto_input_bitpack (ib); |
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diff
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|
1073 resolution = (enum ld_plugin_symbol_resolution)lto_input_uleb128 (ib); |
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63
diff
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|
1074 input_overwrite_node (file_data, node, tag, &bp, stack_size, self_time, |
55
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parents:
diff
changeset
|
1075 time_inlining_benefit, self_size, |
67
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diff
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|
1076 size_inlining_benefit, resolution); |
55
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parents:
diff
changeset
|
1077 |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1078 /* Store a reference for now, and fix up later to be a pointer. */ |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1079 node->global.inlined_to = (cgraph_node_ptr) (intptr_t) ref; |
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parents:
diff
changeset
|
1080 |
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parents:
diff
changeset
|
1081 /* Store a reference for now, and fix up later to be a pointer. */ |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1082 node->same_comdat_group = (cgraph_node_ptr) (intptr_t) ref2; |
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parents:
diff
changeset
|
1083 |
67
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63
diff
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|
1084 same_body_count = lto_input_uleb128 (ib); |
55
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parents:
diff
changeset
|
1085 while (same_body_count-- > 0) |
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parents:
diff
changeset
|
1086 { |
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parents:
diff
changeset
|
1087 tree alias_decl; |
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parents:
diff
changeset
|
1088 int type; |
67
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diff
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|
1089 struct cgraph_node *alias; |
55
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parents:
diff
changeset
|
1090 decl_index = lto_input_uleb128 (ib); |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1091 alias_decl = lto_file_decl_data_get_fn_decl (file_data, decl_index); |
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parents:
diff
changeset
|
1092 type = lto_input_uleb128 (ib); |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1093 if (!type) |
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parents:
diff
changeset
|
1094 { |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1095 tree real_alias; |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1096 decl_index = lto_input_uleb128 (ib); |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1097 real_alias = lto_file_decl_data_get_fn_decl (file_data, decl_index); |
67
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63
diff
changeset
|
1098 alias = cgraph_same_body_alias (node, alias_decl, real_alias); |
55
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parents:
diff
changeset
|
1099 } |
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parents:
diff
changeset
|
1100 else |
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parents:
diff
changeset
|
1101 { |
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parents:
diff
changeset
|
1102 HOST_WIDE_INT fixed_offset = lto_input_uleb128 (ib); |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1103 HOST_WIDE_INT virtual_value = lto_input_uleb128 (ib); |
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parents:
diff
changeset
|
1104 tree real_alias; |
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parents:
diff
changeset
|
1105 decl_index = lto_input_uleb128 (ib); |
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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changeset
|
1106 real_alias = lto_file_decl_data_get_fn_decl (file_data, decl_index); |
67
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diff
changeset
|
1107 alias = cgraph_add_thunk (node, alias_decl, fn_decl, type & 2, fixed_offset, |
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changeset
|
1108 virtual_value, |
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changeset
|
1109 (type & 4) ? size_int (virtual_value) : NULL_TREE, |
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diff
changeset
|
1110 real_alias); |
55
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parents:
diff
changeset
|
1111 } |
67
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diff
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|
1112 gcc_assert (alias); |
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|
1113 alias->resolution = (enum ld_plugin_symbol_resolution)lto_input_uleb128 (ib); |
55
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parents:
diff
changeset
|
1114 } |
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parents:
diff
changeset
|
1115 return node; |
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parents:
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changeset
|
1116 } |
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parents:
diff
changeset
|
1117 |
63
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55
diff
changeset
|
1118 /* Read a node from input_block IB. TAG is the node's tag just read. |
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diff
changeset
|
1119 Return the node read or overwriten. */ |
55
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parents:
diff
changeset
|
1120 |
63
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55
diff
changeset
|
1121 static struct varpool_node * |
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parents:
55
diff
changeset
|
1122 input_varpool_node (struct lto_file_decl_data *file_data, |
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55
diff
changeset
|
1123 struct lto_input_block *ib) |
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diff
changeset
|
1124 { |
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changeset
|
1125 int decl_index; |
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diff
changeset
|
1126 tree var_decl; |
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55
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changeset
|
1127 struct varpool_node *node; |
67
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changeset
|
1128 struct bitpack_d bp; |
63
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55
diff
changeset
|
1129 bool aliases_p; |
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changeset
|
1130 int count; |
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55
diff
changeset
|
1131 int ref = LCC_NOT_FOUND; |
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diff
changeset
|
1132 |
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55
diff
changeset
|
1133 decl_index = lto_input_uleb128 (ib); |
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1134 var_decl = lto_file_decl_data_get_var_decl (file_data, decl_index); |
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1135 node = varpool_node (var_decl); |
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1136 node->lto_file_data = file_data; |
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1137 |
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1138 bp = lto_input_bitpack (ib); |
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1139 node->externally_visible = bp_unpack_value (&bp, 1); |
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1140 node->force_output = bp_unpack_value (&bp, 1); |
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1141 node->finalized = bp_unpack_value (&bp, 1); |
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1142 node->alias = bp_unpack_value (&bp, 1); |
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1143 node->analyzed = node->finalized; |
67
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1144 node->used_from_other_partition = bp_unpack_value (&bp, 1); |
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1145 node->in_other_partition = bp_unpack_value (&bp, 1); |
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1146 if (node->in_other_partition) |
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1147 { |
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1148 DECL_EXTERNAL (node->decl) = 1; |
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1149 TREE_STATIC (node->decl) = 0; |
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1150 } |
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1151 aliases_p = bp_unpack_value (&bp, 1); |
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1152 if (node->finalized) |
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1153 varpool_mark_needed_node (node); |
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1154 ref = lto_input_sleb128 (ib); |
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1155 /* Store a reference for now, and fix up later to be a pointer. */ |
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1156 node->same_comdat_group = (struct varpool_node *) (intptr_t) ref; |
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1157 node->resolution = (enum ld_plugin_symbol_resolution)lto_input_uleb128 (ib); |
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1158 if (aliases_p) |
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1159 { |
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1160 count = lto_input_uleb128 (ib); |
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1161 for (; count > 0; count --) |
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1162 { |
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1163 tree decl = lto_file_decl_data_get_var_decl (file_data, |
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1164 lto_input_uleb128 (ib)); |
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1165 struct varpool_node *alias; |
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1166 alias = varpool_extra_name_alias (decl, var_decl); |
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1167 alias->resolution = (enum ld_plugin_symbol_resolution)lto_input_uleb128 (ib); |
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1168 } |
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1169 } |
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1170 return node; |
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1171 } |
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1172 |
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1173 /* Read a node from input_block IB. TAG is the node's tag just read. |
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1174 Return the node read or overwriten. */ |
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1175 |
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1176 static void |
63
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1177 input_ref (struct lto_input_block *ib, |
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1178 struct cgraph_node *refering_node, |
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1179 struct varpool_node *refering_varpool_node, |
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1180 VEC(cgraph_node_ptr, heap) *nodes, |
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1181 VEC(varpool_node_ptr, heap) *varpool_nodes) |
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1182 { |
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1183 struct cgraph_node *node = NULL; |
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1184 struct varpool_node *varpool_node = NULL; |
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1185 struct bitpack_d bp; |
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1186 enum ipa_ref_type type; |
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1187 enum ipa_ref_use use; |
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1188 |
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1189 bp = lto_input_bitpack (ib); |
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1190 type = (enum ipa_ref_type) bp_unpack_value (&bp, 1); |
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1191 use = (enum ipa_ref_use) bp_unpack_value (&bp, 2); |
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1192 if (type == IPA_REF_CGRAPH) |
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1193 node = VEC_index (cgraph_node_ptr, nodes, lto_input_sleb128 (ib)); |
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1194 else |
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1195 varpool_node = VEC_index (varpool_node_ptr, varpool_nodes, lto_input_sleb128 (ib)); |
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1196 ipa_record_reference (refering_node, refering_varpool_node, |
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1197 node, varpool_node, use, NULL); |
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1198 } |
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1199 |
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1200 /* Read an edge from IB. NODES points to a vector of previously read nodes for |
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1201 decoding caller and callee of the edge to be read. If INDIRECT is true, the |
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1202 edge being read is indirect (in the sense that it has |
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1203 indirect_unknown_callee set). */ |
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1204 |
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1205 static void |
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1206 input_edge (struct lto_input_block *ib, VEC(cgraph_node_ptr, heap) *nodes, |
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1207 bool indirect) |
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1208 { |
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1209 struct cgraph_node *caller, *callee; |
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1210 struct cgraph_edge *edge; |
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1211 unsigned int stmt_id; |
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1212 gcov_type count; |
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1213 int freq; |
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1214 unsigned int nest; |
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1215 cgraph_inline_failed_t inline_failed; |
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1216 struct bitpack_d bp; |
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1217 int ecf_flags = 0; |
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1218 |
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1219 caller = VEC_index (cgraph_node_ptr, nodes, lto_input_sleb128 (ib)); |
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1220 if (caller == NULL || caller->decl == NULL_TREE) |
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1221 internal_error ("bytecode stream: no caller found while reading edge"); |
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1222 |
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1223 if (!indirect) |
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1224 { |
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1225 callee = VEC_index (cgraph_node_ptr, nodes, lto_input_sleb128 (ib)); |
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1226 if (callee == NULL || callee->decl == NULL_TREE) |
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1227 internal_error ("bytecode stream: no callee found while reading edge"); |
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1228 } |
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1229 else |
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1230 callee = NULL; |
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1231 |
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changeset
|
1232 count = (gcov_type) lto_input_sleb128 (ib); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1233 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1234 bp = lto_input_bitpack (ib); |
67
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update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1235 stmt_id = (unsigned int) bp_unpack_value (&bp, HOST_BITS_PER_INT); |
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update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1236 inline_failed = (cgraph_inline_failed_t) bp_unpack_value (&bp, |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1237 HOST_BITS_PER_INT); |
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
|
1238 freq = (int) bp_unpack_value (&bp, HOST_BITS_PER_INT); |
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update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1239 nest = (unsigned) bp_unpack_value (&bp, 30); |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1240 |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1241 if (indirect) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1242 edge = cgraph_create_indirect_edge (caller, NULL, 0, count, freq, nest); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1243 else |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1244 edge = cgraph_create_edge (caller, callee, NULL, count, freq, nest); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1245 |
67
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1246 edge->indirect_inlining_edge = bp_unpack_value (&bp, 1); |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1247 edge->lto_stmt_uid = stmt_id; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1248 edge->inline_failed = inline_failed; |
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
|
1249 edge->call_stmt_cannot_inline_p = bp_unpack_value (&bp, 1); |
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
|
1250 edge->can_throw_external = bp_unpack_value (&bp, 1); |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1251 if (indirect) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1252 { |
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
|
1253 if (bp_unpack_value (&bp, 1)) |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1254 ecf_flags |= ECF_CONST; |
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
|
1255 if (bp_unpack_value (&bp, 1)) |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1256 ecf_flags |= ECF_PURE; |
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
|
1257 if (bp_unpack_value (&bp, 1)) |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1258 ecf_flags |= ECF_NORETURN; |
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
|
1259 if (bp_unpack_value (&bp, 1)) |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1260 ecf_flags |= ECF_MALLOC; |
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
|
1261 if (bp_unpack_value (&bp, 1)) |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1262 ecf_flags |= ECF_NOTHROW; |
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
|
1263 if (bp_unpack_value (&bp, 1)) |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1264 ecf_flags |= ECF_RETURNS_TWICE; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1265 edge->indirect_info->ecf_flags = ecf_flags; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1266 } |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1267 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1268 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1269 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1270 /* Read a cgraph from IB using the info in FILE_DATA. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1271 |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1272 static VEC(cgraph_node_ptr, heap) * |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1273 input_cgraph_1 (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
|
1274 struct lto_input_block *ib) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1275 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1276 enum LTO_cgraph_tags tag; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1277 VEC(cgraph_node_ptr, heap) *nodes = NULL; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1278 struct cgraph_node *node; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1279 unsigned i; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1280 unsigned HOST_WIDE_INT len; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1281 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1282 tag = (enum LTO_cgraph_tags) lto_input_uleb128 (ib); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1283 while (tag) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1284 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1285 if (tag == LTO_cgraph_edge) |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1286 input_edge (ib, nodes, false); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1287 else if (tag == LTO_cgraph_indirect_edge) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1288 input_edge (ib, nodes, true); |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1289 else |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1290 { |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1291 node = input_node (file_data, ib, tag,nodes); |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1292 if (node == NULL || node->decl == NULL_TREE) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1293 internal_error ("bytecode stream: found empty cgraph node"); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1294 VEC_safe_push (cgraph_node_ptr, heap, nodes, node); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1295 lto_cgraph_encoder_encode (file_data->cgraph_node_encoder, node); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1296 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1297 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1298 tag = (enum LTO_cgraph_tags) lto_input_uleb128 (ib); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1299 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1300 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1301 /* Input toplevel asms. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1302 len = lto_input_uleb128 (ib); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1303 while (len) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1304 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1305 char *str = (char *)xmalloc (len + 1); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1306 for (i = 0; i < len; ++i) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1307 str[i] = lto_input_1_unsigned (ib); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1308 cgraph_add_asm_node (build_string (len, str)); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1309 free (str); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1310 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1311 len = lto_input_uleb128 (ib); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1312 } |
67
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1313 /* AUX pointers should be all non-zero for nodes read from the stream. */ |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1314 #ifdef ENABLE_CHECKING |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1315 FOR_EACH_VEC_ELT (cgraph_node_ptr, nodes, i, node) |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1316 gcc_assert (node->aux); |
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1317 #endif |
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1318 FOR_EACH_VEC_ELT (cgraph_node_ptr, nodes, i, node) |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1319 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1320 int ref = (int) (intptr_t) node->global.inlined_to; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1321 |
67
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1322 /* We share declaration of builtins, so we may read same node twice. */ |
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1323 if (!node->aux) |
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1324 continue; |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1325 node->aux = NULL; |
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1326 |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1327 /* Fixup inlined_to from reference to pointer. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1328 if (ref != LCC_NOT_FOUND) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1329 node->global.inlined_to = VEC_index (cgraph_node_ptr, nodes, ref); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1330 else |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1331 node->global.inlined_to = NULL; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1332 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
1333 ref = (int) (intptr_t) node->same_comdat_group; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1334 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1335 /* Fixup same_comdat_group from reference to pointer. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1336 if (ref != LCC_NOT_FOUND) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1337 node->same_comdat_group = VEC_index (cgraph_node_ptr, nodes, ref); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
1338 else |
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update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
1339 node->same_comdat_group = NULL; |
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parents:
diff
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|
1340 } |
67
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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63
diff
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|
1341 FOR_EACH_VEC_ELT (cgraph_node_ptr, nodes, i, node) |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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63
diff
changeset
|
1342 node->aux = (void *)1; |
63
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55
diff
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|
1343 return nodes; |
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parents:
55
diff
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|
1344 } |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
diff
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|
1345 |
63
b7f97abdc517
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55
diff
changeset
|
1346 /* Read a varpool from IB using the info in FILE_DATA. */ |
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parents:
55
diff
changeset
|
1347 |
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parents:
55
diff
changeset
|
1348 static VEC(varpool_node_ptr, heap) * |
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1349 input_varpool_1 (struct lto_file_decl_data *file_data, |
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parents:
55
diff
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|
1350 struct lto_input_block *ib) |
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update gcc from gcc-4.5.0 to gcc-4.6
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55
diff
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|
1351 { |
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
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|
1352 unsigned HOST_WIDE_INT len; |
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1353 VEC(varpool_node_ptr, heap) *varpool = NULL; |
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1354 int i; |
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1355 struct varpool_node *node; |
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1356 |
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update gcc from gcc-4.5.0 to gcc-4.6
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55
diff
changeset
|
1357 len = lto_input_uleb128 (ib); |
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1358 while (len) |
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update gcc from gcc-4.5.0 to gcc-4.6
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55
diff
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|
1359 { |
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1360 VEC_safe_push (varpool_node_ptr, heap, varpool, |
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parents:
55
diff
changeset
|
1361 input_varpool_node (file_data, ib)); |
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1362 len--; |
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parents:
55
diff
changeset
|
1363 } |
67
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1364 #ifdef ENABLE_CHECKING |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1365 FOR_EACH_VEC_ELT (varpool_node_ptr, varpool, i, node) |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1366 gcc_assert (!node->aux); |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1367 #endif |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1368 FOR_EACH_VEC_ELT (varpool_node_ptr, varpool, i, node) |
63
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parents:
55
diff
changeset
|
1369 { |
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parents:
55
diff
changeset
|
1370 int ref = (int) (intptr_t) node->same_comdat_group; |
67
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1371 /* We share declaration of builtins, so we may read same node twice. */ |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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63
diff
changeset
|
1372 if (node->aux) |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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63
diff
changeset
|
1373 continue; |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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63
diff
changeset
|
1374 node->aux = (void *)1; |
63
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55
diff
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|
1375 |
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55
diff
changeset
|
1376 /* Fixup same_comdat_group from reference to pointer. */ |
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55
diff
changeset
|
1377 if (ref != LCC_NOT_FOUND) |
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parents:
55
diff
changeset
|
1378 node->same_comdat_group = VEC_index (varpool_node_ptr, varpool, ref); |
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parents:
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diff
changeset
|
1379 else |
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55
diff
changeset
|
1380 node->same_comdat_group = NULL; |
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55
diff
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|
1381 } |
67
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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63
diff
changeset
|
1382 FOR_EACH_VEC_ELT (varpool_node_ptr, varpool, i, node) |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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63
diff
changeset
|
1383 node->aux = NULL; |
63
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parents:
55
diff
changeset
|
1384 return varpool; |
55
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parents:
diff
changeset
|
1385 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
1386 |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1387 /* Input ipa_refs. */ |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1388 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1389 static void |
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1390 input_refs (struct lto_input_block *ib, |
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1391 VEC(cgraph_node_ptr, heap) *nodes, |
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1392 VEC(varpool_node_ptr, heap) *varpool) |
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parents:
55
diff
changeset
|
1393 { |
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1394 int count; |
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parents:
55
diff
changeset
|
1395 int idx; |
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1396 while (true) |
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1397 { |
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1398 struct cgraph_node *node; |
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1399 count = lto_input_uleb128 (ib); |
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1400 if (!count) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1401 break; |
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parents:
55
diff
changeset
|
1402 idx = lto_input_uleb128 (ib); |
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update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1403 node = VEC_index (cgraph_node_ptr, nodes, idx); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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55
diff
changeset
|
1404 while (count) |
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55
diff
changeset
|
1405 { |
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update gcc from gcc-4.5.0 to gcc-4.6
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55
diff
changeset
|
1406 input_ref (ib, node, NULL, nodes, varpool); |
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parents:
55
diff
changeset
|
1407 count--; |
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parents:
55
diff
changeset
|
1408 } |
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parents:
55
diff
changeset
|
1409 } |
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update gcc from gcc-4.5.0 to gcc-4.6
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55
diff
changeset
|
1410 while (true) |
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parents:
55
diff
changeset
|
1411 { |
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parents:
55
diff
changeset
|
1412 struct varpool_node *node; |
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55
diff
changeset
|
1413 count = lto_input_uleb128 (ib); |
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diff
changeset
|
1414 if (!count) |
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diff
changeset
|
1415 break; |
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diff
changeset
|
1416 node = VEC_index (varpool_node_ptr, varpool, lto_input_uleb128 (ib)); |
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diff
changeset
|
1417 while (count) |
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55
diff
changeset
|
1418 { |
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55
diff
changeset
|
1419 input_ref (ib, NULL, node, nodes, varpool); |
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changeset
|
1420 count--; |
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changeset
|
1421 } |
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|
1422 } |
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|
1423 } |
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diff
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|
1424 |
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diff
changeset
|
1425 |
55
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parents:
diff
changeset
|
1426 static struct gcov_ctr_summary lto_gcov_summary; |
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parents:
diff
changeset
|
1427 |
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parents:
diff
changeset
|
1428 /* Input profile_info from IB. */ |
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changeset
|
1429 static void |
67
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|
1430 input_profile_summary (struct lto_input_block *ib, |
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|
1431 struct lto_file_decl_data *file_data) |
55
77e2b8dfacca
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diff
changeset
|
1432 { |
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parents:
diff
changeset
|
1433 unsigned int runs = lto_input_uleb128 (ib); |
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parents:
diff
changeset
|
1434 if (runs) |
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diff
changeset
|
1435 { |
67
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1436 file_data->profile_info.runs = runs; |
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1437 file_data->profile_info.sum_max = lto_input_uleb128 (ib); |
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1438 } |
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1439 |
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1440 } |
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1441 |
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1442 /* Rescale profile summaries to the same number of runs in the whole unit. */ |
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1443 |
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1444 static void |
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1445 merge_profile_summaries (struct lto_file_decl_data **file_data_vec) |
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1446 { |
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1447 struct lto_file_decl_data *file_data; |
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1448 unsigned int j; |
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1449 gcov_unsigned_t max_runs = 0; |
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1450 struct cgraph_node *node; |
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1451 struct cgraph_edge *edge; |
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1452 |
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1453 /* Find unit with maximal number of runs. If we ever get serious about |
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1454 roundoff errors, we might also consider computing smallest common |
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1455 multiply. */ |
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1456 for (j = 0; (file_data = file_data_vec[j]) != NULL; j++) |
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1457 if (max_runs < file_data->profile_info.runs) |
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1458 max_runs = file_data->profile_info.runs; |
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1459 |
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1460 if (!max_runs) |
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1461 return; |
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1462 |
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1463 /* Simple overflow check. We probably don't need to support that many train |
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1464 runs. Such a large value probably imply data corruption anyway. */ |
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1465 if (max_runs > INT_MAX / REG_BR_PROB_BASE) |
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1466 { |
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1467 sorry ("At most %i profile runs is supported. Perhaps corrupted profile?", |
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1468 INT_MAX / REG_BR_PROB_BASE); |
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1469 return; |
55
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1470 } |
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1471 |
67
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1472 profile_info = <o_gcov_summary; |
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1473 lto_gcov_summary.runs = max_runs; |
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1474 lto_gcov_summary.sum_max = 0; |
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1475 |
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1476 /* Rescale all units to the maximal number of runs. |
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1477 sum_max can not be easily merged, as we have no idea what files come from |
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1478 the same run. We do not use the info anyway, so leave it 0. */ |
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1479 for (j = 0; (file_data = file_data_vec[j]) != NULL; j++) |
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1480 if (file_data->profile_info.runs) |
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1481 { |
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1482 int scale = ((REG_BR_PROB_BASE * max_runs |
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1483 + file_data->profile_info.runs / 2) |
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1484 / file_data->profile_info.runs); |
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1485 lto_gcov_summary.sum_max = MAX (lto_gcov_summary.sum_max, |
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1486 (file_data->profile_info.sum_max |
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1487 * scale |
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1488 + REG_BR_PROB_BASE / 2) |
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1489 / REG_BR_PROB_BASE); |
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1490 } |
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1491 |
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1492 /* Watch roundoff errors. */ |
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1493 if (lto_gcov_summary.sum_max < max_runs) |
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1494 lto_gcov_summary.sum_max = max_runs; |
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1495 |
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1496 /* If merging already happent at WPA time, we are done. */ |
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1497 if (flag_ltrans) |
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1498 return; |
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1499 |
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1500 /* Now compute count_materialization_scale of each node. |
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1501 During LTRANS we already have values of count_materialization_scale |
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1502 computed, so just update them. */ |
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1503 for (node = cgraph_nodes; node; node = node->next) |
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1504 if (node->local.lto_file_data->profile_info.runs) |
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1505 { |
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1506 int scale; |
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1507 |
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1508 scale = |
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1509 ((node->count_materialization_scale * max_runs |
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1510 + node->local.lto_file_data->profile_info.runs / 2) |
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1511 / node->local.lto_file_data->profile_info.runs); |
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1512 node->count_materialization_scale = scale; |
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1513 if (scale < 0) |
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1514 fatal_error ("Profile information in %s corrupted", |
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1515 file_data->file_name); |
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1516 |
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1517 if (scale == REG_BR_PROB_BASE) |
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1518 continue; |
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1519 for (edge = node->callees; edge; edge = edge->next_callee) |
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1520 edge->count = ((edge->count * scale + REG_BR_PROB_BASE / 2) |
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1521 / REG_BR_PROB_BASE); |
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1522 node->count = ((node->count * scale + REG_BR_PROB_BASE / 2) |
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1523 / REG_BR_PROB_BASE); |
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1524 } |
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1525 } |
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1526 |
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1527 /* Input and merge the cgraph from each of the .o files passed to |
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1528 lto1. */ |
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update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1529 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1530 void |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1531 input_cgraph (void) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1532 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1533 struct lto_file_decl_data **file_data_vec = lto_get_file_decl_data (); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1534 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
|
1535 unsigned int j = 0; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1536 struct cgraph_node *node; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1537 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1538 while ((file_data = file_data_vec[j++])) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1539 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1540 const char *data; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1541 size_t len; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1542 struct lto_input_block *ib; |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1543 VEC(cgraph_node_ptr, heap) *nodes; |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1544 VEC(varpool_node_ptr, heap) *varpool; |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1545 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1546 ib = lto_create_simple_input_block (file_data, LTO_section_cgraph, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1547 &data, &len); |
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
|
1548 if (!ib) |
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update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1549 fatal_error ("cannot find LTO cgraph in %s", file_data->file_name); |
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update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1550 input_profile_summary (ib, file_data); |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1551 file_data->cgraph_node_encoder = lto_cgraph_encoder_new (); |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1552 nodes = input_cgraph_1 (file_data, ib); |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1553 lto_destroy_simple_input_block (file_data, LTO_section_cgraph, |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1554 ib, data, len); |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1555 |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1556 ib = lto_create_simple_input_block (file_data, LTO_section_varpool, |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1557 &data, &len); |
67
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update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1558 if (!ib) |
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
|
1559 fatal_error ("cannot find LTO varpool in %s", file_data->file_name); |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1560 varpool = input_varpool_1 (file_data, ib); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1561 lto_destroy_simple_input_block (file_data, LTO_section_varpool, |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1562 ib, data, len); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1563 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1564 ib = lto_create_simple_input_block (file_data, LTO_section_refs, |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1565 &data, &len); |
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
|
1566 if (!ib) |
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
|
1567 fatal_error("cannot find LTO section refs in %s", file_data->file_name); |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1568 input_refs (ib, nodes, varpool); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1569 lto_destroy_simple_input_block (file_data, LTO_section_refs, |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1570 ib, data, len); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1571 if (flag_ltrans) |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1572 input_cgraph_opt_summary (nodes); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1573 VEC_free (cgraph_node_ptr, heap, nodes); |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1574 VEC_free (varpool_node_ptr, heap, varpool); |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
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parents:
diff
changeset
|
1575 } |
67
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1576 merge_profile_summaries (file_data_vec); |
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update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1577 |
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1578 |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1579 /* Clear out the aux field that was used to store enough state to |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1580 tell which nodes should be overwritten. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1581 for (node = cgraph_nodes; node; node = node->next) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1582 { |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1583 /* Some nodes may have been created by cgraph_node. This |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1584 happens when the callgraph contains nested functions. If the |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1585 node for the parent function was never emitted to the gimple |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1586 file, cgraph_node will create a node for it when setting the |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1587 context of the nested function. */ |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1588 if (node->local.lto_file_data) |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1589 node->aux = NULL; |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1590 } |
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff
changeset
|
1591 } |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1592 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
1593 /* True when we need optimization summary for NODE. */ |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1594 |
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1595 static int |
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
|
1596 output_cgraph_opt_summary_p (struct cgraph_node *node, cgraph_node_set set) |
63
b7f97abdc517
update gcc from gcc-4.5.0 to gcc-4.6
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parents:
55
diff
changeset
|
1597 { |
67
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1598 struct cgraph_edge *e; |
f6334be47118
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
63
diff
changeset
|
1599 |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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63
diff
changeset
|
1600 if (cgraph_node_in_set_p (node, set)) |
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63
diff
changeset
|
1601 { |
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63
diff
changeset
|
1602 for (e = node->callees; e; e = e->next_callee) |
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
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63
diff
changeset
|
1603 if (e->indirect_info |
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diff
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|
1604 && e->indirect_info->thunk_delta != 0) |
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diff
changeset
|
1605 return true; |
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diff
changeset
|
1606 |
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63
diff
changeset
|
1607 for (e = node->indirect_calls; e; e = e->next_callee) |
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diff
changeset
|
1608 if (e->indirect_info->thunk_delta != 0) |
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diff
changeset
|
1609 return true; |
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diff
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|
1610 } |
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diff
changeset
|
1611 |
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diff
changeset
|
1612 return (node->clone_of |
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diff
changeset
|
1613 && (node->clone.tree_map |
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63
diff
changeset
|
1614 || node->clone.args_to_skip |
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diff
changeset
|
1615 || node->clone.combined_args_to_skip)); |
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diff
changeset
|
1616 } |
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diff
changeset
|
1617 |
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diff
changeset
|
1618 /* Output optimization summary for EDGE to OB. */ |
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diff
changeset
|
1619 static void |
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diff
changeset
|
1620 output_edge_opt_summary (struct output_block *ob, |
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63
diff
changeset
|
1621 struct cgraph_edge *edge) |
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diff
changeset
|
1622 { |
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diff
changeset
|
1623 if (edge->indirect_info) |
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diff
changeset
|
1624 lto_output_sleb128_stream (ob->main_stream, |
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changeset
|
1625 edge->indirect_info->thunk_delta); |
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diff
changeset
|
1626 else |
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63
diff
changeset
|
1627 lto_output_sleb128_stream (ob->main_stream, 0); |
63
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1628 } |
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1629 |
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1630 /* Output optimization summary for NODE to OB. */ |
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1631 |
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diff
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|
1632 static void |
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diff
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|
1633 output_node_opt_summary (struct output_block *ob, |
67
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|
1634 struct cgraph_node *node, |
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|
1635 cgraph_node_set set) |
63
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|
1636 { |
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diff
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|
1637 unsigned int index; |
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|
1638 bitmap_iterator bi; |
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|
1639 struct ipa_replace_map *map; |
67
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|
1640 struct bitpack_d bp; |
63
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|
1641 int i; |
67
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|
1642 struct cgraph_edge *e; |
63
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|
1643 |
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|
1644 lto_output_uleb128_stream (ob->main_stream, |
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|
1645 bitmap_count_bits (node->clone.args_to_skip)); |
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|
1646 EXECUTE_IF_SET_IN_BITMAP (node->clone.args_to_skip, 0, index, bi) |
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|
1647 lto_output_uleb128_stream (ob->main_stream, index); |
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|
1648 lto_output_uleb128_stream (ob->main_stream, |
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|
1649 bitmap_count_bits (node->clone.combined_args_to_skip)); |
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|
1650 EXECUTE_IF_SET_IN_BITMAP (node->clone.combined_args_to_skip, 0, index, bi) |
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|
1651 lto_output_uleb128_stream (ob->main_stream, index); |
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|
1652 lto_output_uleb128_stream (ob->main_stream, |
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|
1653 VEC_length (ipa_replace_map_p, node->clone.tree_map)); |
67
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|
1654 FOR_EACH_VEC_ELT (ipa_replace_map_p, node->clone.tree_map, i, map) |
63
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|
1655 { |
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|
1656 int parm_num; |
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|
1657 tree parm; |
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|
1658 |
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|
1659 for (parm_num = 0, parm = DECL_ARGUMENTS (node->decl); parm; |
67
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|
1660 parm = DECL_CHAIN (parm), parm_num++) |
63
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|
1661 if (map->old_tree == parm) |
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|
1662 break; |
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|
1663 /* At the moment we assume all old trees to be PARM_DECLs, because we have no |
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diff
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|
1664 mechanism to store function local declarations into summaries. */ |
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|
1665 gcc_assert (parm); |
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|
1666 lto_output_uleb128_stream (ob->main_stream, parm_num); |
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|
1667 lto_output_tree (ob, map->new_tree, true); |
67
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|
1668 bp = bitpack_create (ob->main_stream); |
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|
1669 bp_pack_value (&bp, map->replace_p, 1); |
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|
1670 bp_pack_value (&bp, map->ref_p, 1); |
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|
1671 lto_output_bitpack (&bp); |
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|
1672 } |
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|
1673 |
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|
1674 if (cgraph_node_in_set_p (node, set)) |
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|
1675 { |
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|
1676 for (e = node->callees; e; e = e->next_callee) |
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|
1677 output_edge_opt_summary (ob, e); |
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|
1678 for (e = node->indirect_calls; e; e = e->next_callee) |
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changeset
|
1679 output_edge_opt_summary (ob, e); |
63
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|
1680 } |
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|
1681 } |
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|
1682 |
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diff
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|
1683 /* Output optimization summaries stored in callgraph. |
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diff
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|
1684 At the moment it is the clone info structure. */ |
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|
1685 |
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|
1686 static void |
67
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|
1687 output_cgraph_opt_summary (cgraph_node_set set) |
63
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|
1688 { |
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|
1689 struct cgraph_node *node; |
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|
1690 int i, n_nodes; |
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|
1691 lto_cgraph_encoder_t encoder; |
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|
1692 struct output_block *ob = create_output_block (LTO_section_cgraph_opt_sum); |
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|
1693 unsigned count = 0; |
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|
1694 |
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|
1695 ob->cgraph_node = NULL; |
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|
1696 encoder = ob->decl_state->cgraph_node_encoder; |
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|
1697 n_nodes = lto_cgraph_encoder_size (encoder); |
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|
1698 for (i = 0; i < n_nodes; i++) |
67
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|
1699 if (output_cgraph_opt_summary_p (lto_cgraph_encoder_deref (encoder, i), |
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|
1700 set)) |
63
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|
1701 count++; |
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|
1702 lto_output_uleb128_stream (ob->main_stream, count); |
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|
1703 for (i = 0; i < n_nodes; i++) |
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|
1704 { |
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|
1705 node = lto_cgraph_encoder_deref (encoder, i); |
67
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|
1706 if (output_cgraph_opt_summary_p (node, set)) |
63
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|
1707 { |
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|
1708 lto_output_uleb128_stream (ob->main_stream, i); |
67
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|
1709 output_node_opt_summary (ob, node, set); |
63
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|
1710 } |
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|
1711 } |
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|
1712 produce_asm (ob, NULL); |
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changeset
|
1713 destroy_output_block (ob); |
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|
1714 } |
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|
1715 |
67
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|
1716 /* Input optimisation summary of EDGE. */ |
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|
1717 |
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|
1718 static void |
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|
1719 input_edge_opt_summary (struct cgraph_edge *edge, |
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|
1720 struct lto_input_block *ib_main) |
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|
1721 { |
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|
1722 HOST_WIDE_INT thunk_delta; |
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|
1723 thunk_delta = lto_input_sleb128 (ib_main); |
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|
1724 if (thunk_delta != 0) |
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1725 { |
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1726 gcc_assert (!edge->indirect_info); |
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1727 edge->indirect_info = cgraph_allocate_init_indirect_info (); |
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1728 edge->indirect_info->thunk_delta = thunk_delta; |
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1729 } |
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1730 } |
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1731 |
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|
1732 /* Input optimisation summary of NODE. */ |
63
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1733 |
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1734 static void |
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1735 input_node_opt_summary (struct cgraph_node *node, |
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1736 struct lto_input_block *ib_main, |
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1737 struct data_in *data_in) |
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1738 { |
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1739 int i; |
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1740 int count; |
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1741 int bit; |
67
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1742 struct bitpack_d bp; |
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1743 struct cgraph_edge *e; |
63
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1744 |
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1745 count = lto_input_uleb128 (ib_main); |
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1746 if (count) |
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1747 node->clone.args_to_skip = BITMAP_GGC_ALLOC (); |
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1748 for (i = 0; i < count; i++) |
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1749 { |
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1750 bit = lto_input_uleb128 (ib_main); |
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1751 bitmap_set_bit (node->clone.args_to_skip, bit); |
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1752 } |
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1753 count = lto_input_uleb128 (ib_main); |
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1754 if (count) |
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1755 node->clone.combined_args_to_skip = BITMAP_GGC_ALLOC (); |
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1756 for (i = 0; i < count; i++) |
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|
1757 { |
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1758 bit = lto_input_uleb128 (ib_main); |
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1759 bitmap_set_bit (node->clone.combined_args_to_skip, bit); |
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1760 } |
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1761 count = lto_input_uleb128 (ib_main); |
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1762 for (i = 0; i < count; i++) |
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|
1763 { |
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|
1764 int parm_num; |
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|
1765 tree parm; |
67
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|
1766 struct ipa_replace_map *map = ggc_alloc_ipa_replace_map (); |
63
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|
1767 |
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|
1768 VEC_safe_push (ipa_replace_map_p, gc, node->clone.tree_map, map); |
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|
1769 for (parm_num = 0, parm = DECL_ARGUMENTS (node->decl); parm_num; |
67
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1770 parm = DECL_CHAIN (parm)) |
63
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|
1771 parm_num --; |
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|
1772 map->parm_num = lto_input_uleb128 (ib_main); |
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1773 map->old_tree = NULL; |
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1774 map->new_tree = lto_input_tree (ib_main, data_in); |
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|
1775 bp = lto_input_bitpack (ib_main); |
67
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1776 map->replace_p = bp_unpack_value (&bp, 1); |
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|
1777 map->ref_p = bp_unpack_value (&bp, 1); |
63
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1778 } |
67
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1779 for (e = node->callees; e; e = e->next_callee) |
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|
1780 input_edge_opt_summary (e, ib_main); |
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|
1781 for (e = node->indirect_calls; e; e = e->next_callee) |
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|
1782 input_edge_opt_summary (e, ib_main); |
63
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|
1783 } |
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|
1784 |
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|
1785 /* Read section in file FILE_DATA of length LEN with data DATA. */ |
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|
1786 |
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|
1787 static void |
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|
1788 input_cgraph_opt_section (struct lto_file_decl_data *file_data, |
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|
1789 const char *data, size_t len, VEC (cgraph_node_ptr, |
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|
1790 heap) * nodes) |
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|
1791 { |
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1792 const struct lto_function_header *header = |
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|
1793 (const struct lto_function_header *) data; |
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|
1794 const int32_t cfg_offset = sizeof (struct lto_function_header); |
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1795 const int32_t main_offset = cfg_offset + header->cfg_size; |
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1796 const int32_t string_offset = main_offset + header->main_size; |
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|
1797 struct data_in *data_in; |
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1798 struct lto_input_block ib_main; |
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1799 unsigned int i; |
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1800 unsigned int count; |
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|
1801 |
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1802 LTO_INIT_INPUT_BLOCK (ib_main, (const char *) data + main_offset, 0, |
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1803 header->main_size); |
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1804 |
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1805 data_in = |
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1806 lto_data_in_create (file_data, (const char *) data + string_offset, |
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1807 header->string_size, NULL); |
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1808 count = lto_input_uleb128 (&ib_main); |
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1809 |
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1810 for (i = 0; i < count; i++) |
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1811 { |
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1812 int ref = lto_input_uleb128 (&ib_main); |
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1813 input_node_opt_summary (VEC_index (cgraph_node_ptr, nodes, ref), |
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1814 &ib_main, data_in); |
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1815 } |
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1816 lto_free_section_data (file_data, LTO_section_cgraph_opt_sum, NULL, data, |
63
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1817 len); |
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1818 lto_data_in_delete (data_in); |
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1819 } |
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1820 |
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1821 /* Input optimization summary of cgraph. */ |
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1822 |
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1823 static void |
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1824 input_cgraph_opt_summary (VEC (cgraph_node_ptr, heap) * nodes) |
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1825 { |
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1826 struct lto_file_decl_data **file_data_vec = lto_get_file_decl_data (); |
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1827 struct lto_file_decl_data *file_data; |
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1828 unsigned int j = 0; |
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1829 |
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1830 while ((file_data = file_data_vec[j++])) |
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1831 { |
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1832 size_t len; |
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1833 const char *data = |
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1834 lto_get_section_data (file_data, LTO_section_cgraph_opt_sum, NULL, |
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1835 &len); |
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1836 |
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1837 if (data) |
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1838 input_cgraph_opt_section (file_data, data, len, nodes); |
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1839 } |
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1840 } |