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annotate gcc/lto-streamer.c @ 132:d34655255c78

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update gcc-8.2
author mir3636
date Thu, 25 Oct 2018 10:21:07 +0900
parents 84e7813d76e9
children 1830386684a0
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
55
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1 /* Miscellaneous utilities for GIMPLE streaming. Things that are used
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2 in both input and output are here.
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3
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4 Copyright (C) 2009-2018 Free Software Foundation, Inc.
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5 Contributed by Doug Kwan <dougkwan@google.com>
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6
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7 This file is part of GCC.
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8
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9 GCC is free software; you can redistribute it and/or modify it under
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10 the terms of the GNU General Public License as published by the Free
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11 Software Foundation; either version 3, or (at your option) any later
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12 version.
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13
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14 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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15 WARRANTY; without even the implied warranty of MERCHANTABILITY or
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16 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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ryoma <e075725@ie.u-ryukyu.ac.jp>
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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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ryoma <e075725@ie.u-ryukyu.ac.jp>
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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 "backend.h"
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27 #include "tree.h"
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28 #include "gimple.h"
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29 #include "tree-streamer.h"
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30 #include "cgraph.h"
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31 #include "lto-streamer.h"
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32 #include "toplev.h"
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33 #include "lto-section-names.h"
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34
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35 /* Statistics gathered during LTO, WPA and LTRANS. */
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36 struct lto_stats_d lto_stats;
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37
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38 /* LTO uses bitmaps with different life-times. So use a separate
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39 obstack for all LTO bitmaps. */
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40 static bitmap_obstack lto_obstack;
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41 static bool lto_obstack_initialized;
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42
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43 const char *section_name_prefix = LTO_SECTION_NAME_PREFIX;
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44 /* Set when streaming LTO for offloading compiler. */
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45 bool lto_stream_offload_p;
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46
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47 FILE *streamer_dump_file;
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48
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49 /* Return a string representing LTO tag TAG. */
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50
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51 const char *
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52 lto_tag_name (enum LTO_tags tag)
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53 {
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54 if (lto_tag_is_tree_code_p (tag))
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55 {
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56 /* For tags representing tree nodes, return the name of the
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57 associated tree code. */
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58 return get_tree_code_name (lto_tag_to_tree_code (tag));
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59 }
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60
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61 if (lto_tag_is_gimple_code_p (tag))
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62 {
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63 /* For tags representing gimple statements, return the name of
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64 the associated gimple code. */
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65 return gimple_code_name[lto_tag_to_gimple_code (tag)];
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66 }
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67
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68 switch (tag)
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69 {
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70 case LTO_null:
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71 return "LTO_null";
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72 case LTO_bb0:
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73 return "LTO_bb0";
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74 case LTO_bb1:
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75 return "LTO_bb1";
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76 case LTO_eh_region:
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77 return "LTO_eh_region";
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78 case LTO_function:
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79 return "LTO_function";
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80 case LTO_eh_table:
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81 return "LTO_eh_table";
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82 case LTO_ert_cleanup:
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83 return "LTO_ert_cleanup";
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84 case LTO_ert_try:
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85 return "LTO_ert_try";
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86 case LTO_ert_allowed_exceptions:
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87 return "LTO_ert_allowed_exceptions";
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88 case LTO_ert_must_not_throw:
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89 return "LTO_ert_must_not_throw";
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90 case LTO_tree_pickle_reference:
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91 return "LTO_tree_pickle_reference";
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92 case LTO_field_decl_ref:
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93 return "LTO_field_decl_ref";
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94 case LTO_function_decl_ref:
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95 return "LTO_function_decl_ref";
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96 case LTO_label_decl_ref:
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97 return "LTO_label_decl_ref";
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98 case LTO_namespace_decl_ref:
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99 return "LTO_namespace_decl_ref";
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100 case LTO_result_decl_ref:
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101 return "LTO_result_decl_ref";
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102 case LTO_ssa_name_ref:
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103 return "LTO_ssa_name_ref";
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104 case LTO_type_decl_ref:
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ryoma <e075725@ie.u-ryukyu.ac.jp>
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105 return "LTO_type_decl_ref";
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106 case LTO_type_ref:
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107 return "LTO_type_ref";
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ryoma <e075725@ie.u-ryukyu.ac.jp>
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108 case LTO_global_decl_ref:
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ryoma <e075725@ie.u-ryukyu.ac.jp>
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109 return "LTO_global_decl_ref";
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ryoma <e075725@ie.u-ryukyu.ac.jp>
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110 default:
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ryoma <e075725@ie.u-ryukyu.ac.jp>
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111 return "LTO_UNKNOWN";
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112 }
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113 }
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114
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115
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116 /* Allocate a bitmap from heap. Initializes the LTO obstack if necessary. */
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117
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ryoma <e075725@ie.u-ryukyu.ac.jp>
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118 bitmap
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ryoma <e075725@ie.u-ryukyu.ac.jp>
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119 lto_bitmap_alloc (void)
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120 {
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ryoma <e075725@ie.u-ryukyu.ac.jp>
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121 if (!lto_obstack_initialized)
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ryoma <e075725@ie.u-ryukyu.ac.jp>
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122 {
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ryoma <e075725@ie.u-ryukyu.ac.jp>
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123 bitmap_obstack_initialize (&lto_obstack);
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ryoma <e075725@ie.u-ryukyu.ac.jp>
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124 lto_obstack_initialized = true;
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125 }
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ryoma <e075725@ie.u-ryukyu.ac.jp>
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126 return BITMAP_ALLOC (&lto_obstack);
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127 }
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128
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ryoma <e075725@ie.u-ryukyu.ac.jp>
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129 /* Free bitmap B. */
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ryoma <e075725@ie.u-ryukyu.ac.jp>
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diff changeset
130
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
131 void
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
132 lto_bitmap_free (bitmap b)
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
133 {
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
134 BITMAP_FREE (b);
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
135 }
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
136
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
137
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
138 /* Get a section name for a particular type or name. The NAME field
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
139 is only used if SECTION_TYPE is LTO_section_function_body. For all
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
140 others it is ignored. The callee of this function is responsible
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
141 to free the returned name. */
55
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
142
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
143 char *
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
144 lto_get_section_name (int section_type, const char *name, struct lto_file_decl_data *f)
55
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
145 {
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
146 const char *add;
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
147 char post[32];
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
148 const char *sep;
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
149
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
150 if (section_type == LTO_section_function_body)
55
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
151 {
63
b7f97abdc517 update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents: 55
diff changeset
152 gcc_assert (name != NULL);
b7f97abdc517 update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents: 55
diff changeset
153 if (name[0] == '*')
b7f97abdc517 update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents: 55
diff changeset
154 name++;
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
155 add = name;
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
156 sep = "";
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
157 }
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
158 else if (section_type < LTO_N_SECTION_TYPES)
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
159 {
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
160 add = lto_section_name[section_type];
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
161 sep = ".";
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
162 }
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
163 else
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
164 internal_error ("bytecode stream: unexpected LTO section %s", 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
165
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
166 /* Make the section name unique so that ld -r combining sections
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
167 doesn't confuse the reader with merged sections.
63
b7f97abdc517 update gcc from gcc-4.5.0 to gcc-4.6
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents: 55
diff changeset
168
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
169 For options don't add a ID, the option reader cannot deal with them
111
kono
parents: 67
diff changeset
170 and merging should be ok here. */
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
171 if (section_type == LTO_section_opts)
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
172 strcpy (post, "");
111
kono
parents: 67
diff changeset
173 else if (f != NULL)
kono
parents: 67
diff changeset
174 sprintf (post, "." HOST_WIDE_INT_PRINT_HEX_PURE, f->id);
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
175 else
111
kono
parents: 67
diff changeset
176 sprintf (post, "." HOST_WIDE_INT_PRINT_HEX_PURE, get_random_seed (false));
kono
parents: 67
diff changeset
177 return concat (section_name_prefix, sep, add, post, NULL);
55
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
178 }
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
179
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
180
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
181 /* Show various memory usage statistics related to LTO. */
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
182
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
183 void
111
kono
parents: 67
diff changeset
184 print_lto_report (const char *s)
55
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
185 {
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
186 unsigned i;
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
187
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
188 fprintf (stderr, "[%s] # of input files: "
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
189 HOST_WIDE_INT_PRINT_UNSIGNED "\n", s, lto_stats.num_input_files);
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
190
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
191 fprintf (stderr, "[%s] # of input cgraph nodes: "
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
192 HOST_WIDE_INT_PRINT_UNSIGNED "\n", s,
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
193 lto_stats.num_input_cgraph_nodes);
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
194
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
195 fprintf (stderr, "[%s] # of function bodies: "
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
196 HOST_WIDE_INT_PRINT_UNSIGNED "\n", s,
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
197 lto_stats.num_function_bodies);
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
198
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
199 for (i = 0; i < NUM_TREE_CODES; i++)
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
200 if (lto_stats.num_trees[i])
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
201 fprintf (stderr, "[%s] # of '%s' objects read: "
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
202 HOST_WIDE_INT_PRINT_UNSIGNED "\n", s,
111
kono
parents: 67
diff changeset
203 get_tree_code_name ((enum tree_code) i), lto_stats.num_trees[i]);
55
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
204
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
205 if (flag_lto)
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
206 {
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
207 fprintf (stderr, "[%s] Compression: "
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
208 HOST_WIDE_INT_PRINT_UNSIGNED " output bytes, "
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
209 HOST_WIDE_INT_PRINT_UNSIGNED " compressed bytes", s,
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
210 lto_stats.num_output_il_bytes,
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
211 lto_stats.num_compressed_il_bytes);
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
212 if (lto_stats.num_output_il_bytes > 0)
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
213 {
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
214 const float dividend = (float) lto_stats.num_compressed_il_bytes;
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
215 const float divisor = (float) lto_stats.num_output_il_bytes;
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
216 fprintf (stderr, " (ratio: %f)", dividend / divisor);
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
217 }
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
218 fprintf (stderr, "\n");
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
219 }
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
220
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
221 if (flag_wpa)
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
222 {
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
223 fprintf (stderr, "[%s] # of output files: "
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
224 HOST_WIDE_INT_PRINT_UNSIGNED "\n", s,
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
225 lto_stats.num_output_files);
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
226
111
kono
parents: 67
diff changeset
227 fprintf (stderr, "[%s] # of output symtab nodes: "
55
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
228 HOST_WIDE_INT_PRINT_UNSIGNED "\n", s,
111
kono
parents: 67
diff changeset
229 lto_stats.num_output_symtab_nodes);
kono
parents: 67
diff changeset
230
kono
parents: 67
diff changeset
231 fprintf (stderr, "[%s] # of output tree pickle references: "
kono
parents: 67
diff changeset
232 HOST_WIDE_INT_PRINT_UNSIGNED "\n", s,
kono
parents: 67
diff changeset
233 lto_stats.num_pickle_refs_output);
kono
parents: 67
diff changeset
234 fprintf (stderr, "[%s] # of output tree bodies: "
kono
parents: 67
diff changeset
235 HOST_WIDE_INT_PRINT_UNSIGNED "\n", s,
kono
parents: 67
diff changeset
236 lto_stats.num_tree_bodies_output);
55
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
237
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
238 fprintf (stderr, "[%s] # callgraph partitions: "
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
239 HOST_WIDE_INT_PRINT_UNSIGNED "\n", s,
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
240 lto_stats.num_cgraph_partitions);
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
241
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
242 fprintf (stderr, "[%s] Compression: "
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
243 HOST_WIDE_INT_PRINT_UNSIGNED " input bytes, "
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
244 HOST_WIDE_INT_PRINT_UNSIGNED " uncompressed bytes", s,
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
245 lto_stats.num_input_il_bytes,
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
246 lto_stats.num_uncompressed_il_bytes);
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
247 if (lto_stats.num_input_il_bytes > 0)
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
248 {
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
249 const float dividend = (float) lto_stats.num_uncompressed_il_bytes;
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
250 const float divisor = (float) lto_stats.num_input_il_bytes;
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
251 fprintf (stderr, " (ratio: %f)", dividend / divisor);
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
252 }
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
253 fprintf (stderr, "\n");
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
254 }
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
255
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
256 for (i = 0; i < LTO_N_SECTION_TYPES; i++)
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
257 fprintf (stderr, "[%s] Size of mmap'd section %s: "
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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258 HOST_WIDE_INT_PRINT_UNSIGNED " bytes\n", s,
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
259 lto_section_name[i], lto_stats.section_size[i]);
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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260 }
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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261
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
262 /* Initialization common to the LTO reader and writer. */
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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263
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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264 void
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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265 lto_streamer_init (void)
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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266 {
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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267 /* Check that all the TS_* handled by the reader and writer routines
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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268 match exactly the structures defined in treestruct.def. When a
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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269 new TS_* astructure is added, the streamer should be updated to
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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270 handle it. */
111
kono
parents: 67
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271 if (flag_checking)
kono
parents: 67
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272 streamer_check_handled_ts_structures ();
55
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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273 }
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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274
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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275
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
276 /* Gate function for all LTO streaming passes. */
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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277
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
278 bool
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
279 gate_lto_out (void)
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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280 {
111
kono
parents: 67
diff changeset
281 return ((flag_generate_lto || flag_generate_offload || in_lto_p)
55
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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282 /* Don't bother doing anything if the program has errors. */
67
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nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents: 63
diff changeset
283 && !seen_error ());
55
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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284 }
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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285
111
kono
parents: 67
diff changeset
286 /* Check that the version MAJOR.MINOR is the correct version number. */
55
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
287
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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288 void
111
kono
parents: 67
diff changeset
289 lto_check_version (int major, int minor, const char *file_name)
55
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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290 {
111
kono
parents: 67
diff changeset
291 if (major != LTO_major_version || minor != LTO_minor_version)
kono
parents: 67
diff changeset
292 fatal_error (input_location,
kono
parents: 67
diff changeset
293 "bytecode stream in file %qs generated with LTO version "
kono
parents: 67
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294 "%d.%d instead of the expected %d.%d",
kono
parents: 67
diff changeset
295 file_name,
kono
parents: 67
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296 major, minor,
kono
parents: 67
diff changeset
297 LTO_major_version, LTO_minor_version);
55
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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298 }
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
299
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
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300
111
kono
parents: 67
diff changeset
301 /* Initialize all the streamer hooks used for streaming GIMPLE. */
55
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
302
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
303 void
111
kono
parents: 67
diff changeset
304 lto_streamer_hooks_init (void)
55
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ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
305 {
111
kono
parents: 67
diff changeset
306 streamer_hooks_init ();
kono
parents: 67
diff changeset
307 streamer_hooks.write_tree = lto_output_tree;
kono
parents: 67
diff changeset
308 streamer_hooks.read_tree = lto_input_tree;
kono
parents: 67
diff changeset
309 streamer_hooks.input_location = lto_input_location;
kono
parents: 67
diff changeset
310 streamer_hooks.output_location = lto_output_location;
55
77e2b8dfacca update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
diff changeset
311 }