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5217 | serge | 1 | /* ieee.c -- Read and write IEEE-695 debugging information. |
6324 | serge | 2 | Copyright (C) 1996-2015 Free Software Foundation, Inc. |
5217 | serge | 3 | Written by Ian Lance Taylor |
4 | |||
5 | This file is part of GNU Binutils. |
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6 | |||
7 | This program is free software; you can redistribute it and/or modify |
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8 | it under the terms of the GNU General Public License as published by |
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9 | the Free Software Foundation; either version 3 of the License, or |
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10 | (at your option) any later version. |
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11 | |||
12 | This program is distributed in the hope that it will be useful, |
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13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 | GNU General Public License for more details. |
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16 | |||
17 | You should have received a copy of the GNU General Public License |
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18 | along with this program; if not, write to the Free Software |
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19 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA |
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20 | 02110-1301, USA. */ |
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21 | |||
22 | /* This file reads and writes IEEE-695 debugging information. */ |
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23 | |||
24 | #include "sysdep.h" |
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25 | #include |
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26 | #include "bfd.h" |
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27 | #include "ieee.h" |
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28 | #include "libiberty.h" |
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29 | #include "debug.h" |
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30 | #include "budbg.h" |
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31 | #include "filenames.h" |
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32 | |||
33 | /* This structure holds an entry on the block stack. */ |
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34 | |||
35 | struct ieee_block |
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36 | { |
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37 | /* The kind of block. */ |
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38 | int kind; |
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39 | /* The source file name, for a BB5 block. */ |
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40 | const char *filename; |
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41 | /* The index of the function type, for a BB4 or BB6 block. */ |
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42 | unsigned int fnindx; |
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43 | /* TRUE if this function is being skipped. */ |
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44 | bfd_boolean skip; |
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45 | }; |
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46 | |||
47 | /* This structure is the block stack. */ |
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48 | |||
49 | #define BLOCKSTACK_SIZE (16) |
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50 | |||
51 | struct ieee_blockstack |
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52 | { |
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53 | /* The stack pointer. */ |
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54 | struct ieee_block *bsp; |
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55 | /* The stack. */ |
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56 | struct ieee_block stack[BLOCKSTACK_SIZE]; |
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57 | }; |
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58 | |||
59 | /* This structure holds information for a variable. */ |
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60 | |||
61 | enum ieee_var_kind |
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62 | { |
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63 | IEEE_UNKNOWN, |
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64 | IEEE_EXTERNAL, |
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65 | IEEE_GLOBAL, |
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66 | IEEE_STATIC, |
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67 | IEEE_LOCAL, |
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68 | IEEE_FUNCTION |
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69 | }; |
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70 | |||
71 | struct ieee_var |
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72 | { |
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73 | /* Start of name. */ |
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74 | const char *name; |
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75 | /* Length of name. */ |
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76 | unsigned long namlen; |
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77 | /* Type. */ |
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78 | debug_type type; |
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79 | /* Slot if we make an indirect type. */ |
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80 | debug_type *pslot; |
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81 | /* Kind of variable or function. */ |
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82 | enum ieee_var_kind kind; |
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83 | }; |
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84 | |||
85 | /* This structure holds all the variables. */ |
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86 | |||
87 | struct ieee_vars |
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88 | { |
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89 | /* Number of slots allocated. */ |
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90 | unsigned int alloc; |
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91 | /* Variables. */ |
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92 | struct ieee_var *vars; |
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93 | }; |
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94 | |||
95 | /* This structure holds information for a type. We need this because |
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96 | we don't want to represent bitfields as real types. */ |
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97 | |||
98 | struct ieee_type |
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99 | { |
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100 | /* Type. */ |
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101 | debug_type type; |
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102 | /* Slot if this is type is referenced before it is defined. */ |
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103 | debug_type *pslot; |
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104 | /* Slots for arguments if we make indirect types for them. */ |
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105 | debug_type *arg_slots; |
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106 | /* If this is a bitfield, this is the size in bits. If this is not |
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107 | a bitfield, this is zero. */ |
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108 | unsigned long bitsize; |
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109 | }; |
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110 | |||
111 | /* This structure holds all the type information. */ |
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112 | |||
113 | struct ieee_types |
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114 | { |
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115 | /* Number of slots allocated. */ |
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116 | unsigned int alloc; |
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117 | /* Types. */ |
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118 | struct ieee_type *types; |
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119 | /* Builtin types. */ |
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120 | #define BUILTIN_TYPE_COUNT (60) |
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121 | debug_type builtins[BUILTIN_TYPE_COUNT]; |
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122 | }; |
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123 | |||
124 | /* This structure holds a linked last of structs with their tag names, |
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125 | so that we can convert them to C++ classes if necessary. */ |
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126 | |||
127 | struct ieee_tag |
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128 | { |
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129 | /* Next tag. */ |
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130 | struct ieee_tag *next; |
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131 | /* This tag name. */ |
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132 | const char *name; |
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133 | /* The type of the tag. */ |
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134 | debug_type type; |
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135 | /* The tagged type is an indirect type pointing at this slot. */ |
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136 | debug_type slot; |
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137 | /* This is an array of slots used when a field type is converted |
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138 | into a indirect type, in case it needs to be later converted into |
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139 | a reference type. */ |
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140 | debug_type *fslots; |
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141 | }; |
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142 | |||
143 | /* This structure holds the information we pass around to the parsing |
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144 | functions. */ |
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145 | |||
146 | struct ieee_info |
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147 | { |
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148 | /* The debugging handle. */ |
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149 | void *dhandle; |
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150 | /* The BFD. */ |
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151 | bfd *abfd; |
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152 | /* The start of the bytes to be parsed. */ |
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153 | const bfd_byte *bytes; |
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154 | /* The end of the bytes to be parsed. */ |
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155 | const bfd_byte *pend; |
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156 | /* The block stack. */ |
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157 | struct ieee_blockstack blockstack; |
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158 | /* Whether we have seen a BB1 or BB2. */ |
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159 | bfd_boolean saw_filename; |
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160 | /* The variables. */ |
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161 | struct ieee_vars vars; |
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162 | /* The global variables, after a global typedef block. */ |
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163 | struct ieee_vars *global_vars; |
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164 | /* The types. */ |
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165 | struct ieee_types types; |
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166 | /* The global types, after a global typedef block. */ |
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167 | struct ieee_types *global_types; |
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168 | /* The list of tagged structs. */ |
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169 | struct ieee_tag *tags; |
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170 | }; |
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171 | |||
172 | /* Basic builtin types, not including the pointers. */ |
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173 | |||
174 | enum builtin_types |
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175 | { |
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176 | builtin_unknown = 0, |
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177 | builtin_void = 1, |
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178 | builtin_signed_char = 2, |
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179 | builtin_unsigned_char = 3, |
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180 | builtin_signed_short_int = 4, |
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181 | builtin_unsigned_short_int = 5, |
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182 | builtin_signed_long = 6, |
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183 | builtin_unsigned_long = 7, |
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184 | builtin_signed_long_long = 8, |
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185 | builtin_unsigned_long_long = 9, |
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186 | builtin_float = 10, |
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187 | builtin_double = 11, |
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188 | builtin_long_double = 12, |
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189 | builtin_long_long_double = 13, |
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190 | builtin_quoted_string = 14, |
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191 | builtin_instruction_address = 15, |
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192 | builtin_int = 16, |
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193 | builtin_unsigned = 17, |
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194 | builtin_unsigned_int = 18, |
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195 | builtin_char = 19, |
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196 | builtin_long = 20, |
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197 | builtin_short = 21, |
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198 | builtin_unsigned_short = 22, |
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199 | builtin_short_int = 23, |
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200 | builtin_signed_short = 24, |
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201 | builtin_bcd_float = 25 |
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202 | }; |
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203 | |||
204 | /* These are the values found in the derivation flags of a 'b' |
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205 | component record of a 'T' type extension record in a C++ pmisc |
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206 | record. These are bitmasks. */ |
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207 | |||
208 | /* Set for a private base class, clear for a public base class. |
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209 | Protected base classes are not supported. */ |
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210 | #define BASEFLAGS_PRIVATE (0x1) |
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211 | /* Set for a virtual base class. */ |
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212 | #define BASEFLAGS_VIRTUAL (0x2) |
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213 | /* Set for a friend class, clear for a base class. */ |
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214 | #define BASEFLAGS_FRIEND (0x10) |
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215 | |||
216 | /* These are the values found in the specs flags of a 'd', 'm', or 'v' |
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217 | component record of a 'T' type extension record in a C++ pmisc |
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218 | record. The same flags are used for a 'M' record in a C++ pmisc |
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219 | record. */ |
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220 | |||
221 | /* The lower two bits hold visibility information. */ |
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222 | #define CXXFLAGS_VISIBILITY (0x3) |
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223 | /* This value in the lower two bits indicates a public member. */ |
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224 | #define CXXFLAGS_VISIBILITY_PUBLIC (0x0) |
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225 | /* This value in the lower two bits indicates a private member. */ |
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226 | #define CXXFLAGS_VISIBILITY_PRIVATE (0x1) |
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227 | /* This value in the lower two bits indicates a protected member. */ |
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228 | #define CXXFLAGS_VISIBILITY_PROTECTED (0x2) |
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229 | /* Set for a static member. */ |
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230 | #define CXXFLAGS_STATIC (0x4) |
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231 | /* Set for a virtual override. */ |
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232 | #define CXXFLAGS_OVERRIDE (0x8) |
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233 | /* Set for a friend function. */ |
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234 | #define CXXFLAGS_FRIEND (0x10) |
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235 | /* Set for a const function. */ |
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236 | #define CXXFLAGS_CONST (0x20) |
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237 | /* Set for a volatile function. */ |
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238 | #define CXXFLAGS_VOLATILE (0x40) |
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239 | /* Set for an overloaded function. */ |
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240 | #define CXXFLAGS_OVERLOADED (0x80) |
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241 | /* Set for an operator function. */ |
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242 | #define CXXFLAGS_OPERATOR (0x100) |
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243 | /* Set for a constructor or destructor. */ |
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244 | #define CXXFLAGS_CTORDTOR (0x400) |
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245 | /* Set for a constructor. */ |
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246 | #define CXXFLAGS_CTOR (0x200) |
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247 | /* Set for an inline function. */ |
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248 | #define CXXFLAGS_INLINE (0x800) |
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249 | |||
250 | /* Local functions. */ |
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251 | |||
252 | static void ieee_error (struct ieee_info *, const bfd_byte *, const char *); |
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253 | static void ieee_eof (struct ieee_info *); |
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254 | static char *savestring (const char *, unsigned long); |
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255 | static bfd_boolean ieee_read_number |
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256 | (struct ieee_info *, const bfd_byte **, bfd_vma *); |
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257 | static bfd_boolean ieee_read_optional_number |
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258 | (struct ieee_info *, const bfd_byte **, bfd_vma *, bfd_boolean *); |
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259 | static bfd_boolean ieee_read_id |
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260 | (struct ieee_info *, const bfd_byte **, const char **, unsigned long *); |
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261 | static bfd_boolean ieee_read_optional_id |
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262 | (struct ieee_info *, const bfd_byte **, const char **, unsigned long *, |
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263 | bfd_boolean *); |
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264 | static bfd_boolean ieee_read_expression |
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265 | (struct ieee_info *, const bfd_byte **, bfd_vma *); |
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266 | static debug_type ieee_builtin_type |
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267 | (struct ieee_info *, const bfd_byte *, unsigned int); |
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268 | static bfd_boolean ieee_alloc_type |
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269 | (struct ieee_info *, unsigned int, bfd_boolean); |
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270 | static bfd_boolean ieee_read_type_index |
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271 | (struct ieee_info *, const bfd_byte **, debug_type *); |
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272 | static int ieee_regno_to_genreg (bfd *, int); |
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273 | static int ieee_genreg_to_regno (bfd *, int); |
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274 | static bfd_boolean parse_ieee_bb (struct ieee_info *, const bfd_byte **); |
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275 | static bfd_boolean parse_ieee_be (struct ieee_info *, const bfd_byte **); |
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276 | static bfd_boolean parse_ieee_nn (struct ieee_info *, const bfd_byte **); |
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277 | static bfd_boolean parse_ieee_ty (struct ieee_info *, const bfd_byte **); |
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278 | static bfd_boolean parse_ieee_atn (struct ieee_info *, const bfd_byte **); |
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279 | static bfd_boolean ieee_read_cxx_misc |
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280 | (struct ieee_info *, const bfd_byte **, unsigned long); |
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281 | static bfd_boolean ieee_read_cxx_class |
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282 | (struct ieee_info *, const bfd_byte **, unsigned long); |
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283 | static bfd_boolean ieee_read_cxx_defaults |
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284 | (struct ieee_info *, const bfd_byte **, unsigned long); |
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285 | static bfd_boolean ieee_read_reference |
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286 | (struct ieee_info *, const bfd_byte **); |
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287 | static bfd_boolean ieee_require_asn |
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288 | (struct ieee_info *, const bfd_byte **, bfd_vma *); |
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289 | static bfd_boolean ieee_require_atn65 |
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290 | (struct ieee_info *, const bfd_byte **, const char **, unsigned long *); |
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291 | |||
292 | /* Report an error in the IEEE debugging information. */ |
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293 | |||
294 | static void |
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295 | ieee_error (struct ieee_info *info, const bfd_byte *p, const char *s) |
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296 | { |
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297 | if (p != NULL) |
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298 | fprintf (stderr, "%s: 0x%lx: %s (0x%x)\n", bfd_get_filename (info->abfd), |
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299 | (unsigned long) (p - info->bytes), s, *p); |
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300 | else |
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301 | fprintf (stderr, "%s: %s\n", bfd_get_filename (info->abfd), s); |
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302 | } |
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303 | |||
304 | /* Report an unexpected EOF in the IEEE debugging information. */ |
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305 | |||
306 | static void |
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307 | ieee_eof (struct ieee_info *info) |
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308 | { |
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309 | ieee_error (info, (const bfd_byte *) NULL, |
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310 | _("unexpected end of debugging information")); |
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311 | } |
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312 | |||
313 | /* Save a string in memory. */ |
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314 | |||
315 | static char * |
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316 | savestring (const char *start, unsigned long len) |
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317 | { |
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318 | char *ret; |
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319 | |||
320 | ret = (char *) xmalloc (len + 1); |
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321 | memcpy (ret, start, len); |
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322 | ret[len] = '\0'; |
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323 | return ret; |
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324 | } |
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325 | |||
326 | /* Read a number which must be present in an IEEE file. */ |
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327 | |||
328 | static bfd_boolean |
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329 | ieee_read_number (struct ieee_info *info, const bfd_byte **pp, bfd_vma *pv) |
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330 | { |
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331 | return ieee_read_optional_number (info, pp, pv, (bfd_boolean *) NULL); |
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332 | } |
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333 | |||
334 | /* Read a number in an IEEE file. If ppresent is not NULL, the number |
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335 | need not be there. */ |
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336 | |||
337 | static bfd_boolean |
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338 | ieee_read_optional_number (struct ieee_info *info, const bfd_byte **pp, |
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339 | bfd_vma *pv, bfd_boolean *ppresent) |
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340 | { |
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341 | ieee_record_enum_type b; |
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342 | |||
343 | if (*pp >= info->pend) |
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344 | { |
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345 | if (ppresent != NULL) |
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346 | { |
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347 | *ppresent = FALSE; |
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348 | return TRUE; |
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349 | } |
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350 | ieee_eof (info); |
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351 | return FALSE; |
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352 | } |
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353 | |||
354 | b = (ieee_record_enum_type) **pp; |
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355 | ++*pp; |
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356 | |||
357 | if (b <= ieee_number_end_enum) |
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358 | { |
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359 | *pv = (bfd_vma) b; |
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360 | if (ppresent != NULL) |
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361 | *ppresent = TRUE; |
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362 | return TRUE; |
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363 | } |
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364 | |||
365 | if (b >= ieee_number_repeat_start_enum && b <= ieee_number_repeat_end_enum) |
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366 | { |
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367 | unsigned int i; |
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368 | |||
369 | i = (int) b - (int) ieee_number_repeat_start_enum; |
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370 | if (*pp + i - 1 >= info->pend) |
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371 | { |
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372 | ieee_eof (info); |
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373 | return FALSE; |
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374 | } |
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375 | |||
376 | *pv = 0; |
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377 | for (; i > 0; i--) |
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378 | { |
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379 | *pv <<= 8; |
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380 | *pv += **pp; |
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381 | ++*pp; |
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382 | } |
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383 | |||
384 | if (ppresent != NULL) |
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385 | *ppresent = TRUE; |
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386 | |||
387 | return TRUE; |
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388 | } |
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389 | |||
390 | if (ppresent != NULL) |
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391 | { |
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392 | --*pp; |
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393 | *ppresent = FALSE; |
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394 | return TRUE; |
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395 | } |
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396 | |||
397 | ieee_error (info, *pp - 1, _("invalid number")); |
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398 | return FALSE; |
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399 | } |
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400 | |||
401 | /* Read a required string from an IEEE file. */ |
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402 | |||
403 | static bfd_boolean |
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404 | ieee_read_id (struct ieee_info *info, const bfd_byte **pp, |
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405 | const char **pname, unsigned long *pnamlen) |
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406 | { |
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407 | return ieee_read_optional_id (info, pp, pname, pnamlen, (bfd_boolean *) NULL); |
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408 | } |
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409 | |||
410 | /* Read a string from an IEEE file. If ppresent is not NULL, the |
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411 | string is optional. */ |
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412 | |||
413 | static bfd_boolean |
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414 | ieee_read_optional_id (struct ieee_info *info, const bfd_byte **pp, |
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415 | const char **pname, unsigned long *pnamlen, |
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416 | bfd_boolean *ppresent) |
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417 | { |
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418 | bfd_byte b; |
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419 | unsigned long len; |
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420 | |||
421 | if (*pp >= info->pend) |
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422 | { |
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423 | ieee_eof (info); |
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424 | return FALSE; |
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425 | } |
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426 | |||
427 | b = **pp; |
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428 | ++*pp; |
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429 | |||
430 | if (b <= 0x7f) |
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431 | len = b; |
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432 | else if ((ieee_record_enum_type) b == ieee_extension_length_1_enum) |
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433 | { |
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434 | len = **pp; |
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435 | ++*pp; |
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436 | } |
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437 | else if ((ieee_record_enum_type) b == ieee_extension_length_2_enum) |
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438 | { |
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439 | len = (**pp << 8) + (*pp)[1]; |
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440 | *pp += 2; |
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441 | } |
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442 | else |
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443 | { |
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444 | if (ppresent != NULL) |
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445 | { |
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446 | --*pp; |
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447 | *ppresent = FALSE; |
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448 | return TRUE; |
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449 | } |
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450 | ieee_error (info, *pp - 1, _("invalid string length")); |
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451 | return FALSE; |
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452 | } |
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453 | |||
454 | if ((unsigned long) (info->pend - *pp) < len) |
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455 | { |
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456 | ieee_eof (info); |
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457 | return FALSE; |
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458 | } |
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459 | |||
460 | *pname = (const char *) *pp; |
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461 | *pnamlen = len; |
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462 | *pp += len; |
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463 | |||
464 | if (ppresent != NULL) |
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465 | *ppresent = TRUE; |
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466 | |||
467 | return TRUE; |
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468 | } |
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469 | |||
470 | /* Read an expression from an IEEE file. Since this code is only used |
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471 | to parse debugging information, I haven't bothered to write a full |
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472 | blown IEEE expression parser. I've only thrown in the things I've |
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473 | seen in debugging information. This can be easily extended if |
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474 | necessary. */ |
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475 | |||
476 | static bfd_boolean |
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477 | ieee_read_expression (struct ieee_info *info, const bfd_byte **pp, |
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478 | bfd_vma *pv) |
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479 | { |
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480 | const bfd_byte *expr_start; |
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481 | #define EXPR_STACK_SIZE (10) |
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482 | bfd_vma expr_stack[EXPR_STACK_SIZE]; |
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483 | bfd_vma *esp; |
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484 | |||
485 | expr_start = *pp; |
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486 | |||
487 | esp = expr_stack; |
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488 | |||
489 | while (1) |
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490 | { |
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491 | const bfd_byte *start; |
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492 | bfd_vma val; |
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493 | bfd_boolean present; |
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494 | ieee_record_enum_type c; |
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495 | |||
496 | start = *pp; |
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497 | |||
498 | if (! ieee_read_optional_number (info, pp, &val, &present)) |
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499 | return FALSE; |
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500 | |||
501 | if (present) |
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502 | { |
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503 | if (esp - expr_stack >= EXPR_STACK_SIZE) |
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504 | { |
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505 | ieee_error (info, start, _("expression stack overflow")); |
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506 | return FALSE; |
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507 | } |
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508 | *esp++ = val; |
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509 | continue; |
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510 | } |
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511 | |||
512 | c = (ieee_record_enum_type) **pp; |
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513 | |||
514 | if (c >= ieee_module_beginning_enum) |
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515 | break; |
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516 | |||
517 | ++*pp; |
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518 | |||
519 | if (c == ieee_comma) |
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520 | break; |
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521 | |||
522 | switch (c) |
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523 | { |
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524 | default: |
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525 | ieee_error (info, start, _("unsupported IEEE expression operator")); |
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526 | break; |
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527 | |||
528 | case ieee_variable_R_enum: |
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529 | { |
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530 | bfd_vma indx; |
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531 | asection *s; |
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532 | |||
533 | if (! ieee_read_number (info, pp, &indx)) |
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534 | return FALSE; |
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535 | for (s = info->abfd->sections; s != NULL; s = s->next) |
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536 | if ((bfd_vma) s->target_index == indx) |
||
537 | break; |
||
538 | if (s == NULL) |
||
539 | { |
||
540 | ieee_error (info, start, _("unknown section")); |
||
541 | return FALSE; |
||
542 | } |
||
543 | |||
544 | if (esp - expr_stack >= EXPR_STACK_SIZE) |
||
545 | { |
||
546 | ieee_error (info, start, _("expression stack overflow")); |
||
547 | return FALSE; |
||
548 | } |
||
549 | |||
550 | *esp++ = bfd_get_section_vma (info->abfd, s); |
||
551 | } |
||
552 | break; |
||
553 | |||
554 | case ieee_function_plus_enum: |
||
555 | case ieee_function_minus_enum: |
||
556 | { |
||
557 | bfd_vma v1, v2; |
||
558 | |||
559 | if (esp - expr_stack < 2) |
||
560 | { |
||
561 | ieee_error (info, start, _("expression stack underflow")); |
||
562 | return FALSE; |
||
563 | } |
||
564 | |||
565 | v1 = *--esp; |
||
566 | v2 = *--esp; |
||
567 | *esp++ = v1 + v2; |
||
568 | } |
||
569 | break; |
||
570 | } |
||
571 | } |
||
572 | |||
573 | if (esp - 1 != expr_stack) |
||
574 | { |
||
575 | ieee_error (info, expr_start, _("expression stack mismatch")); |
||
576 | return FALSE; |
||
577 | } |
||
578 | |||
579 | *pv = *--esp; |
||
580 | |||
581 | return TRUE; |
||
582 | } |
||
583 | |||
584 | /* Return an IEEE builtin type. */ |
||
585 | |||
586 | static debug_type |
||
587 | ieee_builtin_type (struct ieee_info *info, const bfd_byte *p, |
||
588 | unsigned int indx) |
||
589 | { |
||
590 | void *dhandle; |
||
591 | debug_type type; |
||
592 | const char *name; |
||
593 | |||
594 | if (indx < BUILTIN_TYPE_COUNT |
||
595 | && info->types.builtins[indx] != DEBUG_TYPE_NULL) |
||
596 | return info->types.builtins[indx]; |
||
597 | |||
598 | dhandle = info->dhandle; |
||
599 | |||
600 | if (indx >= 32 && indx < 64) |
||
601 | { |
||
602 | type = debug_make_pointer_type (dhandle, |
||
603 | ieee_builtin_type (info, p, indx - 32)); |
||
604 | assert (indx < BUILTIN_TYPE_COUNT); |
||
605 | info->types.builtins[indx] = type; |
||
606 | return type; |
||
607 | } |
||
608 | |||
609 | switch ((enum builtin_types) indx) |
||
610 | { |
||
611 | default: |
||
612 | ieee_error (info, p, _("unknown builtin type")); |
||
613 | return NULL; |
||
614 | |||
615 | case builtin_unknown: |
||
616 | type = debug_make_void_type (dhandle); |
||
617 | name = NULL; |
||
618 | break; |
||
619 | |||
620 | case builtin_void: |
||
621 | type = debug_make_void_type (dhandle); |
||
622 | name = "void"; |
||
623 | break; |
||
624 | |||
625 | case builtin_signed_char: |
||
626 | type = debug_make_int_type (dhandle, 1, FALSE); |
||
627 | name = "signed char"; |
||
628 | break; |
||
629 | |||
630 | case builtin_unsigned_char: |
||
631 | type = debug_make_int_type (dhandle, 1, TRUE); |
||
632 | name = "unsigned char"; |
||
633 | break; |
||
634 | |||
635 | case builtin_signed_short_int: |
||
636 | type = debug_make_int_type (dhandle, 2, FALSE); |
||
637 | name = "signed short int"; |
||
638 | break; |
||
639 | |||
640 | case builtin_unsigned_short_int: |
||
641 | type = debug_make_int_type (dhandle, 2, TRUE); |
||
642 | name = "unsigned short int"; |
||
643 | break; |
||
644 | |||
645 | case builtin_signed_long: |
||
646 | type = debug_make_int_type (dhandle, 4, FALSE); |
||
647 | name = "signed long"; |
||
648 | break; |
||
649 | |||
650 | case builtin_unsigned_long: |
||
651 | type = debug_make_int_type (dhandle, 4, TRUE); |
||
652 | name = "unsigned long"; |
||
653 | break; |
||
654 | |||
655 | case builtin_signed_long_long: |
||
656 | type = debug_make_int_type (dhandle, 8, FALSE); |
||
657 | name = "signed long long"; |
||
658 | break; |
||
659 | |||
660 | case builtin_unsigned_long_long: |
||
661 | type = debug_make_int_type (dhandle, 8, TRUE); |
||
662 | name = "unsigned long long"; |
||
663 | break; |
||
664 | |||
665 | case builtin_float: |
||
666 | type = debug_make_float_type (dhandle, 4); |
||
667 | name = "float"; |
||
668 | break; |
||
669 | |||
670 | case builtin_double: |
||
671 | type = debug_make_float_type (dhandle, 8); |
||
672 | name = "double"; |
||
673 | break; |
||
674 | |||
675 | case builtin_long_double: |
||
676 | /* FIXME: The size for this type should depend upon the |
||
677 | processor. */ |
||
678 | type = debug_make_float_type (dhandle, 12); |
||
679 | name = "long double"; |
||
680 | break; |
||
681 | |||
682 | case builtin_long_long_double: |
||
683 | type = debug_make_float_type (dhandle, 16); |
||
684 | name = "long long double"; |
||
685 | break; |
||
686 | |||
687 | case builtin_quoted_string: |
||
688 | type = debug_make_array_type (dhandle, |
||
689 | ieee_builtin_type (info, p, |
||
690 | ((unsigned int) |
||
691 | builtin_char)), |
||
692 | ieee_builtin_type (info, p, |
||
693 | ((unsigned int) |
||
694 | builtin_int)), |
||
695 | 0, -1, TRUE); |
||
696 | name = "QUOTED STRING"; |
||
697 | break; |
||
698 | |||
699 | case builtin_instruction_address: |
||
700 | /* FIXME: This should be a code address. */ |
||
701 | type = debug_make_int_type (dhandle, 4, TRUE); |
||
702 | name = "instruction address"; |
||
703 | break; |
||
704 | |||
705 | case builtin_int: |
||
706 | /* FIXME: The size for this type should depend upon the |
||
707 | processor. */ |
||
708 | type = debug_make_int_type (dhandle, 4, FALSE); |
||
709 | name = "int"; |
||
710 | break; |
||
711 | |||
712 | case builtin_unsigned: |
||
713 | /* FIXME: The size for this type should depend upon the |
||
714 | processor. */ |
||
715 | type = debug_make_int_type (dhandle, 4, TRUE); |
||
716 | name = "unsigned"; |
||
717 | break; |
||
718 | |||
719 | case builtin_unsigned_int: |
||
720 | /* FIXME: The size for this type should depend upon the |
||
721 | processor. */ |
||
722 | type = debug_make_int_type (dhandle, 4, TRUE); |
||
723 | name = "unsigned int"; |
||
724 | break; |
||
725 | |||
726 | case builtin_char: |
||
727 | type = debug_make_int_type (dhandle, 1, FALSE); |
||
728 | name = "char"; |
||
729 | break; |
||
730 | |||
731 | case builtin_long: |
||
732 | type = debug_make_int_type (dhandle, 4, FALSE); |
||
733 | name = "long"; |
||
734 | break; |
||
735 | |||
736 | case builtin_short: |
||
737 | type = debug_make_int_type (dhandle, 2, FALSE); |
||
738 | name = "short"; |
||
739 | break; |
||
740 | |||
741 | case builtin_unsigned_short: |
||
742 | type = debug_make_int_type (dhandle, 2, TRUE); |
||
743 | name = "unsigned short"; |
||
744 | break; |
||
745 | |||
746 | case builtin_short_int: |
||
747 | type = debug_make_int_type (dhandle, 2, FALSE); |
||
748 | name = "short int"; |
||
749 | break; |
||
750 | |||
751 | case builtin_signed_short: |
||
752 | type = debug_make_int_type (dhandle, 2, FALSE); |
||
753 | name = "signed short"; |
||
754 | break; |
||
755 | |||
756 | case builtin_bcd_float: |
||
757 | ieee_error (info, p, _("BCD float type not supported")); |
||
758 | return DEBUG_TYPE_NULL; |
||
759 | } |
||
760 | |||
761 | if (name != NULL) |
||
762 | type = debug_name_type (dhandle, name, type); |
||
763 | |||
764 | assert (indx < BUILTIN_TYPE_COUNT); |
||
765 | |||
766 | info->types.builtins[indx] = type; |
||
767 | |||
768 | return type; |
||
769 | } |
||
770 | |||
771 | /* Allocate more space in the type table. If ref is TRUE, this is a |
||
772 | reference to the type; if it is not already defined, we should set |
||
773 | up an indirect type. */ |
||
774 | |||
775 | static bfd_boolean |
||
776 | ieee_alloc_type (struct ieee_info *info, unsigned int indx, bfd_boolean ref) |
||
777 | { |
||
778 | unsigned int nalloc; |
||
779 | register struct ieee_type *t; |
||
780 | struct ieee_type *tend; |
||
781 | |||
782 | if (indx >= info->types.alloc) |
||
783 | { |
||
784 | nalloc = info->types.alloc; |
||
785 | if (nalloc == 0) |
||
786 | nalloc = 4; |
||
787 | while (indx >= nalloc) |
||
788 | nalloc *= 2; |
||
789 | |||
790 | info->types.types = ((struct ieee_type *) |
||
791 | xrealloc (info->types.types, |
||
792 | nalloc * sizeof *info->types.types)); |
||
793 | |||
794 | memset (info->types.types + info->types.alloc, 0, |
||
795 | (nalloc - info->types.alloc) * sizeof *info->types.types); |
||
796 | |||
797 | tend = info->types.types + nalloc; |
||
798 | for (t = info->types.types + info->types.alloc; t < tend; t++) |
||
799 | t->type = DEBUG_TYPE_NULL; |
||
800 | |||
801 | info->types.alloc = nalloc; |
||
802 | } |
||
803 | |||
804 | if (ref) |
||
805 | { |
||
806 | t = info->types.types + indx; |
||
807 | if (t->type == NULL) |
||
808 | { |
||
809 | t->pslot = (debug_type *) xmalloc (sizeof *t->pslot); |
||
810 | *t->pslot = DEBUG_TYPE_NULL; |
||
811 | t->type = debug_make_indirect_type (info->dhandle, t->pslot, |
||
812 | (const char *) NULL); |
||
813 | if (t->type == NULL) |
||
814 | return FALSE; |
||
815 | } |
||
816 | } |
||
817 | |||
818 | return TRUE; |
||
819 | } |
||
820 | |||
821 | /* Read a type index and return the corresponding type. */ |
||
822 | |||
823 | static bfd_boolean |
||
824 | ieee_read_type_index (struct ieee_info *info, const bfd_byte **pp, |
||
825 | debug_type *ptype) |
||
826 | { |
||
827 | const bfd_byte *start; |
||
828 | bfd_vma indx; |
||
829 | |||
830 | start = *pp; |
||
831 | |||
832 | if (! ieee_read_number (info, pp, &indx)) |
||
833 | return FALSE; |
||
834 | |||
835 | if (indx < 256) |
||
836 | { |
||
837 | *ptype = ieee_builtin_type (info, start, indx); |
||
838 | if (*ptype == NULL) |
||
839 | return FALSE; |
||
840 | return TRUE; |
||
841 | } |
||
842 | |||
843 | indx -= 256; |
||
844 | if (! ieee_alloc_type (info, indx, TRUE)) |
||
845 | return FALSE; |
||
846 | |||
847 | *ptype = info->types.types[indx].type; |
||
848 | |||
849 | return TRUE; |
||
850 | } |
||
851 | |||
852 | /* Parse IEEE debugging information for a file. This is passed the |
||
853 | bytes which compose the Debug Information Part of an IEEE file. */ |
||
854 | |||
855 | bfd_boolean |
||
856 | parse_ieee (void *dhandle, bfd *abfd, const bfd_byte *bytes, bfd_size_type len) |
||
857 | { |
||
858 | struct ieee_info info; |
||
859 | unsigned int i; |
||
860 | const bfd_byte *p, *pend; |
||
861 | |||
862 | info.dhandle = dhandle; |
||
863 | info.abfd = abfd; |
||
864 | info.bytes = bytes; |
||
865 | info.pend = bytes + len; |
||
866 | info.blockstack.bsp = info.blockstack.stack; |
||
867 | info.saw_filename = FALSE; |
||
868 | info.vars.alloc = 0; |
||
869 | info.vars.vars = NULL; |
||
870 | info.global_vars = NULL; |
||
871 | info.types.alloc = 0; |
||
872 | info.types.types = NULL; |
||
873 | info.global_types = NULL; |
||
874 | info.tags = NULL; |
||
875 | for (i = 0; i < BUILTIN_TYPE_COUNT; i++) |
||
876 | info.types.builtins[i] = DEBUG_TYPE_NULL; |
||
877 | |||
878 | p = bytes; |
||
879 | pend = info.pend; |
||
880 | while (p < pend) |
||
881 | { |
||
882 | const bfd_byte *record_start; |
||
883 | ieee_record_enum_type c; |
||
884 | |||
885 | record_start = p; |
||
886 | |||
887 | c = (ieee_record_enum_type) *p++; |
||
888 | |||
889 | if (c == ieee_at_record_enum) |
||
890 | c = (ieee_record_enum_type) (((unsigned int) c << 8) | *p++); |
||
891 | |||
892 | if (c <= ieee_number_repeat_end_enum) |
||
893 | { |
||
894 | ieee_error (&info, record_start, _("unexpected number")); |
||
895 | return FALSE; |
||
896 | } |
||
897 | |||
898 | switch (c) |
||
899 | { |
||
900 | default: |
||
901 | ieee_error (&info, record_start, _("unexpected record type")); |
||
902 | return FALSE; |
||
903 | |||
904 | case ieee_bb_record_enum: |
||
905 | if (! parse_ieee_bb (&info, &p)) |
||
906 | return FALSE; |
||
907 | break; |
||
908 | |||
909 | case ieee_be_record_enum: |
||
910 | if (! parse_ieee_be (&info, &p)) |
||
911 | return FALSE; |
||
912 | break; |
||
913 | |||
914 | case ieee_nn_record: |
||
915 | if (! parse_ieee_nn (&info, &p)) |
||
916 | return FALSE; |
||
917 | break; |
||
918 | |||
919 | case ieee_ty_record_enum: |
||
920 | if (! parse_ieee_ty (&info, &p)) |
||
921 | return FALSE; |
||
922 | break; |
||
923 | |||
924 | case ieee_atn_record_enum: |
||
925 | if (! parse_ieee_atn (&info, &p)) |
||
926 | return FALSE; |
||
927 | break; |
||
928 | } |
||
929 | } |
||
930 | |||
931 | if (info.blockstack.bsp != info.blockstack.stack) |
||
932 | { |
||
933 | ieee_error (&info, (const bfd_byte *) NULL, |
||
934 | _("blocks left on stack at end")); |
||
935 | return FALSE; |
||
936 | } |
||
937 | |||
938 | return TRUE; |
||
939 | } |
||
940 | |||
941 | /* Handle an IEEE BB record. */ |
||
942 | |||
943 | static bfd_boolean |
||
944 | parse_ieee_bb (struct ieee_info *info, const bfd_byte **pp) |
||
945 | { |
||
946 | const bfd_byte *block_start; |
||
947 | bfd_byte b; |
||
948 | bfd_vma size; |
||
949 | const char *name; |
||
950 | unsigned long namlen; |
||
951 | char *namcopy = NULL; |
||
952 | unsigned int fnindx; |
||
953 | bfd_boolean skip; |
||
954 | |||
955 | block_start = *pp; |
||
956 | |||
957 | b = **pp; |
||
958 | ++*pp; |
||
959 | |||
960 | if (! ieee_read_number (info, pp, &size) |
||
961 | || ! ieee_read_id (info, pp, &name, &namlen)) |
||
962 | return FALSE; |
||
963 | |||
964 | fnindx = (unsigned int) -1; |
||
965 | skip = FALSE; |
||
966 | |||
967 | switch (b) |
||
968 | { |
||
969 | case 1: |
||
970 | /* BB1: Type definitions local to a module. */ |
||
971 | namcopy = savestring (name, namlen); |
||
972 | if (namcopy == NULL) |
||
973 | return FALSE; |
||
974 | if (! debug_set_filename (info->dhandle, namcopy)) |
||
975 | return FALSE; |
||
976 | info->saw_filename = TRUE; |
||
977 | |||
978 | /* Discard any variables or types we may have seen before. */ |
||
979 | if (info->vars.vars != NULL) |
||
980 | free (info->vars.vars); |
||
981 | info->vars.vars = NULL; |
||
982 | info->vars.alloc = 0; |
||
983 | if (info->types.types != NULL) |
||
984 | free (info->types.types); |
||
985 | info->types.types = NULL; |
||
986 | info->types.alloc = 0; |
||
987 | |||
988 | /* Initialize the types to the global types. */ |
||
989 | if (info->global_types != NULL) |
||
990 | { |
||
991 | info->types.alloc = info->global_types->alloc; |
||
992 | info->types.types = ((struct ieee_type *) |
||
993 | xmalloc (info->types.alloc |
||
994 | * sizeof (*info->types.types))); |
||
995 | memcpy (info->types.types, info->global_types->types, |
||
996 | info->types.alloc * sizeof (*info->types.types)); |
||
997 | } |
||
998 | |||
999 | break; |
||
1000 | |||
1001 | case 2: |
||
1002 | /* BB2: Global type definitions. The name is supposed to be |
||
1003 | empty, but we don't check. */ |
||
1004 | if (! debug_set_filename (info->dhandle, "*global*")) |
||
1005 | return FALSE; |
||
1006 | info->saw_filename = TRUE; |
||
1007 | break; |
||
1008 | |||
1009 | case 3: |
||
1010 | /* BB3: High level module block begin. We don't have to do |
||
1011 | anything here. The name is supposed to be the same as for |
||
1012 | the BB1, but we don't check. */ |
||
1013 | break; |
||
1014 | |||
1015 | case 4: |
||
1016 | /* BB4: Global function. */ |
||
1017 | { |
||
1018 | bfd_vma stackspace, typindx, offset; |
||
1019 | debug_type return_type; |
||
1020 | |||
1021 | if (! ieee_read_number (info, pp, &stackspace) |
||
1022 | || ! ieee_read_number (info, pp, &typindx) |
||
1023 | || ! ieee_read_expression (info, pp, &offset)) |
||
1024 | return FALSE; |
||
1025 | |||
1026 | /* We have no way to record the stack space. FIXME. */ |
||
1027 | |||
1028 | if (typindx < 256) |
||
1029 | { |
||
1030 | return_type = ieee_builtin_type (info, block_start, typindx); |
||
1031 | if (return_type == DEBUG_TYPE_NULL) |
||
1032 | return FALSE; |
||
1033 | } |
||
1034 | else |
||
1035 | { |
||
1036 | typindx -= 256; |
||
1037 | if (! ieee_alloc_type (info, typindx, TRUE)) |
||
1038 | return FALSE; |
||
1039 | fnindx = typindx; |
||
1040 | return_type = info->types.types[typindx].type; |
||
1041 | if (debug_get_type_kind (info->dhandle, return_type) |
||
1042 | == DEBUG_KIND_FUNCTION) |
||
1043 | return_type = debug_get_return_type (info->dhandle, |
||
1044 | return_type); |
||
1045 | } |
||
1046 | |||
1047 | namcopy = savestring (name, namlen); |
||
1048 | if (namcopy == NULL) |
||
1049 | return FALSE; |
||
1050 | if (! debug_record_function (info->dhandle, namcopy, return_type, |
||
1051 | TRUE, offset)) |
||
1052 | return FALSE; |
||
1053 | } |
||
1054 | break; |
||
1055 | |||
1056 | case 5: |
||
1057 | /* BB5: File name for source line numbers. */ |
||
1058 | { |
||
1059 | unsigned int i; |
||
1060 | |||
1061 | /* We ignore the date and time. FIXME. */ |
||
1062 | for (i = 0; i < 6; i++) |
||
1063 | { |
||
1064 | bfd_vma ignore; |
||
1065 | bfd_boolean present; |
||
1066 | |||
1067 | if (! ieee_read_optional_number (info, pp, &ignore, &present)) |
||
1068 | return FALSE; |
||
1069 | if (! present) |
||
1070 | break; |
||
1071 | } |
||
1072 | |||
1073 | if (! info->saw_filename) |
||
1074 | { |
||
1075 | namcopy = savestring (name, namlen); |
||
1076 | if (namcopy == NULL) |
||
1077 | return FALSE; |
||
1078 | if (! debug_set_filename (info->dhandle, namcopy)) |
||
1079 | return FALSE; |
||
1080 | info->saw_filename = TRUE; |
||
1081 | } |
||
1082 | |||
1083 | namcopy = savestring (name, namlen); |
||
1084 | if (namcopy == NULL) |
||
1085 | return FALSE; |
||
1086 | if (! debug_start_source (info->dhandle, namcopy)) |
||
1087 | return FALSE; |
||
1088 | } |
||
1089 | break; |
||
1090 | |||
1091 | case 6: |
||
1092 | /* BB6: Local function or block. */ |
||
1093 | { |
||
1094 | bfd_vma stackspace, typindx, offset; |
||
1095 | |||
1096 | if (! ieee_read_number (info, pp, &stackspace) |
||
1097 | || ! ieee_read_number (info, pp, &typindx) |
||
1098 | || ! ieee_read_expression (info, pp, &offset)) |
||
1099 | return FALSE; |
||
1100 | |||
1101 | /* We have no way to record the stack space. FIXME. */ |
||
1102 | |||
1103 | if (namlen == 0) |
||
1104 | { |
||
1105 | if (! debug_start_block (info->dhandle, offset)) |
||
1106 | return FALSE; |
||
1107 | /* Change b to indicate that this is a block |
||
1108 | rather than a function. */ |
||
1109 | b = 0x86; |
||
1110 | } |
||
1111 | else |
||
1112 | { |
||
1113 | /* The MRI C++ compiler will output a fake function named |
||
1114 | __XRYCPP to hold C++ debugging information. We skip |
||
1115 | that function. This is not crucial, but it makes |
||
1116 | converting from IEEE to other debug formats work |
||
1117 | better. */ |
||
1118 | if (strncmp (name, "__XRYCPP", namlen) == 0) |
||
1119 | skip = TRUE; |
||
1120 | else |
||
1121 | { |
||
1122 | debug_type return_type; |
||
1123 | |||
1124 | if (typindx < 256) |
||
1125 | { |
||
1126 | return_type = ieee_builtin_type (info, block_start, |
||
1127 | typindx); |
||
1128 | if (return_type == NULL) |
||
1129 | return FALSE; |
||
1130 | } |
||
1131 | else |
||
1132 | { |
||
1133 | typindx -= 256; |
||
1134 | if (! ieee_alloc_type (info, typindx, TRUE)) |
||
1135 | return FALSE; |
||
1136 | fnindx = typindx; |
||
1137 | return_type = info->types.types[typindx].type; |
||
1138 | if (debug_get_type_kind (info->dhandle, return_type) |
||
1139 | == DEBUG_KIND_FUNCTION) |
||
1140 | return_type = debug_get_return_type (info->dhandle, |
||
1141 | return_type); |
||
1142 | } |
||
1143 | |||
1144 | namcopy = savestring (name, namlen); |
||
1145 | if (namcopy == NULL) |
||
1146 | return FALSE; |
||
1147 | if (! debug_record_function (info->dhandle, namcopy, |
||
1148 | return_type, FALSE, offset)) |
||
1149 | return FALSE; |
||
1150 | } |
||
1151 | } |
||
1152 | } |
||
1153 | break; |
||
1154 | |||
1155 | case 10: |
||
1156 | /* BB10: Assembler module scope. In the normal case, we |
||
1157 | completely ignore all this information. FIXME. */ |
||
1158 | { |
||
1159 | const char *inam, *vstr; |
||
1160 | unsigned long inamlen, vstrlen; |
||
1161 | bfd_vma tool_type; |
||
1162 | bfd_boolean present; |
||
1163 | unsigned int i; |
||
1164 | |||
1165 | if (! info->saw_filename) |
||
1166 | { |
||
1167 | namcopy = savestring (name, namlen); |
||
1168 | if (namcopy == NULL) |
||
1169 | return FALSE; |
||
1170 | if (! debug_set_filename (info->dhandle, namcopy)) |
||
1171 | return FALSE; |
||
1172 | info->saw_filename = TRUE; |
||
1173 | } |
||
1174 | |||
1175 | if (! ieee_read_id (info, pp, &inam, &inamlen) |
||
1176 | || ! ieee_read_number (info, pp, &tool_type) |
||
1177 | || ! ieee_read_optional_id (info, pp, &vstr, &vstrlen, &present)) |
||
1178 | return FALSE; |
||
1179 | for (i = 0; i < 6; i++) |
||
1180 | { |
||
1181 | bfd_vma ignore; |
||
1182 | |||
1183 | if (! ieee_read_optional_number (info, pp, &ignore, &present)) |
||
1184 | return FALSE; |
||
1185 | if (! present) |
||
1186 | break; |
||
1187 | } |
||
1188 | } |
||
1189 | break; |
||
1190 | |||
1191 | case 11: |
||
1192 | /* BB11: Module section. We completely ignore all this |
||
1193 | information. FIXME. */ |
||
1194 | { |
||
1195 | bfd_vma sectype, secindx, offset, map; |
||
1196 | bfd_boolean present; |
||
1197 | |||
1198 | if (! ieee_read_number (info, pp, §ype) |
||
1199 | || ! ieee_read_number (info, pp, &secindx) |
||
1200 | || ! ieee_read_expression (info, pp, &offset) |
||
1201 | || ! ieee_read_optional_number (info, pp, &map, &present)) |
||
1202 | return FALSE; |
||
1203 | } |
||
1204 | break; |
||
1205 | |||
1206 | default: |
||
1207 | ieee_error (info, block_start, _("unknown BB type")); |
||
1208 | return FALSE; |
||
1209 | } |
||
1210 | |||
1211 | |||
1212 | /* Push this block on the block stack. */ |
||
1213 | |||
1214 | if (info->blockstack.bsp >= info->blockstack.stack + BLOCKSTACK_SIZE) |
||
1215 | { |
||
1216 | ieee_error (info, (const bfd_byte *) NULL, _("stack overflow")); |
||
1217 | return FALSE; |
||
1218 | } |
||
1219 | |||
1220 | info->blockstack.bsp->kind = b; |
||
1221 | if (b == 5) |
||
1222 | info->blockstack.bsp->filename = namcopy; |
||
1223 | info->blockstack.bsp->fnindx = fnindx; |
||
1224 | info->blockstack.bsp->skip = skip; |
||
1225 | ++info->blockstack.bsp; |
||
1226 | |||
1227 | return TRUE; |
||
1228 | } |
||
1229 | |||
1230 | /* Handle an IEEE BE record. */ |
||
1231 | |||
1232 | static bfd_boolean |
||
1233 | parse_ieee_be (struct ieee_info *info, const bfd_byte **pp) |
||
1234 | { |
||
1235 | bfd_vma offset; |
||
1236 | |||
1237 | if (info->blockstack.bsp <= info->blockstack.stack) |
||
1238 | { |
||
1239 | ieee_error (info, *pp, _("stack underflow")); |
||
1240 | return FALSE; |
||
1241 | } |
||
1242 | --info->blockstack.bsp; |
||
1243 | |||
1244 | switch (info->blockstack.bsp->kind) |
||
1245 | { |
||
1246 | case 2: |
||
1247 | /* When we end the global typedefs block, we copy out the |
||
1248 | contents of info->vars. This is because the variable indices |
||
1249 | may be reused in the local blocks. However, we need to |
||
1250 | preserve them so that we can locate a function returning a |
||
1251 | reference variable whose type is named in the global typedef |
||
1252 | block. */ |
||
1253 | info->global_vars = ((struct ieee_vars *) |
||
1254 | xmalloc (sizeof *info->global_vars)); |
||
1255 | info->global_vars->alloc = info->vars.alloc; |
||
1256 | info->global_vars->vars = ((struct ieee_var *) |
||
1257 | xmalloc (info->vars.alloc |
||
1258 | * sizeof (*info->vars.vars))); |
||
1259 | memcpy (info->global_vars->vars, info->vars.vars, |
||
1260 | info->vars.alloc * sizeof (*info->vars.vars)); |
||
1261 | |||
1262 | /* We also copy out the non builtin parts of info->types, since |
||
1263 | the types are discarded when we start a new block. */ |
||
1264 | info->global_types = ((struct ieee_types *) |
||
1265 | xmalloc (sizeof *info->global_types)); |
||
1266 | info->global_types->alloc = info->types.alloc; |
||
1267 | info->global_types->types = ((struct ieee_type *) |
||
1268 | xmalloc (info->types.alloc |
||
1269 | * sizeof (*info->types.types))); |
||
1270 | memcpy (info->global_types->types, info->types.types, |
||
1271 | info->types.alloc * sizeof (*info->types.types)); |
||
1272 | memset (info->global_types->builtins, 0, |
||
1273 | sizeof (info->global_types->builtins)); |
||
1274 | |||
1275 | break; |
||
1276 | |||
1277 | case 4: |
||
1278 | case 6: |
||
1279 | if (! ieee_read_expression (info, pp, &offset)) |
||
1280 | return FALSE; |
||
1281 | if (! info->blockstack.bsp->skip) |
||
1282 | { |
||
1283 | if (! debug_end_function (info->dhandle, offset + 1)) |
||
1284 | return FALSE; |
||
1285 | } |
||
1286 | break; |
||
1287 | |||
1288 | case 0x86: |
||
1289 | /* This is BE6 when BB6 started a block rather than a local |
||
1290 | function. */ |
||
1291 | if (! ieee_read_expression (info, pp, &offset)) |
||
1292 | return FALSE; |
||
1293 | if (! debug_end_block (info->dhandle, offset + 1)) |
||
1294 | return FALSE; |
||
1295 | break; |
||
1296 | |||
1297 | case 5: |
||
1298 | /* When we end a BB5, we look up the stack for the last BB5, if |
||
1299 | there is one, so that we can call debug_start_source. */ |
||
1300 | if (info->blockstack.bsp > info->blockstack.stack) |
||
1301 | { |
||
1302 | struct ieee_block *bl; |
||
1303 | |||
1304 | bl = info->blockstack.bsp; |
||
1305 | do |
||
1306 | { |
||
1307 | --bl; |
||
1308 | if (bl->kind == 5) |
||
1309 | { |
||
1310 | if (! debug_start_source (info->dhandle, bl->filename)) |
||
1311 | return FALSE; |
||
1312 | break; |
||
1313 | } |
||
1314 | } |
||
1315 | while (bl != info->blockstack.stack); |
||
1316 | } |
||
1317 | break; |
||
1318 | |||
1319 | case 11: |
||
1320 | if (! ieee_read_expression (info, pp, &offset)) |
||
1321 | return FALSE; |
||
1322 | /* We just ignore the module size. FIXME. */ |
||
1323 | break; |
||
1324 | |||
1325 | default: |
||
1326 | /* Other block types do not have any trailing information. */ |
||
1327 | break; |
||
1328 | } |
||
1329 | |||
1330 | return TRUE; |
||
1331 | } |
||
1332 | |||
1333 | /* Parse an NN record. */ |
||
1334 | |||
1335 | static bfd_boolean |
||
1336 | parse_ieee_nn (struct ieee_info *info, const bfd_byte **pp) |
||
1337 | { |
||
1338 | const bfd_byte *nn_start; |
||
1339 | bfd_vma varindx; |
||
1340 | const char *name; |
||
1341 | unsigned long namlen; |
||
1342 | |||
1343 | nn_start = *pp; |
||
1344 | |||
1345 | if (! ieee_read_number (info, pp, &varindx) |
||
1346 | || ! ieee_read_id (info, pp, &name, &namlen)) |
||
1347 | return FALSE; |
||
1348 | |||
1349 | if (varindx < 32) |
||
1350 | { |
||
1351 | ieee_error (info, nn_start, _("illegal variable index")); |
||
1352 | return FALSE; |
||
1353 | } |
||
1354 | varindx -= 32; |
||
1355 | |||
1356 | if (varindx >= info->vars.alloc) |
||
1357 | { |
||
1358 | unsigned int alloc; |
||
1359 | |||
1360 | alloc = info->vars.alloc; |
||
1361 | if (alloc == 0) |
||
1362 | alloc = 4; |
||
1363 | while (varindx >= alloc) |
||
1364 | alloc *= 2; |
||
1365 | info->vars.vars = ((struct ieee_var *) |
||
1366 | xrealloc (info->vars.vars, |
||
1367 | alloc * sizeof *info->vars.vars)); |
||
1368 | memset (info->vars.vars + info->vars.alloc, 0, |
||
1369 | (alloc - info->vars.alloc) * sizeof *info->vars.vars); |
||
1370 | info->vars.alloc = alloc; |
||
1371 | } |
||
1372 | |||
1373 | info->vars.vars[varindx].name = name; |
||
1374 | info->vars.vars[varindx].namlen = namlen; |
||
1375 | |||
1376 | return TRUE; |
||
1377 | } |
||
1378 | |||
1379 | /* Parse a TY record. */ |
||
1380 | |||
1381 | static bfd_boolean |
||
1382 | parse_ieee_ty (struct ieee_info *info, const bfd_byte **pp) |
||
1383 | { |
||
1384 | const bfd_byte *ty_start, *ty_var_start, *ty_code_start; |
||
1385 | bfd_vma typeindx, varindx, tc; |
||
1386 | void *dhandle; |
||
1387 | bfd_boolean tag, typdef; |
||
1388 | debug_type *arg_slots; |
||
1389 | unsigned long type_bitsize; |
||
1390 | debug_type type; |
||
1391 | |||
1392 | ty_start = *pp; |
||
1393 | |||
1394 | if (! ieee_read_number (info, pp, &typeindx)) |
||
1395 | return FALSE; |
||
1396 | |||
1397 | if (typeindx < 256) |
||
1398 | { |
||
1399 | ieee_error (info, ty_start, _("illegal type index")); |
||
1400 | return FALSE; |
||
1401 | } |
||
1402 | |||
1403 | typeindx -= 256; |
||
1404 | if (! ieee_alloc_type (info, typeindx, FALSE)) |
||
1405 | return FALSE; |
||
1406 | |||
1407 | if (**pp != 0xce) |
||
1408 | { |
||
1409 | ieee_error (info, *pp, _("unknown TY code")); |
||
1410 | return FALSE; |
||
1411 | } |
||
1412 | ++*pp; |
||
1413 | |||
1414 | ty_var_start = *pp; |
||
1415 | |||
1416 | if (! ieee_read_number (info, pp, &varindx)) |
||
1417 | return FALSE; |
||
1418 | |||
1419 | if (varindx < 32) |
||
1420 | { |
||
1421 | ieee_error (info, ty_var_start, _("illegal variable index")); |
||
1422 | return FALSE; |
||
1423 | } |
||
1424 | varindx -= 32; |
||
1425 | |||
1426 | if (varindx >= info->vars.alloc || info->vars.vars[varindx].name == NULL) |
||
1427 | { |
||
1428 | ieee_error (info, ty_var_start, _("undefined variable in TY")); |
||
1429 | return FALSE; |
||
1430 | } |
||
1431 | |||
1432 | ty_code_start = *pp; |
||
1433 | |||
1434 | if (! ieee_read_number (info, pp, &tc)) |
||
1435 | return FALSE; |
||
1436 | |||
1437 | dhandle = info->dhandle; |
||
1438 | |||
1439 | tag = FALSE; |
||
1440 | typdef = FALSE; |
||
1441 | arg_slots = NULL; |
||
1442 | type_bitsize = 0; |
||
1443 | switch (tc) |
||
1444 | { |
||
1445 | default: |
||
1446 | ieee_error (info, ty_code_start, _("unknown TY code")); |
||
1447 | return FALSE; |
||
1448 | |||
1449 | case '!': |
||
1450 | /* Unknown type, with size. We treat it as int. FIXME. */ |
||
1451 | { |
||
1452 | bfd_vma size; |
||
1453 | |||
1454 | if (! ieee_read_number (info, pp, &size)) |
||
1455 | return FALSE; |
||
1456 | type = debug_make_int_type (dhandle, size, FALSE); |
||
1457 | } |
||
1458 | break; |
||
1459 | |||
1460 | case 'A': /* Array. */ |
||
1461 | case 'a': /* FORTRAN array in column/row order. FIXME: Not |
||
1462 | distinguished from normal array. */ |
||
1463 | { |
||
1464 | debug_type ele_type; |
||
1465 | bfd_vma lower, upper; |
||
1466 | |||
1467 | if (! ieee_read_type_index (info, pp, &ele_type) |
||
1468 | || ! ieee_read_number (info, pp, &lower) |
||
1469 | || ! ieee_read_number (info, pp, &upper)) |
||
1470 | return FALSE; |
||
1471 | type = debug_make_array_type (dhandle, ele_type, |
||
1472 | ieee_builtin_type (info, ty_code_start, |
||
1473 | ((unsigned int) |
||
1474 | builtin_int)), |
||
1475 | (bfd_signed_vma) lower, |
||
1476 | (bfd_signed_vma) upper, |
||
1477 | FALSE); |
||
1478 | } |
||
1479 | break; |
||
1480 | |||
1481 | case 'E': |
||
1482 | /* Simple enumeration. */ |
||
1483 | { |
||
1484 | bfd_vma size; |
||
1485 | unsigned int alloc; |
||
1486 | const char **names; |
||
1487 | unsigned int c; |
||
1488 | bfd_signed_vma *vals; |
||
1489 | unsigned int i; |
||
1490 | |||
1491 | if (! ieee_read_number (info, pp, &size)) |
||
1492 | return FALSE; |
||
1493 | /* FIXME: we ignore the enumeration size. */ |
||
1494 | |||
1495 | alloc = 10; |
||
1496 | names = (const char **) xmalloc (alloc * sizeof *names); |
||
1497 | memset (names, 0, alloc * sizeof *names); |
||
1498 | c = 0; |
||
1499 | while (1) |
||
1500 | { |
||
1501 | const char *name; |
||
1502 | unsigned long namlen; |
||
1503 | bfd_boolean present; |
||
1504 | |||
1505 | if (! ieee_read_optional_id (info, pp, &name, &namlen, &present)) |
||
1506 | return FALSE; |
||
1507 | if (! present) |
||
1508 | break; |
||
1509 | |||
1510 | if (c + 1 >= alloc) |
||
1511 | { |
||
1512 | alloc += 10; |
||
1513 | names = ((const char **) |
||
1514 | xrealloc (names, alloc * sizeof *names)); |
||
1515 | } |
||
1516 | |||
1517 | names[c] = savestring (name, namlen); |
||
1518 | if (names[c] == NULL) |
||
1519 | return FALSE; |
||
1520 | ++c; |
||
1521 | } |
||
1522 | |||
1523 | names[c] = NULL; |
||
1524 | |||
1525 | vals = (bfd_signed_vma *) xmalloc (c * sizeof *vals); |
||
1526 | for (i = 0; i < c; i++) |
||
1527 | vals[i] = i; |
||
1528 | |||
1529 | type = debug_make_enum_type (dhandle, names, vals); |
||
1530 | tag = TRUE; |
||
1531 | } |
||
1532 | break; |
||
1533 | |||
1534 | case 'G': |
||
1535 | /* Struct with bit fields. */ |
||
1536 | { |
||
1537 | bfd_vma size; |
||
1538 | unsigned int alloc; |
||
1539 | debug_field *fields; |
||
1540 | unsigned int c; |
||
1541 | |||
1542 | if (! ieee_read_number (info, pp, &size)) |
||
1543 | return FALSE; |
||
1544 | |||
1545 | alloc = 10; |
||
1546 | fields = (debug_field *) xmalloc (alloc * sizeof *fields); |
||
1547 | c = 0; |
||
1548 | while (1) |
||
1549 | { |
||
1550 | const char *name; |
||
1551 | unsigned long namlen; |
||
1552 | bfd_boolean present; |
||
1553 | debug_type ftype; |
||
1554 | bfd_vma bitpos, bitsize; |
||
1555 | |||
1556 | if (! ieee_read_optional_id (info, pp, &name, &namlen, &present)) |
||
1557 | return FALSE; |
||
1558 | if (! present) |
||
1559 | break; |
||
1560 | if (! ieee_read_type_index (info, pp, &ftype) |
||
1561 | || ! ieee_read_number (info, pp, &bitpos) |
||
1562 | || ! ieee_read_number (info, pp, &bitsize)) |
||
1563 | return FALSE; |
||
1564 | |||
1565 | if (c + 1 >= alloc) |
||
1566 | { |
||
1567 | alloc += 10; |
||
1568 | fields = ((debug_field *) |
||
1569 | xrealloc (fields, alloc * sizeof *fields)); |
||
1570 | } |
||
1571 | |||
1572 | fields[c] = debug_make_field (dhandle, savestring (name, namlen), |
||
1573 | ftype, bitpos, bitsize, |
||
1574 | DEBUG_VISIBILITY_PUBLIC); |
||
1575 | if (fields[c] == NULL) |
||
1576 | return FALSE; |
||
1577 | ++c; |
||
1578 | } |
||
1579 | |||
1580 | fields[c] = NULL; |
||
1581 | |||
1582 | type = debug_make_struct_type (dhandle, TRUE, size, fields); |
||
1583 | tag = TRUE; |
||
1584 | } |
||
1585 | break; |
||
1586 | |||
1587 | case 'N': |
||
1588 | /* Enumeration. */ |
||
1589 | { |
||
1590 | unsigned int alloc; |
||
1591 | const char **names; |
||
1592 | bfd_signed_vma *vals; |
||
1593 | unsigned int c; |
||
1594 | |||
1595 | alloc = 10; |
||
1596 | names = (const char **) xmalloc (alloc * sizeof *names); |
||
1597 | vals = (bfd_signed_vma *) xmalloc (alloc * sizeof *names); |
||
1598 | c = 0; |
||
1599 | while (1) |
||
1600 | { |
||
1601 | const char *name; |
||
1602 | unsigned long namlen; |
||
1603 | bfd_boolean present; |
||
1604 | bfd_vma val; |
||
1605 | |||
1606 | if (! ieee_read_optional_id (info, pp, &name, &namlen, &present)) |
||
1607 | return FALSE; |
||
1608 | if (! present) |
||
1609 | break; |
||
1610 | if (! ieee_read_number (info, pp, &val)) |
||
1611 | return FALSE; |
||
1612 | |||
1613 | /* If the length of the name is zero, then the value is |
||
1614 | actually the size of the enum. We ignore this |
||
1615 | information. FIXME. */ |
||
1616 | if (namlen == 0) |
||
1617 | continue; |
||
1618 | |||
1619 | if (c + 1 >= alloc) |
||
1620 | { |
||
1621 | alloc += 10; |
||
1622 | names = ((const char **) |
||
1623 | xrealloc (names, alloc * sizeof *names)); |
||
1624 | vals = ((bfd_signed_vma *) |
||
1625 | xrealloc (vals, alloc * sizeof *vals)); |
||
1626 | } |
||
1627 | |||
1628 | names[c] = savestring (name, namlen); |
||
1629 | if (names[c] == NULL) |
||
1630 | return FALSE; |
||
1631 | vals[c] = (bfd_signed_vma) val; |
||
1632 | ++c; |
||
1633 | } |
||
1634 | |||
1635 | names[c] = NULL; |
||
1636 | |||
1637 | type = debug_make_enum_type (dhandle, names, vals); |
||
1638 | tag = TRUE; |
||
1639 | } |
||
1640 | break; |
||
1641 | |||
1642 | case 'O': /* Small pointer. We don't distinguish small and large |
||
1643 | pointers. FIXME. */ |
||
1644 | case 'P': /* Large pointer. */ |
||
1645 | { |
||
1646 | debug_type t; |
||
1647 | |||
1648 | if (! ieee_read_type_index (info, pp, &t)) |
||
1649 | return FALSE; |
||
1650 | type = debug_make_pointer_type (dhandle, t); |
||
1651 | } |
||
1652 | break; |
||
1653 | |||
1654 | case 'R': |
||
1655 | /* Range. */ |
||
1656 | { |
||
1657 | bfd_vma low, high, signedp, size; |
||
1658 | |||
1659 | if (! ieee_read_number (info, pp, &low) |
||
1660 | || ! ieee_read_number (info, pp, &high) |
||
1661 | || ! ieee_read_number (info, pp, &signedp) |
||
1662 | || ! ieee_read_number (info, pp, &size)) |
||
1663 | return FALSE; |
||
1664 | |||
1665 | type = debug_make_range_type (dhandle, |
||
1666 | debug_make_int_type (dhandle, size, |
||
1667 | ! signedp), |
||
1668 | (bfd_signed_vma) low, |
||
1669 | (bfd_signed_vma) high); |
||
1670 | } |
||
1671 | break; |
||
1672 | |||
1673 | case 'S': /* Struct. */ |
||
1674 | case 'U': /* Union. */ |
||
1675 | { |
||
1676 | bfd_vma size; |
||
1677 | unsigned int alloc; |
||
1678 | debug_field *fields; |
||
1679 | unsigned int c; |
||
1680 | |||
1681 | if (! ieee_read_number (info, pp, &size)) |
||
1682 | return FALSE; |
||
1683 | |||
1684 | alloc = 10; |
||
1685 | fields = (debug_field *) xmalloc (alloc * sizeof *fields); |
||
1686 | c = 0; |
||
1687 | while (1) |
||
1688 | { |
||
1689 | const char *name; |
||
1690 | unsigned long namlen; |
||
1691 | bfd_boolean present; |
||
1692 | bfd_vma tindx; |
||
1693 | bfd_vma offset; |
||
1694 | debug_type ftype; |
||
1695 | bfd_vma bitsize; |
||
1696 | |||
1697 | if (! ieee_read_optional_id (info, pp, &name, &namlen, &present)) |
||
1698 | return FALSE; |
||
1699 | if (! present) |
||
1700 | break; |
||
1701 | if (! ieee_read_number (info, pp, &tindx) |
||
1702 | || ! ieee_read_number (info, pp, &offset)) |
||
1703 | return FALSE; |
||
1704 | |||
1705 | if (tindx < 256) |
||
1706 | { |
||
1707 | ftype = ieee_builtin_type (info, ty_code_start, tindx); |
||
1708 | bitsize = 0; |
||
1709 | offset *= 8; |
||
1710 | } |
||
1711 | else |
||
1712 | { |
||
1713 | struct ieee_type *t; |
||
1714 | |||
1715 | tindx -= 256; |
||
1716 | if (! ieee_alloc_type (info, tindx, TRUE)) |
||
1717 | return FALSE; |
||
1718 | t = info->types.types + tindx; |
||
1719 | ftype = t->type; |
||
1720 | bitsize = t->bitsize; |
||
1721 | if (bitsize == 0) |
||
1722 | offset *= 8; |
||
1723 | } |
||
1724 | |||
1725 | if (c + 1 >= alloc) |
||
1726 | { |
||
1727 | alloc += 10; |
||
1728 | fields = ((debug_field *) |
||
1729 | xrealloc (fields, alloc * sizeof *fields)); |
||
1730 | } |
||
1731 | |||
1732 | fields[c] = debug_make_field (dhandle, savestring (name, namlen), |
||
1733 | ftype, offset, bitsize, |
||
1734 | DEBUG_VISIBILITY_PUBLIC); |
||
1735 | if (fields[c] == NULL) |
||
1736 | return FALSE; |
||
1737 | ++c; |
||
1738 | } |
||
1739 | |||
1740 | fields[c] = NULL; |
||
1741 | |||
1742 | type = debug_make_struct_type (dhandle, tc == 'S', size, fields); |
||
1743 | tag = TRUE; |
||
1744 | } |
||
1745 | break; |
||
1746 | |||
1747 | case 'T': |
||
1748 | /* Typedef. */ |
||
1749 | if (! ieee_read_type_index (info, pp, &type)) |
||
1750 | return FALSE; |
||
1751 | typdef = TRUE; |
||
1752 | break; |
||
1753 | |||
1754 | case 'X': |
||
1755 | /* Procedure. FIXME: This is an extern declaration, which we |
||
1756 | have no way of representing. */ |
||
1757 | { |
||
1758 | bfd_vma attr; |
||
1759 | debug_type rtype; |
||
1760 | bfd_vma nargs; |
||
1761 | bfd_boolean present; |
||
1762 | struct ieee_var *pv; |
||
1763 | |||
1764 | /* FIXME: We ignore the attribute and the argument names. */ |
||
1765 | |||
1766 | if (! ieee_read_number (info, pp, &attr) |
||
1767 | || ! ieee_read_type_index (info, pp, &rtype) |
||
1768 | || ! ieee_read_number (info, pp, &nargs)) |
||
1769 | return FALSE; |
||
1770 | do |
||
1771 | { |
||
1772 | const char *name; |
||
1773 | unsigned long namlen; |
||
1774 | |||
1775 | if (! ieee_read_optional_id (info, pp, &name, &namlen, &present)) |
||
1776 | return FALSE; |
||
1777 | } |
||
1778 | while (present); |
||
1779 | |||
1780 | pv = info->vars.vars + varindx; |
||
1781 | pv->kind = IEEE_EXTERNAL; |
||
1782 | if (pv->namlen > 0 |
||
1783 | && debug_get_type_kind (dhandle, rtype) == DEBUG_KIND_POINTER) |
||
1784 | { |
||
1785 | /* Set up the return type as an indirect type pointing to |
||
1786 | the variable slot, so that we can change it to a |
||
1787 | reference later if appropriate. */ |
||
1788 | pv->pslot = (debug_type *) xmalloc (sizeof *pv->pslot); |
||
1789 | *pv->pslot = rtype; |
||
1790 | rtype = debug_make_indirect_type (dhandle, pv->pslot, |
||
1791 | (const char *) NULL); |
||
1792 | } |
||
1793 | |||
1794 | type = debug_make_function_type (dhandle, rtype, (debug_type *) NULL, |
||
1795 | FALSE); |
||
1796 | } |
||
1797 | break; |
||
1798 | |||
1799 | case 'V': |
||
1800 | case 'v': |
||
1801 | /* Void. This is not documented, but the MRI compiler emits it. */ |
||
1802 | type = debug_make_void_type (dhandle); |
||
1803 | break; |
||
1804 | |||
1805 | case 'Z': |
||
1806 | /* Array with 0 lower bound. */ |
||
1807 | { |
||
1808 | debug_type etype; |
||
1809 | bfd_vma high; |
||
1810 | |||
1811 | if (! ieee_read_type_index (info, pp, &etype) |
||
1812 | || ! ieee_read_number (info, pp, &high)) |
||
1813 | return FALSE; |
||
1814 | |||
1815 | type = debug_make_array_type (dhandle, etype, |
||
1816 | ieee_builtin_type (info, ty_code_start, |
||
1817 | ((unsigned int) |
||
1818 | builtin_int)), |
||
1819 | 0, (bfd_signed_vma) high, FALSE); |
||
1820 | } |
||
1821 | break; |
||
1822 | |||
1823 | case 'c': /* Complex. */ |
||
1824 | case 'd': /* Double complex. */ |
||
1825 | { |
||
1826 | const char *name; |
||
1827 | unsigned long namlen; |
||
1828 | |||
1829 | /* FIXME: I don't know what the name means. */ |
||
1830 | |||
1831 | if (! ieee_read_id (info, pp, &name, &namlen)) |
||
1832 | return FALSE; |
||
1833 | |||
1834 | type = debug_make_complex_type (dhandle, tc == 'c' ? 4 : 8); |
||
1835 | } |
||
1836 | break; |
||
1837 | |||
1838 | case 'f': |
||
1839 | /* Pascal file name. FIXME. */ |
||
1840 | ieee_error (info, ty_code_start, _("Pascal file name not supported")); |
||
1841 | return FALSE; |
||
1842 | |||
1843 | case 'g': |
||
1844 | /* Bitfield type. */ |
||
1845 | { |
||
1846 | bfd_vma signedp, bitsize, dummy; |
||
1847 | const bfd_byte *hold; |
||
1848 | bfd_boolean present; |
||
1849 | |||
1850 | if (! ieee_read_number (info, pp, &signedp) |
||
1851 | || ! ieee_read_number (info, pp, &bitsize)) |
||
1852 | return FALSE; |
||
1853 | |||
1854 | /* I think the documentation says that there is a type index, |
||
1855 | but some actual files do not have one. */ |
||
1856 | hold = *pp; |
||
1857 | if (! ieee_read_optional_number (info, pp, &dummy, &present)) |
||
1858 | return FALSE; |
||
1859 | if (! present) |
||
1860 | { |
||
1861 | /* FIXME: This is just a guess. */ |
||
1862 | type = debug_make_int_type (dhandle, 4, |
||
1863 | signedp ? FALSE : TRUE); |
||
1864 | } |
||
1865 | else |
||
1866 | { |
||
1867 | *pp = hold; |
||
1868 | if (! ieee_read_type_index (info, pp, &type)) |
||
1869 | return FALSE; |
||
1870 | } |
||
1871 | type_bitsize = bitsize; |
||
1872 | } |
||
1873 | break; |
||
1874 | |||
1875 | case 'n': |
||
1876 | /* Qualifier. */ |
||
1877 | { |
||
1878 | bfd_vma kind; |
||
1879 | debug_type t; |
||
1880 | |||
1881 | if (! ieee_read_number (info, pp, &kind) |
||
1882 | || ! ieee_read_type_index (info, pp, &t)) |
||
1883 | return FALSE; |
||
1884 | |||
1885 | switch (kind) |
||
1886 | { |
||
1887 | default: |
||
1888 | ieee_error (info, ty_start, _("unsupported qualifier")); |
||
1889 | return FALSE; |
||
1890 | |||
1891 | case 1: |
||
1892 | type = debug_make_const_type (dhandle, t); |
||
1893 | break; |
||
1894 | |||
1895 | case 2: |
||
1896 | type = debug_make_volatile_type (dhandle, t); |
||
1897 | break; |
||
1898 | } |
||
1899 | } |
||
1900 | break; |
||
1901 | |||
1902 | case 's': |
||
1903 | /* Set. */ |
||
1904 | { |
||
1905 | bfd_vma size; |
||
1906 | debug_type etype; |
||
1907 | |||
1908 | if (! ieee_read_number (info, pp, &size) |
||
1909 | || ! ieee_read_type_index (info, pp, &etype)) |
||
1910 | return FALSE; |
||
1911 | |||
1912 | /* FIXME: We ignore the size. */ |
||
1913 | |||
1914 | type = debug_make_set_type (dhandle, etype, FALSE); |
||
1915 | } |
||
1916 | break; |
||
1917 | |||
1918 | case 'x': |
||
1919 | /* Procedure with compiler dependencies. */ |
||
1920 | { |
||
1921 | struct ieee_var *pv; |
||
1922 | bfd_vma attr, frame_type, push_mask, nargs, level, father; |
||
1923 | debug_type rtype; |
||
1924 | debug_type *arg_types; |
||
1925 | bfd_boolean varargs; |
||
1926 | bfd_boolean present; |
||
1927 | |||
1928 | /* FIXME: We ignore some of this information. */ |
||
1929 | |||
1930 | pv = info->vars.vars + varindx; |
||
1931 | |||
1932 | if (! ieee_read_number (info, pp, &attr) |
||
1933 | || ! ieee_read_number (info, pp, &frame_type) |
||
1934 | || ! ieee_read_number (info, pp, &push_mask) |
||
1935 | || ! ieee_read_type_index (info, pp, &rtype) |
||
1936 | || ! ieee_read_number (info, pp, &nargs)) |
||
1937 | return FALSE; |
||
1938 | if (nargs == (bfd_vma) -1) |
||
1939 | { |
||
1940 | arg_types = NULL; |
||
1941 | varargs = FALSE; |
||
1942 | } |
||
1943 | else |
||
1944 | { |
||
1945 | unsigned int i; |
||
1946 | |||
1947 | arg_types = ((debug_type *) |
||
1948 | xmalloc ((nargs + 1) * sizeof *arg_types)); |
||
1949 | for (i = 0; i < nargs; i++) |
||
1950 | if (! ieee_read_type_index (info, pp, arg_types + i)) |
||
1951 | return FALSE; |
||
1952 | |||
1953 | /* If the last type is pointer to void, this is really a |
||
1954 | varargs function. */ |
||
1955 | varargs = FALSE; |
||
1956 | if (nargs > 0) |
||
1957 | { |
||
1958 | debug_type last; |
||
1959 | |||
1960 | last = arg_types[nargs - 1]; |
||
1961 | if (debug_get_type_kind (dhandle, last) == DEBUG_KIND_POINTER |
||
1962 | && (debug_get_type_kind (dhandle, |
||
1963 | debug_get_target_type (dhandle, |
||
1964 | last)) |
||
1965 | == DEBUG_KIND_VOID)) |
||
1966 | { |
||
1967 | --nargs; |
||
1968 | varargs = TRUE; |
||
1969 | } |
||
1970 | } |
||
1971 | |||
1972 | /* If there are any pointer arguments, turn them into |
||
1973 | indirect types in case we later need to convert them to |
||
1974 | reference types. */ |
||
1975 | for (i = 0; i < nargs; i++) |
||
1976 | { |
||
1977 | if (debug_get_type_kind (dhandle, arg_types[i]) |
||
1978 | == DEBUG_KIND_POINTER) |
||
1979 | { |
||
1980 | if (arg_slots == NULL) |
||
1981 | { |
||
1982 | arg_slots = ((debug_type *) |
||
1983 | xmalloc (nargs * sizeof *arg_slots)); |
||
1984 | memset (arg_slots, 0, nargs * sizeof *arg_slots); |
||
1985 | } |
||
1986 | arg_slots[i] = arg_types[i]; |
||
1987 | arg_types[i] = |
||
1988 | debug_make_indirect_type (dhandle, |
||
1989 | arg_slots + i, |
||
1990 | (const char *) NULL); |
||
1991 | } |
||
1992 | } |
||
1993 | |||
1994 | arg_types[nargs] = DEBUG_TYPE_NULL; |
||
1995 | } |
||
1996 | if (! ieee_read_number (info, pp, &level) |
||
1997 | || ! ieee_read_optional_number (info, pp, &father, &present)) |
||
1998 | return FALSE; |
||
1999 | |||
2000 | /* We can't distinguish between a global function and a static |
||
2001 | function. */ |
||
2002 | pv->kind = IEEE_FUNCTION; |
||
2003 | |||
2004 | if (pv->namlen > 0 |
||
2005 | && debug_get_type_kind (dhandle, rtype) == DEBUG_KIND_POINTER) |
||
2006 | { |
||
2007 | /* Set up the return type as an indirect type pointing to |
||
2008 | the variable slot, so that we can change it to a |
||
2009 | reference later if appropriate. */ |
||
2010 | pv->pslot = (debug_type *) xmalloc (sizeof *pv->pslot); |
||
2011 | *pv->pslot = rtype; |
||
2012 | rtype = debug_make_indirect_type (dhandle, pv->pslot, |
||
2013 | (const char *) NULL); |
||
2014 | } |
||
2015 | |||
2016 | type = debug_make_function_type (dhandle, rtype, arg_types, varargs); |
||
2017 | } |
||
2018 | break; |
||
2019 | } |
||
2020 | |||
2021 | /* Record the type in the table. */ |
||
2022 | |||
2023 | if (type == DEBUG_TYPE_NULL) |
||
2024 | return FALSE; |
||
2025 | |||
2026 | info->vars.vars[varindx].type = type; |
||
2027 | |||
2028 | if ((tag || typdef) |
||
2029 | && info->vars.vars[varindx].namlen > 0) |
||
2030 | { |
||
2031 | const char *name; |
||
2032 | |||
2033 | name = savestring (info->vars.vars[varindx].name, |
||
2034 | info->vars.vars[varindx].namlen); |
||
2035 | if (typdef) |
||
2036 | type = debug_name_type (dhandle, name, type); |
||
2037 | else if (tc == 'E' || tc == 'N') |
||
2038 | type = debug_tag_type (dhandle, name, type); |
||
2039 | else |
||
2040 | { |
||
2041 | struct ieee_tag *it; |
||
2042 | |||
2043 | /* We must allocate all struct tags as indirect types, so |
||
2044 | that if we later see a definition of the tag as a C++ |
||
2045 | record we can update the indirect slot and automatically |
||
2046 | change all the existing references. */ |
||
2047 | it = (struct ieee_tag *) xmalloc (sizeof *it); |
||
2048 | memset (it, 0, sizeof *it); |
||
2049 | it->next = info->tags; |
||
2050 | info->tags = it; |
||
2051 | it->name = name; |
||
2052 | it->slot = type; |
||
2053 | |||
2054 | type = debug_make_indirect_type (dhandle, &it->slot, name); |
||
2055 | type = debug_tag_type (dhandle, name, type); |
||
2056 | |||
2057 | it->type = type; |
||
2058 | } |
||
2059 | if (type == NULL) |
||
2060 | return FALSE; |
||
2061 | } |
||
2062 | |||
2063 | info->types.types[typeindx].type = type; |
||
2064 | info->types.types[typeindx].arg_slots = arg_slots; |
||
2065 | info->types.types[typeindx].bitsize = type_bitsize; |
||
2066 | |||
2067 | /* We may have already allocated type as an indirect type pointing |
||
2068 | to slot. It does no harm to replace the indirect type with the |
||
2069 | real type. Filling in slot as well handles the indirect types |
||
2070 | which are already hanging around. */ |
||
2071 | if (info->types.types[typeindx].pslot != NULL) |
||
2072 | *info->types.types[typeindx].pslot = type; |
||
2073 | |||
2074 | return TRUE; |
||
2075 | } |
||
2076 | |||
2077 | /* Parse an ATN record. */ |
||
2078 | |||
2079 | static bfd_boolean |
||
2080 | parse_ieee_atn (struct ieee_info *info, const bfd_byte **pp) |
||
2081 | { |
||
2082 | const bfd_byte *atn_start, *atn_code_start; |
||
2083 | bfd_vma varindx; |
||
2084 | struct ieee_var *pvar; |
||
2085 | debug_type type; |
||
2086 | bfd_vma atn_code; |
||
2087 | void *dhandle; |
||
2088 | bfd_vma v, v2, v3, v4, v5; |
||
2089 | const char *name; |
||
2090 | unsigned long namlen; |
||
2091 | char *namcopy; |
||
2092 | bfd_boolean present; |
||
2093 | int blocktype; |
||
2094 | |||
2095 | atn_start = *pp; |
||
2096 | |||
2097 | if (! ieee_read_number (info, pp, &varindx) |
||
2098 | || ! ieee_read_type_index (info, pp, &type)) |
||
2099 | return FALSE; |
||
2100 | |||
2101 | atn_code_start = *pp; |
||
2102 | |||
2103 | if (! ieee_read_number (info, pp, &atn_code)) |
||
2104 | return FALSE; |
||
2105 | |||
2106 | if (varindx == 0) |
||
2107 | { |
||
2108 | pvar = NULL; |
||
2109 | name = ""; |
||
2110 | namlen = 0; |
||
2111 | } |
||
2112 | else if (varindx < 32) |
||
2113 | { |
||
2114 | /* The MRI compiler reportedly sometimes emits variable lifetime |
||
2115 | information for a register. We just ignore it. */ |
||
2116 | if (atn_code == 9) |
||
2117 | return ieee_read_number (info, pp, &v); |
||
2118 | |||
2119 | ieee_error (info, atn_start, _("illegal variable index")); |
||
2120 | return FALSE; |
||
2121 | } |
||
2122 | else |
||
2123 | { |
||
2124 | varindx -= 32; |
||
2125 | if (varindx >= info->vars.alloc |
||
2126 | || info->vars.vars[varindx].name == NULL) |
||
2127 | { |
||
2128 | /* The MRI compiler or linker sometimes omits the NN record |
||
2129 | for a pmisc record. */ |
||
2130 | if (atn_code == 62) |
||
2131 | { |
||
2132 | if (varindx >= info->vars.alloc) |
||
2133 | { |
||
2134 | unsigned int alloc; |
||
2135 | |||
2136 | alloc = info->vars.alloc; |
||
2137 | if (alloc == 0) |
||
2138 | alloc = 4; |
||
2139 | while (varindx >= alloc) |
||
2140 | alloc *= 2; |
||
2141 | info->vars.vars = ((struct ieee_var *) |
||
2142 | xrealloc (info->vars.vars, |
||
2143 | (alloc |
||
2144 | * sizeof *info->vars.vars))); |
||
2145 | memset (info->vars.vars + info->vars.alloc, 0, |
||
2146 | ((alloc - info->vars.alloc) |
||
2147 | * sizeof *info->vars.vars)); |
||
2148 | info->vars.alloc = alloc; |
||
2149 | } |
||
2150 | |||
2151 | pvar = info->vars.vars + varindx; |
||
2152 | pvar->name = ""; |
||
2153 | pvar->namlen = 0; |
||
2154 | } |
||
2155 | else |
||
2156 | { |
||
2157 | ieee_error (info, atn_start, _("undefined variable in ATN")); |
||
2158 | return FALSE; |
||
2159 | } |
||
2160 | } |
||
2161 | |||
2162 | pvar = info->vars.vars + varindx; |
||
2163 | |||
2164 | pvar->type = type; |
||
2165 | |||
2166 | name = pvar->name; |
||
2167 | namlen = pvar->namlen; |
||
2168 | } |
||
2169 | |||
2170 | dhandle = info->dhandle; |
||
2171 | |||
2172 | /* If we are going to call debug_record_variable with a pointer |
||
2173 | type, change the type to an indirect type so that we can later |
||
2174 | change it to a reference type if we encounter a C++ pmisc 'R' |
||
2175 | record. */ |
||
2176 | if (pvar != NULL |
||
2177 | && type != DEBUG_TYPE_NULL |
||
2178 | && debug_get_type_kind (dhandle, type) == DEBUG_KIND_POINTER) |
||
2179 | { |
||
2180 | switch (atn_code) |
||
2181 | { |
||
2182 | case 1: |
||
2183 | case 2: |
||
2184 | case 3: |
||
2185 | case 5: |
||
2186 | case 8: |
||
2187 | case 10: |
||
2188 | pvar->pslot = (debug_type *) xmalloc (sizeof *pvar->pslot); |
||
2189 | *pvar->pslot = type; |
||
2190 | type = debug_make_indirect_type (dhandle, pvar->pslot, |
||
2191 | (const char *) NULL); |
||
2192 | pvar->type = type; |
||
2193 | break; |
||
2194 | } |
||
2195 | } |
||
2196 | |||
2197 | switch (atn_code) |
||
2198 | { |
||
2199 | default: |
||
2200 | ieee_error (info, atn_code_start, _("unknown ATN type")); |
||
2201 | return FALSE; |
||
2202 | |||
2203 | case 1: |
||
2204 | /* Automatic variable. */ |
||
2205 | if (! ieee_read_number (info, pp, &v)) |
||
2206 | return FALSE; |
||
2207 | namcopy = savestring (name, namlen); |
||
2208 | if (type == NULL) |
||
2209 | type = debug_make_void_type (dhandle); |
||
2210 | if (pvar != NULL) |
||
2211 | pvar->kind = IEEE_LOCAL; |
||
2212 | return debug_record_variable (dhandle, namcopy, type, DEBUG_LOCAL, v); |
||
2213 | |||
2214 | case 2: |
||
2215 | /* Register variable. */ |
||
2216 | if (! ieee_read_number (info, pp, &v)) |
||
2217 | return FALSE; |
||
2218 | namcopy = savestring (name, namlen); |
||
2219 | if (type == NULL) |
||
2220 | type = debug_make_void_type (dhandle); |
||
2221 | if (pvar != NULL) |
||
2222 | pvar->kind = IEEE_LOCAL; |
||
2223 | return debug_record_variable (dhandle, namcopy, type, DEBUG_REGISTER, |
||
2224 | ieee_regno_to_genreg (info->abfd, v)); |
||
2225 | |||
2226 | case 3: |
||
2227 | /* Static variable. */ |
||
2228 | if (! ieee_require_asn (info, pp, &v)) |
||
2229 | return FALSE; |
||
2230 | namcopy = savestring (name, namlen); |
||
2231 | if (type == NULL) |
||
2232 | type = debug_make_void_type (dhandle); |
||
2233 | if (info->blockstack.bsp <= info->blockstack.stack) |
||
2234 | blocktype = 0; |
||
2235 | else |
||
2236 | blocktype = info->blockstack.bsp[-1].kind; |
||
2237 | if (pvar != NULL) |
||
2238 | { |
||
2239 | if (blocktype == 4 || blocktype == 6) |
||
2240 | pvar->kind = IEEE_LOCAL; |
||
2241 | else |
||
2242 | pvar->kind = IEEE_STATIC; |
||
2243 | } |
||
2244 | return debug_record_variable (dhandle, namcopy, type, |
||
2245 | (blocktype == 4 || blocktype == 6 |
||
2246 | ? DEBUG_LOCAL_STATIC |
||
2247 | : DEBUG_STATIC), |
||
2248 | v); |
||
2249 | |||
2250 | case 4: |
||
2251 | /* External function. We don't currently record these. FIXME. */ |
||
2252 | if (pvar != NULL) |
||
2253 | pvar->kind = IEEE_EXTERNAL; |
||
2254 | return TRUE; |
||
2255 | |||
2256 | case 5: |
||
2257 | /* External variable. We don't currently record these. FIXME. */ |
||
2258 | if (pvar != NULL) |
||
2259 | pvar->kind = IEEE_EXTERNAL; |
||
2260 | return TRUE; |
||
2261 | |||
2262 | case 7: |
||
2263 | if (! ieee_read_number (info, pp, &v) |
||
2264 | || ! ieee_read_number (info, pp, &v2) |
||
2265 | || ! ieee_read_optional_number (info, pp, &v3, &present)) |
||
2266 | return FALSE; |
||
2267 | if (present) |
||
2268 | { |
||
2269 | if (! ieee_read_optional_number (info, pp, &v4, &present)) |
||
2270 | return FALSE; |
||
2271 | } |
||
2272 | |||
2273 | /* We just ignore the two optional fields in v3 and v4, since |
||
2274 | they are not defined. */ |
||
2275 | |||
2276 | if (! ieee_require_asn (info, pp, &v3)) |
||
2277 | return FALSE; |
||
2278 | |||
2279 | /* We have no way to record the column number. FIXME. */ |
||
2280 | |||
2281 | return debug_record_line (dhandle, v, v3); |
||
2282 | |||
2283 | case 8: |
||
2284 | /* Global variable. */ |
||
2285 | if (! ieee_require_asn (info, pp, &v)) |
||
2286 | return FALSE; |
||
2287 | namcopy = savestring (name, namlen); |
||
2288 | if (type == NULL) |
||
2289 | type = debug_make_void_type (dhandle); |
||
2290 | if (pvar != NULL) |
||
2291 | pvar->kind = IEEE_GLOBAL; |
||
2292 | return debug_record_variable (dhandle, namcopy, type, DEBUG_GLOBAL, v); |
||
2293 | |||
2294 | case 9: |
||
2295 | /* Variable lifetime information. */ |
||
2296 | if (! ieee_read_number (info, pp, &v)) |
||
2297 | return FALSE; |
||
2298 | |||
2299 | /* We have no way to record this information. FIXME. */ |
||
2300 | return TRUE; |
||
2301 | |||
2302 | case 10: |
||
2303 | /* Locked register. The spec says that there are two required |
||
2304 | fields, but at least on occasion the MRI compiler only emits |
||
2305 | one. */ |
||
2306 | if (! ieee_read_number (info, pp, &v) |
||
2307 | || ! ieee_read_optional_number (info, pp, &v2, &present)) |
||
2308 | return FALSE; |
||
2309 | |||
2310 | /* I think this means a variable that is both in a register and |
||
2311 | a frame slot. We ignore the frame slot. FIXME. */ |
||
2312 | |||
2313 | namcopy = savestring (name, namlen); |
||
2314 | if (type == NULL) |
||
2315 | type = debug_make_void_type (dhandle); |
||
2316 | if (pvar != NULL) |
||
2317 | pvar->kind = IEEE_LOCAL; |
||
2318 | return debug_record_variable (dhandle, namcopy, type, DEBUG_REGISTER, v); |
||
2319 | |||
2320 | case 11: |
||
2321 | /* Reserved for FORTRAN common. */ |
||
2322 | ieee_error (info, atn_code_start, _("unsupported ATN11")); |
||
2323 | |||
2324 | /* Return TRUE to keep going. */ |
||
2325 | return TRUE; |
||
2326 | |||
2327 | case 12: |
||
2328 | /* Based variable. */ |
||
2329 | v3 = 0; |
||
2330 | v4 = 0x80; |
||
2331 | v5 = 0; |
||
2332 | if (! ieee_read_number (info, pp, &v) |
||
2333 | || ! ieee_read_number (info, pp, &v2) |
||
2334 | || ! ieee_read_optional_number (info, pp, &v3, &present)) |
||
2335 | return FALSE; |
||
2336 | if (present) |
||
2337 | { |
||
2338 | if (! ieee_read_optional_number (info, pp, &v4, &present)) |
||
2339 | return FALSE; |
||
2340 | if (present) |
||
2341 | { |
||
2342 | if (! ieee_read_optional_number (info, pp, &v5, &present)) |
||
2343 | return FALSE; |
||
2344 | } |
||
2345 | } |
||
2346 | |||
2347 | /* We have no way to record this information. FIXME. */ |
||
2348 | |||
2349 | ieee_error (info, atn_code_start, _("unsupported ATN12")); |
||
2350 | |||
2351 | /* Return TRUE to keep going. */ |
||
2352 | return TRUE; |
||
2353 | |||
2354 | case 16: |
||
2355 | /* Constant. The description of this that I have is ambiguous, |
||
2356 | so I'm not going to try to implement it. */ |
||
2357 | if (! ieee_read_number (info, pp, &v) |
||
2358 | || ! ieee_read_optional_number (info, pp, &v2, &present)) |
||
2359 | return FALSE; |
||
2360 | if (present) |
||
2361 | { |
||
2362 | if (! ieee_read_optional_number (info, pp, &v2, &present)) |
||
2363 | return FALSE; |
||
2364 | if (present) |
||
2365 | { |
||
2366 | if (! ieee_read_optional_id (info, pp, &name, &namlen, &present)) |
||
2367 | return FALSE; |
||
2368 | } |
||
2369 | } |
||
2370 | |||
2371 | if ((ieee_record_enum_type) **pp == ieee_e2_first_byte_enum) |
||
2372 | { |
||
2373 | if (! ieee_require_asn (info, pp, &v3)) |
||
2374 | return FALSE; |
||
2375 | } |
||
2376 | |||
2377 | return TRUE; |
||
2378 | |||
2379 | case 19: |
||
2380 | /* Static variable from assembler. */ |
||
2381 | v2 = 0; |
||
2382 | if (! ieee_read_number (info, pp, &v) |
||
2383 | || ! ieee_read_optional_number (info, pp, &v2, &present) |
||
2384 | || ! ieee_require_asn (info, pp, &v3)) |
||
2385 | return FALSE; |
||
2386 | namcopy = savestring (name, namlen); |
||
2387 | /* We don't really handle this correctly. FIXME. */ |
||
2388 | return debug_record_variable (dhandle, namcopy, |
||
2389 | debug_make_void_type (dhandle), |
||
2390 | v2 != 0 ? DEBUG_GLOBAL : DEBUG_STATIC, |
||
2391 | v3); |
||
2392 | |||
2393 | case 62: |
||
2394 | /* Procedure miscellaneous information. */ |
||
2395 | case 63: |
||
2396 | /* Variable miscellaneous information. */ |
||
2397 | case 64: |
||
2398 | /* Module miscellaneous information. */ |
||
2399 | if (! ieee_read_number (info, pp, &v) |
||
2400 | || ! ieee_read_number (info, pp, &v2) |
||
2401 | || ! ieee_read_optional_id (info, pp, &name, &namlen, &present)) |
||
2402 | return FALSE; |
||
2403 | |||
2404 | if (atn_code == 62 && v == 80) |
||
2405 | { |
||
2406 | if (present) |
||
2407 | { |
||
2408 | ieee_error (info, atn_code_start, |
||
2409 | _("unexpected string in C++ misc")); |
||
2410 | return FALSE; |
||
2411 | } |
||
2412 | return ieee_read_cxx_misc (info, pp, v2); |
||
2413 | } |
||
2414 | |||
2415 | /* We just ignore all of this stuff. FIXME. */ |
||
2416 | |||
2417 | for (; v2 > 0; --v2) |
||
2418 | { |
||
2419 | switch ((ieee_record_enum_type) **pp) |
||
2420 | { |
||
2421 | default: |
||
2422 | ieee_error (info, *pp, _("bad misc record")); |
||
2423 | return FALSE; |
||
2424 | |||
2425 | case ieee_at_record_enum: |
||
2426 | if (! ieee_require_atn65 (info, pp, &name, &namlen)) |
||
2427 | return FALSE; |
||
2428 | break; |
||
2429 | |||
2430 | case ieee_e2_first_byte_enum: |
||
2431 | if (! ieee_require_asn (info, pp, &v3)) |
||
2432 | return FALSE; |
||
2433 | break; |
||
2434 | } |
||
2435 | } |
||
2436 | |||
2437 | return TRUE; |
||
2438 | } |
||
2439 | |||
2440 | /*NOTREACHED*/ |
||
2441 | } |
||
2442 | |||
2443 | /* Handle C++ debugging miscellaneous records. This is called for |
||
2444 | procedure miscellaneous records of type 80. */ |
||
2445 | |||
2446 | static bfd_boolean |
||
2447 | ieee_read_cxx_misc (struct ieee_info *info, const bfd_byte **pp, |
||
2448 | unsigned long count) |
||
2449 | { |
||
2450 | const bfd_byte *start; |
||
2451 | bfd_vma category; |
||
2452 | |||
2453 | start = *pp; |
||
2454 | |||
2455 | /* Get the category of C++ misc record. */ |
||
2456 | if (! ieee_require_asn (info, pp, &category)) |
||
2457 | return FALSE; |
||
2458 | --count; |
||
2459 | |||
2460 | switch (category) |
||
2461 | { |
||
2462 | default: |
||
2463 | ieee_error (info, start, _("unrecognized C++ misc record")); |
||
2464 | return FALSE; |
||
2465 | |||
2466 | case 'T': |
||
2467 | if (! ieee_read_cxx_class (info, pp, count)) |
||
2468 | return FALSE; |
||
2469 | break; |
||
2470 | |||
2471 | case 'M': |
||
2472 | { |
||
2473 | bfd_vma flags; |
||
2474 | const char *name; |
||
2475 | unsigned long namlen; |
||
2476 | |||
2477 | /* The IEEE spec indicates that the 'M' record only has a |
||
2478 | flags field. The MRI compiler also emits the name of the |
||
2479 | function. */ |
||
2480 | |||
2481 | if (! ieee_require_asn (info, pp, &flags)) |
||
2482 | return FALSE; |
||
2483 | if (*pp < info->pend |
||
2484 | && (ieee_record_enum_type) **pp == ieee_at_record_enum) |
||
2485 | { |
||
2486 | if (! ieee_require_atn65 (info, pp, &name, &namlen)) |
||
2487 | return FALSE; |
||
2488 | } |
||
2489 | |||
2490 | /* This is emitted for method functions, but I don't think we |
||
2491 | care very much. It might help if it told us useful |
||
2492 | information like the class with which this function is |
||
2493 | associated, but it doesn't, so it isn't helpful. */ |
||
2494 | } |
||
2495 | break; |
||
2496 | |||
2497 | case 'B': |
||
2498 | if (! ieee_read_cxx_defaults (info, pp, count)) |
||
2499 | return FALSE; |
||
2500 | break; |
||
2501 | |||
2502 | case 'z': |
||
2503 | { |
||
2504 | const char *name, *mangled, *cxx_class; |
||
2505 | unsigned long namlen, mangledlen, classlen; |
||
2506 | bfd_vma control; |
||
2507 | |||
2508 | /* Pointer to member. */ |
||
2509 | |||
2510 | if (! ieee_require_atn65 (info, pp, &name, &namlen) |
||
2511 | || ! ieee_require_atn65 (info, pp, &mangled, &mangledlen) |
||
2512 | || ! ieee_require_atn65 (info, pp, &cxx_class, &classlen) |
||
2513 | || ! ieee_require_asn (info, pp, &control)) |
||
2514 | return FALSE; |
||
2515 | |||
2516 | /* FIXME: We should now track down name and change its type. */ |
||
2517 | } |
||
2518 | break; |
||
2519 | |||
2520 | case 'R': |
||
2521 | if (! ieee_read_reference (info, pp)) |
||
2522 | return FALSE; |
||
2523 | break; |
||
2524 | } |
||
2525 | |||
2526 | return TRUE; |
||
2527 | } |
||
2528 | |||
2529 | /* Read a C++ class definition. This is a pmisc type 80 record of |
||
2530 | category 'T'. */ |
||
2531 | |||
2532 | static bfd_boolean |
||
2533 | ieee_read_cxx_class (struct ieee_info *info, const bfd_byte **pp, |
||
2534 | unsigned long count) |
||
2535 | { |
||
2536 | const bfd_byte *start; |
||
2537 | bfd_vma cxx_class; |
||
2538 | const char *tag; |
||
2539 | unsigned long taglen; |
||
2540 | struct ieee_tag *it; |
||
2541 | void *dhandle; |
||
2542 | debug_field *fields; |
||
2543 | unsigned int field_count, field_alloc; |
||
2544 | debug_baseclass *baseclasses; |
||
2545 | unsigned int baseclasses_count, baseclasses_alloc; |
||
2546 | const debug_field *structfields; |
||
2547 | struct ieee_method |
||
2548 | { |
||
2549 | const char *name; |
||
2550 | unsigned long namlen; |
||
2551 | debug_method_variant *variants; |
||
2552 | unsigned count; |
||
2553 | unsigned int alloc; |
||
2554 | } *methods; |
||
2555 | unsigned int methods_count, methods_alloc; |
||
2556 | debug_type vptrbase; |
||
2557 | bfd_boolean ownvptr; |
||
2558 | debug_method *dmethods; |
||
2559 | |||
2560 | start = *pp; |
||
2561 | |||
2562 | if (! ieee_require_asn (info, pp, &cxx_class)) |
||
2563 | return FALSE; |
||
2564 | --count; |
||
2565 | |||
2566 | if (! ieee_require_atn65 (info, pp, &tag, &taglen)) |
||
2567 | return FALSE; |
||
2568 | --count; |
||
2569 | |||
2570 | /* Find the C struct with this name. */ |
||
2571 | for (it = info->tags; it != NULL; it = it->next) |
||
2572 | if (it->name[0] == tag[0] |
||
2573 | && strncmp (it->name, tag, taglen) == 0 |
||
2574 | && strlen (it->name) == taglen) |
||
2575 | break; |
||
2576 | if (it == NULL) |
||
2577 | { |
||
2578 | ieee_error (info, start, _("undefined C++ object")); |
||
2579 | return FALSE; |
||
2580 | } |
||
2581 | |||
2582 | dhandle = info->dhandle; |
||
2583 | |||
2584 | fields = NULL; |
||
2585 | field_count = 0; |
||
2586 | field_alloc = 0; |
||
2587 | baseclasses = NULL; |
||
2588 | baseclasses_count = 0; |
||
2589 | baseclasses_alloc = 0; |
||
2590 | methods = NULL; |
||
2591 | methods_count = 0; |
||
2592 | methods_alloc = 0; |
||
2593 | vptrbase = DEBUG_TYPE_NULL; |
||
2594 | ownvptr = FALSE; |
||
2595 | |||
2596 | structfields = debug_get_fields (dhandle, it->type); |
||
2597 | |||
2598 | while (count > 0) |
||
2599 | { |
||
2600 | bfd_vma id; |
||
2601 | const bfd_byte *spec_start; |
||
2602 | |||
2603 | spec_start = *pp; |
||
2604 | |||
2605 | if (! ieee_require_asn (info, pp, &id)) |
||
2606 | return FALSE; |
||
2607 | --count; |
||
2608 | |||
2609 | switch (id) |
||
2610 | { |
||
2611 | default: |
||
2612 | ieee_error (info, spec_start, _("unrecognized C++ object spec")); |
||
2613 | return FALSE; |
||
2614 | |||
2615 | case 'b': |
||
2616 | { |
||
2617 | bfd_vma flags, cinline; |
||
2618 | const char *base, *fieldname; |
||
2619 | unsigned long baselen, fieldlen; |
||
2620 | char *basecopy; |
||
2621 | debug_type basetype; |
||
2622 | bfd_vma bitpos; |
||
2623 | bfd_boolean virtualp; |
||
2624 | enum debug_visibility visibility; |
||
2625 | debug_baseclass baseclass; |
||
2626 | |||
2627 | /* This represents a base or friend class. */ |
||
2628 | |||
2629 | if (! ieee_require_asn (info, pp, &flags) |
||
2630 | || ! ieee_require_atn65 (info, pp, &base, &baselen) |
||
2631 | || ! ieee_require_asn (info, pp, &cinline) |
||
2632 | || ! ieee_require_atn65 (info, pp, &fieldname, &fieldlen)) |
||
2633 | return FALSE; |
||
2634 | count -= 4; |
||
2635 | |||
2636 | /* We have no way of recording friend information, so we |
||
2637 | just ignore it. */ |
||
2638 | if ((flags & BASEFLAGS_FRIEND) != 0) |
||
2639 | break; |
||
2640 | |||
2641 | /* I assume that either all of the members of the |
||
2642 | baseclass are included in the object, starting at the |
||
2643 | beginning of the object, or that none of them are |
||
2644 | included. */ |
||
2645 | |||
2646 | if ((fieldlen == 0) == (cinline == 0)) |
||
2647 | { |
||
2648 | ieee_error (info, start, _("unsupported C++ object type")); |
||
2649 | return FALSE; |
||
2650 | } |
||
2651 | |||
2652 | basecopy = savestring (base, baselen); |
||
2653 | basetype = debug_find_tagged_type (dhandle, basecopy, |
||
2654 | DEBUG_KIND_ILLEGAL); |
||
2655 | free (basecopy); |
||
2656 | if (basetype == DEBUG_TYPE_NULL) |
||
2657 | { |
||
2658 | ieee_error (info, start, _("C++ base class not defined")); |
||
2659 | return FALSE; |
||
2660 | } |
||
2661 | |||
2662 | if (fieldlen == 0) |
||
2663 | bitpos = 0; |
||
2664 | else |
||
2665 | { |
||
2666 | const debug_field *pf; |
||
2667 | |||
2668 | if (structfields == NULL) |
||
2669 | { |
||
2670 | ieee_error (info, start, _("C++ object has no fields")); |
||
2671 | return FALSE; |
||
2672 | } |
||
2673 | |||
2674 | for (pf = structfields; *pf != DEBUG_FIELD_NULL; pf++) |
||
2675 | { |
||
2676 | const char *fname; |
||
2677 | |||
2678 | fname = debug_get_field_name (dhandle, *pf); |
||
2679 | if (fname == NULL) |
||
2680 | return FALSE; |
||
2681 | if (fname[0] == fieldname[0] |
||
2682 | && strncmp (fname, fieldname, fieldlen) == 0 |
||
2683 | && strlen (fname) == fieldlen) |
||
2684 | break; |
||
2685 | } |
||
2686 | if (*pf == DEBUG_FIELD_NULL) |
||
2687 | { |
||
2688 | ieee_error (info, start, |
||
2689 | _("C++ base class not found in container")); |
||
2690 | return FALSE; |
||
2691 | } |
||
2692 | |||
2693 | bitpos = debug_get_field_bitpos (dhandle, *pf); |
||
2694 | } |
||
2695 | |||
2696 | if ((flags & BASEFLAGS_VIRTUAL) != 0) |
||
2697 | virtualp = TRUE; |
||
2698 | else |
||
2699 | virtualp = FALSE; |
||
2700 | if ((flags & BASEFLAGS_PRIVATE) != 0) |
||
2701 | visibility = DEBUG_VISIBILITY_PRIVATE; |
||
2702 | else |
||
2703 | visibility = DEBUG_VISIBILITY_PUBLIC; |
||
2704 | |||
2705 | baseclass = debug_make_baseclass (dhandle, basetype, bitpos, |
||
2706 | virtualp, visibility); |
||
2707 | if (baseclass == DEBUG_BASECLASS_NULL) |
||
2708 | return FALSE; |
||
2709 | |||
2710 | if (baseclasses_count + 1 >= baseclasses_alloc) |
||
2711 | { |
||
2712 | baseclasses_alloc += 10; |
||
2713 | baseclasses = ((debug_baseclass *) |
||
2714 | xrealloc (baseclasses, |
||
2715 | (baseclasses_alloc |
||
2716 | * sizeof *baseclasses))); |
||
2717 | } |
||
2718 | |||
2719 | baseclasses[baseclasses_count] = baseclass; |
||
2720 | ++baseclasses_count; |
||
2721 | baseclasses[baseclasses_count] = DEBUG_BASECLASS_NULL; |
||
2722 | } |
||
2723 | break; |
||
2724 | |||
2725 | case 'd': |
||
2726 | { |
||
2727 | bfd_vma flags; |
||
2728 | const char *fieldname, *mangledname; |
||
2729 | unsigned long fieldlen, mangledlen; |
||
2730 | char *fieldcopy; |
||
2731 | bfd_boolean staticp; |
||
2732 | debug_type ftype; |
||
2733 | const debug_field *pf = NULL; |
||
2734 | enum debug_visibility visibility; |
||
2735 | debug_field field; |
||
2736 | |||
2737 | /* This represents a data member. */ |
||
2738 | |||
2739 | if (! ieee_require_asn (info, pp, &flags) |
||
2740 | || ! ieee_require_atn65 (info, pp, &fieldname, &fieldlen) |
||
2741 | || ! ieee_require_atn65 (info, pp, &mangledname, &mangledlen)) |
||
2742 | return FALSE; |
||
2743 | count -= 3; |
||
2744 | |||
2745 | fieldcopy = savestring (fieldname, fieldlen); |
||
2746 | |||
2747 | staticp = (flags & CXXFLAGS_STATIC) != 0 ? TRUE : FALSE; |
||
2748 | |||
2749 | if (staticp) |
||
2750 | { |
||
2751 | struct ieee_var *pv, *pvend; |
||
2752 | |||
2753 | /* See if we can find a definition for this variable. */ |
||
2754 | pv = info->vars.vars; |
||
2755 | pvend = pv + info->vars.alloc; |
||
2756 | for (; pv < pvend; pv++) |
||
2757 | if (pv->namlen == mangledlen |
||
2758 | && strncmp (pv->name, mangledname, mangledlen) == 0) |
||
2759 | break; |
||
2760 | if (pv < pvend) |
||
2761 | ftype = pv->type; |
||
2762 | else |
||
2763 | { |
||
2764 | /* This can happen if the variable is never used. */ |
||
2765 | ftype = ieee_builtin_type (info, start, |
||
2766 | (unsigned int) builtin_void); |
||
2767 | } |
||
2768 | } |
||
2769 | else |
||
2770 | { |
||
2771 | unsigned int findx; |
||
2772 | |||
2773 | if (structfields == NULL) |
||
2774 | { |
||
2775 | ieee_error (info, start, _("C++ object has no fields")); |
||
2776 | return FALSE; |
||
2777 | } |
||
2778 | |||
2779 | for (pf = structfields, findx = 0; |
||
2780 | *pf != DEBUG_FIELD_NULL; |
||
2781 | pf++, findx++) |
||
2782 | { |
||
2783 | const char *fname; |
||
2784 | |||
2785 | fname = debug_get_field_name (dhandle, *pf); |
||
2786 | if (fname == NULL) |
||
2787 | return FALSE; |
||
2788 | if (fname[0] == mangledname[0] |
||
2789 | && strncmp (fname, mangledname, mangledlen) == 0 |
||
2790 | && strlen (fname) == mangledlen) |
||
2791 | break; |
||
2792 | } |
||
2793 | if (*pf == DEBUG_FIELD_NULL) |
||
2794 | { |
||
2795 | ieee_error (info, start, |
||
2796 | _("C++ data member not found in container")); |
||
2797 | return FALSE; |
||
2798 | } |
||
2799 | |||
2800 | ftype = debug_get_field_type (dhandle, *pf); |
||
2801 | |||
2802 | if (debug_get_type_kind (dhandle, ftype) == DEBUG_KIND_POINTER) |
||
2803 | { |
||
2804 | /* We might need to convert this field into a |
||
2805 | reference type later on, so make it an indirect |
||
2806 | type. */ |
||
2807 | if (it->fslots == NULL) |
||
2808 | { |
||
2809 | unsigned int fcnt; |
||
2810 | const debug_field *pfcnt; |
||
2811 | |||
2812 | fcnt = 0; |
||
2813 | for (pfcnt = structfields; |
||
2814 | *pfcnt != DEBUG_FIELD_NULL; |
||
2815 | pfcnt++) |
||
2816 | ++fcnt; |
||
2817 | it->fslots = ((debug_type *) |
||
2818 | xmalloc (fcnt * sizeof *it->fslots)); |
||
2819 | memset (it->fslots, 0, |
||
2820 | fcnt * sizeof *it->fslots); |
||
2821 | } |
||
2822 | |||
2823 | if (ftype == DEBUG_TYPE_NULL) |
||
2824 | return FALSE; |
||
2825 | it->fslots[findx] = ftype; |
||
2826 | ftype = debug_make_indirect_type (dhandle, |
||
2827 | it->fslots + findx, |
||
2828 | (const char *) NULL); |
||
2829 | } |
||
2830 | } |
||
2831 | if (ftype == DEBUG_TYPE_NULL) |
||
2832 | return FALSE; |
||
2833 | |||
2834 | switch (flags & CXXFLAGS_VISIBILITY) |
||
2835 | { |
||
2836 | default: |
||
2837 | ieee_error (info, start, _("unknown C++ visibility")); |
||
2838 | return FALSE; |
||
2839 | |||
2840 | case CXXFLAGS_VISIBILITY_PUBLIC: |
||
2841 | visibility = DEBUG_VISIBILITY_PUBLIC; |
||
2842 | break; |
||
2843 | |||
2844 | case CXXFLAGS_VISIBILITY_PRIVATE: |
||
2845 | visibility = DEBUG_VISIBILITY_PRIVATE; |
||
2846 | break; |
||
2847 | |||
2848 | case CXXFLAGS_VISIBILITY_PROTECTED: |
||
2849 | visibility = DEBUG_VISIBILITY_PROTECTED; |
||
2850 | break; |
||
2851 | } |
||
2852 | |||
2853 | if (staticp) |
||
2854 | { |
||
2855 | char *mangledcopy; |
||
2856 | |||
2857 | mangledcopy = savestring (mangledname, mangledlen); |
||
2858 | |||
2859 | field = debug_make_static_member (dhandle, fieldcopy, |
||
2860 | ftype, mangledcopy, |
||
2861 | visibility); |
||
2862 | } |
||
2863 | else |
||
2864 | { |
||
2865 | bfd_vma bitpos, bitsize; |
||
2866 | |||
2867 | bitpos = debug_get_field_bitpos (dhandle, *pf); |
||
2868 | bitsize = debug_get_field_bitsize (dhandle, *pf); |
||
2869 | if (bitpos == (bfd_vma) -1 || bitsize == (bfd_vma) -1) |
||
2870 | { |
||
2871 | ieee_error (info, start, _("bad C++ field bit pos or size")); |
||
2872 | return FALSE; |
||
2873 | } |
||
2874 | field = debug_make_field (dhandle, fieldcopy, ftype, bitpos, |
||
2875 | bitsize, visibility); |
||
2876 | } |
||
2877 | |||
2878 | if (field == DEBUG_FIELD_NULL) |
||
2879 | return FALSE; |
||
2880 | |||
2881 | if (field_count + 1 >= field_alloc) |
||
2882 | { |
||
2883 | field_alloc += 10; |
||
2884 | fields = ((debug_field *) |
||
2885 | xrealloc (fields, field_alloc * sizeof *fields)); |
||
2886 | } |
||
2887 | |||
2888 | fields[field_count] = field; |
||
2889 | ++field_count; |
||
2890 | fields[field_count] = DEBUG_FIELD_NULL; |
||
2891 | } |
||
2892 | break; |
||
2893 | |||
2894 | case 'm': |
||
2895 | case 'v': |
||
2896 | { |
||
2897 | bfd_vma flags, voffset, control; |
||
2898 | const char *name, *mangled; |
||
2899 | unsigned long namlen, mangledlen; |
||
2900 | struct ieee_var *pv, *pvend; |
||
2901 | debug_type type; |
||
2902 | enum debug_visibility visibility; |
||
2903 | bfd_boolean constp, volatilep; |
||
2904 | char *mangledcopy; |
||
2905 | debug_method_variant mv; |
||
2906 | struct ieee_method *meth; |
||
2907 | unsigned int im; |
||
2908 | |||
2909 | if (! ieee_require_asn (info, pp, &flags) |
||
2910 | || ! ieee_require_atn65 (info, pp, &name, &namlen) |
||
2911 | || ! ieee_require_atn65 (info, pp, &mangled, &mangledlen)) |
||
2912 | return FALSE; |
||
2913 | count -= 3; |
||
2914 | if (id != 'v') |
||
2915 | voffset = 0; |
||
2916 | else |
||
2917 | { |
||
2918 | if (! ieee_require_asn (info, pp, &voffset)) |
||
2919 | return FALSE; |
||
2920 | --count; |
||
2921 | } |
||
2922 | if (! ieee_require_asn (info, pp, &control)) |
||
2923 | return FALSE; |
||
2924 | --count; |
||
2925 | |||
2926 | /* We just ignore the control information. */ |
||
2927 | |||
2928 | /* We have no way to represent friend information, so we |
||
2929 | just ignore it. */ |
||
2930 | if ((flags & CXXFLAGS_FRIEND) != 0) |
||
2931 | break; |
||
2932 | |||
2933 | /* We should already have seen a type for the function. */ |
||
2934 | pv = info->vars.vars; |
||
2935 | pvend = pv + info->vars.alloc; |
||
2936 | for (; pv < pvend; pv++) |
||
2937 | if (pv->namlen == mangledlen |
||
2938 | && strncmp (pv->name, mangled, mangledlen) == 0) |
||
2939 | break; |
||
2940 | |||
2941 | if (pv >= pvend) |
||
2942 | { |
||
2943 | /* We won't have type information for this function if |
||
2944 | it is not included in this file. We don't try to |
||
2945 | handle this case. FIXME. */ |
||
2946 | type = (debug_make_function_type |
||
2947 | (dhandle, |
||
2948 | ieee_builtin_type (info, start, |
||
2949 | (unsigned int) builtin_void), |
||
2950 | (debug_type *) NULL, |
||
2951 | FALSE)); |
||
2952 | } |
||
2953 | else |
||
2954 | { |
||
2955 | debug_type return_type; |
||
2956 | const debug_type *arg_types; |
||
6324 | serge | 2957 | bfd_boolean varargs = FALSE; |
5217 | serge | 2958 | |
2959 | if (debug_get_type_kind (dhandle, pv->type) |
||
2960 | != DEBUG_KIND_FUNCTION) |
||
2961 | { |
||
2962 | ieee_error (info, start, |
||
2963 | _("bad type for C++ method function")); |
||
2964 | return FALSE; |
||
2965 | } |
||
2966 | |||
2967 | return_type = debug_get_return_type (dhandle, pv->type); |
||
2968 | arg_types = debug_get_parameter_types (dhandle, pv->type, |
||
2969 | &varargs); |
||
2970 | if (return_type == DEBUG_TYPE_NULL || arg_types == NULL) |
||
2971 | { |
||
2972 | ieee_error (info, start, |
||
2973 | _("no type information for C++ method function")); |
||
2974 | return FALSE; |
||
2975 | } |
||
2976 | |||
2977 | type = debug_make_method_type (dhandle, return_type, it->type, |
||
2978 | (debug_type *) arg_types, |
||
2979 | varargs); |
||
2980 | } |
||
2981 | if (type == DEBUG_TYPE_NULL) |
||
2982 | return FALSE; |
||
2983 | |||
2984 | switch (flags & CXXFLAGS_VISIBILITY) |
||
2985 | { |
||
2986 | default: |
||
2987 | ieee_error (info, start, _("unknown C++ visibility")); |
||
2988 | return FALSE; |
||
2989 | |||
2990 | case CXXFLAGS_VISIBILITY_PUBLIC: |
||
2991 | visibility = DEBUG_VISIBILITY_PUBLIC; |
||
2992 | break; |
||
2993 | |||
2994 | case CXXFLAGS_VISIBILITY_PRIVATE: |
||
2995 | visibility = DEBUG_VISIBILITY_PRIVATE; |
||
2996 | break; |
||
2997 | |||
2998 | case CXXFLAGS_VISIBILITY_PROTECTED: |
||
2999 | visibility = DEBUG_VISIBILITY_PROTECTED; |
||
3000 | break; |
||
3001 | } |
||
3002 | |||
3003 | constp = (flags & CXXFLAGS_CONST) != 0 ? TRUE : FALSE; |
||
3004 | volatilep = (flags & CXXFLAGS_VOLATILE) != 0 ? TRUE : FALSE; |
||
3005 | |||
3006 | mangledcopy = savestring (mangled, mangledlen); |
||
3007 | |||
3008 | if ((flags & CXXFLAGS_STATIC) != 0) |
||
3009 | { |
||
3010 | if (id == 'v') |
||
3011 | { |
||
3012 | ieee_error (info, start, _("C++ static virtual method")); |
||
3013 | return FALSE; |
||
3014 | } |
||
3015 | mv = debug_make_static_method_variant (dhandle, mangledcopy, |
||
3016 | type, visibility, |
||
3017 | constp, volatilep); |
||
3018 | } |
||
3019 | else |
||
3020 | { |
||
3021 | debug_type vcontext; |
||
3022 | |||
3023 | if (id != 'v') |
||
3024 | vcontext = DEBUG_TYPE_NULL; |
||
3025 | else |
||
3026 | { |
||
3027 | /* FIXME: How can we calculate this correctly? */ |
||
3028 | vcontext = it->type; |
||
3029 | } |
||
3030 | mv = debug_make_method_variant (dhandle, mangledcopy, type, |
||
3031 | visibility, constp, |
||
3032 | volatilep, voffset, |
||
3033 | vcontext); |
||
3034 | } |
||
3035 | if (mv == DEBUG_METHOD_VARIANT_NULL) |
||
3036 | return FALSE; |
||
3037 | |||
3038 | for (meth = methods, im = 0; im < methods_count; meth++, im++) |
||
3039 | if (meth->namlen == namlen |
||
3040 | && strncmp (meth->name, name, namlen) == 0) |
||
3041 | break; |
||
3042 | if (im >= methods_count) |
||
3043 | { |
||
3044 | if (methods_count >= methods_alloc) |
||
3045 | { |
||
3046 | methods_alloc += 10; |
||
3047 | methods = ((struct ieee_method *) |
||
3048 | xrealloc (methods, |
||
3049 | methods_alloc * sizeof *methods)); |
||
3050 | } |
||
3051 | methods[methods_count].name = name; |
||
3052 | methods[methods_count].namlen = namlen; |
||
3053 | methods[methods_count].variants = NULL; |
||
3054 | methods[methods_count].count = 0; |
||
3055 | methods[methods_count].alloc = 0; |
||
3056 | meth = methods + methods_count; |
||
3057 | ++methods_count; |
||
3058 | } |
||
3059 | |||
3060 | if (meth->count + 1 >= meth->alloc) |
||
3061 | { |
||
3062 | meth->alloc += 10; |
||
3063 | meth->variants = ((debug_method_variant *) |
||
3064 | xrealloc (meth->variants, |
||
3065 | (meth->alloc |
||
3066 | * sizeof *meth->variants))); |
||
3067 | } |
||
3068 | |||
3069 | meth->variants[meth->count] = mv; |
||
3070 | ++meth->count; |
||
3071 | meth->variants[meth->count] = DEBUG_METHOD_VARIANT_NULL; |
||
3072 | } |
||
3073 | break; |
||
3074 | |||
3075 | case 'o': |
||
3076 | { |
||
3077 | bfd_vma spec; |
||
3078 | |||
3079 | /* We have no way to store this information, so we just |
||
3080 | ignore it. */ |
||
3081 | if (! ieee_require_asn (info, pp, &spec)) |
||
3082 | return FALSE; |
||
3083 | --count; |
||
3084 | if ((spec & 4) != 0) |
||
3085 | { |
||
3086 | const char *filename; |
||
3087 | unsigned long filenamlen; |
||
3088 | bfd_vma lineno; |
||
3089 | |||
3090 | if (! ieee_require_atn65 (info, pp, &filename, &filenamlen) |
||
3091 | || ! ieee_require_asn (info, pp, &lineno)) |
||
3092 | return FALSE; |
||
3093 | count -= 2; |
||
3094 | } |
||
3095 | else if ((spec & 8) != 0) |
||
3096 | { |
||
3097 | const char *mangled; |
||
3098 | unsigned long mangledlen; |
||
3099 | |||
3100 | if (! ieee_require_atn65 (info, pp, &mangled, &mangledlen)) |
||
3101 | return FALSE; |
||
3102 | --count; |
||
3103 | } |
||
3104 | else |
||
3105 | { |
||
3106 | ieee_error (info, start, |
||
3107 | _("unrecognized C++ object overhead spec")); |
||
3108 | return FALSE; |
||
3109 | } |
||
3110 | } |
||
3111 | break; |
||
3112 | |||
3113 | case 'z': |
||
3114 | { |
||
3115 | const char *vname, *base; |
||
3116 | unsigned long vnamelen, baselen; |
||
3117 | bfd_vma vsize, control; |
||
3118 | |||
3119 | /* A virtual table pointer. */ |
||
3120 | |||
3121 | if (! ieee_require_atn65 (info, pp, &vname, &vnamelen) |
||
3122 | || ! ieee_require_asn (info, pp, &vsize) |
||
3123 | || ! ieee_require_atn65 (info, pp, &base, &baselen) |
||
3124 | || ! ieee_require_asn (info, pp, &control)) |
||
3125 | return FALSE; |
||
3126 | count -= 4; |
||
3127 | |||
3128 | /* We just ignore the control number. We don't care what |
||
3129 | the virtual table name is. We have no way to store the |
||
3130 | virtual table size, and I don't think we care anyhow. */ |
||
3131 | |||
3132 | /* FIXME: We can't handle multiple virtual table pointers. */ |
||
3133 | |||
3134 | if (baselen == 0) |
||
3135 | ownvptr = TRUE; |
||
3136 | else |
||
3137 | { |
||
3138 | char *basecopy; |
||
3139 | |||
3140 | basecopy = savestring (base, baselen); |
||
3141 | vptrbase = debug_find_tagged_type (dhandle, basecopy, |
||
3142 | DEBUG_KIND_ILLEGAL); |
||
3143 | free (basecopy); |
||
3144 | if (vptrbase == DEBUG_TYPE_NULL) |
||
3145 | { |
||
3146 | ieee_error (info, start, _("undefined C++ vtable")); |
||
3147 | return FALSE; |
||
3148 | } |
||
3149 | } |
||
3150 | } |
||
3151 | break; |
||
3152 | } |
||
3153 | } |
||
3154 | |||
3155 | /* Now that we have seen all the method variants, we can call |
||
3156 | debug_make_method for each one. */ |
||
3157 | |||
3158 | if (methods_count == 0) |
||
3159 | dmethods = NULL; |
||
3160 | else |
||
3161 | { |
||
3162 | unsigned int i; |
||
3163 | |||
3164 | dmethods = ((debug_method *) |
||
3165 | xmalloc ((methods_count + 1) * sizeof *dmethods)); |
||
3166 | for (i = 0; i < methods_count; i++) |
||
3167 | { |
||
3168 | char *namcopy; |
||
3169 | |||
3170 | namcopy = savestring (methods[i].name, methods[i].namlen); |
||
3171 | dmethods[i] = debug_make_method (dhandle, namcopy, |
||
3172 | methods[i].variants); |
||
3173 | if (dmethods[i] == DEBUG_METHOD_NULL) |
||
3174 | return FALSE; |
||
3175 | } |
||
3176 | dmethods[i] = DEBUG_METHOD_NULL; |
||
3177 | free (methods); |
||
3178 | } |
||
3179 | |||
3180 | /* The struct type was created as an indirect type pointing at |
||
3181 | it->slot. We update it->slot to automatically update all |
||
3182 | references to this struct. */ |
||
3183 | it->slot = debug_make_object_type (dhandle, |
||
3184 | cxx_class != 'u', |
||
3185 | debug_get_type_size (dhandle, |
||
3186 | it->slot), |
||
3187 | fields, baseclasses, dmethods, |
||
3188 | vptrbase, ownvptr); |
||
3189 | if (it->slot == DEBUG_TYPE_NULL) |
||
3190 | return FALSE; |
||
3191 | |||
3192 | return TRUE; |
||
3193 | } |
||
3194 | |||
3195 | /* Read C++ default argument value and reference type information. */ |
||
3196 | |||
3197 | static bfd_boolean |
||
3198 | ieee_read_cxx_defaults (struct ieee_info *info, const bfd_byte **pp, |
||
3199 | unsigned long count) |
||
3200 | { |
||
3201 | const bfd_byte *start; |
||
3202 | const char *fnname; |
||
3203 | unsigned long fnlen; |
||
3204 | bfd_vma defcount; |
||
3205 | |||
3206 | start = *pp; |
||
3207 | |||
3208 | /* Giving the function name before the argument count is an addendum |
||
3209 | to the spec. The function name is demangled, though, so this |
||
3210 | record must always refer to the current function. */ |
||
3211 | |||
3212 | if (info->blockstack.bsp <= info->blockstack.stack |
||
3213 | || info->blockstack.bsp[-1].fnindx == (unsigned int) -1) |
||
3214 | { |
||
3215 | ieee_error (info, start, _("C++ default values not in a function")); |
||
3216 | return FALSE; |
||
3217 | } |
||
3218 | |||
3219 | if (! ieee_require_atn65 (info, pp, &fnname, &fnlen) |
||
3220 | || ! ieee_require_asn (info, pp, &defcount)) |
||
3221 | return FALSE; |
||
3222 | count -= 2; |
||
3223 | |||
3224 | while (defcount-- > 0) |
||
3225 | { |
||
3226 | bfd_vma type, val; |
||
3227 | const char *strval; |
||
3228 | unsigned long strvallen; |
||
3229 | |||
3230 | if (! ieee_require_asn (info, pp, &type)) |
||
3231 | return FALSE; |
||
3232 | --count; |
||
3233 | |||
3234 | switch (type) |
||
3235 | { |
||
3236 | case 0: |
||
3237 | case 4: |
||
3238 | break; |
||
3239 | |||
3240 | case 1: |
||
3241 | case 2: |
||
3242 | if (! ieee_require_asn (info, pp, &val)) |
||
3243 | return FALSE; |
||
3244 | --count; |
||
3245 | break; |
||
3246 | |||
3247 | case 3: |
||
3248 | case 7: |
||
3249 | if (! ieee_require_atn65 (info, pp, &strval, &strvallen)) |
||
3250 | return FALSE; |
||
3251 | --count; |
||
3252 | break; |
||
3253 | |||
3254 | default: |
||
3255 | ieee_error (info, start, _("unrecognized C++ default type")); |
||
3256 | return FALSE; |
||
3257 | } |
||
3258 | |||
3259 | /* We have no way to record the default argument values, so we |
||
3260 | just ignore them. FIXME. */ |
||
3261 | } |
||
3262 | |||
3263 | /* Any remaining arguments are indices of parameters that are really |
||
3264 | reference type. */ |
||
3265 | if (count > 0) |
||
3266 | { |
||
3267 | void *dhandle; |
||
3268 | debug_type *arg_slots; |
||
3269 | |||
3270 | dhandle = info->dhandle; |
||
3271 | arg_slots = info->types.types[info->blockstack.bsp[-1].fnindx].arg_slots; |
||
3272 | while (count-- > 0) |
||
3273 | { |
||
3274 | bfd_vma indx; |
||
3275 | debug_type target; |
||
3276 | |||
3277 | if (! ieee_require_asn (info, pp, &indx)) |
||
3278 | return FALSE; |
||
3279 | /* The index is 1 based. */ |
||
3280 | --indx; |
||
3281 | if (arg_slots == NULL |
||
3282 | || arg_slots[indx] == DEBUG_TYPE_NULL |
||
3283 | || (debug_get_type_kind (dhandle, arg_slots[indx]) |
||
3284 | != DEBUG_KIND_POINTER)) |
||
3285 | { |
||
3286 | ieee_error (info, start, _("reference parameter is not a pointer")); |
||
3287 | return FALSE; |
||
3288 | } |
||
3289 | |||
3290 | target = debug_get_target_type (dhandle, arg_slots[indx]); |
||
3291 | arg_slots[indx] = debug_make_reference_type (dhandle, target); |
||
3292 | if (arg_slots[indx] == DEBUG_TYPE_NULL) |
||
3293 | return FALSE; |
||
3294 | } |
||
3295 | } |
||
3296 | |||
3297 | return TRUE; |
||
3298 | } |
||
3299 | |||
3300 | /* Read a C++ reference definition. */ |
||
3301 | |||
3302 | static bfd_boolean |
||
3303 | ieee_read_reference (struct ieee_info *info, const bfd_byte **pp) |
||
3304 | { |
||
3305 | const bfd_byte *start; |
||
3306 | bfd_vma flags; |
||
3307 | const char *cxx_class, *name; |
||
3308 | unsigned long classlen, namlen; |
||
3309 | debug_type *pslot; |
||
3310 | debug_type target; |
||
3311 | |||
3312 | start = *pp; |
||
3313 | |||
3314 | if (! ieee_require_asn (info, pp, &flags)) |
||
3315 | return FALSE; |
||
3316 | |||
3317 | /* Giving the class name before the member name is in an addendum to |
||
3318 | the spec. */ |
||
3319 | if (flags == 3) |
||
3320 | { |
||
3321 | if (! ieee_require_atn65 (info, pp, &cxx_class, &classlen)) |
||
3322 | return FALSE; |
||
3323 | } |
||
3324 | |||
3325 | if (! ieee_require_atn65 (info, pp, &name, &namlen)) |
||
3326 | return FALSE; |
||
3327 | |||
3328 | pslot = NULL; |
||
3329 | if (flags != 3) |
||
3330 | { |
||
3331 | int pass; |
||
3332 | |||
3333 | /* We search from the last variable indices to the first in |
||
3334 | hopes of finding local variables correctly. We search the |
||
3335 | local variables on the first pass, and the global variables |
||
3336 | on the second. FIXME: This probably won't work in all cases. |
||
3337 | On the other hand, I don't know what will. */ |
||
3338 | for (pass = 0; pass < 2; pass++) |
||
3339 | { |
||
3340 | struct ieee_vars *vars; |
||
3341 | int i; |
||
3342 | struct ieee_var *pv = NULL; |
||
3343 | |||
3344 | if (pass == 0) |
||
3345 | vars = &info->vars; |
||
3346 | else |
||
3347 | { |
||
3348 | vars = info->global_vars; |
||
3349 | if (vars == NULL) |
||
3350 | break; |
||
3351 | } |
||
3352 | |||
3353 | for (i = (int) vars->alloc - 1; i >= 0; i--) |
||
3354 | { |
||
3355 | bfd_boolean found; |
||
3356 | |||
3357 | pv = vars->vars + i; |
||
3358 | |||
3359 | if (pv->pslot == NULL |
||
3360 | || pv->namlen != namlen |
||
3361 | || strncmp (pv->name, name, namlen) != 0) |
||
3362 | continue; |
||
3363 | |||
3364 | found = FALSE; |
||
3365 | switch (flags) |
||
3366 | { |
||
3367 | default: |
||
3368 | ieee_error (info, start, |
||
3369 | _("unrecognized C++ reference type")); |
||
3370 | return FALSE; |
||
3371 | |||
3372 | case 0: |
||
3373 | /* Global variable or function. */ |
||
3374 | if (pv->kind == IEEE_GLOBAL |
||
3375 | || pv->kind == IEEE_EXTERNAL |
||
3376 | || pv->kind == IEEE_FUNCTION) |
||
3377 | found = TRUE; |
||
3378 | break; |
||
3379 | |||
3380 | case 1: |
||
3381 | /* Global static variable or function. */ |
||
3382 | if (pv->kind == IEEE_STATIC |
||
3383 | || pv->kind == IEEE_FUNCTION) |
||
3384 | found = TRUE; |
||
3385 | break; |
||
3386 | |||
3387 | case 2: |
||
3388 | /* Local variable. */ |
||
3389 | if (pv->kind == IEEE_LOCAL) |
||
3390 | found = TRUE; |
||
3391 | break; |
||
3392 | } |
||
3393 | |||
3394 | if (found) |
||
3395 | break; |
||
3396 | } |
||
3397 | |||
3398 | if (i >= 0) |
||
3399 | { |
||
3400 | pslot = pv->pslot; |
||
3401 | break; |
||
3402 | } |
||
3403 | } |
||
3404 | } |
||
3405 | else |
||
3406 | { |
||
3407 | struct ieee_tag *it; |
||
3408 | |||
3409 | for (it = info->tags; it != NULL; it = it->next) |
||
3410 | { |
||
3411 | if (it->name[0] == cxx_class[0] |
||
3412 | && strncmp (it->name, cxx_class, classlen) == 0 |
||
3413 | && strlen (it->name) == classlen) |
||
3414 | { |
||
3415 | if (it->fslots != NULL) |
||
3416 | { |
||
3417 | const debug_field *pf; |
||
3418 | unsigned int findx; |
||
3419 | |||
3420 | pf = debug_get_fields (info->dhandle, it->type); |
||
3421 | if (pf == NULL) |
||
3422 | { |
||
3423 | ieee_error (info, start, |
||
3424 | "C++ reference in class with no fields"); |
||
3425 | return FALSE; |
||
3426 | } |
||
3427 | |||
3428 | for (findx = 0; *pf != DEBUG_FIELD_NULL; pf++, findx++) |
||
3429 | { |
||
3430 | const char *fname; |
||
3431 | |||
3432 | fname = debug_get_field_name (info->dhandle, *pf); |
||
3433 | if (fname == NULL) |
||
3434 | return FALSE; |
||
3435 | if (strncmp (fname, name, namlen) == 0 |
||
3436 | && strlen (fname) == namlen) |
||
3437 | { |
||
3438 | pslot = it->fslots + findx; |
||
3439 | break; |
||
3440 | } |
||
3441 | } |
||
3442 | } |
||
3443 | |||
3444 | break; |
||
3445 | } |
||
3446 | } |
||
3447 | } |
||
3448 | |||
3449 | if (pslot == NULL) |
||
3450 | { |
||
3451 | ieee_error (info, start, _("C++ reference not found")); |
||
3452 | return FALSE; |
||
3453 | } |
||
3454 | |||
3455 | /* We allocated the type of the object as an indirect type pointing |
||
3456 | to *pslot, which we can now update to be a reference type. */ |
||
3457 | if (debug_get_type_kind (info->dhandle, *pslot) != DEBUG_KIND_POINTER) |
||
3458 | { |
||
3459 | ieee_error (info, start, _("C++ reference is not pointer")); |
||
3460 | return FALSE; |
||
3461 | } |
||
3462 | |||
3463 | target = debug_get_target_type (info->dhandle, *pslot); |
||
3464 | *pslot = debug_make_reference_type (info->dhandle, target); |
||
3465 | if (*pslot == DEBUG_TYPE_NULL) |
||
3466 | return FALSE; |
||
3467 | |||
3468 | return TRUE; |
||
3469 | } |
||
3470 | |||
3471 | /* Require an ASN record. */ |
||
3472 | |||
3473 | static bfd_boolean |
||
3474 | ieee_require_asn (struct ieee_info *info, const bfd_byte **pp, bfd_vma *pv) |
||
3475 | { |
||
3476 | const bfd_byte *start; |
||
3477 | ieee_record_enum_type c; |
||
3478 | bfd_vma varindx; |
||
3479 | |||
3480 | start = *pp; |
||
3481 | |||
3482 | c = (ieee_record_enum_type) **pp; |
||
3483 | if (c != ieee_e2_first_byte_enum) |
||
3484 | { |
||
3485 | ieee_error (info, start, _("missing required ASN")); |
||
3486 | return FALSE; |
||
3487 | } |
||
3488 | ++*pp; |
||
3489 | |||
3490 | c = (ieee_record_enum_type) (((unsigned int) c << 8) | **pp); |
||
3491 | if (c != ieee_asn_record_enum) |
||
3492 | { |
||
3493 | ieee_error (info, start, _("missing required ASN")); |
||
3494 | return FALSE; |
||
3495 | } |
||
3496 | ++*pp; |
||
3497 | |||
3498 | /* Just ignore the variable index. */ |
||
3499 | if (! ieee_read_number (info, pp, &varindx)) |
||
3500 | return FALSE; |
||
3501 | |||
3502 | return ieee_read_expression (info, pp, pv); |
||
3503 | } |
||
3504 | |||
3505 | /* Require an ATN65 record. */ |
||
3506 | |||
3507 | static bfd_boolean |
||
3508 | ieee_require_atn65 (struct ieee_info *info, const bfd_byte **pp, |
||
3509 | const char **pname, unsigned long *pnamlen) |
||
3510 | { |
||
3511 | const bfd_byte *start; |
||
3512 | ieee_record_enum_type c; |
||
3513 | bfd_vma name_indx, type_indx, atn_code; |
||
3514 | |||
3515 | start = *pp; |
||
3516 | |||
3517 | c = (ieee_record_enum_type) **pp; |
||
3518 | if (c != ieee_at_record_enum) |
||
3519 | { |
||
3520 | ieee_error (info, start, _("missing required ATN65")); |
||
3521 | return FALSE; |
||
3522 | } |
||
3523 | ++*pp; |
||
3524 | |||
3525 | c = (ieee_record_enum_type) (((unsigned int) c << 8) | **pp); |
||
3526 | if (c != ieee_atn_record_enum) |
||
3527 | { |
||
3528 | ieee_error (info, start, _("missing required ATN65")); |
||
3529 | return FALSE; |
||
3530 | } |
||
3531 | ++*pp; |
||
3532 | |||
3533 | if (! ieee_read_number (info, pp, &name_indx) |
||
3534 | || ! ieee_read_number (info, pp, &type_indx) |
||
3535 | || ! ieee_read_number (info, pp, &atn_code)) |
||
3536 | return FALSE; |
||
3537 | |||
3538 | /* Just ignore name_indx. */ |
||
3539 | |||
3540 | if (type_indx != 0 || atn_code != 65) |
||
3541 | { |
||
3542 | ieee_error (info, start, _("bad ATN65 record")); |
||
3543 | return FALSE; |
||
3544 | } |
||
3545 | |||
3546 | return ieee_read_id (info, pp, pname, pnamlen); |
||
3547 | } |
||
3548 | |||
3549 | /* Convert a register number in IEEE debugging information into a |
||
3550 | generic register number. */ |
||
3551 | |||
3552 | static int |
||
3553 | ieee_regno_to_genreg (bfd *abfd, int r) |
||
3554 | { |
||
3555 | switch (bfd_get_arch (abfd)) |
||
3556 | { |
||
3557 | case bfd_arch_m68k: |
||
3558 | /* For some reasons stabs adds 2 to the floating point register |
||
3559 | numbers. */ |
||
3560 | if (r >= 16) |
||
3561 | r += 2; |
||
3562 | break; |
||
3563 | |||
3564 | case bfd_arch_i960: |
||
3565 | /* Stabs uses 0 to 15 for r0 to r15, 16 to 31 for g0 to g15, and |
||
3566 | 32 to 35 for fp0 to fp3. */ |
||
3567 | --r; |
||
3568 | break; |
||
3569 | |||
3570 | default: |
||
3571 | break; |
||
3572 | } |
||
3573 | |||
3574 | return r; |
||
3575 | } |
||
3576 | |||
3577 | /* Convert a generic register number to an IEEE specific one. */ |
||
3578 | |||
3579 | static int |
||
3580 | ieee_genreg_to_regno (bfd *abfd, int r) |
||
3581 | { |
||
3582 | switch (bfd_get_arch (abfd)) |
||
3583 | { |
||
3584 | case bfd_arch_m68k: |
||
3585 | /* For some reason stabs add 2 to the floating point register |
||
3586 | numbers. */ |
||
3587 | if (r >= 18) |
||
3588 | r -= 2; |
||
3589 | break; |
||
3590 | |||
3591 | case bfd_arch_i960: |
||
3592 | /* Stabs uses 0 to 15 for r0 to r15, 16 to 31 for g0 to g15, and |
||
3593 | 32 to 35 for fp0 to fp3. */ |
||
3594 | ++r; |
||
3595 | break; |
||
3596 | |||
3597 | default: |
||
3598 | break; |
||
3599 | } |
||
3600 | |||
3601 | return r; |
||
3602 | } |
||
3603 | |||
3604 | /* These routines build IEEE debugging information out of the generic |
||
3605 | debugging information. */ |
||
3606 | |||
3607 | /* We build the IEEE debugging information byte by byte. Rather than |
||
3608 | waste time copying data around, we use a linked list of buffers to |
||
3609 | hold the data. */ |
||
3610 | |||
3611 | #define IEEE_BUFSIZE (490) |
||
3612 | |||
3613 | struct ieee_buf |
||
3614 | { |
||
3615 | /* Next buffer. */ |
||
3616 | struct ieee_buf *next; |
||
3617 | /* Number of data bytes in this buffer. */ |
||
3618 | unsigned int c; |
||
3619 | /* Bytes. */ |
||
3620 | bfd_byte buf[IEEE_BUFSIZE]; |
||
3621 | }; |
||
3622 | |||
3623 | /* A list of buffers. */ |
||
3624 | |||
3625 | struct ieee_buflist |
||
3626 | { |
||
3627 | /* Head of list. */ |
||
3628 | struct ieee_buf *head; |
||
3629 | /* Tail--last buffer on list. */ |
||
3630 | struct ieee_buf *tail; |
||
3631 | }; |
||
3632 | |||
3633 | /* In order to generate the BB11 blocks required by the HP emulator, |
||
3634 | we keep track of ranges of addresses which correspond to a given |
||
3635 | compilation unit. */ |
||
3636 | |||
3637 | struct ieee_range |
||
3638 | { |
||
3639 | /* Next range. */ |
||
3640 | struct ieee_range *next; |
||
3641 | /* Low address. */ |
||
3642 | bfd_vma low; |
||
3643 | /* High address. */ |
||
3644 | bfd_vma high; |
||
3645 | }; |
||
3646 | |||
3647 | /* This structure holds information for a class on the type stack. */ |
||
3648 | |||
3649 | struct ieee_type_class |
||
3650 | { |
||
3651 | /* The name index in the debugging information. */ |
||
3652 | unsigned int indx; |
||
3653 | /* The pmisc records for the class. */ |
||
3654 | struct ieee_buflist pmiscbuf; |
||
3655 | /* The number of pmisc records. */ |
||
3656 | unsigned int pmisccount; |
||
3657 | /* The name of the class holding the virtual table, if not this |
||
3658 | class. */ |
||
3659 | const char *vclass; |
||
3660 | /* Whether this class holds its own virtual table. */ |
||
3661 | bfd_boolean ownvptr; |
||
3662 | /* The largest virtual table offset seen so far. */ |
||
3663 | bfd_vma voffset; |
||
3664 | /* The current method. */ |
||
3665 | const char *method; |
||
3666 | /* Additional pmisc records used to record fields of reference type. */ |
||
3667 | struct ieee_buflist refs; |
||
3668 | }; |
||
3669 | |||
3670 | /* This is how we store types for the writing routines. Most types |
||
3671 | are simply represented by a type index. */ |
||
3672 | |||
3673 | struct ieee_write_type |
||
3674 | { |
||
3675 | /* Type index. */ |
||
3676 | unsigned int indx; |
||
3677 | /* The size of the type, if known. */ |
||
3678 | unsigned int size; |
||
3679 | /* The name of the type, if any. */ |
||
3680 | const char *name; |
||
3681 | /* If this is a function or method type, we build the type here, and |
||
3682 | only add it to the output buffers if we need it. */ |
||
3683 | struct ieee_buflist fndef; |
||
3684 | /* If this is a struct, this is where the struct definition is |
||
3685 | built. */ |
||
3686 | struct ieee_buflist strdef; |
||
3687 | /* If this is a class, this is where the class information is built. */ |
||
3688 | struct ieee_type_class *classdef; |
||
3689 | /* Whether the type is unsigned. */ |
||
3690 | unsigned int unsignedp : 1; |
||
3691 | /* Whether this is a reference type. */ |
||
3692 | unsigned int referencep : 1; |
||
3693 | /* Whether this is in the local type block. */ |
||
3694 | unsigned int localp : 1; |
||
3695 | /* Whether this is a duplicate struct definition which we are |
||
3696 | ignoring. */ |
||
3697 | unsigned int ignorep : 1; |
||
3698 | }; |
||
3699 | |||
3700 | /* This is the type stack used by the debug writing routines. FIXME: |
||
3701 | We could generate more efficient output if we remembered when we |
||
3702 | have output a particular type before. */ |
||
3703 | |||
3704 | struct ieee_type_stack |
||
3705 | { |
||
3706 | /* Next entry on stack. */ |
||
3707 | struct ieee_type_stack *next; |
||
3708 | /* Type information. */ |
||
3709 | struct ieee_write_type type; |
||
3710 | }; |
||
3711 | |||
3712 | /* This is a list of associations between a name and some types. |
||
3713 | These are used for typedefs and tags. */ |
||
3714 | |||
3715 | struct ieee_name_type |
||
3716 | { |
||
3717 | /* Next type for this name. */ |
||
3718 | struct ieee_name_type *next; |
||
3719 | /* ID number. For a typedef, this is the index of the type to which |
||
3720 | this name is typedefed. */ |
||
3721 | unsigned int id; |
||
3722 | /* Type. */ |
||
3723 | struct ieee_write_type type; |
||
3724 | /* If this is a tag which has not yet been defined, this is the |
||
3725 | kind. If the tag has been defined, this is DEBUG_KIND_ILLEGAL. */ |
||
3726 | enum debug_type_kind kind; |
||
3727 | }; |
||
3728 | |||
3729 | /* We use a hash table to associate names and types. */ |
||
3730 | |||
3731 | struct ieee_name_type_hash_table |
||
3732 | { |
||
3733 | struct bfd_hash_table root; |
||
3734 | }; |
||
3735 | |||
3736 | struct ieee_name_type_hash_entry |
||
3737 | { |
||
3738 | struct bfd_hash_entry root; |
||
3739 | /* Information for this name. */ |
||
3740 | struct ieee_name_type *types; |
||
3741 | }; |
||
3742 | |||
3743 | /* This is a list of enums. */ |
||
3744 | |||
3745 | struct ieee_defined_enum |
||
3746 | { |
||
3747 | /* Next enum. */ |
||
3748 | struct ieee_defined_enum *next; |
||
3749 | /* Type index. */ |
||
3750 | unsigned int indx; |
||
3751 | /* Whether this enum has been defined. */ |
||
3752 | bfd_boolean defined; |
||
3753 | /* Tag. */ |
||
3754 | const char *tag; |
||
3755 | /* Names. */ |
||
3756 | const char **names; |
||
3757 | /* Values. */ |
||
3758 | bfd_signed_vma *vals; |
||
3759 | }; |
||
3760 | |||
3761 | /* We keep a list of modified versions of types, so that we don't |
||
3762 | output them more than once. */ |
||
3763 | |||
3764 | struct ieee_modified_type |
||
3765 | { |
||
3766 | /* Pointer to this type. */ |
||
3767 | unsigned int pointer; |
||
3768 | /* Function with unknown arguments returning this type. */ |
||
3769 | unsigned int function; |
||
3770 | /* Const version of this type. */ |
||
3771 | unsigned int const_qualified; |
||
3772 | /* Volatile version of this type. */ |
||
3773 | unsigned int volatile_qualified; |
||
3774 | /* List of arrays of this type of various bounds. */ |
||
3775 | struct ieee_modified_array_type *arrays; |
||
3776 | }; |
||
3777 | |||
3778 | /* A list of arrays bounds. */ |
||
3779 | |||
3780 | struct ieee_modified_array_type |
||
3781 | { |
||
3782 | /* Next array bounds. */ |
||
3783 | struct ieee_modified_array_type *next; |
||
3784 | /* Type index with these bounds. */ |
||
3785 | unsigned int indx; |
||
3786 | /* Low bound. */ |
||
3787 | bfd_signed_vma low; |
||
3788 | /* High bound. */ |
||
3789 | bfd_signed_vma high; |
||
3790 | }; |
||
3791 | |||
3792 | /* This is a list of pending function parameter information. We don't |
||
3793 | output them until we see the first block. */ |
||
3794 | |||
3795 | struct ieee_pending_parm |
||
3796 | { |
||
3797 | /* Next pending parameter. */ |
||
3798 | struct ieee_pending_parm *next; |
||
3799 | /* Name. */ |
||
3800 | const char *name; |
||
3801 | /* Type index. */ |
||
3802 | unsigned int type; |
||
3803 | /* Whether the type is a reference. */ |
||
3804 | bfd_boolean referencep; |
||
3805 | /* Kind. */ |
||
3806 | enum debug_parm_kind kind; |
||
3807 | /* Value. */ |
||
3808 | bfd_vma val; |
||
3809 | }; |
||
3810 | |||
3811 | /* This is the handle passed down by debug_write. */ |
||
3812 | |||
3813 | struct ieee_handle |
||
3814 | { |
||
3815 | /* BFD we are writing to. */ |
||
3816 | bfd *abfd; |
||
3817 | /* Whether we got an error in a subroutine called via traverse or |
||
3818 | map_over_sections. */ |
||
3819 | bfd_boolean error; |
||
3820 | /* Current data buffer list. */ |
||
3821 | struct ieee_buflist *current; |
||
3822 | /* Current data buffer. */ |
||
3823 | struct ieee_buf *curbuf; |
||
3824 | /* Filename of current compilation unit. */ |
||
3825 | const char *filename; |
||
3826 | /* Module name of current compilation unit. */ |
||
3827 | const char *modname; |
||
3828 | /* List of buffer for global types. */ |
||
3829 | struct ieee_buflist global_types; |
||
3830 | /* List of finished data buffers. */ |
||
3831 | struct ieee_buflist data; |
||
3832 | /* List of buffers for typedefs in the current compilation unit. */ |
||
3833 | struct ieee_buflist types; |
||
3834 | /* List of buffers for variables and functions in the current |
||
3835 | compilation unit. */ |
||
3836 | struct ieee_buflist vars; |
||
3837 | /* List of buffers for C++ class definitions in the current |
||
3838 | compilation unit. */ |
||
3839 | struct ieee_buflist cxx; |
||
3840 | /* List of buffers for line numbers in the current compilation unit. */ |
||
3841 | struct ieee_buflist linenos; |
||
3842 | /* Ranges for the current compilation unit. */ |
||
3843 | struct ieee_range *ranges; |
||
3844 | /* Ranges for all debugging information. */ |
||
3845 | struct ieee_range *global_ranges; |
||
3846 | /* Nested pending ranges. */ |
||
3847 | struct ieee_range *pending_ranges; |
||
3848 | /* Type stack. */ |
||
3849 | struct ieee_type_stack *type_stack; |
||
3850 | /* Next unallocated type index. */ |
||
3851 | unsigned int type_indx; |
||
3852 | /* Next unallocated name index. */ |
||
3853 | unsigned int name_indx; |
||
3854 | /* Typedefs. */ |
||
3855 | struct ieee_name_type_hash_table typedefs; |
||
3856 | /* Tags. */ |
||
3857 | struct ieee_name_type_hash_table tags; |
||
3858 | /* Enums. */ |
||
3859 | struct ieee_defined_enum *enums; |
||
3860 | /* Modified versions of types. */ |
||
3861 | struct ieee_modified_type *modified; |
||
3862 | /* Number of entries allocated in modified. */ |
||
3863 | unsigned int modified_alloc; |
||
3864 | /* 4 byte complex type. */ |
||
3865 | unsigned int complex_float_index; |
||
3866 | /* 8 byte complex type. */ |
||
3867 | unsigned int complex_double_index; |
||
3868 | /* The depth of block nesting. This is 0 outside a function, and 1 |
||
3869 | just after start_function is called. */ |
||
3870 | unsigned int block_depth; |
||
3871 | /* The name of the current function. */ |
||
3872 | const char *fnname; |
||
3873 | /* List of buffers for the type of the function we are currently |
||
3874 | writing out. */ |
||
3875 | struct ieee_buflist fntype; |
||
3876 | /* List of buffers for the parameters of the function we are |
||
3877 | currently writing out. */ |
||
3878 | struct ieee_buflist fnargs; |
||
3879 | /* Number of arguments written to fnargs. */ |
||
3880 | unsigned int fnargcount; |
||
3881 | /* Pending function parameters. */ |
||
3882 | struct ieee_pending_parm *pending_parms; |
||
3883 | /* Current line number filename. */ |
||
3884 | const char *lineno_filename; |
||
3885 | /* Line number name index. */ |
||
3886 | unsigned int lineno_name_indx; |
||
3887 | /* Filename of pending line number. */ |
||
3888 | const char *pending_lineno_filename; |
||
3889 | /* Pending line number. */ |
||
3890 | unsigned long pending_lineno; |
||
3891 | /* Address of pending line number. */ |
||
3892 | bfd_vma pending_lineno_addr; |
||
3893 | /* Highest address seen at end of procedure. */ |
||
3894 | bfd_vma highaddr; |
||
3895 | }; |
||
3896 | |||
3897 | static bfd_boolean ieee_init_buffer |
||
3898 | (struct ieee_handle *, struct ieee_buflist *); |
||
3899 | static bfd_boolean ieee_change_buffer |
||
3900 | (struct ieee_handle *, struct ieee_buflist *); |
||
3901 | static bfd_boolean ieee_append_buffer |
||
3902 | (struct ieee_handle *, struct ieee_buflist *, struct ieee_buflist *); |
||
3903 | static bfd_boolean ieee_real_write_byte (struct ieee_handle *, int); |
||
3904 | static bfd_boolean ieee_write_2bytes (struct ieee_handle *, int); |
||
3905 | static bfd_boolean ieee_write_number (struct ieee_handle *, bfd_vma); |
||
3906 | static bfd_boolean ieee_write_id (struct ieee_handle *, const char *); |
||
3907 | static bfd_boolean ieee_write_asn |
||
3908 | (struct ieee_handle *, unsigned int, bfd_vma); |
||
3909 | static bfd_boolean ieee_write_atn65 |
||
3910 | (struct ieee_handle *, unsigned int, const char *); |
||
3911 | static bfd_boolean ieee_push_type |
||
3912 | (struct ieee_handle *, unsigned int, unsigned int, bfd_boolean, |
||
3913 | bfd_boolean); |
||
3914 | static unsigned int ieee_pop_type (struct ieee_handle *); |
||
3915 | static void ieee_pop_unused_type (struct ieee_handle *); |
||
3916 | static unsigned int ieee_pop_type_used (struct ieee_handle *, bfd_boolean); |
||
3917 | static bfd_boolean ieee_add_range |
||
3918 | (struct ieee_handle *, bfd_boolean, bfd_vma, bfd_vma); |
||
3919 | static bfd_boolean ieee_start_range (struct ieee_handle *, bfd_vma); |
||
3920 | static bfd_boolean ieee_end_range (struct ieee_handle *, bfd_vma); |
||
3921 | static bfd_boolean ieee_define_type |
||
3922 | (struct ieee_handle *, unsigned int, bfd_boolean, bfd_boolean); |
||
3923 | static bfd_boolean ieee_define_named_type |
||
3924 | (struct ieee_handle *, const char *, unsigned int, unsigned int, |
||
3925 | bfd_boolean, bfd_boolean, struct ieee_buflist *); |
||
3926 | static struct ieee_modified_type *ieee_get_modified_info |
||
3927 | (struct ieee_handle *, unsigned int); |
||
3928 | static struct bfd_hash_entry *ieee_name_type_newfunc |
||
3929 | (struct bfd_hash_entry *, struct bfd_hash_table *, const char *); |
||
3930 | static bfd_boolean ieee_write_undefined_tag |
||
3931 | (struct ieee_name_type_hash_entry *, void *); |
||
3932 | static bfd_boolean ieee_finish_compilation_unit (struct ieee_handle *); |
||
3933 | static void ieee_add_bb11_blocks (bfd *, asection *, void *); |
||
3934 | static bfd_boolean ieee_add_bb11 |
||
3935 | (struct ieee_handle *, asection *, bfd_vma, bfd_vma); |
||
3936 | static bfd_boolean ieee_output_pending_parms (struct ieee_handle *); |
||
3937 | static unsigned int ieee_vis_to_flags (enum debug_visibility); |
||
3938 | static bfd_boolean ieee_class_method_var |
||
3939 | (struct ieee_handle *, const char *, enum debug_visibility, bfd_boolean, |
||
3940 | bfd_boolean, bfd_boolean, bfd_vma, bfd_boolean); |
||
3941 | |||
3942 | static bfd_boolean ieee_start_compilation_unit (void *, const char *); |
||
3943 | static bfd_boolean ieee_start_source (void *, const char *); |
||
3944 | static bfd_boolean ieee_empty_type (void *); |
||
3945 | static bfd_boolean ieee_void_type (void *); |
||
3946 | static bfd_boolean ieee_int_type (void *, unsigned int, bfd_boolean); |
||
3947 | static bfd_boolean ieee_float_type (void *, unsigned int); |
||
3948 | static bfd_boolean ieee_complex_type (void *, unsigned int); |
||
3949 | static bfd_boolean ieee_bool_type (void *, unsigned int); |
||
3950 | static bfd_boolean ieee_enum_type |
||
3951 | (void *, const char *, const char **, bfd_signed_vma *); |
||
3952 | static bfd_boolean ieee_pointer_type (void *); |
||
3953 | static bfd_boolean ieee_function_type (void *, int, bfd_boolean); |
||
3954 | static bfd_boolean ieee_reference_type (void *); |
||
3955 | static bfd_boolean ieee_range_type (void *, bfd_signed_vma, bfd_signed_vma); |
||
3956 | static bfd_boolean ieee_array_type |
||
3957 | (void *, bfd_signed_vma, bfd_signed_vma, bfd_boolean); |
||
3958 | static bfd_boolean ieee_set_type (void *, bfd_boolean); |
||
3959 | static bfd_boolean ieee_offset_type (void *); |
||
3960 | static bfd_boolean ieee_method_type (void *, bfd_boolean, int, bfd_boolean); |
||
3961 | static bfd_boolean ieee_const_type (void *); |
||
3962 | static bfd_boolean ieee_volatile_type (void *); |
||
3963 | static bfd_boolean ieee_start_struct_type |
||
3964 | (void *, const char *, unsigned int, bfd_boolean, unsigned int); |
||
3965 | static bfd_boolean ieee_struct_field |
||
3966 | (void *, const char *, bfd_vma, bfd_vma, enum debug_visibility); |
||
3967 | static bfd_boolean ieee_end_struct_type (void *); |
||
3968 | static bfd_boolean ieee_start_class_type |
||
3969 | (void *, const char *, unsigned int, bfd_boolean, unsigned int, bfd_boolean, |
||
3970 | bfd_boolean); |
||
3971 | static bfd_boolean ieee_class_static_member |
||
3972 | (void *, const char *, const char *, enum debug_visibility); |
||
3973 | static bfd_boolean ieee_class_baseclass |
||
3974 | (void *, bfd_vma, bfd_boolean, enum debug_visibility); |
||
3975 | static bfd_boolean ieee_class_start_method (void *, const char *); |
||
3976 | static bfd_boolean ieee_class_method_variant |
||
3977 | (void *, const char *, enum debug_visibility, bfd_boolean, bfd_boolean, |
||
3978 | bfd_vma, bfd_boolean); |
||
3979 | static bfd_boolean ieee_class_static_method_variant |
||
3980 | (void *, const char *, enum debug_visibility, bfd_boolean, bfd_boolean); |
||
3981 | static bfd_boolean ieee_class_end_method (void *); |
||
3982 | static bfd_boolean ieee_end_class_type (void *); |
||
3983 | static bfd_boolean ieee_typedef_type (void *, const char *); |
||
3984 | static bfd_boolean ieee_tag_type |
||
3985 | (void *, const char *, unsigned int, enum debug_type_kind); |
||
3986 | static bfd_boolean ieee_typdef (void *, const char *); |
||
3987 | static bfd_boolean ieee_tag (void *, const char *); |
||
3988 | static bfd_boolean ieee_int_constant (void *, const char *, bfd_vma); |
||
3989 | static bfd_boolean ieee_float_constant (void *, const char *, double); |
||
3990 | static bfd_boolean ieee_typed_constant (void *, const char *, bfd_vma); |
||
3991 | static bfd_boolean ieee_variable |
||
3992 | (void *, const char *, enum debug_var_kind, bfd_vma); |
||
3993 | static bfd_boolean ieee_start_function (void *, const char *, bfd_boolean); |
||
3994 | static bfd_boolean ieee_function_parameter |
||
3995 | (void *, const char *, enum debug_parm_kind, bfd_vma); |
||
3996 | static bfd_boolean ieee_start_block (void *, bfd_vma); |
||
3997 | static bfd_boolean ieee_end_block (void *, bfd_vma); |
||
3998 | static bfd_boolean ieee_end_function (void *); |
||
3999 | static bfd_boolean ieee_lineno (void *, const char *, unsigned long, bfd_vma); |
||
4000 | |||
4001 | static const struct debug_write_fns ieee_fns = |
||
4002 | { |
||
4003 | ieee_start_compilation_unit, |
||
4004 | ieee_start_source, |
||
4005 | ieee_empty_type, |
||
4006 | ieee_void_type, |
||
4007 | ieee_int_type, |
||
4008 | ieee_float_type, |
||
4009 | ieee_complex_type, |
||
4010 | ieee_bool_type, |
||
4011 | ieee_enum_type, |
||
4012 | ieee_pointer_type, |
||
4013 | ieee_function_type, |
||
4014 | ieee_reference_type, |
||
4015 | ieee_range_type, |
||
4016 | ieee_array_type, |
||
4017 | ieee_set_type, |
||
4018 | ieee_offset_type, |
||
4019 | ieee_method_type, |
||
4020 | ieee_const_type, |
||
4021 | ieee_volatile_type, |
||
4022 | ieee_start_struct_type, |
||
4023 | ieee_struct_field, |
||
4024 | ieee_end_struct_type, |
||
4025 | ieee_start_class_type, |
||
4026 | ieee_class_static_member, |
||
4027 | ieee_class_baseclass, |
||
4028 | ieee_class_start_method, |
||
4029 | ieee_class_method_variant, |
||
4030 | ieee_class_static_method_variant, |
||
4031 | ieee_class_end_method, |
||
4032 | ieee_end_class_type, |
||
4033 | ieee_typedef_type, |
||
4034 | ieee_tag_type, |
||
4035 | ieee_typdef, |
||
4036 | ieee_tag, |
||
4037 | ieee_int_constant, |
||
4038 | ieee_float_constant, |
||
4039 | ieee_typed_constant, |
||
4040 | ieee_variable, |
||
4041 | ieee_start_function, |
||
4042 | ieee_function_parameter, |
||
4043 | ieee_start_block, |
||
4044 | ieee_end_block, |
||
4045 | ieee_end_function, |
||
4046 | ieee_lineno |
||
4047 | }; |
||
4048 | |||
4049 | /* Initialize a buffer to be empty. */ |
||
4050 | |||
4051 | static bfd_boolean |
||
4052 | ieee_init_buffer (struct ieee_handle *info ATTRIBUTE_UNUSED, |
||
4053 | struct ieee_buflist *buflist) |
||
4054 | { |
||
4055 | buflist->head = NULL; |
||
4056 | buflist->tail = NULL; |
||
4057 | return TRUE; |
||
4058 | } |
||
4059 | |||
4060 | /* See whether a buffer list has any data. */ |
||
4061 | |||
4062 | #define ieee_buffer_emptyp(buflist) ((buflist)->head == NULL) |
||
4063 | |||
4064 | /* Change the current buffer to a specified buffer chain. */ |
||
4065 | |||
4066 | static bfd_boolean |
||
4067 | ieee_change_buffer (struct ieee_handle *info, struct ieee_buflist *buflist) |
||
4068 | { |
||
4069 | if (buflist->head == NULL) |
||
4070 | { |
||
4071 | struct ieee_buf *buf; |
||
4072 | |||
4073 | buf = (struct ieee_buf *) xmalloc (sizeof *buf); |
||
4074 | buf->next = NULL; |
||
4075 | buf->c = 0; |
||
4076 | buflist->head = buf; |
||
4077 | buflist->tail = buf; |
||
4078 | } |
||
4079 | |||
4080 | info->current = buflist; |
||
4081 | info->curbuf = buflist->tail; |
||
4082 | |||
4083 | return TRUE; |
||
4084 | } |
||
4085 | |||
4086 | /* Append a buffer chain. */ |
||
4087 | |||
4088 | static bfd_boolean |
||
4089 | ieee_append_buffer (struct ieee_handle *info ATTRIBUTE_UNUSED, |
||
4090 | struct ieee_buflist *mainbuf, |
||
4091 | struct ieee_buflist *newbuf) |
||
4092 | { |
||
4093 | if (newbuf->head != NULL) |
||
4094 | { |
||
4095 | if (mainbuf->head == NULL) |
||
4096 | mainbuf->head = newbuf->head; |
||
4097 | else |
||
4098 | mainbuf->tail->next = newbuf->head; |
||
4099 | mainbuf->tail = newbuf->tail; |
||
4100 | } |
||
4101 | return TRUE; |
||
4102 | } |
||
4103 | |||
4104 | /* Write a byte into the buffer. We use a macro for speed and a |
||
4105 | function for the complex cases. */ |
||
4106 | |||
4107 | #define ieee_write_byte(info, b) \ |
||
4108 | ((info)->curbuf->c < IEEE_BUFSIZE \ |
||
4109 | ? ((info)->curbuf->buf[(info)->curbuf->c++] = (b), TRUE) \ |
||
4110 | : ieee_real_write_byte ((info), (b))) |
||
4111 | |||
4112 | static bfd_boolean |
||
4113 | ieee_real_write_byte (struct ieee_handle *info, int b) |
||
4114 | { |
||
4115 | if (info->curbuf->c >= IEEE_BUFSIZE) |
||
4116 | { |
||
4117 | struct ieee_buf *n; |
||
4118 | |||
4119 | n = (struct ieee_buf *) xmalloc (sizeof *n); |
||
4120 | n->next = NULL; |
||
4121 | n->c = 0; |
||
4122 | if (info->current->head == NULL) |
||
4123 | info->current->head = n; |
||
4124 | else |
||
4125 | info->current->tail->next = n; |
||
4126 | info->current->tail = n; |
||
4127 | info->curbuf = n; |
||
4128 | } |
||
4129 | |||
4130 | info->curbuf->buf[info->curbuf->c] = b; |
||
4131 | ++info->curbuf->c; |
||
4132 | |||
4133 | return TRUE; |
||
4134 | } |
||
4135 | |||
4136 | /* Write out two bytes. */ |
||
4137 | |||
4138 | static bfd_boolean |
||
4139 | ieee_write_2bytes (struct ieee_handle *info, int i) |
||
4140 | { |
||
4141 | return (ieee_write_byte (info, i >> 8) |
||
4142 | && ieee_write_byte (info, i & 0xff)); |
||
4143 | } |
||
4144 | |||
4145 | /* Write out an integer. */ |
||
4146 | |||
4147 | static bfd_boolean |
||
4148 | ieee_write_number (struct ieee_handle *info, bfd_vma v) |
||
4149 | { |
||
4150 | bfd_vma t; |
||
4151 | bfd_byte ab[20]; |
||
4152 | bfd_byte *p; |
||
4153 | unsigned int c; |
||
4154 | |||
4155 | if (v <= (bfd_vma) ieee_number_end_enum) |
||
4156 | return ieee_write_byte (info, (int) v); |
||
4157 | |||
4158 | t = v; |
||
4159 | p = ab + sizeof ab; |
||
4160 | while (t != 0) |
||
4161 | { |
||
4162 | *--p = t & 0xff; |
||
4163 | t >>= 8; |
||
4164 | } |
||
4165 | c = (ab + 20) - p; |
||
4166 | |||
4167 | if (c > (unsigned int) (ieee_number_repeat_end_enum |
||
4168 | - ieee_number_repeat_start_enum)) |
||
4169 | { |
||
4170 | fprintf (stderr, _("IEEE numeric overflow: 0x")); |
||
4171 | fprintf_vma (stderr, v); |
||
4172 | fprintf (stderr, "\n"); |
||
4173 | return FALSE; |
||
4174 | } |
||
4175 | |||
4176 | if (! ieee_write_byte (info, (int) ieee_number_repeat_start_enum + c)) |
||
4177 | return FALSE; |
||
4178 | for (; c > 0; --c, ++p) |
||
4179 | { |
||
4180 | if (! ieee_write_byte (info, *p)) |
||
4181 | return FALSE; |
||
4182 | } |
||
4183 | |||
4184 | return TRUE; |
||
4185 | } |
||
4186 | |||
4187 | /* Write out a string. */ |
||
4188 | |||
4189 | static bfd_boolean |
||
4190 | ieee_write_id (struct ieee_handle *info, const char *s) |
||
4191 | { |
||
4192 | unsigned int len; |
||
4193 | |||
4194 | len = strlen (s); |
||
4195 | if (len <= 0x7f) |
||
4196 | { |
||
4197 | if (! ieee_write_byte (info, len)) |
||
4198 | return FALSE; |
||
4199 | } |
||
4200 | else if (len <= 0xff) |
||
4201 | { |
||
4202 | if (! ieee_write_byte (info, (int) ieee_extension_length_1_enum) |
||
4203 | || ! ieee_write_byte (info, len)) |
||
4204 | return FALSE; |
||
4205 | } |
||
4206 | else if (len <= 0xffff) |
||
4207 | { |
||
4208 | if (! ieee_write_byte (info, (int) ieee_extension_length_2_enum) |
||
4209 | || ! ieee_write_2bytes (info, len)) |
||
4210 | return FALSE; |
||
4211 | } |
||
4212 | else |
||
4213 | { |
||
4214 | fprintf (stderr, _("IEEE string length overflow: %u\n"), len); |
||
4215 | return FALSE; |
||
4216 | } |
||
4217 | |||
4218 | for (; *s != '\0'; s++) |
||
4219 | if (! ieee_write_byte (info, *s)) |
||
4220 | return FALSE; |
||
4221 | |||
4222 | return TRUE; |
||
4223 | } |
||
4224 | |||
4225 | /* Write out an ASN record. */ |
||
4226 | |||
4227 | static bfd_boolean |
||
4228 | ieee_write_asn (struct ieee_handle *info, unsigned int indx, bfd_vma val) |
||
4229 | { |
||
4230 | return (ieee_write_2bytes (info, (int) ieee_asn_record_enum) |
||
4231 | && ieee_write_number (info, indx) |
||
4232 | && ieee_write_number (info, val)); |
||
4233 | } |
||
4234 | |||
4235 | /* Write out an ATN65 record. */ |
||
4236 | |||
4237 | static bfd_boolean |
||
4238 | ieee_write_atn65 (struct ieee_handle *info, unsigned int indx, const char *s) |
||
4239 | { |
||
4240 | return (ieee_write_2bytes (info, (int) ieee_atn_record_enum) |
||
4241 | && ieee_write_number (info, indx) |
||
4242 | && ieee_write_number (info, 0) |
||
4243 | && ieee_write_number (info, 65) |
||
4244 | && ieee_write_id (info, s)); |
||
4245 | } |
||
4246 | |||
4247 | /* Push a type index onto the type stack. */ |
||
4248 | |||
4249 | static bfd_boolean |
||
4250 | ieee_push_type (struct ieee_handle *info, unsigned int indx, |
||
4251 | unsigned int size, bfd_boolean unsignedp, bfd_boolean localp) |
||
4252 | { |
||
4253 | struct ieee_type_stack *ts; |
||
4254 | |||
4255 | ts = (struct ieee_type_stack *) xmalloc (sizeof *ts); |
||
4256 | memset (ts, 0, sizeof *ts); |
||
4257 | |||
4258 | ts->type.indx = indx; |
||
4259 | ts->type.size = size; |
||
4260 | ts->type.unsignedp = unsignedp; |
||
4261 | ts->type.localp = localp; |
||
4262 | |||
4263 | ts->next = info->type_stack; |
||
4264 | info->type_stack = ts; |
||
4265 | |||
4266 | return TRUE; |
||
4267 | } |
||
4268 | |||
4269 | /* Pop a type index off the type stack. */ |
||
4270 | |||
4271 | static unsigned int |
||
4272 | ieee_pop_type (struct ieee_handle *info) |
||
4273 | { |
||
4274 | return ieee_pop_type_used (info, TRUE); |
||
4275 | } |
||
4276 | |||
4277 | /* Pop an unused type index off the type stack. */ |
||
4278 | |||
4279 | static void |
||
4280 | ieee_pop_unused_type (struct ieee_handle *info) |
||
4281 | { |
||
4282 | (void) ieee_pop_type_used (info, FALSE); |
||
4283 | } |
||
4284 | |||
4285 | /* Pop a used or unused type index off the type stack. */ |
||
4286 | |||
4287 | static unsigned int |
||
4288 | ieee_pop_type_used (struct ieee_handle *info, bfd_boolean used) |
||
4289 | { |
||
4290 | struct ieee_type_stack *ts; |
||
4291 | unsigned int ret; |
||
4292 | |||
4293 | ts = info->type_stack; |
||
4294 | assert (ts != NULL); |
||
4295 | |||
4296 | /* If this is a function type, and we need it, we need to append the |
||
4297 | actual definition to the typedef block now. */ |
||
4298 | if (used && ! ieee_buffer_emptyp (&ts->type.fndef)) |
||
4299 | { |
||
4300 | struct ieee_buflist *buflist; |
||
4301 | |||
4302 | if (ts->type.localp) |
||
4303 | { |
||
4304 | /* Make sure we have started the types block. */ |
||
4305 | if (ieee_buffer_emptyp (&info->types)) |
||
4306 | { |
||
4307 | if (! ieee_change_buffer (info, &info->types) |
||
4308 | || ! ieee_write_byte (info, (int) ieee_bb_record_enum) |
||
4309 | || ! ieee_write_byte (info, 1) |
||
4310 | || ! ieee_write_number (info, 0) |
||
4311 | || ! ieee_write_id (info, info->modname)) |
||
4312 | return FALSE; |
||
4313 | } |
||
4314 | buflist = &info->types; |
||
4315 | } |
||
4316 | else |
||
4317 | { |
||
4318 | /* Make sure we started the global type block. */ |
||
4319 | if (ieee_buffer_emptyp (&info->global_types)) |
||
4320 | { |
||
4321 | if (! ieee_change_buffer (info, &info->global_types) |
||
4322 | || ! ieee_write_byte (info, (int) ieee_bb_record_enum) |
||
4323 | || ! ieee_write_byte (info, 2) |
||
4324 | || ! ieee_write_number (info, 0) |
||
4325 | || ! ieee_write_id (info, "")) |
||
4326 | return FALSE; |
||
4327 | } |
||
4328 | buflist = &info->global_types; |
||
4329 | } |
||
4330 | |||
4331 | if (! ieee_append_buffer (info, buflist, &ts->type.fndef)) |
||
4332 | return FALSE; |
||
4333 | } |
||
4334 | |||
4335 | ret = ts->type.indx; |
||
4336 | info->type_stack = ts->next; |
||
4337 | free (ts); |
||
4338 | return ret; |
||
4339 | } |
||
4340 | |||
4341 | /* Add a range of bytes included in the current compilation unit. */ |
||
4342 | |||
4343 | static bfd_boolean |
||
4344 | ieee_add_range (struct ieee_handle *info, bfd_boolean global, bfd_vma low, |
||
4345 | bfd_vma high) |
||
4346 | { |
||
4347 | struct ieee_range **plist, *r, **pr; |
||
4348 | |||
4349 | if (low == (bfd_vma) -1 || high == (bfd_vma) -1 || low == high) |
||
4350 | return TRUE; |
||
4351 | |||
4352 | if (global) |
||
4353 | plist = &info->global_ranges; |
||
4354 | else |
||
4355 | plist = &info->ranges; |
||
4356 | |||
4357 | for (r = *plist; r != NULL; r = r->next) |
||
4358 | { |
||
4359 | if (high >= r->low && low <= r->high) |
||
4360 | { |
||
4361 | /* The new range overlaps r. */ |
||
4362 | if (low < r->low) |
||
4363 | r->low = low; |
||
4364 | if (high > r->high) |
||
4365 | r->high = high; |
||
4366 | pr = &r->next; |
||
4367 | while (*pr != NULL && (*pr)->low <= r->high) |
||
4368 | { |
||
4369 | struct ieee_range *n; |
||
4370 | |||
4371 | if ((*pr)->high > r->high) |
||
4372 | r->high = (*pr)->high; |
||
4373 | n = (*pr)->next; |
||
4374 | free (*pr); |
||
4375 | *pr = n; |
||
4376 | } |
||
4377 | return TRUE; |
||
4378 | } |
||
4379 | } |
||
4380 | |||
4381 | r = (struct ieee_range *) xmalloc (sizeof *r); |
||
4382 | memset (r, 0, sizeof *r); |
||
4383 | |||
4384 | r->low = low; |
||
4385 | r->high = high; |
||
4386 | |||
4387 | /* Store the ranges sorted by address. */ |
||
4388 | for (pr = plist; *pr != NULL; pr = &(*pr)->next) |
||
4389 | if ((*pr)->low > high) |
||
4390 | break; |
||
4391 | r->next = *pr; |
||
4392 | *pr = r; |
||
4393 | |||
4394 | return TRUE; |
||
4395 | } |
||
4396 | |||
4397 | /* Start a new range for which we only have the low address. */ |
||
4398 | |||
4399 | static bfd_boolean |
||
4400 | ieee_start_range (struct ieee_handle *info, bfd_vma low) |
||
4401 | { |
||
4402 | struct ieee_range *r; |
||
4403 | |||
4404 | r = (struct ieee_range *) xmalloc (sizeof *r); |
||
4405 | memset (r, 0, sizeof *r); |
||
4406 | r->low = low; |
||
4407 | r->next = info->pending_ranges; |
||
4408 | info->pending_ranges = r; |
||
4409 | return TRUE; |
||
4410 | } |
||
4411 | |||
4412 | /* Finish a range started by ieee_start_range. */ |
||
4413 | |||
4414 | static bfd_boolean |
||
4415 | ieee_end_range (struct ieee_handle *info, bfd_vma high) |
||
4416 | { |
||
4417 | struct ieee_range *r; |
||
4418 | bfd_vma low; |
||
4419 | |||
4420 | assert (info->pending_ranges != NULL); |
||
4421 | r = info->pending_ranges; |
||
4422 | low = r->low; |
||
4423 | info->pending_ranges = r->next; |
||
4424 | free (r); |
||
4425 | return ieee_add_range (info, FALSE, low, high); |
||
4426 | } |
||
4427 | |||
4428 | /* Start defining a type. */ |
||
4429 | |||
4430 | static bfd_boolean |
||
4431 | ieee_define_type (struct ieee_handle *info, unsigned int size, |
||
4432 | bfd_boolean unsignedp, bfd_boolean localp) |
||
4433 | { |
||
4434 | return ieee_define_named_type (info, (const char *) NULL, |
||
4435 | (unsigned int) -1, size, unsignedp, |
||
4436 | localp, (struct ieee_buflist *) NULL); |
||
4437 | } |
||
4438 | |||
4439 | /* Start defining a named type. */ |
||
4440 | |||
4441 | static bfd_boolean |
||
4442 | ieee_define_named_type (struct ieee_handle *info, const char *name, |
||
4443 | unsigned int indx, unsigned int size, |
||
4444 | bfd_boolean unsignedp, bfd_boolean localp, |
||
4445 | struct ieee_buflist *buflist) |
||
4446 | { |
||
4447 | unsigned int type_indx; |
||
4448 | unsigned int name_indx; |
||
4449 | |||
4450 | if (indx != (unsigned int) -1) |
||
4451 | type_indx = indx; |
||
4452 | else |
||
4453 | { |
||
4454 | type_indx = info->type_indx; |
||
4455 | ++info->type_indx; |
||
4456 | } |
||
4457 | |||
4458 | name_indx = info->name_indx; |
||
4459 | ++info->name_indx; |
||
4460 | |||
4461 | if (name == NULL) |
||
4462 | name = ""; |
||
4463 | |||
4464 | /* If we were given a buffer, use it; otherwise, use either the |
||
4465 | local or the global type information, and make sure that the type |
||
4466 | block is started. */ |
||
4467 | if (buflist != NULL) |
||
4468 | { |
||
4469 | if (! ieee_change_buffer (info, buflist)) |
||
4470 | return FALSE; |
||
4471 | } |
||
4472 | else if (localp) |
||
4473 | { |
||
4474 | if (! ieee_buffer_emptyp (&info->types)) |
||
4475 | { |
||
4476 | if (! ieee_change_buffer (info, &info->types)) |
||
4477 | return FALSE; |
||
4478 | } |
||
4479 | else |
||
4480 | { |
||
4481 | if (! ieee_change_buffer (info, &info->types) |
||
4482 | || ! ieee_write_byte (info, (int) ieee_bb_record_enum) |
||
4483 | || ! ieee_write_byte (info, 1) |
||
4484 | || ! ieee_write_number (info, 0) |
||
4485 | || ! ieee_write_id (info, info->modname)) |
||
4486 | return FALSE; |
||
4487 | } |
||
4488 | } |
||
4489 | else |
||
4490 | { |
||
4491 | if (! ieee_buffer_emptyp (&info->global_types)) |
||
4492 | { |
||
4493 | if (! ieee_change_buffer (info, &info->global_types)) |
||
4494 | return FALSE; |
||
4495 | } |
||
4496 | else |
||
4497 | { |
||
4498 | if (! ieee_change_buffer (info, &info->global_types) |
||
4499 | || ! ieee_write_byte (info, (int) ieee_bb_record_enum) |
||
4500 | || ! ieee_write_byte (info, 2) |
||
4501 | || ! ieee_write_number (info, 0) |
||
4502 | || ! ieee_write_id (info, "")) |
||
4503 | return FALSE; |
||
4504 | } |
||
4505 | } |
||
4506 | |||
4507 | /* Push the new type on the type stack, write out an NN record, and |
||
4508 | write out the start of a TY record. The caller will then finish |
||
4509 | the TY record. */ |
||
4510 | if (! ieee_push_type (info, type_indx, size, unsignedp, localp)) |
||
4511 | return FALSE; |
||
4512 | |||
4513 | return (ieee_write_byte (info, (int) ieee_nn_record) |
||
4514 | && ieee_write_number (info, name_indx) |
||
4515 | && ieee_write_id (info, name) |
||
4516 | && ieee_write_byte (info, (int) ieee_ty_record_enum) |
||
4517 | && ieee_write_number (info, type_indx) |
||
4518 | && ieee_write_byte (info, 0xce) |
||
4519 | && ieee_write_number (info, name_indx)); |
||
4520 | } |
||
4521 | |||
4522 | /* Get an entry to the list of modified versions of a type. */ |
||
4523 | |||
4524 | static struct ieee_modified_type * |
||
4525 | ieee_get_modified_info (struct ieee_handle *info, unsigned int indx) |
||
4526 | { |
||
4527 | if (indx >= info->modified_alloc) |
||
4528 | { |
||
4529 | unsigned int nalloc; |
||
4530 | |||
4531 | nalloc = info->modified_alloc; |
||
4532 | if (nalloc == 0) |
||
4533 | nalloc = 16; |
||
4534 | while (indx >= nalloc) |
||
4535 | nalloc *= 2; |
||
4536 | info->modified = ((struct ieee_modified_type *) |
||
4537 | xrealloc (info->modified, |
||
4538 | nalloc * sizeof *info->modified)); |
||
4539 | memset (info->modified + info->modified_alloc, 0, |
||
4540 | (nalloc - info->modified_alloc) * sizeof *info->modified); |
||
4541 | info->modified_alloc = nalloc; |
||
4542 | } |
||
4543 | |||
4544 | return info->modified + indx; |
||
4545 | } |
||
4546 | |||
4547 | /* Routines for the hash table mapping names to types. */ |
||
4548 | |||
4549 | /* Initialize an entry in the hash table. */ |
||
4550 | |||
4551 | static struct bfd_hash_entry * |
||
4552 | ieee_name_type_newfunc (struct bfd_hash_entry *entry, |
||
4553 | struct bfd_hash_table *table, const char *string) |
||
4554 | { |
||
4555 | struct ieee_name_type_hash_entry *ret = |
||
4556 | (struct ieee_name_type_hash_entry *) entry; |
||
4557 | |||
4558 | /* Allocate the structure if it has not already been allocated by a |
||
4559 | subclass. */ |
||
4560 | if (ret == NULL) |
||
4561 | ret = ((struct ieee_name_type_hash_entry *) |
||
4562 | bfd_hash_allocate (table, sizeof *ret)); |
||
4563 | if (ret == NULL) |
||
4564 | return NULL; |
||
4565 | |||
4566 | /* Call the allocation method of the superclass. */ |
||
4567 | ret = ((struct ieee_name_type_hash_entry *) |
||
4568 | bfd_hash_newfunc ((struct bfd_hash_entry *) ret, table, string)); |
||
4569 | if (ret) |
||
4570 | { |
||
4571 | /* Set local fields. */ |
||
4572 | ret->types = NULL; |
||
4573 | } |
||
4574 | |||
4575 | return (struct bfd_hash_entry *) ret; |
||
4576 | } |
||
4577 | |||
4578 | /* Look up an entry in the hash table. */ |
||
4579 | |||
4580 | #define ieee_name_type_hash_lookup(table, string, create, copy) \ |
||
4581 | ((struct ieee_name_type_hash_entry *) \ |
||
4582 | bfd_hash_lookup (&(table)->root, (string), (create), (copy))) |
||
4583 | |||
4584 | /* Traverse the hash table. */ |
||
4585 | |||
4586 | #define ieee_name_type_hash_traverse(table, func, info) \ |
||
4587 | (bfd_hash_traverse \ |
||
4588 | (&(table)->root, \ |
||
4589 | (bfd_boolean (*) (struct bfd_hash_entry *, void *)) (func), \ |
||
4590 | (info))) |
||
4591 | |||
4592 | /* The general routine to write out IEEE debugging information. */ |
||
4593 | |||
4594 | bfd_boolean |
||
4595 | write_ieee_debugging_info (bfd *abfd, void *dhandle) |
||
4596 | { |
||
4597 | struct ieee_handle info; |
||
4598 | asection *s; |
||
4599 | const char *err; |
||
4600 | struct ieee_buf *b; |
||
4601 | |||
4602 | memset (&info, 0, sizeof info); |
||
4603 | info.abfd = abfd; |
||
4604 | info.type_indx = 256; |
||
4605 | info.name_indx = 32; |
||
4606 | |||
4607 | if (!bfd_hash_table_init (&info.typedefs.root, ieee_name_type_newfunc, |
||
4608 | sizeof (struct ieee_name_type_hash_entry)) |
||
4609 | || !bfd_hash_table_init (&info.tags.root, ieee_name_type_newfunc, |
||
4610 | sizeof (struct ieee_name_type_hash_entry))) |
||
4611 | return FALSE; |
||
4612 | |||
4613 | if (! ieee_init_buffer (&info, &info.global_types) |
||
4614 | || ! ieee_init_buffer (&info, &info.data) |
||
4615 | || ! ieee_init_buffer (&info, &info.types) |
||
4616 | || ! ieee_init_buffer (&info, &info.vars) |
||
4617 | || ! ieee_init_buffer (&info, &info.cxx) |
||
4618 | || ! ieee_init_buffer (&info, &info.linenos) |
||
4619 | || ! ieee_init_buffer (&info, &info.fntype) |
||
4620 | || ! ieee_init_buffer (&info, &info.fnargs)) |
||
4621 | return FALSE; |
||
4622 | |||
4623 | if (! debug_write (dhandle, &ieee_fns, (void *) &info)) |
||
4624 | return FALSE; |
||
4625 | |||
4626 | if (info.filename != NULL) |
||
4627 | { |
||
4628 | if (! ieee_finish_compilation_unit (&info)) |
||
4629 | return FALSE; |
||
4630 | } |
||
4631 | |||
4632 | /* Put any undefined tags in the global typedef information. */ |
||
4633 | info.error = FALSE; |
||
4634 | ieee_name_type_hash_traverse (&info.tags, |
||
4635 | ieee_write_undefined_tag, |
||
4636 | (void *) &info); |
||
4637 | if (info.error) |
||
4638 | return FALSE; |
||
4639 | |||
4640 | /* Prepend the global typedef information to the other data. */ |
||
4641 | if (! ieee_buffer_emptyp (&info.global_types)) |
||
4642 | { |
||
4643 | /* The HP debugger seems to have a bug in which it ignores the |
||
4644 | last entry in the global types, so we add a dummy entry. */ |
||
4645 | if (! ieee_change_buffer (&info, &info.global_types) |
||
4646 | || ! ieee_write_byte (&info, (int) ieee_nn_record) |
||
4647 | || ! ieee_write_number (&info, info.name_indx) |
||
4648 | || ! ieee_write_id (&info, "") |
||
4649 | || ! ieee_write_byte (&info, (int) ieee_ty_record_enum) |
||
4650 | || ! ieee_write_number (&info, info.type_indx) |
||
4651 | || ! ieee_write_byte (&info, 0xce) |
||
4652 | || ! ieee_write_number (&info, info.name_indx) |
||
4653 | || ! ieee_write_number (&info, 'P') |
||
4654 | || ! ieee_write_number (&info, (int) builtin_void + 32) |
||
4655 | || ! ieee_write_byte (&info, (int) ieee_be_record_enum)) |
||
4656 | return FALSE; |
||
4657 | |||
4658 | if (! ieee_append_buffer (&info, &info.global_types, &info.data)) |
||
4659 | return FALSE; |
||
4660 | info.data = info.global_types; |
||
4661 | } |
||
4662 | |||
4663 | /* Make sure that we have declare BB11 blocks for each range in the |
||
4664 | file. They are added to info->vars. */ |
||
4665 | info.error = FALSE; |
||
4666 | if (! ieee_init_buffer (&info, &info.vars)) |
||
4667 | return FALSE; |
||
4668 | bfd_map_over_sections (abfd, ieee_add_bb11_blocks, (void *) &info); |
||
4669 | if (info.error) |
||
4670 | return FALSE; |
||
4671 | if (! ieee_buffer_emptyp (&info.vars)) |
||
4672 | { |
||
4673 | if (! ieee_change_buffer (&info, &info.vars) |
||
4674 | || ! ieee_write_byte (&info, (int) ieee_be_record_enum)) |
||
4675 | return FALSE; |
||
4676 | |||
4677 | if (! ieee_append_buffer (&info, &info.data, &info.vars)) |
||
4678 | return FALSE; |
||
4679 | } |
||
4680 | |||
4681 | /* Now all the data is in info.data. Write it out to the BFD. We |
||
4682 | normally would need to worry about whether all the other sections |
||
4683 | are set up yet, but the IEEE backend will handle this particular |
||
4684 | case correctly regardless. */ |
||
4685 | if (ieee_buffer_emptyp (&info.data)) |
||
4686 | { |
||
4687 | /* There is no debugging information. */ |
||
4688 | return TRUE; |
||
4689 | } |
||
4690 | err = NULL; |
||
4691 | s = bfd_make_section_with_flags (abfd, ".debug", |
||
4692 | SEC_DEBUGGING | SEC_HAS_CONTENTS); |
||
4693 | if (s == NULL) |
||
4694 | err = "bfd_make_section"; |
||
4695 | if (err == NULL) |
||
4696 | { |
||
4697 | bfd_size_type size; |
||
4698 | |||
4699 | size = 0; |
||
4700 | for (b = info.data.head; b != NULL; b = b->next) |
||
4701 | size += b->c; |
||
4702 | if (! bfd_set_section_size (abfd, s, size)) |
||
4703 | err = "bfd_set_section_size"; |
||
4704 | } |
||
4705 | if (err == NULL) |
||
4706 | { |
||
4707 | file_ptr offset; |
||
4708 | |||
4709 | offset = 0; |
||
4710 | for (b = info.data.head; b != NULL; b = b->next) |
||
4711 | { |
||
4712 | if (! bfd_set_section_contents (abfd, s, b->buf, offset, b->c)) |
||
4713 | { |
||
4714 | err = "bfd_set_section_contents"; |
||
4715 | break; |
||
4716 | } |
||
4717 | offset += b->c; |
||
4718 | } |
||
4719 | } |
||
4720 | |||
4721 | if (err != NULL) |
||
4722 | { |
||
4723 | fprintf (stderr, "%s: %s: %s\n", bfd_get_filename (abfd), err, |
||
4724 | bfd_errmsg (bfd_get_error ())); |
||
4725 | return FALSE; |
||
4726 | } |
||
4727 | |||
4728 | bfd_hash_table_free (&info.typedefs.root); |
||
4729 | bfd_hash_table_free (&info.tags.root); |
||
4730 | |||
4731 | return TRUE; |
||
4732 | } |
||
4733 | |||
4734 | /* Write out information for an undefined tag. This is called via |
||
4735 | ieee_name_type_hash_traverse. */ |
||
4736 | |||
4737 | static bfd_boolean |
||
4738 | ieee_write_undefined_tag (struct ieee_name_type_hash_entry *h, void *p) |
||
4739 | { |
||
4740 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
4741 | struct ieee_name_type *nt; |
||
4742 | |||
4743 | for (nt = h->types; nt != NULL; nt = nt->next) |
||
4744 | { |
||
4745 | unsigned int name_indx; |
||
4746 | char code; |
||
4747 | |||
4748 | if (nt->kind == DEBUG_KIND_ILLEGAL) |
||
4749 | continue; |
||
4750 | |||
4751 | if (ieee_buffer_emptyp (&info->global_types)) |
||
4752 | { |
||
4753 | if (! ieee_change_buffer (info, &info->global_types) |
||
4754 | || ! ieee_write_byte (info, (int) ieee_bb_record_enum) |
||
4755 | || ! ieee_write_byte (info, 2) |
||
4756 | || ! ieee_write_number (info, 0) |
||
4757 | || ! ieee_write_id (info, "")) |
||
4758 | { |
||
4759 | info->error = TRUE; |
||
4760 | return FALSE; |
||
4761 | } |
||
4762 | } |
||
4763 | else |
||
4764 | { |
||
4765 | if (! ieee_change_buffer (info, &info->global_types)) |
||
4766 | { |
||
4767 | info->error = TRUE; |
||
4768 | return FALSE; |
||
4769 | } |
||
4770 | } |
||
4771 | |||
4772 | name_indx = info->name_indx; |
||
4773 | ++info->name_indx; |
||
4774 | if (! ieee_write_byte (info, (int) ieee_nn_record) |
||
4775 | || ! ieee_write_number (info, name_indx) |
||
4776 | || ! ieee_write_id (info, nt->type.name) |
||
4777 | || ! ieee_write_byte (info, (int) ieee_ty_record_enum) |
||
4778 | || ! ieee_write_number (info, nt->type.indx) |
||
4779 | || ! ieee_write_byte (info, 0xce) |
||
4780 | || ! ieee_write_number (info, name_indx)) |
||
4781 | { |
||
4782 | info->error = TRUE; |
||
4783 | return FALSE; |
||
4784 | } |
||
4785 | |||
4786 | switch (nt->kind) |
||
4787 | { |
||
4788 | default: |
||
4789 | abort (); |
||
4790 | info->error = TRUE; |
||
4791 | return FALSE; |
||
4792 | case DEBUG_KIND_STRUCT: |
||
4793 | case DEBUG_KIND_CLASS: |
||
4794 | code = 'S'; |
||
4795 | break; |
||
4796 | case DEBUG_KIND_UNION: |
||
4797 | case DEBUG_KIND_UNION_CLASS: |
||
4798 | code = 'U'; |
||
4799 | break; |
||
4800 | case DEBUG_KIND_ENUM: |
||
4801 | code = 'E'; |
||
4802 | break; |
||
4803 | } |
||
4804 | if (! ieee_write_number (info, code) |
||
4805 | || ! ieee_write_number (info, 0)) |
||
4806 | { |
||
4807 | info->error = TRUE; |
||
4808 | return FALSE; |
||
4809 | } |
||
4810 | } |
||
4811 | |||
4812 | return TRUE; |
||
4813 | } |
||
4814 | |||
4815 | /* Start writing out information for a compilation unit. */ |
||
4816 | |||
4817 | static bfd_boolean |
||
4818 | ieee_start_compilation_unit (void *p, const char *filename) |
||
4819 | { |
||
4820 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
4821 | const char *modname; |
||
4822 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
||
4823 | const char *backslash; |
||
4824 | #endif |
||
4825 | char *c, *s; |
||
4826 | |||
4827 | if (info->filename != NULL) |
||
4828 | { |
||
4829 | if (! ieee_finish_compilation_unit (info)) |
||
4830 | return FALSE; |
||
4831 | } |
||
4832 | |||
4833 | info->filename = filename; |
||
4834 | modname = strrchr (filename, '/'); |
||
4835 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
||
4836 | /* We could have a mixed forward/back slash case. */ |
||
4837 | backslash = strrchr (filename, '\\'); |
||
4838 | if (modname == NULL || (backslash != NULL && backslash > modname)) |
||
4839 | modname = backslash; |
||
4840 | #endif |
||
4841 | |||
4842 | if (modname != NULL) |
||
4843 | ++modname; |
||
4844 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
||
4845 | else if (filename[0] && filename[1] == ':') |
||
4846 | modname = filename + 2; |
||
4847 | #endif |
||
4848 | else |
||
4849 | modname = filename; |
||
4850 | |||
4851 | c = xstrdup (modname); |
||
4852 | s = strrchr (c, '.'); |
||
4853 | if (s != NULL) |
||
4854 | *s = '\0'; |
||
4855 | info->modname = c; |
||
4856 | |||
4857 | if (! ieee_init_buffer (info, &info->types) |
||
4858 | || ! ieee_init_buffer (info, &info->vars) |
||
4859 | || ! ieee_init_buffer (info, &info->cxx) |
||
4860 | || ! ieee_init_buffer (info, &info->linenos)) |
||
4861 | return FALSE; |
||
4862 | info->ranges = NULL; |
||
4863 | |||
4864 | /* Always include a BB1 and a BB3 block. That is what the output of |
||
4865 | the MRI linker seems to look like. */ |
||
4866 | if (! ieee_change_buffer (info, &info->types) |
||
4867 | || ! ieee_write_byte (info, (int) ieee_bb_record_enum) |
||
4868 | || ! ieee_write_byte (info, 1) |
||
4869 | || ! ieee_write_number (info, 0) |
||
4870 | || ! ieee_write_id (info, info->modname)) |
||
4871 | return FALSE; |
||
4872 | |||
4873 | ++info->name_indx; |
||
4874 | if (! ieee_change_buffer (info, &info->vars) |
||
4875 | || ! ieee_write_byte (info, (int) ieee_bb_record_enum) |
||
4876 | || ! ieee_write_byte (info, 3) |
||
4877 | || ! ieee_write_number (info, 0) |
||
4878 | || ! ieee_write_id (info, info->modname)) |
||
4879 | return FALSE; |
||
4880 | |||
4881 | return TRUE; |
||
4882 | } |
||
4883 | |||
4884 | /* Finish up a compilation unit. */ |
||
4885 | |||
4886 | static bfd_boolean |
||
4887 | ieee_finish_compilation_unit (struct ieee_handle *info) |
||
4888 | { |
||
4889 | struct ieee_range *r; |
||
4890 | |||
4891 | if (! ieee_buffer_emptyp (&info->types)) |
||
4892 | { |
||
4893 | if (! ieee_change_buffer (info, &info->types) |
||
4894 | || ! ieee_write_byte (info, (int) ieee_be_record_enum)) |
||
4895 | return FALSE; |
||
4896 | } |
||
4897 | |||
4898 | if (! ieee_buffer_emptyp (&info->cxx)) |
||
4899 | { |
||
4900 | /* Append any C++ information to the global function and |
||
4901 | variable information. */ |
||
4902 | assert (! ieee_buffer_emptyp (&info->vars)); |
||
4903 | if (! ieee_change_buffer (info, &info->vars)) |
||
4904 | return FALSE; |
||
4905 | |||
4906 | /* We put the pmisc records in a dummy procedure, just as the |
||
4907 | MRI compiler does. */ |
||
4908 | if (! ieee_write_byte (info, (int) ieee_bb_record_enum) |
||
4909 | || ! ieee_write_byte (info, 6) |
||
4910 | || ! ieee_write_number (info, 0) |
||
4911 | || ! ieee_write_id (info, "__XRYCPP") |
||
4912 | || ! ieee_write_number (info, 0) |
||
4913 | || ! ieee_write_number (info, 0) |
||
4914 | || ! ieee_write_number (info, info->highaddr - 1) |
||
4915 | || ! ieee_append_buffer (info, &info->vars, &info->cxx) |
||
4916 | || ! ieee_change_buffer (info, &info->vars) |
||
4917 | || ! ieee_write_byte (info, (int) ieee_be_record_enum) |
||
4918 | || ! ieee_write_number (info, info->highaddr - 1)) |
||
4919 | return FALSE; |
||
4920 | } |
||
4921 | |||
4922 | if (! ieee_buffer_emptyp (&info->vars)) |
||
4923 | { |
||
4924 | if (! ieee_change_buffer (info, &info->vars) |
||
4925 | || ! ieee_write_byte (info, (int) ieee_be_record_enum)) |
||
4926 | return FALSE; |
||
4927 | } |
||
4928 | |||
4929 | if (info->pending_lineno_filename != NULL) |
||
4930 | { |
||
4931 | /* Force out the pending line number. */ |
||
4932 | if (! ieee_lineno ((void *) info, (const char *) NULL, 0, (bfd_vma) -1)) |
||
4933 | return FALSE; |
||
4934 | } |
||
4935 | if (! ieee_buffer_emptyp (&info->linenos)) |
||
4936 | { |
||
4937 | if (! ieee_change_buffer (info, &info->linenos) |
||
4938 | || ! ieee_write_byte (info, (int) ieee_be_record_enum)) |
||
4939 | return FALSE; |
||
4940 | if (filename_cmp (info->filename, info->lineno_filename) != 0) |
||
4941 | { |
||
4942 | /* We were not in the main file. We just closed the |
||
4943 | included line number block, and now we must close the |
||
4944 | main line number block. */ |
||
4945 | if (! ieee_write_byte (info, (int) ieee_be_record_enum)) |
||
4946 | return FALSE; |
||
4947 | } |
||
4948 | } |
||
4949 | |||
4950 | if (! ieee_append_buffer (info, &info->data, &info->types) |
||
4951 | || ! ieee_append_buffer (info, &info->data, &info->vars) |
||
4952 | || ! ieee_append_buffer (info, &info->data, &info->linenos)) |
||
4953 | return FALSE; |
||
4954 | |||
4955 | /* Build BB10/BB11 blocks based on the ranges we recorded. */ |
||
4956 | if (! ieee_change_buffer (info, &info->data)) |
||
4957 | return FALSE; |
||
4958 | |||
4959 | if (! ieee_write_byte (info, (int) ieee_bb_record_enum) |
||
4960 | || ! ieee_write_byte (info, 10) |
||
4961 | || ! ieee_write_number (info, 0) |
||
4962 | || ! ieee_write_id (info, info->modname) |
||
4963 | || ! ieee_write_id (info, "") |
||
4964 | || ! ieee_write_number (info, 0) |
||
4965 | || ! ieee_write_id (info, "GNU objcopy")) |
||
4966 | return FALSE; |
||
4967 | |||
4968 | for (r = info->ranges; r != NULL; r = r->next) |
||
4969 | { |
||
4970 | bfd_vma low, high; |
||
4971 | asection *s; |
||
4972 | int kind; |
||
4973 | |||
4974 | low = r->low; |
||
4975 | high = r->high; |
||
4976 | |||
4977 | /* Find the section corresponding to this range. */ |
||
4978 | for (s = info->abfd->sections; s != NULL; s = s->next) |
||
4979 | { |
||
4980 | if (bfd_get_section_vma (info->abfd, s) <= low |
||
4981 | && high <= (bfd_get_section_vma (info->abfd, s) |
||
4982 | + bfd_section_size (info->abfd, s))) |
||
4983 | break; |
||
4984 | } |
||
4985 | |||
4986 | if (s == NULL) |
||
4987 | { |
||
4988 | /* Just ignore this range. */ |
||
4989 | continue; |
||
4990 | } |
||
4991 | |||
4992 | /* Coalesce ranges if it seems reasonable. */ |
||
4993 | while (r->next != NULL |
||
4994 | && high + 0x1000 >= r->next->low |
||
4995 | && (r->next->high |
||
4996 | <= (bfd_get_section_vma (info->abfd, s) |
||
4997 | + bfd_section_size (info->abfd, s)))) |
||
4998 | { |
||
4999 | r = r->next; |
||
5000 | high = r->high; |
||
5001 | } |
||
5002 | |||
5003 | if ((s->flags & SEC_CODE) != 0) |
||
5004 | kind = 1; |
||
5005 | else if ((s->flags & SEC_READONLY) != 0) |
||
5006 | kind = 3; |
||
5007 | else |
||
5008 | kind = 2; |
||
5009 | |||
5010 | if (! ieee_write_byte (info, (int) ieee_bb_record_enum) |
||
5011 | || ! ieee_write_byte (info, 11) |
||
5012 | || ! ieee_write_number (info, 0) |
||
5013 | || ! ieee_write_id (info, "") |
||
5014 | || ! ieee_write_number (info, kind) |
||
5015 | || ! ieee_write_number (info, s->index + IEEE_SECTION_NUMBER_BASE) |
||
5016 | || ! ieee_write_number (info, low) |
||
5017 | || ! ieee_write_byte (info, (int) ieee_be_record_enum) |
||
5018 | || ! ieee_write_number (info, high - low)) |
||
5019 | return FALSE; |
||
5020 | |||
5021 | /* Add this range to the list of global ranges. */ |
||
5022 | if (! ieee_add_range (info, TRUE, low, high)) |
||
5023 | return FALSE; |
||
5024 | } |
||
5025 | |||
5026 | if (! ieee_write_byte (info, (int) ieee_be_record_enum)) |
||
5027 | return FALSE; |
||
5028 | |||
5029 | return TRUE; |
||
5030 | } |
||
5031 | |||
5032 | /* Add BB11 blocks describing each range that we have not already |
||
5033 | described. */ |
||
5034 | |||
5035 | static void |
||
5036 | ieee_add_bb11_blocks (bfd *abfd ATTRIBUTE_UNUSED, asection *sec, void *data) |
||
5037 | { |
||
5038 | struct ieee_handle *info = (struct ieee_handle *) data; |
||
5039 | bfd_vma low, high; |
||
5040 | struct ieee_range *r; |
||
5041 | |||
5042 | low = bfd_get_section_vma (abfd, sec); |
||
5043 | high = low + bfd_section_size (abfd, sec); |
||
5044 | |||
5045 | /* Find the first range at or after this section. The ranges are |
||
5046 | sorted by address. */ |
||
5047 | for (r = info->global_ranges; r != NULL; r = r->next) |
||
5048 | if (r->high > low) |
||
5049 | break; |
||
5050 | |||
5051 | while (low < high) |
||
5052 | { |
||
5053 | if (r == NULL || r->low >= high) |
||
5054 | { |
||
5055 | if (! ieee_add_bb11 (info, sec, low, high)) |
||
5056 | info->error = TRUE; |
||
5057 | return; |
||
5058 | } |
||
5059 | |||
5060 | if (low < r->low |
||
5061 | && r->low - low > 0x100) |
||
5062 | { |
||
5063 | if (! ieee_add_bb11 (info, sec, low, r->low)) |
||
5064 | { |
||
5065 | info->error = TRUE; |
||
5066 | return; |
||
5067 | } |
||
5068 | } |
||
5069 | low = r->high; |
||
5070 | |||
5071 | r = r->next; |
||
5072 | } |
||
5073 | } |
||
5074 | |||
5075 | /* Add a single BB11 block for a range. We add it to info->vars. */ |
||
5076 | |||
5077 | static bfd_boolean |
||
5078 | ieee_add_bb11 (struct ieee_handle *info, asection *sec, bfd_vma low, |
||
5079 | bfd_vma high) |
||
5080 | { |
||
5081 | int kind; |
||
5082 | |||
5083 | if (! ieee_buffer_emptyp (&info->vars)) |
||
5084 | { |
||
5085 | if (! ieee_change_buffer (info, &info->vars)) |
||
5086 | return FALSE; |
||
5087 | } |
||
5088 | else |
||
5089 | { |
||
5090 | const char *filename, *modname; |
||
5091 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
||
5092 | const char *backslash; |
||
5093 | #endif |
||
5094 | char *c, *s; |
||
5095 | |||
5096 | /* Start the enclosing BB10 block. */ |
||
5097 | filename = bfd_get_filename (info->abfd); |
||
5098 | modname = strrchr (filename, '/'); |
||
5099 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
||
5100 | backslash = strrchr (filename, '\\'); |
||
5101 | if (modname == NULL || (backslash != NULL && backslash > modname)) |
||
5102 | modname = backslash; |
||
5103 | #endif |
||
5104 | |||
5105 | if (modname != NULL) |
||
5106 | ++modname; |
||
5107 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM |
||
5108 | else if (filename[0] && filename[1] == ':') |
||
5109 | modname = filename + 2; |
||
5110 | #endif |
||
5111 | else |
||
5112 | modname = filename; |
||
5113 | |||
5114 | c = xstrdup (modname); |
||
5115 | s = strrchr (c, '.'); |
||
5116 | if (s != NULL) |
||
5117 | *s = '\0'; |
||
5118 | |||
5119 | if (! ieee_change_buffer (info, &info->vars) |
||
5120 | || ! ieee_write_byte (info, (int) ieee_bb_record_enum) |
||
5121 | || ! ieee_write_byte (info, 10) |
||
5122 | || ! ieee_write_number (info, 0) |
||
5123 | || ! ieee_write_id (info, c) |
||
5124 | || ! ieee_write_id (info, "") |
||
5125 | || ! ieee_write_number (info, 0) |
||
5126 | || ! ieee_write_id (info, "GNU objcopy")) |
||
5127 | { |
||
5128 | free (c); |
||
5129 | return FALSE; |
||
5130 | } |
||
5131 | |||
5132 | free (c); |
||
5133 | } |
||
5134 | |||
5135 | if ((sec->flags & SEC_CODE) != 0) |
||
5136 | kind = 1; |
||
5137 | else if ((sec->flags & SEC_READONLY) != 0) |
||
5138 | kind = 3; |
||
5139 | else |
||
5140 | kind = 2; |
||
5141 | |||
5142 | if (! ieee_write_byte (info, (int) ieee_bb_record_enum) |
||
5143 | || ! ieee_write_byte (info, 11) |
||
5144 | || ! ieee_write_number (info, 0) |
||
5145 | || ! ieee_write_id (info, "") |
||
5146 | || ! ieee_write_number (info, kind) |
||
5147 | || ! ieee_write_number (info, sec->index + IEEE_SECTION_NUMBER_BASE) |
||
5148 | || ! ieee_write_number (info, low) |
||
5149 | || ! ieee_write_byte (info, (int) ieee_be_record_enum) |
||
5150 | || ! ieee_write_number (info, high - low)) |
||
5151 | return FALSE; |
||
5152 | |||
5153 | return TRUE; |
||
5154 | } |
||
5155 | |||
5156 | /* Start recording information from a particular source file. This is |
||
5157 | used to record which file defined which types, variables, etc. It |
||
5158 | is not used for line numbers, since the lineno entry point passes |
||
5159 | down the file name anyhow. IEEE debugging information doesn't seem |
||
5160 | to store this information anywhere. */ |
||
5161 | |||
5162 | static bfd_boolean |
||
5163 | ieee_start_source (void *p ATTRIBUTE_UNUSED, |
||
5164 | const char *filename ATTRIBUTE_UNUSED) |
||
5165 | { |
||
5166 | return TRUE; |
||
5167 | } |
||
5168 | |||
5169 | /* Make an empty type. */ |
||
5170 | |||
5171 | static bfd_boolean |
||
5172 | ieee_empty_type (void *p) |
||
5173 | { |
||
5174 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
5175 | |||
5176 | return ieee_push_type (info, (int) builtin_unknown, 0, FALSE, FALSE); |
||
5177 | } |
||
5178 | |||
5179 | /* Make a void type. */ |
||
5180 | |||
5181 | static bfd_boolean |
||
5182 | ieee_void_type (void *p) |
||
5183 | { |
||
5184 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
5185 | |||
5186 | return ieee_push_type (info, (int) builtin_void, 0, FALSE, FALSE); |
||
5187 | } |
||
5188 | |||
5189 | /* Make an integer type. */ |
||
5190 | |||
5191 | static bfd_boolean |
||
5192 | ieee_int_type (void *p, unsigned int size, bfd_boolean unsignedp) |
||
5193 | { |
||
5194 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
5195 | unsigned int indx; |
||
5196 | |||
5197 | switch (size) |
||
5198 | { |
||
5199 | case 1: |
||
5200 | indx = (int) builtin_signed_char; |
||
5201 | break; |
||
5202 | case 2: |
||
5203 | indx = (int) builtin_signed_short_int; |
||
5204 | break; |
||
5205 | case 4: |
||
5206 | indx = (int) builtin_signed_long; |
||
5207 | break; |
||
5208 | case 8: |
||
5209 | indx = (int) builtin_signed_long_long; |
||
5210 | break; |
||
5211 | default: |
||
5212 | fprintf (stderr, _("IEEE unsupported integer type size %u\n"), size); |
||
5213 | return FALSE; |
||
5214 | } |
||
5215 | |||
5216 | if (unsignedp) |
||
5217 | ++indx; |
||
5218 | |||
5219 | return ieee_push_type (info, indx, size, unsignedp, FALSE); |
||
5220 | } |
||
5221 | |||
5222 | /* Make a floating point type. */ |
||
5223 | |||
5224 | static bfd_boolean |
||
5225 | ieee_float_type (void *p, unsigned int size) |
||
5226 | { |
||
5227 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
5228 | unsigned int indx; |
||
5229 | |||
5230 | switch (size) |
||
5231 | { |
||
5232 | case 4: |
||
5233 | indx = (int) builtin_float; |
||
5234 | break; |
||
5235 | case 8: |
||
5236 | indx = (int) builtin_double; |
||
5237 | break; |
||
5238 | case 12: |
||
5239 | /* FIXME: This size really depends upon the processor. */ |
||
5240 | indx = (int) builtin_long_double; |
||
5241 | break; |
||
5242 | case 16: |
||
5243 | indx = (int) builtin_long_long_double; |
||
5244 | break; |
||
5245 | default: |
||
5246 | fprintf (stderr, _("IEEE unsupported float type size %u\n"), size); |
||
5247 | return FALSE; |
||
5248 | } |
||
5249 | |||
5250 | return ieee_push_type (info, indx, size, FALSE, FALSE); |
||
5251 | } |
||
5252 | |||
5253 | /* Make a complex type. */ |
||
5254 | |||
5255 | static bfd_boolean |
||
5256 | ieee_complex_type (void *p, unsigned int size) |
||
5257 | { |
||
5258 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
5259 | char code; |
||
5260 | |||
5261 | switch (size) |
||
5262 | { |
||
5263 | case 4: |
||
5264 | if (info->complex_float_index != 0) |
||
5265 | return ieee_push_type (info, info->complex_float_index, size * 2, |
||
5266 | FALSE, FALSE); |
||
5267 | code = 'c'; |
||
5268 | break; |
||
5269 | case 12: |
||
5270 | case 16: |
||
5271 | /* These cases can be output by gcc -gstabs. Outputting the |
||
5272 | wrong type is better than crashing. */ |
||
5273 | case 8: |
||
5274 | if (info->complex_double_index != 0) |
||
5275 | return ieee_push_type (info, info->complex_double_index, size * 2, |
||
5276 | FALSE, FALSE); |
||
5277 | code = 'd'; |
||
5278 | break; |
||
5279 | default: |
||
5280 | fprintf (stderr, _("IEEE unsupported complex type size %u\n"), size); |
||
5281 | return FALSE; |
||
5282 | } |
||
5283 | |||
5284 | /* FIXME: I don't know what the string is for. */ |
||
5285 | if (! ieee_define_type (info, size * 2, FALSE, FALSE) |
||
5286 | || ! ieee_write_number (info, code) |
||
5287 | || ! ieee_write_id (info, "")) |
||
5288 | return FALSE; |
||
5289 | |||
5290 | if (size == 4) |
||
5291 | info->complex_float_index = info->type_stack->type.indx; |
||
5292 | else |
||
5293 | info->complex_double_index = info->type_stack->type.indx; |
||
5294 | |||
5295 | return TRUE; |
||
5296 | } |
||
5297 | |||
5298 | /* Make a boolean type. IEEE doesn't support these, so we just make |
||
5299 | an integer type instead. */ |
||
5300 | |||
5301 | static bfd_boolean |
||
5302 | ieee_bool_type (void *p, unsigned int size) |
||
5303 | { |
||
5304 | return ieee_int_type (p, size, TRUE); |
||
5305 | } |
||
5306 | |||
5307 | /* Make an enumeration. */ |
||
5308 | |||
5309 | static bfd_boolean |
||
5310 | ieee_enum_type (void *p, const char *tag, const char **names, |
||
5311 | bfd_signed_vma *vals) |
||
5312 | { |
||
5313 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
5314 | struct ieee_defined_enum *e; |
||
5315 | bfd_boolean localp, simple; |
||
5316 | unsigned int indx; |
||
5317 | int i = 0; |
||
5318 | |||
5319 | localp = FALSE; |
||
5320 | indx = (unsigned int) -1; |
||
5321 | for (e = info->enums; e != NULL; e = e->next) |
||
5322 | { |
||
5323 | if (tag == NULL) |
||
5324 | { |
||
5325 | if (e->tag != NULL) |
||
5326 | continue; |
||
5327 | } |
||
5328 | else |
||
5329 | { |
||
5330 | if (e->tag == NULL |
||
5331 | || tag[0] != e->tag[0] |
||
5332 | || strcmp (tag, e->tag) != 0) |
||
5333 | continue; |
||
5334 | } |
||
5335 | |||
5336 | if (! e->defined) |
||
5337 | { |
||
5338 | /* This enum tag has been seen but not defined. */ |
||
5339 | indx = e->indx; |
||
5340 | break; |
||
5341 | } |
||
5342 | |||
5343 | if (names != NULL && e->names != NULL) |
||
5344 | { |
||
5345 | for (i = 0; names[i] != NULL && e->names[i] != NULL; i++) |
||
5346 | { |
||
5347 | if (names[i][0] != e->names[i][0] |
||
5348 | || vals[i] != e->vals[i] |
||
5349 | || strcmp (names[i], e->names[i]) != 0) |
||
5350 | break; |
||
5351 | } |
||
5352 | } |
||
5353 | |||
5354 | if ((names == NULL && e->names == NULL) |
||
5355 | || (names != NULL |
||
5356 | && e->names != NULL |
||
5357 | && names[i] == NULL |
||
5358 | && e->names[i] == NULL)) |
||
5359 | { |
||
5360 | /* We've seen this enum before. */ |
||
5361 | return ieee_push_type (info, e->indx, 0, TRUE, FALSE); |
||
5362 | } |
||
5363 | |||
5364 | if (tag != NULL) |
||
5365 | { |
||
5366 | /* We've already seen an enum of the same name, so we must make |
||
5367 | sure to output this one locally. */ |
||
5368 | localp = TRUE; |
||
5369 | break; |
||
5370 | } |
||
5371 | } |
||
5372 | |||
5373 | /* If this is a simple enumeration, in which the values start at 0 |
||
5374 | and always increment by 1, we can use type E. Otherwise we must |
||
5375 | use type N. */ |
||
5376 | |||
5377 | simple = TRUE; |
||
5378 | if (names != NULL) |
||
5379 | { |
||
5380 | for (i = 0; names[i] != NULL; i++) |
||
5381 | { |
||
5382 | if (vals[i] != i) |
||
5383 | { |
||
5384 | simple = FALSE; |
||
5385 | break; |
||
5386 | } |
||
5387 | } |
||
5388 | } |
||
5389 | |||
5390 | if (! ieee_define_named_type (info, tag, indx, 0, TRUE, localp, |
||
5391 | (struct ieee_buflist *) NULL) |
||
5392 | || ! ieee_write_number (info, simple ? 'E' : 'N')) |
||
5393 | return FALSE; |
||
5394 | if (simple) |
||
5395 | { |
||
5396 | /* FIXME: This is supposed to be the enumeration size, but we |
||
5397 | don't store that. */ |
||
5398 | if (! ieee_write_number (info, 4)) |
||
5399 | return FALSE; |
||
5400 | } |
||
5401 | if (names != NULL) |
||
5402 | { |
||
5403 | for (i = 0; names[i] != NULL; i++) |
||
5404 | { |
||
5405 | if (! ieee_write_id (info, names[i])) |
||
5406 | return FALSE; |
||
5407 | if (! simple) |
||
5408 | { |
||
5409 | if (! ieee_write_number (info, vals[i])) |
||
5410 | return FALSE; |
||
5411 | } |
||
5412 | } |
||
5413 | } |
||
5414 | |||
5415 | if (! localp) |
||
5416 | { |
||
5417 | if (indx == (unsigned int) -1) |
||
5418 | { |
||
5419 | e = (struct ieee_defined_enum *) xmalloc (sizeof *e); |
||
5420 | memset (e, 0, sizeof *e); |
||
5421 | e->indx = info->type_stack->type.indx; |
||
5422 | e->tag = tag; |
||
5423 | |||
5424 | e->next = info->enums; |
||
5425 | info->enums = e; |
||
5426 | } |
||
5427 | |||
5428 | e->names = names; |
||
5429 | e->vals = vals; |
||
5430 | e->defined = TRUE; |
||
5431 | } |
||
5432 | |||
5433 | return TRUE; |
||
5434 | } |
||
5435 | |||
5436 | /* Make a pointer type. */ |
||
5437 | |||
5438 | static bfd_boolean |
||
5439 | ieee_pointer_type (void *p) |
||
5440 | { |
||
5441 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
5442 | bfd_boolean localp; |
||
5443 | unsigned int indx; |
||
5444 | struct ieee_modified_type *m = NULL; |
||
5445 | |||
5446 | localp = info->type_stack->type.localp; |
||
5447 | indx = ieee_pop_type (info); |
||
5448 | |||
5449 | /* A pointer to a simple builtin type can be obtained by adding 32. |
||
5450 | FIXME: Will this be a short pointer, and will that matter? */ |
||
5451 | if (indx < 32) |
||
5452 | return ieee_push_type (info, indx + 32, 0, TRUE, FALSE); |
||
5453 | |||
5454 | if (! localp) |
||
5455 | { |
||
5456 | m = ieee_get_modified_info ((struct ieee_handle *) p, indx); |
||
5457 | if (m == NULL) |
||
5458 | return FALSE; |
||
5459 | |||
5460 | /* FIXME: The size should depend upon the architecture. */ |
||
5461 | if (m->pointer > 0) |
||
5462 | return ieee_push_type (info, m->pointer, 4, TRUE, FALSE); |
||
5463 | } |
||
5464 | |||
5465 | if (! ieee_define_type (info, 4, TRUE, localp) |
||
5466 | || ! ieee_write_number (info, 'P') |
||
5467 | || ! ieee_write_number (info, indx)) |
||
5468 | return FALSE; |
||
5469 | |||
5470 | if (! localp) |
||
5471 | m->pointer = info->type_stack->type.indx; |
||
5472 | |||
5473 | return TRUE; |
||
5474 | } |
||
5475 | |||
5476 | /* Make a function type. This will be called for a method, but we |
||
5477 | don't want to actually add it to the type table in that case. We |
||
5478 | handle this by defining the type in a private buffer, and only |
||
5479 | adding that buffer to the typedef block if we are going to use it. */ |
||
5480 | |||
5481 | static bfd_boolean |
||
5482 | ieee_function_type (void *p, int argcount, bfd_boolean varargs) |
||
5483 | { |
||
5484 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
5485 | bfd_boolean localp; |
||
5486 | unsigned int *args = NULL; |
||
5487 | int i; |
||
5488 | unsigned int retindx; |
||
5489 | struct ieee_buflist fndef; |
||
5490 | struct ieee_modified_type *m; |
||
5491 | |||
5492 | localp = FALSE; |
||
5493 | |||
5494 | if (argcount > 0) |
||
5495 | { |
||
5496 | args = (unsigned int *) xmalloc (argcount * sizeof *args); |
||
5497 | for (i = argcount - 1; i >= 0; i--) |
||
5498 | { |
||
5499 | if (info->type_stack->type.localp) |
||
5500 | localp = TRUE; |
||
5501 | args[i] = ieee_pop_type (info); |
||
5502 | } |
||
5503 | } |
||
5504 | else if (argcount < 0) |
||
5505 | varargs = FALSE; |
||
5506 | |||
5507 | if (info->type_stack->type.localp) |
||
5508 | localp = TRUE; |
||
5509 | retindx = ieee_pop_type (info); |
||
5510 | |||
5511 | m = NULL; |
||
5512 | if (argcount < 0 && ! localp) |
||
5513 | { |
||
5514 | m = ieee_get_modified_info ((struct ieee_handle *) p, retindx); |
||
5515 | if (m == NULL) |
||
5516 | return FALSE; |
||
5517 | |||
5518 | if (m->function > 0) |
||
5519 | return ieee_push_type (info, m->function, 0, TRUE, FALSE); |
||
5520 | } |
||
5521 | |||
5522 | /* An attribute of 0x41 means that the frame and push mask are |
||
5523 | unknown. */ |
||
5524 | if (! ieee_init_buffer (info, &fndef) |
||
5525 | || ! ieee_define_named_type (info, (const char *) NULL, |
||
5526 | (unsigned int) -1, 0, TRUE, localp, |
||
5527 | &fndef) |
||
5528 | || ! ieee_write_number (info, 'x') |
||
5529 | || ! ieee_write_number (info, 0x41) |
||
5530 | || ! ieee_write_number (info, 0) |
||
5531 | || ! ieee_write_number (info, 0) |
||
5532 | || ! ieee_write_number (info, retindx) |
||
5533 | || ! ieee_write_number (info, (bfd_vma) argcount + (varargs ? 1 : 0))) |
||
5534 | { |
||
5535 | free (args); |
||
5536 | return FALSE; |
||
5537 | } |
||
5538 | if (argcount > 0) |
||
5539 | { |
||
5540 | for (i = 0; i < argcount; i++) |
||
5541 | if (! ieee_write_number (info, args[i])) |
||
5542 | return FALSE; |
||
5543 | free (args); |
||
5544 | } |
||
5545 | if (varargs) |
||
5546 | { |
||
5547 | /* A varargs function is represented by writing out the last |
||
5548 | argument as type void *, although this makes little sense. */ |
||
5549 | if (! ieee_write_number (info, (bfd_vma) builtin_void + 32)) |
||
5550 | return FALSE; |
||
5551 | } |
||
5552 | |||
5553 | if (! ieee_write_number (info, 0)) |
||
5554 | return FALSE; |
||
5555 | |||
5556 | /* We wrote the information into fndef, in case we don't need it. |
||
5557 | It will be appended to info->types by ieee_pop_type. */ |
||
5558 | info->type_stack->type.fndef = fndef; |
||
5559 | |||
5560 | if (m != NULL) |
||
5561 | m->function = info->type_stack->type.indx; |
||
5562 | |||
5563 | return TRUE; |
||
5564 | } |
||
5565 | |||
5566 | /* Make a reference type. */ |
||
5567 | |||
5568 | static bfd_boolean |
||
5569 | ieee_reference_type (void *p) |
||
5570 | { |
||
5571 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
5572 | |||
5573 | /* IEEE appears to record a normal pointer type, and then use a |
||
5574 | pmisc record to indicate that it is really a reference. */ |
||
5575 | |||
5576 | if (! ieee_pointer_type (p)) |
||
5577 | return FALSE; |
||
5578 | info->type_stack->type.referencep = TRUE; |
||
5579 | return TRUE; |
||
5580 | } |
||
5581 | |||
5582 | /* Make a range type. */ |
||
5583 | |||
5584 | static bfd_boolean |
||
5585 | ieee_range_type (void *p, bfd_signed_vma low, bfd_signed_vma high) |
||
5586 | { |
||
5587 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
5588 | unsigned int size; |
||
5589 | bfd_boolean unsignedp, localp; |
||
5590 | |||
5591 | size = info->type_stack->type.size; |
||
5592 | unsignedp = info->type_stack->type.unsignedp; |
||
5593 | localp = info->type_stack->type.localp; |
||
5594 | ieee_pop_unused_type (info); |
||
5595 | return (ieee_define_type (info, size, unsignedp, localp) |
||
5596 | && ieee_write_number (info, 'R') |
||
5597 | && ieee_write_number (info, (bfd_vma) low) |
||
5598 | && ieee_write_number (info, (bfd_vma) high) |
||
5599 | && ieee_write_number (info, unsignedp ? 0 : 1) |
||
5600 | && ieee_write_number (info, size)); |
||
5601 | } |
||
5602 | |||
5603 | /* Make an array type. */ |
||
5604 | |||
5605 | static bfd_boolean |
||
5606 | ieee_array_type (void *p, bfd_signed_vma low, bfd_signed_vma high, |
||
5607 | bfd_boolean stringp ATTRIBUTE_UNUSED) |
||
5608 | { |
||
5609 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
5610 | unsigned int eleindx; |
||
5611 | bfd_boolean localp; |
||
5612 | unsigned int size; |
||
5613 | struct ieee_modified_type *m = NULL; |
||
5614 | struct ieee_modified_array_type *a; |
||
5615 | |||
5616 | /* IEEE does not store the range, so we just ignore it. */ |
||
5617 | ieee_pop_unused_type (info); |
||
5618 | localp = info->type_stack->type.localp; |
||
5619 | size = info->type_stack->type.size; |
||
5620 | eleindx = ieee_pop_type (info); |
||
5621 | |||
5622 | /* If we don't know the range, treat the size as exactly one |
||
5623 | element. */ |
||
5624 | if (low < high) |
||
5625 | size *= (high - low) + 1; |
||
5626 | |||
5627 | if (! localp) |
||
5628 | { |
||
5629 | m = ieee_get_modified_info (info, eleindx); |
||
5630 | if (m == NULL) |
||
5631 | return FALSE; |
||
5632 | |||
5633 | for (a = m->arrays; a != NULL; a = a->next) |
||
5634 | { |
||
5635 | if (a->low == low && a->high == high) |
||
5636 | return ieee_push_type (info, a->indx, size, FALSE, FALSE); |
||
5637 | } |
||
5638 | } |
||
5639 | |||
5640 | if (! ieee_define_type (info, size, FALSE, localp) |
||
5641 | || ! ieee_write_number (info, low == 0 ? 'Z' : 'C') |
||
5642 | || ! ieee_write_number (info, eleindx)) |
||
5643 | return FALSE; |
||
5644 | if (low != 0) |
||
5645 | { |
||
5646 | if (! ieee_write_number (info, low)) |
||
5647 | return FALSE; |
||
5648 | } |
||
5649 | |||
5650 | if (! ieee_write_number (info, high + 1)) |
||
5651 | return FALSE; |
||
5652 | |||
5653 | if (! localp) |
||
5654 | { |
||
5655 | a = (struct ieee_modified_array_type *) xmalloc (sizeof *a); |
||
5656 | memset (a, 0, sizeof *a); |
||
5657 | |||
5658 | a->indx = info->type_stack->type.indx; |
||
5659 | a->low = low; |
||
5660 | a->high = high; |
||
5661 | |||
5662 | a->next = m->arrays; |
||
5663 | m->arrays = a; |
||
5664 | } |
||
5665 | |||
5666 | return TRUE; |
||
5667 | } |
||
5668 | |||
5669 | /* Make a set type. */ |
||
5670 | |||
5671 | static bfd_boolean |
||
5672 | ieee_set_type (void *p, bfd_boolean bitstringp ATTRIBUTE_UNUSED) |
||
5673 | { |
||
5674 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
5675 | bfd_boolean localp; |
||
5676 | unsigned int eleindx; |
||
5677 | |||
5678 | localp = info->type_stack->type.localp; |
||
5679 | eleindx = ieee_pop_type (info); |
||
5680 | |||
5681 | /* FIXME: We don't know the size, so we just use 4. */ |
||
5682 | |||
5683 | return (ieee_define_type (info, 0, TRUE, localp) |
||
5684 | && ieee_write_number (info, 's') |
||
5685 | && ieee_write_number (info, 4) |
||
5686 | && ieee_write_number (info, eleindx)); |
||
5687 | } |
||
5688 | |||
5689 | /* Make an offset type. */ |
||
5690 | |||
5691 | static bfd_boolean |
||
5692 | ieee_offset_type (void *p) |
||
5693 | { |
||
5694 | /* FIXME: The MRI C++ compiler does not appear to generate any |
||
5695 | useful type information about an offset type. It just records a |
||
5696 | pointer to member as an integer. The MRI/HP IEEE spec does |
||
5697 | describe a pmisc record which can be used for a pointer to |
||
5698 | member. Unfortunately, it does not describe the target type, |
||
5699 | which seems pretty important. I'm going to punt this for now. */ |
||
5700 | |||
5701 | return ieee_int_type (p, 4, TRUE); |
||
5702 | } |
||
5703 | |||
5704 | /* Make a method type. */ |
||
5705 | |||
5706 | static bfd_boolean |
||
5707 | ieee_method_type (void *p, bfd_boolean domain, int argcount, |
||
5708 | bfd_boolean varargs) |
||
5709 | { |
||
5710 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
5711 | |||
5712 | /* FIXME: The MRI/HP IEEE spec defines a pmisc record to use for a |
||
5713 | method, but the definition is incomplete. We just output an 'x' |
||
5714 | type. */ |
||
5715 | |||
5716 | if (domain) |
||
5717 | ieee_pop_unused_type (info); |
||
5718 | |||
5719 | return ieee_function_type (p, argcount, varargs); |
||
5720 | } |
||
5721 | |||
5722 | /* Make a const qualified type. */ |
||
5723 | |||
5724 | static bfd_boolean |
||
5725 | ieee_const_type (void *p) |
||
5726 | { |
||
5727 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
5728 | unsigned int size; |
||
5729 | bfd_boolean unsignedp, localp; |
||
5730 | unsigned int indx; |
||
5731 | struct ieee_modified_type *m = NULL; |
||
5732 | |||
5733 | size = info->type_stack->type.size; |
||
5734 | unsignedp = info->type_stack->type.unsignedp; |
||
5735 | localp = info->type_stack->type.localp; |
||
5736 | indx = ieee_pop_type (info); |
||
5737 | |||
5738 | if (! localp) |
||
5739 | { |
||
5740 | m = ieee_get_modified_info (info, indx); |
||
5741 | if (m == NULL) |
||
5742 | return FALSE; |
||
5743 | |||
5744 | if (m->const_qualified > 0) |
||
5745 | return ieee_push_type (info, m->const_qualified, size, unsignedp, |
||
5746 | FALSE); |
||
5747 | } |
||
5748 | |||
5749 | if (! ieee_define_type (info, size, unsignedp, localp) |
||
5750 | || ! ieee_write_number (info, 'n') |
||
5751 | || ! ieee_write_number (info, 1) |
||
5752 | || ! ieee_write_number (info, indx)) |
||
5753 | return FALSE; |
||
5754 | |||
5755 | if (! localp) |
||
5756 | m->const_qualified = info->type_stack->type.indx; |
||
5757 | |||
5758 | return TRUE; |
||
5759 | } |
||
5760 | |||
5761 | /* Make a volatile qualified type. */ |
||
5762 | |||
5763 | static bfd_boolean |
||
5764 | ieee_volatile_type (void *p) |
||
5765 | { |
||
5766 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
5767 | unsigned int size; |
||
5768 | bfd_boolean unsignedp, localp; |
||
5769 | unsigned int indx; |
||
5770 | struct ieee_modified_type *m = NULL; |
||
5771 | |||
5772 | size = info->type_stack->type.size; |
||
5773 | unsignedp = info->type_stack->type.unsignedp; |
||
5774 | localp = info->type_stack->type.localp; |
||
5775 | indx = ieee_pop_type (info); |
||
5776 | |||
5777 | if (! localp) |
||
5778 | { |
||
5779 | m = ieee_get_modified_info (info, indx); |
||
5780 | if (m == NULL) |
||
5781 | return FALSE; |
||
5782 | |||
5783 | if (m->volatile_qualified > 0) |
||
5784 | return ieee_push_type (info, m->volatile_qualified, size, unsignedp, |
||
5785 | FALSE); |
||
5786 | } |
||
5787 | |||
5788 | if (! ieee_define_type (info, size, unsignedp, localp) |
||
5789 | || ! ieee_write_number (info, 'n') |
||
5790 | || ! ieee_write_number (info, 2) |
||
5791 | || ! ieee_write_number (info, indx)) |
||
5792 | return FALSE; |
||
5793 | |||
5794 | if (! localp) |
||
5795 | m->volatile_qualified = info->type_stack->type.indx; |
||
5796 | |||
5797 | return TRUE; |
||
5798 | } |
||
5799 | |||
5800 | /* Convert an enum debug_visibility into a CXXFLAGS value. */ |
||
5801 | |||
5802 | static unsigned int |
||
5803 | ieee_vis_to_flags (enum debug_visibility visibility) |
||
5804 | { |
||
5805 | switch (visibility) |
||
5806 | { |
||
5807 | default: |
||
5808 | abort (); |
||
5809 | case DEBUG_VISIBILITY_PUBLIC: |
||
5810 | return CXXFLAGS_VISIBILITY_PUBLIC; |
||
5811 | case DEBUG_VISIBILITY_PRIVATE: |
||
5812 | return CXXFLAGS_VISIBILITY_PRIVATE; |
||
5813 | case DEBUG_VISIBILITY_PROTECTED: |
||
5814 | return CXXFLAGS_VISIBILITY_PROTECTED; |
||
5815 | } |
||
5816 | /*NOTREACHED*/ |
||
5817 | } |
||
5818 | |||
5819 | /* Start defining a struct type. We build it in the strdef field on |
||
5820 | the stack, to avoid confusing type definitions required by the |
||
5821 | fields with the struct type itself. */ |
||
5822 | |||
5823 | static bfd_boolean |
||
5824 | ieee_start_struct_type (void *p, const char *tag, unsigned int id, |
||
5825 | bfd_boolean structp, unsigned int size) |
||
5826 | { |
||
5827 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
5828 | bfd_boolean localp, ignorep; |
||
5829 | bfd_boolean copy; |
||
5830 | char ab[20]; |
||
5831 | const char *look; |
||
5832 | struct ieee_name_type_hash_entry *h; |
||
5833 | struct ieee_name_type *nt, *ntlook; |
||
5834 | struct ieee_buflist strdef; |
||
5835 | |||
5836 | localp = FALSE; |
||
5837 | ignorep = FALSE; |
||
5838 | |||
5839 | /* We need to create a tag for internal use even if we don't want |
||
5840 | one for external use. This will let us refer to an anonymous |
||
5841 | struct. */ |
||
5842 | if (tag != NULL) |
||
5843 | { |
||
5844 | look = tag; |
||
5845 | copy = FALSE; |
||
5846 | } |
||
5847 | else |
||
5848 | { |
||
5849 | sprintf (ab, "__anon%u", id); |
||
5850 | look = ab; |
||
5851 | copy = TRUE; |
||
5852 | } |
||
5853 | |||
5854 | /* If we already have references to the tag, we must use the |
||
5855 | existing type index. */ |
||
5856 | h = ieee_name_type_hash_lookup (&info->tags, look, TRUE, copy); |
||
5857 | if (h == NULL) |
||
5858 | return FALSE; |
||
5859 | |||
5860 | nt = NULL; |
||
5861 | for (ntlook = h->types; ntlook != NULL; ntlook = ntlook->next) |
||
5862 | { |
||
5863 | if (ntlook->id == id) |
||
5864 | nt = ntlook; |
||
5865 | else if (! ntlook->type.localp) |
||
5866 | { |
||
5867 | /* We are creating a duplicate definition of a globally |
||
5868 | defined tag. Force it to be local to avoid |
||
5869 | confusion. */ |
||
5870 | localp = TRUE; |
||
5871 | } |
||
5872 | } |
||
5873 | |||
5874 | if (nt != NULL) |
||
5875 | { |
||
5876 | assert (localp == nt->type.localp); |
||
5877 | if (nt->kind == DEBUG_KIND_ILLEGAL && ! localp) |
||
5878 | { |
||
5879 | /* We've already seen a global definition of the type. |
||
5880 | Ignore this new definition. */ |
||
5881 | ignorep = TRUE; |
||
5882 | } |
||
5883 | } |
||
5884 | else |
||
5885 | { |
||
5886 | nt = (struct ieee_name_type *) xmalloc (sizeof *nt); |
||
5887 | memset (nt, 0, sizeof *nt); |
||
5888 | nt->id = id; |
||
5889 | nt->type.name = h->root.string; |
||
5890 | nt->next = h->types; |
||
5891 | h->types = nt; |
||
5892 | nt->type.indx = info->type_indx; |
||
5893 | ++info->type_indx; |
||
5894 | } |
||
5895 | |||
5896 | nt->kind = DEBUG_KIND_ILLEGAL; |
||
5897 | |||
5898 | if (! ieee_init_buffer (info, &strdef) |
||
5899 | || ! ieee_define_named_type (info, tag, nt->type.indx, size, TRUE, |
||
5900 | localp, &strdef) |
||
5901 | || ! ieee_write_number (info, structp ? 'S' : 'U') |
||
5902 | || ! ieee_write_number (info, size)) |
||
5903 | return FALSE; |
||
5904 | |||
5905 | if (! ignorep) |
||
5906 | { |
||
5907 | const char *hold; |
||
5908 | |||
5909 | /* We never want nt->type.name to be NULL. We want the rest of |
||
5910 | the type to be the object set up on the type stack; it will |
||
5911 | have a NULL name if tag is NULL. */ |
||
5912 | hold = nt->type.name; |
||
5913 | nt->type = info->type_stack->type; |
||
5914 | nt->type.name = hold; |
||
5915 | } |
||
5916 | |||
5917 | info->type_stack->type.name = tag; |
||
5918 | info->type_stack->type.strdef = strdef; |
||
5919 | info->type_stack->type.ignorep = ignorep; |
||
5920 | |||
5921 | return TRUE; |
||
5922 | } |
||
5923 | |||
5924 | /* Add a field to a struct. */ |
||
5925 | |||
5926 | static bfd_boolean |
||
5927 | ieee_struct_field (void *p, const char *name, bfd_vma bitpos, bfd_vma bitsize, |
||
5928 | enum debug_visibility visibility) |
||
5929 | { |
||
5930 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
5931 | unsigned int size; |
||
5932 | bfd_boolean unsignedp; |
||
5933 | bfd_boolean referencep; |
||
5934 | bfd_boolean localp; |
||
5935 | unsigned int indx; |
||
5936 | bfd_vma offset; |
||
5937 | |||
5938 | assert (info->type_stack != NULL |
||
5939 | && info->type_stack->next != NULL |
||
5940 | && ! ieee_buffer_emptyp (&info->type_stack->next->type.strdef)); |
||
5941 | |||
5942 | /* If we are ignoring this struct definition, just pop and ignore |
||
5943 | the type. */ |
||
5944 | if (info->type_stack->next->type.ignorep) |
||
5945 | { |
||
5946 | ieee_pop_unused_type (info); |
||
5947 | return TRUE; |
||
5948 | } |
||
5949 | |||
5950 | size = info->type_stack->type.size; |
||
5951 | unsignedp = info->type_stack->type.unsignedp; |
||
5952 | referencep = info->type_stack->type.referencep; |
||
5953 | localp = info->type_stack->type.localp; |
||
5954 | indx = ieee_pop_type (info); |
||
5955 | |||
5956 | if (localp) |
||
5957 | info->type_stack->type.localp = TRUE; |
||
5958 | |||
5959 | if (info->type_stack->type.classdef != NULL) |
||
5960 | { |
||
5961 | unsigned int flags; |
||
5962 | unsigned int nindx; |
||
5963 | |||
5964 | /* This is a class. We must add a description of this field to |
||
5965 | the class records we are building. */ |
||
5966 | |||
5967 | flags = ieee_vis_to_flags (visibility); |
||
5968 | nindx = info->type_stack->type.classdef->indx; |
||
5969 | if (! ieee_change_buffer (info, |
||
5970 | &info->type_stack->type.classdef->pmiscbuf) |
||
5971 | || ! ieee_write_asn (info, nindx, 'd') |
||
5972 | || ! ieee_write_asn (info, nindx, flags) |
||
5973 | || ! ieee_write_atn65 (info, nindx, name) |
||
5974 | || ! ieee_write_atn65 (info, nindx, name)) |
||
5975 | return FALSE; |
||
5976 | info->type_stack->type.classdef->pmisccount += 4; |
||
5977 | |||
5978 | if (referencep) |
||
5979 | { |
||
5980 | /* We need to output a record recording that this field is |
||
5981 | really of reference type. We put this on the refs field |
||
5982 | of classdef, so that it can be appended to the C++ |
||
5983 | records after the class is defined. */ |
||
5984 | |||
5985 | nindx = info->name_indx; |
||
5986 | ++info->name_indx; |
||
5987 | |||
5988 | if (! ieee_change_buffer (info, |
||
5989 | &info->type_stack->type.classdef->refs) |
||
5990 | || ! ieee_write_byte (info, (int) ieee_nn_record) |
||
5991 | || ! ieee_write_number (info, nindx) |
||
5992 | || ! ieee_write_id (info, "") |
||
5993 | || ! ieee_write_2bytes (info, (int) ieee_atn_record_enum) |
||
5994 | || ! ieee_write_number (info, nindx) |
||
5995 | || ! ieee_write_number (info, 0) |
||
5996 | || ! ieee_write_number (info, 62) |
||
5997 | || ! ieee_write_number (info, 80) |
||
5998 | || ! ieee_write_number (info, 4) |
||
5999 | || ! ieee_write_asn (info, nindx, 'R') |
||
6000 | || ! ieee_write_asn (info, nindx, 3) |
||
6001 | || ! ieee_write_atn65 (info, nindx, info->type_stack->type.name) |
||
6002 | || ! ieee_write_atn65 (info, nindx, name)) |
||
6003 | return FALSE; |
||
6004 | } |
||
6005 | } |
||
6006 | |||
6007 | /* If the bitsize doesn't match the expected size, we need to output |
||
6008 | a bitfield type. */ |
||
6009 | if (size == 0 || bitsize == 0 || bitsize == size * 8) |
||
6010 | offset = bitpos / 8; |
||
6011 | else |
||
6012 | { |
||
6013 | if (! ieee_define_type (info, 0, unsignedp, |
||
6014 | info->type_stack->type.localp) |
||
6015 | || ! ieee_write_number (info, 'g') |
||
6016 | || ! ieee_write_number (info, unsignedp ? 0 : 1) |
||
6017 | || ! ieee_write_number (info, bitsize) |
||
6018 | || ! ieee_write_number (info, indx)) |
||
6019 | return FALSE; |
||
6020 | indx = ieee_pop_type (info); |
||
6021 | offset = bitpos; |
||
6022 | } |
||
6023 | |||
6024 | /* Switch to the struct we are building in order to output this |
||
6025 | field definition. */ |
||
6026 | return (ieee_change_buffer (info, &info->type_stack->type.strdef) |
||
6027 | && ieee_write_id (info, name) |
||
6028 | && ieee_write_number (info, indx) |
||
6029 | && ieee_write_number (info, offset)); |
||
6030 | } |
||
6031 | |||
6032 | /* Finish up a struct type. */ |
||
6033 | |||
6034 | static bfd_boolean |
||
6035 | ieee_end_struct_type (void *p) |
||
6036 | { |
||
6037 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
6038 | struct ieee_buflist *pb; |
||
6039 | |||
6040 | assert (info->type_stack != NULL |
||
6041 | && ! ieee_buffer_emptyp (&info->type_stack->type.strdef)); |
||
6042 | |||
6043 | /* If we were ignoring this struct definition because it was a |
||
6044 | duplicate definition, just through away whatever bytes we have |
||
6045 | accumulated. Leave the type on the stack. */ |
||
6046 | if (info->type_stack->type.ignorep) |
||
6047 | return TRUE; |
||
6048 | |||
6049 | /* If this is not a duplicate definition of this tag, then localp |
||
6050 | will be FALSE, and we can put it in the global type block. |
||
6051 | FIXME: We should avoid outputting duplicate definitions which are |
||
6052 | the same. */ |
||
6053 | if (! info->type_stack->type.localp) |
||
6054 | { |
||
6055 | /* Make sure we have started the global type block. */ |
||
6056 | if (ieee_buffer_emptyp (&info->global_types)) |
||
6057 | { |
||
6058 | if (! ieee_change_buffer (info, &info->global_types) |
||
6059 | || ! ieee_write_byte (info, (int) ieee_bb_record_enum) |
||
6060 | || ! ieee_write_byte (info, 2) |
||
6061 | || ! ieee_write_number (info, 0) |
||
6062 | || ! ieee_write_id (info, "")) |
||
6063 | return FALSE; |
||
6064 | } |
||
6065 | pb = &info->global_types; |
||
6066 | } |
||
6067 | else |
||
6068 | { |
||
6069 | /* Make sure we have started the types block. */ |
||
6070 | if (ieee_buffer_emptyp (&info->types)) |
||
6071 | { |
||
6072 | if (! ieee_change_buffer (info, &info->types) |
||
6073 | || ! ieee_write_byte (info, (int) ieee_bb_record_enum) |
||
6074 | || ! ieee_write_byte (info, 1) |
||
6075 | || ! ieee_write_number (info, 0) |
||
6076 | || ! ieee_write_id (info, info->modname)) |
||
6077 | return FALSE; |
||
6078 | } |
||
6079 | pb = &info->types; |
||
6080 | } |
||
6081 | |||
6082 | /* Append the struct definition to the types. */ |
||
6083 | if (! ieee_append_buffer (info, pb, &info->type_stack->type.strdef) |
||
6084 | || ! ieee_init_buffer (info, &info->type_stack->type.strdef)) |
||
6085 | return FALSE; |
||
6086 | |||
6087 | /* Leave the struct on the type stack. */ |
||
6088 | |||
6089 | return TRUE; |
||
6090 | } |
||
6091 | |||
6092 | /* Start a class type. */ |
||
6093 | |||
6094 | static bfd_boolean |
||
6095 | ieee_start_class_type (void *p, const char *tag, unsigned int id, |
||
6096 | bfd_boolean structp, unsigned int size, |
||
6097 | bfd_boolean vptr, bfd_boolean ownvptr) |
||
6098 | { |
||
6099 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
6100 | const char *vclass; |
||
6101 | struct ieee_buflist pmiscbuf; |
||
6102 | unsigned int indx; |
||
6103 | struct ieee_type_class *classdef; |
||
6104 | |||
6105 | /* A C++ class is output as a C++ struct along with a set of pmisc |
||
6106 | records describing the class. */ |
||
6107 | |||
6108 | /* We need to have a name so that we can associate the struct and |
||
6109 | the class. */ |
||
6110 | if (tag == NULL) |
||
6111 | { |
||
6112 | char *t; |
||
6113 | |||
6114 | t = (char *) xmalloc (20); |
||
6115 | sprintf (t, "__anon%u", id); |
||
6116 | tag = t; |
||
6117 | } |
||
6118 | |||
6119 | /* We can't write out the virtual table information until we have |
||
6120 | finished the class, because we don't know the virtual table size. |
||
6121 | We get the size from the largest voffset we see. */ |
||
6122 | vclass = NULL; |
||
6123 | if (vptr && ! ownvptr) |
||
6124 | { |
||
6125 | vclass = info->type_stack->type.name; |
||
6126 | assert (vclass != NULL); |
||
6127 | /* We don't call ieee_pop_unused_type, since the class should |
||
6128 | get defined. */ |
||
6129 | (void) ieee_pop_type (info); |
||
6130 | } |
||
6131 | |||
6132 | if (! ieee_start_struct_type (p, tag, id, structp, size)) |
||
6133 | return FALSE; |
||
6134 | |||
6135 | indx = info->name_indx; |
||
6136 | ++info->name_indx; |
||
6137 | |||
6138 | /* We write out pmisc records into the classdef field. We will |
||
6139 | write out the pmisc start after we know the number of records we |
||
6140 | need. */ |
||
6141 | if (! ieee_init_buffer (info, &pmiscbuf) |
||
6142 | || ! ieee_change_buffer (info, &pmiscbuf) |
||
6143 | || ! ieee_write_asn (info, indx, 'T') |
||
6144 | || ! ieee_write_asn (info, indx, structp ? 'o' : 'u') |
||
6145 | || ! ieee_write_atn65 (info, indx, tag)) |
||
6146 | return FALSE; |
||
6147 | |||
6148 | classdef = (struct ieee_type_class *) xmalloc (sizeof *classdef); |
||
6149 | memset (classdef, 0, sizeof *classdef); |
||
6150 | |||
6151 | classdef->indx = indx; |
||
6152 | classdef->pmiscbuf = pmiscbuf; |
||
6153 | classdef->pmisccount = 3; |
||
6154 | classdef->vclass = vclass; |
||
6155 | classdef->ownvptr = ownvptr; |
||
6156 | |||
6157 | info->type_stack->type.classdef = classdef; |
||
6158 | |||
6159 | return TRUE; |
||
6160 | } |
||
6161 | |||
6162 | /* Add a static member to a class. */ |
||
6163 | |||
6164 | static bfd_boolean |
||
6165 | ieee_class_static_member (void *p, const char *name, const char *physname, |
||
6166 | enum debug_visibility visibility) |
||
6167 | { |
||
6168 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
6169 | unsigned int flags; |
||
6170 | unsigned int nindx; |
||
6171 | |||
6172 | /* We don't care about the type. Hopefully there will be a call to |
||
6173 | ieee_variable declaring the physical name and the type, since |
||
6174 | that is where an IEEE consumer must get the type. */ |
||
6175 | ieee_pop_unused_type (info); |
||
6176 | |||
6177 | assert (info->type_stack != NULL |
||
6178 | && info->type_stack->type.classdef != NULL); |
||
6179 | |||
6180 | flags = ieee_vis_to_flags (visibility); |
||
6181 | flags |= CXXFLAGS_STATIC; |
||
6182 | |||
6183 | nindx = info->type_stack->type.classdef->indx; |
||
6184 | |||
6185 | if (! ieee_change_buffer (info, &info->type_stack->type.classdef->pmiscbuf) |
||
6186 | || ! ieee_write_asn (info, nindx, 'd') |
||
6187 | || ! ieee_write_asn (info, nindx, flags) |
||
6188 | || ! ieee_write_atn65 (info, nindx, name) |
||
6189 | || ! ieee_write_atn65 (info, nindx, physname)) |
||
6190 | return FALSE; |
||
6191 | info->type_stack->type.classdef->pmisccount += 4; |
||
6192 | |||
6193 | return TRUE; |
||
6194 | } |
||
6195 | |||
6196 | /* Add a base class to a class. */ |
||
6197 | |||
6198 | static bfd_boolean |
||
6199 | ieee_class_baseclass (void *p, bfd_vma bitpos, bfd_boolean is_virtual, |
||
6200 | enum debug_visibility visibility) |
||
6201 | { |
||
6202 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
6203 | const char *bname; |
||
6204 | bfd_boolean localp; |
||
6205 | unsigned int bindx; |
||
6206 | char *fname; |
||
6207 | unsigned int flags; |
||
6208 | unsigned int nindx; |
||
6209 | |||
6210 | assert (info->type_stack != NULL |
||
6211 | && info->type_stack->type.name != NULL |
||
6212 | && info->type_stack->next != NULL |
||
6213 | && info->type_stack->next->type.classdef != NULL |
||
6214 | && ! ieee_buffer_emptyp (&info->type_stack->next->type.strdef)); |
||
6215 | |||
6216 | bname = info->type_stack->type.name; |
||
6217 | localp = info->type_stack->type.localp; |
||
6218 | bindx = ieee_pop_type (info); |
||
6219 | |||
6220 | /* We are currently defining both a struct and a class. We must |
||
6221 | write out a field definition in the struct which holds the base |
||
6222 | class. The stabs debugging reader will create a field named |
||
6223 | _vb$CLASS for a virtual base class, so we just use that. FIXME: |
||
6224 | we should not depend upon a detail of stabs debugging. */ |
||
6225 | if (is_virtual) |
||
6226 | { |
||
6227 | fname = (char *) xmalloc (strlen (bname) + sizeof "_vb$"); |
||
6228 | sprintf (fname, "_vb$%s", bname); |
||
6229 | flags = BASEFLAGS_VIRTUAL; |
||
6230 | } |
||
6231 | else |
||
6232 | { |
||
6233 | if (localp) |
||
6234 | info->type_stack->type.localp = TRUE; |
||
6235 | |||
6236 | fname = (char *) xmalloc (strlen (bname) + sizeof "_b$"); |
||
6237 | sprintf (fname, "_b$%s", bname); |
||
6238 | |||
6239 | if (! ieee_change_buffer (info, &info->type_stack->type.strdef) |
||
6240 | || ! ieee_write_id (info, fname) |
||
6241 | || ! ieee_write_number (info, bindx) |
||
6242 | || ! ieee_write_number (info, bitpos / 8)) |
||
6243 | { |
||
6244 | free (fname); |
||
6245 | return FALSE; |
||
6246 | } |
||
6247 | flags = 0; |
||
6248 | } |
||
6249 | |||
6250 | if (visibility == DEBUG_VISIBILITY_PRIVATE) |
||
6251 | flags |= BASEFLAGS_PRIVATE; |
||
6252 | |||
6253 | nindx = info->type_stack->type.classdef->indx; |
||
6254 | |||
6255 | if (! ieee_change_buffer (info, &info->type_stack->type.classdef->pmiscbuf) |
||
6256 | || ! ieee_write_asn (info, nindx, 'b') |
||
6257 | || ! ieee_write_asn (info, nindx, flags) |
||
6258 | || ! ieee_write_atn65 (info, nindx, bname) |
||
6259 | || ! ieee_write_asn (info, nindx, 0) |
||
6260 | || ! ieee_write_atn65 (info, nindx, fname)) |
||
6261 | { |
||
6262 | free (fname); |
||
6263 | return FALSE; |
||
6264 | } |
||
6265 | info->type_stack->type.classdef->pmisccount += 5; |
||
6266 | |||
6267 | free (fname); |
||
6268 | |||
6269 | return TRUE; |
||
6270 | } |
||
6271 | |||
6272 | /* Start building a method for a class. */ |
||
6273 | |||
6274 | static bfd_boolean |
||
6275 | ieee_class_start_method (void *p, const char *name) |
||
6276 | { |
||
6277 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
6278 | |||
6279 | assert (info->type_stack != NULL |
||
6280 | && info->type_stack->type.classdef != NULL |
||
6281 | && info->type_stack->type.classdef->method == NULL); |
||
6282 | |||
6283 | info->type_stack->type.classdef->method = name; |
||
6284 | |||
6285 | return TRUE; |
||
6286 | } |
||
6287 | |||
6288 | /* Define a new method variant, either static or not. */ |
||
6289 | |||
6290 | static bfd_boolean |
||
6291 | ieee_class_method_var (struct ieee_handle *info, const char *physname, |
||
6292 | enum debug_visibility visibility, |
||
6293 | bfd_boolean staticp, bfd_boolean constp, |
||
6294 | bfd_boolean volatilep, bfd_vma voffset, |
||
6295 | bfd_boolean context) |
||
6296 | { |
||
6297 | unsigned int flags; |
||
6298 | unsigned int nindx; |
||
6299 | bfd_boolean is_virtual; |
||
6300 | |||
6301 | /* We don't need the type of the method. An IEEE consumer which |
||
6302 | wants the type must track down the function by the physical name |
||
6303 | and get the type from that. */ |
||
6304 | ieee_pop_unused_type (info); |
||
6305 | |||
6306 | /* We don't use the context. FIXME: We probably ought to use it to |
||
6307 | adjust the voffset somehow, but I don't really know how. */ |
||
6308 | if (context) |
||
6309 | ieee_pop_unused_type (info); |
||
6310 | |||
6311 | assert (info->type_stack != NULL |
||
6312 | && info->type_stack->type.classdef != NULL |
||
6313 | && info->type_stack->type.classdef->method != NULL); |
||
6314 | |||
6315 | flags = ieee_vis_to_flags (visibility); |
||
6316 | |||
6317 | /* FIXME: We never set CXXFLAGS_OVERRIDE, CXXFLAGS_OPERATOR, |
||
6318 | CXXFLAGS_CTORDTOR, CXXFLAGS_CTOR, or CXXFLAGS_INLINE. */ |
||
6319 | |||
6320 | if (staticp) |
||
6321 | flags |= CXXFLAGS_STATIC; |
||
6322 | if (constp) |
||
6323 | flags |= CXXFLAGS_CONST; |
||
6324 | if (volatilep) |
||
6325 | flags |= CXXFLAGS_VOLATILE; |
||
6326 | |||
6327 | nindx = info->type_stack->type.classdef->indx; |
||
6328 | |||
6329 | is_virtual = context || voffset > 0; |
||
6330 | |||
6331 | if (! ieee_change_buffer (info, |
||
6332 | &info->type_stack->type.classdef->pmiscbuf) |
||
6333 | || ! ieee_write_asn (info, nindx, is_virtual ? 'v' : 'm') |
||
6334 | || ! ieee_write_asn (info, nindx, flags) |
||
6335 | || ! ieee_write_atn65 (info, nindx, |
||
6336 | info->type_stack->type.classdef->method) |
||
6337 | || ! ieee_write_atn65 (info, nindx, physname)) |
||
6338 | return FALSE; |
||
6339 | |||
6340 | if (is_virtual) |
||
6341 | { |
||
6342 | if (voffset > info->type_stack->type.classdef->voffset) |
||
6343 | info->type_stack->type.classdef->voffset = voffset; |
||
6344 | if (! ieee_write_asn (info, nindx, voffset)) |
||
6345 | return FALSE; |
||
6346 | ++info->type_stack->type.classdef->pmisccount; |
||
6347 | } |
||
6348 | |||
6349 | if (! ieee_write_asn (info, nindx, 0)) |
||
6350 | return FALSE; |
||
6351 | |||
6352 | info->type_stack->type.classdef->pmisccount += 5; |
||
6353 | |||
6354 | return TRUE; |
||
6355 | } |
||
6356 | |||
6357 | /* Define a new method variant. */ |
||
6358 | |||
6359 | static bfd_boolean |
||
6360 | ieee_class_method_variant (void *p, const char *physname, |
||
6361 | enum debug_visibility visibility, |
||
6362 | bfd_boolean constp, bfd_boolean volatilep, |
||
6363 | bfd_vma voffset, bfd_boolean context) |
||
6364 | { |
||
6365 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
6366 | |||
6367 | return ieee_class_method_var (info, physname, visibility, FALSE, constp, |
||
6368 | volatilep, voffset, context); |
||
6369 | } |
||
6370 | |||
6371 | /* Define a new static method variant. */ |
||
6372 | |||
6373 | static bfd_boolean |
||
6374 | ieee_class_static_method_variant (void *p, const char *physname, |
||
6375 | enum debug_visibility visibility, |
||
6376 | bfd_boolean constp, bfd_boolean volatilep) |
||
6377 | { |
||
6378 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
6379 | |||
6380 | return ieee_class_method_var (info, physname, visibility, TRUE, constp, |
||
6381 | volatilep, 0, FALSE); |
||
6382 | } |
||
6383 | |||
6384 | /* Finish up a method. */ |
||
6385 | |||
6386 | static bfd_boolean |
||
6387 | ieee_class_end_method (void *p) |
||
6388 | { |
||
6389 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
6390 | |||
6391 | assert (info->type_stack != NULL |
||
6392 | && info->type_stack->type.classdef != NULL |
||
6393 | && info->type_stack->type.classdef->method != NULL); |
||
6394 | |||
6395 | info->type_stack->type.classdef->method = NULL; |
||
6396 | |||
6397 | return TRUE; |
||
6398 | } |
||
6399 | |||
6400 | /* Finish up a class. */ |
||
6401 | |||
6402 | static bfd_boolean |
||
6403 | ieee_end_class_type (void *p) |
||
6404 | { |
||
6405 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
6406 | unsigned int nindx; |
||
6407 | |||
6408 | assert (info->type_stack != NULL |
||
6409 | && info->type_stack->type.classdef != NULL); |
||
6410 | |||
6411 | /* If we were ignoring this class definition because it was a |
||
6412 | duplicate definition, just through away whatever bytes we have |
||
6413 | accumulated. Leave the type on the stack. */ |
||
6414 | if (info->type_stack->type.ignorep) |
||
6415 | return TRUE; |
||
6416 | |||
6417 | nindx = info->type_stack->type.classdef->indx; |
||
6418 | |||
6419 | /* If we have a virtual table, we can write out the information now. */ |
||
6420 | if (info->type_stack->type.classdef->vclass != NULL |
||
6421 | || info->type_stack->type.classdef->ownvptr) |
||
6422 | { |
||
6423 | if (! ieee_change_buffer (info, |
||
6424 | &info->type_stack->type.classdef->pmiscbuf) |
||
6425 | || ! ieee_write_asn (info, nindx, 'z') |
||
6426 | || ! ieee_write_atn65 (info, nindx, "") |
||
6427 | || ! ieee_write_asn (info, nindx, |
||
6428 | info->type_stack->type.classdef->voffset)) |
||
6429 | return FALSE; |
||
6430 | if (info->type_stack->type.classdef->ownvptr) |
||
6431 | { |
||
6432 | if (! ieee_write_atn65 (info, nindx, "")) |
||
6433 | return FALSE; |
||
6434 | } |
||
6435 | else |
||
6436 | { |
||
6437 | if (! ieee_write_atn65 (info, nindx, |
||
6438 | info->type_stack->type.classdef->vclass)) |
||
6439 | return FALSE; |
||
6440 | } |
||
6441 | if (! ieee_write_asn (info, nindx, 0)) |
||
6442 | return FALSE; |
||
6443 | info->type_stack->type.classdef->pmisccount += 5; |
||
6444 | } |
||
6445 | |||
6446 | /* Now that we know the number of pmisc records, we can write out |
||
6447 | the atn62 which starts the pmisc records, and append them to the |
||
6448 | C++ buffers. */ |
||
6449 | |||
6450 | if (! ieee_change_buffer (info, &info->cxx) |
||
6451 | || ! ieee_write_byte (info, (int) ieee_nn_record) |
||
6452 | || ! ieee_write_number (info, nindx) |
||
6453 | || ! ieee_write_id (info, "") |
||
6454 | || ! ieee_write_2bytes (info, (int) ieee_atn_record_enum) |
||
6455 | || ! ieee_write_number (info, nindx) |
||
6456 | || ! ieee_write_number (info, 0) |
||
6457 | || ! ieee_write_number (info, 62) |
||
6458 | || ! ieee_write_number (info, 80) |
||
6459 | || ! ieee_write_number (info, |
||
6460 | info->type_stack->type.classdef->pmisccount)) |
||
6461 | return FALSE; |
||
6462 | |||
6463 | if (! ieee_append_buffer (info, &info->cxx, |
||
6464 | &info->type_stack->type.classdef->pmiscbuf)) |
||
6465 | return FALSE; |
||
6466 | if (! ieee_buffer_emptyp (&info->type_stack->type.classdef->refs)) |
||
6467 | { |
||
6468 | if (! ieee_append_buffer (info, &info->cxx, |
||
6469 | &info->type_stack->type.classdef->refs)) |
||
6470 | return FALSE; |
||
6471 | } |
||
6472 | |||
6473 | return ieee_end_struct_type (p); |
||
6474 | } |
||
6475 | |||
6476 | /* Push a previously seen typedef onto the type stack. */ |
||
6477 | |||
6478 | static bfd_boolean |
||
6479 | ieee_typedef_type (void *p, const char *name) |
||
6480 | { |
||
6481 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
6482 | struct ieee_name_type_hash_entry *h; |
||
6483 | struct ieee_name_type *nt; |
||
6484 | |||
6485 | h = ieee_name_type_hash_lookup (&info->typedefs, name, FALSE, FALSE); |
||
6486 | |||
6487 | /* h should never be NULL, since that would imply that the generic |
||
6488 | debugging code has asked for a typedef which it has not yet |
||
6489 | defined. */ |
||
6490 | assert (h != NULL); |
||
6491 | |||
6492 | /* We always use the most recently defined type for this name, which |
||
6493 | will be the first one on the list. */ |
||
6494 | |||
6495 | nt = h->types; |
||
6496 | if (! ieee_push_type (info, nt->type.indx, nt->type.size, |
||
6497 | nt->type.unsignedp, nt->type.localp)) |
||
6498 | return FALSE; |
||
6499 | |||
6500 | /* Copy over any other type information we may have. */ |
||
6501 | info->type_stack->type = nt->type; |
||
6502 | |||
6503 | return TRUE; |
||
6504 | } |
||
6505 | |||
6506 | /* Push a tagged type onto the type stack. */ |
||
6507 | |||
6508 | static bfd_boolean |
||
6509 | ieee_tag_type (void *p, const char *name, unsigned int id, |
||
6510 | enum debug_type_kind kind) |
||
6511 | { |
||
6512 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
6513 | bfd_boolean localp; |
||
6514 | bfd_boolean copy; |
||
6515 | char ab[20]; |
||
6516 | struct ieee_name_type_hash_entry *h; |
||
6517 | struct ieee_name_type *nt; |
||
6518 | |||
6519 | if (kind == DEBUG_KIND_ENUM) |
||
6520 | { |
||
6521 | struct ieee_defined_enum *e; |
||
6522 | |||
6523 | if (name == NULL) |
||
6524 | abort (); |
||
6525 | for (e = info->enums; e != NULL; e = e->next) |
||
6526 | if (e->tag != NULL && strcmp (e->tag, name) == 0) |
||
6527 | return ieee_push_type (info, e->indx, 0, TRUE, FALSE); |
||
6528 | |||
6529 | e = (struct ieee_defined_enum *) xmalloc (sizeof *e); |
||
6530 | memset (e, 0, sizeof *e); |
||
6531 | |||
6532 | e->indx = info->type_indx; |
||
6533 | ++info->type_indx; |
||
6534 | e->tag = name; |
||
6535 | e->defined = FALSE; |
||
6536 | |||
6537 | e->next = info->enums; |
||
6538 | info->enums = e; |
||
6539 | |||
6540 | return ieee_push_type (info, e->indx, 0, TRUE, FALSE); |
||
6541 | } |
||
6542 | |||
6543 | localp = FALSE; |
||
6544 | |||
6545 | copy = FALSE; |
||
6546 | if (name == NULL) |
||
6547 | { |
||
6548 | sprintf (ab, "__anon%u", id); |
||
6549 | name = ab; |
||
6550 | copy = TRUE; |
||
6551 | } |
||
6552 | |||
6553 | h = ieee_name_type_hash_lookup (&info->tags, name, TRUE, copy); |
||
6554 | if (h == NULL) |
||
6555 | return FALSE; |
||
6556 | |||
6557 | for (nt = h->types; nt != NULL; nt = nt->next) |
||
6558 | { |
||
6559 | if (nt->id == id) |
||
6560 | { |
||
6561 | if (! ieee_push_type (info, nt->type.indx, nt->type.size, |
||
6562 | nt->type.unsignedp, nt->type.localp)) |
||
6563 | return FALSE; |
||
6564 | /* Copy over any other type information we may have. */ |
||
6565 | info->type_stack->type = nt->type; |
||
6566 | return TRUE; |
||
6567 | } |
||
6568 | |||
6569 | if (! nt->type.localp) |
||
6570 | { |
||
6571 | /* This is a duplicate of a global type, so it must be |
||
6572 | local. */ |
||
6573 | localp = TRUE; |
||
6574 | } |
||
6575 | } |
||
6576 | |||
6577 | nt = (struct ieee_name_type *) xmalloc (sizeof *nt); |
||
6578 | memset (nt, 0, sizeof *nt); |
||
6579 | |||
6580 | nt->id = id; |
||
6581 | nt->type.name = h->root.string; |
||
6582 | nt->type.indx = info->type_indx; |
||
6583 | nt->type.localp = localp; |
||
6584 | ++info->type_indx; |
||
6585 | nt->kind = kind; |
||
6586 | |||
6587 | nt->next = h->types; |
||
6588 | h->types = nt; |
||
6589 | |||
6590 | if (! ieee_push_type (info, nt->type.indx, 0, FALSE, localp)) |
||
6591 | return FALSE; |
||
6592 | |||
6593 | info->type_stack->type.name = h->root.string; |
||
6594 | |||
6595 | return TRUE; |
||
6596 | } |
||
6597 | |||
6598 | /* Output a typedef. */ |
||
6599 | |||
6600 | static bfd_boolean |
||
6601 | ieee_typdef (void *p, const char *name) |
||
6602 | { |
||
6603 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
6604 | struct ieee_write_type type; |
||
6605 | unsigned int indx; |
||
6606 | bfd_boolean found; |
||
6607 | bfd_boolean localp; |
||
6608 | struct ieee_name_type_hash_entry *h; |
||
6609 | struct ieee_name_type *nt; |
||
6610 | |||
6611 | type = info->type_stack->type; |
||
6612 | indx = type.indx; |
||
6613 | |||
6614 | /* If this is a simple builtin type using a builtin name, we don't |
||
6615 | want to output the typedef itself. We also want to change the |
||
6616 | type index to correspond to the name being used. We recognize |
||
6617 | names used in stabs debugging output even if they don't exactly |
||
6618 | correspond to the names used for the IEEE builtin types. */ |
||
6619 | found = FALSE; |
||
6620 | if (indx <= (unsigned int) builtin_bcd_float) |
||
6621 | { |
||
6622 | switch ((enum builtin_types) indx) |
||
6623 | { |
||
6624 | default: |
||
6625 | break; |
||
6626 | |||
6627 | case builtin_void: |
||
6628 | if (strcmp (name, "void") == 0) |
||
6629 | found = TRUE; |
||
6630 | break; |
||
6631 | |||
6632 | case builtin_signed_char: |
||
6633 | case builtin_char: |
||
6634 | if (strcmp (name, "signed char") == 0) |
||
6635 | { |
||
6636 | indx = (unsigned int) builtin_signed_char; |
||
6637 | found = TRUE; |
||
6638 | } |
||
6639 | else if (strcmp (name, "char") == 0) |
||
6640 | { |
||
6641 | indx = (unsigned int) builtin_char; |
||
6642 | found = TRUE; |
||
6643 | } |
||
6644 | break; |
||
6645 | |||
6646 | case builtin_unsigned_char: |
||
6647 | if (strcmp (name, "unsigned char") == 0) |
||
6648 | found = TRUE; |
||
6649 | break; |
||
6650 | |||
6651 | case builtin_signed_short_int: |
||
6652 | case builtin_short: |
||
6653 | case builtin_short_int: |
||
6654 | case builtin_signed_short: |
||
6655 | if (strcmp (name, "signed short int") == 0) |
||
6656 | { |
||
6657 | indx = (unsigned int) builtin_signed_short_int; |
||
6658 | found = TRUE; |
||
6659 | } |
||
6660 | else if (strcmp (name, "short") == 0) |
||
6661 | { |
||
6662 | indx = (unsigned int) builtin_short; |
||
6663 | found = TRUE; |
||
6664 | } |
||
6665 | else if (strcmp (name, "short int") == 0) |
||
6666 | { |
||
6667 | indx = (unsigned int) builtin_short_int; |
||
6668 | found = TRUE; |
||
6669 | } |
||
6670 | else if (strcmp (name, "signed short") == 0) |
||
6671 | { |
||
6672 | indx = (unsigned int) builtin_signed_short; |
||
6673 | found = TRUE; |
||
6674 | } |
||
6675 | break; |
||
6676 | |||
6677 | case builtin_unsigned_short_int: |
||
6678 | case builtin_unsigned_short: |
||
6679 | if (strcmp (name, "unsigned short int") == 0 |
||
6680 | || strcmp (name, "short unsigned int") == 0) |
||
6681 | { |
||
6682 | indx = builtin_unsigned_short_int; |
||
6683 | found = TRUE; |
||
6684 | } |
||
6685 | else if (strcmp (name, "unsigned short") == 0) |
||
6686 | { |
||
6687 | indx = builtin_unsigned_short; |
||
6688 | found = TRUE; |
||
6689 | } |
||
6690 | break; |
||
6691 | |||
6692 | case builtin_signed_long: |
||
6693 | case builtin_int: /* FIXME: Size depends upon architecture. */ |
||
6694 | case builtin_long: |
||
6695 | if (strcmp (name, "signed long") == 0) |
||
6696 | { |
||
6697 | indx = builtin_signed_long; |
||
6698 | found = TRUE; |
||
6699 | } |
||
6700 | else if (strcmp (name, "int") == 0) |
||
6701 | { |
||
6702 | indx = builtin_int; |
||
6703 | found = TRUE; |
||
6704 | } |
||
6705 | else if (strcmp (name, "long") == 0 |
||
6706 | || strcmp (name, "long int") == 0) |
||
6707 | { |
||
6708 | indx = builtin_long; |
||
6709 | found = TRUE; |
||
6710 | } |
||
6711 | break; |
||
6712 | |||
6713 | case builtin_unsigned_long: |
||
6714 | case builtin_unsigned: /* FIXME: Size depends upon architecture. */ |
||
6715 | case builtin_unsigned_int: /* FIXME: Like builtin_unsigned. */ |
||
6716 | if (strcmp (name, "unsigned long") == 0 |
||
6717 | || strcmp (name, "long unsigned int") == 0) |
||
6718 | { |
||
6719 | indx = builtin_unsigned_long; |
||
6720 | found = TRUE; |
||
6721 | } |
||
6722 | else if (strcmp (name, "unsigned") == 0) |
||
6723 | { |
||
6724 | indx = builtin_unsigned; |
||
6725 | found = TRUE; |
||
6726 | } |
||
6727 | else if (strcmp (name, "unsigned int") == 0) |
||
6728 | { |
||
6729 | indx = builtin_unsigned_int; |
||
6730 | found = TRUE; |
||
6731 | } |
||
6732 | break; |
||
6733 | |||
6734 | case builtin_signed_long_long: |
||
6735 | if (strcmp (name, "signed long long") == 0 |
||
6736 | || strcmp (name, "long long int") == 0) |
||
6737 | found = TRUE; |
||
6738 | break; |
||
6739 | |||
6740 | case builtin_unsigned_long_long: |
||
6741 | if (strcmp (name, "unsigned long long") == 0 |
||
6742 | || strcmp (name, "long long unsigned int") == 0) |
||
6743 | found = TRUE; |
||
6744 | break; |
||
6745 | |||
6746 | case builtin_float: |
||
6747 | if (strcmp (name, "float") == 0) |
||
6748 | found = TRUE; |
||
6749 | break; |
||
6750 | |||
6751 | case builtin_double: |
||
6752 | if (strcmp (name, "double") == 0) |
||
6753 | found = TRUE; |
||
6754 | break; |
||
6755 | |||
6756 | case builtin_long_double: |
||
6757 | if (strcmp (name, "long double") == 0) |
||
6758 | found = TRUE; |
||
6759 | break; |
||
6760 | |||
6761 | case builtin_long_long_double: |
||
6762 | if (strcmp (name, "long long double") == 0) |
||
6763 | found = TRUE; |
||
6764 | break; |
||
6765 | } |
||
6766 | |||
6767 | if (found) |
||
6768 | type.indx = indx; |
||
6769 | } |
||
6770 | |||
6771 | h = ieee_name_type_hash_lookup (&info->typedefs, name, TRUE, FALSE); |
||
6772 | if (h == NULL) |
||
6773 | return FALSE; |
||
6774 | |||
6775 | /* See if we have already defined this type with this name. */ |
||
6776 | localp = type.localp; |
||
6777 | for (nt = h->types; nt != NULL; nt = nt->next) |
||
6778 | { |
||
6779 | if (nt->id == indx) |
||
6780 | { |
||
6781 | /* If this is a global definition, then we don't need to |
||
6782 | do anything here. */ |
||
6783 | if (! nt->type.localp) |
||
6784 | { |
||
6785 | ieee_pop_unused_type (info); |
||
6786 | return TRUE; |
||
6787 | } |
||
6788 | } |
||
6789 | else |
||
6790 | { |
||
6791 | /* This is a duplicate definition, so make this one local. */ |
||
6792 | localp = TRUE; |
||
6793 | } |
||
6794 | } |
||
6795 | |||
6796 | /* We need to add a new typedef for this type. */ |
||
6797 | |||
6798 | nt = (struct ieee_name_type *) xmalloc (sizeof *nt); |
||
6799 | memset (nt, 0, sizeof *nt); |
||
6800 | nt->id = indx; |
||
6801 | nt->type = type; |
||
6802 | nt->type.name = name; |
||
6803 | nt->type.localp = localp; |
||
6804 | nt->kind = DEBUG_KIND_ILLEGAL; |
||
6805 | |||
6806 | nt->next = h->types; |
||
6807 | h->types = nt; |
||
6808 | |||
6809 | if (found) |
||
6810 | { |
||
6811 | /* This is one of the builtin typedefs, so we don't need to |
||
6812 | actually define it. */ |
||
6813 | ieee_pop_unused_type (info); |
||
6814 | return TRUE; |
||
6815 | } |
||
6816 | |||
6817 | indx = ieee_pop_type (info); |
||
6818 | |||
6819 | if (! ieee_define_named_type (info, name, (unsigned int) -1, type.size, |
||
6820 | type.unsignedp, localp, |
||
6821 | (struct ieee_buflist *) NULL) |
||
6822 | || ! ieee_write_number (info, 'T') |
||
6823 | || ! ieee_write_number (info, indx)) |
||
6824 | return FALSE; |
||
6825 | |||
6826 | /* Remove the type we just added to the type stack. This should not |
||
6827 | be ieee_pop_unused_type, since the type is used, we just don't |
||
6828 | need it now. */ |
||
6829 | (void) ieee_pop_type (info); |
||
6830 | |||
6831 | return TRUE; |
||
6832 | } |
||
6833 | |||
6834 | /* Output a tag for a type. We don't have to do anything here. */ |
||
6835 | |||
6836 | static bfd_boolean |
||
6837 | ieee_tag (void *p, const char *name ATTRIBUTE_UNUSED) |
||
6838 | { |
||
6839 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
6840 | |||
6841 | /* This should not be ieee_pop_unused_type, since we want the type |
||
6842 | to be defined. */ |
||
6843 | (void) ieee_pop_type (info); |
||
6844 | return TRUE; |
||
6845 | } |
||
6846 | |||
6847 | /* Output an integer constant. */ |
||
6848 | |||
6849 | static bfd_boolean |
||
6850 | ieee_int_constant (void *p ATTRIBUTE_UNUSED, const char *name ATTRIBUTE_UNUSED, |
||
6851 | bfd_vma val ATTRIBUTE_UNUSED) |
||
6852 | { |
||
6853 | /* FIXME. */ |
||
6854 | return TRUE; |
||
6855 | } |
||
6856 | |||
6857 | /* Output a floating point constant. */ |
||
6858 | |||
6859 | static bfd_boolean |
||
6860 | ieee_float_constant (void *p ATTRIBUTE_UNUSED, |
||
6861 | const char *name ATTRIBUTE_UNUSED, |
||
6862 | double val ATTRIBUTE_UNUSED) |
||
6863 | { |
||
6864 | /* FIXME. */ |
||
6865 | return TRUE; |
||
6866 | } |
||
6867 | |||
6868 | /* Output a typed constant. */ |
||
6869 | |||
6870 | static bfd_boolean |
||
6871 | ieee_typed_constant (void *p, const char *name ATTRIBUTE_UNUSED, |
||
6872 | bfd_vma val ATTRIBUTE_UNUSED) |
||
6873 | { |
||
6874 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
6875 | |||
6876 | /* FIXME. */ |
||
6877 | ieee_pop_unused_type (info); |
||
6878 | return TRUE; |
||
6879 | } |
||
6880 | |||
6881 | /* Output a variable. */ |
||
6882 | |||
6883 | static bfd_boolean |
||
6884 | ieee_variable (void *p, const char *name, enum debug_var_kind kind, |
||
6885 | bfd_vma val) |
||
6886 | { |
||
6887 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
6888 | unsigned int name_indx; |
||
6889 | unsigned int size; |
||
6890 | bfd_boolean referencep; |
||
6891 | unsigned int type_indx; |
||
6892 | bfd_boolean asn; |
||
6893 | int refflag; |
||
6894 | |||
6895 | size = info->type_stack->type.size; |
||
6896 | referencep = info->type_stack->type.referencep; |
||
6897 | type_indx = ieee_pop_type (info); |
||
6898 | |||
6899 | assert (! ieee_buffer_emptyp (&info->vars)); |
||
6900 | if (! ieee_change_buffer (info, &info->vars)) |
||
6901 | return FALSE; |
||
6902 | |||
6903 | name_indx = info->name_indx; |
||
6904 | ++info->name_indx; |
||
6905 | |||
6906 | /* Write out an NN and an ATN record for this variable. */ |
||
6907 | if (! ieee_write_byte (info, (int) ieee_nn_record) |
||
6908 | || ! ieee_write_number (info, name_indx) |
||
6909 | || ! ieee_write_id (info, name) |
||
6910 | || ! ieee_write_2bytes (info, (int) ieee_atn_record_enum) |
||
6911 | || ! ieee_write_number (info, name_indx) |
||
6912 | || ! ieee_write_number (info, type_indx)) |
||
6913 | return FALSE; |
||
6914 | switch (kind) |
||
6915 | { |
||
6916 | default: |
||
6917 | abort (); |
||
6918 | return FALSE; |
||
6919 | case DEBUG_GLOBAL: |
||
6920 | if (! ieee_write_number (info, 8) |
||
6921 | || ! ieee_add_range (info, FALSE, val, val + size)) |
||
6922 | return FALSE; |
||
6923 | refflag = 0; |
||
6924 | asn = TRUE; |
||
6925 | break; |
||
6926 | case DEBUG_STATIC: |
||
6927 | if (! ieee_write_number (info, 3) |
||
6928 | || ! ieee_add_range (info, FALSE, val, val + size)) |
||
6929 | return FALSE; |
||
6930 | refflag = 1; |
||
6931 | asn = TRUE; |
||
6932 | break; |
||
6933 | case DEBUG_LOCAL_STATIC: |
||
6934 | if (! ieee_write_number (info, 3) |
||
6935 | || ! ieee_add_range (info, FALSE, val, val + size)) |
||
6936 | return FALSE; |
||
6937 | refflag = 2; |
||
6938 | asn = TRUE; |
||
6939 | break; |
||
6940 | case DEBUG_LOCAL: |
||
6941 | if (! ieee_write_number (info, 1) |
||
6942 | || ! ieee_write_number (info, val)) |
||
6943 | return FALSE; |
||
6944 | refflag = 2; |
||
6945 | asn = FALSE; |
||
6946 | break; |
||
6947 | case DEBUG_REGISTER: |
||
6948 | if (! ieee_write_number (info, 2) |
||
6949 | || ! ieee_write_number (info, |
||
6950 | ieee_genreg_to_regno (info->abfd, val))) |
||
6951 | return FALSE; |
||
6952 | refflag = 2; |
||
6953 | asn = FALSE; |
||
6954 | break; |
||
6955 | } |
||
6956 | |||
6957 | if (asn) |
||
6958 | { |
||
6959 | if (! ieee_write_asn (info, name_indx, val)) |
||
6960 | return FALSE; |
||
6961 | } |
||
6962 | |||
6963 | /* If this is really a reference type, then we just output it with |
||
6964 | pointer type, and must now output a C++ record indicating that it |
||
6965 | is really reference type. */ |
||
6966 | if (referencep) |
||
6967 | { |
||
6968 | unsigned int nindx; |
||
6969 | |||
6970 | nindx = info->name_indx; |
||
6971 | ++info->name_indx; |
||
6972 | |||
6973 | /* If this is a global variable, we want to output the misc |
||
6974 | record in the C++ misc record block. Otherwise, we want to |
||
6975 | output it just after the variable definition, which is where |
||
6976 | the current buffer is. */ |
||
6977 | if (refflag != 2) |
||
6978 | { |
||
6979 | if (! ieee_change_buffer (info, &info->cxx)) |
||
6980 | return FALSE; |
||
6981 | } |
||
6982 | |||
6983 | if (! ieee_write_byte (info, (int) ieee_nn_record) |
||
6984 | || ! ieee_write_number (info, nindx) |
||
6985 | || ! ieee_write_id (info, "") |
||
6986 | || ! ieee_write_2bytes (info, (int) ieee_atn_record_enum) |
||
6987 | || ! ieee_write_number (info, nindx) |
||
6988 | || ! ieee_write_number (info, 0) |
||
6989 | || ! ieee_write_number (info, 62) |
||
6990 | || ! ieee_write_number (info, 80) |
||
6991 | || ! ieee_write_number (info, 3) |
||
6992 | || ! ieee_write_asn (info, nindx, 'R') |
||
6993 | || ! ieee_write_asn (info, nindx, refflag) |
||
6994 | || ! ieee_write_atn65 (info, nindx, name)) |
||
6995 | return FALSE; |
||
6996 | } |
||
6997 | |||
6998 | return TRUE; |
||
6999 | } |
||
7000 | |||
7001 | /* Start outputting information for a function. */ |
||
7002 | |||
7003 | static bfd_boolean |
||
7004 | ieee_start_function (void *p, const char *name, bfd_boolean global) |
||
7005 | { |
||
7006 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
7007 | bfd_boolean referencep; |
||
7008 | unsigned int retindx, typeindx; |
||
7009 | |||
7010 | referencep = info->type_stack->type.referencep; |
||
7011 | retindx = ieee_pop_type (info); |
||
7012 | |||
7013 | /* Besides recording a BB4 or BB6 block, we record the type of the |
||
7014 | function in the BB1 typedef block. We can't write out the full |
||
7015 | type until we have seen all the parameters, so we accumulate it |
||
7016 | in info->fntype and info->fnargs. */ |
||
7017 | if (! ieee_buffer_emptyp (&info->fntype)) |
||
7018 | { |
||
7019 | /* FIXME: This might happen someday if we support nested |
||
7020 | functions. */ |
||
7021 | abort (); |
||
7022 | } |
||
7023 | |||
7024 | info->fnname = name; |
||
7025 | |||
7026 | /* An attribute of 0x40 means that the push mask is unknown. */ |
||
7027 | if (! ieee_define_named_type (info, name, (unsigned int) -1, 0, FALSE, TRUE, |
||
7028 | &info->fntype) |
||
7029 | || ! ieee_write_number (info, 'x') |
||
7030 | || ! ieee_write_number (info, 0x40) |
||
7031 | || ! ieee_write_number (info, 0) |
||
7032 | || ! ieee_write_number (info, 0) |
||
7033 | || ! ieee_write_number (info, retindx)) |
||
7034 | return FALSE; |
||
7035 | |||
7036 | typeindx = ieee_pop_type (info); |
||
7037 | |||
7038 | if (! ieee_init_buffer (info, &info->fnargs)) |
||
7039 | return FALSE; |
||
7040 | info->fnargcount = 0; |
||
7041 | |||
7042 | /* If the function return value is actually a reference type, we |
||
7043 | must add a record indicating that. */ |
||
7044 | if (referencep) |
||
7045 | { |
||
7046 | unsigned int nindx; |
||
7047 | |||
7048 | nindx = info->name_indx; |
||
7049 | ++info->name_indx; |
||
7050 | if (! ieee_change_buffer (info, &info->cxx) |
||
7051 | || ! ieee_write_byte (info, (int) ieee_nn_record) |
||
7052 | || ! ieee_write_number (info, nindx) |
||
7053 | || ! ieee_write_id (info, "") |
||
7054 | || ! ieee_write_2bytes (info, (int) ieee_atn_record_enum) |
||
7055 | || ! ieee_write_number (info, nindx) |
||
7056 | || ! ieee_write_number (info, 0) |
||
7057 | || ! ieee_write_number (info, 62) |
||
7058 | || ! ieee_write_number (info, 80) |
||
7059 | || ! ieee_write_number (info, 3) |
||
7060 | || ! ieee_write_asn (info, nindx, 'R') |
||
7061 | || ! ieee_write_asn (info, nindx, global ? 0 : 1) |
||
7062 | || ! ieee_write_atn65 (info, nindx, name)) |
||
7063 | return FALSE; |
||
7064 | } |
||
7065 | |||
7066 | assert (! ieee_buffer_emptyp (&info->vars)); |
||
7067 | if (! ieee_change_buffer (info, &info->vars)) |
||
7068 | return FALSE; |
||
7069 | |||
7070 | /* The address is written out as the first block. */ |
||
7071 | |||
7072 | ++info->block_depth; |
||
7073 | |||
7074 | return (ieee_write_byte (info, (int) ieee_bb_record_enum) |
||
7075 | && ieee_write_byte (info, global ? 4 : 6) |
||
7076 | && ieee_write_number (info, 0) |
||
7077 | && ieee_write_id (info, name) |
||
7078 | && ieee_write_number (info, 0) |
||
7079 | && ieee_write_number (info, typeindx)); |
||
7080 | } |
||
7081 | |||
7082 | /* Add a function parameter. This will normally be called before the |
||
7083 | first block, so we postpone them until we see the block. */ |
||
7084 | |||
7085 | static bfd_boolean |
||
7086 | ieee_function_parameter (void *p, const char *name, enum debug_parm_kind kind, |
||
7087 | bfd_vma val) |
||
7088 | { |
||
7089 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
7090 | struct ieee_pending_parm *m, **pm; |
||
7091 | |||
7092 | assert (info->block_depth == 1); |
||
7093 | |||
7094 | m = (struct ieee_pending_parm *) xmalloc (sizeof *m); |
||
7095 | memset (m, 0, sizeof *m); |
||
7096 | |||
7097 | m->next = NULL; |
||
7098 | m->name = name; |
||
7099 | m->referencep = info->type_stack->type.referencep; |
||
7100 | m->type = ieee_pop_type (info); |
||
7101 | m->kind = kind; |
||
7102 | m->val = val; |
||
7103 | |||
7104 | for (pm = &info->pending_parms; *pm != NULL; pm = &(*pm)->next) |
||
7105 | ; |
||
7106 | *pm = m; |
||
7107 | |||
7108 | /* Add the type to the fnargs list. */ |
||
7109 | if (! ieee_change_buffer (info, &info->fnargs) |
||
7110 | || ! ieee_write_number (info, m->type)) |
||
7111 | return FALSE; |
||
7112 | ++info->fnargcount; |
||
7113 | |||
7114 | return TRUE; |
||
7115 | } |
||
7116 | |||
7117 | /* Output pending function parameters. */ |
||
7118 | |||
7119 | static bfd_boolean |
||
7120 | ieee_output_pending_parms (struct ieee_handle *info) |
||
7121 | { |
||
7122 | struct ieee_pending_parm *m; |
||
7123 | unsigned int refcount; |
||
7124 | |||
7125 | refcount = 0; |
||
7126 | for (m = info->pending_parms; m != NULL; m = m->next) |
||
7127 | { |
||
7128 | enum debug_var_kind vkind; |
||
7129 | |||
7130 | switch (m->kind) |
||
7131 | { |
||
7132 | default: |
||
7133 | abort (); |
||
7134 | return FALSE; |
||
7135 | case DEBUG_PARM_STACK: |
||
7136 | case DEBUG_PARM_REFERENCE: |
||
7137 | vkind = DEBUG_LOCAL; |
||
7138 | break; |
||
7139 | case DEBUG_PARM_REG: |
||
7140 | case DEBUG_PARM_REF_REG: |
||
7141 | vkind = DEBUG_REGISTER; |
||
7142 | break; |
||
7143 | } |
||
7144 | |||
7145 | if (! ieee_push_type (info, m->type, 0, FALSE, FALSE)) |
||
7146 | return FALSE; |
||
7147 | info->type_stack->type.referencep = m->referencep; |
||
7148 | if (m->referencep) |
||
7149 | ++refcount; |
||
7150 | if (! ieee_variable ((void *) info, m->name, vkind, m->val)) |
||
7151 | return FALSE; |
||
7152 | } |
||
7153 | |||
7154 | /* If there are any reference parameters, we need to output a |
||
7155 | miscellaneous record indicating them. */ |
||
7156 | if (refcount > 0) |
||
7157 | { |
||
7158 | unsigned int nindx, varindx; |
||
7159 | |||
7160 | /* FIXME: The MRI compiler outputs the demangled function name |
||
7161 | here, but we are outputting the mangled name. */ |
||
7162 | nindx = info->name_indx; |
||
7163 | ++info->name_indx; |
||
7164 | if (! ieee_change_buffer (info, &info->vars) |
||
7165 | || ! ieee_write_byte (info, (int) ieee_nn_record) |
||
7166 | || ! ieee_write_number (info, nindx) |
||
7167 | || ! ieee_write_id (info, "") |
||
7168 | || ! ieee_write_2bytes (info, (int) ieee_atn_record_enum) |
||
7169 | || ! ieee_write_number (info, nindx) |
||
7170 | || ! ieee_write_number (info, 0) |
||
7171 | || ! ieee_write_number (info, 62) |
||
7172 | || ! ieee_write_number (info, 80) |
||
7173 | || ! ieee_write_number (info, refcount + 3) |
||
7174 | || ! ieee_write_asn (info, nindx, 'B') |
||
7175 | || ! ieee_write_atn65 (info, nindx, info->fnname) |
||
7176 | || ! ieee_write_asn (info, nindx, 0)) |
||
7177 | return FALSE; |
||
7178 | for (m = info->pending_parms, varindx = 1; |
||
7179 | m != NULL; |
||
7180 | m = m->next, varindx++) |
||
7181 | { |
||
7182 | if (m->referencep) |
||
7183 | { |
||
7184 | if (! ieee_write_asn (info, nindx, varindx)) |
||
7185 | return FALSE; |
||
7186 | } |
||
7187 | } |
||
7188 | } |
||
7189 | |||
7190 | m = info->pending_parms; |
||
7191 | while (m != NULL) |
||
7192 | { |
||
7193 | struct ieee_pending_parm *next; |
||
7194 | |||
7195 | next = m->next; |
||
7196 | free (m); |
||
7197 | m = next; |
||
7198 | } |
||
7199 | |||
7200 | info->pending_parms = NULL; |
||
7201 | |||
7202 | return TRUE; |
||
7203 | } |
||
7204 | |||
7205 | /* Start a block. If this is the first block, we output the address |
||
7206 | to finish the BB4 or BB6, and then output the function parameters. */ |
||
7207 | |||
7208 | static bfd_boolean |
||
7209 | ieee_start_block (void *p, bfd_vma addr) |
||
7210 | { |
||
7211 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
7212 | |||
7213 | if (! ieee_change_buffer (info, &info->vars)) |
||
7214 | return FALSE; |
||
7215 | |||
7216 | if (info->block_depth == 1) |
||
7217 | { |
||
7218 | if (! ieee_write_number (info, addr) |
||
7219 | || ! ieee_output_pending_parms (info)) |
||
7220 | return FALSE; |
||
7221 | } |
||
7222 | else |
||
7223 | { |
||
7224 | if (! ieee_write_byte (info, (int) ieee_bb_record_enum) |
||
7225 | || ! ieee_write_byte (info, 6) |
||
7226 | || ! ieee_write_number (info, 0) |
||
7227 | || ! ieee_write_id (info, "") |
||
7228 | || ! ieee_write_number (info, 0) |
||
7229 | || ! ieee_write_number (info, 0) |
||
7230 | || ! ieee_write_number (info, addr)) |
||
7231 | return FALSE; |
||
7232 | } |
||
7233 | |||
7234 | if (! ieee_start_range (info, addr)) |
||
7235 | return FALSE; |
||
7236 | |||
7237 | ++info->block_depth; |
||
7238 | |||
7239 | return TRUE; |
||
7240 | } |
||
7241 | |||
7242 | /* End a block. */ |
||
7243 | |||
7244 | static bfd_boolean |
||
7245 | ieee_end_block (void *p, bfd_vma addr) |
||
7246 | { |
||
7247 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
7248 | |||
7249 | /* The address we are given is the end of the block, but IEEE seems |
||
7250 | to want to the address of the last byte in the block, so we |
||
7251 | subtract one. */ |
||
7252 | if (! ieee_change_buffer (info, &info->vars) |
||
7253 | || ! ieee_write_byte (info, (int) ieee_be_record_enum) |
||
7254 | || ! ieee_write_number (info, addr - 1)) |
||
7255 | return FALSE; |
||
7256 | |||
7257 | if (! ieee_end_range (info, addr)) |
||
7258 | return FALSE; |
||
7259 | |||
7260 | --info->block_depth; |
||
7261 | |||
7262 | if (addr > info->highaddr) |
||
7263 | info->highaddr = addr; |
||
7264 | |||
7265 | return TRUE; |
||
7266 | } |
||
7267 | |||
7268 | /* End a function. */ |
||
7269 | |||
7270 | static bfd_boolean |
||
7271 | ieee_end_function (void *p) |
||
7272 | { |
||
7273 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
7274 | |||
7275 | assert (info->block_depth == 1); |
||
7276 | |||
7277 | --info->block_depth; |
||
7278 | |||
7279 | /* Now we can finish up fntype, and add it to the typdef section. |
||
7280 | At this point, fntype is the 'x' type up to the argument count, |
||
7281 | and fnargs is the argument types. We must add the argument |
||
7282 | count, and we must add the level. FIXME: We don't record varargs |
||
7283 | functions correctly. In fact, stabs debugging does not give us |
||
7284 | enough information to do so. */ |
||
7285 | if (! ieee_change_buffer (info, &info->fntype) |
||
7286 | || ! ieee_write_number (info, info->fnargcount) |
||
7287 | || ! ieee_change_buffer (info, &info->fnargs) |
||
7288 | || ! ieee_write_number (info, 0)) |
||
7289 | return FALSE; |
||
7290 | |||
7291 | /* Make sure the typdef block has been started. */ |
||
7292 | if (ieee_buffer_emptyp (&info->types)) |
||
7293 | { |
||
7294 | if (! ieee_change_buffer (info, &info->types) |
||
7295 | || ! ieee_write_byte (info, (int) ieee_bb_record_enum) |
||
7296 | || ! ieee_write_byte (info, 1) |
||
7297 | || ! ieee_write_number (info, 0) |
||
7298 | || ! ieee_write_id (info, info->modname)) |
||
7299 | return FALSE; |
||
7300 | } |
||
7301 | |||
7302 | if (! ieee_append_buffer (info, &info->types, &info->fntype) |
||
7303 | || ! ieee_append_buffer (info, &info->types, &info->fnargs)) |
||
7304 | return FALSE; |
||
7305 | |||
7306 | info->fnname = NULL; |
||
7307 | if (! ieee_init_buffer (info, &info->fntype) |
||
7308 | || ! ieee_init_buffer (info, &info->fnargs)) |
||
7309 | return FALSE; |
||
7310 | info->fnargcount = 0; |
||
7311 | |||
7312 | return TRUE; |
||
7313 | } |
||
7314 | |||
7315 | /* Record line number information. */ |
||
7316 | |||
7317 | static bfd_boolean |
||
7318 | ieee_lineno (void *p, const char *filename, unsigned long lineno, bfd_vma addr) |
||
7319 | { |
||
7320 | struct ieee_handle *info = (struct ieee_handle *) p; |
||
7321 | |||
7322 | assert (info->filename != NULL); |
||
7323 | |||
7324 | /* The HP simulator seems to get confused when more than one line is |
||
7325 | listed for the same address, at least if they are in different |
||
7326 | files. We handle this by always listing the last line for a |
||
7327 | given address, since that seems to be the one that gdb uses. */ |
||
7328 | if (info->pending_lineno_filename != NULL |
||
7329 | && addr != info->pending_lineno_addr) |
||
7330 | { |
||
7331 | /* Make sure we have a line number block. */ |
||
7332 | if (! ieee_buffer_emptyp (&info->linenos)) |
||
7333 | { |
||
7334 | if (! ieee_change_buffer (info, &info->linenos)) |
||
7335 | return FALSE; |
||
7336 | } |
||
7337 | else |
||
7338 | { |
||
7339 | info->lineno_name_indx = info->name_indx; |
||
7340 | ++info->name_indx; |
||
7341 | if (! ieee_change_buffer (info, &info->linenos) |
||
7342 | || ! ieee_write_byte (info, (int) ieee_bb_record_enum) |
||
7343 | || ! ieee_write_byte (info, 5) |
||
7344 | || ! ieee_write_number (info, 0) |
||
7345 | || ! ieee_write_id (info, info->filename) |
||
7346 | || ! ieee_write_byte (info, (int) ieee_nn_record) |
||
7347 | || ! ieee_write_number (info, info->lineno_name_indx) |
||
7348 | || ! ieee_write_id (info, "")) |
||
7349 | return FALSE; |
||
7350 | info->lineno_filename = info->filename; |
||
7351 | } |
||
7352 | |||
7353 | if (filename_cmp (info->pending_lineno_filename, |
||
7354 | info->lineno_filename) != 0) |
||
7355 | { |
||
7356 | if (filename_cmp (info->filename, info->lineno_filename) != 0) |
||
7357 | { |
||
7358 | /* We were not in the main file. Close the block for the |
||
7359 | included file. */ |
||
7360 | if (! ieee_write_byte (info, (int) ieee_be_record_enum)) |
||
7361 | return FALSE; |
||
7362 | if (filename_cmp (info->filename, |
||
7363 | info->pending_lineno_filename) == 0) |
||
7364 | { |
||
7365 | /* We need a new NN record, and we aren't about to |
||
7366 | output one. */ |
||
7367 | info->lineno_name_indx = info->name_indx; |
||
7368 | ++info->name_indx; |
||
7369 | if (! ieee_write_byte (info, (int) ieee_nn_record) |
||
7370 | || ! ieee_write_number (info, info->lineno_name_indx) |
||
7371 | || ! ieee_write_id (info, "")) |
||
7372 | return FALSE; |
||
7373 | } |
||
7374 | } |
||
7375 | if (filename_cmp (info->filename, |
||
7376 | info->pending_lineno_filename) != 0) |
||
7377 | { |
||
7378 | /* We are not changing to the main file. Open a block for |
||
7379 | the new included file. */ |
||
7380 | info->lineno_name_indx = info->name_indx; |
||
7381 | ++info->name_indx; |
||
7382 | if (! ieee_write_byte (info, (int) ieee_bb_record_enum) |
||
7383 | || ! ieee_write_byte (info, 5) |
||
7384 | || ! ieee_write_number (info, 0) |
||
7385 | || ! ieee_write_id (info, info->pending_lineno_filename) |
||
7386 | || ! ieee_write_byte (info, (int) ieee_nn_record) |
||
7387 | || ! ieee_write_number (info, info->lineno_name_indx) |
||
7388 | || ! ieee_write_id (info, "")) |
||
7389 | return FALSE; |
||
7390 | } |
||
7391 | info->lineno_filename = info->pending_lineno_filename; |
||
7392 | } |
||
7393 | |||
7394 | if (! ieee_write_2bytes (info, (int) ieee_atn_record_enum) |
||
7395 | || ! ieee_write_number (info, info->lineno_name_indx) |
||
7396 | || ! ieee_write_number (info, 0) |
||
7397 | || ! ieee_write_number (info, 7) |
||
7398 | || ! ieee_write_number (info, info->pending_lineno) |
||
7399 | || ! ieee_write_number (info, 0) |
||
7400 | || ! ieee_write_asn (info, info->lineno_name_indx, |
||
7401 | info->pending_lineno_addr)) |
||
7402 | return FALSE; |
||
7403 | } |
||
7404 | |||
7405 | info->pending_lineno_filename = filename; |
||
7406 | info->pending_lineno = lineno; |
||
7407 | info->pending_lineno_addr = addr; |
||
7408 | |||
7409 | return TRUE; |
||
7410 | }=>>>>>>>>=>=>=>=>>=>=>=>=>=>>><>><>>=>>>>>>>=>>>>>>>>>=>>>>>=>><>>>>>>>>>>>><>=>=><=>=>=> |