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annotate lwlink/link.c @ 0:2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
author | lost@l-w.ca |
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date | Wed, 19 Jan 2011 22:27:17 -0700 |
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children | 7317fbe024af |
rev | line source |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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1 /* |
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2 link.c |
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3 Copyright © 2009 William Astle |
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4 |
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5 This file is part of LWLINK. |
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6 |
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7 LWLINK is free software: you can redistribute it and/or modify it under the |
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8 terms of the GNU General Public License as published by the Free Software |
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9 Foundation, either version 3 of the License, or (at your option) any later |
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10 version. |
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11 |
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12 This program is distributed in the hope that it will be useful, but WITHOUT |
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
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15 more details. |
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16 |
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17 You should have received a copy of the GNU General Public License along with |
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18 this program. If not, see <http://www.gnu.org/licenses/>. |
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19 |
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20 |
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21 Resolve section and symbol addresses; handle incomplete references |
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22 */ |
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23 |
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24 #include <stdio.h> |
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25 #include <stdlib.h> |
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26 |
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27 #include "expr.h" |
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28 #include "lwlink.h" |
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29 #include "util.h" |
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30 |
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31 struct section_list *sectlist = NULL; |
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32 int nsects = 0; |
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33 static int nforced = 0; |
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34 |
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35 void check_section_name(char *name, int *base, fileinfo_t *fn) |
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36 { |
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37 int sn; |
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38 |
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39 if (fn -> forced == 0) |
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40 return; |
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41 |
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42 for (sn = 0; sn < fn -> nsections; sn++) |
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43 { |
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44 if (!strcmp(name, fn -> sections[sn].name)) |
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45 { |
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46 // we have a match |
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47 sectlist = lw_realloc(sectlist, sizeof(struct section_list) * (nsects + 1)); |
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48 sectlist[nsects].ptr = &(fn -> sections[sn]); |
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49 |
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50 fn -> sections[sn].processed = 1; |
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51 fn -> sections[sn].loadaddress = *base; |
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52 *base += fn -> sections[sn].codesize; |
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53 nsects++; |
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54 } |
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55 } |
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56 for (sn = 0; sn < fn -> nsubs; sn++) |
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57 { |
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58 check_section_name(name, base, fn -> subs[sn]); |
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59 } |
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60 } |
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61 |
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62 void add_matching_sections(char *name, int yesflags, int noflags, int *base); |
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63 void check_section_flags(int yesflags, int noflags, int *base, fileinfo_t *fn) |
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64 { |
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65 int sn; |
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66 |
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67 if (fn -> forced == 0) |
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68 return; |
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69 |
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70 for (sn = 0; sn < fn -> nsections; sn++) |
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71 { |
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72 // ignore if the noflags tell us to |
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73 if (noflags && (fn -> sections[sn].flags & noflags)) |
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74 continue; |
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75 // ignore unless the yesflags tell us not to |
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76 if (yesflags && (fn -> sections[sn].flags & yesflags == 0)) |
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77 continue; |
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78 // ignore it if already processed |
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79 if (fn -> sections[sn].processed) |
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80 continue; |
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81 |
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82 // we have a match - now collect *all* sections of the same name! |
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83 add_matching_sections(fn -> sections[sn].name, 0, 0, base); |
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84 |
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85 // and then continue looking for sections |
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86 } |
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87 for (sn = 0; sn < fn -> nsubs; sn++) |
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88 { |
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89 check_section_flags(yesflags, noflags, base, fn -> subs[sn]); |
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90 } |
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91 } |
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92 |
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93 |
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94 |
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95 void add_matching_sections(char *name, int yesflags, int noflags, int *base) |
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96 { |
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97 int fn; |
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98 if (name) |
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99 { |
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100 // named section |
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101 // look for all instances of a section by the specified name |
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102 // and resolve base addresses and add to the list |
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103 for (fn = 0; fn < ninputfiles; fn++) |
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104 { |
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105 check_section_name(name, base, inputfiles[fn]); |
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106 } |
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107 } |
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108 else |
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109 { |
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110 // wildcard section |
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111 // named section |
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112 // look for all instances of a section by the specified name |
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113 // and resolve base addresses and add to the list |
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114 for (fn = 0; fn < ninputfiles; fn++) |
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115 { |
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116 check_section_flags(yesflags, noflags, base, inputfiles[fn]); |
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117 } |
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118 } |
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119 } |
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120 |
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121 // work out section load order and resolve base addresses for each section |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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122 // make a list of sections to load in order |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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123 void resolve_sections(void) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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124 { |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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125 int laddr = 0; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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126 int ln, sn, fn; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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127 |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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changeset
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128 for (ln = 0; ln < linkscript.nlines; ln++) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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129 { |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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130 if (linkscript.lines[ln].loadat >= 0) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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131 laddr = linkscript.lines[ln].loadat; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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132 add_matching_sections(linkscript.lines[ln].sectname, linkscript.lines[ln].yesflags, linkscript.lines[ln].noflags, &laddr); |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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133 |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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134 if (linkscript.lines[ln].sectname) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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135 { |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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136 } |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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137 else |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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138 { |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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139 // wildcard section |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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140 // look for all sections not yet processed that match flags |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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141 |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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142 int f = 0; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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143 int fn0, sn0; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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144 char *sname; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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145 |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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146 // named section |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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147 // look for all instances of a section by the specified name |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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148 // and resolve base addresses and add to the list |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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149 for (fn0 = 0; fn0 < ninputfiles; fn0++) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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150 { |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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151 for (sn0 = 0; sn0 < inputfiles[fn0] -> nsections; sn0++) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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152 { |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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153 // ignore if the "no flags" bit says to |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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154 if (linkscript.lines[ln].noflags && (inputfiles[fn0] -> sections[sn0].flags & linkscript.lines[ln].noflags)) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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155 continue; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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156 // ignore unless the yes flags tell us not to |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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157 if (linkscript.lines[ln].yesflags && (inputfiles[fn0] -> sections[sn0].flags & linkscript.lines[ln].yesflags == 0)) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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158 continue; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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159 if (inputfiles[fn0] -> sections[sn0].processed == 0) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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160 { |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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161 sname = inputfiles[fn0] -> sections[sn0].name; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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162 for (fn = 0; fn < ninputfiles; fn++) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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163 { |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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164 for (sn = 0; sn < inputfiles[fn] -> nsections; sn++) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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165 { |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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166 if (!strcmp(sname, inputfiles[fn] -> sections[sn].name)) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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167 { |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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168 // we have a match |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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169 sectlist = lw_realloc(sectlist, sizeof(struct section_list) * (nsects + 1)); |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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170 sectlist[nsects].ptr = &(inputfiles[fn] -> sections[sn]); |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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171 |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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172 inputfiles[fn] -> sections[sn].processed = 1; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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173 if (!f && linkscript.lines[ln].loadat >= 0) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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174 { |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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175 f = 1; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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176 sectlist[nsects].forceaddr = 1; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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177 laddr = linkscript.lines[ln].loadat; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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178 } |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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179 else |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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180 { |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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181 sectlist[nsects].forceaddr = 0; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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182 } |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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183 inputfiles[fn] -> sections[sn].loadaddress = laddr; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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184 laddr += inputfiles[fn] -> sections[sn].codesize; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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185 nsects++; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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186 } |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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187 } |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff
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188 } |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
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189 } |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
changeset
|
190 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
changeset
|
191 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
changeset
|
192 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
changeset
|
193 } |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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|
194 |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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195 // theoretically, all the base addresses are set now |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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|
196 } |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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197 |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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198 lw_expr_stack_t *find_external_sym_recurse(char *sym, fileinfo_t *fn) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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199 { |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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200 int sn; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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201 lw_expr_stack_t *r; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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|
202 lw_expr_term_t *term; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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203 symtab_t *se; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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204 int val; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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205 |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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206 for (sn = 0; sn < fn -> nsections; sn++) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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207 { |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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208 for (se = fn -> sections[sn].exportedsyms; se; se = se -> next) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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|
209 { |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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|
210 if (!strcmp(sym, se -> sym)) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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|
211 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
changeset
|
212 if (!(fn -> forced)) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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|
213 { |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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|
214 fn -> forced = 1; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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215 nforced = 1; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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|
216 } |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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changeset
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217 val = se -> offset + fn -> sections[sn].loadaddress; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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218 r = lw_expr_stack_create(); |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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219 term = lw_expr_term_create_int(val & 0xffff); |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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220 lw_expr_stack_push(r, term); |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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221 lw_expr_term_free(term); |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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222 return r; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
changeset
|
223 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
changeset
|
224 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
changeset
|
225 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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|
226 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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|
227 for (sn = 0; sn < fn -> nsubs; sn++) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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|
228 { |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff
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|
229 r = find_external_sym_recurse(sym, fn -> subs[sn]); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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|
230 if (r) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff
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|
231 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
changeset
|
232 if (!(fn -> forced)) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff
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|
233 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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|
234 nforced = 1; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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235 fn -> forced = 1; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff
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|
236 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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|
237 return r; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
changeset
|
238 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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|
239 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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|
240 return NULL; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
changeset
|
241 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
242 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
243 // resolve all incomplete references now |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
244 // anything that is unresolvable at this stage will throw an error |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
245 // because we know the load address of every section now |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
246 lw_expr_stack_t *resolve_sym(char *sym, int symtype, void *state) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
247 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
248 section_t *sect = state; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
249 lw_expr_term_t *term; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
250 int val = 0, i, fn; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
251 lw_expr_stack_t *s; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
252 symtab_t *se; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
253 fileinfo_t *fp; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
254 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
255 if (symtype == 1) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
256 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
257 // local symbol |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
258 if (!sym) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
259 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
260 val = sect -> loadaddress; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
261 goto out; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
262 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
263 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
264 // start with this section |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
265 for (se = sect -> localsyms; se; se = se -> next) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
266 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
267 if (!strcmp(se -> sym, sym)) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
268 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
269 val = se -> offset + sect -> loadaddress; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
270 goto out; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
271 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
272 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
273 // not in this section - check all sections in this file |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
274 for (i = 0; i < sect -> file -> nsections; i++) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
275 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
276 for (se = sect -> file -> sections[i].localsyms; se; se = se -> next) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
277 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
278 if (!strcmp(se -> sym, sym)) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
279 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
280 val = se -> offset + sect -> file -> sections[i].loadaddress; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
281 goto out; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
282 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
283 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
284 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
285 // not found |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
286 symerr = 1; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
287 fprintf(stderr, "Local symbol %s not found in %s:%s\n", sanitize_symbol(sym), sect -> file -> filename, sect -> name); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
288 goto outerr; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
289 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
290 else |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
291 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
292 // external symbol |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
293 // read all files in order until found (or not found) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
294 if (sect) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
295 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
296 for (fp = sect -> file; fp; fp = fp -> parent) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
297 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
298 s = find_external_sym_recurse(sym, fp); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
299 if (s) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
300 return s; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
301 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
302 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
303 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
304 for (fn = 0; fn < ninputfiles; fn++) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
305 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
306 s = find_external_sym_recurse(sym, inputfiles[fn]); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
307 if (s) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
308 return s; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
309 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
310 if (sect) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
311 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
312 fprintf(stderr, "External symbol %s not found in %s:%s\n", sanitize_symbol(sym), sect -> file -> filename, sect -> name); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
313 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
314 else |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
315 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
316 fprintf(stderr, "External symbol %s not found\n", sym); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
317 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
318 symerr = 1; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
319 goto outerr; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
320 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
321 fprintf(stderr, "Shouldn't ever get here!!!\n"); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
322 exit(88); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
323 out: |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
324 s = lw_expr_stack_create(); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
325 term = lw_expr_term_create_int(val & 0xffff); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
326 lw_expr_stack_push(s, term); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
327 lw_expr_term_free(term); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
328 return s; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
329 outerr: |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
330 return NULL; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
331 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
332 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
333 void resolve_references(void) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
334 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
335 int sn; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
336 reloc_t *rl; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
337 int rval; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
338 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
339 // resolve entry point if required |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
340 // this must resolve to an *exported* symbol and will resolve to the |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
341 // first instance of that symbol |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
342 if (linkscript.execsym) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
343 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
344 lw_expr_stack_t *s; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
345 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
346 s = resolve_sym(linkscript.execsym, 0, NULL); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
347 if (!s) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
348 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
349 fprintf(stderr, "Cannot resolve exec address '%s'\n", linkscript.execsym); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
350 symerr = 1; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
351 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
352 else |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
353 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
354 linkscript.execaddr = lw_expr_get_value(s); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
355 lw_expr_stack_free(s); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
356 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
357 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
358 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
359 for (sn = 0; sn < nsects; sn++) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
360 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
361 for (rl = sectlist[sn].ptr -> incompletes; rl; rl = rl -> next) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
362 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
363 // do a "simplify" on the expression |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
364 rval = lw_expr_reval(rl -> expr, resolve_sym, sectlist[sn].ptr); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
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diff
changeset
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365 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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366 // is it constant? error out if not |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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367 if (rval != 0 || !lw_expr_is_constant(rl -> expr)) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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368 { |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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369 fprintf(stderr, "Incomplete reference at %s:%s+%02X\n", sectlist[sn].ptr -> file -> filename, sectlist[sn].ptr -> name, rl -> offset); |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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370 symerr = 1; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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371 } |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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372 else |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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373 { |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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374 // put the value into the relocation address |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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375 rval = lw_expr_get_value(rl -> expr); |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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376 if (rl -> flags & RELOC_8BIT) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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377 { |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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378 sectlist[sn].ptr -> code[rl -> offset] = rval & 0xff; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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379 } |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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380 else |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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381 { |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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382 sectlist[sn].ptr -> code[rl -> offset] = (rval >> 8) & 0xff; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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383 sectlist[sn].ptr -> code[rl -> offset + 1] = rval & 0xff; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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384 } |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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385 } |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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386 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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387 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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388 |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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389 if (symerr) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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390 exit(1); |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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391 } |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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392 |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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393 /* |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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394 This is just a pared down version of the algo for resolving references. |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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395 */ |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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396 void resolve_files(void) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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397 { |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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398 int sn; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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399 int fn; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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400 reloc_t *rl; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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401 lw_expr_stack_t *te; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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|
402 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
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403 int rval; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
changeset
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404 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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405 // resolve entry point if required |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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406 // this must resolve to an *exported* symbol and will resolve to the |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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407 // first instance of that symbol |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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408 if (linkscript.execsym) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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409 { |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
changeset
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410 lw_expr_stack_t *s; |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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411 |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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412 s = resolve_sym(linkscript.execsym, 0, NULL); |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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413 if (!s) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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414 { |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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415 fprintf(stderr, "Cannot resolve exec address '%s'\n", sanitize_symbol(linkscript.execsym)); |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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416 symerr = 1; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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417 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
changeset
|
418 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
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419 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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420 do |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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421 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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422 nforced = 0; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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423 for (fn = 0; fn < ninputfiles; fn++) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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424 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
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425 if (inputfiles[fn] -> forced == 0) |
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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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426 continue; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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427 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
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428 for (sn = 0; sn < inputfiles[fn] -> nsections; sn++) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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429 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
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430 for (rl = inputfiles[fn] -> sections[sn].incompletes; rl; rl = rl -> next) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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431 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
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|
432 // do a "simplify" on the expression |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
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433 te = lw_expr_stack_dup(rl -> expr); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
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434 rval = lw_expr_reval(te, resolve_sym, &(inputfiles[fn] -> sections[sn])); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
435 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
436 // is it constant? error out if not |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
437 if (rval != 0 || !lw_expr_is_constant(te)) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
438 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
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439 fprintf(stderr, "Incomplete reference at %s:%s+%02X\n", inputfiles[fn] -> filename, inputfiles[fn] -> sections[sn].name, rl -> offset); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
440 symerr = 1; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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parents:
diff
changeset
|
441 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
442 lw_expr_stack_free(te); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
443 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
444 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
445 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
446 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
447 while (nforced == 1); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
448 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
449 if (symerr) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
450 exit(1); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
451 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
452 // theoretically, all files referenced by other files now have "forced" set to 1 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
453 for (fn = 0; fn < ninputfiles; fn++) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
454 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
455 if (inputfiles[fn] -> forced == 1) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
456 continue; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
457 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
458 fprintf(stderr, "Warning: %s (%d) does not resolve any symbols\n", inputfiles[fn] -> filename, fn); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
459 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff
changeset
|
460 } |