Mercurial > hg > index.cgi
annotate lwasm/section.c @ 154:5ac1c4cd81a7
Make sections behave correctly again with the update to support . and * for os9
author | lost@l-w.ca |
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date | Sat, 27 Aug 2011 23:16:50 -0600 |
parents | 7317fbe024af |
children | fc8386b13399 |
rev | line source |
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0
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1 /* |
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2 section.c |
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3 |
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4 Copyright © 2010 William Astle |
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5 |
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6 This file is part of LWTOOLS. |
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7 |
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8 LWTOOLS is free software: you can redistribute it and/or modify it under the |
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9 terms of the GNU General Public License as published by the Free Software |
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10 Foundation, either version 3 of the License, or (at your option) any later |
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11 version. |
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12 |
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13 This program is distributed in the hope that it will be useful, but WITHOUT |
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
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16 more details. |
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17 |
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18 You should have received a copy of the GNU General Public License along with |
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19 this program. If not, see <http://www.gnu.org/licenses/>. |
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20 */ |
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21 |
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22 #include <string.h> |
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23 #include <ctype.h> |
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24 |
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25 #include <lw_string.h> |
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26 #include <lw_alloc.h> |
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27 |
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28 #include "lwasm.h" |
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29 #include "instab.h" |
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30 |
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31 PARSEFUNC(pseudo_parse_section) |
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32 { |
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33 char *p2; |
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34 char *sn; |
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35 char *opts = NULL; |
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36 sectiontab_t *s; |
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37 |
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38 if (as -> output_format != OUTPUT_OBJ) |
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39 { |
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40 lwasm_register_error(as, l, "Cannot use sections unless using the object target"); |
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41 return; |
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42 } |
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43 |
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44 if (!**p) |
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45 { |
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46 lwasm_register_error(as, l, "Need section name"); |
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47 return; |
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48 } |
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49 |
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50 l -> len = 0; |
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51 |
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52 if (as -> csect) |
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53 { |
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54 lw_expr_destroy(as -> csect -> offset); |
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55 as -> csect -> offset = lw_expr_copy(l -> addr); |
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56 as -> csect = NULL; |
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57 } |
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58 |
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59 for (p2 = *p; *p2 && *p2 != ',' && !isspace(*p2); p2++) |
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60 /* do nothing */ ; |
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61 |
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62 sn = lw_strndup(*p, p2 - *p); |
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63 *p = p2; |
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64 |
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65 if (**p == ',') |
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66 { |
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67 // have opts |
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68 (*p)++; |
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69 |
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70 for (p2 = *p; *p2 && !isspace(*p2); p2++) |
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71 /* do nothing */ ; |
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72 |
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73 opts = lw_strndup(*p, p2 - *p); |
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74 *p = p2; |
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75 } |
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76 |
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77 for (s = as -> sections; s; s = s -> next) |
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78 { |
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79 if (!strcmp(s -> name, sn)) |
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80 break; |
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81 } |
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82 if (s && opts) |
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83 { |
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84 lwasm_register_warning(as, l, "Section flags can only be specified the first time; ignoring duplicate definition"); |
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85 } |
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86 if (!s) |
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87 { |
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88 // create section data structure |
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89 s = lw_alloc(sizeof(sectiontab_t)); |
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90 s -> oblen = 0; |
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91 s -> obsize = 0; |
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92 s -> obytes = NULL; |
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93 s -> name = lw_strdup(sn); |
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94 s -> offset = lw_expr_build(lw_expr_type_special, lwasm_expr_secbase, s); |
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95 s -> flags = section_flag_none; |
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96 s -> reloctab = NULL; |
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97 if (!strcasecmp(sn, "bss") || !strcasecmp(sn, ".bss")) |
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98 { |
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99 s -> flags |= section_flag_bss; |
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100 } |
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101 // parse options |
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102 if (opts) |
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103 { |
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104 // only one option ("bss" or "!bss") |
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105 if (!strcasecmp(opts, "bss")) |
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106 { |
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107 s -> flags |= section_flag_bss; |
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108 } |
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109 else if (!strcasecmp(opts, "!bss")) |
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110 { |
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111 s -> flags &= ~section_flag_bss; |
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112 } |
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113 else |
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114 { |
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115 lwasm_register_error(as, l, "Unrecognized section flag"); |
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116 lw_free(sn); |
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117 lw_free(opts); |
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118 lw_free(s -> name); |
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119 lw_expr_destroy(s -> offset); |
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120 lw_free(s); |
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|
121 return; |
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
|
122 } |
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
|
123 } |
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
|
124 s -> next = as -> sections; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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|
125 as -> sections = s; |
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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|
126 } |
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
|
127 |
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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|
128 lw_expr_destroy(l -> addr); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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|
129 l -> addr = lw_expr_copy(s -> offset); |
154
5ac1c4cd81a7
Make sections behave correctly again with the update to support . and * for os9
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2
diff
changeset
|
130 lw_expr_destroy(l -> daddr); |
5ac1c4cd81a7
Make sections behave correctly again with the update to support . and * for os9
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2
diff
changeset
|
131 l -> daddr = lw_expr_copy(s -> offset); |
0
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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132 as -> csect = 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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133 as -> context = lwasm_next_context(as); |
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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 |
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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 l -> len = 0; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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|
136 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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|
137 lw_free(opts); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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|
138 lw_free(sn); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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139 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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140 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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|
141 PARSEFUNC(pseudo_parse_endsection) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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142 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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143 if (as -> output_format != OUTPUT_OBJ) |
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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 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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145 lwasm_register_error(as, l, "Cannot use sections unless using the object target"); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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146 return; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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|
147 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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148 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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149 l -> len = 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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150 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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151 if (!(as -> csect)) |
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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 lwasm_register_error(as, l, "ENDSECTION without SECTION"); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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154 return; |
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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|
155 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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156 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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|
157 // save offset in case another instance of the section appears |
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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 lw_expr_destroy(as -> csect -> 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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159 as -> csect -> offset = l -> addr; |
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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 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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|
161 // reset address to 0 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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162 l -> addr = lw_expr_build(lw_expr_type_int, 0); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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163 as -> csect = 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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164 |
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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 // end of section is a context break |
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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 as -> context = lwasm_next_context(as); |
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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 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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168 skip_operand(p); |
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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 } |
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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 |
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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 PARSEFUNC(pseudo_parse_export) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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172 { |
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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 int after = 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 char *sym = 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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175 exportlist_t *e; |
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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 |
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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 if (as -> output_format != OUTPUT_OBJ) |
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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 lwasm_register_error(as, l, "EXPORT only supported for object target"); |
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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 return; |
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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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|
181 } |
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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|
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 l -> len = 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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184 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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185 if (l -> 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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|
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 sym = lw_strdup(l -> sym); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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188 l -> symset = 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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189 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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190 |
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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191 if (l -> sym) |
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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|
192 { |
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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|
193 skip_operand(p); |
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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|
194 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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195 |
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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|
196 again: |
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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|
197 if (after || !sym) |
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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|
198 { |
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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|
199 char *p2; |
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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|
200 |
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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|
201 after = 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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|
202 for (p2 = *p; *p2 && *p2 != ',' && !isspace(*p2); p2++) |
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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|
203 /* do nothing */ ; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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|
204 |
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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|
205 sym = lw_strndup(*p, p2 - *p); |
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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|
206 *p = p2; |
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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|
207 } |
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
|
208 if (!sym) |
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
|
209 { |
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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|
210 lwasm_register_error(as, l, "No symbol for EXPORT"); |
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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|
211 return; |
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 } |
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
|
213 |
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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changeset
|
214 // add the symbol to the "export" list (which will be resolved |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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|
215 // after the parse pass is complete |
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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 e = lw_alloc(sizeof(exportlist_t)); |
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
|
217 e -> next = as -> exportlist; |
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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|
218 e -> symbol = lw_strdup(sym); |
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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|
219 e -> line = l; |
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
|
220 e -> se = 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
|
221 as -> exportlist = e; |
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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|
222 lw_free(sym); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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|
223 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff
changeset
|
224 if (after && **p == ',') |
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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|
225 { |
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
|
226 (*p)++; |
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 (; **p && isspace(**p); (*p)++) |
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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|
228 /* do nothing */ ; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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|
229 goto again; |
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
|
230 } |
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
|
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 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff
changeset
|
233 PARSEFUNC(pseudo_parse_extern) |
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
|
234 { |
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
|
235 int after = 0; |
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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|
236 char *sym = 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
|
237 importlist_t *e; |
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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|
238 |
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
|
239 if (as -> output_format != OUTPUT_OBJ) |
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
|
240 { |
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
|
241 lwasm_register_error(as, l, "IMPORT only supported for object target"); |
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 return; |
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 } |
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 |
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 l -> len = 0; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff
changeset
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246 |
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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247 if (l -> sym) |
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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248 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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249 sym = lw_strdup(l -> sym); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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250 l -> symset = 1; |
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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|
251 } |
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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252 |
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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253 if (l -> sym) |
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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254 { |
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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255 skip_operand(p); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff
changeset
|
256 } |
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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257 |
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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258 again: |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff
changeset
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259 if (after || !sym) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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260 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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261 char *p2; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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262 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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263 after = 1; |
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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264 for (p2 = *p; *p2 && *p2 != ',' && !isspace(*p2); p2++) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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265 /* do nothing */ ; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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266 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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267 sym = lw_strndup(*p, p2 - *p); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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268 *p = p2; |
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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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269 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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270 if (!sym) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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271 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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272 lwasm_register_error(as, l, "No symbol for IMPORT"); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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273 return; |
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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274 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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275 |
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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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276 // add the symbol to the "export" list (which will be resolved |
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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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277 // after the parse pass is complete |
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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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278 e = lw_alloc(sizeof(importlist_t)); |
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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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279 e -> next = as -> importlist; |
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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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280 e -> symbol = lw_strdup(sym); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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281 as -> importlist = e; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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282 lw_free(sym); |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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283 |
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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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284 if (after && **p == ',') |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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285 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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286 (*p)++; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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287 for (; **p && isspace(**p); (*p)++) |
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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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288 /* do nothing */ ; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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289 goto again; |
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
|
290 } |
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
|
291 } |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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292 |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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|
293 PARSEFUNC(pseudo_parse_extdep) |
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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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294 { |
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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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295 int after = 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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296 char *sym = NULL; |
2
7317fbe024af
Clean up insane number of compiler warnings under -Wall
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0
diff
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297 // importlist_t *e; |
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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298 |
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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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299 if (as -> output_format != OUTPUT_OBJ) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff
changeset
|
300 { |
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
|
301 lwasm_register_error(as, l, "EXTDEP only supported for object target"); |
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
|
302 return; |
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
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304 |
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
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305 if (!as -> csect) |
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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306 { |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff
changeset
|
307 lwasm_register_error(as, l, "EXTDEP must be within a section"); |
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
|
308 return; |
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
|
309 } |
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
|
310 |
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
|
311 l -> len = 0; |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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|
312 |
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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313 if (l -> sym) |
2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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314 sym = lw_strdup(l -> sym); |
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
|
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 if (l -> sym) |
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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|
317 { |
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
|
318 skip_operand(p); |
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
|
319 } |
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 again: |
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 if (after || !sym) |
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
|
323 { |
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 char *p2; |
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 |
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 after = 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
|
327 for (p2 = *p; *p2 && *p2 != ',' && !isspace(*p2); p2++) |
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 /* do nothing */ ; |
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 |
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 sym = lw_strndup(*p, p2 - *p); |
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 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
|
333 { |
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 lwasm_register_error(as, l, "No symbol for EXTDEP"); |
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 return; |
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 } |
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 |
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 // create a zero-width dependency |
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 { |
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 lw_expr_t e; |
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 e = lw_expr_build(lw_expr_type_int, 0); |
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 lwasm_emitexpr(l, e, 0); |
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 lw_expr_destroy(e); |
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 } |
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 if (after && **p == ',') |
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 { |
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 (*p)++; |
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 for (; **p && isspace(**p); (*p)++) |
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 /* do nothing */ ; |
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 goto again; |
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 } |
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 } |