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annotate lwasm/list.c @ 91:95181f1ad183

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Really fix memory leaks
author lost@l-w.ca
date Wed, 22 Jun 2011 19:06:14 -0600
parents 428068681cbf
children 43a3f1068027
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
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1 /*
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2 list.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 <stdio.h>
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23 #include <string.h>
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24
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25 #include <lw_alloc.h>
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26 #include <lw_string.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 void list_symbols(asmstate_t *as, FILE *of);
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32
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33 /*
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34 Do listing
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35 */
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36 void do_list(asmstate_t *as)
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37 {
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38 line_t *cl, *nl, *nl2;
0
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39 FILE *of;
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40 int i;
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41 unsigned char *obytes = NULL;
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42 int obytelen = 0;
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43
14
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
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44 char *tc;
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45
0
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46 if (!(as -> flags & FLAG_LIST))
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47 return;
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48
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49 if (as -> list_file)
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50 of = fopen(as -> list_file, "w");
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51 else
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52 of = stdout;
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53 if (!of)
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54 {
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55 fprintf(stderr, "Cannot open list file; list not generated\n");
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56 return;
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57 }
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58 for (cl = as -> line_head; cl; cl = nl)
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59 {
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60 nl = cl -> next;
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61 if (CURPRAGMA(cl, PRAGMA_NOLIST))
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62 {
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63 if (cl -> outputl <= 0)
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64 continue;
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65 }
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66 if (cl -> noexpand_start)
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67 {
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68 obytelen = 0;
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69 int nc = 0;
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70 for (nl = cl; ; nl = nl -> next)
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71 {
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72 if (nl -> noexpand_start)
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73 nc++;
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74 if (nl -> noexpand_end)
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75 nc--;
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76
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77 if (nl -> outputl > 0)
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78 obytelen += nl -> outputl;
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79 if (nc == 0)
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80 break;
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81 }
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82 obytes = lw_alloc(obytelen);
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83 nc = 0;
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84 for (nl2 = cl; ; nl2 = nl2 -> next)
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85 {
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86 int i;
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87 for (i = 0; i < nl2 -> outputl; i++)
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88 {
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89 obytes[nc++] = nl2 -> output[i];
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90 }
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91 if (nc >= obytelen)
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92 break;
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93 }
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94 nl = nl -> next;
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95 }
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96 else
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97 {
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98 obytelen = cl -> outputl;
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99 if (obytelen > 0)
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100 {
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101 obytes = lw_alloc(obytelen);
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102 memmove(obytes, cl -> output, cl -> outputl);
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103 }
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104 }
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105 if (cl -> len < 1 && obytelen < 1)
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106 {
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107 if (cl -> soff >= 0)
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108 {
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109 fprintf(of, "%04X ", cl -> soff & 0xffff);
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110 }
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111 else if (cl -> dshow >= 0)
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112 {
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113 if (cl -> dsize == 1)
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114 {
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115 fprintf(of, " %02X ", cl -> dshow & 0xff);
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116 }
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117 else
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118 {
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119 fprintf(of, " %04X ", cl -> dshow & 0xff);
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120 }
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121 }
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122 else if (cl -> dptr)
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123 {
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124 lw_expr_t te;
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125 te = lw_expr_copy(cl -> dptr -> value);
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126 as -> exportcheck = 1;
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127 as -> csect = cl -> csect;
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128 lwasm_reduce_expr(as, te);
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129 as -> exportcheck = 0;
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130 if (lw_expr_istype(te, lw_expr_type_int))
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131 {
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132 fprintf(of, " %04X ", lw_expr_intval(te) & 0xffff);
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133 }
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134 else
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135 {
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136 fprintf(of, " ???? ");
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137 }
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138 lw_expr_destroy(te);
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139 }
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lost@l-w.ca
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140 else
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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141 {
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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142 fprintf(of, " ");
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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143 }
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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144 }
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
145 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
146 {
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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147 lw_expr_t te;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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148 te = lw_expr_copy(cl -> addr);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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149 as -> exportcheck = 1;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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150 as -> csect = cl -> csect;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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151 lwasm_reduce_expr(as, te);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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152 as -> exportcheck = 0;
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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153 // fprintf(of, "%s\n", lw_expr_print(te));
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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154 fprintf(of, "%04X ", lw_expr_intval(te) & 0xffff);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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155 lw_expr_destroy(te);
49
bd8b3fbd1e28 Added ability to flag macros as "noexpand" so they are not expanded in the listing
lost@l-w.ca
parents: 42
diff changeset
156 for (i = 0; i < obytelen && i < 8; i++)
0
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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157 {
49
bd8b3fbd1e28 Added ability to flag macros as "noexpand" so they are not expanded in the listing
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parents: 42
diff changeset
158 fprintf(of, "%02X", obytes[i]);
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
159 }
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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160 for (; i < 8; i++)
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
161 {
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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162 fprintf(of, " ");
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
163 }
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
164 fprintf(of, " ");
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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165 }
14
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
166 /* the 32.32 below is deliberately chosen so that the start of the line text is at
0
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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167 a multiple of 8 from the start of the list line */
14
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
168 fprintf(of, "(%32.32s):%05d ", cl -> linespec, cl -> lineno);
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
169 i = 0;
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
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diff changeset
170 for (tc = cl -> ltext; *tc; tc++)
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
171 {
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
172 if ((*tc) == '\t')
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
173 {
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
174 if (i % 8 == 0)
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
175 {
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
176 i += 8;
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
177 fprintf(of, " ");
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
178 }
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
179 else
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
180 {
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
181 while (i % 8)
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
182 {
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
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parents: 0
diff changeset
183 fputc(' ', of);
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
184 i++;
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
185 }
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
186 }
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
187 }
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
188 else
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
189 {
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
190 fputc(*tc, of);
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
191 i++;
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
192 }
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
193 }
5ecdc4dae84d Brought forward patch to make tabs in listings always display as 8 spaces wide by converting tabs to spaces
lost@l-w.ca
parents: 0
diff changeset
194 fputc('\n', of);
0
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
195 if (cl -> outputl > 8)
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
196 {
49
bd8b3fbd1e28 Added ability to flag macros as "noexpand" so they are not expanded in the listing
lost@l-w.ca
parents: 42
diff changeset
197 for (i = 8; i < obytelen; i++)
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
198 {
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
199 if (i % 8 == 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
200 {
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
201 if (i != 8)
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
202 fprintf(of, "\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
203 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
204 fprintf(of, " ");
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
205 }
49
bd8b3fbd1e28 Added ability to flag macros as "noexpand" so they are not expanded in the listing
lost@l-w.ca
parents: 42
diff changeset
206 fprintf(of, "%02X", obytes[i]);
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
207 }
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
208 if (i > 8)
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
209 fprintf(of, "\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
210 }
49
bd8b3fbd1e28 Added ability to flag macros as "noexpand" so they are not expanded in the listing
lost@l-w.ca
parents: 42
diff changeset
211 lw_free(obytes);
bd8b3fbd1e28 Added ability to flag macros as "noexpand" so they are not expanded in the listing
lost@l-w.ca
parents: 42
diff changeset
212 obytes = NULL;
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
213 }
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
214
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
215 if (as -> flags & FLAG_SYMBOLS)
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
216 list_symbols(as, of);
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
217 }