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annotate lwasm/list.c @ 0:2c24602be78f

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Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
author lost@l-w.ca
date Wed, 19 Jan 2011 22:27:17 -0700
parents
children 5ecdc4dae84d
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0
2c24602be78f 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 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
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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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
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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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;
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39 FILE *of;
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40 int i;
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41
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42 if (!(as -> flags & FLAG_LIST))
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43 return;
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44
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45 if (as -> list_file)
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46 of = fopen(as -> list_file, "w");
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47 else
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48 of = stdout;
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49 if (!of)
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50 {
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51 fprintf(stderr, "Cannot open list file; list not generated\n");
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52 return;
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53 }
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54 for (cl = as -> line_head; cl; cl = cl -> next)
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55 {
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56 if (cl -> len < 1)
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57 {
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58 if (cl -> soff >= 0)
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59 {
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60 fprintf(of, "%04X ", cl -> soff & 0xffff);
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61 }
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62 else if (cl -> dshow >= 0)
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63 {
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64 if (cl -> dsize == 1)
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65 {
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66 fprintf(of, " %02X ", cl -> dshow & 0xff);
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67 }
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68 else
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69 {
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70 fprintf(of, " %04X ", cl -> dshow & 0xff);
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71 }
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72 }
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73 else if (cl -> dptr)
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74 {
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75 lw_expr_t te;
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76 te = lw_expr_copy(cl -> dptr -> value);
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77 as -> exportcheck = 1;
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78 as -> csect = cl -> csect;
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79 lwasm_reduce_expr(as, te);
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80 as -> exportcheck = 0;
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81 if (lw_expr_istype(te, lw_expr_type_int))
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82 {
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83 fprintf(of, " %04X ", lw_expr_intval(te) & 0xffff);
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84 }
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85 else
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86 {
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87 fprintf(of, " ???? ");
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88 }
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89 lw_expr_destroy(te);
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90 }
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91 else
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92 {
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93 fprintf(of, " ");
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94 }
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95 }
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96 else
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97 {
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98 lw_expr_t te;
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99 te = lw_expr_copy(cl -> addr);
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100 as -> exportcheck = 1;
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101 as -> csect = cl -> csect;
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102 lwasm_reduce_expr(as, te);
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103 as -> exportcheck = 0;
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104 // fprintf(of, "%s\n", lw_expr_print(te));
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105 fprintf(of, "%04X ", lw_expr_intval(te) & 0xffff);
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106 lw_expr_destroy(te);
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107 for (i = 0; i < cl -> outputl && i < 8; i++)
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108 {
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109 fprintf(of, "%02X", cl -> output[i]);
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110 }
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111 for (; i < 8; i++)
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112 {
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113 fprintf(of, " ");
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114 }
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115 fprintf(of, " ");
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116 }
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117 /* the 34.34 below is deliberately chosen so that the start of the line text is at
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118 a multiple of 8 from the start of the list line */
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119 fprintf(of, "(%34.34s):%05d %s\n", cl -> linespec, cl -> lineno, cl -> ltext);
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120 if (cl -> outputl > 8)
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121 {
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122 for (i = 8; i < cl -> outputl; i++)
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123 {
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124 if (i % 8 == 0)
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125 {
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126 if (i != 8)
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127 fprintf(of, "\n ");
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128 else
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129 fprintf(of, " ");
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130 }
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131 fprintf(of, "%02X", cl -> output[i]);
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132 }
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133 if (i > 8)
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134 fprintf(of, "\n");
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135 }
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136 }
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137
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
138 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
139 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
140 }