annotate lwasm/output.c @ 452:40516fb9af07 lwtools-4.15

Version 4.15
author William Astle <lost@l-w.ca>
date Sun, 07 Jan 2018 12:54:54 -0700
parents 999ae00d0919
children 733fd05ca2a8
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0
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1 /*
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2 output.c
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3 Copyright © 2009, 2010 William Astle
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4
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5 This file is part of LWASM.
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6
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7 LWASM is free software: you can redistribute it and/or modify it under the
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8 terms of the GNU General Public License as published by the Free Software
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9 Foundation, either version 3 of the License, or (at your option) any later
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10 version.
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11
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12 This program is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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15 more details.
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16
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17 You should have received a copy of the GNU General Public License along with
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18 this program. If not, see <http://www.gnu.org/licenses/>.
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19
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20
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21 Contains the code for actually outputting the assembled code
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22 */
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23 #include <errno.h>
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24 #include <stdio.h>
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25 #include <string.h>
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26
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27 #ifndef _MSC_VER
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28 #include <unistd.h> // for unlink
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29 #endif
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30
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31 #include <lw_alloc.h>
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32 #include <lw_expr.h>
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33
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34 #include "lwasm.h"
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35
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36 void write_code_raw(asmstate_t *as, FILE *of);
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37 void write_code_decb(asmstate_t *as, FILE *of);
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38 void write_code_BASIC(asmstate_t *as, FILE *of);
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39 void write_code_rawrel(asmstate_t *as, FILE *of);
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40 void write_code_obj(asmstate_t *as, FILE *of);
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41 void write_code_os9(asmstate_t *as, FILE *of);
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42 void write_code_hex(asmstate_t *as, FILE *of);
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43 void write_code_srec(asmstate_t *as, FILE *of);
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44 void write_code_ihex(asmstate_t *as, FILE *of);
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45 void write_code_lwmod(asmstate_t *as, FILE *of);
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46
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47 // this prevents warnings about not using the return value of fwrite()
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48 // r++ prevents the "set but not used" warnings; should be optimized out
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49 #define writebytes(s, l, c, f) do { int r; r = fwrite((s), (l), (c), (f)); r++; } while (0)
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50
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51 void do_output(asmstate_t *as)
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52 {
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53 FILE *of;
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54
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55 if (as -> errorcount > 0)
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56 {
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57 fprintf(stderr, "Not doing output due to assembly errors.\n");
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58 return;
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59 }
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60
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61 of = fopen(as -> output_file, "wb");
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62 if (!of)
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63 {
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64 fprintf(stderr, "Cannot open '%s' for output", as -> output_file);
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65 perror("");
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66 return;
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67 }
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68
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69 switch (as -> output_format)
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70 {
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71 case OUTPUT_RAW:
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72 write_code_raw(as, of);
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73 break;
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74
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75 case OUTPUT_DECB:
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76 write_code_decb(as, of);
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77 break;
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78
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79 case OUTPUT_BASIC:
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80 write_code_BASIC(as, of);
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81 break;
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82
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83 case OUTPUT_RAWREL:
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84 write_code_rawrel(as, of);
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85 break;
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86
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87 case OUTPUT_OBJ:
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88 write_code_obj(as, of);
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89 break;
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90
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91 case OUTPUT_OS9:
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92 write_code_os9(as, of);
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93 break;
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94
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95 case OUTPUT_HEX:
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96 write_code_hex(as, of);
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97 break;
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98
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99 case OUTPUT_SREC:
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100 write_code_srec(as, of);
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101 break;
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102
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103 case OUTPUT_IHEX:
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104 write_code_ihex(as, of);
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105 break;
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106
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107 case OUTPUT_LWMOD:
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108 write_code_lwmod(as, of);
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109 break;
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110
0
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111 default:
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112 fprintf(stderr, "BUG: unrecognized output format when generating output file\n");
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113 fclose(of);
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114 unlink(as -> output_file);
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115 return;
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116 }
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117
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118 fclose(of);
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119 }
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120
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121 int write_code_BASIC_fprintf(FILE *of, int linelength, int *linenumber, int value)
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122 {
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123 if (linelength > 247)
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124 {
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125 fprintf(of, "\n");
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126 linelength = fprintf(of, "%d DATA ", *linenumber);
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127 *linenumber += 10;
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128 }
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129 else
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130 {
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131 linelength += fprintf(of, ",");
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132 }
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133 linelength += fprintf(of, "%d", value);
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134
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135 return linelength;
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136 }
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137
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138 void write_code_BASIC(asmstate_t *as, FILE *of)
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139 {
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140 line_t *cl;
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141 line_t *startblock = as -> line_head;
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diff changeset
142 line_t *endblock;
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William Astle <lost@l-w.ca>
parents: 360
diff changeset
143 int linenumber, linelength, startaddress, lastaddress, address;
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
144 int outidx;
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
145
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
146 fprintf(of, "10 READ A,B\n");
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William Astle <lost@l-w.ca>
parents: 360
diff changeset
147 fprintf(of, "20 IF A=-1 THEN 70\n");
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
148 fprintf(of, "30 FOR C = A TO B\n");
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
149 fprintf(of, "40 READ D:POKE C,D\n");
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William Astle <lost@l-w.ca>
parents: 360
diff changeset
150 fprintf(of, "50 NEXT C\n");
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William Astle <lost@l-w.ca>
parents: 360
diff changeset
151 fprintf(of, "60 GOTO 10\n");
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
152
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
153 if (as -> execaddr == 0)
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
154 {
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
155 fprintf(of, "70 END");
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
156 }
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
157 else
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
158 {
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
159 fprintf(of, "70 EXEC %d", as -> execaddr);
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
160 }
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
161
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
162 linenumber = 80;
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
163 linelength = 255;
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
164
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
165 while(startblock)
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
166 {
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
167 startaddress = -1;
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
168 endblock = NULL;
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
169
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
170 for (cl = startblock; cl; cl = cl -> next)
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
171 {
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
172 if (cl -> outputl < 0)
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
173 continue;
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
174
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
175 address = lw_expr_intval(cl -> addr);
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
176
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
177 if (startaddress == -1)
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
178 {
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
179 startaddress = address;
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
180 lastaddress = address + cl -> outputl - 1;
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
181 }
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
182 else
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
183 {
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
184 if (lastaddress != address - 1)
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
185 {
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
186 endblock = cl;
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
187 break;
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
188 }
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
189
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
190 lastaddress += cl -> outputl;
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
191 }
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
192 }
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
193
410
7f538053492c Fix a possible uninitialized variable reference
William Astle <lost@l-w.ca>
parents: 406
diff changeset
194 if (startaddress != -1)
406
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
195 {
410
7f538053492c Fix a possible uninitialized variable reference
William Astle <lost@l-w.ca>
parents: 406
diff changeset
196 linelength = write_code_BASIC_fprintf(of, linelength, &linenumber, startaddress);
7f538053492c Fix a possible uninitialized variable reference
William Astle <lost@l-w.ca>
parents: 406
diff changeset
197 linelength = write_code_BASIC_fprintf(of, linelength, &linenumber, lastaddress);
7f538053492c Fix a possible uninitialized variable reference
William Astle <lost@l-w.ca>
parents: 406
diff changeset
198
7f538053492c Fix a possible uninitialized variable reference
William Astle <lost@l-w.ca>
parents: 406
diff changeset
199 for (cl = startblock; cl != endblock; cl = cl -> next)
7f538053492c Fix a possible uninitialized variable reference
William Astle <lost@l-w.ca>
parents: 406
diff changeset
200 {
7f538053492c Fix a possible uninitialized variable reference
William Astle <lost@l-w.ca>
parents: 406
diff changeset
201 if (cl -> outputl < 0)
7f538053492c Fix a possible uninitialized variable reference
William Astle <lost@l-w.ca>
parents: 406
diff changeset
202 continue;
406
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
203
410
7f538053492c Fix a possible uninitialized variable reference
William Astle <lost@l-w.ca>
parents: 406
diff changeset
204 for (outidx=0; outidx<cl -> outputl; outidx++)
7f538053492c Fix a possible uninitialized variable reference
William Astle <lost@l-w.ca>
parents: 406
diff changeset
205 {
7f538053492c Fix a possible uninitialized variable reference
William Astle <lost@l-w.ca>
parents: 406
diff changeset
206 linelength = write_code_BASIC_fprintf(of, linelength, &linenumber, cl -> output[outidx]);
7f538053492c Fix a possible uninitialized variable reference
William Astle <lost@l-w.ca>
parents: 406
diff changeset
207 }
406
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
208 }
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
209 }
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
210
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
211 startblock = cl;
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
212 }
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
213
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
214 linelength = write_code_BASIC_fprintf(of, linelength, &linenumber, -1);
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
215 linelength = write_code_BASIC_fprintf(of, linelength, &linenumber, -1);
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
216
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
217 fprintf(of, "\n");
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
218 }
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
219
4411a6123716 Add "basic" output format
William Astle <lost@l-w.ca>
parents: 360
diff changeset
220
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
221 /*
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
222 rawrel output treats an ORG directive as an offset from the start of the
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
223 file. Undefined results will occur if an ORG directive moves the output
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
224 pointer backward. This particular implementation uses "fseek" to handle
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
225 ORG requests and to skip over RMBs.
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
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
227 This simple brain damanged method simply does an fseek before outputting
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
228 each instruction.
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
229 */
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 void write_code_rawrel(asmstate_t *as, FILE *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
231 {
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
232 line_t *cl;
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
233
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 for (cl = as -> line_head; cl; cl = cl -> next)
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
235 {
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
236 if (cl -> outputl <= 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
237 continue;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
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 fseek(of, lw_expr_intval(cl -> addr), SEEK_SET);
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 writebytes(cl -> output, cl -> outputl, 1, 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
241 }
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
242 }
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
243
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 raw merely writes all the bytes directly to the file as is. ORG is just a
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
246 reference for the assembler to handle absolute references. Multiple ORG
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
247 statements will produce mostly useless results
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
248 */
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
249 void write_code_raw(asmstate_t *as, FILE *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
250 {
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
251 line_t *cl;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
252
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
253 for (cl = as -> line_head; cl; cl = cl -> next)
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
254 {
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
255 if (cl -> len > 0 && cl -> outputl == 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
256 {
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
257 int i;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
258 for (i = 0; i < cl -> len; i++)
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
259 writebytes("\0", 1, 1, 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
260 continue;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
261 }
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
262 else if (cl -> outputl > 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
263 writebytes(cl -> output, cl -> outputl, 1, 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
264 }
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
265 }
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
266
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
267
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
268 /*
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
269 OS9 target also just writes all the bytes in order. No need for anything
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
270 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
271 */
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
272 void write_code_os9(asmstate_t *as, FILE *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
273 {
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
274 line_t *cl;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
275
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
276 for (cl = as -> line_head; cl; cl = cl -> next)
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
277 {
127
d92b9c968731 Removed protection from outputting code outside os9 module in os9 target
lost@l-w.ca
parents: 12
diff changeset
278 // if (cl -> inmod == 0)
d92b9c968731 Removed protection from outputting code outside os9 module in os9 target
lost@l-w.ca
parents: 12
diff changeset
279 // continue;
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
280 if (cl -> len > 0 && cl -> outputl == 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
281 {
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
282 int i;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
283 for (i = 0; i < cl -> len; i++)
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
284 writebytes("\0", 1, 1, 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
285 continue;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
286 }
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
287 else if (cl -> outputl > 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
288 writebytes(cl -> output, cl -> outputl, 1, 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
289 }
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
290 }
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
291
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
292 void write_code_decb(asmstate_t *as, FILE *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
293 {
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
294 long preambloc;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
295 line_t *cl;
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diff changeset
296 int blocklen = -1;
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diff changeset
297 int nextcalc = -1;
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diff changeset
298 unsigned char outbuf[5];
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diff changeset
299 int caddr;
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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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diff changeset
301 for (cl = as -> line_head; cl; cl = cl -> next)
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diff changeset
302 {
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
303 if (cl -> outputl < 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
304 continue;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
305 caddr = lw_expr_intval(cl -> addr);
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diff changeset
306 if (caddr != nextcalc && cl -> outputl > 0)
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diff changeset
307 {
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 // need preamble here
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
309 if (blocklen > 0)
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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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diff changeset
311 // update previous preamble if needed
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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312 fseek(of, preambloc, SEEK_SET);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
313 outbuf[0] = (blocklen >> 8) & 0xFF;
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diff changeset
314 outbuf[1] = blocklen & 0xFF;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
315 writebytes(outbuf, 2, 1, of);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
316 fseek(of, 0, SEEK_END);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
317 }
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
318 blocklen = 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
319 nextcalc = caddr;
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diff changeset
320 outbuf[0] = 0x00;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
321 outbuf[1] = 0x00;
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diff changeset
322 outbuf[2] = 0x00;
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diff changeset
323 outbuf[3] = (nextcalc >> 8) & 0xFF;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
324 outbuf[4] = nextcalc & 0xFF;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
325 preambloc = ftell(of) + 1;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
326 writebytes(outbuf, 5, 1, of);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
327 }
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
328 nextcalc += cl -> outputl;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
329 writebytes(cl -> output, cl -> outputl, 1, of);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
330 blocklen += cl -> outputl;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
331 }
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
332 if (blocklen > 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
333 {
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
334 fseek(of, preambloc, SEEK_SET);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
335 outbuf[0] = (blocklen >> 8) & 0xFF;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
336 outbuf[1] = blocklen & 0xFF;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
337 writebytes(outbuf, 2, 1, of);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
338 fseek(of, 0, SEEK_END);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
339 }
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
340
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
341 // now write postamble
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
342 outbuf[0] = 0xFF;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
343 outbuf[1] = 0x00;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
344 outbuf[2] = 0x00;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
345 outbuf[3] = (as -> execaddr >> 8) & 0xFF;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
346 outbuf[4] = (as -> execaddr) & 0xFF;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
347 writebytes(outbuf, 5, 1, of);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
348 }
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
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diff changeset
349
321
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diff changeset
350 int fetch_output_byte(line_t *cl, char *value, int *addr)
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diff changeset
351 {
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
352 static int outidx = 0;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
353 static int lastaddr = -2;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
354
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
355 // try to read next byte in current line's output field
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
356 if ((cl -> outputl > 0) && (outidx < cl -> outputl))
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
357 {
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
358 *addr = lw_expr_intval(cl -> addr) + outidx;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
359 *value = *(cl -> output + outidx++);
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
360
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
361 // this byte follows the previous byte (contiguous, rc = 1)
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diff changeset
362 if (*addr == lastaddr + 1)
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
363 {
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
364 lastaddr = *addr;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
365 return 1;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
366 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
367
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
368 // this byte does not follow prev byte (disjoint, rc = -1)
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diff changeset
369 else
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
370 {
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
371 lastaddr = *addr;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
372 return -1;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
373 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
374 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
375
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
376 // no (more) output from this line (rc = 0)
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parents: 221
diff changeset
377 else
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
378 {
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
379 outidx = 0;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
380 return 0;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
381 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
382 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
383
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
384
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
385 /* a simple ASCII hex file format */
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
386
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
387 void write_code_hex(asmstate_t *as, FILE *of)
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
388 {
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
389 const int RECLEN = 16;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
390
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
391 line_t *cl;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
392 char outbyte;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
393 int outaddr;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
394 int rc;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
395
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
396 for (cl = as -> line_head; cl; cl = cl -> next)
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
397 do
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
398 {
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
399 rc = fetch_output_byte(cl, &outbyte, &outaddr);
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
400
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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diff changeset
401 // if address jump or xxx0 address, start new line
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
402 if ((rc == -1) || ((rc == 1) && (outaddr % RECLEN == 0)))
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
403 {
425
9f0448022f1f Fix address overflows in SREC and IHEX file formats
William Astle <lost@l-w.ca>
parents: 410
diff changeset
404 fprintf(of, "\r\n%04X:", (unsigned int)(outaddr & 0xffff));
321
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
405 fprintf(of, "%02X", (unsigned char)outbyte);
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
406 rc = -1;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
407 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
408 if (rc == 1)
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
409 fprintf(of, ",%02X", (unsigned char)outbyte);
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
410 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
411 while (rc);
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
412 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
413
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
414
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
415 /* Motorola S19 hex file format */
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
416
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
417 void write_code_srec(asmstate_t *as, FILE *of)
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
418 {
360
ade217fd76a5 Use #define instead of const int to avoid issues with some compilers
William Astle <lost@l-w.ca>
parents: 321
diff changeset
419 #define SRECLEN 16
ade217fd76a5 Use #define instead of const int to avoid issues with some compilers
William Astle <lost@l-w.ca>
parents: 321
diff changeset
420 #define HDRLEN 51
321
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
421
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
422 line_t *cl;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
423 char outbyte;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
424 int outaddr;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
425 int rc;
360
ade217fd76a5 Use #define instead of const int to avoid issues with some compilers
William Astle <lost@l-w.ca>
parents: 321
diff changeset
426 unsigned int i;
321
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
427 int recaddr = 0;
360
ade217fd76a5 Use #define instead of const int to avoid issues with some compilers
William Astle <lost@l-w.ca>
parents: 321
diff changeset
428 unsigned int recdlen = 0;
321
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
429 unsigned char recdata[SRECLEN];
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
430 int recsum;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
431 int reccnt = -1;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
432 char rechdr[HDRLEN];
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
433
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
434 for (cl = as -> line_head; cl; cl = cl -> next)
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
435 do
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
436 {
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
437 rc = fetch_output_byte(cl, &outbyte, &outaddr);
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
438
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
439 // if address jump or xxx0 address, start new S1 record
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
440 if ((rc == -1) || ((rc == 1) && (outaddr % SRECLEN == 0)))
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
441 {
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
442 // if not already done so, emit an S0 header record
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
443 if (reccnt < 0)
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
444 {
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
445 // build header from version and filespec
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
446 // e.g. "[lwtools X.Y] filename.asm"
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
447 strcpy(rechdr, "[");
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
448 strcat(rechdr, PACKAGE_STRING);
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
449 strcat(rechdr, "] ");
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
450 i = strlen(rechdr);
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
451 strncat(rechdr, cl -> linespec, HDRLEN - 1 - i);
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
452 recsum = strlen(rechdr) + 3;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
453 fprintf(of, "S0%02X0000", recsum);
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
454 for (i = 0; i < strlen(rechdr); i++)
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
455 {
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
456 fprintf(of, "%02X", (unsigned char)rechdr[i]);
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
457 recsum += (unsigned char)rechdr[i];
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
458 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
459 fprintf(of, "%02X\r\n", (unsigned char)(~recsum));
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
460 reccnt = 0;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
461 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
462
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
463 // flush any current S1 record before starting new one
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
464 if (recdlen > 0)
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
465 {
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
466 recsum = recdlen + 3;
425
9f0448022f1f Fix address overflows in SREC and IHEX file formats
William Astle <lost@l-w.ca>
parents: 410
diff changeset
467 fprintf(of, "S1%02X%04X", recdlen + 3, recaddr & 0xffff);
321
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
468 for (i = 0; i < recdlen; i++)
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
469 {
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
470 fprintf(of, "%02X", (unsigned char)recdata[i]);
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
471 recsum += (unsigned char)recdata[i];
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
472 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
473 recsum += (recaddr >> 8) & 0xFF;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
474 recsum += recaddr & 0xFF;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
475 fprintf(of, "%02X\r\n", (unsigned char)(~recsum));
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
476 reccnt += 1;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
477 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
478
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
479 // now start the new S1 record
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
480 recdlen = 0;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
481 recaddr = outaddr;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
482 rc = 1;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
483 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
484
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
485 // for each new byte read, add to recdata[]
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
486 if (rc == 1)
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
487 recdata[recdlen++] = outbyte;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
488 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
489 while (rc);
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
490
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
491 // done with all output lines, flush the final S1 record (if any)
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
492 if (recdlen > 0)
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
493 {
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
494 recsum = recdlen + 3;
425
9f0448022f1f Fix address overflows in SREC and IHEX file formats
William Astle <lost@l-w.ca>
parents: 410
diff changeset
495 fprintf(of, "S1%02X%04X", recdlen + 3, recaddr & 0xffff);
321
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
496 for (i = 0; i < recdlen; i++)
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
497 {
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
498 fprintf(of, "%02X", (unsigned char)recdata[i]);
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
499 recsum += (unsigned char)recdata[i];
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
500 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
501 recsum += (recaddr >> 8) & 0xFF;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
502 recsum += recaddr & 0xFF;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
503 fprintf(of, "%02X\r\n", (unsigned char)(~recsum));
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
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parents: 221
diff changeset
504 reccnt += 1;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
505 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
506
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
507 // if any S1 records were output, close with S5 and S9 records
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
508 if (reccnt > 0)
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
509 {
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
510 // emit S5 count record
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
511 recsum = 3;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
512 recsum += (reccnt >> 8) & 0xFF;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
513 recsum += reccnt & 0xFF;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
514 fprintf(of, "S503%04X", (unsigned int)reccnt);
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
515 fprintf(of, "%02X\r\n", (unsigned char)(~recsum));
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
516
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
517 // emit S9 end-of-file record
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
518 recsum = 3;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
519 recsum += (as -> execaddr >> 8) & 0xFF;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
520 recsum += (as -> execaddr) & 0xFF;
425
9f0448022f1f Fix address overflows in SREC and IHEX file formats
William Astle <lost@l-w.ca>
parents: 410
diff changeset
521 fprintf(of, "S903%04X", as -> execaddr & 0xffff);
321
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
522 fprintf(of, "%02X\r\n", (unsigned char)(~recsum));
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
523 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
524 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
525
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
526
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
527 /* Intel hex file format */
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
528
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
529 void write_code_ihex(asmstate_t *as, FILE *of)
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
530 {
360
ade217fd76a5 Use #define instead of const int to avoid issues with some compilers
William Astle <lost@l-w.ca>
parents: 321
diff changeset
531 #define IRECLEN 16
321
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
532
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
533 line_t *cl;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
534 char outbyte;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
535 int outaddr;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
536 int rc;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
537 int i;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
538 int recaddr = 0;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
539 int recdlen = 0;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
540 unsigned char recdata[IRECLEN];
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
541 int recsum;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
542 int reccnt = 0;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
543
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
544 for (cl = as -> line_head; cl; cl = cl -> next)
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
545 do
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
546 {
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
547 rc = fetch_output_byte(cl, &outbyte, &outaddr);
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
548
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
549 // if address jump or xxx0 address, start new ihx record
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
550 if ((rc == -1) || ((rc == 1) && (outaddr % IRECLEN == 0)))
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
551 {
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
552 // flush any current ihex record before starting new one
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
553 if (recdlen > 0)
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
554 {
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
555 recsum = recdlen;
425
9f0448022f1f Fix address overflows in SREC and IHEX file formats
William Astle <lost@l-w.ca>
parents: 410
diff changeset
556 fprintf(of, ":%02X%04X00", recdlen, recaddr & 0xffff);
321
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
557 for (i = 0; i < recdlen; i++)
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
558 {
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
559 fprintf(of, "%02X", (unsigned char)recdata[i]);
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
560 recsum += (unsigned char)recdata[i];
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
561 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
562 recsum += (recaddr >> 8) & 0xFF;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
563 recsum += recaddr & 0xFF;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
564 fprintf(of, "%02X\r\n", (unsigned char)(256 - recsum));
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
565 reccnt += 1;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
566 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
567
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
568 // now start the new ihex record
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
569 recdlen = 0;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
570 recaddr = outaddr;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
571 rc = 1;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
572 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
573
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
574 // for each new byte read, add to recdata[]
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
575 if (rc == 1)
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
576 recdata[recdlen++] = outbyte;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
577 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
578 while (rc);
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
579
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
580 // done with all output lines, flush the final ihex record (if any)
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
581 if (recdlen > 0)
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
582 {
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
583 recsum = recdlen;
425
9f0448022f1f Fix address overflows in SREC and IHEX file formats
William Astle <lost@l-w.ca>
parents: 410
diff changeset
584 fprintf(of, ":%02X%04X00", recdlen, recaddr & 0xffff);
321
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
585 for (i = 0; i < recdlen; i++)
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
586 {
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
587 fprintf(of, "%02X", (unsigned char)recdata[i]);
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
588 recsum += (unsigned char)recdata[i];
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
589 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
590 recsum += (recaddr >> 8) & 0xFF;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
591 recsum += recaddr & 0xFF;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
592 fprintf(of, "%02X\r\n", (unsigned char)(256 - recsum));
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
593 reccnt += 1;
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
594 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
595
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
596 // if any ihex records were output, close with a "01" record
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
597 if (reccnt > 0)
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
598 {
443
999ae00d0919 Fix up execution address handling for ihex and srec output (lwasm)
William Astle <lost@l-w.ca>
parents: 432
diff changeset
599 fprintf(of, ":00%04X01FF", as -> execaddr & 0xffff);
321
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
600 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
601 }
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
602
d4ac484d0ec6 Add support for Motorola SREC and Intel Hex output formats to lwasm.
Tom LeMense <tlemense@yahoo.com>
parents: 221
diff changeset
603
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
604 void write_code_obj_sbadd(sectiontab_t *s, unsigned char b)
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
605 {
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
606 if (s -> oblen >= s -> obsize)
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
607 {
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
608 s -> obytes = lw_realloc(s -> obytes, s -> obsize + 128);
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
609 s -> obsize += 128;
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
610 }
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
611 s -> obytes[s -> oblen] = b;
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
612 s -> oblen += 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
613 }
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
614
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
615
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
616 int write_code_obj_expraux(lw_expr_t e, void *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
617 {
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
618 int tt;
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
619 int v;
12
6b9991fb39b6 Brought forward patch to fix bug with complex external references generating invalid relocations in the object file
lost@l-w.ca
parents: 2
diff changeset
620 int count = 1;
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
621 unsigned char buf[16];
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
622
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
623 tt = lw_expr_type(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
624
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
625 switch (tt)
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
626 {
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
627 case lw_expr_type_oper:
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
628 buf[0] = 0x04;
12
6b9991fb39b6 Brought forward patch to fix bug with complex external references generating invalid relocations in the object file
lost@l-w.ca
parents: 2
diff changeset
629
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
630 switch (lw_expr_whichop(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
631 {
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
632 case lw_expr_oper_plus:
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
633 buf[1] = 0x01;
12
6b9991fb39b6 Brought forward patch to fix bug with complex external references generating invalid relocations in the object file
lost@l-w.ca
parents: 2
diff changeset
634 count = lw_expr_operandcount(e) - 1;
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
635 break;
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
636
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
637 case lw_expr_oper_minus:
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
638 buf[1] = 0x02;
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
639 break;
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
640
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
641 case lw_expr_oper_times:
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
642 buf[1] = 0x03;
12
6b9991fb39b6 Brought forward patch to fix bug with complex external references generating invalid relocations in the object file
lost@l-w.ca
parents: 2
diff changeset
643 count = lw_expr_operandcount(e) - 1;
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
644 break;
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
645
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
646 case lw_expr_oper_divide:
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
647 buf[1] = 0x04;
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
648 break;
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
649
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
650 case lw_expr_oper_mod:
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
651 buf[1] = 0x05;
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
652 break;
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
653
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
654 case lw_expr_oper_intdiv:
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
655 buf[1] = 0x06;
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
656 break;
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
657
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
658 case lw_expr_oper_bwand:
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
659 buf[1] = 0x07;
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
660 break;
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
661
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
662 case lw_expr_oper_bwor:
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
663 buf[1] = 0x08;
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
664 break;
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
665
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
666 case lw_expr_oper_bwxor:
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
667 buf[1] = 0x09;
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
668 break;
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
669
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
670 case lw_expr_oper_and:
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
671 buf[1] = 0x0A;
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
672 break;
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
673
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
674 case lw_expr_oper_or:
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
675 buf[1] = 0x0B;
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
676 break;
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
677
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
678 case lw_expr_oper_neg:
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
679 buf[1] = 0x0C;
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
680 break;
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
681
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
682 case lw_expr_oper_com:
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
683 buf[1] = 0x0D;
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
684 break;
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
685
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
686 default:
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
687 buf[1] = 0xff;
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
688 }
12
6b9991fb39b6 Brought forward patch to fix bug with complex external references generating invalid relocations in the object file
lost@l-w.ca
parents: 2
diff changeset
689 while (count--)
6b9991fb39b6 Brought forward patch to fix bug with complex external references generating invalid relocations in the object file
lost@l-w.ca
parents: 2
diff changeset
690 writebytes(buf, 2, 1, of);
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
691 return 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
692
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
693 case lw_expr_type_int:
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
694 v = lw_expr_intval(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
695 buf[0] = 0x01;
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
696 buf[1] = (v >> 8) & 0xff;
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
697 buf[2] = v & 0xff;
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
698 writebytes(buf, 3, 1, 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
699 return 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
700
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
701 case lw_expr_type_special:
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
702 v = lw_expr_specint(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
703 switch (v)
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
704 {
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
705 case lwasm_expr_secbase:
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
706 {
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
707 // replaced with a synthetic symbol
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
708 sectiontab_t *se;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
709 se = lw_expr_specptr(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
710
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
711 writebytes("\x03\x02", 2, 1, 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
712 writebytes(se -> name, strlen(se -> name) + 1, 1, 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
713 return 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
714 }
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
715 case lwasm_expr_import:
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
716 {
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
717 importlist_t *ie;
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
718 ie = lw_expr_specptr(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
719 buf[0] = 0x02;
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
720 writebytes(buf, 1, 1, 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
721 writebytes(ie -> symbol, strlen(ie -> symbol) + 1, 1, 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
722 return 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
723 }
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
724 case lwasm_expr_syment:
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
725 {
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
726 struct symtabe *se;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
727 se = lw_expr_specptr(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
728 buf[0] = 0x03;
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
729 writebytes(buf, 1, 1, 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
730 writebytes(se -> symbol, strlen(se -> symbol), 1, 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
731 if (se -> context != -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
732 {
2
7317fbe024af Clean up insane number of compiler warnings under -Wall
lost@l-w.ca
parents: 0
diff changeset
733 sprintf((char *)buf, "\x01%d", se -> context);
7317fbe024af Clean up insane number of compiler warnings under -Wall
lost@l-w.ca
parents: 0
diff changeset
734 writebytes(buf, strlen((char *)buf), 1, of);
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
735 }
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
736 writebytes("", 1, 1, 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
737 return 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
738 }
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
739 }
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
740
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
741 default:
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
742 // unrecognized term type - replace with integer 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
743 // fprintf(stderr, "Unrecognized term type: %s\n", lw_expr_print(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
744 buf[0] = 0x01;
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
745 buf[1] = 0x00;
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
746 buf[2] = 0x00;
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
747 writebytes(buf, 3, 1, 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
748 break;
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
749 }
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
750 return 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
751 }
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
752
195
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
753 void write_code_obj_auxsym(asmstate_t *as, FILE *of, sectiontab_t *s, struct symtabe *se2)
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
754 {
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
755 struct symtabe *se;
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
756 unsigned char buf[16];
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
757
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
758 if (!se2)
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
759 return;
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
760 write_code_obj_auxsym(as, of, s, se2 -> left);
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
761
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
762 for (se = se2; se; se = se -> nextver)
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
763 {
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
764 lw_expr_t te;
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
765
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
766 debug_message(as, 200, "Consider symbol %s (%p) for export in section %p", se -> symbol, se -> section, s);
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
767
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
768 // ignore symbols not in this section
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
769 if (se -> section != s)
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
770 continue;
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
771
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
772 debug_message(as, 200, " In section");
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
773
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
774 if (se -> flags & symbol_flag_set)
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
775 continue;
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
776
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
777 debug_message(as, 200, " Not symbol_flag_set");
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
778
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
779 te = lw_expr_copy(se -> value);
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
780 debug_message(as, 200, " Value=%s", lw_expr_print(te));
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
781 as -> exportcheck = 1;
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
782 as -> csect = s;
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
783 lwasm_reduce_expr(as, te);
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
784 as -> exportcheck = 0;
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
785
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
786 debug_message(as, 200, " Value2=%s", lw_expr_print(te));
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
787
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
788 // don't output non-constant symbols
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
789 if (!lw_expr_istype(te, lw_expr_type_int))
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
790 {
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
791 lw_expr_destroy(te);
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
792 continue;
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
793 }
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
794
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
795 writebytes(se -> symbol, strlen(se -> symbol), 1, of);
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
796 if (se -> context >= 0)
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
797 {
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
798 writebytes("\x01", 1, 1, of);
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
799 sprintf((char *)buf, "%d", se -> context);
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
800 writebytes(buf, strlen((char *)buf), 1, of);
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
801 }
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
802 // the "" is NOT an error
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
803 writebytes("", 1, 1, of);
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
804
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
805 // write the address
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
806 buf[0] = (lw_expr_intval(te) >> 8) & 0xff;
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
807 buf[1] = lw_expr_intval(te) & 0xff;
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
808 writebytes(buf, 2, 1, of);
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
809 lw_expr_destroy(te);
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
810 }
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
811 write_code_obj_auxsym(as, of, s, se2 -> right);
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
812 }
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
813
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
814 void write_code_obj(asmstate_t *as, FILE *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
815 {
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
816 line_t *l;
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
817 sectiontab_t *s;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
818 reloctab_t *re;
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
819 exportlist_t *ex;
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
820
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
821 int i;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
822 unsigned char buf[16];
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
823
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
824 // output the magic number and file header
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
825 // the 8 is NOT an error
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
826 writebytes("LWOBJ16", 8, 1, 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
827
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
828 // run through the entire system and build the byte streams for each
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
829 // section; at the same time, generate a list of "local" symbols to
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
830 // output for each section
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
831 // NOTE: for "local" symbols, we will append \x01 and the ascii string
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
832 // of the context identifier (so sym in context 1 would be "sym\x011"
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
833 // we can do this because the linker can handle symbols with any
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
834 // character other than NUL.
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
835 // also we will generate a list of incomplete references for each
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
836 // section along with the actual definition that will be output
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
837
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
838 // once all this information is generated, we will output each section
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
839 // to the file
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
840
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
841 // NOTE: we build everything in memory then output it because the
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
842 // assembler accepts multiple instances of the same section but the
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
843 // linker expects only one instance of each section in the object file
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
844 // so we need to collect all the various pieces of a section together
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
845 // (also, the assembler treated multiple instances of the same section
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
846 // as continuations of previous sections so we would need to collect
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
847 // them together anyway.
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
848
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
849 for (l = as -> line_head; l; l = l -> next)
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
850 {
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
851 if (l -> csect)
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
852 {
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
853 // we're in a section - need to output some bytes
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
854 if (l -> outputl > 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
855 for (i = 0; i < l -> outputl; i++)
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
856 write_code_obj_sbadd(l -> csect, l -> output[i]);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
857 else if (l -> outputl == 0 || l -> outputl == -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
858 for (i = 0; i < l -> len; i++)
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
859 write_code_obj_sbadd(l -> csect, 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
860 }
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
861 }
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
862
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
863 // run through the sections
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
864 for (s = as -> sections; s; s = s -> next)
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
865 {
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
866 // write the name
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
867 writebytes(s -> name, strlen(s -> name) + 1, 1, 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
868
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
869 // write the flags
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
870 if (s -> flags & section_flag_bss)
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
871 writebytes("\x01", 1, 1, of);
156
fc8386b13399 Added 'constant' sections to object file handling for lwasm and lwlink
lost@l-w.ca
parents: 127
diff changeset
872 if (s -> flags & section_flag_constant)
fc8386b13399 Added 'constant' sections to object file handling for lwasm and lwlink
lost@l-w.ca
parents: 127
diff changeset
873 writebytes("\x02", 1, 1, of);
fc8386b13399 Added 'constant' sections to object file handling for lwasm and lwlink
lost@l-w.ca
parents: 127
diff changeset
874
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
875 // indicate end of flags - the "" is NOT an error
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
876 writebytes("", 1, 1, 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
877
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
878 // now the local 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
879
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
880 // a symbol for section base address
156
fc8386b13399 Added 'constant' sections to object file handling for lwasm and lwlink
lost@l-w.ca
parents: 127
diff changeset
881 if ((s -> flags & section_flag_constant) == 0)
fc8386b13399 Added 'constant' sections to object file handling for lwasm and lwlink
lost@l-w.ca
parents: 127
diff changeset
882 {
fc8386b13399 Added 'constant' sections to object file handling for lwasm and lwlink
lost@l-w.ca
parents: 127
diff changeset
883 writebytes("\x02", 1, 1, of);
fc8386b13399 Added 'constant' sections to object file handling for lwasm and lwlink
lost@l-w.ca
parents: 127
diff changeset
884 writebytes(s -> name, strlen(s -> name) + 1, 1, of);
fc8386b13399 Added 'constant' sections to object file handling for lwasm and lwlink
lost@l-w.ca
parents: 127
diff changeset
885 // address 0; "\0" is not an error
fc8386b13399 Added 'constant' sections to object file handling for lwasm and lwlink
lost@l-w.ca
parents: 127
diff changeset
886 writebytes("\0", 2, 1, of);
fc8386b13399 Added 'constant' sections to object file handling for lwasm and lwlink
lost@l-w.ca
parents: 127
diff changeset
887 }
195
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
888
17bd59f045af Changed symbol table to use a binary tree.
William Astle <lost@l-w.ca>
parents: 156
diff changeset
889 write_code_obj_auxsym(as, of, s, as -> symtab.head);
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
890 // flag end of local symbol table - "" is NOT an error
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
891 writebytes("", 1, 1, 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
892
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
893 // now the exports -- FIXME
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
894 for (ex = as -> exportlist; ex; ex = ex -> next)
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
895 {
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
896 int eval;
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
897 lw_expr_t te;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
898 line_t tl;
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
899
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
900 if (ex -> 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
901 continue;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
902 if (ex -> se -> section != s)
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
903 continue;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
904 te = lw_expr_copy(ex -> se -> value);
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
905 as -> csect = ex -> se -> section;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
906 as -> exportcheck = 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
907 tl.as = as;
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
908 as -> cl = &tl;
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
909 lwasm_reduce_expr(as, te);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
910 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
parents:
diff changeset
911 as -> cl = 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
912 if (!lw_expr_istype(te, lw_expr_type_int))
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
913 {
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
914 lw_expr_destroy(te);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
915 continue;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
916 }
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
917 eval = lw_expr_intval(te);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
918 lw_expr_destroy(te);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
919 writebytes(ex -> symbol, strlen(ex -> symbol) + 1, 1, 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
920 buf[0] = (eval >> 8) & 0xff;
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
921 buf[1] = eval & 0xff;
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
922 writebytes(buf, 2, 1, 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
923 }
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
924
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
925 // flag end of exported symbols - "" is NOT an error
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
926 writebytes("", 1, 1, 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
927
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
928 // FIXME - relocation table
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
929 for (re = s -> reloctab; re; re = re -> next)
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
930 {
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
931 int offset;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
932 lw_expr_t te;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
933 line_t tl;
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
934
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
935 tl.as = as;
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
936 as -> cl = &tl;
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
937 as -> csect = s;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
938 as -> exportcheck = 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
939
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
940 if (re -> expr == 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
941 {
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
942 // this is an error but we'll simply ignore it
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
943 // and not output this expression
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
944 continue;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
945 }
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
946
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
947 // work through each term in the expression and output
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
948 // the proper equivalent to the object file
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
949 if (re -> size == 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
950 {
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
951 // flag an 8 bit relocation (low 8 bits will be used)
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
952 buf[0] = 0xFF;
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
953 buf[1] = 0x01;
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
954 writebytes(buf, 2, 1, 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
955 }
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
956
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
957 te = lw_expr_copy(re -> offset);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
958 lwasm_reduce_expr(as, te);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
959 if (!lw_expr_istype(te, lw_expr_type_int))
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
960 {
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
961 lw_expr_destroy(te);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
962 continue;
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
963 }
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
964 offset = lw_expr_intval(te);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
965 lw_expr_destroy(te);
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
966
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
967 // output expression
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
968 lw_expr_testterms(re -> expr, write_code_obj_expraux, 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
969
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
970 // flag end of expressions
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
971 writebytes("", 1, 1, 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
972
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
973 // write the offset
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
974 buf[0] = (offset >> 8) & 0xff;
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
975 buf[1] = offset & 0xff;
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
976 writebytes(buf, 2, 1, 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
977 }
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
978
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
979 // flag end of incomplete references list
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
980 writebytes("", 1, 1, 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
981
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
982 // now blast out the code
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
983
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
984 // length
156
fc8386b13399 Added 'constant' sections to object file handling for lwasm and lwlink
lost@l-w.ca
parents: 127
diff changeset
985 if (s -> flags & section_flag_constant)
fc8386b13399 Added 'constant' sections to object file handling for lwasm and lwlink
lost@l-w.ca
parents: 127
diff changeset
986 {
fc8386b13399 Added 'constant' sections to object file handling for lwasm and lwlink
lost@l-w.ca
parents: 127
diff changeset
987 buf[0] = 0;
fc8386b13399 Added 'constant' sections to object file handling for lwasm and lwlink
lost@l-w.ca
parents: 127
diff changeset
988 buf[1] = 0;
fc8386b13399 Added 'constant' sections to object file handling for lwasm and lwlink
lost@l-w.ca
parents: 127
diff changeset
989 }
fc8386b13399 Added 'constant' sections to object file handling for lwasm and lwlink
lost@l-w.ca
parents: 127
diff changeset
990 else
fc8386b13399 Added 'constant' sections to object file handling for lwasm and lwlink
lost@l-w.ca
parents: 127
diff changeset
991 {
fc8386b13399 Added 'constant' sections to object file handling for lwasm and lwlink
lost@l-w.ca
parents: 127
diff changeset
992 buf[0] = s -> oblen >> 8 & 0xff;
fc8386b13399 Added 'constant' sections to object file handling for lwasm and lwlink
lost@l-w.ca
parents: 127
diff changeset
993 buf[1] = s -> oblen & 0xff;
fc8386b13399 Added 'constant' sections to object file handling for lwasm and lwlink
lost@l-w.ca
parents: 127
diff changeset
994 }
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
995 writebytes(buf, 2, 1, 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
996
156
fc8386b13399 Added 'constant' sections to object file handling for lwasm and lwlink
lost@l-w.ca
parents: 127
diff changeset
997
fc8386b13399 Added 'constant' sections to object file handling for lwasm and lwlink
lost@l-w.ca
parents: 127
diff changeset
998 if (!(s -> flags & section_flag_bss) && !(s -> flags & section_flag_constant))
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
999 {
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
1000 writebytes(s -> obytes, s -> oblen, 1, 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
1001 }
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
1002 }
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
1003
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
1004 // flag no more sections
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
1005 // the "" is NOT an error
2c24602be78f Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
lost@l-w.ca
parents:
diff changeset
1006 writebytes("", 1, 1, 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
1007 }
432
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1008
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1009
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1010 void write_code_lwmod(asmstate_t *as, FILE *of)
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1011 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1012 line_t *l;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1013 sectiontab_t *s;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1014 reloctab_t *re;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1015 int initsize, bsssize, mainsize, callsnum, namesize;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1016 unsigned char *initcode, *maincode, *callscode, *namecode;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1017 int relocsize;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1018 unsigned char *reloccode;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1019 int tsize, bssoff;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1020 int initaddr = -1;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1021
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1022 int i;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1023 unsigned char buf[16];
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1024
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1025 // the magic number
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1026 buf[0] = 0x8f;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1027 buf[1] = 0xcf;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1028
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1029 // run through the entire system and build the byte streams for each
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1030 // section; we will make sure we only have simple references for
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1031 // any undefined references. That means at most an ADD (or SUB) operation
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1032 // with a single BSS symbol reference and a single constant value.
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1033 // We will use the constant value in the code stream and record the
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1034 // offset in a separate code stream for the BSS relocation table.
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1035
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1036 // We build everything in memory here because we need to calculate the
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1037 // sizes of everything before we can output the complete header.
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1038
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1039 for (l = as -> line_head; l; l = l -> next)
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1040 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1041 if (l -> csect)
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1042 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1043 // we're in a section - need to output some bytes
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1044 if (l -> outputl > 0)
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1045 for (i = 0; i < l -> outputl; i++)
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1046 write_code_obj_sbadd(l -> csect, l -> output[i]);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1047 else if (l -> outputl == 0 || l -> outputl == -1)
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1048 for (i = 0; i < l -> len; i++)
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1049 write_code_obj_sbadd(l -> csect, 0);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1050 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1051 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1052
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1053 // now run through sections and set various parameters
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1054 initsize = 0;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1055 bsssize = 0;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1056 mainsize = 0;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1057 callsnum = 0;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1058 callscode = NULL;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1059 maincode = NULL;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1060 initcode = NULL;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1061 namecode = NULL;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1062 namesize = 0;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1063 relocsize = 0;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1064 for (s = as -> sections; s; s = s -> next)
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1065 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1066 if (!strcmp(s -> name, "bss"))
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1067 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1068 bsssize = s -> oblen;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1069 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1070 else if (!strcmp(s -> name, "main"))
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1071 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1072 maincode = s -> obytes;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1073 mainsize = s -> oblen;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1074 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1075 else if (!strcmp(s -> name, "init"))
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1076 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1077 initcode = s -> obytes;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1078 initsize = s -> oblen;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1079 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1080 else if (!strcmp(s -> name, "calls"))
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1081 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1082 callscode = s -> obytes;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1083 callsnum = s -> oblen / 2;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1084 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1085 else if (!strcmp(s -> name, "modname"))
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1086 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1087 namecode = s -> obytes;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1088 namesize = 0;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1089 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1090 for (re = s -> reloctab; re; re = re -> next)
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1091 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1092 if (re -> expr == NULL)
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1093 relocsize += 2;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1094 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1095 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1096 if (namesize == 0)
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1097 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1098 namecode = (unsigned char *)(as -> output_file);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1099 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1100 else
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1101 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1102 if (namecode[namesize - 1] != '\0')
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1103 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1104 namecode[namesize - 1] = '\0';
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1105 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1106 if (!*namecode)
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1107 namecode = (unsigned char *)(as -> output_file);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1108 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1109 namesize = strlen((char *)namecode);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1110
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1111 tsize = namesize + 1 + initsize + mainsize + callsnum * 2 + relocsize + 11;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1112 bssoff = namesize + 1 + mainsize + callsnum * 2 + 11;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1113 // set up section base addresses
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1114 for (s = as -> sections; s; s = s -> next)
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1115 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1116 if (!strcmp(s -> name, "main"))
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1117 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1118 s -> tbase = 11 + namesize + 1 + callsnum * 2;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1119 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1120 else if (!strcmp(s -> name, "init"))
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1121 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1122 s -> tbase = bssoff + relocsize;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1123 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1124 else if (!strcmp(s -> name, "calls"))
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1125 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1126 s -> tbase = 11;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1127 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1128 else if (!strcmp(s -> name, "modname"))
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1129 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1130 s -> tbase = 11 + callsnum * 2;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1131 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1132 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1133
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1134 // resolve the "init" address
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1135 if (as -> execaddr_expr)
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1136 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1137 // need to resolve address with proper section bases
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1138 lwasm_reduce_expr(as, as -> execaddr_expr);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1139 initaddr = lw_expr_intval(as -> execaddr_expr);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1140 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1141 else
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1142 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1143 initaddr = as -> execaddr;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1144 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1145
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1146 // build relocation data
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1147 reloccode = NULL;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1148 if (relocsize)
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1149 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1150 unsigned char *tptr;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1151 reloccode = lw_alloc(relocsize);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1152 tptr = reloccode;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1153
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1154 for (s = as -> sections; s; s = s -> next)
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1155 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1156 for (re = s -> reloctab; re; re = re -> next)
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1157 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1158 lw_expr_t te;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1159 line_t tl;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1160 int offset;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1161
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1162 tl.as = as;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1163 as -> cl = &tl;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1164 as -> csect = s;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1165 // as -> exportcheck = 1;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1166
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1167 if (re -> expr)
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1168 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1169 int val;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1170 int x;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1171
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1172 te = lw_expr_copy(re -> expr);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1173 lwasm_reduce_expr(as, te);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1174 if (!lw_expr_istype(te, lw_expr_type_int))
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1175 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1176 val = 0;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1177 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1178 else
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1179 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1180 val = lw_expr_intval(te);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1181 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1182 lw_expr_destroy(te);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1183 x = s -> tbase;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1184 s -> tbase = 0;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1185 te = lw_expr_copy(re -> offset);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1186 lwasm_reduce_expr(as, te);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1187 offset = lw_expr_intval(te);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1188 lw_expr_destroy(te);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1189 s -> tbase = x;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1190 // offset *should* be the offset in the section
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1191 s -> obytes[offset] = val >> 8;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1192 s -> obytes[offset + 1] = val & 0xff;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1193 continue;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1194 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1195
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1196 offset = 0;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1197 te = lw_expr_copy(re -> offset);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1198 lwasm_reduce_expr(as, te);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1199 if (!lw_expr_istype(te, lw_expr_type_int))
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1200 {
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1201 lw_expr_destroy(te);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1202 offset = 0;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1203 continue;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1204 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1205 offset = lw_expr_intval(te);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1206 lw_expr_destroy(te);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1207 //offset += sbase;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1208
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1209 *tptr++ = offset >> 8;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1210 *tptr++ = offset & 0xff;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1211 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1212 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1213 }
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1214
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1215 // total size
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1216 buf[2] = tsize >> 8;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1217 buf[3] = tsize & 0xff;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1218 // offset to BSS relocs
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1219 buf[4] = bssoff >> 8;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1220 buf[5] = bssoff & 0xff;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1221 // BSS size
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1222 buf[6] = bsssize >> 8;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1223 buf[7] = bsssize & 0xff;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1224 // init routine offset
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1225 buf[8] = initaddr >> 8;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1226 buf[9] = initaddr & 0xff;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1227 // number of call entries
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1228 buf[10] = callsnum;
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1229 // write the header
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1230 writebytes(buf, 11, 1, of);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1231 // call data
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1232 if (callsnum)
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1233 writebytes(callscode, callsnum * 2, 1, of);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1234 // module name
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1235 writebytes(namecode, namesize + 1, 1, of);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1236 // main code
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1237 if (mainsize)
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1238 writebytes(maincode, mainsize, 1, of);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1239 // bss relocs
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1240 if (relocsize)
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1241 writebytes(reloccode, relocsize, 1, of);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1242 // init stuff
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1243 if (initsize)
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1244 writebytes(initcode, initsize, 1, of);
58cafa61ab40 Add support for undocumented custom module format (for LW)
William Astle <lost@l-w.ca>
parents: 425
diff changeset
1245 }