1 /* listing.c listing file generator for the Netwide Assembler
3 * The Netwide Assembler is copyright (C) 1996 Simon Tatham and
4 * Julian Hall. All rights reserved. The software is
5 * redistributable under the licence given in the file "Licence"
6 * distributed in the NASM archive.
8 * initial version 2/vii/97 by Simon Tatham
24 #define LIST_MAX_LEN 216 /* something sensible */
25 #define LIST_INDENT 40
26 #define LIST_HEXBIT 18
28 typedef struct MacroInhibit MacroInhibit;
30 static struct MacroInhibit {
36 static char xdigit[] = "0123456789ABCDEF";
38 #define HEX(a,b) (*(a)=xdigit[((b)>>4)&15],(a)[1]=xdigit[(b)&15]);
40 static char listline[LIST_MAX_LEN];
43 static char listdata[2 * LIST_INDENT]; /* we need less than that actually */
44 static int32_t listoffset;
46 static int32_t listlineno;
50 static int suppress; /* for INCBIN & TIMES special cases */
52 static int listlevel, listlevel_e;
56 static void list_emit(void)
58 if (!listlinep && !listdata[0])
61 fprintf(listfp, "%6"PRId32" ", ++listlineno);
64 fprintf(listfp, "%08"PRIX32" %-*s", listoffset, LIST_HEXBIT + 1,
67 fprintf(listfp, "%*s", LIST_HEXBIT + 10, "");
70 fprintf(listfp, "%s<%d>", (listlevel < 10 ? " " : ""),
76 fprintf(listfp, " %s", listline);
83 static void list_init(char *fname, efunc error)
85 listfp = fopen(fname, "w");
87 error(ERR_NONFATAL, "unable to open listing file `%s'", fname);
96 mistack = nasm_malloc(sizeof(MacroInhibit));
99 mistack->inhibiting = true;
102 static void list_cleanup(void)
108 MacroInhibit *temp = mistack;
109 mistack = temp->next;
117 static void list_out(int32_t offset, char *str)
119 if (strlen(listdata) + strlen(str) > LIST_HEXBIT) {
120 strcat(listdata, "-");
125 strcat(listdata, str);
128 static void list_output(int32_t offset, const void *data, uint64_t type)
132 if (!listp || suppress || user_nolist) /* fbk - 9/2/00 */
135 typ = type & OUT_TYPMASK;
136 size = type & OUT_SIZMASK;
139 if (typ == OUT_RAWDATA) {
140 uint8_t const *p = data;
145 list_out(offset++, q);
148 } else if (typ == OUT_ADDRESS) {
149 uint64_t d = *(int64_t *)data;
151 uint8_t p[8], *r = p;
162 } else if (size == 8) {
185 } else if (typ == OUT_REL2ADR) {
186 uint32_t d = *(int32_t *)data;
188 uint8_t p[4], *r = p;
196 } else if (typ == OUT_REL4ADR) {
197 uint32_t d = *(int32_t *)data;
199 uint8_t p[4], *r = p;
209 } else if (typ == OUT_RESERVE) {
211 snprintf(q, sizeof(q), "<res %08"PRIX64">", size);
216 static void list_line(int type, char *line)
220 if (user_nolist) { /* fbk - 9/2/00 */
225 if (mistack && mistack->inhibiting) {
226 if (type == LIST_MACRO)
228 else { /* pop the m i stack */
229 MacroInhibit *temp = mistack;
230 mistack = temp->next;
236 strncpy(listline, line, LIST_MAX_LEN - 1);
237 listline[LIST_MAX_LEN - 1] = '\0';
238 listlevel_e = listlevel;
241 static void list_uplevel(int type)
245 if (type == LIST_INCBIN || type == LIST_TIMES) {
246 suppress |= (type == LIST_INCBIN ? 1 : 2);
247 list_out(listoffset, type == LIST_INCBIN ? "<incbin>" : "<rept>");
253 if (mistack && mistack->inhibiting && type == LIST_INCLUDE) {
254 MacroInhibit *temp = nasm_malloc(sizeof(MacroInhibit));
255 temp->next = mistack;
256 temp->level = listlevel;
257 temp->inhibiting = false;
259 } else if (type == LIST_MACRO_NOLIST) {
260 MacroInhibit *temp = nasm_malloc(sizeof(MacroInhibit));
261 temp->next = mistack;
262 temp->level = listlevel;
263 temp->inhibiting = true;
268 static void list_downlevel(int type)
273 if (type == LIST_INCBIN || type == LIST_TIMES) {
274 suppress &= ~(type == LIST_INCBIN ? 1 : 2);
279 while (mistack && mistack->level > listlevel) {
280 MacroInhibit *temp = mistack;
281 mistack = temp->next;