FreeCalypso > hg > freecalypso-reveng

annotate leo-obj/tool/ln.c @ 399:81cda18b0487

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
compal: move all bootloader analysis work into boot subdir
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 14 Jan 2023 06:17:56 +0000
parents 71e25510f5af
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
143
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
1 /*
211
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
2 * Making use of line number records
143
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
3 */
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
4
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
5 #include <sys/types.h>
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
6 #include <stdio.h>
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
7 #include <stdlib.h>
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
8 #include "filestruct.h"
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
9 #include "intstruct.h"
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
10 #include "coffconst.h"
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
11 #include "globals.h"
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
12
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
13 extern unsigned get_u16(), get_u32();
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
14
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
15 cmd_ln()
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
16 {
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
17 unsigned n, m;
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
18 struct internal_scnhdr *sec;
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
19 u_char *rec;
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
20
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
21 get_int_section_table();
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
22 for (n = 0; n < nsections; n++) {
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
23 sec = sections + n;
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
24 if (!sec->nlineent)
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
25 continue;
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
26 printf("%s:\n\n", sec->name);
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
27 rec = filemap + sec->line_offset;
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
28 for (m = 0; m < sec->nlineent; m++, rec += 6)
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
29 printf("%08X %04X\n", get_u32(rec), get_u16(rec + 4));
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
30 putchar('\n');
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
31 }
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
32 exit(0);
fbdb7686a9e9 tiobjd: raw dump of line number records implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
33 }
152
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
34
211
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
35 static unsigned
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
36 get_lineno_base(func_symidx)
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
37 unsigned func_symidx;
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
38 {
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
39 struct internal_syment *func_sym, *bf_sym;
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
40
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
41 if (func_symidx >= nsymtab)
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
42 return 0;
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
43 func_sym = symtab[func_symidx];
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
44 if (!func_sym->aux)
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
45 return 0;
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
46 if (func_symidx + 2 >= nsymtab)
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
47 return 0;
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
48 bf_sym = symtab[func_symidx + 2];
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
49 if (!bf_sym->aux)
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
50 return 0;
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
51 return get_u16(bf_sym->aux + 4);
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
52 }
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
53
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
54 get_lineno_array(sec, arr_rtn, count_rtn, actual_numbers)
152
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
55 struct internal_scnhdr *sec;
211
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
56 struct internal_lineno **arr_rtn;
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
57 unsigned *count_rtn;
152
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
58 {
211
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
59 struct internal_lineno *array;
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
60 unsigned cur, last;
152
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
61 unsigned n, m;
211
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
62 unsigned base, incr;
152
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
63 u_char *rec;
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
64
211
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
65 array = malloc(sizeof(struct internal_lineno) * sec->nlineent);
152
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
66 if (!array) {
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
67 perror("malloc");
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
68 exit(1);
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
69 }
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
70 m = 0;
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
71 rec = filemap + sec->line_offset;
211
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
72 base = 0;
152
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
73 for (n = 0; n < sec->nlineent; n++, rec += 6) {
211
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
74 incr = get_u16(rec + 4);
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
75 if (!incr) {
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
76 if (actual_numbers)
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
77 base = get_lineno_base(get_u32(rec));
152
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
78 continue;
211
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
79 }
152
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
80 cur = get_u32(rec);
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
81 if (m) {
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
82 if (cur < last) {
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
83 fprintf(stderr,
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
84 "error: line # addresses in section %s going backward\n",
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
85 sec->name);
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
86 exit(1);
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
87 }
211
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
88 if (cur == last && !actual_numbers)
152
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
89 continue;
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
90 }
211
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
91 if (actual_numbers) {
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
92 if (!base) {
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
93 fprintf(stderr,
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
94 "error: no line # base in section %s\n",
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
95 sec->name);
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
96 exit(1);
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
97 }
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
98 array[m].lineno = base + incr - 1;
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
99 }
71e25510f5af tiobjd disasm -ll: show the actual line numbers
Mychaela Falconia <falcon@ivan.Harhan.ORG>
parents: 152
diff changeset
100 array[m++].location = cur;
152
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
101 last = cur;
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
102 }
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
103 *arr_rtn = array;
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
104 *count_rtn = m;
fcf1ef773a57 tiobjd disasm: implemented -l option to show line markers
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 143
diff changeset
105 }