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54a7b573 | 1 | /* Output VMS debug format symbol table information from GCC. |
487c9b1a | 2 | Copyright (C) 1987, 1988, 1992, 1993, 1994, 1995, 1996, 1997, 1998, |
c6c81aa6 | 3 | 1999, 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc. |
7a0c8d71 | 4 | Contributed by Douglas B. Rupp (rupp@gnat.com). |
87fac4e3 | 5 | Updated by Bernard W. Giroud (bgiroud@users.sourceforge.net). |
7a0c8d71 | 6 | |
54a7b573 | 7 | This file is part of GCC. |
7a0c8d71 | 8 | |
487c9b1a RK |
9 | GCC is free software; you can redistribute it and/or modify it under |
10 | the terms of the GNU General Public License as published by the Free | |
11 | Software Foundation; either version 2, or (at your option) any later | |
12 | version. | |
7a0c8d71 | 13 | |
487c9b1a RK |
14 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
15 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
16 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
17 | for more details. | |
7a0c8d71 DR |
18 | |
19 | You should have received a copy of the GNU General Public License | |
487c9b1a RK |
20 | along with GCC; see the file COPYING. If not, write to the Free |
21 | Software Foundation, 59 Temple Place - Suite 330, Boston, MA | |
22 | 02111-1307, USA. */ | |
7a0c8d71 DR |
23 | |
24 | #include "config.h" | |
4977bab6 ZW |
25 | #include "system.h" |
26 | #include "coretypes.h" | |
27 | #include "tm.h" | |
7a0c8d71 DR |
28 | |
29 | #ifdef VMS_DEBUGGING_INFO | |
7a0c8d71 | 30 | #include "tree.h" |
a757585a | 31 | #include "version.h" |
7a0c8d71 DR |
32 | #include "flags.h" |
33 | #include "rtl.h" | |
34 | #include "output.h" | |
35 | #include "vmsdbg.h" | |
36 | #include "debug.h" | |
37 | #include "langhooks.h" | |
dd86aabf | 38 | #include "function.h" |
4977bab6 | 39 | #include "target.h" |
7a0c8d71 DR |
40 | |
41 | /* Difference in seconds between the VMS Epoch and the Unix Epoch */ | |
42 | static const long long vms_epoch_offset = 3506716800ll; | |
43 | ||
44 | /* NOTE: In the comments in this file, many references are made to "Debug | |
45 | Symbol Table". This term is abbreviated as `DST' throughout the remainder | |
46 | of this file. */ | |
47 | ||
48 | typedef struct dst_line_info_struct *dst_line_info_ref; | |
49 | ||
50 | /* Each entry in the line_info_table maintains the file and | |
51 | line number associated with the label generated for that | |
52 | entry. The label gives the PC value associated with | |
53 | the line number entry. */ | |
54 | typedef struct dst_line_info_struct | |
55 | { | |
56 | unsigned long dst_file_num; | |
57 | unsigned long dst_line_num; | |
58 | } | |
59 | dst_line_info_entry; | |
60 | ||
61 | typedef struct dst_file_info_struct *dst_file_info_ref; | |
62 | ||
63 | typedef struct dst_file_info_struct | |
64 | { | |
65 | char *file_name; | |
66 | unsigned int max_line; | |
67 | unsigned int listing_line_start; | |
68 | long long cdt; | |
69 | long ebk; | |
70 | short ffb; | |
71 | char rfo; | |
72 | char flen; | |
73 | } | |
74 | dst_file_info_entry; | |
75 | ||
76 | /* How to start an assembler comment. */ | |
77 | #ifndef ASM_COMMENT_START | |
78 | #define ASM_COMMENT_START ";#" | |
79 | #endif | |
80 | ||
3ef42a0c | 81 | /* Maximum size (in bytes) of an artificially generated label. */ |
7a0c8d71 DR |
82 | #define MAX_ARTIFICIAL_LABEL_BYTES 30 |
83 | ||
84 | /* Make sure we know the sizes of the various types debug can describe. These | |
85 | are only defaults. If the sizes are different for your target, you should | |
86 | override these values by defining the appropriate symbols in your tm.h | |
87 | file. */ | |
7a0c8d71 DR |
88 | #ifndef PTR_SIZE |
89 | #define PTR_SIZE 4 /* Must be 32 bits for VMS debug info */ | |
90 | #endif | |
91 | ||
09da1532 | 92 | /* Pointer to a structure of filenames referenced by this compilation unit. */ |
7a0c8d71 DR |
93 | static dst_file_info_ref file_info_table; |
94 | ||
95 | /* Total number of entries in the table (i.e. array) pointed to by | |
96 | `file_info_table'. This is the *total* and includes both used and unused | |
97 | slots. */ | |
98 | static unsigned int file_info_table_allocated; | |
99 | ||
100 | /* Number of entries in the file_info_table which are actually in use. */ | |
101 | static unsigned int file_info_table_in_use; | |
102 | ||
103 | /* Size (in elements) of increments by which we may expand the filename | |
104 | table. */ | |
105 | #define FILE_TABLE_INCREMENT 64 | |
106 | ||
87fac4e3 BG |
107 | /* A structure to hold basic information for the VMS end |
108 | routine. */ | |
109 | ||
110 | typedef struct vms_func_struct | |
111 | { | |
112 | const char *vms_func_name; | |
113 | unsigned funcdef_number; | |
114 | } | |
115 | vms_func_node; | |
116 | ||
117 | typedef struct vms_func_struct *vms_func_ref; | |
118 | ||
7a0c8d71 DR |
119 | static unsigned int func_table_allocated; |
120 | static unsigned int func_table_in_use; | |
121 | #define FUNC_TABLE_INCREMENT 256 | |
122 | ||
87fac4e3 BG |
123 | /* A pointer to the base of a table that contains frame description |
124 | information for each routine. */ | |
125 | static vms_func_ref func_table; | |
126 | ||
7a0c8d71 DR |
127 | /* Local pointer to the name of the main input file. Initialized in |
128 | avmdbgout_init. */ | |
129 | static const char *primary_filename; | |
130 | ||
131 | static char *module_producer; | |
132 | static unsigned int module_language; | |
133 | ||
134 | /* A pointer to the base of a table that contains line information | |
135 | for each source code line in .text in the compilation unit. */ | |
136 | static dst_line_info_ref line_info_table; | |
137 | ||
138 | /* Number of elements currently allocated for line_info_table. */ | |
139 | static unsigned int line_info_table_allocated; | |
140 | ||
141 | /* Number of elements in line_info_table currently in use. */ | |
142 | static unsigned int line_info_table_in_use; | |
143 | ||
144 | /* Size (in elements) of increments by which we may expand line_info_table. */ | |
145 | #define LINE_INFO_TABLE_INCREMENT 1024 | |
146 | ||
7a0c8d71 | 147 | /* Forward declarations for functions defined in this file. */ |
2e1eedd6 AJ |
148 | static char *full_name (const char *); |
149 | static unsigned int lookup_filename (const char *); | |
150 | static void addr_const_to_string (char *, rtx); | |
151 | static int write_debug_header (DST_HEADER *, const char *, int); | |
152 | static int write_debug_addr (char *, const char *, int); | |
153 | static int write_debug_data1 (unsigned int, const char *, int); | |
154 | static int write_debug_data2 (unsigned int, const char *, int); | |
155 | static int write_debug_data4 (unsigned long, const char *, int); | |
156 | static int write_debug_data8 (unsigned long long, const char *, int); | |
157 | static int write_debug_delta4 (char *, char *, const char *, int); | |
158 | static int write_debug_string (char *, const char *, int); | |
159 | static int write_modbeg (int); | |
160 | static int write_modend (int); | |
161 | static int write_rtnbeg (int, int); | |
162 | static int write_rtnend (int, int); | |
163 | static int write_pclines (int); | |
164 | static int write_srccorr (int, dst_file_info_entry, int); | |
165 | static int write_srccorrs (int); | |
166 | ||
167 | static void vmsdbgout_init (const char *); | |
168 | static void vmsdbgout_finish (const char *); | |
169 | static void vmsdbgout_define (unsigned int, const char *); | |
170 | static void vmsdbgout_undef (unsigned int, const char *); | |
171 | static void vmsdbgout_start_source_file (unsigned int, const char *); | |
172 | static void vmsdbgout_end_source_file (unsigned int); | |
173 | static void vmsdbgout_begin_block (unsigned int, unsigned int); | |
174 | static void vmsdbgout_end_block (unsigned int, unsigned int); | |
175 | static bool vmsdbgout_ignore_block (tree); | |
176 | static void vmsdbgout_source_line (unsigned int, const char *); | |
177 | static void vmsdbgout_begin_prologue (unsigned int, const char *); | |
178 | static void vmsdbgout_end_prologue (unsigned int, const char *); | |
179 | static void vmsdbgout_end_function (unsigned int); | |
180 | static void vmsdbgout_end_epilogue (unsigned int, const char *); | |
181 | static void vmsdbgout_begin_function (tree); | |
182 | static void vmsdbgout_decl (tree); | |
183 | static void vmsdbgout_global_decl (tree); | |
184 | static void vmsdbgout_abstract_function (tree); | |
7a0c8d71 | 185 | |
7a0c8d71 DR |
186 | /* The debug hooks structure. */ |
187 | ||
54b6670a | 188 | const struct gcc_debug_hooks vmsdbg_debug_hooks |
7a0c8d71 DR |
189 | = {vmsdbgout_init, |
190 | vmsdbgout_finish, | |
191 | vmsdbgout_define, | |
192 | vmsdbgout_undef, | |
193 | vmsdbgout_start_source_file, | |
194 | vmsdbgout_end_source_file, | |
195 | vmsdbgout_begin_block, | |
196 | vmsdbgout_end_block, | |
197 | vmsdbgout_ignore_block, | |
198 | vmsdbgout_source_line, | |
199 | vmsdbgout_begin_prologue, | |
702ada3d DR |
200 | vmsdbgout_end_prologue, |
201 | vmsdbgout_end_epilogue, | |
202 | vmsdbgout_begin_function, | |
203 | vmsdbgout_end_function, | |
7a0c8d71 DR |
204 | vmsdbgout_decl, |
205 | vmsdbgout_global_decl, | |
21d13d83 | 206 | debug_nothing_tree_int, /* type_decl */ |
6097b0c3 DP |
207 | debug_nothing_tree_tree, /* imported_module_or_decl */ |
208 | debug_nothing_tree, /* deferred_inline_function */ | |
7a0c8d71 | 209 | vmsdbgout_abstract_function, |
6097b0c3 | 210 | debug_nothing_rtx, /* label */ |
014a1138 | 211 | debug_nothing_int, /* handle_pch */ |
9e9945c5 | 212 | debug_nothing_rtx, /* var_location */ |
87c8b4be | 213 | debug_nothing_void, /* switch_text_section */ |
9e9945c5 | 214 | 0 /* start_end_main_source_file */ |
7a0c8d71 DR |
215 | }; |
216 | ||
217 | /* Definitions of defaults for assembler-dependent names of various | |
218 | pseudo-ops and section names. | |
219 | Theses may be overridden in the tm.h file (if necessary) for a particular | |
220 | assembler. */ | |
221 | #ifdef UNALIGNED_SHORT_ASM_OP | |
222 | #undef UNALIGNED_SHORT_ASM_OP | |
223 | #endif | |
224 | #define UNALIGNED_SHORT_ASM_OP ".word" | |
225 | ||
226 | #ifdef UNALIGNED_INT_ASM_OP | |
227 | #undef UNALIGNED_INT_ASM_OP | |
228 | #endif | |
229 | #define UNALIGNED_INT_ASM_OP ".long" | |
230 | ||
231 | #ifdef UNALIGNED_LONG_ASM_OP | |
232 | #undef UNALIGNED_LONG_ASM_OP | |
233 | #endif | |
234 | #define UNALIGNED_LONG_ASM_OP ".long" | |
235 | ||
236 | #ifdef UNALIGNED_DOUBLE_INT_ASM_OP | |
237 | #undef UNALIGNED_DOUBLE_INT_ASM_OP | |
238 | #endif | |
239 | #define UNALIGNED_DOUBLE_INT_ASM_OP ".quad" | |
240 | ||
241 | #ifdef ASM_BYTE_OP | |
242 | #undef ASM_BYTE_OP | |
243 | #endif | |
244 | #define ASM_BYTE_OP ".byte" | |
245 | ||
246 | #define NUMBYTES(I) ((I) < 256 ? 1 : (I) < 65536 ? 2 : 4) | |
247 | ||
248 | #define NUMBYTES0(I) ((I) < 128 ? 0 : (I) < 65536 ? 2 : 4) | |
249 | ||
250 | #ifndef UNALIGNED_PTR_ASM_OP | |
251 | #define UNALIGNED_PTR_ASM_OP \ | |
252 | (PTR_SIZE == 8 ? UNALIGNED_DOUBLE_INT_ASM_OP : UNALIGNED_INT_ASM_OP) | |
253 | #endif | |
254 | ||
255 | #ifndef UNALIGNED_OFFSET_ASM_OP | |
256 | #define UNALIGNED_OFFSET_ASM_OP(OFFSET) \ | |
257 | (NUMBYTES(OFFSET) == 4 \ | |
258 | ? UNALIGNED_LONG_ASM_OP \ | |
259 | : (NUMBYTES(OFFSET) == 2 ? UNALIGNED_SHORT_ASM_OP : ASM_BYTE_OP)) | |
260 | #endif | |
261 | ||
7a0c8d71 DR |
262 | /* Definitions of defaults for formats and names of various special |
263 | (artificial) labels which may be generated within this file (when the -g | |
264 | options is used and VMS_DEBUGGING_INFO is in effect. If necessary, these | |
265 | may be overridden from within the tm.h file, but typically, overriding these | |
266 | defaults is unnecessary. */ | |
267 | ||
268 | static char text_end_label[MAX_ARTIFICIAL_LABEL_BYTES]; | |
269 | ||
270 | #ifndef TEXT_END_LABEL | |
271 | #define TEXT_END_LABEL "Lvetext" | |
272 | #endif | |
273 | #ifndef FUNC_BEGIN_LABEL | |
274 | #define FUNC_BEGIN_LABEL "LVFB" | |
275 | #endif | |
276 | #ifndef FUNC_PROLOG_LABEL | |
277 | #define FUNC_PROLOG_LABEL "LVFP" | |
278 | #endif | |
279 | #ifndef FUNC_END_LABEL | |
280 | #define FUNC_END_LABEL "LVFE" | |
281 | #endif | |
282 | #ifndef BLOCK_BEGIN_LABEL | |
283 | #define BLOCK_BEGIN_LABEL "LVBB" | |
284 | #endif | |
285 | #ifndef BLOCK_END_LABEL | |
286 | #define BLOCK_END_LABEL "LVBE" | |
287 | #endif | |
288 | #ifndef LINE_CODE_LABEL | |
289 | #define LINE_CODE_LABEL "LVM" | |
290 | #endif | |
291 | ||
292 | #ifndef ASM_OUTPUT_DEBUG_DELTA2 | |
c203e7fe KH |
293 | #define ASM_OUTPUT_DEBUG_DELTA2(FILE,LABEL1,LABEL2) \ |
294 | do \ | |
295 | { \ | |
296 | fprintf ((FILE), "\t%s\t", UNALIGNED_SHORT_ASM_OP); \ | |
297 | assemble_name (FILE, LABEL1); \ | |
298 | fprintf (FILE, "-"); \ | |
299 | assemble_name (FILE, LABEL2); \ | |
300 | } \ | |
301 | while (0) | |
7a0c8d71 DR |
302 | #endif |
303 | ||
304 | #ifndef ASM_OUTPUT_DEBUG_DELTA4 | |
c203e7fe KH |
305 | #define ASM_OUTPUT_DEBUG_DELTA4(FILE,LABEL1,LABEL2) \ |
306 | do \ | |
307 | { \ | |
308 | fprintf ((FILE), "\t%s\t", UNALIGNED_INT_ASM_OP); \ | |
309 | assemble_name (FILE, LABEL1); \ | |
310 | fprintf (FILE, "-"); \ | |
311 | assemble_name (FILE, LABEL2); \ | |
312 | } \ | |
313 | while (0) | |
7a0c8d71 DR |
314 | #endif |
315 | ||
316 | #ifndef ASM_OUTPUT_DEBUG_ADDR_DELTA | |
c203e7fe KH |
317 | #define ASM_OUTPUT_DEBUG_ADDR_DELTA(FILE,LABEL1,LABEL2) \ |
318 | do \ | |
319 | { \ | |
320 | fprintf ((FILE), "\t%s\t", UNALIGNED_PTR_ASM_OP); \ | |
321 | assemble_name (FILE, LABEL1); \ | |
322 | fprintf (FILE, "-"); \ | |
323 | assemble_name (FILE, LABEL2); \ | |
324 | } \ | |
325 | while (0) | |
7a0c8d71 DR |
326 | #endif |
327 | ||
328 | #ifndef ASM_OUTPUT_DEBUG_ADDR | |
c203e7fe KH |
329 | #define ASM_OUTPUT_DEBUG_ADDR(FILE,LABEL) \ |
330 | do \ | |
331 | { \ | |
332 | fprintf ((FILE), "\t%s\t", UNALIGNED_PTR_ASM_OP); \ | |
333 | assemble_name (FILE, LABEL); \ | |
334 | } \ | |
335 | while (0) | |
7a0c8d71 DR |
336 | #endif |
337 | ||
338 | #ifndef ASM_OUTPUT_DEBUG_ADDR_CONST | |
339 | #define ASM_OUTPUT_DEBUG_ADDR_CONST(FILE,ADDR) \ | |
340 | fprintf ((FILE), "\t%s\t%s", UNALIGNED_PTR_ASM_OP, (ADDR)) | |
341 | #endif | |
342 | ||
343 | #ifndef ASM_OUTPUT_DEBUG_DATA1 | |
344 | #define ASM_OUTPUT_DEBUG_DATA1(FILE,VALUE) \ | |
345 | fprintf ((FILE), "\t%s\t0x%x", ASM_BYTE_OP, (unsigned char) VALUE) | |
346 | #endif | |
347 | ||
348 | #ifndef ASM_OUTPUT_DEBUG_DATA2 | |
349 | #define ASM_OUTPUT_DEBUG_DATA2(FILE,VALUE) \ | |
350 | fprintf ((FILE), "\t%s\t0x%x", UNALIGNED_SHORT_ASM_OP, \ | |
351 | (unsigned short) VALUE) | |
352 | #endif | |
353 | ||
354 | #ifndef ASM_OUTPUT_DEBUG_DATA4 | |
355 | #define ASM_OUTPUT_DEBUG_DATA4(FILE,VALUE) \ | |
356 | fprintf ((FILE), "\t%s\t0x%lx", UNALIGNED_INT_ASM_OP, (unsigned long) VALUE) | |
357 | #endif | |
358 | ||
359 | #ifndef ASM_OUTPUT_DEBUG_DATA | |
360 | #define ASM_OUTPUT_DEBUG_DATA(FILE,VALUE) \ | |
361 | fprintf ((FILE), "\t%s\t0x%lx", UNALIGNED_OFFSET_ASM_OP(VALUE), VALUE) | |
362 | #endif | |
363 | ||
364 | #ifndef ASM_OUTPUT_DEBUG_ADDR_DATA | |
365 | #define ASM_OUTPUT_DEBUG_ADDR_DATA(FILE,VALUE) \ | |
366 | fprintf ((FILE), "\t%s\t0x%lx", UNALIGNED_PTR_ASM_OP, \ | |
367 | (unsigned long) VALUE) | |
368 | #endif | |
369 | ||
370 | #ifndef ASM_OUTPUT_DEBUG_DATA8 | |
371 | #define ASM_OUTPUT_DEBUG_DATA8(FILE,VALUE) \ | |
372 | fprintf ((FILE), "\t%s\t0x%llx", UNALIGNED_DOUBLE_INT_ASM_OP, \ | |
373 | (unsigned long long) VALUE) | |
374 | #endif | |
375 | ||
376 | /* This is similar to the default ASM_OUTPUT_ASCII, except that no trailing | |
3d042e77 | 377 | newline is produced. When flag_verbose_asm is asserted, we add commentary |
7a0c8d71 DR |
378 | at the end of the line, so we must avoid output of a newline here. */ |
379 | #ifndef ASM_OUTPUT_DEBUG_STRING | |
c203e7fe KH |
380 | #define ASM_OUTPUT_DEBUG_STRING(FILE,P) \ |
381 | do \ | |
382 | { \ | |
383 | register int slen = strlen(P); \ | |
384 | register char *p = (P); \ | |
385 | register int i; \ | |
386 | fprintf (FILE, "\t.ascii \""); \ | |
387 | for (i = 0; i < slen; i++) \ | |
388 | { \ | |
389 | register int c = p[i]; \ | |
390 | if (c == '\"' || c == '\\') \ | |
391 | putc ('\\', FILE); \ | |
392 | if (c >= ' ' && c < 0177) \ | |
393 | putc (c, FILE); \ | |
394 | else \ | |
395 | fprintf (FILE, "\\%o", c); \ | |
396 | } \ | |
397 | fprintf (FILE, "\""); \ | |
398 | } \ | |
7a0c8d71 DR |
399 | while (0) |
400 | #endif | |
401 | ||
402 | /* Convert a reference to the assembler name of a C-level name. This | |
403 | macro has the same effect as ASM_OUTPUT_LABELREF, but copies to | |
404 | a string rather than writing to a file. */ | |
405 | #ifndef ASM_NAME_TO_STRING | |
2e1eedd6 | 406 | #define ASM_NAME_TO_STRING(STR, NAME) \ |
c203e7fe KH |
407 | do \ |
408 | { \ | |
409 | if ((NAME)[0] == '*') \ | |
410 | strcpy (STR, NAME+1); \ | |
411 | else \ | |
412 | strcpy (STR, NAME); \ | |
413 | } \ | |
7a0c8d71 DR |
414 | while (0) |
415 | #endif | |
416 | ||
417 | \f | |
418 | /* General utility functions. */ | |
419 | ||
420 | /* Convert an integer constant expression into assembler syntax. Addition and | |
421 | subtraction are the only arithmetic that may appear in these expressions. | |
422 | This is an adaptation of output_addr_const in final.c. Here, the target | |
423 | of the conversion is a string buffer. We can't use output_addr_const | |
424 | directly, because it writes to a file. */ | |
425 | ||
426 | static void | |
2e1eedd6 | 427 | addr_const_to_string (char *str, rtx x) |
7a0c8d71 DR |
428 | { |
429 | char buf1[256]; | |
430 | char buf2[256]; | |
431 | ||
fbc848cc | 432 | restart: |
7a0c8d71 DR |
433 | str[0] = '\0'; |
434 | switch (GET_CODE (x)) | |
435 | { | |
436 | case PC: | |
002d6ea7 NS |
437 | gcc_assert (flag_pic); |
438 | strcat (str, ","); | |
7a0c8d71 DR |
439 | break; |
440 | ||
441 | case SYMBOL_REF: | |
442 | ASM_NAME_TO_STRING (buf1, XSTR (x, 0)); | |
443 | strcat (str, buf1); | |
444 | break; | |
445 | ||
446 | case LABEL_REF: | |
447 | ASM_GENERATE_INTERNAL_LABEL (buf1, "L", CODE_LABEL_NUMBER (XEXP (x, 0))); | |
448 | ASM_NAME_TO_STRING (buf2, buf1); | |
449 | strcat (str, buf2); | |
450 | break; | |
451 | ||
452 | case CODE_LABEL: | |
453 | ASM_GENERATE_INTERNAL_LABEL (buf1, "L", CODE_LABEL_NUMBER (x)); | |
454 | ASM_NAME_TO_STRING (buf2, buf1); | |
455 | strcat (str, buf2); | |
456 | break; | |
457 | ||
458 | case CONST_INT: | |
459 | sprintf (buf1, HOST_WIDE_INT_PRINT_DEC, INTVAL (x)); | |
460 | strcat (str, buf1); | |
461 | break; | |
462 | ||
463 | case CONST: | |
41077ce4 | 464 | /* This used to output parentheses around the expression, but that does |
7a0c8d71 DR |
465 | not work on the 386 (either ATT or BSD assembler). */ |
466 | addr_const_to_string (buf1, XEXP (x, 0)); | |
467 | strcat (str, buf1); | |
468 | break; | |
469 | ||
470 | case CONST_DOUBLE: | |
471 | if (GET_MODE (x) == VOIDmode) | |
472 | { | |
473 | /* We can use %d if the number is one word and positive. */ | |
474 | if (CONST_DOUBLE_HIGH (x)) | |
475 | sprintf (buf1, HOST_WIDE_INT_PRINT_DOUBLE_HEX, | |
476 | CONST_DOUBLE_HIGH (x), CONST_DOUBLE_LOW (x)); | |
477 | else if (CONST_DOUBLE_LOW (x) < 0) | |
478 | sprintf (buf1, HOST_WIDE_INT_PRINT_HEX, CONST_DOUBLE_LOW (x)); | |
479 | else | |
480 | sprintf (buf1, HOST_WIDE_INT_PRINT_DEC, | |
481 | CONST_DOUBLE_LOW (x)); | |
482 | strcat (str, buf1); | |
483 | } | |
484 | else | |
485 | /* We can't handle floating point constants; PRINT_OPERAND must | |
486 | handle them. */ | |
487 | output_operand_lossage ("floating constant misused"); | |
488 | break; | |
489 | ||
490 | case PLUS: | |
491 | /* Some assemblers need integer constants to appear last (eg masm). */ | |
492 | if (GET_CODE (XEXP (x, 0)) == CONST_INT) | |
493 | { | |
494 | addr_const_to_string (buf1, XEXP (x, 1)); | |
495 | strcat (str, buf1); | |
496 | if (INTVAL (XEXP (x, 0)) >= 0) | |
497 | strcat (str, "+"); | |
498 | addr_const_to_string (buf1, XEXP (x, 0)); | |
499 | strcat (str, buf1); | |
500 | } | |
501 | else | |
502 | { | |
503 | addr_const_to_string (buf1, XEXP (x, 0)); | |
504 | strcat (str, buf1); | |
505 | if (INTVAL (XEXP (x, 1)) >= 0) | |
506 | strcat (str, "+"); | |
507 | addr_const_to_string (buf1, XEXP (x, 1)); | |
508 | strcat (str, buf1); | |
509 | } | |
510 | break; | |
511 | ||
512 | case MINUS: | |
513 | /* Avoid outputting things like x-x or x+5-x, since some assemblers | |
514 | can't handle that. */ | |
515 | x = simplify_subtraction (x); | |
516 | if (GET_CODE (x) != MINUS) | |
517 | goto restart; | |
518 | ||
519 | addr_const_to_string (buf1, XEXP (x, 0)); | |
520 | strcat (str, buf1); | |
521 | strcat (str, "-"); | |
522 | if (GET_CODE (XEXP (x, 1)) == CONST_INT | |
523 | && INTVAL (XEXP (x, 1)) < 0) | |
524 | { | |
525 | strcat (str, "("); | |
526 | addr_const_to_string (buf1, XEXP (x, 1)); | |
527 | strcat (str, buf1); | |
528 | strcat (str, ")"); | |
529 | } | |
530 | else | |
531 | { | |
532 | addr_const_to_string (buf1, XEXP (x, 1)); | |
533 | strcat (str, buf1); | |
534 | } | |
535 | break; | |
536 | ||
537 | case ZERO_EXTEND: | |
538 | case SIGN_EXTEND: | |
539 | addr_const_to_string (buf1, XEXP (x, 0)); | |
540 | strcat (str, buf1); | |
541 | break; | |
542 | ||
543 | default: | |
544 | output_operand_lossage ("invalid expression as operand"); | |
545 | } | |
546 | } | |
547 | ||
5f98259a RK |
548 | /* Output the debug header HEADER. Also output COMMENT if flag_verbose_asm is |
549 | set. Return the header size. Just return the size if DOSIZEONLY is | |
0e9e1e0a | 550 | nonzero. */ |
5f98259a | 551 | |
7a0c8d71 | 552 | static int |
2e1eedd6 | 553 | write_debug_header (DST_HEADER *header, const char *comment, int dosizeonly) |
7a0c8d71 | 554 | { |
5f98259a RK |
555 | if (!dosizeonly) |
556 | { | |
557 | ASM_OUTPUT_DEBUG_DATA2 (asm_out_file, | |
558 | header->dst__header_length.dst_w_length); | |
559 | ||
560 | if (flag_verbose_asm) | |
561 | fprintf (asm_out_file, "\t%s record length", ASM_COMMENT_START); | |
562 | fputc ('\n', asm_out_file); | |
7a0c8d71 | 563 | |
5f98259a RK |
564 | ASM_OUTPUT_DEBUG_DATA2 (asm_out_file, |
565 | header->dst__header_type.dst_w_type); | |
7a0c8d71 | 566 | |
5f98259a RK |
567 | if (flag_verbose_asm) |
568 | fprintf (asm_out_file, "\t%s record type (%s)", ASM_COMMENT_START, | |
569 | comment); | |
7a0c8d71 | 570 | |
5f98259a RK |
571 | fputc ('\n', asm_out_file); |
572 | } | |
7a0c8d71 DR |
573 | |
574 | return 4; | |
575 | } | |
576 | ||
5f98259a RK |
577 | /* Output the address of SYMBOL. Also output COMMENT if flag_verbose_asm is |
578 | set. Return the address size. Just return the size if DOSIZEONLY is | |
0e9e1e0a | 579 | nonzero. */ |
5f98259a | 580 | |
7a0c8d71 | 581 | static int |
2e1eedd6 | 582 | write_debug_addr (char *symbol, const char *comment, int dosizeonly) |
7a0c8d71 | 583 | { |
5f98259a RK |
584 | if (!dosizeonly) |
585 | { | |
586 | ASM_OUTPUT_DEBUG_ADDR (asm_out_file, symbol); | |
587 | if (flag_verbose_asm) | |
588 | fprintf (asm_out_file, "\t%s %s", ASM_COMMENT_START, comment); | |
589 | fputc ('\n', asm_out_file); | |
590 | } | |
7a0c8d71 | 591 | |
7a0c8d71 DR |
592 | return PTR_SIZE; |
593 | } | |
594 | ||
5f98259a RK |
595 | /* Output the single byte DATA1. Also output COMMENT if flag_verbose_asm is |
596 | set. Return the data size. Just return the size if DOSIZEONLY is | |
0e9e1e0a | 597 | nonzero. */ |
5f98259a | 598 | |
7a0c8d71 | 599 | static int |
2e1eedd6 | 600 | write_debug_data1 (unsigned int data1, const char *comment, int dosizeonly) |
7a0c8d71 | 601 | { |
5f98259a RK |
602 | if (!dosizeonly) |
603 | { | |
604 | ASM_OUTPUT_DEBUG_DATA1 (asm_out_file, data1); | |
605 | if (flag_verbose_asm) | |
606 | fprintf (asm_out_file, "\t%s %s", ASM_COMMENT_START, comment); | |
607 | fputc ('\n', asm_out_file); | |
608 | } | |
7a0c8d71 | 609 | |
7a0c8d71 DR |
610 | return 1; |
611 | } | |
612 | ||
5f98259a RK |
613 | /* Output the single word DATA2. Also output COMMENT if flag_verbose_asm is |
614 | set. Return the data size. Just return the size if DOSIZEONLY is | |
0e9e1e0a | 615 | nonzero. */ |
5f98259a | 616 | |
7a0c8d71 | 617 | static int |
2e1eedd6 | 618 | write_debug_data2 (unsigned int data2, const char *comment, int dosizeonly) |
7a0c8d71 | 619 | { |
5f98259a RK |
620 | if (!dosizeonly) |
621 | { | |
622 | ASM_OUTPUT_DEBUG_DATA2 (asm_out_file, data2); | |
623 | if (flag_verbose_asm) | |
624 | fprintf (asm_out_file, "\t%s %s", ASM_COMMENT_START, comment); | |
625 | fputc ('\n', asm_out_file); | |
626 | } | |
7a0c8d71 | 627 | |
7a0c8d71 DR |
628 | return 2; |
629 | } | |
630 | ||
5f98259a | 631 | /* Output double word DATA4. Also output COMMENT if flag_verbose_asm is set. |
0e9e1e0a | 632 | Return the data size. Just return the size if DOSIZEONLY is nonzero. */ |
5f98259a | 633 | |
7a0c8d71 | 634 | static int |
2e1eedd6 | 635 | write_debug_data4 (unsigned long data4, const char *comment, int dosizeonly) |
7a0c8d71 | 636 | { |
5f98259a RK |
637 | if (!dosizeonly) |
638 | { | |
639 | ASM_OUTPUT_DEBUG_DATA4 (asm_out_file, data4); | |
640 | if (flag_verbose_asm) | |
641 | fprintf (asm_out_file, "\t%s %s", ASM_COMMENT_START, comment); | |
642 | fputc ('\n', asm_out_file); | |
643 | } | |
41077ce4 | 644 | |
7a0c8d71 DR |
645 | return 4; |
646 | } | |
647 | ||
5f98259a | 648 | /* Output quad word DATA8. Also output COMMENT if flag_verbose_asm is set. |
0e9e1e0a | 649 | Return the data size. Just return the size if DOSIZEONLY is nonzero. */ |
5f98259a | 650 | |
7a0c8d71 | 651 | static int |
2e1eedd6 AJ |
652 | write_debug_data8 (unsigned long long data8, const char *comment, |
653 | int dosizeonly) | |
7a0c8d71 | 654 | { |
5f98259a RK |
655 | if (!dosizeonly) |
656 | { | |
657 | ASM_OUTPUT_DEBUG_DATA8 (asm_out_file, data8); | |
658 | if (flag_verbose_asm) | |
659 | fprintf (asm_out_file, "\t%s %s", ASM_COMMENT_START, comment); | |
660 | fputc ('\n', asm_out_file); | |
661 | } | |
7a0c8d71 | 662 | |
7a0c8d71 DR |
663 | return 8; |
664 | } | |
665 | ||
5f98259a RK |
666 | /* Output the difference between LABEL1 and LABEL2. Also output COMMENT if |
667 | flag_verbose_asm is set. Return the data size. Just return the size if | |
0e9e1e0a | 668 | DOSIZEONLY is nonzero. */ |
5f98259a | 669 | |
7a0c8d71 | 670 | static int |
2e1eedd6 AJ |
671 | write_debug_delta4 (char *label1, char *label2, const char *comment, |
672 | int dosizeonly) | |
7a0c8d71 | 673 | { |
5f98259a RK |
674 | if (!dosizeonly) |
675 | { | |
676 | ASM_OUTPUT_DEBUG_DELTA4 (asm_out_file, label1, label2); | |
677 | if (flag_verbose_asm) | |
678 | fprintf (asm_out_file, "\t%s %s", ASM_COMMENT_START, comment); | |
679 | fputc ('\n', asm_out_file); | |
680 | } | |
7a0c8d71 | 681 | |
7a0c8d71 DR |
682 | return 4; |
683 | } | |
684 | ||
5f98259a RK |
685 | /* Output a character string STRING. Also write COMMENT if flag_verbose_asm is |
686 | set. Return the string length. Just return the length if DOSIZEONLY is | |
0e9e1e0a | 687 | nonzero. */ |
5f98259a | 688 | |
7a0c8d71 | 689 | static int |
2e1eedd6 | 690 | write_debug_string (char *string, const char *comment, int dosizeonly) |
7a0c8d71 | 691 | { |
5f98259a RK |
692 | if (!dosizeonly) |
693 | { | |
694 | ASM_OUTPUT_DEBUG_STRING (asm_out_file, string); | |
695 | if (flag_verbose_asm) | |
696 | fprintf (asm_out_file, "\t%s %s", ASM_COMMENT_START, comment); | |
697 | fputc ('\n', asm_out_file); | |
698 | } | |
41077ce4 | 699 | |
7a0c8d71 DR |
700 | return strlen (string); |
701 | } | |
702 | ||
5f98259a | 703 | /* Output a module begin header and return the header size. Just return the |
0e9e1e0a | 704 | size if DOSIZEONLY is nonzero. */ |
5f98259a | 705 | |
cadf4f29 | 706 | static int |
2e1eedd6 | 707 | write_modbeg (int dosizeonly) |
7a0c8d71 | 708 | { |
7a0c8d71 DR |
709 | DST_MODULE_BEGIN modbeg; |
710 | DST_MB_TRLR mb_trlr; | |
711 | int i; | |
712 | char *module_name, *m; | |
713 | int modnamelen; | |
714 | int prodnamelen; | |
715 | int totsize = 0; | |
716 | ||
23d1aac4 | 717 | /* Assumes primary filename has Unix syntax file spec. */ |
7a0c8d71 DR |
718 | module_name = xstrdup (basename ((char *) primary_filename)); |
719 | ||
720 | m = strrchr (module_name, '.'); | |
721 | if (m) | |
722 | *m = 0; | |
723 | ||
724 | modnamelen = strlen (module_name); | |
725 | for (i = 0; i < modnamelen; i++) | |
726 | module_name[i] = TOUPPER (module_name[i]); | |
727 | ||
728 | prodnamelen = strlen (module_producer); | |
729 | ||
730 | modbeg.dst_a_modbeg_header.dst__header_length.dst_w_length | |
731 | = DST_K_MODBEG_SIZE + modnamelen + DST_K_MB_TRLR_SIZE + prodnamelen - 1; | |
732 | modbeg.dst_a_modbeg_header.dst__header_type.dst_w_type = DST_K_MODBEG; | |
733 | modbeg.dst_b_modbeg_flags.dst_v_modbeg_hide = 0; | |
734 | modbeg.dst_b_modbeg_flags.dst_v_modbeg_version = 1; | |
735 | modbeg.dst_b_modbeg_flags.dst_v_modbeg_unused = 0; | |
736 | modbeg.dst_b_modbeg_unused = 0; | |
737 | modbeg.dst_l_modbeg_language = module_language; | |
738 | modbeg.dst_w_version_major = DST_K_VERSION_MAJOR; | |
739 | modbeg.dst_w_version_minor = DST_K_VERSION_MINOR; | |
740 | modbeg.dst_b_modbeg_name = strlen (module_name); | |
741 | ||
742 | mb_trlr.dst_b_compiler = strlen (module_producer); | |
743 | ||
744 | totsize += write_debug_header (&modbeg.dst_a_modbeg_header, | |
745 | "modbeg", dosizeonly); | |
746 | totsize += write_debug_data1 (*((char *) &modbeg.dst_b_modbeg_flags), | |
747 | "flags", dosizeonly); | |
748 | totsize += write_debug_data1 (modbeg.dst_b_modbeg_unused, | |
749 | "unused", dosizeonly); | |
750 | totsize += write_debug_data4 (modbeg.dst_l_modbeg_language, | |
751 | "language", dosizeonly); | |
752 | totsize += write_debug_data2 (modbeg.dst_w_version_major, | |
753 | "DST major version", dosizeonly); | |
754 | totsize += write_debug_data2 (modbeg.dst_w_version_minor, | |
755 | "DST minor version", dosizeonly); | |
756 | totsize += write_debug_data1 (modbeg.dst_b_modbeg_name, | |
757 | "length of module name", dosizeonly); | |
758 | totsize += write_debug_string (module_name, "module name", dosizeonly); | |
759 | totsize += write_debug_data1 (mb_trlr.dst_b_compiler, | |
760 | "length of compiler name", dosizeonly); | |
761 | totsize += write_debug_string (module_producer, "compiler name", dosizeonly); | |
762 | ||
763 | return totsize; | |
764 | } | |
765 | ||
5f98259a | 766 | /* Output a module end trailer and return the trailer size. Just return |
0e9e1e0a | 767 | the size if DOSIZEONLY is nonzero. */ |
5f98259a | 768 | |
7a0c8d71 | 769 | static int |
2e1eedd6 | 770 | write_modend (int dosizeonly) |
7a0c8d71 DR |
771 | { |
772 | DST_MODULE_END modend; | |
773 | int totsize = 0; | |
774 | ||
775 | modend.dst_a_modend_header.dst__header_length.dst_w_length | |
776 | = DST_K_MODEND_SIZE - 1; | |
777 | modend.dst_a_modend_header.dst__header_type.dst_w_type = DST_K_MODEND; | |
778 | ||
779 | totsize += write_debug_header (&modend.dst_a_modend_header, "modend", | |
780 | dosizeonly); | |
781 | ||
782 | return totsize; | |
783 | } | |
784 | ||
5f98259a | 785 | /* Output a routine begin header routine RTNNUM and return the header size. |
0e9e1e0a | 786 | Just return the size if DOSIZEONLY is nonzero. */ |
5f98259a | 787 | |
7a0c8d71 | 788 | static int |
2e1eedd6 | 789 | write_rtnbeg (int rtnnum, int dosizeonly) |
7a0c8d71 DR |
790 | { |
791 | char *rtnname; | |
1dcd444b | 792 | int rtnnamelen; |
7a0c8d71 DR |
793 | char *rtnentryname; |
794 | int totsize = 0; | |
795 | char label[MAX_ARTIFICIAL_LABEL_BYTES]; | |
796 | DST_ROUTINE_BEGIN rtnbeg; | |
797 | DST_PROLOG prolog; | |
87fac4e3 | 798 | vms_func_ref fde = &func_table[rtnnum]; |
7a0c8d71 | 799 | |
87fac4e3 | 800 | rtnname = (char *)fde->vms_func_name; |
7a0c8d71 | 801 | rtnnamelen = strlen (rtnname); |
1dcd444b | 802 | rtnentryname = concat (rtnname, "..en", NULL); |
7a0c8d71 DR |
803 | |
804 | if (!strcmp (rtnname, "main")) | |
805 | { | |
806 | DST_HEADER header; | |
807 | const char *go = "TRANSFER$BREAK$GO"; | |
808 | ||
809 | /* This command isn't documented in DSTRECORDS, so it's made to | |
810 | look like what DEC C does */ | |
811 | ||
812 | /* header size - 1st byte + flag byte + STO_LW size | |
813 | + string count byte + string length */ | |
814 | header.dst__header_length.dst_w_length | |
41077ce4 | 815 | = DST_K_DST_HEADER_SIZE - 1 + 1 + 4 + 1 + strlen (go); |
7a0c8d71 DR |
816 | header.dst__header_type.dst_w_type = 0x17; |
817 | ||
818 | totsize += write_debug_header (&header, "transfer", dosizeonly); | |
819 | ||
820 | /* I think this is a flag byte, but I don't know what this flag means */ | |
821 | totsize += write_debug_data1 (0x1, "flags ???", dosizeonly); | |
822 | ||
823 | /* Routine Begin PD Address */ | |
824 | totsize += write_debug_addr (rtnname, "main procedure descriptor", | |
825 | dosizeonly); | |
826 | totsize += write_debug_data1 (strlen (go), "length of main_name", | |
827 | dosizeonly); | |
828 | totsize += write_debug_string ((char *) go, "main name", dosizeonly); | |
829 | } | |
830 | ||
f9da5064 | 831 | /* The header length never includes the length byte. */ |
7a0c8d71 DR |
832 | rtnbeg.dst_a_rtnbeg_header.dst__header_length.dst_w_length |
833 | = DST_K_RTNBEG_SIZE + rtnnamelen - 1; | |
834 | rtnbeg.dst_a_rtnbeg_header.dst__header_type.dst_w_type = DST_K_RTNBEG; | |
835 | rtnbeg.dst_b_rtnbeg_flags.dst_v_rtnbeg_unused = 0; | |
836 | rtnbeg.dst_b_rtnbeg_flags.dst_v_rtnbeg_unalloc = 0; | |
837 | rtnbeg.dst_b_rtnbeg_flags.dst_v_rtnbeg_prototype = 0; | |
838 | rtnbeg.dst_b_rtnbeg_flags.dst_v_rtnbeg_inlined = 0; | |
839 | rtnbeg.dst_b_rtnbeg_flags.dst_v_rtnbeg_no_call = 1; | |
840 | rtnbeg.dst_b_rtnbeg_name = rtnnamelen; | |
841 | ||
842 | totsize += write_debug_header (&rtnbeg.dst_a_rtnbeg_header, "rtnbeg", | |
843 | dosizeonly); | |
844 | totsize += write_debug_data1 (*((char *) &rtnbeg.dst_b_rtnbeg_flags), | |
845 | "flags", dosizeonly); | |
846 | ||
847 | /* Routine Begin Address */ | |
848 | totsize += write_debug_addr (rtnentryname, "routine entry name", dosizeonly); | |
849 | ||
850 | /* Routine Begin PD Address */ | |
851 | totsize += write_debug_addr (rtnname, "routine procedure descriptor", | |
852 | dosizeonly); | |
853 | ||
854 | /* Routine Begin Name */ | |
855 | totsize += write_debug_data1 (rtnbeg.dst_b_rtnbeg_name, | |
856 | "length of routine name", dosizeonly); | |
857 | ||
858 | totsize += write_debug_string (rtnname, "routine name", dosizeonly); | |
859 | ||
860 | free (rtnentryname); | |
861 | ||
862 | if (debug_info_level > DINFO_LEVEL_TERSE) | |
863 | { | |
864 | prolog.dst_a_prolog_header.dst__header_length.dst_w_length | |
865 | = DST_K_PROLOG_SIZE - 1; | |
866 | prolog.dst_a_prolog_header.dst__header_type.dst_w_type = DST_K_PROLOG; | |
867 | ||
868 | totsize += write_debug_header (&prolog.dst_a_prolog_header, "prolog", | |
869 | dosizeonly); | |
870 | ||
87fac4e3 | 871 | ASM_GENERATE_INTERNAL_LABEL (label, FUNC_PROLOG_LABEL, fde->funcdef_number); |
7a0c8d71 DR |
872 | totsize += write_debug_addr (label, "prolog breakpoint addr", |
873 | dosizeonly); | |
874 | } | |
875 | ||
876 | return totsize; | |
877 | } | |
878 | ||
5f98259a | 879 | /* Output a routine end trailer for routine RTNNUM and return the header size. |
0e9e1e0a | 880 | Just return the size if DOSIZEONLY is nonzero. */ |
5f98259a | 881 | |
7a0c8d71 | 882 | static int |
2e1eedd6 | 883 | write_rtnend (int rtnnum, int dosizeonly) |
7a0c8d71 DR |
884 | { |
885 | DST_ROUTINE_END rtnend; | |
886 | char label1[MAX_ARTIFICIAL_LABEL_BYTES]; | |
887 | char label2[MAX_ARTIFICIAL_LABEL_BYTES]; | |
888 | int totsize; | |
87fac4e3 BG |
889 | vms_func_ref fde = &func_table[rtnnum]; |
890 | int corrected_rtnnum = fde->funcdef_number; | |
7a0c8d71 DR |
891 | |
892 | totsize = 0; | |
893 | ||
894 | rtnend.dst_a_rtnend_header.dst__header_length.dst_w_length | |
895 | = DST_K_RTNEND_SIZE - 1; | |
896 | rtnend.dst_a_rtnend_header.dst__header_type.dst_w_type = DST_K_RTNEND; | |
897 | rtnend.dst_b_rtnend_unused = 0; | |
898 | rtnend.dst_l_rtnend_size = 0; /* Calculated below. */ | |
899 | ||
900 | totsize += write_debug_header (&rtnend.dst_a_rtnend_header, "rtnend", | |
901 | dosizeonly); | |
902 | totsize += write_debug_data1 (rtnend.dst_b_rtnend_unused, "unused", | |
903 | dosizeonly); | |
904 | ||
87fac4e3 BG |
905 | ASM_GENERATE_INTERNAL_LABEL (label1, FUNC_BEGIN_LABEL, corrected_rtnnum); |
906 | ASM_GENERATE_INTERNAL_LABEL (label2, FUNC_END_LABEL, corrected_rtnnum); | |
7a0c8d71 DR |
907 | totsize += write_debug_delta4 (label2, label1, "routine size", dosizeonly); |
908 | ||
909 | return totsize; | |
910 | } | |
911 | ||
912 | #define K_DELTA_PC(I) \ | |
913 | ((I) < 128 ? -(I) : (I) < 65536 ? DST_K_DELTA_PC_W : DST_K_DELTA_PC_L) | |
914 | ||
915 | #define K_SET_LINUM(I) \ | |
916 | ((I) < 256 ? DST_K_SET_LINUM_B \ | |
917 | : (I) < 65536 ? DST_K_SET_LINUM : DST_K_SET_LINUM_L) | |
918 | ||
919 | #define K_INCR_LINUM(I) \ | |
920 | ((I) < 256 ? DST_K_INCR_LINUM \ | |
921 | : (I) < 65536 ? DST_K_INCR_LINUM_W : DST_K_INCR_LINUM_L) | |
922 | ||
5f98259a | 923 | /* Output the PC to line number correlations and return the size. Just return |
0e9e1e0a | 924 | the size if DOSIZEONLY is nonzero */ |
5f98259a | 925 | |
7a0c8d71 | 926 | static int |
2e1eedd6 | 927 | write_pclines (int dosizeonly) |
7a0c8d71 DR |
928 | { |
929 | unsigned i; | |
930 | int fn; | |
931 | int ln, lastln; | |
932 | int linestart = 0; | |
933 | int max_line; | |
934 | DST_LINE_NUM_HEADER line_num; | |
935 | DST_PCLINE_COMMANDS pcline; | |
936 | char label[MAX_ARTIFICIAL_LABEL_BYTES]; | |
937 | char lastlabel[MAX_ARTIFICIAL_LABEL_BYTES]; | |
938 | int totsize = 0; | |
939 | char buff[256]; | |
940 | ||
941 | max_line = file_info_table[1].max_line; | |
942 | file_info_table[1].listing_line_start = linestart; | |
943 | linestart = linestart + ((max_line / 100000) + 1) * 100000; | |
944 | ||
945 | for (i = 2; i < file_info_table_in_use; i++) | |
946 | { | |
947 | max_line = file_info_table[i].max_line; | |
948 | file_info_table[i].listing_line_start = linestart; | |
949 | linestart = linestart + ((max_line / 10000) + 1) * 10000; | |
950 | } | |
951 | ||
f9da5064 | 952 | /* Set starting address to beginning of text section. */ |
7a0c8d71 DR |
953 | line_num.dst_a_line_num_header.dst__header_length.dst_w_length = 8; |
954 | line_num.dst_a_line_num_header.dst__header_type.dst_w_type = DST_K_LINE_NUM; | |
955 | pcline.dst_b_pcline_command = DST_K_SET_ABS_PC; | |
956 | ||
957 | totsize += write_debug_header (&line_num.dst_a_line_num_header, | |
958 | "line_num", dosizeonly); | |
959 | totsize += write_debug_data1 (pcline.dst_b_pcline_command, | |
960 | "line_num (SET ABS PC)", dosizeonly); | |
961 | ||
962 | if (dosizeonly) | |
963 | totsize += 4; | |
964 | else | |
965 | { | |
966 | ASM_OUTPUT_DEBUG_ADDR (asm_out_file, TEXT_SECTION_ASM_OP); | |
967 | if (flag_verbose_asm) | |
968 | fprintf (asm_out_file, "\t%s line_num", ASM_COMMENT_START); | |
969 | fputc ('\n', asm_out_file); | |
970 | } | |
971 | ||
972 | fn = line_info_table[1].dst_file_num; | |
973 | ln = (file_info_table[fn].listing_line_start | |
974 | + line_info_table[1].dst_line_num); | |
975 | line_num.dst_a_line_num_header.dst__header_length.dst_w_length = 4 + 4; | |
976 | pcline.dst_b_pcline_command = DST_K_SET_LINUM_L; | |
977 | ||
978 | totsize += write_debug_header (&line_num.dst_a_line_num_header, | |
979 | "line_num", dosizeonly); | |
980 | totsize += write_debug_data1 (pcline.dst_b_pcline_command, | |
981 | "line_num (SET LINUM LONG)", dosizeonly); | |
982 | ||
702ada3d DR |
983 | sprintf (buff, "line_num (%d)", ln ? ln - 1 : 0); |
984 | totsize += write_debug_data4 (ln ? ln - 1 : 0, buff, dosizeonly); | |
7a0c8d71 DR |
985 | |
986 | lastln = ln; | |
987 | strcpy (lastlabel, TEXT_SECTION_ASM_OP); | |
988 | for (i = 1; i < line_info_table_in_use; i++) | |
989 | { | |
990 | int extrabytes; | |
991 | ||
992 | fn = line_info_table[i].dst_file_num; | |
993 | ln = (file_info_table[fn].listing_line_start | |
994 | + line_info_table[i].dst_line_num); | |
995 | ||
996 | if (ln - lastln > 1) | |
997 | extrabytes = 5; /* NUMBYTES (ln - lastln - 1) + 1; */ | |
998 | else if (ln <= lastln) | |
999 | extrabytes = 5; /* NUMBYTES (ln - 1) + 1; */ | |
1000 | else | |
1001 | extrabytes = 0; | |
1002 | ||
1003 | line_num.dst_a_line_num_header.dst__header_length.dst_w_length | |
1004 | = 8 + extrabytes; | |
1005 | ||
1006 | totsize += write_debug_header | |
1007 | (&line_num.dst_a_line_num_header, "line_num", dosizeonly); | |
1008 | ||
1009 | if (ln - lastln > 1) | |
1010 | { | |
1011 | int lndif = ln - lastln - 1; | |
1012 | ||
1013 | /* K_INCR_LINUM (lndif); */ | |
1014 | pcline.dst_b_pcline_command = DST_K_INCR_LINUM_L; | |
1015 | ||
1016 | totsize += write_debug_data1 (pcline.dst_b_pcline_command, | |
1017 | "line_num (INCR LINUM LONG)", | |
1018 | dosizeonly); | |
1019 | ||
1020 | sprintf (buff, "line_num (%d)", lndif); | |
1021 | totsize += write_debug_data4 (lndif, buff, dosizeonly); | |
1022 | } | |
1023 | else if (ln <= lastln) | |
1024 | { | |
1025 | /* K_SET_LINUM (ln-1); */ | |
1026 | pcline.dst_b_pcline_command = DST_K_SET_LINUM_L; | |
1027 | ||
1028 | totsize += write_debug_data1 (pcline.dst_b_pcline_command, | |
1029 | "line_num (SET LINUM LONG)", | |
1030 | dosizeonly); | |
1031 | ||
1032 | sprintf (buff, "line_num (%d)", ln - 1); | |
1033 | totsize += write_debug_data4 (ln - 1, buff, dosizeonly); | |
1034 | } | |
1035 | ||
1036 | pcline.dst_b_pcline_command = DST_K_DELTA_PC_L; | |
1037 | ||
1038 | totsize += write_debug_data1 (pcline.dst_b_pcline_command, | |
1039 | "line_num (DELTA PC LONG)", dosizeonly); | |
1040 | ||
1041 | ASM_GENERATE_INTERNAL_LABEL (label, LINE_CODE_LABEL, i); | |
1042 | totsize += write_debug_delta4 (label, lastlabel, "increment line_num", | |
1043 | dosizeonly); | |
1044 | ||
1045 | lastln = ln; | |
1046 | strcpy (lastlabel, label); | |
1047 | } | |
1048 | ||
1049 | return totsize; | |
1050 | } | |
1051 | ||
5f98259a RK |
1052 | /* Output a source correlation for file FILEID using information saved in |
1053 | FILE_INFO_ENTRY and return the size. Just return the size if DOSIZEONLY is | |
0e9e1e0a | 1054 | nonzero. */ |
5f98259a | 1055 | |
7a0c8d71 | 1056 | static int |
2e1eedd6 AJ |
1057 | write_srccorr (int fileid, dst_file_info_entry file_info_entry, |
1058 | int dosizeonly) | |
7a0c8d71 DR |
1059 | { |
1060 | int src_command_size; | |
1061 | int linesleft = file_info_entry.max_line; | |
1062 | int linestart = file_info_entry.listing_line_start; | |
1063 | int flen = file_info_entry.flen; | |
1064 | int linestodo = 0; | |
1065 | DST_SOURCE_CORR src_header; | |
1066 | DST_SRC_COMMAND src_command; | |
1067 | DST_SRC_COMMAND src_command_sf; | |
1068 | DST_SRC_COMMAND src_command_sl; | |
1069 | DST_SRC_COMMAND src_command_sr; | |
1070 | DST_SRC_COMMAND src_command_dl; | |
1071 | DST_SRC_CMDTRLR src_cmdtrlr; | |
1072 | char buff[256]; | |
1073 | int totsize = 0; | |
1074 | ||
1075 | if (fileid == 1) | |
1076 | { | |
1077 | src_header.dst_a_source_corr_header.dst__header_length.dst_w_length | |
1078 | = DST_K_SOURCE_CORR_HEADER_SIZE + 1 - 1; | |
1079 | src_header.dst_a_source_corr_header.dst__header_type.dst_w_type | |
1080 | = DST_K_SOURCE; | |
1081 | src_command.dst_b_src_command = DST_K_SRC_FORMFEED; | |
1082 | ||
1083 | totsize += write_debug_header (&src_header.dst_a_source_corr_header, | |
1084 | "source corr", dosizeonly); | |
1085 | ||
1086 | totsize += write_debug_data1 (src_command.dst_b_src_command, | |
1087 | "source_corr (SRC FORMFEED)", | |
1088 | dosizeonly); | |
1089 | } | |
1090 | ||
1091 | src_command_size | |
1092 | = DST_K_SRC_COMMAND_SIZE + flen + DST_K_SRC_CMDTRLR_SIZE; | |
1093 | src_command.dst_b_src_command = DST_K_SRC_DECLFILE; | |
1094 | src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_b_src_df_length | |
1095 | = src_command_size - 2; | |
1096 | src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_b_src_df_flags = 0; | |
1097 | src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_w_src_df_fileid | |
1098 | = fileid; | |
1099 | src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_q_src_df_rms_cdt | |
1100 | = file_info_entry.cdt; | |
1101 | src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_l_src_df_rms_ebk | |
1102 | = file_info_entry.ebk; | |
1103 | src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_w_src_df_rms_ffb | |
1104 | = file_info_entry.ffb; | |
1105 | src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_b_src_df_rms_rfo | |
1106 | = file_info_entry.rfo; | |
1107 | src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_b_src_df_filename | |
1108 | = file_info_entry.flen; | |
1109 | ||
1110 | src_header.dst_a_source_corr_header.dst__header_length.dst_w_length | |
1111 | = DST_K_SOURCE_CORR_HEADER_SIZE + src_command_size - 1; | |
1112 | src_header.dst_a_source_corr_header.dst__header_type.dst_w_type | |
1113 | = DST_K_SOURCE; | |
1114 | ||
1115 | src_cmdtrlr.dst_b_src_df_libmodname = 0; | |
41077ce4 | 1116 | |
7a0c8d71 DR |
1117 | totsize += write_debug_header (&src_header.dst_a_source_corr_header, |
1118 | "source corr", dosizeonly); | |
1119 | totsize += write_debug_data1 (src_command.dst_b_src_command, | |
1120 | "source_corr (DECL SRC FILE)", dosizeonly); | |
1121 | totsize += write_debug_data1 | |
1122 | (src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_b_src_df_length, | |
1123 | "source_corr (length)", dosizeonly); | |
1124 | ||
1125 | totsize += write_debug_data1 | |
1126 | (src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_b_src_df_flags, | |
1127 | "source_corr (flags)", dosizeonly); | |
1128 | ||
1129 | totsize += write_debug_data2 | |
1130 | (src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_w_src_df_fileid, | |
1131 | "source_corr (fileid)", dosizeonly); | |
1132 | ||
1133 | totsize += write_debug_data8 | |
1134 | (src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_q_src_df_rms_cdt, | |
1135 | "source_corr (creation date)", dosizeonly); | |
41077ce4 | 1136 | |
7a0c8d71 DR |
1137 | totsize += write_debug_data4 |
1138 | (src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_l_src_df_rms_ebk, | |
1139 | "source_corr (EOF block number)", dosizeonly); | |
1140 | ||
1141 | totsize += write_debug_data2 | |
1142 | (src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_w_src_df_rms_ffb, | |
1143 | "source_corr (first free byte)", dosizeonly); | |
1144 | ||
1145 | totsize += write_debug_data1 | |
1146 | (src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_b_src_df_rms_rfo, | |
1147 | "source_corr (record and file organization)", dosizeonly); | |
1148 | ||
1149 | totsize += write_debug_data1 | |
1150 | (src_command.dst_a_src_cmd_fields.dst_a_src_decl_src.dst_b_src_df_filename, | |
1151 | "source_corr (filename length)", dosizeonly); | |
1152 | ||
1153 | totsize += write_debug_string (file_info_entry.file_name, | |
1154 | "source file name", dosizeonly); | |
1155 | totsize += write_debug_data1 (src_cmdtrlr.dst_b_src_df_libmodname, | |
1156 | "source_corr (libmodname)", dosizeonly); | |
1157 | ||
1158 | src_command_sf.dst_b_src_command = DST_K_SRC_SETFILE; | |
1159 | src_command_sf.dst_a_src_cmd_fields.dst_w_src_unsword = fileid; | |
1160 | ||
1161 | src_command_sr.dst_b_src_command = DST_K_SRC_SETREC_W; | |
1162 | src_command_sr.dst_a_src_cmd_fields.dst_w_src_unsword = 1; | |
1163 | ||
1164 | src_command_sl.dst_b_src_command = DST_K_SRC_SETLNUM_L; | |
1165 | src_command_sl.dst_a_src_cmd_fields.dst_l_src_unslong = linestart + 1; | |
1166 | ||
1167 | src_command_dl.dst_b_src_command = DST_K_SRC_DEFLINES_W; | |
1168 | ||
1169 | if (linesleft > 65534) | |
1170 | linesleft = linesleft - 65534, linestodo = 65534; | |
1171 | else | |
1172 | linestodo = linesleft, linesleft = 0; | |
1173 | ||
1174 | src_command_dl.dst_a_src_cmd_fields.dst_w_src_unsword = linestodo; | |
1175 | ||
1176 | src_header.dst_a_source_corr_header.dst__header_length.dst_w_length | |
1177 | = DST_K_SOURCE_CORR_HEADER_SIZE + 3 + 3 + 5 + 3 - 1; | |
1178 | src_header.dst_a_source_corr_header.dst__header_type.dst_w_type | |
1179 | = DST_K_SOURCE; | |
1180 | ||
702ada3d DR |
1181 | if (src_command_dl.dst_a_src_cmd_fields.dst_w_src_unsword) |
1182 | { | |
1183 | totsize += write_debug_header (&src_header.dst_a_source_corr_header, | |
1184 | "source corr", dosizeonly); | |
7a0c8d71 | 1185 | |
702ada3d DR |
1186 | totsize += write_debug_data1 (src_command_sf.dst_b_src_command, |
1187 | "source_corr (src setfile)", dosizeonly); | |
7a0c8d71 | 1188 | |
702ada3d DR |
1189 | totsize += write_debug_data2 |
1190 | (src_command_sf.dst_a_src_cmd_fields.dst_w_src_unsword, | |
1191 | "source_corr (fileid)", dosizeonly); | |
7a0c8d71 | 1192 | |
702ada3d DR |
1193 | totsize += write_debug_data1 (src_command_sr.dst_b_src_command, |
1194 | "source_corr (setrec)", dosizeonly); | |
7a0c8d71 | 1195 | |
702ada3d DR |
1196 | totsize += write_debug_data2 |
1197 | (src_command_sr.dst_a_src_cmd_fields.dst_w_src_unsword, | |
1198 | "source_corr (recnum)", dosizeonly); | |
7a0c8d71 | 1199 | |
702ada3d DR |
1200 | totsize += write_debug_data1 (src_command_sl.dst_b_src_command, |
1201 | "source_corr (setlnum)", dosizeonly); | |
7a0c8d71 | 1202 | |
702ada3d DR |
1203 | totsize += write_debug_data4 |
1204 | (src_command_sl.dst_a_src_cmd_fields.dst_l_src_unslong, | |
1205 | "source_corr (linenum)", dosizeonly); | |
7a0c8d71 | 1206 | |
7a0c8d71 DR |
1207 | totsize += write_debug_data1 (src_command_dl.dst_b_src_command, |
1208 | "source_corr (deflines)", dosizeonly); | |
702ada3d | 1209 | |
7a0c8d71 DR |
1210 | sprintf (buff, "source_corr (%d)", |
1211 | src_command_dl.dst_a_src_cmd_fields.dst_w_src_unsword); | |
1212 | totsize += write_debug_data2 | |
1213 | (src_command_dl.dst_a_src_cmd_fields.dst_w_src_unsword, | |
1214 | buff, dosizeonly); | |
702ada3d DR |
1215 | |
1216 | while (linesleft > 0) | |
1217 | { | |
1218 | src_header.dst_a_source_corr_header.dst__header_length.dst_w_length | |
1219 | = DST_K_SOURCE_CORR_HEADER_SIZE + 3 - 1; | |
1220 | src_header.dst_a_source_corr_header.dst__header_type.dst_w_type | |
1221 | = DST_K_SOURCE; | |
1222 | src_command_dl.dst_b_src_command = DST_K_SRC_DEFLINES_W; | |
1223 | ||
1224 | if (linesleft > 65534) | |
1225 | linesleft = linesleft - 65534, linestodo = 65534; | |
1226 | else | |
1227 | linestodo = linesleft, linesleft = 0; | |
1228 | ||
1229 | src_command_dl.dst_a_src_cmd_fields.dst_w_src_unsword = linestodo; | |
1230 | ||
1231 | totsize += write_debug_header (&src_header.dst_a_source_corr_header, | |
1232 | "source corr", dosizeonly); | |
1233 | totsize += write_debug_data1 (src_command_dl.dst_b_src_command, | |
1234 | "source_corr (deflines)", dosizeonly); | |
1235 | sprintf (buff, "source_corr (%d)", | |
1236 | src_command_dl.dst_a_src_cmd_fields.dst_w_src_unsword); | |
1237 | totsize += write_debug_data2 | |
1238 | (src_command_dl.dst_a_src_cmd_fields.dst_w_src_unsword, | |
1239 | buff, dosizeonly); | |
1240 | } | |
7a0c8d71 DR |
1241 | } |
1242 | ||
1243 | return totsize; | |
1244 | } | |
1245 | ||
5f98259a | 1246 | /* Output all the source correlation entries and return the size. Just return |
0e9e1e0a | 1247 | the size if DOSIZEONLY is nonzero. */ |
5f98259a | 1248 | |
7a0c8d71 | 1249 | static int |
2e1eedd6 | 1250 | write_srccorrs (int dosizeonly) |
7a0c8d71 DR |
1251 | { |
1252 | unsigned int i; | |
1253 | int totsize = 0; | |
1254 | ||
1255 | for (i = 1; i < file_info_table_in_use; i++) | |
1256 | totsize += write_srccorr (i, file_info_table[i], dosizeonly); | |
1257 | ||
1258 | return totsize; | |
41077ce4 | 1259 | } |
7a0c8d71 DR |
1260 | \f |
1261 | /* Output a marker (i.e. a label) for the beginning of a function, before | |
1262 | the prologue. */ | |
1263 | ||
1264 | static void | |
2e1eedd6 | 1265 | vmsdbgout_begin_prologue (unsigned int line, const char *file) |
7a0c8d71 DR |
1266 | { |
1267 | char label[MAX_ARTIFICIAL_LABEL_BYTES]; | |
1268 | ||
1269 | if (write_symbols == VMS_AND_DWARF2_DEBUG) | |
1270 | (*dwarf2_debug_hooks.begin_prologue) (line, file); | |
1271 | ||
1272 | if (debug_info_level > DINFO_LEVEL_NONE) | |
1273 | { | |
7a0c8d71 | 1274 | ASM_GENERATE_INTERNAL_LABEL (label, FUNC_BEGIN_LABEL, |
df696a75 | 1275 | current_function_funcdef_no); |
7a0c8d71 DR |
1276 | ASM_OUTPUT_LABEL (asm_out_file, label); |
1277 | } | |
1278 | } | |
1279 | ||
1280 | /* Output a marker (i.e. a label) for the beginning of a function, after | |
1281 | the prologue. */ | |
1282 | ||
702ada3d | 1283 | static void |
2e1eedd6 | 1284 | vmsdbgout_end_prologue (unsigned int line, const char *file) |
7a0c8d71 DR |
1285 | { |
1286 | char label[MAX_ARTIFICIAL_LABEL_BYTES]; | |
1287 | ||
702ada3d DR |
1288 | if (write_symbols == VMS_AND_DWARF2_DEBUG) |
1289 | (*dwarf2_debug_hooks.end_prologue) (line, file); | |
1290 | ||
7a0c8d71 DR |
1291 | if (debug_info_level > DINFO_LEVEL_TERSE) |
1292 | { | |
1293 | ASM_GENERATE_INTERNAL_LABEL (label, FUNC_PROLOG_LABEL, | |
df696a75 | 1294 | current_function_funcdef_no); |
7a0c8d71 | 1295 | ASM_OUTPUT_LABEL (asm_out_file, label); |
702ada3d | 1296 | |
f9da5064 | 1297 | /* VMS PCA expects every PC range to correlate to some line and file. */ |
702ada3d | 1298 | vmsdbgout_source_line (line, file); |
7a0c8d71 DR |
1299 | } |
1300 | } | |
1301 | ||
702ada3d DR |
1302 | /* No output for VMS debug, but make obligatory call to Dwarf2 debug */ |
1303 | ||
1304 | static void | |
2e1eedd6 | 1305 | vmsdbgout_end_function (unsigned int line) |
702ada3d DR |
1306 | { |
1307 | if (write_symbols == VMS_AND_DWARF2_DEBUG) | |
1308 | (*dwarf2_debug_hooks.end_function) (line); | |
1309 | } | |
1310 | ||
7a0c8d71 DR |
1311 | /* Output a marker (i.e. a label) for the absolute end of the generated code |
1312 | for a function definition. This gets called *after* the epilogue code has | |
1313 | been generated. */ | |
1314 | ||
1315 | static void | |
2e1eedd6 | 1316 | vmsdbgout_end_epilogue (unsigned int line, const char *file) |
7a0c8d71 DR |
1317 | { |
1318 | char label[MAX_ARTIFICIAL_LABEL_BYTES]; | |
1319 | ||
1320 | if (write_symbols == VMS_AND_DWARF2_DEBUG) | |
702ada3d | 1321 | (*dwarf2_debug_hooks.end_epilogue) (line, file); |
7a0c8d71 DR |
1322 | |
1323 | if (debug_info_level > DINFO_LEVEL_NONE) | |
1324 | { | |
1325 | /* Output a label to mark the endpoint of the code generated for this | |
3ef42a0c | 1326 | function. */ |
7a0c8d71 | 1327 | ASM_GENERATE_INTERNAL_LABEL (label, FUNC_END_LABEL, |
df696a75 | 1328 | current_function_funcdef_no); |
7a0c8d71 | 1329 | ASM_OUTPUT_LABEL (asm_out_file, label); |
702ada3d | 1330 | |
f9da5064 | 1331 | /* VMS PCA expects every PC range to correlate to some line and file. */ |
702ada3d | 1332 | vmsdbgout_source_line (line, file); |
7a0c8d71 DR |
1333 | } |
1334 | } | |
1335 | ||
1336 | /* Output a marker (i.e. a label) for the beginning of the generated code for | |
1337 | a lexical block. */ | |
1338 | ||
1339 | static void | |
2e1eedd6 | 1340 | vmsdbgout_begin_block (register unsigned line, register unsigned blocknum) |
7a0c8d71 DR |
1341 | { |
1342 | if (write_symbols == VMS_AND_DWARF2_DEBUG) | |
1343 | (*dwarf2_debug_hooks.begin_block) (line, blocknum); | |
1344 | ||
1345 | if (debug_info_level > DINFO_LEVEL_TERSE) | |
5fd9b178 | 1346 | targetm.asm_out.internal_label (asm_out_file, BLOCK_BEGIN_LABEL, blocknum); |
7a0c8d71 DR |
1347 | } |
1348 | ||
1349 | /* Output a marker (i.e. a label) for the end of the generated code for a | |
1350 | lexical block. */ | |
1351 | ||
1352 | static void | |
2e1eedd6 | 1353 | vmsdbgout_end_block (register unsigned line, register unsigned blocknum) |
7a0c8d71 DR |
1354 | { |
1355 | if (write_symbols == VMS_AND_DWARF2_DEBUG) | |
1356 | (*dwarf2_debug_hooks.end_block) (line, blocknum); | |
1357 | ||
1358 | if (debug_info_level > DINFO_LEVEL_TERSE) | |
5fd9b178 | 1359 | targetm.asm_out.internal_label (asm_out_file, BLOCK_END_LABEL, blocknum); |
7a0c8d71 DR |
1360 | } |
1361 | ||
5f98259a RK |
1362 | /* Not implemented in VMS Debug. */ |
1363 | ||
7a0c8d71 | 1364 | static bool |
2e1eedd6 | 1365 | vmsdbgout_ignore_block (tree block) |
7a0c8d71 DR |
1366 | { |
1367 | bool retval = 0; | |
1368 | ||
1369 | if (write_symbols == VMS_AND_DWARF2_DEBUG) | |
1370 | retval = (*dwarf2_debug_hooks.ignore_block) (block); | |
1371 | ||
1372 | return retval; | |
1373 | } | |
1374 | ||
5f98259a RK |
1375 | /* Add an entry for function DECL into the func_table. */ |
1376 | ||
7a0c8d71 | 1377 | static void |
2e1eedd6 | 1378 | vmsdbgout_begin_function (tree decl) |
7a0c8d71 DR |
1379 | { |
1380 | const char *name = XSTR (XEXP (DECL_RTL (decl), 0), 0); | |
87fac4e3 | 1381 | vms_func_ref fde; |
7a0c8d71 DR |
1382 | |
1383 | if (write_symbols == VMS_AND_DWARF2_DEBUG) | |
1384 | (*dwarf2_debug_hooks.begin_function) (decl); | |
1385 | ||
1386 | if (func_table_in_use == func_table_allocated) | |
1387 | { | |
1388 | func_table_allocated += FUNC_TABLE_INCREMENT; | |
87fac4e3 BG |
1389 | func_table |
1390 | = (vms_func_ref) xrealloc (func_table, | |
1391 | func_table_allocated * sizeof (vms_func_node)); | |
7a0c8d71 DR |
1392 | } |
1393 | ||
1394 | /* Add the new entry to the end of the function name table. */ | |
87fac4e3 BG |
1395 | fde = &func_table[func_table_in_use++]; |
1396 | fde->vms_func_name = xstrdup (name); | |
1397 | fde->funcdef_number = current_function_funcdef_no; | |
1398 | ||
7a0c8d71 DR |
1399 | } |
1400 | ||
1401 | static char fullname_buff [4096]; | |
1402 | ||
5f98259a | 1403 | /* Return the full file specification for FILENAME. The specification must be |
23d1aac4 | 1404 | in VMS syntax in order to be processed by VMS Debug. */ |
5f98259a | 1405 | |
7a0c8d71 | 1406 | static char * |
2e1eedd6 | 1407 | full_name (const char *filename) |
7a0c8d71 DR |
1408 | { |
1409 | #ifdef VMS | |
1410 | FILE *fp = fopen (filename, "r"); | |
1411 | ||
1412 | fgetname (fp, fullname_buff, 1); | |
1413 | fclose (fp); | |
1414 | #else | |
1415 | getcwd (fullname_buff, sizeof (fullname_buff)); | |
1416 | ||
1417 | strcat (fullname_buff, "/"); | |
1418 | strcat (fullname_buff, filename); | |
1419 | ||
1420 | /* ??? Insert hairy code here to translate Unix style file specification | |
1421 | to VMS style. */ | |
1422 | #endif | |
1423 | ||
1424 | return fullname_buff; | |
1425 | } | |
1426 | ||
1427 | /* Lookup a filename (in the list of filenames that we know about here in | |
1428 | vmsdbgout.c) and return its "index". The index of each (known) filename is | |
1429 | just a unique number which is associated with only that one filename. We | |
5f98259a RK |
1430 | need such numbers for the sake of generating labels and references |
1431 | to those files numbers. If the filename given as an argument is not | |
7a0c8d71 DR |
1432 | found in our current list, add it to the list and assign it the next |
1433 | available unique index number. In order to speed up searches, we remember | |
1434 | the index of the filename was looked up last. This handles the majority of | |
1435 | all searches. */ | |
1436 | ||
1437 | static unsigned int | |
2e1eedd6 | 1438 | lookup_filename (const char *file_name) |
7a0c8d71 DR |
1439 | { |
1440 | static unsigned int last_file_lookup_index = 0; | |
1441 | register char *fn; | |
1442 | register unsigned i; | |
1443 | char *fnam; | |
1444 | long long cdt; | |
1445 | long ebk; | |
1446 | short ffb; | |
1447 | char rfo; | |
1448 | char flen; | |
1449 | struct stat statbuf; | |
1450 | ||
1451 | if (stat (file_name, &statbuf) == 0) | |
1452 | { | |
6f1fd286 | 1453 | long gmtoff; |
7a0c8d71 | 1454 | #ifdef VMS |
6f1fd286 DR |
1455 | struct tm *ts; |
1456 | ||
f9da5064 | 1457 | /* Adjust for GMT. */ |
6f1fd286 DR |
1458 | ts = (struct tm *) localtime (&statbuf.st_ctime); |
1459 | gmtoff = ts->tm_gmtoff; | |
1460 | ||
f9da5064 | 1461 | /* VMS has multiple file format types. */ |
7a0c8d71 DR |
1462 | rfo = statbuf.st_fab_rfm; |
1463 | #else | |
6f1fd286 DR |
1464 | /* Is GMT adjustment an issue with a cross-compiler? */ |
1465 | gmtoff = 0; | |
1466 | ||
f9da5064 | 1467 | /* Assume stream LF type file. */ |
7a0c8d71 DR |
1468 | rfo = 2; |
1469 | #endif | |
6f1fd286 DR |
1470 | cdt = 10000000 * (statbuf.st_ctime + gmtoff + vms_epoch_offset); |
1471 | ebk = statbuf.st_size / 512 + 1; | |
1472 | ffb = statbuf.st_size - ((statbuf.st_size / 512) * 512); | |
7a0c8d71 DR |
1473 | fnam = full_name (file_name); |
1474 | flen = strlen (fnam); | |
1475 | } | |
1476 | else | |
1477 | { | |
1478 | cdt = 0; | |
1479 | ebk = 0; | |
1480 | ffb = 0; | |
1481 | rfo = 0; | |
c6bc7526 | 1482 | fnam = (char *) ""; |
7a0c8d71 DR |
1483 | flen = 0; |
1484 | } | |
1485 | ||
1486 | /* Check to see if the file name that was searched on the previous call | |
1487 | matches this file name. If so, return the index. */ | |
1488 | if (last_file_lookup_index != 0) | |
1489 | { | |
1490 | fn = file_info_table[last_file_lookup_index].file_name; | |
1491 | if (strcmp (fnam, fn) == 0) | |
1492 | return last_file_lookup_index; | |
1493 | } | |
1494 | ||
1495 | /* Didn't match the previous lookup, search the table */ | |
1496 | for (i = 1; i < file_info_table_in_use; ++i) | |
1497 | { | |
1498 | fn = file_info_table[i].file_name; | |
1499 | if (strcmp (fnam, fn) == 0) | |
1500 | { | |
1501 | last_file_lookup_index = i; | |
1502 | return i; | |
1503 | } | |
1504 | } | |
1505 | ||
41077ce4 | 1506 | /* Prepare to add a new table entry by making sure there is enough space in |
7a0c8d71 DR |
1507 | the table to do so. If not, expand the current table. */ |
1508 | if (file_info_table_in_use == file_info_table_allocated) | |
1509 | { | |
1510 | ||
1511 | file_info_table_allocated += FILE_TABLE_INCREMENT; | |
703ad42b KG |
1512 | file_info_table = xrealloc (file_info_table, |
1513 | (file_info_table_allocated | |
1514 | * sizeof (dst_file_info_entry))); | |
7a0c8d71 DR |
1515 | } |
1516 | ||
1517 | /* Add the new entry to the end of the filename table. */ | |
1518 | file_info_table[file_info_table_in_use].file_name = xstrdup (fnam); | |
1519 | file_info_table[file_info_table_in_use].max_line = 0; | |
1520 | file_info_table[file_info_table_in_use].cdt = cdt; | |
1521 | file_info_table[file_info_table_in_use].ebk = ebk; | |
1522 | file_info_table[file_info_table_in_use].ffb = ffb; | |
1523 | file_info_table[file_info_table_in_use].rfo = rfo; | |
1524 | file_info_table[file_info_table_in_use].flen = flen; | |
1525 | ||
1526 | last_file_lookup_index = file_info_table_in_use++; | |
1527 | return last_file_lookup_index; | |
1528 | } | |
1529 | ||
1530 | /* Output a label to mark the beginning of a source code line entry | |
1531 | and record information relating to this source line, in | |
1532 | 'line_info_table' for later output of the .debug_line section. */ | |
1533 | ||
1534 | static void | |
2e1eedd6 | 1535 | vmsdbgout_source_line (register unsigned line, register const char *filename) |
7a0c8d71 DR |
1536 | { |
1537 | if (write_symbols == VMS_AND_DWARF2_DEBUG) | |
1538 | (*dwarf2_debug_hooks.source_line) (line, filename); | |
1539 | ||
1540 | if (debug_info_level >= DINFO_LEVEL_TERSE) | |
1541 | { | |
1542 | dst_line_info_ref line_info; | |
1543 | ||
5fd9b178 KH |
1544 | targetm.asm_out.internal_label (asm_out_file, LINE_CODE_LABEL, |
1545 | line_info_table_in_use); | |
7a0c8d71 DR |
1546 | |
1547 | /* Expand the line info table if necessary. */ | |
1548 | if (line_info_table_in_use == line_info_table_allocated) | |
1549 | { | |
1550 | line_info_table_allocated += LINE_INFO_TABLE_INCREMENT; | |
703ad42b KG |
1551 | line_info_table = xrealloc (line_info_table, |
1552 | (line_info_table_allocated | |
1553 | * sizeof (dst_line_info_entry))); | |
41077ce4 | 1554 | } |
7a0c8d71 DR |
1555 | |
1556 | /* Add the new entry at the end of the line_info_table. */ | |
1557 | line_info = &line_info_table[line_info_table_in_use++]; | |
1558 | line_info->dst_file_num = lookup_filename (filename); | |
1559 | line_info->dst_line_num = line; | |
1560 | if (line > file_info_table[line_info->dst_file_num].max_line) | |
1561 | file_info_table[line_info->dst_file_num].max_line = line; | |
1562 | } | |
1563 | } | |
1564 | ||
1565 | /* Record the beginning of a new source file, for later output. | |
1566 | At present, unimplemented. */ | |
1567 | ||
1568 | static void | |
2e1eedd6 | 1569 | vmsdbgout_start_source_file (unsigned int lineno, const char *filename) |
7a0c8d71 DR |
1570 | { |
1571 | if (write_symbols == VMS_AND_DWARF2_DEBUG) | |
1572 | (*dwarf2_debug_hooks.start_source_file) (lineno, filename); | |
1573 | } | |
1574 | ||
1575 | /* Record the end of a source file, for later output. | |
1576 | At present, unimplemented. */ | |
1577 | ||
1578 | static void | |
2e1eedd6 | 1579 | vmsdbgout_end_source_file (unsigned int lineno ATTRIBUTE_UNUSED) |
7a0c8d71 DR |
1580 | { |
1581 | if (write_symbols == VMS_AND_DWARF2_DEBUG) | |
1582 | (*dwarf2_debug_hooks.end_source_file) (lineno); | |
1583 | } | |
1584 | ||
1585 | /* Set up for Debug output at the start of compilation. */ | |
1586 | ||
1587 | static void | |
2e1eedd6 | 1588 | vmsdbgout_init (const char *main_input_filename) |
7a0c8d71 DR |
1589 | { |
1590 | const char *language_string = lang_hooks.name; | |
1591 | ||
1592 | if (write_symbols == VMS_AND_DWARF2_DEBUG) | |
1593 | (*dwarf2_debug_hooks.init) (main_input_filename); | |
1594 | ||
1595 | if (debug_info_level == DINFO_LEVEL_NONE) | |
1596 | return; | |
1597 | ||
1598 | /* Remember the name of the primary input file. */ | |
1599 | primary_filename = main_input_filename; | |
1600 | ||
1601 | /* Allocate the initial hunk of the file_info_table. */ | |
1602 | file_info_table | |
703ad42b | 1603 | = xcalloc (FILE_TABLE_INCREMENT, sizeof (dst_file_info_entry)); |
7a0c8d71 DR |
1604 | file_info_table_allocated = FILE_TABLE_INCREMENT; |
1605 | ||
1606 | /* Skip the first entry - file numbers begin at 1 */ | |
1607 | file_info_table_in_use = 1; | |
1608 | ||
87fac4e3 | 1609 | func_table = (vms_func_ref) xcalloc (FUNC_TABLE_INCREMENT, sizeof (vms_func_node)); |
7a0c8d71 DR |
1610 | func_table_allocated = FUNC_TABLE_INCREMENT; |
1611 | func_table_in_use = 1; | |
1612 | ||
1613 | /* Allocate the initial hunk of the line_info_table. */ | |
1614 | line_info_table | |
703ad42b | 1615 | = xcalloc (LINE_INFO_TABLE_INCREMENT, sizeof (dst_line_info_entry)); |
7a0c8d71 DR |
1616 | line_info_table_allocated = LINE_INFO_TABLE_INCREMENT; |
1617 | /* zero-th entry is allocated, but unused */ | |
1618 | line_info_table_in_use = 1; | |
1619 | ||
1620 | lookup_filename (primary_filename); | |
1621 | ||
1622 | if (!strcmp (language_string, "GNU C")) | |
1623 | module_language = DST_K_C; | |
1624 | else if (!strcmp (language_string, "GNU C++")) | |
1625 | module_language = DST_K_CXX; | |
1626 | else if (!strcmp (language_string, "GNU Ada")) | |
1627 | module_language = DST_K_ADA; | |
1628 | else if (!strcmp (language_string, "GNU F77")) | |
1629 | module_language = DST_K_FORTRAN; | |
1630 | else | |
1631 | module_language = DST_K_UNKNOWN; | |
1632 | ||
1dcd444b | 1633 | module_producer = concat (language_string, " ", version_string, NULL); |
7a0c8d71 DR |
1634 | |
1635 | ASM_GENERATE_INTERNAL_LABEL (text_end_label, TEXT_END_LABEL, 0); | |
1636 | ||
1637 | } | |
1638 | ||
5f98259a RK |
1639 | /* Not implemented in VMS Debug. */ |
1640 | ||
7a0c8d71 | 1641 | static void |
2e1eedd6 | 1642 | vmsdbgout_define (unsigned int lineno, const char *buffer) |
7a0c8d71 DR |
1643 | { |
1644 | if (write_symbols == VMS_AND_DWARF2_DEBUG) | |
1645 | (*dwarf2_debug_hooks.define) (lineno, buffer); | |
1646 | } | |
1647 | ||
5f98259a RK |
1648 | /* Not implemented in VMS Debug. */ |
1649 | ||
7a0c8d71 | 1650 | static void |
2e1eedd6 | 1651 | vmsdbgout_undef (unsigned int lineno, const char *buffer) |
7a0c8d71 DR |
1652 | { |
1653 | if (write_symbols == VMS_AND_DWARF2_DEBUG) | |
1654 | (*dwarf2_debug_hooks.undef) (lineno, buffer); | |
1655 | } | |
1656 | ||
5f98259a RK |
1657 | /* Not implemented in VMS Debug. */ |
1658 | ||
7a0c8d71 | 1659 | static void |
2e1eedd6 | 1660 | vmsdbgout_decl (tree decl) |
7a0c8d71 DR |
1661 | { |
1662 | if (write_symbols == VMS_AND_DWARF2_DEBUG) | |
1663 | (*dwarf2_debug_hooks.function_decl) (decl); | |
1664 | } | |
1665 | ||
5f98259a RK |
1666 | /* Not implemented in VMS Debug. */ |
1667 | ||
7a0c8d71 | 1668 | static void |
2e1eedd6 | 1669 | vmsdbgout_global_decl (tree decl) |
7a0c8d71 DR |
1670 | { |
1671 | if (write_symbols == VMS_AND_DWARF2_DEBUG) | |
1672 | (*dwarf2_debug_hooks.global_decl) (decl); | |
1673 | } | |
1674 | ||
5f98259a RK |
1675 | /* Not implemented in VMS Debug. */ |
1676 | ||
7a0c8d71 | 1677 | static void |
2e1eedd6 | 1678 | vmsdbgout_abstract_function (tree decl) |
7a0c8d71 DR |
1679 | { |
1680 | if (write_symbols == VMS_AND_DWARF2_DEBUG) | |
1681 | (*dwarf2_debug_hooks.outlining_inline_function) (decl); | |
1682 | } | |
1683 | ||
5f98259a RK |
1684 | /* Output stuff that Debug requires at the end of every file and generate the |
1685 | VMS Debug debugging info. */ | |
7a0c8d71 DR |
1686 | |
1687 | static void | |
2e1eedd6 | 1688 | vmsdbgout_finish (const char *main_input_filename ATTRIBUTE_UNUSED) |
7a0c8d71 DR |
1689 | { |
1690 | unsigned int i; | |
1691 | int totsize; | |
1692 | ||
1693 | if (write_symbols == VMS_AND_DWARF2_DEBUG) | |
64c1652c | 1694 | (*dwarf2_debug_hooks.finish) (main_input_filename); |
7a0c8d71 DR |
1695 | |
1696 | if (debug_info_level == DINFO_LEVEL_NONE) | |
1697 | return; | |
1698 | ||
1699 | /* Output a terminator label for the .text section. */ | |
1700 | text_section (); | |
5fd9b178 | 1701 | targetm.asm_out.internal_label (asm_out_file, TEXT_END_LABEL, 0); |
7a0c8d71 DR |
1702 | |
1703 | /* Output debugging information. | |
1704 | Warning! Do not change the name of the .vmsdebug section without | |
23d1aac4 | 1705 | changing it in the assembler also. */ |
7a0c8d71 DR |
1706 | named_section (NULL_TREE, ".vmsdebug", 0); |
1707 | ASM_OUTPUT_ALIGN (asm_out_file, 0); | |
1708 | ||
1709 | totsize = write_modbeg (1); | |
1710 | for (i = 1; i < func_table_in_use; i++) | |
1711 | { | |
1712 | totsize += write_rtnbeg (i, 1); | |
1713 | totsize += write_rtnend (i, 1); | |
1714 | } | |
1715 | totsize += write_pclines (1); | |
1716 | ||
1717 | write_modbeg (0); | |
1718 | for (i = 1; i < func_table_in_use; i++) | |
1719 | { | |
1720 | write_rtnbeg (i, 0); | |
1721 | write_rtnend (i, 0); | |
1722 | } | |
1723 | write_pclines (0); | |
1724 | ||
1725 | if (debug_info_level > DINFO_LEVEL_TERSE) | |
1726 | { | |
1727 | totsize = write_srccorrs (1); | |
1728 | write_srccorrs (0); | |
1729 | } | |
1730 | ||
1731 | totsize = write_modend (1); | |
1732 | write_modend (0); | |
1733 | } | |
1734 | #endif /* VMS_DEBUGGING_INFO */ |