Commit | Line | Data |
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e9f53129 | 1 | # This shell script emits a C file. -*- C -*- |
ff7a0acf | 2 | # Copyright 2006, 2007, 2008 Free Software Foundation, Inc. |
e9f53129 | 3 | # |
f96b4a7b | 4 | # This file is part of the GNU Binutils. |
e9f53129 AM |
5 | # |
6 | # This program is free software; you can redistribute it and/or modify | |
7 | # it under the terms of the GNU General Public License as published by | |
f96b4a7b | 8 | # the Free Software Foundation; either version 3 of the License, or |
e9f53129 AM |
9 | # (at your option) any later version. |
10 | # | |
11 | # This program is distributed in the hope that it will be useful, | |
12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | # GNU General Public License for more details. | |
15 | # | |
f96b4a7b NC |
16 | # You should have received a copy of the GNU General Public License |
17 | # along with this program; if not, write to the Free Software | |
18 | # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, | |
19 | # MA 02110-1301, USA. | |
e9f53129 AM |
20 | # |
21 | ||
22 | # This file is sourced from elf32.em, and defines extra spu specific | |
23 | # features. | |
24 | # | |
92b93329 | 25 | fragment <<EOF |
e9f53129 AM |
26 | #include "ldctor.h" |
27 | #include "elf32-spu.h" | |
28 | ||
29 | /* Non-zero if no overlay processing should be done. */ | |
30 | static int no_overlays = 0; | |
31 | ||
32 | /* Non-zero if we want stubs on all calls out of overlay regions. */ | |
33 | static int non_overlay_stubs = 0; | |
34 | ||
35 | /* Whether to emit symbols for stubs. */ | |
36 | static int emit_stub_syms = 0; | |
37 | ||
49fa1e15 AM |
38 | /* Non-zero to perform stack space analysis. */ |
39 | static int stack_analysis = 0; | |
40 | ||
41 | /* Whether to emit symbols with stack requirements for each function. */ | |
42 | static int emit_stack_syms = 0; | |
43 | ||
e9f53129 AM |
44 | /* Range of valid addresses for loadable sections. */ |
45 | static bfd_vma local_store_lo = 0; | |
46 | static bfd_vma local_store_hi = 0x3ffff; | |
47 | ||
9dcc4794 AM |
48 | /* Control --auto-overlay feature. */ |
49 | static int auto_overlay = 0; | |
50 | static char *auto_overlay_file = 0; | |
51 | static unsigned int auto_overlay_fixed = 0; | |
52 | static unsigned int auto_overlay_reserved = 0; | |
53 | int my_argc; | |
54 | char **my_argv; | |
55 | ||
671ace2f AM |
56 | static const char ovl_mgr[] = { |
57 | EOF | |
58 | ||
59 | ../binutils/bin2c < ${srcdir}/emultempl/spu_ovl.o >> e${EMULATION_NAME}.c | |
60 | ||
92b93329 | 61 | fragment <<EOF |
671ace2f | 62 | }; |
e9f53129 AM |
63 | |
64 | static const struct _ovl_stream ovl_mgr_stream = { | |
671ace2f AM |
65 | ovl_mgr, |
66 | ovl_mgr + sizeof (ovl_mgr) | |
e9f53129 AM |
67 | }; |
68 | ||
e9f53129 AM |
69 | |
70 | static int | |
71 | is_spu_target (void) | |
72 | { | |
73 | extern const bfd_target bfd_elf32_spu_vec; | |
74 | ||
f13a99db | 75 | return link_info.output_bfd->xvec == &bfd_elf32_spu_vec; |
e9f53129 AM |
76 | } |
77 | ||
78 | /* Create our note section. */ | |
79 | ||
80 | static void | |
81 | spu_after_open (void) | |
82 | { | |
83 | if (is_spu_target () | |
84 | && !link_info.relocatable | |
85 | && link_info.input_bfds != NULL | |
c65be8d7 | 86 | && !spu_elf_create_sections (&link_info, |
49fa1e15 | 87 | stack_analysis, emit_stack_syms)) |
e9f53129 AM |
88 | einfo ("%X%P: can not create note section: %E\n"); |
89 | ||
90 | gld${EMULATION_NAME}_after_open (); | |
91 | } | |
92 | ||
47f6dab9 AM |
93 | /* If O is NULL, add section S at the end of output section OUTPUT_NAME. |
94 | If O is not NULL, add section S at the beginning of output section O. | |
e9f53129 AM |
95 | |
96 | Really, we should be duplicating ldlang.c map_input_to_output_sections | |
97 | logic here, ie. using the linker script to find where the section | |
98 | goes. That's rather a lot of code, and we don't want to run | |
99 | map_input_to_output_sections again because most sections are already | |
100 | mapped. So cheat, and put the section in a fixed place, ignoring any | |
101 | attempt via a linker script to put .stub, .ovtab, and built-in | |
102 | overlay manager code somewhere else. */ | |
103 | ||
104 | static void | |
47f6dab9 | 105 | spu_place_special_section (asection *s, asection *o, const char *output_name) |
e9f53129 AM |
106 | { |
107 | lang_output_section_statement_type *os; | |
108 | ||
47f6dab9 | 109 | os = lang_output_section_find (o != NULL ? o->name : output_name); |
e9f53129 AM |
110 | if (os == NULL) |
111 | { | |
112 | const char *save = s->name; | |
113 | s->name = output_name; | |
114 | gld${EMULATION_NAME}_place_orphan (s); | |
115 | s->name = save; | |
116 | } | |
47f6dab9 AM |
117 | else if (o != NULL && os->children.head != NULL) |
118 | { | |
119 | lang_statement_list_type add; | |
120 | ||
121 | lang_list_init (&add); | |
122 | lang_add_section (&add, s, os); | |
123 | *add.tail = os->children.head; | |
124 | os->children.head = add.head; | |
125 | } | |
e9f53129 AM |
126 | else |
127 | lang_add_section (&os->children, s, os); | |
128 | ||
129 | s->output_section->size += s->size; | |
130 | } | |
131 | ||
132 | /* Load built-in overlay manager, and tweak overlay section alignment. */ | |
133 | ||
134 | static void | |
135 | spu_elf_load_ovl_mgr (void) | |
136 | { | |
137 | lang_output_section_statement_type *os; | |
138 | struct elf_link_hash_entry *h; | |
139 | ||
140 | h = elf_link_hash_lookup (elf_hash_table (&link_info), | |
141 | "__ovly_load", FALSE, FALSE, FALSE); | |
142 | ||
143 | if (h != NULL | |
144 | && (h->root.type == bfd_link_hash_defined | |
145 | || h->root.type == bfd_link_hash_defweak) | |
146 | && h->def_regular) | |
147 | { | |
148 | /* User supplied __ovly_load. */ | |
149 | } | |
45d3b878 AM |
150 | else if (ovl_mgr_stream.start == ovl_mgr_stream.end) |
151 | einfo ("%F%P: no built-in overlay manager\n"); | |
e9f53129 AM |
152 | else |
153 | { | |
154 | lang_input_statement_type *ovl_is; | |
155 | ||
156 | ovl_is = lang_add_input_file ("builtin ovl_mgr", | |
157 | lang_input_file_is_file_enum, | |
158 | NULL); | |
159 | ||
160 | if (!spu_elf_open_builtin_lib (&ovl_is->the_bfd, &ovl_mgr_stream)) | |
161 | einfo ("%X%P: can not open built-in overlay manager: %E\n"); | |
162 | else | |
163 | { | |
164 | asection *in; | |
165 | ||
166 | if (!load_symbols (ovl_is, NULL)) | |
167 | einfo ("%X%P: can not load built-in overlay manager: %E\n"); | |
168 | ||
169 | /* Map overlay manager sections to output sections. */ | |
170 | for (in = ovl_is->the_bfd->sections; in != NULL; in = in->next) | |
171 | if ((in->flags & (SEC_ALLOC | SEC_LOAD)) | |
172 | == (SEC_ALLOC | SEC_LOAD)) | |
47f6dab9 | 173 | spu_place_special_section (in, NULL, ".text"); |
e9f53129 AM |
174 | } |
175 | } | |
176 | ||
177 | /* Ensure alignment of overlay sections is sufficient. */ | |
178 | for (os = &lang_output_section_statement.head->output_section_statement; | |
179 | os != NULL; | |
180 | os = os->next) | |
181 | if (os->bfd_section != NULL | |
182 | && spu_elf_section_data (os->bfd_section) != NULL | |
47f6dab9 | 183 | && spu_elf_section_data (os->bfd_section)->u.o.ovl_index != 0) |
e9f53129 AM |
184 | { |
185 | if (os->bfd_section->alignment_power < 4) | |
186 | os->bfd_section->alignment_power = 4; | |
187 | ||
188 | /* Also ensure size rounds up. */ | |
189 | os->block_value = 16; | |
190 | } | |
191 | } | |
192 | ||
193 | /* Go find if we need to do anything special for overlays. */ | |
194 | ||
195 | static void | |
196 | spu_before_allocation (void) | |
197 | { | |
198 | if (is_spu_target () | |
199 | && !link_info.relocatable | |
200 | && !no_overlays) | |
201 | { | |
202 | /* Size the sections. This is premature, but we need to know the | |
203 | rough layout so that overlays can be found. */ | |
204 | expld.phase = lang_mark_phase_enum; | |
205 | expld.dataseg.phase = exp_dataseg_none; | |
206 | one_lang_size_sections_pass (NULL, TRUE); | |
207 | ||
208 | /* Find overlays by inspecting section vmas. */ | |
c65be8d7 | 209 | if (spu_elf_find_overlays (&link_info)) |
e9f53129 | 210 | { |
47f6dab9 | 211 | int ret; |
e9f53129 | 212 | |
9dcc4794 AM |
213 | if (auto_overlay != 0) |
214 | { | |
215 | einfo ("%P: --auto-overlay ignored with user overlay script\n"); | |
216 | auto_overlay = 0; | |
217 | } | |
218 | ||
c65be8d7 | 219 | ret = spu_elf_size_stubs (&link_info, |
47f6dab9 AM |
220 | spu_place_special_section, |
221 | non_overlay_stubs); | |
222 | if (ret == 0) | |
e9f53129 | 223 | einfo ("%X%P: can not size overlay stubs: %E\n"); |
47f6dab9 AM |
224 | else if (ret == 2) |
225 | spu_elf_load_ovl_mgr (); | |
e9f53129 AM |
226 | } |
227 | ||
228 | /* We must not cache anything from the preliminary sizing. */ | |
229 | lang_reset_memory_regions (); | |
230 | } | |
231 | ||
232 | gld${EMULATION_NAME}_before_allocation (); | |
233 | } | |
234 | ||
9dcc4794 AM |
235 | struct tflist { |
236 | struct tflist *next; | |
237 | char name[9]; | |
238 | }; | |
239 | ||
240 | static struct tflist *tmp_file_list; | |
241 | ||
242 | static void clean_tmp (void) | |
243 | { | |
244 | for (; tmp_file_list != NULL; tmp_file_list = tmp_file_list->next) | |
245 | unlink (tmp_file_list->name); | |
246 | } | |
247 | ||
248 | static int | |
249 | new_tmp_file (char **fname) | |
250 | { | |
251 | struct tflist *tf; | |
252 | int fd; | |
253 | ||
254 | if (tmp_file_list == NULL) | |
255 | atexit (clean_tmp); | |
256 | tf = xmalloc (sizeof (*tf)); | |
257 | tf->next = tmp_file_list; | |
258 | tmp_file_list = tf; | |
259 | memcpy (tf->name, "ldXXXXXX", sizeof (tf->name)); | |
260 | *fname = tf->name; | |
261 | #ifdef HAVE_MKSTEMP | |
262 | fd = mkstemp (*fname); | |
263 | #else | |
264 | *fname = mktemp (*fname); | |
265 | if (*fname == NULL) | |
266 | return -1; | |
267 | fd = open (fname, O_RDWR | O_CREAT | O_EXCL, 0600); | |
268 | #endif | |
269 | return fd; | |
270 | } | |
271 | ||
272 | static FILE * | |
273 | spu_elf_open_overlay_script (void) | |
274 | { | |
275 | FILE *script = NULL; | |
276 | ||
277 | if (auto_overlay_file == NULL) | |
278 | { | |
279 | int fd = new_tmp_file (&auto_overlay_file); | |
280 | if (fd == -1) | |
281 | goto file_err; | |
282 | script = fdopen (fd, "w"); | |
283 | } | |
284 | else | |
285 | script = fopen (auto_overlay_file, "w"); | |
286 | ||
287 | if (script == NULL) | |
288 | { | |
289 | file_err: | |
290 | einfo ("%F%P: can not open script: %E\n"); | |
291 | } | |
292 | return script; | |
293 | } | |
294 | ||
295 | static void | |
296 | spu_elf_relink (void) | |
297 | { | |
298 | char **argv = xmalloc ((my_argc + 5) * sizeof (*argv)); | |
299 | ||
300 | memcpy (argv, my_argv, my_argc * sizeof (*argv)); | |
301 | argv[my_argc++] = "--no-auto-overlay"; | |
302 | if (tmp_file_list->name == auto_overlay_file) | |
303 | argv[my_argc++] = auto_overlay_file; | |
304 | argv[my_argc++] = "-T"; | |
305 | argv[my_argc++] = auto_overlay_file; | |
306 | argv[my_argc] = 0; | |
307 | execvp (argv[0], (char *const *) argv); | |
308 | perror (argv[0]); | |
309 | _exit (127); | |
310 | } | |
311 | ||
e9f53129 AM |
312 | /* Final emulation specific call. */ |
313 | ||
314 | static void | |
315 | gld${EMULATION_NAME}_finish (void) | |
316 | { | |
317 | int need_laying_out; | |
318 | ||
f13a99db | 319 | need_laying_out = bfd_elf_discard_info (link_info.output_bfd, &link_info); |
e9f53129 AM |
320 | |
321 | gld${EMULATION_NAME}_map_segments (need_laying_out); | |
322 | ||
771a9c5f | 323 | if (is_spu_target ()) |
e9f53129 | 324 | { |
771a9c5f AM |
325 | if (local_store_lo < local_store_hi) |
326 | { | |
327 | asection *s; | |
328 | ||
9dcc4794 AM |
329 | s = spu_elf_check_vma (&link_info, auto_overlay, |
330 | local_store_lo, local_store_hi, | |
331 | auto_overlay_fixed, auto_overlay_reserved, | |
332 | spu_elf_load_ovl_mgr, | |
333 | spu_elf_open_overlay_script, | |
334 | spu_elf_relink); | |
335 | if (s != NULL && !auto_overlay) | |
771a9c5f AM |
336 | einfo ("%X%P: %A exceeds local store range\n", s); |
337 | } | |
9dcc4794 AM |
338 | else if (auto_overlay) |
339 | einfo ("%P: --auto-overlay ignored with zero local store range\n"); | |
e9f53129 | 340 | |
771a9c5f AM |
341 | if (!spu_elf_build_stubs (&link_info, |
342 | emit_stub_syms || link_info.emitrelocations)) | |
343 | einfo ("%X%P: can not build overlay stubs: %E\n"); | |
e9f53129 AM |
344 | } |
345 | ||
e9f53129 AM |
346 | finish_default (); |
347 | } | |
348 | ||
9dcc4794 AM |
349 | static char * |
350 | gld${EMULATION_NAME}_choose_target (int argc, char *argv[]) | |
351 | { | |
352 | my_argc = argc; | |
353 | my_argv = argv; | |
354 | return ldemul_default_target (argc, argv); | |
355 | } | |
356 | ||
e9f53129 AM |
357 | EOF |
358 | ||
dc27aea4 | 359 | if grep -q 'ld_elf.*ppc.*_emulation' ldemul-list.h; then |
92b93329 | 360 | fragment <<EOF |
dc27aea4 AM |
361 | #include "filenames.h" |
362 | #include <fcntl.h> | |
363 | #include <sys/wait.h> | |
364 | ||
3ba20bde AM |
365 | static const char * |
366 | base_name (const char *path) | |
367 | { | |
368 | const char *file = strrchr (path, '/'); | |
369 | #ifdef HAVE_DOS_BASED_FILE_SYSTEM | |
370 | { | |
0fd1c9f1 | 371 | char *bslash = strrchr (path, '\\\\'); |
3ba20bde AM |
372 | |
373 | if (file == NULL || (bslash != NULL && bslash > file)) | |
374 | file = bslash; | |
375 | if (file == NULL | |
376 | && path[0] != '\0' | |
377 | && path[1] == ':') | |
378 | file = path + 1; | |
379 | } | |
380 | #endif | |
381 | if (file == NULL) | |
382 | file = path; | |
383 | else | |
384 | ++file; | |
385 | return file; | |
386 | } | |
387 | ||
dc27aea4 AM |
388 | /* This function is called when building a ppc32 or ppc64 executable |
389 | to handle embedded spu images. */ | |
390 | extern bfd_boolean embedded_spu_file (lang_input_statement_type *, const char *); | |
391 | ||
392 | bfd_boolean | |
393 | embedded_spu_file (lang_input_statement_type *entry, const char *flags) | |
394 | { | |
395 | const char *cmd[6]; | |
396 | const char *sym; | |
397 | char *handle, *p; | |
dc27aea4 AM |
398 | char *oname; |
399 | int fd; | |
400 | pid_t pid; | |
401 | int status; | |
402 | union lang_statement_union **old_stat_tail; | |
403 | union lang_statement_union **old_file_tail; | |
404 | union lang_statement_union *new_ent; | |
3ba20bde | 405 | lang_input_statement_type *search; |
dc27aea4 AM |
406 | |
407 | if (entry->the_bfd->format != bfd_object | |
408 | || strcmp (entry->the_bfd->xvec->name, "elf32-spu") != 0 | |
409 | || (entry->the_bfd->tdata.elf_obj_data->elf_header->e_type != ET_EXEC | |
410 | && entry->the_bfd->tdata.elf_obj_data->elf_header->e_type != ET_DYN)) | |
411 | return FALSE; | |
412 | ||
413 | /* Use the filename as the symbol marking the program handle struct. */ | |
3ba20bde | 414 | sym = base_name (entry->the_bfd->filename); |
dc27aea4 AM |
415 | |
416 | handle = xstrdup (sym); | |
417 | for (p = handle; *p; ++p) | |
418 | if (!(ISALNUM (*p) || *p == '$' || *p == '.')) | |
419 | *p = '_'; | |
420 | ||
9dcc4794 | 421 | fd = new_tmp_file (&oname); |
dc27aea4 AM |
422 | if (fd == -1) |
423 | return FALSE; | |
424 | close (fd); | |
425 | ||
3ba20bde AM |
426 | for (search = (lang_input_statement_type *) input_file_chain.head; |
427 | search != NULL; | |
428 | search = (lang_input_statement_type *) search->next_real_file) | |
80c4ed32 AM |
429 | if (search->filename != NULL) |
430 | { | |
431 | const char *infile = base_name (search->filename); | |
432 | ||
433 | if (strncmp (infile, "crtbegin", 8) == 0) | |
434 | { | |
435 | if (infile[8] == 'S') | |
ff7a0acf | 436 | flags = concat (flags, " -fPIC", (const char *) NULL); |
80c4ed32 | 437 | else if (infile[8] == 'T') |
ff7a0acf | 438 | flags = concat (flags, " -fpie", (const char *) NULL); |
80c4ed32 AM |
439 | break; |
440 | } | |
441 | } | |
3ba20bde | 442 | |
dc27aea4 AM |
443 | /* Use fork() and exec() rather than system() so that we don't |
444 | need to worry about quoting args. */ | |
42ba7415 | 445 | cmd[0] = EMBEDSPU; |
dc27aea4 AM |
446 | cmd[1] = flags; |
447 | cmd[2] = handle; | |
448 | cmd[3] = entry->the_bfd->filename; | |
449 | cmd[4] = oname; | |
450 | cmd[5] = NULL; | |
451 | if (trace_file_tries) | |
452 | { | |
453 | info_msg (_("running: %s \"%s\" \"%s\" \"%s\" \"%s\"\n"), | |
454 | cmd[0], cmd[1], cmd[2], cmd[3], cmd[4]); | |
455 | fflush (stdout); | |
456 | } | |
457 | ||
458 | pid = fork (); | |
459 | if (pid == -1) | |
460 | return FALSE; | |
461 | if (pid == 0) | |
462 | { | |
463 | execvp (cmd[0], (char *const *) cmd); | |
42ba7415 | 464 | if (strcmp ("embedspu", EMBEDSPU) != 0) |
628e8859 AM |
465 | { |
466 | cmd[0] = "embedspu"; | |
467 | execvp (cmd[0], (char *const *) cmd); | |
468 | } | |
dc27aea4 AM |
469 | perror (cmd[0]); |
470 | _exit (127); | |
471 | } | |
472 | #ifdef HAVE_WAITPID | |
473 | #define WAITFOR(PID, STAT) waitpid (PID, STAT, 0) | |
474 | #else | |
475 | #define WAITFOR(PID, STAT) wait (STAT) | |
476 | #endif | |
477 | if (WAITFOR (pid, &status) != pid | |
478 | || !WIFEXITED (status) | |
479 | || WEXITSTATUS (status) != 0) | |
480 | return FALSE; | |
481 | #undef WAITFOR | |
482 | ||
483 | old_stat_tail = stat_ptr->tail; | |
484 | old_file_tail = input_file_chain.tail; | |
485 | if (lang_add_input_file (oname, lang_input_file_is_file_enum, NULL) == NULL) | |
486 | return FALSE; | |
487 | ||
488 | /* lang_add_input_file put the new list entry at the end of the statement | |
489 | and input file lists. Move it to just after the current entry. */ | |
490 | new_ent = *old_stat_tail; | |
491 | *old_stat_tail = NULL; | |
492 | stat_ptr->tail = old_stat_tail; | |
493 | *old_file_tail = NULL; | |
494 | input_file_chain.tail = old_file_tail; | |
495 | new_ent->header.next = entry->header.next; | |
496 | entry->header.next = new_ent; | |
497 | new_ent->input_statement.next_real_file = entry->next_real_file; | |
498 | entry->next_real_file = new_ent; | |
499 | ||
500 | /* Ensure bfd sections are excluded from the output. */ | |
501 | bfd_section_list_clear (entry->the_bfd); | |
502 | entry->loaded = TRUE; | |
503 | return TRUE; | |
504 | } | |
505 | ||
506 | EOF | |
507 | fi | |
508 | ||
e9f53129 AM |
509 | # Define some shell vars to insert bits of code into the standard elf |
510 | # parse_args and list_options functions. | |
511 | # | |
512 | PARSE_AND_LIST_PROLOGUE=' | |
513 | #define OPTION_SPU_PLUGIN 301 | |
514 | #define OPTION_SPU_NO_OVERLAYS (OPTION_SPU_PLUGIN + 1) | |
515 | #define OPTION_SPU_STUB_SYMS (OPTION_SPU_NO_OVERLAYS + 1) | |
516 | #define OPTION_SPU_NON_OVERLAY_STUBS (OPTION_SPU_STUB_SYMS + 1) | |
517 | #define OPTION_SPU_LOCAL_STORE (OPTION_SPU_NON_OVERLAY_STUBS + 1) | |
49fa1e15 AM |
518 | #define OPTION_SPU_STACK_ANALYSIS (OPTION_SPU_LOCAL_STORE + 1) |
519 | #define OPTION_SPU_STACK_SYMS (OPTION_SPU_STACK_ANALYSIS + 1) | |
9dcc4794 AM |
520 | #define OPTION_SPU_AUTO_OVERLAY (OPTION_SPU_STACK_SYMS + 1) |
521 | #define OPTION_SPU_AUTO_RELINK (OPTION_SPU_AUTO_OVERLAY + 1) | |
522 | #define OPTION_SPU_OVERLAY_RODATA (OPTION_SPU_AUTO_RELINK + 1) | |
523 | #define OPTION_SPU_FIXED_SPACE (OPTION_SPU_OVERLAY_RODATA + 1) | |
524 | #define OPTION_SPU_RESERVED_SPACE (OPTION_SPU_FIXED_SPACE + 1) | |
525 | #define OPTION_SPU_NO_AUTO_OVERLAY (OPTION_SPU_RESERVED_SPACE + 1) | |
e9f53129 AM |
526 | ' |
527 | ||
528 | PARSE_AND_LIST_LONGOPTS=' | |
529 | { "plugin", no_argument, NULL, OPTION_SPU_PLUGIN }, | |
530 | { "no-overlays", no_argument, NULL, OPTION_SPU_NO_OVERLAYS }, | |
531 | { "emit-stub-syms", no_argument, NULL, OPTION_SPU_STUB_SYMS }, | |
532 | { "extra-overlay-stubs", no_argument, NULL, OPTION_SPU_NON_OVERLAY_STUBS }, | |
533 | { "local-store", required_argument, NULL, OPTION_SPU_LOCAL_STORE }, | |
49fa1e15 AM |
534 | { "stack-analysis", no_argument, NULL, OPTION_SPU_STACK_ANALYSIS }, |
535 | { "emit-stack-syms", no_argument, NULL, OPTION_SPU_STACK_SYMS }, | |
9dcc4794 AM |
536 | { "auto-overlay", optional_argument, NULL, OPTION_SPU_AUTO_OVERLAY }, |
537 | { "auto-relink", no_argument, NULL, OPTION_SPU_AUTO_RELINK }, | |
538 | { "overlay-rodata", no_argument, NULL, OPTION_SPU_OVERLAY_RODATA }, | |
539 | { "fixed-space", required_argument, NULL, OPTION_SPU_FIXED_SPACE }, | |
540 | { "reserved-space", required_argument, NULL, OPTION_SPU_RESERVED_SPACE }, | |
541 | { "no-auto-overlay", optional_argument, NULL, OPTION_SPU_NO_AUTO_OVERLAY }, | |
e9f53129 AM |
542 | ' |
543 | ||
544 | PARSE_AND_LIST_OPTIONS=' | |
545 | fprintf (file, _("\ | |
442996ee AM |
546 | --plugin Make SPU plugin.\n\ |
547 | --no-overlays No overlay handling.\n\ | |
548 | --emit-stub-syms Add symbols on overlay call stubs.\n\ | |
549 | --extra-overlay-stubs Add stubs on all calls out of overlay regions.\n\ | |
550 | --local-store=lo:hi Valid address range.\n\ | |
551 | --stack-analysis Estimate maximum stack requirement.\n\ | |
9dcc4794 AM |
552 | --emit-stack-syms Add sym giving stack needed for each func.\n\ |
553 | --auto-overlay [=filename] Create an overlay script in filename if\n\ | |
554 | executable does not fit in local store.\n\ | |
555 | --auto-relink Rerun linker using auto-overlay script.\n\ | |
556 | --overlay-rodata Place read-only data with associated function\n\ | |
557 | code in overlays.\n\ | |
558 | --fixed-space=bytes Local store for non-overlay code and data.\n\ | |
559 | --reserved-space=bytes Local store for stack and heap.\n" | |
e9f53129 AM |
560 | )); |
561 | ' | |
562 | ||
563 | PARSE_AND_LIST_ARGS_CASES=' | |
564 | case OPTION_SPU_PLUGIN: | |
565 | spu_elf_plugin (1); | |
566 | break; | |
567 | ||
568 | case OPTION_SPU_NO_OVERLAYS: | |
569 | no_overlays = 1; | |
570 | break; | |
571 | ||
572 | case OPTION_SPU_STUB_SYMS: | |
573 | emit_stub_syms = 1; | |
574 | break; | |
575 | ||
576 | case OPTION_SPU_NON_OVERLAY_STUBS: | |
577 | non_overlay_stubs = 1; | |
578 | break; | |
579 | ||
580 | case OPTION_SPU_LOCAL_STORE: | |
581 | { | |
582 | char *end; | |
583 | local_store_lo = strtoul (optarg, &end, 0); | |
584 | if (*end == '\'':'\'') | |
585 | { | |
586 | local_store_hi = strtoul (end + 1, &end, 0); | |
587 | if (*end == 0) | |
588 | break; | |
589 | } | |
590 | einfo (_("%P%F: invalid --local-store address range `%s'\''\n"), optarg); | |
591 | } | |
592 | break; | |
49fa1e15 AM |
593 | |
594 | case OPTION_SPU_STACK_ANALYSIS: | |
595 | stack_analysis = 1; | |
596 | break; | |
597 | ||
598 | case OPTION_SPU_STACK_SYMS: | |
599 | emit_stack_syms = 1; | |
600 | break; | |
9dcc4794 AM |
601 | |
602 | case OPTION_SPU_AUTO_OVERLAY: | |
603 | auto_overlay |= 1; | |
604 | if (optarg != NULL) | |
605 | { | |
606 | auto_overlay_file = optarg; | |
607 | break; | |
608 | } | |
609 | /* Fall thru */ | |
610 | ||
611 | case OPTION_SPU_AUTO_RELINK: | |
612 | auto_overlay |= 2; | |
613 | break; | |
614 | ||
615 | case OPTION_SPU_OVERLAY_RODATA: | |
616 | auto_overlay |= 4; | |
617 | break; | |
618 | ||
619 | case OPTION_SPU_FIXED_SPACE: | |
620 | { | |
621 | char *end; | |
622 | auto_overlay_fixed = strtoul (optarg, &end, 0); | |
623 | if (*end != 0) | |
624 | einfo (_("%P%F: invalid --fixed-space value `%s'\''\n"), optarg); | |
625 | } | |
626 | break; | |
627 | ||
628 | case OPTION_SPU_RESERVED_SPACE: | |
629 | { | |
630 | char *end; | |
631 | auto_overlay_reserved = strtoul (optarg, &end, 0); | |
632 | if (*end != 0) | |
633 | einfo (_("%P%F: invalid --reserved-space value `%s'\''\n"), optarg); | |
634 | } | |
635 | break; | |
636 | ||
637 | case OPTION_SPU_NO_AUTO_OVERLAY: | |
638 | auto_overlay = 0; | |
639 | if (optarg != NULL) | |
640 | { | |
641 | struct tflist *tf; | |
642 | size_t len; | |
643 | ||
644 | if (tmp_file_list == NULL) | |
645 | atexit (clean_tmp); | |
646 | ||
647 | len = strlen (optarg) + 1; | |
648 | tf = xmalloc (sizeof (*tf) - sizeof (tf->name) + len); | |
649 | memcpy (tf->name, optarg, len); | |
650 | tf->next = tmp_file_list; | |
651 | tmp_file_list = tf; | |
652 | break; | |
653 | } | |
654 | break; | |
e9f53129 AM |
655 | ' |
656 | ||
657 | LDEMUL_AFTER_OPEN=spu_after_open | |
658 | LDEMUL_BEFORE_ALLOCATION=spu_before_allocation | |
659 | LDEMUL_FINISH=gld${EMULATION_NAME}_finish | |
9dcc4794 | 660 | LDEMUL_CHOOSE_TARGET=gld${EMULATION_NAME}_choose_target |