Upstream | cc2ee17 | 1970-01-12 13:46:40 +0000 | [diff] [blame^] | 1 | /** |
| 2 | * @file opannotate.cpp |
| 3 | * Implement opannotate utility |
| 4 | * |
| 5 | * @remark Copyright 2003 OProfile authors |
| 6 | * @remark Read the file COPYING |
| 7 | * |
| 8 | * @author John Levon |
| 9 | * @author Philippe Elie |
| 10 | */ |
| 11 | |
| 12 | #include <iostream> |
| 13 | #include <sstream> |
| 14 | #include <algorithm> |
| 15 | #include <iomanip> |
| 16 | #include <fstream> |
| 17 | #include <utility> |
| 18 | |
| 19 | #include "op_exception.h" |
| 20 | #include "op_header.h" |
| 21 | #include "profile.h" |
| 22 | #include "populate.h" |
| 23 | #include "op_sample_file.h" |
| 24 | #include "cverb.h" |
| 25 | #include "string_manip.h" |
| 26 | #include "demangle_symbol.h" |
| 27 | #include "child_reader.h" |
| 28 | #include "op_file.h" |
| 29 | #include "file_manip.h" |
| 30 | #include "arrange_profiles.h" |
| 31 | #include "opannotate_options.h" |
| 32 | #include "profile_container.h" |
| 33 | #include "symbol_sort.h" |
| 34 | #include "image_errors.h" |
| 35 | |
| 36 | using namespace std; |
| 37 | using namespace options; |
| 38 | |
| 39 | namespace { |
| 40 | |
| 41 | size_t nr_events; |
| 42 | |
| 43 | scoped_ptr<profile_container> samples; |
| 44 | |
| 45 | /// how opannotate was invoked |
| 46 | string cmdline; |
| 47 | |
| 48 | /// empty annotation fill string |
| 49 | string annotation_fill; |
| 50 | |
| 51 | /// string used as start / end comment to annotate source |
| 52 | string const begin_comment("/* "); |
| 53 | string const in_comment(" * "); |
| 54 | string const end_comment(" */"); |
| 55 | |
| 56 | /// field width for the sample count |
| 57 | unsigned int const count_width = 6; |
| 58 | |
| 59 | string get_annotation_fill() |
| 60 | { |
| 61 | string str; |
| 62 | |
| 63 | for (size_t i = 0; i < nr_events; ++i) { |
| 64 | str += string(count_width, ' ') + ' '; |
| 65 | str += string(percent_width, ' '); |
| 66 | } |
| 67 | |
| 68 | for (size_t i = 1; i < nr_events; ++i) { |
| 69 | str += " "; |
| 70 | } |
| 71 | |
| 72 | str += " :"; |
| 73 | return str; |
| 74 | } |
| 75 | |
| 76 | |
| 77 | symbol_entry const * find_symbol(string const & image_name, |
| 78 | string const & str_vma) |
| 79 | { |
| 80 | // do not use the bfd equivalent: |
| 81 | // - it does not skip space at begin |
| 82 | // - we does not need cross architecture compile so the native |
| 83 | // strtoull must work, assuming unsigned long long can contain a vma |
| 84 | // and on 32/64 bits box bfd_vma is 64 bits |
| 85 | bfd_vma vma = strtoull(str_vma.c_str(), NULL, 16); |
| 86 | |
| 87 | return samples->find_symbol(image_name, vma); |
| 88 | } |
| 89 | |
| 90 | |
| 91 | void output_info(ostream & out) |
| 92 | { |
| 93 | out << begin_comment << '\n'; |
| 94 | |
| 95 | out << in_comment << "Command line: " << cmdline << '\n' |
| 96 | << in_comment << '\n'; |
| 97 | |
| 98 | out << in_comment << "Interpretation of command line:" << '\n'; |
| 99 | |
| 100 | if (!assembly) { |
| 101 | out << in_comment |
| 102 | << "Output annotated source file with samples" << '\n'; |
| 103 | |
| 104 | if (options::threshold != 0) { |
| 105 | out << in_comment |
| 106 | << "Output files where samples count reach " |
| 107 | << options::threshold << "% of the samples\n"; |
| 108 | } else { |
| 109 | out << in_comment << "Output all files" << '\n'; |
| 110 | } |
| 111 | } else { |
| 112 | out << in_comment |
| 113 | << "Output annotated assembly listing with samples" |
| 114 | << '\n'; |
| 115 | |
| 116 | if (!objdump_params.empty()) { |
| 117 | out << in_comment << "Passing the following " |
| 118 | "additional arguments to objdump ; \""; |
| 119 | for (size_t i = 0 ; i < objdump_params.size() ; ++i) |
| 120 | out << objdump_params[i] << " "; |
| 121 | out << "\"" << '\n'; |
| 122 | } |
| 123 | } |
| 124 | |
| 125 | out << in_comment << '\n'; |
| 126 | |
| 127 | out << in_comment << classes.cpuinfo << endl; |
| 128 | if (!classes.event.empty()) |
| 129 | out << in_comment << classes.event << endl; |
| 130 | |
| 131 | for (size_t i = 0; i < classes.v.size(); ++i) |
| 132 | out << in_comment << classes.v[i].longname << endl; |
| 133 | |
| 134 | out << end_comment << '\n'; |
| 135 | } |
| 136 | |
| 137 | |
| 138 | string count_str(count_array_t const & count, |
| 139 | count_array_t const & total) |
| 140 | { |
| 141 | ostringstream os; |
| 142 | for (size_t i = 0; i < nr_events; ++i) { |
| 143 | os << setw(count_width) << count[i] << ' '; |
| 144 | |
| 145 | os << format_percent(op_ratio(count[i], total[i]) * 100.0, |
| 146 | percent_int_width, percent_fract_width); |
| 147 | } |
| 148 | return os.str(); |
| 149 | } |
| 150 | |
| 151 | |
| 152 | string asm_line_annotation(symbol_entry const * last_symbol, |
| 153 | string const & value) |
| 154 | { |
| 155 | // do not use the bfd equivalent: |
| 156 | // - it does not skip space at begin |
| 157 | // - we does not need cross architecture compile so the native |
| 158 | // strtoull must work, assuming unsigned long long can contain a vma |
| 159 | // and on 32/64 bits box bfd_vma is 64 bits |
| 160 | // gcc 2.91.66 workaround |
| 161 | bfd_vma vma = 0; |
| 162 | vma = strtoull(value.c_str(), NULL, 16); |
| 163 | |
| 164 | string str; |
| 165 | |
| 166 | sample_entry const * sample = samples->find_sample(last_symbol, vma); |
| 167 | if (sample) { |
| 168 | str += count_str(sample->counts, samples->samples_count()); |
| 169 | for (size_t i = 1; i < nr_events; ++i) |
| 170 | str += " "; |
| 171 | str += " :"; |
| 172 | } else { |
| 173 | str = annotation_fill; |
| 174 | } |
| 175 | |
| 176 | return str; |
| 177 | } |
| 178 | |
| 179 | |
| 180 | string symbol_annotation(symbol_entry const * symbol) |
| 181 | { |
| 182 | if (!symbol) |
| 183 | return string(); |
| 184 | |
| 185 | string annot = count_str(symbol->sample.counts, |
| 186 | samples->samples_count()); |
| 187 | if (annot.empty()) |
| 188 | return string(); |
| 189 | |
| 190 | string const & symname = symbol_names.demangle(symbol->name); |
| 191 | |
| 192 | string str = " "; |
| 193 | str += begin_comment + symname + " total: "; |
| 194 | str += count_str(symbol->sample.counts, samples->samples_count()); |
| 195 | str += end_comment; |
| 196 | return str; |
| 197 | } |
| 198 | |
| 199 | |
| 200 | /// return true if this line contains a symbol name in objdump formatting |
| 201 | /// symbol are on the form 08030434 <symbol_name>: we need to be strict |
| 202 | /// here to avoid any interpretation of a source line as a symbol line |
| 203 | bool is_symbol_line(string const & str, string::size_type pos) |
| 204 | { |
| 205 | if (str[pos] != ' ' || str[pos + 1] != '<') |
| 206 | return false; |
| 207 | |
| 208 | return str[str.length() - 1] == ':'; |
| 209 | } |
| 210 | |
| 211 | |
| 212 | symbol_entry const * output_objdump_asm_line(symbol_entry const * last_symbol, |
| 213 | string const & app_name, string const & str, |
| 214 | symbol_collection const & symbols, |
| 215 | bool & do_output) |
| 216 | { |
| 217 | // output of objdump is a human readable form and can contain some |
| 218 | // ambiguity so this code is dirty. It is also optimized a little bit |
| 219 | // so it is difficult to simplify it without breaking something ... |
| 220 | |
| 221 | // line of interest are: "[:space:]*[:xdigit:]?[ :]", the last char of |
| 222 | // this regexp dis-ambiguate between a symbol line and an asm line. If |
| 223 | // source contain line of this form an ambiguity occur and we rely on |
| 224 | // the robustness of this code. |
| 225 | |
| 226 | size_t pos = 0; |
| 227 | while (pos < str.length() && isspace(str[pos])) |
| 228 | ++pos; |
| 229 | |
| 230 | if (pos == str.length() || !isxdigit(str[pos])) { |
| 231 | if (do_output) { |
| 232 | cout << annotation_fill << str << '\n'; |
| 233 | return last_symbol; |
| 234 | } |
| 235 | } |
| 236 | |
| 237 | while (pos < str.length() && isxdigit(str[pos])) |
| 238 | ++pos; |
| 239 | |
| 240 | if (pos == str.length() || (!isspace(str[pos]) && str[pos] != ':')) { |
| 241 | if (do_output) { |
| 242 | cout << annotation_fill << str << '\n'; |
| 243 | return last_symbol; |
| 244 | } |
| 245 | } |
| 246 | |
| 247 | if (is_symbol_line(str, pos)) { |
| 248 | last_symbol = find_symbol(app_name, str); |
| 249 | |
| 250 | // ! complexity: linear in number of symbol must use sorted |
| 251 | // by address vector and lower_bound ? |
| 252 | // Note this use a pointer comparison. It work because symbols |
| 253 | // pointer are unique |
| 254 | if (find(symbols.begin(), symbols.end(), last_symbol) |
| 255 | != symbols.end()) { |
| 256 | do_output = true; |
| 257 | } else { |
| 258 | do_output = false; |
| 259 | } |
| 260 | |
| 261 | if (do_output) |
| 262 | cout << str << symbol_annotation(last_symbol) << '\n'; |
| 263 | |
| 264 | } else { |
| 265 | // not a symbol, probably an asm line. |
| 266 | if (do_output) |
| 267 | cout << asm_line_annotation(last_symbol, str) |
| 268 | << str << '\n'; |
| 269 | } |
| 270 | |
| 271 | return last_symbol; |
| 272 | } |
| 273 | |
| 274 | |
| 275 | void do_one_output_objdump(symbol_collection const & symbols, |
| 276 | string const & app_name, bfd_vma start, bfd_vma end) |
| 277 | { |
| 278 | vector<string> args; |
| 279 | |
| 280 | args.push_back("-d"); |
| 281 | args.push_back("--no-show-raw-insn"); |
| 282 | if (source) |
| 283 | args.push_back("-S"); |
| 284 | |
| 285 | if (start || end != ~(bfd_vma)0) { |
| 286 | ostringstream arg1, arg2; |
| 287 | arg1 << "--start-address=" << start; |
| 288 | arg2 << "--stop-address=" << end; |
| 289 | args.push_back(arg1.str()); |
| 290 | args.push_back(arg2.str()); |
| 291 | } |
| 292 | |
| 293 | if (!objdump_params.empty()) { |
| 294 | for (size_t i = 0 ; i < objdump_params.size() ; ++i) |
| 295 | args.push_back(objdump_params[i]); |
| 296 | } |
| 297 | |
| 298 | args.push_back(app_name); |
| 299 | child_reader reader("objdump", args); |
| 300 | if (reader.error()) { |
| 301 | cerr << "An error occur during the execution of objdump:\n\n"; |
| 302 | cerr << reader.error_str() << endl; |
| 303 | return; |
| 304 | } |
| 305 | |
| 306 | // to filter output of symbols (filter based on command line options) |
| 307 | bool do_output = true; |
| 308 | |
| 309 | symbol_entry const * last_symbol = 0; |
| 310 | string str; |
| 311 | while (reader.getline(str)) { |
| 312 | last_symbol = output_objdump_asm_line(last_symbol, app_name, |
| 313 | str, symbols, do_output); |
| 314 | } |
| 315 | |
| 316 | // objdump always returns SUCCESS so we must rely on the stderr state |
| 317 | // of objdump. If objdump error message is cryptic our own error |
| 318 | // message will be probably also cryptic |
| 319 | ostringstream std_err; |
| 320 | ostringstream std_out; |
| 321 | reader.get_data(std_out, std_err); |
| 322 | if (std_err.str().length()) { |
| 323 | cerr << "An error occur during the execution of objdump:\n\n"; |
| 324 | cerr << std_err.str() << endl; |
| 325 | return ; |
| 326 | } |
| 327 | |
| 328 | // force error code to be acquired |
| 329 | reader.terminate_process(); |
| 330 | |
| 331 | // required because if objdump stop by signal all above things suceeed |
| 332 | // (signal error message are not output through stdout/stderr) |
| 333 | if (reader.error()) { |
| 334 | cerr << "An error occur during the execution of objdump:\n\n"; |
| 335 | cerr << reader.error_str() << endl; |
| 336 | return; |
| 337 | } |
| 338 | } |
| 339 | |
| 340 | |
| 341 | void output_objdump_asm(symbol_collection const & symbols, |
| 342 | string const & app_name) |
| 343 | { |
| 344 | // this is only an optimisation, we can either filter output by |
| 345 | // directly calling objdump and rely on the symbol filtering or |
| 346 | // we can call objdump with the right parameter to just disassemble |
| 347 | // the needed part. This is a real win only when calling objdump |
| 348 | // a medium number of times, I dunno if the used threshold is optimal |
| 349 | // but it is a conservative value. |
| 350 | size_t const max_objdump_exec = 50; |
| 351 | if (symbols.size() <= max_objdump_exec) { |
| 352 | symbol_collection::const_iterator cit = symbols.begin(); |
| 353 | symbol_collection::const_iterator end = symbols.end(); |
| 354 | for (; cit != end; ++cit) { |
| 355 | bfd_vma start = (*cit)->sample.vma; |
| 356 | bfd_vma end = start + (*cit)->size; |
| 357 | do_one_output_objdump(symbols, app_name, start, end); |
| 358 | } |
| 359 | } else { |
| 360 | do_one_output_objdump(symbols, app_name, 0, ~bfd_vma(0)); |
| 361 | } |
| 362 | } |
| 363 | |
| 364 | |
| 365 | bool output_asm(string const & app_name) |
| 366 | { |
| 367 | profile_container::symbol_choice choice; |
| 368 | choice.threshold = options::threshold; |
| 369 | choice.image_name = app_name; |
| 370 | choice.match_image = true; |
| 371 | symbol_collection symbols = samples->select_symbols(choice); |
| 372 | |
| 373 | if (!symbols.empty()) { |
| 374 | sort_options options; |
| 375 | options.add_sort_option(sort_options::sample); |
| 376 | options.sort(symbols, false, false); |
| 377 | |
| 378 | output_info(cout); |
| 379 | |
| 380 | output_objdump_asm(symbols, app_name); |
| 381 | |
| 382 | return true; |
| 383 | } |
| 384 | |
| 385 | return false; |
| 386 | } |
| 387 | |
| 388 | |
| 389 | string const source_line_annotation(debug_name_id filename, size_t linenr) |
| 390 | { |
| 391 | string str; |
| 392 | |
| 393 | count_array_t counts = samples->samples_count(filename, linenr); |
| 394 | if (!counts.zero()) { |
| 395 | str += count_str(counts, samples->samples_count()); |
| 396 | for (size_t i = 1; i < nr_events; ++i) |
| 397 | str += " "; |
| 398 | str += " :"; |
| 399 | } else { |
| 400 | str = annotation_fill; |
| 401 | } |
| 402 | |
| 403 | return str; |
| 404 | } |
| 405 | |
| 406 | |
| 407 | string source_symbol_annotation(debug_name_id filename, size_t linenr) |
| 408 | { |
| 409 | symbol_entry const * symbol = samples->find_symbol(filename, linenr); |
| 410 | |
| 411 | return symbol_annotation(symbol); |
| 412 | } |
| 413 | |
| 414 | |
| 415 | void output_per_file_info(ostream & out, debug_name_id filename, |
| 416 | count_array_t const & total_file_count) |
| 417 | { |
| 418 | out << begin_comment << '\n' |
| 419 | << in_comment << "Total samples for file : " |
| 420 | << '"' << debug_names.name(filename) << '"' |
| 421 | << '\n'; |
| 422 | out << in_comment << '\n' << in_comment |
| 423 | << count_str(total_file_count, samples->samples_count()) |
| 424 | << '\n'; |
| 425 | out << end_comment << '\n' << '\n'; |
| 426 | } |
| 427 | |
| 428 | |
| 429 | string const line0_info(debug_name_id filename) |
| 430 | { |
| 431 | string annotation = source_line_annotation(filename, 0); |
| 432 | if (trim(annotation, " \t:").empty()) |
| 433 | return string(); |
| 434 | |
| 435 | string str = "<credited to line zero> "; |
| 436 | str += annotation; |
| 437 | return str; |
| 438 | } |
| 439 | |
| 440 | |
| 441 | void do_output_one_file(ostream & out, istream & in, debug_name_id filename, |
| 442 | bool header) |
| 443 | { |
| 444 | count_array_t count = samples->samples_count(filename); |
| 445 | |
| 446 | if (header) { |
| 447 | output_per_file_info(out, filename, count); |
| 448 | out << line0_info(filename) << '\n'; |
| 449 | } |
| 450 | |
| 451 | |
| 452 | if (in) { |
| 453 | string str; |
| 454 | |
| 455 | for (size_t linenr = 1 ; getline(in, str) ; ++linenr) { |
| 456 | out << source_line_annotation(filename, linenr) << str |
| 457 | << source_symbol_annotation(filename, linenr) |
| 458 | << '\n'; |
| 459 | } |
| 460 | |
| 461 | } else { |
| 462 | // FIXME : we have no input file : we just outputfooter |
| 463 | // so on user can known total nr of samples for this source |
| 464 | // later we must add code that iterate through symbol in this |
| 465 | // file to output one annotation for each symbol. To do this we |
| 466 | // need a select_symbol(filename); in profile_container which |
| 467 | // fall back to the implementation in symbol_container |
| 468 | // using a lazilly build symbol_map sorted by filename |
| 469 | // (necessary functors already exist in symbol_functors.h) |
| 470 | } |
| 471 | |
| 472 | if (!header) { |
| 473 | output_per_file_info(out, filename, count); |
| 474 | out << line0_info(filename) << '\n'; |
| 475 | } |
| 476 | } |
| 477 | |
| 478 | |
| 479 | void output_one_file(istream & in, debug_name_id filename, |
| 480 | string const & source) |
| 481 | { |
| 482 | if (output_dir.empty()) { |
| 483 | do_output_one_file(cout, in, filename, true); |
| 484 | return; |
| 485 | } |
| 486 | |
| 487 | string const out_file = op_realpath(output_dir + source); |
| 488 | |
| 489 | /* Just because you're paranoid doesn't mean they're not out to |
| 490 | * get you ... |
| 491 | * |
| 492 | * This is just a lame final safety check. If we found the |
| 493 | * source, then "source" should be canonical already, and |
| 494 | * can't escape from the output dir. We can't use op_realpath() |
| 495 | * alone as that needs the file to exist already. |
| 496 | * |
| 497 | * Let's not complain again if we couldn't find the file anyway. |
| 498 | */ |
| 499 | if (out_file.find("/../") != string::npos) { |
| 500 | if (in) { |
| 501 | cerr << "refusing to create non-canonical filename " |
| 502 | << out_file << endl; |
| 503 | } |
| 504 | return; |
| 505 | } else if (!is_prefix(out_file, output_dir)) { |
| 506 | if (in) { |
| 507 | cerr << "refusing to create file " << out_file |
| 508 | << " outside of output directory " << output_dir |
| 509 | << endl; |
| 510 | } |
| 511 | return; |
| 512 | } |
| 513 | |
| 514 | if (is_files_identical(out_file, source)) { |
| 515 | cerr << "input and output files are identical: " |
| 516 | << out_file << endl; |
| 517 | return; |
| 518 | } |
| 519 | |
| 520 | if (create_path(out_file.c_str())) { |
| 521 | cerr << "unable to create file: " |
| 522 | << '"' << op_dirname(out_file) << '"' << endl; |
| 523 | return; |
| 524 | } |
| 525 | |
| 526 | ofstream out(out_file.c_str()); |
| 527 | if (!out) { |
| 528 | cerr << "unable to open output file " |
| 529 | << '"' << out_file << '"' << endl; |
| 530 | } else { |
| 531 | do_output_one_file(out, in, filename, false); |
| 532 | output_info(out); |
| 533 | } |
| 534 | } |
| 535 | |
| 536 | |
| 537 | /* Locate a source file from debug info, which may be relative */ |
| 538 | string const locate_source_file(debug_name_id filename_id) |
| 539 | { |
| 540 | string const origfile = debug_names.name(filename_id); |
| 541 | string file = origfile; |
| 542 | |
| 543 | if (file.empty()) |
| 544 | return file; |
| 545 | |
| 546 | /* Allow absolute paths to be relocated to a different directory */ |
| 547 | if (file[0] == '/') { |
| 548 | vector<string>::const_iterator cit = base_dirs.begin(); |
| 549 | vector<string>::const_iterator end = base_dirs.end(); |
| 550 | for (; cit != end; ++cit) { |
| 551 | string path = op_realpath(*cit); |
| 552 | |
| 553 | if (is_prefix(file, path)) { |
| 554 | file = file.substr(path.length()); |
| 555 | break; |
| 556 | } |
| 557 | } |
| 558 | } |
| 559 | |
| 560 | vector<string>::const_iterator cit = search_dirs.begin(); |
| 561 | vector<string>::const_iterator end = search_dirs.end(); |
| 562 | |
| 563 | for (; cit != end; ++cit) { |
| 564 | string const absfile = op_realpath(*cit + "/" + file); |
| 565 | |
| 566 | if (op_file_readable(absfile)) { |
| 567 | return absfile; |
| 568 | } |
| 569 | } |
| 570 | |
| 571 | /* We didn't find a relocated absolute file, or a relative file, |
| 572 | * assume the original is correct, accounting for the |
| 573 | * possibility it's relative the cwd |
| 574 | */ |
| 575 | return op_realpath(origfile); |
| 576 | } |
| 577 | |
| 578 | |
| 579 | void output_source(path_filter const & filter) |
| 580 | { |
| 581 | bool const separate_file = !output_dir.empty(); |
| 582 | |
| 583 | if (!separate_file) |
| 584 | output_info(cout); |
| 585 | |
| 586 | vector<debug_name_id> filenames = |
| 587 | samples->select_filename(options::threshold); |
| 588 | |
| 589 | for (size_t i = 0 ; i < filenames.size() ; ++i) { |
| 590 | string const & source = locate_source_file(filenames[i]); |
| 591 | |
| 592 | if (!filter.match(source)) |
| 593 | continue; |
| 594 | |
| 595 | ifstream in(source.c_str()); |
| 596 | |
| 597 | // it is common to have empty filename due to the lack |
| 598 | // of debug info (eg _init function) so warn only |
| 599 | // if the filename is non empty. The case: no debug |
| 600 | // info at all has already been checked. |
| 601 | if ((!in) && source.length()) { |
| 602 | cerr << "opannotate (warning): unable to open for " |
| 603 | "reading: " << source << endl; |
| 604 | } |
| 605 | |
| 606 | if (source.length()) { |
| 607 | output_one_file(in, filenames[i], source); |
| 608 | } |
| 609 | } |
| 610 | } |
| 611 | |
| 612 | |
| 613 | bool annotate_source(list<string> const & images) |
| 614 | { |
| 615 | annotation_fill = get_annotation_fill(); |
| 616 | |
| 617 | if (!output_dir.empty()) { |
| 618 | |
| 619 | if (create_path(output_dir.c_str())) { |
| 620 | cerr << "unable to create " << output_dir |
| 621 | << " directory: " << endl; |
| 622 | return false; |
| 623 | } |
| 624 | |
| 625 | // Make sure we have an absolute path. |
| 626 | output_dir = op_realpath(output_dir); |
| 627 | if (output_dir.length() && |
| 628 | output_dir[output_dir.length() - 1] != '/') |
| 629 | output_dir += '/'; |
| 630 | |
| 631 | /* Don't let the user stomp on their sources */ |
| 632 | if (output_dir == "/") { |
| 633 | cerr << "Output path of / would over-write the " |
| 634 | "source files" << endl; |
| 635 | return false; |
| 636 | } |
| 637 | } |
| 638 | |
| 639 | if (assembly) { |
| 640 | bool some_output = false; |
| 641 | |
| 642 | list<string>::const_iterator it = images.begin(); |
| 643 | list<string>::const_iterator const end = images.end(); |
| 644 | |
| 645 | for (; it != end; ++it) { |
| 646 | if (output_asm(*it)) { |
| 647 | some_output = true; |
| 648 | } |
| 649 | } |
| 650 | |
| 651 | if (!some_output) { |
| 652 | // It's the only case we must care since we know the |
| 653 | // selected image set is not empty |
| 654 | cerr << "selected image set doesn't contain any of " |
| 655 | << "the selected symbol\n"; |
| 656 | } |
| 657 | } else { |
| 658 | output_source(file_filter); |
| 659 | } |
| 660 | |
| 661 | return true; |
| 662 | } |
| 663 | |
| 664 | |
| 665 | int opannotate(options::spec const & spec) |
| 666 | { |
| 667 | handle_options(spec); |
| 668 | |
| 669 | nr_events = classes.v.size(); |
| 670 | |
| 671 | samples.reset(new profile_container(true, true)); |
| 672 | |
| 673 | list<string> images; |
| 674 | |
| 675 | list<inverted_profile> iprofiles |
| 676 | = invert_profiles(options::archive_path, classes, |
| 677 | options::extra_found_images); |
| 678 | |
| 679 | report_image_errors(iprofiles); |
| 680 | |
| 681 | list<inverted_profile>::iterator it = iprofiles.begin(); |
| 682 | list<inverted_profile>::iterator const end = iprofiles.end(); |
| 683 | |
| 684 | bool debug_info = false; |
| 685 | for (; it != end; ++it) { |
| 686 | bool tmp = false; |
| 687 | populate_for_image(options::archive_path, *samples, *it, |
| 688 | options::symbol_filter, &tmp); |
| 689 | images.push_back(it->image); |
| 690 | if (tmp) |
| 691 | debug_info = true; |
| 692 | } |
| 693 | |
| 694 | if (!debug_info && !options::assembly) { |
| 695 | cerr << "no debug information available for any binary " |
| 696 | << "selected and --assembly not requested\n"; |
| 697 | exit(EXIT_FAILURE); |
| 698 | } |
| 699 | |
| 700 | annotate_source(images); |
| 701 | |
| 702 | return 0; |
| 703 | } |
| 704 | |
| 705 | } // anonymous namespace |
| 706 | |
| 707 | |
| 708 | int main(int argc, char const * argv[]) |
| 709 | { |
| 710 | // set the invocation, for the file headers later |
| 711 | for (int i = 0 ; i < argc ; ++i) |
| 712 | cmdline += string(argv[i]) + " "; |
| 713 | |
| 714 | return run_pp_tool(argc, argv, opannotate); |
| 715 | } |