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[/] [open8_urisc/] [trunk/] [gnu/] [binutils/] [gprof/] [gprof.c] - Rev 144
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/* * Copyright (c) 1983, 1993, 1998, 2001, 2002 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include "gprof.h" #include "libiberty.h" #include "bfdver.h" #include "search_list.h" #include "source.h" #include "symtab.h" #include "basic_blocks.h" #include "call_graph.h" #include "cg_arcs.h" #include "cg_print.h" #include "corefile.h" #include "gmon_io.h" #include "hertz.h" #include "hist.h" #include "sym_ids.h" #include "demangle.h" #include "getopt.h" static void usage (FILE *, int) ATTRIBUTE_NORETURN; const char * whoami; const char * function_mapping_file; static const char * external_symbol_table; const char * a_out_name = A_OUTNAME; long hz = HZ_WRONG; /* * Default options values: */ int debug_level = 0; int output_style = 0; int output_width = 80; bfd_boolean bsd_style_output = FALSE; bfd_boolean demangle = TRUE; bfd_boolean ignore_direct_calls = FALSE; bfd_boolean ignore_static_funcs = FALSE; bfd_boolean ignore_zeros = TRUE; bfd_boolean line_granularity = FALSE; bfd_boolean print_descriptions = TRUE; bfd_boolean print_path = FALSE; bfd_boolean ignore_non_functions = FALSE; File_Format file_format = FF_AUTO; bfd_boolean first_output = TRUE; char copyright[] = "@(#) Copyright (c) 1983 Regents of the University of California.\n\ All rights reserved.\n"; static char *gmon_name = GMONNAME; /* profile filename */ /* * Functions that get excluded by default: */ static char *default_excluded_list[] = { "_gprof_mcount", "mcount", "_mcount", "__mcount", "__mcount_internal", "__mcleanup", 0 }; /* Codes used for the long options with no short synonyms. 150 isn't special; it's just an arbitrary non-ASCII char value. */ #define OPTION_DEMANGLE (150) #define OPTION_NO_DEMANGLE (OPTION_DEMANGLE + 1) static struct option long_options[] = { {"line", no_argument, 0, 'l'}, {"no-static", no_argument, 0, 'a'}, {"ignore-non-functions", no_argument, 0, 'D'}, {"external-symbol-table", required_argument, 0, 'S'}, /* output styles: */ {"annotated-source", optional_argument, 0, 'A'}, {"no-annotated-source", optional_argument, 0, 'J'}, {"flat-profile", optional_argument, 0, 'p'}, {"no-flat-profile", optional_argument, 0, 'P'}, {"graph", optional_argument, 0, 'q'}, {"no-graph", optional_argument, 0, 'Q'}, {"exec-counts", optional_argument, 0, 'C'}, {"no-exec-counts", optional_argument, 0, 'Z'}, {"function-ordering", no_argument, 0, 'r'}, {"file-ordering", required_argument, 0, 'R'}, {"file-info", no_argument, 0, 'i'}, {"sum", no_argument, 0, 's'}, /* various options to affect output: */ {"all-lines", no_argument, 0, 'x'}, {"demangle", optional_argument, 0, OPTION_DEMANGLE}, {"no-demangle", no_argument, 0, OPTION_NO_DEMANGLE}, {"directory-path", required_argument, 0, 'I'}, {"display-unused-functions", no_argument, 0, 'z'}, {"min-count", required_argument, 0, 'm'}, {"print-path", no_argument, 0, 'L'}, {"separate-files", no_argument, 0, 'y'}, {"static-call-graph", no_argument, 0, 'c'}, {"table-length", required_argument, 0, 't'}, {"time", required_argument, 0, 'n'}, {"no-time", required_argument, 0, 'N'}, {"width", required_argument, 0, 'w'}, /* * These are for backwards-compatibility only. Their functionality * is provided by the output style options already: */ {"", required_argument, 0, 'e'}, {"", required_argument, 0, 'E'}, {"", required_argument, 0, 'f'}, {"", required_argument, 0, 'F'}, {"", required_argument, 0, 'k'}, /* miscellaneous: */ {"brief", no_argument, 0, 'b'}, {"debug", optional_argument, 0, 'd'}, {"help", no_argument, 0, 'h'}, {"file-format", required_argument, 0, 'O'}, {"traditional", no_argument, 0, 'T'}, {"version", no_argument, 0, 'v'}, {0, no_argument, 0, 0} }; static void usage (FILE *stream, int status) { fprintf (stream, _("\ Usage: %s [-[abcDhilLsTvwxyz]] [-[ACeEfFJnNOpPqSQZ][name]] [-I dirs]\n\ [-d[num]] [-k from/to] [-m min-count] [-t table-length]\n\ [--[no-]annotated-source[=name]] [--[no-]exec-counts[=name]]\n\ [--[no-]flat-profile[=name]] [--[no-]graph[=name]]\n\ [--[no-]time=name] [--all-lines] [--brief] [--debug[=level]]\n\ [--function-ordering] [--file-ordering]\n\ [--directory-path=dirs] [--display-unused-functions]\n\ [--file-format=name] [--file-info] [--help] [--line] [--min-count=n]\n\ [--no-static] [--print-path] [--separate-files]\n\ [--static-call-graph] [--sum] [--table-length=len] [--traditional]\n\ [--version] [--width=n] [--ignore-non-functions]\n\ [--demangle[=STYLE]] [--no-demangle] [--external-symbol-table=name] [@FILE]\n\ [image-file] [profile-file...]\n"), whoami); if (REPORT_BUGS_TO[0] && status == 0) fprintf (stream, _("Report bugs to %s\n"), REPORT_BUGS_TO); done (status); } int main (int argc, char **argv) { char **sp, *str; Sym **cg = 0; int ch, user_specified = 0; #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES) setlocale (LC_MESSAGES, ""); #endif #if defined (HAVE_SETLOCALE) setlocale (LC_CTYPE, ""); #endif #ifdef ENABLE_NLS bindtextdomain (PACKAGE, LOCALEDIR); textdomain (PACKAGE); #endif whoami = argv[0]; xmalloc_set_program_name (whoami); expandargv (&argc, &argv); while ((ch = getopt_long (argc, argv, "aA::bBcC::d::De:E:f:F:hiI:J::k:lLm:n:N:O:p::P::q::Q::rR:sS:t:Tvw:xyzZ::", long_options, 0)) != EOF) { switch (ch) { case 'a': ignore_static_funcs = TRUE; break; case 'A': if (optarg) { sym_id_add (optarg, INCL_ANNO); } output_style |= STYLE_ANNOTATED_SOURCE; user_specified |= STYLE_ANNOTATED_SOURCE; break; case 'b': print_descriptions = FALSE; break; case 'B': output_style |= STYLE_CALL_GRAPH; user_specified |= STYLE_CALL_GRAPH; break; case 'c': ignore_direct_calls = TRUE; break; case 'C': if (optarg) { sym_id_add (optarg, INCL_EXEC); } output_style |= STYLE_EXEC_COUNTS; user_specified |= STYLE_EXEC_COUNTS; break; case 'd': if (optarg) { debug_level |= atoi (optarg); debug_level |= ANYDEBUG; } else { debug_level = ~0; } DBG (ANYDEBUG, printf ("[main] debug-level=0x%x\n", debug_level)); #ifndef DEBUG printf (_("%s: debugging not supported; -d ignored\n"), whoami); #endif /* DEBUG */ break; case 'D': ignore_non_functions = TRUE; break; case 'E': sym_id_add (optarg, EXCL_TIME); case 'e': sym_id_add (optarg, EXCL_GRAPH); break; case 'F': sym_id_add (optarg, INCL_TIME); case 'f': sym_id_add (optarg, INCL_GRAPH); break; case 'g': sym_id_add (optarg, EXCL_FLAT); break; case 'G': sym_id_add (optarg, INCL_FLAT); break; case 'h': usage (stdout, 0); case 'i': output_style |= STYLE_GMON_INFO; user_specified |= STYLE_GMON_INFO; break; case 'I': search_list_append (&src_search_list, optarg); break; case 'J': if (optarg) { sym_id_add (optarg, EXCL_ANNO); output_style |= STYLE_ANNOTATED_SOURCE; } else { output_style &= ~STYLE_ANNOTATED_SOURCE; } user_specified |= STYLE_ANNOTATED_SOURCE; break; case 'k': sym_id_add (optarg, EXCL_ARCS); break; case 'l': line_granularity = TRUE; break; case 'L': print_path = TRUE; break; case 'm': bb_min_calls = (unsigned long) strtoul (optarg, (char **) NULL, 10); break; case 'n': sym_id_add (optarg, INCL_TIME); break; case 'N': sym_id_add (optarg, EXCL_TIME); break; case 'O': switch (optarg[0]) { case 'a': file_format = FF_AUTO; break; case 'm': file_format = FF_MAGIC; break; case 'b': file_format = FF_BSD; break; case '4': file_format = FF_BSD44; break; case 'p': file_format = FF_PROF; break; default: fprintf (stderr, _("%s: unknown file format %s\n"), optarg, whoami); done (1); } break; case 'p': if (optarg) { sym_id_add (optarg, INCL_FLAT); } output_style |= STYLE_FLAT_PROFILE; user_specified |= STYLE_FLAT_PROFILE; break; case 'P': if (optarg) { sym_id_add (optarg, EXCL_FLAT); output_style |= STYLE_FLAT_PROFILE; } else { output_style &= ~STYLE_FLAT_PROFILE; } user_specified |= STYLE_FLAT_PROFILE; break; case 'q': if (optarg) { if (strchr (optarg, '/')) { sym_id_add (optarg, INCL_ARCS); } else { sym_id_add (optarg, INCL_GRAPH); } } output_style |= STYLE_CALL_GRAPH; user_specified |= STYLE_CALL_GRAPH; break; case 'r': output_style |= STYLE_FUNCTION_ORDER; user_specified |= STYLE_FUNCTION_ORDER; break; case 'R': output_style |= STYLE_FILE_ORDER; user_specified |= STYLE_FILE_ORDER; function_mapping_file = optarg; break; case 'Q': if (optarg) { if (strchr (optarg, '/')) { sym_id_add (optarg, EXCL_ARCS); } else { sym_id_add (optarg, EXCL_GRAPH); } output_style |= STYLE_CALL_GRAPH; } else { output_style &= ~STYLE_CALL_GRAPH; } user_specified |= STYLE_CALL_GRAPH; break; case 's': output_style |= STYLE_SUMMARY_FILE; user_specified |= STYLE_SUMMARY_FILE; break; case 'S': external_symbol_table = optarg; DBG (AOUTDEBUG, printf ("external-symbol-table: %s\n", optarg)); break; case 't': bb_table_length = atoi (optarg); if (bb_table_length < 0) { bb_table_length = 0; } break; case 'T': bsd_style_output = TRUE; break; case 'v': /* This output is intended to follow the GNU standards document. */ printf (_("GNU gprof %s\n"), BFD_VERSION_STRING); printf (_("Based on BSD gprof, copyright 1983 Regents of the University of California.\n")); printf (_("\ This program is free software. This program has absolutely no warranty.\n")); done (0); case 'w': output_width = atoi (optarg); if (output_width < 1) { output_width = 1; } break; case 'x': bb_annotate_all_lines = TRUE; break; case 'y': create_annotation_files = TRUE; break; case 'z': ignore_zeros = FALSE; break; case 'Z': if (optarg) { sym_id_add (optarg, EXCL_EXEC); output_style |= STYLE_EXEC_COUNTS; } else { output_style &= ~STYLE_EXEC_COUNTS; } user_specified |= STYLE_ANNOTATED_SOURCE; break; case OPTION_DEMANGLE: demangle = TRUE; if (optarg != NULL) { enum demangling_styles style; style = cplus_demangle_name_to_style (optarg); if (style == unknown_demangling) { fprintf (stderr, _("%s: unknown demangling style `%s'\n"), whoami, optarg); xexit (1); } cplus_demangle_set_style (style); } break; case OPTION_NO_DEMANGLE: demangle = FALSE; break; default: usage (stderr, 1); } } /* Don't allow both ordering options, they modify the arc data in-place. */ if ((user_specified & STYLE_FUNCTION_ORDER) && (user_specified & STYLE_FILE_ORDER)) { fprintf (stderr,_("\ %s: Only one of --function-ordering and --file-ordering may be specified.\n"), whoami); done (1); } /* --sum implies --line, otherwise we'd lose basic block counts in gmon.sum */ if (output_style & STYLE_SUMMARY_FILE) line_granularity = 1; /* append value of GPROF_PATH to source search list if set: */ str = (char *) getenv ("GPROF_PATH"); if (str) search_list_append (&src_search_list, str); if (optind < argc) a_out_name = argv[optind++]; if (optind < argc) gmon_name = argv[optind++]; /* Turn off default functions. */ for (sp = &default_excluded_list[0]; *sp; sp++) { sym_id_add (*sp, EXCL_TIME); sym_id_add (*sp, EXCL_GRAPH); sym_id_add (*sp, EXCL_FLAT); } /* Read symbol table from core file. */ core_init (a_out_name); /* If we should ignore direct function calls, we need to load to core's text-space. */ if (ignore_direct_calls) core_get_text_space (core_bfd); /* Create symbols from core image. */ if (external_symbol_table) core_create_syms_from (external_symbol_table); else if (line_granularity) core_create_line_syms (); else core_create_function_syms (); /* Translate sym specs into syms. */ sym_id_parse (); if (file_format == FF_PROF) { fprintf (stderr, _("%s: sorry, file format `prof' is not yet supported\n"), whoami); done (1); } else { /* Get information about gmon.out file(s). */ do { gmon_out_read (gmon_name); if (optind < argc) gmon_name = argv[optind]; } while (optind++ < argc); } /* If user did not specify output style, try to guess something reasonable. */ if (output_style == 0) { if (gmon_input & (INPUT_HISTOGRAM | INPUT_CALL_GRAPH)) { if (gmon_input & INPUT_HISTOGRAM) output_style |= STYLE_FLAT_PROFILE; if (gmon_input & INPUT_CALL_GRAPH) output_style |= STYLE_CALL_GRAPH; } else output_style = STYLE_EXEC_COUNTS; output_style &= ~user_specified; } /* Dump a gmon.sum file if requested (before any other processing!) */ if (output_style & STYLE_SUMMARY_FILE) { gmon_out_write (GMONSUM); } if (gmon_input & INPUT_HISTOGRAM) { hist_assign_samples (); } if (gmon_input & INPUT_CALL_GRAPH) { cg = cg_assemble (); } /* Do some simple sanity checks. */ if ((output_style & STYLE_FLAT_PROFILE) && !(gmon_input & INPUT_HISTOGRAM)) { fprintf (stderr, _("%s: gmon.out file is missing histogram\n"), whoami); done (1); } if ((output_style & STYLE_CALL_GRAPH) && !(gmon_input & INPUT_CALL_GRAPH)) { fprintf (stderr, _("%s: gmon.out file is missing call-graph data\n"), whoami); done (1); } /* Output whatever user whishes to see. */ if (cg && (output_style & STYLE_CALL_GRAPH) && bsd_style_output) { /* Print the dynamic profile. */ cg_print (cg); } if (output_style & STYLE_FLAT_PROFILE) { /* Print the flat profile. */ hist_print (); } if (cg && (output_style & STYLE_CALL_GRAPH)) { if (!bsd_style_output) { /* Print the dynamic profile. */ cg_print (cg); } cg_print_index (); } if (output_style & STYLE_EXEC_COUNTS) print_exec_counts (); if (output_style & STYLE_ANNOTATED_SOURCE) print_annotated_source (); if (output_style & STYLE_FUNCTION_ORDER) cg_print_function_ordering (); if (output_style & STYLE_FILE_ORDER) cg_print_file_ordering (); return 0; } void done (int status) { exit (status); }
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