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  • Committer: Bazaar Package Importer
  • Author(s): Cesare Falco
  • Date: 2009-11-03 17:10:15 UTC
  • mfrom: (1.1.5 upstream)
  • Revision ID: james.westby@ubuntu.com-20091103171015-6hop4ory5lxnumpn
Tags: 0.135-0ubuntu1
https://launchpad.net/bugs/403212
* New upstream release - Closes (LP: #403212)
* debian/watch: unstable releases are no longer detected
* mame.ini: added the cheat subdirectories to cheatpath so zipped
  cheatfiles will be searched too
* renamed crsshair subdirectory to crosshair to reflect upstream change
* mame.ini: renamed references to crosshair subdirectory (see above)

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src/emu/profiler.c
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***************************************************************************/
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/*-------------------------------------------------
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    _profiler_mark - mark the beginning/end of a
 
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    _profiler_mark_start - mark the beginning of a
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    profiler entry
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-------------------------------------------------*/
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void _profiler_mark(int type)
 
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void _profiler_mark_start(int type)
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{
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        profiler_data *data = &global_profiler.data[global_profiler.dataindex];
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        osd_ticks_t curticks = osd_profiling_ticks();
 
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        osd_ticks_t curticks = get_profile_ticks();
 
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        profiler_filo_entry *entry;
 
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        int index;
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        /* track context switches */
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        if (type >= PROFILER_CPU_FIRST && type <= PROFILER_CPU_MAX)
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                data->context_switches++;
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        /* if we're starting a new bucket, begin now */
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        if (type != PROFILER_END)
 
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        /* we're starting a new bucket, begin now */
 
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        index = global_profiler.filoindex++;
 
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        entry = &global_profiler.filo[index];
 
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        /* fail if we overflow */
 
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        if (index > ARRAY_LENGTH(global_profiler.filo))
 
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                fatalerror("Profiler FILO overflow (type = %d)\n", type);
 
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        /* if we're nested, stop the previous entry */
 
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        if (index > 0)
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        {
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                int index = global_profiler.filoindex++;
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                profiler_filo_entry *entry = &global_profiler.filo[index];
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                /* fail if we overflow */
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                if (index > ARRAY_LENGTH(global_profiler.filo))
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                        fatalerror("Profiler FILO overflow\n");
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                /* if we're nested, stop the previous entry */
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                if (index > 0)
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                {
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                        profiler_filo_entry *preventry = entry - 1;
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                        data->duration[preventry->type] += curticks - preventry->start;
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                }
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                /* fill in this entry */
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                entry->type = type;
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                entry->start = curticks;
 
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                profiler_filo_entry *preventry = entry - 1;
 
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                data->duration[preventry->type] += curticks - preventry->start;
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        }
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        /* if we're ending an existing bucket, update the time */
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        else if (global_profiler.filoindex > 0)
 
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        /* fill in this entry */
 
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        entry->type = type;
 
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        entry->start = curticks;
 
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}
 
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/*-------------------------------------------------
 
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    _profiler_mark_end - mark the end of a
 
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    profiler entry
 
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-------------------------------------------------*/
 
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void _profiler_mark_end(void)
 
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{
 
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        profiler_data *data = &global_profiler.data[global_profiler.dataindex];
 
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        osd_ticks_t curticks = get_profile_ticks();
 
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        /* we're ending an existing bucket, update the time */
 
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        if (global_profiler.filoindex > 0)
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        {
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                int index = --global_profiler.filoindex;
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                profiler_filo_entry *entry = &global_profiler.filo[index];
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                { PROFILER_USER2,            "User 2" },
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                { PROFILER_USER3,            "User 3" },
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                { PROFILER_USER4,            "User 4" },
 
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                { PROFILER_USER5,            "User 5" },
 
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                { PROFILER_USER6,            "User 6" },
 
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                { PROFILER_USER7,            "User 7" },
 
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                { PROFILER_USER8,            "User 8" },
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                { PROFILER_PROFILER,         "Profiler" },
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                { PROFILER_IDLE,             "Idle" }
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        };
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        UINT64 computed, normalize, total;
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        int curtype, curmem, switches;
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        profiler_mark(PROFILER_PROFILER);
 
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        profiler_mark_start(PROFILER_PROFILER);
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        /* compute the total time for all bits, not including profiler or idle */
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        computed = 0;
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        total = computed;
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        astring_reset(string);
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        if (total == 0 || normalize == 0)
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                return string;
 
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                goto out;
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        /* loop over all types and generate the string */
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        for (curtype = 0; curtype < PROFILER_TOTAL; curtype++)
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                astring_catprintf(string, "%d CPU switches\n", switches / (int) ARRAY_LENGTH(global_profiler.data));
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        }
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        profiler_mark(PROFILER_END);
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        /* advance to the next dataset and reset it to 0 */
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        global_profiler.dataindex = (global_profiler.dataindex + 1) % ARRAY_LENGTH(global_profiler.data);
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        memset(&global_profiler.data[global_profiler.dataindex], 0, sizeof(global_profiler.data[global_profiler.dataindex]));
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        if (global_profiler.dataindex == 0)
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                global_profiler.dataready = TRUE;
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out:
 
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        profiler_mark_end();
 
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        return string;
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}