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Arnaldo Carvalho de Melo
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Jan 31, 2011
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,2 +1,2 @@ | ||
| --- | ||
| refs/heads/master: 229ade9ba36341f7369ecb4f134bcec9133520bf | ||
| refs/heads/master: c0443df1b69b59675fc6790e0ddce87c8ca00abf |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,136 @@ | ||
| /* | ||
| * Copyright (C) 2011, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com> | ||
| * | ||
| * Parts came from builtin-{top,stat,record}.c, see those files for further | ||
| * copyright notes. | ||
| * | ||
| * Released under the GPL v2. (and only v2, not any later version) | ||
| */ | ||
| #include "../browser.h" | ||
| #include "../helpline.h" | ||
| #include "../libslang.h" | ||
| #include "../../evlist.h" | ||
| #include "../../hist.h" | ||
| #include "../../sort.h" | ||
| #include "../../symbol.h" | ||
| #include "../../top.h" | ||
|
|
||
| struct perf_top_browser { | ||
| struct ui_browser b; | ||
| struct rb_root root; | ||
| float sum_ksamples; | ||
| int dso_width; | ||
| int dso_short_width; | ||
| int sym_width; | ||
| }; | ||
|
|
||
| static void perf_top_browser__write(struct ui_browser *browser, void *entry, int row) | ||
| { | ||
| struct perf_top_browser *top_browser = container_of(browser, struct perf_top_browser, b); | ||
| struct sym_entry *syme = rb_entry(entry, struct sym_entry, rb_node); | ||
| bool current_entry = ui_browser__is_current_entry(browser, row); | ||
| struct symbol *symbol = sym_entry__symbol(syme); | ||
| struct perf_top *top = browser->priv; | ||
| int width = browser->width; | ||
| double pcnt; | ||
|
|
||
| pcnt = 100.0 - (100.0 * ((top_browser->sum_ksamples - syme->snap_count) / | ||
| top_browser->sum_ksamples)); | ||
| ui_browser__set_percent_color(browser, pcnt, current_entry); | ||
|
|
||
| if (top->evlist->nr_entries == 1 || !top->display_weighted) { | ||
| slsmg_printf("%20.2f ", syme->weight); | ||
| width -= 24; | ||
| } else { | ||
| slsmg_printf("%9.1f %10ld ", syme->weight, syme->snap_count); | ||
| width -= 23; | ||
| } | ||
|
|
||
| slsmg_printf("%4.1f%%", pcnt); | ||
| width -= 7; | ||
|
|
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| if (verbose) { | ||
| slsmg_printf(" %016" PRIx64, symbol->start); | ||
| width -= 17; | ||
| } | ||
|
|
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| slsmg_printf(" %-*.*s ", top_browser->sym_width, top_browser->sym_width, | ||
| symbol->name); | ||
| width -= top_browser->sym_width; | ||
| slsmg_write_nstring(width >= syme->map->dso->long_name_len ? | ||
| syme->map->dso->long_name : | ||
| syme->map->dso->short_name, width); | ||
| } | ||
|
|
||
| static void perf_top_browser__update_rb_tree(struct perf_top_browser *browser) | ||
| { | ||
| struct perf_top *top = browser->b.priv; | ||
|
|
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| browser->root = RB_ROOT; | ||
| browser->b.top = NULL; | ||
| browser->sum_ksamples = perf_top__decay_samples(top, &browser->root); | ||
| perf_top__find_widths(top, &browser->root, &browser->dso_width, | ||
| &browser->dso_short_width, | ||
| &browser->sym_width); | ||
| if (browser->sym_width + browser->dso_width > browser->b.width - 29) { | ||
| browser->dso_width = browser->dso_short_width; | ||
| if (browser->sym_width + browser->dso_width > browser->b.width - 29) | ||
| browser->sym_width = browser->b.width - browser->dso_width - 29; | ||
| } | ||
| browser->b.nr_entries = top->rb_entries; | ||
| } | ||
|
|
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| static int perf_top_browser__run(struct perf_top_browser *browser) | ||
| { | ||
| int key; | ||
| char title[160]; | ||
| struct perf_top *top = browser->b.priv; | ||
| int delay_msecs = top->delay_secs * 1000; | ||
|
|
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| perf_top_browser__update_rb_tree(browser); | ||
| perf_top__header_snprintf(top, title, sizeof(title)); | ||
| perf_top__reset_sample_counters(top); | ||
|
|
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| if (ui_browser__show(&browser->b, title, "ESC: exit") < 0) | ||
| return -1; | ||
|
|
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| newtFormSetTimer(browser->b.form, delay_msecs); | ||
|
|
||
| while (1) { | ||
| key = ui_browser__run(&browser->b); | ||
|
|
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| switch (key) { | ||
| case -1: | ||
| /* FIXME we need to check if it was es.reason == NEWT_EXIT_TIMER */ | ||
| perf_top_browser__update_rb_tree(browser); | ||
| perf_top__header_snprintf(top, title, sizeof(title)); | ||
| perf_top__reset_sample_counters(top); | ||
| ui_browser__set_color(&browser->b, NEWT_COLORSET_ROOT); | ||
| SLsmg_gotorc(0, 0); | ||
| slsmg_write_nstring(title, browser->b.width); | ||
| break; | ||
| case NEWT_KEY_TAB: | ||
| default: | ||
| goto out; | ||
| } | ||
| } | ||
| out: | ||
| ui_browser__hide(&browser->b); | ||
| return key; | ||
| } | ||
|
|
||
| int perf_top__tui_browser(struct perf_top *top) | ||
| { | ||
| struct perf_top_browser browser = { | ||
| .b = { | ||
| .entries = &browser.root, | ||
| .refresh = ui_browser__rb_tree_refresh, | ||
| .seek = ui_browser__rb_tree_seek, | ||
| .write = perf_top_browser__write, | ||
| .priv = top, | ||
| }, | ||
| }; | ||
|
|
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| ui_helpline__push("Press <- or ESC to exit"); | ||
| return perf_top_browser__run(&browser); | ||
| } |