diff options
Diffstat (limited to 'hardinfo2/arch/common/zlib.h')
-rw-r--r-- | hardinfo2/arch/common/zlib.h | 54 |
1 files changed, 31 insertions, 23 deletions
diff --git a/hardinfo2/arch/common/zlib.h b/hardinfo2/arch/common/zlib.h index c334c083..f79678b3 100644 --- a/hardinfo2/arch/common/zlib.h +++ b/hardinfo2/arch/common/zlib.h @@ -16,10 +16,13 @@ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ -static void -benchmark_zlib(void) +static gpointer +parallel_zlib(unsigned int start, unsigned int end, void *data) { GModule *libz; + gint i; + glong srclen = 65536; + static gulong (*compressBound) (glong srclen) = NULL; static gint (*compress) (gchar *dst, glong *dstlen, const gchar *src, glong srclen) = NULL; @@ -30,7 +33,7 @@ benchmark_zlib(void) libz = g_module_open("/usr/lib/libz.so", G_MODULE_BIND_LAZY); if (!libz) { g_warning("Cannot load ZLib: %s", g_module_error()); - return; + return NULL; } } @@ -38,19 +41,33 @@ benchmark_zlib(void) || !g_module_symbol(libz, "compressBound", (gpointer) & compressBound)) { g_module_close(libz); - return; + return NULL; } } - shell_view_set_enabled(FALSE); + for (i = start; i <= end; i++) { + gchar *dst; + glong dstlen = compressBound(srclen); + + dst = g_new0(gchar, dstlen); + compress(dst, &dstlen, data, srclen); + g_free(dst); + } + + return NULL; +} + - int i; +static void +benchmark_zlib(void) +{ GTimer *timer = g_timer_new(); gdouble elapsed = 0; - gchar src[65536], *tmpsrc; - glong srclen = 65536; + gchar *tmpsrc; gchar *bdata_path; + shell_view_set_enabled(FALSE); + bdata_path = g_build_filename(params.path_data, "benchmark.data", NULL); if (!g_file_get_contents(bdata_path, &tmpsrc, NULL, NULL)) { g_free(bdata_path); @@ -59,24 +76,15 @@ benchmark_zlib(void) shell_status_update("Compressing 64MB with default options..."); - for (i = 0; i <= 1000; i++) { - g_timer_start(timer); - - gchar *dst; - glong dstlen = compressBound(srclen); - - dst = g_new0(gchar, dstlen); - compress(dst, &dstlen, src, srclen); - - g_timer_stop(timer); - elapsed += g_timer_elapsed(timer, NULL); - g_free(dst); - - shell_status_set_percentage(i/10); - } + g_timer_start(timer); + benchmark_parallel_for(0, 1000, parallel_zlib, tmpsrc); + g_timer_stop(timer); + + elapsed = g_timer_elapsed(timer, NULL); g_timer_destroy(timer); g_free(bdata_path); + g_free(tmpsrc); bench_results[BENCHMARK_ZLIB] = 65536.0 / elapsed; } |