Reshuffle performance testsuite.

2004-01-30  Paolo Carlini  <pcarlini@suse.de>

	Reshuffle performance testsuite.
	* testsuite/performance/allocator.cc, allocator_map_thread.cc,
	allocator_thread.cc, complex_norm.cc, container_benchmark.cc,
	cout_insert_int.cc, filebuf_copy.cc, filebuf_sputc.cc,
	fstream_seek_write.cc, ifstream_extract_float.cc,
	ifstream_extract_int.cc, ifstream_getline.cc, is_wchar_t.cc,
	list_create_fill_sort.cc, map_create_fill.cc,
	narrow_widen_char.cc, narrow_widen_wchar_t.cc,
	ofstream_insert_float.cc, ofstream_insert_int.cc,
	string_append.cc, wchar_t_in.cc, wchar_t_length.cc,
	wchar_t_out.cc: Split into...
	* testsuite/performance/20_util/allocator.cc: New.
	* testsuite/performance/20_util/allocator_map_thread.cc: New.
	* testsuite/performance/20_util/allocator_thread.cc: New.
	* testsuite/performance/21_strings/string_append: New.
	* testsuite/performance/22_locale/is_wchar_t.cc: New.
	* testsuite/performance/22_locale/narrow_widen_char.cc: New.
	* testsuite/performance/22_locale/narrow_widen_wchar_t.cc: New.
	* testsuite/performance/22_locale/wchar_t_in.cc: New.
	* testsuite/performance/22_locale/wchar_t_length.cc: New.
	* testsuite/performance/22_locale/wchar_t_out.cc: New.
	* testsuite/performance/23_containers/container_benchmark.cc: New.
	* testsuite/performance/23_containers/list_create_fill_sort.cc: New.
	* testsuite/performance/23_containers/map_create_fill.cc: New.
	* testsuite/performance/26_numerics/complex_norm.cc: New.
	* testsuite/performance/27_io/cout_insert_int.cc: New.
	* testsuite/performance/27_io/filebuf_copy.cc: New.
	* testsuite/performance/27_io/filebuf_sputc.cc: New.
	* testsuite/performance/27_io/fstream_seek_write.cc: New.
	* testsuite/performance/27_io/ifstream_extract_float.cc: New.
	* testsuite/performance/27_io/ifstream_extract_int.cc: New.
	* testsuite/performance/27_io/ifstream_getline.cc: New.
	* testsuite/performance/27_io/ofstream_insert_float.cc: New.
	* testsuite/performance/27_io/ofstream_insert_int.cc: New.

From-SVN: r76974

1 files changed, 84 insertions, 0 deletions

diff --git a/libstdc++-v3/testsuite/performance/22_locale/wchar_t_out.cc b/libstdc++-v3/testsuite/performance/22_locale/wchar_t_out.cc
new file mode 100644
index 0000000..4e51068
--- /dev/null
+++ b/libstdc++-v3/testsuite/performance/22_locale/wchar_t_out.cc
@@ -0,0 +1,84 @@
+// Copyright (C) 2003 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 2, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING.  If not, write to the Free
+// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+// USA.
+
+// As a special exception, you may use this file as part of a free software
+// library without restriction.  Specifically, if other files instantiate
+// templates or use macros or inline functions from this file, or you compile
+// this file and link it with other files to produce an executable, this
+// file does not by itself cause the resulting executable to be covered by
+// the GNU General Public License.  This exception does not however
+// invalidate any other reasons why the executable file might be covered by
+// the GNU General Public License.
+
+#include <cstdio>
+#include <cstring>
+#include <fstream>
+#include <langinfo.h>
+#include <iconv.h>
+#include <testsuite_performance.h>
+
+// libstdc++/11602
+int main(int argc, char** argv)
+{
+  using namespace std;
+  using namespace __gnu_test;
+
+  time_counter time;
+  resource_counter resource;
+  const int iters = 300000;
+
+  wchar_t wbuf[1024];
+  char cbuf[1024];
+  
+  wmemset(wbuf, L'a', 1024);
+
+  // C (iconv)
+  iconv_t cd = iconv_open(nl_langinfo(CODESET), "WCHAR_T");
+  start_counters(time, resource);
+  for (int i = 0; i < iters; ++i)
+    {
+      size_t inbytesleft = 1024 * sizeof(wchar_t);
+      size_t outbytesleft = 1024;
+      char* in = reinterpret_cast<char*>(wbuf);
+      char* out = cbuf;
+      iconv(cd, &in, &inbytesleft, &out, &outbytesleft);
+    }
+  stop_counters(time, resource);
+  iconv_close(cd);
+  report_performance(__FILE__, "C (iconv)", time, resource);
+  clear_counters(time, resource);
+
+  // C++ (codecvt)
+  locale loc;
+  const codecvt<wchar_t, char, mbstate_t>& cvt =
+    use_facet<codecvt<wchar_t, char, mbstate_t> >(loc);
+  mbstate_t state;
+  memset(&state, 0, sizeof(state));
+  start_counters(time, resource);
+  for (int i = 0; i < iters; ++i)
+    {
+      const wchar_t* from_next;
+      char* to_next;
+      cvt.out(state, wbuf, wbuf + 1024, from_next,
+	      cbuf, cbuf + 1024, to_next);
+    }
+  stop_counters(time, resource);
+  report_performance(__FILE__, "C++ (codecvt)", time, resource);
+
+  return 0;
+}