diff options
| -rw-r--r-- | src/settings.js | 5 | ||||
| -rw-r--r-- | src/shell.html | 2 | ||||
| -rw-r--r-- | tests/test_browser.py | 16 |
3 files changed, 16 insertions, 7 deletions
diff --git a/src/settings.js b/src/settings.js index cb64bfd9..a5a9c47d 100644 --- a/src/settings.js +++ b/src/settings.js @@ -131,6 +131,11 @@ var OUTLINING_LIMIT = 0; // A function size above which we try to automatically // large functions (JS engines often compile them very slowly, // compile them with lower optimizations, or do not optimize them // at all). If 0, we do not perform outlining at all. + // To see which funcs are large, you can inspect the source + // in a debug build (-g2 or -g for example), and can run + // tools/find_bigfuncs.py on that to get a sorted list by size. + // Another possibility is to look in the web console in firefox, + // which will note slowly-compiling functions. // Generated code debugging options var SAFE_HEAP = 0; // Check each write to the heap, for example, this will give a clear diff --git a/src/shell.html b/src/shell.html index 22bc9de9..ff5f6e35 100644 --- a/src/shell.html +++ b/src/shell.html @@ -87,6 +87,6 @@ }; Module.setStatus('Downloading...'); </script> - <script type='text/javascript'>{{{ SCRIPT_CODE }}}</script> + <script async type='text/javascript'>{{{ SCRIPT_CODE }}}</script> </body> </html> diff --git a/tests/test_browser.py b/tests/test_browser.py index 7c387071..4b42eedd 100644 --- a/tests/test_browser.py +++ b/tests/test_browser.py @@ -38,8 +38,6 @@ class browser(BrowserCore): message='You should see "hello, world!" and a colored cube.') def test_html_source_map(self): - if 'test_html_source_map' not in str(sys.argv): return self.skip('''This test -requires manual intervention; will not be run unless explicitly requested''') cpp_file = os.path.join(self.get_dir(), 'src.cpp') html_file = os.path.join(self.get_dir(), 'src.html') # browsers will try to 'guess' the corresponding original line if a @@ -64,14 +62,20 @@ requires manual intervention; will not be run unless explicitly requested''') ''') # use relative paths when calling emcc, because file:// URIs can only load # sourceContent when the maps are relative paths + try_delete(html_file) + try_delete(html_file + '.map') Popen([PYTHON, EMCC, 'src.cpp', '-o', 'src.html', '-g4'], cwd=self.get_dir()).communicate() + assert os.path.exists(html_file) + assert os.path.exists(html_file + '.map') + import webbrowser, time webbrowser.open_new('file://' + html_file) + time.sleep(1) print ''' -Set the debugger to pause on exceptions -You should see an exception thrown at src.cpp:7. -Press any key to continue.''' - raw_input() +If manually bisecting: + Check that you see src.cpp among the page sources. + Even better, add a breakpoint, e.g. on the printf, then reload, then step through and see the print (best to run with EM_SAVE_DIR=1 for the reload). +''' def build_native_lzma(self): lzma_native = path_from_root('third_party', 'lzma.js', 'lzma-native') |