forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			380 lines
		
	
	
		
			13 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
			
		
		
	
	
			380 lines
		
	
	
		
			13 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
| #!/usr/bin/env python
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| 
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| from __future__ import print_function
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| 
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| import argparse
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| import cgi
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| import errno
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| import functools
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| import io
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| from multiprocessing import cpu_count
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| import os.path
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| import re
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| import shutil
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| import sys
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| 
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| from pygments import highlight
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| from pygments.lexers.c_cpp import CppLexer
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| from pygments.formatters import HtmlFormatter
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| 
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| import optpmap
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| import optrecord
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| 
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| 
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| desc = '''Generate HTML output to visualize optimization records from the YAML files
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| generated with -fsave-optimization-record and -fdiagnostics-show-hotness.
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| 
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| The tools requires PyYAML and Pygments Python packages.'''
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| 
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| 
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| # This allows passing the global context to the child processes.
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| class Context:
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|     def __init__(self, caller_loc = dict()):
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|        # Map function names to their source location for function where inlining happened
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|        self.caller_loc = caller_loc
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| 
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| context = Context()
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| 
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| def suppress(remark):
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|     if remark.Name == 'sil.Specialized':
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|         return remark.getArgDict()['Function'][0].startswith('\"Swift.')
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|     elif remark.Name == 'sil.Inlined':
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|         return remark.getArgDict()['Callee'][0].startswith(('\"Swift.', '\"specialized Swift.'))
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|     return False
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| 
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| class SourceFileRenderer:
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|     def __init__(self, source_dir, output_dir, filename, no_highlight):
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|         self.filename = filename
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|         existing_filename = None
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|         if os.path.exists(filename):
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|             existing_filename = filename
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|         else:
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|             fn = os.path.join(source_dir, filename)
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|             if os.path.exists(fn):
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|                 existing_filename = fn
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| 
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|         self.no_highlight = no_highlight
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|         self.stream = io.open(os.path.join(output_dir, optrecord.html_file_name(filename)), 'w', encoding='utf-8')
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|         if existing_filename:
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|             self.source_stream = io.open(existing_filename, encoding='utf-8')
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|         else:
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|             self.source_stream = None
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|             print(u'''
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| <html>
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| <h1>Unable to locate file {}</h1>
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| </html>
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|             '''.format(filename), file=self.stream)
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| 
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|         self.html_formatter = HtmlFormatter(encoding='utf-8')
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|         self.cpp_lexer = CppLexer(stripnl=False)
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| 
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|     def render_source_lines(self, stream, line_remarks):
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|         file_text = stream.read()
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| 
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|         if self.no_highlight:
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|             html_highlighted = file_text
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|         else:
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|             html_highlighted = highlight(
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|             file_text,
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|                 self.cpp_lexer,
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|                 self.html_formatter)
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| 
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|             # Note that the API is different between Python 2 and 3.  On
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|             # Python 3, pygments.highlight() returns a bytes object, so we
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|             # have to decode.  On Python 2, the output is str but since we
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|             # support unicode characters and the output streams is unicode we
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|             # decode too.
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|             html_highlighted = html_highlighted.decode('utf-8')
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| 
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|             # Take off the header and footer, these must be
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|             #   reapplied line-wise, within the page structure
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|             html_highlighted = html_highlighted.replace('<div class="highlight"><pre>', '')
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|             html_highlighted = html_highlighted.replace('</pre></div>', '')
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| 
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|         for (linenum, html_line) in enumerate(html_highlighted.split('\n'), start=1):
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|             print(u'''
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| <tr>
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| <td><a name=\"L{linenum}\">{linenum}</a></td>
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| <td></td>
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| <td></td>
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| <td><div class="highlight"><pre>{html_line}</pre></div></td>
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| </tr>'''.format(**locals()), file=self.stream)
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| 
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|             for remark in line_remarks.get(linenum, []):
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|                 if not suppress(remark):
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|                     self.render_inline_remarks(remark, html_line)
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| 
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|     def render_inline_remarks(self, r, line):
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|         inlining_context = r.DemangledFunctionName
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|         dl = context.caller_loc.get(r.Function)
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|         if dl:
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|             dl_dict = dict(list(dl))
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|             link = optrecord.make_link(dl_dict['File'], dl_dict['Line'] - 2)
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|             inlining_context = "<a href={link}>{r.DemangledFunctionName}</a>".format(**locals())
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| 
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|         # Column is the number of characters *including* tabs, keep those and
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|         # replace everything else with spaces.
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|         indent = line[:max(r.Column, 1) - 1]
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|         indent = re.sub('\S', ' ', indent)
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| 
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|         # Create expanded message and link if we have a multiline message.
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|         lines = r.message.split('\n')
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|         if len(lines) > 1:
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|             expand_link = '<a style="text-decoration: none;" href="" onclick="toggleExpandedMessage(this); return false;">+</a>'
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|             message = lines[0]
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|             expand_message = u'''
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| <div class="full-info" style="display:none;">
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|   <div class="col-left"><pre style="display:inline">{}</pre></div>
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|   <div class="expanded col-left"><pre>{}</pre></div>
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| </div>'''.format(indent, '\n'.join(lines[1:]))
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|         else:
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|             expand_link = ''
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|             expand_message = ''
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|             message = r.message
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|         print(u'''
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| <tr>
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| <td></td>
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| <td>{r.RelativeHotness}</td>
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| <td class=\"column-entry-{r.color}\">{r.PassWithDiffPrefix}</td>
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| <td><pre style="display:inline">{indent}</pre><span class=\"column-entry-yellow\">{expand_link} {message} </span>{expand_message}</td>
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| <td class=\"column-entry-yellow\">{inlining_context}</td>
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| </tr>'''.format(**locals()), file=self.stream)
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| 
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|     def render(self, line_remarks):
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|         if not self.source_stream:
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|             return
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| 
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|         print(u'''
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| <html>
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| <title>{}</title>
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| <meta charset="utf-8" />
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| <head>
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| <link rel='stylesheet' type='text/css' href='style.css'>
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| <script type="text/javascript">
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| /* Simple helper to show/hide the expanded message of a remark. */
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| function toggleExpandedMessage(e) {{
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|   var FullTextElems = e.parentElement.parentElement.getElementsByClassName("full-info");
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|   if (!FullTextElems || FullTextElems.length < 1) {{
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|       return false;
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|   }}
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|   var FullText = FullTextElems[0];
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|   if (FullText.style.display == 'none') {{
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|     e.innerHTML = '-';
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|     FullText.style.display = 'block';
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|   }} else {{
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|     e.innerHTML = '+';
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|     FullText.style.display = 'none';
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|   }}
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| }}
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| </script>
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| </head>
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| <body>
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| <div class="centered">
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| <table class="source">
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| <thead>
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| <tr>
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| <th style="width: 2%">Line</td>
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| <th style="width: 3%">Hotness</td>
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| <th style="width: 10%">Optimization</td>
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| <th style="width: 70%">Source</td>
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| <th style="width: 15%">Inline Context</td>
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| </tr>
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| </thead>
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| <tbody>'''.format(os.path.basename(self.filename)), file=self.stream)
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|         self.render_source_lines(self.source_stream, line_remarks)
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| 
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|         print(u'''
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| </tbody>
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| </table>
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| </body>
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| </html>''', file=self.stream)
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| 
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| 
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| class IndexRenderer:
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|     def __init__(self, output_dir, should_display_hotness, max_hottest_remarks_on_index):
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|         self.stream = io.open(os.path.join(output_dir, 'index.html'), 'w', encoding='utf-8')
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|         self.should_display_hotness = should_display_hotness
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|         self.max_hottest_remarks_on_index = max_hottest_remarks_on_index
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| 
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|     def render_entry(self, r, odd):
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|         escaped_name = cgi.escape(r.DemangledFunctionName)
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|         print(u'''
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| <tr>
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| <td class=\"column-entry-{odd}\"><a href={r.Link}>{r.DebugLocString}</a></td>
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| <td class=\"column-entry-{odd}\">{r.RelativeHotness}</td>
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| <td class=\"column-entry-{odd}\">{escaped_name}</td>
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| <td class=\"column-entry-{r.color}\">{r.PassWithDiffPrefix}</td>
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| </tr>'''.format(**locals()), file=self.stream)
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| 
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|     def render(self, all_remarks):
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|         print(u'''
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| <html>
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| <meta charset="utf-8" />
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| <head>
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| <link rel='stylesheet' type='text/css' href='style.css'>
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| </head>
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| <body>
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| <div class="centered">
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| <table>
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| <tr>
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| <td>Source Location</td>
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| <td>Hotness</td>
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| <td>Function</td>
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| <td>Pass</td>
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| </tr>''', file=self.stream)
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| 
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|         max_entries = None
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|         if self.should_display_hotness:
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|             max_entries = self.max_hottest_remarks_on_index
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| 
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|         for i, remark in enumerate(all_remarks[:max_entries]):
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|             if not suppress(remark):
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|                 self.render_entry(remark, i % 2)
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|         print(u'''
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| </table>
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| </body>
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| </html>''', file=self.stream)
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| 
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| 
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| def _render_file(source_dir, output_dir, ctx, no_highlight, entry, filter_):
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|     global context
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|     context = ctx
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|     filename, remarks = entry
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|     SourceFileRenderer(source_dir, output_dir, filename, no_highlight).render(remarks)
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| 
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| 
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| def map_remarks(all_remarks):
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|     # Set up a map between function names and their source location for
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|     # function where inlining happened
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|     for remark in optrecord.itervalues(all_remarks):
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|         if isinstance(remark, optrecord.Passed) and remark.Pass == "inline" and remark.Name == "Inlined":
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|             for arg in remark.Args:
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|                 arg_dict = dict(list(arg))
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|                 caller = arg_dict.get('Caller')
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|                 if caller:
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|                     try:
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|                         context.caller_loc[caller] = arg_dict['DebugLoc']
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|                     except KeyError:
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|                         pass
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| 
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| 
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| def generate_report(all_remarks,
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|                     file_remarks,
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|                     source_dir,
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|                     output_dir,
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|                     no_highlight,
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|                     should_display_hotness,
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|                     max_hottest_remarks_on_index,
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|                     num_jobs,
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|                     should_print_progress):
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|     try:
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|         os.makedirs(output_dir)
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|     except OSError as e:
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|         if e.errno == errno.EEXIST and os.path.isdir(output_dir):
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|             pass
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|         else:
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|             raise
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| 
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|     if should_print_progress:
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|         print('Rendering index page...')
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|     if should_display_hotness:
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|         sorted_remarks = sorted(optrecord.itervalues(all_remarks), key=lambda r: (r.Hotness, r.File, r.Line, r.Column, r.PassWithDiffPrefix, r.yaml_tag, r.Function), reverse=True)
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|     else:
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|         sorted_remarks = sorted(optrecord.itervalues(all_remarks), key=lambda r: (r.File, r.Line, r.Column, r.PassWithDiffPrefix, r.yaml_tag, r.Function))
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|     IndexRenderer(output_dir, should_display_hotness, max_hottest_remarks_on_index).render(sorted_remarks)
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| 
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|     shutil.copy(os.path.join(os.path.dirname(os.path.realpath(__file__)),
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|             "style.css"), output_dir)
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| 
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|     _render_file_bound = functools.partial(_render_file, source_dir, output_dir, context, no_highlight)
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|     if should_print_progress:
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|         print('Rendering HTML files...')
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|     optpmap.pmap(_render_file_bound,
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|                  file_remarks.items(),
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|                  num_jobs,
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|                  should_print_progress)
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| 
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| 
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| def main():
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|     parser = argparse.ArgumentParser(description=desc)
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|     parser.add_argument(
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|         'yaml_dirs_or_files',
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|         nargs='+',
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|         help='List of optimization record files or directories searched '
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|              'for optimization record files.')
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|     parser.add_argument(
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|         '--output-dir',
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|         '-o',
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|         default='html',
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|         help='Path to a directory where generated HTML files will be output. '
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|              'If the directory does not already exist, it will be created. '
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|              '"%(default)s" by default.')
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|     parser.add_argument(
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|         '--jobs',
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|         '-j',
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|         default=None,
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|         type=int,
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|         help='Max job count (defaults to %(default)s, the current CPU count)')
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|     parser.add_argument(
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|         '--source-dir',
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|         '-s',
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|         default='',
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|         help='set source directory')
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|     parser.add_argument(
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|         '--no-progress-indicator',
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|         '-n',
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|         action='store_true',
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|         default=False,
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|         help='Do not display any indicator of how many YAML files were read '
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|              'or rendered into HTML.')
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|     parser.add_argument(
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|         '--max-hottest-remarks-on-index',
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|         default=1000,
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|         type=int,
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|         help='Maximum number of the hottest remarks to appear on the index page')
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|     parser.add_argument(
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|         '--no-highlight',
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|         action='store_true',
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|         default=False,
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|         help='Do not use a syntax highlighter when rendering the source code')
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|     parser.add_argument(
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|         '--demangler',
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|         help='Set the demangler to be used (defaults to %s)' % optrecord.Remark.default_demangler)
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| 
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|     parser.add_argument(
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|         '--filter',
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|         default='',
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|         help='Only display remarks from passes matching filter expression')
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| 
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|     # Do not make this a global variable.  Values needed to be propagated through
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|     # to individual classes and functions to be portable with multiprocessing across
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|     # Windows and non-Windows.
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|     args = parser.parse_args()
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| 
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|     print_progress = not args.no_progress_indicator
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|     if args.demangler:
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|         optrecord.Remark.set_demangler(args.demangler)
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| 
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|     files = optrecord.find_opt_files(*args.yaml_dirs_or_files)
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|     if not files:
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|         parser.error("No *.opt.yaml files found")
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|         sys.exit(1)
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| 
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|     all_remarks, file_remarks, should_display_hotness = \
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|         optrecord.gather_results(files, args.jobs, print_progress, args.filter)
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| 
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|     map_remarks(all_remarks)
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| 
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|     generate_report(all_remarks,
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|                     file_remarks,
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|                     args.source_dir,
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|                     args.output_dir,
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|                     args.no_highlight,
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|                     should_display_hotness,
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|                     args.max_hottest_remarks_on_index,
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|                     args.jobs,
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|                     print_progress)
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| 
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| if __name__ == '__main__':
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|     main()
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