mirror of
https://github.com/RPCS3/llvm-mirror.git
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344 lines
11 KiB
Python
Executable File
344 lines
11 KiB
Python
Executable File
#!/usr/bin/env python2.7
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from __future__ import print_function
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import argparse
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import cgi
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import codecs
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import errno
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import functools
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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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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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import optpmap
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import optrecord
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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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The tools requires PyYAML and Pygments Python packages.'''
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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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context = Context()
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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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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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self.no_highlight = no_highlight
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self.stream = codecs.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 = open(existing_filename)
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else:
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self.source_stream = None
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print('''
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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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self.html_formatter = HtmlFormatter(encoding='utf-8')
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self.cpp_lexer = CppLexer(stripnl=False)
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def render_source_lines(self, stream, line_remarks):
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file_text = stream.read()
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if self.no_highlight:
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html_highlighted = file_text.decode('utf-8')
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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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# 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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# 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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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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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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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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# 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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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\"> {r.message} </span></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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def render(self, line_remarks):
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if not self.source_stream:
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return
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print('''
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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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</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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print('''
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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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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 = codecs.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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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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def render(self, all_remarks):
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print('''
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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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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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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('''
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</table>
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</body>
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</html>''', file=self.stream)
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def _render_file(source_dir, output_dir, ctx, no_highlight, entry):
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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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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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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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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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shutil.copy(os.path.join(os.path.dirname(os.path.realpath(__file__)),
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"style.css"), output_dir)
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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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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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# 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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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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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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all_remarks, file_remarks, should_display_hotness = \
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optrecord.gather_results(files, args.jobs, print_progress)
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map_remarks(all_remarks)
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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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if __name__ == '__main__':
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main()
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