New tool: opt-diff.py

This tool allows generating the different between two optimization record
files.  The result is a YAML file too that can be visualized with opt-viewer.

This is very useful to see what optimization were added and removed by a
change.

llvm-svn: 296767

1 files changed, 2 insertions, 2 deletions

diff --git a/llvm/utils/opt-viewer/opt-viewer.py b/llvm/utils/opt-viewer/opt-viewer.py
index 0b7eaa8f493..a14aee5f298 100755
--- a/llvm/utils/opt-viewer/opt-viewer.py
+++ b/llvm/utils/opt-viewer/opt-viewer.py
@@ -90,7 +90,7 @@ class SourceFileRenderer:
 <tr>
 <td></td>
 <td>{r.RelativeHotness}</td>
-<td class=\"column-entry-{r.color}\">{r.Pass}</td>
+<td class=\"column-entry-{r.color}\">{r.PassWithDiffPrefix}</td>
 <td><pre style="display:inline">{indent}</pre><span class=\"column-entry-yellow\"> {r.message}&nbsp;</span></td>
 <td class=\"column-entry-yellow\">{inlining_context}</td>
 </tr>'''.format(**locals()), file=self.stream)
@@ -133,7 +133,7 @@ class IndexRenderer:
 <td class=\"column-entry-{odd}\"><a href={r.Link}>{r.DebugLocString}</a></td>
 <td class=\"column-entry-{odd}\">{r.RelativeHotness}</td>
 <td class=\"column-entry-{odd}\">{escaped_name}</td>
-<td class=\"column-entry-{r.color}\">{r.Pass}</td>
+<td class=\"column-entry-{r.color}\">{r.PassWithDiffPrefix}</td>
 </tr>'''.format(**locals()), file=self.stream)
 
     def render(self, all_remarks):