| commit | ad2134d45d6e8501849effa1bec911ea018a356a | [log] [tgz] |
|---|---|---|
| author | Dan Gohman <gohman@apple.com> | Tue Nov 25 00:52:40 2008 +0000 |
| committer | Dan Gohman <gohman@apple.com> | Tue Nov 25 00:52:40 2008 +0000 |
| tree | dbe7728b65aedd15d5b3d573acb45a3067b30148 | |
| parent | 524c284aeff6b26246c2b1c15184c5c92a4095a3 [diff] |
Initial support for anti-dependence breaking. Currently this code does not introduce any new spilling; it just uses unused registers. Refactor the SUnit topological sort code out of the RRList scheduler and make use of it to help with the post-pass scheduler. llvm-svn: 59999