| Age | Commit message (Expand) | Author | Lines |
| 2024-03-27 | Remove `Ord` from `Ty`, `Const`, and `Region` | Oli Scherer | -4/+4 |
| 2024-03-22 | Split out ImplPolarity and PredicatePolarity | Michael Goulet | -6/+6 |
| 2024-03-11 | Rename `IntoDiagnosticArg` as `IntoDiagArg`. | Nicholas Nethercote | -11/+11 |
| 2024-02-28 | Rename `DiagnosticArg{,Map,Name,Value}` as `DiagArg{,Map,Name,Value}`. | Nicholas Nethercote | -7/+7 |
| 2024-02-13 | Uplift TypeVisitableExt into rustc_type_ir | Michael Goulet | -0/+12 |
| 2024-02-12 | Dejargnonize subst | Shoyu Vanilla | -15/+15 |
| 2024-01-30 | Move predicate, region, and const stuff into their own modules in middle | Michael Goulet | -0/+1062 |