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Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 36 |
1 files changed, 36 insertions, 0 deletions
@@ -1,3 +1,39 @@ +2009-02-10 Josh Stone <jistone@redhat.com> + + * staptree.h (update_visitor::require): Add a clearok parameter for + optimizing traversers to signal that they're ready for NULL back. + * elaborate.cxx (dead_assignment_remover): Convert into an + update_visitor and remove its now-redundant traversal methods. + * elaborate.cxx (dead_stmtexpr_remover): Convert to an update_visitor. + * elaborate.cxx (void_statement_reducer): Convert to an update_visitor. + +2009-02-10 Josh Stone <jistone@redhat.com> + + * tapsets.cxx (var_expanding_copy_visitor): This struct becomes + var_expanding_visitor and inherits from update_visitor instead of + deep_copy_visitor. Each of the probe-type variants of this are also no + longer copiers. + +2009-02-10 Josh Stone <jistone@redhat.com> + + * staptree.h (update_visitor): A new visitor to make it easier to + rewrite parts of a probe or function without making a full copy. + * staptree.cxx (update_visitor::*): Each child is recursed with a + require() call, and then the parent returns itself with provide(). + * staptree.h (deep_copy_visitor): Inherit from update_visitor to get + the recursive descent while updating nodes. + * staptree.cxx (deep_copy_visitor::*): Use the implicit copy + constructors to copy all fields, then defer to update_visitor for the + recursion. Referents are still cleared from the copies of symbols and + function calls. + +2009-02-10 Josh Stone <jistone@redhat.com> + + * staptree.h (require, provide): Simplify stack operations with less + pointer magic, and move to be deep_copy_visitor members. + * staptree.h (deep_copy_visitor::deep_copy): Templatize + * staptree.cxx, tapsets.cxx: Refactor require/provide callers + 2009-02-10 Frank Ch. Eigler <fche@elastic.org> * tapsets.cxx (find_variable_and_frame_base): Tolerate -1 return |