+2013-09-10 Jeff Law <law@redhat.com>
+
+ PR middle-end/58387
+ Revert:
+ 2013-09-06 Jeff Law <law@redhat.com>
+
+ * tree-ssa-dom.c (cprop_into_successor_phis): Also propagate
+ edge implied equivalences into successor phis.
+
2013-09-12 DJ Delorie <dj@redhat.com>
* config/rl78/rl78-virt.md: Change from | to \; for asm line
if (gsi_end_p (gsi))
continue;
- /* We may have an equivalence associated with this edge. While
- we can not propagate it into non-dominated blocks, we can
- propagate them into PHIs in non-dominated blocks. */
-
- /* Push the unwind marker so we can reset the const and copies
- table back to its original state after processing this edge. */
- const_and_copies_stack.safe_push (NULL_TREE);
-
- /* Extract and record any simple NAME = VALUE equivalences.
-
- Don't bother with [01] = COND equivalences, they're not useful
- here. */
- struct edge_info *edge_info = (struct edge_info *) e->aux;
- if (edge_info)
- {
- tree lhs = edge_info->lhs;
- tree rhs = edge_info->rhs;
-
- if (lhs && TREE_CODE (lhs) == SSA_NAME)
- record_const_or_copy (lhs, rhs);
- }
-
indx = e->dest_idx;
for ( ; !gsi_end_p (gsi); gsi_next (&gsi))
{
&& may_propagate_copy (orig_val, new_val))
propagate_value (orig_p, new_val);
}
-
- restore_vars_to_original_value ();
}
}