2014-02-07 Jan Hubicka <hubicka@ucw.cz>
+ * varpool.c: Include pointer-set.h.
+ (varpool_remove_unreferenced_decls): Variables in other partitions
+ will not be output; be however careful to not lose information
+ about partitioning.
+
+2014-02-07 Jan Hubicka <hubicka@ucw.cz>
+
* gimple-fold.c (gimple_get_virt_method_for_vtable): Do O(1)
lookup in the vtable constructor.
#include "output.h"
#include "gimple-expr.h"
#include "flags.h"
+#include "pointer-set.h"
/* List of hooks triggered on varpool_node events. */
struct varpool_node_hook_list {
return error_mark_node;
/* Do not care about automatic variables. Those are never initialized
- anyway, because gimplifier exapnds the code*/
+ anyway, because gimplifier exapnds the code. */
if (!TREE_STATIC (decl) && !DECL_EXTERNAL (decl))
{
gcc_assert (!TREE_PUBLIC (decl));
varpool_node *first = (varpool_node *)(void *)1;
int i;
struct ipa_ref *ref;
+ struct pointer_set_t *referenced = pointer_set_create ();
if (seen_error ())
return;
next = next->same_comdat_group)
{
varpool_node *vnext = dyn_cast <varpool_node> (next);
- if (vnext && vnext->analyzed)
+ if (vnext && vnext->analyzed && !symtab_comdat_local_p (next))
enqueue_node (vnext, &first);
}
}
{
varpool_node *vnode = dyn_cast <varpool_node> (ref->referred);
if (vnode
+ && !vnode->in_other_partition
&& (!DECL_EXTERNAL (ref->referred->decl)
|| vnode->alias)
&& vnode->analyzed)
enqueue_node (vnode, &first);
+ else
+ pointer_set_insert (referenced, node);
}
}
if (cgraph_dump_file)
{
if (cgraph_dump_file)
fprintf (cgraph_dump_file, " %s", node->asm_name ());
- varpool_remove_node (node);
+ if (pointer_set_contains (referenced, node))
+ varpool_remove_initializer (node);
+ else
+ varpool_remove_node (node);
}
}
+ pointer_set_destroy (referenced);
if (cgraph_dump_file)
fprintf (cgraph_dump_file, "\n");
}