2004-12-31 Richard Henderson <rth@redhat.com>
+ PR tree-opt/19042
+ * tree-sra.c (decide_block_copy): Force use_block_copy false
+ for complex values.
+
+2004-12-31 Richard Henderson <rth@redhat.com>
+
PR middle-end/17799
* function.c (use_register_for_decl): Check DECL_IGNORED_P instead
of DECL_ARTIFICIAL.
tree size_tree = TYPE_SIZE_UNIT (elt->type);
bool use_block_copy = true;
+ /* Tradeoffs for COMPLEX types pretty much always make it better
+ to go ahead and split the components. */
+ if (TREE_CODE (elt->type) == COMPLEX_TYPE)
+ use_block_copy = false;
+
/* Don't bother trying to figure out the rest if the structure is
so large we can't do easy arithmetic. This also forces block
copies for variable sized structures. */
- if (host_integerp (size_tree, 1))
+ else if (host_integerp (size_tree, 1))
{
unsigned HOST_WIDE_INT full_size, inst_size = 0;
unsigned int inst_count;