+2005-04-16 Roger Sayle <roger@eyesopen.com>
+ Steven Bosscher <stevenb@suse.de>
+
+ * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
+ (fold_unary_to_constant): Likewise.
+
2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
* basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
If the expression could be simplified to a constant, then return
the constant. If the expression would not be simplified to a
- constant, then return NULL_TREE.
-
- Note this is primarily designed to be called after gimplification
- of the tree structures and when at least one operand is a constant.
- As a result of those simplifying assumptions this routine is far
- simpler than the generic fold routine. */
+ constant, then return NULL_TREE. */
tree
fold_binary_to_constant (enum tree_code code, tree type, tree op0, tree op1)
If the expression could be simplified to a constant, then return
the constant. If the expression would not be simplified to a
- constant, then return NULL_TREE.
-
- Note this is primarily designed to be called after gimplification
- of the tree structures and when op0 is a constant. As a result
- of those simplifying assumptions this routine is far simpler than
- the generic fold routine. */
+ constant, then return NULL_TREE. */
tree
fold_unary_to_constant (enum tree_code code, tree type, tree op0)