improve comments, remove unnecessary test

[libfirm] / ir / ir / irarch.c

diff --git a/ir/ir/irarch.c b/ir/ir/irarch.c
index a3b7413..d72fbe9 100644 (file)
--- a/ir/ir/irarch.c
+++ b/ir/ir/irarch.c
@@ -29,10 +29,7 @@
  */
 #include "config.h"
 
-#ifdef HAVE_STDLIB_H
-# include <stdlib.h>
-#endif
-
+#include <stdlib.h>
 #include <assert.h>
 
 #include "irnode_t.h"
@@ -931,7 +928,7 @@ ir_node *arch_dep_replace_div_by_const(ir_node *irn) {
                                ir_node *curr = left;
 
                                /* create the correction code for signed values only if there might be a remainder */
-                               if (! is_Div_remainderless(irn)) {
+                               if (! get_Div_no_remainder(irn)) {
                                        if (k != 1) {
                                                k_node = new_Const_long(mode_Iu, k - 1);
                                                curr   = new_rd_Shrs(dbg, current_ir_graph, block, left, k_node, mode);