Use symbolic names instead of magic values for the position parameter of get_irn_n().

[r21364]

diff --git a/ir/be/ia32/bearch_ia32.c b/ir/be/ia32/bearch_ia32.c
index 83e28f1..5f685ef 100644 (file)
--- a/ir/be/ia32/bearch_ia32.c
+++ b/ir/be/ia32/bearch_ia32.c
@@ -630,9 +630,10 @@ static int ia32_get_op_estimated_cost(const ir_node *irn)
                        (we assume they are in cache), other memory operations cost 20
                        cycles.
                */
-               if(is_ia32_use_frame(irn) ||
-                               (is_ia32_NoReg_GP(get_irn_n(irn, 0)) &&
-                        is_ia32_NoReg_GP(get_irn_n(irn, 1)))) {
+               if (is_ia32_use_frame(irn) || (
+                       is_ia32_NoReg_GP(get_irn_n(irn, n_ia32_base)) &&
+                       is_ia32_NoReg_GP(get_irn_n(irn, n_ia32_index))
+                   )) {
                        cost += 5;
                } else {
                        cost += 20;