fixed debug output of unary x87 nodes

[libfirm] / ir / be / ia32 / ia32_optimize.c

diff --git a/ir/be/ia32/ia32_optimize.c b/ir/be/ia32/ia32_optimize.c
index 4e1133f..46d529a 100644 (file)
--- a/ir/be/ia32/ia32_optimize.c
+++ b/ir/be/ia32/ia32_optimize.c
@@ -1129,14 +1129,14 @@ static ir_node *fold_addr(ia32_code_gen_t *cg, ir_node *irn, ir_node *noreg) {
                /* default for add -> make right operand to index */
                index               = right;
                dolea               = 1;
-               consumed_left_shift = 1;
+               consumed_left_shift = -1;
 
                DBG((mod, LEVEL_1, "\tgot LEA candidate with index %+F\n", index));
 
                /* determine the operand which needs to be checked */
                temp = left;
                if (is_ia32_Lea(left)) {
-                       temp                = right;
+                       temp = right;
                        consumed_left_shift = 0;
                }
 
@@ -1149,14 +1149,14 @@ static ir_node *fold_addr(ia32_code_gen_t *cg, ir_node *irn, ir_node *noreg) {
                                scale = get_tarval_long(get_ia32_Immop_tarval(temp));
 
                                if (scale <= 3) {
-                                       index = get_irn_n(temp, 2);
+                                       index               = get_irn_n(temp, 2);
+                                       consumed_left_shift = consumed_left_shift < 0 ? 1 : 0;
 
                                        DBG((mod, LEVEL_1, "\tgot scaled index %+F\n", index));
                                }
                                else {
-                                       consumed_left_shift = 0;
-                                       scale               = 0;
-                                       shift               = NULL;
+                                       scale = 0;
+                                       shift = NULL;
                                }
                        }
                }
@@ -1167,7 +1167,7 @@ static ir_node *fold_addr(ia32_code_gen_t *cg, ir_node *irn, ir_node *noreg) {
                        if (left == right) {
                                base = noreg;
                        }
-                       else if (consumed_left_shift) {
+                       else if (consumed_left_shift == 1) {
                                /* -> base is right operand  */
                                base = (right == lea_o) ? noreg : right;
                        }