xStore, xLoad should have base latency 0

[libfirm] / ir / be / ia32 / bearch_ia32.c

diff --git a/ir/be/ia32/bearch_ia32.c b/ir/be/ia32/bearch_ia32.c
index 65a1ac6..ad5ed6f 100644 (file)
--- a/ir/be/ia32/bearch_ia32.c
+++ b/ir/be/ia32/bearch_ia32.c
@@ -2063,6 +2063,8 @@ static int ia32_evaluate_insn(insn_kind kind, tarval *tv) {
                return arch_costs->add_cost;
        case SHIFT:
                return arch_costs->const_shf_cost;
+       case ZERO:
+               return arch_costs->add_cost;
        default:
                return 1;
        }