- Don't use morgan spiller as default until it is as stable as belady spiller

[libfirm] / ir / be / bearch.c

diff --git a/ir/be/bearch.c b/ir/be/bearch.c
index e3e925f..f69e8b2 100644 (file)
--- a/ir/be/bearch.c
+++ b/ir/be/bearch.c
@@ -107,6 +107,35 @@ entity *arch_get_frame_entity(const arch_env_t *env, ir_node *irn)
   return ops->impl->get_frame_entity(ops, irn);
 }
 
+arch_inverse_t *arch_get_inverse(const arch_env_t *env, const ir_node *irn, int i, arch_inverse_t *inverse, struct obstack *obstack)
+{
+  const arch_irn_ops_t *ops = get_irn_ops(env, irn);
+  if(ops->impl->get_inverse) {
+    return ops->impl->get_inverse(ops, irn, i, inverse, obstack);
+  } else {
+    return NULL;
+  }
+}
+
+int arch_get_op_estimated_cost(const arch_env_t *env, const ir_node *irn)
+{
+  const arch_irn_ops_t *ops = get_irn_ops(env, irn);
+  if(ops->impl->get_op_estimated_cost) {
+    return ops->impl->get_op_estimated_cost(ops, irn);
+  } else {
+    return 1;
+  }
+}
+
+int arch_is_possible_memory_operand(const arch_env_t *env, const ir_node *irn, int i)
+{
+  const arch_irn_ops_t *ops = get_irn_ops(env, irn);
+  if(ops->impl->possible_memory_operand) {
+    return ops->impl->possible_memory_operand(ops, irn, i);
+  } else {
+    return 0;
+  }
+}
 
 int arch_get_allocatable_regs(const arch_env_t *env, const ir_node *irn, int pos, bitset_t *bs)
 {
@@ -138,6 +167,19 @@ void arch_put_non_ignore_regs(const arch_env_t *env, const arch_register_class_t
        }
 }
 
+int arch_count_non_ignore_regs(const arch_env_t *env, const arch_register_class_t *cls)
+{
+       int i;
+       int result = 0;
+
+       for(i = 0; i < cls->n_regs; ++i) {
+               if(!arch_register_type_is(&cls->regs[i], ignore))
+                       result++;
+       }
+
+       return result;
+}
+
 int arch_is_register_operand(const arch_env_t *env,
     const ir_node *irn, int pos)
 {