use save_optimization_state() restore_optimization_state()

[libfirm] / ir / be / bearch.c

diff --git a/ir/be/bearch.c b/ir/be/bearch.c
index 183d135..f69e8b2 100644 (file)
--- a/ir/be/bearch.c
+++ b/ir/be/bearch.c
@@ -22,15 +22,19 @@
 
 #include "bearch.h"
 #include "ircons_t.h"
+#include "irnode_t.h"
 
 #include "bitset.h"
 #include "pset.h"
 #include "entity.h"
 
-arch_env_t *arch_env_init(arch_env_t *env, const arch_isa_if_t *isa_if)
+#include "irprintf.h"
+
+/* Initialize the architecture environment struct. */
+arch_env_t *arch_env_init(arch_env_t *env, const arch_isa_if_t *isa_if, FILE *file_handle)
 {
   memset(env, 0, sizeof(*env));
-  env->isa = isa_if->init();
+  env->isa = isa_if->init(file_handle);
   return env;
 }
 
@@ -103,6 +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)
 {
@@ -134,6 +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)
 {
@@ -204,6 +250,7 @@ extern const char *arch_irn_flag_str(arch_irn_flags_t fl)
                XXX(dont_spill);
                XXX(ignore);
                XXX(rematerializable);
+               XXX(modify_sp);
                XXX(none);
 #undef XXX
        }