- Added 2 new blockschedulers, a greedy algorithm and an "optimal" ILP that

[libfirm] / ir / be / bearch.c

diff --git a/ir/be/bearch.c b/ir/be/bearch.c
index 8ff6628..5ea988d 100644 (file)
--- a/ir/be/bearch.c
+++ b/ir/be/bearch.c
@@ -30,17 +30,19 @@
 
 #include "irprintf.h"
 
-arch_env_t *arch_env_init(arch_env_t *env, const arch_isa_if_t *isa_if)
+/* 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, be_main_env_t *main_env)
 {
   memset(env, 0, sizeof(*env));
-  env->isa = isa_if->init();
+  env->isa                  = isa_if->init(file_handle);
+  env->isa->main_env        = main_env;
   return env;
 }
 
 arch_env_t *arch_env_push_irn_handler(arch_env_t *env,
     const arch_irn_handler_t *handler)
 {
-  assert(env->handlers_tos <= ARCH_MAX_HANDLERS);
+  assert(env->handlers_tos < ARCH_MAX_HANDLERS);
   env->handlers[env->handlers_tos++] = handler;
   return env;
 }
@@ -86,6 +88,10 @@ get_irn_ops(const arch_env_t *env, const ir_node *irn)
   return fallback_irn_ops;
 }
 
+const arch_irn_ops_t *arch_get_irn_ops(const arch_env_t *env, const ir_node *irn) {
+       return get_irn_ops(env, irn);
+}
+
 const arch_register_req_t *arch_get_register_req(const arch_env_t *env,
     arch_register_req_t *req, const ir_node *irn, int pos)
 {
@@ -106,6 +112,65 @@ entity *arch_get_frame_entity(const arch_env_t *env, ir_node *irn)
   return ops->impl->get_frame_entity(ops, irn);
 }
 
+void arch_set_frame_entity(const arch_env_t *env, ir_node *irn, entity *ent)
+{
+       const arch_irn_ops_t *ops = get_irn_ops(env, irn);
+       ops->impl->set_frame_entity(ops, irn, ent);
+}
+
+int arch_get_sp_bias(const arch_env_t *env, ir_node *irn)
+{
+       const arch_irn_ops_t *ops = get_irn_ops(env, irn);
+       return ops->impl->get_sp_bias(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_possible_memory_operand(const arch_env_t *env, const ir_node *irn, unsigned 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;
+       }
+}
+
+extern void arch_perform_memory_operand(const arch_env_t *env, ir_node *irn, ir_node *spill, unsigned int i) {
+       const arch_irn_ops_t *ops = get_irn_ops(env, irn);
+       if(ops->impl->perform_memory_operand) {
+               ops->impl->perform_memory_operand(ops, irn, spill, i);
+       } else {
+               return;
+       }
+}
+
+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)
 {
@@ -137,6 +202,19 @@ 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)
 {
@@ -207,6 +285,7 @@ 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
        }