Removed unused variables.

[libfirm] / ir / be / beinfo.c

diff --git a/ir/be/beinfo.c b/ir/be/beinfo.c
index 4bde9e8..c1a04fa 100644 (file)
--- a/ir/be/beinfo.c
+++ b/ir/be/beinfo.c
@@ -35,7 +35,7 @@
 #include "irdump_t.h"
 #include "error.h"
 
-static copy_attr_func  old_phi_copy_attr;
+static copy_attr_func old_phi_copy_attr;
 
 void be_info_new_node(ir_node *node)
 {
@@ -52,15 +52,34 @@ void be_info_new_node(ir_node *node)
        assert(node->backend_info == NULL);
        node->backend_info = info;
 
-       /* Hack! We still have middle end nodes in the backend (which was probably
-          a bad decision back then), which have no register constraints.
-          Set some none_requirements here.
+       /*
+        * Set backend info for some middleend nodes which still appear in
+        * backend graphs
         */
-       if (get_irn_mode(node) != mode_T
-                       && get_irn_opcode(node) <= iro_Last) {
+       switch (get_irn_opcode(node)) {
+       case iro_Bad:
+       case iro_Block:
+       case iro_Dummy:
+       case iro_End:
+       case iro_NoMem:
+       case iro_Unknown:
+               info->flags |= arch_irn_flags_not_scheduled;
+               break;
+       case iro_Anchor:
+       case iro_Pin:
+       case iro_Sync:
+               info->flags |= arch_irn_flags_not_scheduled;
                info->out_infos = NEW_ARR_D(reg_out_info_t, obst, 1);
                memset(info->out_infos, 0, 1 * sizeof(info->out_infos[0]));
                info->out_infos[0].req = arch_no_register_req;
+               break;
+       case iro_Phi:
+               info->out_infos = NEW_ARR_D(reg_out_info_t, obst, 1);
+               memset(info->out_infos, 0, 1 * sizeof(info->out_infos[0]));
+               info->out_infos[0].req = arch_no_register_req;
+               break;
+       default:
+               break;
        }
 }