Fixed initialization of option tables

[libfirm] / ir / be / belive_t.h

diff --git a/ir/be/belive_t.h b/ir/be/belive_t.h
index 4a79d38..3f248fe 100644 (file)
--- a/ir/be/belive_t.h
+++ b/ir/be/belive_t.h
@@ -36,11 +36,20 @@
 
 #include "belive.h"
 
+#define USE_LIVE_CHK
+
+#ifdef USE_LIVE_CHK
+#include "irlivechk.h"
+#endif
+
 struct _be_lv_t {
        ir_phase ph;
        ir_graph *irg;
        bitset_t *nodes;
        hook_entry_t hook_info;
+#ifdef USE_LIVE_CHK
+       lv_chk_t *lvc;
+#endif
 };
 
 struct _be_lv_info_node_t {
@@ -88,8 +97,17 @@ struct _be_lv_info_node_t *be_lv_get(const struct _be_lv_t *li, const ir_node *b
 
 static INLINE int _be_is_live_xxx(const struct _be_lv_t *li, const ir_node *block, const ir_node *irn, unsigned flags)
 {
-       struct _be_lv_info_node_t *info = be_lv_get(li, block, irn);
-       return info ? (info->flags & flags) != 0 : 0;
+       if (li->nodes) {
+               struct _be_lv_info_node_t *info = be_lv_get(li, block, irn);
+               return info ? (info->flags & flags) != 0 : 0;
+       }
+
+#ifdef USE_LIVE_CHK
+       else
+               return (lv_chk_bl_xxx(li->lvc, block, irn) & flags) != 0;
+#else
+       assert(li->nodes && "node sets must be computed");
+#endif /* USE_LIVE_CHK */
 }
 
 #define be_lv_foreach(lv, bl, flags, i) \