X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbelive_t.h;h=086171b53ce345692d746d6a6dea949a44a53e41;hb=e6ad8ee4680a88db8652483c2c6f3124f3d9a888;hp=f8085115125326a078ede07160ad94423524f502;hpb=9b24fe0ec0f4412c790ee4a7c6fc022fd28064a1;p=libfirm

diff --git a/ir/be/belive_t.h b/ir/be/belive_t.h
index f80851151..086171b53 100644
--- a/ir/be/belive_t.h
+++ b/ir/be/belive_t.h
@@ -7,9 +7,10 @@
 #ifndef _BELIVE_T_H
 #define _BELIVE_T_H
 
-#include "config.h"
+#include "firm_config.h"
 
 #include "irgraph_t.h"
+#include "iredges_t.h"
 
 #include "belive.h"
 #include "pset.h"
@@ -20,7 +21,7 @@
 typedef enum _live_state_t {
     live_state_in = 1,
     live_state_end = 2,
-    live_state_out = 6,
+    live_state_out = 4,
     live_state_block = 8,
 } live_state_t;
 
@@ -39,19 +40,23 @@ extern size_t live_irg_data_offset;
 
 #define get_irg_live_info(irg) (get_irg_data(irg, irg_live_info_t, live_irg_data_offset))
 
-#define HASH_PTR_PAIR(x,y) (HASH_PTR(x) + 37 * HASH_PTR(y))
+#define live_is_in(live) (((live)->state & live_state_in) != 0)
+#define live_is_end(live) (((live)->state & live_state_end) != 0)
+#define live_is_out(live) (((live)->state & live_state_out) != 0)
 
-static INLINE irn_live_t *_get_or_set_live(const ir_node *block, const ir_node *irn, int state)
+static INLINE irn_live_t *_get_or_set_live(const ir_node *block,
+    const ir_node *irn, int state)
 {
   irg_live_info_t *live_info = get_irg_live_info(get_irn_irg(block));
   irn_live_t *live, templ;
+  unsigned hash = HASH_PTR(block) + 37 * HASH_PTR(irn);
 
   templ.block = block;
   templ.irn = irn;
   templ.state = -1;
   templ.next = NULL;
 
-  live = set_insert(live_info->live, &templ, sizeof(templ), HASH_PTR_PAIR(block, irn));
+  live = set_insert(live_info->live, &templ, sizeof(templ), hash);
   if(live->state == -1) {
 
     if(!is_Block(irn)) {
@@ -114,13 +119,26 @@ static INLINE pset *_put_live_end(const ir_node *block, pset *s)
     return s;
 }
 
+static INLINE int _is_phi_arg(const ir_node *irn)
+{
+  const ir_edge_t *edge;
+
+  assert(edges_activated(get_irn_irg(irn)) && "Please compute the out edges");
+  foreach_out_edge(irn, edge)
+    if(is_Phi(edge->src))
+      return 1;
+
+  return 0;
+}
+
 
 #define is_live_in(bl,irn) 			_is_live_in(bl, irn)
 #define is_live_out(bl,irn) 		_is_live_out(bl, irn)
 #define is_live_end(bl,irn) 		_is_live_end(bl, irn)
-#define put_live_in(bl,s)			_put_live_in(bl, s)
+#define put_live_in(bl,s)			  _put_live_in(bl, s)
 #define put_live_out(bl,s)			_put_live_out(bl, s)
 #define put_live_end(bl,s)			_put_live_end(bl, s)
+#define is_phi_arg(irn)         _is_phi_arg(irn)
 
 /**
  * Initialize the liveness module.