#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"
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;
#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)) {
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.