removed unitialized used vartiable

[libfirm] / ir / be / belower.c

diff --git a/ir/be/belower.c b/ir/be/belower.c
index 7f42e42..6a16a0b 100644 (file)
--- a/ir/be/belower.c
+++ b/ir/be/belower.c
@@ -8,7 +8,7 @@
  * Performs lowering of perm nodes and spill/reload optimization.
  */
 #ifdef HAVE_CONFIG_H
-#include <config.h>
+#include "config.h"
 #endif
 
 #include <stdlib.h>
@@ -16,26 +16,20 @@
 #include "ircons.h"
 #include "debug.h"
 #include "irhooks.h"
+#include "xmalloc.h"
 
 #include "bearch.h"
 #include "belower.h"
 #include "benode_t.h"
 #include "besched_t.h"
 #include "bestat.h"
-#include "beirgmod.h"
+#include "bessaconstr.h"
 #include "irnodeset.h"
 
 #include "irgmod.h"
 #include "iredges_t.h"
 #include "irgwalk.h"
 
-#ifdef HAVE_MALLOC_H
- #include <malloc.h>
-#endif
-#ifdef HAVE_ALLOCA_H
- #include <alloca.h>
-#endif
-
 #undef KEEP_ALIVE_COPYKEEP_HACK
 
 /* associates op with it's copy and CopyKeep */
@@ -807,6 +801,7 @@ void assure_constraints(be_irg_t *birg) {
                int     n;
                ir_node *cp;
                ir_nodeset_iterator_t iter;
+               be_ssa_construction_env_t senv;
 
                n     = ir_nodeset_size(&entry->copies);
                nodes = alloca(n * sizeof(nodes[0]));
@@ -824,9 +819,11 @@ void assure_constraints(be_irg_t *birg) {
                DB((mod, LEVEL_1, "\n"));
 
                /* introduce the copies for the operand and it's copies */
-               be_ssa_construction(birg->dom_front, NULL, entry->op,
-                                   n, nodes, NULL, 0);
-
+               be_ssa_construction_init(&senv, birg);
+               be_ssa_construction_add_copy(&senv, entry->op);
+               be_ssa_construction_add_copies(&senv, nodes, n);
+               be_ssa_construction_fix_users(&senv, entry->op);
+               be_ssa_construction_destroy(&senv);
 
                /* Could be that not all CopyKeeps are really needed, */
                /* so we transform unnecessary ones into Keeps.       */