change array containing indeces from double to int

[libfirm] / ir / st / st.c

diff --git a/ir/st/st.c b/ir/st/st.c
index b4ab098..e51d5a7 100644 (file)
--- a/ir/st/st.c
+++ b/ir/st/st.c
@@ -23,8 +23,20 @@
 #include "config.h"
 #endif
 
+#include <assert.h>
+
+#ifdef HAVE_STDIO_H
 # include <stdio.h>
+#endif
+#ifdef HAVE_STDLIB_H
 # include <stdlib.h>
+#endif
+#ifdef HAVE_MALLOC_H
+# include <malloc.h>
+#endif
+#ifdef HAVE_ALLOCA_H
+# include <alloca.h>
+#endif
 
 # include "st.h"
 # include "irgwalk.h"
@@ -113,9 +125,9 @@ static dt_t *new_dt (ir_graph *graph)
 
   res->n_blocks = n_blocks;
   res->graph    = graph;
-  res->blocks   = (ir_node**) calloc (n_blocks, sizeof (ir_node*));
-  res->idoms    = (ir_node**) calloc (n_blocks, sizeof (ir_node*));
-  res->masks    = (bs_t*)     calloc (n_blocks, sizeof (bs_t));
+  res->blocks   = xcalloc(n_blocks, sizeof(res->blocks[0]));
+  res->idoms    = xcalloc(n_blocks, sizeof(res->idoms[0]));
+  res->masks    = xcalloc(n_blocks, sizeof(res->masks[0]));
 
   assert (res && "no dt");
 
@@ -432,7 +444,7 @@ ir_node *get_idom (ir_graph *g, ir_node *a)
 */
 dom_env_t *get_dom_env (ir_graph *graph, ir_node *a)
 {
-  dom_env_t *env = (dom_env_t*) calloc (1, sizeof (dom_env_t));
+  dom_env_t *env = xcalloc(1, sizeof(*env));
 
   env->graph   = graph;
   env->dt      = get_dominator_tree (graph);