X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbessaconstr.c;h=bf5ae96dd38038d0f97fb8546e749dae052d349a;hb=5efe7ce7c1754fb95defcc569412b2498fcfe436;hp=26d84ad84d63476fe0e5f900ed6478a3b38a3f3e;hpb=e30e5834fd8c1c3a7d28fc66e99b91a84993bde8;p=libfirm

diff --git a/ir/be/bessaconstr.c b/ir/be/bessaconstr.c
index 26d84ad84..bf5ae96dd 100644
--- a/ir/be/bessaconstr.c
+++ b/ir/be/bessaconstr.c
@@ -46,9 +46,10 @@
  * This function reroutes all uses of the original value to the copies in the
  * corresponding dominance subtrees and creates Phi functions where necessary.
  */
-#ifdef HAVE_CONFIG_H
 #include "config.h"
-#endif
+
+/* statev in this file is extensive, so only enable if needed */
+#define DISABLE_STATEV
 
 #include "bessaconstr.h"
 #include "bemodule.h"
@@ -115,8 +116,8 @@ ir_node *create_phi(be_ssa_construction_env_t *env, ir_node *block,
 {
 	int i, n_preds = get_Block_n_cfgpreds(block);
 	ir_graph *irg = get_irn_irg(block);
-	ir_node *phi;
-	ir_node **ins = alloca(n_preds * sizeof(ins[0]));
+	ir_node **ins = ALLOCAN(ir_node*, n_preds);
+	ir_node  *phi;
 
 	assert(n_preds > 1);
 
@@ -219,7 +220,7 @@ ir_node *search_def(be_ssa_construction_env_t *env, ir_node *at)
 static
 void introduce_def_at_block(ir_node *block, ir_node *def)
 {
-	if(irn_visited(block)) {
+	if (irn_visited_else_mark(block)) {
 		ir_node *node = block;
 		ir_node *current_def;
 
@@ -241,7 +242,6 @@ void introduce_def_at_block(ir_node *block, ir_node *def)
 	} else {
 		set_irn_link(block, def);
 		set_irn_link(def, NULL);
-		mark_irn_visited(block);
 	}
 }
 
@@ -347,9 +347,9 @@ ir_node **be_ssa_construction_get_new_phis(be_ssa_construction_env_t *env)
 void be_ssa_construction_fix_users_array(be_ssa_construction_env_t *env,
                                          ir_node **nodes, size_t nodes_len)
 {
-	stat_ev_cnt_decl(uses);
 	const ir_edge_t *edge, *next;
 	size_t i;
+	stat_ev_cnt_decl(uses);
 
 	BE_TIMER_PUSH(t_ssa_constr);
 
@@ -386,7 +386,7 @@ void be_ssa_construction_fix_users_array(be_ssa_construction_env_t *env,
 			def = search_def(env, at);
 
 			if(def == NULL) {
-				panic("no definition found for %+F at position %d\n", use, pos);
+				panic("no definition found for %+F at position %d", use, pos);
 			}
 
 			DBG((dbg, LEVEL_2, "\t%+F(%d) -> %+F\n", use, pos, def));