X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbeutil.c;h=6e6abf2bba4bfe8c10a9d1a1bb67d437507588d5;hb=51d8477e3b9f11aa3d8f38ef386ab46a63b26a0b;hp=1637c4d2115408a5c59aa9f5db55959aff43aa2f;hpb=0dad8bfcc985ba41f200b5db21d8f1546ae901c2;p=libfirm

diff --git a/ir/be/beutil.c b/ir/be/beutil.c
index 1637c4d21..6e6abf2bb 100644
--- a/ir/be/beutil.c
+++ b/ir/be/beutil.c
@@ -38,18 +38,18 @@
 #include "irgopt.h"
 #include "irtools.h"
 #include "irprintf.h"
-#include "iredges.h"
+#include "iredges_t.h"
 
 #include "beutil.h"
-#include "besched_t.h"
-#include "bearch_t.h"
+#include "besched.h"
+#include "bearch.h"
 
 /* Get an always empty set. */
 pset *be_empty_set(void)
 {
 	static pset *empty_set = NULL;
 
-	if(!empty_set)
+	if (!empty_set)
 		empty_set = pset_new_ptr(1);
 
 	assert(pset_count(empty_set) == 0);
@@ -74,7 +74,8 @@ static int sched_edge_hook(FILE *F, ir_node *irn)
 	return 1;
 }
 
-void dump_ir_block_graph_sched(ir_graph *irg, const char *suffix) {
+void dump_ir_block_graph_sched(ir_graph *irg, const char *suffix)
+{
 	DUMP_NODE_EDGE_FUNC old = get_dump_node_edge_hook();
 
 	dump_consts_local(0);
@@ -84,7 +85,8 @@ void dump_ir_block_graph_sched(ir_graph *irg, const char *suffix) {
 	set_dump_node_edge_hook(old);
 }
 
-void dump_ir_extblock_graph_sched(ir_graph *irg, const char *suffix) {
+void dump_ir_extblock_graph_sched(ir_graph *irg, const char *suffix)
+{
 	DUMP_NODE_EDGE_FUNC old = get_dump_node_edge_hook();
 
 	dump_consts_local(0);
@@ -100,7 +102,8 @@ void dump_ir_extblock_graph_sched(ir_graph *irg, const char *suffix) {
  * @param suffix A suffix to its file name.
  * @param dumper The dump function
  */
-void be_dump(ir_graph *irg, const char *suffix, void (*dumper)(ir_graph *, const char *)) {
+void be_dump(ir_graph *irg, const char *suffix, void (*dumper)(ir_graph *, const char *))
+{
 	static ir_graph *last_irg = NULL;
 	static int       nr       = 0;
 	char             buf[128];
@@ -117,9 +120,7 @@ void be_dump(ir_graph *irg, const char *suffix, void (*dumper)(ir_graph *, const
 
 void be_clear_links(ir_graph *irg)
 {
-	ir_reserve_resources(irg, IR_RESOURCE_IRN_LINK);
 	irg_walk_graph(irg, firm_clear_link, NULL, NULL);
-	ir_free_resources(irg, IR_RESOURCE_IRN_LINK);
 }
 
 static void count_num_reachable_nodes(ir_node *irn, void *env)
@@ -129,7 +130,8 @@ static void count_num_reachable_nodes(ir_node *irn, void *env)
 	(void) irn;
 }
 
-unsigned get_num_reachable_nodes(ir_graph *irg) {
+unsigned get_num_reachable_nodes(ir_graph *irg)
+{
 	int num = 0;
 	irg_walk_graph(irg, count_num_reachable_nodes, NULL, &num);
 	return num;
@@ -138,7 +140,8 @@ unsigned get_num_reachable_nodes(ir_graph *irg) {
 /**
  * Gets the Proj with number pn from irn.
  */
-ir_node *be_get_Proj_for_pn(const ir_node *irn, long pn) {
+ir_node *be_get_Proj_for_pn(const ir_node *irn, long pn)
+{
 	const ir_edge_t *edge;
 	ir_node         *proj;
 	assert(get_irn_mode(irn) == mode_T && "need mode_T");
@@ -153,7 +156,8 @@ ir_node *be_get_Proj_for_pn(const ir_node *irn, long pn) {
 	return NULL;
 }
 
-FILE *be_ffopen(const char *base, const char *ext, const char *mode) {
+FILE *be_ffopen(const char *base, const char *ext, const char *mode)
+{
 	FILE *out;
 	char buf[1024];
 
@@ -165,3 +169,32 @@ FILE *be_ffopen(const char *base, const char *ext, const char *mode) {
 	}
 	return out;
 }
+
+static void add_to_postorder(ir_node *block, void *data)
+{
+	ir_node ***list = (ir_node***) data;
+	ARR_APP1(ir_node*, *list, block);
+}
+
+ir_node **be_get_cfgpostorder(ir_graph *irg)
+{
+	ir_node **list      = NEW_ARR_F(ir_node*, 0);
+	ir_node  *end_block = get_irg_end_block(irg);
+
+	/* end block may be unreachable in case of endless loops */
+	if (get_Block_n_cfgpreds(end_block) == 0)
+		ARR_APP1(ir_node*, list, end_block);
+
+	/* walk blocks */
+	irg_block_edges_walk(get_irg_start_block(irg), NULL, add_to_postorder,
+	                     &list);
+
+	return list;
+}
+
+ir_node *get_first_block_succ(const ir_node *block)
+{
+	const ir_edge_t *edge = get_irn_out_edge_first_kind(block, EDGE_KIND_BLOCK);
+	assert(edge != NULL);
+	return get_edge_src_irn(edge);
+}