X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbeirgmod.c;h=b668c31930371979b31fb0202f8240ea4f9bd651;hb=f804d333c7b5459c3c1a6bfc188ecdc54346be73;hp=e307a4f5c69563978e980f53d08ae0440a28f966;hpb=72b961b5b05ac239435b379ef340154c64134e25;p=libfirm

diff --git a/ir/be/beirgmod.c b/ir/be/beirgmod.c
index e307a4f5c..b668c3193 100644
--- a/ir/be/beirgmod.c
+++ b/ir/be/beirgmod.c
@@ -4,6 +4,12 @@
 
 #include <stdlib.h>
 
+#ifdef WIN32
+#include <malloc.h>
+#else
+#include <alloca.h>
+#endif
+
 #include "hashptr.h"
 #include "pdeq.h"
 #include "pset.h"
@@ -225,7 +231,7 @@ static ir_node *search_def(ir_node *usage, int pos, pset *copies,
       }
     }
 
-		else if(pset_find_ptr(phi_blocks, curr_bl)) {
+		if(pset_find_ptr(phi_blocks, curr_bl)) {
 			ir_node *phi = get_irn_link(curr_bl);
 
 			if(!phi) {
@@ -409,8 +415,7 @@ void be_introduce_copies_ignore(dom_front_info_t *info, ir_node *orig,
 
 }
 
-void be_introduce_copies(dom_front_info_t *info, ir_node *orig,
-		int n, ir_node *copy_nodes[])
+void be_introduce_copies(dom_front_info_t *info, ir_node *orig, int n, ir_node *copy_nodes[])
 {
 	static pset *empty_set = NULL;
 
@@ -419,3 +424,24 @@ void be_introduce_copies(dom_front_info_t *info, ir_node *orig,
 
 	be_introduce_copies_ignore(info, orig, n, copy_nodes, empty_set);
 }
+
+void be_introduce_copies_pset(dom_front_info_t *info, pset *nodes) {
+	int i, n = pset_count(nodes);
+	ir_node *orig, *irn, **copy_nodes;
+	static pset *empty_set = NULL;
+
+	if (n<2)
+		return;
+
+	copy_nodes = alloca((n-1)*sizeof(*copy_nodes));
+	irn = pset_first(nodes);
+	orig = irn;
+	for (i=0, irn = pset_next(nodes); irn; irn=pset_next(nodes))
+		copy_nodes[i++] = irn;
+
+
+	if(!empty_set)
+		empty_set = pset_new_ptr_default();
+
+	be_introduce_copies_ignore(info, orig, n-1, copy_nodes, empty_set);
+}