*** empty log message ***

diff --git a/ir/be/beraextern.c b/ir/be/beraextern.c
index 3646a86..0ec748c 100644 (file)
--- a/ir/be/beraextern.c
+++ b/ir/be/beraextern.c
@@ -6,9 +6,11 @@
  *
  * Implementation of the RA-Interface for an external, (non-SSA) register allocator.
  *
- * The external register allocator is a program taking 2 arguments:
- *   1) An input file in which the interference graph is defined
- *   2) An output file containing the instructions to perform
+ * The external register allocator is a program:
+ *    PROG -i INPUTFILE -o OUTPUTFILE
+ *
+ *   1) Input file defines the interference graph
+ *   2) Output file contains the instructions to perform
  *
 
 
@@ -646,7 +648,7 @@ static void execute(char *prog_to_call, char *out_file, char *result_file) {
        char cmd_line[1024];
        int ret_status;
 
-       snprintf(cmd_line, sizeof(cmd_line), "%s %s %s", prog_to_call, out_file, result_file);
+       snprintf(cmd_line, sizeof(cmd_line), "%s -i %s -o %s", prog_to_call, out_file, result_file);
 
        ret_status = system(cmd_line);
        assert(ret_status != -1 && "Invokation of external register allocator failed");