X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fscripts%2Fgenerate_machine.pl;h=93781690b64aaf1c909384be9b0aa3a0974869b8;hb=a1e9069afa4fa1e16e2d176bcd7905d6a1ed4677;hp=dcde41007a86682b6f34d351c8e7d4e87f4bc15d;hpb=be161fc85e4b1ab2d20a74f34018d6d03d77f80a;p=libfirm

diff --git a/ir/be/scripts/generate_machine.pl b/ir/be/scripts/generate_machine.pl
index dcde41007..93781690b 100755
--- a/ir/be/scripts/generate_machine.pl
+++ b/ir/be/scripts/generate_machine.pl
@@ -1,7 +1,7 @@
 #!/usr/bin/perl -w
 
 #
-# Copyright (C) 1995-2007 University of Karlsruhe.  All right reserved.
+# Copyright (C) 1995-2008 University of Karlsruhe.  All right reserved.
 #
 # This file is part of libFirm.
 #
@@ -59,10 +59,10 @@ my @obst_init_unit_types;  # stack for unit type variable init
 my $bundle_size       = exists($vliw{"bundle_size"})       ? $vliw{"bundle_size"} : 3;
 my $bundles_per_cycle = exists($vliw{"bundles_per_cycle"}) ? $vliw{"bundles_per_cycle"} : 1;
 
-my $num_unit_types = scalar(keys(%cpu));
 my $tmp            = uc($arch);
 my $idx            = 0;
 my $has_desc       = defined(%cpu);
+my $num_unit_types = scalar(keys(%cpu));
 
 if ($has_desc) {
 	push(@obst_unit_tp_defs, "/* enum for execution unit types */\n");
@@ -148,9 +148,9 @@ print OUT<<EOF;
  *            created by: $0 $specfile $target_dir
  * \@date      $creation_time
  */
-#ifdef HAVE_CONFIG_H
 #include "config.h"
-#endif
+
+#include <stdlib.h>
 
 #include "gen_$arch\_machine.h"
 
@@ -158,21 +158,29 @@ EOF
 
 print OUT @obst_execunits;
 
+if ($num_unit_types > 0) {
 print OUT<<EOF;
 
 be_execution_unit_type_t $arch\_execution_unit_types[] = {
 EOF
+}
 
 print OUT @obst_init_unit_types;
 
-print OUT<<EOF;
-};
+my $types;
+if ($num_unit_types > 0) {
+	print OUT "};\n\n";
+	$types = "$arch\_execution_unit_types";
+} else {
+	$types = "NULL";
+}
 
+print OUT<<EOF;
 be_machine_t $arch\_cpu = {
 	$bundle_size,
 	$bundles_per_cycle,
 	$num_unit_types,
-	$arch\_execution_unit_types
+	$types
 };
 
 /**