Don't set copy_attr_func to NULL for nodes without attributes.

[libfirm] / ir / be / scripts / generate_regalloc_if.pl

diff --git a/ir/be/scripts/generate_regalloc_if.pl b/ir/be/scripts/generate_regalloc_if.pl
index 981c4f2..f892e3d 100755 (executable)
--- a/ir/be/scripts/generate_regalloc_if.pl
+++ b/ir/be/scripts/generate_regalloc_if.pl
@@ -206,6 +206,10 @@ EOF
 
                $regdef  .= "\tREG_${ucname},\n";
                $regdef2 .= "\tREG_${classuc}_${ucname} = $idx,\n";
+               my $dwarf_number = 0;
+               if (defined($_->{dwarf})) {
+                       $dwarf_number = $_->{dwarf};
+               }
 
                $regtypes_def .= <<EOF;
        {
@@ -214,7 +218,8 @@ EOF
                REG_${classuc}_${ucname},
                REG_${ucname},
                ${type},
-               &${arch}_single_reg_req_${old_classname}_${name}
+               &${arch}_single_reg_req_${old_classname}_${name},
+               ${dwarf_number}
        },
 EOF