perlasm/ppc-xlate.pl: add .quad directive

[openssl.git] / crypto / perlasm / ppc-xlate.pl

diff --git a/crypto/perlasm/ppc-xlate.pl b/crypto/perlasm/ppc-xlate.pl
index 3ed7bd9..cab368c 100755 (executable)
--- a/crypto/perlasm/ppc-xlate.pl
+++ b/crypto/perlasm/ppc-xlate.pl
@@ -79,6 +79,25 @@ my $asciz = sub {
     else
     {  "";     }
 };
+my $quad = sub {
+    shift;
+    my @ret;
+    my ($hi,$lo);
+    for (@_) {
+       if (/^0x([0-9a-f]*?)([0-9a-f]{1,8})$/io)
+       {  $hi=$1?"0x$1":"0"; $lo="0x$2";  }
+       elsif (/^([0-9]+)$/o)
+       {  $hi=$1>>32; $lo=$1&0xffffffff;  } # error-prone with 32-bit perl
+       else
+       {  $hi=undef; $lo=$_; }
+
+       if (defined($hi))
+       {  push(@ret,$flavour=~/lei$/o?".long\t$lo,$hi":".long\t$hi,$lo");  }
+       else
+       {  push(@ret,".quad     $lo");  }
+    }
+    join("\n",@ret);
+};
 
 ################################################################
 # simplified mnemonics not handled by at least one assembler