perlasm/x86masm.pl: make it work.

Though this doesn't mean that masm becomes supported, the script is
still provided on don't-ask-in-case-of-doubt-use-nasm basis.
See RT#3650 for background.

Reviewed-by: Matt Caswell <matt@openssl.org>

diff --git a/crypto/perlasm/x86masm.pl b/crypto/perlasm/x86masm.pl
index 1741342c3af3549aa265b4bc1d2e4794b7758fc4..917d0f8b8e1982621b3a06cd8c1fe1cebd17f71f 100644 (file)
--- a/crypto/perlasm/x86masm.pl
+++ b/crypto/perlasm/x86masm.pl
@@ -18,10 +18,10 @@ sub ::generic
 
     if ($opcode =~ /lea/ && @arg[1] =~ s/.*PTR\s+(\(.*\))$/OFFSET $1/) # no []
     {  $opcode="mov";  }
-    elsif ($opcode !~ /movq/)
+    elsif ($opcode !~ /mov[dq]$/)
     {  # fix xmm references
-       $arg[0] =~ s/\b[A-Z]+WORD\s+PTR/XMMWORD PTR/i if ($arg[1]=~/\bxmm[0-7]\b/i);
-       $arg[1] =~ s/\b[A-Z]+WORD\s+PTR/XMMWORD PTR/i if ($arg[0]=~/\bxmm[0-7]\b/i);
+       $arg[0] =~ s/\b[A-Z]+WORD\s+PTR/XMMWORD PTR/i if ($arg[-1]=~/\bxmm[0-7]\b/i);
+       $arg[-1] =~ s/\b[A-Z]+WORD\s+PTR/XMMWORD PTR/i if ($arg[0]=~/\bxmm[0-7]\b/i);
     }
 
     &::emit($opcode,@arg);
@@ -160,13 +160,13 @@ sub ::public_label
 {   push(@out,"PUBLIC\t".&::LABEL($_[0],$nmdecor.$_[0])."\n");   }
 
 sub ::data_byte
-{   push(@out,("DB\t").join(',',@_)."\n");     }
+{   push(@out,("DB\t").join(',',splice(@_,0,16))."\n") while(@_);      }
 
 sub ::data_short
-{   push(@out,("DW\t").join(',',@_)."\n");     }
+{   push(@out,("DW\t").join(',',splice(@_,0,8))."\n") while(@_);       }
 
 sub ::data_word
-{   push(@out,("DD\t").join(',',@_)."\n");     }
+{   push(@out,("DD\t").join(',',splice(@_,0,4))."\n") while(@_);       }
 
 sub ::align
 {   push(@out,"ALIGN\t$_[0]\n");       }