From 270fa8aedae8595f9c95a03f019b69cffc31baee Mon Sep 17 00:00:00 2001
From: Andy Polyakov <appro@openssl.org>
Date: Sat, 14 Dec 2002 17:54:30 +0000
Subject: [PATCH] DES PIC-ification. Windows companion.

---
 crypto/perlasm/x86ms.pl   | 7 +++++--
 crypto/perlasm/x86nasm.pl | 9 ++++++---
 2 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/crypto/perlasm/x86ms.pl b/crypto/perlasm/x86ms.pl
index 5229afeb64..abcb7c1303 100644
--- a/crypto/perlasm/x86ms.pl
+++ b/crypto/perlasm/x86ms.pl
@@ -92,6 +92,8 @@ sub get_mem
 		$addr="_$addr";
 		}
 
+	if ($addr =~ /^.+\-.+$/) { $addr="($addr)"; }
+
 	$reg1="$regs{$reg1}" if defined($regs{$reg1});
 	$reg2="$regs{$reg2}" if defined($regs{$reg2});
 	if (($addr ne "") && ($addr ne 0))
@@ -111,6 +113,7 @@ sub get_mem
 		{
 		$ret.="[$reg1$post]"
 		}
+	$ret =~ s/\[\]//;	# in case $addr was the only argument
 	return($ret);
 	}
 
@@ -151,7 +154,7 @@ sub main'push	{ &out1("push",@_); $stack+=4; }
 sub main'pop	{ &out1("pop",@_); $stack-=4; }
 sub main'bswap	{ &out1("bswap",@_); &using486(); }
 sub main'not	{ &out1("not",@_); }
-sub main'call	{ &out1("call",'_'.$_[0]); }
+sub main'call	{ &out1("call",($_[0]=~/^\$L/?'':'_').$_[0]); }
 sub main'ret	{ &out0("ret"); }
 sub main'nop	{ &out0("nop"); }
 
@@ -338,7 +341,7 @@ sub main'set_label
 	{
 	if (!defined($label{$_[0]}))
 		{
-		$label{$_[0]}="${label}${_[0]}";
+		$label{$_[0]}="\$${label}${_[0]}";
 		$label++;
 		}
 	if((defined $_[2]) && ($_[2] == 1))
diff --git a/crypto/perlasm/x86nasm.pl b/crypto/perlasm/x86nasm.pl
index 819151c6bc..85cb3885ec 100644
--- a/crypto/perlasm/x86nasm.pl
+++ b/crypto/perlasm/x86nasm.pl
@@ -98,6 +98,8 @@ sub get_mem
 		$addr="_$addr";
 		}
 
+	if ($addr =~ /^.+\-.+$/) { $addr="($addr)"; }
+
 	$reg1="$regs{$reg1}" if defined($regs{$reg1});
 	$reg2="$regs{$reg2}" if defined($regs{$reg2});
 	if (($addr ne "") && ($addr ne 0))
@@ -117,6 +119,7 @@ sub get_mem
 		{
 		$ret.="$reg1$post]"
 		}
+	$ret =~ s/\+\]/]/; # in case $addr was the only argument
 	return($ret);
 	}
 
@@ -160,7 +163,7 @@ sub main'push	{ &out1("push",@_); $stack+=4; }
 sub main'pop	{ &out1("pop",@_); $stack-=4; }
 sub main'bswap	{ &out1("bswap",@_); &using486(); }
 sub main'not	{ &out1("not",@_); }
-sub main'call	{ &out1("call",'_'.$_[0]); }
+sub main'call	{ &out1("call",($_[0]=~/^\.L/?'':'_').$_[0]); }
 sub main'ret	{ &out0("ret"); }
 sub main'nop	{ &out0("nop"); }
 
@@ -312,7 +315,7 @@ sub main'label
 	{
 	if (!defined($label{$_[0]}))
 		{
-		$label{$_[0]}="\$${label}${_[0]}";
+		$label{$_[0]}=".${label}${_[0]}";
 		$label++;
 		}
 	return($label{$_[0]});
@@ -322,7 +325,7 @@ sub main'set_label
 	{
 	if (!defined($label{$_[0]}))
 		{
-		$label{$_[0]}="${label}${_[0]}";
+		$label{$_[0]}=".${label}${_[0]}";
 		$label++;
 		}
 	push(@out,"$label{$_[0]}:\n");
-- 
2.25.1