-#!/usr/bin/env perl
+#! /usr/bin/env perl
+# Copyright 2007-2016 The OpenSSL Project Authors. All Rights Reserved.
+#
+# Licensed under the Apache License 2.0 (the "License"). You may not use
+# this file except in compliance with the License. You can obtain a copy
+# in the file LICENSE in the source distribution or at
+# https://www.openssl.org/source/license.html
+
package x86masm;
# fix hexadecimal constants
for (@arg) { s/(?<![\w\$\.])0x([0-9a-f]+)/0$1h/oi; }
- if ($opcode !~ /movq/)
+ if ($opcode =~ /lea/ && @arg[1] =~ s/.*PTR\s+(\(.*\))$/OFFSET $1/) # no []
+ { $opcode="mov"; }
+ elsif ($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($opcode,@arg);
sub ::call { &::emit("call",(&::islabel($_[0]) or "$nmdecor$_[0]")); }
sub ::call_ptr { &::emit("call",@_); }
sub ::jmp_ptr { &::emit("jmp",@_); }
+sub ::lock { &::data_byte(0xf0); }
sub get_mem
{ my($size,$addr,$reg1,$reg2,$idx)=@_;
my($post,$ret);
+ if (!defined($idx) && 1*$reg2) { $idx=$reg2; $reg2=$reg1; undef $reg1; }
+
$ret .= "$size PTR " if ($size ne "");
$addr =~ s/^\s+//;
sub ::file
{ my $tmp=<<___;
-TITLE $_[0].asm
IF \@Version LT 800
ECHO MASM version 8.00 or later is strongly recommended.
ENDIF
-.486
+.686
.MODEL FLAT
OPTION DOTNAME
IF \@Version LT 800
if (grep {/\b${nmdecor}OPENSSL_ia32cap_P\b/i} @out)
{ my $comm=<<___;
.bss SEGMENT 'BSS'
-COMM ${nmdecor}OPENSSL_ia32cap_P:QWORD
+COMM ${nmdecor}OPENSSL_ia32cap_P:DWORD:4
.bss ENDS
___
# comment out OPENSSL_ia32cap_P declarations
{ push(@out,"PUBLIC\t".&::LABEL($_[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$_[0]\n"); }
sub ::dataseg
{ push(@out,"$segment\tENDS\n_DATA\tSEGMENT\n"); $segment="_DATA"; }
+sub ::safeseh
+{ my $nm=shift;
+ push(@out,"IF \@Version GE 710\n");
+ push(@out,".SAFESEH ".&::LABEL($nm,$nmdecor.$nm)."\n");
+ push(@out,"ENDIF\n");
+}
+
1;