X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=crypto%2Fperlasm%2Fx86asm.pl;h=1ff46c92ccd305f1867425b8b86ad8480bc0398e;hb=c62ee12574e661a111238954b07ea1d5f0786bec;hp=3ec97221a93bed0ca3852015fade7527ea895348;hpb=df77428443a63028af57cab3b67fdbf8a5921eef;p=oweals%2Fopenssl.git

diff --git a/crypto/perlasm/x86asm.pl b/crypto/perlasm/x86asm.pl
index 3ec97221a9..1ff46c92cc 100644
--- a/crypto/perlasm/x86asm.pl
+++ b/crypto/perlasm/x86asm.pl
@@ -1,4 +1,11 @@
-#!/usr/bin/env perl
+#! /usr/bin/env perl
+# Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
+#
+# Licensed under the OpenSSL license (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
+
 
 # require 'x86asm.pl';
 # &asm_init(<flavor>,"des-586.pl"[,$i386only]);
@@ -17,7 +24,7 @@ $i386=0;
 sub ::AUTOLOAD
 { my $opcode = $AUTOLOAD;
 
-    die "more than 2 arguments passed to $opcode" if ($#_>1);
+    die "more than 4 arguments passed to $opcode" if ($#_>3);
 
     $opcode =~ s/.*:://;
     if    ($opcode =~ /^push/) { $stack+=4; }
@@ -66,8 +73,8 @@ sub ::rotr	{ &ror(@_);	}
 sub ::exch	{ &xchg(@_);	}
 sub ::halt	{ &hlt;		}
 sub ::movz	{ &movzx(@_);	}
-sub ::pushf	{ &::pushfd;	}
-sub ::popf	{ &::popfd;	}
+sub ::pushf	{ &pushfd;	}
+sub ::popf	{ &popfd;	}
 
 # 3 argument instructions
 sub ::movq
@@ -79,9 +86,96 @@ sub ::movq
     else
     {	&::generic("movq",@_);			}
 }
-sub ::pshufw	{ &::emit("pshufw",@_); }
-sub ::shld	{ &::emit("shld",@_);   }
-sub ::shrd	{ &::emit("shrd",@_);   }
+
+# SSE>2 instructions
+my %regrm = (	"eax"=>0, "ecx"=>1, "edx"=>2, "ebx"=>3,
+		"esp"=>4, "ebp"=>5, "esi"=>6, "edi"=>7	);
+sub ::pextrd
+{ my($dst,$src,$imm)=@_;
+    if ("$dst:$src" =~ /(e[a-dsd][ixp]):xmm([0-7])/)
+    {	&::data_byte(0x66,0x0f,0x3a,0x16,0xc0|($2<<3)|$regrm{$1},$imm);	}
+    else
+    {	&::generic("pextrd",@_);		}
+}
+
+sub ::pinsrd
+{ my($dst,$src,$imm)=@_;
+    if ("$dst:$src" =~ /xmm([0-7]):(e[a-dsd][ixp])/)
+    {	&::data_byte(0x66,0x0f,0x3a,0x22,0xc0|($1<<3)|$regrm{$2},$imm);	}
+    else
+    {	&::generic("pinsrd",@_);		}
+}
+
+sub ::pshufb
+{ my($dst,$src)=@_;
+    if ("$dst:$src" =~ /xmm([0-7]):xmm([0-7])/)
+    {	&data_byte(0x66,0x0f,0x38,0x00,0xc0|($1<<3)|$2);	}
+    else
+    {	&::generic("pshufb",@_);		}
+}
+
+sub ::palignr
+{ my($dst,$src,$imm)=@_;
+    if ("$dst:$src" =~ /xmm([0-7]):xmm([0-7])/)
+    {	&::data_byte(0x66,0x0f,0x3a,0x0f,0xc0|($1<<3)|$2,$imm);	}
+    else
+    {	&::generic("palignr",@_);		}
+}
+
+sub ::pclmulqdq
+{ my($dst,$src,$imm)=@_;
+    if ("$dst:$src" =~ /xmm([0-7]):xmm([0-7])/)
+    {	&::data_byte(0x66,0x0f,0x3a,0x44,0xc0|($1<<3)|$2,$imm);	}
+    else
+    {	&::generic("pclmulqdq",@_);		}
+}
+
+sub ::rdrand
+{ my ($dst)=@_;
+    if ($dst =~ /(e[a-dsd][ixp])/)
+    {	&::data_byte(0x0f,0xc7,0xf0|$regrm{$dst});	}
+    else
+    {	&::generic("rdrand",@_);	}
+}
+
+sub ::rdseed
+{ my ($dst)=@_;
+    if ($dst =~ /(e[a-dsd][ixp])/)
+    {	&::data_byte(0x0f,0xc7,0xf8|$regrm{$dst});	}
+    else
+    {	&::generic("rdrand",@_);	}
+}
+
+sub rxb {
+ local *opcode=shift;
+ my ($dst,$src1,$src2,$rxb)=@_;
+
+   $rxb|=0x7<<5;
+   $rxb&=~(0x04<<5) if($dst>=8);
+   $rxb&=~(0x01<<5) if($src1>=8);
+   $rxb&=~(0x02<<5) if($src2>=8);
+   push @opcode,$rxb;
+}
+
+sub ::vprotd
+{ my $args=join(',',@_);
+    if ($args =~ /xmm([0-7]),xmm([0-7]),([x0-9a-f]+)/)
+    { my @opcode=(0x8f);
+	rxb(\@opcode,$1,$2,-1,0x08);
+	push @opcode,0x78,0xc2;
+	push @opcode,0xc0|($2&7)|(($1&7)<<3);		# ModR/M
+	my $c=$3;
+	push @opcode,$c=~/^0/?oct($c):$c;
+	&::data_byte(@opcode);
+    }
+    else
+    {	&::generic("vprotd",@_);	}
+}
+
+sub ::endbranch
+{
+    &::data_byte(0xf3,0x0f,0x1e,0xfb);
+}
 
 # label management
 $lbdecor="L";		# local label decoration, set by package
@@ -170,9 +264,11 @@ sub ::asm_init
     $filename=$fn;
     $i386=$cpu;
 
-    $elf=$cpp=$coff=$aout=$macosx=$win32=$netware=$mwerks=0;
+    $elf=$cpp=$coff=$aout=$macosx=$win32=$netware=$mwerks=$android=0;
     if    (($type eq "elf"))
     {	$elf=1;			require "x86gas.pl";	}
+    elsif (($type eq "elf-1"))
+    {	$elf=-1;		require "x86gas.pl";	}
     elsif (($type eq "a\.out"))
     {	$aout=1;		require "x86gas.pl";	}
     elsif (($type eq "coff" or $type eq "gaswin"))
@@ -187,6 +283,8 @@ sub ::asm_init
     {	$win32=1;		require "x86masm.pl";	}
     elsif (($type eq "macosx"))
     {	$aout=1; $macosx=1;	require "x86gas.pl";	}
+    elsif (($type eq "android"))
+    {	$elf=1; $android=1;	require "x86gas.pl";	}
     else
     {	print STDERR <<"EOF";
 Pick one target type from
@@ -207,4 +305,6 @@ EOF
     &file($filename);
 }
 
+sub ::hidden {}
+
 1;