From c5cd28bd64fa2b02f29e74486539e4b2f6741114 Mon Sep 17 00:00:00 2001
From: Andy Polyakov <appro@openssl.org>
Date: Sat, 17 Nov 2012 19:04:15 +0000
Subject: Extend OPENSSL_ia32cap_P with extra word to accomodate AVX2
 capability.

---
 crypto/perlasm/x86asm.pl  | 26 ++++++++++++++++++++++++++
 crypto/perlasm/x86gas.pl  |  4 +++-
 crypto/perlasm/x86masm.pl |  4 +++-
 crypto/perlasm/x86nasm.pl |  4 +++-
 4 files changed, 35 insertions(+), 3 deletions(-)

(limited to 'crypto/perlasm')

diff --git a/crypto/perlasm/x86asm.pl b/crypto/perlasm/x86asm.pl
index 3f190ae590..17abf92297 100644
--- a/crypto/perlasm/x86asm.pl
+++ b/crypto/perlasm/x86asm.pl
@@ -131,6 +131,32 @@ sub ::rdrand
     {	&::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",@_);	}
+}
+
 # label management
 $lbdecor="L";		# local label decoration, set by package
 $label="000";
diff --git a/crypto/perlasm/x86gas.pl b/crypto/perlasm/x86gas.pl
index e02ee84258..5c2498118f 100644
--- a/crypto/perlasm/x86gas.pl
+++ b/crypto/perlasm/x86gas.pl
@@ -70,6 +70,8 @@ sub ::DWP
 { my($addr,$reg1,$reg2,$idx)=@_;
   my $ret="";
 
+    if (!defined($idx) && 1*$reg2) { $idx=$reg2; $reg2=$reg1; undef $reg1; }
+
     $addr =~ s/^\s+//;
     # prepend global references with optional underscore
     $addr =~ s/^([^\+\-0-9][^\+\-]*)/&::islabel($1) or "$nmdecor$1"/ige;
@@ -157,7 +159,7 @@ sub ::file_end
 	}
     }
     if (grep {/\b${nmdecor}OPENSSL_ia32cap_P\b/i} @out) {
-	my $tmp=".comm\t${nmdecor}OPENSSL_ia32cap_P,8";
+	my $tmp=".comm\t${nmdecor}OPENSSL_ia32cap_P,16";
 	if ($::macosx)	{ push (@out,"$tmp,2\n"); }
 	elsif ($::elf)	{ push (@out,"$tmp,4\n"); }
 	else		{ push (@out,"$tmp\n"); }
diff --git a/crypto/perlasm/x86masm.pl b/crypto/perlasm/x86masm.pl
index f937d07c87..1741342c3a 100644
--- a/crypto/perlasm/x86masm.pl
+++ b/crypto/perlasm/x86masm.pl
@@ -39,6 +39,8 @@ sub get_mem
 { my($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 "");
 
     $addr =~ s/^\s+//;
@@ -133,7 +135,7 @@ ___
     if (grep {/\b${nmdecor}OPENSSL_ia32cap_P\b/i} @out)
     {	my $comm=<<___;
 .bss	SEGMENT 'BSS'
-COMM	${nmdecor}OPENSSL_ia32cap_P:QWORD
+COMM	${nmdecor}OPENSSL_ia32cap_P:DWORD:4
 .bss	ENDS
 ___
 	# comment out OPENSSL_ia32cap_P declarations
diff --git a/crypto/perlasm/x86nasm.pl b/crypto/perlasm/x86nasm.pl
index ca2511c9eb..5d92f6092a 100644
--- a/crypto/perlasm/x86nasm.pl
+++ b/crypto/perlasm/x86nasm.pl
@@ -36,6 +36,8 @@ sub get_mem
 { my($size,$addr,$reg1,$reg2,$idx)=@_;
   my($post,$ret);
 
+    if (!defined($idx) && 1*$reg2) { $idx=$reg2; $reg2=$reg1; undef $reg1; }
+
     if ($size ne "")
     {	$ret .= "$size";
 	$ret .= " PTR" if ($::mwerks);
@@ -117,7 +119,7 @@ sub ::file_end
 {   if (grep {/\b${nmdecor}OPENSSL_ia32cap_P\b/i} @out)
     {	my $comm=<<___;
 ${drdecor}segment	.bss
-${drdecor}common	${nmdecor}OPENSSL_ia32cap_P 8
+${drdecor}common	${nmdecor}OPENSSL_ia32cap_P 16
 ___
 	# comment out OPENSSL_ia32cap_P declarations
 	grep {s/(^extern\s+${nmdecor}OPENSSL_ia32cap_P)/\;$1/} @out;
-- 
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