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authorAndy Polyakov <appro@openssl.org>2012-11-17 19:04:15 +0000
committerAndy Polyakov <appro@openssl.org>2012-11-17 19:04:15 +0000
commitc5cd28bd64fa2b02f29e74486539e4b2f6741114 (patch)
tree47c1f26d5a0ce2ba6f32652f17ff240902fd5afb /crypto/perlasm
parentb3aee265c5df5d1645ed83ae3dea706833a44ef0 (diff)
downloadopenssl-c5cd28bd64fa2b02f29e74486539e4b2f6741114.tar.gz
Extend OPENSSL_ia32cap_P with extra word to accomodate AVX2 capability.
Diffstat (limited to 'crypto/perlasm')
-rw-r--r--crypto/perlasm/x86asm.pl26
-rw-r--r--crypto/perlasm/x86gas.pl4
-rw-r--r--crypto/perlasm/x86masm.pl4
-rw-r--r--crypto/perlasm/x86nasm.pl4
4 files changed, 35 insertions, 3 deletions
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;