/
aesni.patch
3517 lines (3500 loc) · 95.1 KB
/
aesni.patch
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commit 9e93afd2ff6bfc7c9348ced7b3bfb1c17f37ea19
Author: Super-User <root@a97a8e94-d5f0-11e1-8019-630d9e59e6d6.joyent.us>
Date: Mon Sep 10 05:27:44 2012 +0000
aesni
diff --git a/Configure b/Configure
index 54a33b2..e7bbace 100755
--- a/Configure
+++ b/Configure
@@ -135,9 +135,8 @@ my $x86_out_asm="x86cpuid-out.o:bn86-out.o co86-out.o MAYBE-MO86-out.o:dx86-out.
# ASM without "rx86-elf.o rc4_skey.o". The current RC4 asm assumes RC4_INT.
# Solaris/OpenSolaris uses RC4_CHAR.
# Changing to RC4_INT would break ABI compatibility.
-my $x86_elf_asm_sunw="x86cpuid-elf.o:bn86-elf.o co86-elf.o MAYBE-MO86-elf.o:dx86-elf.o yx86-elf.o:ax86-elf.o:bx86-elf.o:mx86-elf.o:sx86-elf.o s512sse2-elf.o:cx86-elf.o::rm86-elf.o:r586-elf.o";
-my $x86_64_asm_sunw="x86_64cpuid.o:x86_64-gcc.o x86_64-mont.o::aes-x86_64.o::md5-x86_64.o:sha1-x86_64.o sha256-x86_64.o sha512-x86_64.o::::";
-
+my $x86_elf_asm_sunw="x86cpuid-elf.o:bn86-elf.o co86-elf.o MAYBE-MO86-elf.o:dx86-elf.o yx86-elf.o:ax86-elf.o nx86-elf.o:bx86-elf.o:mx86-elf.o:sx86-elf.o s512sse2-elf.o:cx86-elf.o::rm86-elf.o:r586-elf.o";
+my $x86_64_asm_sunw="x86_64cpuid.o:x86_64-gcc.o x86_64-mont.o::aes-x86_64.o aesni-x86_64.o::md5-x86_64.o:sha1-x86_64.o sha256-x86_64.o sha512-x86_64.o::::";
my $x86_64_asm="x86_64cpuid.o:x86_64-gcc.o x86_64-mont.o::aes-x86_64.o::md5-x86_64.o:sha1-x86_64.o sha256-x86_64.o sha512-x86_64.o::rc4-x86_64.o::";
my $ia64_asm=":bn-ia64.o::aes_core.o aes_cbc.o aes-ia64.o:::sha1-ia64.o sha256-ia64.o sha512-ia64.o::rc4-ia64.o rc4_skey.o::";
@@ -1448,6 +1447,7 @@ if ($rmd160_obj =~ /\.o$/)
if ($aes_obj =~ /\.o$/)
{
$cflags.=" -DAES_ASM";
+ $aes_obj =~ s/\s*aesni\-x86\.o// if ($no_sse2);
}
else {
$aes_obj=$aes_enc;
diff --git a/crypto/aes/Makefile b/crypto/aes/Makefile
index 9d174f4..19b9627 100644
--- a/crypto/aes/Makefile
+++ b/crypto/aes/Makefile
@@ -57,8 +57,17 @@ ax86-cof.s: asm/aes-586.pl ../perlasm/x86asm.pl
ax86-out.s: asm/aes-586.pl ../perlasm/x86asm.pl
(cd asm; $(PERL) aes-586.pl a.out $(CFLAGS) $(PROCESSOR) > ../$@)
+nx86-elf.s: asm/aesni-x86.pl ../perlasm/x86asm.pl
+ (cd asm; $(PERL) aesni-x86.pl elf $(CFLAGS) $(PROCESSOR) > ../$@)
+nx86-cof.s: asm/aesni-x86.pl ../perlasm/x86asm.pl
+ (cd asm; $(PERL) aesni-x86.pl coff $(CFLAGS) $(PROCESSOR) > ../$@)
+nx86-out.s: asm/aesni-x86.pl ../perlasm/x86asm.pl
+ (cd asm; $(PERL) aesni-x86.pl a.out $(CFLAGS) $(PROCESSOR) > ../$@)
+
aes-x86_64.s: asm/aes-x86_64.pl
$(PERL) asm/aes-x86_64.pl $@
+aesni-x86_64.s: asm/aesni-x86_64.pl
+ $(PERL) asm/aesni-x86_64.pl $@
files:
$(PERL) $(TOP)/util/files.pl Makefile >> $(TOP)/MINFO
diff --git a/crypto/aes/asm/aesni-x86.pl b/crypto/aes/asm/aesni-x86.pl
new file mode 100644
index 0000000..e9fd350
--- /dev/null
+++ b/crypto/aes/asm/aesni-x86.pl
@@ -0,0 +1,765 @@
+#!/usr/bin/env perl
+
+# ====================================================================
+# Written by Andy Polyakov <appro@fy.chalmers.se> for the OpenSSL
+# project. The module is, however, dual licensed under OpenSSL and
+# CRYPTOGAMS licenses depending on where you obtain it. For further
+# details see http://www.openssl.org/~appro/cryptogams/.
+# ====================================================================
+#
+# This module implements support for Intel AES-NI extension. In
+# OpenSSL context it's used with Intel engine, but can also be used as
+# drop-in replacement for crypto/aes/asm/aes-586.pl [see below for
+# details].
+
+$PREFIX="aesni"; # if $PREFIX is set to "AES", the script
+ # generates drop-in replacement for
+ # crypto/aes/asm/aes-586.pl:-)
+
+$0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
+push(@INC,"${dir}","${dir}../../perlasm/aesni");
+require "nx86asm.pl";
+
+&asm_init($ARGV[0],$0);
+
+$movekey = eval($RREFIX eq "aseni" ? "*movaps" : "*movups");
+
+$len="eax";
+$rounds="ecx";
+$key="edx";
+$inp="esi";
+$out="edi";
+$rounds_="ebx"; # backup copy for $rounds
+$key_="ebp"; # backup copy for $key
+
+$inout0="xmm0";
+$inout1="xmm1";
+$inout2="xmm2";
+$rndkey0="xmm3";
+$rndkey1="xmm4";
+$ivec="xmm5";
+$in0="xmm6";
+$in1="xmm7"; $inout3="xmm7";
+
+# Inline version of internal aesni_[en|de]crypt1
+sub aesni_inline_generate1
+{ my $p=shift;
+
+ &$movekey ($rndkey0,&QWP(0,$key));
+ &$movekey ($rndkey1,&QWP(16,$key));
+ &lea ($key,&DWP(32,$key));
+ &pxor ($inout0,$rndkey0);
+ &set_label("${p}1_loop");
+ eval"&aes${p} ($inout0,$rndkey1)";
+ &dec ($rounds);
+ &$movekey ($rndkey1,&QWP(0,$key));
+ &lea ($key,&DWP(16,$key));
+ &jnz (&label("${p}1_loop"));
+ eval"&aes${p}last ($inout0,$rndkey1)";
+}
+
+sub aesni_generate1 # fully unrolled loop
+{ my $p=shift;
+
+ &function_begin_B("_aesni_${p}rypt1");
+ &$movekey ($rndkey0,&QWP(0,$key));
+ &$movekey ($rndkey1,&QWP(0x10,$key));
+ &cmp ($rounds,11);
+ &pxor ($inout0,$rndkey0);
+ &$movekey ($rndkey0,&QWP(0x20,$key));
+ &lea ($key,&DWP(0x30,$key));
+ &jb (&label("${p}128"));
+ &lea ($key,&DWP(0x20,$key));
+ &je (&label("${p}192"));
+ &lea ($key,&DWP(0x20,$key));
+ eval"&aes${p} ($inout0,$rndkey1)";
+ &$movekey ($rndkey1,&QWP(-0x40,$key));
+ eval"&aes${p} ($inout0,$rndkey0)";
+ &$movekey ($rndkey0,&QWP(-0x30,$key));
+ &set_label("${p}192");
+ eval"&aes${p} ($inout0,$rndkey1)";
+ &$movekey ($rndkey1,&QWP(-0x20,$key));
+ eval"&aes${p} ($inout0,$rndkey0)";
+ &$movekey ($rndkey0,&QWP(-0x10,$key));
+ &set_label("${p}128");
+ eval"&aes${p} ($inout0,$rndkey1)";
+ &$movekey ($rndkey1,&QWP(0,$key));
+ eval"&aes${p} ($inout0,$rndkey0)";
+ &$movekey ($rndkey0,&QWP(0x10,$key));
+ eval"&aes${p} ($inout0,$rndkey1)";
+ &$movekey ($rndkey1,&QWP(0x20,$key));
+ eval"&aes${p} ($inout0,$rndkey0)";
+ &$movekey ($rndkey0,&QWP(0x30,$key));
+ eval"&aes${p} ($inout0,$rndkey1)";
+ &$movekey ($rndkey1,&QWP(0x40,$key));
+ eval"&aes${p} ($inout0,$rndkey0)";
+ &$movekey ($rndkey0,&QWP(0x50,$key));
+ eval"&aes${p} ($inout0,$rndkey1)";
+ &$movekey ($rndkey1,&QWP(0x60,$key));
+ eval"&aes${p} ($inout0,$rndkey0)";
+ &$movekey ($rndkey0,&QWP(0x70,$key));
+ eval"&aes${p} ($inout0,$rndkey1)";
+ eval"&aes${p}last ($inout0,$rndkey0)";
+ &ret();
+ &function_end_B("_aesni_${p}rypt1");
+}
+
+# void $PREFIX_encrypt (const void *inp,void *out,const AES_KEY *key);
+# &aesni_generate1("dec");
+&function_begin_B("${PREFIX}_encrypt");
+ &mov ("eax",&wparam(0));
+ &mov ($key,&wparam(2));
+ &movups ($inout0,&QWP(0,"eax"));
+ &mov ($rounds,&DWP(240,$key));
+ &mov ("eax",&wparam(1));
+ &aesni_inline_generate1("enc"); # &call ("_aesni_encrypt1");
+ &movups (&QWP(0,"eax"),$inout0);
+ &ret ();
+&function_end_B("${PREFIX}_encrypt");
+
+# void $PREFIX_decrypt (const void *inp,void *out,const AES_KEY *key);
+# &aesni_generate1("dec");
+&function_begin_B("${PREFIX}_decrypt");
+ &mov ("eax",&wparam(0));
+ &mov ($key,&wparam(2));
+ &movups ($inout0,&QWP(0,"eax"));
+ &mov ($rounds,&DWP(240,$key));
+ &mov ("eax",&wparam(1));
+ &aesni_inline_generate1("dec"); # &call ("_aesni_decrypt1");
+ &movups (&QWP(0,"eax"),$inout0);
+ &ret ();
+&function_end_B("${PREFIX}_decrypt");
+
+# _aesni_[en|de]crypt[34] are private interfaces, N denotes interleave
+# factor. Why 3x subroutine is used in loops? Even though aes[enc|dec]
+# latency is 6, it turned out that it can be scheduled only every
+# *second* cycle. Thus 3x interleave is the one providing optimal
+# utilization, i.e. when subroutine's throughput is virtually same as
+# of non-interleaved subroutine [for number of input blocks up to 3].
+# This is why it makes no sense to implement 2x subroutine. As soon
+# as/if Intel improves throughput by making it possible to schedule
+# the instructions in question *every* cycles I would have to
+# implement 6x interleave and use it in loop...
+sub aesni_generate3
+{ my $p=shift;
+
+ &function_begin_B("_aesni_${p}rypt3");
+ &$movekey ($rndkey0,&QWP(0,$key));
+ &shr ($rounds,1);
+ &$movekey ($rndkey1,&QWP(16,$key));
+ &lea ($key,&DWP(32,$key));
+ &pxor ($inout0,$rndkey0);
+ &pxor ($inout1,$rndkey0);
+ &pxor ($inout2,$rndkey0);
+ &jmp (&label("${p}3_loop"));
+ &set_label("${p}3_loop",16);
+ eval"&aes${p} ($inout0,$rndkey1)";
+ &$movekey ($rndkey0,&QWP(0,$key));
+ eval"&aes${p} ($inout1,$rndkey1)";
+ &dec ($rounds);
+ eval"&aes${p} ($inout2,$rndkey1)";
+ &$movekey ($rndkey1,&QWP(16,$key));
+ eval"&aes${p} ($inout0,$rndkey0)";
+ &lea ($key,&DWP(32,$key));
+ eval"&aes${p} ($inout1,$rndkey0)";
+ eval"&aes${p} ($inout2,$rndkey0)";
+ &jnz (&label("${p}3_loop"));
+ eval"&aes${p} ($inout0,$rndkey1)";
+ &$movekey ($rndkey0,&QWP(0,$key));
+ eval"&aes${p} ($inout1,$rndkey1)";
+ eval"&aes${p} ($inout2,$rndkey1)";
+ eval"&aes${p}last ($inout0,$rndkey0)";
+ eval"&aes${p}last ($inout1,$rndkey0)";
+ eval"&aes${p}last ($inout2,$rndkey0)";
+ &ret();
+ &function_end_B("_aesni_${p}rypt3");
+}
+
+# 4x interleave is implemented to improve small block performance,
+# most notably [and naturally] 4 block by ~30%. One can argue that one
+# should have implemented 5x as well, but improvement would be <20%,
+# so it's not worth it...
+sub aesni_generate4
+{ my $p=shift;
+
+ &function_begin_B("_aesni_${p}rypt4");
+ &$movekey ($rndkey0,&QWP(0,$key));
+ &$movekey ($rndkey1,&QWP(16,$key));
+ &shr ($rounds,1);
+ &lea ($key,&DWP(32,$key));
+ &pxor ($inout0,$rndkey0);
+ &pxor ($inout1,$rndkey0);
+ &pxor ($inout2,$rndkey0);
+ &pxor ($inout3,$rndkey0);
+ &jmp (&label("${p}3_loop"));
+ &set_label("${p}3_loop",16);
+ eval"&aes${p} ($inout0,$rndkey1)";
+ &$movekey ($rndkey0,&QWP(0,$key));
+ eval"&aes${p} ($inout1,$rndkey1)";
+ &dec ($rounds);
+ eval"&aes${p} ($inout2,$rndkey1)";
+ eval"&aes${p} ($inout3,$rndkey1)";
+ &$movekey ($rndkey1,&QWP(16,$key));
+ eval"&aes${p} ($inout0,$rndkey0)";
+ &lea ($key,&DWP(32,$key));
+ eval"&aes${p} ($inout1,$rndkey0)";
+ eval"&aes${p} ($inout2,$rndkey0)";
+ eval"&aes${p} ($inout3,$rndkey0)";
+ &jnz (&label("${p}3_loop"));
+ eval"&aes${p} ($inout0,$rndkey1)";
+ &$movekey ($rndkey0,&QWP(0,$key));
+ eval"&aes${p} ($inout1,$rndkey1)";
+ eval"&aes${p} ($inout2,$rndkey1)";
+ eval"&aes${p} ($inout3,$rndkey1)";
+ eval"&aes${p}last ($inout0,$rndkey0)";
+ eval"&aes${p}last ($inout1,$rndkey0)";
+ eval"&aes${p}last ($inout2,$rndkey0)";
+ eval"&aes${p}last ($inout3,$rndkey0)";
+ &ret();
+ &function_end_B("_aesni_${p}rypt4");
+}
+&aesni_generate3("enc") if ($PREFIX eq "aesni");
+&aesni_generate3("dec");
+&aesni_generate4("enc") if ($PREFIX eq "aesni");
+&aesni_generate4("dec");
+
+if ($PREFIX eq "aesni") {
+# void aesni_ecb_encrypt (const void *in, void *out,
+# size_t length, const AES_KEY *key,
+# int enc);
+&function_begin("aesni_ecb_encrypt");
+ &mov ($inp,&wparam(0));
+ &mov ($out,&wparam(1));
+ &mov ($len,&wparam(2));
+ &mov ($key,&wparam(3));
+ &mov ($rounds,&wparam(4));
+ &cmp ($len,16);
+ &jb (&label("ecb_ret"));
+ &and ($len,-16);
+ &test ($rounds,$rounds)
+ &mov ($rounds,&DWP(240,$key));
+ &mov ($key_,$key); # backup $key
+ &mov ($rounds_,$rounds); # backup $rounds
+ &jz (&label("ecb_decrypt"));
+
+ &sub ($len,0x40);
+ &jbe (&label("ecb_enc_tail"));
+ &jmp (&label("ecb_enc_loop3"));
+
+&set_label("ecb_enc_loop3",16);
+ &movups ($inout0,&QWP(0,$inp));
+ &movups ($inout1,&QWP(0x10,$inp));
+ &movups ($inout2,&QWP(0x20,$inp));
+ &call ("_aesni_encrypt3");
+ &sub ($len,0x30);
+ &lea ($inp,&DWP(0x30,$inp));
+ &lea ($out,&DWP(0x30,$out));
+ &movups (&QWP(-0x30,$out),$inout0);
+ &mov ($key,$key_); # restore $key
+ &movups (&QWP(-0x20,$out),$inout1);
+ &mov ($rounds,$rounds_); # restore $rounds
+ &movups (&QWP(-0x10,$out),$inout2);
+ &ja (&label("ecb_enc_loop3"));
+
+&set_label("ecb_enc_tail");
+ &add ($len,0x40);
+ &jz (&label("ecb_ret"));
+
+ &cmp ($len,0x10);
+ &movups ($inout0,&QWP(0,$inp));
+ &je (&label("ecb_enc_one"));
+ &cmp ($len,0x20);
+ &movups ($inout1,&QWP(0x10,$inp));
+ &je (&label("ecb_enc_two"));
+ &cmp ($len,0x30);
+ &movups ($inout2,&QWP(0x20,$inp));
+ &je (&label("ecb_enc_three"));
+ &movups ($inout3,&QWP(0x30,$inp));
+ &call ("_aesni_encrypt4");
+ &movups (&QWP(0,$out),$inout0);
+ &movups (&QWP(0x10,$out),$inout1);
+ &movups (&QWP(0x20,$out),$inout2);
+ &movups (&QWP(0x30,$out),$inout3);
+ jmp (&label("ecb_ret"));
+
+&set_label("ecb_enc_one",16);
+ &aesni_inline_generate1("enc"); # &call ("_aesni_encrypt1");
+ &movups (&QWP(0,$out),$inout0);
+ &jmp (&label("ecb_ret"));
+
+&set_label("ecb_enc_two",16);
+ &call ("_aesni_encrypt3");
+ &movups (&QWP(0,$out),$inout0);
+ &movups (&QWP(0x10,$out),$inout1);
+ &jmp (&label("ecb_ret"));
+
+&set_label("ecb_enc_three",16);
+ &call ("_aesni_encrypt3");
+ &movups (&QWP(0,$out),$inout0);
+ &movups (&QWP(0x10,$out),$inout1);
+ &movups (&QWP(0x20,$out),$inout2);
+ &jmp (&label("ecb_ret"));
+
+&set_label("ecb_decrypt",16);
+ &sub ($len,0x40);
+ &jbe (&label("ecb_dec_tail"));
+ &jmp (&label("ecb_dec_loop3"));
+
+&set_label("ecb_dec_loop3",16);
+ &movups ($inout0,&QWP(0,$inp));
+ &movups ($inout1,&QWP(0x10,$inp));
+ &movups ($inout2,&QWP(0x20,$inp));
+ &call ("_aesni_decrypt3");
+ &sub ($len,0x30);
+ &lea ($inp,&DWP(0x30,$inp));
+ &lea ($out,&DWP(0x30,$out));
+ &movups (&QWP(-0x30,$out),$inout0);
+ &mov ($key,$key_); # restore $key
+ &movups (&QWP(-0x20,$out),$inout1);
+ &mov ($rounds,$rounds_); # restore $rounds
+ &movups (&QWP(-0x10,$out),$inout2);
+ &ja (&label("ecb_dec_loop3"));
+
+&set_label("ecb_dec_tail");
+ &add ($len,0x40);
+ &jz (&label("ecb_ret"));
+
+ &cmp ($len,0x10);
+ &movups ($inout0,&QWP(0,$inp));
+ &je (&label("ecb_dec_one"));
+ &cmp ($len,0x20);
+ &movups ($inout1,&QWP(0x10,$inp));
+ &je (&label("ecb_dec_two"));
+ &cmp ($len,0x30);
+ &movups ($inout2,&QWP(0x20,$inp));
+ &je (&label("ecb_dec_three"));
+ &movups ($inout3,&QWP(0x30,$inp));
+ &call ("_aesni_decrypt4");
+ &movups (&QWP(0,$out),$inout0);
+ &movups (&QWP(0x10,$out),$inout1);
+ &movups (&QWP(0x20,$out),$inout2);
+ &movups (&QWP(0x30,$out),$inout3);
+ &jmp (&label("ecb_ret"));
+
+&set_label("ecb_dec_one",16);
+ &aesni_inline_generate1("dec"); # &call ("_aesni_decrypt3");
+ &movups (&QWP(0,$out),$inout0);
+ &jmp (&label("ecb_ret"));
+
+&set_label("ecb_dec_two",16);
+ &call ("_aesni_decrypt3");
+ &movups (&QWP(0,$out),$inout0);
+ &movups (&QWP(0x10,$out),$inout1);
+ &jmp (&label("ecb_ret"));
+
+&set_label("ecb_dec_three",16);
+ &call ("_aesni_decrypt3");
+ &movups (&QWP(0,$out),$inout0);
+ &movups (&QWP(0x10,$out),$inout1);
+ &movups (&QWP(0x20,$out),$inout2);
+
+&set_label("ecb_ret");
+&function_end("aesni_ecb_encrypt");
+}
+
+# void $PREFIX_cbc_encrypt (const void *inp, void *out,
+# size_t length, const AES_KEY *key,
+# unsigned char *ivp,const int enc);
+&function_begin("${PREFIX}_cbc_encrypt");
+ &mov ($inp,&wparam(0));
+ &mov ($out,&wparam(1));
+ &mov ($len,&wparam(2));
+ &mov ($key,&wparam(3));
+ &test ($len,$len);
+ &mov ($key_,&wparam(4));
+ &jz (&label("cbc_ret"));
+
+ &cmp (&wparam(5),0);
+ &movups ($ivec,&QWP(0,$key_)); # load IV
+ &mov ($rounds,&DWP(240,$key));
+ &mov ($key_,$key); # backup $key
+ &mov ($rounds_,$rounds); # backup $rounds
+ &je (&label("cbc_decrypt"));
+
+ &movaps ($inout0,$ivec);
+ &cmp ($len,16);
+ &jb (&label("cbc_enc_tail"));
+ &sub ($len,16);
+ &jmp (&label("cbc_enc_loop"));
+
+&set_label("cbc_enc_loop",16);
+ &movups ($ivec,&QWP(0,$inp));
+ &lea ($inp,&DWP(16,$inp));
+ &pxor ($inout0,$ivec);
+ &aesni_inline_generate1("enc"); # &call ("_aesni_encrypt3");
+ &sub ($len,16);
+ &lea ($out,&DWP(16,$out));
+ &mov ($rounds,$rounds_); # restore $rounds
+ &mov ($key,$key_); # restore $key
+ &movups (&QWP(-16,$out),$inout0);
+ &jnc (&label("cbc_enc_loop"));
+ &add ($len,16);
+ &jnz (&label("cbc_enc_tail"));
+ &movaps ($ivec,$inout0);
+ &jmp (&label("cbc_ret"));
+
+&set_label("cbc_enc_tail");
+ &mov ("ecx",$len); # zaps $rounds
+ &data_word(0xA4F3F689); # rep movsb
+ &mov ("ecx",16); # zero tail
+ &sub ("ecx",$len);
+ &xor ("eax","eax"); # zaps $len
+ &data_word(0xAAF3F689); # rep stosb
+ &lea ($out,&DWP(-16,$out)); # rewind $out by 1 block
+ &mov ($rounds,$rounds_); # restore $rounds
+ &mov ($inp,$out); # $inp and $out are the same
+ &mov ($key,$key_); # restore $key
+ &jmp (&label("cbc_enc_loop"));
+
+&set_label("cbc_decrypt",16);
+ &sub ($len,0x40);
+ &jbe (&label("cbc_dec_tail"));
+ &jmp (&label("cbc_dec_loop3"));
+
+&set_label("cbc_dec_loop3",16);
+ &movups ($inout0,&QWP(0,$inp));
+ &movups ($inout1,&QWP(0x10,$inp));
+ &movups ($inout2,&QWP(0x20,$inp));
+ &movaps ($in0,$inout0);
+ &movaps ($in1,$inout1);
+ &call ("_aesni_decrypt3");
+ &sub ($len,0x30);
+ &lea ($inp,&DWP(0x30,$inp));
+ &lea ($out,&DWP(0x30,$out));
+ &pxor ($inout0,$ivec);
+ &pxor ($inout1,$in0);
+ &movups ($ivec,&QWP(-0x10,$inp));
+ &pxor ($inout2,$in1);
+ &movups (&QWP(-0x30,$out),$inout0);
+ &mov ($rounds,$rounds_) # restore $rounds
+ &movups (&QWP(-0x20,$out),$inout1);
+ &mov ($key,$key_); # restore $key
+ &movups (&QWP(-0x10,$out),$inout2);
+ &ja (&label("cbc_dec_loop3"));
+
+&set_label("cbc_dec_tail");
+ &add ($len,0x40);
+ &jz (&label("cbc_ret"));
+
+ &movups ($inout0,&QWP(0,$inp));
+ &cmp ($len,0x10);
+ &movaps ($in0,$inout0);
+ &jbe (&label("cbc_dec_one"));
+ &movups ($inout1,&QWP(0x10,$inp));
+ &cmp ($len,0x20);
+ &movaps ($in1,$inout1);
+ &jbe (&label("cbc_dec_two"));
+ &movups ($inout2,&QWP(0x20,$inp));
+ &cmp ($len,0x30);
+ &jbe (&label("cbc_dec_three"));
+ &movups ($inout3,&QWP(0x30,$inp));
+ &call ("_aesni_decrypt4");
+ &movups ($rndkey0,&QWP(0x10,$inp));
+ &movups ($rndkey1,&QWP(0x20,$inp));
+ &pxor ($inout0,$ivec);
+ &pxor ($inout1,$in0);
+ &movups ($ivec,&QWP(0x30,$inp));
+ &movups (&QWP(0,$out),$inout0);
+ &pxor ($inout2,$rndkey0);
+ &pxor ($inout3,$rndkey1);
+ &movups (&QWP(0x10,$out),$inout1);
+ &movups (&QWP(0x20,$out),$inout2);
+ &movaps ($inout0,$inout3);
+ &lea ($out,&DWP(0x30,$out));
+ &jmp (&label("cbc_dec_tail_collected"));
+
+&set_label("cbc_dec_one");
+ &aesni_inline_generate1("dec"); # &call ("_aesni_decrypt3");
+ &pxor ($inout0,$ivec);
+ &movaps ($ivec,$in0);
+ &jmp (&label("cbc_dec_tail_collected"));
+
+&set_label("cbc_dec_two");
+ &call ("_aesni_decrypt3");
+ &pxor ($inout0,$ivec);
+ &pxor ($inout1,$in0);
+ &movups (&QWP(0,$out),$inout0);
+ &movaps ($inout0,$inout1);
+ &movaps ($ivec,$in1);
+ &lea ($out,&DWP(0x10,$out));
+ &jmp (&label("cbc_dec_tail_collected"));
+
+&set_label("cbc_dec_three");
+ &call ("_aesni_decrypt3");
+ &pxor ($inout0,$ivec);
+ &pxor ($inout1,$in0);
+ &pxor ($inout2,$in1);
+ &movups (&QWP(0,$out),$inout0);
+ &movups (&QWP(0x10,$out),$inout1);
+ &movaps ($inout0,$inout2);
+ &movups ($ivec,&QWP(0x20,$inp));
+ &lea ($out,&DWP(0x20,$out));
+
+&set_label("cbc_dec_tail_collected");
+ &and ($len,15);
+ &jnz (&label("cbc_dec_tail_partial"));
+ &movups (&QWP(0,$out),$inout0);
+ &jmp (&label("cbc_ret"));
+
+&set_label("cbc_dec_tail_partial");
+ &mov ($key_,"esp");
+ &sub ("esp",16);
+ &and ("esp",-16);
+ &movaps (&QWP(0,"esp"),$inout0);
+ &mov ($inp,"esp");
+ &mov ("ecx",$len);
+ &data_word(0xA4F3F689); # rep movsb
+ &mov ("esp",$key_);
+
+&set_label("cbc_ret");
+ &mov ($key_,&wparam(4));
+ &movups (&QWP(0,$key_),$ivec); # output IV
+&function_end("${PREFIX}_cbc_encrypt");
+
+# Mechanical port from aesni-x86_64.pl.
+#
+# _aesni_set_encrypt_key is private interface,
+# input:
+# "eax" const unsigned char *userKey
+# $rounds int bits
+# $key AES_KEY *key
+# output:
+# "eax" return code
+# $round rounds
+
+&function_begin_B("_aesni_set_encrypt_key");
+ &test ("eax","eax");
+ &jz (&label("bad_pointer"));
+ &test ($key,$key);
+ &jz (&label("bad_pointer"));
+
+ &movups ("xmm0",&QWP(0,"eax")); # pull first 128 bits of *userKey
+ &pxor ("xmm4","xmm4"); # low dword of xmm4 is assumed 0
+ &lea ($key,&DWP(16,$key));
+ &cmp ($rounds,256);
+ &je (&label("14rounds"));
+ &cmp ($rounds,192);
+ &je (&label("12rounds"));
+ &cmp ($rounds,128);
+ &jne (&label("bad_keybits"));
+
+&set_label("10rounds",16);
+ &mov ($rounds,9);
+ &$movekey (&QWP(-16,$key),"xmm0"); # round 0
+ &aeskeygenassist("xmm1","xmm0",0x01); # round 1
+ &call (&label("key_128_cold"));
+ &aeskeygenassist("xmm1","xmm0",0x2); # round 2
+ &call (&label("key_128"));
+ &aeskeygenassist("xmm1","xmm0",0x04); # round 3
+ &call (&label("key_128"));
+ &aeskeygenassist("xmm1","xmm0",0x08); # round 4
+ &call (&label("key_128"));
+ &aeskeygenassist("xmm1","xmm0",0x10); # round 5
+ &call (&label("key_128"));
+ &aeskeygenassist("xmm1","xmm0",0x20); # round 6
+ &call (&label("key_128"));
+ &aeskeygenassist("xmm1","xmm0",0x40); # round 7
+ &call (&label("key_128"));
+ &aeskeygenassist("xmm1","xmm0",0x80); # round 8
+ &call (&label("key_128"));
+ &aeskeygenassist("xmm1","xmm0",0x1b); # round 9
+ &call (&label("key_128"));
+ &aeskeygenassist("xmm1","xmm0",0x36); # round 10
+ &call (&label("key_128"));
+ &$movekey (&QWP(0,$key),"xmm0");
+ &mov (&DWP(80,$key),$rounds);
+ &xor ("eax","eax");
+ &ret();
+
+&set_label("key_128",16);
+ &$movekey (&QWP(0,$key),"xmm0");
+ &lea ($key,&DWP(16,$key));
+&set_label("key_128_cold");
+ &shufps ("xmm4","xmm0",0b00010000);
+ &pxor ("xmm0","xmm4");
+ &shufps ("xmm4","xmm0",0b10001100,);
+ &pxor ("xmm0","xmm4");
+ &pshufd ("xmm1","xmm1",0b11111111); # critical path
+ &pxor ("xmm0","xmm1");
+ &ret();
+
+&set_label("12rounds",16);
+ &movq ("xmm2",&QWP(16,"eax")); # remaining 1/3 of *userKey
+ &mov ($rounds,11);
+ &$movekey (&QWP(-16,$key),"xmm0") # round 0
+ &aeskeygenassist("xmm1","xmm2",0x01); # round 1,2
+ &call (&label("key_192a_cold"));
+ &aeskeygenassist("xmm1","xmm2",0x02); # round 2,3
+ &call (&label("key_192b"));
+ &aeskeygenassist("xmm1","xmm2",0x04); # round 4,5
+ &call (&label("key_192a"));
+ &aeskeygenassist("xmm1","xmm2",0x08); # round 5,6
+ &call (&label("key_192b"));
+ &aeskeygenassist("xmm1","xmm2",0x10); # round 7,8
+ &call (&label("key_192a"));
+ &aeskeygenassist("xmm1","xmm2",0x20); # round 8,9
+ &call (&label("key_192b"));
+ &aeskeygenassist("xmm1","xmm2",0x40); # round 10,11
+ &call (&label("key_192a"));
+ &aeskeygenassist("xmm1","xmm2",0x80); # round 11,12
+ &call (&label("key_192b"));
+ &$movekey (&QWP(0,$key),"xmm0");
+ &mov (&DWP(48,$key),$rounds);
+ &xor ("eax","eax");
+ &ret();
+
+&set_label("key_192a",16);
+ &$movekey (&QWP(0,$key),"xmm0");
+ &lea ($key,&DWP(16,$key));
+&set_label("key_192a_cold",16);
+ &movaps ("xmm5","xmm2");
+&set_label("key_192b_warm");
+ &shufps ("xmm4","xmm0",0b00010000);
+ &movaps ("xmm3","xmm2");
+ &pxor ("xmm0","xmm4");
+ &shufps ("xmm4","xmm0",0b10001100);
+ &pslldq ("xmm3",4);
+ &pxor ("xmm0","xmm4");
+ &pshufd ("xmm1","xmm1",0b01010101); # critical path
+ &pxor ("xmm2","xmm3");
+ &pxor ("xmm0","xmm1");
+ &pshufd ("xmm3","xmm0",0b11111111);
+ &pxor ("xmm2","xmm3");
+ &ret();
+
+&set_label("key_192b",16);
+ &movaps ("xmm3","xmm0");
+ &shufps ("xmm5","xmm0",0b01000100);
+ &$movekey (&QWP(0,$key),"xmm5");
+ &shufps ("xmm3","xmm2",0b01001110);
+ &$movekey (&QWP(16,$key),"xmm3");
+ &lea ($key,&DWP(32,$key));
+ &jmp (&label("key_192b_warm"));
+
+&set_label("14rounds",16);
+ &movups ("xmm2",&QWP(16,"eax")); # remaining half of *userKey
+ &mov ($rounds,13);
+ &lea ($key,&DWP(16,$key));
+ &$movekey (&QWP(-32,$key),"xmm0"); # round 0
+ &$movekey (&QWP(-16,$key),"xmm2"); # round 1
+ &aeskeygenassist("xmm1","xmm2",0x01); # round 2
+ &call (&label("key_256a_cold"));
+ &aeskeygenassist("xmm1","xmm0",0x01); # round 3
+ &call (&label("key_256b"));
+ &aeskeygenassist("xmm1","xmm2",0x02); # round 4
+ &call (&label("key_256a"));
+ &aeskeygenassist("xmm1","xmm0",0x02); # round 5
+ &call (&label("key_256b"));
+ &aeskeygenassist("xmm1","xmm2",0x04); # round 6
+ &call (&label("key_256a"));
+ &aeskeygenassist("xmm1","xmm0",0x04); # round 7
+ &call (&label("key_256b"));
+ &aeskeygenassist("xmm1","xmm2",0x08); # round 8
+ &call (&label("key_256a"));
+ &aeskeygenassist("xmm1","xmm0",0x08); # round 9
+ &call (&label("key_256b"));
+ &aeskeygenassist("xmm1","xmm2",0x10); # round 10
+ &call (&label("key_256a"));
+ &aeskeygenassist("xmm1","xmm0",0x10); # round 11
+ &call (&label("key_256b"));
+ &aeskeygenassist("xmm1","xmm2",0x20); # round 12
+ &call (&label("key_256a"));
+ &aeskeygenassist("xmm1","xmm0",0x20); # round 13
+ &call (&label("key_256b"));
+ &aeskeygenassist("xmm1","xmm2",0x40); # round 14
+ &call (&label("key_256a"));
+ &$movekey (&QWP(0,$key),"xmm0");
+ &mov (&DWP(16,$key),$rounds);
+ &xor ("eax","eax");
+ &ret();
+
+&set_label("key_256a",16);
+ &$movekey (&QWP(0,$key),"xmm2");
+ &lea ($key,&DWP(16,$key));
+&set_label("key_256a_cold");
+ &shufps ("xmm4","xmm0",0b00010000);
+ &pxor ("xmm0","xmm4");
+ &shufps ("xmm4","xmm0",0b10001100);
+ &pxor ("xmm0","xmm4");
+ &pshufd ("xmm1","xmm1",0b11111111); # critical path
+ &pxor ("xmm0","xmm1");
+ &ret();
+
+&set_label("key_256b",16);
+ &$movekey (&QWP(0,$key),"xmm0");
+ &lea ($key,&DWP(16,$key));
+
+ &shufps ("xmm4","xmm2",0b00010000);
+ &pxor ("xmm2","xmm4");
+ &shufps ("xmm4","xmm2",0b10001100);
+ &pxor ("xmm2","xmm4");
+ &pshufd ("xmm1","xmm1",0b10101010); # critical path
+ &pxor ("xmm2","xmm1");
+ &ret();
+
+&set_label("bad_pointer",4);
+ &mov ("eax",-1);
+ &ret ();
+&set_label("bad_keybits",4);
+ &mov ("eax",-2);
+ &ret ();
+&function_end_B("_aesni_set_encrypt_key");
+
+# int $PREFIX_set_encrypt_key (const unsigned char *userKey, int bits,
+# AES_KEY *key)
+&function_begin_B("${PREFIX}_set_encrypt_key");
+ &mov ("eax",&wparam(0));
+ &mov ($rounds,&wparam(1));
+ &mov ($key,&wparam(2));
+ &call ("_aesni_set_encrypt_key");
+ &ret ();
+&function_end_B("${PREFIX}_set_encrypt_key");
+
+# int $PREFIX_set_decrypt_key (const unsigned char *userKey, int bits,
+# AES_KEY *key)
+&function_begin_B("${PREFIX}_set_decrypt_key");
+ &mov ("eax",&wparam(0));
+ &mov ($rounds,&wparam(1));
+ &mov ($key,&wparam(2));
+ &call ("_aesni_set_encrypt_key");
+ &mov ($key,&wparam(2));
+ &shl ($rounds,4) # rounds-1 after _aesni_set_encrypt_key
+ &test ("eax","eax");
+ &jnz (&label("dec_key_ret"));
+ &lea ("eax",&DWP(16,$key,$rounds)); # end of key schedule
+
+ &$movekey ("xmm0",&QWP(0,$key)); # just swap
+ &$movekey ("xmm1",&QWP(0,"eax"));
+ &$movekey (&QWP(0,"eax"),"xmm0");
+ &$movekey (&QWP(0,$key),"xmm1");
+ &lea ($key,&DWP(16,$key));
+ &lea ("eax",&DWP(-16,"eax"));
+
+&set_label("dec_key_inverse");
+ &$movekey ("xmm0",&QWP(0,$key)); # swap and inverse
+ &$movekey ("xmm1",&QWP(0,"eax"));
+ &aesimc ("xmm0","xmm0");
+ &aesimc ("xmm1","xmm1");
+ &lea ($key,&DWP(16,$key));
+ &lea ("eax",&DWP(-16,"eax"));
+ &cmp ("eax",$key);
+ &$movekey (&QWP(16,"eax"),"xmm0");
+ &$movekey (&QWP(-16,$key),"xmm1");
+ &ja (&label("dec_key_inverse"));
+
+ &$movekey ("xmm0",&QWP(0,$key)); # inverse middle
+ &aesimc ("xmm0","xmm0");
+ &$movekey (&QWP(0,$key),"xmm0");
+
+ &xor ("eax","eax"); # return success
+&set_label("dec_key_ret");
+ &ret ();
+&function_end_B("${PREFIX}_set_decrypt_key");
+&asciz("AES for Intel AES-NI, CRYPTOGAMS by <appro\@openssl.org>");
+
+&asm_finish();
diff --git a/crypto/aes/asm/aesni-x86_64.pl b/crypto/aes/asm/aesni-x86_64.pl
new file mode 100644
index 0000000..cdc076e
--- /dev/null
+++ b/crypto/aes/asm/aesni-x86_64.pl
@@ -0,0 +1,991 @@
+#!/usr/bin/env perl
+#
+# ====================================================================
+# Written by Andy Polyakov <appro@fy.chalmers.se> for the OpenSSL
+# project. The module is, however, dual licensed under OpenSSL and
+# CRYPTOGAMS licenses depending on where you obtain it. For further
+# details see http://www.openssl.org/~appro/cryptogams/.
+# ====================================================================
+#
+# This module implements support for Intel AES-NI extension. In
+# OpenSSL context it's used with Intel engine, but can also be used as
+# drop-in replacement for crypto/aes/asm/aes-x86_64.pl [see below for
+# details].
+
+$PREFIX="aesni"; # if $PREFIX is set to "AES", the script
+ # generates drop-in replacement for
+ # crypto/aes/asm/aes-x86_64.pl:-)
+
+$flavour = shift;
+$output = shift;
+if ($flavour =~ /\./) { $output = $flavour; undef $flavour; }
+
+$win64=0; $win64=1 if ($flavour =~ /[nm]asm|mingw64/ || $output =~ /\.asm$/);
+
+$0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
+( $xlate="${dir}x86_64-xlate.pl" and -f $xlate ) or
+( $xlate="${dir}../../perlasm/x86_64-xlate.pl" and -f $xlate) or
+die "can't locate x86_64-xlate.pl";
+
+open STDOUT,"| $^X $xlate $flavour $output";
+
+$movkey = $PREFIX eq "aesni" ? "movaps" : "movups";
+@_4args=$win64? ("%rcx","%rdx","%r8", "%r9") : # Win64 order
+ ("%rdi","%rsi","%rdx","%rcx"); # Unix order
+
+$code=".text\n";
+
+$rounds="%eax"; # input to and changed by aesni_[en|de]cryptN !!!
+# this is natural Unix argument order for public $PREFIX_[ecb|cbc]_encrypt ...
+$inp="%rdi";
+$out="%rsi";
+$len="%rdx";
+$key="%rcx"; # input to and changed by aesni_[en|de]cryptN !!!
+$ivp="%r8"; # cbc
+
+$rnds_="%r10d"; # backup copy for $rounds
+$key_="%r11"; # backup copy for $key
+
+# %xmm register layout
+$inout0="%xmm0"; $inout1="%xmm1";
+$inout2="%xmm2"; $inout3="%xmm3";
+$rndkey0="%xmm4"; $rndkey1="%xmm5";
+
+$iv="%xmm6"; $in0="%xmm7"; # used in CBC decrypt
+$in1="%xmm8"; $in2="%xmm9";
+
+# Inline version of internal aesni_[en|de]crypt1.
+#
+# Why folded loop? Because aes[enc|dec] is slow enough to accommodate
+# cycles which take care of loop variables...
+{ my $sn;
+sub aesni_generate1 {
+my ($p,$key,$rounds)=@_;
+++$sn;
+$code.=<<___;
+ $movkey ($key),$rndkey0
+ $movkey 16($key),$rndkey1
+ lea 32($key),$key
+ pxor $rndkey0,$inout0
+.Loop_${p}1_$sn:
+ aes${p} $rndkey1,$inout0
+ dec $rounds
+ $movkey ($key),$rndkey1
+ lea 16($key),$key
+ jnz .Loop_${p}1_$sn # loop body is 16 bytes
+ aes${p}last $rndkey1,$inout0
+___
+}}
+# void $PREFIX_[en|de]crypt (const void *inp,void *out,const AES_KEY *key);
+#
+{ my ($inp,$out,$key) = @_4args;
+
+$code.=<<___;
+.globl ${PREFIX}_encrypt
+.type ${PREFIX}_encrypt,\@abi-omnipotent
+.align 16
+${PREFIX}_encrypt:
+ movups ($inp),$inout0 # load input
+ mov 240($key),$rounds # pull $rounds
+___
+ &aesni_generate1("enc",$key,$rounds);
+$code.=<<___;
+ movups $inout0,($out) # output
+ ret
+.size ${PREFIX}_encrypt,.-${PREFIX}_encrypt
+
+.globl ${PREFIX}_decrypt
+.type ${PREFIX}_decrypt,\@abi-omnipotent
+.align 16
+${PREFIX}_decrypt:
+ movups ($inp),$inout0 # load input
+ mov 240($key),$rounds # pull $rounds
+___
+ &aesni_generate1("dec",$key,$rounds);
+$code.=<<___;
+ movups $inout0,($out) # output
+ ret
+.size ${PREFIX}_decrypt, .-${PREFIX}_decrypt
+___
+}
+
+# _aesni_[en|de]crypt[34] are private interfaces, N denotes interleave
+# factor. Why 3x subroutine is used in loops? Even though aes[enc|dec]
+# latency is 6, it turned out that it can be scheduled only every
+# *second* cycle. Thus 3x interleave is the one providing optimal
+# utilization, i.e. when subroutine's throughput is virtually same as
+# of non-interleaved subroutine [for number of input blocks up to 3].
+# This is why it makes no sense to implement 2x subroutine. As soon
+# as/if Intel improves throughput by making it possible to schedule
+# the instructions in question *every* cycles I would have to
+# implement 6x interleave and use it in loop...
+sub aesni_generate3 {
+my $dir=shift;
+# As already mentioned it takes in $key and $rounds, which are *not*
+# preserved. $inout[0-2] is cipher/clear text...
+$code.=<<___;
+.type _aesni_${dir}rypt3,\@abi-omnipotent
+.align 16
+_aesni_${dir}rypt3:
+ $movkey ($key),$rndkey0
+ shr \$1,$rounds
+ $movkey 16($key),$rndkey1
+ lea 32($key),$key
+ pxor $rndkey0,$inout0
+ pxor $rndkey0,$inout1
+ pxor $rndkey0,$inout2
+
+.L${dir}_loop3:
+ aes${dir} $rndkey1,$inout0
+ $movkey ($key),$rndkey0
+ aes${dir} $rndkey1,$inout1
+ dec $rounds
+ aes${dir} $rndkey1,$inout2
+ aes${dir} $rndkey0,$inout0
+ $movkey 16($key),$rndkey1
+ aes${dir} $rndkey0,$inout1
+ lea 32($key),$key
+ aes${dir} $rndkey0,$inout2
+ jnz .L${dir}_loop3
+
+ aes${dir} $rndkey1,$inout0
+ $movkey ($key),$rndkey0
+ aes${dir} $rndkey1,$inout1
+ aes${dir} $rndkey1,$inout2
+ aes${dir}last $rndkey0,$inout0
+ aes${dir}last $rndkey0,$inout1
+ aes${dir}last $rndkey0,$inout2
+ ret
+.size _aesni_${dir}rypt3,.-_aesni_${dir}rypt3
+___
+}
+# 4x interleave is implemented to improve small block performance,
+# most notably [and naturally] 4 block by ~30%. One can argue that one
+# should have implemented 5x as well, but improvement would be <20%,
+# so it's not worth it...
+sub aesni_generate4 {
+my $dir=shift;
+# As already mentioned it takes in $key and $rounds, which are *not*
+# preserved. $inout[0-3] is cipher/clear text...
+$code.=<<___;
+.type _aesni_${dir}rypt4,\@abi-omnipotent