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OpenSSL 1.1.1-pre2

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Hakase
2018-04-07 17:29:40 +09:00
parent 82a44d2483
commit bbac8ca55d
17755 changed files with 221242 additions and 98415 deletions
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crypto/chacha/asm/chacha-armv4.pl
+5 -3
View File
@@ -15,7 +15,7 @@
# ====================================================================
#
# December 2014
#
#
# ChaCha20 for ARMv4.
#
# Performance in cycles per byte out of large buffer.
@@ -172,8 +172,10 @@ $code.=<<___;
#include "arm_arch.h"
.text
#if defined(__thumb2__)
#if defined(__thumb2__) || defined(__clang__)
.syntax unified
#endif
#if defined(__thumb2__)
.thumb
#else
.code 32
@@ -720,7 +722,7 @@ ChaCha20_neon:
vadd.i32 $d2,$d1,$t0 @ counter+2
str @t[3], [sp,#4*(16+15)]
mov @t[3],#10
add @x[12],@x[12],#3 @ counter+3
add @x[12],@x[12],#3 @ counter+3
b .Loop_neon
.align 4
crypto/chacha/asm/chacha-armv8.pl
+3 -2
View File
@@ -15,7 +15,7 @@
# ====================================================================
#
# June 2015
#
#
# ChaCha20 for ARMv8.
#
# Performance in cycles per byte out of large buffer.
@@ -28,6 +28,7 @@
# Denver 4.50/+82% 2.63 2.67(*)
# X-Gene 9.50/+46% 8.82 8.89(*)
# Mongoose 8.00/+44% 3.64 3.25
# Kryo 8.17/+50% 4.83 4.65
#
# (*) it's expected that doubling interleave factor doesn't help
# all processors, only those with higher NEON latency and
@@ -201,7 +202,7 @@ ChaCha20_ctr32:
mov $ctr,#10
subs $len,$len,#64
.Loop:
sub $ctr,$ctr,#1
sub $ctr,$ctr,#1
___
foreach (&ROUND(0, 4, 8,12)) { eval; }
foreach (&ROUND(0, 5,10,15)) { eval; }
crypto/chacha/asm/chacha-c64xplus.pl
+1 -1
View File
@@ -22,7 +22,7 @@
# faster than code generated by TI compiler. Compiler also disables
# interrupts for some reason, thus making interrupt response time
# dependent on input length. This module on the other hand is free
# from such limiation.
# from such limitation.
$output=pop;
open STDOUT,">$output";
crypto/chacha/asm/chacha-ppc.pl
+2 -2
View File
@@ -15,7 +15,7 @@
# ====================================================================
#
# October 2015
#
#
# ChaCha20 for PowerPC/AltiVec.
#
# Performance in cycles per byte out of large buffer.
@@ -525,7 +525,7 @@ $code.=<<___;
lwz @d[3],12($ctr)
vadduwm @K[5],@K[4],@K[5]
vspltisw $twenty,-12 # synthesize constants
vspltisw $twenty,-12 # synthesize constants
vspltisw $twelve,12
vspltisw $twenty5,-7
#vspltisw $seven,7 # synthesized in the loop
crypto/chacha/asm/chacha-x86.pl
+2 -1
View File
@@ -28,6 +28,7 @@
# Westmere 9.50/+45% 3.35
# Sandy Bridge 10.5/+47% 3.20
# Haswell 8.15/+50% 2.83
# Skylake 7.53/+22% 2.75
# Silvermont 17.4/+36% 8.35
# Goldmont 13.4/+40% 4.36
# Sledgehammer 10.2/+54%
@@ -42,7 +43,7 @@ require "x86asm.pl";
$output=pop;
open STDOUT,">$output";
&asm_init($ARGV[0],"chacha-x86.pl",$ARGV[$#ARGV] eq "386");
&asm_init($ARGV[0],$ARGV[$#ARGV] eq "386");
$xmm=$ymm=0;
for (@ARGV) { $xmm=1 if (/-DOPENSSL_IA32_SSE2/); }
crypto/chacha/asm/chacha-x86_64.pl
+1731 -118
View File
@@ -18,9 +18,17 @@
#
# ChaCha20 for x86_64.
#
# December 2016
#
# Add AVX512F code path.
#
# December 2017
#
# Add AVX512VL code path.
#
# Performance in cycles per byte out of large buffer.
#
# IALU/gcc 4.8(i) 1xSSSE3/SSE2 4xSSSE3 8xAVX2
# IALU/gcc 4.8(i) 1xSSSE3/SSE2 4xSSSE3 NxAVX(v)
#
# P4 9.48/+99% -/22.7(ii) -
# Core2 7.83/+55% 7.90/8.08 4.35
@@ -28,10 +36,13 @@
# Sandy Bridge 8.31/+42% 5.45/6.76 2.72
# Ivy Bridge 6.71/+46% 5.40/6.49 2.41
# Haswell 5.92/+43% 5.20/6.45 2.42 1.23
# Skylake[-X] 5.87/+39% 4.70/- 2.31 1.19[0.80(vi)]
# Silvermont 12.0/+33% 7.75/7.40 7.03(iii)
# Knights L 11.7/- - 9.60(iii) 0.80
# Goldmont 10.6/+17% 5.10/- 3.28
# Sledgehammer 7.28/+52% -/14.2(ii) -
# Bulldozer 9.66/+28% 9.85/11.1 3.06(iv)
# Ryzen 5.96/+50% 5.19/- 2.40 2.09
# VIA Nano 10.5/+46% 6.72/8.60 6.05
#
# (i) compared to older gcc 3.x one can observe >2x improvement on
@@ -44,6 +55,9 @@
# limitations, SSE2 can do better, but gain is considered too
# low to justify the [maintenance] effort;
# (iv) Bulldozer actually executes 4xXOP code path that delivers 2.20;
# (v) 8xAVX2, 8xAVX512VL or 16xAVX512F, whichever best applicable;
# (vi) even though Skylake-X can execute AVX512F code and deliver 0.57
# cpb in single thread, the corresponding capability is suppressed;
$flavour = shift;
$output = shift;
@@ -58,12 +72,13 @@ die "can't locate x86_64-xlate.pl";
if (`$ENV{CC} -Wa,-v -c -o /dev/null -x assembler /dev/null 2>&1`
=~ /GNU assembler version ([2-9]\.[0-9]+)/) {
$avx = ($1>=2.19) + ($1>=2.22);
$avx = ($1>=2.19) + ($1>=2.22) + ($1>=2.25);
}
if (!$avx && $win64 && ($flavour =~ /nasm/ || $ENV{ASM} =~ /nasm/) &&
`nasm -v 2>&1` =~ /NASM version ([2-9]\.[0-9]+)/) {
$avx = ($1>=2.09) + ($1>=2.10);
`nasm -v 2>&1` =~ /NASM version ([2-9]\.[0-9]+)(?:\.([0-9]+))?/) {
$avx = ($1>=2.09) + ($1>=2.10) + ($1>=2.12);
$avx += 1 if ($1==2.11 && $2>=8);
}
if (!$avx && $win64 && ($flavour =~ /masm/ || $ENV{ASM} =~ /ml64/) &&
@@ -103,6 +118,17 @@ $code.=<<___;
.byte 0x2,0x3,0x0,0x1, 0x6,0x7,0x4,0x5, 0xa,0xb,0x8,0x9, 0xe,0xf,0xc,0xd
.Lrot24:
.byte 0x3,0x0,0x1,0x2, 0x7,0x4,0x5,0x6, 0xb,0x8,0x9,0xa, 0xf,0xc,0xd,0xe
.Ltwoy:
.long 2,0,0,0, 2,0,0,0
.align 64
.Lzeroz:
.long 0,0,0,0, 1,0,0,0, 2,0,0,0, 3,0,0,0
.Lfourz:
.long 4,0,0,0, 4,0,0,0, 4,0,0,0, 4,0,0,0
.Lincz:
.long 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
.Lsixteen:
.long 16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16
.Lsigma:
.asciz "expand 32-byte k"
.asciz "ChaCha20 for x86_64, CRYPTOGAMS by <appro\@openssl.org>"
@@ -227,19 +253,36 @@ $code.=<<___;
.type ChaCha20_ctr32,\@function,5
.align 64
ChaCha20_ctr32:
.cfi_startproc
cmp \$0,$len
je .Lno_data
mov OPENSSL_ia32cap_P+4(%rip),%r10
___
$code.=<<___ if ($avx>2);
bt \$48,%r10 # check for AVX512F
jc .LChaCha20_avx512
test %r10,%r10 # check for AVX512VL
js .LChaCha20_avx512vl
___
$code.=<<___;
test \$`1<<(41-32)`,%r10d
jnz .LChaCha20_ssse3
push %rbx
.cfi_push %rbx
push %rbp
.cfi_push %rbp
push %r12
.cfi_push %r12
push %r13
.cfi_push %r13
push %r14
.cfi_push %r14
push %r15
.cfi_push %r15
sub \$64+24,%rsp
.cfi_adjust_cfa_offset 64+24
.Lctr32_body:
#movdqa .Lsigma(%rip),%xmm0
movdqu ($key),%xmm1
@@ -378,15 +421,25 @@ $code.=<<___;
jnz .Loop_tail
.Ldone:
add \$64+24,%rsp
pop %r15
pop %r14
pop %r13
pop %r12
pop %rbp
pop %rbx
lea 64+24+48(%rsp),%rsi
.cfi_def_cfa %rsi,8
mov -48(%rsi),%r15
.cfi_restore %r15
mov -40(%rsi),%r14
.cfi_restore %r14
mov -32(%rsi),%r13
.cfi_restore %r13
mov -24(%rsi),%r12
.cfi_restore %r12
mov -16(%rsi),%rbp
.cfi_restore %rbp
mov -8(%rsi),%rbx
.cfi_restore %rbx
lea (%rsi),%rsp
.cfi_def_cfa_register %rsp
.Lno_data:
ret
.cfi_endproc
.size ChaCha20_ctr32,.-ChaCha20_ctr32
___
@@ -419,13 +472,16 @@ sub SSSE3ROUND { # critical path is 20 "SIMD ticks" per round
&por ($b,$t);
}
my $xframe = $win64 ? 32+32+8 : 24;
my $xframe = $win64 ? 32+8 : 8;
$code.=<<___;
.type ChaCha20_ssse3,\@function,5
.align 32
ChaCha20_ssse3:
.cfi_startproc
.LChaCha20_ssse3:
mov %rsp,%r9 # frame pointer
.cfi_def_cfa_register %r9
___
$code.=<<___ if ($avx);
test \$`1<<(43-32)`,%r10d
@@ -436,18 +492,12 @@ $code.=<<___;
ja .LChaCha20_4x # but overall it won't be slower
.Ldo_sse3_after_all:
push %rbx
push %rbp
push %r12
push %r13
push %r14
push %r15
sub \$64+$xframe,%rsp
___
$code.=<<___ if ($win64);
movaps %xmm6,64+32(%rsp)
movaps %xmm7,64+48(%rsp)
movaps %xmm6,-0x28(%r9)
movaps %xmm7,-0x18(%r9)
.Lssse3_body:
___
$code.=<<___;
movdqa .Lsigma(%rip),$a
@@ -461,7 +511,7 @@ $code.=<<___;
movdqa $b,0x10(%rsp)
movdqa $c,0x20(%rsp)
movdqa $d,0x30(%rsp)
mov \$10,%ebp
mov \$10,$counter # reuse $counter
jmp .Loop_ssse3
.align 32
@@ -471,7 +521,7 @@ $code.=<<___;
movdqa 0x10(%rsp),$b
movdqa 0x20(%rsp),$c
paddd 0x30(%rsp),$d
mov \$10,%ebp
mov \$10,$counter
movdqa $d,0x30(%rsp)
jmp .Loop_ssse3
@@ -489,7 +539,7 @@ ___
&pshufd ($b,$b,0b10010011);
&pshufd ($d,$d,0b00111001);
&dec ("%ebp");
&dec ($counter);
&jnz (".Loop_ssse3");
$code.=<<___;
@@ -528,32 +578,29 @@ $code.=<<___;
movdqa $b,0x10(%rsp)
movdqa $c,0x20(%rsp)
movdqa $d,0x30(%rsp)
xor %rbx,%rbx
xor $counter,$counter
.Loop_tail_ssse3:
movzb ($inp,%rbx),%eax
movzb (%rsp,%rbx),%ecx
lea 1(%rbx),%rbx
movzb ($inp,$counter),%eax
movzb (%rsp,$counter),%ecx
lea 1($counter),$counter
xor %ecx,%eax
mov %al,-1($out,%rbx)
mov %al,-1($out,$counter)
dec $len
jnz .Loop_tail_ssse3
.Ldone_ssse3:
___
$code.=<<___ if ($win64);
movaps 64+32(%rsp),%xmm6
movaps 64+48(%rsp),%xmm7
movaps -0x28(%r9),%xmm6
movaps -0x18(%r9),%xmm7
___
$code.=<<___;
add \$64+$xframe,%rsp
pop %r15
pop %r14
pop %r13
pop %r12
pop %rbp
pop %rbx
lea (%r9),%rsp
.cfi_def_cfa_register %rsp
.Lssse3_epilogue:
ret
.cfi_endproc
.size ChaCha20_ssse3,.-ChaCha20_ssse3
___
}
@@ -689,13 +736,16 @@ my @x=map("\"$_\"",@xx);
);
}
my $xframe = $win64 ? 0xa0 : 0;
my $xframe = $win64 ? 0xa8 : 8;
$code.=<<___;
.type ChaCha20_4x,\@function,5
.align 32
ChaCha20_4x:
.cfi_startproc
.LChaCha20_4x:
mov %rsp,%r9 # frame pointer
.cfi_def_cfa_register %r9
mov %r10,%r11
___
$code.=<<___ if ($avx>1);
@@ -712,8 +762,7 @@ $code.=<<___;
je .Ldo_sse3_after_all # to detect Atom
.Lproceed4x:
lea -0x78(%rsp),%r11
sub \$0x148+$xframe,%rsp
sub \$0x140+$xframe,%rsp
___
################ stack layout
# +0x00 SIMD equivalent of @x[8-12]
@@ -724,16 +773,17 @@ ___
# ...
# +0x140
$code.=<<___ if ($win64);
movaps %xmm6,-0x30(%r11)
movaps %xmm7,-0x20(%r11)
movaps %xmm8,-0x10(%r11)
movaps %xmm9,0x00(%r11)
movaps %xmm10,0x10(%r11)
movaps %xmm11,0x20(%r11)
movaps %xmm12,0x30(%r11)
movaps %xmm13,0x40(%r11)
movaps %xmm14,0x50(%r11)
movaps %xmm15,0x60(%r11)
movaps %xmm6,-0xa8(%r9)
movaps %xmm7,-0x98(%r9)
movaps %xmm8,-0x88(%r9)
movaps %xmm9,-0x78(%r9)
movaps %xmm10,-0x68(%r9)
movaps %xmm11,-0x58(%r9)
movaps %xmm12,-0x48(%r9)
movaps %xmm13,-0x38(%r9)
movaps %xmm14,-0x28(%r9)
movaps %xmm15,-0x18(%r9)
.L4x_body:
___
$code.=<<___;
movdqa .Lsigma(%rip),$xa3 # key[0]
@@ -1122,21 +1172,23 @@ $code.=<<___;
.Ldone4x:
___
$code.=<<___ if ($win64);
lea 0x140+0x30(%rsp),%r11
movaps -0x30(%r11),%xmm6
movaps -0x20(%r11),%xmm7
movaps -0x10(%r11),%xmm8
movaps 0x00(%r11),%xmm9
movaps 0x10(%r11),%xmm10
movaps 0x20(%r11),%xmm11
movaps 0x30(%r11),%xmm12
movaps 0x40(%r11),%xmm13
movaps 0x50(%r11),%xmm14
movaps 0x60(%r11),%xmm15
movaps -0xa8(%r9),%xmm6
movaps -0x98(%r9),%xmm7
movaps -0x88(%r9),%xmm8
movaps -0x78(%r9),%xmm9
movaps -0x68(%r9),%xmm10
movaps -0x58(%r9),%xmm11
movaps -0x48(%r9),%xmm12
movaps -0x38(%r9),%xmm13
movaps -0x28(%r9),%xmm14
movaps -0x18(%r9),%xmm15
___
$code.=<<___;
add \$0x148+$xframe,%rsp
lea (%r9),%rsp
.cfi_def_cfa_register %rsp
.L4x_epilogue:
ret
.cfi_endproc
.size ChaCha20_4x,.-ChaCha20_4x
___
}
@@ -1217,15 +1269,17 @@ my @x=map("\"$_\"",@xx);
);
}
my $xframe = $win64 ? 0xa0 : 0;
my $xframe = $win64 ? 0xa8 : 8;
$code.=<<___;
.type ChaCha20_4xop,\@function,5
.align 32
ChaCha20_4xop:
.cfi_startproc
.LChaCha20_4xop:
lea -0x78(%rsp),%r11
sub \$0x148+$xframe,%rsp
mov %rsp,%r9 # frame pointer
.cfi_def_cfa_register %r9
sub \$0x140+$xframe,%rsp
___
################ stack layout
# +0x00 SIMD equivalent of @x[8-12]
@@ -1236,16 +1290,17 @@ ___
# ...
# +0x140
$code.=<<___ if ($win64);
movaps %xmm6,-0x30(%r11)
movaps %xmm7,-0x20(%r11)
movaps %xmm8,-0x10(%r11)
movaps %xmm9,0x00(%r11)
movaps %xmm10,0x10(%r11)
movaps %xmm11,0x20(%r11)
movaps %xmm12,0x30(%r11)
movaps %xmm13,0x40(%r11)
movaps %xmm14,0x50(%r11)
movaps %xmm15,0x60(%r11)
movaps %xmm6,-0xa8(%r9)
movaps %xmm7,-0x98(%r9)
movaps %xmm8,-0x88(%r9)
movaps %xmm9,-0x78(%r9)
movaps %xmm10,-0x68(%r9)
movaps %xmm11,-0x58(%r9)
movaps %xmm12,-0x48(%r9)
movaps %xmm13,-0x38(%r9)
movaps %xmm14,-0x28(%r9)
movaps %xmm15,-0x18(%r9)
.L4xop_body:
___
$code.=<<___;
vzeroupper
@@ -1573,21 +1628,23 @@ $code.=<<___;
vzeroupper
___
$code.=<<___ if ($win64);
lea 0x140+0x30(%rsp),%r11
movaps -0x30(%r11),%xmm6
movaps -0x20(%r11),%xmm7
movaps -0x10(%r11),%xmm8
movaps 0x00(%r11),%xmm9
movaps 0x10(%r11),%xmm10
movaps 0x20(%r11),%xmm11
movaps 0x30(%r11),%xmm12
movaps 0x40(%r11),%xmm13
movaps 0x50(%r11),%xmm14
movaps 0x60(%r11),%xmm15
movaps -0xa8(%r9),%xmm6
movaps -0x98(%r9),%xmm7
movaps -0x88(%r9),%xmm8
movaps -0x78(%r9),%xmm9
movaps -0x68(%r9),%xmm10
movaps -0x58(%r9),%xmm11
movaps -0x48(%r9),%xmm12
movaps -0x38(%r9),%xmm13
movaps -0x28(%r9),%xmm14
movaps -0x18(%r9),%xmm15
___
$code.=<<___;
add \$0x148+$xframe,%rsp
lea (%r9),%rsp
.cfi_def_cfa_register %rsp
.L4xop_epilogue:
ret
.cfi_endproc
.size ChaCha20_4xop,.-ChaCha20_4xop
___
}
@@ -1714,33 +1771,34 @@ my @x=map("\"$_\"",@xx);
);
}
my $xframe = $win64 ? 0xb0 : 8;
my $xframe = $win64 ? 0xa8 : 8;
$code.=<<___;
.type ChaCha20_8x,\@function,5
.align 32
ChaCha20_8x:
.cfi_startproc
.LChaCha20_8x:
mov %rsp,%r10
mov %rsp,%r9 # frame register
.cfi_def_cfa_register %r9
sub \$0x280+$xframe,%rsp
and \$-32,%rsp
___
$code.=<<___ if ($win64);
lea 0x290+0x30(%rsp),%r11
movaps %xmm6,-0x30(%r11)
movaps %xmm7,-0x20(%r11)
movaps %xmm8,-0x10(%r11)
movaps %xmm9,0x00(%r11)
movaps %xmm10,0x10(%r11)
movaps %xmm11,0x20(%r11)
movaps %xmm12,0x30(%r11)
movaps %xmm13,0x40(%r11)
movaps %xmm14,0x50(%r11)
movaps %xmm15,0x60(%r11)
movaps %xmm6,-0xa8(%r9)
movaps %xmm7,-0x98(%r9)
movaps %xmm8,-0x88(%r9)
movaps %xmm9,-0x78(%r9)
movaps %xmm10,-0x68(%r9)
movaps %xmm11,-0x58(%r9)
movaps %xmm12,-0x48(%r9)
movaps %xmm13,-0x38(%r9)
movaps %xmm14,-0x28(%r9)
movaps %xmm15,-0x18(%r9)
.L8x_body:
___
$code.=<<___;
vzeroupper
mov %r10,0x280(%rsp)
################ stack layout
# +0x00 SIMD equivalent of @x[8-12]
@@ -1749,7 +1807,7 @@ $code.=<<___;
# ...
# +0x200 SIMD counters (with nonce smashed by lanes)
# ...
# +0x280 saved %rsp
# +0x280
vbroadcasti128 .Lsigma(%rip),$xa3 # key[0]
vbroadcasti128 ($key),$xb3 # key[1]
@@ -2215,29 +2273,1584 @@ $code.=<<___;
vzeroall
___
$code.=<<___ if ($win64);
lea 0x290+0x30(%rsp),%r11
movaps -0x30(%r11),%xmm6
movaps -0x20(%r11),%xmm7
movaps -0x10(%r11),%xmm8
movaps 0x00(%r11),%xmm9
movaps 0x10(%r11),%xmm10
movaps 0x20(%r11),%xmm11
movaps 0x30(%r11),%xmm12
movaps 0x40(%r11),%xmm13
movaps 0x50(%r11),%xmm14
movaps 0x60(%r11),%xmm15
movaps -0xa8(%r9),%xmm6
movaps -0x98(%r9),%xmm7
movaps -0x88(%r9),%xmm8
movaps -0x78(%r9),%xmm9
movaps -0x68(%r9),%xmm10
movaps -0x58(%r9),%xmm11
movaps -0x48(%r9),%xmm12
movaps -0x38(%r9),%xmm13
movaps -0x28(%r9),%xmm14
movaps -0x18(%r9),%xmm15
___
$code.=<<___;
mov 0x280(%rsp),%rsp
lea (%r9),%rsp
.cfi_def_cfa_register %rsp
.L8x_epilogue:
ret
.cfi_endproc
.size ChaCha20_8x,.-ChaCha20_8x
___
}
foreach (split("\n",$code)) {
s/\`([^\`]*)\`/eval $1/geo;
########################################################################
# AVX512 code paths
if ($avx>2) {
# This one handles shorter inputs...
s/%x#%y/%x/go;
my ($a,$b,$c,$d, $a_,$b_,$c_,$d_,$fourz) = map("%zmm$_",(0..3,16..20));
my ($t0,$t1,$t2,$t3) = map("%xmm$_",(4..7));
sub vpxord() # size optimization
{ my $opcode = "vpxor"; # adhere to vpxor when possible
foreach (@_) {
if (/%([zy])mm([0-9]+)/ && ($1 eq "z" || $2>=16)) {
$opcode = "vpxord";
last;
}
}
$code .= "\t$opcode\t".join(',',reverse @_)."\n";
}
sub AVX512ROUND { # critical path is 14 "SIMD ticks" per round
&vpaddd ($a,$a,$b);
&vpxord ($d,$d,$a);
&vprold ($d,$d,16);
&vpaddd ($c,$c,$d);
&vpxord ($b,$b,$c);
&vprold ($b,$b,12);
&vpaddd ($a,$a,$b);
&vpxord ($d,$d,$a);
&vprold ($d,$d,8);
&vpaddd ($c,$c,$d);
&vpxord ($b,$b,$c);
&vprold ($b,$b,7);
}
my $xframe = $win64 ? 32+8 : 8;
$code.=<<___;
.type ChaCha20_avx512,\@function,5
.align 32
ChaCha20_avx512:
.cfi_startproc
.LChaCha20_avx512:
mov %rsp,%r9 # frame pointer
.cfi_def_cfa_register %r9
cmp \$512,$len
ja .LChaCha20_16x
sub \$64+$xframe,%rsp
___
$code.=<<___ if ($win64);
movaps %xmm6,-0x28(%r9)
movaps %xmm7,-0x18(%r9)
.Lavx512_body:
___
$code.=<<___;
vbroadcasti32x4 .Lsigma(%rip),$a
vbroadcasti32x4 ($key),$b
vbroadcasti32x4 16($key),$c
vbroadcasti32x4 ($counter),$d
vmovdqa32 $a,$a_
vmovdqa32 $b,$b_
vmovdqa32 $c,$c_
vpaddd .Lzeroz(%rip),$d,$d
vmovdqa32 .Lfourz(%rip),$fourz
mov \$10,$counter # reuse $counter
vmovdqa32 $d,$d_
jmp .Loop_avx512
.align 16
.Loop_outer_avx512:
vmovdqa32 $a_,$a
vmovdqa32 $b_,$b
vmovdqa32 $c_,$c
vpaddd $fourz,$d_,$d
mov \$10,$counter
vmovdqa32 $d,$d_
jmp .Loop_avx512
.align 32
.Loop_avx512:
___
&AVX512ROUND();
&vpshufd ($c,$c,0b01001110);
&vpshufd ($b,$b,0b00111001);
&vpshufd ($d,$d,0b10010011);
&AVX512ROUND();
&vpshufd ($c,$c,0b01001110);
&vpshufd ($b,$b,0b10010011);
&vpshufd ($d,$d,0b00111001);
&dec ($counter);
&jnz (".Loop_avx512");
$code.=<<___;
vpaddd $a_,$a,$a
vpaddd $b_,$b,$b
vpaddd $c_,$c,$c
vpaddd $d_,$d,$d
sub \$64,$len
jb .Ltail64_avx512
vpxor 0x00($inp),%x#$a,$t0 # xor with input
vpxor 0x10($inp),%x#$b,$t1
vpxor 0x20($inp),%x#$c,$t2
vpxor 0x30($inp),%x#$d,$t3
lea 0x40($inp),$inp # inp+=64
vmovdqu $t0,0x00($out) # write output
vmovdqu $t1,0x10($out)
vmovdqu $t2,0x20($out)
vmovdqu $t3,0x30($out)
lea 0x40($out),$out # out+=64
jz .Ldone_avx512
vextracti32x4 \$1,$a,$t0
vextracti32x4 \$1,$b,$t1
vextracti32x4 \$1,$c,$t2
vextracti32x4 \$1,$d,$t3
sub \$64,$len
jb .Ltail_avx512
vpxor 0x00($inp),$t0,$t0 # xor with input
vpxor 0x10($inp),$t1,$t1
vpxor 0x20($inp),$t2,$t2
vpxor 0x30($inp),$t3,$t3
lea 0x40($inp),$inp # inp+=64
vmovdqu $t0,0x00($out) # write output
vmovdqu $t1,0x10($out)
vmovdqu $t2,0x20($out)
vmovdqu $t3,0x30($out)
lea 0x40($out),$out # out+=64
jz .Ldone_avx512
vextracti32x4 \$2,$a,$t0
vextracti32x4 \$2,$b,$t1
vextracti32x4 \$2,$c,$t2
vextracti32x4 \$2,$d,$t3
sub \$64,$len
jb .Ltail_avx512
vpxor 0x00($inp),$t0,$t0 # xor with input
vpxor 0x10($inp),$t1,$t1
vpxor 0x20($inp),$t2,$t2
vpxor 0x30($inp),$t3,$t3
lea 0x40($inp),$inp # inp+=64
vmovdqu $t0,0x00($out) # write output
vmovdqu $t1,0x10($out)
vmovdqu $t2,0x20($out)
vmovdqu $t3,0x30($out)
lea 0x40($out),$out # out+=64
jz .Ldone_avx512
vextracti32x4 \$3,$a,$t0
vextracti32x4 \$3,$b,$t1
vextracti32x4 \$3,$c,$t2
vextracti32x4 \$3,$d,$t3
sub \$64,$len
jb .Ltail_avx512
vpxor 0x00($inp),$t0,$t0 # xor with input
vpxor 0x10($inp),$t1,$t1
vpxor 0x20($inp),$t2,$t2
vpxor 0x30($inp),$t3,$t3
lea 0x40($inp),$inp # inp+=64
vmovdqu $t0,0x00($out) # write output
vmovdqu $t1,0x10($out)
vmovdqu $t2,0x20($out)
vmovdqu $t3,0x30($out)
lea 0x40($out),$out # out+=64
jnz .Loop_outer_avx512
jmp .Ldone_avx512
.align 16
.Ltail64_avx512:
vmovdqa %x#$a,0x00(%rsp)
vmovdqa %x#$b,0x10(%rsp)
vmovdqa %x#$c,0x20(%rsp)
vmovdqa %x#$d,0x30(%rsp)
add \$64,$len
jmp .Loop_tail_avx512
.align 16
.Ltail_avx512:
vmovdqa $t0,0x00(%rsp)
vmovdqa $t1,0x10(%rsp)
vmovdqa $t2,0x20(%rsp)
vmovdqa $t3,0x30(%rsp)
add \$64,$len
.Loop_tail_avx512:
movzb ($inp,$counter),%eax
movzb (%rsp,$counter),%ecx
lea 1($counter),$counter
xor %ecx,%eax
mov %al,-1($out,$counter)
dec $len
jnz .Loop_tail_avx512
vmovdqu32 $a_,0x00(%rsp)
.Ldone_avx512:
vzeroall
___
$code.=<<___ if ($win64);
movaps -0x28(%r9),%xmm6
movaps -0x18(%r9),%xmm7
___
$code.=<<___;
lea (%r9),%rsp
.cfi_def_cfa_register %rsp
.Lavx512_epilogue:
ret
.cfi_endproc
.size ChaCha20_avx512,.-ChaCha20_avx512
___
map(s/%z/%y/, $a,$b,$c,$d, $a_,$b_,$c_,$d_,$fourz);
$code.=<<___;
.type ChaCha20_avx512vl,\@function,5
.align 32
ChaCha20_avx512vl:
.cfi_startproc
.LChaCha20_avx512vl:
mov %rsp,%r9 # frame pointer
.cfi_def_cfa_register %r9
cmp \$128,$len
ja .LChaCha20_8xvl
sub \$64+$xframe,%rsp
___
$code.=<<___ if ($win64);
movaps %xmm6,-0x28(%r9)
movaps %xmm7,-0x18(%r9)
.Lavx512vl_body:
___
$code.=<<___;
vbroadcasti128 .Lsigma(%rip),$a
vbroadcasti128 ($key),$b
vbroadcasti128 16($key),$c
vbroadcasti128 ($counter),$d
vmovdqa32 $a,$a_
vmovdqa32 $b,$b_
vmovdqa32 $c,$c_
vpaddd .Lzeroz(%rip),$d,$d
vmovdqa32 .Ltwoy(%rip),$fourz
mov \$10,$counter # reuse $counter
vmovdqa32 $d,$d_
jmp .Loop_avx512vl
.align 16
.Loop_outer_avx512vl:
vmovdqa32 $c_,$c
vpaddd $fourz,$d_,$d
mov \$10,$counter
vmovdqa32 $d,$d_
jmp .Loop_avx512vl
.align 32
.Loop_avx512vl:
___
&AVX512ROUND();
&vpshufd ($c,$c,0b01001110);
&vpshufd ($b,$b,0b00111001);
&vpshufd ($d,$d,0b10010011);
&AVX512ROUND();
&vpshufd ($c,$c,0b01001110);
&vpshufd ($b,$b,0b10010011);
&vpshufd ($d,$d,0b00111001);
&dec ($counter);
&jnz (".Loop_avx512vl");
$code.=<<___;
vpaddd $a_,$a,$a
vpaddd $b_,$b,$b
vpaddd $c_,$c,$c
vpaddd $d_,$d,$d
sub \$64,$len
jb .Ltail64_avx512vl
vpxor 0x00($inp),%x#$a,$t0 # xor with input
vpxor 0x10($inp),%x#$b,$t1
vpxor 0x20($inp),%x#$c,$t2
vpxor 0x30($inp),%x#$d,$t3
lea 0x40($inp),$inp # inp+=64
vmovdqu $t0,0x00($out) # write output
vmovdqu $t1,0x10($out)
vmovdqu $t2,0x20($out)
vmovdqu $t3,0x30($out)
lea 0x40($out),$out # out+=64
jz .Ldone_avx512vl
vextracti128 \$1,$a,$t0
vextracti128 \$1,$b,$t1
vextracti128 \$1,$c,$t2
vextracti128 \$1,$d,$t3
sub \$64,$len
jb .Ltail_avx512vl
vpxor 0x00($inp),$t0,$t0 # xor with input
vpxor 0x10($inp),$t1,$t1
vpxor 0x20($inp),$t2,$t2
vpxor 0x30($inp),$t3,$t3
lea 0x40($inp),$inp # inp+=64
vmovdqu $t0,0x00($out) # write output
vmovdqu $t1,0x10($out)
vmovdqu $t2,0x20($out)
vmovdqu $t3,0x30($out)
lea 0x40($out),$out # out+=64
vmovdqa32 $a_,$a
vmovdqa32 $b_,$b
jnz .Loop_outer_avx512vl
jmp .Ldone_avx512vl
.align 16
.Ltail64_avx512vl:
vmovdqa %x#$a,0x00(%rsp)
vmovdqa %x#$b,0x10(%rsp)
vmovdqa %x#$c,0x20(%rsp)
vmovdqa %x#$d,0x30(%rsp)
add \$64,$len
jmp .Loop_tail_avx512vl
.align 16
.Ltail_avx512vl:
vmovdqa $t0,0x00(%rsp)
vmovdqa $t1,0x10(%rsp)
vmovdqa $t2,0x20(%rsp)
vmovdqa $t3,0x30(%rsp)
add \$64,$len
.Loop_tail_avx512vl:
movzb ($inp,$counter),%eax
movzb (%rsp,$counter),%ecx
lea 1($counter),$counter
xor %ecx,%eax
mov %al,-1($out,$counter)
dec $len
jnz .Loop_tail_avx512vl
vmovdqu32 $a_,0x00(%rsp)
vmovdqu32 $a_,0x20(%rsp)
.Ldone_avx512vl:
vzeroall
___
$code.=<<___ if ($win64);
movaps -0x28(%r9),%xmm6
movaps -0x18(%r9),%xmm7
___
$code.=<<___;
lea (%r9),%rsp
.cfi_def_cfa_register %rsp
.Lavx512vl_epilogue:
ret
.cfi_endproc
.size ChaCha20_avx512vl,.-ChaCha20_avx512vl
___
}
if ($avx>2) {
# This one handles longer inputs...
my ($xa0,$xa1,$xa2,$xa3, $xb0,$xb1,$xb2,$xb3,
$xc0,$xc1,$xc2,$xc3, $xd0,$xd1,$xd2,$xd3)=map("%zmm$_",(0..15));
my @xx=($xa0,$xa1,$xa2,$xa3, $xb0,$xb1,$xb2,$xb3,
$xc0,$xc1,$xc2,$xc3, $xd0,$xd1,$xd2,$xd3);
my @key=map("%zmm$_",(16..31));
my ($xt0,$xt1,$xt2,$xt3)=@key[0..3];
sub AVX512_lane_ROUND {
my ($a0,$b0,$c0,$d0)=@_;
my ($a1,$b1,$c1,$d1)=map(($_&~3)+(($_+1)&3),($a0,$b0,$c0,$d0));
my ($a2,$b2,$c2,$d2)=map(($_&~3)+(($_+1)&3),($a1,$b1,$c1,$d1));
my ($a3,$b3,$c3,$d3)=map(($_&~3)+(($_+1)&3),($a2,$b2,$c2,$d2));
my @x=map("\"$_\"",@xx);
(
"&vpaddd (@x[$a0],@x[$a0],@x[$b0])", # Q1
"&vpaddd (@x[$a1],@x[$a1],@x[$b1])", # Q2
"&vpaddd (@x[$a2],@x[$a2],@x[$b2])", # Q3
"&vpaddd (@x[$a3],@x[$a3],@x[$b3])", # Q4
"&vpxord (@x[$d0],@x[$d0],@x[$a0])",
"&vpxord (@x[$d1],@x[$d1],@x[$a1])",
"&vpxord (@x[$d2],@x[$d2],@x[$a2])",
"&vpxord (@x[$d3],@x[$d3],@x[$a3])",
"&vprold (@x[$d0],@x[$d0],16)",
"&vprold (@x[$d1],@x[$d1],16)",
"&vprold (@x[$d2],@x[$d2],16)",
"&vprold (@x[$d3],@x[$d3],16)",
"&vpaddd (@x[$c0],@x[$c0],@x[$d0])",
"&vpaddd (@x[$c1],@x[$c1],@x[$d1])",
"&vpaddd (@x[$c2],@x[$c2],@x[$d2])",
"&vpaddd (@x[$c3],@x[$c3],@x[$d3])",
"&vpxord (@x[$b0],@x[$b0],@x[$c0])",
"&vpxord (@x[$b1],@x[$b1],@x[$c1])",
"&vpxord (@x[$b2],@x[$b2],@x[$c2])",
"&vpxord (@x[$b3],@x[$b3],@x[$c3])",
"&vprold (@x[$b0],@x[$b0],12)",
"&vprold (@x[$b1],@x[$b1],12)",
"&vprold (@x[$b2],@x[$b2],12)",
"&vprold (@x[$b3],@x[$b3],12)",
"&vpaddd (@x[$a0],@x[$a0],@x[$b0])",
"&vpaddd (@x[$a1],@x[$a1],@x[$b1])",
"&vpaddd (@x[$a2],@x[$a2],@x[$b2])",
"&vpaddd (@x[$a3],@x[$a3],@x[$b3])",
"&vpxord (@x[$d0],@x[$d0],@x[$a0])",
"&vpxord (@x[$d1],@x[$d1],@x[$a1])",
"&vpxord (@x[$d2],@x[$d2],@x[$a2])",
"&vpxord (@x[$d3],@x[$d3],@x[$a3])",
"&vprold (@x[$d0],@x[$d0],8)",
"&vprold (@x[$d1],@x[$d1],8)",
"&vprold (@x[$d2],@x[$d2],8)",
"&vprold (@x[$d3],@x[$d3],8)",
"&vpaddd (@x[$c0],@x[$c0],@x[$d0])",
"&vpaddd (@x[$c1],@x[$c1],@x[$d1])",
"&vpaddd (@x[$c2],@x[$c2],@x[$d2])",
"&vpaddd (@x[$c3],@x[$c3],@x[$d3])",
"&vpxord (@x[$b0],@x[$b0],@x[$c0])",
"&vpxord (@x[$b1],@x[$b1],@x[$c1])",
"&vpxord (@x[$b2],@x[$b2],@x[$c2])",
"&vpxord (@x[$b3],@x[$b3],@x[$c3])",
"&vprold (@x[$b0],@x[$b0],7)",
"&vprold (@x[$b1],@x[$b1],7)",
"&vprold (@x[$b2],@x[$b2],7)",
"&vprold (@x[$b3],@x[$b3],7)"
);
}
my $xframe = $win64 ? 0xa8 : 8;
$code.=<<___;
.type ChaCha20_16x,\@function,5
.align 32
ChaCha20_16x:
.cfi_startproc
.LChaCha20_16x:
mov %rsp,%r9 # frame register
.cfi_def_cfa_register %r9
sub \$64+$xframe,%rsp
and \$-64,%rsp
___
$code.=<<___ if ($win64);
movaps %xmm6,-0xa8(%r9)
movaps %xmm7,-0x98(%r9)
movaps %xmm8,-0x88(%r9)
movaps %xmm9,-0x78(%r9)
movaps %xmm10,-0x68(%r9)
movaps %xmm11,-0x58(%r9)
movaps %xmm12,-0x48(%r9)
movaps %xmm13,-0x38(%r9)
movaps %xmm14,-0x28(%r9)
movaps %xmm15,-0x18(%r9)
.L16x_body:
___
$code.=<<___;
vzeroupper
lea .Lsigma(%rip),%r10
vbroadcasti32x4 (%r10),$xa3 # key[0]
vbroadcasti32x4 ($key),$xb3 # key[1]
vbroadcasti32x4 16($key),$xc3 # key[2]
vbroadcasti32x4 ($counter),$xd3 # key[3]
vpshufd \$0x00,$xa3,$xa0 # smash key by lanes...
vpshufd \$0x55,$xa3,$xa1
vpshufd \$0xaa,$xa3,$xa2
vpshufd \$0xff,$xa3,$xa3
vmovdqa64 $xa0,@key[0]
vmovdqa64 $xa1,@key[1]
vmovdqa64 $xa2,@key[2]
vmovdqa64 $xa3,@key[3]
vpshufd \$0x00,$xb3,$xb0
vpshufd \$0x55,$xb3,$xb1
vpshufd \$0xaa,$xb3,$xb2
vpshufd \$0xff,$xb3,$xb3
vmovdqa64 $xb0,@key[4]
vmovdqa64 $xb1,@key[5]
vmovdqa64 $xb2,@key[6]
vmovdqa64 $xb3,@key[7]
vpshufd \$0x00,$xc3,$xc0
vpshufd \$0x55,$xc3,$xc1
vpshufd \$0xaa,$xc3,$xc2
vpshufd \$0xff,$xc3,$xc3
vmovdqa64 $xc0,@key[8]
vmovdqa64 $xc1,@key[9]
vmovdqa64 $xc2,@key[10]
vmovdqa64 $xc3,@key[11]
vpshufd \$0x00,$xd3,$xd0
vpshufd \$0x55,$xd3,$xd1
vpshufd \$0xaa,$xd3,$xd2
vpshufd \$0xff,$xd3,$xd3
vpaddd .Lincz(%rip),$xd0,$xd0 # don't save counters yet
vmovdqa64 $xd0,@key[12]
vmovdqa64 $xd1,@key[13]
vmovdqa64 $xd2,@key[14]
vmovdqa64 $xd3,@key[15]
mov \$10,%eax
jmp .Loop16x
.align 32
.Loop_outer16x:
vpbroadcastd 0(%r10),$xa0 # reload key
vpbroadcastd 4(%r10),$xa1
vpbroadcastd 8(%r10),$xa2
vpbroadcastd 12(%r10),$xa3
vpaddd .Lsixteen(%rip),@key[12],@key[12] # next SIMD counters
vmovdqa64 @key[4],$xb0
vmovdqa64 @key[5],$xb1
vmovdqa64 @key[6],$xb2
vmovdqa64 @key[7],$xb3
vmovdqa64 @key[8],$xc0
vmovdqa64 @key[9],$xc1
vmovdqa64 @key[10],$xc2
vmovdqa64 @key[11],$xc3
vmovdqa64 @key[12],$xd0
vmovdqa64 @key[13],$xd1
vmovdqa64 @key[14],$xd2
vmovdqa64 @key[15],$xd3
vmovdqa64 $xa0,@key[0]
vmovdqa64 $xa1,@key[1]
vmovdqa64 $xa2,@key[2]
vmovdqa64 $xa3,@key[3]
mov \$10,%eax
jmp .Loop16x
.align 32
.Loop16x:
___
foreach (&AVX512_lane_ROUND(0, 4, 8,12)) { eval; }
foreach (&AVX512_lane_ROUND(0, 5,10,15)) { eval; }
$code.=<<___;
dec %eax
jnz .Loop16x
vpaddd @key[0],$xa0,$xa0 # accumulate key
vpaddd @key[1],$xa1,$xa1
vpaddd @key[2],$xa2,$xa2
vpaddd @key[3],$xa3,$xa3
vpunpckldq $xa1,$xa0,$xt2 # "de-interlace" data
vpunpckldq $xa3,$xa2,$xt3
vpunpckhdq $xa1,$xa0,$xa0
vpunpckhdq $xa3,$xa2,$xa2
vpunpcklqdq $xt3,$xt2,$xa1 # "a0"
vpunpckhqdq $xt3,$xt2,$xt2 # "a1"
vpunpcklqdq $xa2,$xa0,$xa3 # "a2"
vpunpckhqdq $xa2,$xa0,$xa0 # "a3"
___
($xa0,$xa1,$xa2,$xa3,$xt2)=($xa1,$xt2,$xa3,$xa0,$xa2);
$code.=<<___;
vpaddd @key[4],$xb0,$xb0
vpaddd @key[5],$xb1,$xb1
vpaddd @key[6],$xb2,$xb2
vpaddd @key[7],$xb3,$xb3
vpunpckldq $xb1,$xb0,$xt2
vpunpckldq $xb3,$xb2,$xt3
vpunpckhdq $xb1,$xb0,$xb0
vpunpckhdq $xb3,$xb2,$xb2
vpunpcklqdq $xt3,$xt2,$xb1 # "b0"
vpunpckhqdq $xt3,$xt2,$xt2 # "b1"
vpunpcklqdq $xb2,$xb0,$xb3 # "b2"
vpunpckhqdq $xb2,$xb0,$xb0 # "b3"
___
($xb0,$xb1,$xb2,$xb3,$xt2)=($xb1,$xt2,$xb3,$xb0,$xb2);
$code.=<<___;
vshufi32x4 \$0x44,$xb0,$xa0,$xt3 # "de-interlace" further
vshufi32x4 \$0xee,$xb0,$xa0,$xb0
vshufi32x4 \$0x44,$xb1,$xa1,$xa0
vshufi32x4 \$0xee,$xb1,$xa1,$xb1
vshufi32x4 \$0x44,$xb2,$xa2,$xa1
vshufi32x4 \$0xee,$xb2,$xa2,$xb2
vshufi32x4 \$0x44,$xb3,$xa3,$xa2
vshufi32x4 \$0xee,$xb3,$xa3,$xb3
___
($xa0,$xa1,$xa2,$xa3,$xt3)=($xt3,$xa0,$xa1,$xa2,$xa3);
$code.=<<___;
vpaddd @key[8],$xc0,$xc0
vpaddd @key[9],$xc1,$xc1
vpaddd @key[10],$xc2,$xc2
vpaddd @key[11],$xc3,$xc3
vpunpckldq $xc1,$xc0,$xt2
vpunpckldq $xc3,$xc2,$xt3
vpunpckhdq $xc1,$xc0,$xc0
vpunpckhdq $xc3,$xc2,$xc2
vpunpcklqdq $xt3,$xt2,$xc1 # "c0"
vpunpckhqdq $xt3,$xt2,$xt2 # "c1"
vpunpcklqdq $xc2,$xc0,$xc3 # "c2"
vpunpckhqdq $xc2,$xc0,$xc0 # "c3"
___
($xc0,$xc1,$xc2,$xc3,$xt2)=($xc1,$xt2,$xc3,$xc0,$xc2);
$code.=<<___;
vpaddd @key[12],$xd0,$xd0
vpaddd @key[13],$xd1,$xd1
vpaddd @key[14],$xd2,$xd2
vpaddd @key[15],$xd3,$xd3
vpunpckldq $xd1,$xd0,$xt2
vpunpckldq $xd3,$xd2,$xt3
vpunpckhdq $xd1,$xd0,$xd0
vpunpckhdq $xd3,$xd2,$xd2
vpunpcklqdq $xt3,$xt2,$xd1 # "d0"
vpunpckhqdq $xt3,$xt2,$xt2 # "d1"
vpunpcklqdq $xd2,$xd0,$xd3 # "d2"
vpunpckhqdq $xd2,$xd0,$xd0 # "d3"
___
($xd0,$xd1,$xd2,$xd3,$xt2)=($xd1,$xt2,$xd3,$xd0,$xd2);
$code.=<<___;
vshufi32x4 \$0x44,$xd0,$xc0,$xt3 # "de-interlace" further
vshufi32x4 \$0xee,$xd0,$xc0,$xd0
vshufi32x4 \$0x44,$xd1,$xc1,$xc0
vshufi32x4 \$0xee,$xd1,$xc1,$xd1
vshufi32x4 \$0x44,$xd2,$xc2,$xc1
vshufi32x4 \$0xee,$xd2,$xc2,$xd2
vshufi32x4 \$0x44,$xd3,$xc3,$xc2
vshufi32x4 \$0xee,$xd3,$xc3,$xd3
___
($xc0,$xc1,$xc2,$xc3,$xt3)=($xt3,$xc0,$xc1,$xc2,$xc3);
$code.=<<___;
vshufi32x4 \$0x88,$xc0,$xa0,$xt0 # "de-interlace" further
vshufi32x4 \$0xdd,$xc0,$xa0,$xa0
vshufi32x4 \$0x88,$xd0,$xb0,$xc0
vshufi32x4 \$0xdd,$xd0,$xb0,$xd0
vshufi32x4 \$0x88,$xc1,$xa1,$xt1
vshufi32x4 \$0xdd,$xc1,$xa1,$xa1
vshufi32x4 \$0x88,$xd1,$xb1,$xc1
vshufi32x4 \$0xdd,$xd1,$xb1,$xd1
vshufi32x4 \$0x88,$xc2,$xa2,$xt2
vshufi32x4 \$0xdd,$xc2,$xa2,$xa2
vshufi32x4 \$0x88,$xd2,$xb2,$xc2
vshufi32x4 \$0xdd,$xd2,$xb2,$xd2
vshufi32x4 \$0x88,$xc3,$xa3,$xt3
vshufi32x4 \$0xdd,$xc3,$xa3,$xa3
vshufi32x4 \$0x88,$xd3,$xb3,$xc3
vshufi32x4 \$0xdd,$xd3,$xb3,$xd3
___
($xa0,$xa1,$xa2,$xa3,$xb0,$xb1,$xb2,$xb3)=
($xt0,$xt1,$xt2,$xt3,$xa0,$xa1,$xa2,$xa3);
($xa0,$xb0,$xc0,$xd0, $xa1,$xb1,$xc1,$xd1,
$xa2,$xb2,$xc2,$xd2, $xa3,$xb3,$xc3,$xd3) =
($xa0,$xa1,$xa2,$xa3, $xb0,$xb1,$xb2,$xb3,
$xc0,$xc1,$xc2,$xc3, $xd0,$xd1,$xd2,$xd3);
$code.=<<___;
cmp \$64*16,$len
jb .Ltail16x
vpxord 0x00($inp),$xa0,$xa0 # xor with input
vpxord 0x40($inp),$xb0,$xb0
vpxord 0x80($inp),$xc0,$xc0
vpxord 0xc0($inp),$xd0,$xd0
vmovdqu32 $xa0,0x00($out)
vmovdqu32 $xb0,0x40($out)
vmovdqu32 $xc0,0x80($out)
vmovdqu32 $xd0,0xc0($out)
vpxord 0x100($inp),$xa1,$xa1
vpxord 0x140($inp),$xb1,$xb1
vpxord 0x180($inp),$xc1,$xc1
vpxord 0x1c0($inp),$xd1,$xd1
vmovdqu32 $xa1,0x100($out)
vmovdqu32 $xb1,0x140($out)
vmovdqu32 $xc1,0x180($out)
vmovdqu32 $xd1,0x1c0($out)
vpxord 0x200($inp),$xa2,$xa2
vpxord 0x240($inp),$xb2,$xb2
vpxord 0x280($inp),$xc2,$xc2
vpxord 0x2c0($inp),$xd2,$xd2
vmovdqu32 $xa2,0x200($out)
vmovdqu32 $xb2,0x240($out)
vmovdqu32 $xc2,0x280($out)
vmovdqu32 $xd2,0x2c0($out)
vpxord 0x300($inp),$xa3,$xa3
vpxord 0x340($inp),$xb3,$xb3
vpxord 0x380($inp),$xc3,$xc3
vpxord 0x3c0($inp),$xd3,$xd3
lea 0x400($inp),$inp
vmovdqu32 $xa3,0x300($out)
vmovdqu32 $xb3,0x340($out)
vmovdqu32 $xc3,0x380($out)
vmovdqu32 $xd3,0x3c0($out)
lea 0x400($out),$out
sub \$64*16,$len
jnz .Loop_outer16x
jmp .Ldone16x
.align 32
.Ltail16x:
xor %r10,%r10
sub $inp,$out
cmp \$64*1,$len
jb .Less_than_64_16x
vpxord ($inp),$xa0,$xa0 # xor with input
vmovdqu32 $xa0,($out,$inp)
je .Ldone16x
vmovdqa32 $xb0,$xa0
lea 64($inp),$inp
cmp \$64*2,$len
jb .Less_than_64_16x
vpxord ($inp),$xb0,$xb0
vmovdqu32 $xb0,($out,$inp)
je .Ldone16x
vmovdqa32 $xc0,$xa0
lea 64($inp),$inp
cmp \$64*3,$len
jb .Less_than_64_16x
vpxord ($inp),$xc0,$xc0
vmovdqu32 $xc0,($out,$inp)
je .Ldone16x
vmovdqa32 $xd0,$xa0
lea 64($inp),$inp
cmp \$64*4,$len
jb .Less_than_64_16x
vpxord ($inp),$xd0,$xd0
vmovdqu32 $xd0,($out,$inp)
je .Ldone16x
vmovdqa32 $xa1,$xa0
lea 64($inp),$inp
cmp \$64*5,$len
jb .Less_than_64_16x
vpxord ($inp),$xa1,$xa1
vmovdqu32 $xa1,($out,$inp)
je .Ldone16x
vmovdqa32 $xb1,$xa0
lea 64($inp),$inp
cmp \$64*6,$len
jb .Less_than_64_16x
vpxord ($inp),$xb1,$xb1
vmovdqu32 $xb1,($out,$inp)
je .Ldone16x
vmovdqa32 $xc1,$xa0
lea 64($inp),$inp
cmp \$64*7,$len
jb .Less_than_64_16x
vpxord ($inp),$xc1,$xc1
vmovdqu32 $xc1,($out,$inp)
je .Ldone16x
vmovdqa32 $xd1,$xa0
lea 64($inp),$inp
cmp \$64*8,$len
jb .Less_than_64_16x
vpxord ($inp),$xd1,$xd1
vmovdqu32 $xd1,($out,$inp)
je .Ldone16x
vmovdqa32 $xa2,$xa0
lea 64($inp),$inp
cmp \$64*9,$len
jb .Less_than_64_16x
vpxord ($inp),$xa2,$xa2
vmovdqu32 $xa2,($out,$inp)
je .Ldone16x
vmovdqa32 $xb2,$xa0
lea 64($inp),$inp
cmp \$64*10,$len
jb .Less_than_64_16x
vpxord ($inp),$xb2,$xb2
vmovdqu32 $xb2,($out,$inp)
je .Ldone16x
vmovdqa32 $xc2,$xa0
lea 64($inp),$inp
cmp \$64*11,$len
jb .Less_than_64_16x
vpxord ($inp),$xc2,$xc2
vmovdqu32 $xc2,($out,$inp)
je .Ldone16x
vmovdqa32 $xd2,$xa0
lea 64($inp),$inp
cmp \$64*12,$len
jb .Less_than_64_16x
vpxord ($inp),$xd2,$xd2
vmovdqu32 $xd2,($out,$inp)
je .Ldone16x
vmovdqa32 $xa3,$xa0
lea 64($inp),$inp
cmp \$64*13,$len
jb .Less_than_64_16x
vpxord ($inp),$xa3,$xa3
vmovdqu32 $xa3,($out,$inp)
je .Ldone16x
vmovdqa32 $xb3,$xa0
lea 64($inp),$inp
cmp \$64*14,$len
jb .Less_than_64_16x
vpxord ($inp),$xb3,$xb3
vmovdqu32 $xb3,($out,$inp)
je .Ldone16x
vmovdqa32 $xc3,$xa0
lea 64($inp),$inp
cmp \$64*15,$len
jb .Less_than_64_16x
vpxord ($inp),$xc3,$xc3
vmovdqu32 $xc3,($out,$inp)
je .Ldone16x
vmovdqa32 $xd3,$xa0
lea 64($inp),$inp
.Less_than_64_16x:
vmovdqa32 $xa0,0x00(%rsp)
lea ($out,$inp),$out
and \$63,$len
.Loop_tail16x:
movzb ($inp,%r10),%eax
movzb (%rsp,%r10),%ecx
lea 1(%r10),%r10
xor %ecx,%eax
mov %al,-1($out,%r10)
dec $len
jnz .Loop_tail16x
vpxord $xa0,$xa0,$xa0
vmovdqa32 $xa0,0(%rsp)
.Ldone16x:
vzeroall
___
$code.=<<___ if ($win64);
movaps -0xa8(%r9),%xmm6
movaps -0x98(%r9),%xmm7
movaps -0x88(%r9),%xmm8
movaps -0x78(%r9),%xmm9
movaps -0x68(%r9),%xmm10
movaps -0x58(%r9),%xmm11
movaps -0x48(%r9),%xmm12
movaps -0x38(%r9),%xmm13
movaps -0x28(%r9),%xmm14
movaps -0x18(%r9),%xmm15
___
$code.=<<___;
lea (%r9),%rsp
.cfi_def_cfa_register %rsp
.L16x_epilogue:
ret
.cfi_endproc
.size ChaCha20_16x,.-ChaCha20_16x
___
# switch to %ymm domain
($xa0,$xa1,$xa2,$xa3, $xb0,$xb1,$xb2,$xb3,
$xc0,$xc1,$xc2,$xc3, $xd0,$xd1,$xd2,$xd3)=map("%ymm$_",(0..15));
@xx=($xa0,$xa1,$xa2,$xa3, $xb0,$xb1,$xb2,$xb3,
$xc0,$xc1,$xc2,$xc3, $xd0,$xd1,$xd2,$xd3);
@key=map("%ymm$_",(16..31));
($xt0,$xt1,$xt2,$xt3)=@key[0..3];
$code.=<<___;
.type ChaCha20_8xvl,\@function,5
.align 32
ChaCha20_8xvl:
.cfi_startproc
.LChaCha20_8xvl:
mov %rsp,%r9 # frame register
.cfi_def_cfa_register %r9
sub \$64+$xframe,%rsp
and \$-64,%rsp
___
$code.=<<___ if ($win64);
movaps %xmm6,-0xa8(%r9)
movaps %xmm7,-0x98(%r9)
movaps %xmm8,-0x88(%r9)
movaps %xmm9,-0x78(%r9)
movaps %xmm10,-0x68(%r9)
movaps %xmm11,-0x58(%r9)
movaps %xmm12,-0x48(%r9)
movaps %xmm13,-0x38(%r9)
movaps %xmm14,-0x28(%r9)
movaps %xmm15,-0x18(%r9)
.L8xvl_body:
___
$code.=<<___;
vzeroupper
lea .Lsigma(%rip),%r10
vbroadcasti128 (%r10),$xa3 # key[0]
vbroadcasti128 ($key),$xb3 # key[1]
vbroadcasti128 16($key),$xc3 # key[2]
vbroadcasti128 ($counter),$xd3 # key[3]
vpshufd \$0x00,$xa3,$xa0 # smash key by lanes...
vpshufd \$0x55,$xa3,$xa1
vpshufd \$0xaa,$xa3,$xa2
vpshufd \$0xff,$xa3,$xa3
vmovdqa64 $xa0,@key[0]
vmovdqa64 $xa1,@key[1]
vmovdqa64 $xa2,@key[2]
vmovdqa64 $xa3,@key[3]
vpshufd \$0x00,$xb3,$xb0
vpshufd \$0x55,$xb3,$xb1
vpshufd \$0xaa,$xb3,$xb2
vpshufd \$0xff,$xb3,$xb3
vmovdqa64 $xb0,@key[4]
vmovdqa64 $xb1,@key[5]
vmovdqa64 $xb2,@key[6]
vmovdqa64 $xb3,@key[7]
vpshufd \$0x00,$xc3,$xc0
vpshufd \$0x55,$xc3,$xc1
vpshufd \$0xaa,$xc3,$xc2
vpshufd \$0xff,$xc3,$xc3
vmovdqa64 $xc0,@key[8]
vmovdqa64 $xc1,@key[9]
vmovdqa64 $xc2,@key[10]
vmovdqa64 $xc3,@key[11]
vpshufd \$0x00,$xd3,$xd0
vpshufd \$0x55,$xd3,$xd1
vpshufd \$0xaa,$xd3,$xd2
vpshufd \$0xff,$xd3,$xd3
vpaddd .Lincy(%rip),$xd0,$xd0 # don't save counters yet
vmovdqa64 $xd0,@key[12]
vmovdqa64 $xd1,@key[13]
vmovdqa64 $xd2,@key[14]
vmovdqa64 $xd3,@key[15]
mov \$10,%eax
jmp .Loop8xvl
.align 32
.Loop_outer8xvl:
#vpbroadcastd 0(%r10),$xa0 # reload key
#vpbroadcastd 4(%r10),$xa1
vpbroadcastd 8(%r10),$xa2
vpbroadcastd 12(%r10),$xa3
vpaddd .Leight(%rip),@key[12],@key[12] # next SIMD counters
vmovdqa64 @key[4],$xb0
vmovdqa64 @key[5],$xb1
vmovdqa64 @key[6],$xb2
vmovdqa64 @key[7],$xb3
vmovdqa64 @key[8],$xc0
vmovdqa64 @key[9],$xc1
vmovdqa64 @key[10],$xc2
vmovdqa64 @key[11],$xc3
vmovdqa64 @key[12],$xd0
vmovdqa64 @key[13],$xd1
vmovdqa64 @key[14],$xd2
vmovdqa64 @key[15],$xd3
vmovdqa64 $xa0,@key[0]
vmovdqa64 $xa1,@key[1]
vmovdqa64 $xa2,@key[2]
vmovdqa64 $xa3,@key[3]
mov \$10,%eax
jmp .Loop8xvl
.align 32
.Loop8xvl:
___
foreach (&AVX512_lane_ROUND(0, 4, 8,12)) { eval; }
foreach (&AVX512_lane_ROUND(0, 5,10,15)) { eval; }
$code.=<<___;
dec %eax
jnz .Loop8xvl
vpaddd @key[0],$xa0,$xa0 # accumulate key
vpaddd @key[1],$xa1,$xa1
vpaddd @key[2],$xa2,$xa2
vpaddd @key[3],$xa3,$xa3
vpunpckldq $xa1,$xa0,$xt2 # "de-interlace" data
vpunpckldq $xa3,$xa2,$xt3
vpunpckhdq $xa1,$xa0,$xa0
vpunpckhdq $xa3,$xa2,$xa2
vpunpcklqdq $xt3,$xt2,$xa1 # "a0"
vpunpckhqdq $xt3,$xt2,$xt2 # "a1"
vpunpcklqdq $xa2,$xa0,$xa3 # "a2"
vpunpckhqdq $xa2,$xa0,$xa0 # "a3"
___
($xa0,$xa1,$xa2,$xa3,$xt2)=($xa1,$xt2,$xa3,$xa0,$xa2);
$code.=<<___;
vpaddd @key[4],$xb0,$xb0
vpaddd @key[5],$xb1,$xb1
vpaddd @key[6],$xb2,$xb2
vpaddd @key[7],$xb3,$xb3
vpunpckldq $xb1,$xb0,$xt2
vpunpckldq $xb3,$xb2,$xt3
vpunpckhdq $xb1,$xb0,$xb0
vpunpckhdq $xb3,$xb2,$xb2
vpunpcklqdq $xt3,$xt2,$xb1 # "b0"
vpunpckhqdq $xt3,$xt2,$xt2 # "b1"
vpunpcklqdq $xb2,$xb0,$xb3 # "b2"
vpunpckhqdq $xb2,$xb0,$xb0 # "b3"
___
($xb0,$xb1,$xb2,$xb3,$xt2)=($xb1,$xt2,$xb3,$xb0,$xb2);
$code.=<<___;
vshufi32x4 \$0,$xb0,$xa0,$xt3 # "de-interlace" further
vshufi32x4 \$3,$xb0,$xa0,$xb0
vshufi32x4 \$0,$xb1,$xa1,$xa0
vshufi32x4 \$3,$xb1,$xa1,$xb1
vshufi32x4 \$0,$xb2,$xa2,$xa1
vshufi32x4 \$3,$xb2,$xa2,$xb2
vshufi32x4 \$0,$xb3,$xa3,$xa2
vshufi32x4 \$3,$xb3,$xa3,$xb3
___
($xa0,$xa1,$xa2,$xa3,$xt3)=($xt3,$xa0,$xa1,$xa2,$xa3);
$code.=<<___;
vpaddd @key[8],$xc0,$xc0
vpaddd @key[9],$xc1,$xc1
vpaddd @key[10],$xc2,$xc2
vpaddd @key[11],$xc3,$xc3
vpunpckldq $xc1,$xc0,$xt2
vpunpckldq $xc3,$xc2,$xt3
vpunpckhdq $xc1,$xc0,$xc0
vpunpckhdq $xc3,$xc2,$xc2
vpunpcklqdq $xt3,$xt2,$xc1 # "c0"
vpunpckhqdq $xt3,$xt2,$xt2 # "c1"
vpunpcklqdq $xc2,$xc0,$xc3 # "c2"
vpunpckhqdq $xc2,$xc0,$xc0 # "c3"
___
($xc0,$xc1,$xc2,$xc3,$xt2)=($xc1,$xt2,$xc3,$xc0,$xc2);
$code.=<<___;
vpaddd @key[12],$xd0,$xd0
vpaddd @key[13],$xd1,$xd1
vpaddd @key[14],$xd2,$xd2
vpaddd @key[15],$xd3,$xd3
vpunpckldq $xd1,$xd0,$xt2
vpunpckldq $xd3,$xd2,$xt3
vpunpckhdq $xd1,$xd0,$xd0
vpunpckhdq $xd3,$xd2,$xd2
vpunpcklqdq $xt3,$xt2,$xd1 # "d0"
vpunpckhqdq $xt3,$xt2,$xt2 # "d1"
vpunpcklqdq $xd2,$xd0,$xd3 # "d2"
vpunpckhqdq $xd2,$xd0,$xd0 # "d3"
___
($xd0,$xd1,$xd2,$xd3,$xt2)=($xd1,$xt2,$xd3,$xd0,$xd2);
$code.=<<___;
vperm2i128 \$0x20,$xd0,$xc0,$xt3 # "de-interlace" further
vperm2i128 \$0x31,$xd0,$xc0,$xd0
vperm2i128 \$0x20,$xd1,$xc1,$xc0
vperm2i128 \$0x31,$xd1,$xc1,$xd1
vperm2i128 \$0x20,$xd2,$xc2,$xc1
vperm2i128 \$0x31,$xd2,$xc2,$xd2
vperm2i128 \$0x20,$xd3,$xc3,$xc2
vperm2i128 \$0x31,$xd3,$xc3,$xd3
___
($xc0,$xc1,$xc2,$xc3,$xt3)=($xt3,$xc0,$xc1,$xc2,$xc3);
($xb0,$xb1,$xb2,$xb3,$xc0,$xc1,$xc2,$xc3)=
($xc0,$xc1,$xc2,$xc3,$xb0,$xb1,$xb2,$xb3);
$code.=<<___;
cmp \$64*8,$len
jb .Ltail8xvl
mov \$0x80,%eax # size optimization
vpxord 0x00($inp),$xa0,$xa0 # xor with input
vpxor 0x20($inp),$xb0,$xb0
vpxor 0x40($inp),$xc0,$xc0
vpxor 0x60($inp),$xd0,$xd0
lea ($inp,%rax),$inp # size optimization
vmovdqu32 $xa0,0x00($out)
vmovdqu $xb0,0x20($out)
vmovdqu $xc0,0x40($out)
vmovdqu $xd0,0x60($out)
lea ($out,%rax),$out # size optimization
vpxor 0x00($inp),$xa1,$xa1
vpxor 0x20($inp),$xb1,$xb1
vpxor 0x40($inp),$xc1,$xc1
vpxor 0x60($inp),$xd1,$xd1
lea ($inp,%rax),$inp # size optimization
vmovdqu $xa1,0x00($out)
vmovdqu $xb1,0x20($out)
vmovdqu $xc1,0x40($out)
vmovdqu $xd1,0x60($out)
lea ($out,%rax),$out # size optimization
vpxord 0x00($inp),$xa2,$xa2
vpxor 0x20($inp),$xb2,$xb2
vpxor 0x40($inp),$xc2,$xc2
vpxor 0x60($inp),$xd2,$xd2
lea ($inp,%rax),$inp # size optimization
vmovdqu32 $xa2,0x00($out)
vmovdqu $xb2,0x20($out)
vmovdqu $xc2,0x40($out)
vmovdqu $xd2,0x60($out)
lea ($out,%rax),$out # size optimization
vpxor 0x00($inp),$xa3,$xa3
vpxor 0x20($inp),$xb3,$xb3
vpxor 0x40($inp),$xc3,$xc3
vpxor 0x60($inp),$xd3,$xd3
lea ($inp,%rax),$inp # size optimization
vmovdqu $xa3,0x00($out)
vmovdqu $xb3,0x20($out)
vmovdqu $xc3,0x40($out)
vmovdqu $xd3,0x60($out)
lea ($out,%rax),$out # size optimization
vpbroadcastd 0(%r10),%ymm0 # reload key
vpbroadcastd 4(%r10),%ymm1
sub \$64*8,$len
jnz .Loop_outer8xvl
jmp .Ldone8xvl
.align 32
.Ltail8xvl:
vmovdqa64 $xa0,%ymm8 # size optimization
___
$xa0 = "%ymm8";
$code.=<<___;
xor %r10,%r10
sub $inp,$out
cmp \$64*1,$len
jb .Less_than_64_8xvl
vpxor 0x00($inp),$xa0,$xa0 # xor with input
vpxor 0x20($inp),$xb0,$xb0
vmovdqu $xa0,0x00($out,$inp)
vmovdqu $xb0,0x20($out,$inp)
je .Ldone8xvl
vmovdqa $xc0,$xa0
vmovdqa $xd0,$xb0
lea 64($inp),$inp
cmp \$64*2,$len
jb .Less_than_64_8xvl
vpxor 0x00($inp),$xc0,$xc0
vpxor 0x20($inp),$xd0,$xd0
vmovdqu $xc0,0x00($out,$inp)
vmovdqu $xd0,0x20($out,$inp)
je .Ldone8xvl
vmovdqa $xa1,$xa0
vmovdqa $xb1,$xb0
lea 64($inp),$inp
cmp \$64*3,$len
jb .Less_than_64_8xvl
vpxor 0x00($inp),$xa1,$xa1
vpxor 0x20($inp),$xb1,$xb1
vmovdqu $xa1,0x00($out,$inp)
vmovdqu $xb1,0x20($out,$inp)
je .Ldone8xvl
vmovdqa $xc1,$xa0
vmovdqa $xd1,$xb0
lea 64($inp),$inp
cmp \$64*4,$len
jb .Less_than_64_8xvl
vpxor 0x00($inp),$xc1,$xc1
vpxor 0x20($inp),$xd1,$xd1
vmovdqu $xc1,0x00($out,$inp)
vmovdqu $xd1,0x20($out,$inp)
je .Ldone8xvl
vmovdqa32 $xa2,$xa0
vmovdqa $xb2,$xb0
lea 64($inp),$inp
cmp \$64*5,$len
jb .Less_than_64_8xvl
vpxord 0x00($inp),$xa2,$xa2
vpxor 0x20($inp),$xb2,$xb2
vmovdqu32 $xa2,0x00($out,$inp)
vmovdqu $xb2,0x20($out,$inp)
je .Ldone8xvl
vmovdqa $xc2,$xa0
vmovdqa $xd2,$xb0
lea 64($inp),$inp
cmp \$64*6,$len
jb .Less_than_64_8xvl
vpxor 0x00($inp),$xc2,$xc2
vpxor 0x20($inp),$xd2,$xd2
vmovdqu $xc2,0x00($out,$inp)
vmovdqu $xd2,0x20($out,$inp)
je .Ldone8xvl
vmovdqa $xa3,$xa0
vmovdqa $xb3,$xb0
lea 64($inp),$inp
cmp \$64*7,$len
jb .Less_than_64_8xvl
vpxor 0x00($inp),$xa3,$xa3
vpxor 0x20($inp),$xb3,$xb3
vmovdqu $xa3,0x00($out,$inp)
vmovdqu $xb3,0x20($out,$inp)
je .Ldone8xvl
vmovdqa $xc3,$xa0
vmovdqa $xd3,$xb0
lea 64($inp),$inp
.Less_than_64_8xvl:
vmovdqa $xa0,0x00(%rsp)
vmovdqa $xb0,0x20(%rsp)
lea ($out,$inp),$out
and \$63,$len
.Loop_tail8xvl:
movzb ($inp,%r10),%eax
movzb (%rsp,%r10),%ecx
lea 1(%r10),%r10
xor %ecx,%eax
mov %al,-1($out,%r10)
dec $len
jnz .Loop_tail8xvl
vpxor $xa0,$xa0,$xa0
vmovdqa $xa0,0x00(%rsp)
vmovdqa $xa0,0x20(%rsp)
.Ldone8xvl:
vzeroall
___
$code.=<<___ if ($win64);
movaps -0xa8(%r9),%xmm6
movaps -0x98(%r9),%xmm7
movaps -0x88(%r9),%xmm8
movaps -0x78(%r9),%xmm9
movaps -0x68(%r9),%xmm10
movaps -0x58(%r9),%xmm11
movaps -0x48(%r9),%xmm12
movaps -0x38(%r9),%xmm13
movaps -0x28(%r9),%xmm14
movaps -0x18(%r9),%xmm15
___
$code.=<<___;
lea (%r9),%rsp
.cfi_def_cfa_register %rsp
.L8xvl_epilogue:
ret
.cfi_endproc
.size ChaCha20_8xvl,.-ChaCha20_8xvl
___
}
# EXCEPTION_DISPOSITION handler (EXCEPTION_RECORD *rec,ULONG64 frame,
# CONTEXT *context,DISPATCHER_CONTEXT *disp)
if ($win64) {
$rec="%rcx";
$frame="%rdx";
$context="%r8";
$disp="%r9";
$code.=<<___;
.extern __imp_RtlVirtualUnwind
.type se_handler,\@abi-omnipotent
.align 16
se_handler:
push %rsi
push %rdi
push %rbx
push %rbp
push %r12
push %r13
push %r14
push %r15
pushfq
sub \$64,%rsp
mov 120($context),%rax # pull context->Rax
mov 248($context),%rbx # pull context->Rip
mov 8($disp),%rsi # disp->ImageBase
mov 56($disp),%r11 # disp->HandlerData
lea .Lctr32_body(%rip),%r10
cmp %r10,%rbx # context->Rip<.Lprologue
jb .Lcommon_seh_tail
mov 152($context),%rax # pull context->Rsp
lea .Lno_data(%rip),%r10 # epilogue label
cmp %r10,%rbx # context->Rip>=.Lepilogue
jae .Lcommon_seh_tail
lea 64+24+48(%rax),%rax
mov -8(%rax),%rbx
mov -16(%rax),%rbp
mov -24(%rax),%r12
mov -32(%rax),%r13
mov -40(%rax),%r14
mov -48(%rax),%r15
mov %rbx,144($context) # restore context->Rbx
mov %rbp,160($context) # restore context->Rbp
mov %r12,216($context) # restore context->R12
mov %r13,224($context) # restore context->R13
mov %r14,232($context) # restore context->R14
mov %r15,240($context) # restore context->R14
.Lcommon_seh_tail:
mov 8(%rax),%rdi
mov 16(%rax),%rsi
mov %rax,152($context) # restore context->Rsp
mov %rsi,168($context) # restore context->Rsi
mov %rdi,176($context) # restore context->Rdi
mov 40($disp),%rdi # disp->ContextRecord
mov $context,%rsi # context
mov \$154,%ecx # sizeof(CONTEXT)
.long 0xa548f3fc # cld; rep movsq
mov $disp,%rsi
xor %rcx,%rcx # arg1, UNW_FLAG_NHANDLER
mov 8(%rsi),%rdx # arg2, disp->ImageBase
mov 0(%rsi),%r8 # arg3, disp->ControlPc
mov 16(%rsi),%r9 # arg4, disp->FunctionEntry
mov 40(%rsi),%r10 # disp->ContextRecord
lea 56(%rsi),%r11 # &disp->HandlerData
lea 24(%rsi),%r12 # &disp->EstablisherFrame
mov %r10,32(%rsp) # arg5
mov %r11,40(%rsp) # arg6
mov %r12,48(%rsp) # arg7
mov %rcx,56(%rsp) # arg8, (NULL)
call *__imp_RtlVirtualUnwind(%rip)
mov \$1,%eax # ExceptionContinueSearch
add \$64,%rsp
popfq
pop %r15
pop %r14
pop %r13
pop %r12
pop %rbp
pop %rbx
pop %rdi
pop %rsi
ret
.size se_handler,.-se_handler
.type ssse3_handler,\@abi-omnipotent
.align 16
ssse3_handler:
push %rsi
push %rdi
push %rbx
push %rbp
push %r12
push %r13
push %r14
push %r15
pushfq
sub \$64,%rsp
mov 120($context),%rax # pull context->Rax
mov 248($context),%rbx # pull context->Rip
mov 8($disp),%rsi # disp->ImageBase
mov 56($disp),%r11 # disp->HandlerData
mov 0(%r11),%r10d # HandlerData[0]
lea (%rsi,%r10),%r10 # prologue label
cmp %r10,%rbx # context->Rip<prologue label
jb .Lcommon_seh_tail
mov 192($context),%rax # pull context->R9
mov 4(%r11),%r10d # HandlerData[1]
lea (%rsi,%r10),%r10 # epilogue label
cmp %r10,%rbx # context->Rip>=epilogue label
jae .Lcommon_seh_tail
lea -0x28(%rax),%rsi
lea 512($context),%rdi # &context.Xmm6
mov \$4,%ecx
.long 0xa548f3fc # cld; rep movsq
jmp .Lcommon_seh_tail
.size ssse3_handler,.-ssse3_handler
.type full_handler,\@abi-omnipotent
.align 16
full_handler:
push %rsi
push %rdi
push %rbx
push %rbp
push %r12
push %r13
push %r14
push %r15
pushfq
sub \$64,%rsp
mov 120($context),%rax # pull context->Rax
mov 248($context),%rbx # pull context->Rip
mov 8($disp),%rsi # disp->ImageBase
mov 56($disp),%r11 # disp->HandlerData
mov 0(%r11),%r10d # HandlerData[0]
lea (%rsi,%r10),%r10 # prologue label
cmp %r10,%rbx # context->Rip<prologue label
jb .Lcommon_seh_tail
mov 192($context),%rax # pull context->R9
mov 4(%r11),%r10d # HandlerData[1]
lea (%rsi,%r10),%r10 # epilogue label
cmp %r10,%rbx # context->Rip>=epilogue label
jae .Lcommon_seh_tail
lea -0xa8(%rax),%rsi
lea 512($context),%rdi # &context.Xmm6
mov \$20,%ecx
.long 0xa548f3fc # cld; rep movsq
jmp .Lcommon_seh_tail
.size full_handler,.-full_handler
.section .pdata
.align 4
.rva .LSEH_begin_ChaCha20_ctr32
.rva .LSEH_end_ChaCha20_ctr32
.rva .LSEH_info_ChaCha20_ctr32
.rva .LSEH_begin_ChaCha20_ssse3
.rva .LSEH_end_ChaCha20_ssse3
.rva .LSEH_info_ChaCha20_ssse3
.rva .LSEH_begin_ChaCha20_4x
.rva .LSEH_end_ChaCha20_4x
.rva .LSEH_info_ChaCha20_4x
___
$code.=<<___ if ($avx);
.rva .LSEH_begin_ChaCha20_4xop
.rva .LSEH_end_ChaCha20_4xop
.rva .LSEH_info_ChaCha20_4xop
___
$code.=<<___ if ($avx>1);
.rva .LSEH_begin_ChaCha20_8x
.rva .LSEH_end_ChaCha20_8x
.rva .LSEH_info_ChaCha20_8x
___
$code.=<<___ if ($avx>2);
.rva .LSEH_begin_ChaCha20_avx512
.rva .LSEH_end_ChaCha20_avx512
.rva .LSEH_info_ChaCha20_avx512
.rva .LSEH_begin_ChaCha20_avx512vl
.rva .LSEH_end_ChaCha20_avx512vl
.rva .LSEH_info_ChaCha20_avx512vl
.rva .LSEH_begin_ChaCha20_16x
.rva .LSEH_end_ChaCha20_16x
.rva .LSEH_info_ChaCha20_16x
.rva .LSEH_begin_ChaCha20_8xvl
.rva .LSEH_end_ChaCha20_8xvl
.rva .LSEH_info_ChaCha20_8xvl
___
$code.=<<___;
.section .xdata
.align 8
.LSEH_info_ChaCha20_ctr32:
.byte 9,0,0,0
.rva se_handler
.LSEH_info_ChaCha20_ssse3:
.byte 9,0,0,0
.rva ssse3_handler
.rva .Lssse3_body,.Lssse3_epilogue
.LSEH_info_ChaCha20_4x:
.byte 9,0,0,0
.rva full_handler
.rva .L4x_body,.L4x_epilogue
___
$code.=<<___ if ($avx);
.LSEH_info_ChaCha20_4xop:
.byte 9,0,0,0
.rva full_handler
.rva .L4xop_body,.L4xop_epilogue # HandlerData[]
___
$code.=<<___ if ($avx>1);
.LSEH_info_ChaCha20_8x:
.byte 9,0,0,0
.rva full_handler
.rva .L8x_body,.L8x_epilogue # HandlerData[]
___
$code.=<<___ if ($avx>2);
.LSEH_info_ChaCha20_avx512:
.byte 9,0,0,0
.rva ssse3_handler
.rva .Lavx512_body,.Lavx512_epilogue # HandlerData[]
.LSEH_info_ChaCha20_avx512vl:
.byte 9,0,0,0
.rva ssse3_handler
.rva .Lavx512vl_body,.Lavx512vl_epilogue # HandlerData[]
.LSEH_info_ChaCha20_16x:
.byte 9,0,0,0
.rva full_handler
.rva .L16x_body,.L16x_epilogue # HandlerData[]
.LSEH_info_ChaCha20_8xvl:
.byte 9,0,0,0
.rva full_handler
.rva .L8xvl_body,.L8xvl_epilogue # HandlerData[]
___
}
foreach (split("\n",$code)) {
s/\`([^\`]*)\`/eval $1/ge;
s/%x#%[yz]/%x/g; # "down-shift"
print $_,"\n";
}