fd38836ba8
Reviewed-by: Richard Levitte <levitte@openssl.org> (Merged from https://github.com/openssl/openssl/pull/6538)
2080 lines
55 KiB
Raku
Executable file
2080 lines
55 KiB
Raku
Executable file
#! /usr/bin/env perl
|
|
# Copyright 2014-2018 The OpenSSL Project Authors. All Rights Reserved.
|
|
# Copyright (c) 2014, Intel Corporation. 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
|
|
#
|
|
# Originally written by Shay Gueron (1, 2), and Vlad Krasnov (1)
|
|
# (1) Intel Corporation, Israel Development Center, Haifa, Israel
|
|
# (2) University of Haifa, Israel
|
|
#
|
|
# Reference:
|
|
# S.Gueron and V.Krasnov, "Fast Prime Field Elliptic Curve Cryptography with
|
|
# 256 Bit Primes"
|
|
|
|
$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 $xlate) or
|
|
die "can't locate x86_64-xlate.pl";
|
|
|
|
open OUT,"| \"$^X\" $xlate $flavour $output";
|
|
*STDOUT=*OUT;
|
|
|
|
if (`$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);
|
|
$addx = ($1>=2.23);
|
|
}
|
|
|
|
if (!$addx && $win64 && ($flavour =~ /nasm/ || $ENV{ASM} =~ /nasm/) &&
|
|
`nasm -v 2>&1` =~ /NASM version ([2-9]\.[0-9]+)/) {
|
|
$avx = ($1>=2.09) + ($1>=2.10);
|
|
$addx = ($1>=2.10);
|
|
}
|
|
|
|
if (!$addx && $win64 && ($flavour =~ /masm/ || $ENV{ASM} =~ /ml64/) &&
|
|
`ml64 2>&1` =~ /Version ([0-9]+)\./) {
|
|
$avx = ($1>=10) + ($1>=11);
|
|
$addx = ($1>=12);
|
|
}
|
|
|
|
if (!$addx && `$ENV{CC} -v 2>&1` =~ /((?:^clang|LLVM) version|based on LLVM) ([3-9])\.([0-9]+)/) {
|
|
my $ver = $2 + $3/100.0; # 3.1->3.01, 3.10->3.10
|
|
$avx = ($ver>=3.0) + ($ver>=3.01);
|
|
$addx = ($ver>=3.03);
|
|
}
|
|
|
|
if ($avx>=2) {{
|
|
$digit_size = "\$29";
|
|
$n_digits = "\$9";
|
|
|
|
$code.=<<___;
|
|
.text
|
|
|
|
.align 64
|
|
.LAVX2_AND_MASK:
|
|
.LAVX2_POLY:
|
|
.quad 0x1fffffff, 0x1fffffff, 0x1fffffff, 0x1fffffff
|
|
.quad 0x1fffffff, 0x1fffffff, 0x1fffffff, 0x1fffffff
|
|
.quad 0x1fffffff, 0x1fffffff, 0x1fffffff, 0x1fffffff
|
|
.quad 0x000001ff, 0x000001ff, 0x000001ff, 0x000001ff
|
|
.quad 0x00000000, 0x00000000, 0x00000000, 0x00000000
|
|
.quad 0x00000000, 0x00000000, 0x00000000, 0x00000000
|
|
.quad 0x00040000, 0x00040000, 0x00040000, 0x00040000
|
|
.quad 0x1fe00000, 0x1fe00000, 0x1fe00000, 0x1fe00000
|
|
.quad 0x00ffffff, 0x00ffffff, 0x00ffffff, 0x00ffffff
|
|
|
|
.LAVX2_POLY_x2:
|
|
.quad 0x7FFFFFFC, 0x7FFFFFFC, 0x7FFFFFFC, 0x7FFFFFFC
|
|
.quad 0x7FFFFFFC, 0x7FFFFFFC, 0x7FFFFFFC, 0x7FFFFFFC
|
|
.quad 0x7FFFFFFC, 0x7FFFFFFC, 0x7FFFFFFC, 0x7FFFFFFC
|
|
.quad 0x400007FC, 0x400007FC, 0x400007FC, 0x400007FC
|
|
.quad 0x3FFFFFFE, 0x3FFFFFFE, 0x3FFFFFFE, 0x3FFFFFFE
|
|
.quad 0x3FFFFFFE, 0x3FFFFFFE, 0x3FFFFFFE, 0x3FFFFFFE
|
|
.quad 0x400FFFFE, 0x400FFFFE, 0x400FFFFE, 0x400FFFFE
|
|
.quad 0x7F7FFFFE, 0x7F7FFFFE, 0x7F7FFFFE, 0x7F7FFFFE
|
|
.quad 0x03FFFFFC, 0x03FFFFFC, 0x03FFFFFC, 0x03FFFFFC
|
|
|
|
.LAVX2_POLY_x8:
|
|
.quad 0xFFFFFFF8, 0xFFFFFFF8, 0xFFFFFFF8, 0xFFFFFFF8
|
|
.quad 0xFFFFFFF8, 0xFFFFFFF8, 0xFFFFFFF8, 0xFFFFFFF8
|
|
.quad 0xFFFFFFF8, 0xFFFFFFF8, 0xFFFFFFF8, 0xFFFFFFF8
|
|
.quad 0x80000FF8, 0x80000FF8, 0x80000FF8, 0x80000FF8
|
|
.quad 0x7FFFFFFC, 0x7FFFFFFC, 0x7FFFFFFC, 0x7FFFFFFC
|
|
.quad 0x7FFFFFFC, 0x7FFFFFFC, 0x7FFFFFFC, 0x7FFFFFFC
|
|
.quad 0x801FFFFC, 0x801FFFFC, 0x801FFFFC, 0x801FFFFC
|
|
.quad 0xFEFFFFFC, 0xFEFFFFFC, 0xFEFFFFFC, 0xFEFFFFFC
|
|
.quad 0x07FFFFF8, 0x07FFFFF8, 0x07FFFFF8, 0x07FFFFF8
|
|
|
|
.LONE:
|
|
.quad 0x00000020, 0x00000020, 0x00000020, 0x00000020
|
|
.quad 0x00000000, 0x00000000, 0x00000000, 0x00000000
|
|
.quad 0x00000000, 0x00000000, 0x00000000, 0x00000000
|
|
.quad 0x1fffc000, 0x1fffc000, 0x1fffc000, 0x1fffc000
|
|
.quad 0x1fffffff, 0x1fffffff, 0x1fffffff, 0x1fffffff
|
|
.quad 0x1fffffff, 0x1fffffff, 0x1fffffff, 0x1fffffff
|
|
.quad 0x1f7fffff, 0x1f7fffff, 0x1f7fffff, 0x1f7fffff
|
|
.quad 0x03ffffff, 0x03ffffff, 0x03ffffff, 0x03ffffff
|
|
.quad 0x00000000, 0x00000000, 0x00000000, 0x00000000
|
|
|
|
# RR = 2^266 mod p in AVX2 format, to transform from the native OpenSSL
|
|
# Montgomery form (*2^256) to our format (*2^261)
|
|
|
|
.LTO_MONT_AVX2:
|
|
.quad 0x00000400, 0x00000400, 0x00000400, 0x00000400
|
|
.quad 0x00000000, 0x00000000, 0x00000000, 0x00000000
|
|
.quad 0x00000000, 0x00000000, 0x00000000, 0x00000000
|
|
.quad 0x1ff80000, 0x1ff80000, 0x1ff80000, 0x1ff80000
|
|
.quad 0x1fffffff, 0x1fffffff, 0x1fffffff, 0x1fffffff
|
|
.quad 0x1fffffff, 0x1fffffff, 0x1fffffff, 0x1fffffff
|
|
.quad 0x0fffffff, 0x0fffffff, 0x0fffffff, 0x0fffffff
|
|
.quad 0x1fffffff, 0x1fffffff, 0x1fffffff, 0x1fffffff
|
|
.quad 0x00000003, 0x00000003, 0x00000003, 0x00000003
|
|
|
|
.LFROM_MONT_AVX2:
|
|
.quad 0x00000001, 0x00000001, 0x00000001, 0x00000001
|
|
.quad 0x00000000, 0x00000000, 0x00000000, 0x00000000
|
|
.quad 0x00000000, 0x00000000, 0x00000000, 0x00000000
|
|
.quad 0x1ffffe00, 0x1ffffe00, 0x1ffffe00, 0x1ffffe00
|
|
.quad 0x1fffffff, 0x1fffffff, 0x1fffffff, 0x1fffffff
|
|
.quad 0x1fffffff, 0x1fffffff, 0x1fffffff, 0x1fffffff
|
|
.quad 0x1ffbffff, 0x1ffbffff, 0x1ffbffff, 0x1ffbffff
|
|
.quad 0x001fffff, 0x001fffff, 0x001fffff, 0x001fffff
|
|
.quad 0x00000000, 0x00000000, 0x00000000, 0x00000000
|
|
|
|
.LIntOne:
|
|
.long 1,1,1,1,1,1,1,1
|
|
___
|
|
|
|
{
|
|
# This function receives a pointer to an array of four affine points
|
|
# (X, Y, <1>) and rearranges the data for AVX2 execution, while
|
|
# converting it to 2^29 radix redundant form
|
|
|
|
my ($X0,$X1,$X2,$X3, $Y0,$Y1,$Y2,$Y3,
|
|
$T0,$T1,$T2,$T3, $T4,$T5,$T6,$T7)=map("%ymm$_",(0..15));
|
|
|
|
$code.=<<___;
|
|
.globl ecp_nistz256_avx2_transpose_convert
|
|
.type ecp_nistz256_avx2_transpose_convert,\@function,2
|
|
.align 64
|
|
ecp_nistz256_avx2_transpose_convert:
|
|
vzeroupper
|
|
___
|
|
$code.=<<___ if ($win64);
|
|
lea -8-16*10(%rsp), %rsp
|
|
vmovaps %xmm6, -8-16*10(%rax)
|
|
vmovaps %xmm7, -8-16*9(%rax)
|
|
vmovaps %xmm8, -8-16*8(%rax)
|
|
vmovaps %xmm9, -8-16*7(%rax)
|
|
vmovaps %xmm10, -8-16*6(%rax)
|
|
vmovaps %xmm11, -8-16*5(%rax)
|
|
vmovaps %xmm12, -8-16*4(%rax)
|
|
vmovaps %xmm13, -8-16*3(%rax)
|
|
vmovaps %xmm14, -8-16*2(%rax)
|
|
vmovaps %xmm15, -8-16*1(%rax)
|
|
___
|
|
$code.=<<___;
|
|
# Load the data
|
|
vmovdqa 32*0(%rsi), $X0
|
|
lea 112(%rsi), %rax # size optimization
|
|
vmovdqa 32*1(%rsi), $Y0
|
|
lea .LAVX2_AND_MASK(%rip), %rdx
|
|
vmovdqa 32*2(%rsi), $X1
|
|
vmovdqa 32*3(%rsi), $Y1
|
|
vmovdqa 32*4-112(%rax), $X2
|
|
vmovdqa 32*5-112(%rax), $Y2
|
|
vmovdqa 32*6-112(%rax), $X3
|
|
vmovdqa 32*7-112(%rax), $Y3
|
|
|
|
# Transpose X and Y independently
|
|
vpunpcklqdq $X1, $X0, $T0 # T0 = [B2 A2 B0 A0]
|
|
vpunpcklqdq $X3, $X2, $T1 # T1 = [D2 C2 D0 C0]
|
|
vpunpckhqdq $X1, $X0, $T2 # T2 = [B3 A3 B1 A1]
|
|
vpunpckhqdq $X3, $X2, $T3 # T3 = [D3 C3 D1 C1]
|
|
|
|
vpunpcklqdq $Y1, $Y0, $T4
|
|
vpunpcklqdq $Y3, $Y2, $T5
|
|
vpunpckhqdq $Y1, $Y0, $T6
|
|
vpunpckhqdq $Y3, $Y2, $T7
|
|
|
|
vperm2i128 \$0x20, $T1, $T0, $X0 # X0 = [D0 C0 B0 A0]
|
|
vperm2i128 \$0x20, $T3, $T2, $X1 # X1 = [D1 C1 B1 A1]
|
|
vperm2i128 \$0x31, $T1, $T0, $X2 # X2 = [D2 C2 B2 A2]
|
|
vperm2i128 \$0x31, $T3, $T2, $X3 # X3 = [D3 C3 B3 A3]
|
|
|
|
vperm2i128 \$0x20, $T5, $T4, $Y0
|
|
vperm2i128 \$0x20, $T7, $T6, $Y1
|
|
vperm2i128 \$0x31, $T5, $T4, $Y2
|
|
vperm2i128 \$0x31, $T7, $T6, $Y3
|
|
vmovdqa (%rdx), $T7
|
|
|
|
vpand (%rdx), $X0, $T0 # out[0] = in[0] & mask;
|
|
vpsrlq \$29, $X0, $X0
|
|
vpand $T7, $X0, $T1 # out[1] = (in[0] >> shift) & mask;
|
|
vpsrlq \$29, $X0, $X0
|
|
vpsllq \$6, $X1, $T2
|
|
vpxor $X0, $T2, $T2
|
|
vpand $T7, $T2, $T2 # out[2] = ((in[0] >> (shift*2)) ^ (in[1] << (64-shift*2))) & mask;
|
|
vpsrlq \$23, $X1, $X1
|
|
vpand $T7, $X1, $T3 # out[3] = (in[1] >> ((shift*3)%64)) & mask;
|
|
vpsrlq \$29, $X1, $X1
|
|
vpsllq \$12, $X2, $T4
|
|
vpxor $X1, $T4, $T4
|
|
vpand $T7, $T4, $T4 # out[4] = ((in[1] >> ((shift*4)%64)) ^ (in[2] << (64*2-shift*4))) & mask;
|
|
vpsrlq \$17, $X2, $X2
|
|
vpand $T7, $X2, $T5 # out[5] = (in[2] >> ((shift*5)%64)) & mask;
|
|
vpsrlq \$29, $X2, $X2
|
|
vpsllq \$18, $X3, $T6
|
|
vpxor $X2, $T6, $T6
|
|
vpand $T7, $T6, $T6 # out[6] = ((in[2] >> ((shift*6)%64)) ^ (in[3] << (64*3-shift*6))) & mask;
|
|
vpsrlq \$11, $X3, $X3
|
|
vmovdqa $T0, 32*0(%rdi)
|
|
lea 112(%rdi), %rax # size optimization
|
|
vpand $T7, $X3, $T0 # out[7] = (in[3] >> ((shift*7)%64)) & mask;
|
|
vpsrlq \$29, $X3, $X3 # out[8] = (in[3] >> ((shift*8)%64)) & mask;
|
|
|
|
vmovdqa $T1, 32*1(%rdi)
|
|
vmovdqa $T2, 32*2(%rdi)
|
|
vmovdqa $T3, 32*3(%rdi)
|
|
vmovdqa $T4, 32*4-112(%rax)
|
|
vmovdqa $T5, 32*5-112(%rax)
|
|
vmovdqa $T6, 32*6-112(%rax)
|
|
vmovdqa $T0, 32*7-112(%rax)
|
|
vmovdqa $X3, 32*8-112(%rax)
|
|
lea 448(%rdi), %rax # size optimization
|
|
|
|
vpand $T7, $Y0, $T0 # out[0] = in[0] & mask;
|
|
vpsrlq \$29, $Y0, $Y0
|
|
vpand $T7, $Y0, $T1 # out[1] = (in[0] >> shift) & mask;
|
|
vpsrlq \$29, $Y0, $Y0
|
|
vpsllq \$6, $Y1, $T2
|
|
vpxor $Y0, $T2, $T2
|
|
vpand $T7, $T2, $T2 # out[2] = ((in[0] >> (shift*2)) ^ (in[1] << (64-shift*2))) & mask;
|
|
vpsrlq \$23, $Y1, $Y1
|
|
vpand $T7, $Y1, $T3 # out[3] = (in[1] >> ((shift*3)%64)) & mask;
|
|
vpsrlq \$29, $Y1, $Y1
|
|
vpsllq \$12, $Y2, $T4
|
|
vpxor $Y1, $T4, $T4
|
|
vpand $T7, $T4, $T4 # out[4] = ((in[1] >> ((shift*4)%64)) ^ (in[2] << (64*2-shift*4))) & mask;
|
|
vpsrlq \$17, $Y2, $Y2
|
|
vpand $T7, $Y2, $T5 # out[5] = (in[2] >> ((shift*5)%64)) & mask;
|
|
vpsrlq \$29, $Y2, $Y2
|
|
vpsllq \$18, $Y3, $T6
|
|
vpxor $Y2, $T6, $T6
|
|
vpand $T7, $T6, $T6 # out[6] = ((in[2] >> ((shift*6)%64)) ^ (in[3] << (64*3-shift*6))) & mask;
|
|
vpsrlq \$11, $Y3, $Y3
|
|
vmovdqa $T0, 32*9-448(%rax)
|
|
vpand $T7, $Y3, $T0 # out[7] = (in[3] >> ((shift*7)%64)) & mask;
|
|
vpsrlq \$29, $Y3, $Y3 # out[8] = (in[3] >> ((shift*8)%64)) & mask;
|
|
|
|
vmovdqa $T1, 32*10-448(%rax)
|
|
vmovdqa $T2, 32*11-448(%rax)
|
|
vmovdqa $T3, 32*12-448(%rax)
|
|
vmovdqa $T4, 32*13-448(%rax)
|
|
vmovdqa $T5, 32*14-448(%rax)
|
|
vmovdqa $T6, 32*15-448(%rax)
|
|
vmovdqa $T0, 32*16-448(%rax)
|
|
vmovdqa $Y3, 32*17-448(%rax)
|
|
|
|
vzeroupper
|
|
___
|
|
$code.=<<___ if ($win64);
|
|
movaps 16*0(%rsp), %xmm6
|
|
movaps 16*1(%rsp), %xmm7
|
|
movaps 16*2(%rsp), %xmm8
|
|
movaps 16*3(%rsp), %xmm9
|
|
movaps 16*4(%rsp), %xmm10
|
|
movaps 16*5(%rsp), %xmm11
|
|
movaps 16*6(%rsp), %xmm12
|
|
movaps 16*7(%rsp), %xmm13
|
|
movaps 16*8(%rsp), %xmm14
|
|
movaps 16*9(%rsp), %xmm15
|
|
lea 8+16*10(%rsp), %rsp
|
|
___
|
|
$code.=<<___;
|
|
ret
|
|
.size ecp_nistz256_avx2_transpose_convert,.-ecp_nistz256_avx2_transpose_convert
|
|
___
|
|
}
|
|
{
|
|
################################################################################
|
|
# This function receives a pointer to an array of four AVX2 formatted points
|
|
# (X, Y, Z) convert the data to normal representation, and rearranges the data
|
|
|
|
my ($D0,$D1,$D2,$D3, $D4,$D5,$D6,$D7, $D8)=map("%ymm$_",(0..8));
|
|
my ($T0,$T1,$T2,$T3, $T4,$T5,$T6)=map("%ymm$_",(9..15));
|
|
|
|
$code.=<<___;
|
|
|
|
.globl ecp_nistz256_avx2_convert_transpose_back
|
|
.type ecp_nistz256_avx2_convert_transpose_back,\@function,2
|
|
.align 32
|
|
ecp_nistz256_avx2_convert_transpose_back:
|
|
vzeroupper
|
|
___
|
|
$code.=<<___ if ($win64);
|
|
lea -8-16*10(%rsp), %rsp
|
|
vmovaps %xmm6, -8-16*10(%rax)
|
|
vmovaps %xmm7, -8-16*9(%rax)
|
|
vmovaps %xmm8, -8-16*8(%rax)
|
|
vmovaps %xmm9, -8-16*7(%rax)
|
|
vmovaps %xmm10, -8-16*6(%rax)
|
|
vmovaps %xmm11, -8-16*5(%rax)
|
|
vmovaps %xmm12, -8-16*4(%rax)
|
|
vmovaps %xmm13, -8-16*3(%rax)
|
|
vmovaps %xmm14, -8-16*2(%rax)
|
|
vmovaps %xmm15, -8-16*1(%rax)
|
|
___
|
|
$code.=<<___;
|
|
mov \$3, %ecx
|
|
|
|
.Lconv_loop:
|
|
vmovdqa 32*0(%rsi), $D0
|
|
lea 160(%rsi), %rax # size optimization
|
|
vmovdqa 32*1(%rsi), $D1
|
|
vmovdqa 32*2(%rsi), $D2
|
|
vmovdqa 32*3(%rsi), $D3
|
|
vmovdqa 32*4-160(%rax), $D4
|
|
vmovdqa 32*5-160(%rax), $D5
|
|
vmovdqa 32*6-160(%rax), $D6
|
|
vmovdqa 32*7-160(%rax), $D7
|
|
vmovdqa 32*8-160(%rax), $D8
|
|
|
|
vpsllq \$29, $D1, $D1
|
|
vpsllq \$58, $D2, $T0
|
|
vpaddq $D1, $D0, $D0
|
|
vpaddq $T0, $D0, $D0 # out[0] = (in[0]) ^ (in[1] << shift*1) ^ (in[2] << shift*2);
|
|
|
|
vpsrlq \$6, $D2, $D2
|
|
vpsllq \$23, $D3, $D3
|
|
vpsllq \$52, $D4, $T1
|
|
vpaddq $D2, $D3, $D3
|
|
vpaddq $D3, $T1, $D1 # out[1] = (in[2] >> (64*1-shift*2)) ^ (in[3] << shift*3%64) ^ (in[4] << shift*4%64);
|
|
|
|
vpsrlq \$12, $D4, $D4
|
|
vpsllq \$17, $D5, $D5
|
|
vpsllq \$46, $D6, $T2
|
|
vpaddq $D4, $D5, $D5
|
|
vpaddq $D5, $T2, $D2 # out[2] = (in[4] >> (64*2-shift*4)) ^ (in[5] << shift*5%64) ^ (in[6] << shift*6%64);
|
|
|
|
vpsrlq \$18, $D6, $D6
|
|
vpsllq \$11, $D7, $D7
|
|
vpsllq \$40, $D8, $T3
|
|
vpaddq $D6, $D7, $D7
|
|
vpaddq $D7, $T3, $D3 # out[3] = (in[6] >> (64*3-shift*6)) ^ (in[7] << shift*7%64) ^ (in[8] << shift*8%64);
|
|
|
|
vpunpcklqdq $D1, $D0, $T0 # T0 = [B2 A2 B0 A0]
|
|
vpunpcklqdq $D3, $D2, $T1 # T1 = [D2 C2 D0 C0]
|
|
vpunpckhqdq $D1, $D0, $T2 # T2 = [B3 A3 B1 A1]
|
|
vpunpckhqdq $D3, $D2, $T3 # T3 = [D3 C3 D1 C1]
|
|
|
|
vperm2i128 \$0x20, $T1, $T0, $D0 # X0 = [D0 C0 B0 A0]
|
|
vperm2i128 \$0x20, $T3, $T2, $D1 # X1 = [D1 C1 B1 A1]
|
|
vperm2i128 \$0x31, $T1, $T0, $D2 # X2 = [D2 C2 B2 A2]
|
|
vperm2i128 \$0x31, $T3, $T2, $D3 # X3 = [D3 C3 B3 A3]
|
|
|
|
vmovdqa $D0, 32*0(%rdi)
|
|
vmovdqa $D1, 32*3(%rdi)
|
|
vmovdqa $D2, 32*6(%rdi)
|
|
vmovdqa $D3, 32*9(%rdi)
|
|
|
|
lea 32*9(%rsi), %rsi
|
|
lea 32*1(%rdi), %rdi
|
|
|
|
dec %ecx
|
|
jnz .Lconv_loop
|
|
|
|
vzeroupper
|
|
___
|
|
$code.=<<___ if ($win64);
|
|
movaps 16*0(%rsp), %xmm6
|
|
movaps 16*1(%rsp), %xmm7
|
|
movaps 16*2(%rsp), %xmm8
|
|
movaps 16*3(%rsp), %xmm9
|
|
movaps 16*4(%rsp), %xmm10
|
|
movaps 16*5(%rsp), %xmm11
|
|
movaps 16*6(%rsp), %xmm12
|
|
movaps 16*7(%rsp), %xmm13
|
|
movaps 16*8(%rsp), %xmm14
|
|
movaps 16*9(%rsp), %xmm15
|
|
lea 8+16*10(%rsp), %rsp
|
|
___
|
|
$code.=<<___;
|
|
ret
|
|
.size ecp_nistz256_avx2_convert_transpose_back,.-ecp_nistz256_avx2_convert_transpose_back
|
|
___
|
|
}
|
|
{
|
|
my ($r_ptr,$a_ptr,$b_ptr,$itr)=("%rdi","%rsi","%rdx","%ecx");
|
|
my ($ACC0,$ACC1,$ACC2,$ACC3,$ACC4,$ACC5,$ACC6,$ACC7,$ACC8)=map("%ymm$_",(0..8));
|
|
my ($B,$Y,$T0,$AND_MASK,$OVERFLOW)=map("%ymm$_",(9..13));
|
|
|
|
sub NORMALIZE {
|
|
my $ret=<<___;
|
|
vpsrlq $digit_size, $ACC0, $T0
|
|
vpand $AND_MASK, $ACC0, $ACC0
|
|
vpaddq $T0, $ACC1, $ACC1
|
|
|
|
vpsrlq $digit_size, $ACC1, $T0
|
|
vpand $AND_MASK, $ACC1, $ACC1
|
|
vpaddq $T0, $ACC2, $ACC2
|
|
|
|
vpsrlq $digit_size, $ACC2, $T0
|
|
vpand $AND_MASK, $ACC2, $ACC2
|
|
vpaddq $T0, $ACC3, $ACC3
|
|
|
|
vpsrlq $digit_size, $ACC3, $T0
|
|
vpand $AND_MASK, $ACC3, $ACC3
|
|
vpaddq $T0, $ACC4, $ACC4
|
|
|
|
vpsrlq $digit_size, $ACC4, $T0
|
|
vpand $AND_MASK, $ACC4, $ACC4
|
|
vpaddq $T0, $ACC5, $ACC5
|
|
|
|
vpsrlq $digit_size, $ACC5, $T0
|
|
vpand $AND_MASK, $ACC5, $ACC5
|
|
vpaddq $T0, $ACC6, $ACC6
|
|
|
|
vpsrlq $digit_size, $ACC6, $T0
|
|
vpand $AND_MASK, $ACC6, $ACC6
|
|
vpaddq $T0, $ACC7, $ACC7
|
|
|
|
vpsrlq $digit_size, $ACC7, $T0
|
|
vpand $AND_MASK, $ACC7, $ACC7
|
|
vpaddq $T0, $ACC8, $ACC8
|
|
#vpand $AND_MASK, $ACC8, $ACC8
|
|
___
|
|
$ret;
|
|
}
|
|
|
|
sub STORE {
|
|
my $ret=<<___;
|
|
vmovdqa $ACC0, 32*0(%rdi)
|
|
lea 160(%rdi), %rax # size optimization
|
|
vmovdqa $ACC1, 32*1(%rdi)
|
|
vmovdqa $ACC2, 32*2(%rdi)
|
|
vmovdqa $ACC3, 32*3(%rdi)
|
|
vmovdqa $ACC4, 32*4-160(%rax)
|
|
vmovdqa $ACC5, 32*5-160(%rax)
|
|
vmovdqa $ACC6, 32*6-160(%rax)
|
|
vmovdqa $ACC7, 32*7-160(%rax)
|
|
vmovdqa $ACC8, 32*8-160(%rax)
|
|
___
|
|
$ret;
|
|
}
|
|
|
|
$code.=<<___;
|
|
.type avx2_normalize,\@abi-omnipotent
|
|
.align 32
|
|
avx2_normalize:
|
|
vpsrlq $digit_size, $ACC0, $T0
|
|
vpand $AND_MASK, $ACC0, $ACC0
|
|
vpaddq $T0, $ACC1, $ACC1
|
|
|
|
vpsrlq $digit_size, $ACC1, $T0
|
|
vpand $AND_MASK, $ACC1, $ACC1
|
|
vpaddq $T0, $ACC2, $ACC2
|
|
|
|
vpsrlq $digit_size, $ACC2, $T0
|
|
vpand $AND_MASK, $ACC2, $ACC2
|
|
vpaddq $T0, $ACC3, $ACC3
|
|
|
|
vpsrlq $digit_size, $ACC3, $T0
|
|
vpand $AND_MASK, $ACC3, $ACC3
|
|
vpaddq $T0, $ACC4, $ACC4
|
|
|
|
vpsrlq $digit_size, $ACC4, $T0
|
|
vpand $AND_MASK, $ACC4, $ACC4
|
|
vpaddq $T0, $ACC5, $ACC5
|
|
|
|
vpsrlq $digit_size, $ACC5, $T0
|
|
vpand $AND_MASK, $ACC5, $ACC5
|
|
vpaddq $T0, $ACC6, $ACC6
|
|
|
|
vpsrlq $digit_size, $ACC6, $T0
|
|
vpand $AND_MASK, $ACC6, $ACC6
|
|
vpaddq $T0, $ACC7, $ACC7
|
|
|
|
vpsrlq $digit_size, $ACC7, $T0
|
|
vpand $AND_MASK, $ACC7, $ACC7
|
|
vpaddq $T0, $ACC8, $ACC8
|
|
#vpand $AND_MASK, $ACC8, $ACC8
|
|
|
|
ret
|
|
.size avx2_normalize,.-avx2_normalize
|
|
|
|
.type avx2_normalize_n_store,\@abi-omnipotent
|
|
.align 32
|
|
avx2_normalize_n_store:
|
|
vpsrlq $digit_size, $ACC0, $T0
|
|
vpand $AND_MASK, $ACC0, $ACC0
|
|
vpaddq $T0, $ACC1, $ACC1
|
|
|
|
vpsrlq $digit_size, $ACC1, $T0
|
|
vpand $AND_MASK, $ACC1, $ACC1
|
|
vmovdqa $ACC0, 32*0(%rdi)
|
|
lea 160(%rdi), %rax # size optimization
|
|
vpaddq $T0, $ACC2, $ACC2
|
|
|
|
vpsrlq $digit_size, $ACC2, $T0
|
|
vpand $AND_MASK, $ACC2, $ACC2
|
|
vmovdqa $ACC1, 32*1(%rdi)
|
|
vpaddq $T0, $ACC3, $ACC3
|
|
|
|
vpsrlq $digit_size, $ACC3, $T0
|
|
vpand $AND_MASK, $ACC3, $ACC3
|
|
vmovdqa $ACC2, 32*2(%rdi)
|
|
vpaddq $T0, $ACC4, $ACC4
|
|
|
|
vpsrlq $digit_size, $ACC4, $T0
|
|
vpand $AND_MASK, $ACC4, $ACC4
|
|
vmovdqa $ACC3, 32*3(%rdi)
|
|
vpaddq $T0, $ACC5, $ACC5
|
|
|
|
vpsrlq $digit_size, $ACC5, $T0
|
|
vpand $AND_MASK, $ACC5, $ACC5
|
|
vmovdqa $ACC4, 32*4-160(%rax)
|
|
vpaddq $T0, $ACC6, $ACC6
|
|
|
|
vpsrlq $digit_size, $ACC6, $T0
|
|
vpand $AND_MASK, $ACC6, $ACC6
|
|
vmovdqa $ACC5, 32*5-160(%rax)
|
|
vpaddq $T0, $ACC7, $ACC7
|
|
|
|
vpsrlq $digit_size, $ACC7, $T0
|
|
vpand $AND_MASK, $ACC7, $ACC7
|
|
vmovdqa $ACC6, 32*6-160(%rax)
|
|
vpaddq $T0, $ACC8, $ACC8
|
|
#vpand $AND_MASK, $ACC8, $ACC8
|
|
vmovdqa $ACC7, 32*7-160(%rax)
|
|
vmovdqa $ACC8, 32*8-160(%rax)
|
|
|
|
ret
|
|
.size avx2_normalize_n_store,.-avx2_normalize_n_store
|
|
|
|
################################################################################
|
|
# void avx2_mul_x4(void* RESULTx4, void *Ax4, void *Bx4);
|
|
.type avx2_mul_x4,\@abi-omnipotent
|
|
.align 32
|
|
avx2_mul_x4:
|
|
lea .LAVX2_POLY(%rip), %rax
|
|
|
|
vpxor $ACC0, $ACC0, $ACC0
|
|
vpxor $ACC1, $ACC1, $ACC1
|
|
vpxor $ACC2, $ACC2, $ACC2
|
|
vpxor $ACC3, $ACC3, $ACC3
|
|
vpxor $ACC4, $ACC4, $ACC4
|
|
vpxor $ACC5, $ACC5, $ACC5
|
|
vpxor $ACC6, $ACC6, $ACC6
|
|
vpxor $ACC7, $ACC7, $ACC7
|
|
|
|
vmovdqa 32*7(%rax), %ymm14
|
|
vmovdqa 32*8(%rax), %ymm15
|
|
|
|
mov $n_digits, $itr
|
|
lea -512($a_ptr), $a_ptr # strategic bias to control u-op density
|
|
jmp .Lavx2_mul_x4_loop
|
|
|
|
.align 32
|
|
.Lavx2_mul_x4_loop:
|
|
vmovdqa 32*0($b_ptr), $B
|
|
lea 32*1($b_ptr), $b_ptr
|
|
|
|
vpmuludq 32*0+512($a_ptr), $B, $T0
|
|
vpmuludq 32*1+512($a_ptr), $B, $OVERFLOW # borrow $OVERFLOW
|
|
vpaddq $T0, $ACC0, $ACC0
|
|
vpmuludq 32*2+512($a_ptr), $B, $T0
|
|
vpaddq $OVERFLOW, $ACC1, $ACC1
|
|
vpand $AND_MASK, $ACC0, $Y
|
|
vpmuludq 32*3+512($a_ptr), $B, $OVERFLOW
|
|
vpaddq $T0, $ACC2, $ACC2
|
|
vpmuludq 32*4+512($a_ptr), $B, $T0
|
|
vpaddq $OVERFLOW, $ACC3, $ACC3
|
|
vpmuludq 32*5+512($a_ptr), $B, $OVERFLOW
|
|
vpaddq $T0, $ACC4, $ACC4
|
|
vpmuludq 32*6+512($a_ptr), $B, $T0
|
|
vpaddq $OVERFLOW, $ACC5, $ACC5
|
|
vpmuludq 32*7+512($a_ptr), $B, $OVERFLOW
|
|
vpaddq $T0, $ACC6, $ACC6
|
|
|
|
# Skip some multiplications, optimizing for the constant poly
|
|
vpmuludq $AND_MASK, $Y, $T0
|
|
vpaddq $OVERFLOW, $ACC7, $ACC7
|
|
vpmuludq 32*8+512($a_ptr), $B, $ACC8
|
|
vpaddq $T0, $ACC0, $OVERFLOW
|
|
vpaddq $T0, $ACC1, $ACC0
|
|
vpsrlq $digit_size, $OVERFLOW, $OVERFLOW
|
|
vpaddq $T0, $ACC2, $ACC1
|
|
vpmuludq 32*3(%rax), $Y, $T0
|
|
vpaddq $OVERFLOW, $ACC0, $ACC0
|
|
vpaddq $T0, $ACC3, $ACC2
|
|
.byte 0x67
|
|
vmovdqa $ACC4, $ACC3
|
|
vpsllq \$18, $Y, $OVERFLOW
|
|
.byte 0x67
|
|
vmovdqa $ACC5, $ACC4
|
|
vpmuludq %ymm14, $Y, $T0
|
|
vpaddq $OVERFLOW, $ACC6, $ACC5
|
|
vpmuludq %ymm15, $Y, $OVERFLOW
|
|
vpaddq $T0, $ACC7, $ACC6
|
|
vpaddq $OVERFLOW, $ACC8, $ACC7
|
|
|
|
dec $itr
|
|
jnz .Lavx2_mul_x4_loop
|
|
|
|
vpxor $ACC8, $ACC8, $ACC8
|
|
|
|
ret
|
|
.size avx2_mul_x4,.-avx2_mul_x4
|
|
|
|
# Function optimized for the constant 1
|
|
################################################################################
|
|
# void avx2_mul_by1_x4(void* RESULTx4, void *Ax4);
|
|
.type avx2_mul_by1_x4,\@abi-omnipotent
|
|
.align 32
|
|
avx2_mul_by1_x4:
|
|
lea .LAVX2_POLY(%rip), %rax
|
|
|
|
vpxor $ACC0, $ACC0, $ACC0
|
|
vpxor $ACC1, $ACC1, $ACC1
|
|
vpxor $ACC2, $ACC2, $ACC2
|
|
vpxor $ACC3, $ACC3, $ACC3
|
|
vpxor $ACC4, $ACC4, $ACC4
|
|
vpxor $ACC5, $ACC5, $ACC5
|
|
vpxor $ACC6, $ACC6, $ACC6
|
|
vpxor $ACC7, $ACC7, $ACC7
|
|
vpxor $ACC8, $ACC8, $ACC8
|
|
|
|
vmovdqa 32*3+.LONE(%rip), %ymm14
|
|
vmovdqa 32*7+.LONE(%rip), %ymm15
|
|
|
|
mov $n_digits, $itr
|
|
jmp .Lavx2_mul_by1_x4_loop
|
|
|
|
.align 32
|
|
.Lavx2_mul_by1_x4_loop:
|
|
vmovdqa 32*0($a_ptr), $B
|
|
.byte 0x48,0x8d,0xb6,0x20,0,0,0 # lea 32*1($a_ptr), $a_ptr
|
|
|
|
vpsllq \$5, $B, $OVERFLOW
|
|
vpmuludq %ymm14, $B, $T0
|
|
vpaddq $OVERFLOW, $ACC0, $ACC0
|
|
vpaddq $T0, $ACC3, $ACC3
|
|
.byte 0x67
|
|
vpmuludq $AND_MASK, $B, $T0
|
|
vpand $AND_MASK, $ACC0, $Y
|
|
vpaddq $T0, $ACC4, $ACC4
|
|
vpaddq $T0, $ACC5, $ACC5
|
|
vpaddq $T0, $ACC6, $ACC6
|
|
vpsllq \$23, $B, $T0
|
|
|
|
.byte 0x67,0x67
|
|
vpmuludq %ymm15, $B, $OVERFLOW
|
|
vpsubq $T0, $ACC6, $ACC6
|
|
|
|
vpmuludq $AND_MASK, $Y, $T0
|
|
vpaddq $OVERFLOW, $ACC7, $ACC7
|
|
vpaddq $T0, $ACC0, $OVERFLOW
|
|
vpaddq $T0, $ACC1, $ACC0
|
|
.byte 0x67,0x67
|
|
vpsrlq $digit_size, $OVERFLOW, $OVERFLOW
|
|
vpaddq $T0, $ACC2, $ACC1
|
|
vpmuludq 32*3(%rax), $Y, $T0
|
|
vpaddq $OVERFLOW, $ACC0, $ACC0
|
|
vpaddq $T0, $ACC3, $ACC2
|
|
vmovdqa $ACC4, $ACC3
|
|
vpsllq \$18, $Y, $OVERFLOW
|
|
vmovdqa $ACC5, $ACC4
|
|
vpmuludq 32*7(%rax), $Y, $T0
|
|
vpaddq $OVERFLOW, $ACC6, $ACC5
|
|
vpaddq $T0, $ACC7, $ACC6
|
|
vpmuludq 32*8(%rax), $Y, $ACC7
|
|
|
|
dec $itr
|
|
jnz .Lavx2_mul_by1_x4_loop
|
|
|
|
ret
|
|
.size avx2_mul_by1_x4,.-avx2_mul_by1_x4
|
|
|
|
################################################################################
|
|
# void avx2_sqr_x4(void* RESULTx4, void *Ax4, void *Bx4);
|
|
.type avx2_sqr_x4,\@abi-omnipotent
|
|
.align 32
|
|
avx2_sqr_x4:
|
|
lea .LAVX2_POLY(%rip), %rax
|
|
|
|
vmovdqa 32*7(%rax), %ymm14
|
|
vmovdqa 32*8(%rax), %ymm15
|
|
|
|
vmovdqa 32*0($a_ptr), $B
|
|
vmovdqa 32*1($a_ptr), $ACC1
|
|
vmovdqa 32*2($a_ptr), $ACC2
|
|
vmovdqa 32*3($a_ptr), $ACC3
|
|
vmovdqa 32*4($a_ptr), $ACC4
|
|
vmovdqa 32*5($a_ptr), $ACC5
|
|
vmovdqa 32*6($a_ptr), $ACC6
|
|
vmovdqa 32*7($a_ptr), $ACC7
|
|
vpaddq $ACC1, $ACC1, $ACC1 # 2*$ACC0..7
|
|
vmovdqa 32*8($a_ptr), $ACC8
|
|
vpaddq $ACC2, $ACC2, $ACC2
|
|
vmovdqa $ACC1, 32*0(%rcx)
|
|
vpaddq $ACC3, $ACC3, $ACC3
|
|
vmovdqa $ACC2, 32*1(%rcx)
|
|
vpaddq $ACC4, $ACC4, $ACC4
|
|
vmovdqa $ACC3, 32*2(%rcx)
|
|
vpaddq $ACC5, $ACC5, $ACC5
|
|
vmovdqa $ACC4, 32*3(%rcx)
|
|
vpaddq $ACC6, $ACC6, $ACC6
|
|
vmovdqa $ACC5, 32*4(%rcx)
|
|
vpaddq $ACC7, $ACC7, $ACC7
|
|
vmovdqa $ACC6, 32*5(%rcx)
|
|
vpaddq $ACC8, $ACC8, $ACC8
|
|
vmovdqa $ACC7, 32*6(%rcx)
|
|
vmovdqa $ACC8, 32*7(%rcx)
|
|
|
|
#itr 1
|
|
vpmuludq $B, $B, $ACC0
|
|
vpmuludq $B, $ACC1, $ACC1
|
|
vpand $AND_MASK, $ACC0, $Y
|
|
vpmuludq $B, $ACC2, $ACC2
|
|
vpmuludq $B, $ACC3, $ACC3
|
|
vpmuludq $B, $ACC4, $ACC4
|
|
vpmuludq $B, $ACC5, $ACC5
|
|
vpmuludq $B, $ACC6, $ACC6
|
|
vpmuludq $AND_MASK, $Y, $T0
|
|
vpmuludq $B, $ACC7, $ACC7
|
|
vpmuludq $B, $ACC8, $ACC8
|
|
vmovdqa 32*1($a_ptr), $B
|
|
|
|
vpaddq $T0, $ACC0, $OVERFLOW
|
|
vpaddq $T0, $ACC1, $ACC0
|
|
vpsrlq $digit_size, $OVERFLOW, $OVERFLOW
|
|
vpaddq $T0, $ACC2, $ACC1
|
|
vpmuludq 32*3(%rax), $Y, $T0
|
|
vpaddq $OVERFLOW, $ACC0, $ACC0
|
|
vpaddq $T0, $ACC3, $ACC2
|
|
vmovdqa $ACC4, $ACC3
|
|
vpsllq \$18, $Y, $T0
|
|
vmovdqa $ACC5, $ACC4
|
|
vpmuludq %ymm14, $Y, $OVERFLOW
|
|
vpaddq $T0, $ACC6, $ACC5
|
|
vpmuludq %ymm15, $Y, $T0
|
|
vpaddq $OVERFLOW, $ACC7, $ACC6
|
|
vpaddq $T0, $ACC8, $ACC7
|
|
|
|
#itr 2
|
|
vpmuludq $B, $B, $OVERFLOW
|
|
vpand $AND_MASK, $ACC0, $Y
|
|
vpmuludq 32*1(%rcx), $B, $T0
|
|
vpaddq $OVERFLOW, $ACC1, $ACC1
|
|
vpmuludq 32*2(%rcx), $B, $OVERFLOW
|
|
vpaddq $T0, $ACC2, $ACC2
|
|
vpmuludq 32*3(%rcx), $B, $T0
|
|
vpaddq $OVERFLOW, $ACC3, $ACC3
|
|
vpmuludq 32*4(%rcx), $B, $OVERFLOW
|
|
vpaddq $T0, $ACC4, $ACC4
|
|
vpmuludq 32*5(%rcx), $B, $T0
|
|
vpaddq $OVERFLOW, $ACC5, $ACC5
|
|
vpmuludq 32*6(%rcx), $B, $OVERFLOW
|
|
vpaddq $T0, $ACC6, $ACC6
|
|
|
|
vpmuludq $AND_MASK, $Y, $T0
|
|
vpaddq $OVERFLOW, $ACC7, $ACC7
|
|
vpmuludq 32*7(%rcx), $B, $ACC8
|
|
vmovdqa 32*2($a_ptr), $B
|
|
vpaddq $T0, $ACC0, $OVERFLOW
|
|
vpaddq $T0, $ACC1, $ACC0
|
|
vpsrlq $digit_size, $OVERFLOW, $OVERFLOW
|
|
vpaddq $T0, $ACC2, $ACC1
|
|
vpmuludq 32*3(%rax), $Y, $T0
|
|
vpaddq $OVERFLOW, $ACC0, $ACC0
|
|
vpaddq $T0, $ACC3, $ACC2
|
|
vmovdqa $ACC4, $ACC3
|
|
vpsllq \$18, $Y, $T0
|
|
vmovdqa $ACC5, $ACC4
|
|
vpmuludq %ymm14, $Y, $OVERFLOW
|
|
vpaddq $T0, $ACC6, $ACC5
|
|
vpmuludq %ymm15, $Y, $T0
|
|
vpaddq $OVERFLOW, $ACC7, $ACC6
|
|
vpaddq $T0, $ACC8, $ACC7
|
|
|
|
#itr 3
|
|
vpmuludq $B, $B, $T0
|
|
vpand $AND_MASK, $ACC0, $Y
|
|
vpmuludq 32*2(%rcx), $B, $OVERFLOW
|
|
vpaddq $T0, $ACC2, $ACC2
|
|
vpmuludq 32*3(%rcx), $B, $T0
|
|
vpaddq $OVERFLOW, $ACC3, $ACC3
|
|
vpmuludq 32*4(%rcx), $B, $OVERFLOW
|
|
vpaddq $T0, $ACC4, $ACC4
|
|
vpmuludq 32*5(%rcx), $B, $T0
|
|
vpaddq $OVERFLOW, $ACC5, $ACC5
|
|
vpmuludq 32*6(%rcx), $B, $OVERFLOW
|
|
vpaddq $T0, $ACC6, $ACC6
|
|
|
|
vpmuludq $AND_MASK, $Y, $T0
|
|
vpaddq $OVERFLOW, $ACC7, $ACC7
|
|
vpmuludq 32*7(%rcx), $B, $ACC8
|
|
vmovdqa 32*3($a_ptr), $B
|
|
vpaddq $T0, $ACC0, $OVERFLOW
|
|
vpaddq $T0, $ACC1, $ACC0
|
|
vpsrlq $digit_size, $OVERFLOW, $OVERFLOW
|
|
vpaddq $T0, $ACC2, $ACC1
|
|
vpmuludq 32*3(%rax), $Y, $T0
|
|
vpaddq $OVERFLOW, $ACC0, $ACC0
|
|
vpaddq $T0, $ACC3, $ACC2
|
|
vmovdqa $ACC4, $ACC3
|
|
vpsllq \$18, $Y, $T0
|
|
vmovdqa $ACC5, $ACC4
|
|
vpmuludq %ymm14, $Y, $OVERFLOW
|
|
vpaddq $T0, $ACC6, $ACC5
|
|
vpmuludq %ymm15, $Y, $T0
|
|
vpand $AND_MASK, $ACC0, $Y
|
|
vpaddq $OVERFLOW, $ACC7, $ACC6
|
|
vpaddq $T0, $ACC8, $ACC7
|
|
|
|
#itr 4
|
|
vpmuludq $B, $B, $OVERFLOW
|
|
vpmuludq 32*3(%rcx), $B, $T0
|
|
vpaddq $OVERFLOW, $ACC3, $ACC3
|
|
vpmuludq 32*4(%rcx), $B, $OVERFLOW
|
|
vpaddq $T0, $ACC4, $ACC4
|
|
vpmuludq 32*5(%rcx), $B, $T0
|
|
vpaddq $OVERFLOW, $ACC5, $ACC5
|
|
vpmuludq 32*6(%rcx), $B, $OVERFLOW
|
|
vpaddq $T0, $ACC6, $ACC6
|
|
|
|
vpmuludq $AND_MASK, $Y, $T0
|
|
vpaddq $OVERFLOW, $ACC7, $ACC7
|
|
vpmuludq 32*7(%rcx), $B, $ACC8
|
|
vmovdqa 32*4($a_ptr), $B
|
|
vpaddq $T0, $ACC0, $OVERFLOW
|
|
vpaddq $T0, $ACC1, $ACC0
|
|
vpsrlq $digit_size, $OVERFLOW, $OVERFLOW
|
|
vpaddq $T0, $ACC2, $ACC1
|
|
vpmuludq 32*3(%rax), $Y, $T0
|
|
vpaddq $OVERFLOW, $ACC0, $ACC0
|
|
vpaddq $T0, $ACC3, $ACC2
|
|
vmovdqa $ACC4, $ACC3
|
|
vpsllq \$18, $Y, $T0
|
|
vmovdqa $ACC5, $ACC4
|
|
vpmuludq %ymm14, $Y, $OVERFLOW
|
|
vpaddq $T0, $ACC6, $ACC5
|
|
vpmuludq %ymm15, $Y, $T0
|
|
vpand $AND_MASK, $ACC0, $Y
|
|
vpaddq $OVERFLOW, $ACC7, $ACC6
|
|
vpaddq $T0, $ACC8, $ACC7
|
|
|
|
#itr 5
|
|
vpmuludq $B, $B, $T0
|
|
vpmuludq 32*4(%rcx), $B, $OVERFLOW
|
|
vpaddq $T0, $ACC4, $ACC4
|
|
vpmuludq 32*5(%rcx), $B, $T0
|
|
vpaddq $OVERFLOW, $ACC5, $ACC5
|
|
vpmuludq 32*6(%rcx), $B, $OVERFLOW
|
|
vpaddq $T0, $ACC6, $ACC6
|
|
|
|
vpmuludq $AND_MASK, $Y, $T0
|
|
vpaddq $OVERFLOW, $ACC7, $ACC7
|
|
vpmuludq 32*7(%rcx), $B, $ACC8
|
|
vmovdqa 32*5($a_ptr), $B
|
|
vpaddq $T0, $ACC0, $OVERFLOW
|
|
vpsrlq $digit_size, $OVERFLOW, $OVERFLOW
|
|
vpaddq $T0, $ACC1, $ACC0
|
|
vpaddq $T0, $ACC2, $ACC1
|
|
vpmuludq 32*3+.LAVX2_POLY(%rip), $Y, $T0
|
|
vpaddq $OVERFLOW, $ACC0, $ACC0
|
|
vpaddq $T0, $ACC3, $ACC2
|
|
vmovdqa $ACC4, $ACC3
|
|
vpsllq \$18, $Y, $T0
|
|
vmovdqa $ACC5, $ACC4
|
|
vpmuludq %ymm14, $Y, $OVERFLOW
|
|
vpaddq $T0, $ACC6, $ACC5
|
|
vpmuludq %ymm15, $Y, $T0
|
|
vpand $AND_MASK, $ACC0, $Y
|
|
vpaddq $OVERFLOW, $ACC7, $ACC6
|
|
vpaddq $T0, $ACC8, $ACC7
|
|
|
|
#itr 6
|
|
vpmuludq $B, $B, $OVERFLOW
|
|
vpmuludq 32*5(%rcx), $B, $T0
|
|
vpaddq $OVERFLOW, $ACC5, $ACC5
|
|
vpmuludq 32*6(%rcx), $B, $OVERFLOW
|
|
vpaddq $T0, $ACC6, $ACC6
|
|
|
|
vpmuludq $AND_MASK, $Y, $T0
|
|
vpaddq $OVERFLOW, $ACC7, $ACC7
|
|
vpmuludq 32*7(%rcx), $B, $ACC8
|
|
vmovdqa 32*6($a_ptr), $B
|
|
vpaddq $T0, $ACC0, $OVERFLOW
|
|
vpaddq $T0, $ACC1, $ACC0
|
|
vpsrlq $digit_size, $OVERFLOW, $OVERFLOW
|
|
vpaddq $T0, $ACC2, $ACC1
|
|
vpmuludq 32*3(%rax), $Y, $T0
|
|
vpaddq $OVERFLOW, $ACC0, $ACC0
|
|
vpaddq $T0, $ACC3, $ACC2
|
|
vmovdqa $ACC4, $ACC3
|
|
vpsllq \$18, $Y, $T0
|
|
vmovdqa $ACC5, $ACC4
|
|
vpmuludq %ymm14, $Y, $OVERFLOW
|
|
vpaddq $T0, $ACC6, $ACC5
|
|
vpmuludq %ymm15, $Y, $T0
|
|
vpand $AND_MASK, $ACC0, $Y
|
|
vpaddq $OVERFLOW, $ACC7, $ACC6
|
|
vpaddq $T0, $ACC8, $ACC7
|
|
|
|
#itr 7
|
|
vpmuludq $B, $B, $T0
|
|
vpmuludq 32*6(%rcx), $B, $OVERFLOW
|
|
vpaddq $T0, $ACC6, $ACC6
|
|
|
|
vpmuludq $AND_MASK, $Y, $T0
|
|
vpaddq $OVERFLOW, $ACC7, $ACC7
|
|
vpmuludq 32*7(%rcx), $B, $ACC8
|
|
vmovdqa 32*7($a_ptr), $B
|
|
vpaddq $T0, $ACC0, $OVERFLOW
|
|
vpsrlq $digit_size, $OVERFLOW, $OVERFLOW
|
|
vpaddq $T0, $ACC1, $ACC0
|
|
vpaddq $T0, $ACC2, $ACC1
|
|
vpmuludq 32*3(%rax), $Y, $T0
|
|
vpaddq $OVERFLOW, $ACC0, $ACC0
|
|
vpaddq $T0, $ACC3, $ACC2
|
|
vmovdqa $ACC4, $ACC3
|
|
vpsllq \$18, $Y, $T0
|
|
vmovdqa $ACC5, $ACC4
|
|
vpmuludq %ymm14, $Y, $OVERFLOW
|
|
vpaddq $T0, $ACC6, $ACC5
|
|
vpmuludq %ymm15, $Y, $T0
|
|
vpand $AND_MASK, $ACC0, $Y
|
|
vpaddq $OVERFLOW, $ACC7, $ACC6
|
|
vpaddq $T0, $ACC8, $ACC7
|
|
|
|
#itr 8
|
|
vpmuludq $B, $B, $OVERFLOW
|
|
|
|
vpmuludq $AND_MASK, $Y, $T0
|
|
vpaddq $OVERFLOW, $ACC7, $ACC7
|
|
vpmuludq 32*7(%rcx), $B, $ACC8
|
|
vmovdqa 32*8($a_ptr), $B
|
|
vpaddq $T0, $ACC0, $OVERFLOW
|
|
vpsrlq $digit_size, $OVERFLOW, $OVERFLOW
|
|
vpaddq $T0, $ACC1, $ACC0
|
|
vpaddq $T0, $ACC2, $ACC1
|
|
vpmuludq 32*3(%rax), $Y, $T0
|
|
vpaddq $OVERFLOW, $ACC0, $ACC0
|
|
vpaddq $T0, $ACC3, $ACC2
|
|
vmovdqa $ACC4, $ACC3
|
|
vpsllq \$18, $Y, $T0
|
|
vmovdqa $ACC5, $ACC4
|
|
vpmuludq %ymm14, $Y, $OVERFLOW
|
|
vpaddq $T0, $ACC6, $ACC5
|
|
vpmuludq %ymm15, $Y, $T0
|
|
vpand $AND_MASK, $ACC0, $Y
|
|
vpaddq $OVERFLOW, $ACC7, $ACC6
|
|
vpaddq $T0, $ACC8, $ACC7
|
|
|
|
#itr 9
|
|
vpmuludq $B, $B, $ACC8
|
|
|
|
vpmuludq $AND_MASK, $Y, $T0
|
|
vpaddq $T0, $ACC0, $OVERFLOW
|
|
vpsrlq $digit_size, $OVERFLOW, $OVERFLOW
|
|
vpaddq $T0, $ACC1, $ACC0
|
|
vpaddq $T0, $ACC2, $ACC1
|
|
vpmuludq 32*3(%rax), $Y, $T0
|
|
vpaddq $OVERFLOW, $ACC0, $ACC0
|
|
vpaddq $T0, $ACC3, $ACC2
|
|
vmovdqa $ACC4, $ACC3
|
|
vpsllq \$18, $Y, $T0
|
|
vmovdqa $ACC5, $ACC4
|
|
vpmuludq %ymm14, $Y, $OVERFLOW
|
|
vpaddq $T0, $ACC6, $ACC5
|
|
vpmuludq %ymm15, $Y, $T0
|
|
vpaddq $OVERFLOW, $ACC7, $ACC6
|
|
vpaddq $T0, $ACC8, $ACC7
|
|
|
|
vpxor $ACC8, $ACC8, $ACC8
|
|
|
|
ret
|
|
.size avx2_sqr_x4,.-avx2_sqr_x4
|
|
|
|
################################################################################
|
|
# void avx2_sub_x4(void* RESULTx4, void *Ax4, void *Bx4);
|
|
.type avx2_sub_x4,\@abi-omnipotent
|
|
.align 32
|
|
avx2_sub_x4:
|
|
vmovdqa 32*0($a_ptr), $ACC0
|
|
lea 160($a_ptr), $a_ptr
|
|
lea .LAVX2_POLY_x8+128(%rip), %rax
|
|
lea 128($b_ptr), $b_ptr
|
|
vmovdqa 32*1-160($a_ptr), $ACC1
|
|
vmovdqa 32*2-160($a_ptr), $ACC2
|
|
vmovdqa 32*3-160($a_ptr), $ACC3
|
|
vmovdqa 32*4-160($a_ptr), $ACC4
|
|
vmovdqa 32*5-160($a_ptr), $ACC5
|
|
vmovdqa 32*6-160($a_ptr), $ACC6
|
|
vmovdqa 32*7-160($a_ptr), $ACC7
|
|
vmovdqa 32*8-160($a_ptr), $ACC8
|
|
|
|
vpaddq 32*0-128(%rax), $ACC0, $ACC0
|
|
vpaddq 32*1-128(%rax), $ACC1, $ACC1
|
|
vpaddq 32*2-128(%rax), $ACC2, $ACC2
|
|
vpaddq 32*3-128(%rax), $ACC3, $ACC3
|
|
vpaddq 32*4-128(%rax), $ACC4, $ACC4
|
|
vpaddq 32*5-128(%rax), $ACC5, $ACC5
|
|
vpaddq 32*6-128(%rax), $ACC6, $ACC6
|
|
vpaddq 32*7-128(%rax), $ACC7, $ACC7
|
|
vpaddq 32*8-128(%rax), $ACC8, $ACC8
|
|
|
|
vpsubq 32*0-128($b_ptr), $ACC0, $ACC0
|
|
vpsubq 32*1-128($b_ptr), $ACC1, $ACC1
|
|
vpsubq 32*2-128($b_ptr), $ACC2, $ACC2
|
|
vpsubq 32*3-128($b_ptr), $ACC3, $ACC3
|
|
vpsubq 32*4-128($b_ptr), $ACC4, $ACC4
|
|
vpsubq 32*5-128($b_ptr), $ACC5, $ACC5
|
|
vpsubq 32*6-128($b_ptr), $ACC6, $ACC6
|
|
vpsubq 32*7-128($b_ptr), $ACC7, $ACC7
|
|
vpsubq 32*8-128($b_ptr), $ACC8, $ACC8
|
|
|
|
ret
|
|
.size avx2_sub_x4,.-avx2_sub_x4
|
|
|
|
.type avx2_select_n_store,\@abi-omnipotent
|
|
.align 32
|
|
avx2_select_n_store:
|
|
vmovdqa `8+32*9*8`(%rsp), $Y
|
|
vpor `8+32*9*8+32`(%rsp), $Y, $Y
|
|
|
|
vpandn $ACC0, $Y, $ACC0
|
|
vpandn $ACC1, $Y, $ACC1
|
|
vpandn $ACC2, $Y, $ACC2
|
|
vpandn $ACC3, $Y, $ACC3
|
|
vpandn $ACC4, $Y, $ACC4
|
|
vpandn $ACC5, $Y, $ACC5
|
|
vpandn $ACC6, $Y, $ACC6
|
|
vmovdqa `8+32*9*8+32`(%rsp), $B
|
|
vpandn $ACC7, $Y, $ACC7
|
|
vpandn `8+32*9*8`(%rsp), $B, $B
|
|
vpandn $ACC8, $Y, $ACC8
|
|
|
|
vpand 32*0(%rsi), $B, $T0
|
|
lea 160(%rsi), %rax
|
|
vpand 32*1(%rsi), $B, $Y
|
|
vpxor $T0, $ACC0, $ACC0
|
|
vpand 32*2(%rsi), $B, $T0
|
|
vpxor $Y, $ACC1, $ACC1
|
|
vpand 32*3(%rsi), $B, $Y
|
|
vpxor $T0, $ACC2, $ACC2
|
|
vpand 32*4-160(%rax), $B, $T0
|
|
vpxor $Y, $ACC3, $ACC3
|
|
vpand 32*5-160(%rax), $B, $Y
|
|
vpxor $T0, $ACC4, $ACC4
|
|
vpand 32*6-160(%rax), $B, $T0
|
|
vpxor $Y, $ACC5, $ACC5
|
|
vpand 32*7-160(%rax), $B, $Y
|
|
vpxor $T0, $ACC6, $ACC6
|
|
vpand 32*8-160(%rax), $B, $T0
|
|
vmovdqa `8+32*9*8+32`(%rsp), $B
|
|
vpxor $Y, $ACC7, $ACC7
|
|
|
|
vpand 32*0(%rdx), $B, $Y
|
|
lea 160(%rdx), %rax
|
|
vpxor $T0, $ACC8, $ACC8
|
|
vpand 32*1(%rdx), $B, $T0
|
|
vpxor $Y, $ACC0, $ACC0
|
|
vpand 32*2(%rdx), $B, $Y
|
|
vpxor $T0, $ACC1, $ACC1
|
|
vpand 32*3(%rdx), $B, $T0
|
|
vpxor $Y, $ACC2, $ACC2
|
|
vpand 32*4-160(%rax), $B, $Y
|
|
vpxor $T0, $ACC3, $ACC3
|
|
vpand 32*5-160(%rax), $B, $T0
|
|
vpxor $Y, $ACC4, $ACC4
|
|
vpand 32*6-160(%rax), $B, $Y
|
|
vpxor $T0, $ACC5, $ACC5
|
|
vpand 32*7-160(%rax), $B, $T0
|
|
vpxor $Y, $ACC6, $ACC6
|
|
vpand 32*8-160(%rax), $B, $Y
|
|
vpxor $T0, $ACC7, $ACC7
|
|
vpxor $Y, $ACC8, $ACC8
|
|
`&STORE`
|
|
|
|
ret
|
|
.size avx2_select_n_store,.-avx2_select_n_store
|
|
___
|
|
$code.=<<___ if (0); # inlined
|
|
################################################################################
|
|
# void avx2_mul_by2_x4(void* RESULTx4, void *Ax4);
|
|
.type avx2_mul_by2_x4,\@abi-omnipotent
|
|
.align 32
|
|
avx2_mul_by2_x4:
|
|
vmovdqa 32*0($a_ptr), $ACC0
|
|
lea 160($a_ptr), %rax
|
|
vmovdqa 32*1($a_ptr), $ACC1
|
|
vmovdqa 32*2($a_ptr), $ACC2
|
|
vmovdqa 32*3($a_ptr), $ACC3
|
|
vmovdqa 32*4-160(%rax), $ACC4
|
|
vmovdqa 32*5-160(%rax), $ACC5
|
|
vmovdqa 32*6-160(%rax), $ACC6
|
|
vmovdqa 32*7-160(%rax), $ACC7
|
|
vmovdqa 32*8-160(%rax), $ACC8
|
|
|
|
vpaddq $ACC0, $ACC0, $ACC0
|
|
vpaddq $ACC1, $ACC1, $ACC1
|
|
vpaddq $ACC2, $ACC2, $ACC2
|
|
vpaddq $ACC3, $ACC3, $ACC3
|
|
vpaddq $ACC4, $ACC4, $ACC4
|
|
vpaddq $ACC5, $ACC5, $ACC5
|
|
vpaddq $ACC6, $ACC6, $ACC6
|
|
vpaddq $ACC7, $ACC7, $ACC7
|
|
vpaddq $ACC8, $ACC8, $ACC8
|
|
|
|
ret
|
|
.size avx2_mul_by2_x4,.-avx2_mul_by2_x4
|
|
___
|
|
my ($r_ptr_in,$a_ptr_in,$b_ptr_in)=("%rdi","%rsi","%rdx");
|
|
my ($r_ptr,$a_ptr,$b_ptr)=("%r8","%r9","%r10");
|
|
|
|
$code.=<<___;
|
|
################################################################################
|
|
# void ecp_nistz256_avx2_point_add_affine_x4(void* RESULTx4, void *Ax4, void *Bx4);
|
|
.globl ecp_nistz256_avx2_point_add_affine_x4
|
|
.type ecp_nistz256_avx2_point_add_affine_x4,\@function,3
|
|
.align 32
|
|
ecp_nistz256_avx2_point_add_affine_x4:
|
|
mov %rsp, %rax
|
|
push %rbp
|
|
vzeroupper
|
|
___
|
|
$code.=<<___ if ($win64);
|
|
lea -16*10(%rsp), %rsp
|
|
vmovaps %xmm6, -8-16*10(%rax)
|
|
vmovaps %xmm7, -8-16*9(%rax)
|
|
vmovaps %xmm8, -8-16*8(%rax)
|
|
vmovaps %xmm9, -8-16*7(%rax)
|
|
vmovaps %xmm10, -8-16*6(%rax)
|
|
vmovaps %xmm11, -8-16*5(%rax)
|
|
vmovaps %xmm12, -8-16*4(%rax)
|
|
vmovaps %xmm13, -8-16*3(%rax)
|
|
vmovaps %xmm14, -8-16*2(%rax)
|
|
vmovaps %xmm15, -8-16*1(%rax)
|
|
___
|
|
$code.=<<___;
|
|
lea -8(%rax), %rbp
|
|
|
|
# Result + 32*0 = Result.X
|
|
# Result + 32*9 = Result.Y
|
|
# Result + 32*18 = Result.Z
|
|
|
|
# A + 32*0 = A.X
|
|
# A + 32*9 = A.Y
|
|
# A + 32*18 = A.Z
|
|
|
|
# B + 32*0 = B.X
|
|
# B + 32*9 = B.Y
|
|
|
|
sub \$`32*9*8+32*2+32*8`, %rsp
|
|
and \$-64, %rsp
|
|
|
|
mov $r_ptr_in, $r_ptr
|
|
mov $a_ptr_in, $a_ptr
|
|
mov $b_ptr_in, $b_ptr
|
|
|
|
vmovdqa 32*0($a_ptr_in), %ymm0
|
|
vmovdqa .LAVX2_AND_MASK(%rip), $AND_MASK
|
|
vpxor %ymm1, %ymm1, %ymm1
|
|
lea 256($a_ptr_in), %rax # size optimization
|
|
vpor 32*1($a_ptr_in), %ymm0, %ymm0
|
|
vpor 32*2($a_ptr_in), %ymm0, %ymm0
|
|
vpor 32*3($a_ptr_in), %ymm0, %ymm0
|
|
vpor 32*4-256(%rax), %ymm0, %ymm0
|
|
lea 256(%rax), %rcx # size optimization
|
|
vpor 32*5-256(%rax), %ymm0, %ymm0
|
|
vpor 32*6-256(%rax), %ymm0, %ymm0
|
|
vpor 32*7-256(%rax), %ymm0, %ymm0
|
|
vpor 32*8-256(%rax), %ymm0, %ymm0
|
|
vpor 32*9-256(%rax), %ymm0, %ymm0
|
|
vpor 32*10-256(%rax), %ymm0, %ymm0
|
|
vpor 32*11-256(%rax), %ymm0, %ymm0
|
|
vpor 32*12-512(%rcx), %ymm0, %ymm0
|
|
vpor 32*13-512(%rcx), %ymm0, %ymm0
|
|
vpor 32*14-512(%rcx), %ymm0, %ymm0
|
|
vpor 32*15-512(%rcx), %ymm0, %ymm0
|
|
vpor 32*16-512(%rcx), %ymm0, %ymm0
|
|
vpor 32*17-512(%rcx), %ymm0, %ymm0
|
|
vpcmpeqq %ymm1, %ymm0, %ymm0
|
|
vmovdqa %ymm0, `32*9*8`(%rsp)
|
|
|
|
vpxor %ymm1, %ymm1, %ymm1
|
|
vmovdqa 32*0($b_ptr), %ymm0
|
|
lea 256($b_ptr), %rax # size optimization
|
|
vpor 32*1($b_ptr), %ymm0, %ymm0
|
|
vpor 32*2($b_ptr), %ymm0, %ymm0
|
|
vpor 32*3($b_ptr), %ymm0, %ymm0
|
|
vpor 32*4-256(%rax), %ymm0, %ymm0
|
|
lea 256(%rax), %rcx # size optimization
|
|
vpor 32*5-256(%rax), %ymm0, %ymm0
|
|
vpor 32*6-256(%rax), %ymm0, %ymm0
|
|
vpor 32*7-256(%rax), %ymm0, %ymm0
|
|
vpor 32*8-256(%rax), %ymm0, %ymm0
|
|
vpor 32*9-256(%rax), %ymm0, %ymm0
|
|
vpor 32*10-256(%rax), %ymm0, %ymm0
|
|
vpor 32*11-256(%rax), %ymm0, %ymm0
|
|
vpor 32*12-512(%rcx), %ymm0, %ymm0
|
|
vpor 32*13-512(%rcx), %ymm0, %ymm0
|
|
vpor 32*14-512(%rcx), %ymm0, %ymm0
|
|
vpor 32*15-512(%rcx), %ymm0, %ymm0
|
|
vpor 32*16-512(%rcx), %ymm0, %ymm0
|
|
vpor 32*17-512(%rcx), %ymm0, %ymm0
|
|
vpcmpeqq %ymm1, %ymm0, %ymm0
|
|
vmovdqa %ymm0, `32*9*8+32`(%rsp)
|
|
|
|
# Z1^2 = Z1*Z1
|
|
lea `32*9*2`($a_ptr), %rsi
|
|
lea `32*9*2`(%rsp), %rdi
|
|
lea `32*9*8+32*2`(%rsp), %rcx # temporary vector
|
|
call avx2_sqr_x4
|
|
call avx2_normalize_n_store
|
|
|
|
# U2 = X2*Z1^2
|
|
lea `32*9*0`($b_ptr), %rsi
|
|
lea `32*9*2`(%rsp), %rdx
|
|
lea `32*9*0`(%rsp), %rdi
|
|
call avx2_mul_x4
|
|
#call avx2_normalize
|
|
`&STORE`
|
|
|
|
# S2 = Z1*Z1^2 = Z1^3
|
|
lea `32*9*2`($a_ptr), %rsi
|
|
lea `32*9*2`(%rsp), %rdx
|
|
lea `32*9*1`(%rsp), %rdi
|
|
call avx2_mul_x4
|
|
call avx2_normalize_n_store
|
|
|
|
# S2 = S2*Y2 = Y2*Z1^3
|
|
lea `32*9*1`($b_ptr), %rsi
|
|
lea `32*9*1`(%rsp), %rdx
|
|
lea `32*9*1`(%rsp), %rdi
|
|
call avx2_mul_x4
|
|
call avx2_normalize_n_store
|
|
|
|
# H = U2 - U1 = U2 - X1
|
|
lea `32*9*0`(%rsp), %rsi
|
|
lea `32*9*0`($a_ptr), %rdx
|
|
lea `32*9*3`(%rsp), %rdi
|
|
call avx2_sub_x4
|
|
call avx2_normalize_n_store
|
|
|
|
# R = S2 - S1 = S2 - Y1
|
|
lea `32*9*1`(%rsp), %rsi
|
|
lea `32*9*1`($a_ptr), %rdx
|
|
lea `32*9*4`(%rsp), %rdi
|
|
call avx2_sub_x4
|
|
call avx2_normalize_n_store
|
|
|
|
# Z3 = H*Z1*Z2
|
|
lea `32*9*3`(%rsp), %rsi
|
|
lea `32*9*2`($a_ptr), %rdx
|
|
lea `32*9*2`($r_ptr), %rdi
|
|
call avx2_mul_x4
|
|
call avx2_normalize
|
|
|
|
lea .LONE(%rip), %rsi
|
|
lea `32*9*2`($a_ptr), %rdx
|
|
call avx2_select_n_store
|
|
|
|
# R^2 = R^2
|
|
lea `32*9*4`(%rsp), %rsi
|
|
lea `32*9*6`(%rsp), %rdi
|
|
lea `32*9*8+32*2`(%rsp), %rcx # temporary vector
|
|
call avx2_sqr_x4
|
|
call avx2_normalize_n_store
|
|
|
|
# H^2 = H^2
|
|
lea `32*9*3`(%rsp), %rsi
|
|
lea `32*9*5`(%rsp), %rdi
|
|
call avx2_sqr_x4
|
|
call avx2_normalize_n_store
|
|
|
|
# H^3 = H^2*H
|
|
lea `32*9*3`(%rsp), %rsi
|
|
lea `32*9*5`(%rsp), %rdx
|
|
lea `32*9*7`(%rsp), %rdi
|
|
call avx2_mul_x4
|
|
call avx2_normalize_n_store
|
|
|
|
# U2 = U1*H^2
|
|
lea `32*9*0`($a_ptr), %rsi
|
|
lea `32*9*5`(%rsp), %rdx
|
|
lea `32*9*0`(%rsp), %rdi
|
|
call avx2_mul_x4
|
|
#call avx2_normalize
|
|
`&STORE`
|
|
|
|
# Hsqr = U2*2
|
|
#lea 32*9*0(%rsp), %rsi
|
|
#lea 32*9*5(%rsp), %rdi
|
|
#call avx2_mul_by2_x4
|
|
|
|
vpaddq $ACC0, $ACC0, $ACC0 # inlined avx2_mul_by2_x4
|
|
lea `32*9*5`(%rsp), %rdi
|
|
vpaddq $ACC1, $ACC1, $ACC1
|
|
vpaddq $ACC2, $ACC2, $ACC2
|
|
vpaddq $ACC3, $ACC3, $ACC3
|
|
vpaddq $ACC4, $ACC4, $ACC4
|
|
vpaddq $ACC5, $ACC5, $ACC5
|
|
vpaddq $ACC6, $ACC6, $ACC6
|
|
vpaddq $ACC7, $ACC7, $ACC7
|
|
vpaddq $ACC8, $ACC8, $ACC8
|
|
call avx2_normalize_n_store
|
|
|
|
# X3 = R^2 - H^3
|
|
#lea 32*9*6(%rsp), %rsi
|
|
#lea 32*9*7(%rsp), %rdx
|
|
#lea 32*9*5(%rsp), %rcx
|
|
#lea 32*9*0($r_ptr), %rdi
|
|
#call avx2_sub_x4
|
|
#NORMALIZE
|
|
#STORE
|
|
|
|
# X3 = X3 - U2*2
|
|
#lea 32*9*0($r_ptr), %rsi
|
|
#lea 32*9*0($r_ptr), %rdi
|
|
#call avx2_sub_x4
|
|
#NORMALIZE
|
|
#STORE
|
|
|
|
lea `32*9*6+128`(%rsp), %rsi
|
|
lea .LAVX2_POLY_x2+128(%rip), %rax
|
|
lea `32*9*7+128`(%rsp), %rdx
|
|
lea `32*9*5+128`(%rsp), %rcx
|
|
lea `32*9*0`($r_ptr), %rdi
|
|
|
|
vmovdqa 32*0-128(%rsi), $ACC0
|
|
vmovdqa 32*1-128(%rsi), $ACC1
|
|
vmovdqa 32*2-128(%rsi), $ACC2
|
|
vmovdqa 32*3-128(%rsi), $ACC3
|
|
vmovdqa 32*4-128(%rsi), $ACC4
|
|
vmovdqa 32*5-128(%rsi), $ACC5
|
|
vmovdqa 32*6-128(%rsi), $ACC6
|
|
vmovdqa 32*7-128(%rsi), $ACC7
|
|
vmovdqa 32*8-128(%rsi), $ACC8
|
|
|
|
vpaddq 32*0-128(%rax), $ACC0, $ACC0
|
|
vpaddq 32*1-128(%rax), $ACC1, $ACC1
|
|
vpaddq 32*2-128(%rax), $ACC2, $ACC2
|
|
vpaddq 32*3-128(%rax), $ACC3, $ACC3
|
|
vpaddq 32*4-128(%rax), $ACC4, $ACC4
|
|
vpaddq 32*5-128(%rax), $ACC5, $ACC5
|
|
vpaddq 32*6-128(%rax), $ACC6, $ACC6
|
|
vpaddq 32*7-128(%rax), $ACC7, $ACC7
|
|
vpaddq 32*8-128(%rax), $ACC8, $ACC8
|
|
|
|
vpsubq 32*0-128(%rdx), $ACC0, $ACC0
|
|
vpsubq 32*1-128(%rdx), $ACC1, $ACC1
|
|
vpsubq 32*2-128(%rdx), $ACC2, $ACC2
|
|
vpsubq 32*3-128(%rdx), $ACC3, $ACC3
|
|
vpsubq 32*4-128(%rdx), $ACC4, $ACC4
|
|
vpsubq 32*5-128(%rdx), $ACC5, $ACC5
|
|
vpsubq 32*6-128(%rdx), $ACC6, $ACC6
|
|
vpsubq 32*7-128(%rdx), $ACC7, $ACC7
|
|
vpsubq 32*8-128(%rdx), $ACC8, $ACC8
|
|
|
|
vpsubq 32*0-128(%rcx), $ACC0, $ACC0
|
|
vpsubq 32*1-128(%rcx), $ACC1, $ACC1
|
|
vpsubq 32*2-128(%rcx), $ACC2, $ACC2
|
|
vpsubq 32*3-128(%rcx), $ACC3, $ACC3
|
|
vpsubq 32*4-128(%rcx), $ACC4, $ACC4
|
|
vpsubq 32*5-128(%rcx), $ACC5, $ACC5
|
|
vpsubq 32*6-128(%rcx), $ACC6, $ACC6
|
|
vpsubq 32*7-128(%rcx), $ACC7, $ACC7
|
|
vpsubq 32*8-128(%rcx), $ACC8, $ACC8
|
|
call avx2_normalize
|
|
|
|
lea 32*0($b_ptr), %rsi
|
|
lea 32*0($a_ptr), %rdx
|
|
call avx2_select_n_store
|
|
|
|
# H = U2 - X3
|
|
lea `32*9*0`(%rsp), %rsi
|
|
lea `32*9*0`($r_ptr), %rdx
|
|
lea `32*9*3`(%rsp), %rdi
|
|
call avx2_sub_x4
|
|
call avx2_normalize_n_store
|
|
|
|
#
|
|
lea `32*9*3`(%rsp), %rsi
|
|
lea `32*9*4`(%rsp), %rdx
|
|
lea `32*9*3`(%rsp), %rdi
|
|
call avx2_mul_x4
|
|
call avx2_normalize_n_store
|
|
|
|
#
|
|
lea `32*9*7`(%rsp), %rsi
|
|
lea `32*9*1`($a_ptr), %rdx
|
|
lea `32*9*1`(%rsp), %rdi
|
|
call avx2_mul_x4
|
|
call avx2_normalize_n_store
|
|
|
|
#
|
|
lea `32*9*3`(%rsp), %rsi
|
|
lea `32*9*1`(%rsp), %rdx
|
|
lea `32*9*1`($r_ptr), %rdi
|
|
call avx2_sub_x4
|
|
call avx2_normalize
|
|
|
|
lea 32*9($b_ptr), %rsi
|
|
lea 32*9($a_ptr), %rdx
|
|
call avx2_select_n_store
|
|
|
|
#lea 32*9*0($r_ptr), %rsi
|
|
#lea 32*9*0($r_ptr), %rdi
|
|
#call avx2_mul_by1_x4
|
|
#NORMALIZE
|
|
#STORE
|
|
|
|
lea `32*9*1`($r_ptr), %rsi
|
|
lea `32*9*1`($r_ptr), %rdi
|
|
call avx2_mul_by1_x4
|
|
call avx2_normalize_n_store
|
|
|
|
vzeroupper
|
|
___
|
|
$code.=<<___ if ($win64);
|
|
movaps %xmm6, -16*10(%rbp)
|
|
movaps %xmm7, -16*9(%rbp)
|
|
movaps %xmm8, -16*8(%rbp)
|
|
movaps %xmm9, -16*7(%rbp)
|
|
movaps %xmm10, -16*6(%rbp)
|
|
movaps %xmm11, -16*5(%rbp)
|
|
movaps %xmm12, -16*4(%rbp)
|
|
movaps %xmm13, -16*3(%rbp)
|
|
movaps %xmm14, -16*2(%rbp)
|
|
movaps %xmm15, -16*1(%rbp)
|
|
___
|
|
$code.=<<___;
|
|
mov %rbp, %rsp
|
|
pop %rbp
|
|
ret
|
|
.size ecp_nistz256_avx2_point_add_affine_x4,.-ecp_nistz256_avx2_point_add_affine_x4
|
|
|
|
################################################################################
|
|
# void ecp_nistz256_avx2_point_add_affines_x4(void* RESULTx4, void *Ax4, void *Bx4);
|
|
.globl ecp_nistz256_avx2_point_add_affines_x4
|
|
.type ecp_nistz256_avx2_point_add_affines_x4,\@function,3
|
|
.align 32
|
|
ecp_nistz256_avx2_point_add_affines_x4:
|
|
mov %rsp, %rax
|
|
push %rbp
|
|
vzeroupper
|
|
___
|
|
$code.=<<___ if ($win64);
|
|
lea -16*10(%rsp), %rsp
|
|
vmovaps %xmm6, -8-16*10(%rax)
|
|
vmovaps %xmm7, -8-16*9(%rax)
|
|
vmovaps %xmm8, -8-16*8(%rax)
|
|
vmovaps %xmm9, -8-16*7(%rax)
|
|
vmovaps %xmm10, -8-16*6(%rax)
|
|
vmovaps %xmm11, -8-16*5(%rax)
|
|
vmovaps %xmm12, -8-16*4(%rax)
|
|
vmovaps %xmm13, -8-16*3(%rax)
|
|
vmovaps %xmm14, -8-16*2(%rax)
|
|
vmovaps %xmm15, -8-16*1(%rax)
|
|
___
|
|
$code.=<<___;
|
|
lea -8(%rax), %rbp
|
|
|
|
# Result + 32*0 = Result.X
|
|
# Result + 32*9 = Result.Y
|
|
# Result + 32*18 = Result.Z
|
|
|
|
# A + 32*0 = A.X
|
|
# A + 32*9 = A.Y
|
|
|
|
# B + 32*0 = B.X
|
|
# B + 32*9 = B.Y
|
|
|
|
sub \$`32*9*8+32*2+32*8`, %rsp
|
|
and \$-64, %rsp
|
|
|
|
mov $r_ptr_in, $r_ptr
|
|
mov $a_ptr_in, $a_ptr
|
|
mov $b_ptr_in, $b_ptr
|
|
|
|
vmovdqa 32*0($a_ptr_in), %ymm0
|
|
vmovdqa .LAVX2_AND_MASK(%rip), $AND_MASK
|
|
vpxor %ymm1, %ymm1, %ymm1
|
|
lea 256($a_ptr_in), %rax # size optimization
|
|
vpor 32*1($a_ptr_in), %ymm0, %ymm0
|
|
vpor 32*2($a_ptr_in), %ymm0, %ymm0
|
|
vpor 32*3($a_ptr_in), %ymm0, %ymm0
|
|
vpor 32*4-256(%rax), %ymm0, %ymm0
|
|
lea 256(%rax), %rcx # size optimization
|
|
vpor 32*5-256(%rax), %ymm0, %ymm0
|
|
vpor 32*6-256(%rax), %ymm0, %ymm0
|
|
vpor 32*7-256(%rax), %ymm0, %ymm0
|
|
vpor 32*8-256(%rax), %ymm0, %ymm0
|
|
vpor 32*9-256(%rax), %ymm0, %ymm0
|
|
vpor 32*10-256(%rax), %ymm0, %ymm0
|
|
vpor 32*11-256(%rax), %ymm0, %ymm0
|
|
vpor 32*12-512(%rcx), %ymm0, %ymm0
|
|
vpor 32*13-512(%rcx), %ymm0, %ymm0
|
|
vpor 32*14-512(%rcx), %ymm0, %ymm0
|
|
vpor 32*15-512(%rcx), %ymm0, %ymm0
|
|
vpor 32*16-512(%rcx), %ymm0, %ymm0
|
|
vpor 32*17-512(%rcx), %ymm0, %ymm0
|
|
vpcmpeqq %ymm1, %ymm0, %ymm0
|
|
vmovdqa %ymm0, `32*9*8`(%rsp)
|
|
|
|
vpxor %ymm1, %ymm1, %ymm1
|
|
vmovdqa 32*0($b_ptr), %ymm0
|
|
lea 256($b_ptr), %rax # size optimization
|
|
vpor 32*1($b_ptr), %ymm0, %ymm0
|
|
vpor 32*2($b_ptr), %ymm0, %ymm0
|
|
vpor 32*3($b_ptr), %ymm0, %ymm0
|
|
vpor 32*4-256(%rax), %ymm0, %ymm0
|
|
lea 256(%rax), %rcx # size optimization
|
|
vpor 32*5-256(%rax), %ymm0, %ymm0
|
|
vpor 32*6-256(%rax), %ymm0, %ymm0
|
|
vpor 32*7-256(%rax), %ymm0, %ymm0
|
|
vpor 32*8-256(%rax), %ymm0, %ymm0
|
|
vpor 32*9-256(%rax), %ymm0, %ymm0
|
|
vpor 32*10-256(%rax), %ymm0, %ymm0
|
|
vpor 32*11-256(%rax), %ymm0, %ymm0
|
|
vpor 32*12-512(%rcx), %ymm0, %ymm0
|
|
vpor 32*13-512(%rcx), %ymm0, %ymm0
|
|
vpor 32*14-512(%rcx), %ymm0, %ymm0
|
|
vpor 32*15-512(%rcx), %ymm0, %ymm0
|
|
vpor 32*16-512(%rcx), %ymm0, %ymm0
|
|
vpor 32*17-512(%rcx), %ymm0, %ymm0
|
|
vpcmpeqq %ymm1, %ymm0, %ymm0
|
|
vmovdqa %ymm0, `32*9*8+32`(%rsp)
|
|
|
|
# H = U2 - U1 = X2 - X1
|
|
lea `32*9*0`($b_ptr), %rsi
|
|
lea `32*9*0`($a_ptr), %rdx
|
|
lea `32*9*3`(%rsp), %rdi
|
|
call avx2_sub_x4
|
|
call avx2_normalize_n_store
|
|
|
|
# R = S2 - S1 = Y2 - Y1
|
|
lea `32*9*1`($b_ptr), %rsi
|
|
lea `32*9*1`($a_ptr), %rdx
|
|
lea `32*9*4`(%rsp), %rdi
|
|
call avx2_sub_x4
|
|
call avx2_normalize_n_store
|
|
|
|
# Z3 = H*Z1*Z2 = H
|
|
lea `32*9*3`(%rsp), %rsi
|
|
lea `32*9*2`($r_ptr), %rdi
|
|
call avx2_mul_by1_x4
|
|
call avx2_normalize
|
|
|
|
vmovdqa `32*9*8`(%rsp), $B
|
|
vpor `32*9*8+32`(%rsp), $B, $B
|
|
|
|
vpandn $ACC0, $B, $ACC0
|
|
lea .LONE+128(%rip), %rax
|
|
vpandn $ACC1, $B, $ACC1
|
|
vpandn $ACC2, $B, $ACC2
|
|
vpandn $ACC3, $B, $ACC3
|
|
vpandn $ACC4, $B, $ACC4
|
|
vpandn $ACC5, $B, $ACC5
|
|
vpandn $ACC6, $B, $ACC6
|
|
vpandn $ACC7, $B, $ACC7
|
|
|
|
vpand 32*0-128(%rax), $B, $T0
|
|
vpandn $ACC8, $B, $ACC8
|
|
vpand 32*1-128(%rax), $B, $Y
|
|
vpxor $T0, $ACC0, $ACC0
|
|
vpand 32*2-128(%rax), $B, $T0
|
|
vpxor $Y, $ACC1, $ACC1
|
|
vpand 32*3-128(%rax), $B, $Y
|
|
vpxor $T0, $ACC2, $ACC2
|
|
vpand 32*4-128(%rax), $B, $T0
|
|
vpxor $Y, $ACC3, $ACC3
|
|
vpand 32*5-128(%rax), $B, $Y
|
|
vpxor $T0, $ACC4, $ACC4
|
|
vpand 32*6-128(%rax), $B, $T0
|
|
vpxor $Y, $ACC5, $ACC5
|
|
vpand 32*7-128(%rax), $B, $Y
|
|
vpxor $T0, $ACC6, $ACC6
|
|
vpand 32*8-128(%rax), $B, $T0
|
|
vpxor $Y, $ACC7, $ACC7
|
|
vpxor $T0, $ACC8, $ACC8
|
|
`&STORE`
|
|
|
|
# R^2 = R^2
|
|
lea `32*9*4`(%rsp), %rsi
|
|
lea `32*9*6`(%rsp), %rdi
|
|
lea `32*9*8+32*2`(%rsp), %rcx # temporary vector
|
|
call avx2_sqr_x4
|
|
call avx2_normalize_n_store
|
|
|
|
# H^2 = H^2
|
|
lea `32*9*3`(%rsp), %rsi
|
|
lea `32*9*5`(%rsp), %rdi
|
|
call avx2_sqr_x4
|
|
call avx2_normalize_n_store
|
|
|
|
# H^3 = H^2*H
|
|
lea `32*9*3`(%rsp), %rsi
|
|
lea `32*9*5`(%rsp), %rdx
|
|
lea `32*9*7`(%rsp), %rdi
|
|
call avx2_mul_x4
|
|
call avx2_normalize_n_store
|
|
|
|
# U2 = U1*H^2
|
|
lea `32*9*0`($a_ptr), %rsi
|
|
lea `32*9*5`(%rsp), %rdx
|
|
lea `32*9*0`(%rsp), %rdi
|
|
call avx2_mul_x4
|
|
#call avx2_normalize
|
|
`&STORE`
|
|
|
|
# Hsqr = U2*2
|
|
#lea 32*9*0(%rsp), %rsi
|
|
#lea 32*9*5(%rsp), %rdi
|
|
#call avx2_mul_by2_x4
|
|
|
|
vpaddq $ACC0, $ACC0, $ACC0 # inlined avx2_mul_by2_x4
|
|
lea `32*9*5`(%rsp), %rdi
|
|
vpaddq $ACC1, $ACC1, $ACC1
|
|
vpaddq $ACC2, $ACC2, $ACC2
|
|
vpaddq $ACC3, $ACC3, $ACC3
|
|
vpaddq $ACC4, $ACC4, $ACC4
|
|
vpaddq $ACC5, $ACC5, $ACC5
|
|
vpaddq $ACC6, $ACC6, $ACC6
|
|
vpaddq $ACC7, $ACC7, $ACC7
|
|
vpaddq $ACC8, $ACC8, $ACC8
|
|
call avx2_normalize_n_store
|
|
|
|
# X3 = R^2 - H^3
|
|
#lea 32*9*6(%rsp), %rsi
|
|
#lea 32*9*7(%rsp), %rdx
|
|
#lea 32*9*5(%rsp), %rcx
|
|
#lea 32*9*0($r_ptr), %rdi
|
|
#call avx2_sub_x4
|
|
#NORMALIZE
|
|
#STORE
|
|
|
|
# X3 = X3 - U2*2
|
|
#lea 32*9*0($r_ptr), %rsi
|
|
#lea 32*9*0($r_ptr), %rdi
|
|
#call avx2_sub_x4
|
|
#NORMALIZE
|
|
#STORE
|
|
|
|
lea `32*9*6+128`(%rsp), %rsi
|
|
lea .LAVX2_POLY_x2+128(%rip), %rax
|
|
lea `32*9*7+128`(%rsp), %rdx
|
|
lea `32*9*5+128`(%rsp), %rcx
|
|
lea `32*9*0`($r_ptr), %rdi
|
|
|
|
vmovdqa 32*0-128(%rsi), $ACC0
|
|
vmovdqa 32*1-128(%rsi), $ACC1
|
|
vmovdqa 32*2-128(%rsi), $ACC2
|
|
vmovdqa 32*3-128(%rsi), $ACC3
|
|
vmovdqa 32*4-128(%rsi), $ACC4
|
|
vmovdqa 32*5-128(%rsi), $ACC5
|
|
vmovdqa 32*6-128(%rsi), $ACC6
|
|
vmovdqa 32*7-128(%rsi), $ACC7
|
|
vmovdqa 32*8-128(%rsi), $ACC8
|
|
|
|
vpaddq 32*0-128(%rax), $ACC0, $ACC0
|
|
vpaddq 32*1-128(%rax), $ACC1, $ACC1
|
|
vpaddq 32*2-128(%rax), $ACC2, $ACC2
|
|
vpaddq 32*3-128(%rax), $ACC3, $ACC3
|
|
vpaddq 32*4-128(%rax), $ACC4, $ACC4
|
|
vpaddq 32*5-128(%rax), $ACC5, $ACC5
|
|
vpaddq 32*6-128(%rax), $ACC6, $ACC6
|
|
vpaddq 32*7-128(%rax), $ACC7, $ACC7
|
|
vpaddq 32*8-128(%rax), $ACC8, $ACC8
|
|
|
|
vpsubq 32*0-128(%rdx), $ACC0, $ACC0
|
|
vpsubq 32*1-128(%rdx), $ACC1, $ACC1
|
|
vpsubq 32*2-128(%rdx), $ACC2, $ACC2
|
|
vpsubq 32*3-128(%rdx), $ACC3, $ACC3
|
|
vpsubq 32*4-128(%rdx), $ACC4, $ACC4
|
|
vpsubq 32*5-128(%rdx), $ACC5, $ACC5
|
|
vpsubq 32*6-128(%rdx), $ACC6, $ACC6
|
|
vpsubq 32*7-128(%rdx), $ACC7, $ACC7
|
|
vpsubq 32*8-128(%rdx), $ACC8, $ACC8
|
|
|
|
vpsubq 32*0-128(%rcx), $ACC0, $ACC0
|
|
vpsubq 32*1-128(%rcx), $ACC1, $ACC1
|
|
vpsubq 32*2-128(%rcx), $ACC2, $ACC2
|
|
vpsubq 32*3-128(%rcx), $ACC3, $ACC3
|
|
vpsubq 32*4-128(%rcx), $ACC4, $ACC4
|
|
vpsubq 32*5-128(%rcx), $ACC5, $ACC5
|
|
vpsubq 32*6-128(%rcx), $ACC6, $ACC6
|
|
vpsubq 32*7-128(%rcx), $ACC7, $ACC7
|
|
vpsubq 32*8-128(%rcx), $ACC8, $ACC8
|
|
call avx2_normalize
|
|
|
|
lea 32*0($b_ptr), %rsi
|
|
lea 32*0($a_ptr), %rdx
|
|
call avx2_select_n_store
|
|
|
|
# H = U2 - X3
|
|
lea `32*9*0`(%rsp), %rsi
|
|
lea `32*9*0`($r_ptr), %rdx
|
|
lea `32*9*3`(%rsp), %rdi
|
|
call avx2_sub_x4
|
|
call avx2_normalize_n_store
|
|
|
|
# H = H*R
|
|
lea `32*9*3`(%rsp), %rsi
|
|
lea `32*9*4`(%rsp), %rdx
|
|
lea `32*9*3`(%rsp), %rdi
|
|
call avx2_mul_x4
|
|
call avx2_normalize_n_store
|
|
|
|
# S2 = S1 * H^3
|
|
lea `32*9*7`(%rsp), %rsi
|
|
lea `32*9*1`($a_ptr), %rdx
|
|
lea `32*9*1`(%rsp), %rdi
|
|
call avx2_mul_x4
|
|
call avx2_normalize_n_store
|
|
|
|
#
|
|
lea `32*9*3`(%rsp), %rsi
|
|
lea `32*9*1`(%rsp), %rdx
|
|
lea `32*9*1`($r_ptr), %rdi
|
|
call avx2_sub_x4
|
|
call avx2_normalize
|
|
|
|
lea 32*9($b_ptr), %rsi
|
|
lea 32*9($a_ptr), %rdx
|
|
call avx2_select_n_store
|
|
|
|
#lea 32*9*0($r_ptr), %rsi
|
|
#lea 32*9*0($r_ptr), %rdi
|
|
#call avx2_mul_by1_x4
|
|
#NORMALIZE
|
|
#STORE
|
|
|
|
lea `32*9*1`($r_ptr), %rsi
|
|
lea `32*9*1`($r_ptr), %rdi
|
|
call avx2_mul_by1_x4
|
|
call avx2_normalize_n_store
|
|
|
|
vzeroupper
|
|
___
|
|
$code.=<<___ if ($win64);
|
|
movaps %xmm6, -16*10(%rbp)
|
|
movaps %xmm7, -16*9(%rbp)
|
|
movaps %xmm8, -16*8(%rbp)
|
|
movaps %xmm9, -16*7(%rbp)
|
|
movaps %xmm10, -16*6(%rbp)
|
|
movaps %xmm11, -16*5(%rbp)
|
|
movaps %xmm12, -16*4(%rbp)
|
|
movaps %xmm13, -16*3(%rbp)
|
|
movaps %xmm14, -16*2(%rbp)
|
|
movaps %xmm15, -16*1(%rbp)
|
|
___
|
|
$code.=<<___;
|
|
mov %rbp, %rsp
|
|
pop %rbp
|
|
ret
|
|
.size ecp_nistz256_avx2_point_add_affines_x4,.-ecp_nistz256_avx2_point_add_affines_x4
|
|
|
|
################################################################################
|
|
# void ecp_nistz256_avx2_to_mont(void* RESULTx4, void *Ax4);
|
|
.globl ecp_nistz256_avx2_to_mont
|
|
.type ecp_nistz256_avx2_to_mont,\@function,2
|
|
.align 32
|
|
ecp_nistz256_avx2_to_mont:
|
|
vzeroupper
|
|
___
|
|
$code.=<<___ if ($win64);
|
|
lea -8-16*10(%rsp), %rsp
|
|
vmovaps %xmm6, -8-16*10(%rax)
|
|
vmovaps %xmm7, -8-16*9(%rax)
|
|
vmovaps %xmm8, -8-16*8(%rax)
|
|
vmovaps %xmm9, -8-16*7(%rax)
|
|
vmovaps %xmm10, -8-16*6(%rax)
|
|
vmovaps %xmm11, -8-16*5(%rax)
|
|
vmovaps %xmm12, -8-16*4(%rax)
|
|
vmovaps %xmm13, -8-16*3(%rax)
|
|
vmovaps %xmm14, -8-16*2(%rax)
|
|
vmovaps %xmm15, -8-16*1(%rax)
|
|
___
|
|
$code.=<<___;
|
|
vmovdqa .LAVX2_AND_MASK(%rip), $AND_MASK
|
|
lea .LTO_MONT_AVX2(%rip), %rdx
|
|
call avx2_mul_x4
|
|
call avx2_normalize_n_store
|
|
|
|
vzeroupper
|
|
___
|
|
$code.=<<___ if ($win64);
|
|
movaps 16*0(%rsp), %xmm6
|
|
movaps 16*1(%rsp), %xmm7
|
|
movaps 16*2(%rsp), %xmm8
|
|
movaps 16*3(%rsp), %xmm9
|
|
movaps 16*4(%rsp), %xmm10
|
|
movaps 16*5(%rsp), %xmm11
|
|
movaps 16*6(%rsp), %xmm12
|
|
movaps 16*7(%rsp), %xmm13
|
|
movaps 16*8(%rsp), %xmm14
|
|
movaps 16*9(%rsp), %xmm15
|
|
lea 8+16*10(%rsp), %rsp
|
|
___
|
|
$code.=<<___;
|
|
ret
|
|
.size ecp_nistz256_avx2_to_mont,.-ecp_nistz256_avx2_to_mont
|
|
|
|
################################################################################
|
|
# void ecp_nistz256_avx2_from_mont(void* RESULTx4, void *Ax4);
|
|
.globl ecp_nistz256_avx2_from_mont
|
|
.type ecp_nistz256_avx2_from_mont,\@function,2
|
|
.align 32
|
|
ecp_nistz256_avx2_from_mont:
|
|
vzeroupper
|
|
___
|
|
$code.=<<___ if ($win64);
|
|
lea -8-16*10(%rsp), %rsp
|
|
vmovaps %xmm6, -8-16*10(%rax)
|
|
vmovaps %xmm7, -8-16*9(%rax)
|
|
vmovaps %xmm8, -8-16*8(%rax)
|
|
vmovaps %xmm9, -8-16*7(%rax)
|
|
vmovaps %xmm10, -8-16*6(%rax)
|
|
vmovaps %xmm11, -8-16*5(%rax)
|
|
vmovaps %xmm12, -8-16*4(%rax)
|
|
vmovaps %xmm13, -8-16*3(%rax)
|
|
vmovaps %xmm14, -8-16*2(%rax)
|
|
vmovaps %xmm15, -8-16*1(%rax)
|
|
___
|
|
$code.=<<___;
|
|
vmovdqa .LAVX2_AND_MASK(%rip), $AND_MASK
|
|
lea .LFROM_MONT_AVX2(%rip), %rdx
|
|
call avx2_mul_x4
|
|
call avx2_normalize_n_store
|
|
|
|
vzeroupper
|
|
___
|
|
$code.=<<___ if ($win64);
|
|
movaps 16*0(%rsp), %xmm6
|
|
movaps 16*1(%rsp), %xmm7
|
|
movaps 16*2(%rsp), %xmm8
|
|
movaps 16*3(%rsp), %xmm9
|
|
movaps 16*4(%rsp), %xmm10
|
|
movaps 16*5(%rsp), %xmm11
|
|
movaps 16*6(%rsp), %xmm12
|
|
movaps 16*7(%rsp), %xmm13
|
|
movaps 16*8(%rsp), %xmm14
|
|
movaps 16*9(%rsp), %xmm15
|
|
lea 8+16*10(%rsp), %rsp
|
|
___
|
|
$code.=<<___;
|
|
ret
|
|
.size ecp_nistz256_avx2_from_mont,.-ecp_nistz256_avx2_from_mont
|
|
|
|
################################################################################
|
|
# void ecp_nistz256_avx2_set1(void* RESULTx4);
|
|
.globl ecp_nistz256_avx2_set1
|
|
.type ecp_nistz256_avx2_set1,\@function,1
|
|
.align 32
|
|
ecp_nistz256_avx2_set1:
|
|
lea .LONE+128(%rip), %rax
|
|
lea 128(%rdi), %rdi
|
|
vzeroupper
|
|
vmovdqa 32*0-128(%rax), %ymm0
|
|
vmovdqa 32*1-128(%rax), %ymm1
|
|
vmovdqa 32*2-128(%rax), %ymm2
|
|
vmovdqa 32*3-128(%rax), %ymm3
|
|
vmovdqa 32*4-128(%rax), %ymm4
|
|
vmovdqa 32*5-128(%rax), %ymm5
|
|
vmovdqa %ymm0, 32*0-128(%rdi)
|
|
vmovdqa 32*6-128(%rax), %ymm0
|
|
vmovdqa %ymm1, 32*1-128(%rdi)
|
|
vmovdqa 32*7-128(%rax), %ymm1
|
|
vmovdqa %ymm2, 32*2-128(%rdi)
|
|
vmovdqa 32*8-128(%rax), %ymm2
|
|
vmovdqa %ymm3, 32*3-128(%rdi)
|
|
vmovdqa %ymm4, 32*4-128(%rdi)
|
|
vmovdqa %ymm5, 32*5-128(%rdi)
|
|
vmovdqa %ymm0, 32*6-128(%rdi)
|
|
vmovdqa %ymm1, 32*7-128(%rdi)
|
|
vmovdqa %ymm2, 32*8-128(%rdi)
|
|
|
|
vzeroupper
|
|
ret
|
|
.size ecp_nistz256_avx2_set1,.-ecp_nistz256_avx2_set1
|
|
___
|
|
}
|
|
{
|
|
################################################################################
|
|
# void ecp_nistz256_avx2_multi_gather_w7(void* RESULT, void *in,
|
|
# int index0, int index1, int index2, int index3);
|
|
################################################################################
|
|
|
|
my ($val,$in_t,$index0,$index1,$index2,$index3)=("%rdi","%rsi","%edx","%ecx","%r8d","%r9d");
|
|
my ($INDEX0,$INDEX1,$INDEX2,$INDEX3)=map("%ymm$_",(0..3));
|
|
my ($R0a,$R0b,$R1a,$R1b,$R2a,$R2b,$R3a,$R3b)=map("%ymm$_",(4..11));
|
|
my ($M0,$T0,$T1,$TMP0)=map("%ymm$_",(12..15));
|
|
|
|
$code.=<<___;
|
|
.globl ecp_nistz256_avx2_multi_gather_w7
|
|
.type ecp_nistz256_avx2_multi_gather_w7,\@function,6
|
|
.align 32
|
|
ecp_nistz256_avx2_multi_gather_w7:
|
|
vzeroupper
|
|
___
|
|
$code.=<<___ if ($win64);
|
|
lea -8-16*10(%rsp), %rsp
|
|
vmovaps %xmm6, -8-16*10(%rax)
|
|
vmovaps %xmm7, -8-16*9(%rax)
|
|
vmovaps %xmm8, -8-16*8(%rax)
|
|
vmovaps %xmm9, -8-16*7(%rax)
|
|
vmovaps %xmm10, -8-16*6(%rax)
|
|
vmovaps %xmm11, -8-16*5(%rax)
|
|
vmovaps %xmm12, -8-16*4(%rax)
|
|
vmovaps %xmm13, -8-16*3(%rax)
|
|
vmovaps %xmm14, -8-16*2(%rax)
|
|
vmovaps %xmm15, -8-16*1(%rax)
|
|
___
|
|
$code.=<<___;
|
|
lea .LIntOne(%rip), %rax
|
|
|
|
vmovd $index0, %xmm0
|
|
vmovd $index1, %xmm1
|
|
vmovd $index2, %xmm2
|
|
vmovd $index3, %xmm3
|
|
|
|
vpxor $R0a, $R0a, $R0a
|
|
vpxor $R0b, $R0b, $R0b
|
|
vpxor $R1a, $R1a, $R1a
|
|
vpxor $R1b, $R1b, $R1b
|
|
vpxor $R2a, $R2a, $R2a
|
|
vpxor $R2b, $R2b, $R2b
|
|
vpxor $R3a, $R3a, $R3a
|
|
vpxor $R3b, $R3b, $R3b
|
|
vmovdqa (%rax), $M0
|
|
|
|
vpermd $INDEX0, $R0a, $INDEX0
|
|
vpermd $INDEX1, $R0a, $INDEX1
|
|
vpermd $INDEX2, $R0a, $INDEX2
|
|
vpermd $INDEX3, $R0a, $INDEX3
|
|
|
|
mov \$64, %ecx
|
|
lea 112($val), $val # size optimization
|
|
jmp .Lmulti_select_loop_avx2
|
|
|
|
# INDEX=0, corresponds to the point at infty (0,0)
|
|
.align 32
|
|
.Lmulti_select_loop_avx2:
|
|
vpcmpeqd $INDEX0, $M0, $TMP0
|
|
|
|
vmovdqa `32*0+32*64*2*0`($in_t), $T0
|
|
vmovdqa `32*1+32*64*2*0`($in_t), $T1
|
|
vpand $TMP0, $T0, $T0
|
|
vpand $TMP0, $T1, $T1
|
|
vpxor $T0, $R0a, $R0a
|
|
vpxor $T1, $R0b, $R0b
|
|
|
|
vpcmpeqd $INDEX1, $M0, $TMP0
|
|
|
|
vmovdqa `32*0+32*64*2*1`($in_t), $T0
|
|
vmovdqa `32*1+32*64*2*1`($in_t), $T1
|
|
vpand $TMP0, $T0, $T0
|
|
vpand $TMP0, $T1, $T1
|
|
vpxor $T0, $R1a, $R1a
|
|
vpxor $T1, $R1b, $R1b
|
|
|
|
vpcmpeqd $INDEX2, $M0, $TMP0
|
|
|
|
vmovdqa `32*0+32*64*2*2`($in_t), $T0
|
|
vmovdqa `32*1+32*64*2*2`($in_t), $T1
|
|
vpand $TMP0, $T0, $T0
|
|
vpand $TMP0, $T1, $T1
|
|
vpxor $T0, $R2a, $R2a
|
|
vpxor $T1, $R2b, $R2b
|
|
|
|
vpcmpeqd $INDEX3, $M0, $TMP0
|
|
|
|
vmovdqa `32*0+32*64*2*3`($in_t), $T0
|
|
vmovdqa `32*1+32*64*2*3`($in_t), $T1
|
|
vpand $TMP0, $T0, $T0
|
|
vpand $TMP0, $T1, $T1
|
|
vpxor $T0, $R3a, $R3a
|
|
vpxor $T1, $R3b, $R3b
|
|
|
|
vpaddd (%rax), $M0, $M0 # increment
|
|
lea 32*2($in_t), $in_t
|
|
|
|
dec %ecx
|
|
jnz .Lmulti_select_loop_avx2
|
|
|
|
vmovdqu $R0a, 32*0-112($val)
|
|
vmovdqu $R0b, 32*1-112($val)
|
|
vmovdqu $R1a, 32*2-112($val)
|
|
vmovdqu $R1b, 32*3-112($val)
|
|
vmovdqu $R2a, 32*4-112($val)
|
|
vmovdqu $R2b, 32*5-112($val)
|
|
vmovdqu $R3a, 32*6-112($val)
|
|
vmovdqu $R3b, 32*7-112($val)
|
|
|
|
vzeroupper
|
|
___
|
|
$code.=<<___ if ($win64);
|
|
movaps 16*0(%rsp), %xmm6
|
|
movaps 16*1(%rsp), %xmm7
|
|
movaps 16*2(%rsp), %xmm8
|
|
movaps 16*3(%rsp), %xmm9
|
|
movaps 16*4(%rsp), %xmm10
|
|
movaps 16*5(%rsp), %xmm11
|
|
movaps 16*6(%rsp), %xmm12
|
|
movaps 16*7(%rsp), %xmm13
|
|
movaps 16*8(%rsp), %xmm14
|
|
movaps 16*9(%rsp), %xmm15
|
|
lea 8+16*10(%rsp), %rsp
|
|
___
|
|
$code.=<<___;
|
|
ret
|
|
.size ecp_nistz256_avx2_multi_gather_w7,.-ecp_nistz256_avx2_multi_gather_w7
|
|
|
|
.extern OPENSSL_ia32cap_P
|
|
.globl ecp_nistz_avx2_eligible
|
|
.type ecp_nistz_avx2_eligible,\@abi-omnipotent
|
|
.align 32
|
|
ecp_nistz_avx2_eligible:
|
|
mov OPENSSL_ia32cap_P+8(%rip),%eax
|
|
shr \$5,%eax
|
|
and \$1,%eax
|
|
ret
|
|
.size ecp_nistz_avx2_eligible,.-ecp_nistz_avx2_eligible
|
|
___
|
|
}
|
|
}} else {{ # assembler is too old
|
|
$code.=<<___;
|
|
.text
|
|
|
|
.globl ecp_nistz256_avx2_transpose_convert
|
|
.globl ecp_nistz256_avx2_convert_transpose_back
|
|
.globl ecp_nistz256_avx2_point_add_affine_x4
|
|
.globl ecp_nistz256_avx2_point_add_affines_x4
|
|
.globl ecp_nistz256_avx2_to_mont
|
|
.globl ecp_nistz256_avx2_from_mont
|
|
.globl ecp_nistz256_avx2_set1
|
|
.globl ecp_nistz256_avx2_multi_gather_w7
|
|
.type ecp_nistz256_avx2_multi_gather_w7,\@abi-omnipotent
|
|
ecp_nistz256_avx2_transpose_convert:
|
|
ecp_nistz256_avx2_convert_transpose_back:
|
|
ecp_nistz256_avx2_point_add_affine_x4:
|
|
ecp_nistz256_avx2_point_add_affines_x4:
|
|
ecp_nistz256_avx2_to_mont:
|
|
ecp_nistz256_avx2_from_mont:
|
|
ecp_nistz256_avx2_set1:
|
|
ecp_nistz256_avx2_multi_gather_w7:
|
|
.byte 0x0f,0x0b # ud2
|
|
ret
|
|
.size ecp_nistz256_avx2_multi_gather_w7,.-ecp_nistz256_avx2_multi_gather_w7
|
|
|
|
.globl ecp_nistz_avx2_eligible
|
|
.type ecp_nistz_avx2_eligible,\@abi-omnipotent
|
|
ecp_nistz_avx2_eligible:
|
|
xor %eax,%eax
|
|
ret
|
|
.size ecp_nistz_avx2_eligible,.-ecp_nistz_avx2_eligible
|
|
___
|
|
}}
|
|
|
|
foreach (split("\n",$code)) {
|
|
s/\`([^\`]*)\`/eval($1)/geo;
|
|
|
|
print $_,"\n";
|
|
}
|
|
|
|
close STDOUT;
|