1561 lines
37 KiB
Perl
1561 lines
37 KiB
Perl
#!/usr/bin/env perl
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# ====================================================================
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# Written by Andy Polyakov <appro@openssl.org> for the OpenSSL
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# project. The module is, however, dual licensed under OpenSSL and
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# CRYPTOGAMS licenses depending on where you obtain it. For further
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# details see http://www.openssl.org/~appro/cryptogams/.
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# ====================================================================
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# Multi-buffer SHA256 procedure processes n buffers in parallel by
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# placing buffer data to designated lane of SIMD register. n is
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# naturally limited to 4 on pre-AVX2 processors and to 8 on
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# AVX2-capable processors such as Haswell.
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#
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# this +aesni(i) sha256 aesni-sha256 gain(iv)
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# -------------------------------------------------------------------
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# Westmere(ii) 23.3/n +1.28=7.11(n=4) 12.3 +3.75=16.1 +126%
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# Atom(ii) 38.7/n +3.93=13.6(n=4) 20.8 +5.69=26.5 +95%
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# Sandy Bridge (20.5 +5.15=25.7)/n 11.6 13.0 +103%
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# Ivy Bridge (20.4 +5.14=25.5)/n 10.3 11.6 +82%
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# Haswell(iii) (21.0 +5.00=26.0)/n 7.80 8.79 +170%
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# Bulldozer (21.6 +5.76=27.4)/n 13.6 13.7 +100%
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#
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# (i) multi-block CBC encrypt with 128-bit key;
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# (ii) (HASH+AES)/n does not apply to Westmere for n>3 and Atom,
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# because of lower AES-NI instruction throughput, nor is there
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# AES-NI-SHA256 stitch for these processors;
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# (iii) "this" is for n=8, when we gather twice as much data, result
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# for n=4 is 20.3+4.44=24.7;
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# (iv) presented improvement coefficients are asymptotic limits and
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# in real-life application are somewhat lower, e.g. for 2KB
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# fragments they range from 75% to 130% (on Haswell);
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$flavour = shift;
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$output = shift;
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if ($flavour =~ /\./) { $output = $flavour; undef $flavour; }
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$win64=0; $win64=1 if ($flavour =~ /[nm]asm|mingw64/ || $output =~ /\.asm$/);
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$0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
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( $xlate="${dir}x86_64-xlate.pl" and -f $xlate ) or
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( $xlate="${dir}../../perlasm/x86_64-xlate.pl" and -f $xlate) or
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die "can't locate x86_64-xlate.pl";
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$avx=0;
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if (`$ENV{CC} -Wa,-v -c -o /dev/null -x assembler /dev/null 2>&1`
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=~ /GNU assembler version ([2-9]\.[0-9]+)/) {
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$avx = ($1>=2.19) + ($1>=2.22);
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}
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if (!$avx && $win64 && ($flavour =~ /nasm/ || $ENV{ASM} =~ /nasm/) &&
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`nasm -v 2>&1` =~ /NASM version ([2-9]\.[0-9]+)/) {
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$avx = ($1>=2.09) + ($1>=2.10);
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}
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if (!$avx && $win64 && ($flavour =~ /masm/ || $ENV{ASM} =~ /ml64/) &&
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`ml64 2>&1` =~ /Version ([0-9]+)\./) {
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$avx = ($1>=10) + ($1>=11);
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}
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if (!$avx && `$ENV{CC} -v 2>&1` =~ /((?:^clang|LLVM) version|.*based on LLVM) ([3-9]\.[0-9]+)/) {
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$avx = ($2>=3.0) + ($2>3.0);
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}
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open OUT,"| \"$^X\" $xlate $flavour $output";
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*STDOUT=*OUT;
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# void sha256_multi_block (
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# struct { unsigned int A[8];
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# unsigned int B[8];
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# unsigned int C[8];
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# unsigned int D[8];
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# unsigned int E[8];
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# unsigned int F[8];
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# unsigned int G[8];
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# unsigned int H[8]; } *ctx,
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# struct { void *ptr; int blocks; } inp[8],
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# int num); /* 1 or 2 */
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#
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$ctx="%rdi"; # 1st arg
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$inp="%rsi"; # 2nd arg
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$num="%edx"; # 3rd arg
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@ptr=map("%r$_",(8..11));
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$Tbl="%rbp";
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@V=($A,$B,$C,$D,$E,$F,$G,$H)=map("%xmm$_",(8..15));
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($t1,$t2,$t3,$axb,$bxc,$Xi,$Xn,$sigma)=map("%xmm$_",(0..7));
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$REG_SZ=16;
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sub Xi_off {
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my $off = shift;
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$off %= 16; $off *= $REG_SZ;
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$off<256 ? "$off-128(%rax)" : "$off-256-128(%rbx)";
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}
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sub ROUND_00_15 {
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my ($i,$a,$b,$c,$d,$e,$f,$g,$h)=@_;
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$code.=<<___ if ($i<15);
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movd `4*$i`(@ptr[0]),$Xi
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movd `4*$i`(@ptr[1]),$t1
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movd `4*$i`(@ptr[2]),$t2
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movd `4*$i`(@ptr[3]),$t3
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punpckldq $t2,$Xi
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punpckldq $t3,$t1
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punpckldq $t1,$Xi
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___
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$code.=<<___ if ($i==15);
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movd `4*$i`(@ptr[0]),$Xi
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lea `16*4`(@ptr[0]),@ptr[0]
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movd `4*$i`(@ptr[1]),$t1
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lea `16*4`(@ptr[1]),@ptr[1]
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movd `4*$i`(@ptr[2]),$t2
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lea `16*4`(@ptr[2]),@ptr[2]
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movd `4*$i`(@ptr[3]),$t3
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lea `16*4`(@ptr[3]),@ptr[3]
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punpckldq $t2,$Xi
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punpckldq $t3,$t1
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punpckldq $t1,$Xi
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___
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$code.=<<___;
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movdqa $e,$sigma
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`"pshufb $Xn,$Xi" if ($i<=15 && ($i&1)==0)`
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movdqa $e,$t3
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`"pshufb $Xn,$Xi" if ($i<=15 && ($i&1)==1)`
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psrld \$6,$sigma
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movdqa $e,$t2
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pslld \$7,$t3
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movdqa $Xi,`&Xi_off($i)`
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paddd $h,$Xi # Xi+=h
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psrld \$11,$t2
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pxor $t3,$sigma
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pslld \$21-7,$t3
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paddd `32*($i%8)-128`($Tbl),$Xi # Xi+=K[round]
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pxor $t2,$sigma
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psrld \$25-11,$t2
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movdqa $e,$t1
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`"prefetcht0 63(@ptr[0])" if ($i==15)`
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pxor $t3,$sigma
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movdqa $e,$axb # borrow $axb
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pslld \$26-21,$t3
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pandn $g,$t1
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pand $f,$axb
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pxor $t2,$sigma
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`"prefetcht0 63(@ptr[1])" if ($i==15)`
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movdqa $a,$t2
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pxor $t3,$sigma # Sigma1(e)
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movdqa $a,$t3
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psrld \$2,$t2
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paddd $sigma,$Xi # Xi+=Sigma1(e)
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pxor $axb,$t1 # Ch(e,f,g)
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movdqa $b,$axb
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movdqa $a,$sigma
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pslld \$10,$t3
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pxor $a,$axb # a^b, b^c in next round
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`"prefetcht0 63(@ptr[2])" if ($i==15)`
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psrld \$13,$sigma
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pxor $t3,$t2
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paddd $t1,$Xi # Xi+=Ch(e,f,g)
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pslld \$19-10,$t3
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pand $axb,$bxc
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pxor $sigma,$t2
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`"prefetcht0 63(@ptr[3])" if ($i==15)`
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psrld \$22-13,$sigma
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pxor $t3,$t2
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movdqa $b,$h
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pslld \$30-19,$t3
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pxor $t2,$sigma
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pxor $bxc,$h # h=Maj(a,b,c)=Ch(a^b,c,b)
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paddd $Xi,$d # d+=Xi
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pxor $t3,$sigma # Sigma0(a)
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paddd $Xi,$h # h+=Xi
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paddd $sigma,$h # h+=Sigma0(a)
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___
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$code.=<<___ if (($i%8)==7);
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lea `32*8`($Tbl),$Tbl
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___
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($axb,$bxc)=($bxc,$axb);
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}
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sub ROUND_16_XX {
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my $i=shift;
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$code.=<<___;
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movdqa `&Xi_off($i+1)`,$Xn
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paddd `&Xi_off($i+9)`,$Xi # Xi+=X[i+9]
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movdqa $Xn,$sigma
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movdqa $Xn,$t2
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psrld \$3,$sigma
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movdqa $Xn,$t3
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psrld \$7,$t2
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movdqa `&Xi_off($i+14)`,$t1
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pslld \$14,$t3
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pxor $t2,$sigma
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psrld \$18-7,$t2
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movdqa $t1,$axb # borrow $axb
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pxor $t3,$sigma
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pslld \$25-14,$t3
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pxor $t2,$sigma
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psrld \$10,$t1
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movdqa $axb,$t2
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psrld \$17,$axb
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pxor $t3,$sigma # sigma0(X[i+1])
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pslld \$13,$t2
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paddd $sigma,$Xi # Xi+=sigma0(e)
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pxor $axb,$t1
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psrld \$19-17,$axb
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pxor $t2,$t1
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pslld \$15-13,$t2
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pxor $axb,$t1
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pxor $t2,$t1 # sigma0(X[i+14])
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paddd $t1,$Xi # Xi+=sigma1(X[i+14])
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___
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&ROUND_00_15($i,@_);
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($Xi,$Xn)=($Xn,$Xi);
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}
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$code.=<<___;
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.text
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.extern OPENSSL_ia32cap_P
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.globl sha256_multi_block
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.type sha256_multi_block,\@function,3
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.align 32
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sha256_multi_block:
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mov OPENSSL_ia32cap_P+4(%rip),%rcx
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bt \$61,%rcx # check SHA bit
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jc _shaext_shortcut
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___
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$code.=<<___ if ($avx);
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test \$`1<<28`,%ecx
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jnz _avx_shortcut
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___
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$code.=<<___;
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mov %rsp,%rax
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push %rbx
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push %rbp
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___
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$code.=<<___ if ($win64);
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lea -0xa8(%rsp),%rsp
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movaps %xmm6,(%rsp)
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movaps %xmm7,0x10(%rsp)
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movaps %xmm8,0x20(%rsp)
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movaps %xmm9,0x30(%rsp)
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movaps %xmm10,-0x78(%rax)
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movaps %xmm11,-0x68(%rax)
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movaps %xmm12,-0x58(%rax)
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movaps %xmm13,-0x48(%rax)
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movaps %xmm14,-0x38(%rax)
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movaps %xmm15,-0x28(%rax)
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___
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$code.=<<___;
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sub \$`$REG_SZ*18`, %rsp
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and \$-256,%rsp
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mov %rax,`$REG_SZ*17`(%rsp) # original %rsp
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.Lbody:
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lea K256+128(%rip),$Tbl
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lea `$REG_SZ*16`(%rsp),%rbx
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lea 0x80($ctx),$ctx # size optimization
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.Loop_grande:
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mov $num,`$REG_SZ*17+8`(%rsp) # original $num
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xor $num,$num
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___
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for($i=0;$i<4;$i++) {
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$code.=<<___;
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mov `16*$i+0`($inp),@ptr[$i] # input pointer
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mov `16*$i+8`($inp),%ecx # number of blocks
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cmp $num,%ecx
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cmovg %ecx,$num # find maximum
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test %ecx,%ecx
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mov %ecx,`4*$i`(%rbx) # initialize counters
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cmovle $Tbl,@ptr[$i] # cancel input
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___
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}
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$code.=<<___;
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test $num,$num
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jz .Ldone
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movdqu 0x00-0x80($ctx),$A # load context
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lea 128(%rsp),%rax
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movdqu 0x20-0x80($ctx),$B
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movdqu 0x40-0x80($ctx),$C
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movdqu 0x60-0x80($ctx),$D
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movdqu 0x80-0x80($ctx),$E
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movdqu 0xa0-0x80($ctx),$F
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movdqu 0xc0-0x80($ctx),$G
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movdqu 0xe0-0x80($ctx),$H
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movdqu .Lpbswap(%rip),$Xn
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jmp .Loop
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.align 32
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.Loop:
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movdqa $C,$bxc
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pxor $B,$bxc # magic seed
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___
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for($i=0;$i<16;$i++) { &ROUND_00_15($i,@V); unshift(@V,pop(@V)); }
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$code.=<<___;
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movdqu `&Xi_off($i)`,$Xi
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mov \$3,%ecx
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jmp .Loop_16_xx
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.align 32
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.Loop_16_xx:
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___
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for(;$i<32;$i++) { &ROUND_16_XX($i,@V); unshift(@V,pop(@V)); }
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$code.=<<___;
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dec %ecx
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jnz .Loop_16_xx
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mov \$1,%ecx
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lea K256+128(%rip),$Tbl
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movdqa (%rbx),$sigma # pull counters
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cmp 4*0(%rbx),%ecx # examine counters
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pxor $t1,$t1
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cmovge $Tbl,@ptr[0] # cancel input
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cmp 4*1(%rbx),%ecx
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movdqa $sigma,$Xn
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cmovge $Tbl,@ptr[1]
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cmp 4*2(%rbx),%ecx
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pcmpgtd $t1,$Xn # mask value
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cmovge $Tbl,@ptr[2]
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cmp 4*3(%rbx),%ecx
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paddd $Xn,$sigma # counters--
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cmovge $Tbl,@ptr[3]
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movdqu 0x00-0x80($ctx),$t1
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pand $Xn,$A
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movdqu 0x20-0x80($ctx),$t2
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pand $Xn,$B
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movdqu 0x40-0x80($ctx),$t3
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pand $Xn,$C
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movdqu 0x60-0x80($ctx),$Xi
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pand $Xn,$D
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paddd $t1,$A
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movdqu 0x80-0x80($ctx),$t1
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pand $Xn,$E
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paddd $t2,$B
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movdqu 0xa0-0x80($ctx),$t2
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pand $Xn,$F
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paddd $t3,$C
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movdqu 0xc0-0x80($ctx),$t3
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pand $Xn,$G
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paddd $Xi,$D
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movdqu 0xe0-0x80($ctx),$Xi
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pand $Xn,$H
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paddd $t1,$E
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paddd $t2,$F
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movdqu $A,0x00-0x80($ctx)
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paddd $t3,$G
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movdqu $B,0x20-0x80($ctx)
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paddd $Xi,$H
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movdqu $C,0x40-0x80($ctx)
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movdqu $D,0x60-0x80($ctx)
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movdqu $E,0x80-0x80($ctx)
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movdqu $F,0xa0-0x80($ctx)
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movdqu $G,0xc0-0x80($ctx)
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movdqu $H,0xe0-0x80($ctx)
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movdqa $sigma,(%rbx) # save counters
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movdqa .Lpbswap(%rip),$Xn
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dec $num
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jnz .Loop
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mov `$REG_SZ*17+8`(%rsp),$num
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lea $REG_SZ($ctx),$ctx
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lea `16*$REG_SZ/4`($inp),$inp
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dec $num
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jnz .Loop_grande
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.Ldone:
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mov `$REG_SZ*17`(%rsp),%rax # orignal %rsp
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___
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$code.=<<___ if ($win64);
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movaps -0xb8(%rax),%xmm6
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movaps -0xa8(%rax),%xmm7
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movaps -0x98(%rax),%xmm8
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movaps -0x88(%rax),%xmm9
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movaps -0x78(%rax),%xmm10
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movaps -0x68(%rax),%xmm11
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movaps -0x58(%rax),%xmm12
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movaps -0x48(%rax),%xmm13
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movaps -0x38(%rax),%xmm14
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movaps -0x28(%rax),%xmm15
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___
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$code.=<<___;
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mov -16(%rax),%rbp
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mov -8(%rax),%rbx
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lea (%rax),%rsp
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.Lepilogue:
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ret
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.size sha256_multi_block,.-sha256_multi_block
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___
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{{{
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my ($Wi,$TMP0,$TMP1,$TMPx,$ABEF0,$CDGH0,$ABEF1,$CDGH1)=map("%xmm$_",(0..3,12..15));
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my @MSG0=map("%xmm$_",(4..7));
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my @MSG1=map("%xmm$_",(8..11));
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$code.=<<___;
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.type sha256_multi_block_shaext,\@function,3
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.align 32
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sha256_multi_block_shaext:
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_shaext_shortcut:
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mov %rsp,%rax
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push %rbx
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push %rbp
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___
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$code.=<<___ if ($win64);
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lea -0xa8(%rsp),%rsp
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movaps %xmm6,(%rsp)
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movaps %xmm7,0x10(%rsp)
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movaps %xmm8,0x20(%rsp)
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movaps %xmm9,0x30(%rsp)
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movaps %xmm10,-0x78(%rax)
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movaps %xmm11,-0x68(%rax)
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movaps %xmm12,-0x58(%rax)
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movaps %xmm13,-0x48(%rax)
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movaps %xmm14,-0x38(%rax)
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movaps %xmm15,-0x28(%rax)
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___
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$code.=<<___;
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sub \$`$REG_SZ*18`,%rsp
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shl \$1,$num # we process pair at a time
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and \$-256,%rsp
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lea 0x80($ctx),$ctx # size optimization
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mov %rax,`$REG_SZ*17`(%rsp) # original %rsp
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.Lbody_shaext:
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lea `$REG_SZ*16`(%rsp),%rbx
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lea K256_shaext+0x80(%rip),$Tbl
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.Loop_grande_shaext:
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mov $num,`$REG_SZ*17+8`(%rsp) # orignal $num
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xor $num,$num
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___
|
|
for($i=0;$i<2;$i++) {
|
|
$code.=<<___;
|
|
mov `16*$i+0`($inp),@ptr[$i] # input pointer
|
|
mov `16*$i+8`($inp),%ecx # number of blocks
|
|
cmp $num,%ecx
|
|
cmovg %ecx,$num # find maximum
|
|
test %ecx,%ecx
|
|
mov %ecx,`4*$i`(%rbx) # initialize counters
|
|
cmovle %rsp,@ptr[$i] # cancel input
|
|
___
|
|
}
|
|
$code.=<<___;
|
|
test $num,$num
|
|
jz .Ldone_shaext
|
|
|
|
movq 0x00-0x80($ctx),$ABEF0 # A1.A0
|
|
movq 0x20-0x80($ctx),@MSG0[0] # B1.B0
|
|
movq 0x40-0x80($ctx),$CDGH0 # C1.C0
|
|
movq 0x60-0x80($ctx),@MSG0[1] # D1.D0
|
|
movq 0x80-0x80($ctx),@MSG1[0] # E1.E0
|
|
movq 0xa0-0x80($ctx),@MSG1[1] # F1.F0
|
|
movq 0xc0-0x80($ctx),@MSG1[2] # G1.G0
|
|
movq 0xe0-0x80($ctx),@MSG1[3] # H1.H0
|
|
|
|
punpckldq @MSG0[0],$ABEF0 # B1.A1.B0.A0
|
|
punpckldq @MSG0[1],$CDGH0 # D1.C1.D0.C0
|
|
punpckldq @MSG1[1],@MSG1[0] # F1.E1.F0.E0
|
|
punpckldq @MSG1[3],@MSG1[2] # H1.G1.H0.G0
|
|
movdqa K256_shaext-0x10(%rip),$TMPx # byte swap
|
|
|
|
movdqa $ABEF0,$ABEF1
|
|
movdqa $CDGH0,$CDGH1
|
|
punpcklqdq @MSG1[0],$ABEF0 # F0.E0.B0.A0
|
|
punpcklqdq @MSG1[2],$CDGH0 # H0.G0.D0.C0
|
|
punpckhqdq @MSG1[0],$ABEF1 # F1.E1.B1.A1
|
|
punpckhqdq @MSG1[2],$CDGH1 # H1.G1.D1.C1
|
|
|
|
pshufd \$0b00011011,$ABEF0,$ABEF0
|
|
pshufd \$0b00011011,$CDGH0,$CDGH0
|
|
pshufd \$0b00011011,$ABEF1,$ABEF1
|
|
pshufd \$0b00011011,$CDGH1,$CDGH1
|
|
jmp .Loop_shaext
|
|
|
|
.align 32
|
|
.Loop_shaext:
|
|
movdqu 0x00(@ptr[0]),@MSG0[0]
|
|
movdqu 0x00(@ptr[1]),@MSG1[0]
|
|
movdqu 0x10(@ptr[0]),@MSG0[1]
|
|
movdqu 0x10(@ptr[1]),@MSG1[1]
|
|
movdqu 0x20(@ptr[0]),@MSG0[2]
|
|
pshufb $TMPx,@MSG0[0]
|
|
movdqu 0x20(@ptr[1]),@MSG1[2]
|
|
pshufb $TMPx,@MSG1[0]
|
|
movdqu 0x30(@ptr[0]),@MSG0[3]
|
|
lea 0x40(@ptr[0]),@ptr[0]
|
|
movdqu 0x30(@ptr[1]),@MSG1[3]
|
|
lea 0x40(@ptr[1]),@ptr[1]
|
|
|
|
movdqa 0*16-0x80($Tbl),$Wi
|
|
pshufb $TMPx,@MSG0[1]
|
|
paddd @MSG0[0],$Wi
|
|
pxor $ABEF0,@MSG0[0] # black magic
|
|
movdqa $Wi,$TMP0
|
|
movdqa 0*16-0x80($Tbl),$TMP1
|
|
pshufb $TMPx,@MSG1[1]
|
|
paddd @MSG1[0],$TMP1
|
|
movdqa $CDGH0,0x50(%rsp) # offload
|
|
sha256rnds2 $ABEF0,$CDGH0 # 0-3
|
|
pxor $ABEF1,@MSG1[0] # black magic
|
|
movdqa $TMP1,$Wi
|
|
movdqa $CDGH1,0x70(%rsp)
|
|
sha256rnds2 $ABEF1,$CDGH1 # 0-3
|
|
pshufd \$0x0e,$TMP0,$Wi
|
|
pxor $ABEF0,@MSG0[0] # black magic
|
|
movdqa $ABEF0,0x40(%rsp) # offload
|
|
sha256rnds2 $CDGH0,$ABEF0
|
|
pshufd \$0x0e,$TMP1,$Wi
|
|
pxor $ABEF1,@MSG1[0] # black magic
|
|
movdqa $ABEF1,0x60(%rsp)
|
|
movdqa 1*16-0x80($Tbl),$TMP0
|
|
paddd @MSG0[1],$TMP0
|
|
pshufb $TMPx,@MSG0[2]
|
|
sha256rnds2 $CDGH1,$ABEF1
|
|
|
|
movdqa $TMP0,$Wi
|
|
movdqa 1*16-0x80($Tbl),$TMP1
|
|
paddd @MSG1[1],$TMP1
|
|
sha256rnds2 $ABEF0,$CDGH0 # 4-7
|
|
movdqa $TMP1,$Wi
|
|
prefetcht0 127(@ptr[0])
|
|
pshufb $TMPx,@MSG0[3]
|
|
pshufb $TMPx,@MSG1[2]
|
|
prefetcht0 127(@ptr[1])
|
|
sha256rnds2 $ABEF1,$CDGH1 # 4-7
|
|
pshufd \$0x0e,$TMP0,$Wi
|
|
pshufb $TMPx,@MSG1[3]
|
|
sha256msg1 @MSG0[1],@MSG0[0]
|
|
sha256rnds2 $CDGH0,$ABEF0
|
|
pshufd \$0x0e,$TMP1,$Wi
|
|
movdqa 2*16-0x80($Tbl),$TMP0
|
|
paddd @MSG0[2],$TMP0
|
|
sha256rnds2 $CDGH1,$ABEF1
|
|
|
|
movdqa $TMP0,$Wi
|
|
movdqa 2*16-0x80($Tbl),$TMP1
|
|
paddd @MSG1[2],$TMP1
|
|
sha256rnds2 $ABEF0,$CDGH0 # 8-11
|
|
sha256msg1 @MSG1[1],@MSG1[0]
|
|
movdqa $TMP1,$Wi
|
|
movdqa @MSG0[3],$TMPx
|
|
sha256rnds2 $ABEF1,$CDGH1 # 8-11
|
|
pshufd \$0x0e,$TMP0,$Wi
|
|
palignr \$4,@MSG0[2],$TMPx
|
|
paddd $TMPx,@MSG0[0]
|
|
movdqa @MSG1[3],$TMPx
|
|
palignr \$4,@MSG1[2],$TMPx
|
|
sha256msg1 @MSG0[2],@MSG0[1]
|
|
sha256rnds2 $CDGH0,$ABEF0
|
|
pshufd \$0x0e,$TMP1,$Wi
|
|
movdqa 3*16-0x80($Tbl),$TMP0
|
|
paddd @MSG0[3],$TMP0
|
|
sha256rnds2 $CDGH1,$ABEF1
|
|
sha256msg1 @MSG1[2],@MSG1[1]
|
|
|
|
movdqa $TMP0,$Wi
|
|
movdqa 3*16-0x80($Tbl),$TMP1
|
|
paddd $TMPx,@MSG1[0]
|
|
paddd @MSG1[3],$TMP1
|
|
sha256msg2 @MSG0[3],@MSG0[0]
|
|
sha256rnds2 $ABEF0,$CDGH0 # 12-15
|
|
movdqa $TMP1,$Wi
|
|
movdqa @MSG0[0],$TMPx
|
|
palignr \$4,@MSG0[3],$TMPx
|
|
sha256rnds2 $ABEF1,$CDGH1 # 12-15
|
|
sha256msg2 @MSG1[3],@MSG1[0]
|
|
pshufd \$0x0e,$TMP0,$Wi
|
|
paddd $TMPx,@MSG0[1]
|
|
movdqa @MSG1[0],$TMPx
|
|
palignr \$4,@MSG1[3],$TMPx
|
|
sha256msg1 @MSG0[3],@MSG0[2]
|
|
sha256rnds2 $CDGH0,$ABEF0
|
|
pshufd \$0x0e,$TMP1,$Wi
|
|
movdqa 4*16-0x80($Tbl),$TMP0
|
|
paddd @MSG0[0],$TMP0
|
|
sha256rnds2 $CDGH1,$ABEF1
|
|
sha256msg1 @MSG1[3],@MSG1[2]
|
|
___
|
|
for($i=4;$i<16-3;$i++) {
|
|
$code.=<<___;
|
|
movdqa $TMP0,$Wi
|
|
movdqa $i*16-0x80($Tbl),$TMP1
|
|
paddd $TMPx,@MSG1[1]
|
|
paddd @MSG1[0],$TMP1
|
|
sha256msg2 @MSG0[0],@MSG0[1]
|
|
sha256rnds2 $ABEF0,$CDGH0 # 16-19...
|
|
movdqa $TMP1,$Wi
|
|
movdqa @MSG0[1],$TMPx
|
|
palignr \$4,@MSG0[0],$TMPx
|
|
sha256rnds2 $ABEF1,$CDGH1 # 16-19...
|
|
sha256msg2 @MSG1[0],@MSG1[1]
|
|
pshufd \$0x0e,$TMP0,$Wi
|
|
paddd $TMPx,@MSG0[2]
|
|
movdqa @MSG1[1],$TMPx
|
|
palignr \$4,@MSG1[0],$TMPx
|
|
sha256msg1 @MSG0[0],@MSG0[3]
|
|
sha256rnds2 $CDGH0,$ABEF0
|
|
pshufd \$0x0e,$TMP1,$Wi
|
|
movdqa `($i+1)*16`-0x80($Tbl),$TMP0
|
|
paddd @MSG0[1],$TMP0
|
|
sha256rnds2 $CDGH1,$ABEF1
|
|
sha256msg1 @MSG1[0],@MSG1[3]
|
|
___
|
|
push(@MSG0,shift(@MSG0)); push(@MSG1,shift(@MSG1));
|
|
}
|
|
$code.=<<___;
|
|
movdqa $TMP0,$Wi
|
|
movdqa 13*16-0x80($Tbl),$TMP1
|
|
paddd $TMPx,@MSG1[1]
|
|
paddd @MSG1[0],$TMP1
|
|
sha256msg2 @MSG0[0],@MSG0[1]
|
|
sha256rnds2 $ABEF0,$CDGH0 # 52-55
|
|
movdqa $TMP1,$Wi
|
|
movdqa @MSG0[1],$TMPx
|
|
palignr \$4,@MSG0[0],$TMPx
|
|
sha256rnds2 $ABEF1,$CDGH1 # 52-55
|
|
sha256msg2 @MSG1[0],@MSG1[1]
|
|
pshufd \$0x0e,$TMP0,$Wi
|
|
paddd $TMPx,@MSG0[2]
|
|
movdqa @MSG1[1],$TMPx
|
|
palignr \$4,@MSG1[0],$TMPx
|
|
nop
|
|
sha256rnds2 $CDGH0,$ABEF0
|
|
pshufd \$0x0e,$TMP1,$Wi
|
|
movdqa 14*16-0x80($Tbl),$TMP0
|
|
paddd @MSG0[1],$TMP0
|
|
sha256rnds2 $CDGH1,$ABEF1
|
|
|
|
movdqa $TMP0,$Wi
|
|
movdqa 14*16-0x80($Tbl),$TMP1
|
|
paddd $TMPx,@MSG1[2]
|
|
paddd @MSG1[1],$TMP1
|
|
sha256msg2 @MSG0[1],@MSG0[2]
|
|
nop
|
|
sha256rnds2 $ABEF0,$CDGH0 # 56-59
|
|
movdqa $TMP1,$Wi
|
|
mov \$1,%ecx
|
|
pxor @MSG0[1],@MSG0[1] # zero
|
|
sha256rnds2 $ABEF1,$CDGH1 # 56-59
|
|
sha256msg2 @MSG1[1],@MSG1[2]
|
|
pshufd \$0x0e,$TMP0,$Wi
|
|
movdqa 15*16-0x80($Tbl),$TMP0
|
|
paddd @MSG0[2],$TMP0
|
|
movq (%rbx),@MSG0[2] # pull counters
|
|
nop
|
|
sha256rnds2 $CDGH0,$ABEF0
|
|
pshufd \$0x0e,$TMP1,$Wi
|
|
movdqa 15*16-0x80($Tbl),$TMP1
|
|
paddd @MSG1[2],$TMP1
|
|
sha256rnds2 $CDGH1,$ABEF1
|
|
|
|
movdqa $TMP0,$Wi
|
|
cmp 4*0(%rbx),%ecx # examine counters
|
|
cmovge %rsp,@ptr[0] # cancel input
|
|
cmp 4*1(%rbx),%ecx
|
|
cmovge %rsp,@ptr[1]
|
|
pshufd \$0x00,@MSG0[2],@MSG1[0]
|
|
sha256rnds2 $ABEF0,$CDGH0 # 60-63
|
|
movdqa $TMP1,$Wi
|
|
pshufd \$0x55,@MSG0[2],@MSG1[1]
|
|
movdqa @MSG0[2],@MSG1[2]
|
|
sha256rnds2 $ABEF1,$CDGH1 # 60-63
|
|
pshufd \$0x0e,$TMP0,$Wi
|
|
pcmpgtd @MSG0[1],@MSG1[0]
|
|
pcmpgtd @MSG0[1],@MSG1[1]
|
|
sha256rnds2 $CDGH0,$ABEF0
|
|
pshufd \$0x0e,$TMP1,$Wi
|
|
pcmpgtd @MSG0[1],@MSG1[2] # counter mask
|
|
movdqa K256_shaext-0x10(%rip),$TMPx
|
|
sha256rnds2 $CDGH1,$ABEF1
|
|
|
|
pand @MSG1[0],$CDGH0
|
|
pand @MSG1[1],$CDGH1
|
|
pand @MSG1[0],$ABEF0
|
|
pand @MSG1[1],$ABEF1
|
|
paddd @MSG0[2],@MSG1[2] # counters--
|
|
|
|
paddd 0x50(%rsp),$CDGH0
|
|
paddd 0x70(%rsp),$CDGH1
|
|
paddd 0x40(%rsp),$ABEF0
|
|
paddd 0x60(%rsp),$ABEF1
|
|
|
|
movq @MSG1[2],(%rbx) # save counters
|
|
dec $num
|
|
jnz .Loop_shaext
|
|
|
|
mov `$REG_SZ*17+8`(%rsp),$num
|
|
|
|
pshufd \$0b00011011,$ABEF0,$ABEF0
|
|
pshufd \$0b00011011,$CDGH0,$CDGH0
|
|
pshufd \$0b00011011,$ABEF1,$ABEF1
|
|
pshufd \$0b00011011,$CDGH1,$CDGH1
|
|
|
|
movdqa $ABEF0,@MSG0[0]
|
|
movdqa $CDGH0,@MSG0[1]
|
|
punpckldq $ABEF1,$ABEF0 # B1.B0.A1.A0
|
|
punpckhdq $ABEF1,@MSG0[0] # F1.F0.E1.E0
|
|
punpckldq $CDGH1,$CDGH0 # D1.D0.C1.C0
|
|
punpckhdq $CDGH1,@MSG0[1] # H1.H0.G1.G0
|
|
|
|
movq $ABEF0,0x00-0x80($ctx) # A1.A0
|
|
psrldq \$8,$ABEF0
|
|
movq @MSG0[0],0x80-0x80($ctx) # E1.E0
|
|
psrldq \$8,@MSG0[0]
|
|
movq $ABEF0,0x20-0x80($ctx) # B1.B0
|
|
movq @MSG0[0],0xa0-0x80($ctx) # F1.F0
|
|
|
|
movq $CDGH0,0x40-0x80($ctx) # C1.C0
|
|
psrldq \$8,$CDGH0
|
|
movq @MSG0[1],0xc0-0x80($ctx) # G1.G0
|
|
psrldq \$8,@MSG0[1]
|
|
movq $CDGH0,0x60-0x80($ctx) # D1.D0
|
|
movq @MSG0[1],0xe0-0x80($ctx) # H1.H0
|
|
|
|
lea `$REG_SZ/2`($ctx),$ctx
|
|
lea `16*2`($inp),$inp
|
|
dec $num
|
|
jnz .Loop_grande_shaext
|
|
|
|
.Ldone_shaext:
|
|
#mov `$REG_SZ*17`(%rsp),%rax # original %rsp
|
|
___
|
|
$code.=<<___ if ($win64);
|
|
movaps -0xb8(%rax),%xmm6
|
|
movaps -0xa8(%rax),%xmm7
|
|
movaps -0x98(%rax),%xmm8
|
|
movaps -0x88(%rax),%xmm9
|
|
movaps -0x78(%rax),%xmm10
|
|
movaps -0x68(%rax),%xmm11
|
|
movaps -0x58(%rax),%xmm12
|
|
movaps -0x48(%rax),%xmm13
|
|
movaps -0x38(%rax),%xmm14
|
|
movaps -0x28(%rax),%xmm15
|
|
___
|
|
$code.=<<___;
|
|
mov -16(%rax),%rbp
|
|
mov -8(%rax),%rbx
|
|
lea (%rax),%rsp
|
|
.Lepilogue_shaext:
|
|
ret
|
|
.size sha256_multi_block_shaext,.-sha256_multi_block_shaext
|
|
___
|
|
}}}
|
|
if ($avx) {{{
|
|
sub ROUND_00_15_avx {
|
|
my ($i,$a,$b,$c,$d,$e,$f,$g,$h)=@_;
|
|
|
|
$code.=<<___ if ($i<15 && $REG_SZ==16);
|
|
vmovd `4*$i`(@ptr[0]),$Xi
|
|
vmovd `4*$i`(@ptr[1]),$t1
|
|
vpinsrd \$1,`4*$i`(@ptr[2]),$Xi,$Xi
|
|
vpinsrd \$1,`4*$i`(@ptr[3]),$t1,$t1
|
|
vpunpckldq $t1,$Xi,$Xi
|
|
vpshufb $Xn,$Xi,$Xi
|
|
___
|
|
$code.=<<___ if ($i==15 && $REG_SZ==16);
|
|
vmovd `4*$i`(@ptr[0]),$Xi
|
|
lea `16*4`(@ptr[0]),@ptr[0]
|
|
vmovd `4*$i`(@ptr[1]),$t1
|
|
lea `16*4`(@ptr[1]),@ptr[1]
|
|
vpinsrd \$1,`4*$i`(@ptr[2]),$Xi,$Xi
|
|
lea `16*4`(@ptr[2]),@ptr[2]
|
|
vpinsrd \$1,`4*$i`(@ptr[3]),$t1,$t1
|
|
lea `16*4`(@ptr[3]),@ptr[3]
|
|
vpunpckldq $t1,$Xi,$Xi
|
|
vpshufb $Xn,$Xi,$Xi
|
|
___
|
|
$code.=<<___ if ($i<15 && $REG_SZ==32);
|
|
vmovd `4*$i`(@ptr[0]),$Xi
|
|
vmovd `4*$i`(@ptr[4]),$t1
|
|
vmovd `4*$i`(@ptr[1]),$t2
|
|
vmovd `4*$i`(@ptr[5]),$t3
|
|
vpinsrd \$1,`4*$i`(@ptr[2]),$Xi,$Xi
|
|
vpinsrd \$1,`4*$i`(@ptr[6]),$t1,$t1
|
|
vpinsrd \$1,`4*$i`(@ptr[3]),$t2,$t2
|
|
vpunpckldq $t2,$Xi,$Xi
|
|
vpinsrd \$1,`4*$i`(@ptr[7]),$t3,$t3
|
|
vpunpckldq $t3,$t1,$t1
|
|
vinserti128 $t1,$Xi,$Xi
|
|
vpshufb $Xn,$Xi,$Xi
|
|
___
|
|
$code.=<<___ if ($i==15 && $REG_SZ==32);
|
|
vmovd `4*$i`(@ptr[0]),$Xi
|
|
lea `16*4`(@ptr[0]),@ptr[0]
|
|
vmovd `4*$i`(@ptr[4]),$t1
|
|
lea `16*4`(@ptr[4]),@ptr[4]
|
|
vmovd `4*$i`(@ptr[1]),$t2
|
|
lea `16*4`(@ptr[1]),@ptr[1]
|
|
vmovd `4*$i`(@ptr[5]),$t3
|
|
lea `16*4`(@ptr[5]),@ptr[5]
|
|
vpinsrd \$1,`4*$i`(@ptr[2]),$Xi,$Xi
|
|
lea `16*4`(@ptr[2]),@ptr[2]
|
|
vpinsrd \$1,`4*$i`(@ptr[6]),$t1,$t1
|
|
lea `16*4`(@ptr[6]),@ptr[6]
|
|
vpinsrd \$1,`4*$i`(@ptr[3]),$t2,$t2
|
|
lea `16*4`(@ptr[3]),@ptr[3]
|
|
vpunpckldq $t2,$Xi,$Xi
|
|
vpinsrd \$1,`4*$i`(@ptr[7]),$t3,$t3
|
|
lea `16*4`(@ptr[7]),@ptr[7]
|
|
vpunpckldq $t3,$t1,$t1
|
|
vinserti128 $t1,$Xi,$Xi
|
|
vpshufb $Xn,$Xi,$Xi
|
|
___
|
|
$code.=<<___;
|
|
vpsrld \$6,$e,$sigma
|
|
vpslld \$26,$e,$t3
|
|
vmovdqu $Xi,`&Xi_off($i)`
|
|
vpaddd $h,$Xi,$Xi # Xi+=h
|
|
|
|
vpsrld \$11,$e,$t2
|
|
vpxor $t3,$sigma,$sigma
|
|
vpslld \$21,$e,$t3
|
|
vpaddd `32*($i%8)-128`($Tbl),$Xi,$Xi # Xi+=K[round]
|
|
vpxor $t2,$sigma,$sigma
|
|
|
|
vpsrld \$25,$e,$t2
|
|
vpxor $t3,$sigma,$sigma
|
|
`"prefetcht0 63(@ptr[0])" if ($i==15)`
|
|
vpslld \$7,$e,$t3
|
|
vpandn $g,$e,$t1
|
|
vpand $f,$e,$axb # borrow $axb
|
|
`"prefetcht0 63(@ptr[1])" if ($i==15)`
|
|
vpxor $t2,$sigma,$sigma
|
|
|
|
vpsrld \$2,$a,$h # borrow $h
|
|
vpxor $t3,$sigma,$sigma # Sigma1(e)
|
|
`"prefetcht0 63(@ptr[2])" if ($i==15)`
|
|
vpslld \$30,$a,$t2
|
|
vpxor $axb,$t1,$t1 # Ch(e,f,g)
|
|
vpxor $a,$b,$axb # a^b, b^c in next round
|
|
`"prefetcht0 63(@ptr[3])" if ($i==15)`
|
|
vpxor $t2,$h,$h
|
|
vpaddd $sigma,$Xi,$Xi # Xi+=Sigma1(e)
|
|
|
|
vpsrld \$13,$a,$t2
|
|
`"prefetcht0 63(@ptr[4])" if ($i==15 && $REG_SZ==32)`
|
|
vpslld \$19,$a,$t3
|
|
vpaddd $t1,$Xi,$Xi # Xi+=Ch(e,f,g)
|
|
vpand $axb,$bxc,$bxc
|
|
`"prefetcht0 63(@ptr[5])" if ($i==15 && $REG_SZ==32)`
|
|
vpxor $t2,$h,$sigma
|
|
|
|
vpsrld \$22,$a,$t2
|
|
vpxor $t3,$sigma,$sigma
|
|
`"prefetcht0 63(@ptr[6])" if ($i==15 && $REG_SZ==32)`
|
|
vpslld \$10,$a,$t3
|
|
vpxor $bxc,$b,$h # h=Maj(a,b,c)=Ch(a^b,c,b)
|
|
vpaddd $Xi,$d,$d # d+=Xi
|
|
`"prefetcht0 63(@ptr[7])" if ($i==15 && $REG_SZ==32)`
|
|
vpxor $t2,$sigma,$sigma
|
|
vpxor $t3,$sigma,$sigma # Sigma0(a)
|
|
|
|
vpaddd $Xi,$h,$h # h+=Xi
|
|
vpaddd $sigma,$h,$h # h+=Sigma0(a)
|
|
___
|
|
$code.=<<___ if (($i%8)==7);
|
|
add \$`32*8`,$Tbl
|
|
___
|
|
($axb,$bxc)=($bxc,$axb);
|
|
}
|
|
|
|
sub ROUND_16_XX_avx {
|
|
my $i=shift;
|
|
|
|
$code.=<<___;
|
|
vmovdqu `&Xi_off($i+1)`,$Xn
|
|
vpaddd `&Xi_off($i+9)`,$Xi,$Xi # Xi+=X[i+9]
|
|
|
|
vpsrld \$3,$Xn,$sigma
|
|
vpsrld \$7,$Xn,$t2
|
|
vpslld \$25,$Xn,$t3
|
|
vpxor $t2,$sigma,$sigma
|
|
vpsrld \$18,$Xn,$t2
|
|
vpxor $t3,$sigma,$sigma
|
|
vpslld \$14,$Xn,$t3
|
|
vmovdqu `&Xi_off($i+14)`,$t1
|
|
vpsrld \$10,$t1,$axb # borrow $axb
|
|
|
|
vpxor $t2,$sigma,$sigma
|
|
vpsrld \$17,$t1,$t2
|
|
vpxor $t3,$sigma,$sigma # sigma0(X[i+1])
|
|
vpslld \$15,$t1,$t3
|
|
vpaddd $sigma,$Xi,$Xi # Xi+=sigma0(e)
|
|
vpxor $t2,$axb,$sigma
|
|
vpsrld \$19,$t1,$t2
|
|
vpxor $t3,$sigma,$sigma
|
|
vpslld \$13,$t1,$t3
|
|
vpxor $t2,$sigma,$sigma
|
|
vpxor $t3,$sigma,$sigma # sigma0(X[i+14])
|
|
vpaddd $sigma,$Xi,$Xi # Xi+=sigma1(X[i+14])
|
|
___
|
|
&ROUND_00_15_avx($i,@_);
|
|
($Xi,$Xn)=($Xn,$Xi);
|
|
}
|
|
|
|
$code.=<<___;
|
|
.type sha256_multi_block_avx,\@function,3
|
|
.align 32
|
|
sha256_multi_block_avx:
|
|
_avx_shortcut:
|
|
___
|
|
$code.=<<___ if ($avx>1);
|
|
shr \$32,%rcx
|
|
cmp \$2,$num
|
|
jb .Lavx
|
|
test \$`1<<5`,%ecx
|
|
jnz _avx2_shortcut
|
|
jmp .Lavx
|
|
.align 32
|
|
.Lavx:
|
|
___
|
|
$code.=<<___;
|
|
mov %rsp,%rax
|
|
push %rbx
|
|
push %rbp
|
|
___
|
|
$code.=<<___ if ($win64);
|
|
lea -0xa8(%rsp),%rsp
|
|
movaps %xmm6,(%rsp)
|
|
movaps %xmm7,0x10(%rsp)
|
|
movaps %xmm8,0x20(%rsp)
|
|
movaps %xmm9,0x30(%rsp)
|
|
movaps %xmm10,-0x78(%rax)
|
|
movaps %xmm11,-0x68(%rax)
|
|
movaps %xmm12,-0x58(%rax)
|
|
movaps %xmm13,-0x48(%rax)
|
|
movaps %xmm14,-0x38(%rax)
|
|
movaps %xmm15,-0x28(%rax)
|
|
___
|
|
$code.=<<___;
|
|
sub \$`$REG_SZ*18`, %rsp
|
|
and \$-256,%rsp
|
|
mov %rax,`$REG_SZ*17`(%rsp) # original %rsp
|
|
.Lbody_avx:
|
|
lea K256+128(%rip),$Tbl
|
|
lea `$REG_SZ*16`(%rsp),%rbx
|
|
lea 0x80($ctx),$ctx # size optimization
|
|
|
|
.Loop_grande_avx:
|
|
mov $num,`$REG_SZ*17+8`(%rsp) # original $num
|
|
xor $num,$num
|
|
___
|
|
for($i=0;$i<4;$i++) {
|
|
$code.=<<___;
|
|
mov `16*$i+0`($inp),@ptr[$i] # input pointer
|
|
mov `16*$i+8`($inp),%ecx # number of blocks
|
|
cmp $num,%ecx
|
|
cmovg %ecx,$num # find maximum
|
|
test %ecx,%ecx
|
|
mov %ecx,`4*$i`(%rbx) # initialize counters
|
|
cmovle $Tbl,@ptr[$i] # cancel input
|
|
___
|
|
}
|
|
$code.=<<___;
|
|
test $num,$num
|
|
jz .Ldone_avx
|
|
|
|
vmovdqu 0x00-0x80($ctx),$A # load context
|
|
lea 128(%rsp),%rax
|
|
vmovdqu 0x20-0x80($ctx),$B
|
|
vmovdqu 0x40-0x80($ctx),$C
|
|
vmovdqu 0x60-0x80($ctx),$D
|
|
vmovdqu 0x80-0x80($ctx),$E
|
|
vmovdqu 0xa0-0x80($ctx),$F
|
|
vmovdqu 0xc0-0x80($ctx),$G
|
|
vmovdqu 0xe0-0x80($ctx),$H
|
|
vmovdqu .Lpbswap(%rip),$Xn
|
|
jmp .Loop_avx
|
|
|
|
.align 32
|
|
.Loop_avx:
|
|
vpxor $B,$C,$bxc # magic seed
|
|
___
|
|
for($i=0;$i<16;$i++) { &ROUND_00_15_avx($i,@V); unshift(@V,pop(@V)); }
|
|
$code.=<<___;
|
|
vmovdqu `&Xi_off($i)`,$Xi
|
|
mov \$3,%ecx
|
|
jmp .Loop_16_xx_avx
|
|
.align 32
|
|
.Loop_16_xx_avx:
|
|
___
|
|
for(;$i<32;$i++) { &ROUND_16_XX_avx($i,@V); unshift(@V,pop(@V)); }
|
|
$code.=<<___;
|
|
dec %ecx
|
|
jnz .Loop_16_xx_avx
|
|
|
|
mov \$1,%ecx
|
|
lea K256+128(%rip),$Tbl
|
|
___
|
|
for($i=0;$i<4;$i++) {
|
|
$code.=<<___;
|
|
cmp `4*$i`(%rbx),%ecx # examine counters
|
|
cmovge $Tbl,@ptr[$i] # cancel input
|
|
___
|
|
}
|
|
$code.=<<___;
|
|
vmovdqa (%rbx),$sigma # pull counters
|
|
vpxor $t1,$t1,$t1
|
|
vmovdqa $sigma,$Xn
|
|
vpcmpgtd $t1,$Xn,$Xn # mask value
|
|
vpaddd $Xn,$sigma,$sigma # counters--
|
|
|
|
vmovdqu 0x00-0x80($ctx),$t1
|
|
vpand $Xn,$A,$A
|
|
vmovdqu 0x20-0x80($ctx),$t2
|
|
vpand $Xn,$B,$B
|
|
vmovdqu 0x40-0x80($ctx),$t3
|
|
vpand $Xn,$C,$C
|
|
vmovdqu 0x60-0x80($ctx),$Xi
|
|
vpand $Xn,$D,$D
|
|
vpaddd $t1,$A,$A
|
|
vmovdqu 0x80-0x80($ctx),$t1
|
|
vpand $Xn,$E,$E
|
|
vpaddd $t2,$B,$B
|
|
vmovdqu 0xa0-0x80($ctx),$t2
|
|
vpand $Xn,$F,$F
|
|
vpaddd $t3,$C,$C
|
|
vmovdqu 0xc0-0x80($ctx),$t3
|
|
vpand $Xn,$G,$G
|
|
vpaddd $Xi,$D,$D
|
|
vmovdqu 0xe0-0x80($ctx),$Xi
|
|
vpand $Xn,$H,$H
|
|
vpaddd $t1,$E,$E
|
|
vpaddd $t2,$F,$F
|
|
vmovdqu $A,0x00-0x80($ctx)
|
|
vpaddd $t3,$G,$G
|
|
vmovdqu $B,0x20-0x80($ctx)
|
|
vpaddd $Xi,$H,$H
|
|
vmovdqu $C,0x40-0x80($ctx)
|
|
vmovdqu $D,0x60-0x80($ctx)
|
|
vmovdqu $E,0x80-0x80($ctx)
|
|
vmovdqu $F,0xa0-0x80($ctx)
|
|
vmovdqu $G,0xc0-0x80($ctx)
|
|
vmovdqu $H,0xe0-0x80($ctx)
|
|
|
|
vmovdqu $sigma,(%rbx) # save counters
|
|
vmovdqu .Lpbswap(%rip),$Xn
|
|
dec $num
|
|
jnz .Loop_avx
|
|
|
|
mov `$REG_SZ*17+8`(%rsp),$num
|
|
lea $REG_SZ($ctx),$ctx
|
|
lea `16*$REG_SZ/4`($inp),$inp
|
|
dec $num
|
|
jnz .Loop_grande_avx
|
|
|
|
.Ldone_avx:
|
|
mov `$REG_SZ*17`(%rsp),%rax # orignal %rsp
|
|
vzeroupper
|
|
___
|
|
$code.=<<___ if ($win64);
|
|
movaps -0xb8(%rax),%xmm6
|
|
movaps -0xa8(%rax),%xmm7
|
|
movaps -0x98(%rax),%xmm8
|
|
movaps -0x88(%rax),%xmm9
|
|
movaps -0x78(%rax),%xmm10
|
|
movaps -0x68(%rax),%xmm11
|
|
movaps -0x58(%rax),%xmm12
|
|
movaps -0x48(%rax),%xmm13
|
|
movaps -0x38(%rax),%xmm14
|
|
movaps -0x28(%rax),%xmm15
|
|
___
|
|
$code.=<<___;
|
|
mov -16(%rax),%rbp
|
|
mov -8(%rax),%rbx
|
|
lea (%rax),%rsp
|
|
.Lepilogue_avx:
|
|
ret
|
|
.size sha256_multi_block_avx,.-sha256_multi_block_avx
|
|
___
|
|
if ($avx>1) {
|
|
$code =~ s/\`([^\`]*)\`/eval $1/gem;
|
|
|
|
$REG_SZ=32;
|
|
@ptr=map("%r$_",(12..15,8..11));
|
|
|
|
@V=($A,$B,$C,$D,$E,$F,$G,$H)=map("%ymm$_",(8..15));
|
|
($t1,$t2,$t3,$axb,$bxc,$Xi,$Xn,$sigma)=map("%ymm$_",(0..7));
|
|
|
|
$code.=<<___;
|
|
.type sha256_multi_block_avx2,\@function,3
|
|
.align 32
|
|
sha256_multi_block_avx2:
|
|
_avx2_shortcut:
|
|
mov %rsp,%rax
|
|
push %rbx
|
|
push %rbp
|
|
push %r12
|
|
push %r13
|
|
push %r14
|
|
push %r15
|
|
___
|
|
$code.=<<___ if ($win64);
|
|
lea -0xa8(%rsp),%rsp
|
|
movaps %xmm6,(%rsp)
|
|
movaps %xmm7,0x10(%rsp)
|
|
movaps %xmm8,0x20(%rsp)
|
|
movaps %xmm9,0x30(%rsp)
|
|
movaps %xmm10,0x40(%rsp)
|
|
movaps %xmm11,0x50(%rsp)
|
|
movaps %xmm12,-0x78(%rax)
|
|
movaps %xmm13,-0x68(%rax)
|
|
movaps %xmm14,-0x58(%rax)
|
|
movaps %xmm15,-0x48(%rax)
|
|
___
|
|
$code.=<<___;
|
|
sub \$`$REG_SZ*18`, %rsp
|
|
and \$-256,%rsp
|
|
mov %rax,`$REG_SZ*17`(%rsp) # original %rsp
|
|
.Lbody_avx2:
|
|
lea K256+128(%rip),$Tbl
|
|
lea 0x80($ctx),$ctx # size optimization
|
|
|
|
.Loop_grande_avx2:
|
|
mov $num,`$REG_SZ*17+8`(%rsp) # original $num
|
|
xor $num,$num
|
|
lea `$REG_SZ*16`(%rsp),%rbx
|
|
___
|
|
for($i=0;$i<8;$i++) {
|
|
$code.=<<___;
|
|
mov `16*$i+0`($inp),@ptr[$i] # input pointer
|
|
mov `16*$i+8`($inp),%ecx # number of blocks
|
|
cmp $num,%ecx
|
|
cmovg %ecx,$num # find maximum
|
|
test %ecx,%ecx
|
|
mov %ecx,`4*$i`(%rbx) # initialize counters
|
|
cmovle $Tbl,@ptr[$i] # cancel input
|
|
___
|
|
}
|
|
$code.=<<___;
|
|
vmovdqu 0x00-0x80($ctx),$A # load context
|
|
lea 128(%rsp),%rax
|
|
vmovdqu 0x20-0x80($ctx),$B
|
|
lea 256+128(%rsp),%rbx
|
|
vmovdqu 0x40-0x80($ctx),$C
|
|
vmovdqu 0x60-0x80($ctx),$D
|
|
vmovdqu 0x80-0x80($ctx),$E
|
|
vmovdqu 0xa0-0x80($ctx),$F
|
|
vmovdqu 0xc0-0x80($ctx),$G
|
|
vmovdqu 0xe0-0x80($ctx),$H
|
|
vmovdqu .Lpbswap(%rip),$Xn
|
|
jmp .Loop_avx2
|
|
|
|
.align 32
|
|
.Loop_avx2:
|
|
vpxor $B,$C,$bxc # magic seed
|
|
___
|
|
for($i=0;$i<16;$i++) { &ROUND_00_15_avx($i,@V); unshift(@V,pop(@V)); }
|
|
$code.=<<___;
|
|
vmovdqu `&Xi_off($i)`,$Xi
|
|
mov \$3,%ecx
|
|
jmp .Loop_16_xx_avx2
|
|
.align 32
|
|
.Loop_16_xx_avx2:
|
|
___
|
|
for(;$i<32;$i++) { &ROUND_16_XX_avx($i,@V); unshift(@V,pop(@V)); }
|
|
$code.=<<___;
|
|
dec %ecx
|
|
jnz .Loop_16_xx_avx2
|
|
|
|
mov \$1,%ecx
|
|
lea `$REG_SZ*16`(%rsp),%rbx
|
|
lea K256+128(%rip),$Tbl
|
|
___
|
|
for($i=0;$i<8;$i++) {
|
|
$code.=<<___;
|
|
cmp `4*$i`(%rbx),%ecx # examine counters
|
|
cmovge $Tbl,@ptr[$i] # cancel input
|
|
___
|
|
}
|
|
$code.=<<___;
|
|
vmovdqa (%rbx),$sigma # pull counters
|
|
vpxor $t1,$t1,$t1
|
|
vmovdqa $sigma,$Xn
|
|
vpcmpgtd $t1,$Xn,$Xn # mask value
|
|
vpaddd $Xn,$sigma,$sigma # counters--
|
|
|
|
vmovdqu 0x00-0x80($ctx),$t1
|
|
vpand $Xn,$A,$A
|
|
vmovdqu 0x20-0x80($ctx),$t2
|
|
vpand $Xn,$B,$B
|
|
vmovdqu 0x40-0x80($ctx),$t3
|
|
vpand $Xn,$C,$C
|
|
vmovdqu 0x60-0x80($ctx),$Xi
|
|
vpand $Xn,$D,$D
|
|
vpaddd $t1,$A,$A
|
|
vmovdqu 0x80-0x80($ctx),$t1
|
|
vpand $Xn,$E,$E
|
|
vpaddd $t2,$B,$B
|
|
vmovdqu 0xa0-0x80($ctx),$t2
|
|
vpand $Xn,$F,$F
|
|
vpaddd $t3,$C,$C
|
|
vmovdqu 0xc0-0x80($ctx),$t3
|
|
vpand $Xn,$G,$G
|
|
vpaddd $Xi,$D,$D
|
|
vmovdqu 0xe0-0x80($ctx),$Xi
|
|
vpand $Xn,$H,$H
|
|
vpaddd $t1,$E,$E
|
|
vpaddd $t2,$F,$F
|
|
vmovdqu $A,0x00-0x80($ctx)
|
|
vpaddd $t3,$G,$G
|
|
vmovdqu $B,0x20-0x80($ctx)
|
|
vpaddd $Xi,$H,$H
|
|
vmovdqu $C,0x40-0x80($ctx)
|
|
vmovdqu $D,0x60-0x80($ctx)
|
|
vmovdqu $E,0x80-0x80($ctx)
|
|
vmovdqu $F,0xa0-0x80($ctx)
|
|
vmovdqu $G,0xc0-0x80($ctx)
|
|
vmovdqu $H,0xe0-0x80($ctx)
|
|
|
|
vmovdqu $sigma,(%rbx) # save counters
|
|
lea 256+128(%rsp),%rbx
|
|
vmovdqu .Lpbswap(%rip),$Xn
|
|
dec $num
|
|
jnz .Loop_avx2
|
|
|
|
#mov `$REG_SZ*17+8`(%rsp),$num
|
|
#lea $REG_SZ($ctx),$ctx
|
|
#lea `16*$REG_SZ/4`($inp),$inp
|
|
#dec $num
|
|
#jnz .Loop_grande_avx2
|
|
|
|
.Ldone_avx2:
|
|
mov `$REG_SZ*17`(%rsp),%rax # orignal %rsp
|
|
vzeroupper
|
|
___
|
|
$code.=<<___ if ($win64);
|
|
movaps -0xd8(%rax),%xmm6
|
|
movaps -0xc8(%rax),%xmm7
|
|
movaps -0xb8(%rax),%xmm8
|
|
movaps -0xa8(%rax),%xmm9
|
|
movaps -0x98(%rax),%xmm10
|
|
movaps -0x88(%rax),%xmm11
|
|
movaps -0x78(%rax),%xmm12
|
|
movaps -0x68(%rax),%xmm13
|
|
movaps -0x58(%rax),%xmm14
|
|
movaps -0x48(%rax),%xmm15
|
|
___
|
|
$code.=<<___;
|
|
mov -48(%rax),%r15
|
|
mov -40(%rax),%r14
|
|
mov -32(%rax),%r13
|
|
mov -24(%rax),%r12
|
|
mov -16(%rax),%rbp
|
|
mov -8(%rax),%rbx
|
|
lea (%rax),%rsp
|
|
.Lepilogue_avx2:
|
|
ret
|
|
.size sha256_multi_block_avx2,.-sha256_multi_block_avx2
|
|
___
|
|
} }}}
|
|
$code.=<<___;
|
|
.align 256
|
|
K256:
|
|
___
|
|
sub TABLE {
|
|
foreach (@_) {
|
|
$code.=<<___;
|
|
.long $_,$_,$_,$_
|
|
.long $_,$_,$_,$_
|
|
___
|
|
}
|
|
}
|
|
&TABLE( 0x428a2f98,0x71374491,0xb5c0fbcf,0xe9b5dba5,
|
|
0x3956c25b,0x59f111f1,0x923f82a4,0xab1c5ed5,
|
|
0xd807aa98,0x12835b01,0x243185be,0x550c7dc3,
|
|
0x72be5d74,0x80deb1fe,0x9bdc06a7,0xc19bf174,
|
|
0xe49b69c1,0xefbe4786,0x0fc19dc6,0x240ca1cc,
|
|
0x2de92c6f,0x4a7484aa,0x5cb0a9dc,0x76f988da,
|
|
0x983e5152,0xa831c66d,0xb00327c8,0xbf597fc7,
|
|
0xc6e00bf3,0xd5a79147,0x06ca6351,0x14292967,
|
|
0x27b70a85,0x2e1b2138,0x4d2c6dfc,0x53380d13,
|
|
0x650a7354,0x766a0abb,0x81c2c92e,0x92722c85,
|
|
0xa2bfe8a1,0xa81a664b,0xc24b8b70,0xc76c51a3,
|
|
0xd192e819,0xd6990624,0xf40e3585,0x106aa070,
|
|
0x19a4c116,0x1e376c08,0x2748774c,0x34b0bcb5,
|
|
0x391c0cb3,0x4ed8aa4a,0x5b9cca4f,0x682e6ff3,
|
|
0x748f82ee,0x78a5636f,0x84c87814,0x8cc70208,
|
|
0x90befffa,0xa4506ceb,0xbef9a3f7,0xc67178f2 );
|
|
$code.=<<___;
|
|
.Lpbswap:
|
|
.long 0x00010203,0x04050607,0x08090a0b,0x0c0d0e0f # pbswap
|
|
.long 0x00010203,0x04050607,0x08090a0b,0x0c0d0e0f # pbswap
|
|
K256_shaext:
|
|
.long 0x428a2f98,0x71374491,0xb5c0fbcf,0xe9b5dba5
|
|
.long 0x3956c25b,0x59f111f1,0x923f82a4,0xab1c5ed5
|
|
.long 0xd807aa98,0x12835b01,0x243185be,0x550c7dc3
|
|
.long 0x72be5d74,0x80deb1fe,0x9bdc06a7,0xc19bf174
|
|
.long 0xe49b69c1,0xefbe4786,0x0fc19dc6,0x240ca1cc
|
|
.long 0x2de92c6f,0x4a7484aa,0x5cb0a9dc,0x76f988da
|
|
.long 0x983e5152,0xa831c66d,0xb00327c8,0xbf597fc7
|
|
.long 0xc6e00bf3,0xd5a79147,0x06ca6351,0x14292967
|
|
.long 0x27b70a85,0x2e1b2138,0x4d2c6dfc,0x53380d13
|
|
.long 0x650a7354,0x766a0abb,0x81c2c92e,0x92722c85
|
|
.long 0xa2bfe8a1,0xa81a664b,0xc24b8b70,0xc76c51a3
|
|
.long 0xd192e819,0xd6990624,0xf40e3585,0x106aa070
|
|
.long 0x19a4c116,0x1e376c08,0x2748774c,0x34b0bcb5
|
|
.long 0x391c0cb3,0x4ed8aa4a,0x5b9cca4f,0x682e6ff3
|
|
.long 0x748f82ee,0x78a5636f,0x84c87814,0x8cc70208
|
|
.long 0x90befffa,0xa4506ceb,0xbef9a3f7,0xc67178f2
|
|
.asciz "SHA256 multi-block transform for x86_64, CRYPTOGAMS by <appro\@openssl.org>"
|
|
___
|
|
|
|
if ($win64) {
|
|
# EXCEPTION_DISPOSITION handler (EXCEPTION_RECORD *rec,ULONG64 frame,
|
|
# CONTEXT *context,DISPATCHER_CONTEXT *disp)
|
|
$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($disp),%r11 # disp->HandlerData
|
|
|
|
mov 0(%r11),%r10d # HandlerData[0]
|
|
lea (%rsi,%r10),%r10 # end of prologue label
|
|
cmp %r10,%rbx # context->Rip<.Lbody
|
|
jb .Lin_prologue
|
|
|
|
mov 152($context),%rax # pull context->Rsp
|
|
|
|
mov 4(%r11),%r10d # HandlerData[1]
|
|
lea (%rsi,%r10),%r10 # epilogue label
|
|
cmp %r10,%rbx # context->Rip>=.Lepilogue
|
|
jae .Lin_prologue
|
|
|
|
mov `16*17`(%rax),%rax # pull saved stack pointer
|
|
|
|
mov -8(%rax),%rbx
|
|
mov -16(%rax),%rbp
|
|
mov %rbx,144($context) # restore context->Rbx
|
|
mov %rbp,160($context) # restore context->Rbp
|
|
|
|
lea -24-10*16(%rax),%rsi
|
|
lea 512($context),%rdi # &context.Xmm6
|
|
mov \$20,%ecx
|
|
.long 0xa548f3fc # cld; rep movsq
|
|
|
|
.Lin_prologue:
|
|
mov 8(%rax),%rdi
|
|
mov 16(%rax),%rsi
|
|
mov %rax,152($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
|
|
___
|
|
$code.=<<___ if ($avx>1);
|
|
.type avx2_handler,\@abi-omnipotent
|
|
.align 16
|
|
avx2_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 # end of prologue label
|
|
cmp %r10,%rbx # context->Rip<body label
|
|
jb .Lin_prologue
|
|
|
|
mov 152($context),%rax # pull context->Rsp
|
|
|
|
mov 4(%r11),%r10d # HandlerData[1]
|
|
lea (%rsi,%r10),%r10 # epilogue label
|
|
cmp %r10,%rbx # context->Rip>=epilogue label
|
|
jae .Lin_prologue
|
|
|
|
mov `32*17`($context),%rax # pull saved stack pointer
|
|
|
|
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($context) # restore cotnext->R12
|
|
mov %r13,224($context) # restore cotnext->R13
|
|
mov %r14,232($context) # restore cotnext->R14
|
|
mov %r15,240($context) # restore cotnext->R15
|
|
|
|
lea -56-10*16(%rax),%rsi
|
|
lea 512($context),%rdi # &context.Xmm6
|
|
mov \$20,%ecx
|
|
.long 0xa548f3fc # cld; rep movsq
|
|
|
|
jmp .Lin_prologue
|
|
.size avx2_handler,.-avx2_handler
|
|
___
|
|
$code.=<<___;
|
|
.section .pdata
|
|
.align 4
|
|
.rva .LSEH_begin_sha256_multi_block
|
|
.rva .LSEH_end_sha256_multi_block
|
|
.rva .LSEH_info_sha256_multi_block
|
|
.rva .LSEH_begin_sha256_multi_block_shaext
|
|
.rva .LSEH_end_sha256_multi_block_shaext
|
|
.rva .LSEH_info_sha256_multi_block_shaext
|
|
___
|
|
$code.=<<___ if ($avx);
|
|
.rva .LSEH_begin_sha256_multi_block_avx
|
|
.rva .LSEH_end_sha256_multi_block_avx
|
|
.rva .LSEH_info_sha256_multi_block_avx
|
|
___
|
|
$code.=<<___ if ($avx>1);
|
|
.rva .LSEH_begin_sha256_multi_block_avx2
|
|
.rva .LSEH_end_sha256_multi_block_avx2
|
|
.rva .LSEH_info_sha256_multi_block_avx2
|
|
___
|
|
$code.=<<___;
|
|
.section .xdata
|
|
.align 8
|
|
.LSEH_info_sha256_multi_block:
|
|
.byte 9,0,0,0
|
|
.rva se_handler
|
|
.rva .Lbody,.Lepilogue # HandlerData[]
|
|
.LSEH_info_sha256_multi_block_shaext:
|
|
.byte 9,0,0,0
|
|
.rva se_handler
|
|
.rva .Lbody_shaext,.Lepilogue_shaext # HandlerData[]
|
|
___
|
|
$code.=<<___ if ($avx);
|
|
.LSEH_info_sha256_multi_block_avx:
|
|
.byte 9,0,0,0
|
|
.rva se_handler
|
|
.rva .Lbody_avx,.Lepilogue_avx # HandlerData[]
|
|
___
|
|
$code.=<<___ if ($avx>1);
|
|
.LSEH_info_sha256_multi_block_avx2:
|
|
.byte 9,0,0,0
|
|
.rva avx2_handler
|
|
.rva .Lbody_avx2,.Lepilogue_avx2 # HandlerData[]
|
|
___
|
|
}
|
|
####################################################################
|
|
|
|
sub rex {
|
|
local *opcode=shift;
|
|
my ($dst,$src)=@_;
|
|
my $rex=0;
|
|
|
|
$rex|=0x04 if ($dst>=8);
|
|
$rex|=0x01 if ($src>=8);
|
|
unshift @opcode,$rex|0x40 if ($rex);
|
|
}
|
|
|
|
sub sha256op38 {
|
|
my $instr = shift;
|
|
my %opcodelet = (
|
|
"sha256rnds2" => 0xcb,
|
|
"sha256msg1" => 0xcc,
|
|
"sha256msg2" => 0xcd );
|
|
|
|
if (defined($opcodelet{$instr}) && @_[0] =~ /%xmm([0-9]+),\s*%xmm([0-9]+)/) {
|
|
my @opcode=(0x0f,0x38);
|
|
rex(\@opcode,$2,$1);
|
|
push @opcode,$opcodelet{$instr};
|
|
push @opcode,0xc0|($1&7)|(($2&7)<<3); # ModR/M
|
|
return ".byte\t".join(',',@opcode);
|
|
} else {
|
|
return $instr."\t".@_[0];
|
|
}
|
|
}
|
|
|
|
foreach (split("\n",$code)) {
|
|
s/\`([^\`]*)\`/eval($1)/ge;
|
|
|
|
s/\b(sha256[^\s]*)\s+(.*)/sha256op38($1,$2)/geo or
|
|
|
|
s/\b(vmov[dq])\b(.+)%ymm([0-9]+)/$1$2%xmm$3/go or
|
|
s/\b(vmovdqu)\b(.+)%x%ymm([0-9]+)/$1$2%xmm$3/go or
|
|
s/\b(vpinsr[qd])\b(.+)%ymm([0-9]+),%ymm([0-9]+)/$1$2%xmm$3,%xmm$4/go or
|
|
s/\b(vpextr[qd])\b(.+)%ymm([0-9]+)/$1$2%xmm$3/go or
|
|
s/\b(vinserti128)\b(\s+)%ymm/$1$2\$1,%xmm/go or
|
|
s/\b(vpbroadcast[qd]\s+)%ymm([0-9]+)/$1%xmm$2/go;
|
|
|
|
print $_,"\n";
|
|
}
|
|
|
|
close STDOUT;
|