From 27594eeae6f40a402bc3110f06d57975168e74e3 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Parm=C3=A9nides=20GV?= Date: Thu, 4 Jun 2015 19:20:15 +0200 Subject: ics-openvpn as a submodule! beautiful ics-openvpn is now officially on GitHub, and they track openssl and openvpn as submodules, so it's easier to update everything. Just a git submodule update --recursive. I've also set up soft links to native modules from ics-openvpn in app, so that we don't copy files in Gradle (which was causing problems with the submodules .git* files, not being copied). That makes the repo cleaner. --- app/openssl/crypto/bn/asm/x86_64-mont5.pl | 1071 ----------------------------- 1 file changed, 1071 deletions(-) delete mode 100755 app/openssl/crypto/bn/asm/x86_64-mont5.pl (limited to 'app/openssl/crypto/bn/asm/x86_64-mont5.pl') diff --git a/app/openssl/crypto/bn/asm/x86_64-mont5.pl b/app/openssl/crypto/bn/asm/x86_64-mont5.pl deleted file mode 100755 index dae0fe24..00000000 --- a/app/openssl/crypto/bn/asm/x86_64-mont5.pl +++ /dev/null @@ -1,1071 +0,0 @@ -#!/usr/bin/env perl - -# ==================================================================== -# Written by Andy Polyakov for the OpenSSL -# project. The module is, however, dual licensed under OpenSSL and -# CRYPTOGAMS licenses depending on where you obtain it. For further -# details see http://www.openssl.org/~appro/cryptogams/. -# ==================================================================== - -# August 2011. -# -# Companion to x86_64-mont.pl that optimizes cache-timing attack -# countermeasures. The subroutines are produced by replacing bp[i] -# references in their x86_64-mont.pl counterparts with cache-neutral -# references to powers table computed in BN_mod_exp_mont_consttime. -# In addition subroutine that scatters elements of the powers table -# is implemented, so that scatter-/gathering can be tuned without -# bn_exp.c modifications. - -$flavour = shift; -$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 $output"; -*STDOUT=*OUT; - -# int bn_mul_mont_gather5( -$rp="%rdi"; # BN_ULONG *rp, -$ap="%rsi"; # const BN_ULONG *ap, -$bp="%rdx"; # const BN_ULONG *bp, -$np="%rcx"; # const BN_ULONG *np, -$n0="%r8"; # const BN_ULONG *n0, -$num="%r9"; # int num, - # int idx); # 0 to 2^5-1, "index" in $bp holding - # pre-computed powers of a', interlaced - # in such manner that b[0] is $bp[idx], - # b[1] is [2^5+idx], etc. -$lo0="%r10"; -$hi0="%r11"; -$hi1="%r13"; -$i="%r14"; -$j="%r15"; -$m0="%rbx"; -$m1="%rbp"; - -$code=<<___; -.text - -.globl bn_mul_mont_gather5 -.type bn_mul_mont_gather5,\@function,6 -.align 64 -bn_mul_mont_gather5: - test \$3,${num}d - jnz .Lmul_enter - cmp \$8,${num}d - jb .Lmul_enter - jmp .Lmul4x_enter - -.align 16 -.Lmul_enter: - mov ${num}d,${num}d - mov `($win64?56:8)`(%rsp),%r10d # load 7th argument - push %rbx - push %rbp - push %r12 - push %r13 - push %r14 - push %r15 -___ -$code.=<<___ if ($win64); - lea -0x28(%rsp),%rsp - movaps %xmm6,(%rsp) - movaps %xmm7,0x10(%rsp) -.Lmul_alloca: -___ -$code.=<<___; - mov %rsp,%rax - lea 2($num),%r11 - neg %r11 - lea (%rsp,%r11,8),%rsp # tp=alloca(8*(num+2)) - and \$-1024,%rsp # minimize TLB usage - - mov %rax,8(%rsp,$num,8) # tp[num+1]=%rsp -.Lmul_body: - mov $bp,%r12 # reassign $bp -___ - $bp="%r12"; - $STRIDE=2**5*8; # 5 is "window size" - $N=$STRIDE/4; # should match cache line size -$code.=<<___; - mov %r10,%r11 - shr \$`log($N/8)/log(2)`,%r10 - and \$`$N/8-1`,%r11 - not %r10 - lea .Lmagic_masks(%rip),%rax - and \$`2**5/($N/8)-1`,%r10 # 5 is "window size" - lea 96($bp,%r11,8),$bp # pointer within 1st cache line - movq 0(%rax,%r10,8),%xmm4 # set of masks denoting which - movq 8(%rax,%r10,8),%xmm5 # cache line contains element - movq 16(%rax,%r10,8),%xmm6 # denoted by 7th argument - movq 24(%rax,%r10,8),%xmm7 - - movq `0*$STRIDE/4-96`($bp),%xmm0 - movq `1*$STRIDE/4-96`($bp),%xmm1 - pand %xmm4,%xmm0 - movq `2*$STRIDE/4-96`($bp),%xmm2 - pand %xmm5,%xmm1 - movq `3*$STRIDE/4-96`($bp),%xmm3 - pand %xmm6,%xmm2 - por %xmm1,%xmm0 - pand %xmm7,%xmm3 - por %xmm2,%xmm0 - lea $STRIDE($bp),$bp - por %xmm3,%xmm0 - - movq %xmm0,$m0 # m0=bp[0] - - mov ($n0),$n0 # pull n0[0] value - mov ($ap),%rax - - xor $i,$i # i=0 - xor $j,$j # j=0 - - movq `0*$STRIDE/4-96`($bp),%xmm0 - movq `1*$STRIDE/4-96`($bp),%xmm1 - pand %xmm4,%xmm0 - movq `2*$STRIDE/4-96`($bp),%xmm2 - pand %xmm5,%xmm1 - - mov $n0,$m1 - mulq $m0 # ap[0]*bp[0] - mov %rax,$lo0 - mov ($np),%rax - - movq `3*$STRIDE/4-96`($bp),%xmm3 - pand %xmm6,%xmm2 - por %xmm1,%xmm0 - pand %xmm7,%xmm3 - - imulq $lo0,$m1 # "tp[0]"*n0 - mov %rdx,$hi0 - - por %xmm2,%xmm0 - lea $STRIDE($bp),$bp - por %xmm3,%xmm0 - - mulq $m1 # np[0]*m1 - add %rax,$lo0 # discarded - mov 8($ap),%rax - adc \$0,%rdx - mov %rdx,$hi1 - - lea 1($j),$j # j++ - jmp .L1st_enter - -.align 16 -.L1st: - add %rax,$hi1 - mov ($ap,$j,8),%rax - adc \$0,%rdx - add $hi0,$hi1 # np[j]*m1+ap[j]*bp[0] - mov $lo0,$hi0 - adc \$0,%rdx - mov $hi1,-16(%rsp,$j,8) # tp[j-1] - mov %rdx,$hi1 - -.L1st_enter: - mulq $m0 # ap[j]*bp[0] - add %rax,$hi0 - mov ($np,$j,8),%rax - adc \$0,%rdx - lea 1($j),$j # j++ - mov %rdx,$lo0 - - mulq $m1 # np[j]*m1 - cmp $num,$j - jne .L1st - - movq %xmm0,$m0 # bp[1] - - add %rax,$hi1 - mov ($ap),%rax # ap[0] - adc \$0,%rdx - add $hi0,$hi1 # np[j]*m1+ap[j]*bp[0] - adc \$0,%rdx - mov $hi1,-16(%rsp,$j,8) # tp[j-1] - mov %rdx,$hi1 - mov $lo0,$hi0 - - xor %rdx,%rdx - add $hi0,$hi1 - adc \$0,%rdx - mov $hi1,-8(%rsp,$num,8) - mov %rdx,(%rsp,$num,8) # store upmost overflow bit - - lea 1($i),$i # i++ - jmp .Louter -.align 16 -.Louter: - xor $j,$j # j=0 - mov $n0,$m1 - mov (%rsp),$lo0 - - movq `0*$STRIDE/4-96`($bp),%xmm0 - movq `1*$STRIDE/4-96`($bp),%xmm1 - pand %xmm4,%xmm0 - movq `2*$STRIDE/4-96`($bp),%xmm2 - pand %xmm5,%xmm1 - - mulq $m0 # ap[0]*bp[i] - add %rax,$lo0 # ap[0]*bp[i]+tp[0] - mov ($np),%rax - adc \$0,%rdx - - movq `3*$STRIDE/4-96`($bp),%xmm3 - pand %xmm6,%xmm2 - por %xmm1,%xmm0 - pand %xmm7,%xmm3 - - imulq $lo0,$m1 # tp[0]*n0 - mov %rdx,$hi0 - - por %xmm2,%xmm0 - lea $STRIDE($bp),$bp - por %xmm3,%xmm0 - - mulq $m1 # np[0]*m1 - add %rax,$lo0 # discarded - mov 8($ap),%rax - adc \$0,%rdx - mov 8(%rsp),$lo0 # tp[1] - mov %rdx,$hi1 - - lea 1($j),$j # j++ - jmp .Linner_enter - -.align 16 -.Linner: - add %rax,$hi1 - mov ($ap,$j,8),%rax - adc \$0,%rdx - add $lo0,$hi1 # np[j]*m1+ap[j]*bp[i]+tp[j] - mov (%rsp,$j,8),$lo0 - adc \$0,%rdx - mov $hi1,-16(%rsp,$j,8) # tp[j-1] - mov %rdx,$hi1 - -.Linner_enter: - mulq $m0 # ap[j]*bp[i] - add %rax,$hi0 - mov ($np,$j,8),%rax - adc \$0,%rdx - add $hi0,$lo0 # ap[j]*bp[i]+tp[j] - mov %rdx,$hi0 - adc \$0,$hi0 - lea 1($j),$j # j++ - - mulq $m1 # np[j]*m1 - cmp $num,$j - jne .Linner - - movq %xmm0,$m0 # bp[i+1] - - add %rax,$hi1 - mov ($ap),%rax # ap[0] - adc \$0,%rdx - add $lo0,$hi1 # np[j]*m1+ap[j]*bp[i]+tp[j] - mov (%rsp,$j,8),$lo0 - adc \$0,%rdx - mov $hi1,-16(%rsp,$j,8) # tp[j-1] - mov %rdx,$hi1 - - xor %rdx,%rdx - add $hi0,$hi1 - adc \$0,%rdx - add $lo0,$hi1 # pull upmost overflow bit - adc \$0,%rdx - mov $hi1,-8(%rsp,$num,8) - mov %rdx,(%rsp,$num,8) # store upmost overflow bit - - lea 1($i),$i # i++ - cmp $num,$i - jl .Louter - - xor $i,$i # i=0 and clear CF! - mov (%rsp),%rax # tp[0] - lea (%rsp),$ap # borrow ap for tp - mov $num,$j # j=num - jmp .Lsub -.align 16 -.Lsub: sbb ($np,$i,8),%rax - mov %rax,($rp,$i,8) # rp[i]=tp[i]-np[i] - mov 8($ap,$i,8),%rax # tp[i+1] - lea 1($i),$i # i++ - dec $j # doesnn't affect CF! - jnz .Lsub - - sbb \$0,%rax # handle upmost overflow bit - xor $i,$i - and %rax,$ap - not %rax - mov $rp,$np - and %rax,$np - mov $num,$j # j=num - or $np,$ap # ap=borrow?tp:rp -.align 16 -.Lcopy: # copy or in-place refresh - mov ($ap,$i,8),%rax - mov $i,(%rsp,$i,8) # zap temporary vector - mov %rax,($rp,$i,8) # rp[i]=tp[i] - lea 1($i),$i - sub \$1,$j - jnz .Lcopy - - mov 8(%rsp,$num,8),%rsi # restore %rsp - mov \$1,%rax -___ -$code.=<<___ if ($win64); - movaps (%rsi),%xmm6 - movaps 0x10(%rsi),%xmm7 - lea 0x28(%rsi),%rsi -___ -$code.=<<___; - mov (%rsi),%r15 - mov 8(%rsi),%r14 - mov 16(%rsi),%r13 - mov 24(%rsi),%r12 - mov 32(%rsi),%rbp - mov 40(%rsi),%rbx - lea 48(%rsi),%rsp -.Lmul_epilogue: - ret -.size bn_mul_mont_gather5,.-bn_mul_mont_gather5 -___ -{{{ -my @A=("%r10","%r11"); -my @N=("%r13","%rdi"); -$code.=<<___; -.type bn_mul4x_mont_gather5,\@function,6 -.align 16 -bn_mul4x_mont_gather5: -.Lmul4x_enter: - mov ${num}d,${num}d - mov `($win64?56:8)`(%rsp),%r10d # load 7th argument - push %rbx - push %rbp - push %r12 - push %r13 - push %r14 - push %r15 -___ -$code.=<<___ if ($win64); - lea -0x28(%rsp),%rsp - movaps %xmm6,(%rsp) - movaps %xmm7,0x10(%rsp) -.Lmul4x_alloca: -___ -$code.=<<___; - mov %rsp,%rax - lea 4($num),%r11 - neg %r11 - lea (%rsp,%r11,8),%rsp # tp=alloca(8*(num+4)) - and \$-1024,%rsp # minimize TLB usage - - mov %rax,8(%rsp,$num,8) # tp[num+1]=%rsp -.Lmul4x_body: - mov $rp,16(%rsp,$num,8) # tp[num+2]=$rp - mov %rdx,%r12 # reassign $bp -___ - $bp="%r12"; - $STRIDE=2**5*8; # 5 is "window size" - $N=$STRIDE/4; # should match cache line size -$code.=<<___; - mov %r10,%r11 - shr \$`log($N/8)/log(2)`,%r10 - and \$`$N/8-1`,%r11 - not %r10 - lea .Lmagic_masks(%rip),%rax - and \$`2**5/($N/8)-1`,%r10 # 5 is "window size" - lea 96($bp,%r11,8),$bp # pointer within 1st cache line - movq 0(%rax,%r10,8),%xmm4 # set of masks denoting which - movq 8(%rax,%r10,8),%xmm5 # cache line contains element - movq 16(%rax,%r10,8),%xmm6 # denoted by 7th argument - movq 24(%rax,%r10,8),%xmm7 - - movq `0*$STRIDE/4-96`($bp),%xmm0 - movq `1*$STRIDE/4-96`($bp),%xmm1 - pand %xmm4,%xmm0 - movq `2*$STRIDE/4-96`($bp),%xmm2 - pand %xmm5,%xmm1 - movq `3*$STRIDE/4-96`($bp),%xmm3 - pand %xmm6,%xmm2 - por %xmm1,%xmm0 - pand %xmm7,%xmm3 - por %xmm2,%xmm0 - lea $STRIDE($bp),$bp - por %xmm3,%xmm0 - - movq %xmm0,$m0 # m0=bp[0] - mov ($n0),$n0 # pull n0[0] value - mov ($ap),%rax - - xor $i,$i # i=0 - xor $j,$j # j=0 - - movq `0*$STRIDE/4-96`($bp),%xmm0 - movq `1*$STRIDE/4-96`($bp),%xmm1 - pand %xmm4,%xmm0 - movq `2*$STRIDE/4-96`($bp),%xmm2 - pand %xmm5,%xmm1 - - mov $n0,$m1 - mulq $m0 # ap[0]*bp[0] - mov %rax,$A[0] - mov ($np),%rax - - movq `3*$STRIDE/4-96`($bp),%xmm3 - pand %xmm6,%xmm2 - por %xmm1,%xmm0 - pand %xmm7,%xmm3 - - imulq $A[0],$m1 # "tp[0]"*n0 - mov %rdx,$A[1] - - por %xmm2,%xmm0 - lea $STRIDE($bp),$bp - por %xmm3,%xmm0 - - mulq $m1 # np[0]*m1 - add %rax,$A[0] # discarded - mov 8($ap),%rax - adc \$0,%rdx - mov %rdx,$N[1] - - mulq $m0 - add %rax,$A[1] - mov 8($np),%rax - adc \$0,%rdx - mov %rdx,$A[0] - - mulq $m1 - add %rax,$N[1] - mov 16($ap),%rax - adc \$0,%rdx - add $A[1],$N[1] - lea 4($j),$j # j++ - adc \$0,%rdx - mov $N[1],(%rsp) - mov %rdx,$N[0] - jmp .L1st4x -.align 16 -.L1st4x: - mulq $m0 # ap[j]*bp[0] - add %rax,$A[0] - mov -16($np,$j,8),%rax - adc \$0,%rdx - mov %rdx,$A[1] - - mulq $m1 # np[j]*m1 - add %rax,$N[0] - mov -8($ap,$j,8),%rax - adc \$0,%rdx - add $A[0],$N[0] # np[j]*m1+ap[j]*bp[0] - adc \$0,%rdx - mov $N[0],-24(%rsp,$j,8) # tp[j-1] - mov %rdx,$N[1] - - mulq $m0 # ap[j]*bp[0] - add %rax,$A[1] - mov -8($np,$j,8),%rax - adc \$0,%rdx - mov %rdx,$A[0] - - mulq $m1 # np[j]*m1 - add %rax,$N[1] - mov ($ap,$j,8),%rax - adc \$0,%rdx - add $A[1],$N[1] # np[j]*m1+ap[j]*bp[0] - adc \$0,%rdx - mov $N[1],-16(%rsp,$j,8) # tp[j-1] - mov %rdx,$N[0] - - mulq $m0 # ap[j]*bp[0] - add %rax,$A[0] - mov ($np,$j,8),%rax - adc \$0,%rdx - mov %rdx,$A[1] - - mulq $m1 # np[j]*m1 - add %rax,$N[0] - mov 8($ap,$j,8),%rax - adc \$0,%rdx - add $A[0],$N[0] # np[j]*m1+ap[j]*bp[0] - adc \$0,%rdx - mov $N[0],-8(%rsp,$j,8) # tp[j-1] - mov %rdx,$N[1] - - mulq $m0 # ap[j]*bp[0] - add %rax,$A[1] - mov 8($np,$j,8),%rax - adc \$0,%rdx - lea 4($j),$j # j++ - mov %rdx,$A[0] - - mulq $m1 # np[j]*m1 - add %rax,$N[1] - mov -16($ap,$j,8),%rax - adc \$0,%rdx - add $A[1],$N[1] # np[j]*m1+ap[j]*bp[0] - adc \$0,%rdx - mov $N[1],-32(%rsp,$j,8) # tp[j-1] - mov %rdx,$N[0] - cmp $num,$j - jl .L1st4x - - mulq $m0 # ap[j]*bp[0] - add %rax,$A[0] - mov -16($np,$j,8),%rax - adc \$0,%rdx - mov %rdx,$A[1] - - mulq $m1 # np[j]*m1 - add %rax,$N[0] - mov -8($ap,$j,8),%rax - adc \$0,%rdx - add $A[0],$N[0] # np[j]*m1+ap[j]*bp[0] - adc \$0,%rdx - mov $N[0],-24(%rsp,$j,8) # tp[j-1] - mov %rdx,$N[1] - - mulq $m0 # ap[j]*bp[0] - add %rax,$A[1] - mov -8($np,$j,8),%rax - adc \$0,%rdx - mov %rdx,$A[0] - - mulq $m1 # np[j]*m1 - add %rax,$N[1] - mov ($ap),%rax # ap[0] - adc \$0,%rdx - add $A[1],$N[1] # np[j]*m1+ap[j]*bp[0] - adc \$0,%rdx - mov $N[1],-16(%rsp,$j,8) # tp[j-1] - mov %rdx,$N[0] - - movq %xmm0,$m0 # bp[1] - - xor $N[1],$N[1] - add $A[0],$N[0] - adc \$0,$N[1] - mov $N[0],-8(%rsp,$j,8) - mov $N[1],(%rsp,$j,8) # store upmost overflow bit - - lea 1($i),$i # i++ -.align 4 -.Louter4x: - xor $j,$j # j=0 - movq `0*$STRIDE/4-96`($bp),%xmm0 - movq `1*$STRIDE/4-96`($bp),%xmm1 - pand %xmm4,%xmm0 - movq `2*$STRIDE/4-96`($bp),%xmm2 - pand %xmm5,%xmm1 - - mov (%rsp),$A[0] - mov $n0,$m1 - mulq $m0 # ap[0]*bp[i] - add %rax,$A[0] # ap[0]*bp[i]+tp[0] - mov ($np),%rax - adc \$0,%rdx - - movq `3*$STRIDE/4-96`($bp),%xmm3 - pand %xmm6,%xmm2 - por %xmm1,%xmm0 - pand %xmm7,%xmm3 - - imulq $A[0],$m1 # tp[0]*n0 - mov %rdx,$A[1] - - por %xmm2,%xmm0 - lea $STRIDE($bp),$bp - por %xmm3,%xmm0 - - mulq $m1 # np[0]*m1 - add %rax,$A[0] # "$N[0]", discarded - mov 8($ap),%rax - adc \$0,%rdx - mov %rdx,$N[1] - - mulq $m0 # ap[j]*bp[i] - add %rax,$A[1] - mov 8($np),%rax - adc \$0,%rdx - add 8(%rsp),$A[1] # +tp[1] - adc \$0,%rdx - mov %rdx,$A[0] - - mulq $m1 # np[j]*m1 - add %rax,$N[1] - mov 16($ap),%rax - adc \$0,%rdx - add $A[1],$N[1] # np[j]*m1+ap[j]*bp[i]+tp[j] - lea 4($j),$j # j+=2 - adc \$0,%rdx - mov %rdx,$N[0] - jmp .Linner4x -.align 16 -.Linner4x: - mulq $m0 # ap[j]*bp[i] - add %rax,$A[0] - mov -16($np,$j,8),%rax - adc \$0,%rdx - add -16(%rsp,$j,8),$A[0] # ap[j]*bp[i]+tp[j] - adc \$0,%rdx - mov %rdx,$A[1] - - mulq $m1 # np[j]*m1 - add %rax,$N[0] - mov -8($ap,$j,8),%rax - adc \$0,%rdx - add $A[0],$N[0] - adc \$0,%rdx - mov $N[1],-32(%rsp,$j,8) # tp[j-1] - mov %rdx,$N[1] - - mulq $m0 # ap[j]*bp[i] - add %rax,$A[1] - mov -8($np,$j,8),%rax - adc \$0,%rdx - add -8(%rsp,$j,8),$A[1] - adc \$0,%rdx - mov %rdx,$A[0] - - mulq $m1 # np[j]*m1 - add %rax,$N[1] - mov ($ap,$j,8),%rax - adc \$0,%rdx - add $A[1],$N[1] - adc \$0,%rdx - mov $N[0],-24(%rsp,$j,8) # tp[j-1] - mov %rdx,$N[0] - - mulq $m0 # ap[j]*bp[i] - add %rax,$A[0] - mov ($np,$j,8),%rax - adc \$0,%rdx - add (%rsp,$j,8),$A[0] # ap[j]*bp[i]+tp[j] - adc \$0,%rdx - mov %rdx,$A[1] - - mulq $m1 # np[j]*m1 - add %rax,$N[0] - mov 8($ap,$j,8),%rax - adc \$0,%rdx - add $A[0],$N[0] - adc \$0,%rdx - mov $N[1],-16(%rsp,$j,8) # tp[j-1] - mov %rdx,$N[1] - - mulq $m0 # ap[j]*bp[i] - add %rax,$A[1] - mov 8($np,$j,8),%rax - adc \$0,%rdx - add 8(%rsp,$j,8),$A[1] - adc \$0,%rdx - lea 4($j),$j # j++ - mov %rdx,$A[0] - - mulq $m1 # np[j]*m1 - add %rax,$N[1] - mov -16($ap,$j,8),%rax - adc \$0,%rdx - add $A[1],$N[1] - adc \$0,%rdx - mov $N[0],-40(%rsp,$j,8) # tp[j-1] - mov %rdx,$N[0] - cmp $num,$j - jl .Linner4x - - mulq $m0 # ap[j]*bp[i] - add %rax,$A[0] - mov -16($np,$j,8),%rax - adc \$0,%rdx - add -16(%rsp,$j,8),$A[0] # ap[j]*bp[i]+tp[j] - adc \$0,%rdx - mov %rdx,$A[1] - - mulq $m1 # np[j]*m1 - add %rax,$N[0] - mov -8($ap,$j,8),%rax - adc \$0,%rdx - add $A[0],$N[0] - adc \$0,%rdx - mov $N[1],-32(%rsp,$j,8) # tp[j-1] - mov %rdx,$N[1] - - mulq $m0 # ap[j]*bp[i] - add %rax,$A[1] - mov -8($np,$j,8),%rax - adc \$0,%rdx - add -8(%rsp,$j,8),$A[1] - adc \$0,%rdx - lea 1($i),$i # i++ - mov %rdx,$A[0] - - mulq $m1 # np[j]*m1 - add %rax,$N[1] - mov ($ap),%rax # ap[0] - adc \$0,%rdx - add $A[1],$N[1] - adc \$0,%rdx - mov $N[0],-24(%rsp,$j,8) # tp[j-1] - mov %rdx,$N[0] - - movq %xmm0,$m0 # bp[i+1] - mov $N[1],-16(%rsp,$j,8) # tp[j-1] - - xor $N[1],$N[1] - add $A[0],$N[0] - adc \$0,$N[1] - add (%rsp,$num,8),$N[0] # pull upmost overflow bit - adc \$0,$N[1] - mov $N[0],-8(%rsp,$j,8) - mov $N[1],(%rsp,$j,8) # store upmost overflow bit - - cmp $num,$i - jl .Louter4x -___ -{ -my @ri=("%rax","%rdx",$m0,$m1); -$code.=<<___; - mov 16(%rsp,$num,8),$rp # restore $rp - mov 0(%rsp),@ri[0] # tp[0] - pxor %xmm0,%xmm0 - mov 8(%rsp),@ri[1] # tp[1] - shr \$2,$num # num/=4 - lea (%rsp),$ap # borrow ap for tp - xor $i,$i # i=0 and clear CF! - - sub 0($np),@ri[0] - mov 16($ap),@ri[2] # tp[2] - mov 24($ap),@ri[3] # tp[3] - sbb 8($np),@ri[1] - lea -1($num),$j # j=num/4-1 - jmp .Lsub4x -.align 16 -.Lsub4x: - mov @ri[0],0($rp,$i,8) # rp[i]=tp[i]-np[i] - mov @ri[1],8($rp,$i,8) # rp[i]=tp[i]-np[i] - sbb 16($np,$i,8),@ri[2] - mov 32($ap,$i,8),@ri[0] # tp[i+1] - mov 40($ap,$i,8),@ri[1] - sbb 24($np,$i,8),@ri[3] - mov @ri[2],16($rp,$i,8) # rp[i]=tp[i]-np[i] - mov @ri[3],24($rp,$i,8) # rp[i]=tp[i]-np[i] - sbb 32($np,$i,8),@ri[0] - mov 48($ap,$i,8),@ri[2] - mov 56($ap,$i,8),@ri[3] - sbb 40($np,$i,8),@ri[1] - lea 4($i),$i # i++ - dec $j # doesnn't affect CF! - jnz .Lsub4x - - mov @ri[0],0($rp,$i,8) # rp[i]=tp[i]-np[i] - mov 32($ap,$i,8),@ri[0] # load overflow bit - sbb 16($np,$i,8),@ri[2] - mov @ri[1],8($rp,$i,8) # rp[i]=tp[i]-np[i] - sbb 24($np,$i,8),@ri[3] - mov @ri[2],16($rp,$i,8) # rp[i]=tp[i]-np[i] - - sbb \$0,@ri[0] # handle upmost overflow bit - mov @ri[3],24($rp,$i,8) # rp[i]=tp[i]-np[i] - xor $i,$i # i=0 - and @ri[0],$ap - not @ri[0] - mov $rp,$np - and @ri[0],$np - lea -1($num),$j - or $np,$ap # ap=borrow?tp:rp - - movdqu ($ap),%xmm1 - movdqa %xmm0,(%rsp) - movdqu %xmm1,($rp) - jmp .Lcopy4x -.align 16 -.Lcopy4x: # copy or in-place refresh - movdqu 16($ap,$i),%xmm2 - movdqu 32($ap,$i),%xmm1 - movdqa %xmm0,16(%rsp,$i) - movdqu %xmm2,16($rp,$i) - movdqa %xmm0,32(%rsp,$i) - movdqu %xmm1,32($rp,$i) - lea 32($i),$i - dec $j - jnz .Lcopy4x - - shl \$2,$num - movdqu 16($ap,$i),%xmm2 - movdqa %xmm0,16(%rsp,$i) - movdqu %xmm2,16($rp,$i) -___ -} -$code.=<<___; - mov 8(%rsp,$num,8),%rsi # restore %rsp - mov \$1,%rax -___ -$code.=<<___ if ($win64); - movaps (%rsi),%xmm6 - movaps 0x10(%rsi),%xmm7 - lea 0x28(%rsi),%rsi -___ -$code.=<<___; - mov (%rsi),%r15 - mov 8(%rsi),%r14 - mov 16(%rsi),%r13 - mov 24(%rsi),%r12 - mov 32(%rsi),%rbp - mov 40(%rsi),%rbx - lea 48(%rsi),%rsp -.Lmul4x_epilogue: - ret -.size bn_mul4x_mont_gather5,.-bn_mul4x_mont_gather5 -___ -}}} - -{ -my ($inp,$num,$tbl,$idx)=$win64?("%rcx","%rdx","%r8", "%r9") : # Win64 order - ("%rdi","%rsi","%rdx","%rcx"); # Unix order -my $out=$inp; -my $STRIDE=2**5*8; -my $N=$STRIDE/4; - -$code.=<<___; -.globl bn_scatter5 -.type bn_scatter5,\@abi-omnipotent -.align 16 -bn_scatter5: - cmp \$0, $num - jz .Lscatter_epilogue - lea ($tbl,$idx,8),$tbl -.Lscatter: - mov ($inp),%rax - lea 8($inp),$inp - mov %rax,($tbl) - lea 32*8($tbl),$tbl - sub \$1,$num - jnz .Lscatter -.Lscatter_epilogue: - ret -.size bn_scatter5,.-bn_scatter5 - -.globl bn_gather5 -.type bn_gather5,\@abi-omnipotent -.align 16 -bn_gather5: -___ -$code.=<<___ if ($win64); -.LSEH_begin_bn_gather5: - # I can't trust assembler to use specific encoding:-( - .byte 0x48,0x83,0xec,0x28 #sub \$0x28,%rsp - .byte 0x0f,0x29,0x34,0x24 #movaps %xmm6,(%rsp) - .byte 0x0f,0x29,0x7c,0x24,0x10 #movdqa %xmm7,0x10(%rsp) -___ -$code.=<<___; - mov $idx,%r11 - shr \$`log($N/8)/log(2)`,$idx - and \$`$N/8-1`,%r11 - not $idx - lea .Lmagic_masks(%rip),%rax - and \$`2**5/($N/8)-1`,$idx # 5 is "window size" - lea 96($tbl,%r11,8),$tbl # pointer within 1st cache line - movq 0(%rax,$idx,8),%xmm4 # set of masks denoting which - movq 8(%rax,$idx,8),%xmm5 # cache line contains element - movq 16(%rax,$idx,8),%xmm6 # denoted by 7th argument - movq 24(%rax,$idx,8),%xmm7 - jmp .Lgather -.align 16 -.Lgather: - movq `0*$STRIDE/4-96`($tbl),%xmm0 - movq `1*$STRIDE/4-96`($tbl),%xmm1 - pand %xmm4,%xmm0 - movq `2*$STRIDE/4-96`($tbl),%xmm2 - pand %xmm5,%xmm1 - movq `3*$STRIDE/4-96`($tbl),%xmm3 - pand %xmm6,%xmm2 - por %xmm1,%xmm0 - pand %xmm7,%xmm3 - por %xmm2,%xmm0 - lea $STRIDE($tbl),$tbl - por %xmm3,%xmm0 - - movq %xmm0,($out) # m0=bp[0] - lea 8($out),$out - sub \$1,$num - jnz .Lgather -___ -$code.=<<___ if ($win64); - movaps (%rsp),%xmm6 - movaps 0x10(%rsp),%xmm7 - lea 0x28(%rsp),%rsp -___ -$code.=<<___; - ret -.LSEH_end_bn_gather5: -.size bn_gather5,.-bn_gather5 -___ -} -$code.=<<___; -.align 64 -.Lmagic_masks: - .long 0,0, 0,0, 0,0, -1,-1 - .long 0,0, 0,0, 0,0, 0,0 -.asciz "Montgomery Multiplication with scatter/gather for x86_64, CRYPTOGAMS by " -___ - -# EXCEPTION_DISPOSITION handler (EXCEPTION_RECORD *rec,ULONG64 frame, -# CONTEXT *context,DISPATCHER_CONTEXT *disp) -if ($win64) { -$rec="%rcx"; -$frame="%rdx"; -$context="%r8"; -$disp="%r9"; - -$code.=<<___; -.extern __imp_RtlVirtualUnwind -.type mul_handler,\@abi-omnipotent -.align 16 -mul_handler: - push %rsi - push %rdi - push %rbx - push %rbp - push %r12 - push %r13 - push %r14 - push %r15 - pushfq - sub \$64,%rsp - - mov 120($context),%rax # pull context->Rax - mov 248($context),%rbx # pull context->Rip - - mov 8($disp),%rsi # disp->ImageBase - mov 56($disp),%r11 # disp->HandlerData - - mov 0(%r11),%r10d # HandlerData[0] - lea (%rsi,%r10),%r10 # end of prologue label - cmp %r10,%rbx # context->RipRipRsp - - mov 8(%r11),%r10d # HandlerData[2] - lea (%rsi,%r10),%r10 # epilogue label - cmp %r10,%rbx # context->Rip>=epilogue label - jae .Lcommon_seh_tail - - mov 192($context),%r10 # pull $num - mov 8(%rax,%r10,8),%rax # pull saved stack pointer - - movaps (%rax),%xmm0 - movaps 16(%rax),%xmm1 - lea `40+48`(%rax),%rax - - mov -8(%rax),%rbx - mov -16(%rax),%rbp - mov -24(%rax),%r12 - mov -32(%rax),%r13 - mov -40(%rax),%r14 - mov -48(%rax),%r15 - mov %rbx,144($context) # restore context->Rbx - mov %rbp,160($context) # restore context->Rbp - mov %r12,216($context) # restore context->R12 - mov %r13,224($context) # restore context->R13 - mov %r14,232($context) # restore context->R14 - mov %r15,240($context) # restore context->R15 - movups %xmm0,512($context) # restore context->Xmm6 - movups %xmm1,528($context) # restore context->Xmm7 - -.Lcommon_seh_tail: - mov 8(%rax),%rdi - mov 16(%rax),%rsi - mov %rax,152($context) # restore context->Rsp - mov %rsi,168($context) # restore context->Rsi - mov %rdi,176($context) # restore context->Rdi - - mov 40($disp),%rdi # disp->ContextRecord - mov $context,%rsi # context - mov \$154,%ecx # sizeof(CONTEXT) - .long 0xa548f3fc # cld; rep movsq - - mov $disp,%rsi - xor %rcx,%rcx # arg1, UNW_FLAG_NHANDLER - mov 8(%rsi),%rdx # arg2, disp->ImageBase - mov 0(%rsi),%r8 # arg3, disp->ControlPc - mov 16(%rsi),%r9 # arg4, disp->FunctionEntry - mov 40(%rsi),%r10 # disp->ContextRecord - lea 56(%rsi),%r11 # &disp->HandlerData - lea 24(%rsi),%r12 # &disp->EstablisherFrame - mov %r10,32(%rsp) # arg5 - mov %r11,40(%rsp) # arg6 - mov %r12,48(%rsp) # arg7 - mov %rcx,56(%rsp) # arg8, (NULL) - call *__imp_RtlVirtualUnwind(%rip) - - mov \$1,%eax # ExceptionContinueSearch - add \$64,%rsp - popfq - pop %r15 - pop %r14 - pop %r13 - pop %r12 - pop %rbp - pop %rbx - pop %rdi - pop %rsi - ret -.size mul_handler,.-mul_handler - -.section .pdata -.align 4 - .rva .LSEH_begin_bn_mul_mont_gather5 - .rva .LSEH_end_bn_mul_mont_gather5 - .rva .LSEH_info_bn_mul_mont_gather5 - - .rva .LSEH_begin_bn_mul4x_mont_gather5 - .rva .LSEH_end_bn_mul4x_mont_gather5 - .rva .LSEH_info_bn_mul4x_mont_gather5 - - .rva .LSEH_begin_bn_gather5 - .rva .LSEH_end_bn_gather5 - .rva .LSEH_info_bn_gather5 - -.section .xdata -.align 8 -.LSEH_info_bn_mul_mont_gather5: - .byte 9,0,0,0 - .rva mul_handler - .rva .Lmul_alloca,.Lmul_body,.Lmul_epilogue # HandlerData[] -.align 8 -.LSEH_info_bn_mul4x_mont_gather5: - .byte 9,0,0,0 - .rva mul_handler - .rva .Lmul4x_alloca,.Lmul4x_body,.Lmul4x_epilogue # HandlerData[] -.align 8 -.LSEH_info_bn_gather5: - .byte 0x01,0x0d,0x05,0x00 - .byte 0x0d,0x78,0x01,0x00 #movaps 0x10(rsp),xmm7 - .byte 0x08,0x68,0x00,0x00 #movaps (rsp),xmm6 - .byte 0x04,0x42,0x00,0x00 #sub rsp,0x28 -.align 8 -___ -} - -$code =~ s/\`([^\`]*)\`/eval($1)/gem; - -print $code; -close STDOUT; -- cgit v1.2.3