# Sandy Bridge 8.31/+42% 5.45/6.76 2.72
# Ivy Bridge 6.71/+46% 5.40/6.49 2.41
# Haswell 5.92/+43% 5.20/6.45 2.42 1.23
+# Skylake 5.87/+39% 4.70/- 2.31 1.19
# Silvermont 12.0/+33% 7.75/7.40 7.03(iii)
# Goldmont 10.6/+17% 5.10/- 3.28
# Sledgehammer 7.28/+52% -/14.2(ii) -
}
if (!$avx && $win64 && ($flavour =~ /nasm/ || $ENV{ASM} =~ /nasm/) &&
- `nasm -v 2>&1` =~ /NASM version ([2-9]\.[0-9]+)/) {
+ `nasm -v 2>&1` =~ /NASM version ([2-9]\.[0-9]+)(?:\.([0-9]+))?/) {
$avx = ($1>=2.09) + ($1>=2.10) + ($1>=2.12);
$avx += 1 if ($1==2.11 && $2>=8);
}
.Lsigma:
.asciz "expand 32-byte k"
.align 64
+.Lzeroz:
+.long 0,0,0,0, 1,0,0,0, 2,0,0,0, 3,0,0,0
+.Lfourz:
+.long 4,0,0,0, 4,0,0,0, 4,0,0,0, 4,0,0,0
.Lincz:
.long 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
.Lsixteen:
.type ChaCha20_ctr32,\@function,5
.align 64
ChaCha20_ctr32:
+.cfi_startproc
cmp \$0,$len
je .Lno_data
mov OPENSSL_ia32cap_P+4(%rip),%r10
+___
+$code.=<<___ if ($avx>2);
+ bt \$48,%r10 # check for AVX512F
+ jc .LChaCha20_avx512
+___
+$code.=<<___;
test \$`1<<(41-32)`,%r10d
jnz .LChaCha20_ssse3
push %rbx
+.cfi_push %rbx
push %rbp
+.cfi_push %rbp
push %r12
+.cfi_push %r12
push %r13
+.cfi_push %r13
push %r14
+.cfi_push %r14
push %r15
+.cfi_push %r15
sub \$64+24,%rsp
+.cfi_adjust_cfa_offset 64+24
+.Lctr32_body:
#movdqa .Lsigma(%rip),%xmm0
movdqu ($key),%xmm1
jnz .Loop_tail
.Ldone:
- add \$64+24,%rsp
- pop %r15
- pop %r14
- pop %r13
- pop %r12
- pop %rbp
- pop %rbx
+ lea 64+24+48(%rsp),%rsi
+.cfi_def_cfa %rsi,8
+ mov -48(%rsi),%r15
+.cfi_restore %r15
+ mov -40(%rsi),%r14
+.cfi_restore %r14
+ mov -32(%rsi),%r13
+.cfi_restore %r13
+ mov -24(%rsi),%r12
+.cfi_restore %r12
+ mov -16(%rsi),%rbp
+.cfi_restore %rbp
+ mov -8(%rsi),%rbx
+.cfi_restore %rbx
+ lea (%rsi),%rsp
+.cfi_def_cfa_register %rsp
.Lno_data:
ret
+.cfi_endproc
.size ChaCha20_ctr32,.-ChaCha20_ctr32
___
&por ($b,$t);
}
-my $xframe = $win64 ? 32+32+8 : 24;
+my $xframe = $win64 ? 32+8 : 8;
$code.=<<___;
.type ChaCha20_ssse3,\@function,5
.align 32
ChaCha20_ssse3:
+.cfi_startproc
.LChaCha20_ssse3:
+ mov %rsp,%r9 # frame pointer
+.cfi_def_cfa_register %r9
___
$code.=<<___ if ($avx);
test \$`1<<(43-32)`,%r10d
ja .LChaCha20_4x # but overall it won't be slower
.Ldo_sse3_after_all:
- push %rbx
- push %rbp
- push %r12
- push %r13
- push %r14
- push %r15
-
sub \$64+$xframe,%rsp
___
$code.=<<___ if ($win64);
- movaps %xmm6,64+32(%rsp)
- movaps %xmm7,64+48(%rsp)
+ movaps %xmm6,-0x28(%r9)
+ movaps %xmm7,-0x18(%r9)
+.Lssse3_body:
___
$code.=<<___;
movdqa .Lsigma(%rip),$a
movdqa $b,0x10(%rsp)
movdqa $c,0x20(%rsp)
movdqa $d,0x30(%rsp)
- mov \$10,%ebp
+ mov \$10,$counter # reuse $counter
jmp .Loop_ssse3
.align 32
movdqa 0x10(%rsp),$b
movdqa 0x20(%rsp),$c
paddd 0x30(%rsp),$d
- mov \$10,%ebp
+ mov \$10,$counter
movdqa $d,0x30(%rsp)
jmp .Loop_ssse3
&pshufd ($b,$b,0b10010011);
&pshufd ($d,$d,0b00111001);
- &dec ("%ebp");
+ &dec ($counter);
&jnz (".Loop_ssse3");
$code.=<<___;
movdqa $b,0x10(%rsp)
movdqa $c,0x20(%rsp)
movdqa $d,0x30(%rsp)
- xor %rbx,%rbx
+ xor $counter,$counter
.Loop_tail_ssse3:
- movzb ($inp,%rbx),%eax
- movzb (%rsp,%rbx),%ecx
- lea 1(%rbx),%rbx
+ movzb ($inp,$counter),%eax
+ movzb (%rsp,$counter),%ecx
+ lea 1($counter),$counter
xor %ecx,%eax
- mov %al,-1($out,%rbx)
+ mov %al,-1($out,$counter)
dec $len
jnz .Loop_tail_ssse3
.Ldone_ssse3:
___
$code.=<<___ if ($win64);
- movaps 64+32(%rsp),%xmm6
- movaps 64+48(%rsp),%xmm7
+ movaps -0x28(%r9),%xmm6
+ movaps -0x18(%r9),%xmm7
___
$code.=<<___;
- add \$64+$xframe,%rsp
- pop %r15
- pop %r14
- pop %r13
- pop %r12
- pop %rbp
- pop %rbx
+ lea (%r9),%rsp
+.cfi_def_cfa_register %rsp
+.Lssse3_epilogue:
ret
+.cfi_endproc
.size ChaCha20_ssse3,.-ChaCha20_ssse3
___
}
);
}
-my $xframe = $win64 ? 0xa0 : 0;
+my $xframe = $win64 ? 0xa8 : 8;
$code.=<<___;
.type ChaCha20_4x,\@function,5
.align 32
ChaCha20_4x:
+.cfi_startproc
.LChaCha20_4x:
+ mov %rsp,%r9 # frame pointer
+.cfi_def_cfa_register %r9
mov %r10,%r11
___
$code.=<<___ if ($avx>1);
je .Ldo_sse3_after_all # to detect Atom
.Lproceed4x:
- lea -0x78(%rsp),%r11
- sub \$0x148+$xframe,%rsp
+ sub \$0x140+$xframe,%rsp
___
################ stack layout
# +0x00 SIMD equivalent of @x[8-12]
# ...
# +0x140
$code.=<<___ if ($win64);
- movaps %xmm6,-0x30(%r11)
- movaps %xmm7,-0x20(%r11)
- movaps %xmm8,-0x10(%r11)
- movaps %xmm9,0x00(%r11)
- movaps %xmm10,0x10(%r11)
- movaps %xmm11,0x20(%r11)
- movaps %xmm12,0x30(%r11)
- movaps %xmm13,0x40(%r11)
- movaps %xmm14,0x50(%r11)
- movaps %xmm15,0x60(%r11)
+ movaps %xmm6,-0xa8(%r9)
+ movaps %xmm7,-0x98(%r9)
+ movaps %xmm8,-0x88(%r9)
+ movaps %xmm9,-0x78(%r9)
+ movaps %xmm10,-0x68(%r9)
+ movaps %xmm11,-0x58(%r9)
+ movaps %xmm12,-0x48(%r9)
+ movaps %xmm13,-0x38(%r9)
+ movaps %xmm14,-0x28(%r9)
+ movaps %xmm15,-0x18(%r9)
+.L4x_body:
___
$code.=<<___;
movdqa .Lsigma(%rip),$xa3 # key[0]
.Ldone4x:
___
$code.=<<___ if ($win64);
- lea 0x140+0x30(%rsp),%r11
- movaps -0x30(%r11),%xmm6
- movaps -0x20(%r11),%xmm7
- movaps -0x10(%r11),%xmm8
- movaps 0x00(%r11),%xmm9
- movaps 0x10(%r11),%xmm10
- movaps 0x20(%r11),%xmm11
- movaps 0x30(%r11),%xmm12
- movaps 0x40(%r11),%xmm13
- movaps 0x50(%r11),%xmm14
- movaps 0x60(%r11),%xmm15
+ movaps -0xa8(%r9),%xmm6
+ movaps -0x98(%r9),%xmm7
+ movaps -0x88(%r9),%xmm8
+ movaps -0x78(%r9),%xmm9
+ movaps -0x68(%r9),%xmm10
+ movaps -0x58(%r9),%xmm11
+ movaps -0x48(%r9),%xmm12
+ movaps -0x38(%r9),%xmm13
+ movaps -0x28(%r9),%xmm14
+ movaps -0x18(%r9),%xmm15
___
$code.=<<___;
- add \$0x148+$xframe,%rsp
+ lea (%r9),%rsp
+.cfi_def_cfa_register %rsp
+.L4x_epilogue:
ret
+.cfi_endproc
.size ChaCha20_4x,.-ChaCha20_4x
___
}
);
}
-my $xframe = $win64 ? 0xa0 : 0;
+my $xframe = $win64 ? 0xa8 : 8;
$code.=<<___;
.type ChaCha20_4xop,\@function,5
.align 32
ChaCha20_4xop:
+.cfi_startproc
.LChaCha20_4xop:
- lea -0x78(%rsp),%r11
- sub \$0x148+$xframe,%rsp
+ mov %rsp,%r9 # frame pointer
+.cfi_def_cfa_register %r9
+ sub \$0x140+$xframe,%rsp
___
################ stack layout
# +0x00 SIMD equivalent of @x[8-12]
# ...
# +0x140
$code.=<<___ if ($win64);
- movaps %xmm6,-0x30(%r11)
- movaps %xmm7,-0x20(%r11)
- movaps %xmm8,-0x10(%r11)
- movaps %xmm9,0x00(%r11)
- movaps %xmm10,0x10(%r11)
- movaps %xmm11,0x20(%r11)
- movaps %xmm12,0x30(%r11)
- movaps %xmm13,0x40(%r11)
- movaps %xmm14,0x50(%r11)
- movaps %xmm15,0x60(%r11)
+ movaps %xmm6,-0xa8(%r9)
+ movaps %xmm7,-0x98(%r9)
+ movaps %xmm8,-0x88(%r9)
+ movaps %xmm9,-0x78(%r9)
+ movaps %xmm10,-0x68(%r9)
+ movaps %xmm11,-0x58(%r9)
+ movaps %xmm12,-0x48(%r9)
+ movaps %xmm13,-0x38(%r9)
+ movaps %xmm14,-0x28(%r9)
+ movaps %xmm15,-0x18(%r9)
+.L4xop_body:
___
$code.=<<___;
vzeroupper
vzeroupper
___
$code.=<<___ if ($win64);
- lea 0x140+0x30(%rsp),%r11
- movaps -0x30(%r11),%xmm6
- movaps -0x20(%r11),%xmm7
- movaps -0x10(%r11),%xmm8
- movaps 0x00(%r11),%xmm9
- movaps 0x10(%r11),%xmm10
- movaps 0x20(%r11),%xmm11
- movaps 0x30(%r11),%xmm12
- movaps 0x40(%r11),%xmm13
- movaps 0x50(%r11),%xmm14
- movaps 0x60(%r11),%xmm15
+ movaps -0xa8(%r9),%xmm6
+ movaps -0x98(%r9),%xmm7
+ movaps -0x88(%r9),%xmm8
+ movaps -0x78(%r9),%xmm9
+ movaps -0x68(%r9),%xmm10
+ movaps -0x58(%r9),%xmm11
+ movaps -0x48(%r9),%xmm12
+ movaps -0x38(%r9),%xmm13
+ movaps -0x28(%r9),%xmm14
+ movaps -0x18(%r9),%xmm15
___
$code.=<<___;
- add \$0x148+$xframe,%rsp
+ lea (%r9),%rsp
+.cfi_def_cfa_register %rsp
+.L4xop_epilogue:
ret
+.cfi_endproc
.size ChaCha20_4xop,.-ChaCha20_4xop
___
}
);
}
-my $xframe = $win64 ? 0xb0 : 8;
+my $xframe = $win64 ? 0xa8 : 8;
$code.=<<___;
.type ChaCha20_8x,\@function,5
.align 32
ChaCha20_8x:
+.cfi_startproc
.LChaCha20_8x:
-___
-$code.=<<___ if ($avx>2);
- test \$`1<<16`,%r10d # check for AVX512F
- jnz .LChaCha20_16x
-___
-$code.=<<___;
- mov %rsp,%r10
+ mov %rsp,%r9 # frame register
+.cfi_def_cfa_register %r9
sub \$0x280+$xframe,%rsp
and \$-32,%rsp
___
$code.=<<___ if ($win64);
- lea 0x290+0x30(%rsp),%r11
- movaps %xmm6,-0x30(%r11)
- movaps %xmm7,-0x20(%r11)
- movaps %xmm8,-0x10(%r11)
- movaps %xmm9,0x00(%r11)
- movaps %xmm10,0x10(%r11)
- movaps %xmm11,0x20(%r11)
- movaps %xmm12,0x30(%r11)
- movaps %xmm13,0x40(%r11)
- movaps %xmm14,0x50(%r11)
- movaps %xmm15,0x60(%r11)
+ movaps %xmm6,-0xa8(%r9)
+ movaps %xmm7,-0x98(%r9)
+ movaps %xmm8,-0x88(%r9)
+ movaps %xmm9,-0x78(%r9)
+ movaps %xmm10,-0x68(%r9)
+ movaps %xmm11,-0x58(%r9)
+ movaps %xmm12,-0x48(%r9)
+ movaps %xmm13,-0x38(%r9)
+ movaps %xmm14,-0x28(%r9)
+ movaps %xmm15,-0x18(%r9)
+.L8x_body:
___
$code.=<<___;
vzeroupper
- mov %r10,0x280(%rsp)
################ stack layout
# +0x00 SIMD equivalent of @x[8-12]
# ...
# +0x200 SIMD counters (with nonce smashed by lanes)
# ...
- # +0x280 saved %rsp
+ # +0x280
vbroadcasti128 .Lsigma(%rip),$xa3 # key[0]
vbroadcasti128 ($key),$xb3 # key[1]
jnz .Loop_tail8x
.Ldone8x:
- vzeroupper
+ vzeroall
___
$code.=<<___ if ($win64);
- lea 0x290+0x30(%rsp),%r11
- movaps -0x30(%r11),%xmm6
- movaps -0x20(%r11),%xmm7
- movaps -0x10(%r11),%xmm8
- movaps 0x00(%r11),%xmm9
- movaps 0x10(%r11),%xmm10
- movaps 0x20(%r11),%xmm11
- movaps 0x30(%r11),%xmm12
- movaps 0x40(%r11),%xmm13
- movaps 0x50(%r11),%xmm14
- movaps 0x60(%r11),%xmm15
+ movaps -0xa8(%r9),%xmm6
+ movaps -0x98(%r9),%xmm7
+ movaps -0x88(%r9),%xmm8
+ movaps -0x78(%r9),%xmm9
+ movaps -0x68(%r9),%xmm10
+ movaps -0x58(%r9),%xmm11
+ movaps -0x48(%r9),%xmm12
+ movaps -0x38(%r9),%xmm13
+ movaps -0x28(%r9),%xmm14
+ movaps -0x18(%r9),%xmm15
___
$code.=<<___;
- mov 0x280(%rsp),%rsp
+ lea (%r9),%rsp
+.cfi_def_cfa_register %rsp
+.L8x_epilogue:
ret
+.cfi_endproc
.size ChaCha20_8x,.-ChaCha20_8x
___
}
########################################################################
# AVX512 code paths
if ($avx>2) {
+# This one handles shorter inputs...
+
+my ($a,$b,$c,$d, $a_,$b_,$c_,$d_,$fourz) = map("%zmm$_",(0..3,16..20));
+my ($t0,$t1,$t2,$t3) = map("%xmm$_",(4..7));
+
+sub AVX512ROUND { # critical path is 14 "SIMD ticks" per round
+ &vpaddd ($a,$a,$b);
+ &vpxord ($d,$d,$a);
+ &vprold ($d,$d,16);
+
+ &vpaddd ($c,$c,$d);
+ &vpxord ($b,$b,$c);
+ &vprold ($b,$b,12);
+
+ &vpaddd ($a,$a,$b);
+ &vpxord ($d,$d,$a);
+ &vprold ($d,$d,8);
+
+ &vpaddd ($c,$c,$d);
+ &vpxord ($b,$b,$c);
+ &vprold ($b,$b,7);
+}
+
+my $xframe = $win64 ? 32+8 : 8;
+
+$code.=<<___;
+.type ChaCha20_avx512,\@function,5
+.align 32
+ChaCha20_avx512:
+.cfi_startproc
+.LChaCha20_avx512:
+ mov %rsp,%r9 # frame pointer
+.cfi_def_cfa_register %r9
+ cmp \$512,$len
+ ja .LChaCha20_16x
+
+ sub \$64+$xframe,%rsp
+___
+$code.=<<___ if ($win64);
+ movaps %xmm6,-0x28(%r9)
+ movaps %xmm7,-0x18(%r9)
+.Lavx512_body:
+___
+$code.=<<___;
+ vbroadcasti32x4 .Lsigma(%rip),$a
+ vbroadcasti32x4 ($key),$b
+ vbroadcasti32x4 16($key),$c
+ vbroadcasti32x4 ($counter),$d
+
+ vmovdqa32 $a,$a_
+ vmovdqa32 $b,$b_
+ vmovdqa32 $c,$c_
+ vpaddd .Lzeroz(%rip),$d,$d
+ vmovdqa32 .Lfourz(%rip),$fourz
+ mov \$10,$counter # reuse $counter
+ vmovdqa32 $d,$d_
+ jmp .Loop_avx512
+
+.align 16
+.Loop_outer_avx512:
+ vmovdqa32 $a_,$a
+ vmovdqa32 $b_,$b
+ vmovdqa32 $c_,$c
+ vpaddd $fourz,$d_,$d
+ mov \$10,$counter
+ vmovdqa32 $d,$d_
+ jmp .Loop_avx512
+
+.align 32
+.Loop_avx512:
+___
+ &AVX512ROUND();
+ &vpshufd ($c,$c,0b01001110);
+ &vpshufd ($b,$b,0b00111001);
+ &vpshufd ($d,$d,0b10010011);
+
+ &AVX512ROUND();
+ &vpshufd ($c,$c,0b01001110);
+ &vpshufd ($b,$b,0b10010011);
+ &vpshufd ($d,$d,0b00111001);
+
+ &dec ($counter);
+ &jnz (".Loop_avx512");
+
+$code.=<<___;
+ vpaddd $a_,$a,$a
+ vpaddd $b_,$b,$b
+ vpaddd $c_,$c,$c
+ vpaddd $d_,$d,$d
+
+ sub \$64,$len
+ jb .Ltail64_avx512
+
+ vpxor 0x00($inp),%x#$a,$t0 # xor with input
+ vpxor 0x10($inp),%x#$b,$t1
+ vpxor 0x20($inp),%x#$c,$t2
+ vpxor 0x30($inp),%x#$d,$t3
+ lea 0x40($inp),$inp # inp+=64
+
+ vmovdqu $t0,0x00($out) # write output
+ vmovdqu $t1,0x10($out)
+ vmovdqu $t2,0x20($out)
+ vmovdqu $t3,0x30($out)
+ lea 0x40($out),$out # out+=64
+
+ jz .Ldone_avx512
+
+ vextracti32x4 \$1,$a,$t0
+ vextracti32x4 \$1,$b,$t1
+ vextracti32x4 \$1,$c,$t2
+ vextracti32x4 \$1,$d,$t3
+
+ sub \$64,$len
+ jb .Ltail_avx512
+
+ vpxor 0x00($inp),$t0,$t0 # xor with input
+ vpxor 0x10($inp),$t1,$t1
+ vpxor 0x20($inp),$t2,$t2
+ vpxor 0x30($inp),$t3,$t3
+ lea 0x40($inp),$inp # inp+=64
+
+ vmovdqu $t0,0x00($out) # write output
+ vmovdqu $t1,0x10($out)
+ vmovdqu $t2,0x20($out)
+ vmovdqu $t3,0x30($out)
+ lea 0x40($out),$out # out+=64
+
+ jz .Ldone_avx512
+
+ vextracti32x4 \$2,$a,$t0
+ vextracti32x4 \$2,$b,$t1
+ vextracti32x4 \$2,$c,$t2
+ vextracti32x4 \$2,$d,$t3
+
+ sub \$64,$len
+ jb .Ltail_avx512
+
+ vpxor 0x00($inp),$t0,$t0 # xor with input
+ vpxor 0x10($inp),$t1,$t1
+ vpxor 0x20($inp),$t2,$t2
+ vpxor 0x30($inp),$t3,$t3
+ lea 0x40($inp),$inp # inp+=64
+
+ vmovdqu $t0,0x00($out) # write output
+ vmovdqu $t1,0x10($out)
+ vmovdqu $t2,0x20($out)
+ vmovdqu $t3,0x30($out)
+ lea 0x40($out),$out # out+=64
+
+ jz .Ldone_avx512
+
+ vextracti32x4 \$3,$a,$t0
+ vextracti32x4 \$3,$b,$t1
+ vextracti32x4 \$3,$c,$t2
+ vextracti32x4 \$3,$d,$t3
+
+ sub \$64,$len
+ jb .Ltail_avx512
+
+ vpxor 0x00($inp),$t0,$t0 # xor with input
+ vpxor 0x10($inp),$t1,$t1
+ vpxor 0x20($inp),$t2,$t2
+ vpxor 0x30($inp),$t3,$t3
+ lea 0x40($inp),$inp # inp+=64
+
+ vmovdqu $t0,0x00($out) # write output
+ vmovdqu $t1,0x10($out)
+ vmovdqu $t2,0x20($out)
+ vmovdqu $t3,0x30($out)
+ lea 0x40($out),$out # out+=64
+
+ jnz .Loop_outer_avx512
+
+ jmp .Ldone_avx512
+
+.align 16
+.Ltail64_avx512:
+ vmovdqa %x#$a,0x00(%rsp)
+ vmovdqa %x#$b,0x10(%rsp)
+ vmovdqa %x#$c,0x20(%rsp)
+ vmovdqa %x#$d,0x30(%rsp)
+ add \$64,$len
+ jmp .Loop_tail_avx512
+
+.align 16
+.Ltail_avx512:
+ vmovdqa $t0,0x00(%rsp)
+ vmovdqa $t1,0x10(%rsp)
+ vmovdqa $t2,0x20(%rsp)
+ vmovdqa $t3,0x30(%rsp)
+ add \$64,$len
+
+.Loop_tail_avx512:
+ movzb ($inp,$counter),%eax
+ movzb (%rsp,$counter),%ecx
+ lea 1($counter),$counter
+ xor %ecx,%eax
+ mov %al,-1($out,$counter)
+ dec $len
+ jnz .Loop_tail_avx512
+
+ vmovdqa32 $a_,0x00(%rsp)
+
+.Ldone_avx512:
+ vzeroall
+___
+$code.=<<___ if ($win64);
+ movaps -0x28(%r9),%xmm6
+ movaps -0x18(%r9),%xmm7
+___
+$code.=<<___;
+ lea (%r9),%rsp
+.cfi_def_cfa_register %rsp
+.Lavx512_epilogue:
+ ret
+.cfi_endproc
+.size ChaCha20_avx512,.-ChaCha20_avx512
+___
+}
+if ($avx>2) {
+# This one handles longer inputs...
+
my ($xa0,$xa1,$xa2,$xa3, $xb0,$xb1,$xb2,$xb3,
$xc0,$xc1,$xc2,$xc3, $xd0,$xd1,$xd2,$xd3)=map("%zmm$_",(0..15));
my @xx=($xa0,$xa1,$xa2,$xa3, $xb0,$xb1,$xb2,$xb3,
);
}
-my $xframe = $win64 ? 0xb0 : 8;
+my $xframe = $win64 ? 0xa8 : 8;
$code.=<<___;
.type ChaCha20_16x,\@function,5
.align 32
ChaCha20_16x:
+.cfi_startproc
.LChaCha20_16x:
- mov %rsp,%r11
+ mov %rsp,%r9 # frame register
+.cfi_def_cfa_register %r9
sub \$64+$xframe,%rsp
and \$-64,%rsp
___
$code.=<<___ if ($win64);
- lea 0x290+0x30(%rsp),%r11
- movaps %xmm6,-0x30(%r11)
- movaps %xmm7,-0x20(%r11)
- movaps %xmm8,-0x10(%r11)
- movaps %xmm9,0x00(%r11)
- movaps %xmm10,0x10(%r11)
- movaps %xmm11,0x20(%r11)
- movaps %xmm12,0x30(%r11)
- movaps %xmm13,0x40(%r11)
- movaps %xmm14,0x50(%r11)
- movaps %xmm15,0x60(%r11)
+ movaps %xmm6,-0xa8(%r9)
+ movaps %xmm7,-0x98(%r9)
+ movaps %xmm8,-0x88(%r9)
+ movaps %xmm9,-0x78(%r9)
+ movaps %xmm10,-0x68(%r9)
+ movaps %xmm11,-0x58(%r9)
+ movaps %xmm12,-0x48(%r9)
+ movaps %xmm13,-0x38(%r9)
+ movaps %xmm14,-0x28(%r9)
+ movaps %xmm15,-0x18(%r9)
+.L16x_body:
___
$code.=<<___;
vzeroupper
dec $len
jnz .Loop_tail16x
+ vpxord $xa0,$xa0,$xa0
+ vmovdqa32 $xa0,0(%rsp)
+
.Ldone16x:
- vzeroupper
+ vzeroall
___
$code.=<<___ if ($win64);
- lea 0x290+0x30(%rsp),%r11
- movaps -0x30(%r11),%xmm6
- movaps -0x20(%r11),%xmm7
- movaps -0x10(%r11),%xmm8
- movaps 0x00(%r11),%xmm9
- movaps 0x10(%r11),%xmm10
- movaps 0x20(%r11),%xmm11
- movaps 0x30(%r11),%xmm12
- movaps 0x40(%r11),%xmm13
- movaps 0x50(%r11),%xmm14
- movaps 0x60(%r11),%xmm15
+ movaps -0xa8(%r9),%xmm6
+ movaps -0x98(%r9),%xmm7
+ movaps -0x88(%r9),%xmm8
+ movaps -0x78(%r9),%xmm9
+ movaps -0x68(%r9),%xmm10
+ movaps -0x58(%r9),%xmm11
+ movaps -0x48(%r9),%xmm12
+ movaps -0x38(%r9),%xmm13
+ movaps -0x28(%r9),%xmm14
+ movaps -0x18(%r9),%xmm15
___
$code.=<<___;
- mov %r11,%rsp
+ lea (%r9),%rsp
+.cfi_def_cfa_register %rsp
+.L16x_epilogue:
ret
+.cfi_endproc
.size ChaCha20_16x,.-ChaCha20_16x
___
}
+# EXCEPTION_DISPOSITION handler (EXCEPTION_RECORD *rec,ULONG64 frame,
+# CONTEXT *context,DISPATCHER_CONTEXT *disp)
+if ($win64) {
+$rec="%rcx";
+$frame="%rdx";
+$context="%r8";
+$disp="%r9";
+
+$code.=<<___;
+.extern __imp_RtlVirtualUnwind
+.type se_handler,\@abi-omnipotent
+.align 16
+se_handler:
+ push %rsi
+ push %rdi
+ push %rbx
+ push %rbp
+ push %r12
+ push %r13
+ push %r14
+ push %r15
+ pushfq
+ sub \$64,%rsp
+
+ mov 120($context),%rax # pull context->Rax
+ mov 248($context),%rbx # pull context->Rip
+
+ mov 8($disp),%rsi # disp->ImageBase
+ mov 56($disp),%r11 # disp->HandlerData
+
+ lea .Lctr32_body(%rip),%r10
+ cmp %r10,%rbx # context->Rip<.Lprologue
+ jb .Lcommon_seh_tail
+
+ mov 152($context),%rax # pull context->Rsp
+
+ lea .Lno_data(%rip),%r10 # epilogue label
+ cmp %r10,%rbx # context->Rip>=.Lepilogue
+ jae .Lcommon_seh_tail
+
+ lea 64+24+48(%rax),%rax
+
+ mov -8(%rax),%rbx
+ mov -16(%rax),%rbp
+ mov -24(%rax),%r12
+ mov -32(%rax),%r13
+ mov -40(%rax),%r14
+ mov -48(%rax),%r15
+ mov %rbx,144($context) # restore context->Rbx
+ mov %rbp,160($context) # restore context->Rbp
+ mov %r12,216($context) # restore context->R12
+ mov %r13,224($context) # restore context->R13
+ mov %r14,232($context) # restore context->R14
+ mov %r15,240($context) # restore context->R14
+
+.Lcommon_seh_tail:
+ mov 8(%rax),%rdi
+ mov 16(%rax),%rsi
+ mov %rax,152($context) # restore context->Rsp
+ mov %rsi,168($context) # restore context->Rsi
+ mov %rdi,176($context) # restore context->Rdi
+
+ mov 40($disp),%rdi # disp->ContextRecord
+ mov $context,%rsi # context
+ mov \$154,%ecx # sizeof(CONTEXT)
+ .long 0xa548f3fc # cld; rep movsq
+
+ mov $disp,%rsi
+ xor %rcx,%rcx # arg1, UNW_FLAG_NHANDLER
+ mov 8(%rsi),%rdx # arg2, disp->ImageBase
+ mov 0(%rsi),%r8 # arg3, disp->ControlPc
+ mov 16(%rsi),%r9 # arg4, disp->FunctionEntry
+ mov 40(%rsi),%r10 # disp->ContextRecord
+ lea 56(%rsi),%r11 # &disp->HandlerData
+ lea 24(%rsi),%r12 # &disp->EstablisherFrame
+ mov %r10,32(%rsp) # arg5
+ mov %r11,40(%rsp) # arg6
+ mov %r12,48(%rsp) # arg7
+ mov %rcx,56(%rsp) # arg8, (NULL)
+ call *__imp_RtlVirtualUnwind(%rip)
+
+ mov \$1,%eax # ExceptionContinueSearch
+ add \$64,%rsp
+ popfq
+ pop %r15
+ pop %r14
+ pop %r13
+ pop %r12
+ pop %rbp
+ pop %rbx
+ pop %rdi
+ pop %rsi
+ ret
+.size se_handler,.-se_handler
+
+.type ssse3_handler,\@abi-omnipotent
+.align 16
+ssse3_handler:
+ push %rsi
+ push %rdi
+ push %rbx
+ push %rbp
+ push %r12
+ push %r13
+ push %r14
+ push %r15
+ pushfq
+ sub \$64,%rsp
+
+ mov 120($context),%rax # pull context->Rax
+ mov 248($context),%rbx # pull context->Rip
+
+ mov 8($disp),%rsi # disp->ImageBase
+ mov 56($disp),%r11 # disp->HandlerData
+
+ mov 0(%r11),%r10d # HandlerData[0]
+ lea (%rsi,%r10),%r10 # prologue label
+ cmp %r10,%rbx # context->Rip<prologue label
+ jb .Lcommon_seh_tail
+
+ mov 192($context),%rax # pull context->R9
+
+ mov 4(%r11),%r10d # HandlerData[1]
+ lea (%rsi,%r10),%r10 # epilogue label
+ cmp %r10,%rbx # context->Rip>=epilogue label
+ jae .Lcommon_seh_tail
+
+ lea -0x28(%rax),%rsi
+ lea 512($context),%rdi # &context.Xmm6
+ mov \$4,%ecx
+ .long 0xa548f3fc # cld; rep movsq
+
+ jmp .Lcommon_seh_tail
+.size ssse3_handler,.-ssse3_handler
+
+.type full_handler,\@abi-omnipotent
+.align 16
+full_handler:
+ push %rsi
+ push %rdi
+ push %rbx
+ push %rbp
+ push %r12
+ push %r13
+ push %r14
+ push %r15
+ pushfq
+ sub \$64,%rsp
+
+ mov 120($context),%rax # pull context->Rax
+ mov 248($context),%rbx # pull context->Rip
+
+ mov 8($disp),%rsi # disp->ImageBase
+ mov 56($disp),%r11 # disp->HandlerData
+
+ mov 0(%r11),%r10d # HandlerData[0]
+ lea (%rsi,%r10),%r10 # prologue label
+ cmp %r10,%rbx # context->Rip<prologue label
+ jb .Lcommon_seh_tail
+
+ mov 192($context),%rax # pull context->R9
+
+ mov 4(%r11),%r10d # HandlerData[1]
+ lea (%rsi,%r10),%r10 # epilogue label
+ cmp %r10,%rbx # context->Rip>=epilogue label
+ jae .Lcommon_seh_tail
+
+ lea -0xa8(%rax),%rsi
+ lea 512($context),%rdi # &context.Xmm6
+ mov \$20,%ecx
+ .long 0xa548f3fc # cld; rep movsq
+
+ jmp .Lcommon_seh_tail
+.size full_handler,.-full_handler
+
+.section .pdata
+.align 4
+ .rva .LSEH_begin_ChaCha20_ctr32
+ .rva .LSEH_end_ChaCha20_ctr32
+ .rva .LSEH_info_ChaCha20_ctr32
+
+ .rva .LSEH_begin_ChaCha20_ssse3
+ .rva .LSEH_end_ChaCha20_ssse3
+ .rva .LSEH_info_ChaCha20_ssse3
+
+ .rva .LSEH_begin_ChaCha20_4x
+ .rva .LSEH_end_ChaCha20_4x
+ .rva .LSEH_info_ChaCha20_4x
+___
+$code.=<<___ if ($avx);
+ .rva .LSEH_begin_ChaCha20_4xop
+ .rva .LSEH_end_ChaCha20_4xop
+ .rva .LSEH_info_ChaCha20_4xop
+___
+$code.=<<___ if ($avx>1);
+ .rva .LSEH_begin_ChaCha20_8x
+ .rva .LSEH_end_ChaCha20_8x
+ .rva .LSEH_info_ChaCha20_8x
+___
+$code.=<<___ if ($avx>2);
+ .rva .LSEH_begin_ChaCha20_avx512
+ .rva .LSEH_end_ChaCha20_avx512
+ .rva .LSEH_info_ChaCha20_avx512
+
+ .rva .LSEH_begin_ChaCha20_16x
+ .rva .LSEH_end_ChaCha20_16x
+ .rva .LSEH_info_ChaCha20_16x
+___
+$code.=<<___;
+.section .xdata
+.align 8
+.LSEH_info_ChaCha20_ctr32:
+ .byte 9,0,0,0
+ .rva se_handler
+
+.LSEH_info_ChaCha20_ssse3:
+ .byte 9,0,0,0
+ .rva ssse3_handler
+ .rva .Lssse3_body,.Lssse3_epilogue
+
+.LSEH_info_ChaCha20_4x:
+ .byte 9,0,0,0
+ .rva full_handler
+ .rva .L4x_body,.L4x_epilogue
+___
+$code.=<<___ if ($avx);
+.LSEH_info_ChaCha20_4xop:
+ .byte 9,0,0,0
+ .rva full_handler
+ .rva .L4xop_body,.L4xop_epilogue # HandlerData[]
+___
+$code.=<<___ if ($avx>1);
+.LSEH_info_ChaCha20_8x:
+ .byte 9,0,0,0
+ .rva full_handler
+ .rva .L8x_body,.L8x_epilogue # HandlerData[]
+___
+$code.=<<___ if ($avx>2);
+.LSEH_info_ChaCha20_avx512:
+ .byte 9,0,0,0
+ .rva ssse3_handler
+ .rva .Lavx512_body,.Lavx512_epilogue # HandlerData[]
+
+.LSEH_info_ChaCha20_16x:
+ .byte 9,0,0,0
+ .rva full_handler
+ .rva .L16x_body,.L16x_epilogue # HandlerData[]
+___
+}
+
foreach (split("\n",$code)) {
- s/\`([^\`]*)\`/eval $1/geo;
+ s/\`([^\`]*)\`/eval $1/ge;
- s/%x#%y/%x/go;
+ s/%x#%[yz]/%x/g; # "down-shift"
print $_,"\n";
}
projects / openssl.git / blobdiff