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-rw-r--r--crypto/sha/asm/sha256-mb-x86_64.pl641
1 files changed, 624 insertions, 17 deletions
diff --git a/crypto/sha/asm/sha256-mb-x86_64.pl b/crypto/sha/asm/sha256-mb-x86_64.pl
index e86f0bc7fa..ec87017032 100644
--- a/crypto/sha/asm/sha256-mb-x86_64.pl
+++ b/crypto/sha/asm/sha256-mb-x86_64.pl
@@ -15,7 +15,7 @@
# this +aesni(i) sha256 aesni-sha256 gain(iv)
# -------------------------------------------------------------------
# Westmere(ii) 23.3/n +1.28=7.11(n=4) 12.3 +3.75=16.1 +126%
-# Atom(ii) ?39.1/n +3.93=13.7(n=4) 20.8 +5.69=26.5 +93%
+# Atom(ii) 38.7/n +3.93=13.6(n=4) 20.8 +5.69=26.5 +95%
# Sandy Bridge (20.5 +5.15=25.7)/n 11.6 13.0 +103%
# Ivy Bridge (20.4 +5.14=25.5)/n 10.3 11.6 +82%
# Haswell(iii) (21.0 +5.00=26.0)/n 7.80 8.79 +170%
@@ -29,7 +29,7 @@
# for n=4 is 20.3+4.44=24.7;
# (iv) presented improvement coefficients are asymptotic limits and
# in real-life application are somewhat lower, e.g. for 2KB
-# fragments they range from 75% to 13% (on Haswell);
+# fragments they range from 75% to 130% (on Haswell);
$flavour = shift;
$output = shift;
@@ -103,7 +103,6 @@ $code.=<<___ if ($i<15);
punpckldq $t2,$Xi
punpckldq $t3,$t1
punpckldq $t1,$Xi
- pshufb $Xn,$Xi
___
$code.=<<___ if ($i==15);
movd `4*$i`(@ptr[0]),$Xi
@@ -117,11 +116,12 @@ $code.=<<___ if ($i==15);
punpckldq $t2,$Xi
punpckldq $t3,$t1
punpckldq $t1,$Xi
- pshufb $Xn,$Xi
___
$code.=<<___;
movdqa $e,$sigma
+ `"pshufb $Xn,$Xi" if ($i<=15 && ($i&1)==0)`
movdqa $e,$t3
+ `"pshufb $Xn,$Xi" if ($i<=15 && ($i&1)==1)`
psrld \$6,$sigma
movdqa $e,$t2
pslld \$7,$t3
@@ -136,7 +136,7 @@ $code.=<<___;
psrld \$25-11,$t2
movdqa $e,$t1
- `"prefetch 63(@ptr[0])" if ($i==15)`
+ `"prefetcht0 63(@ptr[0])" if ($i==15)`
pxor $t3,$sigma
movdqa $e,$axb # borrow $axb
pslld \$26-21,$t3
@@ -144,7 +144,7 @@ $code.=<<___;
pand $f,$axb
pxor $t2,$sigma
- `"prefetch 63(@ptr[1])" if ($i==15)`
+ `"prefetcht0 63(@ptr[1])" if ($i==15)`
movdqa $a,$t2
pxor $t3,$sigma # Sigma1(e)
movdqa $a,$t3
@@ -156,7 +156,7 @@ $code.=<<___;
pslld \$10,$t3
pxor $a,$axb # a^b, b^c in next round
- `"prefetch 63(@ptr[2])" if ($i==15)`
+ `"prefetcht0 63(@ptr[2])" if ($i==15)`
psrld \$13,$sigma
pxor $t3,$t2
paddd $t1,$Xi # Xi+=Ch(e,f,g)
@@ -164,7 +164,7 @@ $code.=<<___;
pand $axb,$bxc
pxor $sigma,$t2
- `"prefetch 63(@ptr[3])" if ($i==15)`
+ `"prefetcht0 63(@ptr[3])" if ($i==15)`
psrld \$22-13,$sigma
pxor $t3,$t2
movdqa $b,$h
@@ -232,9 +232,11 @@ $code.=<<___;
.type sha256_multi_block,\@function,3
.align 32
sha256_multi_block:
+ mov OPENSSL_ia32cap_P+4(%rip),%rcx
+ bt \$61,%rcx # check SHA bit
+ jc _shaext_shortcut
___
$code.=<<___ if ($avx);
- mov OPENSSL_ia32cap_P+4(%rip),%rcx
test \$`1<<28`,%ecx
jnz _avx_shortcut
___
@@ -260,6 +262,7 @@ $code.=<<___;
sub \$`$REG_SZ*18`, %rsp
and \$-256,%rsp
mov %rax,`$REG_SZ*17`(%rsp) # original %rsp
+.Lbody:
lea K256+128(%rip),$Tbl
lea `$REG_SZ*16`(%rsp),%rbx
lea 0x80($ctx),$ctx # size optimization
@@ -393,9 +396,363 @@ $code.=<<___;
mov -16(%rax),%rbp
mov -8(%rax),%rbx
lea (%rax),%rsp
+.Lepilogue:
ret
.size sha256_multi_block,.-sha256_multi_block
___
+ {{{
+my ($Wi,$TMP0,$TMP1,$TMPx,$ABEF0,$CDGH0,$ABEF1,$CDGH1)=map("%xmm$_",(0..3,12..15));
+my @MSG0=map("%xmm$_",(4..7));
+my @MSG1=map("%xmm$_",(8..11));
+
+$code.=<<___;
+.type sha256_multi_block_shaext,\@function,3
+.align 32
+sha256_multi_block_shaext:
+_shaext_shortcut:
+ mov %rsp,%rax
+ push %rbx
+ push %rbp
+___
+$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 \$`$REG_SZ*18`,%rsp
+ shl \$1,$num # we process pair at a time
+ and \$-256,%rsp
+ lea 0x80($ctx),$ctx # size optimization
+ mov %rax,`$REG_SZ*17`(%rsp) # original %rsp
+.Lbody_shaext:
+ lea `$REG_SZ*16`(%rsp),%rbx
+ lea K256_shaext+0x80(%rip),$Tbl
+
+.Loop_grande_shaext:
+ mov $num,`$REG_SZ*17+8`(%rsp) # orignal $num
+ xor $num,$num
+___
+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)=@_;
@@ -470,38 +827,38 @@ $code.=<<___;
vpsrld \$25,$e,$t2
vpxor $t3,$sigma,$sigma
- `"prefetch 63(@ptr[0])" if ($i==15)`
+ `"prefetcht0 63(@ptr[0])" if ($i==15)`
vpslld \$7,$e,$t3
vpandn $g,$e,$t1
vpand $f,$e,$axb # borrow $axb
- `"prefetch 63(@ptr[1])" if ($i==15)`
+ `"prefetcht0 63(@ptr[1])" if ($i==15)`
vpxor $t2,$sigma,$sigma
vpsrld \$2,$a,$h # borrow $h
vpxor $t3,$sigma,$sigma # Sigma1(e)
- `"prefetch 63(@ptr[2])" if ($i==15)`
+ `"prefetcht0 63(@ptr[2])" if ($i==15)`
vpslld \$30,$a,$t2
vpxor $axb,$t1,$t1 # Ch(e,f,g)
vpxor $a,$b,$axb # a^b, b^c in next round
- `"prefetch 63(@ptr[3])" if ($i==15)`
+ `"prefetcht0 63(@ptr[3])" if ($i==15)`
vpxor $t2,$h,$h
vpaddd $sigma,$Xi,$Xi # Xi+=Sigma1(e)
vpsrld \$13,$a,$t2
- `"prefetch 63(@ptr[4])" if ($i==15 && $REG_SZ==32)`
+ `"prefetcht0 63(@ptr[4])" if ($i==15 && $REG_SZ==32)`
vpslld \$19,$a,$t3
vpaddd $t1,$Xi,$Xi # Xi+=Ch(e,f,g)
vpand $axb,$bxc,$bxc
- `"prefetch 63(@ptr[5])" if ($i==15 && $REG_SZ==32)`
+ `"prefetcht0 63(@ptr[5])" if ($i==15 && $REG_SZ==32)`
vpxor $t2,$h,$sigma
vpsrld \$22,$a,$t2
vpxor $t3,$sigma,$sigma
- `"prefetch 63(@ptr[6])" if ($i==15 && $REG_SZ==32)`
+ `"prefetcht0 63(@ptr[6])" if ($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,$d # d+=Xi
- `"prefetch 63(@ptr[7])" if ($i==15 && $REG_SZ==32)`
+ `"prefetcht0 63(@ptr[7])" if ($i==15 && $REG_SZ==32)`
vpxor $t2,$sigma,$sigma
vpxor $t3,$sigma,$sigma # Sigma0(a)
@@ -586,6 +943,7 @@ $code.=<<___;
sub \$`$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
@@ -718,6 +1076,7 @@ $code.=<<___;
mov -16(%rax),%rbp
mov -8(%rax),%rbx
lea (%rax),%rsp
+.Lepilogue_avx:
ret
.size sha256_multi_block_avx,.-sha256_multi_block_avx
___
@@ -760,6 +1119,7 @@ $code.=<<___;
sub \$`$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
@@ -896,6 +1256,7 @@ $code.=<<___;
mov -16(%rax),%rbp
mov -8(%rax),%rbx
lea (%rax),%rsp
+.Lepilogue_avx2:
ret
.size sha256_multi_block_avx2,.-sha256_multi_block_avx2
___
@@ -932,17 +1293,263 @@ $code.=<<___;
.Lpbswap:
.long 0x00010203,0x04050607,0x08090a0b,0x0c0d0e0f # pbswap
.long 0x00010203,0x04050607,0x08090a0b,0x0c0d0e0f # pbswap
+K256_shaext:
+ .long 0x428a2f98,0x71374491,0xb5c0fbcf,0xe9b5dba5
+ .long 0x3956c25b,0x59f111f1,0x923f82a4,0xab1c5ed5
+ .long 0xd807aa98,0x12835b01,0x243185be,0x550c7dc3
+ .long 0x72be5d74,0x80deb1fe,0x9bdc06a7,0xc19bf174
+ .long 0xe49b69c1,0xefbe4786,0x0fc19dc6,0x240ca1cc
+ .long 0x2de92c6f,0x4a7484aa,0x5cb0a9dc,0x76f988da
+ .long 0x983e5152,0xa831c66d,0xb00327c8,0xbf597fc7
+ .long 0xc6e00bf3,0xd5a79147,0x06ca6351,0x14292967
+ .long 0x27b70a85,0x2e1b2138,0x4d2c6dfc,0x53380d13
+ .long 0x650a7354,0x766a0abb,0x81c2c92e,0x92722c85
+ .long 0xa2bfe8a1,0xa81a664b,0xc24b8b70,0xc76c51a3
+ .long 0xd192e819,0xd6990624,0xf40e3585,0x106aa070
+ .long 0x19a4c116,0x1e376c08,0x2748774c,0x34b0bcb5
+ .long 0x391c0cb3,0x4ed8aa4a,0x5b9cca4f,0x682e6ff3
+ .long 0x748f82ee,0x78a5636f,0x84c87814,0x8cc70208
+ .long 0x90befffa,0xa4506ceb,0xbef9a3f7,0xc67178f2
+ .asciz "SHA256 multi-block transform for x86_64, CRYPTOGAMS by <appro\@openssl.org>"
___
+if ($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";
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-06 18:19:57 +0000