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path: root/crypto/bn/asm/rsaz-avx2.pl
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Diffstat (limited to 'crypto/bn/asm/rsaz-avx2.pl')
-rwxr-xr-xcrypto/bn/asm/rsaz-avx2.pl219
1 files changed, 141 insertions, 78 deletions
diff --git a/crypto/bn/asm/rsaz-avx2.pl b/crypto/bn/asm/rsaz-avx2.pl
index 3b6ccf83d13e..712a77fe8ca3 100755
--- a/crypto/bn/asm/rsaz-avx2.pl
+++ b/crypto/bn/asm/rsaz-avx2.pl
@@ -443,7 +443,7 @@ $TEMP2 = $B2;
$TEMP3 = $Y1;
$TEMP4 = $Y2;
$code.=<<___;
- #we need to fix indexes 32-39 to avoid overflow
+ # we need to fix indices 32-39 to avoid overflow
vmovdqu 32*8(%rsp), $ACC8 # 32*8-192($tp0),
vmovdqu 32*9(%rsp), $ACC1 # 32*9-192($tp0)
vmovdqu 32*10(%rsp), $ACC2 # 32*10-192($tp0)
@@ -1592,68 +1592,128 @@ rsaz_1024_scatter5_avx2:
.type rsaz_1024_gather5_avx2,\@abi-omnipotent
.align 32
rsaz_1024_gather5_avx2:
+ vzeroupper
+ mov %rsp,%r11
___
$code.=<<___ if ($win64);
lea -0x88(%rsp),%rax
- vzeroupper
.LSEH_begin_rsaz_1024_gather5:
# I can't trust assembler to use specific encoding:-(
- .byte 0x48,0x8d,0x60,0xe0 #lea -0x20(%rax),%rsp
- .byte 0xc5,0xf8,0x29,0x70,0xe0 #vmovaps %xmm6,-0x20(%rax)
- .byte 0xc5,0xf8,0x29,0x78,0xf0 #vmovaps %xmm7,-0x10(%rax)
- .byte 0xc5,0x78,0x29,0x40,0x00 #vmovaps %xmm8,0(%rax)
- .byte 0xc5,0x78,0x29,0x48,0x10 #vmovaps %xmm9,0x10(%rax)
- .byte 0xc5,0x78,0x29,0x50,0x20 #vmovaps %xmm10,0x20(%rax)
- .byte 0xc5,0x78,0x29,0x58,0x30 #vmovaps %xmm11,0x30(%rax)
- .byte 0xc5,0x78,0x29,0x60,0x40 #vmovaps %xmm12,0x40(%rax)
- .byte 0xc5,0x78,0x29,0x68,0x50 #vmovaps %xmm13,0x50(%rax)
- .byte 0xc5,0x78,0x29,0x70,0x60 #vmovaps %xmm14,0x60(%rax)
- .byte 0xc5,0x78,0x29,0x78,0x70 #vmovaps %xmm15,0x70(%rax)
+ .byte 0x48,0x8d,0x60,0xe0 # lea -0x20(%rax),%rsp
+ .byte 0xc5,0xf8,0x29,0x70,0xe0 # vmovaps %xmm6,-0x20(%rax)
+ .byte 0xc5,0xf8,0x29,0x78,0xf0 # vmovaps %xmm7,-0x10(%rax)
+ .byte 0xc5,0x78,0x29,0x40,0x00 # vmovaps %xmm8,0(%rax)
+ .byte 0xc5,0x78,0x29,0x48,0x10 # vmovaps %xmm9,0x10(%rax)
+ .byte 0xc5,0x78,0x29,0x50,0x20 # vmovaps %xmm10,0x20(%rax)
+ .byte 0xc5,0x78,0x29,0x58,0x30 # vmovaps %xmm11,0x30(%rax)
+ .byte 0xc5,0x78,0x29,0x60,0x40 # vmovaps %xmm12,0x40(%rax)
+ .byte 0xc5,0x78,0x29,0x68,0x50 # vmovaps %xmm13,0x50(%rax)
+ .byte 0xc5,0x78,0x29,0x70,0x60 # vmovaps %xmm14,0x60(%rax)
+ .byte 0xc5,0x78,0x29,0x78,0x70 # vmovaps %xmm15,0x70(%rax)
___
$code.=<<___;
- lea .Lgather_table(%rip),%r11
- mov $power,%eax
- and \$3,$power
- shr \$2,%eax # cache line number
- shl \$4,$power # offset within cache line
-
- vmovdqu -32(%r11),%ymm7 # .Lgather_permd
- vpbroadcastb 8(%r11,%rax), %xmm8
- vpbroadcastb 7(%r11,%rax), %xmm9
- vpbroadcastb 6(%r11,%rax), %xmm10
- vpbroadcastb 5(%r11,%rax), %xmm11
- vpbroadcastb 4(%r11,%rax), %xmm12
- vpbroadcastb 3(%r11,%rax), %xmm13
- vpbroadcastb 2(%r11,%rax), %xmm14
- vpbroadcastb 1(%r11,%rax), %xmm15
-
- lea 64($inp,$power),$inp
- mov \$64,%r11 # size optimization
- mov \$9,%eax
- jmp .Loop_gather_1024
+ lea -0x100(%rsp),%rsp
+ and \$-32, %rsp
+ lea .Linc(%rip), %r10
+ lea -128(%rsp),%rax # control u-op density
+
+ vmovd $power, %xmm4
+ vmovdqa (%r10),%ymm0
+ vmovdqa 32(%r10),%ymm1
+ vmovdqa 64(%r10),%ymm5
+ vpbroadcastd %xmm4,%ymm4
+
+ vpaddd %ymm5, %ymm0, %ymm2
+ vpcmpeqd %ymm4, %ymm0, %ymm0
+ vpaddd %ymm5, %ymm1, %ymm3
+ vpcmpeqd %ymm4, %ymm1, %ymm1
+ vmovdqa %ymm0, 32*0+128(%rax)
+ vpaddd %ymm5, %ymm2, %ymm0
+ vpcmpeqd %ymm4, %ymm2, %ymm2
+ vmovdqa %ymm1, 32*1+128(%rax)
+ vpaddd %ymm5, %ymm3, %ymm1
+ vpcmpeqd %ymm4, %ymm3, %ymm3
+ vmovdqa %ymm2, 32*2+128(%rax)
+ vpaddd %ymm5, %ymm0, %ymm2
+ vpcmpeqd %ymm4, %ymm0, %ymm0
+ vmovdqa %ymm3, 32*3+128(%rax)
+ vpaddd %ymm5, %ymm1, %ymm3
+ vpcmpeqd %ymm4, %ymm1, %ymm1
+ vmovdqa %ymm0, 32*4+128(%rax)
+ vpaddd %ymm5, %ymm2, %ymm8
+ vpcmpeqd %ymm4, %ymm2, %ymm2
+ vmovdqa %ymm1, 32*5+128(%rax)
+ vpaddd %ymm5, %ymm3, %ymm9
+ vpcmpeqd %ymm4, %ymm3, %ymm3
+ vmovdqa %ymm2, 32*6+128(%rax)
+ vpaddd %ymm5, %ymm8, %ymm10
+ vpcmpeqd %ymm4, %ymm8, %ymm8
+ vmovdqa %ymm3, 32*7+128(%rax)
+ vpaddd %ymm5, %ymm9, %ymm11
+ vpcmpeqd %ymm4, %ymm9, %ymm9
+ vpaddd %ymm5, %ymm10, %ymm12
+ vpcmpeqd %ymm4, %ymm10, %ymm10
+ vpaddd %ymm5, %ymm11, %ymm13
+ vpcmpeqd %ymm4, %ymm11, %ymm11
+ vpaddd %ymm5, %ymm12, %ymm14
+ vpcmpeqd %ymm4, %ymm12, %ymm12
+ vpaddd %ymm5, %ymm13, %ymm15
+ vpcmpeqd %ymm4, %ymm13, %ymm13
+ vpcmpeqd %ymm4, %ymm14, %ymm14
+ vpcmpeqd %ymm4, %ymm15, %ymm15
+
+ vmovdqa -32(%r10),%ymm7 # .Lgather_permd
+ lea 128($inp), $inp
+ mov \$9,$power
-.align 32
.Loop_gather_1024:
- vpand -64($inp), %xmm8,%xmm0
- vpand ($inp), %xmm9,%xmm1
- vpand 64($inp), %xmm10,%xmm2
- vpand ($inp,%r11,2), %xmm11,%xmm3
- vpor %xmm0,%xmm1,%xmm1
- vpand 64($inp,%r11,2), %xmm12,%xmm4
- vpor %xmm2,%xmm3,%xmm3
- vpand ($inp,%r11,4), %xmm13,%xmm5
- vpor %xmm1,%xmm3,%xmm3
- vpand 64($inp,%r11,4), %xmm14,%xmm6
- vpor %xmm4,%xmm5,%xmm5
- vpand -128($inp,%r11,8), %xmm15,%xmm2
- lea ($inp,%r11,8),$inp
- vpor %xmm3,%xmm5,%xmm5
- vpor %xmm2,%xmm6,%xmm6
- vpor %xmm5,%xmm6,%xmm6
- vpermd %ymm6,%ymm7,%ymm6
- vmovdqu %ymm6,($out)
+ vmovdqa 32*0-128($inp), %ymm0
+ vmovdqa 32*1-128($inp), %ymm1
+ vmovdqa 32*2-128($inp), %ymm2
+ vmovdqa 32*3-128($inp), %ymm3
+ vpand 32*0+128(%rax), %ymm0, %ymm0
+ vpand 32*1+128(%rax), %ymm1, %ymm1
+ vpand 32*2+128(%rax), %ymm2, %ymm2
+ vpor %ymm0, %ymm1, %ymm4
+ vpand 32*3+128(%rax), %ymm3, %ymm3
+ vmovdqa 32*4-128($inp), %ymm0
+ vmovdqa 32*5-128($inp), %ymm1
+ vpor %ymm2, %ymm3, %ymm5
+ vmovdqa 32*6-128($inp), %ymm2
+ vmovdqa 32*7-128($inp), %ymm3
+ vpand 32*4+128(%rax), %ymm0, %ymm0
+ vpand 32*5+128(%rax), %ymm1, %ymm1
+ vpand 32*6+128(%rax), %ymm2, %ymm2
+ vpor %ymm0, %ymm4, %ymm4
+ vpand 32*7+128(%rax), %ymm3, %ymm3
+ vpand 32*8-128($inp), %ymm8, %ymm0
+ vpor %ymm1, %ymm5, %ymm5
+ vpand 32*9-128($inp), %ymm9, %ymm1
+ vpor %ymm2, %ymm4, %ymm4
+ vpand 32*10-128($inp),%ymm10, %ymm2
+ vpor %ymm3, %ymm5, %ymm5
+ vpand 32*11-128($inp),%ymm11, %ymm3
+ vpor %ymm0, %ymm4, %ymm4
+ vpand 32*12-128($inp),%ymm12, %ymm0
+ vpor %ymm1, %ymm5, %ymm5
+ vpand 32*13-128($inp),%ymm13, %ymm1
+ vpor %ymm2, %ymm4, %ymm4
+ vpand 32*14-128($inp),%ymm14, %ymm2
+ vpor %ymm3, %ymm5, %ymm5
+ vpand 32*15-128($inp),%ymm15, %ymm3
+ lea 32*16($inp), $inp
+ vpor %ymm0, %ymm4, %ymm4
+ vpor %ymm1, %ymm5, %ymm5
+ vpor %ymm2, %ymm4, %ymm4
+ vpor %ymm3, %ymm5, %ymm5
+
+ vpor %ymm5, %ymm4, %ymm4
+ vextracti128 \$1, %ymm4, %xmm5 # upper half is cleared
+ vpor %xmm4, %xmm5, %xmm5
+ vpermd %ymm5,%ymm7,%ymm5
+ vmovdqu %ymm5,($out)
lea 32($out),$out
- dec %eax
+ dec $power
jnz .Loop_gather_1024
vpxor %ymm0,%ymm0,%ymm0
@@ -1661,20 +1721,20 @@ $code.=<<___;
vzeroupper
___
$code.=<<___ if ($win64);
- movaps (%rsp),%xmm6
- movaps 0x10(%rsp),%xmm7
- movaps 0x20(%rsp),%xmm8
- movaps 0x30(%rsp),%xmm9
- movaps 0x40(%rsp),%xmm10
- movaps 0x50(%rsp),%xmm11
- movaps 0x60(%rsp),%xmm12
- movaps 0x70(%rsp),%xmm13
- movaps 0x80(%rsp),%xmm14
- movaps 0x90(%rsp),%xmm15
- lea 0xa8(%rsp),%rsp
+ movaps -0xa8(%r11),%xmm6
+ movaps -0x98(%r11),%xmm7
+ movaps -0x88(%r11),%xmm8
+ movaps -0x78(%r11),%xmm9
+ movaps -0x68(%r11),%xmm10
+ movaps -0x58(%r11),%xmm11
+ movaps -0x48(%r11),%xmm12
+ movaps -0x38(%r11),%xmm13
+ movaps -0x28(%r11),%xmm14
+ movaps -0x18(%r11),%xmm15
.LSEH_end_rsaz_1024_gather5:
___
$code.=<<___;
+ lea (%r11),%rsp
ret
.size rsaz_1024_gather5_avx2,.-rsaz_1024_gather5_avx2
___
@@ -1708,8 +1768,10 @@ $code.=<<___;
.long 0,2,4,6,7,7,7,7
.Lgather_permd:
.long 0,7,1,7,2,7,3,7
-.Lgather_table:
- .byte 0,0,0,0,0,0,0,0, 0xff,0,0,0,0,0,0,0
+.Linc:
+ .long 0,0,0,0, 1,1,1,1
+ .long 2,2,2,2, 3,3,3,3
+ .long 4,4,4,4, 4,4,4,4
.align 64
___
@@ -1837,18 +1899,19 @@ rsaz_se_handler:
.rva rsaz_se_handler
.rva .Lmul_1024_body,.Lmul_1024_epilogue
.LSEH_info_rsaz_1024_gather5:
- .byte 0x01,0x33,0x16,0x00
- .byte 0x36,0xf8,0x09,0x00 #vmovaps 0x90(rsp),xmm15
- .byte 0x31,0xe8,0x08,0x00 #vmovaps 0x80(rsp),xmm14
- .byte 0x2c,0xd8,0x07,0x00 #vmovaps 0x70(rsp),xmm13
- .byte 0x27,0xc8,0x06,0x00 #vmovaps 0x60(rsp),xmm12
- .byte 0x22,0xb8,0x05,0x00 #vmovaps 0x50(rsp),xmm11
- .byte 0x1d,0xa8,0x04,0x00 #vmovaps 0x40(rsp),xmm10
- .byte 0x18,0x98,0x03,0x00 #vmovaps 0x30(rsp),xmm9
- .byte 0x13,0x88,0x02,0x00 #vmovaps 0x20(rsp),xmm8
- .byte 0x0e,0x78,0x01,0x00 #vmovaps 0x10(rsp),xmm7
- .byte 0x09,0x68,0x00,0x00 #vmovaps 0x00(rsp),xmm6
- .byte 0x04,0x01,0x15,0x00 #sub rsp,0xa8
+ .byte 0x01,0x36,0x17,0x0b
+ .byte 0x36,0xf8,0x09,0x00 # vmovaps 0x90(rsp),xmm15
+ .byte 0x31,0xe8,0x08,0x00 # vmovaps 0x80(rsp),xmm14
+ .byte 0x2c,0xd8,0x07,0x00 # vmovaps 0x70(rsp),xmm13
+ .byte 0x27,0xc8,0x06,0x00 # vmovaps 0x60(rsp),xmm12
+ .byte 0x22,0xb8,0x05,0x00 # vmovaps 0x50(rsp),xmm11
+ .byte 0x1d,0xa8,0x04,0x00 # vmovaps 0x40(rsp),xmm10
+ .byte 0x18,0x98,0x03,0x00 # vmovaps 0x30(rsp),xmm9
+ .byte 0x13,0x88,0x02,0x00 # vmovaps 0x20(rsp),xmm8
+ .byte 0x0e,0x78,0x01,0x00 # vmovaps 0x10(rsp),xmm7
+ .byte 0x09,0x68,0x00,0x00 # vmovaps 0x00(rsp),xmm6
+ .byte 0x04,0x01,0x15,0x00 # sub rsp,0xa8
+ .byte 0x00,0xb3,0x00,0x00 # set_frame r11
___
}