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Nettle
nettle
Commits
59eb1aa1
Commit
59eb1aa1
authored
Mar 06, 2013
by
Niels Möller
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x86_64 assembly for ecc_224_modp.
parent
933c4cef
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x86_64/ecc-224-modp.asm
x86_64/ecc-224-modp.asm
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ChangeLog
View file @
59eb1aa1
2013-03-06 Niels Möller <nisse@lysator.liu.se>
* x86_64/ecc-224-modp.asm: New file, 5 time speedup over C
version.
2013-03-05 Niels Möller <nisse@lysator.liu.se>
* configure.ac (asm_optional_list): Added ecc-521-modp.asm.
...
...
x86_64/ecc-224-modp.asm
0 → 100644
View file @
59eb1aa1
C
nettle
,
low
-
level
cryptographics
library
C
C
Copyright
(
C
)
2013
Niels
M
ö
ller
C
C
The
nettle
library
is
free
software
; you can redistribute it and/or modify
C
it
under
the
terms
of
the
GNU
Lesser
General
Public
License
as
published
by
C
the
Free
Software
Foundation
; either version 2.1 of the License, or (at your
C
option
)
any
later
version.
C
C
The
nettle
library
is
di
stributed
in
the
hope
that
it
will
be
useful
,
but
C
WITHOUT
ANY
WARRANTY
; without even the implied warranty of MERCHANTABILITY
C
or
FITNESS
FOR
A
PARTICULAR
PURPOSE.
See
the
GNU
Lesser
General
Public
C
License
for
more
details.
C
C
You
should
have
received
a
copy
of
the
GNU
Lesser
General
Public
License
C
al
ong
with
the
nettle
library
; see the file COPYING.LIB. If not, write to
C
the
Free
Software
Foundation
,
Inc.
,
51
Franklin
Street
,
Fifth
Floor
,
Boston
,
C
MA
02111
-
1301
,
USA.
.file
"ecc-224-modp.asm"
define
(
<
RP
>
,
<%
rsi
>
)
define
(
<
T0
>
,
<%
rdi
>
)
C
Overlaps
unused
ecc
input
define
(
<
T1
>
,
<%
rcx
>
)
define
(
<
H0
>
,
<%
rax
>
)
define
(
<
H1
>
,
<%
rdx
>
)
define
(
<
H2
>
,
<%
r8
>
)
define
(
<
F0
>
,
<%
r9
>
)
define
(
<
F1
>
,
<%
r10
>
)
define
(
<
F2
>
,
<%
r11
>
)
PROLOGUE
(
nettle_ecc_224_modp
)
W64_ENTRY
(
2
,
0
)
mov
48
(
RP
),
H0
mov
56
(
RP
),
H1
C
Set
(
F2
,
F1
,
F0
)
<--
(
H1
,
H0
)
<<
32
mov
H0
,
F0
mov
H0
,
F1
shl
$
32
,
F0
shr
$
32
,
F1
mov
H1
,
F2
mov
H1
,
T0
shl
$
32
,
T0
shr
$
32
,
F2
or
T0
,
F1
xor
H2
,
H2
mov
16
(
RP
),
T0
mov
24
(
RP
),
T1
sub
F0
,
T0
sbb
F1
,
T1
sbb
F2
,
H0
sbb
$
0
,
H1
C
No
further
borrow
adc
32
(
RP
),
H0
adc
40
(
RP
),
H1
adc
$
0
,
H2
C
Set
(
F2
,
F1
,
F0
)
<--
(
H2
,
H1
,
H0
)
<<
32
C
To
free
registers
,
add
in
T1
,
T0
as
soon
as
H0
,
H1
have
been
copied
mov
H0
,
F0
mov
H0
,
F1
add
T0
,
H0
mov
H1
,
F2
mov
H1
,
T0
adc
T1
,
H1
mov
H2
,
T1
adc
$
0
,
H2
C
Shift
32
bits
shl
$
32
,
F0
shr
$
32
,
F1
shl
$
32
,
T0
shr
$
32
,
F2
shl
$
32
,
T1
or
T0
,
F1
or
T1
,
F2
mov
(
RP
),
T0
mov
8
(
RP
),
T1
sub
F0
,
T0
sbb
F1
,
T1
sbb
F2
,
H0
sbb
$
0
,
H1
sbb
$
0
,
H2
C
We
now
have
H2
,
H1
,
H0
,
T1
,
T0
,
with
33
bits
left
to
reduce
C
Set
F0
<--
(
H2
,
H1
)
>>
32
C
Set
(
F2
,
F1
)
<--
(
H2
,
H1
&
0xffffffff00000000
)
C
H1
<--
H1
&
0xffffffff
mov
H1
,
F0
mov
H1
,
F1
mov
H2
,
F2
movl
XREG
(
H1
),
XREG
(
H1
)
C
Cl
ears
high
32
bits
sub
H1
,
F1
C
Cl
ears
low
32
bits
shr
$
32
,
F0
shl
$
32
,
H2
or
H2
,
F0
sub
F0
,
T0
sbb
$
0
,
F1
sbb
$
0
,
F2
add
F1
,
T1
adc
F2
,
H0
adc
$
0
,
H1
mov
T0
,
(
RP
)
mov
T1
,
8
(
RP
)
mov
H0
,
16
(
RP
)
mov
H1
,
24
(
RP
)
W64_EXIT
(
2
,
0
)
ret
EPILOGUE
(
nettle_ecc_224_modp
)
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